CN210687402U

CN210687402U - Three-way air conditioner pipeline joint

Info

Publication number: CN210687402U
Application number: CN201921612516.6U
Authority: CN
Inventors: 应春飞
Original assignee: Taizhou Jingyi Pipe Fittings Co Ltd
Current assignee: Taizhou Jingyi Pipe Fittings Co Ltd
Priority date: 2019-09-26
Filing date: 2019-09-26
Publication date: 2020-06-05
Anticipated expiration: 2029-09-26

Abstract

The utility model relates to a three-way air-conditioning pipeline joint, which comprises a pipe body, a fixed-length shunt pipe joint fixedly connected with the outlet end of the pipe body and a telescopic shunt pipe joint fixedly connected with the outlet end of the pipe body; the telescopic pipe assembly comprises a telescopic pipe and an elastic positioning ring fixedly connected to the telescopic pipe, and an elastic block is arranged on the elastic positioning ring; the limiting pipe assembly comprises a limiting pipe and a sealing element arranged at the tail end of the limiting pipe, a limiting groove is formed in the limiting pipe along the length direction, the width of the limiting groove is consistent with that of the elastic block, a plurality of limiting block positioning holes are uniformly formed in the limiting groove, and limiting blocks matched with the limiting block positioning holes are arranged in the limiting block positioning holes. The three-way air conditioner pipeline joint can be produced in batch, the length of a straight pipe of the multi-gear adjusting shunt pipe joint is realized, the overall sealing performance is high, and self-locking can be realized.

Description

Three-way air conditioner pipeline joint

Technical Field

The utility model relates to an air conditioner pipeline design technical field, concretely relates to tee bend air conditioner pipeline connects.

Background

The air conditioner is a device for adjusting and controlling parameters such as temperature, humidity, cleanliness, flow velocity and the like of the air in the internal environment of buildings, transportation equipment and the like by manual means, and is widely applied to production and life. The air conditioner is composed of a plurality of parts, wherein various pipelines are included, and the pipelines need to be divided or converged in a switching mode through an adapter.

The tee air conditioner pipeline joint is a commonly used connecting element when connecting an air conditioner pipeline, at present, the tee air conditioner pipeline joint is mostly a fixed-length shunt pipe joint which can not finely adjust the length of a straight pipe, in the air conditioner assembly process, the situation that a copper pipe is not long enough and a section of pipeline needs to be added frequently occurs at the tee air conditioner pipeline joint, after the situation occurs, a processing mode of cutting one section of copper pipe to perform on-site welding is usually adopted, multiple devices such as an oxygen cylinder, a welding gun, a cutting tool and the like need to be used for welding the copper pipe, the carrying is inconvenient, faults and dangers are easy to occur, the welded pipeline is difficult to perform air tightness detection, and potential safety hazards are left for.

In order to stabilize the connection between the pipe body at the joint of the pipeline and the external pipeline and prevent the liquid or gas at the inner side from easily leaking, a pipeline joint which can be produced in batch, has stable connection and good air tightness and can adjust the pipe length needs to be developed.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the application provides the three-way air conditioner pipeline joint. The three-way air-conditioning pipeline joint can realize multi-gear adjustment of the length of the straight pipe of the shunt pipe joint on the premise of keeping stable connection of the pipe body and the shunt pipe joint by matching the limiting block and the elastic block; the sealing element is arranged at the tail end of the limiting pipe, so that the overall sealing performance is improved, and the condition that liquid on the inner side leaks out can be prevented; the flow tube joint can realize self-locking, prevent the change of the length of the flow tube joint during unmanned operation, and has the advantages of mass production, gas tightness detection before leaving a factory and quality assurance.

The utility model discloses the technical scheme who applies is: the three-way air-conditioning pipeline joint comprises a pipe body, a fixed-length shunt pipe joint fixedly connected with the outlet end of the pipe body and a telescopic shunt pipe joint fixedly connected with the outlet end of the pipe body; the telescopic pipe assembly comprises a telescopic pipe and an elastic positioning ring fixedly connected to the telescopic pipe, and an elastic block is arranged on the elastic positioning ring; spacing pipe assembly includes spacing pipe and locates the terminal sealing member of spacing pipe, spacing intraductal edge length direction is equipped with the spacing groove, spacing groove width is unanimous with the bullet piece width, spacing inslot is even is equipped with many stopper locating holes, be equipped with the stopper rather than the adaptation in the stopper locating hole, the distance between the adjacent terminal surface of two adjacent stoppers and the highly uniform of bullet piece, spacing pipe assembly top and body exit link firmly.

