CN103742702A - Angular travel air cylinder type corrosion-resistant executing mechanism - Google Patents
Angular travel air cylinder type corrosion-resistant executing mechanism Download PDFInfo
- Publication number
- CN103742702A CN103742702A CN201310619930.0A CN201310619930A CN103742702A CN 103742702 A CN103742702 A CN 103742702A CN 201310619930 A CN201310619930 A CN 201310619930A CN 103742702 A CN103742702 A CN 103742702A
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- China
- Prior art keywords
- support
- piston
- control arm
- spherical cavity
- push rod
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- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
- F16K31/1221—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston one side of the piston being spring-loaded
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/16—Actuating devices; Operating means; Releasing devices actuated by fluid with a mechanism, other than pulling-or pushing-rod, between fluid motor and closure member
- F16K31/163—Actuating devices; Operating means; Releasing devices actuated by fluid with a mechanism, other than pulling-or pushing-rod, between fluid motor and closure member the fluid acting on a piston
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Actuator (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention discloses an angular travel air cylinder type corrosion-resistant executing mechanism. The angular travel air cylinder type corrosion-resistant executing mechanism comprises an air cylinder, a support, a piston and a push rod, wherein a safety return spring is arranged between the piston and the push rod, a sliding groove is formed in the lower portion of the push rod, the support is of a sealed structure, a sealed transmission box is arranged on the lower portion of the support, a spherical cavity is formed in the transmission box, fixed pieces and a zero-position control arm are arranged on the inner wall of the spherical cavity, the four fixed pieces are evenly distributed on the periphery of the inner wall of the spherical cavity, one end of the zero-position control arm is arranged inside the sliding groove, and the other end of the zero-position control arm is movably connected with the fixed piece opposite to the sliding groove. According to the angular travel air cylinder type corrosion-resistant executing mechanism, the sealed structure that the support is connected with the transmission box is arranged, the transmission box is sealed so that the transmission box can be prevented from being abraded by the outside, a plurality of installation positions are arranged inside the transmission box, position adjustment is conducted according to requirements, no component needs to be replaced or added in an adjustment process, the number of troubles is reduced, and cost is saved.
Description
Technical field
The present invention relates to a kind of actuator, be specifically related to a kind of corrosion resistant angle stroke cylinder formula actuator.
Background technique
Bleed pressure that cylinder type actuator can bear is high, thrust is large, travel speed is fast and sturdy and durable.Adapted double-purpose valve door holder, pure pressurized air is accepted in the upper and lower of cylinder simultaneously, and discord corrosive atmosphere environment carries out gas exchange, never corrosion, long service life.The normal Shi An double-acting cylinder actuator action of working, during air failure, spring can make spool safety reset, makes valve closing or opens.
Existing transmission case is outside exposed, is easily subject to extraneous corrosion, also easily cause safety problem, and freely fitted position is limited, can not omnibearingly carry out work.
Summary of the invention
The invention provides a kind of corrosion resistant angle stroke cylinder formula actuator, this actuator arranges support and transmission case is connected into seal structure, can prevent that transmission case from receiving extraneous corrosion, and in transmission case, be provided with the parts of can multi-angle installing, when readjusting position, do not need to change and increase parts, saved cost and reduced unnecessary trouble yet.
Object of the present invention reaches by the following technical programs:
Corrosion resistant angle stroke cylinder formula actuator, comprise cylinder, be arranged on the support of cylinder below, the piston of cylinder interior is set, push rod through piston and support, between piston and push rod, be provided with safety reset spring, chute is opened in push rod bottom, support is enclosed construction, support bottom is sealing transmission case, in transmission case, be provided with spherical cavity, spherical cavity inwall is provided with fixed plate and zero control arm, fixed plate is 4 and is evenly distributed on spherical cavity inwall all around, one end of zero control arm is arranged in chute, the other end and being flexibly connected with respect to the fixed plate of chute.
The angle that described adjacent fixed plate connects the spherical cavity center of circle is 60 ° or 120 °.This angle setting of fixed plate can allow zero control arm in rotation, increases torque, thereby the enough less power of energy completes the function of promotion.
