CN210920425U - Quick-dismantling pipe joint - Google Patents

Abstract

The utility model relates to a quick-release pipe joint, which comprises two embodiments, wherein the first embodiment comprises an outer sleeve part, an inner joint part and an elastic ring, the outer sleeve part and the elastic ring are sleeved on a water pipe, the elastic ring assembled by the outer sleeve part and the inner joint part is positioned between the outer sleeve part and the inner joint part and is extruded and deformed so as to tightly fit the outer sleeve part and the inner joint part and tightly press the water pipe by the hole wall surface of the elastic perforation; the second embodiment comprises an outer sleeve, an inner joint member, an outer gasket and an inner elastic gasket, wherein the outer sleeve, the outer gasket and the inner elastic gasket are sleeved on the water pipe, the outer sleeve is screwed on the inner joint member, and the outer gasket and the inner elastic gasket are positioned between the outer sleeve and the inner joint member and are extruded to tightly fit the outer sleeve and the inner joint member and tightly press the water pipe by the inner elastic gasket.

Description

Quick-dismantling pipe joint

Technical Field

The utility model relates to a quick detach formula coupling for link up between pipeline and the target device, for example the water-cooling head of water-cooling pipe and computer equipment.

Background

The pipe joint is a common article in life, and is commonly used on equipment with liquid conveying and supplying functions, because the equipment and the pipeline are usually made of different materials according to the requirements, or the equipment is convenient to mount and the like, the equipment and the pipeline are difficult to manufacture into a whole, and the pipe joint is mostly selected to be connected with each other to prevent water leakage and also facilitate the disassembly and assembly in the future.

The water cooling heat dissipation system in the computer is one of the equipments for liquid transportation, the bending direction, angle and length of the water cooling pipe need to be measured and tested repeatedly with the configuration of different casings and internal equipments, and the water cooling pipe needs to be replaced with cooling liquid, disassembled and maintained in the future, and the like, and the water cooling pipe and the water cooling head can be disassembled and assembled repeatedly in the foregoing process, so the pipe joint used in the place is suitable for using the quick-disassembled joint to save the operation time, the common quick-disassembled joint in the market is shown in the Chinese Taiwan patent publication No. M474848 (figure 4), the male locking piece is locked on the target equipment, then the female locking piece is screwed on the male locking piece, when the pipeline is to be disassembled, the female locking piece only needs to be rotated to be disassembled, so as to achieve the effect of quick-disassembling the joint, in addition, a plurality of leakage stopping washers are clamped between the male locking piece and the female locking piece, the other leakage-proof washer is embedded in the abutting groove of the female locking member to achieve the effect of complete leakage prevention, and the locking process of the plurality of leakage-proof washers needs to confirm whether the plurality of leakage-proof washers are positioned at the correct positions besides the step of installing the leakage-proof washers, so that the leakage-proof effect is prevented from being reduced due to dislocation of the leakage-proof washers during locking.

SUMMERY OF THE UTILITY MODEL

The main technical problem to be solved of the present invention is to overcome the above-mentioned defects existing in the prior art, and to provide a quick-release pipe joint, which does not need a plurality of stopping-releasing washers to achieve the complete anti-leakage effect.

The utility model provides a technical scheme that its technical problem adopted is:

the utility model provides two embodiments, the first embodiment is a quick-release pipe joint, which comprises an outer sleeve part, a sleeve part and a pipe joint, wherein the outer sleeve part is provided with a through sleeve hole, and the outer sleeve part surrounds a water pipe through the sleeve hole; the inner joint piece is provided with an inner joint through hole penetrating through the fixing part and the connecting part, and is movably fixed in the sleeve hole of the outer sleeve piece by the fixing part; and the elastic ring is arranged in the sleeve hole and clamped between the outer sleeve piece and the inner joint piece, and is extruded by the inner wall of the sleeve hole to the periphery of the elastic ring and clamped between the outer sleeve piece and the inner joint piece to deform so as to seal the outer sleeve piece and the inner joint piece and tightly press the water pipe by the wall surface of the elastic perforated hole.

