Search Images Maps Play YouTube News Gmail Drive More »
Sign in
Screen reader users: click this link for accessible mode. Accessible mode has the same essential features but works better with your reader.

Patents

  1. Advanced Patent Search
Publication numberCN103076574 B
Publication typeGrant
Application numberCN 201110327177
Publication date3 Jun 2015
Filing date25 Oct 2011
Priority date25 Oct 2011
Also published asCN103076574A
Publication number201110327177.9, CN 103076574 B, CN 103076574B, CN 201110327177, CN-B-103076574, CN103076574 B, CN103076574B, CN201110327177, CN201110327177.9
Inventors周明杰, 林久锋
Applicant海洋王照明科技股份有限公司, 深圳市海洋王照明工程有限公司
Export CitationBiBTeX, EndNote, RefMan
External Links: SIPO, Espacenet
Automatic detection circuit and automatic detection device for life of emergency lamp
CN 103076574 B
Abstract  translated from Chinese
本发明适用于灯具检测领域,提供了一种自动检测电路及应急灯寿命自动检测装置,所述自动检测电路包括:计数单元,所述计数单元的两电源端与所述交流电源连接,用于记录切换交流电源与直流电源供电输出的次数;切换控制单元,所述切换控制单元的电源端与所述计数单元的公共端连接,所述切换控制单元的双切换端与所述计数单元的双计数端连接,用于自动切换交流电源与直流电源的供电输出。 The present invention is applicable to the detection field lighting, provides an automatic emergency lamp life detection circuit and automatic detection device, the automatic detection circuit includes: a counting unit, the count of two power supply terminal unit is connected to the AC power supply for record switch the AC and DC power supply output frequency; switching control means, said switching control unit and a power supply terminal of said counting means connected to a common terminal, said switching control unit switching end and the double counting unit bis Count end connection for automatic switching power supply output AC and DC power supply. 本发明通过切换控制单元设置测试时间控制对应急灯直流电源与交流电源之间的供电切换,并通过计数单元进行切换计数,实现了对应急灯使用寿命的自动检测控制,提高了检测准确度和检测效率。 The present invention set the test time by switching the control unit controls the power supply to the emergency light switch DC power to AC power between the switch and counted by the counting unit, the realization of the emergency lamp life of automatic detection and control, to improve the detection accuracy and detection efficiency.
Claims(5)  translated from Chinese
1.一种自动检测电路,其特征在于,所述自动检测电路包括: 计数单元,所述计数单元的两电源端与交流电源连接,计数单元的常闭端与交流电源的火线连接,用于记录切换交流电源与直流电源供电输出的次数; 切换控制单元,所述切换控制单元的电源端与所述计数单元的公共端连接,所述切换控制单元的双切换端与所述计数单元的双计数端连接,所述切换控制单元的第一直流控制端和第一交流控制端分别与待测用电器连接,所述切换控制单元的第二直流控制端与所述直流电源连接,所述切换控制单元的第二交流控制端与所述交流电源连接,用于自动切换交流电源与直流电源的供电输出; 所述切换控制单元包括: 第一计时控制模块,所述第一计时控制模块的电源端为所述切换控制单元的电源端,所述第一计时控制模块的接地端与所述交流电源的零线连接,所述第一计时控制模块的常开端与所述第一计时控制模块的电源端连接,用于设置间隔时间; 第二计时控制模块,所述第二计时控制模块的电源端与所述第一计时控制模块的公共端连接,所述第二计时控制模块的接地端与所述交流电源的零线连接,所述第二计时控制模块的公共端与所述第二计时控制模块的电源端连接,用于设置交流通电时间; 第三计时控制模块,所述第三计时控制模块的电源端与所述第二计时控制模块的常开端连接,所述第三计时控制模块的接地端与所述交流电源的零线连接,所述第三计时控制模块的常开端和公共端分别与所述第一计时控制模块的双复位端连接,用于设置直流通电时间; 第一开关模块,所述第一开关模块的电流输入端与所述第一计时控制模块的公共端连接,所述第一开关模块的电流输出端与所述交流电源的零线连接,所述第一开关模块的第一引出端为所述切换控制单元的第一直流控制端,所述第一开关模块的第二引出端为所述切换控制单元的第二直流控制端,用于在导通时控制直流电源供电; 第二开关模块,所述第二开关模块的电流输入端与所述第二计时控制模块的常闭端连接,所述第二开关模块的电流输出端与所述交流电源的零线连接,所述第二开关模块的第一引出端为所述切换控制单元的第一交流控制端,所述第二开关模块的第二引出端为所述切换控制单元的第二交流控制端,所述第二开关模块的第三引出端和第四引出端为所述切换控制单元的双切换端,用于在导通时控制交流电源供电。 An automatic detection circuit, characterized in that said automatic detection circuit includes: a counting unit, said counting two ends connected to AC power supply unit, the count normally closed terminal and AC power supply unit is connected FireWire for record switch the AC and DC power supply output frequency; switching control means, said switching control unit and a power supply terminal of said counting means connected to a common terminal, said switching control unit switching end and the double counting unit bis Count end, said switching control unit controlling the first DC control terminal and the first terminal connected to the AC electrical test, the switching control unit is connected to a second DC control terminal of the DC power supply, the a second switching control unit is connected to the control terminal of the AC power source AC, for automatically switching the output of the AC and DC power supply; said switching control unit comprises: a first timing control module, the