CN108760335A - A kind of control circuit, broken string box and the vehicle detecting system of broken string box - Google Patents

A kind of control circuit, broken string box and the vehicle detecting system of broken string box Download PDF

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Publication number
CN108760335A
CN108760335A CN201810523903.6A CN201810523903A CN108760335A CN 108760335 A CN108760335 A CN 108760335A CN 201810523903 A CN201810523903 A CN 201810523903A CN 108760335 A CN108760335 A CN 108760335A
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CN
China
Prior art keywords
control
indicator light
contact
connect
control circuit
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Granted
Application number
CN201810523903.6A
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Chinese (zh)
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CN108760335B (en
Inventor
邓祥敬
邵桂欣
田斌
刁伟
肖伟
张雷
朱世杰
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Beijing Electric Vehicle Co Ltd
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Beijing Electric Vehicle Co Ltd
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Priority to CN201810523903.6A priority Critical patent/CN108760335B/en
Publication of CN108760335A publication Critical patent/CN108760335A/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M17/00Testing of vehicles
    • G01M17/007Wheeled or endless-tracked vehicles

Abstract

The embodiment provides a kind of control circuit of broken string box, broken string box and vehicle detecting system, wherein control circuits to include:Control port, the first connecting pin, second connection end, third connecting pin, the first indicator light, the second indicator light and secondary control circuit;By control port input control signal, first state is presented in the second indicator light of control;And by controlling secondary control circuit, the second state is presented in the first indicator light of control, while controlling the connection between the first connecting pin, second connection end and third connecting pin, when first state and the second state are inconsistent, determines that control circuit breaks down.The scheme of the embodiment of the present invention, pass through control port input control signal to the second indicator light and secondary control circuit, when the state that the first indicator light and the second indicator light are presented is inconsistent, determine that control circuit breaks down, ensure the accuracy of testing result, and the accuracy to the judgement of real vehicle function convenient for tester.

Description

A kind of control circuit, broken string box and the vehicle detecting system of broken string box
Technical field
The present invention relates to vehicle testing technical field, more particularly to a kind of control circuit, broken string box and the vehicle of broken string box Detecting system.
Background technology
With electric vehicle engineering continuous development and electric vehicle it is widely available, in the production of electric vehicle Cheng Zhong, in order to ensure that the function of the electric vehicle after production reaches the state of anticipation, to the real vehicle functional test skill of electric vehicle Art has higher requirement.It, can be frequently using broken string box come to certain during carrying out real vehicle functional test to electric vehicle One channel is tested, but traditional broken string box is only capable of realizing the connection and disconnection in a certain channel, but tradition broken string box will not It identifies whether itself breaks down, if broken string box itself breaks down, test result can be seriously affected, cause test result inaccurate Really, judgement of the tester to real vehicle function is influenced, the demand of present automatic test is also cannot be satisfied, and is not easy to make extensively With.
Invention content
Technical problems to be solved of the embodiment of the present invention are to provide a kind of control circuit, broken string box and the vehicle of broken string box Detecting system, the broken string box to solve traditional will not identify whether itself breaks down, if broken string box itself breaks down, meeting Test result is seriously affected, causes test result inaccurate, influences judgement of the tester to real vehicle function, also cannot be satisfied existing In the demand of automatic test.
In order to solve the above technical problems, an embodiment of the present invention provides a kind of control circuits of broken string box, including:First connects Connect end, second connection end, third connecting pin, control port, the first indicator light, the second indicator light and secondary control circuit;
Wherein, secondary control circuit is separately connected the first connecting pin, second connection end, third connecting pin and the first instruction Lamp;
Control port is connect with the control terminal of the control terminal of the second indicator light and secondary control circuit respectively;
By control port input control signal, first state is presented in the second indicator light of control;And by controlling secondary control Circuit processed, the second state is presented in the first indicator light of control, while controlling the first connecting pin, second connection end and third connecting pin Between connection, when first state and the second state it is inconsistent when, determine control circuit break down.
