CN211693755U - Valve sealing structure with adjusting device - Google Patents
Valve sealing structure with adjusting device Download PDFInfo
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- CN211693755U CN211693755U CN202020254132.8U CN202020254132U CN211693755U CN 211693755 U CN211693755 U CN 211693755U CN 202020254132 U CN202020254132 U CN 202020254132U CN 211693755 U CN211693755 U CN 211693755U
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Abstract
The utility model relates to the technical field of valves, in particular to take adjusting device's valve seal structure. Including the valve body, locate the valve rod in the valve body and locate on the valve rod and with the sealed seal structure of valve body, seal structure including a plurality of sealed pad, a plurality of sealed pad range upon range of settings and cover are on the valve rod, the sealed top at top is established and is adjusted the adjusting device who fills up tightness between the pad. Adjusting device including adjusting the gland, adjusting the gland locate in the valve body and adjust the surface and the valve body threaded connection of gland, adjust the gland cover locate on the valve rod and adjust the gland and conflict sealedly with the sealed pad at top, adjusting gland and valve body between be equipped with and make and adjust gland pivoted slewing mechanism. The utility model provides a long service life, make the valve be difficult for the valve to leak take adjusting device's valve seal structure.
Description
Technical Field
The utility model relates to the technical field of valves, in particular to take adjusting device's valve seal structure.
Background
The valve is a control part in a fluid conveying system and has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like.
Valves used in fluid control systems range in variety and size from the simplest shut-off valves to the variety of valves used in extremely complex autonomous systems. The valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like.
The valve divide into the ball valve, the butterfly valve, the stop valve, multiple such as gate valve, the valve is including the valve body, locate the case in the valve body and locate the valve rod of being connected with the case in the valve body, for better sealing, set up sealing packing or seal gasket between valve rod and the valve body, prevent the valve leakage, and the medium valve rod rotates repeatedly before the in-process flows, get off for a long time and can lead to the wearing and tearing of sealing packing material or seal gasket, lead to the valve leakage, lead to valve life weak point, and present most valve is after seal structure wearing and tearing, all can select the change to seal structure, but it is very troublesome at the change in-process, especially the valve of some special occasions, the change degree of difficulty is.
Disclosure of Invention
Not enough to prior art exists, the utility model provides a long service life, make the valve be difficult for the not valve seal structure of taking adjusting device who leaks.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a take adjusting device's valve seal structure, including the valve body, locate the valve rod in the valve body and locate on the valve rod and with the sealed seal structure of valve body, seal structure including a plurality of sealed pad, a plurality of sealed pad range upon range of settings and cover on the valve rod, the sealed top of filling up at the top is equipped with the adjusting device that can adjust the elasticity between the sealed pad.
Adopt above-mentioned technical scheme, because adjusting device's setting, can adjust the tightness of sealing pad each other, when getting off for a long time, when sealed pad wearing and tearing appear, can push down sealed pad through adjusting device, make the laminating between the adjacent sealed pad inseparabler, the leakproofness is better, prevents to get off sealed pad wearing and tearing for a long time and lead to leaking, increases its leakproofness, makes the whole life of valve longer like this.
The utility model discloses set up as further the adjusting device including adjusting the gland, the regulation gland locate in the valve body and adjust the surface and the valve body threaded connection of gland, adjust the gland cover and locate on the valve rod and adjust the gland and contradict with the sealed pad at top and seal, regulation gland and valve body between be equipped with and make and adjust gland pivoted slewing mechanism.
Adopt above-mentioned technical scheme, adjust gland and valve body threaded connection, therefore slewing mechanism makes when adjusting the gland and rotate, adjusts the gland and can the downstream, and the motion in-process will seal up to press more tightly more, promotes its leakproofness, and upward movement then can the elasticity can be more pine, is convenient for adjust.
The utility model discloses further set up to: the rotating mechanism comprises at least one window arranged on the adjusting gland and a valve body window arranged on the valve body and corresponding to the window.
By adopting the technical scheme, after the valve body window is arranged, the window on the adjusting gland can be exposed, the adjusting gland is arranged at the window on the adjusting gland through the tool from the valve body window, and the adjusting gland is rotated to realize the adjustment of the adjusting gland.
The utility model discloses further set up to: the wrench is an arc wrench.