first timer control module a power supply terminal of said switching control unit power supply terminal, said first timing control module is connected to the ground terminal of the zero line of the AC power supply, said first normally open timing control module and the first timing control module The power supply terminal is connected, for setting the time interval; a second power supply terminal timing control module, said second timing control module is connected to the first common terminal timing control module, said second ground terminal timing control module AC power is connected to the zero line, said second timing control module common terminal connected to the second power supply terminal timing control module, used to set the AC power-on time; third timing control module, the third timing control module is connected to a power supply terminal often start the second timing control module, the third timing control module of the zero line and the ground terminal of the AC power supply is connected, often start the third timing control module and common terminal connected to the reset terminal of the first double-timing control module for configuring the DC power-on time; a first switch module, the first switch module current input terminal and said first timing control module common terminal connecting said first current output terminal of the switching module is connected to the zero line of the AC power supply, the first switching module first DC terminals of the first switching control means control terminal, said first The second terminals of a switch module for the switching control unit of the second DC control terminal for controlling conduction in a DC power supply; a second switch module, the second switch module and the current input terminal the normally closed end of the second timing control module is connected, a current output terminal of said second switching module is connected with the AC power zero line, the second terminals of the first switching module as the first of the switching control unit an AC control terminal, a second lead-out end of the second module is a second AC switch control terminal of said switching control means, said third terminals of the second switch module and a fourth switching control terminals of the Double switching end unit for conducting control AC power.
2.如权利要求1所述的自动检测电路,其特征在于,所述计数单元为计数器,所述计数器的电源端和接地端为所述计数单元的两电源端,所述计数器的公共端为所述计数单元的公共端,所述计数器的常闭端与所述计数器的电源端连接,所述计数器的双计数端为所述计数单元的双计数端。 2. The automatic detecting circuit according to claim 1, characterized in that said counting means is a counter, a power supply terminal and a ground terminal of said counter means for counting two of said power supply terminal, the common terminal of the counter The counting unit of common, normally closed end of the counter and the counter is connected to a power supply terminal, double counting for the end of the counter count double counting end unit.
3.如权利要求1所述的自动检测电路,其特征在于,所述第一计时控制模块、第二计时控制模块、第三计时控制模块均为时间继电器。 Automatically detecting circuit according to claim, characterized in that said first timing control module, the second timing control module, the third timing control module are time relay.
4.如权利要求1所述的自动检测电路,其特征在于,所述第一开关模块和第二开关模块均为电磁继电器。 The automatic detecting circuit according to claim 1, characterized in that said first switching module and the second switch module are electromagnetic relays.
5.一种应急灯寿命自动检测装置,其特征在于,所述应急灯寿命自动检测装置的自动检测电路为如权利要求1至4任一项所述的自动检测电路。 An automatic emergency lamp lifetime detecting device, characterized in that the automatic emergency lamp lifetime detecting circuit for an automatic detection apparatus according to the automatic detection circuit according to any one of claims 4.
Description  translated from Chinese
一种自动检测电路及应急灯寿命自动检测装置 An automatic emergency lamp life detection circuit and automatic detection device

技术领域 TECHNICAL FIELD

[0001] 本发明属于灯具检测领域,尤其涉及一种自动检测电路及应急灯寿命自动检测装置。 [0001] The present invention belongs to the field of lighting detection, and more particularly to an automatic emergency lamp life detection circuit and automatic detection devices.

