CN217056735U

CN217056735U - High-pressure pipe of cleaning machine

Info

Publication number: CN217056735U
Application number: CN202122948809.5U
Authority: CN
Inventors: 李勇; 姜志洪; 贾宗耀; 李�杰; 李桃牙; 韩晋
Original assignee: Zhejiang Qi Cheng Automobile Parts Co ltd
Current assignee: Zhejiang Qi Cheng Automobile Parts Co ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-07-26
Anticipated expiration: 2031-11-25

Abstract

The utility model provides a cleaning machine high-pressure pipe belongs to cleaning machine pipeline technical field, include: a pipe body, a quick-insert male joint and a quick-insert female joint; the end part of the pipe body is fixedly connected with the quick-insertion male joint; the quick-insertion male joint is connected with the quick-insertion female joint; insert soon and be provided with solid fixed ring on the male joint and can strengthen the body and insert pulling out of male joint soon and take off power, improve pipeline structural strength and stability. The utility model discloses simple structure, convenient operation has good corrosion resistance and pliability, easy dismounting simultaneously, and the bearing capacity is strong.

Description

High-pressure pipe of cleaning machine

Technical Field

The utility model relates to a cleaning machine pipeline and technical field, concretely relates to cleaning machine high-pressure tube.

Background

The high-pressure cleaning machine is used in various industries, is simple and convenient to use, occupies a small area, cleans by utilizing water pressure, cleans dust and stains thoroughly, and is environment-friendly and economical. The high-pressure cleaning machine is one of physical cleaning devices, and the water jet cleaning of the high-pressure cleaning machine belongs to a physical cleaning method. The working principle of the high-pressure cleaning machine is that a high-pressure water pump is used for producing a plurality of bundles of high-pressure water jets with different angles and strengths. The water jet has high speed and great hitting energy, can complete different kinds of tasks, and can thoroughly cut, extrude, crush and flush scale, attachments and blockages in the cleaned equipment to achieve the effect of complete cleaning. The high-pressure cleaning machine has the efficiency which is many times higher than that of manual cleaning, does not need chemicals, solvents or corrosive agents, and is more environment-friendly. Along with the improvement of people's standard of living, the demand to high pressure cleaner is more and more about, and high pressure cleaner's function is also more and more abundant, and cleaning machine high-pressure tube is partly also key function spare of indispensable, but current cleaning machine high-pressure tube simple structure, the pressure-bearing capacity is relatively less, and corrosion resistance and flexibility are relatively poor, need urgently to improve in order to satisfy the demand of cleaning machine.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a cleaning machine high-pressure pipe.

In order to solve the technical problem, the purpose of the utility model is to realize like this:

a washer high pressure tube comprising: the pipe comprises a pipe body, a quick-insert male joint and a quick-insert female joint; the end part of the pipe body is fixedly connected with the quick-insertion male joint; the quick-insertion male joint is connected with the quick-insertion female joint;

the pipe body comprises a TPU inner layer, a braided reinforcing layer and a TPU outer layer which are sequentially arranged from inside to outside;

the quick-insertion male joint comprises a connecting sleeve and a joint end fixedly connected with the connecting sleeve; the connecting sleeve comprises an inner pipe and an outer pipe, and an accommodating space is arranged between the inner pipe and the outer pipe and used for accommodating the pipe body; the outer surface of the inner tube is provided with inverted teeth; a first groove is formed in the outer surface of the outer pipe, and a first fixing ring is arranged in the first groove; the end part of the joint is provided with a notch, and an O-shaped ring is arranged in the notch; the end part of the joint is provided with a buckle groove;

a buckle is arranged on the quick-insertion female joint and is matched with the buckle groove; the quick-plug female joint is provided with a sealing gasket; and a second groove is arranged outside the quick-insertion female joint, and a second fixing ring is arranged in the second groove.

On the basis of the scheme and as a preferable scheme of the scheme, the braided reinforcing layer comprises an inner braided reinforcing layer, a middle braided reinforcing layer and an outer braided reinforcing layer; the inner braided reinforcing layer and the outer braided reinforcing layer are braided by one or more of terylene, nylon and aramid fiber; the middle woven reinforcing layer is woven by carbon fibers.

On the basis of the scheme, the thickness ratio of the TPU inner layer to the TPU outer layer is 2: 3.

On the basis of the above scheme and as a preferable scheme of the above scheme, the number of the slots is two, and the slots are uniformly distributed on the front section of the joint end.

