CN204704464U - A kind of novel pneumatic actuator - Google Patents
A kind of novel pneumatic actuator Download PDFInfo
- Publication number
- CN204704464U CN204704464U CN201520407105.9U CN201520407105U CN204704464U CN 204704464 U CN204704464 U CN 204704464U CN 201520407105 U CN201520407105 U CN 201520407105U CN 204704464 U CN204704464 U CN 204704464U
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- China
- Prior art keywords
- piston
- cylinder body
- output shaft
- pneumatic actuator
- novel pneumatic
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Abstract
The utility model relates to a kind of novel pneumatic actuator, it comprises cylinder body, through active chamber is provided with at described cylinder body length direction, output shaft is provided with in the middle part of described cylinder body Vertical direction, described first piston and the second piston are all provided with tooth bar, described first piston is connected with the gear teeth meshing on output shaft by tooth bar with the second piston, upper bearing (metal) is provided with on described output shaft top, bottom is provided with lower bearing, output shaft above described upper bearing (metal) is provided with adjustment block, the outward edge of described first piston and the second piston is all provided with piston bearing, all spring assembly is provided with at described first piston and the second pistons end, the cylinder body outside corresponding at described output shaft top is provided with indicator, bidirectional modulation screw is provided with in described cylinder body front.The utility model vibrational power flow is reasonable, and operate steadily reliable, Applicable temperature scope is wide, integral hardness and good corrosion resistance, long service life.
Description
Technical field
The utility model relates to a kind of actuator, is specifically related to the valve actuator that the industries such as a kind of machinery, electric power, oil refining use.
Background technique
Pneumatic valve actuator is the actuating device being driven keying or regulating valve by atmospheric pressure, and it is widely used in power station, chemical industry, the industry that oil refining etc. are higher to safety requirement.There is integral hardness and corrosion-resistant in existing pneumatic actuator, each part fits defective tightness, and run not steady, sealing effect is undesirable, and Applicable temperature scope is little, and part replacement is inconvenient, the problems such as working life is short.
Summary of the invention
Goal of the invention: the purpose of this utility model is to overcome deficiency of the prior art, provides a kind of vibrational power flow reasonable, and operate steadily reliable, Applicable temperature scope is wide, integral hardness and good corrosion resistance, the novel pneumatic actuator of long service life.
Technological scheme: in order to solve the problems of the technologies described above, a kind of novel pneumatic actuator described in the utility model, it comprises cylinder body, through active chamber is provided with at described cylinder body length direction, output shaft is provided with in the middle part of described cylinder body Vertical direction, first piston and the second piston is respectively equipped with in the through active chamber of described output shaft both sides, described first piston and the second piston are all provided with tooth bar, described first piston is connected with the gear teeth meshing on output shaft by tooth bar with the second piston, upper bearing (metal) is provided with on described output shaft top, bottom is provided with lower bearing, output shaft above described upper bearing (metal) is provided with adjustment block, the outward edge of described first piston and the second piston is all provided with piston bearing, all spring assembly is provided with at described first piston and the second pistons end, the cylinder body at described through active chamber two ends is respectively equipped with the first end cap and the second end cap, described first piston and the second piston are all provided with piston cover plate, the cylinder body outside corresponding at described output shaft top is provided with indicator, bidirectional modulation screw is provided with in described cylinder body front.
Described first piston and the second piston line centered by output shaft are symmetrical arranged.
Described cylinder body is extruding aluminium alloy cylinder body.
Described first end cap is connected with cylinder body by head bolts with the second end cap.
Described indicator is connected with output shaft top by block screw.
Cylinder body front below described bidirectional modulation screw is provided with gas source interface.
Inside the cylinder body on described adjustment block top, be provided with internal gasket, outside described cylinder body, be provided with outer pad.
Beneficial effect: the utility model compared with prior art, its remarkable advantage is: the utility model vibrational power flow is reasonable, double-piston is adopted to promote and rack geared, compact structure, rigging position is symmetrical, be swift in motion, put upside down by simple piston and can change output shaft and turn to, angle stroke exports 0-90 °, adopt extruding aluminium alloy cylinder body, substantially increase hardness and corrosion resistance, inner surface of cylinder block is through meticulous Honing process, friction factor is low, long service life, adopt output shaft, regulate block, internal gasket and outer pad, stable, good airproof performance, friction factor is low, Applicable temperature scope is wide, adopt the fine oil resistant rubber seal ring of fourth, viton seal ring and silicone rubber O-ring, go for various occasion, cylinder body front arranges two independently stroke regulating screws, stroke accurately can carry out the adjustment of ± 5 ° at 0 ° and 90 ° of two positions, make itself and valve open position and off-position is consistent, adopt spring assembly, on-the-spot conversion is realized by increasing or removing spring, the working efficiency of further raising device.
Accompanying drawing explanation
Fig. 1 is overall structure exploded view of the present utility model.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
As shown in Figure 1, a kind of novel pneumatic actuator described in the utility model, it comprises cylinder body 1, through active chamber 2 is provided with at described cylinder body 1 length direction, output shaft 3 is provided with in the middle part of described cylinder body 1 Vertical direction, first piston 4 and the second piston 5 is respectively equipped with in the through active chamber 2 of described output shaft 3 both sides, described first piston 4 and the second piston 5 are all provided with tooth bar 6, described first piston 4 and the second piston 5 are connected with a joggle by tooth bar 6 and the gear teeth 7 on output shaft 3, upper bearing (metal) 8 is provided with on described output shaft 3 top, bottom is provided with lower bearing 9, output shaft 3 above described upper bearing (metal) 8 is provided with and regulates block 10, the outward edge of described first piston 4 and the second piston 5 is all provided with piston bearing 11, spring assembly 12 is all provided with at described first piston 4 and the second piston 5 end, the cylinder body 1 at described through active chamber 2 two ends is respectively equipped with the first end cap 13 and the second end cap 14, described first piston 4 and the second piston 5 are all provided with piston cover plate 15, cylinder body 1 outside corresponding at described output shaft 3 top is provided with indicator 16, bidirectional modulation screw 17 is provided with in described cylinder body 1 front, described first piston 4 and the second piston 5 line centered by output shaft 3 are symmetrical arranged, described cylinder body 1 is extruding aluminium alloy cylinder body, described first end cap 13 is connected with cylinder body 1 by head bolts 18 with the second end cap 14, described indicator 16 is connected with output shaft 3 top by block screw 19, cylinder body 1 front below described bidirectional modulation screw 17 is provided with gas source interface 20, inside the cylinder body 1 on described adjustment block 10 top, be provided with internal gasket 21, outside described cylinder body 1, be provided with outer pad 22.The utility model vibrational power flow is reasonable, double-piston is adopted to promote and rack geared, compact structure, rigging position is symmetrical, be swift in motion, put upside down by simple piston and can change output shaft and turn to, angle stroke exports 0-90 °, adopt extruding aluminium alloy cylinder body, substantially increase hardness and corrosion resistance, inner surface of cylinder block is through meticulous Honing process, friction factor is low, long service life, adopt output shaft, regulate block, internal gasket and outer pad, stable, good airproof performance, friction factor is low, Applicable temperature scope is wide, adopt the fine oil resistant rubber seal ring of fourth, viton seal ring and silicone rubber O-ring, go for various occasion, cylinder body front arranges two independently stroke regulating screws, stroke accurately can carry out the adjustment of ± 5 ° at 0 ° and 90 ° of two positions, make itself and valve open position and off-position is consistent, adopt spring assembly, on-the-spot conversion is realized by increasing or removing spring, the working efficiency of further raising device.
The utility model provides a kind of thinking and method; the method and access of this technological scheme of specific implementation is a lot; the above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art, under the prerequisite not departing from the utility model principle, some improvements and modifications can also be made; these improvements and modifications also should be considered as protection domain of the present utility model, and all available prior art of each constituent element not clear and definite in the present embodiment is realized.
Claims (7)
1. a novel pneumatic actuator, it is characterized in that: it comprises cylinder body (1), through active chamber (2) is provided with at described cylinder body (1) length direction, output shaft (3) is provided with in the middle part of described cylinder body (1) Vertical direction, first piston (4) and the second piston (5) is respectively equipped with in the through active chamber (2) of described output shaft (3) both sides, described first piston (4) and the second piston (5) are all provided with tooth bar (6), described first piston (4) and the second piston (5) are connected with a joggle by tooth bar (6) and the gear teeth (7) on output shaft (3), upper bearing (metal) (8) is provided with on described output shaft (3) top, bottom is provided with lower bearing (9), the output shaft (3) of described upper bearing (metal) (8) top is provided with and regulates block (10), the outward edge of described first piston (4) and the second piston (5) is all provided with piston bearing (11), spring assembly (12) is all provided with at described first piston (4) and the second piston (5) end, the cylinder body (1) at described through active chamber (2) two ends is respectively equipped with the first end cap (13) and the second end cap (14), described first piston (4) and the second piston (5) are all provided with piston cover plate (15), cylinder body (1) outside corresponding at described output shaft (3) top is provided with indicator (16), bidirectional modulation screw (17) is provided with in described cylinder body (1) front.
2. novel pneumatic actuator according to claim 1, is characterized in that: described first piston (4) and the second piston (5) line centered by output shaft (3) is symmetrical arranged.
3. novel pneumatic actuator according to claim 1, is characterized in that: described cylinder body (1) is extruding aluminium alloy cylinder body.
4. novel pneumatic actuator according to claim 1, is characterized in that: described first end cap (13) is connected with cylinder body (1) by head bolts (18) with the second end cap (14).
5. novel pneumatic actuator according to claim 1, is characterized in that: described indicator (16) is connected with output shaft (3) top by block screw (19).
6. novel pneumatic actuator according to claim 1, is characterized in that: on cylinder body (1) front of described bidirectional modulation screw (17) below, be provided with gas source interface (20).
7. novel pneumatic actuator according to claim 1, it is characterized in that: cylinder body (1) inner side on described adjustment block (10) top is provided with internal gasket (21), is provided with outer pad (22) in described cylinder body (1) outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520407105.9U CN204704464U (en) | 2015-06-12 | 2015-06-12 | A kind of novel pneumatic actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520407105.9U CN204704464U (en) | 2015-06-12 | 2015-06-12 | A kind of novel pneumatic actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204704464U true CN204704464U (en) | 2015-10-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520407105.9U Expired - Fee Related CN204704464U (en) | 2015-06-12 | 2015-06-12 | A kind of novel pneumatic actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204704464U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286958A (en) * | 2015-06-12 | 2017-01-04 | 无锡市诚天诺执行器制造有限公司 | A kind of novel pneumatic actuator |
| CN109114291A (en) * | 2017-06-23 | 2019-01-01 | 深圳市飞托克实业有限公司 | A kind of deep-sea hydraulic actuator |
-
2015
- 2015-06-12 CN CN201520407105.9U patent/CN204704464U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286958A (en) * | 2015-06-12 | 2017-01-04 | 无锡市诚天诺执行器制造有限公司 | A kind of novel pneumatic actuator |
| CN109114291A (en) * | 2017-06-23 | 2019-01-01 | 深圳市飞托克实业有限公司 | A kind of deep-sea hydraulic actuator |
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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: 20151014 Termination date: 20200612 |