CN112622538A - Automatic plugging and unplugging system for wiring harness connector between tractor and trailer and vehicle - Google Patents
Automatic plugging and unplugging system for wiring harness connector between tractor and trailer and vehicle Download PDFInfo
- Publication number
- CN112622538A CN112622538A CN202011595604.7A CN202011595604A CN112622538A CN 112622538 A CN112622538 A CN 112622538A CN 202011595604 A CN202011595604 A CN 202011595604A CN 112622538 A CN112622538 A CN 112622538A
- Authority
- CN
- China
- Prior art keywords
- connector
- tractor
- vehicle
- plugging
- relative position
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
- B60D1/24—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions
- B60D1/26—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions for remote control, e.g. for releasing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
- B60D1/58—Auxiliary devices
- B60D1/62—Auxiliary devices involving supply lines, electric circuits, or the like
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The automatic plugging and unplugging system for the wire harness connector between the tractor and the trailer and the vehicle provided by the embodiment of the invention are connected with an automatic driving domain controller of the vehicle through a control unit to receive a control instruction which is sent by the automatic driving domain controller and carries relative position information, when the control unit analyzes that the relative position information in the control instruction is within a preset boundary range, a pulse PWM signal is generated based on the control instruction and sent to a stepping motor, so that the stepping motor drives a guide rod pipe to push a first connector to be pressed to a second connector of the vehicle, and because the first connector and the second connector are automatic pressing and separating connectors, when the first connector and the second connector are pressed, the automatic plugging and unplugging of the first connector and the second connector can be realized without manual control execution, thereby saving the labor cost, the safety and the efficiency of transportation operation are improved.
Description
Technical Field
The invention relates to the technical field of automatic driving, in particular to an automatic plugging and unplugging system for a wiring harness connector between a tractor and a trailer and a vehicle.
Background
In recent years, autonomous driving technology has become the most active topic worldwide, and autonomous logistics transportation of commercial vehicles is the most likely direction of technology development to land on the ground. Many of these commercial vehicles are semi-trailers and, in order to increase the efficiency of the transport of goods, the tractor will first be disconnected from the trailer after arriving at the yard and then be connected to another trailer to be transported to start a new transport distance. In this process, the connector between the tractor and the trailer of the vehicle needs to be pulled out before the trailer is disconnected, and the connector between the tractor and the trailer needs to be inserted after the trailer is connected. At present, the plugging and unplugging process needs to be manually executed, so certain potential safety hazards exist, and the operation efficiency of logistics transportation is reduced.
Disclosure of Invention
In view of the above, the present invention provides an automatic plugging and unplugging system for a harness connector between a tractor and a trailer and a vehicle, so as to alleviate the above technical problems.
In a first aspect, an embodiment of the present invention provides an automatic plugging and unplugging system for a harness connector between a tractor and a trailer, where the plugging and unplugging system includes a control unit, a stepping motor connected to the control unit, and a guide rod pipe for guiding out a tractor harness connected to a first connector of a vehicle; the control unit is used for being connected with an automatic driving area controller of the vehicle and receiving a control instruction sent by the automatic driving area controller; the control instruction carries relative position information, and is generated based on relative position information, wherein the relative position information is calculated by an automatic driving area controller according to a connecting shaft of a vehicle in a hanging state and a calibration label on a trailer chassis; the control unit is also used for analyzing the control instruction to obtain relative position information, generating a pulse PWM signal based on the control instruction if the relative position information is within a preset boundary range, and sending the pulse PWM signal to the stepping motor; the stepping motor is used for receiving the pulse PWM signal and driving the guide rod pipe to push the first connector to be pressed towards a second connector of the vehicle so as to realize the plugging and unplugging of the first connector and the second connector; the first connector and the second connector are automatic pressing and separating connectors.
With reference to the first aspect, an embodiment of the present invention provides a first possible implementation manner of the first aspect, where the stepping motor is a protruding shaft motor.
