CN212177913U - Novel safe and efficient wedge-type gate valve for manifold - Google Patents
Novel safe and efficient wedge-type gate valve for manifold Download PDFInfo
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- CN212177913U CN212177913U CN202020559213.9U CN202020559213U CN212177913U CN 212177913 U CN212177913 U CN 212177913U CN 202020559213 U CN202020559213 U CN 202020559213U CN 212177913 U CN212177913 U CN 212177913U
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Abstract
The utility model discloses a novel safe and high-efficiency wedge gate valve for manifold, which comprises a valve body, a hand wheel and a cap are sleeved on a valve rod nut through threads, the bottom surface of the hand wheel and the cap is jointed with the top surface of the hand wheel, a plurality of grooves are symmetrically arranged on the inner wall of the valve body in an annular shape, a rubber strip is arranged in the grooves in a jointing and sliding way, one end of the rubber strip is fixedly connected with a sealing ring through glue, a plurality of cover plates are arranged on the inner wall of the valve body in an annular jointing way, the plurality of cover plates are in one-to-one correspondence with the rubber strip, the surface of the cover plate is jointed with the surface of the rubber strip, a plurality of bolts are arranged on the surface of the cover plate, the other end of the bolt sequentially passes through the cover plate and the rubber strip and is fixedly connected with the valve body, the thickness of the rubber strip is 10mm-12mm, the safety factor is increased, and the operation safety is improved.
Description
Technical Field
The utility model relates to a manifold field, concretely relates to novel manifold is with safe high-efficient wedge type slide valve.
Background
In the process pipelines of various industries, the wedge gate valve is a straight-through hole, has the characteristics of small flow resistance, flexible opening, good sealing performance and the like, is widely applied, is only fully opened and fully closed in the whole pipeline and is not used for throttling, and the transmission program of the wedge gate valve is as follows: by the hand wheel, handle or transmission carry out the mechanism transmission, the transmission is given valve-stem nut (the design rule is copper material) and is transmitted the valve rod by valve-stem nut again, drive the flashboard by the valve rod and open or close, it is rotatory to drive valve-stem nut by the hand wheel rotation, internal thread transmission through valve-stem nut gives the valve rod external screw thread, the valve rod is because guiding mechanism's effect, form sharp reciprocating motion, dextrorotation hand wheel, the flashboard is closed, levogyration hand wheel, the flashboard is opened, whole passageway link up, current wedge type gate valve device structural design is simple, the sealing washer drops failure easily under the sulphur sand environment, thereby influence operation factor of safety, the easy leakage accident that takes place, influence operation safety, hidden danger has been buried for the safety in the.
SUMMERY OF THE UTILITY MODEL
In order to solve the existing problems, the utility model provides a novel manifold is with safe high-efficient wedge gate valve.
The utility model discloses a realize through following technical scheme:
a novel safe and efficient wedge type gate valve for a manifold comprises a valve body, wherein two sealing rings are symmetrically arranged in the valve body, a valve plate is attached between the two sealing rings, a valve rod is fixedly connected to the top surface of the valve plate, an external thread is formed on the outer wall of the top end of the valve body, a valve cover is in threaded connection with the top end of the valve body, the outer wall of the top end of the valve body is fixedly sleeved with two first sealing rings through glue, two bearings are attached in the valve cover, an oil cup is fixedly connected to the outer wall of the valve cover and is arranged between the two bearings, a bearing gland is attached in the valve cover, the bottom surface of the bearing gland is attached to the top surface of the top end bearing, a plurality of fastening bolts are in annular threaded connection with the side wall of the valve cover, the other ends of the fastening bolts penetrate into the valve cover to be fixedly, the top end of the valve rod nut penetrates through the bearing gland and extends to the outside, the valve rod nut is rotationally connected with the bearing gland, a threaded hole is formed in the valve rod nut, the top end of the valve rod penetrates through the valve rod nut and extends to the outside, two second sealing rings are sleeved on the valve rod in a laminating mode, the second sealing rings are fixedly embedded into the valve cap through glue, the valve rod is in sliding connection with the second sealing rings, threads matched with the threaded hole formed in the valve rod nut are formed in the side wall of the top end of the valve rod, a hand wheel is sleeved on the outer wall of the valve rod nut and is arranged right above the valve cap, a plurality of flat keys are fixedly connected with the outer wall of the valve rod nut and are arranged in the hand wheel, a hand wheel nut is sleeved with a hand wheel nut, the bottom surface of the hand wheel nut is laminated with the top surface of the hand wheel, a plurality of, glue and sealing washer fixed connection are passed through to rubber strip one end, the laminating of valve body inner wall annular is equipped with a plurality of apron, a plurality of apron and rubber strip one-to-one, apron surface and the laminating of rubber strip surface, the apron surface is equipped with a plurality of bolts, the bolt other end passes apron and rubber strip and valve body fixed connection in proper order.