Specifically, the control circuit of broken string box, secondary control circuit include as described above:First control switch, second Control switch, power module, first resistor and second resistance;
First contact of the first control switch is connect with the first end of the first indicator light and by first resistor and power supply mould The high level of block connects;The second contact and third contact of first control switch are connect with the first connecting pin;First control 4th contact of switch is connect with second connection end;5th contact of the first control switch and the low level of power module connect;
7th contact of the second control switch is connect with the second end of the first indicator light, and passes through second resistance and power supply mould The high level of block connects;The 8th contact and the 9th contact of second control switch are connect with second connection end;Second control is opened The tenth contact closed is connect with third connecting pin;11st contact of the second control switch and the low level of power module connect; 6th contact portion of the 12nd contact of the second control switch and the first control switch;
The third end of first indicator light and the high level of power module connect;
The control terminal of first control switch and the control terminal of the second control switch are connect with control port.
Preferably, the control circuit of broken string box as described above, secondary control circuit further includes 3rd resistor and the 4th Resistance;
Wherein, the both ends of 3rd resistor are connect with the low level of the 5th contact and power module respectively;
The both ends of 4th resistance are connect with the low level of the 11st contact and power module respectively.
Specifically, the control circuit of broken string box, the first control switch and the second control switch include as described above Double-point double-throw switch.
Another embodiment of the present invention additionally provides a kind of broken string box, including:Babinet and the inside for being set to babinet The control circuit of broken string box as described above;
The first indicator lamp groups and the second indicator lamp groups being set on the upper surface of babinet, wherein the first indicator lamp groups packet Include at least one first indicator light, the second indicator lamp groups include at least one second indicator light, and every one first indicator light and one The corresponding setting of second indicator light;
First serial, second serial, third serial ports, control serial ports, the power supply being set on the first side end face of babinet are opened Pass and electric source line interface;
Wherein, electric source line interface with external power supply for connecting, the power module power supply of circuit in order to control;
First serial includes at least one first connecting pin, and second serial includes at least one second connection end, third string Mouth includes at least one third connecting pin, and control serial ports includes at least one control port.
Specifically, break box as described above, second connection end in the quantity of the first connecting pin, second serial in first serial Quantity, the quantity of the first indicator light and the second instruction in the quantity, the first indicator lamp groups of third connecting pin in third serial ports The quantity of the second indicator light is preset quantity in lamp group.
Further, break box as described above, and power supply indicator and system are additionally provided on the upper surface for the box that breaks Indicator light;
Wherein, power supply indicator is connect with power switch, when power switch in an ON state when, lighting power supply instruction Lamp;
System indicator is connect with control serial ports, when controlling serial ports input control signal, lighting system indicator light.
Specifically, break box as described above, and handle is both provided on the second side end face and third side end face of babinet, Second side end face is oppositely arranged with third side end face, and the second side end face and third side end face with upper surface and the first side Face is adjacent.
The embodiments of the present invention also provide a kind of vehicle detecting systems, including:Broken string box as described above.
Compared with prior art, control circuit, broken string box and the vehicle of a kind of broken string box provided in an embodiment of the present invention Detecting system at least has the advantages that:
In an embodiment of the present invention, pass through control port input control signal to the second indicator light and secondary control electricity Road, wherein first state is presented according to control signal in the second indicator light;Secondary control circuit is connected according to control signal pair first End, second connection end and third connecting pin are attached, and composition channel is used for vehicle detection, can make the first finger in the process Show that the second state is presented in lamp.When the first state that the second state and the second indicator light that the first indicator light is presented are presented is inconsistent When, determine that control circuit breaks down, i.e., control circuit upon the reception of control signals, does not connect the first connecting pin, second End and third connecting pin are correctly connected, and cause testing result inaccurate, be convenient for tester according to the first indicator light with And second indicator light state, to the result that detects each time, all there are one accuracys to judge, ensures the accuracy of testing result, And to the accuracy that real vehicle function judges, meanwhile, quickly determine the control circuit to break down convenient for tester, and to it It repairs.
Description of the drawings
Fig. 1 is one of the circuit theory schematic diagram of control circuit that the embodiment of the present invention interrupts wire box;
Fig. 2 is the two of the circuit theory schematic diagram for the control circuit that the embodiment of the present invention interrupts wire box;
Fig. 3 is the three of the circuit theory schematic diagram for the control circuit that the embodiment of the present invention interrupts wire box;
Fig. 4 is the four of the circuit theory schematic diagram for the control circuit that the embodiment of the present invention interrupts wire box;
Fig. 5 is one of the structural schematic diagram that the embodiment of the present invention interrupts wire box;
Fig. 6 is the second structural representation that the embodiment of the present invention interrupts wire box;
Fig. 7 is the third structural representation that the embodiment of the present invention interrupts wire box.
