CN215981048U

CN215981048U - Install convenient upper valve cap

Info

Publication number: CN215981048U
Application number: CN202122536836.1U
Authority: CN
Inventors: 王建峰; 金炀莱; 董东明
Original assignee: Qingtian Qiubao Valve Co ltd
Current assignee: Qingtian Qiubao Valve Co ltd
Priority date: 2021-10-21
Filing date: 2021-10-21
Publication date: 2022-03-08
Anticipated expiration: 2031-10-21

Abstract

The utility model discloses an upper valve cover convenient to install, and particularly relates to the technical field of valve covers. The first cover body, the second cover body and the connecting frame are fixedly connected through the limiting rod, so that the upper valve cover and the valve body are relatively simple and convenient to connect and fix, the mounting speed is relatively high, the mounting efficiency is relatively high, the sealing ring is relatively simple and convenient to mount and replace, the mounting and maintenance are convenient, the use is relatively convenient, and the practicability is relatively high.

Description

Install convenient upper valve cap

Technical Field

The utility model relates to the technical field of valve covers, in particular to an upper valve cover convenient to install.

Background

The ball valve is a valve which is widely used for cutting off a pipeline, a starting and closing part (a ball body) is driven by a valve rod and rotates around the axis of the ball valve, and the ball valve is labor-saving to start and stop, so that the ball valve is popular. The ball valve comprises valve body, valve gap, spheroid and valve rod etc. wherein go up the valve gap and seal and fix on the top of valve body, its connected mode has three kinds, flange joint, screw thread connection and welded connection respectively, such connected mode is comparatively firm, and the leakproofness of connection is also better, and in order to increase its seal, can set up an annular mounting groove on the inner wall of going up the valve gap, the sealing washer filler is gone up in the mounting groove internally mounted, can prevent like this that liquid from flowing from the activity department of valve rod.

At present, when the upper valve cover and the valve body are connected and installed, the connection mode is troublesome, the connection installation speed is slow, the installation efficiency is low, and the sealing ring at the movable position of the valve rod is installed in the installation groove in the inner wall of the upper valve cover, so that the installation and the replacement of the sealing ring are troublesome, and the installation and the maintenance are inconvenient.

Therefore, there is a need for an upper valve closure that is easy and convenient to install to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The upper valve cover is convenient to mount, the first cover body, the second cover body and the connecting frame are fixedly connected through the limiting rod, so that the upper valve cover and the valve body are simple and convenient to connect and fix, the mounting speed is high, the mounting efficiency is high, the mounting and replacement of the sealing ring are simple and convenient, the mounting and the maintenance are convenient, the use is convenient, and the practicability is high, so that the defects in the technology are overcome.

In order to achieve the above purpose, the utility model provides the following technical scheme: an upper valve cover convenient to mount comprises a first cover body, a second cover body and a connecting frame, wherein the second cover body is arranged at the top end of the first cover body, the connecting frame is arranged at the bottom end of the first cover body, a first annular connecting plate is fixedly arranged at the top end of the connecting frame, the connecting frame and the first annular connecting plate are integrally formed, the bottom end of the first cover body is provided with a first connecting groove, the first annular connecting plate is arranged in the first connecting groove, the bottom end of the second cover body is fixedly provided with a second annular connecting plate, the second cover body and the second annular connecting plate are integrally formed, the top end of the first cover body is provided with a second connecting groove, the second connecting groove is arranged at the inner side of the first connecting groove, the second annular connecting plate is arranged in the second connecting groove, the first lid outer end is equipped with four gag lever posts, gag lever post one end is fixed and is equipped with the connecting block.

Preferably, four first communicating holes are formed in the outer end of the first annular connecting plate, four second communicating holes are formed in the outer end of the second annular connecting plate, the other end of the limiting rod sequentially penetrates through the outer end of the first cover body, the inner portion of the first communicating holes and the inner portion of the second communicating holes, one end of the limiting rod is connected with the first cover body through threads, and the limiting rod can be conveniently inserted and fixed.

Preferably, the sealing groove has been seted up on first lid and the second lid inner wall, the fixed sealing ring that is equipped with on the sealing groove inner wall is convenient for seal the gap between valve rod and first lid and the second lid, prevents that the condition of weeping from taking place.

Preferably, a sealing gasket is arranged at the top end of the connecting frame, the sealing gasket is arranged on the inner side of the first annular connecting plate, the top end of the sealing gasket is in contact with the bottom end of the first cover body, the joint between the connecting frame and the first cover body is convenient to seal, and the sealing performance is good.

Preferably, second lid top is equipped with solid fixed ring, is convenient for carry on spacingly to the valve rod to the rotation of valve rod, and then the opening and closing of valve of being convenient for.

Preferably, fixed ring outer end is fixed and is equipped with two fixed support bar, fixed support bar bottom and second lid top fixed connection, be integrated into one piece between fixed support bar and the solid fixed ring, be convenient for support solid fixed ring and fix.

Preferably, the first cover body is made of stainless steel materials, and the second cover body is made of carbon steel materials, so that the corrosion resistance and strength of the cover body are enhanced, and the service life of the cover body can be prolonged.

In the technical scheme, the utility model provides the following technical effects and advantages:

the limiting rod is driven by the connecting block to move outwards in rotation, the second cover body is arranged at the top end of the first cover body, the second annular connecting plate is inserted into the second connecting groove, the connecting frame is connected with the bottom end of the first cover body, the first annular connecting plate is inserted into the first connecting groove, the connecting block and the limiting rod are rotated again to penetrate through the first communicating hole and the second communicating hole, so that the second cover body and the connecting frame can be firmly fixed at the top end and the bottom end of the first cover body, when the sealing ring is poor in abrasion and sealing performance, the connecting block and the limiting rod are rotated and pulled out, the second cover body is taken down to replace the sealing ring, the first cover body, the second cover body and the connecting frame are fixedly connected through the limiting rod, the connection and the fixation between the upper valve cover and the valve body are simple and convenient, the installation speed is high, and the installation efficiency is high, and the installation and the change of the sealing ring are also simpler and more convenient, the installation and the maintenance are convenient, the use is more convenient, and the practicability is stronger.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention;

FIG. 3 is a schematic overall perspective cross-sectional structural view of the present invention;

FIG. 4 is a perspective view of the connecting frame and the first annular connecting plate of the present invention;

fig. 5 is a schematic perspective view of the second cover and the second annular connecting plate according to the present invention.

Description of reference numerals:

1 first lid, 2 second lids, 3 link frame, 4 first annular connecting plates, 5 first connecting grooves, 6 second annular connecting plates, 7 second connecting grooves, 8 gag lever posts, 9 connecting blocks, 10 fixed support rods, 11 first communicating holes, 12 second communicating holes, 13 seal grooves, 14 sealing rings, 15 seal ring, 16 solid fixed ring.

Detailed Description

In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.

The utility model provides an upper valve cover convenient to install as shown in figures 1-5, which comprises a first cover body 1, a second cover body 2 and a connecting frame 3, wherein the second cover body 2 is arranged at the top end of the first cover body 1, the connecting frame 3 is arranged at the bottom end of the first cover body 1, the first cover body 1 is made of stainless steel materials, so that the corrosion resistance of the first cover body 1 can be improved, the service life of the first cover body can be prolonged, the second cover body 2 is made of carbon steel materials, the strength of the second cover body 2 can be enhanced, a first annular connecting plate 4 is fixedly arranged at the top end of the connecting frame 3, the connecting frame 3 and the first annular connecting plate 4 are integrally formed, a first connecting groove 5 is arranged at the bottom end of the first cover body 1, the first annular connecting plate 4 is arranged in the first connecting groove 5, a second annular connecting plate 6 is fixedly arranged at the bottom end of the second cover body 2, the second cover body 2 and the second annular connecting plate 6 are integrally formed, second spread groove 7 has been seted up on 1 top of first lid, second spread groove 7 is established at 5 inboards of first spread groove, second annular connecting plate 6 is established inside

second spread groove

7, 1 outer end of first lid is equipped with four gag lever post 8, the fixed connecting block 9 that is equipped with of 8 one ends of gag lever post, four first intercommunicating pores 11 have been seted up to 4 outer ends of first annular connecting plate, four second intercommunicating pores 12 have been seted up to 6 outer ends of second annular connecting plate, the 8 other ends of gag lever post pass 1 outer end of first lid, inside 11 first intercommunicating pores and the second intercommunicating pore 12 in proper order, pass through threaded connection between 8 one end of gag lever post and the first lid 1.

The utility model discloses a valve, including first lid 1, second lid 2, seal groove 13, seal ring 14, seal frame 3, seal ring 15, two fixed bracing pieces 10, fixed bracing piece 10 bottom and second lid 2 top fixed connection, integrated into one piece between fixed bracing piece 10 and the solid fixed ring 16, the rotation of the valve rod of being convenient for, and then the opening and closing of whole valve of being convenient for, fixed sealing ring 14 that is equipped with on the seal groove 13 inner wall, 3 tops of link frame are equipped with seal ring 15, seal ring 15 establishes in first annular connecting plate 4 inboardly, seal ring 15 tops and 1 bottom of first lid contact can seal the junction, avoid the condition of seepage to appear, and the leakproofness is better, 2 tops of second lid are equipped with solid fixed ring 16, gu fixed ring 16 outer end is fixed and is equipped with two fixed bracing pieces 10, fixed bracing piece 10 bottom and 2 top fixed connection of second lid, be integrated into one piece between fixed bracing piece 10 and the solid fixed ring 16.

