CN111853402B - Quick-dismantling joint - Google Patents

Abstract

The invention relates to a quick-dismantling joint, which comprises a body and a quick-dismantling structure. The body defines an axial direction and includes a first joint and a second joint. The quick-dismantling structure comprises a ring wall and a radial protruding flange, wherein the ring wall is provided with at least one radial clamping part and at least one first notch, one of the ring wall and the flange is arranged on the first joint, and the other one of the ring wall and the flange is arranged on the second joint.

Description

Quick release connector

Technical field

The invention relates to a quick release joint.

Background technique

According to the general oil line pipeline, in order to facilitate quick disassembly and assembly, the ball is pushed against the groove to engage with each other for quick-release fixation. The engagement between the ball and the groove is mainly switched through a jacket. Push and pull the components to assemble or release the oil pipe. However, since the outer sleeve is only fixed by a spring member, it is easy to lose the fixing effect and loosen the oil pipe due to the elastic fatigue of the spring. In addition, the outer sleeve It is also extremely easy for the oil pipe to fall off due to unintentional external force pushing and pulling, leading to serious consequences such as oil leakage and brake device failure. Therefore, there is a joint using a screw lock as disclosed in Taiwan Patent No. M466864 to prevent the oil pipe from loosening. However, the screw lock disassembly and assembly time is too long, and the screw lock may not be able to be screwed in without the assistance of appropriate tools. Tight and ineffective, there are shortcomings that need to be improved urgently.

Therefore, it is necessary to provide a novel and progressive quick-release joint to solve the above problems.

Contents of the invention

The main purpose of the present invention is to provide a quick-release joint that can quickly disassemble and assemble the first joint and the second joint, and when the first joint and the second joint are assembled, it can effectively prevent the first joint from being connected to the second joint. This second joint becomes accidentally loosened, thereby preventing fluid leakage.

In order to achieve the above object, the present invention provides a quick-release joint, which includes a body and a quick-release structure. The body defines an axial direction and includes a first joint and a second joint. The quick-release structure includes an annular wall and a radially protruding flange. The annular wall is provided with at least one radial clamping portion and at least a first notch. One of the annular wall and the flange is located on the the first connector, and the other is located at the second connector. Wherein, when the flange is in a first position relative to the annular wall, the flange corresponds to the at least one first notch so that the flange can be selectively inserted into the annular wall; when the flange is inserted into the annular wall When the flange rotates relative to the annular wall along the axial direction to a second position, the at least one engaging portion engages the flange along the axial direction.

As a preferred embodiment of the above technical solution, preferably, the first joint is provided with a first sleeve, the second joint is provided with a second sleeve, and the first sleeve is provided with the annular wall.

As a preferred embodiment of the above technical solution, preferably, the second set is slidably installed on the second joint along the axial direction and is provided with at least a second notch, wherein when the flange is inserted into the annular wall and the flange faces the When the annular wall rotates to the second position along the axial direction, the annular wall is inserted into the at least one second notch.

As a preferred embodiment of the above technical solution, preferably, each first notch and each second notch are respectively provided with a bevel inclined to the axial direction at both ends along the axial direction.

As a preferred embodiment of the above technical solution, it is preferable to further include an elastic member elastically abutting one of the first connector and the second connector to connect one of the first set and the second set. One bounces in the direction of the other.

As a preferred embodiment of the above technical solution, preferably, the first set is rotatably and slidably sleeved on the first joint along the axial direction, and the first joint is provided with a stop limit radially toward one end of the second joint. The flange of the first set.

As a preferred embodiment of the above technical solution, preferably, the flange has a non-circular shape, the flange has at least one fin protrudingly extending on opposite sides in the radial direction, and the second set is provided with a flange shape corresponding to the flange shape. A non-circular perforation is formed on the flange.

