阅读说明：本技术 一种快速接头 (Quick connector ) 是由 朱成浩 张云霞 李静 于 2020-12-12 设计创作，主要内容包括：本发明公开了一种快速接头,包括母接头和公接头,所述母接头的右端设有插接孔、左端设有与插接孔连通的左接口,所述公接头用于插接到插接孔内；所述安装槽内设有挂钩组件,所述公接头的左端设有与挂钩组件配合的挡块,在公接头插入插接孔内时,所述挂钩组件与挡块连接将挡块锁紧在安装槽内；所述母接头的侧面设有与挂钩组件连接的手柄,转动手柄可控制挂钩组件将挡块解锁；该快速接头不仅结构简单,而且连接步骤简单,容易操作。(The invention discloses a quick connector which comprises a female connector and a male connector, wherein the right end of the female connector is provided with an inserting hole, the left end of the female connector is provided with a left connector communicated with the inserting hole, and the male connector is used for being inserted into the inserting hole; a hook component is arranged in the mounting groove, a stop block matched with the hook component is arranged at the left end of the male connector, and when the male connector is inserted into the inserting hole, the hook component is connected with the stop block to lock the stop block in the mounting groove; a handle connected with the hook assembly is arranged on the side surface of the female joint, and the handle can be rotated to control the hook assembly to unlock the stop block; the quick connector is simple in structure, simple in connection steps and easy to operate.)

1. A quick connector comprises a female connector and a male connector, wherein the right end of the female connector is provided with an inserting hole, the left end of the female connector is provided with a left connector communicated with the inserting hole, and the male connector is used for being inserted into the inserting hole; the male connector is characterized in that a hook component is arranged in the mounting groove, a stop block matched with the hook component is arranged at the left end of the male connector, and when the male connector is inserted into the inserting hole, the hook component is connected with the stop block to lock the stop block in the mounting groove; the side of female joint is equipped with the handle of being connected with the couple subassembly, and the steerable couple subassembly of handle is rotated and the dog unblock.

2. The quick connector of claim 1, wherein the hook assembly comprises a fan-shaped hook body, the mounting groove is provided with a rotating shaft, the hook body is positioned in the mounting groove and is rotatably connected to the rotating shaft, the lower end of the hook body is in contact with the lower side wall of the mounting groove when the hook body rotates to a first position around the rotating shaft, and the upper end of the hook body is in contact with the upper side wall of the mounting groove when the hook body rotates to a second position around the rotating shaft; a torsion spring for forcing the hook body to rotate to a first position is sleeved on the rotating shaft, a shaft rod extending out of the female joint is fixedly arranged on the side surface of the hook body, and the shaft rod and the rotating shaft are in coaxial positions; the handle is fixedly arranged at one end of the shaft lever extending out of the female joint, and the hook body is driven to rotate around the rotating shaft when the handle rotates; the hook body is reset to a first position under the action of a torsion spring, and the hook body enters the hook groove to lock the stop block; when the female connector and the male connector are separated, the rotating handle drives the hook body to rotate to the second position around the rotating shaft, and the hook body leaves the hook groove so that the male connector can be pulled out conveniently.

3. The quick coupling of claim 2, wherein one end of the torsion spring is inserted into the outer side of the rotating shaft, and the other end of the torsion spring abuts against the hook.

4. The quick connector according to claim 2, wherein a valve hole with an opening at the right end is formed in the male connector, a valve port communicated with the valve hole is formed at the left end of the male connector, a valve core for controlling the on-off of the valve port is formed in the valve hole, a push rod extending out of the valve port is formed at the left end of the valve core, and when the male connector is inserted into the insertion hole, the push rod pushes the valve core to open the valve port; a snap spring is arranged on the inner side wall of the valve hole close to the opening at the right end, and a first spring used for forcing the valve core to be tightly pressed on the valve port is arranged between the snap spring and the valve core in the valve hole.

5. A quick-disconnect coupling as claimed in claim 4, wherein a spring washer is provided within the valve bore between the right end of the first spring and the circlip.

6. The quick connector according to claim 1, wherein a first through hole for communicating the left connector and the mounting groove is formed in the female connector.

Technical Field

The invention belongs to a connecting device capable of being quickly disassembled and assembled, and particularly relates to a novel quick connector.

Background

The quick connector is a connector which can quickly realize the connection or disconnection of a pipeline without a tool and is mainly used for quickly installing and disassembling the pipeline, the quick connector connecting structure is the most important part of the quick connector, the connecting mode and the structure of the quick connector directly determine the convenience in use, the reliability and the product quality of the quick connector, at present, the quick connector is generally divided into a female connector and a male connector which are different in structure, the common quick connector is complex to operate during butt joint, and the connecting difficulty is high.

Disclosure of Invention

The invention aims to provide a quick connector which is simple in structure, simple in connection steps and easy to operate.

In order to achieve the purpose, the invention provides the following technical scheme: a quick connector comprises a female connector and a male connector, wherein the right end of the female connector is provided with an inserting hole, the left end of the female connector is provided with a left connector communicated with the inserting hole, and the male connector is used for being inserted into the inserting hole; a hook component is arranged in the mounting groove, a stop block matched with the hook component is arranged at the left end of the male connector, and when the male connector is inserted into the inserting hole, the hook component is connected with the stop block to lock the stop block in the mounting groove; the side of female joint is equipped with the handle of being connected with the couple subassembly, and the steerable couple subassembly of handle is rotated and the dog unblock.

Further, the hook assembly comprises a fan-shaped hook body, a rotating shaft is arranged in the mounting groove, the hook body is located in the mounting groove and is rotatably connected to the rotating shaft, when the hook body rotates to a first position around the rotating shaft, the lower end of the hook body is in contact with the lower side wall of the mounting groove, and when the hook body rotates to a second position around the rotating shaft, the upper end of the hook body is in contact with the upper side wall of the mounting groove; a torsion spring for forcing the hook body to rotate to a first position is sleeved on the rotating shaft, a shaft rod extending out of the female joint is fixedly arranged on the side surface of the hook body, and the shaft rod and the rotating shaft are in coaxial positions; the handle is fixedly arranged at one end of the shaft lever extending out of the female joint, and the hook body is driven to rotate around the rotating shaft when the handle rotates; the hook body is reset to a first position under the action of a torsion spring, and the hook body enters the hook groove to lock the stop block; when the female connector and the male connector are separated, the rotating handle drives the hook body to rotate to the second position around the rotating shaft, and the hook body leaves the hook groove so that the male connector can be pulled out conveniently.

Furthermore, one end of the torsion spring is inserted into the outer side of the rotating shaft, and the other end of the torsion spring is abutted against the hook body.

Furthermore, a valve hole with an opening at the right end is formed in the male connector, a valve port communicated with the valve hole is formed in the left end of the male connector, a valve core used for controlling the on-off of the valve port is arranged in the valve hole, an ejector rod extending out of the valve port is arranged at the left end of the valve core, and when the male connector is inserted into the inserting hole, the ejector rod pushes the valve core to open the valve port; a snap spring is arranged on the inner side wall of the valve hole close to the opening at the right end, and a first spring used for forcing the valve core to be tightly pressed on the valve port is arranged between the snap spring and the valve core in the valve hole.

Furthermore, a spring washer is arranged between the right end of the first spring and the clamp spring in the valve hole.

Furthermore, a first through hole used for communicating the left connector and the mounting groove is formed in the female connector.

Advantageous effects

Compared with the prior art, the technical scheme of the invention has the following advantages:

1. the male connector and the female connector are connected by using the hook body, so that the connection step is simple and the operation is easy;

2. by using the fan-shaped hook body, the male connector can be kept in a locked state after being inserted, cannot be separated due to vibration and the like, and is reliably connected;

3. when the hook body is connected in the hook groove of the female connector, if the male connector or the female connector moves towards the separation direction under the action of external force, the hook body can be subjected to the force rotating towards the hook groove, so that the connection is more reliable.

Drawings

FIG. 1 is a cross-sectional view of the present invention;

FIG. 2 is a front view of the female connector of the present invention;

FIG. 3 is a cross-sectional view of the female connector of the present invention;

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3 in accordance with the present invention;

FIG. 5 is a cross-sectional view of the male connector of the present invention;

fig. 6 is a cross-sectional view taken along the line B-B in fig. 5 in accordance with the present invention.

Detailed Description

Referring to fig. 1-6, a quick coupling includes a female coupling 1 and a male coupling 2, the right end of the female coupling 1 is provided with an insertion hole 1a, the left end of the female coupling is provided with a left connector 1b communicated with the insertion hole 1a, the left end of the insertion hole 1a in the female coupling 1 is provided with an installation groove 1c, the female coupling 1 is provided with a first through hole 11 for communicating the left connector 1b with the installation groove 1c, and the male coupling 2 is inserted into the insertion hole 1 a; a hook component is arranged in the mounting groove 1c, a stop block 21 matched with the hook component is arranged at the left end of the male connector 2, and when the male connector 2 is inserted into the inserting hole 1a, the hook component is connected with the stop block 21 to lock the stop block 21 in the mounting groove 1 c; the side of female joint 1 is equipped with the handle 7 of being connected with the couple subassembly, and the steerable couple subassembly of handle 7 of rotation is with dog 21 unblock.

The hook assembly comprises a fan-shaped hook body 3, a rotating shaft 4 is arranged in the mounting groove 1c, the hook body 3 is positioned in the mounting groove 1c and is rotatably connected to the rotating shaft 4, when the hook body 3 rotates to a first position around the rotating shaft 4, the lower end of the hook body 3 is contacted with the lower side wall of the mounting groove 1c, and when the hook body 3 rotates to a second position around the rotating shaft 4, the upper end of the hook body 3 is contacted with the upper side wall of the mounting groove 1 c; a torsion spring 8 for forcing the hook body 3 to rotate to a first position is sleeved on the rotating shaft 4, a shaft lever 3a extending out of the female joint 1 is fixedly arranged on the side surface of the hook body 3, and the shaft lever 3a and the rotating shaft 4 are in a coaxial position; the handle 7 is fixedly arranged at one end of the shaft lever 3a extending out of the female joint 1, and the hook body 3 is driven to rotate around the rotating shaft 4 when the handle 7 rotates; a hook groove 22 is formed in the stop block 21, when the male connector 2 is inserted into the insertion hole 1a, the stop block 21 is in contact with the lower inclined surface of the hook body 3 to push the hook body 3 to rotate around the rotating shaft 4 to the second position, when the male connector 2 is completely inserted into the insertion hole 1a, the left end of the stop block 21 is abutted against the left end of the installation groove 1c, the hook body 3 is reset to the first position under the action of the torsion spring 8, and the hook body 3 enters the hook groove 22 to lock the stop block 21; when the female connector 1 and the male connector 2 are separated, the rotating handle 7 drives the hook body 3 to rotate around the rotating shaft 4 to the second position, and the hook body 3 leaves the hook groove 22 so as to facilitate the extraction of the male connector 2. In this embodiment, one end of the torsion spring 8 is inserted into the outer side of the rotating shaft 4, and the other end of the torsion spring abuts against the hook 3.

A valve hole 2a with an opening at the right end is formed in the male connector 2, a valve port 2b communicated with the valve hole 2a is formed at the left end of the male connector 2, a valve core 5 used for controlling the on-off of the valve port 2b is arranged in the valve hole 2a, an ejector rod 51 extending out of the valve port 2b is arranged at the left end of the valve core 5, and when the male connector 2 is inserted into the insertion hole 1a, the ejector rod 51 pushes the valve core 5 to open the valve port 2 b; a snap spring 2d is arranged on the inner side wall of the valve hole 2a close to the opening at the right end, and a first spring 6 used for forcing the valve core 5 to be pressed on the valve port 2b is arranged between the snap spring 2d and the valve core 5 in the valve hole 2 a. A spring washer 2c is arranged between the right end of the first spring 6 and the clamp spring 2d in the valve hole 2 a.

When the quick connector is connected, firstly, the male connector 2 is inserted into the female connector 1, the stop block 21 pushes the lower inclined plane on the hook body 3, so that the hook body 3 rotates upwards from the first position by overcoming the torsion spring 8 around the rotating shaft 4, when the stop block 21 pushes the bottom of the inserting hole 1a, the left end of the stop block 21 is abutted against the inner wall of the left end of the mounting groove 1c, the hook body 3 enters the hook groove 22 under the action of the torsion spring 8, so that the stop block 21 is stopped by the hook body 3, and locking is completed; when the quick connector needs to be separated, firstly, the rotating handle 7 drives the hook body 3 to overcome the torsion spring 8 through the shaft rod 3a to rotate to the second position, so that the hook body 3 is withdrawn from the hook groove 22, the stop 21 can be pulled out, the male connector 2 can be pulled out from the female connector 1, and the quick connector is separated.

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