CN108204487A - A kind of pipe connector easy to use - Google Patents

Abstract

The invention discloses an easy-to-use pipe connector. The connector includes a first part, a second part and a third part. The upper end of the first part is provided with a plurality of connecting plates, the lower side of the third part is provided with grooves inside, and a connecting block is formed between two adjacent grooves. The connecting block is provided with an inner Threaded structure, the connecting block is provided with a side stop plate at the inner end, the upper end of the connecting plate is provided with a push rod, the third part is provided with a spring inside, the lower end of the spring is connected with the top plate, and the lower side of the top plate is provided with an inner stop plate, the inner stop An arc-shaped opening is arranged on the plate, and a spring seat plate is arranged on the inner side of the second part, and several ring gaskets are arranged between the spring seat plate and the spring. In the present invention, by changing the number of ring gaskets, the rebound force of the installed spring can be adjusted, which can be adjusted according to requirements, and is easy to use. When disassembling, only the first part and the third part need to be separated, which can be quickly completed The docking and disassembly work has the advantages of saving working time and improving the reliability of the connection.

Description

An easy-to-use pipe connector

technical field

The invention relates to the field of pipe connectors, in particular to an easy-to-use pipe connector.

Background technique

Pipe connectors are commonly used parts for various pipeline connections. The two parts of the connectors in the prior art generally use threaded connections. Because the pipe connectors in the prior art need to be twisted many times to make the two parts thread Cooperate connection, because it needs to rotate many turns during the connection process, so the two parts cannot be fixedly connected with the pipe, and the reliability of the connection is relatively low. In rail transit vehicles, ships or other work with large vibration Occasionally, it is also easy to cause looseness between the two connecting parts or the place where the pipe is connected, and more time is wasted in the installation and removal process.

Contents of the invention

The object of the present invention is to address the shortcomings of the prior art and provide an easy-to-use pipe connector that is easy to disassemble and install, and has a stable connection.

To achieve the above object, the present invention provides an easy-to-use pipe connector, comprising a first part and a second part respectively fixed at one end of the pipeline and a third part connected between the first part and the second part, said The first part, the second part and the third part are all in a tubular structure, and the upper end of the first part is provided with a plurality of connection plates, and the plurality of connection plates are arc-shaped, and are evenly distributed on the center line of the first part of the circle On the circumference of the connecting plate, a threaded structure is provided on the outside of the connecting plate, and a groove for the connecting block to be inserted is opened in the lower side of the third part, and a connecting block is formed between two adjacent grooves. The threaded structure matched with the plate, the connecting block is provided with a side stop plate at the inner end, the upper end of the connecting plate is provided with a push rod, the third part is provided with a spring inside, and the lower end of the spring is connected with the middle part provided with the first The top plate with two through holes, the top plate is slidably connected to the inner side of the third part, and the inner stop plate of the third through hole is provided on the inner side of the third part on the lower side, and the inner stop plate is provided for the top The arc-shaped opening through which the rod passes and moves left and right inside, the lower end of the second part is threadedly connected with the upper end of the third part, and the inner side is provided with a spring seat plate with a first through hole in the middle, and the spring seat plate Several ring gaskets are arranged between the spring and the spring.

Preferably, a first gasket is provided between the first part and the third part.

Preferably, a second gasket is provided between the second part and the third part.

Preferably, the first through hole, the second through hole and the third through hole are all round holes.

Preferably, the top plate is a polytetrafluoroethylene plate.

Preferably, the outer sides of the first part, the second part and the third part are all provided with anti-slip embossed structures.

Preferably, the cross-section of the push rod is an arc structure, and its arc is the same as that of the arc opening.

Preferably, rounded corners are provided around the upper end of the push rod.

Beneficial effects: when the present invention is butt-mounted, the connecting plate on the first part can first enter the inside of the second part through the groove, so that the push rod can pass through the arc-shaped opening on the inner stop plate and contact the top plate, further pushing the first part forward Make the ejector rod push the top plate to move inward, compress the spring to a certain strength, and then turn the first part to make the connecting plate and the connecting block threaded and connected. By changing the number of ring gaskets, you can adjust the rebound force of the installed spring, which can be adjusted according to your needs, which is easy to use. When disassembling, you only need to separate the first part and the third part to quickly complete the docking and installation. The disassembly work has the advantages of saving working time and improving the reliability of the connection.

Description of drawings

Fig. 1 is a schematic structural view of an easy-to-use pipe connector according to an embodiment of the present invention;

Fig. 2 is the A-A direction sectional view of Fig. 1;

Fig. 3 is a sectional view taken along line B-B of Fig. 1 .

Detailed ways

The present invention will be further illustrated below in conjunction with the accompanying drawings and specific embodiments. This embodiment is implemented on the premise of the technical solution of the present invention. It should be understood that these embodiments are only used to illustrate the present invention and are not intended to limit the scope of the present invention.

As shown in Figures 1 to 3, the embodiment of the present invention provides an easy-to-use pipe connector, which includes a first part 1, a second part 2 and a third part 3 respectively fixed at one end of the pipeline, the first part The lower end of 1 and the upper end of the second part are used to fix the pipeline respectively. The pipelines that can be fixed include bellows for protection, soft air pipe or metal air pipe, etc. The pipeline is connected with the first part 1 and the second part 2 with the pipeline. The fixing method can adopt prior art, such as screw connection etc. The upper end of the third part 3 is threadedly connected to the lower end of the second part 2, and thread glue can be used here to increase the connection strength, and there is no need to disassemble the third part 3 and the second part 2 during docking and disassembly. The lower end of the third part is connected with the first part 1 . In order to improve the sealing effect, a first gasket 4 is provided between the first part 1 and the third part 3 . A second gasket 5 is provided between the second part 2 and the third part 3 . The first part 1, the second part 2 and the third part 3 are all tubular structures and made of metal or hard plastic. The upper end of the first part 1 is provided with a plurality of connecting plates 11, and the plurality of connecting plates 11 are in the shape of a circular arc. The center of the circle is on the circumference of the center line of the first part 1, the outer side of the connecting plate 11 is provided with a threaded structure, and the lower side of the third part 3 is provided with a groove 31 for the insertion of the connecting block, and a connection is formed between two adjacent grooves 31. Block 32, the inner side of connecting block 32 is provided with the screw structure that cooperates with connecting plate 11, like this, connecting plate 11 just can be inserted into the inside of third part 3 by groove 31, then rotates, and connecting plate 11 just can be screwed on connecting block 32 on the internal thread. During the tightening process, in order to prevent the connection plate 11 from being unscrewed from the connection block 32 and entering the area of the groove 31 again, the side of the rotation direction during tightening is now the inner side, and a side stop is provided at the inner end of the connection block 32 Plate 33, when the connecting plate 11 is screwed to the position of the stop plate 33, it cannot continue to be twisted, thereby preventing the connecting plate 11 from being over-screwed.

A push rod 12 is arranged on the upper end of the connecting plate 11, a spring 34 is arranged inside the third part 3, and a top plate 35 with a second through hole in the middle is connected to the lower end of the spring 34, and the top plate 35 is slidably connected to the third part 3, the lower side of the top plate 35 is provided with an inner stop plate 36, the inner stop plate 36 is integrally formed with the third part 3, or is fixedly connected to the inner side of the third part 3, and the middle part of the inner stop plate 36 is provided with The third through hole, wherein, the first through hole, the second through hole and the third through hole are preferably circular holes. An arc-shaped opening 37 is provided on the inner stop plate 36, and the ejector rod 12 can pass through the arc-shaped opening 37 from the outside to the inside. Move left and right. The inner side of the second part 2 is provided with a spring seat plate 21 with a first through hole inside, and a plurality of annular gaskets 22 are provided between the spring seat plate 21 and the spring 34 .

In order to make the top plate 35 produce less resistance and better wear resistance when sliding inside the second part 3 , the top plate 35 is preferably made of a polytetrafluoroethylene plate.

In order to facilitate installation and disassembly, vertical anti-slip embossed structures are preferably provided on the outer sides of the first part 1 , the second part 2 and the third part 3 .

The cross-section of the push rod 12 of the embodiment of the present invention is an arc structure, the radian of the push rod 12 is the same as that of the arc-shaped mouth 37, and the thickness of the push rod 12 is slightly smaller than the thickness of the arc-shaped mouth 37, so the width of the push rod 12 It can be set wider to improve its bearing capacity. In order to reduce the frictional force between the upper end of the ejector rod 12 and the top plate 35 during installation and disassembly, it is preferable to provide rounded corners around the upper end of the ejector rod 12 .

To sum up, when the present invention is butted and installed, the connecting plate on the first part can enter the inside of the second part through the groove first, so that the push rod can pass through the arc-shaped opening on the inner stop plate and contact the top plate to further advance The first part makes the ejector rod push the top plate to move inward, and after the spring is compressed to a certain strength, the first part is rotated to make the connecting plate and the connecting block threaded and connected. By changing the number of ring gaskets, you can adjust the rebound force of the installed spring, which can be adjusted according to your needs, which is easy to use. When disassembling, you only need to separate the first part and the third part to quickly complete the docking and installation. The disassembly work has the advantages of saving working time and improving the reliability of the connection.

The above descriptions are only preferred implementations of the present invention, and it should be pointed out that for those of ordinary skill in the art, other parts not specifically described belong to the prior art or common knowledge. On the premise of not departing from the principle of the present invention, some improvements and modifications can also be made, and these improvements and modifications should also be regarded as the protection scope of the present invention.

Claims (8)

1. An easy-to-use pipe connector, characterized in that it includes a first part and a second part respectively fixed at one end of the pipeline and a third part connected between the first part and the second part, the first part, Both the second part and the third part have a tubular structure, and the upper end of the first part is provided with a plurality of connection plates, and the plurality of connection plates are arc-shaped, and are evenly distributed on the circumference of the center line of the first part , the outer side of the connecting plate is provided with a threaded structure, the lower side of the third part is provided with a groove for the insertion of the connecting block, a connecting block is formed between two adjacent grooves, and the inner side of the connecting block is provided with a hole that matches the connecting plate. Thread structure, the connecting block is provided with a side stop plate at the inner end, a push rod is provided at the top of the connecting plate, a spring is provided inside the third part, and the lower end of the spring is connected with a second through hole in the middle The top plate is slidably connected to the inner side of the third part, and the inner stop plate of the third through hole is provided on the inner side of the third part on the lower side, and the inner stop plate is provided with the inner stop plate for the push rod to pass through. And the arc-shaped mouth that moves left and right inside it, the lower end of the second part is threadedly connected with the upper end of the third part, and the inner side is provided with a spring seat plate with a first through hole in the middle, and the spring seat plate and the spring There are several ring gaskets between them. 2. The easy-to-use pipe connector according to claim 1, wherein a first sealing gasket is provided between the first part and the third part. 3. The easy-to-use pipe connector according to claim 2, wherein a second sealing gasket is provided between the second part and the third part. 4. The easy-to-use pipe connector according to claim 1, wherein the first through hole, the second through hole and the third through hole are all round holes. 5. The easy-to-use pipe connector according to claim 1, wherein the top plate is a polytetrafluoroethylene plate. 6 . The easy-to-use pipe connector according to claim 1 , characterized in that, the outer sides of the first part, the second part and the third part are provided with anti-slip embossed structures. 7 . The easy-to-use pipe connector according to claim 1 , wherein the cross-section of the ejector rod is an arc structure, and its arc is the same as that of the arc-shaped mouth. 8. The easy-to-use pipe connector according to claim 7, characterized in that rounded corners are provided around the upper end of the push rod.