CN217334608U - Connecting wire harness and vehicle-mounted camera - Google Patents
Connecting wire harness and vehicle-mounted camera Download PDFInfo
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- CN217334608U CN217334608U CN202220130226.3U CN202220130226U CN217334608U CN 217334608 U CN217334608 U CN 217334608U CN 202220130226 U CN202220130226 U CN 202220130226U CN 217334608 U CN217334608 U CN 217334608U
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Abstract
An embodiment of the utility model provides a connecting harness and on-vehicle camera, connecting harness include the wire rod and assemble respectively in the connector at the relative both ends of wire rod, the wire rod is including coaxial cable and the power cord that sets up side by side, the connector including set up in the composite connection ware of wire rod one end and set up in the coaxial signal transmission connector and the power connector of the wire rod other end, composite connection ware inside be equipped with the first coaxial signal terminal that coaxial cable's one end links to each other and with the first power terminal that the one end of power cord links to each other, coaxial signal transmission connector inside be equipped with the coaxial signal terminal of second that coaxial cable's the other end links to each other, power connector inside be equipped with the second power terminal that the other end of power cord links to each other. This embodiment can effectively realize the light filling and reduce vehicle mounted power's consumption, and need not to increase vehicle mounted camera's waterproof cost.
Description
Technical Field
The embodiment of the utility model provides a relate to camera equipment technical field, especially relate to a connecting wire harness and on-vehicle camera.
Background
In order to improve the image shooting quality when the ambient brightness is poor, an existing vehicle-mounted camera is internally provided with an LED light supplement module, and in addition, a conventional vehicle-mounted camera generally adopts a coaxial cable port to realize video signal transmission and power supply, but the limited power supply of a camera controller is difficult to meet the LED light supplement module with a high power supply requirement, and even if the power supply of the camera controller meets the requirement, the coaxial cable port of the vehicle-mounted camera can influence the normal transmission of video signals due to interference signals generated by too high transmission voltage, therefore, the vehicle-mounted camera internally provided with the LED light supplement module can only be additionally provided with a power supply port which is connected with a vehicle-mounted power supply through a corresponding power line to realize power supply, however, after the vehicle-mounted power supply is adopted for power supply, the camera controller cannot effectively control the on-off of the vehicle-mounted camera, the vehicle-mounted camera continuously works under the uncontrolled condition, and the electric energy consumption of the vehicle-mounted power supply is relatively high; in addition, a power supply port is additionally arranged on the vehicle-mounted camera, so that the waterproof sealing cost of the vehicle-mounted camera is increased.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a technical problem who solves provides a connecting harness, can effectively realize the normal work of vehicle-mounted camera and reduce vehicle power supply's consumption with the cooperation of vehicle-mounted camera, and need not to increase vehicle-mounted camera's waterproof cost.
The embodiment of the utility model provides a technical problem who further solves provides a vehicle-mounted camera, can effectively realize vehicle-mounted camera's normal work and reduce vehicle power supply's consumption, and need not to increase vehicle-mounted camera's waterproof cost.
In order to solve the above technical problem, an embodiment of the present invention first provides the following technical solution: the utility model provides a connecting harness, include the wire rod and assemble respectively in the connector at the relative both ends of wire rod, the wire rod is including coaxial cable and the power cord that sets up side by side, the connector including set up in the composite connection ware of wire rod one end and set up in the coaxial signal transmission connector and the power connector of the wire rod other end, composite connection ware inside be equipped with the first coaxial signal terminal that coaxial cable's one end links to each other and with the first power supply terminal that the one end of power cord links to each other, coaxial signal transmission connector inside be equipped with the coaxial signal terminal of second that coaxial cable's the other end links to each other, power connector inside be equipped with the second power supply terminal that the other end of power cord links to each other.
Further, the wire rod further comprises an insulating sheath layer wrapping the coaxial cable and the power line at the same time.
Furthermore, the coaxial cable comprises a signal branching line and a ground branching line, the first coaxial signal terminal and the second coaxial signal terminal are respectively connected to two ends of the signal branching line, a first ground terminal connected with one end of the ground branching line is further arranged inside the composite connector, and a second ground terminal connected with the other end of the ground branching line is correspondingly arranged inside the coaxial signal transmission connector.
