Wire harness with protection structure for electric vehicle

Abstract

The utility model discloses an electric automobile wire harness with a protection structure, which comprises a fixed plate, the left side and the right side of the top surface of the fixed plate are respectively provided with a limiting groove, the inner cavity of each limiting groove is fixedly connected with a sliding rod, and the outer surface of each sliding rod is sequentially and fixedly sleeved with a reset spring and a sliding block from outside to inside. The number of the reset springs and the number of the sliding blocks are both two, and the outer sides of the reset springs are fixedly connected with the front side and the rear side of an inner cavity of the limiting groove correspondingly. Through cooperative use of the wire harness body, the rotating block, the sliding block, the limiting groove, the fixing plate, the rotating rod, the first rotating shaft, the sliding rod and the reset spring, the wire harness protection device has the advantage of being capable of protecting the wire harness, when the wire harness protection device is used, the wire harness body can be protected and prevented from being extruded or abraded, the situation that the wire harness is damaged and leaks electricity is avoided, and the service life of the wire harness is prolonged. The service life of the wire harness is prolonged, waste of material resources is avoided, and the wire harness is convenient for workers to use.

Description

Technical Field

[0001] The utility model relates to the technical field of electric vehicles, in particular to a wiring harness for electric vehicles with a protective structure. Background Art

[0002] The automotive wiring harness is the main network body of the automotive circuit. The contact terminals made of copper are crimped with wires and cables, and then plastic-pressed insulators or metal shells are added to form components that connect the circuits.

[0003] The utility model patent with the patent application publication number CN210191398U discloses a wiring harness for electric vehicles, including a wiring harness body and a wire clamp, the wiring harness body includes a core body and a foreskin, the side wall of the core body has a plurality of circles of moisture absorption protrusions, the inner wall of the foreskin has a plurality of circles of extrusion protrusions, in each circle of moisture absorption protrusions, there is an extrusion protrusion between two adjacent moisture absorption protrusions; the wire clamp includes a clamping part and an extrusion sheet, the clamping part includes a flexible part and an upper connecting piece and a lower connecting piece respectively connected to the flexible part, the upper connecting piece and the lower connecting piece are parallel to each other, the upper connecting piece has a plurality of upper clamping arcs arranged along its length direction, the lower connecting piece has a plurality of lower clamping arcs adapted to the upper clamping arcs, the waist of the upper end face of the upper connecting piece is provided with an insertion interface, and there are inserting openings on both sides of each lower clamping arc; the lower end of the extrusion sheet has an inserting sheet adapted to each inserting opening, the wiring harness body passes between the upper connecting piece and the lower connecting piece and is extruded and positioned by the extrusion sheet. This wiring harness for electric vehicles is convenient for installation and positioning, and convenient for connection and assembly.

[0004] However, the above device still has some shortcomings in actual use. The most obvious one is that it does not have a protective structure. The existing automotive wiring harness lacks a protective structure when in use. When the wiring harness is squeezed or worn for a long time, the surface of the wiring harness itself is prone to damage, which makes it easy to leak electricity, reducing the service life of the wiring harness, causing a waste of material resources, and inconvenient for staff to use.

[0005] Therefore, it is necessary to invent a wiring harness for electric vehicles with a protective structure to solve the above problems. Utility Model Content

[0006] The purpose of the utility model is to provide a wiring harness for electric vehicles with a protective structure, which has the advantage of protecting the wiring harness and solves the problem that the existing automobile wiring harness does not have a protective structure, so that the wiring harness is easily squeezed or worn after long-term use, thereby causing the wiring harness to be damaged and leak electricity, thereby shortening the service life of the wiring harness.

[0007] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a wiring harness for an electric vehicle with a protective structure, comprising a fixing plate, wherein limit grooves are provided on both sides of the top surface of the fixing plate, a sliding rod is fixedly connected to the inner cavity of the limit groove, a return spring and a sliding block are fixedly sleeved on the outer surface of the sliding rod from the outside to the inside, two return springs and two sliding blocks are provided, the outer side of the return spring is respectively fixedly connected to the front and rear sides of the inner cavity of the limit groove, the inner side of the return spring is fixedly connected to the outer side of the sliding block, a rotating block is fixedly connected to the top of the sliding block, a first rotating shaft is penetrated on the side away from the rotating block, a rotating rod is movably sleeved on the outer surface of the first rotating shaft, a second rotating shaft is penetrated on the side away from the rotating rod, a protective device is movably sleeved on the outer surface of the second rotating shaft, and a wiring harness body is penetrated on the left side of the protective device.

[0008] Preferably, a damper is fixedly connected to the bottom of the fixing plate, the number of the dampers is four and they are located at the four corners of the bottom of the fixing plate, and the bottom of the damper is fixedly connected to a connecting plate.

[0009] Preferably, a shock-absorbing spring is sleeved on the outer surface of the damper, the top of the shock-absorbing spring is fixedly connected to the bottom of the fixing plate, the bottom of the shock-absorbing spring is fixedly connected to the top of the connecting plate, and fixing screws are threaded through the left and right sides of the top of the connecting plate.

