CN213929880U

CN213929880U - Well cold pipe plastics insert structure soon and have its vehicle

Info

Publication number: CN213929880U
Application number: CN202022047014.2U
Authority: CN
Inventors: 王伟霞; 钱胡琪; 谷加银; 李江洋
Original assignee: Zhejiang Geely Holding Group Co Ltd; Geely Automobile Research Institute Ningbo Co Ltd
Current assignee: Zhejiang Geely Holding Group Co Ltd; Zhejiang Liankong Technologies Co Ltd
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2021-08-10
Anticipated expiration: 2030-09-17

Abstract

The utility model relates to a plastic quick-plug structure of a middle cooling pipe and a vehicle with the same, which comprises a quick-plug body and a pipeline; the lower extreme of inserting the body soon is connected with the pipeline, insert the body soon and the pipeline passes through injection molding technology integrated into one piece, the pipeline with insert the body soon and be the pipeline and insert the body soon that polyhexamethylene adipamide plastics made. The utility model provides a quick plastic inserting structure for a middle cooling pipe, the design of the buckle plays a role in preventing falling off, and meanwhile, the quick plastic inserting structure is convenient to disassemble and assemble without tools; the pipeline and the quick-insertion body are made of polyhexamethylene adipamide plastic, so that the light weight is realized, and the cost is reduced; the pipeline with insert the body soon and pass through injection molding process integrated into one piece, need not to assemble, reduce the oil leak risk.

Description

Well cold pipe plastics insert structure soon and have its vehicle

Technical Field

The utility model relates to a well cold tube quick connector technical field especially relates to a well cold tube plastics insert structure soon and have its vehicle.

Background

The boosted engine intake air temperature increases, which reduces the dynamic properties and requires cooling of the boosted hot air. The connecting pipeline between the engine and the intercooler is generally connected by a hard pipe, a hose and a clamp, or a hard pipe/hose and a quick connector; the quick-plug connection generally adopts an imported metal quick-plug product with a fixed specification, and a rubber hose or a plastic hard pipe and a metal quick-plug connector are pressed together through a specific interface size and specific special tooling equipment.

The existing quick connector for the medium-cooling pipe is produced into a finished product by adopting a metal material and is assembled with a plastic hard pipe or a rubber hose through special press-fitting equipment. The press fitting tooling cost is high, and the overall cost is high; and the problem of oil leakage at the matching part of the metal quick plug and the hard pipe/hose is easily caused by poor assembly in the press fitting production process.

The foregoing description is provided for general background information and is not admitted to be prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a plastic quick plug structure for a medium-cooling pipe and a vehicle with the same, wherein the quick plug structure for the medium-cooling pipe does not need to be assembled with a pipeline, so that the risk of oil leakage is reduced; the disassembly and the assembly are convenient, and tools are not needed; durable, lightweight and low cost.

The utility model provides a plastic quick-inserting structure for a medium-cooling pipe, which comprises a quick-inserting body and a pipeline;

the lower extreme of inserting the body soon is connected with the pipeline, insert the body soon and the pipeline passes through injection molding technology integrated into one piece, the pipeline with insert the body soon and be the pipeline and insert the body soon that polyhexamethylene adipamide plastics made.

Furthermore, the plastic quick insertion structure of the middle cooling pipe also comprises a buckle, wherein the buckle comprises a handle, an arc-shaped rod and a straight rod; the two ends of the handle are both connected with arc-shaped rods, and one ends of the arc-shaped rods, far away from the handle, are connected with straight rods; the quick-insertion body is provided with a penetrating groove extending along a plane perpendicular to the axial direction of the quick-insertion body, and when the buckle is arranged on the quick-insertion body, the straight rods of the buckle penetrate through the penetrating groove, so that the distance between the two straight rods is smaller than the diameter of the quick-insertion body.

Further, the one end of keeping away from the arc pole at the straight-bar still is provided with the dop, is provided with the first spacing boss that is used for fixed dop on inserting the lateral wall of body soon, when the buckle sets up on inserting the body soon, the buckle stretches into in the first spacing boss.

Further, on the lateral wall of inserting the body soon, still be provided with the spacing boss of second that is used for restricting the dop and removes, when the buckle sets up on inserting the body soon, the spacing boss of second set up in first spacing boss orientation the one side at handle place of buckle.

Furthermore, a third limiting boss is further arranged on the outer side wall of the quick-insertion body, the third limiting boss is arranged on one side, away from the first limiting boss, of the second limiting boss, the number of the third limiting bosses is two, and when the buckle is arranged on the quick-insertion body, the handle of the buckle is clamped between the two third limiting bosses.