With reference to the first aspect, an embodiment of the present invention provides a second possible implementation manner of the first aspect, wherein a connector guide sleeve is bonded to one pressed end of the second connector and the first connector.
With reference to the first aspect, an embodiment of the present invention provides a third possible implementation manner of the first aspect, where the plug-in system further includes a camera device in communication connection with the automatic driving area controller; and the camera device is used for shooting a shot image comprising the connecting shaft and the calibration label and sending the shot image to the automatic driving area controller so that the automatic driving area controller can calculate the relative position information based on the connecting shaft and the calibration label in the shot image.
With reference to the first aspect, an embodiment of the present invention provides a fourth possible implementation manner of the first aspect, where the plugging system further includes a winding device connected to a tractor harness that passes through an inner cavity of the guide rod pipe; and the winding device is used for winding and unwinding the tractor wire harness when the guide rod pipe pushes the first connector and the second connector to be pressed.
With reference to the first aspect, an embodiment of the present invention provides a fifth possible implementation manner of the first aspect, where the plugging system further includes a tractor end harness sleeve, where an inner cavity of the tractor end harness sleeve is used for inserting the guide rod tube.
With reference to the fifth possible implementation manner of the first aspect, an embodiment of the present invention provides a sixth possible implementation manner of the first aspect, wherein the plugging system further includes a fixing bracket for fixing a towing vehicle end harness sleeve.
With reference to the fifth possible implementation manner of the first aspect, an embodiment of the present invention provides a seventh possible implementation manner of the first aspect, wherein the plugging system further includes a spring adhered to the guide rod pipe at one end of the tractor harness; and the spring is used for pushing the guide rod pipe to return after pressing.
With reference to the first aspect, an embodiment of the present invention provides an eighth possible implementation manner of the first aspect, where the plugging system further includes a pull-down resistor, and the pull-down resistor is connected to a plug-in port of the second plug-in unit; and the control unit is also used for generating a low level signal when the first connector is inserted into the connector opening, and sending the low level signal to the automatic driving domain controller so that the automatic driving domain controller judges that the first connector and the second connector are in a plugging state according to the low level signal.
In a second aspect, an embodiment of the present invention further provides a vehicle, where the vehicle is configured with the above-mentioned automatic plugging and unplugging system for a wire harness connector between a tractor and a trailer, and an automatic driving range controller, where the automatic driving range controller is configured to calculate relative position information according to a connection shaft of the vehicle in a hitched state and a calibration label on a trailer chassis, and generate a control command according to the relative position information.
The embodiment of the invention has the following beneficial effects:
the automatic plugging and unplugging system for the wire harness connector between the tractor and the trailer and the vehicle are provided by the embodiment of the invention, wherein the plugging and unplugging system comprises a control unit, a stepping motor connected with the control unit and a guide rod pipe used for guiding out the wire harness of the tractor connected with a first connector of the vehicle; the control unit is connected with an automatic driving domain controller of a vehicle to receive a control instruction which is sent by the automatic driving domain controller and carries relative position information, the relative position information in the control instruction is analyzed by the control unit to be within a preset boundary range, a pulse PWM signal is generated based on the control instruction and sent to the stepping motor, so that the stepping motor drives the guide rod pipe to push the first connector to press the second connector of the vehicle.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic view of a connector in a separated state according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of an included angle of a central axis of a vehicle in a horizontal direction according to an embodiment of the present invention;
FIG. 3 is a schematic diagram illustrating an included angle in a vertical direction of a central axis of a vehicle according to an embodiment of the present invention;
FIG. 4 is a schematic view of a connector in an inserted state according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a connector guide sleeve according to an embodiment of the present invention;
FIG. 6 is a schematic diagram of a connector press-fit structure according to an embodiment of the present invention;
FIG. 7 is a schematic diagram of an electrical portion of a plugging system according to an embodiment of the present invention;
fig. 8 is a schematic structural diagram of a vehicle according to an embodiment of the present invention.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
At present, when a connector of a transport vehicle in a semi-trailer form is plugged in and pulled out, manual execution is needed, so that certain potential safety hazards exist, and the operation efficiency of logistics transportation is reduced. Based on this, the automatic plugging and unplugging system for the wire harness connector between the tractor and the trailer and the vehicle provided by the embodiment of the invention can alleviate the technical problems.
