CN214044132U - Automobile wire harness with waterproof structure - Google Patents

Abstract

The utility model discloses an automobile wiring harness with waterproof construction, including female pencil and sub-pencil, the fixed plug pin that is provided with of one end of sub-pencil, sub-pencil has the seal cover with the one end veneer at plug pin place, the outer wall sliding connection of seal cover has waterproof cover, the both sides veneer of waterproof cover all has the movable block, two threaded holes are all seted up to the movable block, the seal cover is far away from the one end of ion pencil and is served both sides and all fixedly and be provided with the fixture block, two first recess has all been seted up to one side that deviates from to the fixture block, female pencil is provided with binding post with the fixed of the corresponding one end of sub-pencil, the spliced eye has been seted up to binding post inside. The utility model discloses can carry out obvious promotion car wiring harness's water-proof effects, it makes the parts ageing to avoid intaking in the device, reduces the life of device to can make the dismouting of being convenient for of sub-pencil and generating line bundle, the staff of being convenient for inspects and maintains.

Description

Automobile wire harness with waterproof structure

Technical Field

The utility model relates to a car wiring harness technical field especially relates to a car wiring harness with waterproof construction.

Background

The network main body of the automobile circuit is an automobile wire harness, and the automobile circuit does not exist even if the wire harness does not exist, wherein the wire harness refers to a component which is formed by bundling wire harnesses to form a connecting circuit, wherein after a contact terminal punched by a copper material is in pressure connection with a wire cable, an insulator is subjected to plastic compression on the outside, or a metal shell is added on the outside.

But present pencil is connected and is directly mated pair by two binding post and connect, and the butt joint holding power is less, receives external force to appear becoming flexible easily and break away from the phenomenon to present pencil leakproofness itself is not good, therefore binding post department water-proof effects is poor, in case contact water, light then causes the work that the short circuit influences some circuit components and parts, then seriously causes the electric shock accident, based on this, this practical design has waterproof construction's car pencil.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the car pencil that has waterproof construction who proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an automobile wire harness with waterproof construction, includes female pencil and sub-pencil, the fixed plug needle that is provided with of one end of sub-pencil, sub-pencil has the seal cover with the one end veneer at plug needle place, the outer wall sliding connection of seal cover has waterproof cover, waterproof cover's both sides veneer all has the movable block, two the threaded hole is all seted up to the movable block, the one end upper and lower both sides of ion pencil are all fixed and are provided with the fixture block far away to the seal cover, two first recess has all been seted up to one side that the fixture block deviates from.

Preferably, a wiring terminal is fixedly arranged at one end of the bus bar corresponding to the sub-bar, an insertion hole is formed in the wiring terminal, the size of the insertion pin is matched with that of the insertion hole, the outer diameter of the bus bar is larger than that of the wiring terminal, a third groove and a second groove are sequentially formed in the bus bar in the direction close to the sub-bar, the radial size of the second groove is larger than that of the third groove, and the opening end of the second groove is communicated with the second groove.

Preferably, two cavities are formed in the bus bar, a slide bar is arranged in each cavity, one end of each slide bar is communicated with a third groove, the other end of each slide bar extends to the outside of the bus bar, a limiting block is welded at a position, away from the third groove, of each slide bar, a spring is sleeved on each slide bar, one end of each spring is abutted against the corresponding limiting block, the other end of each spring is abutted against the bottom wall, close to the third groove, of each cavity, fixed blocks are welded at positions, corresponding to the two moving blocks, of the bus bar, threaded rods are connected into the fixed blocks in a threaded manner, and handles are welded at one ends, away from the wiring terminals, of the threaded rods.

Preferably, the sum of the transverse dimension of the second recess and the transverse dimension of the terminal is equal to the transverse dimension of the sealing sleeve.

Preferably, the size of the threaded hole is matched with that of the threaded rod in a clearance fit mode, the size of the fixture block is matched with that of the third groove, and the transverse size of the first groove is matched with that of the sliding rod.

Preferably, the end of the sliding rod, which is located outside the busbar bundle, is of a trapezoidal structure, and an arc-shaped chamfer is arranged at one end, which is close to the fixing block, of the waterproof sleeve.

Compared with the prior art, the utility model has the advantages of:

1. through setting up waterproof cover, the seal cover, first recess, the second recess is in third recess isotructure, insert the third recess through the fixture block with in the pencil, meanwhile, promote waterproof cover, the messenger carries out the extrusion to the slide bar and makes the slide bar fix the pencil to the pencil, and because the second recess stretches into to the pencil is inside, it does not have the gap to have guaranteed binding post part, make the sealing performance of device better, make waterproof performance superior, make the device be difficult for damping and destroy.

