CN212389827U - Valve with good sealing performance - Google Patents
Valve with good sealing performance Download PDFInfo
- Publication number
- CN212389827U CN212389827U CN202020574461.0U CN202020574461U CN212389827U CN 212389827 U CN212389827 U CN 212389827U CN 202020574461 U CN202020574461 U CN 202020574461U CN 212389827 U CN212389827 U CN 212389827U
- Authority
- CN
- China
- Prior art keywords
- valve
- valve rod
- rod
- valve body
- leakproofness
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 26
- 238000012856 packing Methods 0.000 claims abstract description 20
- 210000004907 gland Anatomy 0.000 claims abstract description 7
- 230000006978 adaptation Effects 0.000 claims 1
- 239000007788 liquid Substances 0.000 abstract description 10
- 230000006872 improvement Effects 0.000 abstract description 3
- 239000012530 fluid Substances 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000009545 invasion Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Details Of Valves (AREA)
Abstract
The utility model discloses a valve that leakproofness is good, including the hand wheel, the inner chamber of hand wheel is connected with the valve rod, the bottom in the valve rod outside is connected with the packing, the top of packing is connected with the packing gland, the bottom of valve rod is connected with the baffle, the bottom of baffle is provided with the recess, the outside at valve rod middle part is connected with the extension board, the both sides of extension board bottom are connected with the connecting rod, the bottom of connecting rod is connected with the valve body, the both sides of valve body are connected with the flange, the inner chamber of valve body is provided with the cavity, the inner chamber of cavity is provided with the fixed axle, the outside of fixed axle is provided with the spring, one. The utility model discloses a set up the sealing washer to the improvement of leakproofness, make valve rod and the valve body closely laminate, sealed effectual, through the sealing cushion who sets up, prevented that liquid from spilling over behind the shutoff valve, improved the leakproofness of baffle with the valve body junction, further improve valve leakproofness performance.
Description
Technical Field
The utility model relates to the technical field of valves, specifically be a valve that leakproofness is good.
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. In a fluid system, a valve is a device for controlling the direction, pressure, and flow rate of a fluid, and is a device capable of controlling the flow rate of a medium (liquid, gas, or powder) in a pipe or equipment by flowing or stopping the medium. The existing valve structure cannot be precisely attached between a valve body and a valve rod due to the limitation of a manufacturing process, so that the valve leaks.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a valve that leakproofness is good possesses the good advantage of leakproofness, has solved the problem that liquid spills over.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a valve that leakproofness is good, includes the hand wheel, the inner chamber of hand wheel is connected with the valve rod, the bottom in the valve rod outside is connected with the packing, the top of packing is connected with the packing gland, the bottom of valve rod is connected with the baffle, the bottom of baffle is provided with the recess, the outside at valve rod middle part is connected with the extension board, the both sides of extension board bottom are connected with the connecting rod, the bottom of connecting rod is connected with the valve body, the both sides of valve body are connected with the flange, the inner chamber of valve body is provided with the cavity, the inner chamber of cavity is provided with the fixed axle, the outside of fixed axle is provided with the spring, one side of spring is connected with the sealing washer, the.
Preferably, the connection part of the bottom of the connecting rod and the valve body is fixedly connected through a screw.
Preferably, the bottom of the baffle is connected with a sealing cushion layer, and the groove is matched with the fixing column.
Preferably, the surface of the middle part of the valve rod is provided with threads, and the joints of the two sides of the bottom of the support plate and the connecting rod are connected through screws.
Preferably, the top of the valve rod is connected with a nut, the inner cavity of the support plate is provided with a threaded hole, and the threaded hole is matched with the valve rod.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a set up the sealing washer to the improvement of leakproofness, make valve rod and the valve body closely laminate, sealed effectual, through the sealing cushion who sets up, prevented that liquid from spilling over behind the shutoff valve, improved the leakproofness of baffle with the valve body junction, further improve valve leakproofness performance.
2. The utility model discloses a packing gland can prevent that the packing from droing to guarantee that the packing is to the sealed effect of valve rod and valve body junction, through the sealing washer that sets up, prevented spilling over of liquid, also prevented external invasion of impurity simultaneously, guaranteed the leakproofness of valve, through the spring that sets up, to the compression of sealing washer, make the leakproofness of valve improve, thereby the effectual problem of solving liquid and spilling over.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure A of FIG. 1 according to the present invention;
fig. 3 is a schematic top view of the support plate of the present invention.
In the figure: 1 hand wheel, 2 valve rods, 3 support plates, 301 threaded holes, 4 connecting rods, 5 packing gland covers, 6 packing, 7 valve bodies, 8 flanges, 9 fixing columns, 10 connecting grooves, 11 baffle plates, 12 fixing shafts, 13 cavities, 14 springs, 15 sealing cushion layers, 16 grooves and 17 sealing rings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a valve with good sealing performance comprises a hand wheel 1, wherein the hand wheel 1 can rotate, the valve can be conveniently closed and opened manually, an inner cavity of the hand wheel 1 is connected with a valve rod 2, the top of the valve rod 2 is connected with a nut 201, the hand wheel 1 is prevented from being separated from the valve rod 2, the valve can normally work, the surface of the middle part of the valve rod 2 is provided with threads, the valve rod 2 is matched with a threaded hole 301, the valve rod 2 can conveniently rotate, the bottom of the outer side of the valve rod 2 is connected with a packing 6 for rotating and sealing the valve rod 2, the top of the packing 6 is connected with a packing gland 5, the packing 6 can be prevented from falling off by arranging the packing gland 5, the sealing effect of the packing 6 on the joint of the valve rod 2 and a valve body 7 is ensured, the bottom of the valve rod 2 is connected with a baffle plate 11, the baffle plate 11 can cut off liquid, the sealing performance of the valve is improved, the bottom of the baffle plate 11 is provided with the groove 16, the groove 16 is matched with the fixing column 9, the sealing performance of the valve is improved, the outer side of the middle part of the valve rod 2 is connected with the support plate 3, the support plate 3 can prevent the valve rod 2 from deflecting, the valve rod 2 can stably work, the connection part of the two sides of the bottom of the support plate 3 and the connecting rod 4 is connected through screws, the stability of the valve is improved, the inner cavity of the support plate 3 is provided with the threaded hole 301, the threaded hole 301 is matched with the valve rod 2, the two sides of the bottom of the support plate 3 are connected with the connecting rod 4, the connection part of the bottom of the connecting rod 4 and the valve body 7 is fixedly connected through screws, the stability of the valve is improved, the bottom of the connecting rod 4 is connected with the valve body 7, the two sides of the valve, the outside of fixed axle 12 is provided with spring 14, spring 14 through the setting, compression to sealing washer 17, make the leakproofness of valve improve, one side of spring 14 is connected with sealing washer 17, sealing washer 17 through the setting, the spilling over of liquid has been prevented, the invasion of external impurity has also been prevented simultaneously, the leakproofness of valve has been guaranteed, the bottom of valve body 7 inner chamber is provided with coupling groove 10, coupling groove 10 bottom is connected with fixed column 9, through setting up the improvement of sealing washer 17 to the leakproofness of valve, make valve rod 2 and valve body 7 closely laminate, it is sealed effectual, through the seal cushion 15 that sets up, prevent that liquid from spilling over after closing the valve, the leakproofness of baffle 11 with the valve body 7 junction has been improved, further improve the leakproofness performance of valve, thereby the effectual problem of liquid spilling over of having solved.
The working principle is as follows: when the valve with good sealing performance is used, the hand wheel 1 is rotated to drive the valve rod 2 to fall, so that the baffle plate 11 falls, the sealing ring 17 and the valve rod 2 are connected more tightly under the action of the spring 14, the connecting groove 10 and the fixing column 9 are sleeved, and the sealing cushion layer 15 is enabled to better improve the sealing performance of the valve.
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 (5)
1. A valve with good sealing performance comprises a hand wheel (1), and is characterized in that: the inner cavity of the hand wheel (1) is connected with a valve rod (2), the bottom of the outer side of the valve rod (2) is connected with a packing (6), the top of the packing (6) is connected with a packing gland (5), the bottom of the valve rod (2) is connected with a baffle (11), the bottom of the baffle (11) is provided with a groove (16), the outer side of the middle part of the valve rod (2) is connected with a support plate (3), two sides of the bottom of the support plate (3) are connected with connecting rods (4), the bottom of the connecting rods (4) is connected with a valve body (7), two sides of the valve body (7) are connected with flanges (8), the inner cavity of the valve body (7) is provided with a cavity (13), the inner cavity of the cavity (13) is provided with a fixed shaft (12), the outer side of the fixed shaft (, the bottom of the inner cavity of the valve body (7) is provided with a connecting groove (10), and the bottom of the connecting groove (10) is connected with a fixing column (9).
2. A valve of claim 1, wherein: the bottom of the connecting rod (4) is fixedly connected with the connecting part of the valve body (7) through a screw.
3. A valve of claim 1, wherein: the bottom of baffle (11) is connected with seal cushion (15), recess (16) and fixed column (9) looks adaptation.
4. A valve of claim 1, wherein: the surface of the middle part of the valve rod (2) is provided with threads, and the two sides of the bottom of the support plate (3) are connected with the connecting part of the connecting rod (4) through screws.
5. A valve of claim 1, wherein: the top of the valve rod (2) is connected with a nut (201), the inner cavity of the support plate (3) is provided with a threaded hole (301), and the threaded hole (301) is matched with the valve rod (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020574461.0U CN212389827U (en) | 2020-04-17 | 2020-04-17 | Valve with good sealing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020574461.0U CN212389827U (en) | 2020-04-17 | 2020-04-17 | Valve with good sealing performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212389827U true CN212389827U (en) | 2021-01-22 |
Family
ID=74257649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020574461.0U Expired - Fee Related CN212389827U (en) | 2020-04-17 | 2020-04-17 | Valve with good sealing performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212389827U (en) |
-
2020
- 2020-04-17 CN CN202020574461.0U patent/CN212389827U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210122 |