CN214579499U

CN214579499U - Quick joint structure

Info

Publication number: CN214579499U
Application number: CN202120880761.6U
Authority: CN
Inventors: 叶斌海; 孙铭
Original assignee: Ningbo Lijia Qingshi Electric Technology Co ltd
Current assignee: Ningbo Lijia Qingshi Electric Technology Co ltd
Priority date: 2021-04-26
Filing date: 2021-04-26
Publication date: 2021-11-02
Anticipated expiration: 2031-04-26

Abstract

The application relates to a quick joint structure, which belongs to the technical field of pipe joints. The water pipe connector comprises a connector body, wherein a mounting hole for mounting a water supply pipe is formed in the connector body, a sealing ring and a clamping component are mounted in the mounting hole, the clamping component limits the water pipe in the mounting hole, and the inner diameter of the sealing ring is smaller than or equal to the outer diameter of the water pipe. This application has the simple to operate's between joint and the water pipe effect.

Description

Quick joint structure

Technical Field

The application relates to the field of coupling, especially relates to a quick joint structure.

Background

The joint is a component for connecting water pipes. The common external thread end-connected water pipe joint is formed by die casting a zinc alloy material, and the surface of the common external thread end-connected water pipe joint is galvanized, sanded or chromeplated; compact structure, no air hole and high strength.

The existing joint is usually screwed by adopting a threaded sleeve, or the joint and a water pipe are directly screwed, so that the joint and the water pipe are connected.

In view of the above-mentioned related art, the inventors have considered that the fitting is inconvenient to install between the fitting and the water pipe when the fitting is used, and that the fitting needs to be screwed down by gentle rotation.

SUMMERY OF THE UTILITY MODEL

In order to facilitate the installation between joint and the water pipe, the application provides a quick joint structure.

The application provides a quick-operation joint structure adopts following technical scheme:

the utility model provides a quick joint structure, includes the joint body, set up the mounting hole of delivery pipe installation on the joint body, install sealing washer and solid subassembly of card in the mounting hole, the solid subassembly of card restricts the water pipe in the mounting hole, the internal diameter of sealing washer is less than or equal to the external diameter of water pipe.

Through adopting above-mentioned technical scheme, through installing sealing washer and the solid subassembly of card in the mounting hole, the water pipe seals through inserting the mounting hole through the sealing washer between water pipe and the joint, restricts the water pipe through the solid subassembly of card and breaks away from, clamps the water pipe and fixes in the mounting hole for water pipe simple to operate only needs to clamp and puts into in the mounting hole.

Optionally, the mounting hole is a stepped hole and comprises a plug section and a sealing section, the inner diameter of the plug section is smaller than that of the sealing section, the water pipe penetrates through the sealing section and is plugged in the plug section, and the sealing ring is mounted in the sealing section.

Through adopting above-mentioned technical scheme, through seting up the mounting hole into the shoulder hole, the great sealed section of internal diameter supplies the sealing washer installation for the water pipe inserts the mounting hole back, and the part that the water pipe is located the sealed section receives the sealing washer effect, keeps sealed, and the water pipe inserts the part of cartridge section, on the one hand, further improves the leakproofness between water pipe and the joint, and on the other hand, make the better entering water pipe of water in the joint and reduce the impact to the sealing washer, make the better holding position of sealing washer stable.

Optionally, the mounting hole further includes a communicating section, an inner diameter of the communicating section is smaller than an inner diameter of the inserting section, a step surface is formed between the communicating section and the inserting section, and the communicating section and the inserting section are set to be an abutting surface for abutting the water pipe.

Through adopting above-mentioned technical scheme, the internal diameter of intercommunication section is less than the cartridge section for the butt face can restrict water pipe male distance, makes the degree of depth when the water pipe inserts can better control, and behind water pipe butt face, be difficult to more have the rivers to flow between the pore wall of water pipe and mounting hole simultaneously, further improves the leakproofness between water pipe and the joint.

