CN117878655A - Liquid cooling product afterbody presss from both sides line structure and rifle that charges - Google Patents

Abstract

The invention provides a liquid cooling product tail wire clamping structure and a charging gun. The liquid cooling product tail wire clamping structure comprises a locking assembly and a waterproof assembly which are sleeved on the cable. The locking assembly further comprises clamping blocks arranged between the base and the first nut, clamping gaps are formed between any two adjacent isolating ribs, and the clamping blocks comprise clamping blocks arranged at positions corresponding to the clamping gaps. The clamping block inner surface sets up the clamp splice latch, the inner wall of first nut has first nut conical surface, the surface of clamp splice has the clamp splice conical surface, when first nut was screwed up, the clamp splice contracts to the centre, first nut conical surface is used for tightening up the clamp splice conical surface, the clamp splice latch is used for the interlock the cable. The waterproof assembly comprises a sealing ring, the sealing ring is arranged on the cable, the sealing ring is connected with the base in an interference fit manner, and better cable locking and waterproof effects are provided.

Description

Liquid cooling product afterbody presss from both sides line structure and rifle that charges

Technical Field

The invention relates to the technical field of charging guns, in particular to a tail wire clamping structure of a liquid cooling product and a charging gun.

Background

The charging gun is equipment for carrying out charging operation on the electric automobile and comprises a gun body, a gram head (also called as a cable fixing head) and a cable, wherein the gun body is connected with the cable, and the gram head is positioned at a locking position and used for locking the gun body and the cable; specifically, the glan head needs to pass through the cable and then be connected with the gun body in a threaded manner, and at the moment, the nut on the glan head is rotated to fix the cable.

In addition, the cable of the existing charging gun is generally provided with a liquid cooling pipe inside the cable due to the power problem; therefore, when the structure is adopted for locking, if the lock is too tight, the liquid cooling pipe is over-pressed, and if the lock is too loose, the lock is not tight, and the pulling-out force is insufficient.

That is, in the existing processing operation, when the gun body and the cable are connected in a locking mode by adopting the normal flange, the gun body and the cable have certain obstruction, and the pulling-out force is insufficient easily caused in the locking process, so that the locking effect is affected.

Accordingly, there is a need in the art for improvements.

Disclosure of Invention

In the prior art, the connection mode of the gun body and the cable wire ensures that certain obstruction is caused when locking operation is performed, and the pulling-out force is insufficient in the locking process easily, so that the locking effect is affected.

The invention provides a liquid cooling product tail wire clamping structure, which is characterized by comprising a locking assembly and a waterproof assembly which are sleeved on a cable, wherein the locking assembly comprises a base and a first nut which are sequentially arranged, the inner surface of the base is provided with a plurality of isolation ribs, the locking assembly further comprises clamping blocks arranged between the base and the first nut, clamping gaps are formed between any two adjacent isolation ribs, each clamping block comprises a clamping block arranged at the position corresponding to each clamping gap, clamping block clamping teeth are arranged on the inner surface of each clamping block, the inner wall of the first nut is provided with a first nut conical surface, and the outer surface of each clamping block is provided with a clamping block conical surface; when the first nut is screwed down, the clamping block is contracted towards the middle, the first nut conical surface is used for tightening the clamping block conical surface, and the clamping block clamping teeth are used for clamping the cable; the waterproof assembly comprises a sealing ring, the sealing ring is arranged on the cable, and the sealing ring is connected with the base in an interference fit manner.

In one implementation, the number of the clamping blocks and the spacer bars is four.

In one implementation, the base includes a first tool detent for spacing and positioning the base and the clamp block.

In one implementation, the waterproof assembly further comprises a pressing ring and a screw, the pressing ring is in butt joint with one end of the base away from the first nut, and the screw is used for fixedly connecting the pressing ring with the base.

In one implementation, the base further comprises a positioning rib arranged on one side far away from the first nut, the compression ring is provided with a through hole, the screw is provided with a threaded hole, and the positioning rib is used for corresponding the through hole to the threaded hole.

In one implementation, the base further includes a sealing groove disposed on a side away from the first nut, and the waterproof assembly further includes an O-ring disposed within the sealing groove.

In one implementation, the locking assembly further includes a second nut disposed on the base and disposed in abutment with the O-ring.

