CN209725383U - A kind of actuator device that is flexible coupling - Google Patents
A kind of actuator device that is flexible coupling Download PDFInfo
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- CN209725383U CN209725383U CN201920493281.7U CN201920493281U CN209725383U CN 209725383 U CN209725383 U CN 209725383U CN 201920493281 U CN201920493281 U CN 201920493281U CN 209725383 U CN209725383 U CN 209725383U
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- spring
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- washer
- valve
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Abstract
The utility model relates to a kind of actuator devices that is flexible coupling, belong to actuation technologies field, including bolt, spring washer, spring, plain washer and nut are sequentially installed on the bolt, the spring, plain washer, spring washer are slidably connected with bolt respectively, and the nut is connect with bolt thread；The utility model structure is simple, compact, small in size, is placed in Electric Actuator output shaft, combines together with thrust axis；Spring can be replaced according to power of motor size, and can be by nut tightness adjusting, and elasticity is adjustable；Effective protection valve seat, it is more effective particular for flexible sealing valve, valve service life is improved, motor is protected, facilitates commissioning staff's positioning stroke switch, has valve and closes reliably, protect valve seat, protect motor not stall；It not only works in actuator downward movement, in uplink with similarly function, applicability is wide, can be used in simultaneously two regulating valves and three-way control valve requires the operating condition of pretightning force up and down.
Description
Technical field
The utility model relates to actuation technologies field, specifically a kind of actuator device that is flexible coupling.
Background technique
Actuator is an essential important component in automatic control system.Its effect is to receive controller
The control signal sent changes the size of controlled medium, thus by controlled variable maintain it is required numerically or centainly
In range.Actuator by its energy form can be divided into it is pneumatic, surge, electronic three categories.Pneumatic actuator use compressed air as
The energy, its main feature is that structure is simple, reliable in action, steady, thrust output is larger, easy to maintenance, fire-proof and explosion-proof, and price compared with
It is low, therefore be widely used in the production processes such as chemical industry, papermaking, oil refining, it is matched in which can be convenient with passive instrument.
Connector is a thrust over current protection device in regulating valve, and common motorized adjustment valve actuator uses to be connected firmly
Connecing mode, there is following problems: actuator high thrust directly acts on valve seat, long-term work or the high Shi Rongyi of switching frequency
Make the prooving of valve seat, valve rod can be made to be bent when causing to leak serious, and in factory valve location fit stroke synchronous with actuator
It is high to switch the requirement of closed position point, be easy to cause motor rotation blockage, it is high to installation and debugging personnel qualifications.
Utility model content
The purpose of this utility model is to provide a kind of actuator devices that is flexible coupling, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the utility model provides the following technical solutions:
A kind of actuator device that is flexible coupling, including bolt are sequentially installed with spring washer, spring, plain cushion on the bolt
Circle and nut, the spring, plain washer, spring washer are slidably connected with bolt respectively, and the nut is connect with bolt thread.
Further technical solution as the utility model: the bolt is hex bolts, and the nut is hex nut.
Further technical solution as the utility model: the spring is Rectangular Spring.
Further technical solution as the utility model: the outer diameter length of the spring washer is greater than the outer diameter of bolt
Length.
Further technical solution as the utility model: the outer diameter length of the spring, plain washer and spring washer
It is identical.
Compared with prior art, the utility model has the beneficial effects that
1, structure is simple, compact, small in size, is placed in Electric Actuator output shaft, combines together with thrust axis；
2, spring can be replaced according to power of motor size, and can be by nut tightness adjusting, and elasticity is adjustable；
3, effective protection valve seat, it is more effective particular for flexible sealing valve, valve service life is improved, motor is protected,
Facilitate commissioning staff's positioning stroke switch, has valve and close reliably, protect valve seat, protect motor not stall；
4, it not only works in actuator downward movement, in uplink with similarly function, applicability is wide, can be used in two simultaneously
Logical regulating valve and three-way control valve require the operating condition of pretightning force up and down.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the actuator with the device that is flexible coupling；
Fig. 2 is explosive view of the actuator with the device that is flexible coupling.
In figure: 1- bolt, 2- spring, 3- plain washer, 4- spring washer, 5- nut.
Specific embodiment
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " suitable
The orientation or positional relationship of the instructions such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " is orientation based on the figure
Or positional relationship, be merely for convenience of describing the present invention and simplifying the description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as the limit to the utility model
System.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be
Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe.
Embodiment 1
The actuator device that is flexible coupling as shown in Figure 1, 2, including bolt 1 are sequentially installed with spring washer on the bolt 1
4, spring 2, plain washer 3 and nut 5, the spring 2, plain washer 3, spring washer 4 are slidably connected with bolt 1 respectively, the spiral shell
Mother 5 is threadedly coupled with bolt 1, and spring washer 4 is set on bolt 1 by when installation, is then successively inserted in spring 2 and plain washer 3,
Nut 5 is finally threaded to suitable position and completes installation, when work, the device that is flexible coupling is loaded on inside output shaft aperture, then by spring
End cap is fixed, and actuator output shaft band ovable valve stem moves downward, after spool contacts sealing surface of seat, output shaft inner sleeve top with
Be flexible coupling device spring washer 4 contact compressed spring 2, realization is flexible coupling；Similarly, actuator output shaft band ovable valve stem is transported upwards
Dynamic, after sealing face contact on spool and valve seat, spring end cap and the spring washer 4 for the device that is flexible coupling contact compressed spring 2, realize soft
Connection, for convenience of installing, the bolt 1 is hex bolts, and the nut 5 is hex nut, and the spring 2 is Rectangular Spring,
I.e. the cross sectional shape of spring 2 is rectangle, to prevent output shaft inner sleeve top or spring end cap and spring washer 4 from encountering spiral shell when contacting
Bolt 1, the outer diameter length of the spring washer 4 are greater than the outer diameter length of bolt 1, it may be necessary to different springs 2 is replaced, so as to
Different powers of motor, and the elasticity of the elastic adjustment spring 2 by nut 5 are adapted to, is adapted to require to pre-tighten up and down
The operating condition of power, such as two-way control valve or three-way control valve, practicability are good.
Embodiment 2
The present embodiment advanced optimizes on the basis of embodiment 1, the spring 2, plain washer 3 and spring washer 4 it is outer
Electrical path length is identical, and design in this way can guarantee unaffected when spring 2 compresses, and the installation of the convenient device that is entirely flexible coupling, whole
Body is good.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. a kind of actuator device that is flexible coupling, including bolt (1), it is characterised in that: be sequentially installed with spring on the bolt (1)
Washer (4), spring (2), plain washer (3) and nut (5), the spring (2), plain washer (3), spring washer (4) respectively with spiral shell
Bolt (1) is slidably connected, and the nut (5) is threadedly coupled with bolt (1).
2. the actuator device that is flexible coupling according to claim 1, it is characterised in that: the bolt (1) is hex bolts, institute
Stating nut (5) is hex nut.
3. the actuator device that is flexible coupling according to claim 1, it is characterised in that: the spring (2) is Rectangular Spring.
4. the actuator device that is flexible coupling according to claim 1 or 2 or 3, it is characterised in that: the spring washer (4)
Outer diameter length is greater than the outer diameter length of bolt (1).
5. the actuator device that is flexible coupling according to claim 4, it is characterised in that: the spring (2), plain washer (3) and
The outer diameter length of spring washer (4) is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920493281.7U CN209725383U (en) | 2019-04-12 | 2019-04-12 | A kind of actuator device that is flexible coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920493281.7U CN209725383U (en) | 2019-04-12 | 2019-04-12 | A kind of actuator device that is flexible coupling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209725383U true CN209725383U (en) | 2019-12-03 |
Family
ID=68691449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920493281.7U Active CN209725383U (en) | 2019-04-12 | 2019-04-12 | A kind of actuator device that is flexible coupling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209725383U (en) |
-
2019
- 2019-04-12 CN CN201920493281.7U patent/CN209725383U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Chunjian Township Chunjian village, Fuyang District, Hangzhou City, Zhejiang Province Patentee after: Zhejiang Qinghe Industrial Technology Co., Ltd Address before: Chunjian Township Chunjian village, Fuyang District, Hangzhou City, Zhejiang Province Patentee before: Zhejiang Yunqing Valve Co., Ltd. |