CN216434336U - Power socket state detection device for connecting trailer - Google Patents
Power socket state detection device for connecting trailer Download PDFInfo
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- CN216434336U CN216434336U CN202122889913.1U CN202122889913U CN216434336U CN 216434336 U CN216434336 U CN 216434336U CN 202122889913 U CN202122889913 U CN 202122889913U CN 216434336 U CN216434336 U CN 216434336U
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Abstract
The utility model provides a power socket state detection device for connecting a trailer, which comprises a vehicle control module and a detection module; the detection module is connected with a power socket on the whole vehicle control module; the detection module comprises a plurality of detection circuits connected in parallel; each detection circuit comprises a variable resistor and a display submodule which are connected in series; the whole vehicle control module comprises a plurality of control circuits connected in parallel; each control circuit comprises a switch submodule and a control submodule; the switch submodule and the control submodule are connected in series; the number of detection circuits is the same as the number of control circuits. The utility model is used for realize simulating the power of different trailer signal lamps, for simulating the signal lamp of different power, establish ties through resistance and the emitting diode that adopts variable resistance in the detection device control box and realize, its mechanism is simple, and during the line function detection was gone off to the main car of drawing of adaptable different grade type, simultaneously the utility model discloses still can regard as the check out test set of trailer light control development.
Description
Technical Field
The utility model belongs to the technical field of the truck circuit detects, in particular to connect supply socket state detection device of trailer.
Background
Aiming at a tractor chassis manufacturer, a circuit function of a connected trailer needs to be debugged after a vehicle is off-line, the signal lamp mounted on the trailer has various varieties and wide required driving power range, all practical use conditions cannot be simulated by selecting a single bulb or a universal meter, and the detection process is complicated, time-consuming and labor-consuming.
The steering lamp for controlling the trailer on the heavy truck is usually controlled by a controller, and the function test of the steering lamp in the newly developed controller usually adopts special equipment, so the cost is high, and the actual vehicle test is difficult.
Disclosure of Invention
In order to solve the technical problem, the utility model provides a connect supply socket state detection device of trailer. In order to simulate signal lamps with different powers, the detection device is realized by connecting a resistance with a variable resistance in series with a light-emitting diode in a control box of the detection device, the mechanism is simple, and the detection device is suitable for offline function detection of traction main vehicles of different types.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a power socket state detection device connected with a trailer comprises a vehicle control module and a detection module; the detection module is connected with a power socket on the whole vehicle control module;
the detection module comprises a plurality of detection circuits connected in parallel; each detection circuit comprises a variable resistor and a display submodule, and the variable resistor is connected with the display submodule in series;
the whole vehicle control module comprises a plurality of control circuits connected in parallel; each control circuit comprises a switch submodule and a control submodule; the switch submodule and the control submodule are connected in series;
the number of the detection circuits is the same as that of the control circuits.
Furthermore, the plurality of parallel control circuits are also connected with the power module.
Furthermore, each detection circuit is connected with the power socket on the corresponding control circuit.
Further, the display sub-module adopts a light emitting diode.
Further, the control circuit comprises a first control circuit, a second control circuit, a third control circuit, a fourth control circuit, a fifth control circuit and a sixth control circuit;
the first control circuit comprises a brake lamp switch and a first relay; the brake lamp switch is connected with the first relay in series;
the second control circuit comprises a fog lamp switch and a second relay; the fog lamp switch is connected with the second relay in series;
the third control circuit comprises a backup lamp switch and a third relay; the reversing light switch is connected with the third relay in series;
the fourth control circuit comprises a marker light switch and a fourth relay; the marker light switch is connected with the fourth relay in series;
the fifth control circuit comprises a left turn light switch and a first controller; the left turn light switch is connected with the first controller in series;
the sixth control circuit comprises a right turn light switch and a second controller; and the right turn light switch is connected in series with the second controller.
Further, the first control circuit further comprises a first meter; the first instrument is respectively connected with the brake lamp switch and the first relay in series;
the second control circuit further comprises a second meter; the second instrument is respectively connected with the fog lamp switch and the second relay in series;
the third control circuit further comprises a third meter; the third instrument is respectively connected with the backup lamp switch and the third relay in series;
the fourth control circuit further comprises a fourth instrument; the fourth meter is respectively connected with the marker light switch and the fourth relay in series;
the fifth control circuit further comprises a fifth meter; the fifth instrument is respectively connected with the left turn light switch and the first controller in series;
the sixth control circuit further comprises a sixth instrument; and the sixth instrument is respectively connected with the right turn light switch and the second controller in series.