The second embodiment is a quick-release pipe joint, which comprises an outer sleeve part, a sleeve and a sleeve, wherein the outer sleeve part is provided with a through sleeve hole, and the outer sleeve part surrounds a water pipe through the sleeve hole; the inner joint piece is provided with an inner joint through hole penetrating through the fixing part and the connecting part, and is movably screwed in the sleeve hole of the outer sleeve piece by the fixing part; and an inner elastic washer and an outer washer, wherein the outer washer is made of a hard material, the inner elastic washer is internally surrounded by an inner through hole, the inner elastic washer is surrounded outside the water pipe by the inner through hole, one part of the inner elastic washer is positioned in the inner joint through hole, the other part of the inner elastic washer is positioned in the sleeve hole, the outer elastic washer is surrounded by an inner ring outer ring surface, the outer washer is positioned in the sleeve hole, the inner washer is surrounded by an outer through hole, the outer washer is surrounded by the outer through hole, the inner ring outer ring surface is surrounded by the outer through hole, the outer washer is surrounded by an outer ring surface, the inner ring outer ring surface of the outer washer is extruded by the inner wall of the sleeve hole, the outer washer is extruded by the inner ring outer ring surface of the inner elastic washer, and part of the inner ring outer ring surface of the inner elastic washer is extruded by the hole wall of the inner joint through hole, the inner layer elastic washer is deformed by the extrusion of the inner joint through hole and the outer layer washer so as to seal the outer layer washer, the outer sleeve piece and the inner joint piece and tightly press the water pipe by the hole wall of the inner layer through hole.

The beneficial effects of the utility model are that, it need not a plurality of washers that end to let out can reach complete leak protection efficiency.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a perspective view of the first embodiment of the present invention combined with a water pipe.

Fig. 2 is an exploded view of the first embodiment of the present invention and a water pipe.

FIG. 3 is a sectional view of the III-III line shown in FIG. 2.

Fig. 4 is a sectional view of the line IV-IV shown in fig. 1.

Fig. 5 is a sectional view of the coupling portion of the socket member shown in fig. 4, taken along the V-V line.

Fig. 6 is a schematic diagram of the present invention combined with a target device.

Fig. 7 is a schematic sectional view of line VII-VII shown in fig. 6.

FIG. 8 is a schematic view of a hand tool applying force to a narrow diameter section of a nipple hole and attaching the nipple member to a target device.

Fig. 9 is a perspective view of the second embodiment of the present invention combined with a water pipe.

Fig. 10 is an exploded view of the second embodiment of the present invention and a water pipe.

FIG. 11 is a schematic sectional view taken along line XI-XI in FIG. 10.

Fig. 12 is a schematic sectional view of line XII-XII shown in fig. 9.

FIG. 13 is a schematic view of the inner joint member being manually screwed to the target device.

The reference numbers in the figures illustrate:

