CN215673820U

CN215673820U - Locking engineering gate valve

Info

Publication number: CN215673820U
Application number: CN202122014367.7U
Authority: CN
Inventors: 苏宗强
Original assignee: Yuhuan Aodeli Valve Co ltd
Current assignee: Yuhuan Huigao Fluid Control Co ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-01-28
Anticipated expiration: 2031-08-25

Abstract

The utility model discloses a locking engineering gate valve, which comprises a valve body and a valve cover, wherein the valve body comprises a connecting pipe, connecting pipe fittings are arranged on two sides of the connecting pipe, a connecting cover piece is arranged at the top end of the connecting pipe, a clamping piece is arranged at the position, close to the middle of the outer side, in the connecting pipe fitting, a clamping groove is formed in the position, located at the outer layer of the connecting pipe fitting, in the connecting pipe fitting, a sealing gasket is arranged in the clamping groove, fixing bolts are arranged on the top surface and the bottom surface of the connecting pipe fitting and an inner and outer layer gasket body penetrating through the sealing gasket, a connecting groove is formed in the position, close to the outer side, in the connecting cover piece, a plurality of sealing springs are arranged at the bottom of the connecting groove, a sealing ring is arranged at the top of each sealing spring, and clamping blocks are arranged in the middle of the connecting groove and in the positions, close to two sides of the connecting cover piece; the locking engineering gate valve is convenient to mount and dismount between the valve body and the valve cover, and meanwhile, the sealing performance of the joint of the gate valve and the soft pipeline is improved.

Description

Locking engineering gate valve

Technical Field

The utility model relates to the field of gate valves, in particular to a locking engineering gate valve.

Background

The gate valve is a valve device for controlling the flow direction, flow rate and circulation of gas or liquid, generally comprises a valve body, a valve cover and a valve core, and a valve seat and a locking mechanism are also arranged on part of the gate valve, and the scheme particularly relates to a locking engineering gate valve; however, the existing locking engineering gate valve has certain defects to be improved when in use, and the installation and the disassembly of the valve cover and the valve body are troublesome when the existing locking engineering gate valve is in use, so that the use is inconvenient; when the existing locking engineering gate valve is used, the sealing performance of the joint of the gate valve and a soft pipeline is poor, gas or liquid in the pipeline is easy to leak, and certain influence is brought to practical use.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a locking engineering gate valve which can effectively solve the problems that the valve cover and the valve body are troublesome to mount and dismount and inconvenient to use when the existing locking engineering gate valve in the background technology is used; when the existing locking engineering gate valve is used, the sealing performance of the joint of the gate valve and a soft pipeline is poor, and the problem of leakage of gas or liquid in the pipeline is easily caused.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a locking engineering gate valve, including valve body and valve gap, the valve body includes the connecting pipe, even pipe fitting is installed to the both sides of connecting pipe, even the cover piece is installed on the top of connecting pipe, even the inside of pipe fitting is close to the outside position placed in the middle and installs joint spare, even the inside of pipe fitting is located even the outer position of pipe fitting and has seted up the joint groove, the inside in joint groove is provided with sealed the pad, the top surface and the bottom surface that run through even pipe fitting and the sealed inlayer pad body of pad all are provided with fixing bolt, the inside of even cover piece is close to the position in the outside and has seted up the spread groove, a plurality of sealing spring is installed to the bottom of spread groove, the sealing washer is installed at sealing spring's top, even the inside in connection groove is placed in the middle and is close to the position of even cover piece both sides and all installs the fixture block.

As a further scheme of the utility model, the valve cover comprises a cover body, clamping rings are respectively installed at the positions, close to the two sides, of the bottom end of the cover body, and bayonets are respectively arranged at the positions, centered on the front end ring body of one clamping ring and centered on the rear end ring body of the other clamping ring.

As a further scheme of the utility model, the clamping piece, the clamping groove and the sealing gasket are all arranged in a circular ring shape, the section of the sealing gasket is arranged in a wedge shape, and the sealing gasket is composed of an upper semi-annular gasket body and a lower semi-annular gasket body.

As a further scheme of the utility model, the connecting groove and the sealing ring are both arranged in a circular ring shape, and the upper end and the lower end of the sealing spring are respectively fixedly connected with the bottom surface of the sealing ring and the bottom of the connecting groove.

In a further aspect of the present invention, the inner and outer diameters of the bottom surface of the lid body are equal to the inner and outer diameters of the connecting cover member, and the valve element and the locking mechanism connected to the valve element are provided inside the connecting pipe.

As a further scheme of the utility model, the sizes of the clamping ring and the connecting groove are matched with each other, the sizes of the clamping block and the bayonet are matched with each other, and the valve body and the valve cover are clamped with the clamping ring and the clamping block and the bayonet in a matched manner through the connecting groove.

Compared with the prior art, the utility model has the following beneficial effects:

according to the valve cover, the valve body and the valve cover are arranged, when the valve cover is installed, the clamping ring in the valve cover is inserted into the connecting groove in the valve body, the cover body is pressed downwards with force to drive the sealing ring to move downwards, the cover body is rotated clockwise after the clamping ring completely enters the connecting groove, when the cover body cannot rotate, the clamping block is clamped into the bayonet, the pressure on the valve cover is removed to enable the sealing spring to drive the sealing ring to rebound, when the valve cover is disassembled, the cover body is pressed downwards and rotated anticlockwise, when the clamping block is separated from the bayonet, the pressure is removed to enable the valve cover to naturally pop up, and the valve cover and the valve body can be conveniently installed and disassembled;

through setting up sealed the pad, during the installation software pipeline, take off earlier fixing bolt on the pipe fitting even, take out sealed the pad again, later insert the software pipeline in the joint groove, make the software pipeline cover at the skin of joint spare, will seal the pad and reinsert in the joint groove again, promote sealed the pad hard, until the outside of sealed pad to with the side parallel and level of joint spare, install fixing bolt again, promote the leakproofness of pipe fitting and soft pipe connection department even, avoid revealing of gas or liquid in the soft pipeline.

Drawings

FIG. 1 is a schematic view of the overall structure of a locking engineering gate valve according to the present invention;

FIG. 2 is a schematic structural diagram of a valve body in a locking engineering gate valve according to the present invention;

FIG. 3 is a front view of the internal structure of the connecting pipe and the connecting cover in the valve body of the locking engineering gate valve of the present invention;

fig. 4 is a schematic structural diagram of a valve cap in a locking engineering gate valve according to the present invention.

In the figure: 1. a valve body; 2. a valve cover; 3. a connecting pipe; 4. connecting pipe fittings; 5. a connecting cover member; 6. fixing the bolt; 7. a clamping piece; 8. a clamping groove; 9. a gasket; 10. connecting grooves; 11. a seal spring; 12. a seal ring; 13. a clamping block; 14. a cover body; 15. a snap ring; 16. and (4) a bayonet.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1-4, a locking engineering gate valve, including valve body 1 and valve gap 2, valve body 1 includes connecting pipe 3, even pipe fitting 4 is installed to the both sides of connecting pipe 3, even cover piece 5 is installed on the top of connecting pipe 3, even the inside of pipe fitting 4 is close to the outside position placed in the middle and installs joint 7, even the inside of pipe fitting 4 is located even the outer position of pipe fitting 4 and has seted up joint groove 8, the inside of joint groove 8 is provided with sealed the pad 9, the inside and outside pad body that runs through top surface and the bottom surface of connecting pipe fitting 4 and sealed pad 9 all is provided with fixing bolt 6, the inside of connecting cover piece 5 is close to the position in the outside and has seted up spread groove 10, a plurality of sealing spring 11 is installed to the bottom of spread groove 10, sealing washer 12 is installed at sealing spring 11's top, even the inside of connecting groove 10 is placed in the middle and is close to the position of connecting cover piece 5 both sides and all installs fixture block 13.

In this scheme, in order to carry out the shutoff to the top of connecting pipe 3 and set up valve gap 2, valve gap 2 includes lid 14, and snap ring 15 is all installed to the position that the bottom of lid 14 is close to both sides, and bayonet 16 has all been seted up to the position that the front end ring body that is located one of them snap ring 15 is placed in and the rear end ring body of another snap ring 15 is placed in.

In this scheme, for the convenience of being connected of software pipeline and connecting pipe fitting 4, joint spare 7, joint groove 8 all are the ring shape setting with sealed pad 9, and the cross-section that fills up pad 9 is the wedge setting, and sealed pad (9) comprise two upper and lower semi-annular pad bodies.

In this scheme, in order to strengthen the leakproofness behind valve body 1 and the valve gap 2 connection, connecting groove 10 all is the ring shape setting with sealing washer 12, and the upper and lower end of sealing spring 11 respectively with the bottom surface of sealing washer 12 and the bottom fixed connection of connecting groove 10.

In this embodiment, in order to control the flow rate, flow rate and circulation of gas or liquid through the gate valve, the inner and outer diameters of the bottom surface of the lid body 14 are equal to the inner and outer diameters of the connecting lid member 5, and the valve element and the locking mechanism connected to the valve element are provided inside the connecting pipe 3.

In this scheme, in order to facilitate being connected of valve body 1 and valve gap 2, snap ring 15 matches each other with the size of spread groove 10, and the size of fixture block 13 and bayonet socket 16 matches each other, and valve body 1 and valve gap 2 pass through the mutually supporting joint between spread groove 10 and snap ring 15, fixture block 13 and the bayonet socket 16.

