CN111412335B

CN111412335B - Quick connector

Info

Publication number: CN111412335B
Application number: CN202010324303.4A
Authority: CN
Inventors: 王少华
Original assignee: Quanzhou Baidilong Water Heating Equipment Co ltd
Current assignee: Quanzhou Baidilong Water Heating Equipment Co ltd
Priority date: 2020-04-22
Filing date: 2020-04-22
Publication date: 2021-10-26
Anticipated expiration: 2040-04-22
Also published as: CN111412335A

Abstract

The invention relates to a quick connector which is characterized by comprising a connecting main body, a fixed connector and a movable connector, wherein the fixed connector is installed at one end of the connecting main body, the movable connector is inserted from the other end of the connecting main body, an unlocking plate is inserted into the upper end of the connecting main body from top to bottom, the lower end of the unlocking plate is connected with a spring, the movable connector penetrates through a central hole of the unlocking plate, a limiting piece is sleeved on the movable connector, and the limiting piece can penetrate through the central hole of the unlocking plate when the unlocking plate is positioned at the lower position. The invention adopts a brand new structure, has simple connection operation and good universality and can realize the quick connection of the water pipe.

Description

Quick connector

Technical Field

The invention relates to the field of pipeline joints, in particular to a quick joint.

Background

In hot-water heating bathroom field, often need connect the pipeline, will connect two pipes with dedicated connector now, and the connector structure is complicated, and it is very inconvenient to use, and sealing performance is not good moreover, the condition of leaking appears easily.

Disclosure of Invention

The invention aims to provide a quick connector which adopts a brand new structure, is simple in connection operation and good in universality and can realize quick connection of water pipes.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a quick-operation joint, its characterized in that includes connecting body, installs at the fixed connector of connecting body one end and from connecting body's the other end male movable joint head, connecting body's upper end from top to bottom inserted the unlocking plate, the lower extreme of unlocking plate be connected with spring and movable joint head and pass from the centre bore of unlocking plate, movable joint on cup jointed the locating part, the limiting part just can pass from the centre bore of unlocking plate when the unlocking plate is located the lower position.

The unlocking plate can move up and down, when the unlocking plate is jacked on the spring to be located at the upper position, the limiting part cannot pass through the central hole of the unlocking plate, the movable connector cannot axially move, connection and locking of the movable connector are achieved, the movable connector and the fixed connector can be used for being connected with water pipes, the movable connector and the fixed connector are communicated, and therefore connection of the two water pipes is achieved.

In order to facilitate disassembly, the lower end of the connecting main body is transversely inserted with a lower baffle, the lower end of the spring is propped against the lower baffle, and the disassembly of the unlocking plate can be realized by drawing the lower baffle out.

In order to prevent external foreign matters from entering the connecting main body, the check ring sleeved on the outer side of the movable connector is installed at the insertion hole of the movable connector at the front end of the connecting main body.

Preferably, the limiting part is in a ring shape with a notch, a plurality of bulges are uniformly arranged on the outer side of the limiting part, a groove corresponding to the bulges is arranged on the central hole of the unlocking plate, when the unlocking plate is pressed down, the bulges on the limiting part are correspondingly matched with the grooves on the unlocking plate, so that the limiting part can penetrate through the central hole of the unlocking plate, and the movable connector is detached.

Preferably, the inner wall of the insertion hole of the movable connector at the front end of the connecting main body is provided with a plurality of guide protrusions, gaps between the guide protrusions correspond to protrusions on the limiting part, the guide protrusions can limit the retainer ring and also can guide the movable connector when the movable connector is inserted, and the protrusions can penetrate through the grooves in the unlocking plate from the gaps between the guide protrusions.

Preferably, the guide protrusion is semicircular, the cambered surface faces the front end of the connecting body, a good guide effect is achieved, and the angle of the movable connector is guided.

Preferably, the movable connector is provided with a plurality of protruding rings outside the end inserted into the connecting body, the middle part of the movable connector and the protruding rings are provided with an inner concave part, the limiting part is sleeved on the inner concave part, the protruding rings can limit the limiting part, at least one sealing ring can be further installed between the protruding rings, and comprehensive sealing is realized.

Has the advantages that: the invention relates to a quick connector which adopts a brand-new structure, can realize unlocking by pressing one key, separates two pipelines, has simple and convenient connection operation and good universality, can realize quick connection of water pipes and has good waterproof performance.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a front view block diagram of the present invention;

FIG. 3 is a front view semi-section block diagram of the present invention;

FIG. 4 is a partial perspective view of the present invention;

fig. 5 is a partial perspective view of the present invention.

Detailed Description

The invention will be further illustrated with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and such equivalents may fall within the scope of the present invention as defined in the appended claims.

As shown in fig. 1 to 5, an embodiment of the present invention relates to a quick coupling, which is characterized by comprising a connecting main body 1, a fixed connector 4 installed at one end of the connecting main body 1, and a movable connector 2 inserted from the other end of the connecting main body 1, wherein an unlocking plate 3 is inserted into the upper end of the connecting main body 1 from top to bottom, the lower end of the unlocking plate 3 is connected with a spring 6, the movable connector 2 penetrates through a central hole of the unlocking plate 3, a stopper 5 is sleeved on the movable connector 2, and the stopper 5 can penetrate through the central hole of the unlocking plate 3 only when the unlocking plate 3 is located at a lower position.

In an embodiment of the present invention, when the connector is used, the fixed connector 4 is screwed to one end of the connector body 1, the unlocking plate 3 is pressed, the stopper 5 is fitted to the movable connector 2, and the movable connector 2 is inserted into the connector body 1 from the insertion hole at the front end of the connector body.

The unlocking plate 3 can move up and down, when the unlocking plate 3 is positioned at the upper position by the spring 6, the limiting part 5 cannot pass through the central hole of the unlocking plate 3, so that the movable connector 2 cannot move axially, the movable connector 2 is connected and locked, the movable connector 2 and the fixed connector 4 can be used for connecting water pipes, the movable connector 2 is communicated with the fixed connector 4, and the two water pipes are communicated.

Then the water pipes are connected to the fixed connector 4 and the movable connector 2, so that the two water pipes are communicated.

In order to facilitate the disassembly, the lower end of the connecting main body 1 is transversely inserted with a lower baffle 7, the lower end of the spring 6 is propped against the lower baffle 7, and the disassembly of the unlocking plate 3 can be realized by drawing out the lower baffle 7.

In order to prevent external foreign matters from entering the connecting body 1, a check ring 9 sleeved outside the movable connector 2 is installed at the insertion hole of the movable connector at the front end of the connecting body 1.

Wherein, locating part 5 for opening jagged ring-type, its outside evenly is provided with a plurality of arch 10, the centre bore of unlocking plate 3 on be provided with the recess 11 that corresponds with arch 10, when unlocking plate 3 pressed down, arch 10 on locating part 5 coincided with recess 11 on unlocking plate 3 is corresponding, locating part 5 just can pass the centre bore of unlocking plate 3 like this, has realized the dismantlement of swing joint head 2.

Wherein, the swing joint head plug-in hole department inner wall of the front end of connecting main part 1 on be provided with a plurality of direction arch 8, direction arch 8 between the space and the protruding 10 on the locating part 5 corresponding, direction arch 8 can be spacing to retaining ring 9, also can lead when the swing joint head 2 inserts, protruding 10 just can guarantee to pass the recess 11 on the unlocking plate 3 from the space between the direction arch 8.

Wherein, the guide bulge 8 semicircular in shape, and the cambered surface towards the front end of connecting body 1, have fine guide effect, lead the angle of swing joint 2.

As preferred, the one end outside that movable joint 2 inserted in connecting body 1 be provided with a plurality of bulge loop 12, middle part and the bulge loop 12 of movable joint 2 between be provided with interior concave part, locating part 5 cup joint on interior concave part, bulge loop 12 can carry out spacingly to locating part 5, can also install at least one sealing washer between the bulge loop 12, realize comprehensive sealed.

Claims

1. A quick joint is characterized by comprising a connecting main body (1), a fixed connector (4) arranged at one end of the connecting main body (1) and a movable connector (2) inserted from the other end of the connecting main body (1), wherein an unlocking plate (3) is inserted into the upper end of the connecting main body (1) from top to bottom, the lower end of the unlocking plate (3) is connected with a spring (6), the movable connector (2) penetrates through a center hole of the unlocking plate (3), a limiting part (5) is sleeved on the movable connector (2), the limiting part (5) can penetrate through the center hole of the unlocking plate (3) when the unlocking plate (3) is positioned at a lower position, the limiting part (5) is annular, a plurality of bulges (10) are uniformly arranged on the outer side of the limiting part, a groove (11) corresponding to the bulges (10) is arranged on the center hole of the unlocking plate (3), the movable connector plug-in hole department inner wall of the front end of connecting body (1) on be provided with a plurality of guide protrusion (8), guide protrusion (8) between space and locating part (5) on protruding (10) corresponding, guide protrusion (8) semicircular in shape, and the cambered surface towards the front end of connecting body (1).

2. The quick connector of claim 1, wherein: the lower end of the connecting main body (1) is transversely inserted with a lower baffle (7), and the lower end of the spring (6) is propped against the lower baffle (7).

3. The quick connector of claim 1, wherein: the movable connector plug-in hole at the front end of the connecting main body (1) is provided with a check ring (9) sleeved outside the movable connector (2).

4. The quick connector according to any one of claims 1 to 3, characterized in that: the movable connector (2) insert the one end outside in connecting body (1) be provided with a plurality of bulge loop (12), the middle part of movable connector (2) and bulge loop (12) between be provided with interior concave part, locating part (5) cup joint on interior concave part.