On the basis of the above scheme and as a preferable scheme of the above scheme, the number of the first grooves is two, and the first grooves are respectively arranged near two ends of the outer tube.

The utility model has the advantages that:

1. compared with the traditional metal car washer pipe, the pipe has better corrosion resistance;

2. compared with the PE pipe in the market, the TPU material has better flexibility;

3. the two ends of the product are provided with injection molding integrated quick-connection plugs, so that the disassembly and assembly functions can be quickly realized;

4. the product can realize a multi-layer co-extrusion technology, and the aramid fiber framework layer is added in the middle of the product, so that the pressure bearing capacity of the product can be effectively improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a partially enlarged view of the area of fig. 1A.

Fig. 3 is a partially enlarged view of the area of fig. 1B.

Fig. 4 is a schematic view of the structure of the pipe layer of the present invention.

Fig. 5 is a schematic view of the structure of the woven reinforcing layer of the present invention.

In the figure: 1. a pipe body; 2. quickly inserting the male connector; 3. a female quick-plug connector; 4. a TPU inner layer; 5. weaving the reinforcing layer; 6. an outer layer of TPU; 7. a joint end portion; 8. an inner tube; 9. an outer tube; 10. a first groove; 11. a first retaining ring; 12. grooving; 13. an O-shaped ring; 14. buckling grooves; 15. buckling; 16. a gasket; 17. a second groove; 18. a second retaining ring; 19. chamfering; 51. an inner braided reinforcing layer; 52. a middle weaving reinforced layer; 53. and weaving the reinforced layer outside.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1, a high-pressure pipe of a cleaning machine includes: the pipe comprises a pipe body 1, a quick-insert male joint 2 and a quick-insert female joint 3; two end parts of the pipe body 1 are fixedly connected with the quick-insertion male joint 2; the quick-insert male joint 2 is connected with the quick-insert female joint 3 in a matching manner.

As shown in fig. 4, the pipe body 1 includes an inner TPU layer 4, a braided reinforcing layer 5 and an outer TPU layer 6 arranged in sequence from inside to outside. Wherein the thickness ratio of the TPU inner layer 4 to the TPU outer layer 6 is 2: 3. The thickness of the TPU outer layer 6 is larger than that of the TPU inner layer 4, so that the influence of abrasion and aging on the pipe body 1 can be reduced, and the service life of the pipe body 1 is prolonged. Preferably, as shown in fig. 5, the braided reinforcing layer 5 comprises an inner braided reinforcing layer 51, a middle braided reinforcing layer 52 and an outer braided reinforcing layer 53; the inner weaving reinforcing layer 51 and the outer weaving reinforcing layer 53 are woven by one or more of terylene, nylon and aramid; the middle woven reinforcement layer 52 is woven from carbon fibers. In this embodiment, the inner woven reinforcement layer 51 and the outer woven reinforcement layer 53 are woven from aramid fibers. The three-layer structure woven reinforcing layer has extremely excellent impact resistance and pressure resistance, so that the pipe body 1 can resist various water pressures, and the applicability of the pipe body 1 is greatly improved.

As shown in fig. 2 and 3, the quick-insertion male coupling 2 includes a coupling sleeve and a coupling end 7 fixedly connected to the coupling sleeve; the connecting sleeve comprises an inner pipe 8 and an outer pipe 9, the outer pipe 9 is sleeved outside the inner pipe 8, and a containing space is arranged between the inner pipe 8 and the outer pipe and used for containing the pipe body 1. The outer surface of the inner pipe 8 is provided with inverted teeth 19 which can clamp the pipe body 1 to prevent the pipe body from falling off; optionally, the inner surface of the outer tube 9 is provided with the inverted teeth 19, and is staggered with the inverted teeth 19 on the outer surface of the inner tube 8. The outer surface of the outer tube 9 is provided with a first groove 10, and a first fixing ring 11 is arranged in the first groove 10. The first fixing ring 11 can tightly connect the inner pipe 8, the outer pipe 9 and the pipe body 1 together, so that the connection force is enhanced, and the pipe body 1 and the quick-insertion male connector 2 are further prevented from falling off. Preferably, the number of first grooves 10 is two, provided respectively near the two ends of the outer tube 9.

The joint end part 7 is provided with a slot 12, and an O-shaped ring 13 is arranged in the slot 12. The O-shaped ring 13 is used for improving the sealing performance between the quick-insertion male connector 2 and the quick-insertion female connector 3 and preventing high-pressure water from overflowing from a gap between the quick-insertion male connector and the quick-insertion female connector. Preferably, the number of the slots 12 is two, and the slots are uniformly distributed on the front section of the joint end 7.