By adopting the technical scheme, the wrench is an arc wrench, so that the gland can be conveniently adjusted in a rotating manner.
The utility model discloses further set up to: slewing mechanism including locate three hole on the regulation gland and locate the valve body on with the arc rotary tank that every hole corresponds, the hole be hole A, hole B and hole C respectively, the arc rotary tank be arc rotary tank A, arc rotary tank B and arc rotary tank C respectively, arc rotary tank A, arc rotary tank B and arc rotary tank C be upper, middle, lower and mutual dislocation set, the distance between hole A, hole B and hole C are adjacent equals with arc rotary tank A, arc rotary tank B and arc rotary tank C's distance.
By adopting the technical scheme, the rotating mechanism is another embodiment, a professional arc wrench tool needs to be configured due to the arrangement of the window of the valve body and the window on the adjusting gland, but in some occasions, the wrench does not exist temporarily, so that the rotating mechanism is arranged in the form of an arc rotating groove and an inner hole, a common hexagonal wrench or a pentagonal wrench in life can be used for aligning the inner hole to rotate the adjusting gland, and the universality is stronger in the operation process.
The utility model discloses further set up to: the inner hole is a hexagonal inner hole or a pentagonal inner hole.
By adopting the technical scheme, the inner hole is a hexagonal inner hole or a pentagonal inner hole, and after the arrangement, a common hexagonal wrench or a pentagonal wrench can be inserted into the inner hole to rotate the adjusting gland, so that the universality is strong.
The utility model discloses further set up to: the sealing gaskets comprise an upper sealing gasket abutting against the adjusting gland, a lower sealing gasket abutting against the valve body and at least two middle sealing gaskets arranged between the upper sealing gasket and the lower sealing gasket, the top of the upper sealing gasket is a plane, the bottom of the upper sealing gasket is concave, the top of the middle sealing gasket is an arc-shaped flange matched with the concave, the bottom of the middle sealing gasket is concave, the bottom of the lower sealing gasket is a plane, and the top of the lower sealing gasket is an arc-shaped flange matched with the concave.
Adopt above-mentioned technical scheme, the bottom of sealed indent of filling up just overlaps on the arc flange, sets up like this and makes sealed the pad paste each other and make inseparabler, and sets up like this, adjusts the gland and at the rotation in-process, also can drive the rotation of sealed pad, when sealed pad somewhere wearing and tearing, rotates the in-process, with somewhere wearing and tearing position dislocation, promotes its leakproofness.
The utility model discloses further set up to: the top of the valve rod is also provided with a bearing matched with the adjusting gland.
By adopting the technical scheme, the bearing is used for matching with the adjusting gland to rotate.
The present invention will be further described with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic overall structure diagram of a first embodiment of the present invention;
fig. 2 is an exploded view of a first embodiment of the present invention;
fig. 3 is a schematic overall structure diagram of a second embodiment of the present invention;
fig. 4 is a schematic overall structure diagram of a second embodiment of the present invention;
fig. 5 is a structural diagram of an adjusting gland in the second embodiment of the present invention.
Detailed Description
As shown in fig. 1-5, the valve sealing structure with the adjusting device comprises a valve body 1, a valve rod 2 arranged in the valve body 1, and a sealing structure arranged on the valve rod 2 and sealed with the valve body 1, wherein the sealing structure comprises a plurality of sealing gaskets 3, the plurality of sealing gaskets 3 are stacked and sleeved on the valve rod 2, and an adjusting device 4 capable of adjusting the tightness between the sealing gaskets 3 is arranged above the sealing gasket 3 at the top. Because adjusting device 4's setting, can adjust the tightness of sealed 3 each other, when getting off for a long time, sealed 3 that fills up when wearing and tearing appear, can push down sealed 3 through adjusting device 4, make the laminating between the adjacent sealed 3 inseparabler, the leakproofness is better, prevents to get off sealed 3 wearing and tearing and lead to leaking for a long time, increases its leakproofness, makes the whole life of valve longer like this.
