CN219013663U

CN219013663U - Connection structure of thick and thin plastic hose

Info

Publication number: CN219013663U
Application number: CN202222080827.0U
Authority: CN
Inventors: 佟学英
Original assignee: Liku New Energy Technology Shanghai Co ltd
Current assignee: Liku New Energy Technology Shanghai Co ltd
Priority date: 2022-08-09
Filing date: 2022-08-09
Publication date: 2023-05-12
Anticipated expiration: 2032-08-09

Abstract

The utility model relates to a connecting structure of a thick plastic hose and a thin plastic hose, which comprises a thick plastic hose, a thin plastic hose and an adapter, wherein the adapter is provided with a thick pipe part and a thin pipe part, the thick pipe part of the adapter is placed into a pipe body inner cavity of the thick plastic hose, the pipe body of the thin plastic hose is sleeved on the outer wall of the thin pipe part of the adapter, a gap is formed between the pipe body of the thin plastic hose and the pipe body of the thick plastic hose at an overlapping position, and colloid is injected into the gap formed between the pipe body of the thin plastic hose and the pipe body of the thick plastic hose. The thick plastic hose and the thin plastic hose are connected in a mode of combining the adaptor and the glue injection, so that the connection is reliable, and the operation efficiency is high.

Description

Connection structure of thick and thin plastic hose

Technical Field

The utility model relates to the technical field of hose connection, in particular to a connection structure of thick and thin plastic hoses in a liquid cooling charging gun cable.

Background

In the design of liquid cooling rifle cable that charges, can use the condition that the plastics hose of different diameters bonds, current bonding technique has two kinds: the first scheme is that the hose is directly bonded after being butted, but the following problems exist: 1. the operation is inconvenient; 2. the alignment is not easy, the glue injection is not uniform, and the bonding quality is difficult to control; 3. after bonding, the air leakage phenomenon exists; 4. is not suitable for large-scale production and has low efficiency. The first scheme has the advantages of not occupying extra space and not affecting the flow resistance. The scheme II adopts the adaptor to carry out nut locking connection or clamp clamping connection, and the problem exists: 1. the nut and the clamp occupy the space outside the pipe; 2. the adaptor itself needs certain intensity, the wall thickness is thicker, the space in the tube is occupied, and the flow resistance is affected. The second scheme has the advantages of reliable fixation, suitability for large-scale production and high efficiency.

Disclosure of Invention

The utility model aims to solve the technical problems that: overcomes the defects of the prior art, and provides a connecting structure of thick and thin plastic hoses, so that the adhesion and fixation of the thick plastic hoses and the thin plastic hoses are reliable.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides a connection structure of thick and thin plastic hose, includes thick plastic hose, thin plastic hose and adaptor, the adaptor has thick pipe portion and tubule portion, thick pipe portion of adaptor is put into thick plastic hose's body inner chamber, thin plastic hose's body cover is at the tubule portion outer wall of adaptor, thin plastic hose's body and thick plastic hose's body form the gap in the department of overlapping, pour into the colloid in the gap that thin plastic hose's body and thick plastic hose's body formed.

Preferably, a joint part is arranged between the thick pipe part and the thin pipe part of the adapter, and colloid is injected into a gap formed between the joint part and the pipe body of the thick plastic hose.

Preferably, the central axis of the thick pipe portion and the central axis of the thin pipe portion of the adaptor are in the same straight line so that the thick plastic hose and the thin plastic hose are aligned.

Preferably, the pipe body of the thin plastic hose has certain elasticity, and the inner diameter of the thin pipe part of the adapter is the same as the inner diameter of the pipe body of the thin plastic hose.

Preferably, the pipe body of the thick plastic hose has certain elasticity, and the inner diameter of the thick pipe part of the adapter is the same as the inner diameter of the pipe body of the thick plastic hose.

Preferably, the material of the adapter is stainless steel, copper or aluminum alloy.

Preferably, the overlapping length L of the overlapping portion of the pipe body of the thin plastic hose and the pipe body of the thick plastic hose satisfies the following requirements: l is more than or equal to 5mm and less than or equal to d2/d1 d2, d1 is the inner diameter of the pipe body of the thick plastic hose, and d2 is the inner diameter of the pipe body of the thin plastic hose.

The beneficial effects of the utility model are as follows: the thick plastic hose and the thin plastic hose are connected in a mode of combining the adaptor and the glue injection, so that the connection is reliable, the operation efficiency is high, the pipe body of the thin plastic hose and the pipe body of the thick plastic hose are overlapped, glue is injected into a formed gap, and the thick plastic hose and the thin plastic hose are further fixed.

Drawings

The utility model is further described below with reference to the accompanying drawings.

FIG. 1 is a schematic cross-sectional connection of a thick plastic hose, a thin plastic hose, and an adapter according to the present utility model;

FIG. 2 is a schematic view of the adaptor according to the present utility model;

1, a thick plastic hose; 2. a thin plastic hose; 3. an adapter; 301. a thick pipe section; 302. a thin tube part.

Detailed Description

The utility model will now be further described with reference to the accompanying drawings. These drawings are simplified schematic views illustrating the basic structure of the present utility model by way of illustration only, and thus show only the constitution related to the present utility model.