The joint end part 7 is provided with a buckle groove 14; the quick-insert female connector 3 is provided with a buckle 15, and the buckle 15 is matched with the buckle groove 14 to fixedly connect the quick-insert male connector 2 and the quick-insert female connector 3 together; the buckle 15 is adjustable, and the male connector 2 and the female connector 3 can be conveniently and quickly inserted and separated.

The quick-plug female joint 3 is provided with a sealing gasket 16. The gasket 16 is used to prevent high pressure water from escaping from the quick-connect female connector 3.

And a second groove 17 is arranged outside the quick-inserting female joint 3, and a second fixing ring 18 is arranged in the second groove 17. The second groove 17 is provided at the front section of the quick-insert female connector 3, i.e., at the end connected to the quick-insert male connector 2. The fixing ring 18 is used for preventing the quick-insert male connector 2 and the quick-insert female connector 3 from falling off, and the pull-out force of the pipeline structure is improved.

Through tests, the pipeline meets the following performance indexes:

1. the pressure bearing capacity of the pipe is as follows: connecting two ends of the pipeline to a blasting tester, blasting the pipeline at the speed of 7MPa/min, wherein the pressure bearing capacity of the pipeline is 57MPA, and can meet the pressure requirement of more than or equal to 50 MPA;

2. sealing performance of the pipeline: the pipeline is arranged on a sealing tester and is kept for 5min under the pressure of 25MPa, and the pipeline has no deformation and no leakage;

3. connecting joint pulling-out force: fixing two ends of the joint of the pipeline on a tensile testing machine, and separating the joint from the pipe body at the speed of 150mm/min, wherein the joint pulling-out force is 2135N which can meet the condition that the joint pulling-out force is more than or equal to 2000N;

4. low temperature resistance of the pipeline: the product is placed for 72 hours under the environment of minus 60 ℃, and the product has no deformation and no damage.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the principles of this invention. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.

Claims

1. A cleaning machine high pressure pipe, characterized by, includes: the quick-plugging pipe comprises a pipe body (1), a quick-plugging male joint (2) and a quick-plugging female joint (3); the end part of the pipe body (1) is fixedly connected with the quick-insertion male joint (2); the quick-insert male joint (2) is connected with the quick-insert female joint (3);

the pipe body (1) comprises a TPU inner layer (4), a woven reinforcing layer (5) and a TPU outer layer (6) which are arranged from inside to outside in sequence;

the quick-plug male connector (2) comprises a connecting sleeve and a connector end part (7) fixedly connected with the connecting sleeve; the connecting sleeve comprises an inner pipe (8) and an outer pipe (9), and an accommodating space is arranged between the inner pipe (8) and the outer pipe (9) and used for accommodating the pipe body (1); the outer surface of the inner pipe (8) is provided with inverted teeth (19); a first groove (10) is formed in the outer surface of the outer tube (9), and a first fixing ring (11) is arranged in the first groove (10); a notch (12) is formed in the end part (7) of the joint, and an O-shaped ring (13) is arranged in the notch (12); a buckle groove (14) is formed in the end part (7) of the joint;

a buckle (15) is arranged on the quick-insertion female joint (3), and the buckle (15) is matched with the buckle groove (14); a sealing gasket (16) is arranged on the quick-insertion female joint (3); a second groove (17) is formed outside the quick-insertion female connector (3), and a second fixing ring (18) is arranged in the second groove (17).

2. A washer high-pressure pipe according to claim 1, characterized in that the braided reinforcement layer (5) comprises an inner braided reinforcement layer (51), a middle braided reinforcement layer (52) and an outer braided reinforcement layer (53); the inner weaving reinforced layer (51) and the outer weaving reinforced layer (53) are woven by one or more of terylene, nylon and aramid fiber; the middle woven reinforcing layer (52) is woven by carbon fibers.

3. A washer high pressure pipe according to claim 1, characterized in that the ratio of the thickness of the TPU inner layer (4) to the TPU outer layer (6) is 2: 3.

4. The high-pressure pipe of a cleaning machine according to claim 1, characterized in that the number of the slots (12) is two, and the slots are uniformly distributed at the front section of the joint end (7).

5. A high-pressure pipe for a cleaning machine according to claim 1, characterized in that said first grooves (10) are two in number, respectively arranged near the two ends of said outer pipe (9).