2. Through setting up movable block, threaded rod, handle isotructure, when the grafting needle inserted the spliced eye in, carry out the rotation to the threaded rod through the handle for the threaded rod drives the movable block and removes, makes the chucking effect of device better, makes the device stable, and because the effect of waterproof cover, makes to increase one deck waterproof protection again, makes the water-proof effects of device better.

3. Through setting up threaded rod, slide bar, movable block, fixture block isotructure, when needs demolish the device, only need rotate the threaded rod and make the movable block break away from the contact with the threaded rod, can make the device dismantle successfully with movable block and waterproof cover, consequently the staff of being convenient for inspects and maintains.

Drawings

Fig. 1 is a schematic structural diagram of an automobile wire harness with a waterproof structure provided by the present invention;

fig. 2 is an enlarged schematic view of a portion a in a structural schematic view of an automotive wire harness having a waterproof structure according to the present invention;

fig. 3 is a side view of a neutron pencil in an automobile pencil with a waterproof structure provided by the utility model.

In the figure: the wire harness comprises a main wire harness 1, a sub wire harness 2, an inserting needle 3, a sealing sleeve 4, a waterproof sleeve 5, a moving block 6, a threaded hole 7, a clamping block 8, a first groove 9, a wiring terminal 10, an inserting hole 11, a second groove 12, a third groove 13, a chamber 14, a sliding rod 15, a limiting block 16, a spring 17, a fixing block 18, a threaded rod 19 and a handle 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, an automobile wire harness with a waterproof structure comprises a parent wire harness 1 and a child wire harness 2, wherein one end of the child wire harness 2 is fixedly provided with an insertion pin 3, the same end of the child wire harness 2 where the insertion pin 3 is located is glued with a sealing sleeve 4, the outer wall of the sealing sleeve 4 is connected with a waterproof sleeve 5 in a sliding mode, two sides of the waterproof sleeve 5 are glued with movable blocks 6, the two movable blocks 6 are provided with threaded holes 7, the upper side and the lower side of one end, far away from the child wire harness 2, of the sealing sleeve 4 are fixedly provided with clamping blocks 8, first grooves 9 are formed in the two clamping blocks 8 towards the deviated side, the combination of the parent wire harness 1 and the child wire harness 2 is completed by clamping the clamping blocks 8 into the first grooves 9, the waterproof effect is achieved by utilizing the waterproof sleeve 5, on the one hand, the extrusion of a sliding rod 15 can be achieved, the sliding rod 15 is clamped into the first groove 9, and the positioning of the child wire harness 2 is achieved.

The corresponding one end of female pencil 1 and sub-pencil 2 is fixed and is provided with binding post 10, binding post 10 has seted up plug hole 11 inside, the size of dimension of grafting needle 3 cooperatees with the size of dimension of plug hole 11, make in the middle of plug pin 3 can insert plug hole 11, the external diameter of female pencil 1 is greater than binding post 10's external diameter, female pencil 1 has seted up third recess 13 and second recess 12 in proper order on being close to the direction of sub-pencil 2, the radial dimension of second recess 12 is greater than the radial dimension of third recess 13, second recess 12 open end and second recess 12 intercommunication, second recess 12 is used for cooperating with the part of seal cover 4, third recess 13 is used for cooperating with fixture block 8.

Two cavities 14 are formed in the bus bar 1, sliding rods 15 are arranged in the two cavities 14, one end of each sliding rod 15 is communicated with the corresponding third groove 13, the other end of each sliding rod 15 extends to the outside of the bus bar 1, limiting blocks 16 are welded at positions, far away from the corresponding third grooves 13, of the corresponding sliding rods 15, springs 17 are sleeved on the sliding rods 15, one ends of the springs 17 abut against the limiting blocks 16, the other ends of the springs 17 abut against the bottom wall, close to the corresponding third grooves 13, of the cavities 14, fixing blocks 18 are welded at positions, corresponding to the two moving blocks 6, of the bus bar 1, threaded rods 19 are connected with the fixing blocks 18 in an internal thread mode, handles 20 are welded at one ends, far away from the wiring terminals 10, of the threaded rods 19 are rotated by rotating the handles 20 to drive the moving blocks 6 to move, so that the sub-line bundles 2 are continuously close to the bus bar 1 to clamp and seal the effect again, and the waterproof sleeve 5 can play another role of sealing and water proofing, prevent the machine parts in the device from being affected with damp, and prolong the service life of the device.

The sum of the transverse dimension of the second groove 12 and the transverse dimension of the wiring terminal 10 is equal to the transverse dimension of the sealing sleeve 4, the dimension of the threaded hole 7 is matched with the dimension of the threaded rod 19 in a clearance fit mode, the dimension of the clamping block 8 is matched with the dimension of the third groove 13, the transverse dimension of the first groove 9 is larger than the transverse dimension of the sliding rod 15, one end, located outside the bus bar 1, of the sliding rod 15 is of a trapezoidal structure, one end, close to the fixing block 18, of the waterproof sleeve 5 is provided with an arc-shaped chamfer, the waterproof sleeve 5 is enabled to extrude the sliding rod 15 conveniently, the sliding rod 15 enters the first clamping groove 9, and the combination of the sub-bus bar 2 and the bus bar 1 is completed.