As shown in fig. 1 and 2, the connecting structure of the thick and thin plastic hose comprises a thick plastic hose 1, a thin plastic hose 2 and an adapter 3, wherein the adapter 3 is provided with a thick pipe part 301 and a thin pipe part 302, the thick pipe part 301 of the adapter 3 is placed into the inner cavity of the pipe body of the thick plastic hose 1, the pipe body of the thin plastic hose 2 is sleeved on the outer wall of the thin pipe part 302 of the adapter 3, a gap is formed between the pipe body of the thin plastic hose 2 and the pipe body of the thick plastic hose 1 at the overlapping position, and colloid is injected into the gap formed between the pipe body of the thin plastic hose 2 and the pipe body of the thick plastic hose 1. The thick plastic hose 1 and the thin plastic hose 2 are connected in a mode of combining through the adapter 3 and glue injection, so that the connection and fixation are reliable, the operation efficiency is high, the pipe body of the thin plastic hose 2 is overlapped with the pipe body of the thick plastic hose 1, glue is injected into a formed gap, and the thick plastic hose 1 and the thin plastic hose 2 are further fixed.

The joint part is arranged between the thick pipe part 301 and the thin pipe part 302 of the adapter 3, glue is injected into a gap formed by the joint part and the pipe body of the thick plastic hose 1, and the thick plastic hose 1 and the thin plastic hose 2 are further fixed, so that the thick plastic hose 1 and the thin plastic hose 2 are more reliably connected.

The central axis of the thick pipe 301 and the central axis of the thin pipe 302 of the adaptor 3 are aligned so that the thick plastic hose 1 and the thin plastic hose 2 are aligned. The thick plastic hose 1 and the thin plastic hose 2 are aligned and supported through the adapter 3, so that gaps at overlapping positions of the thick plastic hose 1 and the thin plastic hose 2 are uniform, glue injection is convenient, and the overlapping length L and the height of the gaps at the overlapping positions can be adjusted as required. Preferably, the overlapping length L of the overlapping portion of the pipe body of the thin plastic hose 2 and the pipe body of the thick plastic hose 1 satisfies the following requirements: l is more than or equal to 5mm and less than or equal to d2/d1 d2, d1 is the inner diameter of the pipe body of the thick plastic hose 1, and d2 is the inner diameter of the pipe body of the thin plastic hose 2.

Preferably, the pipe body of the thin plastic hose 2 has a certain elasticity, and the inner diameter of the thin pipe portion 302 of the adaptor 3 is the same as the inner diameter of the pipe body of the thin plastic hose 2. The space occupied by the wall of the connector 3 is absorbed by the elasticity of the thin plastic hose 2, so that the flow resistance is not affected. The pipe body of the thick plastic hose 1 has certain elasticity, and the inner diameter of the thick pipe part 301 of the adapter 3 is the same as the inner diameter of the pipe body of the thick plastic hose 1. The space occupied by the pipe wall of the connector 3 is absorbed by the elasticity of the thick plastic hose 1, so that the flow resistance is not affected. Preferably, the material of the adaptor 3 is stainless steel, copper or aluminum alloy. The adaptor 3 only plays a role in alignment and support, and is not required to be fixed, the wall thickness of the adaptor 3 can be very thin, and the requirement can be met when the wall thickness of the adaptor 3 is 0.3 mm.

The connecting structure of the thick and thin plastic hose solves the problems of inconvenient operation, difficult control of bonding quality and the like in the first scheme in the background technology; the problem that the nut and the clamp occupy the space outside the pipe and a thicker adapter is needed in the second scheme is solved.

With the above-described preferred embodiments according to the present utility model as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.

Claims

1. A thick and thin plastic hose's connection structure, its characterized in that: including thick plastic hose (1), thin plastic hose (2) and adaptor (3), adaptor (3) have thick pipe portion (301) and tubule portion (302), thick pipe portion (301) of adaptor (3) are put into thick plastic hose's (1) body inner chamber, thin plastic hose's (2) body cover is at the tubule portion (302) outer wall of adaptor (3), the body of thin plastic hose (2) and the body of thick plastic hose (1) form the gap in the overlap department, pour into the colloid in the gap that the body of thin plastic hose (2) and the body of thick plastic hose (1) formed.

2. A connection structure of thick and thin plastic hose according to claim 1, wherein: a joint part is arranged between the thick pipe part (301) and the thin pipe part (302) of the adapter (3), and glue is injected into a gap formed between the joint part and the pipe body of the thick plastic hose (1).

3. A connection structure of thick and thin plastic hose according to claim 1, wherein: the central axis of the thick pipe part (301) and the central axis of the thin pipe part (302) of the adapter (3) are in the same straight line so that the thick plastic hose (1) and the thin plastic hose (2) are aligned.

4. A connection structure of thick and thin plastic hose according to claim 1, wherein: the pipe body of the thin plastic hose (2) has certain elasticity, and the inner diameter of the thin pipe part (302) of the adapter (3) is the same as the inner diameter of the pipe body of the thin plastic hose (2).

5. A connection structure of thick and thin plastic hose according to claim 1, wherein: the pipe body of the thick plastic hose (1) has certain elasticity, and the inner diameter of the thick pipe part (301) of the adapter (3) is the same as the inner diameter of the pipe body of the thick plastic hose (1).

6. A connection structure of thick and thin plastic hose according to claim 1, wherein: the adapter (3) is made of stainless steel, copper or aluminum alloy.

7. A connection structure of thick and thin plastic hose according to claim 1, wherein: the overlapping length L of the overlapping part of the pipe body of the thin plastic hose (2) and the pipe body of the thick plastic hose (1) meets the following requirements: l is more than or equal to 5mm and less than or equal to d2/d1 d2, d1 is the inner diameter of the pipe body of the thick plastic hose (1), and d2 is the inner diameter of the pipe body of the thin plastic hose (2).