Adjusting device 4 including adjusting gland 41, adjusting gland 41 locate in the valve body 1 and adjust gland 41's surface and valve body 1 threaded connection, adjust gland 41 cover locate on the valve rod 2 and adjust gland 41 and conflict sealedly with the sealed pad 3 at top, adjusting gland 41 and valve body 1 between be equipped with and make and adjust gland 41 pivoted slewing mechanism 5. Adjust gland 41 and valve body 1 threaded connection, therefore slewing mechanism 5 impels when adjusting gland 41 and rotate, adjusts gland 41 and can move down, and the motion in-process will seal up 3 and compress more tightly more, promote its leakproofness, and upward motion then can the elasticity can be more pine, the regulation of being convenient for.
The first embodiment is as follows: as shown in fig. 1-2, the rotating mechanism 5 includes at least one window 51 disposed on the adjusting gland 41 and a valve body window 52 disposed on the valve body 1 and corresponding to the window 51. After the valve body window 52 is arranged, the window 51 on the adjusting gland 41 is exposed, and the adjusting gland 41 is rotated by a tool from the position where the valve body window 52 is arranged on the window 51 on the adjusting gland 41, so that the adjusting gland 41 is adjusted. The wrench 53 is further included, and the wrench 53 is an arc wrench. The wrench 53 is not connected with the whole valve body 1, and when the valve body 1 is rotated, the arc wrench is placed on the window to rotate and adjust the gland
Example two: as shown in fig. 3-5, the rotating mechanism 5 includes three inner holes disposed on the adjusting gland 41 and three arc rotary slots disposed on the valve body 1, the inner holes are respectively inner hole a54, inner hole B55 and inner hole C56, the arc rotary slots are respectively arc rotary slot a57, arc rotary slot B58 and arc rotary slot C59, the arc rotary slot a57, arc rotary slot B58 and arc rotary slot C59 are arranged in an upper, middle and lower staggered manner, and the distance between the adjacent inner holes a54, B55 and C56 is equal to the distance between the arc rotary slot a57, B58 and C59. Three arc-shaped rotary grooves and three inner holes are arranged to facilitate 360-degree rotation of the adjusting gland 41 and adjustment, the inner hole A54 corresponds to the arc-shaped rotary groove A57, when the inner hole A54 corresponds to the arc-shaped rotary groove A57, the inner hole B55 does not correspond to the arc-shaped rotary groove B58, when the inner hole A54 is rotated, the inner hole A54 rotates from the initial end to the final end of the arc-shaped rotary groove A57, at the moment, the wrench can not rotate in alignment with the inner hole A54, when the inner hole A54 rotates, the inner hole B55 rotates to the initial end of the arc-shaped rotary groove B58, at the moment, the wrench can be inserted into the inner hole B55, the inner hole B55 rotates in the arc-shaped rotary groove B58, when the inner hole B55 rotates from the initial end to the final end of the arc-shaped rotary groove B58, the inner hole C56 rotates to the initial end of the arc-shaped rotary groove C59, then the wrench is inserted into the inner hole C56, and rotates from the initial end to the tail end 36 59 of the arc-shaped rotary groove A57, by analogy, 360-degree rotation of the adjusting gland 41 is realized. The rotating mechanism 5 is another embodiment, and due to the arrangement of the window of the valve body and the window on the adjusting gland, a special arc-shaped wrench tool needs to be configured, but in some occasions, the wrench does not exist temporarily, so that the rotating mechanism is arranged in the form of an arc-shaped rotating groove and an inner hole, a common hexagonal wrench or a pentagonal wrench in life can be used for aligning the inner hole to rotate the adjusting gland, and the universality is higher in the operation process.
The inner hole is a hexagonal inner hole or a pentagonal inner hole. The inner hole is a hexagonal inner hole or a pentagonal inner hole, and after the arrangement, a common hexagonal wrench or a pentagonal wrench can be inserted into the inner hole to be used for rotating the adjusting gland, so that the universality is high.
A plurality of sealed 3 of filling up including with the upper seal pad 31 of adjusting gland 41 conflict, with the lower seal pad 32 of valve body 1 conflict and locate two at least middle seal pads 33 between upper seal pad 31 and the lower seal pad 32, the top of upper seal pad 31 be the plane, the bottom is the indent, the top of middle seal pad 33 be with indent complex arc flange, the bottom is the indent, the bottom of lower seal pad 32 is the plane, the top be with indent complex arc flange. The bottom of sealed pad 3 indent just overlaps on the arc flange, sets up like this and makes sealed pad paste each other and make inseparabler, and sets up like this, adjusts gland 41 and rotates the in-process, also can drive the rotation of sealed pad 3, when sealed pad 3 certain wearing and tearing, rotates the in-process, with certain position dislocation of wearing and tearing, promotes its leakproofness.
In order to increase the sealing performance, the sealing grooves 6 may be respectively disposed at the top of the lower gasket 32 and the middle gasket 33, and the sealing protrusions 61 which are in sealing engagement with the sealing grooves 6 may be respectively disposed at the bottom of the middle gasket 33 and the bottom of the upper gasket 31. Thus, the sealing performance is further improved. Of course, the method may not be provided, and may be provided according to requirements.
The top of the valve rod 2 is also provided with a bearing 7 matched with the adjusting gland 41. The bearing 7 is used for matching the adjusting gland 41 to rotate.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a take adjusting device's valve seal structure, including the valve body, locate the valve rod in the valve body and locate on the valve rod and with the sealed seal structure of valve body, its characterized in that: the sealing structure comprises a plurality of sealing gaskets, the sealing gaskets are stacked and sleeved on the valve rod, and an adjusting device capable of adjusting tightness between the sealing gaskets is arranged above the sealing gasket at the top.
2. A valve seal structure with an adjusting device according to claim 1, wherein: adjusting device including adjusting the gland, adjusting the gland locate in the valve body and adjust the surface and the valve body threaded connection of gland, adjust the gland cover locate on the valve rod and adjust the gland and conflict sealedly with the sealed pad at top, adjusting gland and valve body between be equipped with and make and adjust gland pivoted slewing mechanism.
3. A valve seal structure with an adjusting device according to claim 2, wherein: the rotating mechanism comprises at least one window arranged on the adjusting gland and a valve body window arranged on the valve body and corresponding to the window.
4. A valve seal structure with an adjusting device according to claim 3, wherein: the wrench is an arc wrench.
5. A valve seal structure with an adjusting device according to claim 2, wherein: slewing mechanism including locating three hole on the regulation gland and locating the three arc rotary tank on the valve body, the hole be hole A, hole B and hole C respectively, the arc rotary tank be arc rotary tank A, arc rotary tank B and arc rotary tank C respectively, arc rotary tank A, arc rotary tank B and arc rotary tank C be upper and middle, lower and mutual dislocation set, the distance between hole A, hole B and hole C are adjacent equals with arc rotary tank A, arc rotary tank B and arc rotary tank C's distance.
6. The valve sealing structure with the adjusting device according to claim 5, wherein: the inner hole is a hexagonal inner hole or a pentagonal inner hole.
7. A valve seal structure with an adjustment device according to claim 1, 2, 3, 4, 5 or 6, wherein: the sealing gaskets comprise an upper sealing gasket abutting against the adjusting gland, a lower sealing gasket abutting against the valve body and at least two middle sealing gaskets arranged between the upper sealing gasket and the lower sealing gasket, the top of the upper sealing gasket is a plane, the bottom of the upper sealing gasket is concave, the top of the middle sealing gasket is an arc-shaped flange matched with the concave, the bottom of the middle sealing gasket is concave, the bottom of the lower sealing gasket is a plane, and the top of the lower sealing gasket is an arc-shaped flange matched with the concave.
8. The valve sealing structure with the adjusting device according to claim 7, wherein: the top of the valve rod is also provided with a bearing matched with the adjusting gland.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020254132.8U CN211693755U (en) | 2020-03-04 | 2020-03-04 | Valve sealing structure with adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020254132.8U CN211693755U (en) | 2020-03-04 | 2020-03-04 | Valve sealing structure with adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211693755U true CN211693755U (en) | 2020-10-16 |
Family
ID=72779155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020254132.8U Active CN211693755U (en) | 2020-03-04 | 2020-03-04 | Valve sealing structure with adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211693755U (en) |
-
2020
- 2020-03-04 CN CN202020254132.8U patent/CN211693755U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 1555 Tianzhong Road, Yongzhong street, Longwan District, Wenzhou City, Zhejiang Province Patentee after: Ouming Valve Group Co.,Ltd. Address before: 1555 Tianzhong Road, Yongzhong street, Longwan District, Wenzhou City, Zhejiang Province Patentee before: ZHEJIANG OUMING FLUID CASTING Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |