CN220320376U - Diaphragm valve improves case - Google Patents
Diaphragm valve improves case Download PDFInfo
- Publication number
- CN220320376U CN220320376U CN202322013280.7U CN202322013280U CN220320376U CN 220320376 U CN220320376 U CN 220320376U CN 202322013280 U CN202322013280 U CN 202322013280U CN 220320376 U CN220320376 U CN 220320376U
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- China
- Prior art keywords
- shell
- plate
- pressing plate
- telescopic rod
- rotating column
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- 238000012423 maintenance Methods 0.000 description 6
- 239000012535 impurity Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000000926 separation method Methods 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
- 235000013361 beverage Nutrition 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000930 thermomechanical effect Effects 0.000 description 1
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- Mechanically-Actuated Valves (AREA)
Abstract
The utility model relates to a diaphragm valve, in particular to an improved valve core of a diaphragm valve, which comprises a shell; the shell is internally provided with a rotating column, two grooves are formed in the shell, and rubber rings are arranged in the grooves; the rotary column comprises a rotary column body, wherein one side of the rotary column body is connected with a fixed column, a rotary bearing is arranged on the outer wall of the fixed column body, one side of the rotary bearing is connected with the rotary column body, a telescopic rod is arranged on one side of the rotary column body, and a first pressing plate is fixed on the outer wall of the telescopic rod; the first pressing plate and the telescopic rod are attached to the rotating column, a second pressing plate is fixed on one side of the telescopic rod, a base and a pressing rod are arranged on one side of the second pressing plate, the base is clamped with the inside of the shell, and one end of the pressing rod extends to the inside of the base; the shell is characterized in that a connecting plate is arranged on one side of the shell and is of a hollow structure, an arc-shaped plate is fixed on one side of the connecting plate, and a first connecting port and a second connecting port are arranged on the arc-shaped plate.
Description
Technical Field
The utility model relates to a diaphragm valve, in particular to an improved valve core of the diaphragm valve.
Background
The diaphragm valve has the advantages of high flux and low residue, and is widely applied to the fields of pharmacy, beverage, food, chemical fluid control and the like. The reliability and durability of the diaphragm valve depend on the performance of the diaphragm, in recent years, the variety, the type and the materials of the diaphragm are various, eight gates are five, the diaphragm is respectively suitable for the requirements of different industries, the diaphragm itself has excellent creep resistance and pressure resistance, excellent thermo-mechanical property and deflection life, and the material adopts novel modified PTFE which can resist corrosion and high temperature, and reduces the degree of bearing pressure.
In some valve pipelines, generally use the diaphragm to switch, the diaphragm texture is thinner, and can exist some impurity and piece in the pipeline, when gas passes through the pipeline, those impurity and piece cause the damage to the diaphragm easily, lead to the diaphragm gas tightness inefficacy, and valve pipeline space is narrow and small, fix through the screw between the part, need take longer time when the maintenance to lead to cost of maintenance increase.
Disclosure of Invention
The utility model aims to provide an improved valve core of a diaphragm valve, which solves the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a diaphragm valve improved valve core comprises a shell; the shell is internally provided with a rotating column, two grooves are formed in the shell, and rubber rings are arranged in the grooves; one side of the rotating column is connected with a fixed column, a rotating bearing is arranged on the outer wall of the fixed column, one side, far away from the fixed column, of the rotating bearing is connected with the rotating column, a telescopic rod is arranged on one side, close to the fixed column, of the rotating column, and a first pressing plate is fixed on the outer wall of the telescopic rod; the first pressing plate and the telescopic rod are attached to the rotating column, a second pressing plate is fixed on one side, away from the first pressing plate, of the telescopic rod, a base and a pressing rod are arranged on one side, away from the telescopic rod, of the second pressing plate, the base is clamped with the inside of the shell, and one end, away from the second pressing plate, of the pressing rod extends to the inside of the base; the casing is kept away from one side of turning post is provided with the connecting plate, the connecting plate is hollow structure, the connecting plate is kept away from one side of base is fixed with the arc, be provided with first connector and second connector on the arc.
Preferably, the cross section of the shell is in a shape of a Chinese character 'yang', a plurality of screws are arranged on the shell, penetrate through the shell, and one end of each screw is connected with the connecting plate.
Preferably, a groove is formed in one side, far away from the second pressing plate, of the base, and the length of the pressing rod is greater than that of the base; facilitating the application of pressure to the arcuate plate.
Preferably, an arc surface is processed at the joint of the connecting plate and the arc plate, and the arc plate has elasticity; and the installation and separation are convenient.
Preferably, the outer wall of the rotating column is provided with threads, and the joint of the inner wall of the shell and the rotating column is correspondingly provided with threads; and the vertical movement of the rotating column is facilitated.
Preferably, the groove is arranged on one side of the telescopic rod and one side of the second pressing plate, and the rubber ring is attached to the inner wall of the groove; the rubber ring has better telescoping effect.
Preferably, a baffle is arranged at one side of the shell far away from the rotating column, and a cavity is arranged in the baffle; the pipeline is convenient to connect with the first connecting port and the second connecting port.
Compared with the prior art, the utility model has the beneficial effects that: the valve core is improved, the using structure of the diaphragm is replaced, the height of the rotating column is adjusted, the rotating column rotates in the shell to move up and down, the rotating column presses the first pressing plate, the second pressing plate is pressed through the action of the telescopic rod and the rubber ring, the pressing rod at the bottom of the second pressing plate moves to the outside of the base, the pressing rod is attached to the arc plate, continuous pressure is used, a connecting port on the arc plate is connected with a pipeline, the connecting plate can be removed by taking down the screw rod, maintenance efficiency is improved, maintenance cost is reduced, and the valve disassembling step is facilitated when people maintain.
Drawings
Fig. 1 is a schematic view of the internal structure of the present utility model.
In the figure: 1. a housing; 2. rotating the column; 3. a rotating bearing; 4. fixing the column; 5. a first platen; 6. a telescopic rod; 7. a second pressing plate; 8. a groove; 9. a connecting plate; 10. a screw; 11. an arc-shaped plate; 12. a first connection port; 13. a second connection port; 14. a baffle; 15. a cavity; 16. a rubber ring; 17. a base; 18. and (5) pressing the rod.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
Referring to fig. 1, the present utility model provides a technical solution: a diaphragm valve improved valve core comprises a shell 1; a rotating column 2 is arranged in the shell 1, two grooves 8 are formed in the shell 1, and rubber rings 16 are arranged in the grooves 8; one side of the rotating column 2 is connected with a fixed column 4, a rotating bearing 3 is arranged on the outer wall of the fixed column 4, one side, far away from the fixed column 4, of the rotating bearing 3 is connected with the rotating column 2, a telescopic rod 6 is arranged on one side, close to the fixed column 4, of the rotating column 2, and a first pressing plate 5 is fixed on the outer wall of the telescopic rod 6; the first pressing plate 5 and the telescopic rod 6 are attached to the rotating column 2, a second pressing plate 7 is fixed on one side, far away from the first pressing plate 5, of the telescopic rod 6, a base 17 and a pressing rod 18 are arranged on one side, far away from the telescopic rod 6, of the second pressing plate 7, the base 17 is clamped with the inside of the shell 1, and one end, far away from the second pressing plate 7, of the pressing rod 18 extends into the base 17; the casing 1 is kept away from one side of turning post 2 is provided with connecting plate 9, connecting plate 9 is hollow structure, connecting plate 9 is kept away from one side of base 17 is fixed with arc 11, be provided with first connector 12 and second connector 13 on the arc 11.
Further, the cross section of the shell 1 is in a shape of a Chinese character 'yang', a plurality of screws 10 are arranged on the shell 1, the screws 10 penetrate through the shell 1, and one end of each screw 10 is connected with the connecting plate 9.
Further, a groove is formed on one side of the base 17 away from the second pressing plate 7, and the length of the pressing rod 18 is greater than that of the base 17; facilitating the application of pressure to the arcuate plate 11.
Further, an arc surface is processed at the joint of the connecting plate 9 and the arc plate 11, and the arc plate 11 has elasticity; and the installation and separation are convenient.
Further, the outer wall of the rotating column 2 is provided with threads, and the joint of the inner wall of the shell 1 and the rotating column 2 is correspondingly provided with threads; which facilitates the up-and-down movement of the rotating column 2.
Further, the groove 8 is arranged at one side of the telescopic rod 6 and the second pressing plate 7, and the rubber ring 16 is attached to the inner wall of the groove 8; the rubber ring 16 can be stretched more effectively.