[0010] Preferably, the protective device includes a first clamping ring, the rear side of which is movably connected to a second clamping ring via a rotating shaft, a side of the first clamping ring away from the second clamping ring is fixedly connected to a limiting plate, the limiting plate is sleeved on the outer surface of the second rotating shaft, and the limiting plate and the surface on the left side of the rotating rod are penetrated by through holes used to cooperate with the second rotating shaft.

[0011] Preferably, a telescopic spring is fixedly connected to one side of the first clamping ring away from the inner cavity of the second clamping ring, the number of the telescopic springs is several, and a rubber ring is fixedly connected to one side corresponding to the telescopic spring.

[0012] Preferably, a limiting screw is provided on the front side of the first clamping ring, and limiting screw holes for cooperating with the limiting screw are provided through the tops of the front side surfaces of the first clamping ring and the second clamping ring.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] 1. The utility model has the advantage of protecting the wiring harness by using the wiring harness body, the rotating block, the slider, the limit groove, the fixing plate, the rotating rod, the first rotating shaft, the sliding rod and the reset spring in combination. When in use, the wiring harness body can be protected to prevent squeezing or wear, thereby avoiding damage and leakage of the wiring harness, extending the service life of the wiring harness, avoiding waste of material resources, and facilitating use by staff.

[0015] 2. The utility model has the advantages of stable shock absorption through the use of a connecting plate, a shock absorbing spring, a damper and a fixing screw. When in use, the device can be fixed to the car to prevent the wiring harness from falling off due to shaking when the car encounters a bumpy road. At the same time, the wiring harness is shock-absorbed, thereby improving the stability of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 This is a rear view of the structure of the utility model;

[0018] Figure 3 It is the right view of the protective device structure of the utility model.

[0019] In the figure: 1. wiring harness body; 2. rotating block; 3. slider; 4. limiting groove; 5. fixing plate; 6. second rotating shaft; 7. protective device; 701. first clamping ring; 702. limiting plate; 703. telescopic spring; 704. limiting screw; 705. second clamping ring; 706. rubber ring; 8. rotating rod; 9. first rotating shaft; 10. sliding rod; 11. reset spring; 12. connecting plate; 13. shock-absorbing spring; 14. damper; 15. fixing screw. DETAILED DESCRIPTION

[0020] See also Figure 1-Figure 3 A wiring harness for an electric vehicle with a protective structure comprises a fixing plate 5, and a limiting groove 4 is provided on both sides of the top surface of the fixing plate 5. A sliding rod 10 is fixedly connected to the inner cavity of the limiting groove 4. A reset spring 11 and a sliding block 3 are fixedly sleeved on the outer surface of the sliding rod 10 from the outside to the inside in sequence. The number of the reset spring 11 and the sliding block 3 are both two. The outer side of the reset spring 11 is fixedly connected to the front and rear sides of the inner cavity of the limiting groove 4 respectively, and the inner side of the reset spring 11 is fixedly connected to the outer side of the sliding block 3. A rotating block 2 is fixedly connected to the top of the sliding block 3. A first rotating shaft 9 is penetrated on the side away from the rotating block 2. A rotating rod 8 is movably sleeved on the outer surface of the first rotating shaft 9. A second rotating shaft 6 is penetrated on the side away from the rotating rod 8. A protective device 7 is movably sleeved on the outer surface of the second rotating shaft 6. A wiring harness body 1 is penetrated on the left side of the protective device 7.

[0021] The bottom of the fixed plate 5 is fixedly connected with a damper 14. There are four dampers 14 located at the four corners of the bottom of the fixed plate 5. The bottom of the damper 14 is fixedly connected with a connecting plate 12. The damper 14 can reduce vibration of the fixed plate 5, thereby improving the stability of the fixed plate 5.

[0022] A shock-absorbing spring 13 is sleeved on the outer surface of the damper 14. The top of the shock-absorbing spring 13 is fixedly connected to the bottom of the fixing plate 5. The bottom of the shock-absorbing spring 13 is fixedly connected to the top of the connecting plate 12. Fixing screws 15 are threaded through the left and right sides of the top of the connecting plate 12. The connecting plate 12 can be fixed to the car through the fixing screws 15, which improves the stability of the equipment.

[0023] The protective device 7 includes a first clamping ring 701, and the rear side of the first clamping ring 701 is movably connected to the second clamping ring 705 through a rotating shaft. The first clamping ring 701 is fixedly connected to a limiting plate 702 on the side away from the second clamping ring 705. The limiting plate 702 is sleeved on the outer surface of the second rotating shaft 6. The limiting plate 702 and the surface on the left side of the rotating rod 8 are penetrated by through holes used to cooperate with the second rotating shaft 6. Through the coordinated use of the first clamping ring 701 and the second clamping ring 705, the wiring harness body 1 can be clamped, thereby improving the safety of the wiring harness body 1.