Furthermore, each of the detecting circuits is connected to the power socket of the corresponding control circuit, and the detecting circuits include:
a first relay on the first control circuit is connected with a first variable resistor on the first detection circuit through a first power socket; the first variable resistor is connected with the first light-emitting diode in series;
a second relay on the second control circuit is connected with a second variable resistor on the second detection circuit through a second power socket; the second variable resistor is connected with the second light-emitting diode in series;
a third relay on the third control circuit is connected with a third variable resistor on a third detection circuit through a third power socket; the third variable resistor is connected with the third light-emitting diode in series;
a fourth relay on the fourth control circuit is connected with a fourth variable resistor on a fourth detection circuit through a fourth power socket; the fourth variable resistor is connected with the fourth light-emitting diode in series;
the first controller on the fifth control circuit is connected with a fifth variable resistor on the fifth detection circuit through a fifth power socket; the fifth variable resistor is connected with the fifth light-emitting diode in series;
the second controller on the sixth control circuit is connected with the sixth variable resistor on the sixth detection circuit through a sixth power socket; and the sixth variable resistor is connected in series with the sixth light emitting diode.
The effect provided in the summary of the invention is only the effect of the embodiment, not all the effects of the invention, and one of the above technical solutions has the following advantages or beneficial effects:
the utility model provides a power socket state detection device for connecting a trailer, which comprises a vehicle control module and a detection module; the detection module is connected with a power socket on the whole vehicle control module; the detection module comprises a plurality of detection circuits connected in parallel; each detection circuit comprises a variable resistor and a display submodule, and the variable resistor is connected with the display submodule in series; the whole vehicle control module comprises a plurality of control circuits connected in parallel; each control circuit comprises a switch submodule and a control submodule; the switch submodule and the control submodule are connected in series; the number of detection circuits is the same as the number of control circuits. The utility model is used for realize simulating the power of different trailer signal lamps, for simulating the signal lamp of different power, establish ties through resistance and the emitting diode that adopts variable resistance in the detection device control box and realize, its mechanism is simple, and during the line function detection was gone off to the main car of drawing of adaptable different grade type, simultaneously the utility model discloses still can regard as the check out test set of trailer light control development.
The utility model discloses rational in infrastructure, the commonality is strong, can use on the heavy truck of different brands, solves the problem of testing its function fast.
Drawings
Fig. 1 is a schematic diagram of a power socket state detection device connected to a trailer according to embodiment 1 of the present invention;
fig. 2 is a schematic structural diagram of a power socket state detection device for connecting a trailer according to embodiment 1 of the present invention.
Detailed Description
In order to clearly illustrate the technical features of the present invention, the present invention is explained in detail by the following embodiments in combination with the accompanying drawings. The following disclosure provides many different embodiments, or examples, for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. It should be noted that the components illustrated in the figures are not necessarily drawn to scale. Descriptions of well-known components and processing techniques and processes are omitted so as to not unnecessarily limit the invention.
Example 1
The embodiment 1 of the utility model provides a power socket state detection device who connects trailer is provided. The socket meeting the ISO standard in the detection module is connected with a power socket reserved for the trailer on the main vehicle, and the lighting state of a light emitting diode on the detection module is observed by operating a brake lamp switch, a fog lamp switch, a reversing lamp switch, a marker lamp switch, a left steering lamp switch and a right steering lamp switch on the main vehicle under the condition that different switch functions are activated, so that whether a fault exists in a circuit is judged. And judging whether the power range which can be output by the lamplight power output controller is matched with the design requirement or not by changing the resistance value in the corresponding detection circuit on the detection module.
Fig. 1 is a schematic diagram of a power socket state detection device connected to a trailer according to embodiment 1 of the present invention; fig. 2 is a schematic structural diagram of a power socket state detection device for connecting a trailer according to embodiment 1 of the present invention. The device comprises a whole vehicle control module and a detection module; the detection module is connected with a power socket on the whole vehicle control module;
the detection module comprises a plurality of detection circuits connected in parallel; each detection circuit comprises a variable resistor and a display submodule, and the variable resistor is connected with the display submodule in series;
the whole vehicle control module comprises a plurality of control circuits connected in parallel; each control circuit comprises a switch submodule and a control submodule; the switch submodule and the control submodule are connected in series;
the number of detection circuits is the same as the number of control circuits.
The plurality of parallel control circuits are also connected with the power supply module.
Each detection circuit is connected with the power socket on the corresponding control circuit.
The display sub-module adopts light emitting diodes.