背景技术 Background technique

[0002]目前应急照明灯具在出厂前首先要经过严格的使用寿命检测,即对应急照明灯具在交流到直流的转换次数以及时间进行检测,记录相应的参数已作为该应急灯具使用寿命的重要技术指标。 [0002] The present emergency lighting in the factory life must first undergo a rigorous testing, that is, the emergency lighting in the AC-to-DC conversions and time for testing, recording the corresponding parameters have been as important to the life of the emergency lighting technology index.

[0003] 但是,现阶段通常采用手动的方式对应急照明灯具进行开关,记录参数,严重浪费了劳动力,并且由于手动操作难免出现失误,影响检测结果,检测效率很低。 [0003] However, at this stage usually manual mode switching of emergency lighting, recording parameters, a serious waste of labor, and since manual operation is inevitable mistakes, affect the test results, low detection efficiency.

发明内容 SUMMARY OF THE INVENTION

[0004] 本发明实施例的目的在于提供一种自动检测电路,旨在解决目前应急灯具使用寿命检测方式数据不准确,检测效率低的问题。 [0004] The object of an embodiment of the present invention is to provide an automatic detection circuit, designed to address the current emergency lamp life detection mode data is not accurate, low detection efficiency.

[0005] 本发明实施例是这样实现的,一种自动检测电路,所述自动检测电路包括: [0005] The embodiment of the invention is achieved, an automatic detection circuit, said automatic detection circuit comprises:

[0006] 计数单元,所述计数单元的两电源端与交流电源连接,计数单元的常闭端与交流电源的火线连接,用于记录切换交流电源与直流电源供电输出的次数; [0006] The counting unit, the counting unit of the two power supply terminals connected to AC power, the count normally closed terminal and AC power supply unit is connected FireWire, record the number of switching AC and DC power supply for output;

[0007] 切换控制单元,所述切换控制单元的电源端与所述计数单元的公共端连接,所述切换控制单元的双切换端与所述计数单元的双计数端连接,所述切换控制单元的第一直流控制端和第一交流控制端分别与待测用电器连接,所述切换控制单元的第二直流控制端与所述直流电源连接,所述切换控制单元的第二交流控制端与所述交流电源连接,用于自动切换交流电源与直流电源的供电输出; [0007] The switching control unit, said switching control unit power supply terminal and the common terminal connected to the counting unit, said switching control unit of the double switch end and the end count double counting unit is connected, the switching control unit The first DC control terminal and the first control terminal connected to the AC electrical test, the switching control unit is connected to a second DC control terminal of the DC power source, said switching control unit of the second exchange control terminal It is connected to the AC power source, for automatically switching the output of the AC and DC power supply;

[0008] 所述切换控制单元包括: [0008] The switching control unit comprises:

[0009] 第一计时控制模块,所述第一计时控制模块的电源端为所述切换控制单元的电源端,所述第一计时控制模块的接地端与所述交流电源的零线连接,所述第一计时控制模块的常开端与所述第一计时控制模块的电源端连接,用于设置间隔时间; [0009] The first timing control module, the first power supply terminal timing control module to said switching control unit of a power supply terminal, the ground terminal is connected with a first timing control module of the zero line of the AC power source, the said first timing control module normally open with the first timing control module power supply terminal connection is used to set the time interval;

[0010] 第二计时控制模块,所述第二计时控制模块的电源端与所述第一计时控制模块的公共端连接,所述第二计时控制模块的接地端与所述交流电源的零线连接,所述第二计时控制模块的公共端与所述第二计时控制模块的电源端连接,用于设置交流通电时间; [0010] The second timing control module, said second timing control module and the power source terminal of the first timing control module connected to a common terminal, said second timing control module and the ground terminal of the zero line of the AC power source connection, the second timing control module common terminal and the second power supply terminal timing control module is connected, for setting the AC power-on time;

