CN216016336U - Waterproof cable structure for electric vehicle - Google Patents
Waterproof cable structure for electric vehicle Download PDFInfo
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- CN216016336U CN216016336U CN202122481317.XU CN202122481317U CN216016336U CN 216016336 U CN216016336 U CN 216016336U CN 202122481317 U CN202122481317 U CN 202122481317U CN 216016336 U CN216016336 U CN 216016336U
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Abstract
The utility model relates to a waterproof cable structure for an electric vehicle, which comprises a main cable and an auxiliary cable which are mutually independent and in an integrated structure, wherein the main cable and the auxiliary cable both adopt a non-contact structure and are connected with an electric unit by adopting a connector and a non-contact, and the main cable and the auxiliary cable are connected with the position of a vertical pipe of the electric vehicle by connectors matched with the end parts of the main cable and the auxiliary cable respectively; the other end of the main cable is positioned below the electric vehicle seat barrel, and the end part of the main cable is electrically connected with the controller, the power supply and the corresponding power utilization unit; the other end of the auxiliary cable is positioned at the steering handle of the electric vehicle, and the end part of the auxiliary cable is electrically connected with the combination switch; thereby effectively reducing or even avoiding the branch crossing in the cable connection process of the electric vehicle, reliably improving various performances of the cable such as waterproofness, flexibility, safety, shielding property and the like in the use process, and helping to realize the standardization of the cable on the electric vehicle.
Description
Technical Field
The utility model belongs to the technical field of the electric motor car technique and specifically relates to a waterproof cable structure for electric motor car.
Background
The electric vehicle is easy to age the circuit components due to the fact that the electric vehicle is affected with damp, short circuit is easy to occur after the electric vehicle meets water, and spontaneous combustion of the vehicle can be caused seriously; in the prior art, the connection branches of the electric vehicle line are complex in crossing, so that the overall waterproofness and the use reliability of the line are difficult to guarantee, and potential safety hazards exist.
On the other hand, the main structure of the electric vehicle wire harness is composed of a conducting wire, a double-punching terminal, a nylon sheath, a PVC corrugated pipe, an insulating tape and the like, is seemingly simple, but the processing technology is very complex, and comprises the working procedures of wire cutting, peeling, terminal pressing, pipe penetrating, terminal inserting, sheath inserting, split charging, wiring, rubber coating, branch fixing, conduction inspection, appearance inspection, packaging and the like. The split charging, wiring, rubber coating and branch fixing are main working hours for occupying the production of the wire harness, the existing stamping terminal cannot be suitable for automatic production equipment due to the difference of models of the stamping terminal, the stamping terminal is operated manually, the qualification rate is low, the production cost is high, the product consistency cannot be guaranteed, and the split charging, rubber coating and branch fixing become bottlenecks for limiting the development of the wire harness industry.
SUMMERY OF THE UTILITY MODEL
The applicant provides a waterproof cable structure for an electric vehicle with a reasonable structure aiming at the defects in the prior art, thereby reliably improving various performances such as waterproofness and safety of the cable and assisting in realizing standardization of the cable on the electric vehicle.
The utility model discloses the technical scheme who adopts as follows:
a waterproof cable structure for an electric vehicle comprises a main cable and an auxiliary cable which are independent from each other and of an integrated structure, wherein the main cable and the auxiliary cable are of a main harness structure, and the main cable and the auxiliary cable are connected to the position of an electric vehicle vertical pipe through connectors matched with the ends of the main cable and the auxiliary cable; the other end of the main cable is positioned below the electric vehicle seat barrel, and the end part of the main cable is electrically connected with the controller, the power supply and the corresponding power utilization unit; the other end of the auxiliary cable is positioned at the electric vehicle steering handle, and the end part of the auxiliary cable is electrically connected with the combination switch.