Described frame bottom is provided with stroke adjusting nut.The adjustment of stroke adjusting nut height can change the sliding distance of zero control arm on chute, so change the torque of zero control arm and avoid zero control arm excessively rotation reduce the torque on axle, actuator does not need to require great effort very much and can operate.
Described stroke adjusting nut is 2.When facilitating zero control arm to be installed to other positions, carry out corresponding stroke adjustment.
Described support top is provided with ventilating hole.
Described piston is provided with piston O shape circle, and support top is provided with support O shape circle.Sealing is convenient in the setting of O shape circle, thereby improves the working life of whole actuator.
The present invention compared with prior art, there is following advantage and beneficial effect:
The present invention is provided with the seal structure that support is connected with transmission case, can prevent that it is subject to extraneous corrosion by transmission case is airtight, a plurality of mounting points are set in transmission case, be convenient to carry out as required position adjustment, and be in course of adjustment and do not need to change and increase parts, reduce trouble and saved cost, transmission case bottom is also provided with stroke adjusting nut, can adjust the torque of zero control arm, avoid the excessively rotation and reduce the torque on axle of zero control arm.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Wherein, the component title that reference character is corresponding is as follows:
1-cylinder, 2-support, 3-safety reset spring, 4-piston, 5-transmission case, 6-push rod, 7-chute, 8-zero control arm, 9-fixed plate, 10-stroke adjusting nut.
Embodiment
Below in conjunction with embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited to this.
Embodiment 1
As shown in Figure 1, corrosion resistant angle stroke cylinder formula actuator, comprise cylinder 1, be arranged on the support 2 of cylinder 1 below, the piston 4 of cylinder 1 inside is set, push rod 6 through piston 4 and support 2, between piston 4 and push rod 6, be provided with safety reset spring 3, chute 7 is opened in push rod 6 bottoms, support 2 is enclosed construction, support 2 bottoms are transmission case 5, in transmission case 5, be provided with spherical cavity, spherical cavity inwall is provided with fixed plate 9 and zero control arm 8, fixed plate 9 is 4 and is evenly distributed on spherical cavity inwall all around, one end of zero control arm 8 is arranged in chute 7, the other end and being flexibly connected with respect to the fixed plate 9 of chute 7.
Transmission case seals, transmission case is airtight can prevent that it is subject to extraneous corrosion, and a plurality of mounting points are set in transmission case, is convenient to carry out as required position adjustment, and be in course of adjustment and do not need to change and increase parts, reduce trouble and saved cost.
As shown in Figure 1, the angle that described adjacent fixed plate 9 connects the spherical cavity center of circle is 60 ° or 120 °.This angle setting of fixed plate 9 can allow zero control arm 8 in rotation, increases torque, thereby the enough less power of energy completes the function of promotion.
Above-mentioned support 2 bottoms are provided with stroke adjusting nut 4.The adjustment of stroke adjusting nut 4 height can change the sliding distance of zero control arm 8 on chute 7, so change the torque of zero control arm 8 and avoid zero control arm 8 excessively rotation reduce the torque on axle, actuator does not need to require great effort very much and can operate.
Above-mentioned stroke adjusting nut 4 is 2, and is set in parallel in the below of the transmission case 5 of support 2 bottoms.When facilitating zero control arm 8 to be installed to other positions, carry out corresponding stroke adjustment.
Above-mentioned support 2 tops are provided with ventilating hole.
Above-mentioned piston 4 is provided with piston O shape circle, and support 2 tops are provided with support O shape circle.Sealing is convenient in the setting of O shape circle, thereby improves the working life of whole actuator.
Claims (6)
1. corrosion resistant angle stroke cylinder formula actuator, comprise cylinder (1), be arranged on the support (2) of cylinder below, the piston (4) of cylinder interior is set, push rod (6) through piston (4) and support (2), between piston (4) and push rod (6), be provided with safety reset spring (3), it is characterized in that: chute (7) is opened in push rod (6) bottom, support (2) is enclosed construction, support (2) bottom is transmission case (5), transmission case is provided with spherical cavity in (5), spherical cavity inwall is provided with fixed plate (9) and zero control arm (8), fixed plate (9) is 4 and is evenly distributed on spherical cavity inwall all around, one end of zero control arm (8) is arranged in chute (7), the other end and being flexibly connected with respect to the fixed plate (9) of chute (7).