The control circuit comprises a first control circuit, a second control circuit, a third control circuit, a fourth control circuit, a fifth control circuit and a sixth control circuit;
the first control circuit comprises a brake lamp switch and a first relay; the brake lamp switch is connected with the first relay in series;
the second control circuit comprises a fog lamp switch and a second relay; the fog lamp switch is connected with the second relay in series;
the third control circuit comprises a backup lamp switch and a third relay; the reversing lamp switch is connected with the third relay in series;
the fourth control circuit comprises a marker light switch and a fourth relay; the marker light switch is connected with the fourth relay in series;
the fifth control circuit comprises a left turn light switch and a first controller; the left turn light switch is connected with the first controller in series;
the sixth control circuit comprises a right turn light switch and a second controller; and the right turn light switch is connected in series with the second controller.
The first control circuit further comprises a first meter; the first instrument is respectively connected with the brake lamp switch and the first relay in series;
the second control circuit further comprises a second meter; the second instrument is respectively connected with the fog lamp switch and the second relay in series;
the third control circuit further comprises a third meter; the third instrument is respectively connected with the backup lamp switch and the third relay in series;
the fourth control circuit further comprises a fourth instrument; the fourth meter is respectively connected with the marker light switch and the fourth relay in series;
the fifth control circuit further comprises a fifth meter; the fifth instrument is respectively connected with the left turn light switch and the first controller in series;
the sixth control circuit further comprises a sixth instrument; and the sixth instrument is respectively connected with the right turn light switch and the second controller in series.
Each circuit detection circuit is connected with the power socket on the corresponding control circuit and comprises the following steps:
a first relay on the first control circuit is connected with a first variable resistor on the first detection circuit through a first power socket; the first variable resistor is connected with the first light-emitting diode in series;
a second relay on the second control circuit is connected with a second variable resistor on the second detection circuit through a second power socket; the second variable resistor is connected with the second light-emitting diode in series;
a third relay on the third control circuit is connected with a third variable resistor on a third detection circuit through a third power socket; the third variable resistor is connected with the third light-emitting diode in series;
a fourth relay on the fourth control circuit is connected with a fourth variable resistor on the fourth detection circuit through a fourth power socket; the fourth variable resistor is connected with the fourth light-emitting diode in series;
the first controller on the fifth control circuit is connected with a fifth variable resistor on the fifth detection circuit through a fifth power socket; the fifth variable resistor is connected with the fifth light-emitting diode in series;
the second controller on the sixth control circuit is connected with a sixth variable resistor on the sixth detection circuit through a sixth power socket; and the sixth variable resistor is connected in series with the sixth light emitting diode.
When a brake lamp switch of a control module on the main vehicle is operated, the green light emitting diode on the first detection circuit is lightened, and the circuit for controlling the brake lamp on the trailer in the main vehicle has no fault, the resistance value of the variable resistor on the circuit is adjusted at the moment, the corresponding minimum and maximum resistance values when the light emitting diode is extinguished are observed, and the minimum and maximum bulb power which can be driven by the brake lamp circuit of the main vehicle can be calculated; if the red light emitting diode on the first detection circuit on the detection module is lightened, the problem that the first detection circuit is broken is shown.
The variable resistor with the knob to regulate the resistance is adopted to simulate loads with different powers by regulating the resistance, and meanwhile, the light emitting diode in the device can be protected from being damaged by abnormal large current.
When the signal of the emergency alarm lamp is valid, after the detection device is connected, if a certain circuit where the steering lamp of the trailer is located is in a short-circuit state, the steering indicator lamp corresponding to the circuit on the detection module flashes in a frequency-doubling mode.
The control module sends a signal for normally driving the load to the instrument through the CAN bus for indication, and if a circuit between the switch and the controller has a fault and the detection device is not normally driven, corresponding fault description is displayed on the instrument.
The circuit is in a normal working state or has the problem of open circuit when the two paths of light-emitting diodes with different functional colors are used for distinguishing different target lamps in a state, so that a tester can conveniently and quickly judge which specific circuit function has the problem in the state
The utility model can directly simulate various power conditions of the signal lamp on the trailer according to the requirements of users, saves the production and detection cost, saves time and labor in the detection process, has simple and safe operation, and improves the production efficiency;
the utility model discloses rational in infrastructure, the commonality is strong, can use on the heavy truck of different brands, solves the problem of testing its function fast.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include elements inherent in the list. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element. In addition, parts of the above technical solutions provided in the embodiments of the present application, which are consistent with the implementation principles of corresponding technical solutions in the prior art, are not described in detail so as to avoid redundant description.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, the scope of the present invention is not limited thereto. Various modifications and alterations will occur to those skilled in the art based on the foregoing description. And are neither required nor exhaustive of all embodiments. On the basis of the technical scheme of the utility model, various modifications or deformations that technical personnel in the field need not pay out creative work and can make still are within the protection scope of the utility model.
Claims (7)
1. A power socket state detection device connected with a trailer is characterized by comprising a vehicle control module and a detection module; the detection module is connected with a power socket on the whole vehicle control module;
the detection module comprises a plurality of detection circuits connected in parallel; each detection circuit comprises a variable resistor and a display submodule, and the variable resistor is connected with the display submodule in series;
the whole vehicle control module comprises a plurality of control circuits connected in parallel; each control circuit comprises a switch submodule and a control submodule; the switch submodule and the control submodule are connected in series;
the number of the detection circuits is the same as that of the control circuits.
2. The trailer-connected power outlet status detection device as recited in claim 1, wherein the plurality of parallel control circuits are further connected to the power module.
3. The apparatus as claimed in claim 1, wherein each of the detection circuits is connected to the corresponding power socket of the control circuit.
4. The trailer-connected power outlet status detection device as claimed in claim 1, wherein the display sub-module employs light emitting diodes.
5. The trailer-connected power outlet state detecting device as claimed in claim 3, wherein the control circuit comprises a first control circuit, a second control circuit, a third control circuit, a fourth control circuit, a fifth control circuit and a sixth control circuit;
the first control circuit comprises a brake lamp switch and a first relay; the brake lamp switch is connected with the first relay in series;
the second control circuit comprises a fog lamp switch and a second relay; the fog lamp switch is connected with the second relay in series;
the third control circuit comprises a backup lamp switch and a third relay; the reversing lamp switch is connected with the third relay in series;
the fourth control circuit comprises a marker light switch and a fourth relay; the marker light switch is connected with the fourth relay in series;
the fifth control circuit comprises a left turn light switch and a first controller; the left turn light switch is connected with the first controller in series;
the sixth control circuit comprises a right turn light switch and a second controller; and the right turn light switch is connected in series with the second controller.
6. The trailer-connected power outlet status detecting device as recited in claim 5, wherein the first control circuit further comprises a first meter; the first instrument is respectively connected with the brake lamp switch and the first relay in series;
the second control circuit further comprises a second meter; the second instrument is respectively connected with the fog lamp switch and the second relay in series;
the third control circuit further comprises a third meter; the third instrument is respectively connected with the backup lamp switch and the third relay in series;
the fourth control circuit further comprises a fourth instrument; the fourth meter is respectively connected with the marker light switch and the fourth relay in series;
the fifth control circuit further comprises a fifth meter; the fifth instrument is respectively connected with the left turn light switch and the first controller in series;
the sixth control circuit further comprises a sixth instrument; and the sixth instrument is respectively connected with the right steering lamp switch and the second controller in series.
7. The apparatus as claimed in claim 6, wherein each of the circuit detecting circuits is connected to the corresponding control circuit power socket, and comprises:
a first relay on the first control circuit is connected with a first variable resistor on the first detection circuit through a first power socket; the first variable resistor is connected with the first light-emitting diode in series;
a second relay on the second control circuit is connected with a second variable resistor on the second detection circuit through a second power socket; the second variable resistor is connected with the second light-emitting diode in series;
a third relay on the third control circuit is connected with a third variable resistor on a third detection circuit through a third power socket; the third variable resistor is connected with the third light-emitting diode in series;
a fourth relay on the fourth control circuit is connected with a fourth variable resistor on a fourth detection circuit through a fourth power socket; the fourth variable resistor is connected with the fourth light-emitting diode in series;
the first controller on the fifth control circuit is connected with a fifth variable resistor on the fifth detection circuit through a fifth power socket; the fifth variable resistor is connected with the fifth light-emitting diode in series;
the second controller on the sixth control circuit is connected with a sixth variable resistor on the sixth detection circuit through a sixth power socket; and the sixth variable resistor is connected in series with the sixth light emitting diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122889913.1U CN216434336U (en) | 2021-11-22 | 2021-11-22 | Power socket state detection device for connecting trailer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122889913.1U CN216434336U (en) | 2021-11-22 | 2021-11-22 | Power socket state detection device for connecting trailer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216434336U true CN216434336U (en) | 2022-05-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122889913.1U Active CN216434336U (en) | 2021-11-22 | 2021-11-22 | Power socket state detection device for connecting trailer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216434336U (en) |
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2021
- 2021-11-22 CN CN202122889913.1U patent/CN216434336U/en active Active
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