CN113653873A

CN113653873A - Portable quick-operation joint

Info

Publication number: CN113653873A
Application number: CN202110975693.6A
Authority: CN
Inventors: 陈桂玲
Original assignee: Taizhou Weisi Mechanical Equipment Co ltd
Current assignee: Taizhou Weisi Mechanical Equipment Co ltd
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2021-11-16

Abstract

The invention discloses a portable quick connector, aiming at providing a portable quick connector which is convenient to install, low in cost, simple in structure and high in connection strength, and the technical scheme is that the portable quick connector comprises a female connector and a male connector, wherein the female connector comprises: one side of the shell is detachably connected with the sub-joint; the through hole penetrates through two sides of the shell along the axial direction; the pipe joint is arranged on one side of the shell, which is far away from the sub-joint; the quick connector comprises a shell, a pressing switch, a limiting sub-connector, a pipe joint and a connecting pipe, wherein the pressing switch is arranged in the shell and used for limiting the sub-connector, the pressing switch limits the sub-connector, compared with a mode that a shell pushes a steel ball, force application is easier, even if a palm is wet and smooth, the quick connector can be conveniently disconnected, the quick connector can be conveniently connected and disconnected, the other end of the quick connector is directly connected with a hose through the pipe joint, the number of parts of the quick connector is effectively reduced, and convenience and practical effect in use are improved.

Description

Portable quick-operation joint

Technical Field

The invention belongs to the technical field of connecting joints, and particularly relates to a portable quick joint.

Background

A quick coupling is a coupling that can connect or disconnect a pipe without using a tool, and thus is widely used in various fields, and generally includes a female coupling connected to a hose and a male coupling threadedly connected to various couplings, and is adapted to connect or disconnect a pipe by engagement between the female coupling and the male coupling.

For example, the chinese patent application No. (CN2009201122655) discloses a quick coupling, which comprises a connecting tube and a tubular body, wherein a check valve is arranged in the body, one end of the body is connected with a sliding core, the sliding core is provided with a plurality of through holes, steel balls are arranged in the through holes, an outer sleeve which can move along the axial direction of the sliding core is sleeved on the periphery of the sliding core, a spring is arranged between the outer sleeve and the body, an annular groove is arranged on the inner wall of the outer sleeve, an annular groove is arranged on the outer wall of the connecting tube, the side surface of the annular groove close to a connector end is provided with a lifting surface which can lift the steel balls, when the connecting tube is inserted in the sliding core, the check valve core is abutted against the connecting tube under the action of a valve core spring, the spring is abutted against the connecting tube, and the steel balls are abutted against the lifting surfaces of the annular groove and the annular groove respectively, the steel balls are clamped in the annular groove by the sliding sleeve, thereby realizing the fixed connection, but the structure is easy to be opened when the pressure is too large, and cause the leakage, the assembly degree of difficulty is big simultaneously, and the cost of labor is higher to when using, be difficult to when the palm wets more smooth to the shell application of force disconnection quick-operation joint.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a convenient quick connector which is convenient to install, low in cost, simple in structure and high in connection strength.

In order to achieve the purpose, the invention provides the following technical scheme: a quick connector that is portable, comprising a box and a sub-connector, the box comprising:

one side of the shell is detachably connected with the sub-joint, and the surface of the shell is provided with a plurality of reinforcing ribs;

the through hole penetrates through two sides of the shell along the axial direction;

the pipe joint is arranged on one side of the shell, which is far away from the sub-joint;

the push switch is arranged in the shell and used for limiting the sub-joint;

wherein the push switch comprises:

the switch groove is formed in the upper end face of the shell;

the sliding hole is formed in one side, close to the sub-joint, of the switch groove and penetrates through the shell;

the clamping ring is arranged in the sliding hole, is connected with the sliding hole in a sliding manner and is eccentrically arranged with the through hole;

the annular clamping groove is formed in the outer surface of one end, close to the shell, of the sub-joint and is matched with the clamping ring;

the pressing plate is arranged in the switch groove and fixedly connected with the clamping ring;

the spring is positioned in the switch groove and is arranged between the pressing plate and the bottom surface of the switch groove;

the first buckle comprises a first clamping hook fixedly connected with the clamping ring and a first clamping table arranged at the bottom end of the sliding hole, and the first clamping hook is matched with the first clamping table.

