CN210623873U

CN210623873U - Improved connection structure of high-pressure hose

Info

Publication number: CN210623873U
Application number: CN201921327618.3U
Authority: CN
Inventors: 张中井; 杨琪; 陶玉娟
Original assignee: Hexagon Tower Tianjin Technology Co Ltd
Current assignee: Hexagon Tower Tianjin Technology Co Ltd
Priority date: 2019-08-15
Filing date: 2019-08-15
Publication date: 2020-05-26
Anticipated expiration: 2029-08-15

Abstract

The utility model relates to a high pressure hose improves connection structure, it discloses high pressure hose improves connection structure, and the radius that has solved present rubber hose U type bend diminishes the problem that influences the water service, according to above technical scheme, including rubber hose, still includes U type tubular metal resonator, and the one end and the rubber hose of U type tubular metal resonator are linked together, and the other end of U type tubular metal resonator is linked together with the water receiving mouth of water pipeline, and its practicality is good, easily popularizes and applies, has great value.

Description

Improved connection structure of high-pressure hose

Technical Field

The utility model relates to a tube coupling technical field, more specifically say, it relates to a high pressure hose improves connection structure.

Background

The rubber hose is composed of an inner rubber layer, a metal braided layer and an outer rubber layer, and is suitable for conveying some fluids.

In the mill, because some machines all will use some water to go the cooling board in the production course of working, consequently, generally all can pass through rubber hose, with the water pipe connection of water source and production facility the inside, the water source generally sets up the bottom at the board, generally lies in the back lateral wall of production facility with the water receiving mouth of water pipeline, and has certain height apart from the installation ground of production facility. When the height of the water receiving opening of the water using pipeline is smaller than that of the installation ground, the rubber hose communicated with the water source is paved from the ground to be communicated with the water receiving opening of the water using pipeline, the rubber hose is wound to the rear of the machine table from the bottom of the machine table generally, a U-shaped bent shape can be formed, the bent part of the rubber hose can generate a larger deformation amount, and the larger deformation amount enables the rubber hose at the bent part to have a crack phenomenon and the radius of the rubber hose at the bent part to be smaller so as to influence the water passing effect.

In the case of a long-term U-shaped bent shape of the rubber hose, a crack phenomenon occurs, and the radius of the rubber hose at the bent portion is reduced, which affects the water passing effect and the service life of the rubber hose.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a connection structure is improved to high-pressure hose, through the condition that U type tubular metal resonator is linked together with water receiving mouth, the rubber hose of water pipeline, replace the crooked of rubber hose U type to alleviate the crooked impaired degree of pipeline, play fine water effect, and the life of pipeline is ensured.

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

the improved connection structure of the high-pressure hose comprises a rubber hose and a U-shaped metal pipe, wherein one end of the U-shaped metal pipe is communicated with the rubber hose, and the other end of the U-shaped metal pipe is communicated with a water receiving opening of a water using pipeline.

Through the technical scheme, U type tubular metal resonator and rubber hose, the water receiving mouth with the water pipeline is linked together, rubber hose and U type tubular metal resonator connection, the crooked form of U type can not appear in rubber hose, the structural strength of U type tubular metal resonator is than higher, can not produce deformation, can remain stable water delivery, reach fine water effect, rubber hose need not carry out the crooked alright intercommunication that realizes water source and equipment water inlet of U type to make rubber hose's life obtain the guarantee.

The utility model discloses further set up to: the U-shaped metal pipe comprises a straight pipe, an arc-shaped turning pipe respectively connected with two ends of the straight pipe, an internal thread connecting pipe communicated with the arc-shaped turning pipe, and an external thread connecting pipe communicated with the arc-shaped turning pipe.

Through the technical scheme, the two ends of the U-shaped metal pipe are communicated with the pipeline in a threaded connection mode, and the pipeline is more convenient and quicker to disassemble and assemble in a threaded connection mode.

The utility model discloses further set up to: one pot head of rubber hose is equipped with the connector, the tip that the rubber hose was kept away from to the connector is provided with the external screw thread with the internal thread matched with on the internal thread connecting pipe.