As a preferred embodiment of the above technical solution, preferably, the first joint is provided with a first pipeline, the first pipeline is connected to both ends of the first joint along the axial direction, and the second joint is provided with a second pipe. pipeline, the second pipeline is connected to both ends of the second joint along the axial direction.

As a preferred embodiment of the above technical solution, preferably, one of the first joint and the second joint is provided with a large diameter section, and the other is provided with a small diameter section. When the flange is inserted into the annular wall, the small diameter section The large diameter section is also inserted to connect the first pipeline to the second pipeline.

As a preferred embodiment of the above technical solution, preferably, the first pipeline and the second pipeline are respectively provided with a receiving groove, and the two receiving grooves are respectively provided with an elastic abutment member, and the two elastic abutment members are arranged along the axis. Normally push against each other in the opposite direction to close the facing openings of the two accommodating grooves. When the small diameter section is inserted into the large diameter section, the two elastic push pieces push against each other to make the two accommodating grooves. The elastic members are respectively away from the two slots, so that the first pipeline and the second pipeline are connected.

The advantage of the present invention is that the first connector and the second connector can be quickly disassembled and assembled, and when the first connector and the second connector are assembled, the first connector and the second connector can be effectively prevented from accidentally loosening. Fluid leakage is therefore avoided.

Description of the drawings

In order to more clearly explain the embodiments of the present invention or the technical solutions in the prior art, a brief introduction will be given below to the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are: For some embodiments of the present invention, those of ordinary skill in the art can also obtain other drawings based on these drawings without exerting creative efforts.

Figure 1 is a perspective view of a preferred embodiment of the present invention.

Figure 2 is a schematic disassembly diagram of a preferred embodiment of the present invention.

Figure 3 is an exploded view of a preferred embodiment of the present invention.

Figures 4 and 5 are operational side cross-sectional views of a preferred embodiment of the present invention.

Figure 6 is a partial schematic diagram of a preferred embodiment of the present invention.

Figures 7 and 8 are axial cross-sectional views of a preferred embodiment of the present invention.

Among them, 1: body; 2: first joint; 3: second joint; 4: quick release structure; 5: elastic piece; 11: axial; 12: elastic piece; 21: first set; 22: retaining edge ;23: First pipeline; 24: Large diameter section; 25: Accommodation groove; 241: O-ring; 31: Second set; 32: Second gap; 33: Second pipeline; 34: Small diameter section; 35: Accommodation groove; 311: non-circular perforation; 321: bevel; 41: ring wall; 42: flange; 43: catch; 44: first notch; 421: wing; 441: bevel.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. Obviously, the described embodiments These are some embodiments of the present invention, rather than all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without any creative work fall within the scope of protection of the present invention.

The following examples are only used to illustrate the possible implementation modes of the present invention, but are not intended to limit the scope of protection of the present invention.

Please refer to Figures 1 to 8, which show a preferred embodiment of the present invention. The quick-release joint of the present invention includes a body 1 and a quick-release structure 4.

The body 1 defines an axis 11 and includes a first joint 2 and a second joint 3 . In this embodiment, the first joint 2 is provided with a first pipeline 23. The first pipeline 23 is connected to both ends of the first joint 2 along the axial direction 11. The second joint 3 is provided with a second pipe. The second pipeline 33 is connected to both ends of the second joint 3 along the axial direction 11 .

The quick release structure 4 includes an annular wall 41 and a radially protruding flange 42. The annular wall 41 is provided with at least one radial clamping portion 43 and at least a first notch 44. The annular wall 41 and the protruding flange 42 One of the edges 42 is provided on the first joint 2 , and the other is provided on the second joint 3 .

When the flange 42 is in a first position relative to the annular wall 41 (as shown in FIGS. 2, 4, and 7), the flange 42 corresponds to the at least one first notch 44 so that the flange 42 can Selectively insert the annular wall 41; when the flange 42 is inserted into the annular wall 41 and the flange 42 rotates relative to the annular wall 41 along the axial direction 11 to a second position (as shown in Figures 5, 6, 8 (as shown), the at least one clamping portion 43 is clamped against the flange 42 along the axial direction 11, and the flange 42 cannot be separated from the annular wall 41, and the first joint 2 and the second joint 3 are assembled. Without being able to separate from each other, the first pipeline 23 and the seventh second pipeline 33 are connected. In this embodiment, the annular wall 41 is provided on the first joint 2, and the flange 42 is provided on the second joint 3. The flange 42 has a non-circular shape. Therefore, the present invention can quickly disassemble and assemble the first connector 2 and the second connector 3, and can effectively prevent the first connector 2 and the second connector 3 from being assembled when the first connector 2 and the second connector 3 are assembled. Accidental release, thus preventing fluid leakage.

Specifically, the first joint 2 is provided with a first sleeve 21 , the second joint 3 is separately provided with a second sleeve 31 , and the first sleeve 21 is provided with the annular wall 41 .

Furthermore, the first set 21 can be rotated and slidably sleeved on the first joint 2 along the axial direction 11. The first joint 2 is radially provided with a stopper at one end facing the second joint 3. The blocking edge 22 of the first set 21 prevents the first set 21 from being separated from the first joint 2 .

Preferably, the second set 31 is slidably mounted on the second joint 3 along the axial direction 11 and is provided with at least one second notch 32, in this embodiment two second notches 32, wherein when the flange 42 is inserted into the annular wall 41 and when the flange 42 rotates relative to the annular wall 41 along the axial direction 11 to the second position, the annular wall 41 is inserted into the two second notches 32. In this embodiment, the flange 42 is inserted into the annular wall 41. 42 has two fins 421 protrudingly extending along radially opposite sides. The radially opposite sides of the annular wall 41 are respectively provided with a second notch 32. When the flange 42 is opposite to the annular wall 41, When in position, the two notches correspond to the two wings 421 of the flange 42 , and the flange 42 can be inserted into or separated from the annular wall 41 . The quick-release joint further includes an elastic member 12, which elastically abuts one of the first connector 2 and the second connector 3 to connect one of the first set 21 and the second set 31. In this embodiment, the elastic member 12 is provided on the second joint 3 and the second set 31 is pushed in the direction of the first set 21 . When the ring wall 41 is opposite to the ring wall 41 , When the flange 42 rotates to the second position along the axial direction 11 , the two second notches 32 of the second set 31 are inserted into the annular wall 41 to prevent the annular wall 41 from rotating arbitrarily relative to the flange 42 The annular wall 41 is separated from the flange 42 .

Preferably, both ends of each first notch 44 and each second notch 32 along the axial direction 11 are respectively provided with a hypotenuse 321, 441 oblique to the axial direction 11. Therefore, when the annular wall 41 is inserted into the second When two notches 32 are opened (as shown in Figure 6), a strong external force can be applied, and the hypotenuses 321, 441 of each first notch 44 and each second notch 32 can push each other to make the second set 31 Slide away from the first assembly 21 .

In addition, the second set 31 is provided with a non-circular through hole 311 corresponding to the shape of the flange 42 . The non-circular through hole 311 is sleeved on the flange 42 to prevent the second set 31 from rotating relative to the second joint 3 .

It should be noted that one of the first joint 2 and the second joint 3 is provided with a large diameter section 24, and the other is provided with a small diameter section 34. When the flange 42 is inserted into the annular wall 41, the small diameter section 34 is also inserted into the large diameter section 24 to connect the first pipeline 23 to the second pipeline 33 and prevent liquid from leaking between the first pipeline 23 and the second pipeline 33, preferably The inner wall of the large diameter section 24 can be provided with an O-ring 241 to achieve a better sealing effect.