On the other hand, in order to solve the above-mentioned further technical problem, the embodiment of the utility model provides a following technical scheme: an in-vehicle camera, comprising:
the image acquisition and processing module is used for acquiring video images of the surrounding environment of the motor vehicle and converting the video images into target video data;
the power transmission port is connected with an external vehicle-mounted power supply to obtain initial voltage input by the vehicle-mounted power supply;
the coaxial signal transmission port is connected with the image acquisition and processing module and is connected with an external camera controller to establish bidirectional data communication with the camera controller;
the voltage conversion module is respectively connected with the image acquisition and processing module, the power transmission port and the coaxial signal transmission port and is used for converting the initial voltage transferred from the power transmission port into a preset working voltage, supplying power to the image acquisition and processing module and stopping voltage conversion and power supply when receiving an enabling signal which is sent by the camera controller and transferred from the coaxial signal transmission port; and
the LED light supplement module comprises an LED light supplement lamp and a driving unit which is connected with the LED light supplement lamp and the power transmission port and is used for driving the LED light supplement lamp to emit light by adopting power supply voltage input by a vehicle-mounted power supply;
the vehicle-mounted camera further comprises an integrated connector, the integrated connector comprises a power supply transmission port and a coaxial signal transmission port, the integrated connector is respectively connected with the vehicle-mounted power supply and the camera controller through the connecting wire harness, the integrated connector is in butt joint with a composite connector of the connecting wire harness, the power supply transmission port is in butt joint with the first power supply terminal, and the coaxial signal transmission port is in butt joint with the first coaxial signal terminal;
the image acquisition and processing module is also connected with the driving unit, and outputs a turn-off signal to the driving unit when the voltage conversion module stops voltage conversion and power supply so as to enable the driving unit to correspondingly stop working.
Furthermore, the integrated connector also comprises a grounding port connected with a grounding circuit inside the vehicle-mounted camera; the coaxial cable of the connecting wire harness comprises a signal branching line and a grounding branching line, the first coaxial signal terminal and the second coaxial signal terminal are respectively connected to two ends of the signal branching line, the composite connector is internally provided with a first grounding terminal connected with one end of the grounding branching line, and the coaxial signal transmission connector is internally correspondingly provided with a second grounding terminal connected with one end of the grounding branching line.
Further, the image acquisition and processing module comprises:
the image sensor is respectively connected with the voltage conversion module and the driving unit and used for acquiring video images of the surrounding environment of the motor vehicle under the power supply of the voltage conversion module, converting the video images into original video data and outputting the turn-off signal when the motor vehicle stops working; and
and the serializer is respectively connected with the voltage conversion module, the image sensor and the coaxial signal transmission port and is used for performing serialization processing on the original video data under the power supply of the voltage conversion module to generate the target video data.
Further, the coaxial signal transmission port is respectively connected with the serializer through a capacitor C and connected with the voltage conversion module through a resistor R.
After the technical scheme is adopted, the embodiment of the utility model provides an at least, following beneficial effect has: the wire rod of the connecting wire harness of the embodiment of the utility model adopts the coaxial cable and the power wire, the corresponding connector adopts the composite connector, the coaxial signal transmission connector and the power connector, and in addition, the composite connector is internally provided with the first coaxial signal terminal and the first power supply terminal; and the inside coaxial signal terminal of second that is equipped with of coaxial signal transmission connector, and the inside second power supply terminal that is equipped with of power connector, will the utility model discloses when connecting harness applied to on-vehicle camera, through coaxial cable and power cord respectively, can realize that on-vehicle power supply is connected to the power supply of on-vehicle camera and the two-way data communication between on-vehicle camera and the camera controller to single composite connector can dock with on-vehicle camera, need not additionally to increase the connector that docks mutually on the on-vehicle camera, can not increase the waterproof seal cost of on-vehicle camera.
