CN214744063U

CN214744063U - Pipe fitting quick-operation joint of high leakproofness

Info

Publication number: CN214744063U
Application number: CN202120322577.XU
Authority: CN
Inventors: 杨小云
Original assignee: Zhejiang Donsen Environmental Technology Co ltd
Current assignee: Zhejiang Donsen Environmental Technology Co ltd
Priority date: 2021-02-04
Filing date: 2021-02-04
Publication date: 2021-11-16
Anticipated expiration: 2031-02-04

Abstract

The utility model provides a high-tightness pipe fitting quick connector, which comprises a connector body and a connecting assembly, wherein the connecting assembly comprises a sealing ring, a clamping jaw and a sleeve, a plurality of inclined elastic pieces are arranged on the clamping jaw at equal intervals in an annular manner, a stop ring is also arranged between the clamping jaw and the sealing ring, a conical surface corresponding to the elastic pieces is arranged on the stop ring, and a plurality of annular reinforcing ribs are arranged on the sealing ring; when the pipe fitting is disassembled, the sleeve is taken off and pressed down to prop the elastic sheet against the conical surface after being unfolded, and the external pipe fitting can be taken out from the clamping jaw. The utility model relates to a pipe fitting quick-operation joint of high leakproofness, the inside and outside of its sealing washer is equipped with strengthening rib and sealing flange respectively, has improved leakproofness and intensity, and is not fragile at pipe fitting dismouting in-process, and installs the barrier ring between jack catch and the sealing washer, can avoid the shell fragment on the jack catch to damage the sealing washer when dismantling the deformation through the barrier ring, has played the guard action, and then has promoted the holistic leakproofness of quick-operation joint.

Description

Pipe fitting quick-operation joint of high leakproofness

Technical Field

The utility model relates to a pipe fitting connects technical field, especially relates to a pipe fitting quick-operation joint of high leakproofness.

Background

The quick connector is convenient to connect and use, is widely used in pipeline connection, and is mainly used for quickly mounting and dismounting a pipeline by a quick-release assembly arranged at a pipe orifice. The clamp ring is an indispensable main part of the quick release assembly at the pipe orifice, and the quick connector and the pipe are fixedly connected relatively by tightly clamping the top end parts of the clamping jaws on the clamp ring on the outer wall of the pipe.

However, the top end of the jaw on the collar of the existing structure is directly pressed on the outer wall of the pipeline, so that the clamping force at the top end of the jaw on the collar easily breaks the outer wall of the pipeline in contact connection, the outer wall of the pipeline is damaged, meanwhile, the pipeline needs to be detached and reconnected in the use process, the tightness of the reconnection cannot be guaranteed due to the damage caused by the jaw on the collar, the sealing ring at the internal connection part is easily damaged by the jaw in the pipe dismounting process, the whole tightness of the pipe is reduced again, and the collar is not beneficial to long-term use.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The to-be-solved technical problem of the utility model is to provide a pipe fitting quick-operation joint of high leakproofness to overcome the problem of the pipe fitting quick-operation joint leakproofness is poor and the easy wearing and tearing sealing washer of jack catch among the prior art.

(II) technical scheme

For solving the technical problem, the utility model provides a pipe fitting quick-operation joint of high leakproofness, including connecting the body and installing coupling assembling on connecting the body, it is the return bend of both ends symmetry to connect the body, the both ends that connect the body are all installed coupling assembling, coupling assembling is including the suit in proper order connect this internal sealing washer, jack catch and take off the cover, the equidistant shell fragment that is equipped with a plurality of slopes of annular on the jack catch, the shape that the shell fragment encloses is whole to be the toper, plays the barb effect, can block external connection's pipe fitting back location, the jack catch with still install between the sealing washer and block the ring, be equipped with on the block ring with the conical surface that the shell fragment corresponds makes the shell fragment supports when warping and leans on the conical surface, avoid the shell fragment wearing and tearing are inside the sealing washer, be equipped with a plurality of annular strengthening ribs on the sealing washer and the inner wall and be equipped with a plurality of sealing flanges in order to improve inside and outside both sides The upper end of the sleeve is also provided with a pressing part, and one side of the pressing part is provided with a connecting part; when the pipe fitting is disassembled, the pressing part is pressed, the connecting part is pressed downwards to prop the elastic sheet open, then the elastic sheet is abutted against the conical surface, the aperture in the middle of the elastic sheet is increased, the elastic sheet is separated from the pipe fitting, and the external pipe fitting can be taken out from the clamping jaw.