It is worth mentioning that the first pipeline 23 and the second pipeline 33 are respectively provided with an accommodating groove 25, 35, and the two accommodating grooves 25, 35 are respectively accommodated with an elastic resistor 5. The member 5 is normally pushed in the opposite direction along the axial direction 11 to close the facing openings of the two receiving grooves 25 and 35. In this embodiment, the elastic member 5 includes a sealing clip. beads and a spring, so when the first joint 2 and the second joint 3 are connected, liquid leakage can be prevented. When the small diameter section 34 is inserted into the large diameter section 24, the two elastic members 5 resist each other. The two elastic members 5 are respectively moved away from the openings of the two accommodating grooves 25 so that the first pipeline 23 and the second pipeline 33 are connected.

In summary, the quick-release joint of the present invention can quickly disassemble and assemble the first joint and the second joint, and when the first joint and the second joint are assembled, it can effectively prevent the first joint from the second joint. Accidental loosening of joints, thus preventing fluid leakage.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention, but not to limit it. Although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: The technical solutions described in the foregoing embodiments can still be modified, or some or all of the technical features can be equivalently replaced; and these modifications or substitutions do not deviate from the essence of the corresponding technical solutions from the technical solutions of the embodiments of the present invention. scope.

Claims (8)

1. A quick release joint, characterized in that it includes: A body defines an axial direction and includes a first joint and a second joint; A quick release structure includes an annular wall and a radially protruding flange. The annular wall is provided with at least one radial clamping portion and at least a first notch. One of the annular wall and the flange is located on The first connector is provided with the other at the second connector; Wherein, when the flange is in a first position relative to the annular wall, the flange corresponds to the at least one first notch so that the flange can be selectively inserted into the annular wall; when the flange is inserted into the annular wall wall and when the flange rotates relative to the annular wall along the axial direction to a second position, the at least one engaging portion engages the flange along the axial direction; Wherein, the first joint is provided with a first set, the second joint is provided with a second set, and the first set is provided with the annular wall; Wherein, the second set is slidably installed on the second joint along the axial direction and is provided with at least a second notch, wherein when the flange is inserted into the annular wall and the flange rotates relative to the annular wall along the axial direction to In the second position, the ring wall is inserted into the at least one second gap. 2. The quick release joint according to claim 1, wherein each first notch and each second notch are respectively provided with a bevel inclined to the axial direction at both ends along the axial direction. 3. The quick-release joint according to claim 1, further comprising an elastic member elastically abutting one of the first joint and the second joint to connect the first set and the second joint. One of the second sets bounces toward the other. 4. The quick-release joint according to claim 1, wherein the first set is rotatably and slidably sleeved on the first joint along the axial direction, and an end diameter of the first joint faces the second joint. A stop is provided to limit the stop edge of the first component. 5. The quick release joint according to claim 1, wherein the flange is non-circular in shape, the flange has at least one fin protrudingly extending on opposite sides in the radial direction, and the second set is provided with a Corresponding to the non-circular perforation in the shape of the flange, the non-circular perforation is sleeved on the flange. 6. The quick-release joint according to any one of claims 1 to 5, characterized in that the first joint is provided with a first pipeline, and the first pipeline is connected to the first joint along the axial direction. At both ends, the second joint is provided with a second pipeline, and the second pipeline is connected to both ends of the second joint along the axial direction. 7. The quick release joint according to claim 6, wherein one of the first joint and the second joint is provided with a large diameter section, and the other is provided with a small diameter section. When the flange is inserted into the ring When the wall is installed, the small diameter section is also inserted into the large diameter section, so that the first pipeline is connected to the second pipeline. 8. The quick-release joint according to claim 7, wherein the first pipeline and the second pipeline are respectively provided with a receiving groove, and the two receiving grooves are respectively provided with a resilient piece, and the two receiving grooves are respectively provided with a resilient piece. The spring-resisting parts push against each other in the opposite direction along the axial direction to close the facing openings of the two accommodation grooves. When the small-diameter section is inserted into the large-diameter section, the two spring-resisting parts mutually The two elastic resisting members are pushed away from the two notches respectively, so that the first pipeline and the second pipeline are connected.