The invention is further arranged in that the push switch further comprises:

the self-locking structure is arranged on one side, close to the sub-joint, of the upper end face of the pressing plate;

wherein, auto-lock structure includes:

the sliding groove is formed in the upper end face of the pressing plate;

the sliding block is arranged in the sliding groove and is in sliding connection with the sliding groove;

the sliding block extends to one side close to the sub joint to form an extension part;

the second buckle, the second buckle include with slider bottom fixed connection's second trip and set up in the spout bottom and be close to the second ka tai of sub-joint one side, the second trip is with second ka tai looks adaptation.

The invention is further arranged in that the push switch further comprises:

the limiting column is fixedly arranged on the bottom surface in the switch groove, and the spring sleeve is arranged on the outer surface of the limiting column.

The invention is further arranged such that the pipe joint comprises:

the slot is formed in one end, far away from the sub-joint, of the shell;

the fastening cap is sleeved on the outer surface of one end of the shell far away from the ion joint and is in threaded connection with the shell;

the round hole is formed in the fastening cap and is coaxial with the through hole.

The invention is further arranged such that the pipe joint further comprises:

the number of the pressing strips is a plurality, and the pressing strips are circumferentially distributed and fixedly arranged at one end of the shell, which is far away from the sub-joint, at equal intervals;

the tooth, the tooth is a plurality of, and fixed the establishing respectively in compressing tightly the one side that the strip is close to the axle center.

The invention further provides that the sub-joint comprises:

and the threaded joint is fixedly arranged at one end of the sub-joint, which is far away from the shell.

The invention is further configured to further include:

the clamping groove is formed in one end, close to the clamping connector, of the shell;

and the clamping block is fixedly arranged on the sub-joint and is matched with the clamping groove.

The invention is further configured to further include:

the sealing assembly is arranged on the outer surface of the sub-joint positioned on the inner wall of the through hole;

wherein, seal assembly includes the annular groove and the sealing washer of seting up in the sub-joint surface.

The invention has the beneficial effects that:

1. the quick connector is connected and disconnected by adopting a finger pressing type, so that the operation is simple, the convenience is better, the structure is simple, the number of parts is small, the manufacturing cost of the quick connector is reduced, the spring is not arranged in the quick connector, the installation is simple, the spring is sleeved on the limiting column in the switch groove during installation, the installation is completed by pressing the snap ring into the slide hole, and the snap ring cannot slide out of the slide hole even if the sub-connector is not installed in the female connector;

2. by arranging the self-locking structure, the sub-joint cannot be separated from the female joint due to mistaken collision in the use process of the quick joint, and the self-locking structure is simple in structure, simple to operate and good in practical effect;

3. through setting up the draw-in groove on opening the casing, set up the fixture block of looks adaptation with it on the sub-joint for can take the sub-joint to rotate through rotating female joint, the female joint has better spanner effect, has improved the efficiency and the effect of installation sub-joint, avoids the sub-joint to cause the leakage to take place because of not screwing.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

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

FIG. 4 is an enlarged view of the invention at B in FIG. 2;

FIG. 5 is an exploded view of the present invention;

FIG. 6 is an enlarged view of the invention at C in FIG. 5;

FIG. 7 is a cross-sectional view of the present invention;

in the drawings: 1. a female joint; 10. a housing; 100. a card slot; 11. a through hole; 12. a pipe joint; 120. a slot; 121. a fastening cap; 122. a circular hole; 123. compressing the strips; 124. teeth; 13. a push switch; 130. a switch slot; 131. a slide hole; 132. a snap ring; 133. an annular neck; 134. a pressing plate; 135. a spring; 136. a self-locking structure; 1360. a chute; 1361. a slider; 1362. an extension portion; 1363. a second buckle; 1363a, a second hook; 1363b, a second cassette; 137. a limiting column; 138. a first buckle; 1380. A first hook; 1381. a first chuck table; 2. a sub-junction; 20. a threaded joint; 21. a clamping block; 22. an annular groove; 3. a seal assembly; 30. and (5) sealing rings.

Detailed Description

The invention is further described in the following with reference to fig. 1 to 6 in a specific embodiment:

example 1:

this embodiment provides a portable quick-operation joint, including female joint 1 and son joint 2, female joint 1 includes:

one side of the shell 10 is detachably connected with the sub-joint 2, and the surface of the shell 10 is provided with a plurality of reinforcing ribs 101;

the through hole 11 penetrates through two sides of the shell 10 along the axial direction;

a pipe joint 12, wherein the pipe joint 12 is arranged on one side of the shell 10 far away from the sub-joint 2;

and a push switch 13, wherein the push switch 13 is installed in the housing 10 and used for limiting the sub-connector 2.

