CN203594861U - Adjustable angular-travel cylinder type actuator - Google Patents
Adjustable angular-travel cylinder type actuator Download PDFInfo
- Publication number
- CN203594861U CN203594861U CN201320767657.1U CN201320767657U CN203594861U CN 203594861 U CN203594861 U CN 203594861U CN 201320767657 U CN201320767657 U CN 201320767657U CN 203594861 U CN203594861 U CN 203594861U
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- piston
- support
- push rod
- cylinder
- actuator
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Abstract
The utility model discloses an adjustable angular-travel cylinder type actuator which comprises a cylinder, a support, a piston and a push rod penetrating through the piston and the support. A safety reset spring is arranged above the piston, one end of the safety reset spring is connected with the piston, the other end of the safety reset spring is fixed to an adjusting nut arranged on the top of the cylinder, the push rod penetrates through the piston and is connected with the piston in a swing mode through a nut, the support is of a sealed structure, the lower portion of the support is provided with a sealed transmission case, a ball-shaped cavity is formed in the sealed transmission case, and the inner wall of the ball-shaped cavity is provided with a fixing piece and a zero position control arm. The swing type piston is arranged so that the push rod can move more flexibly, and precise matching of a valve and the actuator can be guaranteed. Besides, the piston is directly connected with the push rod, fewer parts are used, and cost is saved.
Description
Technical field
The utility model relates to a kind of actuator, is specifically related to a kind of adjustable 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.When normal work, press the action of double-acting cylinder actuator, when air failure, spring can make spool safety reset, makes valve closing or opens.
The piston of cylinder type actuator is fixed on push rod vertical all the time with push rod, but this is unfavorable for piston driving push rod flexible motion, thereby can not guarantee the accurate cooperation of valve and actuator.
Model utility content
The utility model provides a kind of adjustable angle stroke cylinder formula actuator, the piston that this actuator arranges can swing take push rod as axle, can control actuator as required and valve accurately coordinates, the swing setting of this outer piston can also reduce the frictional force of piston and push rod, extend the working life of push rod and piston, the work validity that has improved actuator, has extended the working life of actuator, has saved cost.
The purpose of this utility model reaches by the following technical programs:
Adjustable angle stroke cylinder formula actuator, comprise cylinder, be arranged on the support of cylinder below, the piston of cylinder interior is set, through the push rod of piston and support, piston top is provided with safety reset spring, safety reset spring one end is connected with piston, the safety reset spring the other end is fixed on the adjusting nut of cylinder head setting, push rod is swung and is connected with piston by nut through piston, support is enclosed construction, support bottom is sealing transmission case, in sealing 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, the part that push rod bottom extends in spherical cavity has chute, 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.
Piston is directly connected with push rod, and piston can be swung in cylinder, and the motion of piston in cylinder is more flexible, can improve the quality of fit of valve and actuator, and be directly the connected parts of needs of piston and push rod are less, also cost-saving.Slide rail is set in support, can provides certain space for the motion of push rod, and improve the flexibility of push rod activity.The bottom that sealing transmission case is support.
Support top has cavity, is provided with seal arrangement in cavity, and seal arrangement is provided with the limiting stopper of push rod clamping, is provided with spacing O shape circle between limiting stopper and push rod.The setting of seal arrangement, can extend the working life of actuator; The activity of push rod neither be unconfined, therefore in slide rail, limiting stopper is set, and can limited piston drive push rod movable within the specific limits, avoids push rod the sphere of activities wide, and need larger making every effort to promote to make valve switch.
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 utility model compared with prior art, there is following advantage and beneficial effect:
The utility model is provided with shuttle-type piston, and push rod can move more flexibly, can guarantee that valve and actuator accurately coordinate, and piston is directly connected with push rod, can reduce the use of parts, cost-saving.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Wherein, the component title that reference character is corresponding is as follows:
1-cylinder, 2-support, 3-piston, 4-push rod, 5-safety reset spring, 6-sealing transmission case, 7-fixed plate, 8-zero control arm, 9-chute, 10-limiting stopper, the spacing O shape circle of 11-, 12-stroke adjusting nut.
Embodiment
Below in conjunction with embodiment, the utility model is described in further detail, but mode of execution of the present utility model is not limited to this.
Embodiment 1
As shown in Figure 1, adjustable angle stroke cylinder formula actuator, comprise cylinder 1, be arranged on the support 2 of cylinder 1 below, the piston 3 of cylinder 1 inside is set, through the push rod 4 of piston 3 and support 2, piston 3 tops are provided with safety reset spring 5, safety reset spring 5 one end are connected with piston 3, safety reset spring 5 the other ends are fixed on the adjusting nut of cylinder 1 top setting, push rod 4 is swung and is connected with piston 3 by nut through piston 3, support 2 is enclosed construction, support 2 bottoms are sealing transmission case 6, in sealing transmission case 6, be provided with spherical cavity, spherical cavity inwall is provided with fixed plate 7 and zero control arm 8, fixed plate is 4 and is evenly distributed on spherical cavity inwall all around, the part that push rod 4 bottoms extend in spherical cavity has chute 9, one end of zero control arm 8 is arranged in chute 9, the other end and being flexibly connected with respect to the fixed plate 7 of chute 9.
Piston 3 is directly connected with push rod 4, makes the piston 3 can be in the interior swing of cylinder 1, and the motion of piston 3 in cylinder 1 is more flexible, can improve the quality of fit of valve and actuator, and be directly the connected parts of needs of piston 3 and push rod 4 are less, also cost-saving.
Support 2 tops have cavity, are provided with seal arrangement in cavity, and seal arrangement is provided with the limiting stopper 10 that push rod 4 is clamped, and are provided with spacing O shape circle 11 between limiting stopper 10 and push rod 4.The setting of seal arrangement, can extend the working life of actuator; The activity of push rod 4 neither be unconfined, and therefore limiting stopper 10 is set in slide rail, can limited piston 3 drive push rod 4 movable within the specific limits, avoids push rod 4 the sphere of activities wide, and need larger making every effort to promote to make valve switch.Sealing transmission case 6 is the bottom of support 2.
Embodiment 2
As shown in Figure 1, above-mentioned frame bottom is provided with stroke adjusting nut 12.The adjustment of stroke adjusting nut 12 height can change the sliding distance of zero control arm 8 on chute 9, 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.
Support 2 tops are provided with ventilating hole.
Piston 3 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.
Claims (6)
1. adjustable angle stroke cylinder formula actuator, comprise cylinder (1), be arranged on the support (2) of cylinder (1) below, the inner piston (3) of cylinder (1) is set, through the push rod (4) of piston (1) and support (2), piston (3) top is provided with safety reset spring (5), safety reset spring (5) one end is connected with piston (3), safety reset spring (5) the other end is fixed on the adjusting nut of cylinder (1) top setting, it is characterized in that: push rod (4) is swung and is connected with piston (3) by nut through piston (3), support (2) is enclosed construction, support (2) bottom is sealing transmission case (6), in sealing transmission case (6), be provided with spherical cavity, spherical cavity inwall is provided with fixed plate (7) and zero control arm (8), fixed plate (7) is 4 and is evenly distributed on spherical cavity inwall all around, the part that push rod (2) bottom extends in spherical cavity has chute (9), one end of zero control arm (8) is arranged in chute (9), the other end and being flexibly connected with respect to the fixed plate (7) of chute (9).
2. adjustable angle according to claim 1 stroke cylinder formula actuator, it is characterized in that: support (2) top has cavity, in cavity, be provided with seal arrangement, seal arrangement is provided with the limiting stopper (10) of push rod clamping, is provided with spacing O shape circle (11) between limiting stopper (10) and push rod (4).
3. adjustable angle according to claim 1 stroke cylinder formula actuator, is characterized in that: described support (2) bottom is provided with stroke adjusting nut (12).
4. adjustable angle according to claim 4 stroke cylinder formula actuator, is characterized in that: described stroke adjusting nut (12) is 2.
5. adjustable 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 adjustable angle stroke cylinder formula actuator described in claim 1-4 any one, it is characterized in that: described piston (3) is provided with piston O shape circle, and the position that support (2) top contact with cylinder is provided with support O shape and encloses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320767657.1U CN203594861U (en) | 2013-11-29 | 2013-11-29 | Adjustable angular-travel cylinder type actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320767657.1U CN203594861U (en) | 2013-11-29 | 2013-11-29 | Adjustable angular-travel cylinder type actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203594861U true CN203594861U (en) | 2014-05-14 |
Family
ID=50675752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320767657.1U Expired - Fee Related CN203594861U (en) | 2013-11-29 | 2013-11-29 | Adjustable angular-travel cylinder type actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203594861U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103727293A (en) * | 2013-11-29 | 2014-04-16 | 成都欧浦特控制阀门有限公司 | Angular travel air cylinder type actuator with precise match |
| CN111238819A (en) * | 2020-02-03 | 2020-06-05 | 温州滨特尔控制设备有限公司 | Cylinder with adjustable angular stroke |
-
2013
- 2013-11-29 CN CN201320767657.1U patent/CN203594861U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103727293A (en) * | 2013-11-29 | 2014-04-16 | 成都欧浦特控制阀门有限公司 | Angular travel air cylinder type actuator with precise match |
| CN103727293B (en) * | 2013-11-29 | 2016-03-23 | 成都欧浦特控制阀门有限公司 | The angle stroke cylinder formula actuator of exact matching |
| CN111238819A (en) * | 2020-02-03 | 2020-06-05 | 温州滨特尔控制设备有限公司 | Cylinder with adjustable angular stroke |
| CN111238819B (en) * | 2020-02-03 | 2021-08-24 | 滨特尔控制设备有限公司 | Angle stroke cylinder |
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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 |
Granted publication date: 20140514 Termination date: 20141129 |
|
| EXPY | Termination of patent right or utility model |