Through above-mentioned technical scheme, the screw-thread fit of connector and female connection pipe for the connector is convenient with simple to operate, swift with the dismantlement of female connection pipe, and the convenience is maintained, is changed connector and U type tubular metal resonator.

The utility model discloses further set up to: the connector is provided with the annular bulge of protrusion in connector inner wall, rubber hose is provided with the annular groove, annular bulge and annular groove looks joint.

Through above-mentioned technical scheme, annular groove and annular bulge looks joint carry out the joint to connector and rubber hose and fix, guarantee stability, the convenience that connector and rubber hose are connected.

The utility model discloses further set up to: the inner thread connecting pipe is provided with a step which is in butt contact with one end of the connector, the inner wall between the step and one end of the arc-shaped turning pipe on the inner thread connecting pipe is a non-threaded section, and the inner diameter of the inner thread connecting pipe corresponding to the non-threaded section is equal to the inner diameter of the rubber hose.

Through above-mentioned technical scheme, the internal thread connecting pipe internal diameter that corresponds the non-screw section equals the internal diameter of rubber hose, guarantees that rivers are keeping unchanged through the water pressure of rubber hose, the internal thread connecting pipe department that corresponds the non-screw section, and pipeline internal pressure is stable, and rivers flow more stably.

The utility model discloses further set up to: and the water receiving port of the water using pipeline is provided with an internal thread matched with the external thread connecting pipe.

Through above-mentioned technical scheme, the screw-thread fit of water receiving mouth and external thread connecting pipe for the water receiving mouth is convenient with simple to operate, swift with the dismantlement of external thread connecting pipe, conveniently docks mouth of a river and U type tubular metal resonator and maintains, changes.

The utility model discloses further set up to: the external screw thread connecting pipe is including the connecting pipe portion that threaded pipe portion, one end that have the external screw thread are linked together with threaded pipe portion, the one end outside protrusion that the connecting pipe portion is close to threaded pipe portion is formed with hexagonal prism boss.

Through above-mentioned technical scheme, the protruding hexagonal prism boss that forms in the connecting tube portion outside is convenient for pin hexagonal prism boss in the spanner, locks on hexagonal prism boss through the spanner, rotates the spanner, to realizing fastening and pine between U type tubular metal resonator and the water receiving mouth and unload for it is convenient to dismantle, avoids spanner and external screw thread connecting pipe direct contact, leads to the body to damage, plays fine dismouting effect between external screw thread connecting pipe and the water receiving mouth.

The utility model discloses further set up to: the inner diameter of the external thread connecting pipe is equal to that of the arc-shaped turning pipe.

Through above-mentioned technical scheme, the internal diameter of external screw thread connecting pipe equals with the internal diameter of arc turning pipe, guarantees that rivers can not produce pressure variation because of pipeline inner space changes when passing through arc turning pipe and external screw thread connecting pipe, makes the water pressure in external screw thread connecting pipe and the arc turning pipe keep the same and unchangeable, and rivers are more stable.

To sum up, the utility model discloses following beneficial effect has:

(1) the U-shaped metal pipe is communicated with the rubber hose and the water receiving port of the water pipeline, the rubber hose is connected with the U-shaped metal pipe, and the rubber hose cannot be bent in a U shape, so that the service life of the rubber hose is guaranteed;

(2) the hexagonal-prism-shaped boss is conveniently locked by a wrench through the hexagonal-prism-shaped boss formed by protruding the outer side of the connecting pipe part, and the U-shaped metal pipe and the water receiving port are fastened and loosened;

(3) the inner diameter of the internal thread connecting pipe corresponding to the non-threaded section is equal to that of the rubber hose, so that the water pressure of water flow at the internal thread connecting pipe corresponding to the non-threaded section through the rubber hose is kept unchanged, the internal pressure of the pipeline is stable, and the water flow is more stable.

Drawings

FIG. 1 is a schematic view of the entire structure of embodiment 1;

FIG. 2 is a schematic sectional view of example 1;

FIG. 3 is an exploded view of example 1;

FIG. 4 is an enlarged view of portion A of FIG. 2;

fig. 5 is a schematic view of the overall structure of the connection head in embodiment 2.