1 outer sleeve part

2 small diameter section of trepan boring 21

211 minor diameter opening 212 lead angle

22 pitch diameter section 221 fall surface

23 large diameter section 231 internal thread

3 inner joint member 31 fixing part

311 fixed peripheral surface 312 external thread

313 press surface 314 external thread area

315 plane area

32 connection part 321 annular groove

322O-shaped ring

4 inner joint through hole 41 wide diameter section

42 narrow diameter section 421 against the tube surface

5 elastic ring 51 circumferential surface

52 small opening of elastic perforation 521

522 big opening 523 straight section

524 divergent section

6 inner layer elastic washer 61 inner layer perforation

62 inner ring outer ring surface 621 raised area

622 first angled section 623 second angled section

7 outer layer washer 71 outer layer perforation

711 wide bore section 712 narrow bore section

713 pressing surface

72 outer ring surface of outer ring

8 water pipe

9 target device

10 spanner tool

Detailed Description

The utility model has two embodiments, in order to understand the implementation of the utility model in more detail, please match the attached drawings to assist in viewing, as shown in fig. 1 to 4, the first embodiment of the utility model is a quick-release pipe joint, which comprises an outer sleeve part 1, which is provided with a through sleeve hole 2, the outer sleeve part 1 surrounds a water pipe 8 by the sleeve hole 2; an inner joint member 3, opposite ends of the inner joint member 3 are respectively a fixing portion 31 and a connecting portion 32, the inner joint member 3 has an inner joint through hole 4 penetrating through the fixing portion 31 and the connecting portion 32, the inner joint member 3 is movably fixed in the sleeve hole 2 of the outer sleeve member 1 by the fixing portion 31; and an elastic ring 5, a ring peripheral surface 51 is surrounded on the outer periphery of the elastic ring 5, an elastic through hole 52 is surrounded on the inner portion of the elastic ring 5, the elastic ring 5 surrounds the water pipe 8 through the elastic through hole 52, the elastic ring 5 is disposed in the sleeve hole 2 and clamped between the outer sleeve member 1 and the inner joint member 3, the elastic ring 5 is pressed by the inner wall of the sleeve hole 2 to the ring peripheral surface 51, and the outer sleeve member 1 and the inner joint member 3 are clamped to deform, so as to fit the outer sleeve member 1, the inner joint member 3 and press the water pipe 8 through the hole wall surface of the elastic through hole 52, so as to fix the water pipe 8 and prevent the liquid from leaking from the water pipe 8, the outer sleeve member 1 and the inner joint member 3.

In the following, the embodiment of the present invention is described in detail, first, the inner joint member 3 is screwed to the target device 9 (for example, the water inlet portion and the water outlet portion of the water cooling device) through the connection portion 32, the outer sleeve member 1 is sleeved to the water pipe 8 through the sleeve hole 2, then the elastic ring 5 is sleeved to the water pipe 8 through the elastic through hole 52, at this time, the water pipe 8 is aligned with the inner joint member 3, the elastic ring 5 is located between the outer sleeve member 1 and the inner joint member 3, and finally, the outer sleeve member 1 is screwed to the fixing portion 31 of the inner joint member 3 to complete the installation, and the installation is completed as shown in fig. 6 and fig. 7.

From the foregoing, it can be seen that the quick release pipe joint of the present invention can achieve the anti-leakage effect only by using an elastic ring 5, which is different from the anti-leakage structure of the existing quick release pipe joint, and the anti-leakage effect can be achieved by matching a plurality of anti-leakage washers, and the elastic ring 5 tightly presses the water pipe 8 by the inner wall surface of the elastic through hole 52, compared with the existing quick joint which only tightly presses the pipeline by the arc edge of the anti-leakage washer, the elastic ring 5 of the present invention has a larger tight pressing area, and the anti-leakage effect is more excellent.

In the present invention, as shown in fig. 3 and 4, the trepanning 2 of the outer casing 1 includes a small diameter section 21, a middle diameter section 22 and a large diameter section 23, the small diameter section 21 and the large diameter section 23 are respectively located at two ends of the trepanning 2, the middle diameter section 22 is connected between the large diameter section 23 and the small diameter section 21, the elastic ring 5 is located in the middle diameter section 22, the fixing portion 31 of the inner joint 3 is movably fixed in the large diameter section 23, the structure of the middle diameter section 22 enables the elastic ring 5 to be stably installed, and as shown in the attached drawings, the elastic ring 5 is almost filled between the middle diameter section 22 and the water pipe 8 after being extruded and deformed, even if the water pipe 8 is rough edge caused by cutting, or the pipe wall is slightly damaged, the rough edge or damaged range does not exceed the middle diameter section and the inner joint, the leak-proof effect cannot be affected by cutting, the step of trimming is omitted after the water pipe 8 is finished, while the large diameter section 23 is constructed such that the fixing portion 31 of the nipple member 3 is fixed only to the large diameter section 23 to avoid over-squeezing the elastic ring 5 and thus over-tightening the water tube 8.