Specific implementation mode
To keep the technical problem to be solved in the present invention, technical solution and advantage clearer, below in conjunction with attached drawing and tool Body embodiment is described in detail.In the following description, such as specific configuration is provided and the specific detail of component is only In order to help comprehensive understanding the embodiment of the present invention.It therefore, it will be apparent to those skilled in the art that can be to reality described herein Example is applied to make various changes and modifications without departing from scope and spirit of the present invention.In addition, for clarity and brevity, it is omitted pair The description of known function and construction.
It should be understood that " one embodiment " or " embodiment " that specification is mentioned in the whole text mean it is related with embodiment A particular feature, structure, or characteristic includes at least one embodiment of the present invention.Therefore, occur everywhere in the whole instruction " in one embodiment " or " in one embodiment " not necessarily refer to identical embodiment.In addition, these specific feature, knots Structure or characteristic can in any suitable manner combine in one or more embodiments.
In various embodiments of the present invention, it should be appreciated that the size of the serial number of following each processes is not meant to execute suitable The execution sequence of the priority of sequence, each process should be determined by its function and internal logic, the implementation without coping with the embodiment of the present invention Process constitutes any restriction.
It should be understood that the terms "and/or", only a kind of incidence relation of description affiliated partner, expression can deposit In three kinds of relationships, for example, A and/or B, can indicate:Individualism A exists simultaneously A and B, these three situations of individualism B. In addition, character "/" herein, it is a kind of relationship of "or" to typically represent forward-backward correlation object.
In embodiment provided herein, it should be appreciated that " B corresponding with A " indicates that B is associated with A, can be with according to A Determine B.It is also to be understood that determine that B is not meant to determine B only according to A according to A, it can also be according to A and/or other information Determine B.
Referring to Fig. 1 to Fig. 4, a preferred embodiment of the present invention provides a kind of control circuit of broken string box, including:First Connecting pin 1 (as shown in T1 in figure), second connection end 2 (as shown in T2 in figure), third connecting pin 3 (as shown in T3 in figure), control Port 4 (as shown in T4 in figure) processed, the first indicator light 5 (as shown in L1 in figure), the second indicator light 6 (as shown in L2 in figure) and Secondary control circuit 7;
Wherein, secondary control circuit 7 is separately connected the first connecting pin 1, second connection end 2, third connecting pin 3 and first Indicator light 5;
Control port 4 is connect with the control terminal of the control terminal of the second indicator light 6 and secondary control circuit 7 respectively;
By 4 input control signal of control port, first state is presented in the second indicator light 6 of control;And it is secondary by controlling Control circuit 7, the second state is presented in the first indicator light 5 of control, while controlling the first connecting pin 1, second connection end 2 and third Connection between connecting pin 3 determines that control circuit breaks down when first state and the second state are inconsistent.
In an embodiment of the present invention, pass through 4 input control signal of control port to the second indicator light 6 and secondary control Circuit 7, wherein first state is presented according to control signal in the second indicator light 6;Secondary control circuit 7 is according to control signal pair the One connecting pin 1, second connection end 2 and third connecting pin 3 are attached, and so that it is formed channel and are used for vehicle detection, herein mistake Cheng Zhonghui makes the first indicator light 5 that the second state be presented.When the second state that the first indicator light 5 is presented and the second indicator light 6 are presented First state it is inconsistent when, determine control circuit break down, i.e., control circuit upon the reception of control signals, not to first Connecting pin 1, second connection end 2 and third connecting pin 3 are correctly connected, and are caused testing result inaccurate, are convenient for tester Member is according to the state of the first indicator light 5 and the second indicator light 6, and to the result that detects each time, all there are one accuracys to judge, Ensure the accuracy of testing result, and to the accuracy that real vehicle function judges, meanwhile, quickly determine occur convenient for tester The control circuit of failure, and it is repaired.Wherein, the first indicator light 5 and the second indicator light 6 be same type, it is same The indicator light of specification, including but not limited to tri coloured lantern.