Preferably, the thickness of the rubber strip is 10mm-12 mm.
Preferably, the valve plate is made of alloy steel materials.
Compared with the prior art, the beneficial effects of the utility model are that: this device simple structure, the function is various, and the practicality is strong, adopts threaded connection between valve gap and the valve body, and installation effectiveness improves greatly to reach the purpose of increase production, and set up and mutually support between a plurality of rubber strips, apron and the bolt, and increased area of contact, the effectual sealing washer that prevents drops, increases factor of safety, improves operation safety, satisfies the user demand.
Drawings
FIG. 1 is a block diagram of the structure of the present invention;
fig. 2 is a schematic view of the structure of the present invention.
In the figure: the valve comprises a valve body 1, a sealing ring 2, a valve plate 3, a valve rod 4, a valve cover 5, a first sealing ring 6, a second sealing ring 7, a bearing 8, an oil cup 9, a set bolt 10, a bearing gland 11, a valve rod nut 12, a flat key 13, a hand wheel 14, a hand wheel nut 15, a rubber strip 16, a cover plate 17, a bolt 18 and a groove 1-1.
Detailed Description
The invention will be described in further detail with reference to the following detailed description and accompanying drawings:
as shown in figures 1 and 2, a novel safe and efficient wedge type gate valve for a manifold comprises a valve body 1, wherein two sealing rings 2 are symmetrically arranged in the valve body 1, a valve plate 3 is attached between the two sealing rings 2, a valve rod 4 is fixedly connected to the top surface of the valve plate 3, an external thread is arranged on the outer wall of the top end of the valve body 1, a valve cover 5 is in threaded connection with the top end of the valve body 1, two first sealing rings 6 are fixedly sleeved on the outer wall of the top end of the valve body 1 through glue, two bearings 8 are attached in the valve cover 5, an oil cup 9 is fixedly connected to the outer wall of the valve cover 5, the oil cup 9 is arranged between the two bearings 8, a bearing gland 11 is attached in the valve cover 5, the bottom surface of the bearing gland 11 is attached to the top surface of the top end bearing 8, a plurality of fastening bolts 10 are annularly and in threaded connection with the valve cover 5, and the, a valve rod nut 12 is arranged between the two bearings 8 in a laminating and rotating mode, the valve rod nut 12 is in a cross shape, the top end of the valve rod nut 12 penetrates through a bearing gland 11 and extends to the outside, the valve rod nut 12 is connected with the bearing gland 11 in a rotating mode, a threaded hole is formed in the valve rod nut 12, the top end of the valve rod 4 penetrates out of the valve rod nut 12 and extends to the outside, two second sealing rings 7 are sleeved on the valve rod 4 in a laminating mode, the second sealing rings 7 are fixedly embedded into the valve cover 5 through glue, the valve rod 4 is connected with the second sealing rings 7 in a sliding mode, threads matched with the threaded hole formed in the valve rod nut 12 are formed in the side wall of the top end of the valve rod 4, a hand wheel 14 is sleeved on the outer wall of the valve rod nut 12, the hand wheel 14 is arranged right above the valve cover 5, a plurality of flat keys 13 are fixedly connected to the outer wall of, the hand wheel is combined with the laminating of 15 bottom surfaces of cap and hand wheel 14 top surfaces, the annular symmetry is opened and is had a plurality of recesses 1-1 in the 1 interior wall of valve body, the laminating slides in the recess 1-1 and is equipped with rubber strip 16, glue and 2 fixed connection of sealing washer are passed through to rubber strip 16 one end, the annular laminating of 1 interior wall of valve body is equipped with a plurality of apron 17, a plurality of apron 17 and 16 one-to-one of rubber strip, the surface of apron 17 laminates with 16 surfaces of rubber strip, the apron 17 surface is equipped with a plurality of bolts 18, the bolt 18 other end passes apron 17 and 16 and 1 fixed connection of valve body of rubber strip in proper order.
The thickness of the rubber strip 16 is 10mm-12 mm.
The valve plate 3 is made of alloy steel materials.