In addition, the vehicle-mounted camera of the embodiment of the invention integrates the coaxial signal transmission port and the power transmission port into an integrated connector, and is uniformly butted with the composite connector at one end of an external connecting wire harness through the integrated connector, when the butt joint is realized, the coaxial signal transmission port and the power transmission port are respectively butted with the first coaxial signal terminal and the first power supply terminal in the composite connector, and the coaxial signal connector and the power supply connector at the other end of the connecting wire harness are respectively connected to the camera controller and the vehicle-mounted power supply, so that the power supply for the vehicle-mounted camera by using the external vehicle-mounted power supply is realized, and the bidirectional data transmission between the vehicle-mounted camera and the camera controller is also realized, including that the vehicle-mounted camera transmits a target video signal to the camera controller and receives an enabling signal sent by the camera controller, the enabling signal enables the voltage conversion module to stop voltage conversion and power supply, so that the image acquisition and processing module stops working, and the image acquisition and processing module generates a shutdown signal when stopping working and sends the shutdown signal to the driving unit of the LED light supplement module to finally enable the driving unit to stop working correspondingly, so that the power-on and power-off control of the vehicle-mounted camera by the camera controller is realized, and the power consumption of the vehicle-mounted power supply can be effectively reduced; moreover, the vehicle-mounted camera only needs to be in butt joint with the outside through one integrated connector, and the sealing and waterproof cost of the vehicle-mounted camera cannot be additionally increased.
Drawings
Fig. 1 is the structural schematic block diagram of the connection harness according to an optional embodiment of the present invention, connected to the vehicle-mounted camera and the camera controller.
Fig. 2 is a schematic diagram of a physical structure of an optional embodiment of the connection harness of the present invention.
Fig. 3 is a schematic cross-sectional view of one side of a composite connector according to an alternative embodiment of the present invention.
Fig. 4 is a schematic block diagram of a structure in which the connection harness of the present invention is connected to the vehicle-mounted camera and the camera controller according to yet another alternative embodiment.
Detailed Description
The present application will now be described in further detail with reference to the accompanying drawings and specific examples. It should be understood that the following illustrative embodiments and description are only for explaining the present invention, and are not to be construed as limiting the present invention, and that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
As shown in fig. 1, an alternative embodiment of the present invention provides a connection harness 1, including a wire 10 and connectors 12 assembled to opposite ends of the wire 10, the wire 10 includes a coaxial cable 101 and a power line 103 arranged side by side, the connector 12 includes a composite connector 121 arranged at one end of the wire 10 and a coaxial signal transmission connector 123 and a power connector 125 arranged at the other end of the wire 10, the composite connector 121 is provided therein with a first coaxial signal terminal 121a connected to one end of the coaxial cable 101 and a first power supply terminal 121b connected to one end of the power line 103, a second coaxial signal terminal 123a connected to the other end of the coaxial cable 101 is provided inside the coaxial signal transmission connector 123, a second power supply terminal 125a connected to the other end of the power supply line 103 is provided inside the power supply connector 125.
The wire 10 of the connection harness 1 according to the embodiment of the present invention employs the coaxial cable 101 and the power line 103, the corresponding connector 12 employs the composite connector 121, the coaxial signal transmission connector 123 and the power supply connector 125, and the composite connector 121 is internally provided with the first coaxial signal terminal 121a and the first power supply terminal 121 b; and coaxial signal transmission connector 123 is inside to be equipped with second coaxial signal terminal 123a, and power connector 125 is inside to be equipped with second power supply terminal 125a, will the utility model discloses when connecting harness 1 is used to on-vehicle camera 3, respectively through coaxial cable 101 and power cord 103, can realize that on-vehicle power supply 5 is connected to the power supply of on-vehicle camera 3 and the two-way data communication between on-vehicle camera 3 and the camera controller 7 to single composite connector 121 can dock with on-vehicle camera 3, need not additionally to increase the connector of last butt joint of on-vehicle camera 3, can not increase the waterproof cost of sealing of on-vehicle camera 3.
In an alternative embodiment of the present invention, as shown in fig. 2, the wire 10 further includes an insulating sheath 105 covering the coaxial cable 101 and the power line 103. In this embodiment, the insulating sheath 105 is further provided, so that the internal coaxial cable 101 and the power line 103 can be effectively protected.