The present invention is illustrated in fig. 3 and 4, wherein the inner wall surface of the small diameter section 21 is connected to the inner wall surface of the middle diameter section 22 by a fall surface 221, a fixed peripheral surface 311 is surrounded by the periphery of the fixed portion 31, the fixed peripheral surface 311 is connected to the inner joint through hole 4 at the opening of the fixed portion 31 by a pressing surface 313, two ends of the elastic ring 5 are pressed by the fall surface 221 and the pressing surface 313 respectively to be tightly fit with the outer sleeve 1 by the inner joint 3, so that the elastic ring 5 is more stably clamped between the outer sleeve 1 and the inner joint 3.

In the present invention shown in fig. 3, when the elastic ring 5 is not disposed on the middle diameter section 22, the length of the elastic ring 5 between the openings of the two ends of the elastic through hole 52 is greater than the hole length of the trepan boring 2 on the middle diameter section 22.

The utility model discloses a wherein nipple perforation 4 of nipple spare 3 has a wide diameter section 41 and a narrow diameter section 42 as shown in fig. 4, wherein link to each other with one between the internal face of wide diameter section 41 internal face and the narrow diameter section 42 internal face to pipe face 421, and wherein one end of this water pipe 8 supports and leans on in this pipe face 421, and this structure is used for making water pipe 8 can be more stable be fixed in between outer sleeve spare 1 and the nipple spare 3.

The present invention is shown in fig. 5, wherein the inner wall of the narrow section 42 is polygonal for engaging the polygonal wrench tool 10, and the inner wall of the narrow section 42 is hexagonal for example, as shown in fig. 8, the effect of this structure is to make it easier to apply force to install the inner joint member 3 on the target device 9.

The present invention is shown in fig. 3 and 4, wherein the two opposite ends of the elastic through hole 52 are respectively a small opening 521 and a large opening 522, the end of the elastic through hole 52 located at the small opening 521 is a straight section 523, the end of the elastic through hole 52 located at the large opening 522 is a gradually expanding section 524, the hole diameter of the elastic through hole 52 gradually expands from the connecting end of the gradually expanding section 524 and the straight section 523 to the edge of the large opening 522, and when the elastic ring 5 is located in the trepan bore 2 of the outer sheath member 1, the gradually expanding section 524 can cling to the water pipe 8 due to the deformation of the elastic ring 5, so that the structure increases the hole wall area of the elastic trepan bore 2, and increases the better tightening force for the water pipe 8 when the elastic ring 5 is extruded and deformed by the outer sheath member 1 and the inner joint member 3.

A structure of fixing portion 31 fixed in large diameter section 23 is disclosed, as shown in fig. 3 and 4, wherein an inner wall of the large diameter section 23 of the sleeve hole 2 of the outer sleeve member 1 is provided with an internal thread 231, a fixing peripheral surface 311 of the fixing portion 31 of the inner joint member 3 is provided with an external thread 312, and the large diameter section 23 and the fixing portion 31 are screwed with the internal thread 231 and the external thread 312 in a mutually movable manner, and the screwing manner is a structure suitable for quick assembly and disassembly.

The utility model discloses as shown in fig. 3, fig. 4, wherein the trepanning 2 has a path opening 211 in this path section 21 one end, wherein this path section 21 inner wall face leans out in order to form a lead angle 212 towards this path opening 211 oral margin, and this structure does benefit to this outer sleeve member 1 and overlaps in this water pipe 8 to the pipe wall at path opening 211 oral margin fish tail water pipe path opening 211 oral margin is avoided.

In the present invention, as shown in fig. 7 and 8, an annular groove 321 is annularly disposed at the joint of the small-diameter opening 211 of the fixing portion and the small-diameter opening 211 of the connecting portion, and an O-ring 322 is annularly disposed in the annular groove 321, so that the inner joint member 3 can be more tightly combined with the target device 9.