[0011] 第三计时控制模块,所述第三计时控制模块的电源端与所述第二计时控制模块的常开端连接,所述第三计时控制模块的接地端与所述交流电源的零线连接,所述第三计时控制模块的常开端和公共端分别与所述第一计时控制模块的双复位端连接,用于设置直流通电时间; [0011] The third timing control module, normally open timing control module of the third power supply terminal and said second timing control module is connected to the ground terminal of said third timing control module and the zero line of the AC power supply connections, often start the third timing control module and the common terminal, respectively, with the first double-timing control module is connected to the reset terminal, used to set the current power-on time;

[0012] 第一开关模块,所述第一开关模块的电流输入端与所述第一计时控制模块的公共端连接,所述第一开关模块的电流输出端与所述交流电源的零线连接,所述第一开关模块的第一引出端为所述切换控制单元的第一直流控制端,所述第一开关模块的第二引出端为所述切换控制单元的第二直流控制端,用于在导通时控制直流电源供电; [0012] The first switch module, the first switching current input terminal block with the first timing control module is connected to the common terminal, the first switch module current output terminal is connected to the AC power supply zero line said first switch module first terminals to the switching control unit first DC control terminal, the first switch module second terminals of the switching control unit of the second DC control terminal, used when conducting controlled DC power supply;

[0013] 第二开关模块,所述第二开关模块的电流输入端与所述第二计时控制模块的常闭端连接,所述第二开关模块的电流输出端与所述交流电源的零线连接,所述第二开关模块的第一引出端为所述切换控制单元的第一交流控制端,所述第二开关模块的第二引出端为所述切换控制单元的第二交流控制端,所述第二开关模块的第三引出端和第四引出端为所述切换控制单元的双切换端,用于在导通时控制交流电源供电。 [0013] The second switching module, said second switch module and the second current input terminal timing control module is connected to the normally closed terminal, a current output terminal of said second switching modules with the zero line of the AC power supply connecting said first lead of the second terminal of the switch module for the switching control unit of the first exchange control terminal, the second switch module second terminals of the second terminal of the AC control switching control unit the third terminals of the second switch module and a fourth double-switch terminals end of the switching control unit for controlling the conduction AC power.

[0014] 本发明实施例的另一目的在于提供一种采用上述自动检测电路的应急灯寿命自动检测装置。 [0014] Another object of an embodiment of the present invention to provide automatic emergency lamp lifetime detecting device for automatic detection of the above-described circuit.

[0015] 在本发明实施例中,通过切换控制单元设置测试时间控制对应急灯直流电源与交流电源之间的供电切换,并通过计数单元进行切换计数,实现了对应急灯使用寿命的自动检测控制,提高了检测准确度和检测效率。 [0015] In an embodiment of the present invention, by switching the control unit controls the power supply to set the test time emergency lights between the DC power to AC power switch, and switch count by counting unit, to achieve automatic detection of emergency lamp life control and improve the detection accuracy and detection efficiency.

附图说明 Brief Description

[0016] 图1为本发明一实施例提供的自动检测电路的结构图; [0016] FIG. 1 illustrates the configuration of the present invention provides automatic detection circuit according to an embodiment;

[0017] 图2为本发明一实施例提供的自动检测电路的示例电路结构图; [0017] Figure 2 is a circuit configuration diagram showing an example of the invention to provide an automatic detecting circuit according to an embodiment;

[0018]图3为本发明一实施例提供的自动检测电路的测试周期示意图。 [0018] Figure 3 embodiment the present invention provides an automatic test cycle detecting circuit schematic diagram of an embodiment.

具体实施方式 DETAILED DESCRIPTION

[0019] 为了使本发明的目的、技术方案及优点更加清楚明白,以下结合附图及实施例,对本发明进行进一步详细说明。 [0019] In order to make the objects, technical solutions and advantages of the present invention will become apparent from the following accompanying drawings and embodiments of the present invention will be described in further detail. 应当理解,此处所描述的具体实施例仅仅用以解释本发明,并不用于限定本发明。 It should be understood that the specific embodiments described herein are merely for explaining the present invention and are not intended to limit the present invention.