The implementation mode is specifically as follows: when the upper valve cover and the valve body are connected and installed, the sealing ring 14 is installed in the sealing groove 13, the valve rod penetrates through the sealing ring 14 from the bottom end of the first cover body 1, the connecting block 9 is rotated, the connecting block 9 drives the limiting rod 8 to rotate and separate from the outer end of the first cover body 1, the second cover body 2 is arranged at the top end of the first cover body 1, the second annular connecting plate 6 is inserted into the second connecting groove 7, the top end of the valve rod penetrates through the fixing ring 16, the connecting frame 3 is connected with the bottom end of the first cover body 1, the first annular connecting plate 4 is inserted into the first connecting groove 5, the connecting block 9 is rotated reversely, the limiting rod 8 penetrates through the first connecting hole 11 and the second connecting hole 12, so that the first annular connecting plate 4 and the second annular connecting plate 6 can be fixed inside the first connecting groove 5 and the second connecting groove 7 respectively, and the second cover body 2 and the connecting frame 3 are firmly fixed at the top end and the bottom end of the first cover body 1, when the sealing ring 14 is worn and has poor sealing performance, the connecting block 9 and the limiting rod 8 move outwards, the second cover body 2 is taken down, and the sealing ring 14 can be replaced, so that the replacement is convenient, the first cover body 1, the second cover body 2 and the connecting frame 3 are connected and fixed through the limiting rod 8, so that the connection and the fixation between the upper valve cover and the valve body are simple and convenient, the installation speed is high, the installation efficiency is high, the installation and the replacement of the sealing ring 14 are simple and convenient, the installation and the maintenance are convenient, the use is convenient, and the practicability is high, the embodiment particularly solves the problems that the connection mode is troublesome when the upper valve cover and the valve body are connected and installed in the prior art, the connection and the installation speed is slow, the installation efficiency is low, and the sealing ring at the movable part of the valve rod is installed in the installation groove on the inner wall of the upper valve cover, so that the installation and the replacement of the sealing ring are troublesome, inconvenient installation and maintenance.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the utility model.

Claims

1. The utility model provides a convenient upper valve cover of installation, includes first lid (1), second lid (2) and linking frame (3), establish on first lid (1) top second lid (2), establish in first lid (1) bottom linking frame (3), its characterized in that: a first annular connecting plate (4) is fixedly arranged at the top end of the connecting frame (3), the connecting frame (3) and the first annular connecting plate (4) are integrally processed and formed, the bottom end of the first cover body (1) is provided with a first connecting groove (5), the first annular connecting plate (4) is arranged in the first connecting groove (5), a second annular connecting plate (6) is fixedly arranged at the bottom end of the second cover body (2), the second cover body (2) and the second annular connecting plate (6) are integrally formed, the top end of the first cover body (1) is provided with a second connecting groove (7), the second connecting groove (7) is arranged at the inner side of the first connecting groove (5), the second annular connecting plate (6) is arranged in the second connecting groove (7), the outer end of the first cover body (1) is provided with four limiting rods (8), and one end of each limiting rod (8) is fixedly provided with a connecting block (9).

2. An easy-to-install upper valve closure according to claim 1, wherein: four first intercommunicating pores (11) have been seted up to first annular connecting plate (4) outer end, four second intercommunicating pores (12) have been seted up to second annular connecting plate (6) outer end, gag lever post (8) other end passes first lid (1) outer end, inside first intercommunicating pore (11) and inside second intercommunicating pore (12) in proper order, pass through threaded connection between gag lever post (8) one end and first lid (1).

3. An easy-to-install upper valve closure according to claim 1, wherein: a sealing groove (13) is formed in the inner walls of the first cover body (1) and the second cover body (2), and a sealing ring (14) is fixedly arranged on the inner wall of the sealing groove (13).

4. An easy-to-install upper valve closure according to claim 1, wherein: the top end of the connecting frame (3) is provided with a sealing gasket (15), the sealing gasket (15) is arranged on the inner side of the first annular connecting plate (4), and the top end of the sealing gasket (15) is in contact with the bottom end of the first cover body (1).

5. An easy-to-install upper valve closure according to claim 1, wherein: the top of the second cover body (2) is provided with a fixing ring (16).

6. An easy-to-install upper valve closure according to claim 5, wherein: the fixed two fixed support rods (10) that are equipped with in solid fixed ring (16) outer end, fixed support rod (10) bottom and second lid (2) top fixed connection, be integrated into one piece between fixed support rod (10) and solid fixed ring (16).

7. An easy-to-install upper valve closure according to claim 1, wherein: the first cover body (1) is made of stainless steel materials, and the second cover body (2) is made of carbon steel materials.