[0024] A telescopic spring 703 is fixedly connected to the side of the first clamping ring 701 away from the inner cavity of the second clamping ring 705. There are several telescopic springs 703. A rubber ring 706 is fixedly connected to the side corresponding to the telescopic spring 703. The rubber ring 706 can protect the wiring harness body 1 to prevent the wiring harness body 1 from being broken due to clamping.

[0025] A limiting screw 704 is provided on the front side of the first clamping ring 701, and limiting screw holes for cooperating with the limiting screw 704 are provided through the tops of the front surfaces of the first clamping ring 701 and the second clamping ring 705. The first clamping ring 701 and the second clamping ring 705 can be fixed by the limiting screw 704, thereby improving the safety of the wiring harness body 1.

[0026] When in use, place the device in an appropriate position, fix the device to the car by fixing screws 15, take out the limiting screw 704, open the first clamping ring 701 and the second clamping ring 705, at this time, the limiting plate 702 moves outward, driving the top of the rotating rod 8 to move outward, and the bottom of the rotating rod 8 to move inward, so that the slider 3 moves inward, driving the reset spring 11 to stretch inward, and placing the wiring harness body 1 between the two rubber rings 706, closing the first clamping ring 701 and the second clamping ring 705, so that the outer wall of the wiring harness body 1 contacts the inner wall of the rubber ring 706, and the telescopic spring 703 contracts outward, and then the first clamping ring 701 and the second clamping ring 705 are fixed by the limiting screw 704. When the car travels to a bumpy section, the damper 14 and the shock-absorbing spring 13 are used to dampen the fixing plate 5, thereby preventing the wiring harness body 1 from falling off.

[0027] In summary: the electric vehicle wiring harness with a protective structure, through the use of a wiring harness body 1, a rotating block 2, a slider 3, a limiting groove 4, a fixing plate 5, a rotating rod 8, a first rotating shaft 9, a sliding rod 10 and a return spring 11, solves the problem that the existing automobile wiring harness does not have a protective structure, which makes the wiring harness easily squeezed or worn after long-term use, thereby causing the wiring harness to be damaged and leaking, shortening the service life of the wiring harness.

Claims

1. A wiring harness for an electric vehicle with a protective structure, comprising a fixing plate (5), characterized in that: The left and right sides of the top surface of the fixed plate (5) are provided with limiting grooves (4), the inner cavity of the limiting groove (4) is fixedly connected with a sliding rod (10), the outer surface of the sliding rod (10) is fixedly sleeved with a reset spring (11) and a sliding block (3) in sequence from the outside to the inside, the number of the reset spring (11) and the sliding block (3) is two, the outer side of the reset spring (11) is fixedly connected to the front and rear sides of the inner cavity of the limiting groove (4) respectively, the inner side of the reset spring (11) is fixedly connected to the outer side of the sliding block (3), the top of the sliding block (3) is fixedly connected with a rotating block (2), the side away from the rotating block (2) is penetrated by a first rotating shaft (9), the outer surface of the first rotating shaft (9) is movably sleeved with a rotating rod (8), the side away from the rotating rod (8) is penetrated by a second rotating shaft (6), the outer surface of the second rotating shaft (6) is movably sleeved with a protective device (7), and the left side of the protective device (7) is penetrated by a wiring harness body (1).

2. The wiring harness for electric vehicles with a protective structure according to claim 1, characterized in that: The bottom of the fixed plate (5) is fixedly connected to a damper (14), the number of the dampers (14) is four and they are located at the four corners of the bottom of the fixed plate (5), and the bottom of the damper (14) is fixedly connected to a connecting plate (12).

3. The wiring harness for electric vehicles with a protective structure according to claim 2, characterized in that: The outer surface of the damper (14) is sleeved with a shock absorbing spring (13), the top of the shock absorbing spring (13) is fixedly connected to the bottom of the fixing plate (5), the bottom of the shock absorbing spring (13) is fixedly connected to the top of the connecting plate (12), and the left and right sides of the top of the connecting plate (12) are threaded with fixing screws (15).

4. The wiring harness for electric vehicles with a protective structure according to claim 1, characterized in that: The protective device (7) comprises a first clamping ring (701), the rear side of which is movably connected to a second clamping ring (705) via a rotating shaft, a side of the first clamping ring (701) which is away from the second clamping ring (705) is fixedly connected to a limiting plate (702), the limiting plate (702) being sleeved on the outer surface of the second rotating shaft (6), and a through hole for cooperating with the second rotating shaft (6) is penetrated through the surface of the limiting plate (702) and the left side of the rotating rod (8).

5. The wiring harness for electric vehicles with a protective structure according to claim 4, characterized in that: A telescopic spring (703) is fixedly connected to the side of the first clamping ring (701) away from the inner cavity of the second clamping ring (705), the number of the telescopic springs (703) is multiple, and a rubber ring (706) is fixedly connected to the side corresponding to the telescopic spring (703).

6. The wiring harness for electric vehicles with a protective structure according to claim 4, characterized in that: A limiting screw (704) is arranged on the front side of the first clamping ring (701), and limiting screw holes for cooperating with the limiting screw (704) are provided through the tops of the front side surfaces of the first clamping ring (701) and the second clamping ring (705).

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