CN212360976U - Pneumatic film regulating valve - Google Patents
Pneumatic film regulating valve Download PDFInfo
- Publication number
- CN212360976U CN212360976U CN202020791248.5U CN202020791248U CN212360976U CN 212360976 U CN212360976 U CN 212360976U CN 202020791248 U CN202020791248 U CN 202020791248U CN 212360976 U CN212360976 U CN 212360976U
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- Prior art keywords
- pneumatic
- valve
- valve core
- driver
- control rod
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- Expired - Fee Related
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Abstract
The utility model provides a pneumatic film governing valve, include: the utility model discloses a control valve, governing valve body, be equipped with feed inlet, discharge gate on the governing valve body, be equipped with valve body flange on the feed inlet, the discharge gate of governing valve body, governing valve body upper end middle part is equipped with the case mount pad, is equipped with the case in the governing valve body, and the case upper end is connected to the case control lever, and the case control lever passes through control lever flange and connects to the case, and the case control lever upper end is equipped with the case driver, the case driver is installed on the driver installing support, and driver installing support lower extreme is equipped with support mounting flange, the support mounting flange is installed on the case mount pad through fixing bolt, be connected with pneumatic gas-supply pipe on the case driver, pneumatic gas-supply pipe one end is connected to the case driver, the other end is connected to pneumatic controller, the, the control precision of the valve is improved.
Description
Technical Field
The utility model relates to the technical field of valves, specifically a pneumatic membrane governing valve.
Background
In the production process, in order to make parameters such as pressure, flow and the like of the medium meet the requirements of the process flow, an adjusting mechanism is required to be installed to adjust the parameters. The main working principle of the regulating mechanism is to change the flow area between the valve clack and the valve seat to regulate the above parameters. The valves are generally called as control valves, wherein the valves are classified into self-driving control valves driven by the power of media, such as pressure reducing valves, pressure stabilizing valves and the like, and other driving control valves driven by power from the beginning (such as electric power, compressed air and hydraulic power), such as electric regulating valves, pneumatic regulating valves, hydraulic regulating valves and the like.
However, the existing regulating valve is relatively complex in structure, so that the action is slow, and the control precision is poor.
SUMMERY OF THE UTILITY MODEL
The technical problem solved by the utility model is to provide a pneumatic membrane governing valve to solve the problem that proposes among the above-mentioned background art.
The utility model provides a technical problem adopt following technical scheme to realize: a pneumatic diaphragm regulator valve comprising: the pneumatic valve comprises a regulating valve body, wherein a feed inlet and a discharge outlet are arranged on the regulating valve body, a valve body connecting flange is arranged on the feed inlet and the discharge outlet of the regulating valve body, a valve core mounting seat is arranged in the middle of the upper end of the regulating valve body, a valve core is arranged in the regulating valve body, the upper end of the valve core is connected to a valve core control rod, the valve core control rod is connected to the valve core through a control rod connecting flange, a valve core driver is arranged at the upper end of the valve core control rod, the valve core driver is arranged on a driver mounting bracket, a bracket fixing flange is arranged at the lower end of the driver mounting bracket, the bracket fixing flange is arranged on the valve core mounting seat through a fixing bolt, a pneumatic gas conveying pipe is connected onto the valve core driver, the air inlet is connected to the air pump through an air transmission pipeline.
The pneumatic controller is installed on the controller support through a fixing bolt, and the controller support is installed on the driver installation support through a fixing bolt.
The valve core driver comprises a lower pneumatic chamber shell and an upper pneumatic chamber shell, a pneumatic diaphragm is arranged between the lower pneumatic chamber shell and the upper pneumatic chamber shell, and the middle part of the pneumatic diaphragm is arranged on the valve core control rod through a driving rod fixing head.
The outer side of the valve core control rod is provided with a return spring, the return spring is installed in a spring installation cavity on the driver installation support, and a sealing gasket is arranged in the spring installation cavity at the lower end of the return spring.
The valve core control rod is provided with a valve position indicating disc, one side of the valve position indicating disc is provided with a valve position indicating plate, the valve position indicating plate is provided with scales, and the valve position indicating plate is fixed on the driver mounting bracket.
An emergency control rod is arranged on the valve core control rod and connected to the pneumatic controller through an early warning linkage rod.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses can realize the safe handling of control valve, in addition, can realize the quick action of case, improve the control accuracy of valve.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the valve core driver of the present invention.
Fig. 3 is the schematic view of the installation of the valve core control rod of the present invention.