Further, a baffle 14 is arranged at one side of the shell 1 far away from the rotating column 2, and a cavity 15 is arranged in the baffle 14; facilitating the connection of the tubing to the first connection port 12 and the second connection port 13.
Working principle: in the use process, the rotating column 2 rotates in the shell 1 to move up and down by adjusting the height of the rotating column 2, the rotating bearing 3 and the processed threads can enable the rotating column 2 to be smoother in the rotating process, so that the first pressing plate 5 is convenient to press, the first pressing plate 5 presses the second pressing plate 7 through the shrinkage of the telescopic rod 6 and the rubber ring 16, the pressing rod 18 at the bottom of the second pressing plate 7 moves to the outside of the base 17, the pressing rod 18 is gradually attached to the arc-shaped plate 11, the first connecting port 12 and the second connecting port 13 on the arc-shaped plate 11 are connected with a pipeline through continuous pressure, the connecting plate 9 can be detached by taking down the screw 10 on the shell 1, the connecting ports are cleaned and maintained by people, the maintenance efficiency is improved, the maintenance cost is reduced, and the valve disassembling step is convenient for people to maintain the valve.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. An improved valve core of a diaphragm valve is characterized in that: comprises a shell (1); a rotating column (2) is arranged in the shell (1), two grooves (8) are formed in the shell (1), and rubber rings (16) are arranged in the grooves (8); one side of the rotating column (2) is connected with a fixed column (4), a rotating bearing (3) is arranged on the outer wall of the fixed column (4), one side, far away from the fixed column (4), of the rotating bearing (3) is connected with the rotating column (2), a telescopic rod (6) is arranged on one side, close to the fixed column (4), of the rotating column (2), and a first pressing plate (5) is fixed on the outer wall of the telescopic rod (6); the first pressing plate (5) and the telescopic rod (6) are attached to the rotating column (2), a second pressing plate (7) is fixed on one side, away from the first pressing plate (5), of the telescopic rod (6), a base (17) and a pressing rod (18) are arranged on one side, away from the telescopic rod (6), of the second pressing plate (7), the base (17) is clamped with the inside of the shell (1), and one end, away from the second pressing plate (7), of the pressing rod (18) extends to the inside of the base (17); one side of casing (1) keep away from rotation post (2) is provided with connecting plate (9), connecting plate (9) are hollow structure, connecting plate (9) keep away from one side of base (17) is fixed with arc (11), be provided with first connector (12) and second connector (13) on arc (11).
2. The diaphragm valve improved spool of claim 1, wherein: the cross section of the shell (1) is in a convex shape, a plurality of screws (10) are arranged on the shell (1), the screws (10) penetrate through the shell (1), and one end of each screw (10) is connected with the connecting plate (9).
3. The diaphragm valve improved spool of claim 1, wherein: the base (17) is provided with a groove at one side far away from the second pressing plate (7), and the length of the pressing rod (18) is greater than that of the base (17).
4. The diaphragm valve improved spool of claim 1, wherein: the joint of the connecting plate (9) and the arc plate (11) is provided with an arc surface, and the arc plate (11) has elasticity.
5. The diaphragm valve improved spool of claim 1, wherein: the outer wall of the rotating column (2) is provided with threads, and the joint of the inner wall of the shell (1) and the rotating column (2) is correspondingly provided with threads.
6. The diaphragm valve improved spool of claim 1, wherein: the groove (8) is formed in one side of the telescopic rod (6) and one side of the second pressing plate (7), and the rubber ring (16) is attached to the inner wall of the groove (8).
7. The diaphragm valve improved spool of claim 1, wherein: one side of the shell (1) far away from the rotating column (2) is provided with a baffle plate (14), and a cavity (15) is formed in the baffle plate (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322013280.7U CN220320376U (en) | 2023-07-27 | 2023-07-27 | Diaphragm valve improves case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322013280.7U CN220320376U (en) | 2023-07-27 | 2023-07-27 | Diaphragm valve improves case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220320376U true CN220320376U (en) | 2024-01-09 |
Family
ID=89411616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322013280.7U Active CN220320376U (en) | 2023-07-27 | 2023-07-27 | Diaphragm valve improves case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220320376U (en) |
-
2023
- 2023-07-27 CN CN202322013280.7U patent/CN220320376U/en active Active
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| GR01 | Patent grant |