Optionally, the clamping and fixing assembly includes a clamping and fixing pipe, one end of the clamping and fixing pipe is located in the mounting hole and is provided with a deformation groove along the axial direction, one end of the clamping and fixing pipe, provided with the deformation groove, is provided with a limiting protrusion, a first guide surface is arranged in the mounting hole, the limiting protrusion abuts against the first guide surface, the inner diameter of the first guide surface is gradually reduced towards the opening direction of the mounting hole, and the other end of the clamping and fixing pipe is located outside the mounting hole and is provided with a drawing flange.

By adopting the technical scheme, the water supply pipe of the clamping and fixing pipe passes through the deformation groove on the clamping and fixing pipe, so that one end of the clamping and fixing pipe, provided with the deformation groove, has better deformation capacity, the arranged first guide surface ensures that one end of the clamping and fixing pipe, provided with the deformation groove, can contract when the clamping and fixing pipe does movement for pulling out the mounting hole, so as to clamp and fix the water pipe, the arranged drawing and flanging facilitate the operation of the clamping and fixing pipe, when the water pipe needs to be taken down, the clamping and fixing pipe only needs to be pushed into the mounting hole through drawing and flanging, so that the clamping and fixing pipe does not contract and extrude the water pipe, the water pipe is convenient to take down, when the water pipe needs to be mounted, the water pipe is inserted into the mounting hole, the clamping and fixing pipe is pulled outwards through drawing and flanging, so that one end of the clamping and fixing pipe, provided with the deformation groove, the clamping and fixing pipe can also move outwards towards the mounting hole under the action of friction force, and the clamping and fixing pipe moves outwards towards the mounting hole, the clamping fixed pipe can further improve the extrusion force of the water pipe, so that the friction force between the water pipe and the clamping fixed pipe is further improved, and the water pipe can be well maintained in the installation hole to be in an inserted state no matter under the action of pulling force or the action of pushing force of water flow.

Optionally, the mounting hole further includes a fixing section, the water pipe sequentially penetrates through the fixing section and the sealing section when being inserted, the clamping component further includes a limiting seat, the limiting seat is fixed to the fixing section, the first guide surface is arranged at one end, close to the sealing section, of the limiting seat, the inner wall of the limiting seat is further provided with a second guide surface, the second guide surface is arranged at one end, far away from the sealing section, of the limiting seat, and the inner diameter of the second guide surface is gradually enlarged along the direction, far away from the sealing section, of the second guide surface.

Through adopting above-mentioned technical scheme, spacing seat is used for seting up first spigot surface and second spigot surface, and the second spigot surface makes things convenient for the solid pipe of card to pack into spacing seat, sets up solitary spacing seat simultaneously and installs fixed to the canned paragraph in for spacing seat can be processed alone, compares in directly processing first spigot surface and second spigot surface in connecting, makes the processing that connects more convenient.

Optionally, the inner wall of the clamping fixed pipe is provided with a pressing protrusion.

Through adopting above-mentioned technical scheme, the inside wall of the clamping solid pipe sets up the bulge for the fixed water pipe of extrusion that can be better after the shrink of clamping solid pipe.

Optionally, the outer side wall of the limiting seat is provided with a plurality of easily-deformed limiting pieces.

Through adopting above-mentioned technical scheme, spacing seat is fixed through the spacing piece of a plurality of yielding of outer wall setting, and spacing seat inlays the back of packing into in the mounting hole, and the spacing piece of yielding warp is out of shape under the extrusion, through the inner wall of the spacing piece butt canned paragraph of yielding to fix spacing seat in the mounting hole, spacing seat is difficult to break away from in the mounting hole, and spacing seat installation is more firm.

Optionally, still be supporting with the sealed pipe, sealed intraductal sealed, sealed pipe one end is provided with the turn-ups of taking.