According to the embodiment, the sub-joint 2 is limited by the press switch 13, the mode force application of the shell pushing the steel ball is easier, and the quick joint can be conveniently disconnected even if the palm is wet and smooth, so that the communication and the disconnection of the quick joint are more convenient, the other end of the quick joint adopts the pipe joint 12 and is directly connected with the hose, the number of parts of the quick joint is effectively reduced, and the convenience and the practical effect in use are improved.

Example 2:

in this embodiment, in addition to the structural features of embodiment 1, the push switch 13 further includes:

a switch slot 130, wherein the switch slot 130 is arranged on the upper end surface of the shell 10;

the sliding hole 131 is formed in one side of the switch slot 130 close to the sub-connector 2, and the sliding hole 131 penetrates through the shell 10;

the clamping ring 132 is arranged in the sliding hole 131, is connected with the sliding hole 131 in a sliding manner, and is eccentrically arranged with the through hole 11;

the annular clamping groove 133 is formed in the outer surface of one end, close to the shell 10, of the sub-joint 2, and the annular clamping groove 133 is matched with the clamping ring 132;

a pressing plate 134, wherein the pressing plate 134 is fixedly connected with the snap ring 132 and is arranged in the switch groove 130;

a spring 135, wherein the spring 135 is positioned in the switch groove 130 and is installed between the pressing plate 134 and the bottom surface of the switch groove 130;

the first buckle 138 comprises a first hook 1380 fixedly connected with the snap ring 132 and a first clamping platform 1381 arranged at the bottom end of the sliding hole 131, and the first hook 1380 is matched with the first clamping platform 1381;

the pressing plate 134 and the snap ring 132 are preferably integrally formed, and the snap ring 132 is not limited to the embodiment shown in the drawings, and may be formed in an annular structure of other different materials such as an iron ring for better practical use and higher connection strength.

In the embodiment, the switch groove 130 is formed in the housing 10, and the snap ring 132, the pressing plate 134 and the spring 135 are mounted or mounted from the switch groove 130, so that the mounting difficulty is effectively reduced, the mounting efficiency of mounting personnel is improved, the labor cost is reduced, the connection strength between the female connector 1 and the male connector 2 is better due to the cooperation of the snap ring 132 and the annular clamping groove 133, and the female connector 1 or the male connector 2 is not easily broken due to overlarge medium pressure in the female connector.

Example 3:

in this embodiment, in addition to the structural features of embodiment 2, the push switch 13 further includes:

the self-locking structure 136 is arranged on one side, close to the sub-joint 2, of the upper end face of the pressing plate 134;

wherein, auto-lock structure 136 includes:

a chute 1360 opened on an upper end surface of the pressing plate 134;

a slider 1361, the slider 1361 being mounted in the chute 1360 and slidably connected to the chute 1360;

an extension 1362, the slider 1361 extends to a side close to the sub-joint 2 to form the extension 1362;

the second buckle 1363, the second buckle 1363 includes a second hook 1363a fixedly connected to the bottom end of the slider 1361 and a second block 1363b provided at the bottom end of the sliding groove 1360 and close to one side of the sub-connector, and the second hook 1363a is adapted to the second block 1363 b;

the extending portion 1362 and the sliding block 1361 are preferably integrally formed, and the sliding block 1361 is mounted in the sliding groove 1360 in the form of the buckle 138.

In this embodiment, after the female connector 1 is connected to the male connector 2, the sliding block 1361 in the sliding groove 1360 is pushed, so that the extending portion 1362 and the housing 10 are located on the side wall of the switch groove 130 close to the side of the male connector 2, and the sliding block 1361 is abutted against each other, thereby preventing the quick connector from being used, the mistaken extrusion is performed on the pressing plate 134, the pressing plate 134 is pressed on the clamping ring 132, the clamping ring 132 is separated from the annular clamping groove 133, and the medium influence in the quick connector is added, so that the female connector 1 or the male connector 2 is opened, and the leakage is caused.

Example 4:

in this embodiment, in addition to the structural features of embodiment 3, the push switch 13 further includes:

the limiting column 137 is fixedly arranged on the bottom surface in the switch groove 130, and the spring 135 is sleeved on the outer surface of the limiting column 137;

the limiting column 137 and the bottom surface of the switch groove 130, i.e., the housing 10, are preferably integrally formed, and the height of the limiting column 137 is far less than the depth of the switch groove 130.

This embodiment can see out, through setting up spacing post 137, plays better spacing effect to the spring 135 in the switch groove 130, prevents that the spring 135 from taking place skew or slope at the in-process that uses, and influences spring 135's resilience force, causes snap ring 132 can't block into ring groove 133 under spring 135's effect to cause female joint 1 and son to connect 2 not last, simple structure effectively reduces the assembly degree of difficulty, improves practical function.

Example 5:

in this embodiment, in addition to the structural features of embodiment 4, the push switch 13 further includes:

the buckle 138 is fixedly arranged on the snap ring 132, and is used for limiting the snap ring 132 in the sliding hole 131;

the snap 138 and the snap ring 132 are preferably integrally formed, and the snap 138 is engaged with the bottom end of the sliding hole 131.

In this embodiment, it can be seen that the snap ring 132 is limited in the sliding hole 131 by the buckle 138, so that the snap ring 132 cannot slip off from the top end of the sliding groove 1360 due to the fact that the sub-connector 2 is not installed, the structure is simple, the implementation is easy, and the practical effect is good.

Example 6:

in this embodiment, in addition to the structural features of embodiment 1, the pipe joint 12 further includes:

the slot 120 is formed at one end of the shell 10 far away from the ion connector 2;

the fastening cap 121 is sleeved on the outer surface of one end of the shell 10 far away from the ion joint 2, and is in threaded connection with the shell 10;

and the round hole 122 is formed in the fastening cap 121, and the round hole 122 is coaxially arranged with the through hole 11.

It can be seen that in this embodiment, the hose that will treat the installation at first passes round hole 122 of fastening cap 121 and inserts the hose to slot 120, then through the threaded connection between fastening cap 121 and the casing 10, effectively fixes the hose through fastening cap 121, and it is convenient to install, and practical function is good.

Example 7:

in this embodiment, in addition to the structural features of embodiment 6, the pipe joint 12 further includes:

the number of the pressing strips 123 is several, and the pressing strips 123 are circumferentially distributed and fixedly arranged at one end of the shell 10 far away from the ion joint 2 at equal intervals;

the number of the teeth 124 is several, and the teeth 124 are respectively and fixedly arranged on one surface of the pressing strip 123 close to the axis;

the pressing bar 123 and the shell 10 are preferably integrally formed, and the teeth 124 and the pressing bar 123 are preferably integrally formed.

According to the embodiment, the pressing strip 123, the teeth 124 and the shell 10 are integrally formed, the assembly process is effectively reduced, the difficulty is reduced, the work efficiency is improved, meanwhile, the fastening cap 121 is screwed, the pressing strip 123 is extruded, the hose is effectively fixed through the teeth 124, the hose is effectively prevented from falling off, meanwhile, the sealing effect between the hose and the shell 10 is also improved, and the medium in the shell 10 is prevented from leaking from the hose and the shell 10.

Example 8:

in this embodiment, in addition to the structural features of embodiment 1, the sub-joint 2 further includes:

the threaded joint 20 is fixedly arranged at one end of the sub-joint 2 far away from the shell 10;

the threaded joint 20 and the sub-joint 2 are preferably integrally formed.

This embodiment can be seen from, through setting up threaded joint 20, the sub-joint 2 of being convenient for is connected on like tap, squirt or water pipe, and adopts threaded joint 20 convenient dismantlement on the one hand, and on the other hand joint strength is high, is difficult to drop, and sealed effectual.

Example 9:

in this embodiment, in addition to the structural features of embodiment 8, the method further includes:

the clamping groove 100 is formed in one end, close to the clamping connector, of the shell 10;

the fixture block 21 is fixedly arranged on the sub-joint 2, and is matched with the clamping groove 100;

the latch 21 and the sub-joint 2 are preferably integrally formed.

According to the embodiment, the clamping groove 100 and the clamping block 21 are used for driving the sub-joint 2 to rotate by rotating the female joint 1, the female joint 1 has a good wrench effect, the efficiency and the effect of installing the sub-joint 2 are improved, and meanwhile, the leakage caused by the fact that the sub-joint 2 is not screwed is avoided.

Example 10:

in this embodiment, in addition to the structural features of embodiment 1, the present invention further includes:

the sealing component 3 is arranged on the outer surface of the sub-joint 2 at the inner wall of the through hole 11;

wherein, the sealing component 3 comprises an annular groove 22 and a sealing ring 30 which are arranged on the outer surface of the sub-joint 2.

According to the embodiment, the sealing assembly 3 is arranged, so that the sealing effect between the inner walls of the sub-joint 2 and the through hole 11 is improved, the medium in the sub-joint is prevented from leaking between the inner walls of the sub-joint 2 and the through hole 11, meanwhile, the structure is simple, the sealing ring 30 is sleeved on the annular groove 22, the assembling difficulty is low, and the practicability is good.