Furthermore, a notch for facilitating pulling the handle is further formed in one of the third limiting bosses.

Furthermore, the number of the arc-shaped rods, the number of the straight rods and the number of the clamping heads are two, and the arc-shaped rods, the straight rods and the clamping heads are symmetrical to each other along a perpendicular bisector passing through the handle.

Furthermore, a first guide groove and a second guide groove are formed in the inner side wall of the quick insertion body; the extending directions of the first guide groove and the second guide groove are parallel to the axis of the quick-insertion body.

Further, the inside wall of inserting the body soon still is provided with the annular, the annular is followed the circumference of inserting the body soon is to its inner wall internal recess formation, install the sealing washer in the annular.

A vehicle comprises the plastic quick-insertion structure of the medium cooling pipe.

The utility model provides a quick plastic inserting structure for a middle cooling pipe, the design of the buckle plays a role in preventing falling off, and meanwhile, the quick plastic inserting structure is convenient to disassemble and assemble without tools; the pipeline and the quick-insertion body are made of polyhexamethylene adipamide plastic, so that the light weight is realized, and the cost is reduced; the pipeline with insert the body soon and pass through injection molding process integrated into one piece, need not to assemble, reduce the oil leak risk.

Drawings

Fig. 1 is a schematic structural diagram of a plastic quick-insertion structure of a medium-cooling pipe.

Fig. 2 is a first schematic view of a quick-insert body structure of a plastic quick-insert structure for a medium-cooling pipe.

Fig. 3 is a schematic diagram of a quick-insert body structure of a plastic quick-insert structure of a medium-cooling pipe.

Fig. 4 is a first schematic view of the combination of the quick-insert body and the pipeline of the medium-cooling pipe plastic quick-insert structure.

Fig. 5 is a second schematic diagram of the combination of the quick-insert body and the pipeline of the medium-cooling pipe plastic quick-insert structure.

Fig. 6 is a schematic view of a snap structure of a plastic quick-insert structure of a medium-cooling pipe.

Fig. 7 is a schematic structural view of a sealing ring of a plastic quick-insertion structure of a medium-cooling pipe.

Fig. 8 is a schematic view of the combination of the quick-insert body, the buckle and the sealing ring of the plastic quick-insert structure of the medium cooling pipe.

The reference numerals and components referred to in the drawings are as follows:

1. quick-insertion body

11. First limit boss

12. Second limit boss

13. Third limit boss

14. Through groove

15. First guide groove

16. Second guide groove

17. Gap

18. Ring groove

2. Pipeline

3. Buckle

31. Handle (CN)

32. Arc-shaped rod

33. Straight rod

34. Chuck head

4. Sealing ring

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

The terms "first," "second," "third," "fourth," and the like in the description and in the claims, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.

Fig. 1 is a schematic structural diagram of a plastic quick-insertion structure of a medium-cooling pipe in the embodiment. Referring to fig. 1, the plastic quick-insertion structure for the medium-cooling pipe comprises a quick-insertion body 1, a pipeline 2, a buckle 3 and a sealing ring 4.

Fig. 1 is a schematic structural diagram of a plastic quick-insert structure for a medium-cooling pipe in this embodiment, fig. 4 is a schematic diagram of a combination of a quick-insert body and a pipeline of the plastic quick-insert structure for a medium-cooling pipe in this embodiment, and fig. 5 is a schematic diagram of a combination of a quick-insert body and a pipeline of the plastic quick-insert structure for a medium-cooling pipe in this embodiment. Referring to fig. 1, 4 and 5, the quick-insertion body 1 is in a circular tube shape, the lower end of the quick-insertion body 1 is connected with the pipeline 2, the quick-insertion body 1 and the pipeline 2 are integrally formed through an injection molding process, the quick-insertion body 1 and the pipeline 2 do not need to be assembled, and oil leakage risk is reduced. The pipeline 2 and the quick-plugging body 1 are made of polyhexamethylene adipamide plastic, and the polyhexamethylene adipamide plastic is high in mechanical strength, rigidity and heat resistance, so that the pipeline 2 and the quick-plugging body 1 are durable. Compared with metal materials, the material is lighter in weight and lower in cost.