Reference numerals: 1. a rubber hose; 11. an annular groove; 2. A U-shaped metal tube; 21. an internal thread connecting pipe; 22. an arc-shaped turning pipe; 23. a straight pipe; 24. an external thread connecting pipe; 241. a threaded tubular portion; 242. a connecting pipe portion; 25. a hexagonal prism boss; 3. a water receiving port; 4. a connector; 41. an annular projection; 5. a step; 6. a rubber pad; 7. a step; 8. and (6) pricking.

Detailed Description

The present invention will be described in further detail with reference to the following examples and accompanying drawings.

Example 1: the utility model provides a high pressure hose improves connection structure, refers to fig. 1, includes rubber hose 1, and the cover is equipped with connector 4 on the rubber hose 1, and

connector

4 and 2 one end threaded connection of U type tubular metal resonator, the 2 other ends of U type tubular metal resonator and 3 threaded connection of water receiving mouth.

Referring to fig. 2 and 3, an annular groove 11 is formed in the circumferential direction on the outer side wall of the rubber hose 1, an annular protrusion 41 protruding from the inner wall of the connector 4 is integrally formed on the inner wall of the connector 4, the annular protrusion 41 is fixedly clamped with the annular groove 11, and an external thread is arranged at the end part of one end of the connector 4 away from the rubber hose 1;

referring to fig. 3 and 4, the U-shaped metal tube 2 includes a straight tube 23, an arc-shaped turning tube 22 welded to both ends of the straight tube 23, an internal thread connecting tube 21 welded to the arc-shaped turning tube 22, and an external thread connecting tube 24 welded to the arc-shaped turning tube 22, the internal thread connecting tube 21 is in threaded connection with one end of a connector 4 having an external thread, a step 5 abutting against one end of the connector 4 is formed between the internal thread connecting tube 21 and the arc-shaped turning tube 22, a rubber pad 6 is placed on the step 5, the rubber pad 6 abuts against the step 5 when the connector 4 is screwed into the internal thread connecting tube 21, and the rubber pad 6 seals the connecting portion between the connector 4 and the internal thread connecting tube 21.

Referring to fig. 2 and 3, the inner wall of the internal thread connecting pipe 21 from the step 5 to one end of the arc-shaped turning pipe 22 is a non-threaded section, and the inner diameter of the internal thread connecting pipe 22 corresponding to the non-threaded section is equal to the inner diameter of the rubber hose 1, so that when water flows, the water pressure is guaranteed to be equal at all times, and the water flow is stable;

the internal diameter of external screw thread connecting pipe 24 equals with the internal diameter of arc return pipe 22, external screw thread connecting pipe 24 is including the screwed pipe portion 241 that has the external screw thread, the connecting pipe portion 242 that one end and screwed pipe portion 241 are linked together, the one end outside protrusion that connecting pipe portion 242 is close to screwed pipe portion 241 is formed with hexagonal prism boss 25, screwed pipe portion 241 is formed with a ladder with hexagonal prism boss 25, water receiving mouth 3 shaping with the water pipeline has the internal thread with screwed pipe portion 241 matched with, the cover is equipped with rubber pad 6 on screwed

pipe portion

241, 3 tip of water receiving mouth support tight rubber pad 6 on the ladder when screwed pipe portion 241 advances water receiving mouth 3, rubber pad 6 seals the connecting part of screwed pipe portion 241 and water receiving mouth 3.

The working principle process of the embodiment 1 is as follows:

in the installation process, the rubber gasket 6 is sleeved on the threaded pipe part 241, the threaded pipe part 241 is screwed into the water receiving port 3, and a wrench is sleeved on the hexagonal prism boss 25 to screw the threaded pipe part 241, so that the end part of the water inlet abuts against the rubber gasket 6 on the step, and the external threaded connecting pipe 24 and the water inlet are sealed;

the rubber hose 1 is sleeved in the connector 4, the annular groove 11 in the rubber hose 1 is clamped and fixed with the annular protrusion 41 in the connector 4, the rubber pad 6 is placed in the inner threaded connecting pipe 21, the connector 4 is screwed into the inner threaded connecting pipe 21, the end part of the connector 4 tightly supports the rubber pad 6 on the step 5, the connector 4 and the inner threaded connecting pipe 21 are sealed, and when the rubber hose is installed well, water is introduced for use.