A second embodiment of the present invention is shown in fig. 9 to 12, which is a quick-release pipe joint, comprising an outer sleeve member 1 having a through-hole 2, the outer sleeve member 1 surrounding a water pipe 8 with the through-hole 2; an inner joint member 3, opposite ends of the inner joint member 3 are respectively a fixing portion 31 and a connecting portion 32, the inner joint member 3 has an inner joint through hole 4 penetrating through the fixing portion 31 and the connecting portion 32, the inner joint member 3 is movably screwed in the sleeve hole 2 of the outer sleeve member 1 by the fixing portion 31; and an inner elastic washer 6, an outer washer 1, the outer washer 1 being made of a hard material, the inner elastic washer 6 having an inner hole 61 therein, the inner elastic washer 6 surrounding the water pipe 8 with the inner hole 61, and the inner elastic washer 6 having a portion thereof located in the inner joint hole 4 and another portion thereof located in the socket 2, the inner elastic washer 6 having an inner ring outer ring surface 62 around the outer circumference thereof, the outer washer 7 located in the socket 2, the outer washer 7 having an outer hole 71 around the inner portion thereof, the outer washer 7 surrounding the inner ring outer ring surface 62 with the outer hole 71, the outer washer 7 having an outer ring surface 72 around the outer circumference thereof, the outer washer 7 having an inner wall thereof pressing against the outer ring surface 72 of the outer washer 7, the outer washer 7 pressing against the inner ring outer ring surface 62 of the inner elastic washer 6, and part of the inner ring outer ring surface 62 of the inner layer elastic washer 6 is pressed by the hole wall of the inner joint through hole 4, the inner layer elastic washer 6 is deformed by the pressing of the inner joint through hole 4 and the outer layer washer 7 to seal the outer layer washer 7, the outer sleeve member 1 and the inner joint member 3 and press the water pipe 8 by the hole wall of the inner layer through hole 61, and the friction coefficient of the outer ring surface 72 relative to the inner wall of the jacket hole 2 is lower than that of the inner ring outer ring surface 62 relative to the inner wall of the jacket hole 2.

In connection with the above-mentioned further detailed description of the present invention, the inner joint member 3 is first screwed to the target device 9 through the connection portion 32 (for example, the water inlet portion and the water outlet portion of the water cooling device, the state of the connection portion 32 being screwed to the target device 9 can refer to fig. 6), the outer joint member 1 is then screwed to the water pipe 8 through the trepanning 2, the outer gasket 7 is then sleeved to the water pipe 8 through the outer perforation 71, the inner elastic gasket 6 is sleeved to the water pipe 8 through the inner perforation 61, the position of the outer gasket 7 is then slightly shifted to make a part of the inner elastic gasket 6 located in the outer perforation 71, at this time, the water pipe 8 is aligned with the inner joint member 3, the outer gasket 7 and the inner elastic gasket 6 are located between the outer joint member 1 and the inner joint member 3, and finally the outer joint member 1 is screwed to the fixing portion 31 of the inner joint member 3 to complete the installation, and the installation sequence is only for facilitating understanding of the installation method of the present invention, in addition, as mentioned above, it is known that the outer sleeve 1 only contacts the outer gasket 7 when the outer sleeve 1 is screwed to the inner joint member 3, and the outer sleeve 1 and the outer gasket 7 are both made of metal hard materials, so that the friction force between the outer sleeve 1 and the outer gasket 7 is low, and the outer sleeve 1 does not directly rub the inner elastic gasket 6, thereby further prolonging the service life of the inner elastic gasket 6.