Detailed Description
In order to make the technical means, the creative features, the purpose and the efficacy of the present invention easily understood and appreciated, the present invention will be further explained with reference to the specific drawings, and in the description of the present invention, it should be noted that unless otherwise specified and limited, the terms "mounted", "connected" and "connected" should be understood broadly, for example, they may be fixed connection, detachable connection, or integrally connected, mechanically connected or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements.
Example 1
As shown in fig. 1 to 3, a pneumatic diaphragm control valve includes: the regulating valve comprises a regulating valve body 1, wherein a feed inlet 2 and a discharge outlet 3 are arranged on the regulating valve body 1, valve body connecting flanges are arranged on the feed inlet 2 and the discharge outlet 3 of the regulating valve body 1, a valve core mounting seat is arranged in the middle of the upper end of the regulating valve body 1, a valve core is arranged in the regulating valve body 1, the upper end of the valve core is connected with a valve core control rod 7, the valve core control rod 7 is connected with the valve core through a control rod connecting flange 6, a valve core driver 12 is arranged at the upper end of the valve core control rod 7, the valve core driver 12 is mounted on a driver mounting bracket 4, a bracket fixing flange 5 is arranged at the lower end of the driver mounting bracket 4, the bracket fixing flange 5 is mounted on the valve core mounting seat through a fixing bolt, a pneumatic gas pipe 11 is, the pneumatic controller 8 is provided with an air pressure monitoring instrument 10, one side of the pneumatic controller 8 is provided with an air inlet 9, and the air inlet 9 is connected to an air pump through an air transmission pipeline. The pneumatic controller 8 is mounted on the controller bracket through a fixing bolt, and the controller bracket is mounted on the driver mounting bracket 4 through a fixing bolt.
Example 2
As shown in fig. 1 to 3, a pneumatic diaphragm control valve includes: the regulating valve comprises a regulating valve body 1, wherein a feed inlet 2 and a discharge outlet 3 are arranged on the regulating valve body 1, valve body connecting flanges are arranged on the feed inlet 2 and the discharge outlet 3 of the regulating valve body 1, a valve core mounting seat is arranged in the middle of the upper end of the regulating valve body 1, a valve core is arranged in the regulating valve body 1, the upper end of the valve core is connected with a valve core control rod 7, the valve core control rod 7 is connected with the valve core through a control rod connecting flange 6, a valve core driver 12 is arranged at the upper end of the valve core control rod 7, the valve core driver 12 is mounted on a driver mounting bracket 4, a bracket fixing flange 5 is arranged at the lower end of the driver mounting bracket 4, the bracket fixing flange 5 is mounted on the valve core mounting seat through a fixing bolt, a pneumatic gas pipe 11 is, the pneumatic controller 8 is provided with an air pressure monitoring instrument 10, one side of the pneumatic controller 8 is provided with an air inlet 9, and the air inlet 9 is connected to an air pump through an air transmission pipeline. The valve core driver 12 comprises a lower pneumatic chamber shell 121 and an upper pneumatic chamber shell 122, a pneumatic diaphragm 123 is arranged between the lower pneumatic chamber shell 121 and the upper pneumatic chamber shell 122, a pressure control valve 125 is arranged on the upper pneumatic chamber shell 122, and the middle part of the pneumatic diaphragm 123 is mounted on the valve core control rod 7 through a driving rod fixing head 124. A return spring 126 is arranged on the outer side of the valve core control rod 7, the return spring 126 is arranged in a spring mounting cavity on the driver mounting bracket 4, and a sealing gasket 127 is arranged in the spring mounting cavity at the lower end of the return spring 126.
Example 3
As shown in fig. 1 to 3, a pneumatic diaphragm control valve includes: the regulating valve comprises a regulating valve body 1, wherein a feed inlet 2 and a discharge outlet 3 are arranged on the regulating valve body 1, valve body connecting flanges are arranged on the feed inlet 2 and the discharge outlet 3 of the regulating valve body 1, a valve core mounting seat is arranged in the middle of the upper end of the regulating valve body 1, a valve core is arranged in the regulating valve body 1, the upper end of the valve core is connected with a valve core control rod 7, the valve core control rod 7 is connected with the valve core through a control rod connecting flange 6, a valve core driver 12 is arranged at the upper end of the valve core control rod 7, the valve core driver 12 is mounted on a driver mounting bracket 4, a bracket fixing flange 5 is arranged at the lower end of the driver mounting bracket 4, the bracket fixing flange 5 is mounted on the valve core mounting seat through a fixing bolt, a pneumatic gas pipe 11 is, the pneumatic controller 8 is provided with an air pressure monitoring instrument 10, one side of the pneumatic controller 8 is provided with an air inlet 9, and the air inlet 9 is connected to an air pump through an air transmission pipeline. The valve core control rod 7 is provided with a valve position indicating disc 14, one side of the valve position indicating disc 14 is provided with a valve position indicating plate 16, the valve position indicating plate 16 is provided with scales, and the valve position indicating plate 16 is fixed on the driver mounting bracket 4. An emergency control rod 13 is arranged on the valve core control rod 7, and the emergency control rod 13 is connected to the pneumatic controller 8 through an early warning linkage rod 15.
The utility model discloses be equipped with emergency control pole 13 on case control lever 7, emergency control pole 13 passes through early warning trace 15 and connects in pneumatic controller 8, can realize the safe handling of control valve, and in addition, case driver 12 includes casing 121, casing 122 on the pneumatic chamber under the pneumatic chamber, be equipped with pneumatic diaphragm 123 between casing 122 on casing 121, the pneumatic chamber under the pneumatic chamber, be equipped with the accuse on the pneumatic chamber on casing 122 and press valve 125, pneumatic diaphragm 123 middle part is installed on case control lever 7 through actuating lever fixed head 124, can realize the quick action of case, improves the control accuracy of valve.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. 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 (6)
1. A pneumatic diaphragm regulator valve comprising: governing valve body (1), its characterized in that: the pneumatic valve is characterized in that a feed inlet (2) and a discharge outlet (3) are arranged on the regulating valve body (1), valve body connecting flanges are arranged on the feed inlet (2) and the discharge outlet (3) of the regulating valve body (1), a valve core mounting seat is arranged in the middle of the upper end of the regulating valve body (1), a valve core is arranged in the regulating valve body (1), the upper end of the valve core is connected to a valve core control rod (7), the valve core control rod (7) is connected to the valve core through a control rod connecting flange (6), a valve core driver (12) is arranged at the upper end of the valve core control rod (7), the valve core driver (12) is installed on a driver mounting bracket (4), a bracket fixing flange (5) is arranged at the lower end of the driver mounting bracket (4), the bracket fixing flange (5) is installed on the valve, one end of the pneumatic air pipe (11) is connected with the valve core driver (12), the other end of the pneumatic air pipe is connected with the pneumatic controller (8), an air pressure monitoring instrument (10) is arranged on the pneumatic controller (8), an air inlet (9) is arranged on one side of the pneumatic controller (8), and the air inlet (9) is connected with the air pump through the air pipe.
2. A pneumatic diaphragm regulator valve according to claim 1 wherein: the pneumatic controller (8) is installed on the controller support through a fixing bolt, and the controller support is installed on the driver installation support (4) through a fixing bolt.
3. A pneumatic diaphragm regulator valve according to claim 1 wherein: the valve core driver (12) comprises a lower pneumatic chamber shell (121) and an upper pneumatic chamber shell (122), a pneumatic diaphragm (123) is arranged between the lower pneumatic chamber shell (121) and the upper pneumatic chamber shell (122), and the middle part of the pneumatic diaphragm (123) is installed on the valve core control rod (7) through a driving rod fixing head (124).
4. A pneumatic diaphragm regulator valve according to claim 3 wherein: and a return spring (126) is arranged on the outer side of the valve core control rod (7), the return spring (126) is arranged in a spring mounting cavity on the driver mounting bracket (4), and a sealing gasket (127) is arranged in the spring mounting cavity at the lower end of the return spring (126).
5. A pneumatic diaphragm regulator valve according to any one of claims 1 to 4 wherein: the valve core control rod (7) is provided with a valve position indicating disc (14), one side of the valve position indicating disc (14) is provided with a valve position indicating plate (16), the valve position indicating plate (16) is provided with scales, and the valve position indicating plate (16) is fixed on the driver mounting bracket (4).
6. A pneumatic diaphragm regulator valve according to any one of claims 1 to 4 wherein: an emergency control rod (13) is arranged on the valve core control rod (7), and the emergency control rod (13) is connected to the pneumatic controller (8) through an early warning linkage rod (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020791248.5U CN212360976U (en) | 2020-05-13 | 2020-05-13 | Pneumatic film regulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020791248.5U CN212360976U (en) | 2020-05-13 | 2020-05-13 | Pneumatic film regulating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212360976U true CN212360976U (en) | 2021-01-15 |
Family
ID=74149309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020791248.5U Expired - Fee Related CN212360976U (en) | 2020-05-13 | 2020-05-13 | Pneumatic film regulating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212360976U (en) |
-
2020
- 2020-05-13 CN CN202020791248.5U patent/CN212360976U/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 |
Granted publication date: 20210115 Termination date: 20210513 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |