CN219957751U - Contact arrangement detection device for electric connector of tractor and trailer - Google Patents
Contact arrangement detection device for electric connector of tractor and trailer Download PDFInfo
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- CN219957751U CN219957751U CN202321567026.5U CN202321567026U CN219957751U CN 219957751 U CN219957751 U CN 219957751U CN 202321567026 U CN202321567026 U CN 202321567026U CN 219957751 U CN219957751 U CN 219957751U
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Abstract
The utility model discloses a contact arrangement detection device for an electric connector of a tractor and a trailer, which comprises a man-machine interaction unit, a contact on-off unit and a light detection unit; the man-machine interaction unit is used for inputting operation information and sending the operation information to the contact on-off unit and the lamplight detection unit through the communication module; the contact on-off unit is provided with a tractor wiring port, a trailer wiring port and a circuit on-off module, and controls the circuit on-off in the circuit on-off module after receiving the operation information; the light detection unit is provided with a visual sensor, and the visual sensor is used for collecting light signals of the trailer and transmitting the results to the signal processing module; the signal processing module judges the circuit interface according to the lamplight type and the switch state acquired by the vision sensor, and further judges whether the circuit connection is correct or not. The detection means of the utility model is simple and easy to operate.
Description
Technical Field
The utility model relates to an electric connection technology of a tractor and a trailer, in particular to a contact arrangement detection device of a 24V7 core electric connector between the tractor and the trailer.
Background
National standard GB/T5053.1-2006 specifies a contact arrangement for a 24V7 core electrical connector between a tractor and a trailer, requiring contact 1 to correspond to a common circuit, contact 2 to correspond to a left rear position light, a marker light, a rear license plate light, contact 3 to correspond to a left turn signal light, contact 4 to correspond to a brake light, contact 5 to correspond to a right turn signal light, contact 6 to correspond to a right rear position light, a marker light, a rear license plate light, and contact 7 to correspond to a trailer brake light. In order to realize compliance detection of the contact arrangement, a detection device for contact arrangement of an electric connector of a tractor and a trailer is needed to realize compliance detection of the contact of the electric connector.
Disclosure of Invention
In order to realize compliance detection of the contact arrangement, the utility model provides a contact arrangement detection device for an electric connector of a tractor and a trailer, which can realize automatic detection of the connection correctness of the electric connector.
The technical scheme of the utility model is as follows:
the contact arrangement detection device for the electric connector of the tractor and the trailer comprises a man-machine interaction unit, a contact on-off unit and a light detection unit;
the man-machine interaction unit consists of a first shell, a first power module, an operation button, a display screen, a first communication module and a first signal processing module; the first signal processing module is electrically connected with the operation button, the display screen and the first communication module respectively; the first signal processing module displays on the display screen according to the operation instruction of the operation button, and the first signal processing module is communicated with the contact on-off unit and the light detection unit through the first communication module respectively;
the contact on-off unit consists of a second shell, a second power module, a tractor wiring port, a trailer wiring port, a second communication module, a second signal processing module and a circuit on-off module; the circuit on-off module is a relay which can realize independent on-off of 7 circuits at least, the tractor wiring port is provided with 7 circuit contacts which are respectively connected with 7 input terminals of the circuit on-off module, and the trailer wiring port is provided with 7 circuit contacts which are respectively connected with 7 output terminals of the circuit on-off module; the second signal processing module is respectively and electrically connected with the circuit on-off module and the second communication module, the second signal processing module controls the on-off of each circuit in the circuit on-off module, and the second signal processing module realizes the communication with the man-machine interaction unit through the second communication module;
the lamplight detection unit consists of a third shell, a third power module, a visual sensor, a third communication module and a third signal processing module; the visual sensor is electrically connected with the signal processing module III, acquires the light signals of the trailer and transmits the acquisition result to the signal processing module III; the third signal processing module is electrically connected with the third communication module, and judges the type and the switch state of the trailer lamplight according to the signals acquired by the visual sensor, and then the processing result is transmitted to the man-machine interaction unit through the third communication module.
Preferably, the first signal processing module, the second signal processing module and the third signal processing module are single-chip computers.
Preferably, the first communication module, the second communication module and the third communication module are 2.4G wireless communication modules.
Preferably, the operation button is a mechanical key keyboard, the display screen is an LCD display screen, and the vision sensor is a CMOS camera.
Preferably, the circuit on-off module comprises at least 7 input terminals and 7 output terminals.
The utility model can detect whether the contact point arrangement of the 7-core electric connector between the tractor and the trailer is correct or not through the detection means, and the system is simple and easy to operate.
Drawings
Fig. 1 is a schematic diagram of a system structure according to the present utility model.
In the figure:
100. a man-machine interaction unit; 101. a first shell; 102. a first power module; 103. operating a button; 104. a display screen; 105. a first communication module; 106. a first signal processing module;
200. a contact on-off unit; 201. a second shell; 202. a second power module; 203. tractor wiring ports; 204. a trailer wiring port; 205. a second communication module; 206. a second signal processing module; 207. a circuit on-off module;
300. a light detection unit; 301. a third shell; 302. a third power module; 303. a visual sensor; 304. a communication module III; 305. a third signal processing module;
501. a tractor electrical connector; 502. trailer electrical connectors.
Detailed Description
The technical scheme of the utility model is described in detail below with reference to the accompanying drawings and examples.
As shown in FIG. 1, the contact arrangement detection device for the electric connector of the tractor and the trailer mainly comprises a man-machine interaction unit 100, a contact on-off unit 200 and a light detection unit 300.
The man-machine interaction unit 100 is composed of a first shell 101, a first power module 102, an operation button 103, a display screen 104, a first communication module 105 and a first signal processing module 106.
The first housing 101 is a plastic housing. The first power module 102, the operation button 103, the display 104, the first communication module 105 and the first signal processing module 106 are installed on the first housing 101.
The first power module 102 is a storage battery, and is electrically connected with and supplies power to the operation button 103, the display screen 104, the first communication module 105 and the first signal processing module 106.
The operation button 103 is a mechanical key pad. The display 104 is an LCD display.
The first signal processing module 106 is a single chip microcomputer and is electrically connected with the operation button 103, the display screen 104 and the first communication module 105 respectively. The first signal processing module 106 sends instructions to the display screen 104 according to the operation instructions of the operation buttons 103, respectively, and displays operation information on the display screen 104. The first signal processing module 106 communicates with the contact on-off unit 200 and the light detecting unit 300 through the first communication module 105, respectively. The first communication module 105 is a 2.4G wireless communication module.
The contact on-off unit 200 is composed of a second housing 201, a second power module 202, a tractor connection port 203, a trailer connection port 204, a second communication module 205, a second signal processing module 206, and a circuit on-off module 207.
The second housing 201 is a plastic housing. A second power module 202, a tractor connection port 203, a trailer connection port 204, a second communication module 205, a second signal processing module 206, and a circuit on-off module 207 are mounted on the second housing 201.
The second power module 202 is a battery. The second power module 202 is electrically connected to and supplies power to the second communication module 205, the second signal processing module 206, and the circuit on-off module 207.
The circuit on-off module 207 is a relay having a multiple on-off function. The circuit on-off module 207 is capable of achieving independent on-off of at least 7 circuits, including at least 7 input terminals and 7 output terminals.
The tractor connection port 203 is an electrical connector meeting the requirements of national standard GB/T5053.1-2006, and is provided with 7 circuit contacts, and the 7 circuit contacts are respectively connected with 7 input terminals of the circuit on-off module 207.
The trailer connection port 204 is an electrical connector meeting the requirements of national standard GB/T5053.1-2006, and is provided with 7 circuit contacts, and the 7 circuit contacts are respectively connected with 7 output terminals of the circuit on-off module 207.
The second signal processing module 206 is a single-chip microcomputer. The second signal processing module 206 is electrically connected to the circuit on-off module 207 and the second communication module 205, respectively. The second signal processing module 206 can control on-off of each circuit in the circuit on-off module 207. The second signal processing module 206 is in communication with the man-machine interaction unit 100 through the second communication module 205. The second communication module 205 is a 2.4G wireless communication module.
The light detection unit 300 is composed of a third shell 301, a third power module 302, a vision sensor 303, a third communication module 304 and a third signal processing module 305.
The third housing 301 is a plastic housing. A third power module 302, a visual sensor 303, a third communication module 304, and a third signal processing module 305 are mounted on the third housing 301.
The third power module 302 is a battery. The third power module 302 is electrically connected to the vision sensor 303, the third communication module 304, and the third signal processing module 305, respectively.
The vision sensor 303 is a CMOS camera. The vision sensor 303 is electrically connected with the third signal processing module 305, and the vision sensor 303 can collect the light signal of the trailer and transmit the collected result to the third signal processing module 305.
The third signal processing module 305 is a single chip microcomputer. The third signal processing module 305 is electrically connected to the third communication module 304. The third signal processing module 305 can judge the type and the on-off state of the trailer light according to the signal collected by the vision sensor 303, and then transmit the processing result to the man-machine interaction unit 100 through the third communication module 304. The third communication module 304 is a 2.4G wireless communication module.
The detection method of the utility model comprises the following steps:
the test personnel inputs the contact to be detected through the operation button in the man-machine interaction unit 100, and after receiving the input signal, the signal processing module I displays the operation information on the display screen, and simultaneously sends the operation information to the communication module II of the contact on-off unit 200 through the communication module. And after the communication module II receives the information, the information is transmitted to the signal processing module II, and the signal processing module II controls the on-off of the corresponding circuit in the circuit on-off module according to the information.
The first signal processing module sends the operation information to the third communication module in the light detection unit 300 through the communication module. And after the communication module III receives the information, the information is transmitted to the signal processing module III. And the signal processing module III receives visual signals input by the visual sensor and identifies the light state of the trailer. And the signal processing module III comprehensively judges whether the contact arrangement of the electric connector meets the GB/T5053.1-2006 requirement according to the identification result of the lamplight state and the operation information input by the communication module III, and transmits the judgment result to the communication module I through the communication module III. And after the communication module I receives the information, the information is transmitted to the signal processing module I and displayed through the display screen, so that compliance detection of contact arrangement of the electric connectors of the tractor and the trailer is realized.
Examples
Taking the detection of the docking station number 3 as an example, the working process of the present utility model is described in detail. According to the requirements of GB/T5053.1-2006, the contact number 3 is a left turn signal lamp. Before the test starts, the electric connector 501 of the tractor is connected with the electric connector 502 of the trailer, and the left turn light of the tractor is turned on, so as to observe whether the left turn light of the trailer is turned on. If the left turn signal of the trailer is on, the left turn signal of the tractor can be normally output and the left turn signal of the trailer can normally work.
Then, the electrical connection device between the tractor and the trailer is disconnected, the tractor electrical connector 501 is connected to the tractor connection port 203 of the contact make-and-break unit 200 of the present utility model, and the trailer electrical connection device 502 is connected to the trailer connection port 204 of the contact make-and-break unit 200 of the present utility model.
The test personnel inputs the detection instruction of the contact No. 3 through the operation button 103 in the man-machine interaction unit 100, and after receiving the instruction, the signal processing module I106 displays the operation information on the display screen 104 and sends the operation information to the communication module II 205 of the contact on-off unit 200 through the communication module I105. After receiving the information, the second communication module 205 transmits the information to the second signal processing module 206, and the second signal processing module 206 controls the connection of the No. 3 circuit in the circuit on-off module 207 according to the information.
The first signal processing module 106 sends the operation information to the third communication module 304 in the light detection unit 300 through the first communication module 105. After receiving the information, the third communication module 304 transmits the information to the third signal processing module 305. The third signal processing module 305 receives the visual signal input by the visual sensor 303, and identifies the light state of the trailer, and determines whether the left turn light of the trailer is on. And the third signal processing module 305 comprehensively judges whether the contact arrangement of the electric connector meets the GB/T5053.1-2006 requirements according to the identification result of the lamplight state and the operation information input by the third communication module 304. If the identification result is that the left turn lamp of the trailer is lighted, the contact of the electric connector No. 3 is judged to meet the national standard requirement. The third signal processing module 305 transmits the determination result to the first communication module 105 through the third communication module 304. After receiving the information, the communication module one 105 transmits the information to the signal processing unit one 106, and displays the information through the display screen 104. The tester realizes compliance detection of the tractor and trailer electrical connector No. 3 contact arrangement according to the display result of the display screen 104. The same applies to the detection of other contacts.
Claims (4)
1. The utility model provides a tractor and trailer electric connector contact arrangement detection device which characterized in that: the device comprises a man-machine interaction unit, a contact on-off unit and a light detection unit;
the man-machine interaction unit consists of a first shell, a first power module, an operation button, a display screen, a first communication module and a first signal processing module; the first signal processing module is electrically connected with the operation button, the display screen and the first communication module respectively; the first signal processing module displays on the display screen according to the operation instruction of the operation button, and the first signal processing module is communicated with the contact on-off unit and the light detection unit through the first communication module respectively;
the contact on-off unit consists of a second shell, a second power module, a tractor wiring port, a trailer wiring port, a second communication module, a second signal processing module and a circuit on-off module; the circuit on-off module is a relay which can realize independent on-off of 7 circuits at least, the tractor wiring port is provided with 7 circuit contacts which are respectively connected with 7 input terminals of the circuit on-off module, and the trailer wiring port is provided with 7 circuit contacts which are respectively connected with 7 output terminals of the circuit on-off module; the second signal processing module is respectively and electrically connected with the circuit on-off module and the second communication module, the second signal processing module controls the on-off of each circuit in the circuit on-off module, and the second signal processing module realizes the communication with the man-machine interaction unit through the second communication module;
the lamplight detection unit consists of a third shell, a third power module, a visual sensor, a third communication module and a third signal processing module; the visual sensor is electrically connected with the signal processing module III, acquires the light signals of the trailer and transmits the acquisition result to the signal processing module III; the third signal processing module is electrically connected with the third communication module, and judges the type and the switch state of the trailer lamplight according to the signals acquired by the visual sensor, and then the processing result is transmitted to the man-machine interaction unit through the third communication module.
2. The electrical tractor and trailer connector contact arrangement detection apparatus of claim 1, wherein:
the first signal processing module, the second signal processing module and the third signal processing module are single-chip computers;
the first communication module, the second communication module and the third communication module are 2.4G wireless communication modules.
3. The electrical tractor and trailer connector contact arrangement detection apparatus of claim 1, wherein:
the operation buttons are mechanical key keyboards, the display screen is an LCD display screen, and the visual sensor is a CMOS camera.
4. The electrical tractor and trailer connector contact arrangement detection apparatus of claim 1, wherein:
the circuit on-off module comprises at least 7 input terminals and 7 output terminals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321567026.5U CN219957751U (en) | 2023-06-19 | 2023-06-19 | Contact arrangement detection device for electric connector of tractor and trailer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321567026.5U CN219957751U (en) | 2023-06-19 | 2023-06-19 | Contact arrangement detection device for electric connector of tractor and trailer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219957751U true CN219957751U (en) | 2023-11-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321567026.5U Active CN219957751U (en) | 2023-06-19 | 2023-06-19 | Contact arrangement detection device for electric connector of tractor and trailer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219957751U (en) |
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2023
- 2023-06-19 CN CN202321567026.5U patent/CN219957751U/en active Active
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