For the convenience of understanding the embodiment, the automatic plugging and unplugging system for the wire harness connector between the tractor and the trailer disclosed by the embodiment of the invention is described in detail first.
The embodiment of the invention provides an automatic plugging system for a wire harness connector between a tractor and a trailer, wherein the plugging system comprises a control unit, a stepping motor connected with the control unit and a guide rod pipe used for guiding out a tractor wire harness connected with a first connector of a vehicle.
For easy understanding, fig. 1 shows a schematic structural diagram of a connector separated state, as shown in fig. 1, one end of a towing vehicle harness 100 is connected to a first connector 101, and the other end of the towing vehicle harness 100 is led out through an inner cavity of a guide rod pipe 102, wherein the first connector 101 is a connector at the rear of a towing vehicle of a vehicle.
During specific implementation, the control unit is used for being connected with an automatic driving area controller of a vehicle and receiving a control instruction sent by the automatic driving area controller; the control instruction carries relative position information, and is generated based on relative position information, wherein the relative position information is calculated by an automatic driving area controller according to a connecting shaft of a vehicle in a hanging state and a calibration label on a trailer chassis; the control unit is also used for analyzing the control instruction to obtain relative position information, generating a Pulse Width Modulation (PWM) signal based on the control instruction if the relative position information is within a preset boundary range, and sending the PWM signal to the stepping motor; the stepping motor is used for receiving the pulse PWM signal and driving the guide rod pipe to push the first connector to be pressed towards a second connector of the vehicle so as to realize the plugging and unplugging of the first connector and the second connector; the first connector and the second connector are automatic pressing and separating connectors.
When the vehicle is in a hitching state and the tractor and the trailer are in the same straight line, the calibration tag is usually arranged on a trailer chassis which is in the same level with the connecting shaft, wherein the hitching state is a state that the tractor and the trailer of the vehicle are connected by the connecting shaft, and the connecting shaft is usually a fixed part of the vehicle and does not change position along with the position change of the tractor and the trailer.
When relative position information is calculated and obtained through an automatic driving area controller according to a connecting shaft and a calibration label on a trailer chassis, the size of an included angle between the central axes of a tractor and a trailer in the horizontal direction and the vertical direction when the vehicle is in a hanging state can be determined through the relative position information, for convenience of understanding, fig. 2 shows a schematic diagram of the included angle between the central axes of the tractor and the trailer in the horizontal direction, as can be seen in fig. 2, the included angle between the central axes of the tractor and the trailer in the horizontal direction is a, fig. 3 shows a schematic diagram of the included angle between the central axes of the vehicle in the vertical direction, as can be seen in fig. 3, the included angle between the central axes of the tractor and the trailer in the vertical direction is b, and only if the included angle a between the central axes in the horizontal direction and the included angle b between the central axes; as shown in fig. 1, the second connector 103 is a connector fixed on the head of the trailer, and the first connector 101 and the second connector 103 are automatic press-fit press-apart connectors, so that in actual use, the two connectors can be flat rectangular cross-section type, and each connector is set to be foolproof.
In this embodiment, whether the included angle a in the horizontal direction and the included angle b in the vertical direction of the central axis are both within the preset included angle range can be obtained by comparing the relative position information with the preset boundary range, if the relative position information is not within the preset boundary range, it indicates that at least one of the included angle a in the horizontal direction and the included angle b in the vertical direction of the central axis is not within the preset included angle range, and the first connector and the second connector are not aligned; if the relative position information is within the preset boundary range, the included angle a of the horizontal direction and the included angle b of the vertical direction of the central axis are both within the preset included angle range, and the first connector and the second connector are basically aligned with each other.