2. corrosion resistant angle according to claim 1 stroke cylinder formula actuator, is characterized in that: the angle that described adjacent fixed plate (9) connects the spherical cavity center of circle is 60 ° or 120 °.
3. corrosion resistant angle according to claim 1 stroke cylinder formula actuator, is characterized in that: described support (2) bottom is provided with stroke adjusting nut (10).
4. corrosion resistant angle according to claim 3 stroke cylinder formula actuator, is characterized in that: described stroke adjusting nut (10) is 2.
5. corrosion resistant angle according to claim 1 stroke cylinder formula actuator, is characterized in that: described support (2) top is provided with ventilating hole.
6. according to the corrosion resistant angle stroke cylinder formula actuator described in claim 1-4 any one, it is characterized in that: described piston (4) is provided with piston O shape circle, support top is provided with support O shape circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310619930.0A CN103742702B (en) | 2013-11-29 | 2013-11-29 | Corrosion resistant angle stroke cylinder formula actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310619930.0A CN103742702B (en) | 2013-11-29 | 2013-11-29 | Corrosion resistant angle stroke cylinder formula actuator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103742702A true CN103742702A (en) | 2014-04-23 |
| CN103742702B CN103742702B (en) | 2016-04-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310619930.0A Expired - Fee Related CN103742702B (en) | 2013-11-29 | 2013-11-29 | Corrosion resistant angle stroke cylinder formula actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103742702B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0482310A1 (en) * | 1990-10-23 | 1992-04-29 | Stober + Morlock Wärmekraft Gesellschaft mbH | Butterfly valve-driving for closure of smoke gas or discharge air conduits |
| CN101449092A (en) * | 2006-05-18 | 2009-06-03 | 费希尔控制产品国际有限公司 | Method and rotary valve actuator |
| US20110008098A1 (en) * | 2009-07-08 | 2011-01-13 | Bryan Quinn Leger | Locking actuator stem and rod end bearing apparatus for use with fluid valves |
| CN202629285U (en) * | 2012-05-23 | 2012-12-26 | 罗兰自控阀业（上海）有限公司 | Asymmetrical heavy-load shifting fork type actuator |
| CN202852151U (en) * | 2012-10-15 | 2013-04-03 | 浙江瓯美尔智控阀门有限公司 | Pneumatic actuator |
| CN203571189U (en) * | 2013-11-29 | 2014-04-30 | 成都欧浦特控制阀门有限公司 | Cylinder type angular travel execution mechanism |
-
2013
- 2013-11-29 CN CN201310619930.0A patent/CN103742702B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0482310A1 (en) * | 1990-10-23 | 1992-04-29 | Stober + Morlock Wärmekraft Gesellschaft mbH | Butterfly valve-driving for closure of smoke gas or discharge air conduits |
| CN101449092A (en) * | 2006-05-18 | 2009-06-03 | 费希尔控制产品国际有限公司 | Method and rotary valve actuator |
| US20110008098A1 (en) * | 2009-07-08 | 2011-01-13 | Bryan Quinn Leger | Locking actuator stem and rod end bearing apparatus for use with fluid valves |
| CN202629285U (en) * | 2012-05-23 | 2012-12-26 | 罗兰自控阀业（上海）有限公司 | Asymmetrical heavy-load shifting fork type actuator |
| CN202852151U (en) * | 2012-10-15 | 2013-04-03 | 浙江瓯美尔智控阀门有限公司 | Pneumatic actuator |
| CN203571189U (en) * | 2013-11-29 | 2014-04-30 | 成都欧浦特控制阀门有限公司 | Cylinder type angular travel execution mechanism |
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| Publication number | Publication date |
|---|---|
| CN103742702B (en) | 2016-04-13 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20160413 Termination date: 20161129 |