In the dismantling process, the connector 4 and the internal thread connecting pipe 21 are dismantled, and then the external thread connecting pipe 24 and the water inlet are dismantled, so that the whole body is maintained.

Example 2: an improved connection structure of a high-pressure hose, referring to fig. 5, is different from embodiment 1 in that: a plurality of uniform sharp spines 8 are integrally formed on the inner wall of the middle of the connector 4, the sharp spines 8 point to one end of the connector 4 with external threads, when the connector 4 is sleeved on the rubber hose 1, the sharp spines 8 point to one end of the connector 4 with the external threads, and when the rubber hose 1 is pulled reversely, the sharp spines 8 are completely pierced into the rubber hose 1 to fix the rubber hose 1 and the connector 4.

The working principle process of the embodiment 2 is as follows:

in the installation process, the rubber gasket 6 is sleeved on the threaded pipe part 241, the threaded pipe part 241 is screwed into the water receiving port 3, and a wrench is sleeved on the hexagonal prism boss 25 to screw the threaded pipe part 241, so that the end part of the water inlet abuts against the rubber gasket 6 on the step, and the external threaded connecting pipe 24 and the water inlet are sealed; with rubber hose 1 suit in connector 4, a plurality of spine 8 of 4 inner walls evenly distributed of connector pierce into rubber hose 1, fix rubber hose 1, put into rubber pad 6 in internal thread connecting pipe 21, in connector 4 precession internal

thread connecting pipe

21, 4 tip of connector support tight rubber pad 6 on step 5, seal connector 4 and internal thread connecting pipe 21, when the installation is intact, the use of leading to water.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a high pressure hose improves connection structure, includes rubber hose (1), its characterized in that: the water-saving pipe is characterized by further comprising a U-shaped metal pipe (2), wherein one end of the U-shaped metal pipe (2) is communicated with the rubber hose (1), and the other end of the U-shaped metal pipe (2) is communicated with a water receiving opening (3) of the water using pipeline.

2. The improved connection structure of a high-pressure hose according to claim 1, wherein: the U-shaped metal pipe (2) comprises a straight pipe (23), an arc-shaped bent pipe (22) respectively connected with two ends of the straight pipe (23), an internal thread connecting pipe (21) communicated with the arc-shaped bent pipe (22), and an external thread connecting pipe (24) communicated with the arc-shaped bent pipe (22).

3. The improved connection structure of a high-pressure hose according to claim 2, wherein: one pot head of rubber hose (1) is equipped with connector (4), a tip that rubber hose (1) was kept away from in connector (4) is provided with the external screw thread with internal thread matched with on internal thread connecting pipe (21).

4. The improved connection structure of a high-pressure hose according to claim 3, wherein: connector (4) are provided with annular bulge (41) of protrusion in connector (4) inner wall, rubber hose (1) are provided with annular groove (11), annular bulge (41) and annular groove (11) looks joint.

5. The improved connection structure of a high-pressure hose according to claim 4, wherein: the inner thread connecting pipe (21) is provided with a step (5) which is inconsistent with one end of the connector (4), the inner wall between the step (5) and one end of the arc-shaped turning pipe (22) on the inner thread connecting pipe (21) is a non-thread section, and the inner diameter of the inner thread connecting pipe (21) is equal to the inner diameter of the rubber hose (1) and corresponds to the non-thread section.

6. The improved connection structure of a high-pressure hose according to claim 2, wherein: and an internal thread matched with the external thread connecting pipe (24) is arranged at the water receiving port (3) of the water using pipeline.

7. The improved connection structure of a high-pressure hose according to claim 5, wherein: the external thread connecting pipe (24) comprises a threaded pipe part (241) with an external thread and a connecting pipe part (242) with one end communicated with the threaded pipe part (241), and a hexagonal prism boss (25) is formed on the outer side of one end, close to the threaded pipe part (241), of the connecting pipe part (242).

8. The improved connection structure of a high-pressure hose according to claim 2, wherein: the inner diameter of the external thread connecting pipe (24) is equal to that of the arc-shaped turning pipe (22).