As shown in fig. 1, the guide rod tube is L-shaped, and the L-shaped guide rod tube can be divided into a vertical rod and a horizontal rod, wherein the tractor harness is led out through an inner cavity of the horizontal rod, when in actual use, when the relative position information obtained by the control unit analyzing the control command is within a preset boundary range, a pulse PWM signal can be generated based on the control command, and the generated pulse PWM signal is sent to the stepping motor, the stepping motor 701 is a convex shaft motor, and when the stepping motor receives the pulse PWM signal, the stepping motor can move along the arrow direction, the stepping motor drives the vertical rod of the guide rod tube to move leftward, so that the horizontal rod of the guide rod tube pushes the first connector 101 to move to the position of the second connector 103 of the vehicle for pressing, and since the first connector and the second connector are automatic pressing and separating connectors, when the first connector and the second connector are in the separated state as shown in fig. 1 for pressing, automatic insertion of the first connector and the second connector can be realized.
When the first connector and the second connector are in the plugging state to be pressed and pulled out, for convenience of explanation, fig. 4 shows a schematic structural diagram of the plugging state of the connectors, and as shown in fig. 4, when the relative position information analyzed by the control unit is smaller than a preset distance threshold, a pulse PWM signal generated based on a control instruction is sent to the stepping motor, and the stepping motor also moves in the direction of an arrow to drive the guide rod pipe to push the first connector to be pressed and pressed towards the second connector of the vehicle.
The automatic plugging and unplugging system for the wire harness connector between the tractor and the trailer comprises a control unit, a stepping motor connected with the control unit and a guide rod pipe used for guiding out a tractor wire harness connected with a first connector of a vehicle, wherein the control unit is used for controlling the control unit to automatically plug and unplugging the wire harness connector; the control unit is connected with an automatic driving domain controller of a vehicle to receive a control instruction which is sent by the automatic driving domain controller and carries relative position information, the relative position information in the control instruction is analyzed by the control unit to be within a preset boundary range, a pulse PWM signal is generated based on the control instruction and sent to the stepping motor, so that the stepping motor drives the guide rod pipe to push the first connector to press the second connector of the vehicle.
The control unit is used as a central processing unit of the whole plugging system, and can be configured with a corresponding circuit system, a control interface and the like to realize the functions. Specifically, the controller may include a single chip, a DSP (Digital Signal Processing), an ARM (Advanced RISC machine, ARM processor), or other Digital logic controller capable of being used for automation control, and may load the control instruction into the memory at any time for storage and execution. Meanwhile, the system can also include units such as a memory, an input/output unit, a power module, and a digital analog unit, which are provided with CPU instructions and related information inside, and the units can be specifically set according to actual use conditions, which is not limited in this embodiment.
In actual use, a connector guide sleeve is bonded to one end of the second connector, which is in press fit with the first connector, for convenience of understanding, fig. 5 shows a structural schematic diagram of the connector guide sleeve, as shown in fig. 5, the connector guide sleeve 500 is in a horn-shaped mechanical structure, and can be used for compensating for a relative angle error between a tractor and a trailer, and when the two are not on the same straight line, the wire harness termination plug can still be pushed into the trailer termination plug, wherein the bonding mode, the material and the bonding mode of the connector guide sleeve and the second connector can be set according to actual needs, and are not limited herein.
During specific implementation, the plugging system further comprises a camera device in communication connection with the automatic driving area controller; the camera device can be used for shooting a shot image comprising the connecting shaft and the calibration label, and sending the shot image to the automatic driving area controller, so that the automatic driving area controller can calculate the relative position information based on the connecting shaft and the calibration label in the shot image.