Referring to Fig. 1 to Fig. 4, specifically, the control circuit of broken string box, secondary control circuit 7 include as described above:First Control switch 701 (as shown in S1 in figure), the second control switch 702 (as indicated by s 2), power module, first resistor 703 (as shown in R1 in figure) and second resistance 704 (as shown in R2 in figure);
First control switch 701 the first contact C1 connect (as shown in A1 in figure) with the first end of the first indicator light 5 and It is connect (as shown in VCC in figure) with the high level of power module by first resistor 703;The second of first control switch 701 touches Point C2 and third contact C3 are connect with the first connecting pin 1;The 4th contact C4 and second connection end of first control switch 701 2 connections;5th contact C5 of the first control switch 701 and the low level of power module connect;
7th contact C7 of the second control switch 702 is connect with the second end of the first indicator light 5 (as shown in A2 in figure), and It is connect with the high level of power module by second resistance 704;8th contact C8 of the second control switch 702 and the 9th contact C9 is connect with second connection end 2;Tenth contact C10 of the second control switch 702 is connect with third connecting pin 3;Second control is opened It closes 702 the 11st contact C11 and the low level of power module connects;The 12nd contact C12 and the of second control switch 702 6th contact C6 connections of one control switch 701;
The third end of first indicator light 5 is connect (as shown in A3 in figure) with the high level of power module;
The control terminal of first control switch 701 and the control terminal of the second control switch 702 are connect with control port 4.
In an embodiment of the present invention, the first indicator light 5 and the second indicator light 6 be same type, same specification finger Show lamp, by taking tri coloured lantern as an example:
Referring to Fig. 1, in the first sub- embodiment, it is in when the control signal that control port 4 inputs controls the second indicator light 6 When OFF state, signal controls the first the 5th contact C5 and the second contact C2 company for controlling switch 701 in order to control for ideal operation It connecing, the 6th contact C6 is connect with the 4th contact C4, and the 11st contact C11 of the second control switch 702 is connect with the 8th contact C8, 12nd contact C12 is connect with the tenth contact C10.So that the first connecting pin 1 and third connecting pin 3 are low with power module Level connect, second connection end 2 itself forming circuit, at this time the first end, second end of the first indicator light 5, third end with electricity The high level of source module connects, and is in OFF state.If actually the second state of the first indicator light 5 is illuminating state at this time, That is the state of the first indicator light 5 and the second indicator light 6 is inconsistent, it is determined that control signal control first control switch 701 with/ Or break down when the second control switch 702 so that control circuit executes corresponding operating not according to control signal, and detection is caused to be tied Fruit is inaccurate.Ensure the accuracy of testing result, and the accuracy to the judgement of real vehicle function convenient for tester.
Referring to Fig. 2, in the second sub- embodiment, it is in when the control signal that control port 4 inputs controls the second indicator light 6 It is ideal to operate the 5th contact C5 of the first control switch 701 and the first contact in order to control when lighting the state of the first color C1 connections, the 6th contact C6 are connect with third contact C3, and the 11st contact C11 and the 7th of control the second control switch 702 is touched Point C7 connections, the 12nd contact C12 are connect with the 9th contact C9 so that the first connecting pin 1 is connected to form back with second connection end 2 Road, third connecting pin 3 are connect with the low level of power module, at this time the second end of the first indicator light 5 and third end and power supply The high level of module connects, and is provided with second resistance 704 between the second end and the high level of power module of the first indicator light 5 It is divided, makes to form voltage difference between the second end and third end of the first indicator light 5, and then the first indicator light 5 is made to be in point The state of the first bright color.If actually the first indicator light 5 is OFF state or lights the state of other colors at this time, i.e., The state of first indicator light 5 and the second indicator light 6 is inconsistent, it is determined that control signal control first control switch 701 and/or It breaks down when the second control switch 702 so that control circuit executes corresponding operating not according to control signal, leads to testing result It is inaccurate.Ensure the accuracy of testing result, and the accuracy to the judgement of real vehicle function convenient for tester.
Referring to Fig. 3, in the sub- embodiment of third, point is in when the control signal that control port 4 inputs controls the second indicator light 6 When the state of bright second of color, ideal the 5th contact C5 and the second contact C2 for operating the first control switch 701 in order to control Connection, the 6th contact C6 are connect with the 4th contact C4, the 11st contact C11 of control the second control switch 702 and the 7th contact C7 connections, the 12nd contact C12 are connect with the 9th contact C9 so that second connection end 2 is connected to form back with third connecting pin 3 Road, the first connecting pin 1 are connect with the low level of power module, at this time the first end of the first indicator light 5 and third end and power supply The high level of module connects, and is provided with first resistor 703 between the first end and the high level of power module of the first indicator light 5 It is divided, makes to form voltage difference between the first end and third end of the first indicator light 5, and then the first indicator light 5 is made to be in point The state of bright second of color.If actually the first indicator light 5 is OFF state or lights the state of other colors at this time, i.e., The state of first indicator light 5 and the second indicator light 6 is inconsistent, it is determined that control signal control first control switch 701 and/or It breaks down when the second control switch 702 so that control circuit executes corresponding operating not according to control signal, leads to testing result It is inaccurate.Ensure the accuracy of testing result, and the accuracy to the judgement of real vehicle function convenient for tester.