In an optional embodiment of the present invention, as shown in fig. 1 to 4, the coaxial cable 101 includes a signal distribution line 101a and a ground distribution line 101b, the first coaxial signal terminal 121a and the second coaxial signal terminal 123a are respectively connected to two ends of the signal distribution line 101a, the composite connector 121 is further provided with a first ground terminal 121c connected to one end of the ground distribution line 101b, and the coaxial signal transmission connector 123 is further provided with a second ground terminal 123b connected to the other end of the ground distribution line 101 b. In this embodiment, by providing the first ground terminal 121c and the second ground terminal 123b, when the connection harness 1 is connected to the vehicle-mounted camera 3, the vehicle-mounted camera 1 can be grounded.
On the other hand, as shown in fig. 1 and 4, the embodiment of the present invention provides an on-vehicle camera 3, including: the image acquisition and processing module 30 is used for acquiring video images of the surrounding environment of the motor vehicle and converting the video images into target video data;
a power transmission port 31 connected to an external vehicle-mounted power supply 5 to obtain an initial voltage input by the vehicle-mounted power supply 5;
a coaxial signal transmission port 32 connected to the image acquisition and processing module 30 and connected to an external camera controller 7 to establish bidirectional data communication with the camera controller 7;
a voltage conversion module 33, respectively connected to the image acquisition and processing module 30, the power transmission port 31 and the coaxial signal transmission port 32, for converting the initial voltage transferred from the power transmission port 31 into a predetermined working voltage, then supplying power to the image acquisition and processing module 30, and stopping voltage conversion and power supply when receiving an enable signal sent by the camera controller 7 and transferred from the coaxial signal transmission port 32; and
the LED light supplement module 34 includes an LED light supplement lamp 341 and a driving unit 343 connected to the LED light supplement lamp 341 and the power transmission port 31 to drive the LED light supplement lamp 341 to emit light by using a power supply voltage input by the vehicle-mounted power supply 5;
the vehicle-mounted camera 3 further comprises an integrated connector 35, the integrated connector 35 comprises the power transmission port 31 and the coaxial signal transmission port 32, the integrated connector 35 is respectively connected with the vehicle-mounted power supply 5 and the camera controller 7 through the connecting harness 1 as described above, the integrated connector 35 is butted with the composite connector 121 of the connecting harness 1, the power transmission port 31 is butted with the first power supply terminal 121b, and the coaxial signal transmission port 32 is butted with the first coaxial signal terminal 121 a;
the image collecting and processing module 30 is further connected to the driving unit 343, and the image collecting and processing module 30 further outputs a shutdown signal to the driving unit 343 when the voltage conversion module 33 stops voltage conversion and power supply, so that the driving unit 343 stops working correspondingly.
The vehicle-mounted camera 3 of the embodiment of the present invention integrates the coaxial signal transmission port 32 and the power transmission port 31 into an integrated connector 35, and is uniformly connected to the composite connector 121 at one end of the external connection harness 1 through the integrated connector 35, when the connection is realized, the coaxial signal transmission port 32 and the power transmission port 31 are respectively connected to the first coaxial signal terminal 121a and the first power supply terminal 121b of the composite connector 121, and the coaxial signal connector 123 and the power supply connector 125 at the other end of the connection harness 1 are respectively connected to the camera controller 7 and the vehicle-mounted power supply 5, so as to not only realize the power supply of the vehicle-mounted camera 3 by using the external vehicle-mounted power supply 5, but also realize the bidirectional data transmission between the vehicle-mounted camera 3 and the camera controller 7, including that the vehicle-mounted camera 3 transmits the target video signal to the camera controller 7 and the vehicle-mounted camera 1 receives the enable signal transmitted from the camera controller 7, the enabling signal enables the voltage conversion module 33 to stop voltage conversion and power supply, so that the image acquisition and processing module 30 stops working, and the image acquisition and processing module 30 generates a shutdown signal when stopping working and sends the shutdown signal to the driving unit 343 of the LED light supplement module 34, so that the driving unit 343 finally stops working correspondingly, thereby realizing the on-off control of the vehicle-mounted camera 3 by the camera controller 7, and effectively reducing the power consumption of the vehicle-mounted power supply 5; moreover, the vehicle-mounted camera 3 is only needed to be docked with the outside through one integrated connector 35, and the sealing and waterproof cost of the vehicle-mounted camera 3 is not additionally increased.