And can understand by the aforesaid content the utility model discloses the quick detach formula coupling of second embodiment only needs can reach the leak protection efficiency with an inlayer elastic washer 6, is different from the leak protection structure of current quick detach joint, must arrange a plurality of washers that stop to let out and reach complete leak protection efficiency, and inlayer elastic washer 6 is pressed tightly water pipe 8 with the internal face of inlayer perforation 61, compares in current quick-operation joint only with the arc limit that stops to let out the washer tightly compels the pipeline, the utility model discloses an inlayer elastic washer 6 has bigger area that tightly forces, and the leak protection effect is more excellent.

The utility model discloses a fig. 11, fig. 12 show, wherein the trepanning 2 of this outer sleeve member 1 is including a minor diameter section 21, a pitch diameter section 22 and a major diameter section 23, this minor diameter section 21 and this major diameter section 23 are located two ends of this trepanning 2 respectively, this pitch diameter section 22 links to each other between this major diameter section 23 and this minor diameter section 21, this pitch diameter section 22 pastes in the outer lane outer annular surface 72 of this outer packing ring 7, the fixed part 31 activity of this nipple member 3 is fixed in this major diameter section 23.

In the present invention, as shown in fig. 11 and 12, the inner wall surface of the small diameter section 21 and the inner wall surface of the middle diameter section 22 are connected by a fall surface 221, the fall surface 221 abuts against the outer gasket 7, wherein the inner joint through hole 4 of the inner joint member 3 has a wide diameter section 41 and a narrow diameter section 42, wherein the wide diameter section 41 and the narrow diameter section 42 are connected by a pressing surface 313, the inner elastic gasket 6 partially abuts against the pressing surface 313, the inner ring outer ring surface 62 has a raised area 621, the raised area 621 respectively tapers toward the openings at the two sides of the inner through hole 61 to form a first inclined section 622 and a second inclined section 623, the outer through hole 71 has a wide hole section 711 and a narrow hole section 712, the wide hole section 711 and the narrow hole section 712 are connected by a tightening surface 713, the tightening surface 713 abuts against the inner elastic gasket 6, the aperture of the wide hole section 711 gradually expands from one end connected to the tightening surface 713, the wide hole section 711 abuts against the first inclined section 622, the aperture of the wide section 41 gradually expands from one end connected with the abutting surface 313 to the direction of the outer-layer gasket 7, the wide section 711 abuts against the second inclined section 623, the elastic material deforms towards the direction without stress when being extruded, the inner-layer elastic gasket 6 is extruded by each inclined angle, the part without being extruded is reduced, the stress area of the inner-layer outer annular surface 62 is increased due to the design of the first inclined section 622 and the second inclined section 623, and the structure is known to increase the pressing force of the inner-layer elastic gasket 6 on the water pipe 8 by combining the above.

The inner wall of the narrow-diameter section 42 is polygonal for receiving the polygonal wrench tool 10, and the inner wall of the narrow-diameter section 42 is hexagonal for example, as shown in fig. 8, which is effective in facilitating the force application and installation of the inner joint member 3 on the target device 9.

The present invention is shown in fig. 11, wherein the inner wall of the large diameter section 23 of the trepanning 2 of the outer sleeve member 1 is surrounded by an internal thread 231, the periphery of the fixing portion 31 of the inner joint member 3 is surrounded by a fixing peripheral surface 311, the fixing peripheral surface 311 has a plurality of external thread zones 314 and a plurality of plane zones 315, each external thread zone 314 and each plane zone 315 are arranged in a staggered ring shape, the large diameter section 23 and the fixing portion 31 are screwed by the internal thread 231 and the plurality of external thread zones 314, and the screw-locking manner is a structure suitable for quick assembly and disassembly, please see fig. 13, the design of the plurality of plane zones 315 is used for easier application of force and less scratch by the thread when the inner joint member 3 is screwed to the target device 9 by hand.

The utility model discloses fig. 11, fig. 12 show, wherein this trepanning 2 has a path opening 211 in this path section 21 one end, and this path section 21 inner wall face leans out in order to form a lead angle 212 towards this path opening 211 mouth reason, and this structure does benefit to this outer sleeve member 1 and overlaps in this water pipe 8 to the pipe wall at path opening 211 mouth reason fish tail water pipe path opening 211 mouth reason is avoided.