Referring to Fig. 4, in the 4th sub- embodiment, it is in when the control signal that control port 4 inputs controls the second indicator light 6 It is ideal to operate the 5th contact C5 of the first control switch 701 and the first contact in order to control when lighting the state of the third color C1 connections, the 6th contact C6 are connect with third contact C3, and the 11st contact C11 and the 7th of control the second control switch 702 is touched Point C7 connections, the 12nd contact C12 are connect with the 9th contact C9 so that the first connecting pin 1 is connected to form back with third connecting pin 3 Road, second connection end 2 are connect with the low level of power module, at this time the height electricity at the third end of the first indicator light 5 and power module Flushconnection, and then the first indicator light 5 is made to be in the state for lighting the third color.If actually the first indicator light 5 is at this time The state of OFF state or the state for lighting other colors, i.e. the first indicator light 5 and the second indicator light 6 is inconsistent, it is determined that control Signal processed control first control switch 701 and/or second control switch 702 when break down so that control circuit not according to It controls signal and executes corresponding operating, cause testing result inaccurate.Ensure the accuracy of testing result convenient for tester, and The accuracy that real vehicle function is judged.
Referring to Fig. 1 to Fig. 4, it is preferable that the control circuit of broken string box as described above, secondary control circuit 7 further include the Three resistance 705 (as shown in R3 in figure) and the 4th resistance 706 (as shown in R4 in figure);
Wherein, the both ends of 3rd resistor 705 are connect with the low level of the 5th contact C5 and power module respectively;
The both ends of 4th resistance 706 are connect with the low level of the 11st contact C11 and power module respectively.
In an embodiment of the present invention, further include the third being set between the 5th contact C5 and the low level of power module Resistance 705 and the 4th resistance 706 being set between the 11st contact C11 and the low level of power module.When the first connecting pin 1 When being connected by the second contact C2 and the low level of the 5th contact C5 and power module, 3rd resistor 705 plays a protective role, and keeps away Exempt from the first connecting pin 1 and the low level of power module is directly connected to, power module or the first connecting pin 1 are caused to damage;Similarly, When third connecting pin 3 is connected by the 9th contact C9 and the low level of the 11st contact C11 and power supply, the 4th resistance 706 rises To protective effect, third connecting pin 3 and the low level of power module is avoided to be directly connected to, to power module or third connecting pin 3 It causes to damage.
Specifically, the control circuit of broken string box, the first control switch 701 and second control switch 702 as described above It is double-point double-throw switch.
In an embodiment of the present invention, it is that double-pole double throw is opened that the first control switch 701 and second, which controls switch 702, It closes, under the premise of ensureing linkage function, is conducive to save cost.Wherein, the first control control switch of switch 701 and second 702 be preferably dpdt relay.It is switched using other kinds of control switch such as DPTT double-pole triple throw, for realizing above-mentioned The function of double-point double-throw switch all belongs to the scope of protection of the present invention.
Referring to Fig. 5 to Fig. 7, another embodiment of the present invention additionally provides a kind of broken string box, including:Babinet 8 and setting In the control circuit of the broken string box as described above of the inside of babinet 8;
The first indicator lamp groups and the second indicator lamp groups being set on the upper surface of babinet 8, wherein the first indicator lamp groups Including at least one first indicator light 5, the second indicator lamp groups include at least one second indicator light 6, and every one first indicator light 5 Setting corresponding with one second indicator light 6;
Be set to first serial on the first side end face of babinet 8, second serial 10, third serial ports 11, control serial ports 12, Power switch 13 and electric source line interface 14;
Wherein, electric source line interface 14 with external power supply for connecting, the power module power supply of circuit in order to control;
First serial includes at least one first connecting pin 1, and second serial 10 includes at least one second connection end 2, the Three serial ports 11 include at least one third connecting pin 3, and control serial ports 12 includes at least one control port 4.