In specific implementation, the vehicle-mounted power supply 5 may be a vehicle-mounted battery of a motor vehicle, and may also be an ignition switch power supply (IGN) of the motor vehicle; in addition, the second coaxial signal terminal 123a of the connection harness 1 is connected to the camera controller 7; the second power supply terminal 125a of the connection harness 1 is butted against the vehicle-mounted power supply 5.
In an optional embodiment of the present invention, the integrated connector 35 further includes a ground port 37 connected to the ground circuit 36 inside the vehicle-mounted camera 3; the coaxial cable 101 of the connection harness 1 includes a signal distribution line 101a and a ground distribution line 101b, the first coaxial signal terminal 121a and the second coaxial signal terminal 123a are respectively connected to two ends of the signal distribution line 101a, a first ground terminal 121c connected to one end of the ground distribution line 101b is further provided inside the composite connector 121, and a second ground terminal 123b connected to the other end of the ground distribution line 101b is correspondingly provided inside the coaxial signal transmission connector 123. In this embodiment, by providing the ground port 37, when the connection harness 1 is connected to the vehicle-mounted camera 3, the ground port 37 is butted against the first ground terminal 121c, and the vehicle-mounted camera 1 can be grounded.
In an optional embodiment of the present invention, the image collecting and processing module 30 includes:
the image sensor 301 is respectively connected with the voltage conversion module 33 and the driving unit 343, and is configured to collect a video image of the surrounding environment of the motor vehicle under the power supply of the voltage conversion module 33, convert the video image into original video data, and output the shutdown signal when the motor vehicle stops working; and
and a serializer 303, respectively connected to the voltage conversion module 33, the image sensor 301 and the coaxial signal transmission port 32, and configured to perform serialization processing on the original video data under power supply of the voltage conversion module 33 to generate the target video data.
In this embodiment, the image acquisition and processing module 30 employs the image sensor 301 and the serializer 303, the image acquisition is realized by the image sensor 301, and the serializer 303 realizes the serialization of the original video data, which is convenient for transmission and improves the data transmission efficiency. In specific implementation, it can be understood that the driving unit 343 of the LED light supplement module 34 may be connected to a brightness register of the image sensor 301, and when the image sensor 301 stops operating, a parameter value of the corresponding brightness register is zero, and at this time, the driving unit 343 stops operating.
In an optional embodiment of the present invention, the coaxial signal transmission port 32 is connected to the serializer 303 through the capacitor C and to the voltage conversion module 33 through the resistor R, respectively. In this embodiment, the coaxial signal transmission ports 32 are respectively connected to the serializer 303 and the voltage conversion module 33 through a capacitor C and a resistor R, and in specific implementation, the enabling signal is a dc signal (for example, 8V or 12V), and the target video signal and the enabling signal are effectively separated by using the characteristics of the resistor R that the dc current flows through and the ac current flows through and the resistor C that the dc current flows through.
The embodiments of the present invention have been described with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the scope of the present invention, and these forms are all within the protection scope of the present invention.
Claims (7)
1. The utility model provides a connecting harness, includes the wire rod and assemble respectively in the connector at the relative both ends of wire rod, its characterized in that, the wire rod is including coaxial cable and the power cord that sets up side by side, the connector including set up in the composite connection ware of wire rod one end and set up in coaxial signal transmission connector and the power connector of the wire rod other end, composite connection ware inside be equipped with the first coaxial signal terminal that coaxial cable's one end links to each other and with the first power supply terminal that the one end of power cord links to each other, coaxial signal transmission connector inside be equipped with the coaxial signal terminal of the second that coaxial cable's the other end links to each other, power connector inside be equipped with the second power supply terminal that the other end of power cord links to each other.