Through adopting above-mentioned technical scheme, supporting sealed pipe is used for the shutoff to connect, when connecting the water pipe and carrying out rivers's use, can carry out the shutoff through sealed pipe, when needs use, through taking off sealed pipe, then insert the water pipe can, the turn-ups of taking that sets up on the sealed pipe conveniently takes the operation.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the water pipe is clamped and fixed in the mounting hole by limiting the separation of the water pipe through the clamping and fixing component, so that the water pipe is convenient to mount and only needs to be clamped and installed in the mounting hole;

2. the water supply pipe of the clamping and fixing pipe penetrates through the deformation groove on the clamping and fixing pipe, so that one end of the clamping and fixing pipe, provided with the deformation groove, has better deformation capacity, the arranged first guide surface ensures that one end of the clamping and fixing pipe, provided with the deformation groove, can be contracted when the clamping and fixing pipe moves out of the mounting hole, so as to clamp and fix the water pipe, the arranged drawing flanging facilitates the operation of the clamping and fixing pipe, when the water pipe needs to be taken down, the clamping and fixing pipe does not shrink and extrude the water pipe only by pushing the drawing flanging into the mounting hole, the water pipe is convenient to take down, when the water pipe needs to be mounted, the water pipe is inserted into the mounting hole, the clamping and fixing pipe is pulled outwards by drawing the flanging, so that one end of the clamping and fixing pipe, provided with the deformation groove, at the moment, when the water pipe moves outwards, the clamping and fixing pipe also moves outwards towards the mounting hole under the action of friction force, the clamping and fixing pipe can further improve the extrusion force on the water pipe, therefore, the friction force between the water pipe and the clamping pipe is further improved, so that the water pipe can be well maintained in the mounting hole to be kept in an inserted state no matter under the action of pulling force or water flow pushing force;

3. supporting sealed pipe is used for the shutoff to connect, when connecting the water pipe and carrying out the utilization of rivers, can carry out the shutoff through sealed pipe, when needs use, through taking off sealed pipe, then insert the water pipe can, the turn-ups of taking that sets up on the sealed pipe conveniently takes the operation.

Drawings

FIG. 1 is a cross-sectional view 1 of an embodiment of the present application;

FIG. 2 is a cross-sectional view 2 of an embodiment of the present application;

FIG. 3 is an enlarged view at A in FIG. 2;

fig. 4 is an exploded view of the retainer and the clamp tube in the embodiment of the present application.

Description of reference numerals: 1. a connector body; 2. mounting holes; 21. a fixed section; 22. inserting and mounting sections; 23. a communicating section; 24. an abutting surface; 25. a sealing section; 31. a limiting seat; 311. a deformation limiting sheet; 312. a first guide surface; 313. a second guide surface; 32. clamping and fixing the pipe; 321. a limiting bulge; 322. a third guide surface; 323. a deformation groove; 324. drawing and flanging; 325. embossing; 4. a seal ring; 5. a water pipe; 6. closing the pipe; 61. a sealing plate; 62. and taking the turned edge.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses quick joint structure.

Referring to fig. 1 and 2, a quick joint structure includes a joint body 1, a clamping component, a sealing ring 4, a water pipe 5 used in cooperation and a matched sealed pipe 6, the joint body 1 can adopt a straight pipe two-way pipe, a bent pipe two-way pipe, a three-way pipe and the like, here, the two-way pipe bent at 90 degrees is taken as an example, at least one of two connected openings on the joint body 1 is set as a mounting hole 2.

Referring to fig. 2 and 3, the installation hole 2 is a stepped hole, and includes a fixing section 21, a sealing section 25, an insertion section 22, and a communicating section 23 in a direction from one end of the opening to the inside of the joint body 1, an inner diameter of the fixing section 21 is larger than an inner diameter of the sealing section 25, an inner diameter of the sealing section 25 is larger than an inner diameter of the insertion section 22, an inner diameter of the insertion section 22 is larger than an inner diameter of the communicating section 23, and a stepped surface formed between the communicating section 23 and the insertion section 22 is an abutment surface 24.

Referring to fig. 2 and 3, one end of the water pipe 5 is inserted into the insertion section 22 and abuts against the abutting surface 24, and the water pipe 5 is limited in the mounting hole 2 under the action of the clamping component.

Referring to fig. 3 and 4, the solid subassembly of card includes spacing seat 31 and the solid pipe 32 of card, and spacing seat 31 is the pipe form and wholly inlays the dress in canned paragraph 21, and spacing seat 31 outer wall is provided with a plurality of yielding spacing pieces 311 along circumference interval angle, and yielding spacing piece 311 can adopt the thin slice that the iron sheet also can adopt other metal materials, and yielding spacing piece 311 and spacing seat 31 injection moulding together are easy, and yielding spacing piece 311 buckles and the butt pore wall of canned paragraph 21 after inserting.

Referring to fig. 3 and 4, the inner diameter of the limiting seat 31 is larger than the aperture of the sealing section 25, a first guide surface 312 and a second guide surface 313 are provided on the inner wall of the limiting seat 31, the first guide surface 312 is provided at one end of the limiting seat 31 close to the sealing section 25, the inner diameter of the first guide surface 312 is gradually reduced towards the opening direction of the mounting hole 2, the second guide surface 313 is provided at one end of the limiting seat 31 far away from the sealing section 25, and the inner diameter of the second guide surface 313 is gradually enlarged along the direction far away from the sealing section 25.

Referring to fig. 3 and 4, the clamping pipe 32 penetrates through the limiting seat 31, one end of the clamping pipe 32 is located in the sealing section 25, the other end of the clamping pipe is located outside the mounting hole 2, a limiting protrusion 321 is integrally arranged on the outer wall of one end of the clamping pipe 32 located in the sealing section 25, a third guide surface 322 is arranged on the limiting protrusion 321, one side, away from the first guide surface 312, of the third guide surface 322 is contracted towards the axis direction of the mounting hole 2, and the clamping pipe 32 can be more easily mounted in the limiting seat 31.

Referring to fig. 3 and 4, a deformation groove 323 is formed in one end of the clamping pipe 32 located in the sealing section 25, the deformation groove 323 is provided with a plurality of deformation grooves 323, the deformation grooves 323 are arranged along the circumferential direction of the clamping pipe 32 at equal angular intervals, the deformation groove 323 divides the third guide surface 322 into a plurality of parts, a circle of embossments 325 are arranged on the inner wall of the clamping pipe 32, the embossments 325 are also divided into a plurality of parts by the deformation groove 323, the first guide surface 312 is abutted by the limiting protrusions 321, the clamping pipe 32 is limited from being separated from the limiting seat 31, and a drawing flange 324 is integrally arranged at one end of the clamping pipe 32 located outside the mounting hole 2 and used for drawing the clamping pipe 32 to move relative to the limiting seat 31.

Referring to fig. 3 and 4, the inner diameter of the sealing ring 4 is smaller than or equal to the outer diameter of the water pipe 5, the inner diameter of the sealing ring 4 in this embodiment is smaller than the outer diameter of the water pipe 5, two sealing rings 4 are provided, the two sealing rings 4 are coaxial with the sealing section 25 and are embedded in the sealing section 25, two sealing rings 4 are provided, the two sealing rings 4 are arranged in an overlapping manner, and one sealing ring 4 abuts against a step surface between the sealing section 25 and the insertion section 22.

Referring to fig. 3 and 4, the water pipe 5 sequentially passes through the clamping pipe 32 and the sealing section 25 and is inserted into the insertion section 22 and abuts against the abutting surface 24, the sealing ring 4 is clamped between the outer wall of the water pipe 5 and the inner wall of the sealing section 25, the sealing ring 4 is squeezed when the water pipe 5 passes through the sealing ring 4, the sealing ring 4 is deformed, and the sealing performance between the water pipe 5 and the sealing section 25 is kept good.

Referring to fig. 1 and 2, the outer diameter of sealed pipe 6 is unanimous with 5 water pipes, and sealed pipe 6 one end opening part an organic whole is provided with closing plate 61 for when sealed pipe 6 replaces water pipe 5 to insert in mounting hole 2, rivers can't flow out mounting hole 2, and sealed pipe 6 other end an organic whole is provided with the turn-ups 62 of taking, and the turn-ups 62 of taking is kept away from the outer edge of sealed pipe 6 and is the loudspeaker form and expand the setting outward.