In an embodiment of the present invention, broken string box includes babinet 8 and the broken string as described above that is set to inside babinet 8 The control circuit of box, when carrying out vehicle detection process, by observing per a pair of corresponding first indicator light, 5 and second indicator light 6 state, judges the accuracy of testing result, and then ensures the accuracy of entire testing result, avoid the occurrence of because of broken string box therefore Testing result is inaccurate caused by barrier, and error occurs to the judgement of real vehicle function caused by.In the reality of the present invention The specific arrangement mode for applying the first indicator lamp groups of example pair and the second indicator lamp groups is not particularly limited, but no matter which kind of mode is used Arranged, every 1 first indicator light 5 must setting corresponding with one second indicator light 6, including:One first indicator light 5 and phase Corresponding second indicator light 6 is disposed adjacent;And/or one first relative position of the indicator light 5 in the first indicator lamp groups, and it is opposite Relative position of the second indicator light 6 answered in the second indicator lamp groups is identical;And/or to corresponding first indicator light and second Indicator light carries out identical label.
Specifically, break box as described above, the second company in the quantity of the first connecting pin 1, second serial 10 in first serial Connect the quantity at end 2, in third serial ports 11 in the quantity, the first indicator lamp groups of third connecting pin 3 quantity of the first indicator light 5 and The quantity of the second indicator light 6 is preset quantity in second indicator lamp groups.
In an embodiment of the present invention, preset quantity is 120 so that broken string box can be carried out at the same time within 120 channels All detections, have very high versatility, convenient for promoting the use of.Other preset quantities are used according to actual conditions, such as:90 It is a, 100,130 etc. all belong to the scope of protection of the present invention.
Referring to Fig. 5 or Fig. 6, further, break box as described above, and being additionally provided with power supply on the upper surface for the box that breaks refers to Show lamp 15 and system indicator 16;
Wherein, power supply indicator 15 is connect with power switch 13, when power switch 13 in an ON state when, lighting power supply Indicator light 15;
System indicator 16 is connect with control serial ports 12, when controlling 12 input control signal of serial ports, lighting system instruction Lamp 16.
Further include the power supply indicator 15 being connect with power switch 13 in an embodiment of the present invention, at power switch 13 It is lighted when on-state, intuitively determines whether broken string box powers on convenient for tester;Further include and control serial ports 12 The system indicator 16 of connection intuitively determines whether broken string box receives control signal convenient for tester.
Referring to Fig. 5 to Fig. 7, specifically, break box as described above, the second side end face and third side end face of babinet 8 On be both provided with handle 17, the second side end face is oppositely arranged with third side end face, and the second side end face and third side end face with Upper surface and the first side end face are adjacent.
In an embodiment of the present invention, further include the handle 17 being oppositely arranged, broken string box is transported convenient for tester It is defeated, be conducive to improve testing efficiency.
The embodiments of the present invention also provide a kind of vehicle detecting systems, including:Broken string box as described above.
In an embodiment of the present invention, a kind of vehicle detecting system is additionally provided, including the box that breaks as described above, passed through The vehicle detecting system can not only obtain test data, while the first indicator lamp groups and the second finger to break on box by observation The state for showing lamp group determines the accuracy of each test data, ensures the accuracy of final test data, and then ensure to real vehicle The accuracy that function judges.
In addition, the present invention can in different examples repeat reference numerals and/or letter.This repetition be in order to simplify and Clear purpose itself does not indicate the relationship between discussed various embodiments and/or setting.
It should also be noted that, herein, relational terms such as first and second and the like are used merely to one Entity or operation are distinguished with another entity or operation, without necessarily requiring or implying between these entities or operation There are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant are intended to contain Lid non-exclusive inclusion.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art For, without departing from the principles of the present invention, several improvements and modifications can also be made, these improvements and modifications It should be regarded as protection scope of the present invention.