In the present invention, as shown in fig. 11 and 12 and described with reference to fig. 7, an annular groove 321 is formed around the joint between the fixing portion 31 and the connecting portion 32, and an O-ring 322 is formed around the annular groove 321, so that the inner joint member 3 can be more tightly combined with the target device 9.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments still fall within the scope of the technical solution of the present invention.

Claims (17)

1. A quick release coupler, comprising:

the outer sleeve part is provided with a through sleeve hole, and the outer sleeve part surrounds the outside of a water pipe through the sleeve hole;

the inner joint piece is provided with an inner joint through hole penetrating through the fixing part and the connecting part, and is movably fixed in the sleeve hole of the outer sleeve piece by the fixing part;

and the elastic ring is arranged in the sleeve hole and clamped between the outer sleeve piece and the inner joint piece, and is extruded by the inner wall of the sleeve hole to the periphery of the elastic ring and clamped between the outer sleeve piece and the inner joint piece to deform so as to seal the outer sleeve piece and the inner joint piece and tightly press the water pipe by the wall surface of the elastic perforated hole.

2. The quick release coupler according to claim 1, wherein the bore of the outer sleeve member includes a small diameter section, a medium diameter section and a large diameter section, the small diameter section and the large diameter section are respectively located at two ends of the bore, the medium diameter section is connected between the large diameter section and the small diameter section, the elastic ring is located at the medium diameter section, and the fixing portion of the inner sleeve member is movably fixed in the large diameter section.

3. The quick release pipe joint according to claim 2, wherein the inner wall surface of the small diameter section is connected to the inner wall surface of the medium diameter section by a fall surface, wherein the outer periphery of the fixing portion surrounds a fixing peripheral surface connected to the opening of the inner joint through the fixing portion by a pressing surface, and two ends of the elastic ring are pressed by the fall surface and the pressing surface respectively to be tightly engaged with the outer sleeve and the inner joint.

4. The quick release pipe joint as claimed in claim 3, wherein the resilient ring is longer between the two openings of the resilient through hole than the length of the sleeve hole in the intermediate diameter section when the resilient ring is not disposed in the intermediate diameter section.

5. The quick release coupler according to claim 4, wherein the inner joint through hole of the inner joint member has a wide section and a narrow section, wherein the inner wall surface of the wide section and the inner wall surface of the narrow section are connected by a pipe abutting surface, and one end of the water pipe abuts against the pipe abutting surface.

6. The quick release coupler according to claim 5, wherein the inner wall surface of the narrow diameter section is in a polygonal configuration.

7. The quick release pipe joint according to any one of claims 1 to 6, wherein the two opposite ends of the elastic through hole are a small opening and a large opening, respectively, the end of the elastic through hole located at the small opening is a straight section, the end of the elastic through hole located at the large opening is a diverging section, and the hole diameter of the elastic through hole gradually increases from the connecting end of the diverging section and the straight section to the edge of the large opening.

8. The quick release coupler according to any one of claims 3 to 6, wherein the inner wall of the large diameter section of the sleeve hole of the outer sleeve member is annularly provided with an internal thread, the fixing peripheral surface of the fixing portion of the inner sleeve member is annularly provided with an external thread, and the large diameter section and the fixing portion are mutually and movably screwed with the internal thread and the external thread.

9. The quick release coupler according to any one of claims 2 to 6, wherein the sleeve bore has a small-diameter opening at one end of the small-diameter section, and wherein an inner wall of the small-diameter section is inclined outwardly toward an edge of the small-diameter opening to form a lead angle.

10. The quick release coupler according to any one of claims 1 to 6, wherein an annular groove is formed around the junction between the fixing portion and the coupling portion, and an O-ring is disposed in the annular groove.