In general, the camera device may be installed at a position where the connecting shaft and the calibration label can be photographed, and is not limited herein. When the automatic driving area controller receives the shot image, the key point of the connecting shaft and the key point of the calibration label in the shot image can be extracted, the coordinate information corresponding to the key point of the connecting shaft and the coordinate information corresponding to the key point of the calibration label are obtained, and the relative position information between the two key points can be obtained through calculation based on the coordinate information of the two key points, wherein the relative position information is the relative position information carried by the control instruction.
As shown in fig. 1, the plugging system further comprises a winder 105 connected to the tractor harness 100 that passes out of the lumen of the guide tube 102; the winding device is used for winding and unwinding the tractor wire harness when the guide rod pipe pushes the first connector and the second connector to be pressed.
Above-mentioned coiling mechanism 105 is rotatory shape spring that returns, uses this coiling mechanism 105 can be carrying out above-mentioned pressfitting process, perhaps, in the vehicle transportation, the length of tractor pencil can be by the relative position change of connector and automatic flexible, avoids leading to the fact first connector and the unable pressfitting of realization of second connector because of the tractor pencil is short, perhaps, because the axis contained angle of tractor and trailer is too big in the transportation, and the problem of the disconnection of tractor pencil that leads to the fact.
As shown in fig. 1, in order to ensure the stability of the guide rod tube, the guide rod tube may be inserted into the inner cavity of the tractor end harness sleeve 106 for fixing, during actual use, the guide rod tube may move along with the pressing process in the inner cavity of the tractor end harness sleeve 106, and in order to fix the tractor end harness sleeve, a plurality of fixing brackets (not shown in fig. 1) are further required to fix the fixed tractor end harness sleeve, so that the tractor end harness sleeve does not move along with the movement of the vehicle.
In this embodiment, in order to make the output rod after being pressed back to the position before being pressed, so as to be pressed for use next time, as shown in fig. 1, a spring 107 may be adhered between the end harness sleeve of the tractor and the vertical rod of the guide rod tube, as shown in fig. 6, for ease of understanding, a structural schematic diagram of connector pressing is shown, when pressing is performed, the guide rod tube is pushed by the stepping motor to move leftward, so that the spring 107 is in a compressed state, when the stepping motor finishes driving the pulse PWM signal to return to the position before being pressed, the guide rod tube is returned to the position of fig. 4 under the elastic action of the spring, and at this time, the spring is in a natural state. The state change and the action of the spring are the same in the process of pulling out the second connector by pressing the first connector, and are not described herein again.
In practical use, the plugging system further comprises a pull-down resistor, and the pull-down resistor is connected with a plug-in port of the second plug-in unit; and the control unit is also used for generating a low level signal when the first connector is inserted into the connector opening, and sending the low level signal to the automatic driving domain controller so that the automatic driving domain controller judges that the first connector and the second connector are in a plugging state according to the low level signal.
For easy understanding, fig. 7 shows a schematic diagram of an electrical part of a plugging system, as shown in fig. 7, a control unit 700 is connected with a stepping motor 701, an automatic driving range controller 702, and one of the plug-in ports of the first connector 101 through the tractor harness 100, the other plug-in port of the first connector 101 is connected with the ground, and the pull-down resistor R is connected with the plug-in port of the second connector 103; when the first connector is inserted into the plug-in port of the second connector, one end of the pull-down resistor is connected with the control unit 700, and the other end of the pull-down resistor is grounded, at this time, the control unit generates a low level signal and sends the low level signal to the automatic driving domain controller, so that the automatic driving domain controller judges that the first connector and the second connector are in a plug-in state according to the low level signal. If the first connector and the second connector are not plugged, the control unit generates a high level signal and sends the high level signal to the automatic driving area controller, so that the automatic driving area controller judges that the first connector and the second connector are in a separated state according to the high level signal.