As a further improvement of the above technical solution:
the main wire harness has the specific structure that: the cable harness comprises a cable harness body with an integral structure, wherein the cable harness body internally comprises a plurality of single-core cables which are parallel to each other along the length direction, and the plurality of single-core cables positioned at the end part of the cable harness body are combined to form a plurality of branch cables; the end part of the branch harness is connected with a connector, or the end part of the branch harness is continuously combined by single-core wires to form a branch end post connecting connector of the next stage.
The end part of the wire harness body which forms the branch wire harness is wound with an insulating tape, and the end part of the branch wire harness body which forms the next stage of branch wire harness or the joint of the branch wire harness body and the connector is wound with the same insulating tape.
The end parts of two or more single-core wires of the parallel circuits in the wire harness body are combined by jointly pressing and connecting double-punch terminals, and the pressing and connecting positions of the double-punch terminals are wound with insulating tapes.
The cable harness body is formed into an integral cable by an integral injection molding process, or is formed by spirally winding an insulating adhesive tape on a plurality of multi-core wires respectively comprising a plurality of single-core wires along the length direction.
The branching bundle is formed by a single multi-core wire containing a plurality of single-core wires or by spirally winding an insulating tape along the length direction together with the plurality of single-core wires.
The main cable is connected with the auxiliary cable through the plugging of the corresponding connector, and the auxiliary cable carries the instrument, the headlamp, the loudspeaker and the brake switch.
The utility model has the advantages as follows:
the utility model has compact and reasonable structure and convenient use, effectively reduces or even avoids branch intersection in the cable connection process on the existing electric vehicle through the distribution arrangement and the interconnection of the main cable and the auxiliary cable on the electric vehicle, reliably improves the overall waterproofness, the safety and other performances of the cable, is convenient to connect and install, effectively simplifies the cable processing and forming process, simplifies the installation and connection process, helps to realize the standardization of the cable on the electric vehicle, and improves the production efficiency of the cable;
the utility model discloses still include following advantage:
the main cable and the auxiliary cable are of an integrated structure respectively, and are not provided with spliced branch lines, so that the performances of water resistance, corrosion resistance, interference resistance, friction resistance and the like of the wire harness are effectively improved, and the safety of the wire harness is improved;
the auxiliary cable is connected with the main cable, and is also connected with the operating switch and part of electric appliances to form a circuit, so that part of electric appliances are separated from the main cable, thereby reducing the branch outgoing line of the main circuit, reducing the live load of the main cable and improving the circuit safety of the whole vehicle;
in the parallel circuit part, carry out double-line or multi-thread punching press through the mode of two towards terminal crimping, realized the no connection of refuting of pencil and connected, realized the contactless connection structure of pencil, the helping hand is in promoting waterproof and security performance.
Drawings
Fig. 1 is a schematic view of the connection between the main cable and the auxiliary cable of the present invention.
Fig. 2 is a schematic structural diagram of the main harness of the present invention.
Fig. 3 is a partially enlarged view of a portion a in fig. 2.
Fig. 4 is a schematic view of the dual-punching terminal of the present invention.
Wherein: 1. a harness body; 2. a single core wire; 3. an insulating tape; 4. splitting a wire bundle; 5. a connector assembly; 6. and (4) double-punching the terminal.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
As shown in fig. 1, the waterproof cable structure for an electric vehicle of the present embodiment includes a main cable and an auxiliary cable that are independent from each other and are of an integrated structure, the main cable and the auxiliary cable both adopt a main harness structure, and the main cable and the auxiliary cable are connected to a vertical pipe of the electric vehicle through connectors that are matched at respective ends; the other end of the main cable is positioned below the electric vehicle seat barrel, and the end part of the main cable is electrically connected with the controller, the power supply and the corresponding power utilization unit; the other end of the auxiliary cable is positioned at the steering handle of the electric vehicle, and the end part of the auxiliary cable is electrically connected with the combination switch.