Claims (9)

1. a kind of control circuit of broken string box, which is characterized in that including:First connecting pin (1), second connection end (2), third connect Connect end (3), control port (4), the first indicator light (5), the second indicator light (6) and secondary control circuit (7);
Wherein, the secondary control circuit (7) is separately connected first connecting pin (1), the second connection end (2), described Third connecting pin (3) and first indicator light (5);
The control port (4) control with the control terminal of second indicator light (6) and the secondary control circuit (7) respectively End connection processed;
By the control port (4) input control signal, controls second indicator light (6) and first state is presented;And pass through The secondary control circuit (7) is controlled, first indicator light (5) is controlled and the second state is presented, while controlling described first and connecting Connect the connection between end (1), the second connection end (2) and the third connecting pin (3), when the first state with it is described When second state is inconsistent, determine that control circuit breaks down.
2. the control circuit of broken string box according to claim 1, which is characterized in that the secondary control circuit (7) includes: First control switch (701), the second control switch (702), power module, first resistor (703) and second resistance (704);
The first contact (C1) of the first control switch (701) connect and passes through with the first end of first indicator light (5) The first resistor (703) connect with the high level of the power module;Second contact of the first control switch (701) (C2) and third contact (C3) is connect with first connecting pin (1);4th contact of the first control switch (701) (C4) it is connect with the second connection end (2);5th contact (C5) of the first control switch (701) and the power module Low level connection;
7th contact (C7) of the second control switch (702) is connect with the second end of first indicator light (5), and is passed through The second resistance (704) connect with the high level of the power module;8th contact of the second control switch (702) (C8) and the 9th contact (C9) is connect with the second connection end (2);Tenth contact of the second control switch (702) (C10) it is connect with the third connecting pin (3);11st contact (C11) of the second control switch (702) and the power supply The low level of module connects;12nd contact (C12) of the second control switch (702) is switched with first control (701) the 6th contact (C6) connection;
The third end of first indicator light (5) is connect with the high level of the power module;
It is described first control switch (701) control terminal and it is described second control switch (702) control terminal with the control Port (4) connection processed.
3. the control circuit of broken string box according to claim 2, which is characterized in that the secondary control circuit (7) is also wrapped Include 3rd resistor (705) and the 4th resistance (706);
Wherein, the both ends of the 3rd resistor (705) respectively with the 5th contact (C5) and the low electricity of the power module Flushconnection;
The both ends of 4th resistance (706) respectively with the 11st contact (C11) and the low level of the power module Connection.
4. it is according to claim 2 broken string box control circuit, which is characterized in that it is described first control switch (701) with And the second control switch (702) includes double-point double-throw switch.
5. a kind of broken string box, which is characterized in that including:Babinet (8) and be set to the babinet (8) inside as right is wanted Seek the control circuit of 1 to 4 any one of them broken string box;
The first indicator lamp groups and the second indicator lamp groups () being set on the upper surface of the babinet (8), wherein described first Indicator lamp groups include at least one first indicator light (5), and second indicator lamp groups include at least one second finger Show lamp (6), and the setting corresponding with one second indicator light (6) of each first indicator light (5);
It is set to first serial on the first side end face of the babinet (8), second serial (10), third serial ports (11), control Serial ports (12), power switch (13) and electric source line interface (14);
Wherein, the electric source line interface (14) is that the power module of the control circuit is powered for being connect with external power supply;
The first serial includes at least one first connecting pin (1), and the second serial (10) includes at least one institute Second connection end (2) is stated, the third serial ports (11) includes at least one third connecting pin (3), the control serial ports (12) include at least one control port (4).
6. break box according to claim 5, which is characterized in that the number of the first connecting pin (1) described in the first serial The quantity of second connection end (2) described in amount, the second serial (10), third connecting pin described in the third serial ports (11) (3) described in the quantity and second indicator lamp groups of the first indicator light (5) described in quantity, first indicator lamp groups The quantity of second indicator light (6) is preset quantity.
7. broken string box according to claim 5, which is characterized in that be additionally provided with electricity on the upper surface of the broken string box Source indicator light (15) and system indicator (16);
Wherein, power supply indicator (15) is connect with the power switch (13), when power switch (13) in an ON state when, point The bright power supply indicator (15);
System indicator (16) is connect with the control serial ports (12), when controlling serial ports (12) input control signal, lights institute State system indicator (16).
8. broken string box according to claim 5, which is characterized in that the second side end face and third side of the babinet (8) Handle (17) is both provided on end face, second side end face is oppositely arranged with the third side end face, and second side Face and the third side end face are adjacent with the upper surface and first side end face.
9. a kind of vehicle detecting system, which is characterized in that including:Such as claim 5 to 8 any one of them broken string box.
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