Fig. 8 is a schematic structural diagram of a vehicle, and as shown in fig. 8, the vehicle is provided with the above-mentioned automatic plugging and unplugging system 800 for a harness connector between a tractor and a trailer, and an automatic driving area controller 702, where the automatic driving area controller 702 is configured to calculate relative position information according to a connection shaft of the vehicle in a hitched state and a calibration label on a trailer chassis, and generate a control command according to the relative position information.
The vehicle provided by the embodiment of the invention has the same technical characteristics as the automatic plugging and unplugging system for the wire harness connector between the tractor and the trailer provided by the embodiment, so that the same technical problems can be solved, and the same technical effect is achieved.
It can be clearly understood by those skilled in the art that, for convenience and brevity of description, the specific working process of the vehicle described above may refer to the corresponding process in the foregoing embodiment of the automatic plugging and unplugging system for a harness connector between a tractor and a trailer, and will not be described herein again.
In addition, in the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases for those skilled in the art.
The functions, if implemented in the form of software functional units and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that the following embodiments are merely illustrative of the present invention, and not restrictive, and the scope of the present invention is not limited thereto: any person skilled in the art can modify or easily conceive the technical solutions described in the foregoing embodiments or equivalent substitutes for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included therein. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. An automatic plugging system for a wire harness connector between a tractor and a trailer is characterized by comprising a control unit, a stepping motor connected with the control unit and a guide rod pipe used for guiding out a tractor wire harness connected with a first connector of a vehicle;
the control unit is used for being connected with an automatic driving area controller of a vehicle and receiving a control instruction sent by the automatic driving area controller; the control instruction carries relative position information, and is generated based on relative position information calculated by the autopilot domain controller according to a connecting shaft of the vehicle in a hanging state and a calibration label on a trailer chassis;
the control unit is further configured to analyze the control instruction to obtain the relative position information, generate a pulse PWM signal based on the control instruction if the relative position information is within a preset boundary range, and send the pulse PWM signal to the stepping motor;
the stepping motor is used for receiving the pulse PWM signal and driving the guide rod pipe to push the first connector to be pressed on a second connector of the vehicle so as to realize the plugging and unplugging of the first connector and the second connector; the first connector and the second connector are automatic pressing and separating connectors.
2. The plugging system according to claim 1, wherein the stepper motor is a protruding shaft motor.
3. The plugging system according to claim 1, wherein a connector guide sleeve is bonded to a press-fit end of the second connector and the first connector.
4. The plugging system according to claim 1, further comprising a camera device communicatively coupled to the autopilot domain controller;
the camera device is used for shooting a shot image comprising the connecting shaft and the calibration label and sending the shot image to the automatic driving area controller, so that the automatic driving area controller can calculate the relative position information based on the connecting shaft and the calibration label in the shot image.
5. The plugging system according to claim 1, further comprising a take-up device connected to the tractor harness exiting the lumen of the guide tube;
and the winding device is used for winding and unwinding the tractor wire harness when the guide rod pipe pushes the first connector and the second connector to be pressed.
6. The plugging system according to claim 1, further comprising a tractor end harness sleeve, wherein an inner cavity of the tractor end harness sleeve is used for insertion of the guide rod tube.
7. The plugging system according to claim 6, further comprising a securing bracket to secure the tractor end harness sleeve.
8. The plugging system according to claim 6, further comprising a spring adhered to the tractor end harness sleeve;
and the spring is used for pushing the guide rod pipe to return after pressing.
9. The plugging system according to claim 1, further comprising a pull-down resistor connected to the plug-in port of the second connector;
the control unit is further configured to generate a low level signal when the first connector is inserted into the plug-in port, and send the low level signal to the automatic driving area controller, so that the automatic driving area controller determines that the first connector and the second connector are in a plugging state according to the low level signal.