Compared with the prior art, the three-way air conditioner pipeline joint has the following progress:

(1) the limiting block is matched with the elastic block, so that the length of the straight pipe of the shunt pipe joint can be adjusted in multiple gears on the premise of keeping the stable connection between the pipe body and the shunt pipe joint;

(2) the sealing element is arranged at the tail end of the limiting pipe, so that the overall sealing performance is improved, and the condition that liquid on the inner side leaks out can be prevented;

(3) the self-locking can be realized, and the change of the length of the flow pipe joint during unmanned operation is prevented.

Preferably, the telescopic pipe is provided with a positioning groove matched with the elastic positioning ring in size, and the outer diameter of the elastic positioning ring is consistent with that of the telescopic pipe after assembly. The elastic positioning ring is arranged in the positioning groove, so that the elastic positioning ring is prevented from sliding due to stress when the telescopic pipe adjusts gears.

Preferably, the width of the elastic positioning ring at the ring is different from that of the elastic block. The elastic positioning ring and the telescopic pipe are prevented from rotating relatively after installation.

Preferably, the elastic positioning ring is made of nitrile rubber. The nitrile rubber has good elasticity, wear resistance, aging resistance and oil resistance, and the elastic positioning ring is made of the nitrile rubber, so that the elasticity is good, the gear operation is easy to change, and the service life is long.

Preferably, the upper end of the telescopic pipe is provided with an anti-falling outer edge, and the outer diameter of the anti-falling outer edge is larger than the inner diameter of the limiting pipe. When the pipe body is assembled with the telescopic shunt pipe joint, the telescopic pipe can be prevented from falling off.

Preferably, the outer diameter of the anti-falling outer edge is consistent with the inner diameter of the outlet of the pipe body. Play certain sealed effect, prevent that liquid from flowing into the clearance between body and the flexible pipe.

And optimally, the distance between the lower end surface of the anti-falling outer edge and the upper end surface of the elastic block is consistent with the height of the limiting pipe. The elastic positioning ring is convenient to mount.

As optimization, two limiting grooves are symmetrically formed in the inner wall of the limiting pipe, five limiting block positioning holes are uniformly formed in each limiting groove, and each limiting block positioning hole is a rectangular through hole. The five limiting block positioning holes can realize the change of six length gears of the telescopic flow division pipe joint, and the limiting block positioning holes are through holes, so that the limiting blocks can be conveniently installed and fixed.

And optimally, the upper end surface of the limiting pipe is fixedly connected with the outlet of the pipe body in a welding manner. The welding position is the outer edge of the limiting block positioning hole on the outer side of the limiting pipe, the welding is fixedly connected in a firm mode, and the operation is simple.

Preferably, the limiting block is fixedly connected with the limiting pipe in a welding mode. Firm in connection, the leakproofness is good.

And the sealing piece comprises a sleeve, and a sealing gasket pressing ring which are arranged in the sleeve in sequence. The sleeve is fixedly connected with the limiting pipe in a screwed mode, and the sealing gasket pressing ring is compressed through the tail end of the limiting pipe, so that the sealing gasket is prevented from shifting in the working process.

Preferably, the seamed edges on the upper side and the lower side of the extending end of the limiting block are of arc structures. The arc structure that the stopper stretches out the end plays the guide effect, reserves out deformation space for the bullet piece, has improved the maneuverability of the flexible pipe gear of transform.

Preferably, a fixing support is arranged on the outer side of the telescopic shunt pipe joint. The telescopic shunt pipe joint is convenient to be fixed at a required position.

Preferably, the fixed bracket is welded to the telescopic shunt pipe joint. The welding connection is more firm and reliable.

Drawings

Fig. 1 is a schematic structural view of a three-way air-conditioning pipeline joint of the present invention;

fig. 2 is a cross-sectional view of the three-way air-conditioning pipeline joint of the present invention;

fig. 3 is a schematic structural view of the telescopic tube of the present invention;

fig. 4 is a schematic structural view of the telescopic tube assembly of the present invention;

fig. 5 is a schematic structural view of the elastic positioning ring of the present invention;

fig. 6 is a schematic structural view of the limiting tube of the present invention;

fig. 7 is a cross-sectional view of a spacing tube of the present invention;

fig. 8 is a cross-sectional view of a seal of the present invention;

FIG. 9 is a schematic structural view of the stopper of the present invention;

fig. 10 is a sequence diagram illustrating the installation of the retractable diverging pipe joint of the present invention;

fig. 11 is an assembly view of the retractable diverging pipe joint of the present invention.

The labels in the figures are:

1-a pipe body; 2-fixed length shunt pipe joint; 3-telescopic shunt pipe joint, 31-telescopic pipe component, 311-telescopic pipe, 3111-locating slot, 3112-anti-drop outer edge, 312-elastic locating ring, 3121-elastic block, 32-limit pipe component, 321-limit pipe, 3211-limit slot, 3212-limit block locating hole, 322-limit block, 323-sealing element, 3231-sleeve, 3232-sealing pad and 3233-sealing pad clamping ring; 4-fixing the bracket.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments (examples), which are described herein for illustrative purposes only and are not intended to be a basis for limiting the present invention.

Referring to fig. 1-9, the three-way air-conditioning pipeline joint in the prior art comprises a pipe body 1 and a fixed-length shunt pipe joint 2 fixedly connected with the outlet end of the pipe body 1, and the three-way air-conditioning pipeline joint of the utility model also comprises a telescopic shunt pipe joint 3 fixedly connected with the outlet end of the pipe body 1; the telescopic shunt pipe joint 3 comprises a telescopic pipe assembly 31 and a limiting pipe assembly 32 sleeved on the telescopic pipe assembly 31, the telescopic pipe assembly 31 comprises a telescopic pipe 311 and an elastic positioning ring 312 fixedly connected on the telescopic pipe, and an elastic block 3121 is arranged on the elastic positioning ring 312; the limiting pipe assembly 32 comprises a limiting pipe 321 and a sealing element 323 arranged at the tail end of the limiting pipe 321, a limiting groove 3211 is formed in the limiting pipe 321 along the length direction, the width of the limiting groove 3211 is consistent with that of the elastic block 3121, a plurality of limiting block positioning holes 3212 are uniformly formed in the limiting groove 3211, limiting blocks 322 matched with the limiting block positioning holes 3212 are arranged in the limiting block positioning holes 3212, the distance between the adjacent end faces of the two adjacent limiting blocks 322 is consistent with the height of the elastic block 3121, and the top of the limiting pipe assembly 32 is fixedly connected with the outlet of the pipe body 1.

Referring to fig. 10 and 11, when the three-way air-conditioning pipeline joint of the present invention is assembled, the telescopic shunt pipe joint 3 needs to be assembled first, and first, the stopper 322 is inserted into the stopper positioning hole 3212 of the stopper pipe 321, and the stopper 322 is fixedly connected with the stopper pipe 321 by an external welding manner; secondly, the extension tube 311 is inserted into the limiting tube 321 from top to bottom until the lower end surface of the anti-falling outer edge 3112 abuts against the upper end surface of the limiting tube 321, the positioning groove 3111 is sleeved with the elastic positioning ring 312 from bottom to top, and the elastic block 3121 of the elastic positioning ring 312 is matched with the limiting groove 3211 of the limiting tube 321; then, the sealing gasket 3232 and the sealing gasket pressing ring 3233 are sequentially placed into the sleeve 3231, the assembled sealing member 323 is sleeved on the telescopic pipe 311, and is fixedly connected with the limiting pipe 321 through the thread at the upper end of the sleeve 3231, so that the assembly of the telescopic shunt pipe joint 3 is completed. The opposite outlet end of the T-shaped three-way pipe body 1 is fixedly connected with the fixed-length flow dividing pipe joint 2, and then the assembled telescopic flow dividing pipe joint 3 is connected with the vertical end outlet of the pipe body 1 through welding, so that the assembly of the whole three-way air-conditioning pipeline joint is completed.

In this embodiment, the telescopic tube 311 is provided with a positioning groove 3111 matching the elastic positioning ring 312 in size, and after assembly, the outer diameter of the elastic positioning ring 312 is the same as the outer diameter of the telescopic tube 311.

The elastic positioning ring 312 has a different width at the ring than at the bullet block 3121. The elastic positioning ring 312 is made of nitrile rubber.

The telescopic pipe 311 upper end is equipped with anticreep outer edge 3112, the external diameter on anticreep outer edge 3112 is greater than the internal diameter of spacing pipe 321. Further, the outer diameter of the anti-slip outer rim 3112 is the same as the inner diameter of the outlet of the pipe body 1.

The distance between the lower end face of the anti-falling outer edge 3112 and the upper end face of the elastic block 3121 is consistent with the height of the limiting pipe 321.

The inner wall of the limiting pipe 321 is symmetrically provided with two limiting grooves 3211, five limiting block positioning holes 3212 are uniformly arranged in each limiting groove 3211, and each limiting block positioning hole 3212 is a rectangular through hole.

The upper end surface of the limiting pipe 321 is fixedly connected with the outlet of the pipe body 1 in a welding mode. The limiting block 322 is fixedly connected with the limiting pipe 321 in a welding mode.

The sealing member 323 comprises a sleeve 3231, and a sealing gasket 3232 and a sealing gasket pressing ring 3233 which are sequentially arranged in the sleeve 3231.

The upper and lower edges of the extending end of the limiting block 322 are arc-shaped.

And a fixing support 4 is arranged on the outer side of the telescopic shunt pipe joint 3. The fixed bracket 4 is welded to the telescopic shunt tube connector 3.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. Tee bend air conditioner pipeline connects, including body (1) and with body (1) exit end connect firmly fixed length reposition of redundant personnel coupling (2), its characterized in that: the device also comprises a telescopic shunt pipe joint (3) fixedly connected with the outlet end of the pipe body (1);

the telescopic shunt pipe joint (3) comprises a telescopic pipe assembly (31) and a limiting pipe assembly (32) sleeved on the telescopic pipe assembly (31), the telescopic pipe assembly (31) comprises a telescopic pipe (311) and an elastic positioning ring (312) fixedly connected to the telescopic pipe, and an elastic block (3121) is arranged on the elastic positioning ring (312); the limiting pipe assembly (32) comprises a limiting pipe (321) and a sealing element (323) arranged at the tail end of the limiting pipe (321), a limiting groove (3211) is formed in the limiting pipe (321) along the length direction, the width of the limiting groove (3211) is consistent with that of the elastic block (3121), a plurality of limiting block positioning holes (3212) are uniformly formed in the limiting groove (3211), limiting blocks (322) matched with the limiting block positioning holes (3212) are arranged in the limiting block positioning holes, the distance between the adjacent end faces of the two adjacent limiting blocks (322) is consistent with the height of the elastic block (3121), and the top of the limiting pipe (321) is fixedly connected with the outlet of the pipe body (1).

2. The three-way air conditioning pipeline joint of claim 1, wherein: the telescopic pipe (311) is provided with a positioning groove (3111) matched with the elastic positioning ring (312) in size, and the outer diameter of the elastic positioning ring (312) is consistent with that of the telescopic pipe (311) after assembly.

3. The three-way air conditioning pipeline joint of claim 1, wherein: the telescopic pipe (311) upper end is equipped with anticreep outer edge (3112), the external diameter on anticreep outer edge (3112) is greater than the internal diameter of spacing pipe (321).

4. The three-way air conditioning pipeline joint of claim 3, wherein: the outer diameter of the anti-falling outer edge (3112) is consistent with the inner diameter of the outlet of the pipe body (1).

5. The three-way air conditioning pipeline joint according to claim 3 or 4, wherein: the distance between the lower end face of the anti-falling outer edge (3112) and the upper end face of the elastic block (3121) is consistent with the height of the limiting pipe (321).

6. The three-way air conditioning pipeline joint of claim 1, wherein: the inner wall of the limiting pipe (321) is symmetrically provided with two limiting grooves (3211), five limiting block positioning holes (3212) are uniformly arranged in each limiting groove (3211), and each limiting block positioning hole (3212) is a rectangular through hole.

7. The three-way air conditioning pipeline joint of claim 1, wherein: the upper end surface of the limiting pipe (321) is fixedly connected with the outlet of the pipe body (1) in a welding mode.

8. The three-way air conditioning pipeline joint of claim 1, wherein: the limiting block (322) is fixedly connected with the limiting pipe (321) in a welding mode.

9. The three-way air conditioning pipeline joint of claim 8, wherein: the sealing element (323) comprises a sleeve (3231), and a sealing gasket (3232) and a sealing gasket pressing ring (3233) which are sequentially arranged in the sleeve (3231).

10. The three-way air conditioning pipeline joint of claim 1, wherein: the upper and lower edges of the extending end of the limiting block (322) are of arc structures.