While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a portable quick-operation joint, includes female joint (1) and son joint (2), characterized by, female joint (1) includes:

one side of the shell (10) is detachably connected with the sub-joint (2), and the surface of the shell (10) is provided with a plurality of reinforcing ribs (101);

the through hole (11) penetrates through two sides of the shell (10) along the axial direction;

the pipe joint (12), the pipe joint (12) is arranged on one side of the shell (10) far away from the sub-joint (2);

a push switch (13), wherein the push switch (13) is arranged in the shell (10) and is used for limiting the sub-joint (2);

wherein the push switch (13) comprises:

the switch groove (130), the switch groove (130) is arranged on the upper end face of the shell (10);

the sliding hole (131) is formed in one side, close to the sub-joint (2), of the switch groove (130) and penetrates through the shell (10);

the clamping ring (132), the clamping ring (132) is arranged in the sliding hole (131), is connected with the sliding hole (131) in a sliding manner, and is eccentrically arranged with the through hole (11);

the annular clamping groove (133) is formed in the outer surface of one end, close to the shell (10), of the sub-joint (2) and matched with the clamping ring (132);

the pressing plate (134), the said pressing plate (134) is with the switch trough (130) inside, and with the snap ring (132) fixed connection;

the spring (135) is positioned in the switch groove (130), and is arranged between the pressing plate (134) and the bottom surface of the switch groove (130);

first buckle (138), first buckle (138) include with snap ring (132) fixed connection first trip (1380) and set up first ka tai (1381) in slide opening (131) bottom, first trip (1380) and first ka tai (1381) looks adaptation.

2. The quick connector according to claim 1, wherein said push switch (13) further comprises:

the self-locking structure (136), the self-locking structure (136) is arranged on one side, close to the sub-joint (2), of the upper end face of the pressing plate (134);

wherein, auto-lock structure (136) includes:

a chute (1360) which is provided on the upper end surface of the pressing plate (134);

a slide block (1361), wherein the slide block (1361) is installed in the chute (1360) and is in sliding connection with the chute (1360);

an extension part (1362), wherein the slide block (1361) extends to one side close to the sub-joint (2) to form the extension part (1362);

the second buckle (1363), the second buckle (1363) includes a second hook (1363a) fixedly connected with the bottom end of the slider (1361) and a second clamping table (1363b) arranged at the bottom end of the sliding groove (1360) and close to one side of the sub-joint, and the second hook (1363a) is matched with the second clamping table (1363 b).

3. The quick connector according to claim 2, wherein said push switch (13) further comprises:

the limiting column (137), the limiting column (137) is fixedly arranged on the bottom surface in the switch groove (130), and the spring (135) is sleeved on the outer surface of the limiting column (137).

4. The handy quick-disconnect coupling of claim 1, wherein said coupling (12) comprises:

the slot (120), the slot (120) is arranged at one end of the shell (10) far away from the sub-joint (2);

the fastening cap (121), the fastening cap (121) is sleeved on the outer surface of one end of the shell (10) far away from the sub-joint (2), and is in threaded connection with the shell (10);

the round hole (122) is formed in the fastening cap (121), and the round hole (122) is coaxial with the through hole (11).

5. The handy quick connector as recited in claim 4 wherein said pipe connector (12) further comprises:

the number of the pressing strips (123) is a plurality, and the pressing strips (123) are circumferentially distributed and fixedly arranged at one end, far away from the sub-joint (2), of the shell (10) at equal intervals;

the number of the teeth (124) is a plurality of, and the teeth (124) are respectively and fixedly arranged on one surface, close to the axis, of the pressing strip (123).

6. The quick connector according to claim 1, wherein the sub-connector (2) comprises:

the threaded connector (20), the threaded connector (20) is fixedly arranged at one end, far away from the shell (10), of the sub-connector (2).

7. The portable quick connector of claim 6 further comprising:

the clamping groove (100), the clamping groove (100) is arranged at one end of the shell (10) close to the clamping connector;

the clamping block (21), the clamping block (21) is fixedly arranged on the sub-joint (2) and is matched with the clamping groove (100).

8. The portable quick connector of claim 1 further comprising:

the sealing assembly (3) is arranged on the outer surface of the sub-joint (2) at the inner wall of the through hole (11);

wherein, the sealing component (3) comprises an annular groove (22) and a sealing ring (30) which are arranged on the outer surface of the sub-joint (2).