In one implementation, a third tool stop is provided on the second nut, the third tool stop being used to space and position the second nut and the base.

In a second aspect, the invention further provides a charging gun, which comprises the liquid cooling product tail wire clamping structure.

The beneficial effects are that: according to the liquid cooling product tail wire clamping structure and the charging gun, the clamping blocks consisting of the four clamping blocks are arranged, so that the liquid cooling pipe of the cable is prevented from being over-pressed in a four-side shrinkage mode, and meanwhile, the cable can be locked and is prevented from loosening; through setting up waterproof assembly has strengthened the waterproof effect between cable and the liquid cooling product afterbody clamp line structure to and the waterproof effect between the liquid cooling product afterbody clamp line structure and the electric pile that fills, provide one kind can lock the cable and realize waterproof effect.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a charging gun provided by the invention;

FIG. 2 is a schematic diagram of the tail wire clamping structure of the liquid cooling product;

FIG. 3 is a schematic cross-sectional view of the tail clip structure of the liquid cooled product of FIG. 1 in a locked position;

FIG. 4 is a schematic cross-sectional view of the tail clip structure of the liquid cooled product of FIG. 3 at another angle;

FIG. 5 is a schematic cross-sectional view of the internal structure of the tail clip structure of the liquid cooled product shown in FIG. 2;

FIG. 6 is a schematic diagram of the overall mechanism of the tail clip structure of the liquid cooled product shown in FIG. 2;

FIG. 7 is a schematic view of the overall mechanism of the liquid cooled product tail clip line structure of FIG. 2 at another angle;

FIG. 8 is a schematic view of the overall mechanism of the liquid cooled product tail clip line structure of FIG. 2 at another angle.

Wherein, 1, a cable; 10. charging piles; 11. a charging gun; 101. a liquid-cooled tube; 2. a base; 201. a first tool detent; 203. isolation ribs; 204. positioning ribs; 205. sealing grooves; 3. a first nut; 301. a first nut conical surface; 302. a thread; 303. a second tool clamping position; 4. clamping blocks; 401. conical surfaces of the clamping blocks; 402. clamping block clamping teeth; 5. a seal ring; 6. an O-shaped waterproof ring; 7. a second nut; 701. a third tool clamping position; 8. a compression ring; 9. and (5) a screw.

The achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.

As used herein, the singular forms "a", "an", "the" and "the" are intended to include the plural forms as well, unless expressly stated otherwise, as understood by those skilled in the art. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, units, modules, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, units, modules, components, and/or groups thereof. It will be understood that when an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements may also be present. Further, "connected" or "coupled" as used herein may include wirelessly connected or wirelessly coupled. The term "and/or" as used herein includes all or any element and all combination of one or more of the associated listed items.

It will be understood by those skilled in the art that all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs unless defined otherwise. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

Referring to fig. 1 in combination, fig. 1 is a schematic diagram of the overall structure of a charging gun according to the present invention. The invention provides a charging gun 11 which comprises a cable 1, a liquid cooling pipe arranged on the cable 1 and a liquid cooling product tail wire clamping structure. When in use, the charging gun 11 locks the cable 1 through the tail wire clamping structure of the liquid cooling product, and realizes connection with the charging pile 10.

Referring to fig. 2-8 in combination, fig. 2 is a schematic working diagram of a tail clip structure of a liquid cooling product according to the present invention, fig. 3 is a schematic cross-sectional structure diagram of the tail clip structure of the liquid cooling product shown in fig. 1 when the tail clip structure of the liquid cooling product is locked, fig. 4 is a schematic cross-sectional structure diagram of another angle of the tail clip structure of the liquid cooling product shown in fig. 3, fig. 5 is a schematic cross-sectional internal structure of the tail clip structure of the liquid cooling product shown in fig. 2, fig. 6 is a schematic overall structure of the tail clip structure of the liquid cooling product shown in fig. 2, fig. 7 is a schematic overall structure of another angle of the tail clip structure of the liquid cooling product shown in fig. 2, and fig. 8 is a schematic overall structure of another angle of the tail clip structure of the liquid cooling product shown in fig. 2.

The invention provides a liquid cooling product tail wire clamping structure which comprises a locking assembly and a waterproof assembly, wherein the locking assembly and the waterproof assembly are sleeved on a cable 1, the locking assembly comprises a base 2 and a first nut 3 which are sequentially arranged, a plurality of isolation ribs 203 are arranged on the inner surface of the base 2, the locking assembly further comprises a clamping block 4 arranged between the base 2 and the first nut 3, a clamping gap is formed between any two adjacent isolation ribs 203, the clamping block 4 comprises clamping blocks arranged at positions corresponding to the clamping gaps, clamping block clamping teeth 402 are arranged on the inner surface of the clamping block, a first nut conical surface 301 is arranged on the inner wall of the first nut 3, a clamping block conical surface 401 is arranged on the outer surface of the clamping block 4, when the first nut 3 is screwed down, the clamping block 4 contracts towards the middle, the first nut conical surface 301 is used for tightening the clamping block conical surface 401, the clamping block clamping teeth 402 are used for clamping the cable 1, the waterproof assembly comprises a sealing ring 5, the sealing ring 5 is arranged on the cable 1, and the sealing ring 5 is in interference fit connection with the base 2.

According to the liquid cooling product tail wire clamping structure, the clamping blocks 4 consisting of four clamping blocks are arranged, so that the liquid cooling pipe 101 of the cable 1 is prevented from being over-pressed in a four-side shrinkage mode, and meanwhile, the cable 1 can be locked and is prevented from loosening; through setting up waterproof subassembly has strengthened the waterproof effect between cable 1 and the liquid cooling product afterbody clamp line structure to and the waterproof effect between liquid cooling product afterbody clamp line structure and the electric pile 10 that fills.

Preferably, the number of the clamping blocks and the spacer ribs 203 is four, so that the clamping blocks and the spacer ribs can be uniformly contracted from four directions when the first nut (3) is screwed down, and the locking effect is better.

Further, the base 2 comprises a first tool holder 201, the first tool holder 201 being configured to space and position the base 2 and the clamping block 4. Specifically, the first nut 3 further includes threads 302 and a second tool detent 303, the second tool detent 303 being located at a distance from and locating the clamp block 4 and the first nut 3. The first tool clamping position 201 and the second tool clamping position 303 are arc-shaped structures on the outer surfaces, and when the liquid cooling product tail clamping line structure is installed, the clamping block 4 is clamped between the first tool clamping position 201 and the second tool clamping position 303 through a tool.

Further, the waterproof assembly further comprises a pressing ring 8 and a screw 9, the pressing ring 8 is in butt connection with one end of the base 2 away from the first nut 3, and the screw 9 is used for fixedly connecting the pressing ring 8 with the base 2. By locking the compression ring 8 by the screw 9, the sealing ring 5 can be in interference fit with the cable 1 and the base 2, so that a waterproof effect is achieved. In this embodiment, the base 2 further includes a positioning rib 204 disposed on a side far away from the first nut 3, the compression ring 8 is provided with a through hole (not shown), the screw 9 is provided with a threaded hole (not shown), and the positioning rib 204 is used for corresponding the through hole and the threaded hole. By providing the positioning ribs 204, a better locking of the press ring 8 is facilitated.

Further, the base 2 further comprises a sealing groove 205 arranged at one side far away from the first nut 3, and the waterproof assembly further comprises an O-shaped waterproof ring 6, wherein the O-shaped waterproof ring 6 is arranged in the sealing groove 205. The shape of the sealing groove 205 is adapted to the shape of the O-shaped waterproof ring 6, and is an annular groove. The locking assembly further comprises a second nut 7, wherein the second nut 7 is arranged on the base 2 and is in butt joint with the O-shaped waterproof ring 6. A third tool clamping position 701 is arranged on the second nut 7, and the third tool clamping position 701 is used for spacing and positioning the second nut 7 and the base 2.

When the liquid cooling product tail wire clamping structure is used, the first nut 3 and the base 2 are sleeved on the cable 1 in sequence, the position to be assembled is determined, the clamping block 4 is placed between the isolation ribs 203 of the base 2, and is clamped on the first tool clamping position 201 and the second tool clamping position 303 through clamping tools, so that the first nut 3 is screwed. During the screwing process, the first nut conical surface 301 moves downwards to tighten the clamping block conical surface 401 of the clamping block 4, so that four clamping blocks are tightened from four directions towards the middle, and the clamping block clamping teeth 402 are meshed with the cable 1, so that the cable 1 and the clamping block 4 are meshed.