2. The connecting harness of claim 1 wherein said wire further comprises an insulating sheath surrounding both said coaxial cable and said power conductor.
3. The connection harness according to claim 1 or 2, wherein the coaxial cable includes a signal branch and a ground branch, the first coaxial signal terminal and the second coaxial signal terminal are connected to both ends of the signal branch, the composite connector is further provided therein with a first ground terminal connected to one end of the ground branch, and the coaxial signal transmission connector is further provided therein with a second ground terminal correspondingly connected to the other end of the ground branch.
4. An in-vehicle camera, comprising:
the image acquisition and processing module is used for acquiring video images of the surrounding environment of the motor vehicle and converting the video images into target video data;
the power transmission port is connected with an external vehicle-mounted power supply to obtain an initial voltage input by the vehicle-mounted power supply;
the coaxial signal transmission port is connected with the image acquisition and processing module and is connected with an external camera controller to establish bidirectional data communication with the camera controller;
the voltage conversion module is respectively connected with the image acquisition and processing module, the power transmission port and the coaxial signal transmission port and is used for converting the initial voltage transferred from the power transmission port into a preset working voltage, supplying power to the image acquisition and processing module and stopping voltage conversion and power supply when receiving an enabling signal which is sent by the camera controller and transferred from the coaxial signal transmission port; and
the LED light supplement module comprises an LED light supplement lamp and a driving unit which is connected with the LED light supplement lamp and the power transmission port and is used for driving the LED light supplement lamp to emit light by adopting power supply voltage input by a vehicle-mounted power supply;
the vehicle-mounted camera is characterized by further comprising an integrated connector, wherein the integrated connector comprises the power supply transmission port and the coaxial signal transmission port, the integrated connector is connected with the vehicle-mounted power supply and the camera controller respectively through the connecting wire harness according to claim 1 or 2, the integrated connector is in butt joint with a composite connector of the connecting wire harness, the power supply transmission port is in butt joint with the first power supply terminal, and the coaxial signal transmission port is in butt joint with the first coaxial signal terminal;
the image acquisition and processing module is also connected with the driving unit, and outputs a turn-off signal to the driving unit when the voltage conversion module stops voltage conversion and power supply so as to enable the driving unit to correspondingly stop working.
5. The vehicle camera of claim 4, wherein the integrated connector further comprises a ground port connected to an internal ground circuit of the vehicle camera; the coaxial cable of the connecting wire harness comprises a signal branching line and a grounding branching line, the first coaxial signal terminal and the second coaxial signal terminal are respectively connected to two ends of the signal branching line, the composite connector is internally provided with a first grounding terminal connected with one end of the grounding branching line, and the coaxial signal transmission connector is internally provided with a second grounding terminal correspondingly connected with one end of the grounding branching line.
6. The vehicular camera according to claim 4, wherein said image acquisition and processing module comprises:
the image sensor is respectively connected with the voltage conversion module and the driving unit and used for acquiring video images of the surrounding environment of the motor vehicle under the power supply of the voltage conversion module, converting the video images into original video data and outputting the turn-off signal when the motor vehicle stops working; and
and the serializer is respectively connected with the voltage conversion module, the image sensor and the coaxial signal transmission port and is used for performing serialization processing on the original video data under the power supply of the voltage conversion module to generate the target video data.
7. The vehicular camera according to claim 6, wherein the coaxial signal transmission port is connected to the serializer through a capacitor C and to the voltage conversion module through a resistor R, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220130226.3U CN217334608U (en) | 2022-01-18 | 2022-01-18 | Connecting wire harness and vehicle-mounted camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220130226.3U CN217334608U (en) | 2022-01-18 | 2022-01-18 | Connecting wire harness and vehicle-mounted camera |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217334608U true CN217334608U (en) | 2022-08-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220130226.3U Active CN217334608U (en) | 2022-01-18 | 2022-01-18 | Connecting wire harness and vehicle-mounted camera |
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| CN (1) | CN217334608U (en) |
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2022
- 2022-01-18 CN CN202220130226.3U patent/CN217334608U/en active Active
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