CN212407711U

CN212407711U - Stop valve convenient to dismouting maintenance

Info

Publication number: CN212407711U
Application number: CN202020796319.0U
Authority: CN
Inventors: 王宝; 杨凡; 唐文康
Original assignee: WUHAN CHEER VALVE TECHNOLOGIES Ltd
Current assignee: WUHAN CHEER VALVE TECHNOLOGIES Ltd
Priority date: 2020-05-14
Filing date: 2020-05-14
Publication date: 2021-01-26
Anticipated expiration: 2030-05-14

Abstract

The utility model discloses a stop valve convenient to dismouting maintenance, including valve rod, lower disk seat and last disk seat, the top movable mounting of disk seat has last disk seat down, disk seat and last disk seat inboard are formed with the valve pocket down, the top of going up the disk seat is seted up threaded hole, the inboard movable mounting of screw hole has the valve rod, the bottom of valve rod is rotated through the pivot and is installed the valve clack. The utility model discloses rational in infrastructure, make this stop valve convenient to dismouting maintenance through having installed a series of structures, can conveniently be when the stop valve breaks down in long-term use, the artifical wrench movement tie of accessible rotates in real time, and it is inboard with lower tie lug to break away from last tie lug through screw thread wrench movement drive tie, realizes the real-time separation to last valve seat and lower disk seat to the convenience is examined the stop valve and is maintained and change, makes the operation convenient high-efficient more.

Description

Stop valve convenient to dismouting maintenance

Technical Field

The utility model belongs to the technical field of the valve body, in particular to stop valve convenient to dismouting maintenance.

Background

The stop valve, also called stop valve, is a kind of valve that uses the most extensively, it is popular because the frictional force between the sealed face is little in the opening and closing process, it is relatively durable, the opening height is not big, it is easy to make, easy maintenance, not only suitable for the middle and low pressure, but also suitable for the high pressure, the closure principle of the stop valve is, rely on the valve lever pressure, make the valve clack sealed face and valve seat sealed face close fit, prevent the medium from circulating, the valve plays the important role of cutting off and throttling to the medium in its pipeline, the stop valve is regarded as a kind of extremely important to cut off the class valve, its seal is through exerting the moment of torsion to the valve stem, the valve stem exerts the pressure to the valve clack in the axial direction, make the valve clack sealed face and valve seat sealed face close fit.

But present stop valve part structure generally is fixed, when the valve body breaks down and damages, dismantles and inspects the inconvenience of maintaining and changing all very, has wasted manpower and materials and has reduced the overall efficiency of inspection maintenance.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of prior art, the utility model provides a stop valve convenient to dismouting maintenance to the present stop valve part structure who proposes generally is fixed in solving above-mentioned background art, when the valve body breaks down and damages, dismantles and inspects the inconvenient of maintaining and change all ten minutes, has wasted manpower and materials and has reduced the problem of the overall efficiency of inspection maintenance.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a stop valve convenient to dismouting maintenance, includes the valve rod, lower disk seat and goes up the disk seat, the top movable mounting of disk seat has last disk seat down, disk seat and last disk seat inboard are formed with the valve pocket down, the top of going up the disk seat sets up threaded hole, the inboard movable mounting of screw hole has the valve rod, the bottom of valve rod is rotated through the pivot and is installed the valve clack, go up the disk seat and the both sides surface difference fixed mounting of disk seat down has last engaging lug and lower engaging lug, the equal screw thread movable mounting in surface of going up engaging lug and lower engaging lug has the connecting bolt.

Preferably, the top fixed mounting of valve rod has adjust knob, and adjust knob's outer edge all is provided with anti-skidding line.

Preferably, the joint of the upper valve seat and the lower valve seat is provided with a sealing gasket, and the material of the sealing gasket is rubber with good corrosion resistance.

Preferably, both sides of the bottom of the lower valve seat are fixedly provided with positioning plates, and the surfaces of the positioning plates are provided with positioning holes.

Preferably, a flow guide port and a flow distribution port are respectively formed in the surface and the bottom of one side of the lower valve seat.

Preferably, the top end of the connecting bolt is provided with an anti-drop cap in an integrated forming mode.

Compared with the prior art, the utility model provides a stop valve convenient to dismouting maintenance possesses following beneficial effect:

1. the utility model discloses installed engaging lug, lower engaging lug, joint bolt, go up the valve seat, lower disk seat and valve rod, can conveniently be when the stop valve breaks down in long-term use, the artifical wrench movement joint bolt of accessible rotates in real time, and it is inboard to break away from the engaging lug and lower joint lug through screw thread wrench movement drive joint bolt, realizes the real-time separation to last valve seat and lower disk seat to the convenience is examined the stop valve and is maintained and change, makes the operation convenient high-efficient more.

2. The utility model discloses a disk seat bottom and a side surface are provided with water conservancy diversion mouth and diffluence pass respectively under, can carry out the shutoff to the water conservancy diversion mouth or the diffluence pass of one side wherein according to actual need, realize changing in real time and adjusting the direction of water conservancy diversion to it is better to make the flexibility that the stop valve used.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a front view of the present invention;

fig. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a top view of the present invention;

