CN108413114A - Actuator - Google Patents
Actuator Download PDFInfo
- Publication number
- CN108413114A CN108413114A CN201810393716.0A CN201810393716A CN108413114A CN 108413114 A CN108413114 A CN 108413114A CN 201810393716 A CN201810393716 A CN 201810393716A CN 108413114 A CN108413114 A CN 108413114A
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- Prior art keywords
- man
- driving
- driving member
- shaft
- operated
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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
- F16K31/44—Mechanical actuating means
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
- Mechanical Operated Clutches (AREA)
Abstract
The present invention provides a kind of actuators, including：Transmission mechanism；Man-operated mechanism is rotated for drive transmission device, and man-operated mechanism has the first position being drivingly connected with transmission mechanism and the second position disconnected with transmission mechanism；Retaining mechanism, retaining mechanism have locked position and open position；When man-operated mechanism is located at first position, retaining mechanism is located at locked position to prevent man-operated mechanism from being detached with transmission mechanism；When man-operated mechanism is located at the second position, retaining mechanism is located at open position.The technical solution provided through the invention can solve the problems, such as that actuator in the prior art is inconvenient for operation.
Description
Technical field
The present invention relates to automatic control technology fields, in particular to a kind of actuator.
Background technology
Actuator is generally used for automatically controlling for valve.It is driven by motor, can make valve in the case where controlling signal function
The door position that accurately rotation extremely needs.Actuator generally has automatically and manually two kinds of operation modes.Execution on the market at present
Device is required for manual intervention when switching between automatic mode and manual mode.After automatically switching to manual mode, people is needed
Work is contributed always to keep the off-state of transmission parts and motor, while being also needed to rotation hand wheel and being opened and closed with control valve.This
It is more demanding to worker, it is caused high effort for when being operated under some operating modes.
Invention content
The present invention provides a kind of actuator, to solve the problems, such as that actuator in the prior art is inconvenient for operation.
To solve the above-mentioned problems, the present invention provides a kind of actuators, including：Transmission mechanism；Man-operated mechanism, for driving
Dynamic transmission mechanism rotation, man-operated mechanism there is the first position being drivingly connected with transmission mechanism and disconnected with transmission mechanism the
Two positions；Retaining mechanism, retaining mechanism have locked position and open position；When man-operated mechanism is located at first position, locking
Mechanism is located at locked position to prevent man-operated mechanism from being detached with transmission mechanism；When man-operated mechanism is located at the second position, machine is locked
Structure is located at open position.
Further, man-operated mechanism includes shaft, and shaft is rotatable and moves axially, when man-operated mechanism is located at first position
When, shaft is drivingly connected with transmission mechanism, and retaining mechanism is relatively moved with shaft contacts to prevent rotation stop axis and transmission mechanism.
Further, actuator further includes shell, and retaining mechanism is movably disposed on shell, and shaft is arranged in shell
On, there is groove, when shaft is located at first position, retaining mechanism is caught in groove on the excircle of shaft.
Further, groove is annular, and retaining mechanism includes：Connector is arranged on shell；Shackle member, movably
It is arranged on connector, shackle member is used to be clamped with groove.
Further, retaining mechanism is push-pull electromagnet, and push-pull electromagnet can be in locked position and open position
Between switch, and push-pull electromagnet can be maintained at locked position or open position.
Further, transmission mechanism includes：The first end of first driving member, the first driving member is coordinated by spline and shaft
Connection；Second driving member is connected with the first driving member, and the first driving member can drive the second driving member to rotate.
Further, the first driving member is worm screw, and the second driving member is turbine, and the first end of worm screw has spline, shaft
End have keyway, spline be used for and keyway be connected.
Further, actuator further includes：One end of first elastic component, the first elastic component is abutted with transmission mechanism, and first
The other end of elastic component is abutted with man-operated mechanism.
Further, actuator further includes：Driving mechanism is rotated for drive transmission device, and driving mechanism has and biography
The third place and the 4th position disconnected with transmission mechanism that motivation structure is drivingly connected；When man-operated mechanism is located at first position
When, driving mechanism is located at the 4th position；When man-operated mechanism is located at the second position, driving mechanism is located at the third place.
Further, actuator further includes：Clutch, driving mechanism are connected or disconnected by clutch and transmission mechanism,
Clutch includes the first clutch part and the second clutch part that can be connected and detach, and the first clutch part is connect with transmission mechanism, the
Two clutch parts are connect with driving mechanism, when man-operated mechanism is located at first position, man-operated mechanism by the second clutch part and first from
Component detaches.
Further, when the torque that clutch is born is more than predetermined value, the first clutch part and the second clutch part are relatively sliding
Dynamic or separation.
Further, actuator further includes：Second elastic component, one end of the second elastic component are abutted with the second clutch part, the
The other end of two elastic components is abutted with driving mechanism.
Further, transmission mechanism includes the first driving member and the second driving member being connected, and the first driving member can
The second driving member is driven to rotate, the first driving member is hollow structure；Man-operated mechanism further includes shaft and mandril, the first driving member
First end is detachably connectable with shaft, and the second end and driving mechanism of the first driving member are detachably connectable, one end of mandril with turn
Axis connection, mandril are threaded through in the first driving member, and shaft can drive mandril to move axially, and man-operated mechanism is located at first position
When, the other end of mandril is abutted with driving mechanism to detach driving mechanism with the first driving member.
It applies the technical scheme of the present invention, the driving to transmission mechanism can be realized by manual operation man-operated mechanism, due to
Be provided with retaining mechanism, when man-operated mechanism is moved to first position retaining mechanism can be moved to locked position limited with
Prevent man-operated mechanism from being detached with transmission mechanism, no longer need that manual intervention achieves that man-operated mechanism and transmission mechanism in this way can
By connection, so as to reduce artificial output, it is convenient for manual operation.When man-operated mechanism needs are detached with transmission mechanism, will lock
Tight mechanism, which is moved to the second position, just can detach the two.Technical solution through the invention can solve in the prior art
Actuator problem inconvenient for operation.
Description of the drawings
The accompanying drawings which form a part of this application are used to provide further understanding of the present invention, and of the invention shows
Meaning property embodiment and its explanation are not constituted improper limitations of the present invention for explaining the present invention.In the accompanying drawings：
Fig. 1 shows the structural schematic diagram for the actuator that the embodiment of the present invention provides；
Fig. 2 shows the actuator in Fig. 1 location A partial enlarged view；
Fig. 3 show the actuator in Fig. 1 B location partial enlarged view.
Wherein, above-mentioned attached drawing includes the following drawings label：
10, transmission mechanism；11, the first driving member；12, the second driving member；20, man-operated mechanism；21, shaft；211, groove；
22, mandril；30, retaining mechanism；31, connector；32, shackle member；40, shell；50, the first elastic component；60, driving mechanism；70、
Clutch；71, the first clutch part；72, the second clutch part；80, the second elastic component.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Below
Description only actually at least one exemplary embodiment is illustrative, is never used as to the present invention and its application or makes
Any restrictions.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, shall fall within the protection scope of the present invention.
As shown in Figure 1 to Figure 3, the embodiment provides a kind of actuators, including：Transmission mechanism 10；Hand-machine
Structure 20 is rotated for drive transmission device 10, man-operated mechanism 20 have the first position that is drivingly connected with transmission mechanism 10 and
The second position disconnected with transmission mechanism 10；Retaining mechanism 30, retaining mechanism 30 have locked position and open position；When manual
When mechanism 20 is located at first position, retaining mechanism 30 is located at locked position to prevent man-operated mechanism 20 from being detached with transmission mechanism 10；
When man-operated mechanism 20 is located at the second position, retaining mechanism 30 is located at open position.
Using the technical solution of the present embodiment, the drive to transmission mechanism 10 can be realized by manual operation man-operated mechanism 20
Dynamic, due to being provided with retaining mechanism 30, when man-operated mechanism 20 is moved to first position, retaining mechanism 30 can be moved to locking
Position is limited to prevent man-operated mechanism 20 from being detached with transmission mechanism 10, no longer needs manual intervention to achieve that manually in this way
Mechanism 20 is reliably connected with transmission mechanism 10, so as to reduce artificial output, is convenient for manual operation.When man-operated mechanism 20 needs
When being detached with transmission mechanism 10, retaining mechanism 30 is moved to the second position and just the two can be detached.Through this embodiment
Technical solution, can solve the problems, such as that actuator in the prior art is inconvenient for operation.By the transmission mechanism 10 of actuator with
Valve connects, and opening or closing for valve can be achieved by the rotation of transmission mechanism 10.
Specifically, man-operated mechanism 20 includes shaft 21, and shaft 21 is rotatable and axial movement, when man-operated mechanism 20 is located at the
When one position, shaft 21 is drivingly connected with transmission mechanism 10, and retaining mechanism 30 is contacted with shaft 21 to prevent rotation stop axis 21 and transmission
Mechanism 10 relatively moves.Being arranged such can prevent shaft 21 from being sent out with transmission mechanism 10 by retaining mechanism 30 with the contact of shaft 21
Raw relative movement achieves that being reliably connected for the two without manual intervention.It is artificial without applying axial force in this way, only need
Rotating shaft can drive transmission device 10, therefore can be in order to be manually operated, reduction is exerted oneself.
In the present embodiment, actuator further includes shell 40, and retaining mechanism 30 is movably disposed on shell 40, shaft
21 are rotatably arranged on shell 40, have groove 211 on the excircle of shaft 21, when shaft 21 is located at first position,
Retaining mechanism 30 is caught in groove 211.The limit of countershaft 21 can be realized by the cooperation of retaining mechanism 30 and groove 211 in this way
Position, to prevent shaft 21 from being relatively moved with transmission mechanism 10.
As shown in Fig. 2, can set groove 211 to annular in the present embodiment, retaining mechanism 30 includes：Connector 31,
It is arranged on shell 40；Shackle member 32 is movably disposed on connector 31, and shackle member 32 is used to be clamped with groove 211.Such as
This setting can realize the limit of shaft 21 by the cooperation of shackle member 32 and groove 211.Since groove 211 is loop configuration, this
Sample can ensure the smooth rotation of shaft 21.
In the present embodiment, retaining mechanism 30 can be set to push-pull electromagnet, which can be
Switch between locked position and open position, and push-pull electromagnet can be maintained at locked position or open position.In this way
Electromagnet action can be realized by control device or artificial triggering, convenient for the position of switching retaining mechanism 30.Moreover, plug-type electricity
Magnet can be maintained at locked position or open position, can prevent 30 accidental movement of retaining mechanism in this way, ensure actuator
Reliability.
In the present embodiment, transmission mechanism 10 includes：The first end of first driving member 11, the first driving member 11 passes through spline
It is connected with shaft 21；Second driving member 12, is connected with the first driving member 11, and the first driving member 11 can drive second
Driving member 12 rotates.Wherein, the second driving member 12 is for driving valve to rotate.
Specifically, the first driving member 11 can be set to worm screw, sets the second driving member 12 to turbine, the of worm screw
There is spline, the end of shaft 21 there is keyway, spline to be used to be connected with keyway for one end.Pass through matching for spline and keyway
It closes, it can be achieved that axial movement and torque of the shaft 21 with worm screw are transmitted.
In the present embodiment, actuator further includes：First elastic component 50, one end and the transmission mechanism 10 of the first elastic component 50
It abuts, the other end of the first elastic component 50 is abutted with man-operated mechanism 20.Such first elastic component 50 can be to transmission mechanism 10 and hand
Motivation structure 20 applies the active force being located remotely from each other can be in the first elastic component 50 when retaining mechanism 30 is moved to open position
The separation of transmission mechanism 10 and man-operated mechanism 20 is realized under elastic reaction.Such setting can make when not needing manual operation mode
Transmission mechanism 10 and man-operated mechanism 20 disconnect, and prevent transmission mechanism 10 from driving man-operated mechanism 20 to rotate in rotation, improve
Safety.
In the present embodiment, actuator further includes：Driving mechanism 60 rotates, driving mechanism for drive transmission device 10
60 have the third place being drivingly connected with transmission mechanism 10 and the 4th position disconnected with transmission mechanism 10；Work as man-operated mechanism
20 be located at first position when, driving mechanism 60 is located at the 4th position；When man-operated mechanism 20 is located at the second position, driving mechanism 60
Positioned at the third place.Driving mechanism 60 can be electric transmission or hydraulic drive, such as motor, and the automatic dynamic of actuator is achieved
Make.Technical solution through this embodiment can realize actuator manual by the cooperation of driving mechanism 60 and man-operated mechanism 20
Switch between operation mode and automatic operation mode.
As shown in figure 3, in the present embodiment, actuator further includes：Clutch 70, driving mechanism 60 by clutch 70 with
Transmission mechanism 10 connects or disconnects, and clutch 70 includes the first clutch part 71 and the second clutch part 72 that can be connected and detach,
First clutch part 71 is connect with transmission mechanism 10, and the second clutch part 72 is connect with driving mechanism 60, when man-operated mechanism 20 is located at the
When one position, man-operated mechanism 20 detaches the second clutch part 72 with the first clutch part 71.It can be realized and be passed by clutch 70 in this way
Motivation structure 10 is connected or separated with driving mechanism 60.
In order to improve the safety of actuator, when the torque that clutch 70 is born is more than predetermined value, the first clutch part 71
With the 72 opposite sliding of the second clutch part or separation.Transmission mechanism 10 and driving mechanism 60 can be divided when torque is excessive in this way
From so as to protect driving mechanism 60.
In the present embodiment, actuator further includes：Second elastic component 80, one end and the second clutch part of the second elastic component 80
72 abut, and the other end of the second elastic component 80 is abutted with driving mechanism 60.Such second elastic component 80 can be to the second clutch part
72 apply the active force towards the first clutch part 71.71 He of the first clutch part can be realized when man-operated mechanism 20 is located at the second position
Second connection automatically of clutch part 72, to realize the connection of driving mechanism 60 and transmission mechanism 10, and can ensure connection
Reliability.
In the present embodiment, transmission mechanism 10 include be connected the first driving member 11 and the second driving member 12, first
Driving member 11 can drive the second driving member 12 to rotate, and the first driving member 11 is hollow structure；Man-operated mechanism 20 further includes shaft
21 and mandril 22, the first end and shaft 21 of the first driving member 11 are detachably connectable, the second end of the first driving member 11 and driving
Mechanism 60 is detachably connectable, and one end of mandril 22 is connect with shaft 21, and mandril 22 is threaded through in the first driving member 11,21 energy of shaft
Enough mandril 22 is driven to move axially, when man-operated mechanism 20 is located at first position, the other end of mandril 22 is abutted with driving mechanism 60
Driving mechanism 60 to be detached with the first driving member 11.During man-operated mechanism 20 is moved to first position in this way, mandril 22
It is moved to driving mechanism 60, the power applied by mandril 22 can detach driving mechanism 60 with the first driving member 11.Specifically, lead to
The first clutch part 71 and the second clutch part 72 can be detached by crossing mandril 22.Actuator achievable in this way is in manual operation mode and certainly
Switch between dynamic operation mode, is convenient for the operation of actuator.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
It should be noted that term used herein above is merely to describe specific implementation mode, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or combination thereof.
Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments
It is not limited the scope of the invention up to formula and numerical value.Simultaneously, it should be appreciated that for ease of description, attached each portion shown in the drawings
The size divided not is to be drawn according to actual proportionate relationship.For technology, side known to person of ordinary skill in the relevant
Method and equipment may be not discussed in detail, but in the appropriate case, and the technology, method and apparatus should be considered as authorizing explanation
A part for book.In shown here and discussion all examples, any occurrence should be construed as merely illustrative, and
Not by way of limitation.Therefore, the other examples of exemplary embodiment can have different values.It should be noted that：Similar label
Similar terms are indicated in following attached drawing with letter, therefore, once it is defined in a certain Xiang Yi attached drawing, then subsequent attached
It need not be further discussed in figure.
In the description of the present invention, it is to be understood that, the noun of locality such as " front, rear, top, and bottom, left and right ", " it is laterally, vertical,
Vertically, the orientation or positional relationship indicated by level " and " top, bottom " etc. is normally based on orientation or position shown in the drawings and closes
System, is merely for convenience of description of the present invention and simplification of the description, in the absence of explanation to the contrary, these nouns of locality do not indicate that
Signified device or element must have a particular orientation or with specific azimuth configuration and operations with hint, therefore cannot manage
Solution is limiting the scope of the invention；The noun of locality " inside and outside " refers to inside and outside the profile relative to each component itself.
For ease of description, herein can with use space relative terms, as " ... on ", " in ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure
Except different direction in use or operation.For example, if the device in attached drawing is squeezed, it is described as " in other devices
It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and
" in ... lower section " two kinds of orientation.The device can also other different modes positioning (be rotated by 90 ° or be in other orientation), and
And respective explanations are made to the opposite description in space used herein above.
Furthermore, it is necessary to which explanation, limits parts, it is only for be convenient for using the words such as " first ", " second "
Corresponding parts are distinguished, do not have Stated otherwise such as, there is no particular meanings for above-mentioned word, therefore should not be understood as to this
The limitation of invention protection domain.
Claims (13)
1. a kind of actuator, which is characterized in that including：
Transmission mechanism (10)；
Man-operated mechanism (20), for driving the transmission mechanism (10) to rotate, the man-operated mechanism (20) has and the transmission
The first position that mechanism (10) is drivingly connected and the second position disconnected with the transmission mechanism (10)；
Retaining mechanism (30), the retaining mechanism (30) have locked position and open position；
When the man-operated mechanism (20) is located at the first position, the retaining mechanism (30) be located at the locked position to prevent
Only the man-operated mechanism (20) detaches with the transmission mechanism (10)；
When the man-operated mechanism (20) is located at the second position, the retaining mechanism (30) is located at the open position.
2. actuator according to claim 1, which is characterized in that the man-operated mechanism (20) includes shaft (21), described
Shaft (21) is rotatable and axial movement, when the man-operated mechanism (20) is located at the first position, the shaft (21) and
The transmission mechanism (10) is drivingly connected, and the retaining mechanism (30) is contacted with the shaft (21) to prevent the shaft (21)
It is relatively moved with the transmission mechanism (10).
3. actuator according to claim 2, which is characterized in that the actuator further includes shell (40), the locking
Mechanism (30) is movably disposed on the shell (40), and the shaft (21) is arranged on the shell (40), described turn
There is groove (211), when the shaft (21) is located at the first position, the retaining mechanism on the excircle of axis (21)
(30) it is caught in the groove (211).
4. actuator according to claim 3, which is characterized in that the groove (211) is annular, the retaining mechanism
(30) include：
Connector (31) is arranged on the shell (40)；
Shackle member (32) is movably disposed on the connector (31), and the shackle member (32) is used for and the groove
(211) it is clamped.
5. actuator according to any one of claim 1 to 4, which is characterized in that the retaining mechanism (30) is push-and-pull
Formula electromagnet, the push-pull electromagnet can switch between the locked position and the open position, and described push away
Pull-type electromagnet can be maintained at the locked position or the open position.
6. actuator according to claim 2, which is characterized in that the transmission mechanism (10) includes：
The first end of first driving member (11), first driving member (11) is connected by spline and the shaft (21)；
Second driving member (12), is connected with first driving member (11), and first driving member (11) can drive institute
State the second driving member (12) rotation.
7. actuator according to claim 6, which is characterized in that first driving member (11) be worm screw, described second
Driving member (12) is turbine, and there is the first end of the worm screw spline, the end of the shaft (21) to have keyway, the spline
For being connected with the keyway.
8. actuator according to claim 1, which is characterized in that the actuator further includes：
One end of first elastic component (50), first elastic component (50) is abutted with the transmission mechanism (10), first bullet
The other end of property part (50) is abutted with the man-operated mechanism (20).
9. actuator according to claim 1, which is characterized in that the actuator further includes：
Driving mechanism (60), for driving the transmission mechanism (10) to rotate, the driving mechanism (60) has and the transmission
The third place and the 4th position disconnected with the transmission mechanism (10) that mechanism (10) is drivingly connected；
When the man-operated mechanism (20) is located at the first position, the driving mechanism (60) is located at the 4th position；
When the man-operated mechanism (20) is located at the second position, the driving mechanism (60) is located at the third place.
10. actuator according to claim 9, which is characterized in that the actuator further includes：
Clutch (70), the driving mechanism (60) are connect or are broken with the transmission mechanism (10) by the clutch (70)
It opens, the clutch (70) includes the first clutch part (71) that can be connected and detach and the second clutch part (72), and described first
Clutch part (71) is connect with the transmission mechanism (10), and second clutch part (72) connect with the driving mechanism (60), when
When the man-operated mechanism (20) is located at the first position, the man-operated mechanism (20) by second clutch part (72) with it is described
First clutch part (71) detaches.
11. actuator according to claim 10, which is characterized in that when the torque that the clutch (70) is born is more than pre-
When definite value, first clutch part (71) and second clutch part (72) sliding or separation relatively.
12. actuator according to claim 10, which is characterized in that the actuator further includes：
Second elastic component (80), one end of second elastic component (80) are abutted with second clutch part (72), and described second
The other end of elastic component (80) is abutted with the driving mechanism (60).
13. actuator according to claim 9, which is characterized in that
The transmission mechanism (10) includes the first driving member (11) being connected and the second driving member (12), first transmission
Part (11) can drive second driving member (12) to rotate, and first driving member (11) is hollow structure；
The man-operated mechanism (20) further includes shaft (21) and mandril (22), the first end of first driving member (11) with it is described
Shaft (21) is detachably connectable, and the second end and the driving mechanism (60) of first driving member (11) are detachably connectable, institute
The one end for stating mandril (22) is connect with the shaft (21), and the mandril (22) is threaded through in first driving member (11), institute
Stating shaft (21) can drive the mandril (22) to move axially, when the man-operated mechanism (20) is located at the first position, institute
It states the other end of mandril (22) and the driving mechanism (60) is abutted with by the driving mechanism (60) and first driving member
(11) it detaches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810393716.0A CN108413114B (en) | 2018-04-27 | 2018-04-27 | Actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810393716.0A CN108413114B (en) | 2018-04-27 | 2018-04-27 | Actuator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108413114A true CN108413114A (en) | 2018-08-17 |
| CN108413114B CN108413114B (en) | 2020-03-17 |
Family
ID=63136891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810393716.0A Expired - Fee Related CN108413114B (en) | 2018-04-27 | 2018-04-27 | Actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108413114B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2103582C1 (en) * | 1996-05-05 | 1998-01-27 | Открытое акционерное общество "Пензтяжпромарматура" | Electric motor drive with hand-operated stand-by |
| CN203686300U (en) * | 2014-01-24 | 2014-07-02 | 浙江澳翔自控科技有限公司 | Manual and electric automatic clutch mechanism of electric actuator |
| CN204573298U (en) * | 2015-04-27 | 2015-08-19 | 浙江申仪自控阀门有限公司 | A kind of Pneuamtic actuator for valve |
| JP2016160969A (en) * | 2015-02-27 | 2016-09-05 | 日本ギア工業株式会社 | Electric valve actuator |
| CN206656008U (en) * | 2017-04-07 | 2017-11-21 | 常州诚磊阀门科技有限公司 | A kind of valve actuating device |
-
2018
- 2018-04-27 CN CN201810393716.0A patent/CN108413114B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2103582C1 (en) * | 1996-05-05 | 1998-01-27 | Открытое акционерное общество "Пензтяжпромарматура" | Electric motor drive with hand-operated stand-by |
| CN203686300U (en) * | 2014-01-24 | 2014-07-02 | 浙江澳翔自控科技有限公司 | Manual and electric automatic clutch mechanism of electric actuator |
| JP2016160969A (en) * | 2015-02-27 | 2016-09-05 | 日本ギア工業株式会社 | Electric valve actuator |
| CN204573298U (en) * | 2015-04-27 | 2015-08-19 | 浙江申仪自控阀门有限公司 | A kind of Pneuamtic actuator for valve |
| CN206656008U (en) * | 2017-04-07 | 2017-11-21 | 常州诚磊阀门科技有限公司 | A kind of valve actuating device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108413114B (en) | 2020-03-17 |
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Granted publication date: 20200317 |