[0020] 本发明实施例通过切换控制单元设置测试时间控制对应急灯直流电源与交流电源之间的供电切换,并通过计数单元进行切换计数,实现了对应急灯使用寿命的自动检测控制,提高了检测准确度和检测效率。 Implementation [0020] The present invention set the test time to control DC power supply emergency lights switching between the AC power source through the switching control unit, and switch counted by the counting unit, the realization of the emergency lamp life of automatic detection and control, improve the detection accuracy and detection efficiency.

[0021] 图1示出了本发明实施例提供的自动检测电路的结构,为了便于说明,仅示出了与本发明相关的部分。 [0021] FIG. 1 shows a configuration example of the present invention to provide an automatic detection circuit embodiment, for ease of illustration, only shows the relevant part of the present invention.

[0022] 该自动检测电路可以应用于各种系列的应急灯寿命自动检测装置中对各种类型的应急灯具进行检测。 [0022] The automated detection circuit may be applied to the life of various series of emergency lights automatic detection device to detect various types of emergency lighting.

[0023] 作为本发明一实施例提供的自动检测电路包括: [0023] Automatic detection circuit as an embodiment of the invention include:

[0024] 计数单元1,该计数单元I的两电源端V。 [0024] The counting unit 1, the counting unit I of the two power supply terminal V. . 和GND分别与交流电源的火线L和零线N连接,计数单元I的常闭端c与交流电源的火线L连接,用于记录切换交流电源与直流电源供电输出的次数; And GND FireWire L and neutral N are connected to AC power, the count normally closed terminal c and the AC power supply unit I connected Firewire L, the number of recorded switching AC and DC power output for;

[0025] 切换控制单元2,该切换控制单元2的电源端V。 [0025] The switching control unit 2, the switching control power supply terminal unit 2 V. . 与计数单元I的公共端b连接,切换控制单元2的双切换端Ctll、Ctl2分别与计数单元I的双计数端Tl、T2连接,切换控制单元2的第一直流控制端DCl和第一交流控制端ACl分别与待测用电器3的直流供电正极和第一交流供电端连接,待测用电器3的直流供电负极与直流电源的负极连接,待测用电器3的第二交流供电端与交流电源的零线N连接,切换控制单元2的第二直流控制端DC2与直流电源的正极连接,切换控制单元2的第二交流控制端AC2与交流电源的火线L连接,用于自动切换交流电源与直流电源的供电输出。 I connected to the common terminal of the counting unit b, the switching control unit of the double switch end Ctll 2, Ctl2 respectively counting unit I double counting end Tl, T2 connection, switching control unit first DC control terminal and the first DCl 2 ACl exchange control terminal respectively connected with electrical DC power supply tested positive electrode 3 and the first AC supply terminal and a cathode connected with the electrical test negative DC power supply 3 and the DC power supply, measured with the electrical second AC supply terminal 3 N zero line connected to an AC power source, the switching control unit of the second control terminal DC2 DC 2 DC power supply positive connection, switching control unit of the second control terminal AC2 AC 2 and AC L FireWire connection for automatic switching AC and DC power supply output.

[0026] 以下结合具体实施例对本发明的实现进行详细说明。 [0026] The following detailed examples implementing the present invention will be described in detail.

[0027]图2示出本发明实施例提供的应急灯寿命自动检测电路的示例电路结构,为了便于说明,仅示出了与本发明相关的部分。 [0027] FIG. 2 shows an example of a circuit structure according to the present invention provides automatic emergency lamp life detection circuit, for ease of illustration, only a portion related to the invention.

[0028] 在本发明实施例中,计数单元I可以采用计数器实现,该计数器的两电源端为计数单元I的两电源端,计数器的公共端为计数单元I的公共端,计数器的常闭端为计数单元I的常闭端,计数器的双计数端为计数单元I的双计数端。 [0028] In an embodiment of the present invention, the counting unit I can achieve the counter, both the supply side of the counter is counting unit I of the two power supply terminal, the common terminal of the counter is counting unit I of the common terminal, the counter normally closed terminal I was counting unit normally closed end, double-counting of the counter for counting the double counting end unit I.

