CN203395329U - Manual-operation and electric-operation automatic conversion device of electric actuator - Google Patents
Manual-operation and electric-operation automatic conversion device of electric actuator Download PDFInfo
- Publication number
- CN203395329U CN203395329U CN201320381938.3U CN201320381938U CN203395329U CN 203395329 U CN203395329 U CN 203395329U CN 201320381938 U CN201320381938 U CN 201320381938U CN 203395329 U CN203395329 U CN 203395329U
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- China
- Prior art keywords
- manual
- electric
- cam
- bearing pin
- automatic conversion
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- Expired - Fee Related
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- Mechanical Operated Clutches (AREA)
Abstract
The utility model provides a manual-operation and electric-operation automatic conversion device of an electric actuator. The manual-operation and electric-operation automatic conversion device comprises an integral manual pin shaft, a cam and a handle sheath, wherein the handle sheath is arranged below an operating handle of the integral manual pin shaft, and the cam is arranged below the handle sheath. The manual-operation and electric-operation automatic conversion device of the electric actuator, which is disclosed by the utility model, has the beneficial effects that the original extremely-low-efficiency manner that a hand wheel is pulled outwards to be in a manual operation and is pushed inwards to be in an electric operation is changed, and the automatic conversion of the manual operation and the electric operation is finished by directly utilizing a manner that the cam drives a worm to drive an output shaft of the worm, so that the working efficiency is improved, and the personal safety of field operators is guaranteed; the manual-operation and electric-operation automatic conversion device has the advantages that the structure is simple, the number of components is small, the detachment and the daily maintenance are convenient, the floor space is small, the machining cost is low, the working efficiency is high and the like.
Description
Technical field
The utility model belongs to clutch change-over device field, especially relates to a kind of manual and electronic automatic switching control equipment of electric actuator.
Background technique
In electric valve actuator, be equipped with electric and manual manipulation COMM communication, for when electronic do-part cannot be worked, carry out manual manual control.In prior art, for the electric actuator with automatic clutch function, it is possible needing for some reason to convert back manual mode, but transfer process is more loaded down with trivial details, common mode of operation is that handwheel pulls out as manually-operable, pushes as electric operating, directly drive worm screw to drive turbine output shaft, there is inefficiency in this operation, the increasing that takes up room, and be not easy to the technical problems such as regular maintenance.
Summary of the invention
Problem to be solved in the utility model be to provide a kind of electric actuator simple in structure, easy to use manually with electronic automatic switching control equipment, be particluarly suitable for having in the electric actuator of clutch function and use.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of manual and electronic automatic switching control equipment of electric actuator, comprise the manual bearing pin of one, cam and handle cover, the below that is positioned at operating grip on the manual bearing pin of described one is provided with described handle cover, and the below of described handle cover is provided with described cam.
Further, described cam is provided with support, and described support is provided with torsion spring, and described support and torsion spring are fixed on cam by cam bearing pin, described cam by jackscrew, be fixed on the manual bearing pin of one and with vertical setting of the manual bearing pin of one; Described handle cover comprises sheath shell, in described sheath shell, be provided with extension spring support, described extension spring support is provided with extension spring, described extension spring is fixed by screws on extension spring support, described sheath shell is rotatably connected by key and the manual bearing pin of one, the below of described sheath shell is provided with disc spring gear pad, the below of described disc spring gear pad is provided with gear pad, position for positioning sheath housing, described gear pad is provided with plain cushion, described plain cushion is provided with bullet pad, and described gear pad, plain cushion and bullet pad are connected by the manual bearing pin of screw and one.
Further, the connecting part of the upper end of described sheath shell and the manual bearing pin of one is provided with lip-type packing, solves the problem of sealing.
Advantage and the good effect that the utlity model has are: owing to adopting technique scheme, having changed former efficient lower handwheel pulls out as manually-operable, push as electric operating, directly by actuated by cams worm screw, drive the mode of the output shaft of turbine, complete the manual and electronic automatic switchover of electric actuator, improve working efficiency, guaranteed site operation personnel's personal safety; Have simple in structure, component are few, easy accessibility, be convenient to regular maintenance, take up room little, processing cost is low, working efficiency advantages of higher.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure:
1, the manual bearing pin 2 of one, cam 3, support
4, torsion spring 5, cam bearing pin 6, jackscrew
7, sheath shell 8, extension spring support 9, extension spring
10, screw 11, key 12, disc spring gear pad
13, gear pad 14, plain cushion 15, bullet pad
16, lip-type packing
Embodiment
As shown in Figure 1, manual and the electronic automatic switching control equipment of a kind of electric actuator of the utility model, comprise the manual bearing pin 1 of one, cam 2 and handle cover, the below that is positioned at operating grip on the manual bearing pin 1 of described one is provided with described handle cover, and the below of described handle cover is provided with described cam 2.
Described cam 2 is provided with support 3, and described support 3 is provided with torsion spring 4, and described support 3 and torsion spring 4 are fixed on cam 2 by cam bearing pin 5, described cam 2 by jackscrew 6, be fixed on the manual bearing pin 1 of one and with the vertical setting of the manual bearing pin 1 of one, described handle cover comprises sheath shell 7, in described sheath shell 7, be provided with extension spring support 8, described extension spring support 8 is provided with extension spring 9, described extension spring 9 is fixed on extension spring support 8 by screw 10, described sheath shell 7 is rotatably connected by key 11 and the manual bearing pin 1 of one, the below of described sheath shell 7 is provided with disc spring gear pad 12, the below of described disc spring gear pad 12 is provided with gear pad 13, position for positioning sheath housing 7, described gear pad 13 is provided with plain cushion 14, described plain cushion 14 is provided with bullet pad 15, described gear pad 13, plain cushion 14 is connected by the manual bearing pin 1 of screw 10 and one with bullet pad 15.
Further, the connecting part of the manual bearing pin 1 of the upper end of described sheath shell 7 and one is provided with lip-type packing 16, solves the problem of sealing, and the utility model can refill and be fitted in casing after case assembled in vitro.
The working procedure of this example: described cam 2 is connected with the slide block in casing, by the elevating control hand control and automation state of slide block, slide block rises to manual mode, cam and slide block depart from for motoring condition, when needing manually-operable, depress integrated handle bearing pin 1 and coil to start to take turns and hang up clutch, realize manual mode, while needing electric operating, as long as starting electrical machinery handwheel moment throws off automatically, the manual bearing pin 1 of one is got back to electronic position automatically, reaches motor drive condition (handwheel is in neutral gear position), and has realized manual and electrically operated automatic switchover.
Above an embodiment of the present utility model is had been described in detail, but described content is only preferred embodiment of the present utility model, can not be considered to for limiting practical range of the present utility model.All equalization variations of doing according to the utility model application range and improvement etc., within all should still belonging to patent covering scope of the present utility model.
Claims (3)
- An electric actuator manually with electronic automatic switching control equipment, it is characterized in that: comprise the manual bearing pin of one, cam and handle cover, the below that is positioned at operating grip on the manual bearing pin of described one is provided with described handle cover, and the below of described handle cover is provided with described cam.
- A kind of electric actuator according to claim 1 manually with electronic automatic switching control equipment, it is characterized in that: described cam is provided with support, described support is provided with torsion spring, described support and torsion spring are fixed on cam by cam bearing pin, described cam by jackscrew, be fixed on the manual bearing pin of one and with vertical setting of the manual bearing pin of one; Described handle cover comprises sheath shell, in described sheath shell, be provided with extension spring support, described extension spring support is provided with extension spring, described extension spring is fixed by screws on extension spring support, and described sheath shell is rotatably connected by key and the manual bearing pin of one, and the below of described sheath shell is provided with disc spring gear pad, the below of described disc spring gear pad is provided with gear pad, described gear pad is provided with plain cushion, and described plain cushion is provided with bullet pad, and described gear pad, plain cushion and bullet pad are connected by the manual bearing pin of screw and one.
- 3. the manual and electronic automatic switching control equipment of a kind of electric actuator according to claim 2, is characterized in that: the connecting part of the upper end of described sheath shell and the manual bearing pin of one is provided with lip-type packing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320381938.3U CN203395329U (en) | 2013-06-28 | 2013-06-28 | Manual-operation and electric-operation automatic conversion device of electric actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320381938.3U CN203395329U (en) | 2013-06-28 | 2013-06-28 | Manual-operation and electric-operation automatic conversion device of electric actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203395329U true CN203395329U (en) | 2014-01-15 |
Family
ID=49906862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320381938.3U Expired - Fee Related CN203395329U (en) | 2013-06-28 | 2013-06-28 | Manual-operation and electric-operation automatic conversion device of electric actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203395329U (en) |
-
2013
- 2013-06-28 CN CN201320381938.3U patent/CN203395329U/en not_active Expired - Fee Related
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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: 20140115 Termination date: 20160628 |