The implementation principle of a quick joint structure in the embodiment of the present application is: when the water pipe 5 needs to be taken down, the clamping pipe 32 is not contracted to extrude the water pipe 5 only by pushing the pulling flange 324 into the mounting hole 2, the water pipe 5 is convenient to take down, when the water pipe 5 needs to be mounted, the water pipe 5 is inserted into the mounting hole 2, the clamping pipe 32 is pulled outwards by pulling the pulling flange 324, the end, provided with the deformation groove 323, of the clamping pipe 32 is contracted to extrude the water pipe 5, at the moment, when the water pipe 5 moves outwards, the clamping pipe 32 can also move outwards from the mounting hole 2 under the action of friction force, the clamping pipe 32 moves outwards from the mounting hole 2, the clamping pipe 32 can further improve the extrusion force of the water pipe 5, the friction force between the water pipe 5 and the clamping pipe 32 is further improved, and the water pipe 5 can be well maintained in the mounting hole 2 to keep the inserted state no matter under the action of the pulling force or the action of the pushing force of the water flow.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A quick connector structure is characterized in that: the connector comprises a connector body (1), wherein a mounting hole (2) for mounting a water supply pipe (5) is formed in the connector body (1), a sealing ring (4) and a clamping component are mounted in the mounting hole (2), the clamping component limits the water pipe (5) in the mounting hole (2), and the inner diameter of the sealing ring (4) is smaller than or equal to the outer diameter of the water pipe (5).

2. The quick connector structure of claim 1, wherein: the mounting hole (2) is a stepped hole and comprises an inserting section (22) and a sealing section (25), the inner diameter of the inserting section (22) is smaller than that of the sealing section (25), the water pipe (5) penetrates through the sealing section (25) and is inserted into the inserting section (22), and the sealing ring (4) is mounted on the sealing section (25).

3. The quick connector structure of claim 2, wherein: the mounting hole (2) further comprises a communicating section (23), the inner diameter of the communicating section (23) is smaller than that of the inserting section (22), a step surface is formed between the communicating section (23) and the inserting section (22), and an abutting surface (24) is formed to abut against the water pipe (5).

4. The quick connector structure of claim 1, wherein: the clamping and fixing component comprises a clamping and fixing pipe (32), one end of the clamping and fixing pipe (32) is located in the mounting hole (2) and is provided with a deformation groove (323) along the axial direction, one end, provided with the deformation groove (323), of the clamping and fixing pipe (32) is provided with a limiting protrusion (321), a first guide surface (312) is arranged in the mounting hole (2), the limiting protrusion (321) abuts against the first guide surface (312), the inner diameter of the first guide surface (312) is gradually reduced towards the opening direction of the mounting hole (2), and the other end of the clamping and fixing pipe (32) is located outside the mounting hole (2) and is provided with a drawing flanging (324).

5. The quick connector structure of claim 4, wherein: the mounting hole (2) further comprises a fixing section (21), the water pipe (5) penetrates through the fixing section (21) and the sealing section (25) in sequence when inserted, the clamping and fixing component further comprises a limiting seat (31), the limiting seat (31) is fixed on the fixing section (21), the first guide surface (312) is arranged at one end, close to the sealing section (25), of the limiting seat (31), the inner wall of the limiting seat (31) is further provided with a second guide surface (313), the second guide surface (313) is arranged at one end, far away from the sealing section (25), of the limiting seat (31), and the inner diameter of the second guide surface (313) is gradually enlarged along the direction far away from the sealing section (25).

6. The quick connector structure of claim 4, wherein: the inner wall of the clamping and fixing pipe (32) is provided with a bulge (325).

7. The quick connector structure of claim 5, wherein: the outer side wall of the limiting seat (31) is provided with a plurality of easily-deformed limiting sheets (311).

8. The quick connector structure of claim 1, wherein: still be supporting with sealed pipe (6), sealed pipe (6) internal seal, sealed pipe (6) one end is provided with turn-ups (62) of taking.