Fig. 6 is a schematic view of a snap structure of the plastic quick-insert structure of the middle cooling pipe in the embodiment. Referring to fig. 6, the buckle 3 includes a handle 31, an arc rod 32 and a straight rod 33; the two ends of the handle 31 are connected with arc-shaped rods 32, one ends of the arc-shaped rods 32 far away from the handle 31 are connected with straight rods 33, and the straight rods 33 are connected with clamping heads 34. Further, the number of the arc-shaped rods 32, the number of the straight rods 33 and the number of the clamping heads 34 are two, and the arc-shaped rods 32, the number of the straight rods 33 and the clamping heads 34 are symmetrical to each other along a center line passing through the handle 31.

Fig. 2 is a first schematic diagram of a quick-plug body structure of a plastic quick-plug structure for a medium-cooling pipe in the present embodiment, and fig. 3 is a second schematic diagram of a quick-plug body structure of a plastic quick-plug structure for a medium-cooling pipe in the present embodiment. Referring to fig. 2 and 3, the quick-insertion body 1 is provided with a through groove 14 extending along a plane perpendicular to the axial direction of the quick-insertion body 1, and when the buckle 3 is arranged on the quick-insertion body 1, the straight rod 33 of the buckle 3 passes through the through groove 14, so that the distance between the two straight rods 33 is smaller than the diameter of the quick-insertion body 1; the male joint of the hot air exhaust pipe on the engine is convenient to fix. A first limiting boss 11 for fixing the chuck 34 is arranged on the outer side wall of the quick insertion body 1, and when the buckle 3 is arranged on the quick insertion body 1, the buckle 34 extends into the first limiting boss 11; the outer side wall of the quick insertion body 1 is also provided with a second limiting boss 12 for limiting the movement of the chuck 34, and when the buckle 3 is arranged on the quick insertion body 1, the second limiting boss 12 is arranged on one side of the first limiting boss 11 facing the handle 31 of the buckle 3; the outer side wall of the quick-insertion body 1 is also provided with three limiting bosses 13, the three limiting bosses 13 are arranged on one sides, away from the first limiting bosses 11, of the second limiting bosses 12, two third limiting bosses 13 are arranged, and when the buckle 3 is arranged on the quick-insertion body 1, the handle 31 of the buckle 3 is clamped between the two third limiting bosses 13; the two third limiting bosses 13 are further provided with a notch 17 for facilitating pulling the handle 31 on one of the third limiting bosses 13.

With reference to fig. 2 and fig. 3, the inner side wall of the quick-insertion body 1 is provided with a first guide groove 15 and a second guide groove 16; the extending directions of the first guide groove 15 and the second guide groove 16 are parallel to the axis of the quick-insertion body 1; the first guide groove 15 and the second guide groove 16 are used for guiding the male connector to be inserted into the quick-insertion body 1.

Fig. 7 is a schematic diagram of a structure of a sealing ring of a plastic quick-insert structure for a medium-cooling pipe in the present embodiment, and fig. 8 is a schematic diagram of a combination of a quick-insert body, a buckle, and a sealing ring of a plastic quick-insert structure for a medium-cooling pipe in the present embodiment. Referring to fig. 7 and 8, the inner side wall of the quick-insertion body 1 is further provided with a ring groove 18, the ring groove 18 is formed by recessing the inner wall of the quick-insertion body 1 along the circumferential direction of the quick-insertion body 1, and a sealing ring 4 is installed in the ring groove 18; because the height of the two sides of the ring groove 18 is lower than the diameter of the sealing ring 4, the sealing ring 4 is compressed to seal.

The use method of the plastic quick-insertion structure of the intermediate cooling pipe comprises the following steps:

when the quick-insertion type engine exhaust pipe is used, a male connector of a hot air exhaust pipe on an engine is inserted into the quick-insertion body 1, and a first guide groove 15 and a second guide groove 16 on the inner wall of the quick-insertion body 1 are matched with corresponding bulges on the male connector, so that the male connector can be guided to be inserted; after the male joint is inserted into the quick-inserting body 1, the sealing ring 4 is compressed and tightly attached to the pipe walls of the two mating parts, so that the sealing effect is achieved.

Then, the buckle 3 is pushed, so that the chuck 34 is clamped in the first limiting boss 11; the straight rod 33 on the buckle 3 penetrates through the through groove 14, and meanwhile, the straight rod 33 is clamped in a clamping groove reserved in the male connector to play a role in preventing falling.

During the dismantlement, jack-up buckle 3 with the instrument, through breach 17 department pulling buckle 3 make the dop 34 of its tail end block on second spacing boss 12, be convenient for easily pull down and insert body 1 soon.

The utility model also provides a vehicle, including foretell well cold tube plastics structure of inserting soon, about other technical characteristics of this vehicle, please see prior art, no longer repeated here.

Based on the above description, the utility model discloses the advantage lies in:

1. the pipeline and the quick-plugging body are made of polyhexamethylene adipamide plastic, and the polyhexamethylene adipamide plastic has high mechanical strength, rigidity and heat resistance, so that the pipeline and the quick-plugging body are durable. Compared with metal materials, the material has light weight and low cost.

2. The pipeline with insert the body soon and pass through injection moulding technology integrated into one piece, need not to assemble quick connector and pipeline, reduce the oil leak risk.

3. The design of buckle, easy dismounting need not the instrument.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A plastic quick insertion structure for a medium cooling pipe is characterized by comprising a quick insertion body (1) and a pipeline (2);

the lower extreme of inserting body (1) soon is connected with pipeline (2), insert body (1) soon and pipeline (2) through injection molding technology integrated into one piece, pipeline (2) with insert body (1) soon and be pipeline (2) and insert body (1) soon that polyhexamethylene adipamide plastics made.

2. The plastic quick insertion structure for the medium cooling pipe as claimed in claim 1, further comprising a buckle (3), wherein the buckle (3) comprises a handle (31), an arc-shaped rod (32) and a straight rod (33); the two ends of the handle (31) are connected with arc-shaped rods (32), and one end, far away from the handle (31), of each arc-shaped rod (32) is connected with a straight rod (33); the quick-insertion type electric connector is characterized in that a penetrating groove (14) extending along a plane perpendicular to the axial direction of the quick-insertion body (1) is formed in the quick-insertion body (1), and when the buckle (3) is arranged on the quick-insertion body (1), the straight rod (33) of the buckle (3) penetrates through the penetrating groove (14), so that the distance between the two straight rods (33) is smaller than the diameter of the quick-insertion body (1).

3. The plastic quick-inserting structure for the medium-cooling pipe as claimed in claim 2, wherein a clamping head (34) is further arranged at one end of the straight rod (33) far away from the arc-shaped rod (32), a first limiting boss (11) for fixing the clamping head (34) is arranged on the outer side wall of the quick-inserting body (1), and when the buckle (3) is arranged on the quick-inserting body (1), the clamping head (34) extends into the first limiting boss (11).

4. The plastic quick-insertion structure for the medium cooling pipe as claimed in claim 3 is characterized in that a second limit boss (12) for limiting the movement of the clamping head (34) is further arranged on the outer side wall of the quick-insertion body (1), and when the buckle (3) is arranged on the quick-insertion body (1), the second limit boss (12) is arranged on the side of the first limit boss (11) facing the handle (31) of the buckle (3).

5. The plastic quick-insertion structure for the medium cooling pipe as claimed in claim 4 is characterized in that a third limiting boss (13) is further arranged on the outer side wall of the quick-insertion body (1), the third limiting boss is arranged on one side, away from the first limiting boss (11), of the second limiting boss (12), the number of the third limiting bosses (13) is two, and when the buckle (3) is arranged on the quick-insertion body (1), the handle (31) of the buckle (3) is clamped between the two third limiting bosses (13).

6. The plastic quick insertion structure for the medium cooling pipe as recited in claim 5, wherein a notch (17) for facilitating pulling of the handle (31) is further formed on one of the third limiting bosses (13).

7. The plastic quick insertion structure for a middle cooling pipe according to claim 3, wherein the number of the arc-shaped rod (32), the straight rod (33) and the clamping head (34) is two, and the arc-shaped rod (32), the straight rod (33) and the clamping head (34) are symmetrical to each other along a perpendicular bisector passing through the handle (31).

8. The plastic quick insertion structure for the medium cooling pipe as recited in claim 2, characterized in that the inner side wall of the quick insertion body (1) is provided with a first guide groove (15) and a second guide groove (16); the extending directions of the first guide groove (15) and the second guide groove (16) are parallel to the axis of the quick-insertion body (1).

9. The plastic quick-inserting structure for the medium-cooling pipe as recited in claim 2, wherein the inner side wall of the quick-inserting body (1) is further provided with a ring groove (18), the ring groove (18) is formed by being sunken into the inner wall of the quick-inserting body (1) along the circumferential direction of the quick-inserting body, and a sealing ring (4) is installed in the ring groove (18).

10. A vehicle, characterized by comprising the plastic quick-insert structure of the middle cooling pipe as claimed in any one of claims 1 to 9.