In the utility model, when the combination of the sub-harness 2 and the bus harness 1 is needed, the fixture block 8 is only needed to be aligned to the first groove 9 and pushed to the bus harness 1, when the fixture block 8 enters the third groove 13, the moving block 6 is pushed to move towards the bus harness 1, the waterproof sleeve 5 extrudes the sliding rod 15 in the moving process, at the same time, the sliding rod 15 is extruded and pressed into the first groove 9 to complete the connection of the sub-harness 2 and the bus harness 1, and the part of the sealing sleeve 4 enters the second groove 12, so that the waterproof effect is good, when the sub-harness 2 is combined with the bus harness 1, the handle 20 is rotated to drive the threaded rod 19 to rotate, so that the moving block 6 moves towards the direction close to the fixed block 18 to clamp the sub-harness 2 and the bus harness 1, so that the sub-harness 2 is combined with the bus harness 1 more tightly, and because the waterproof cover 5 is used, the waterproof performance of the device is excellent, and the device is prevented from being aged due to moisture in the device, so that the service life of the device is prevented from being influenced.

When the disassembly inspection and maintenance are needed, only the handle 20 needs to be rotated, the threaded rod 19 is rotated, the moving block 6 is separated from the contact with the threaded rod 19, the waterproof sleeve 5 and the moving block 6 are pushed to move in the direction far away from the bus bar 1, the waterproof sleeve 5 is separated from the contact with the sliding rod 15 at the moment, the sliding rod 15 is separated from the first groove 9 under the action of the spring 17, the separation of the bus bar 2 and the bus bar 1 is completed, and the maintenance and the inspection are convenient for workers.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The automobile wire harness with the waterproof structure comprises a main wire harness (1) and a sub wire harness (2), and is characterized in that an inserting needle (3) is fixedly arranged at one end of the sub wire harness (2), a sealing sleeve (4) is glued at the same end where the sub wire harness (2) and the inserting needle (3) are located, a waterproof sleeve (5) is connected to the outer wall of the sealing sleeve (4) in a sliding mode, moving blocks (6) are glued on the two sides of the waterproof sleeve (5), threaded holes (7) are formed in the two moving blocks (6), clamping blocks (8) are fixedly arranged on the upper side and the lower side of one end, far away from the ion wire harness (2), of the sealing sleeve (4), and first grooves (9) are formed in the two clamping blocks (8) towards one side of the deviation.

2. The automobile wire harness with the waterproof structure is characterized in that a wiring terminal (10) is fixedly arranged at one end of the main wire harness (1) corresponding to the sub-wire harness (2), an insertion hole (11) is formed in the wiring terminal (10), the size of the insertion pin (3) is matched with the size of the insertion hole (11), the outer diameter of the main wire harness (1) is larger than that of the wiring terminal (10), a third groove (13) and a second groove (12) are sequentially formed in the main wire harness (1) in the direction close to the sub-wire harness (2), the radial size of the second groove (12) is larger than that of the third groove (13), and the opening end of the second groove (12) is communicated with the second groove (12).

3. The automotive wire harness having a waterproof structure according to claim 1, two chambers (14) are arranged in the bus bar (1), sliding rods (15) are arranged in the two chambers (14), one end of the sliding rod (15) is communicated with the third groove (13), the other end extends to the outside of the bus bar (1), a limiting block (16) is welded at the position of the sliding rod (15) far away from the third groove (13), a spring (17) is sleeved on the sliding rod (15), one end of the spring (17) is propped against the limiting block (16), the other end of the spring (17) is propped against the bottom wall of the cavity (14) close to the third groove (13), the positions of the bus harness (1) corresponding to the two moving blocks (6) are welded with fixed blocks (18), fixed block (18) internal thread connection has threaded rod (19), the one end welding that binding post (10) was kept away from in threaded rod (19) has handle 20.

4. The automotive wire harness having a waterproof structure according to claim 2, wherein the sum of the transverse dimension of the second groove (12) and the transverse dimension of the terminal (10) is equal to the transverse dimension of the sealing boot (4).

5. The automotive wiring harness with a waterproof structure according to claim 3, characterized in that the threaded hole (7) is sized to fit the threaded rod (19) in a clearance fit, the latch (8) is sized to fit the third recess (13), and the first recess (9) has a lateral dimension greater than that of the slide rod (15).

6. The automotive wiring harness with a waterproof structure according to claim 3, wherein one end of the sliding rod (15) located outside the bus bar harness (1) is of a trapezoid structure, and one end of the waterproof sleeve (5) close to the fixing block (18) is provided with an arc-shaped chamfer.

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