The distribution of main and auxiliary cables on the electric vehicle is arranged and connected with each other, thereby effectively reducing or even avoiding the branch cross in the cable connection process on the existing electric vehicle, reliably improving the overall waterproofness, safety and other performances of the cable, and being convenient for installation by plugging and assisting in realizing standardized operation.
The main cable and the auxiliary cable are of an integrated structure respectively, and are not provided with jointed branch lines, so that the performances of water resistance, corrosion resistance, interference resistance, friction resistance and the like of the wire harness are effectively improved, and the safety of the wire harness is improved.
As shown in fig. 2 and 3, the main harness has a specific structure: the cable harness comprises a cable harness body 1 with an integral structure, wherein the cable harness body 1 internally comprises a plurality of single-core wires 2 which are parallel to each other along the length direction, and a plurality of branch cables 4 are formed by combining the single-core wires 2 positioned at the end part of the cable harness body 1; the end of the branch bundle 4 is connected with a connector 5, or the end of the branch bundle 4 is continuously combined by the single-core wires 2 to form the next branch bundle 4 and then connected with the connector 5.
The end part of the cable harness body 1 which forms the branch cable harness 4 is wound with the insulating adhesive tape 3, and the end part of the branch cable harness 4 which forms the next stage of the branch cable harness 4 or the joint part of the branch cable harness 4 and the connector 5 is wound with the same insulating adhesive tape 3.
As shown in fig. 4, the two or more single-core wires 2 connected in parallel with each other in the cable harness body 1 are combined by commonly crimping the double-stamped terminal 6, and the insulation tape 3 is wound at the crimping position of the double-stamped terminal 6; thereby when guaranteeing to connect the reliability, effectively reduce the quantity of inserting when being connected to connector 5 department, the model of the terminal of dashing when effectively unifying and connector 5 meets, the helping hand is in realizing automatic punching press terminal, provides production efficiency.
In the parallel circuit part, double-wire or multi-wire punching is carried out in a manner of pressing and connecting the double punching terminals 6, connection without connection of the wire harness is realized, a non-contact connection structure of the wire harness is realized, and the wire harness is assisted in improving waterproof and safety performance and reliably improving the reliability of circuit communication.
The cable harness body 1 is formed into an integral cable by an integral injection molding process, or is formed by spirally winding an insulating tape on a plurality of multi-core wires respectively including a plurality of single-core wires 2 along the length direction, or is formed by spirally winding the insulating tape on the single-core wires 2 and the multi-core wires.
The branching bundle 4 is formed by winding a single multi-core wire including a plurality of single-core wires 2, or by winding an insulating tape together with the plurality of single-core wires 2 in a spiral manner in the length direction, or by winding the insulating tape together with the single-core wires 2 and the multi-core wires.
The main cable is connected with the auxiliary cable through the plugging of the corresponding connector 5, and the auxiliary cable carries the instrument, the headlamp, the loudspeaker and the brake switch.
In this embodiment, one end of the main cable is provided with four connectors 5 through the branch harness 4, which are electrically connected to the burglar alarm, the rear tail lamp, the controller and the power line, respectively, and the other end of the main cable is provided with five connectors 5, two of which are connected to the sub-cable, and the other three of which are connected to the converter, the charging port and the electric door lock, respectively.
Because the number of the single-core wires 2 electrically connected with the main cable and the auxiliary cable is large, the single-core wires are divided into two branch cables 4 and are connected through two groups of connectors 5.
In the embodiment, one end of the auxiliary cable is connected with a right combination switch on a steering handle of the electric vehicle, the other end of the auxiliary cable is provided with seven connectors 5 through a branching beam 4, two of the seven connectors are connected with the main cable, and the other five connectors are respectively connected with a left handle switch, a brake switch, a headlamp, a loudspeaker and an instrument.
In this embodiment, the auxiliary cable is connected with the main cable, and is also connected with the operating switch and part of the electric appliances to form a circuit, so that part of the electric appliances are separated from the main cable, thereby reducing branch outgoing lines of the main circuit, reducing the live load of the main cable, and improving the circuit safety of the whole vehicle.
