CN204477454U - A kind of novel pneumatic butterfly valve pneumatic mechanism - Google Patents
A kind of novel pneumatic butterfly valve pneumatic mechanism Download PDFInfo
- Publication number
- CN204477454U CN204477454U CN201420700295.9U CN201420700295U CN204477454U CN 204477454 U CN204477454 U CN 204477454U CN 201420700295 U CN201420700295 U CN 201420700295U CN 204477454 U CN204477454 U CN 204477454U
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- China
- Prior art keywords
- housing
- gas outlet
- valve
- solenoid valve
- gas
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of novel pneumatic butterfly valve pneumatic mechanism, comprise pneumatic actuator and controller, the solenoid valve that described controller comprises housing, be arranged on source of the gas connecting head on housing and gas outlet and be arranged in housing, described gas outlet comprises the first gas outlet and the second gas outlet being connected elastic seat that connect pneumatic actuator, described source of the gas connector position is provided with air reducing valve, described source of the gas connecting head is connected with solenoid valve, and described solenoid valve is connected with the first gas outlet and the second gas outlet respectively; The suction port of described pneumatic actuator is connected with the first gas outlet of controller by tracheae, and pneumatic actuator comprises cylinder, piston, gear shaft, end cap, Sealing, screw.The utility model structure is simple, connection and reasonable arrangement, easy accessibility, and beautiful shape; The wearing and tearing in valve disc and valve seat moving process can also be reduced simultaneously, sealing when valve disc and valve seat close can also be ensured.
Description
Technical field
The utility model relates to a kind of component of Pneumatic butterfly valve, particularly relates to a kind of novel pneumatic butterfly valve pneumatic mechanism.
Background technique
Butterfly valve pneumatic mechanism be a special service in the electromechanical device integrated element of pneumatic gas-filled type butterfly valve, dome valve, be generally made up of controller and pneumatic actuator, can self-forming logic, ensure correct switch motion and the working life of valve to greatest extent.
In one very long period, domestic gas-flow closure class Special valve always monopolize by external product, foreign brands gas-filled type butterfly valve headed by US Air aerodynamic force occupies the nearly all pipeline of Geldart-D particle, pump storehouse, operation due to these brand valves controls the industrial control equipment and the system that depend critically upon user, and be limited to the Installation and Debugging level of the Environmental Conditions of user's reality, workman, caused by control system up to the damage of 70%----that is, approach exhaustion in improper premature wear and damage in 70% working life of valve.
The solenoid valve of existing Pneumatic butterfly valve controller generally only controls the action gas circuit of pneumatic actuator; And outside solenoid valve and gas-tpe fitting be generally directly exposed to, not only dismounting inconvenience, structural configuration is reasonable not, also can affect the working life of solenoid valve, thus improves maintenance cost simultaneously.
Model utility content
The utility model is in order to solve defect and the deficiency of the existence of above-mentioned prior art, provide a kind of structure simple, connection and reasonable arrangement, easy accessibility, and beautiful shape, its solenoid valve can control pneumatic actuator action gas circuit and elastic seat inflation gas circuit, solenoid valve long service life, the novel pneumatic butterfly valve pneumatic mechanism that maintenance cost is low.
The technical solution of the utility model: a kind of novel pneumatic butterfly valve pneumatic mechanism, comprise pneumatic actuator and controller, the solenoid valve that described controller comprises housing, be arranged on source of the gas connecting head on housing and gas outlet and be arranged in housing, described gas outlet comprises the first gas outlet and the second gas outlet being connected elastic seat that connect pneumatic actuator, described source of the gas connector position is provided with air reducing valve, described source of the gas connecting head is connected with solenoid valve, and described solenoid valve is connected with the first gas outlet and the second gas outlet respectively; The suction port of described pneumatic actuator is connected with the first gas outlet of controller by tracheae, and pneumatic actuator comprises cylinder, piston, gear shaft, end cap, Sealing, screw.
Solenoid valve and multiple gas-tpe fitting are arranged in housing by controller of the present utility model, make its structure simple, connection and reasonable arrangement, easy accessibility, and beautiful shape; Solenoid valve is connected with the first gas outlet and the second gas outlet respectively simultaneously, make it can control pneumatic actuator action gas circuit and elastic seat inflation gas circuit, thus the wearing and tearing that not only can reduce in valve disc and valve seat moving process, sealing when valve disc and valve seat close can also be ensured.
Preferably, described gear shaft top is provided with the limit switch of limiting gear axle rotation angle and the state bubble head of display valve folding condition, and be provided with transparent outer cover outside described state bubble head, described transparent outer cover is fixed on cylinder head by a support.
This kind of structure is convenient to the folding condition that user observes butterfly valve, is convenient to the control of gear shaft rotation angle simultaneously, valve rod rotation angle can be prevented excessive and damaged.
Preferably, described housing comprises the first housing and the second housing that are interconnected, described second housing is provided with holder housing, described holder housing is communicated with the second housing, described first gas outlet is arranged on bottom holder housing, described second gas outlet is arranged on the second housing bottom, and described source of the gas connecting head and air reducing valve are arranged on the second housing side, and described solenoid valve is arranged in the first housing.
Source of the gas connecting head is arranged on the second housing side by the utility model, solenoid valve is arranged in the first housing, be convenient to arrange source of the gas connecting head in the second housing to the tracheae of solenoid valve and gas-tpe fitting and solenoid valve to the gas-tpe fitting of pneumatic actuator and elastic seat, make its compact overall structure, connection and reasonable arrangement, beautiful shape.
Preferably, described first housing side is provided with limit switch connecting head, and described limit switch connecting head is connected with solenoid valve and limit switch respectively, and described holder housing is provided with two and installs through hole.
This kind of structure makes solenoid valve can also control the open and close of limit switch, thus ensures that the operating position being connected to pneumatic actuator is more precisely reliable.
Preferably, between described solenoid valve and the first gas outlet, be provided with the first air pressure regulator, between solenoid valve and the second gas outlet, be provided with the second air pressure regulator.
This kind of structure makes the action air pressure of pneumatic actuator to regulate, thus can the rotational velocity of valve disc; The inflation pressure of all right adjustable elastic valve seat simultaneously, thus the sealing of valve disc and valve seat is protected.
Solenoid valve and multiple gas-tpe fitting are arranged in housing by controller of the present utility model, make its structure simple, connection and reasonable arrangement, easy accessibility, and beautiful shape; Solenoid valve is connected with the first gas outlet and the second gas outlet respectively simultaneously, make it can control pneumatic actuator action gas circuit and elastic seat inflation gas circuit, thus the wearing and tearing that not only can reduce in valve disc and valve seat moving process, sealing when valve disc and valve seat close can also be ensured.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of the utility model middle controller;
Fig. 3 is the elevational schematic view of the utility model middle controller;
Fig. 4 is the gas circuit schematic diagram of the utility model middle controller;
1. first housings, 2. the second housing, 3. holder housing in figure, 4. source of the gas connecting head, 5. air reducing valve, 6. limit switch connecting head, 7. the first air pressure regulator, 8. installs through hole, 9. the first gas outlet, 10. the second gas outlet, 11. second air pressure regulators, 12. solenoid valves, 13. cylinders, 14. gear shafts, 15. transparent outer covers, 16. state bubble heads, 17. limit switches, 18. supports.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail, but is not the restriction to the utility model protection domain.
As Figure 1-4, a kind of novel pneumatic butterfly valve pneumatic mechanism, comprise pneumatic actuator and controller, the solenoid valve 12 that controller comprises housing, be arranged on source of the gas connecting head 4 on housing and gas outlet and be arranged in housing, gas outlet comprises the first gas outlet 9 and the second gas outlet 10 being connected elastic seat that connect pneumatic actuator, source of the gas connecting head 4 place is provided with air reducing valve 5, source of the gas connecting head 4 is connected with solenoid valve 12, and solenoid valve 12 is connected with the first gas outlet 9 and the second gas outlet 10 respectively; The suction port of pneumatic actuator is connected with the first gas outlet 9 of controller by tracheae, and pneumatic actuator comprises cylinder 13, piston, gear shaft 14, end cap, Sealing, screw.Housing comprises the first housing 1 and the second housing 2 be interconnected, second housing 2 is provided with holder housing 3, holder housing 3 is communicated with the second housing 2, first gas outlet 9 is arranged on bottom holder housing 3, second gas outlet 10 is arranged on bottom the second housing 2, source of the gas connecting head 4 and air reducing valve 5 are arranged on the second housing 2 side, and solenoid valve 12 is arranged in the first housing 1.First housing 1 side is provided with limit switch connecting head 6, and limit switch connecting head 6 is connected with solenoid valve 12 and limit switch respectively, and holder housing 3 is provided with two and installs through hole 8.Be provided with the first air pressure regulator 7 between solenoid valve 12 and the first gas outlet 9, between solenoid valve 12 and the second gas outlet 10, be provided with the second air pressure regulator 11.Gear shaft 14 top is provided with the limit switch 17 of limiting gear axle 14 rotation angle and the state bubble head 16 of display valve folding condition, and be provided with transparent outer cover 15 outside state bubble head 16, transparent outer cover 15 is fixed on cylinder head by a support 18.