It should be noted that, the utility model is a locking engineering gate valve, when using, assemble valve block 1 and valve bonnet 2 at first, when installing the valve bonnet 2, insert the snap ring 15 in the valve bonnet 2 into the spread groove 10 in the valve block 1, and press the body of the cover 14 to make the snap ring 15 drive the seal ring 12 to move down with the strength, rotate the body of the cover 14 clockwise after the snap ring 15 enters the spread groove 10 completely, when the body of the cover 14 can't be rotated, the fixture block 13 is blocked into the bayonet 16, remove the pressure to the valve bonnet 2 again and make the seal spring 11 drive the rebound of the seal ring 12, when dismantling the valve bonnet 2, press down and rotate the body of the cover 14 counterclockwise, when the fixture block 13 breaks away from the bayonet 16, remove the pressure again and make the valve bonnet 2 pop out naturally, when installing the software pipeline, remove the fixing bolt 6 on the connecting tube 4 first, take out the sealing gasket 9, then insert the software pipeline into the clamping groove 8, make the software pipeline cover on the outer layer of the clamping piece 7, and then the sealing gasket 9 is inserted into the clamping groove 8 again, the sealing gasket 9 is pushed forcefully until the outer side of the sealing gasket 9 is flush with the side surface of the clamping piece 7, the fixing bolt 6 is installed again, when the flow rate, the flow and the circulation of gas or liquid in the soft pipeline are controlled, a key matched with the gate valve from the outside is inserted into the connecting pipe 3 from the top end of the valve body 1 and is in butt joint with the locking mechanism, the key is rotated to drive the locking mechanism, then the lock cylinder is driven to rotate through the rotation of the locking mechanism, the rotating angle of the lock cylinder is controlled through the rotating amplitude of the key, and therefore the flow rate, the flow and the circulation of the gas or liquid in the soft pipeline are controlled.

According to the utility model, by arranging the valve body 1 and the valve cover 2, when the valve cover 2 is installed, the snap ring 15 in the valve cover 2 is inserted into the connecting groove 10 in the valve body 1, and the cover body 14 is pressed downwards with force to drive the seal ring 12 to move downwards, when the snap ring 15 completely enters the connecting groove 10, the cover body 14 is rotated clockwise, when the cover body 14 cannot rotate, the fixture block 13 is clamped into the bayonet 16, and then the pressure on the valve cover 2 is removed to drive the seal ring 12 to rebound, when the valve cover 2 is disassembled, the cover body 14 is pressed downwards and rotated anticlockwise, and when the fixture block 13 is separated from the bayonet 16, the pressure is removed to naturally eject the valve cover 2, so that the installation and the disassembly between the valve cover 2 and the valve body 1 are convenient; through setting up sealed pad 9, during the installation software pipeline, take off earlier fixing bolt 6 on even pipe fitting 4, take out sealed pad 9 again, later insert the software pipeline in joint groove 8, make the software pipeline cover at the skin of joint spare 7, insert joint groove 8 again with sealed pad 9, promote sealed pad 9 hard, until the outside of sealed pad 9 to the side parallel and level with joint spare 7, install fixing bolt 6 again, promote the leakproofness of even pipe fitting 4 and soft pipe connection department, avoid revealing of gas or liquid in the soft pipeline.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a locking engineering gate valve which characterized in that: including valve body (1) and valve gap (2), valve body (1) includes connecting pipe (3), even pipe fitting (4) are installed to the both sides of connecting pipe (3), it connects lid piece (5) to install on the top of connecting pipe (3), it installs joint spare (7) to be close to outside position placed in the middle to connect the inside of pipe fitting (4), the inside of connecting pipe fitting (4) is located even outer position of pipe fitting (4) and has seted up joint groove (8), the inside of joint groove (8) is provided with sealed pad (9), the top surface and the bottom surface that run through even pipe fitting (4) and the interior outer layer pad body that seals up pad (9) all are provided with fixing bolt (6), the inside of connecting lid piece (5) is close to the position in the outside and has seted up spread groove (10), a plurality of sealing spring (11) are installed to the bottom of spread groove (10), sealing washer (12) are installed at the top of sealing spring (11), the inside of even connecting groove (10) is placed in the middle and is close to the position of even lid piece (5) both sides and all install the fixture block (10) (2) 13).

2. A locking engineered gate valve according to claim 1, characterised in that: the valve cover (2) comprises a cover body (14), snap rings (15) are installed at positions, close to two sides, of the bottom end of the cover body (14), and bayonets (16) are formed in positions, located in the center of a front end ring body of one snap ring (15) and in the center of a rear end ring body of the other snap ring (15).

3. A locking engineered gate valve according to claim 1, characterised in that: joint spare (7), joint groove (8) and sealed pad (9) all are the ring shape setting, and the cross-section that fills up pad (9) is the wedge setting, and sealed pad (9) comprise two upper and lower semi-annular pad bodies.

4. A locking engineered gate valve according to claim 1, characterised in that: the connecting groove (10) and the sealing ring (12) are both arranged in a circular ring shape, and the upper end and the lower end of the sealing spring (11) are respectively fixedly connected with the bottom surface of the sealing ring (12) and the bottom of the connecting groove (10).

5. A locking engineered gate valve according to claim 2, wherein: the inner diameter and the outer diameter of the bottom surface of the cover body (14) are equal to the inner diameter and the outer diameter of the connecting cover piece (5), and a valve core and a locking mechanism connected with the valve core are arranged in the connecting pipe (3).

6. A locking engineered gate valve according to claim 2, wherein: the size of snap ring (15) and spread groove (10) matches each other, and the size of fixture block (13) and bayonet socket (16) matches each other, and valve body (1) and valve gap (2) are through the mutually supporting joint between spread groove (10) and snap ring (15), fixture block (13) and bayonet socket (16).