The utility model has the advantages of compact and reasonable structure, effectively simplified cable processing forming process, simplified the installation and inserted the technology of inserting, the helping hand is in the standardization that realizes the electric motor car on the cable, and the helping hand is in the production efficiency who promotes the electric motor car cable.
The above description is for the purpose of explanation and not limitation of the invention, which is defined in the claims, and any modifications may be made within the scope of the invention.
Claims (7)
1. The utility model provides a waterproof cable structure for electric motor car which characterized in that: the cable comprises a main cable and an auxiliary cable which are independent from each other and have an integrated structure, wherein the main cable and the auxiliary cable both adopt a main wiring harness structure, and the main cable and the auxiliary cable are connected to the position of a vertical pipe of the electric vehicle through connectors matched with the respective ends of the main cable and the auxiliary cable; the other end of the main cable is positioned below the electric vehicle seat barrel, and the end part of the main cable is electrically connected with the controller, the power supply and the corresponding power utilization unit; the other end of the auxiliary cable is positioned at the electric vehicle steering handle, and the end part of the auxiliary cable is electrically connected with the combination switch.
2. The waterproof cable structure for an electric vehicle according to claim 1, characterized in that: the main wire harness has the specific structure that: the cable harness comprises a cable harness body (1) with an integral structure, wherein the cable harness body (1) comprises a plurality of single-core wires (2) which are parallel to each other along the length direction, and the plurality of single-core wires (2) positioned at the end part of the cable harness body (1) are combined to form a plurality of branch cables (4); the end part of the branch harness (4) is connected with a connector (5), or the end part of the branch harness (4) is continuously combined by single-core wires (2) to form the next-stage branch harness (4) and then is connected with the connector (5).
3. The waterproof cable structure for an electric vehicle according to claim 2, characterized in that: the end part of the cable harness body (1) which is divided into the branch cables (4) is wound with the insulating adhesive tape (3), and the end part of the branch cable harness (4) which is divided into the next stage of branch cables (4) or the joint part of the branch cable harness body and the connector (5) is wound with the same insulating adhesive tape (3).
4. The waterproof cable structure for an electric vehicle according to claim 2, characterized in that: the end parts of two or more single-core wires (2) of the parallel circuit in the wire harness body (1) are combined by jointly pressing and connecting double-punching terminals (6), and insulating adhesive tapes (3) are wound at the pressing and connecting positions of the double-punching terminals (6).
5. The waterproof cable structure for an electric vehicle according to claim 2, characterized in that: the cable harness body (1) is formed into an integral cable by an integral injection molding process, or is formed by spirally winding insulating tapes on a plurality of multi-core wires respectively comprising a plurality of single-core wires (2) along the length direction.
6. The waterproof cable structure for an electric vehicle according to claim 2, characterized in that: the branching bundle (4) is formed by a single multi-core wire comprising a plurality of single-core wires (2) or by spirally winding an insulating adhesive tape on the plurality of single-core wires (2) along the length direction.
7. The waterproof cable structure for an electric vehicle according to claim 2, characterized in that: the main cable is connected with the auxiliary cable through the plugging of the corresponding connector (5), and the auxiliary cable carries the instrument, the headlamp, the loudspeaker and the brake switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122481317.XU CN216016336U (en) | 2021-10-14 | 2021-10-14 | Waterproof cable structure for electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122481317.XU CN216016336U (en) | 2021-10-14 | 2021-10-14 | Waterproof cable structure for electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216016336U true CN216016336U (en) | 2022-03-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122481317.XU Active CN216016336U (en) | 2021-10-14 | 2021-10-14 | Waterproof cable structure for electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216016336U (en) |
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2021
- 2021-10-14 CN CN202122481317.XU patent/CN216016336U/en active Active
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