in the figure: 1. anti-skid lines; 2. a valve stem; 3. a gasket; 4. a connecting bolt; 5. positioning a plate; 6. a lower valve seat; 7. a flow guide port; 8. a lower engaging lug; 9. an upper connecting lug; 10. an anti-drop cap; 11. an upper valve seat; 12. adjusting a knob; 13. a shunt port; 14. a valve cavity; 15. a valve flap; 16. a rotating shaft; 17. a threaded hole; 18. and (7) positioning the holes.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a stop valve convenient to disassemble, assemble and maintain comprises a valve rod 2, a lower valve seat 6 and an upper valve seat 11, wherein the top of the lower valve seat 6 is movably provided with the upper valve seat 11, the inner sides of the lower valve seat 6 and the upper valve seat 11 are formed with a valve cavity 14, the top of the upper valve seat 11 is provided with a threaded hole 17, the inner side of the threaded hole 17 is movably provided with the valve rod 2, the bottom end of the valve rod 2 is rotatably provided with a valve clack 15 through a rotating shaft 16, the surfaces of the two sides of the upper valve seat 11 and the lower valve seat 6 are respectively and fixedly provided with an upper connecting lug 9 and a lower connecting lug 8, the surfaces of the upper connecting lug 9 and the lower connecting lug 8 are both movably provided with a connecting bolt 4 in a threaded manner, when the stop valve breaks down in a long-term use process, the connecting bolt 4 can be manually twisted to drive the inner sides of the upper connecting lug 9 and, thereby conveniently inspect the stop valve and maintain and change, make the operation convenient more high-efficient.

The utility model discloses in, preferred, the top fixed mounting of valve rod 2 has adjust knob 12, and adjust knob 12's outer edge all is provided with anti-skidding line 1, can make the whole more laborsaving convenience among the wrench movement accommodation process.

The utility model discloses in, preferred, the junction of going up disk seat 11 and lower disk seat 6 all is provided with sealed pad 3, and the material of sealed pad 3 has good corrosion resisting property's rubber, can prevent that the stop valve junction from having the gap to lead to taking place to leak.

The utility model discloses in, preferred, the bottom both sides of lower disk seat 6 all fixed mounting have locating plate 5, and locating plate 5's surface has all seted up locating hole 18, can conveniently install the butt joint with the pipeline with the stop valve is whole and fixed.

The utility model discloses in, preferred, water conservancy diversion mouth 7 and diffluence exit 13 have been seted up respectively to a side surface and the bottom of lower disk seat 6, can carry out the shutoff to water conservancy diversion mouth 7 or diffluence exit 13 of one side wherein according to actual need, realize changing in real time and adjusting the direction of water conservancy diversion to the flexibility that makes the stop valve use is better.

The utility model discloses in, preferred, the top of connecting bolt 4 all integrated into one piece is provided with anticreep cap 10, can prevent that the actual fixed in-process connecting bolt 4 from taking place the automation and coming off.

The utility model discloses a theory of operation and use flow: when needs use the stop valve to carry out the water conservancy diversion, at first accessible locating plate 5 and locating hole 18 are connected the whole pipeline of stop valve, when the stop valve breaks down in long-term use, the artifical wrench movement of accessible tie bolt 4 rotates in real time, it is inboard with lower tie ear 9 to break away from through screw thread wrench movement drive tie bolt 4, the realization is to last valve seat 11 and lower valve seat 6 real-time separation, thereby the convenience is examined the maintenance and is changed the stop valve, it is more convenient high-efficient to make the operation, simultaneously the utility model discloses a 6 bottoms of valve seat and a side surface are provided with water conservancy diversion mouth 7 and diffluence pass 13 respectively down, can carry out the shutoff to water conservancy diversion mouth 7 or diffluence pass 13 of one side wherein according to actual need, realize carrying out real-time change and adjustment to the direction of water conservancy diversion, thereby the flexibility that makes the.

The embodiments of the present invention are not limited to the above embodiments, and according to the contents of the above embodiments of the present invention, the above preferred embodiments can also make modifications, replacements or combinations of other forms by using conventional technical knowledge and conventional means in the field without departing from the basic technical idea of the present invention, and the obtained other embodiments all fall within the scope of the present invention.

Claims

1. The utility model provides a stop valve convenient to dismouting maintenance, includes valve rod (2), lower disk seat (6) and last disk seat (11), its characterized in that: lower the top movable mounting of disk seat (6) have last disk seat (11), disk seat (6) and last disk seat (11) inboard are formed with valve pocket (14) down, go up threaded hole (17) at the top of disk seat (11), the inboard movable mounting of threaded hole (17) has valve rod (2), the bottom of valve rod (2) is rotated through pivot (16) and is installed valve clack (15), go up disk seat (11) and the both sides surface difference fixed mounting of disk seat (6) down and go up engaging lug (9) and lower engaging lug (8), it has connecting bolt (4) with the equal screw thread movable mounting in surface of lower engaging lug (8) to go up engaging lug (9).

2. A stop valve for easy disassembly and maintenance according to claim 1, wherein: the top fixed mounting of valve rod (2) has adjust knob (12), and the outer edge of adjust knob (12) all is provided with anti-skidding line (1).

3. A stop valve for easy disassembly and maintenance according to claim 1, wherein: the joint of the upper valve seat (11) and the lower valve seat (6) is provided with a sealing gasket (3), and the material of the sealing gasket (3) is rubber with good corrosion resistance.

4. A stop valve for easy disassembly and maintenance according to claim 1, wherein: both sides of the bottom of the lower valve seat (6) are fixedly provided with positioning plates (5), and the surfaces of the positioning plates (5) are provided with positioning holes (18).

5. A stop valve for easy disassembly and maintenance according to claim 1, wherein: and a flow guide port (7) and a flow distribution port (13) are respectively formed in the surface and the bottom of one side of the lower valve seat (6).

6. A stop valve for easy disassembly and maintenance according to claim 1, wherein: the top end of the connecting bolt (4) is provided with an anti-drop cap (10) in an integrated forming way.