[0029] 切换控制单元2包括: [0029] The switching control unit 2 includes:

[0030] 第一计时控制模块21,该第一计时控制模块21的电源端V。 [0030] The first timing control module 21, the first timing control module power supply terminal 21 V. . 为切换控制单元2的电源端,第一计时控制模块21的接地端GND与交流电源的零线N连接,第一计时控制模块21的常开端a与第一计时控制模块21的电源端Vcc连接,用于设置间隔时间; The switching control unit supply terminal 2, the first timing control module connected to the zero line N 21, the ground terminal GND to AC power, the first timing control module is often the beginning of a 21 with the first timing control module connected to the power supply terminal Vcc 21 to set the time interval;

[0031] 第二计时控制模块22,该第二计时控制模块22的电源端V。 [0031] The second timing control module 22, the second power supply terminal timing control module 22 V. . 与第一计时控制模块21的公共端b连接,第二计时控制模块22的接地端GND与交流电源的零线N连接,第二计时控制模块22的公共端b与第二计时控制模块22的电源端Vrc连接,用于设置交流通电时间; Timing control module connected to the first common terminal b 21, the grounding of the second timing control module 22 and the end of the zero line GND N AC power supply connected to the common terminal of the second timing control module 22 b and second timing control module 22 Vrc supply terminal connection is used to set the AC power-on time;

[0032] 第三计时控制模块23,该第三计时控制模块23的电源端V。 [0032] The third timing control module 23, the third timing control module power supply terminal 23 V. . 与第二计时控制模块22的常开端b连接,第三计时控制模块23的接地端GND与交流电源的零线N连接,第三计时控制模块23的常开端a和公共端b分别与第一计时控制模块21的双复位端RpR2连接,用于设置直流通电时间; Connected to the second timing control module normally open b 22, the zero line N connecting the third timing control module 23 of the ground terminal GND to AC power, the third timing control module 23 is often the beginning of a and b, respectively, and the first common terminal timing control module double RpR2 21 is connected to the reset terminal is used to set the DC power-on time;

[0033] 第一开关模块K1,该第一开关模块K1的电流输入端与第一计时控制模块21的公共端b连接,第一开关模块Kl的电流输出端与交流电源的零线N连接,第一开关模块Kl的第一引出端1为切换控制单元2的第一直流控制端DC1,第一开关模块Kl的第二引出端012为切换控制单元2的第二直流控制端DC2,用于在导通时控制直流电源供电; [0033] The first switch module K1, the first switch current input module K1 is connected to the first timing control module common terminal b 21, the first switch module Kl current outputs and AC power supply connected to the zero line N, a first lead terminal Kl first switching module 1 is switching control unit controls the first DC terminal DC1 2, the first switch module Kl second terminals 012 of the switching control unit 2 controls the second DC terminal DC2, with to control the DC power supply is turned on;

[0034] 第二开关模块K2,该第二开关模块K2的电流输入端与第二计时控制模块22的常闭端b连接,第二开关模块K2的电流输出端与交流电源的零线N连接,第二开关模块K2的第一引出端021为切换控制单元2的第一交流控制端AC1,第二开关模块K2的第二引出端022为切换控制单元2的第二交流控制端AC2,第二开关模块K2的第三引出端O 23和第四引出端024为切换控制单元2的双切换端,用于在导通时控制交流电源供电。 NC [0034] The second switch module K2, the current input terminal of the second switch module K2 and second timing control module 22 of the terminal b connected to a second switch module K2's current output terminal and zero line N AC power connection The first leads to the end of the second switch module K2 switching control unit 021 to a control terminal of the first AC 2 AC1, a second switch module K2 second terminals of the switching control unit 022 2 of the second AC control terminal AC2, first second switching module third terminals K2 O 23 and the fourth terminals of the switching control unit 024 double switch terminal 2 for the conduction control of AC power.

[0035] 作为本发明一实施例,第一计时控制模块21、第二计时控制模块22、第三计时控制模块23均可以采用时间继电器实现。 [0035] As an embodiment of the present invention, a first timing control module 21, a second timing control module 22, a third timing control module 23 can be implemented using the time relay.