During utility model works, air enters in the second housing by the air reducing valve adjustment pressure of source of the gas connector position, then solenoid valve is flowed to along deep seated blowhole, entered after solenoid valve break-in controls and flowed to the first gas outlet, the second gas outlet and limit switch connecting head, giving vent to anger along tracheae of first gas outlet flows to cylinder, and driven gear axle rotates; Giving vent to anger along tracheae of limit switch connecting head flows to limit switch, carrys out the rotation angle of limiting gear axle by controlling limit switch folding.
When the action gas circuit that Controlling solenoid valve controls pneumatic actuator is opened, pneumatic actuator controls valve disc and rotates closedown or open butterfly valve;
When valve disc turn to valve base sealing after, the inflation gas circuit of electromagnetic valve elastic seat is opened for elastic seat inflation.
Solenoid valve in the utility model is conventional two-position-five-way solenoid valve or three-position five-way solenoid valve, therefore the working principle of solenoid valve is not carefully stated; Pneumatic actuator is the general aerodynamic final controlling element in Conventional pneumatic butterfly valve, the annexation of its parts and position relationship, and the specific works process of pneumatic actuator is not all carefully stated.
Limit switch in the utility model is also control folding by gas circuit, and the rotation angle of limit switch limiting gear axle, be also comparatively conventional means, therefore annexation is not carefully stated simultaneously.
Solenoid valve and multiple gas-tpe fitting are arranged in housing by controller of the present utility model, make its structure simple, connection and reasonable arrangement, easy accessibility, and beautiful shape; Solenoid valve is connected with the first gas outlet and the second gas outlet respectively simultaneously, make it can control pneumatic actuator action gas circuit and elastic seat inflation gas circuit, thus the wearing and tearing that not only can reduce in valve disc and valve seat moving process, sealing when valve disc and valve seat close can also be ensured.
Claims (5)
1. a novel pneumatic butterfly valve pneumatic mechanism, comprise pneumatic actuator and controller, it is characterized in that: described controller comprises housing, the solenoid valve that is arranged on source of the gas connecting head on housing and gas outlet and is arranged in housing, described gas outlet comprises the first gas outlet and the second gas outlet being connected elastic seat that connect pneumatic actuator, described source of the gas connector position is provided with air reducing valve, described source of the gas connecting head is connected with solenoid valve, and described solenoid valve is connected with the first gas outlet and the second gas outlet respectively; The suction port of described pneumatic actuator is connected with the first gas outlet of controller by tracheae, and pneumatic actuator comprises cylinder, piston, gear shaft, end cap, Sealing, screw.
2. a kind of novel pneumatic butterfly valve pneumatic mechanism according to claim 1, it is characterized in that: described gear shaft top is provided with the limit switch of limiting gear axle rotation angle and the state bubble head of display valve folding condition, be provided with transparent outer cover outside described state bubble head, described transparent outer cover is fixed on cylinder head by a support.
3. a kind of novel pneumatic butterfly valve pneumatic mechanism according to claim 2, it is characterized in that: described housing comprises the first housing and the second housing that are interconnected, described second housing is provided with holder housing, described holder housing is communicated with the second housing, described first gas outlet is arranged on bottom holder housing, described second gas outlet is arranged on the second housing bottom, and described source of the gas connecting head and air reducing valve are arranged on the second housing side, and described solenoid valve is arranged in the first housing.
4. a kind of novel pneumatic butterfly valve pneumatic mechanism according to claim 3, it is characterized in that: described first housing side is provided with limit switch connecting head, described limit switch connecting head is connected with solenoid valve and limit switch respectively, and described holder housing is provided with two and installs through hole.
5. a kind of novel pneumatic butterfly valve pneumatic mechanism according to claim 3, is characterized in that: be provided with the first air pressure regulator between described solenoid valve and the first gas outlet, is provided with the second air pressure regulator between solenoid valve and the second gas outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420700295.9U CN204477454U (en) | 2014-11-19 | 2014-11-19 | A kind of novel pneumatic butterfly valve pneumatic mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420700295.9U CN204477454U (en) | 2014-11-19 | 2014-11-19 | A kind of novel pneumatic butterfly valve pneumatic mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204477454U true CN204477454U (en) | 2015-07-15 |
Family
ID=53633246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420700295.9U Expired - Fee Related CN204477454U (en) | 2014-11-19 | 2014-11-19 | A kind of novel pneumatic butterfly valve pneumatic mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204477454U (en) |
-
2014
- 2014-11-19 CN CN201420700295.9U patent/CN204477454U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20150715 Termination date: 20171119 |