Further, the position sleeve is still installed to one side of jack catch, be equipped with backstop portion on the position sleeve, be equipped with on the connecting portion with the backstop face that backstop portion corresponds, the position sleeve be used for with the jack catch the sealing washer and the barrier ring is fixed a position connect originally internally, backstop face on the connecting portion supports after the assembly and leans on the backstop portion, realizes the location of taking off the cover avoids it to break away from connect the body, connecting portion department still is equipped with the opening, the opening is so that the installation take off the cover, during the installation connecting portion warp the back card and goes into in the position sleeve, realize limit function after the connecting portion resets.

Furthermore, a first step, a second step and a third step are arranged on the joint body, the sealing ring abuts against the first step, the stop ring abuts against the second step, and the positioning sleeve abuts against the third step.

(III) advantageous effects

The utility model relates to a pipe fitting quick-operation joint of high leakproofness, the inside and outside of its sealing washer is equipped with strengthening rib and sealing flange respectively, has improved leakproofness and intensity, and is not fragile at pipe fitting dismouting in-process, and installs the barrier ring between jack catch and the sealing washer, can avoid the shell fragment on the jack catch to damage the sealing washer when dismantling the deformation through the barrier ring, has played the guard action, and then has promoted the holistic leakproofness of quick-operation joint.

Drawings

Fig. 1 is a perspective view of a quick pipe fitting joint with high sealing performance according to the present invention;

fig. 2 is an exploded view of the quick coupling for pipe fittings with high sealing performance;

FIG. 3 is a perspective view of a jaw of the quick coupling for high-sealing pipes of the present invention;

FIG. 4 is a perspective view of a stop ring of the quick coupling for high-sealing pipes of the present invention;

fig. 5 is a perspective view of a sealing ring of the quick pipe fitting joint with high sealing performance of the present invention;

FIG. 6 is a perspective view of the quick coupling for pipe fittings with high sealing performance;

fig. 7 is a cross-sectional view of the quick coupling for pipe fittings with high sealing performance of the present invention;

fig. 8 is a cross-sectional view of the joint body of the quick pipe joint with high sealing performance.

Wherein: 1 is a joint body, 101 is a first step, 102 is a second step, 103 is a third step, 2 is a seal ring, 201 is a reinforcing rib, 202 is a seal flange, 3 is a jaw, 301 is a spring plate, 4 is a sleeve, 401 is a connecting part, 402 is a stop surface, 403 is an opening, 404 is a pressing part, 5 is a stop ring, 501 is a conical surface, 6 is a positioning sleeve, 601 is a stop part.