After locking, the sealing ring 5 is sleeved on the cable 1, and the pressing ring 8 is locked by the screw 9, so that the sealing ring 5 is in interference fit with the cable 1 and the base 2, and a waterproof effect is achieved. In this process, the positioning ribs 204 are used to position, so that the alignment of the through hole of the compression ring and the threaded hole on the base can be ensured, the O-shaped waterproof ring 6 is placed in the sealing groove 205, and finally the assembled tail clamping structure of the liquid cooling product is penetrated into the charging pile 10, and the tail clamping structure of the liquid cooling product is locked by the second nut 7.

In general, the cable 1 is locked on the liquid cooling product tail wire clamping structure in advance through the four-piece clamping blocks 4 and the conical surface locking mode, the waterproof assembly is used for realizing the waterproof between the liquid cooling product tail wire clamping structure and the charging pile 10, the second nut 7 is used for locking the liquid cooling product tail wire clamping structure on the charging pile 10, the cable and the charging pile are effectively connected, and meanwhile, the waterproof purpose is achieved. Simple structure and good locking effect.

The foregoing description is only of the preferred embodiments of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes using the descriptions and drawings of the present invention or directly or indirectly applied to other related technical fields are included in the scope of the invention.

Claims (9)

1. The utility model provides a liquid cooling product afterbody presss from both sides line structure, its characterized in that includes lock assembly and the waterproof subassembly that the cover was established on cable (1), lock assembly includes base (2) and first nut (3) that set gradually, the internal surface of base (2) sets up a plurality of spacer bars (203), lock assembly still includes clamp splice (4) that set up between base (2) and first nut (3), be formed with the clamp splice clearance between two arbitrary adjacent spacer bars (203), clamp splice (4) include the clamp splice that corresponds each clamp splice clearance's position set up, clamp splice (4) are including setting up four clamp splices between adjacent spacer bars (203), clamp splice latch (402) are set up to clamp splice internal surface, the inner wall of first conical surface (3) have first nut (301), the surface of clamp splice (4) has clamp splice (401); when the first nut (3) is screwed down, the clamping block (4) is contracted towards the middle, the first nut conical surface (301) is used for tightening the clamping block conical surface (401), and the clamping block clamping teeth (402) are used for clamping the cable (1); the waterproof assembly comprises a sealing ring (5), wherein the sealing ring (5) is arranged on the cable (1), and the sealing ring (5) is connected with the base (2) in an interference fit manner.

2. The liquid cooled product tail clip structure of claim 1, wherein the number of clip blocks and spacer bars (203) is four.

3. The liquid cooled product tail clip structure of claim 1, wherein the base (2) includes a first tool detent (201), the first tool detent (201) being used to space and position the base (2) and the clip (4).

4. The liquid cooling product tail wire clamping structure according to claim 1, wherein the waterproof assembly further comprises a pressing ring (8) and a screw (9), the pressing ring (8) is in abutting connection with one end of the base (2) away from the first nut (3), and the screw (9) is used for fixedly connecting the pressing ring (8) with the base (2).

5. The liquid cooling product tail wire clamping structure according to claim 4, wherein the base (2) further comprises a positioning rib (204) arranged on one side far away from the first nut (3), a through hole is formed in the compression ring (8), a threaded hole is formed in the screw (9), and the positioning rib (204) is used for corresponding the through hole to the threaded hole.

6. The liquid cooling product tail wire clamping structure according to claim 1, wherein the base (2) further comprises a sealing groove (205) arranged at one side far away from the first nut (3), the waterproof assembly further comprises an O-shaped waterproof ring (6), and the O-shaped waterproof ring (6) is arranged in the sealing groove (205).

7. The liquid cooling product tail wire clamping structure according to claim 6, wherein the locking assembly further comprises a second nut (7), and the second nut (7) is arranged on the base (2) and is abutted with the O-shaped waterproof ring (6).

8. The liquid-cooled product tail wire clamping structure according to claim 1, wherein a third tool clamping position (701) is arranged on the second nut (7), and the third tool clamping position (701) is used for spacing and positioning the second nut (7) and the base (2).

9. A charging gun comprising the liquid-cooled product tail wire clamping structure of claims 1-8.