11. A quick release coupler, comprising:

the outer sleeve part is provided with a through sleeve hole, and the outer sleeve part surrounds the outside of a water pipe through the sleeve hole;

the inner joint piece is provided with an inner joint through hole penetrating through the fixing part and the connecting part, and is movably screwed in the sleeve hole of the outer sleeve piece by the fixing part;

and an inner elastic washer and an outer washer, wherein the outer washer is made of a hard material, the inner elastic washer is internally surrounded by an inner through hole, the inner elastic washer is surrounded outside the water pipe by the inner through hole, one part of the inner elastic washer is positioned in the inner joint through hole, the other part of the inner elastic washer is positioned in the sleeve hole, the outer elastic washer is surrounded by an inner ring outer ring surface, the outer washer is positioned in the sleeve hole, the inner washer is surrounded by an outer through hole, the outer washer is surrounded by the outer through hole, the inner ring outer ring surface is surrounded by the outer through hole, the outer washer is surrounded by an outer ring surface, the inner ring outer ring surface of the outer washer is extruded by the inner wall of the sleeve hole, the outer washer is extruded by the inner ring outer ring surface of the inner elastic washer, and part of the inner ring outer ring surface of the inner elastic washer is extruded by the hole wall of the inner joint through hole, the inner layer elastic washer is deformed by the extrusion of the inner joint through hole and the outer layer washer so as to seal the outer layer washer, the outer sleeve piece and the inner joint piece and tightly press the water pipe by the hole wall of the inner layer through hole.

12. The quick release pipe coupling according to claim 11, wherein the sleeve hole of the outer sleeve member comprises a small diameter section, a middle diameter section and a large diameter section, the small diameter section and the large diameter section are respectively located at two ends of the sleeve hole, the middle diameter section is connected between the large diameter section and the small diameter section, the middle diameter section abuts against the outer ring outer surface of the outer ring, and the fixing portion of the inner sleeve member is movably fixed in the large diameter section.

13. The quick release pipe joint according to claim 12, wherein the inner wall surface of the small diameter section is connected to the inner wall surface of the middle diameter section by a fall surface abutting against the outer gasket, wherein the inner joint bore of the inner joint member has a wide diameter section and a narrow diameter section, wherein the wide diameter section is connected to the narrow diameter section by a pressing surface, the inner elastic gasket abuts against the pressing surface, the outer ring surface of the inner joint member has a raised area, the raised area is tapered toward the openings on both sides of the inner bore to form a first inclined section and a second inclined section, the outer bore has a wide hole section and a narrow hole section, the wide hole section and the narrow hole section are connected by a pressing surface abutting against the inner elastic gasket, the diameter of the wide hole section gradually expands from the end connected to the pressing surface toward the inner joint member, the wide hole section is attached to the first inclined section, the aperture of the wide diameter section is gradually expanded from one end connected with the abutting surface to the direction of the outer-layer gasket, and the wide diameter section is attached to the second inclined section.

14. The quick release coupler according to claim 13, wherein the inner wall surface of the narrow diameter section is in a polygonal configuration.

15. The quick release coupler according to any one of claims 12 to 14, wherein the inner wall of the large diameter section of the outer sleeve bore is provided with an internal thread, the outer periphery of the fixing portion of the inner coupling member is surrounded by a fixing peripheral surface having a plurality of external thread sections, a plurality of plane sections, each external thread section is arranged in a staggered ring with each plane section, and the large diameter section and the fixing portion are mutually screwed with the internal thread and the negative external thread section.

16. The quick release coupler according to any one of claims 12 to 14, wherein the sleeve bore has a small-diameter opening at one end of the small-diameter section, and the inner wall of the small-diameter section is inclined outwardly toward the opening edge of the small-diameter opening to form a lead angle.

17. The quick release coupler according to any one of claims 11 to 14, wherein an annular groove is formed around the junction between the fixing portion and the coupling portion, and an O-ring is disposed in the annular groove.

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