Detailed Description

Referring to fig. 1 to 8, in order to solve the above technical problems, the utility model provides a high-sealing pipe fitting quick connector, which comprises a connector body 1 and a connecting assembly installed on the connector body 1, wherein the connector body 1 is a bent pipe with symmetrical two ends, the connecting assembly is installed at both ends of the connector body 1, the connector body 1 can be changed into a plurality of connectors according to various connecting modes of different pipelines, and the connecting assembly installed on each connector is used for connecting an external pipe fitting; referring to fig. 2 to 6, in this embodiment, the connection assembly includes a seal ring 2, a jaw 3 and a sleeve 4, which are sequentially sleeved in the joint body 1, wherein a plurality of inclined elastic pieces 301 are annularly and equidistantly arranged on the jaw 3, a conical joint is defined between the elastic pieces 301, the clamp can serve as a barb when an external pipe is put in, the external pipe is fixed, a blocking ring 5 is further installed between the jaw 3 and the seal ring 2, a conical surface 501 corresponding to the elastic pieces 301 is arranged on the blocking ring 5, the elastic pieces 301 can abut against the conical surface 501 when the pipe is disassembled, the blocking ring 5 serves to protect the seal ring 2, the elastic pieces 301 are prevented from wearing the seal ring 2, a plurality of annular reinforcing ribs 201 are arranged on the outer side of the seal ring 2, and a plurality of sealing flanges 202 are arranged on the inner wall, so that the sealing performance and the overall strength of the seal ring are enhanced; in this embodiment, a positioning sleeve 6 is further installed on one side of the jaw 3, the positioning sleeve 6 is used for positioning the jaw 3, the sealing ring 2 and the blocking ring 5 in the joint body 1 after installation, a stopping portion 601 is arranged on the positioning sleeve 6, a connecting portion 401 is arranged on the sleeve release 4, a stopping surface 402 corresponding to the stopping portion 601 is arranged on the connecting portion 401, an opening 403 is further arranged at the connecting portion 401, when the sleeve release 4 is installed, the connecting portion 401 contracts and deforms under the action of the opening 403, so that the connecting portion is inserted into the positioning sleeve 6, the connecting portion 401 recovers after installation, the stopping surface 402 abuts against the stopping portion 601, at this time, the positioning sleeve 6 plays a role in limiting the sleeve release 4, and the sleeve release 4 is prevented from being separated from the joint body 1; in this embodiment, the upper end of the sleeve 4 is further provided with a pressing portion 404, when the sleeve is detached, the pressing portion 404 is pressed, the connecting portion 401 is pressed down to prop open the elastic sheet 301, so that the elastic sheet 301 abuts against the conical surface 501, the aperture of the connecting hole formed between the elastic sheets 301 is reduced, and the external pipe can be taken out from the claw 3.

Referring to fig. 7 and 8, in the present embodiment, the joint body 1 is provided with a first step 101, a second step 102 and a third step 103, wherein the sealing ring 2 abuts against the first step 101, the blocking ring 5 abuts against the second step 102, and the end of the positioning sleeve 6 abuts against the third step 103 after installation.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A high-sealing-performance pipe fitting quick connector comprises a connector body (1) and a connecting assembly arranged on the connector body (1), and is characterized in that the connecting assembly comprises a sealing ring (2), a clamping jaw (3) and a sleeve releasing (4) which are sequentially sleeved in the connector body (1), a plurality of inclined elastic sheets (301) are annularly and equidistantly arranged on the clamping jaw (3), an externally connected pipe fitting is positioned by the elastic sheets (301), a blocking ring (5) is further arranged between the clamping jaw (3) and the sealing ring (2), a conical surface (501) corresponding to the elastic sheets (301) is arranged on the blocking ring (5), and a plurality of annular reinforcing ribs (201) are arranged on the sealing ring (2); when the pipe fitting is disassembled, the sleeve (4) is pressed downwards to prop the elastic sheet (301) against the conical surface (501) after being unfolded, and an external pipe fitting can be taken out from the clamping jaw (3).

2. The high-sealability tube fitting quick connector of claim 1, wherein: the utility model discloses a novel jaw (3) is characterized in that a set collar (6) is still installed to one side of jack catch (3), be equipped with backstop portion (601) on set collar (6), be equipped with connecting portion (401) on taking off cover (4), be equipped with on connecting portion (401) with backstop face (402) that backstop portion (601) correspond.

3. The high-sealability tube fitting quick connector of claim 2, wherein: an opening (403) is further arranged at the connecting part (401).

4. The high-sealability tube fitting quick connector of claim 1, wherein: and a plurality of sealing flanges (202) are arranged on the inner wall of the sealing ring (2).

5. The high-sealability tube fitting quick connector of claim 1, wherein: the upper end of the sleeve removing (4) is also provided with a pressing part (404).

6. The high-sealability tube fitting quick connector of claim 2, wherein: the connector is characterized in that a first step (101), a second step (102) and a third step (103) are arranged on the connector body (1), the sealing ring (2) abuts against the first step (101), the blocking ring (5) abuts against the second step (102), and the positioning sleeve (6) abuts against the third step (103).

7. The high-sealability tube fitting quick connector of claim 1, wherein: the connector body (1) is an elbow with two symmetrical ends, and the connecting component is arranged at the two ends of the connector body (1).