[0036] 作为本发明一实施例,第一开关模块Kl和第二开关模块K2均可以米用电磁继电器实现。 [0036] As an embodiment of the present invention, the first switch and the second switch module Kl K2 modules can meter electromagnetic relays.

[0037] 在本发明实施例中,当计数器上电后,通过常闭端将电源输入给第一计时控制模块21,此时第一计时控制模块21开始计时工作,将该第一计时控制模块21的定时值设置为tl,在tl时间间隔后(参见图3),第一计时控制模块21的常闭端断开,常开端与公共端闭合,第一开关模块Kl通电吸合导通,控制直流电源为用电器3供电,同时,第二计时控制模块22也上电开始计时,其常开端通过第二开关模块K2吸合导通控制交流电源对用电器3供电,并对计数器I进行计数(Tl),此时应急灯具同时获得直流电和交流电正常工作,将该第二计时控制模块22的定时值设置为t2,即在直流电源和交流电源同时供电t2时间后,第二计时控制模块22的常开端闭合,交流电源停止向用电器3供电,此时灯具只获得直流电,开始应急工作,同时第三计时控制模块23上电工作,将该第三计时控制模块23的定时值设置为T3,即在直流电源供电t3时间后,第三计时控制模块23的常开端闭合,对第一计时控制模块21进行复位,此时,完成一个切换测试周期,第一计时控制模块21复位后重新进行下一个供电切换循环。 [0037] In the present embodiment, when the counter is powered by a normally closed end to the power input 21, when the first timing control module 21 starts timing operation to the first timing control module, the first timing control module 21 timer value is set to tl, tl after the interval (see Figure 3), the first timing control module 21 is normally closed off end, often start with a common terminal is closed, the first switch module Kl pull power is turned on, controls the DC power supply for the electrical power supply 3, while the second timing control module 22 is also on the power start time, which often start by a second switch module K2 pull conduction control 3 AC power supply electrical power, and I carry out counter count (Tl), this time emergency lighting while access to DC and AC to work, the second timing values timing control module 22 is t2, that is, the DC power supply and AC power supply while the time t2, the second timing control module normally open 22 closed 3 AC electrical power to stop the users, then only get DC lamps, start emergency work, while the third timing control module 23 to work on the power, the third timing control module 23 of the timer value is set to T3, that is, after the DC power supply t3 time, often start the third timing control module 23 is closed, the control module 21 of the first timer is reset, this time, to complete a handover test period, after the first timing control module 21 is reset again a power switch for the next cycle.

[0038] 在本发明实施例中,通过时间继电器设置测试时间控制对应急灯直流电源与交流电源之间的供电切换,并通过计数器对切换次数进行累加计数,实现了对应急灯使用寿命的自动检测控制,大大提高了检测准确度和检测效率,并且该电路结构简单、成本低。 [0038] In an embodiment of the present invention, by setting the test time time relay controls the DC power supply emergency lights switching between the AC power source, and by accumulating counter counts the number of switches, to achieve the automatic emergency lamp life detection and control, greatly improving the detection accuracy and detection efficiency, and the circuit structure is simple, low cost.

[0039] 以上所述仅为本发明的较佳实施例而已,并不用以限制本发明,凡在本发明的精神和原则之内所作的任何修改、等同替换和改进等,均应包含在本发明的保护范围之内。 [0039] The foregoing is only preferred embodiments of the present invention, it is not intended to limit the present invention, any modifications within the spirit and principles of the present invention made, equivalent replacement and improvement, etc., should be included in this within the scope of the invention.

Patent Citations
Cited PatentFiling datePublication dateApplicantTitle
CN2227390Y *21 Feb 199515 May 1996北京力恒技贸中心Emergency lamp with accumulator automatic charging and detecting function
CN201599702U *11 Jan 20106 Oct 2010梅志国一种应急照明系统
US5574423 *10 Mar 199512 Nov 1996Hubbell IncorporatedSelf-diagnostic circuit for emergency lamphead
Classifications
International ClassificationG01R31/44
Legal Events
DateCodeEventDescription
1 May 2013C06Publication
14 Aug 2013C10Request of examination as to substance
3 Jun 2015C14Granted