The working principle is as follows: when a control flow channel of the valve plate 3 needs to be opened, a hand wheel 14 is rotated, a flat key 13 is arranged between the hand wheel 14 and a valve rod nut 12, the hand wheel 14 drives the valve rod nut 12 to rotate through the flat key 13, the two bearings 8 are arranged to enable the valve rod nut 12 to rotate in situ, the valve rod nut 12 rotates to drive a valve rod 4 to move, the valve rod 4 drives the valve plate 3 to move upwards, the valve plate 3 gradually moves upwards to be separated from the two sealing rings 2, as shown in fig. 2, the control flow channel is opened at the moment, a plurality of rubber strips 16 are fixedly connected to the side wall of each sealing ring 2 in an annular mode, a cover plate 17 is arranged on the surface of each rubber strip 16 in an extrusion mode, the cover plate 17 and the rubber strips 16 are fixedly connected with the valve body 1 through bolts 18, the stability of the sealing rings 2 is improved, the sealing rings 2, increase factor of safety, improve operation safety, satisfy the user demand, 3 control flow channels of valve plate are closed as required, rotatory hand wheel 14, the rotatory indirect valve plate 3 of driving of hand wheel 14 moves gradually between two sealing washer 2 and extrudees sealing washer 2, as shown in figure 1, control flow channel closes this moment, setting up of oil cup 9 provides lubricating oil for two bearings 8, be convenient for valve-stem nut 12 and the better cooperation of bearing 8, first sealing washer 6 increases the leakproofness of device with second sealing washer 7, the overall sealing performance of device has been improved greatly, the emergence that operation factor of safety prevents the gas blowby accident has been improved, operation safety is improved.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (3)
1. A novel safe and efficient wedge type gate valve for a manifold comprises a valve body (1), wherein two sealing rings (2) are symmetrically arranged in the valve body (1), a valve plate (3) is arranged between the two sealing rings (2) in a laminating manner, a valve rod (4) is fixedly connected to the top surface of the valve plate (3), an external thread is arranged on the outer wall of the top end of the valve body (1), a valve cover (5) is in threaded connection with the top end of the valve body (1), two first sealing rings (6) are fixedly sleeved on the outer wall of the top end of the valve body (1) through glue, two bearings (8) are arranged in the valve cover (5) in a laminating manner, an oil cup (9) is fixedly connected to the outer wall of the valve cover (5), the oil cup (9) is arranged between the two bearings (8), a bearing gland (11) is arranged in the valve cover (5) in a laminating manner, the bottom surface of the bearing gland (11) is laminated with the top surface of, the other end of the fastening bolt (10) penetrates into a valve cover (5) and a bearing gland (11) side wall to be fixedly connected, a valve rod nut (12) is arranged between two bearings (8) in a laminating and rotating mode, the shape of the valve rod nut (12) is cross-shaped, the top end of the valve rod nut (12) penetrates through the bearing gland (11) and extends to the outside, the valve rod nut (12) is rotatably connected with the bearing gland (11), a threaded hole is formed in the valve rod nut (12), the top end of the valve rod (4) penetrates out of the valve rod nut (12) and extends to the outside, two second sealing rings (7) are sleeved on the valve rod (4) in a laminating mode, the second sealing rings (7) are fixedly embedded into the valve cover (5) through glue, the valve rod (4) is slidably connected with the second sealing rings (7), and threads matched with the threaded hole are formed in the valve rod nut (12) are formed, valve-stem nut (12) outer wall cover has hand wheel (14), hand wheel (14) set up directly over valve gap (5), a plurality of parallel keys (13) of valve-stem nut (12) outer wall fixedly connected with, parallel key (13) set up in hand wheel (14), threaded sleeve has hand wheel and cap (15) on valve-stem nut (12), hand wheel and cap (15) bottom surface and the laminating of hand wheel (14) top surface, its characterized in that: the annular symmetry of valve body (1) inner wall is opened has a plurality of recesses (1-1), the laminating slip is equipped with rubber strip (16) in recess (1-1), glue and sealing washer (2) fixed connection are passed through to rubber strip (16) one end, the annular laminating of valve body (1) inner wall is equipped with a plurality of apron (17), a plurality of apron (17) and rubber strip (16) one-to-one, apron (17) surface and rubber strip (16) surface laminating, apron (17) surface is equipped with a plurality of bolts (18), bolt (18) other end passes apron (17) and rubber strip (16) and valve body (1) fixed connection in proper order.
2. The novel safe and efficient wedge-type gate valve for the manifold as claimed in claim 1, is characterized in that: the thickness of the rubber strip (16) is 10mm-12 mm.
3. The novel safe and efficient wedge-type gate valve for the manifold as claimed in claim 1, is characterized in that: the valve plate (3) is made of alloy steel materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020559213.9U CN212177913U (en) | 2020-04-08 | 2020-04-08 | Novel safe and efficient wedge-type gate valve for manifold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020559213.9U CN212177913U (en) | 2020-04-08 | 2020-04-08 | Novel safe and efficient wedge-type gate valve for manifold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212177913U true CN212177913U (en) | 2020-12-18 |
Family
ID=73769201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020559213.9U Active CN212177913U (en) | 2020-04-08 | 2020-04-08 | Novel safe and efficient wedge-type gate valve for manifold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212177913U (en) |
-
2020
- 2020-04-08 CN CN202020559213.9U patent/CN212177913U/en active Active
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