10. A vehicle, characterized in that the vehicle is provided with the automatic plugging and unplugging system for a wire harness connector between a tractor and a trailer according to any one of claims 1-9 and an automatic driving domain controller, wherein the automatic driving domain controller is used for calculating relative position information according to a connecting shaft of the vehicle in a hanging state and a calibration label on a trailer chassis, and generating a control command according to the relative position information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011595604.7A CN112622538B (en) | 2020-12-29 | 2020-12-29 | Automatic plugging and unplugging system for wiring harness connector between tractor and trailer and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011595604.7A CN112622538B (en) | 2020-12-29 | 2020-12-29 | Automatic plugging and unplugging system for wiring harness connector between tractor and trailer and vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112622538A true CN112622538A (en) | 2021-04-09 |
| CN112622538B CN112622538B (en) | 2022-08-02 |
Family
ID=75287249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011595604.7A Active CN112622538B (en) | 2020-12-29 | 2020-12-29 | Automatic plugging and unplugging system for wiring harness connector between tractor and trailer and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112622538B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023021391A1 (en) * | 2021-08-20 | 2023-02-23 | Jost-Werke Deutschland Gmbh | Cable routing device |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1922041A (en) * | 2004-02-24 | 2007-02-28 | 宝马股份公司 | Method for coupling a trailer using a vehicle level regulator |
| DE102005060579A1 (en) * | 2005-12-17 | 2007-06-21 | Daimlerchrysler Ag | Automatic trailer coupling system for tractor to drawbar trailer or low-loader trailer with electrical, pneumatic or hydraulic systems |
| DE102009048380A1 (en) * | 2009-10-06 | 2011-04-07 | GM Global Technology Operations, Inc., Detroit | Parking assistance system for motor vehicle, has connector plugging device whose connection socket is controlled such that automatic switching of vehicle-lateral sensors to trailer sensors is provided by connector plugging device |
| EP2417007A2 (en) * | 2009-04-10 | 2012-02-15 | SAF-Holland, Inc. | Automatic pneumatic/electrical coupler system for tractor-trailer combination vehicles |
| CA2893682A1 (en) * | 2015-06-02 | 2016-12-02 | Alan Mcnaul | Trailer wire harness storage, protection and securing device |
| CN107757271A (en) * | 2017-11-03 | 2018-03-06 | 李青松 | A kind of electric traction vehicle electric moves towing pin and its control method |
| CN207173776U (en) * | 2017-09-29 | 2018-04-03 | 苏州罗伯特木牛流马物流技术有限公司 | Can way moving trailer and bidirectional-movement trailer handling system |
| CN108430809A (en) * | 2015-12-18 | 2018-08-21 | 约斯特-韦尔克德国有限公司 | Locking equipment with the alignment members that can be fixed to one another |
| CN208915279U (en) * | 2018-05-24 | 2019-05-31 | 江西科技学院 | Trailer release unit |
| CN210350326U (en) * | 2019-07-03 | 2020-04-17 | 安徽森力汽车电子有限公司 | Connector connecting device of auxiliary detecting system for blind area of semitrailer |
| CN111284284A (en) * | 2018-12-07 | 2020-06-16 | 长沙智能驾驶研究院有限公司 | Included angle measuring system and traction transportation equipment |
| CN111578893A (en) * | 2020-05-29 | 2020-08-25 | 苏州挚途科技有限公司 | Method for identifying included angle between tractor and trailer |
-
2020
- 2020-12-29 CN CN202011595604.7A patent/CN112622538B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1922041A (en) * | 2004-02-24 | 2007-02-28 | 宝马股份公司 | Method for coupling a trailer using a vehicle level regulator |
| DE102005060579A1 (en) * | 2005-12-17 | 2007-06-21 | Daimlerchrysler Ag | Automatic trailer coupling system for tractor to drawbar trailer or low-loader trailer with electrical, pneumatic or hydraulic systems |
| EP2417007A2 (en) * | 2009-04-10 | 2012-02-15 | SAF-Holland, Inc. | Automatic pneumatic/electrical coupler system for tractor-trailer combination vehicles |
| DE102009048380A1 (en) * | 2009-10-06 | 2011-04-07 | GM Global Technology Operations, Inc., Detroit | Parking assistance system for motor vehicle, has connector plugging device whose connection socket is controlled such that automatic switching of vehicle-lateral sensors to trailer sensors is provided by connector plugging device |
| CA2893682A1 (en) * | 2015-06-02 | 2016-12-02 | Alan Mcnaul | Trailer wire harness storage, protection and securing device |
| CN108430809A (en) * | 2015-12-18 | 2018-08-21 | 约斯特-韦尔克德国有限公司 | Locking equipment with the alignment members that can be fixed to one another |
| CN207173776U (en) * | 2017-09-29 | 2018-04-03 | 苏州罗伯特木牛流马物流技术有限公司 | Can way moving trailer and bidirectional-movement trailer handling system |
| CN107757271A (en) * | 2017-11-03 | 2018-03-06 | 李青松 | A kind of electric traction vehicle electric moves towing pin and its control method |
| CN208915279U (en) * | 2018-05-24 | 2019-05-31 | 江西科技学院 | Trailer release unit |
| CN111284284A (en) * | 2018-12-07 | 2020-06-16 | 长沙智能驾驶研究院有限公司 | Included angle measuring system and traction transportation equipment |
| CN210350326U (en) * | 2019-07-03 | 2020-04-17 | 安徽森力汽车电子有限公司 | Connector connecting device of auxiliary detecting system for blind area of semitrailer |
| CN111578893A (en) * | 2020-05-29 | 2020-08-25 | 苏州挚途科技有限公司 | Method for identifying included angle between tractor and trailer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023021391A1 (en) * | 2021-08-20 | 2023-02-23 | Jost-Werke Deutschland Gmbh | Cable routing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112622538B (en) | 2022-08-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112622538B (en) | Automatic plugging and unplugging system for wiring harness connector between tractor and trailer and vehicle | |
| JP5159928B2 (en) | Bicycle communication adapter | |
| US5608490A (en) | Apparatus for and a method of communicating between a camera and external equipment | |
| CN107888976B (en) | Program upgrading device and upgrading method based on LVDS signal lines | |
| US20190386444A1 (en) | Connector module and electric bicycle | |
| CN106898905A (en) | A kind of electrical box of stabilization terminal position degree | |
| CN104503878B (en) | Smart card device for testing compatibility and method | |
| CN103001097B (en) | Terminal plugging tool for automobile harness connectors | |
| CN101655707A (en) | Configuration method of host computer to electric motor car controller parameter | |
| CN214011479U (en) | Physical interface plugging device and system | |
| EP2555136A1 (en) | Equipment for automatically organizing network of vehicle | |
| CN209282526U (en) | A kind of plug solution lock set and plug, plug casing component | |
| CN116320723A (en) | Vehicle-mounted camera pluggable self-adaption method, device and system and vehicle | |
| CN107341064B (en) | Anti-misplug system based on sub circuit board of vehicle variable flow control unit | |
| CN211017584U (en) | Automatic charging system of charging pile | |
| CN213660667U (en) | Wireless beam transmission communication device | |
| CN113419903A (en) | Fault repairing method and system in OTA (over the air) upgrading process | |
| CN209692026U (en) | A kind of automobile multi-tap | |
| CN210350338U (en) | Communication interface board upgrading cable | |
| CN205493789U (en) | Plug -in monitor | |
| CN217157673U (en) | LED display screen box and display device | |
| CN110824386A (en) | Wire winding test device for electronic plug-in box of electric locomotive | |
| CN218601806U (en) | Data injection device and system | |
| CN113821217B (en) | SD card maintenance system of embedded system | |
| DE60126574T2 (en) | System and method for identifying cards for an input / output interface |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |