CN201827498U - Shifting fork type actuator - Google Patents
Shifting fork type actuator Download PDFInfo
- Publication number
- CN201827498U CN201827498U CN2010205810657U CN201020581065U CN201827498U CN 201827498 U CN201827498 U CN 201827498U CN 2010205810657 U CN2010205810657 U CN 2010205810657U CN 201020581065 U CN201020581065 U CN 201020581065U CN 201827498 U CN201827498 U CN 201827498U
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- China
- Prior art keywords
- casing
- shifting fork
- chute
- locating piece
- fork
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- Expired - Fee Related
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Abstract
The utility model relates to a shifting fork type actuator which comprises a power mechanism, a shifting fork mechanism and an elastic resetting mechanism, wherein the shifting fork mechanism is arranged between the power mechanism and the elastic resetting mechanism; the shifting fork mechanism comprises a box body, a shifting fork, a guide block and a guide rod; the power mechanism is provided with a connecting rod which extends into the box body; the elastic resetting mechanism is provided with a pull rod which extends into the box body; the connecting rod and the pull rod are respectively in parallel with the guide rod and are fixedly connected with the guide block; the guide block can axially slide and locate in radial direction along the guide rod; the guide block is provided with a convex column; the shifting fork is provided with a shaft hole, a chute and switch positioning pieces; the convex column is adapted to the chute and can be arranged in the chute in a sliding way; limiting pieces are arranged on the positions of the box body which correspond to the switch positioning pieces; and the switch positioning pieces are respectively and vertically arranged with the corresponding limiting pieces. The technical scheme of the shifting fork type actuator has the effect of being longer in service life.
Description
Technical field
The utility model relates to the valve actuator apparatus field, is specifically related to a kind of fork type final controlling element.
Background technique
The fork type final controlling element that is used for angular travel valve devices such as ball valve, butterfly valve at present generally includes power mechanism, shifting fork mechanism and flexible restoring organ, shifting fork mechanism is arranged between power mechanism and the flexible restoring organ, shifting fork mechanism includes casing, shift fork, guide pad and guide rod, power mechanism is provided with the connecting rod that extends in the casing, flexible restoring organ is provided with the pull bar that extends in the casing, power mechanism rotates by the drive link shift fork, flexible restoring organ carries out reset operation to shift fork, drives the purpose that spool is opened or closed thereby reach.Yet, existing fork type final controlling element since these component assemble when complete, shift fork during tiltedly to structure and the spacing work of switch locating piece whole stressed greatly, shift fork locating point camber.This structure Design to the switch locating piece very large damage, bending are arranged, bad phenomenon such as skid, make unreasonable structure, thereby influence the working life of fork type final controlling element.
Summary of the invention
At the deficiency that prior art exists, the purpose of this utility model is to provide a kind of fork type final controlling element of longer service life.
For achieving the above object, the utility model provides following technological scheme: a kind of fork type final controlling element, comprise power mechanism, shifting fork mechanism and flexible restoring organ, shifting fork mechanism is arranged between power mechanism and the flexible restoring organ, shifting fork mechanism includes casing, shift fork, guide pad and guide rod, described power mechanism is provided with the connecting rod that extends in the casing, described flexible restoring organ is provided with the pull bar that extends in the casing, it is characterized in that: described connecting rod, pull bar is parallel with guide rod respectively and fixedlys connected setting with guide pad, described guide pad can be along the guide rod axial slip, radial location is provided with, described guide pad is provided with projection, described shift fork is provided with axis hole, chute and switch locating piece, described projection and chute are suitable and slidably be arranged in the chute, described casing is provided with bounding means to the inductive switch locating piece position, and described switch locating piece is vertical setting with corresponding bounding means respectively.
By adopting technique scheme, the switch locating piece with can be vertical setting respectively at corresponding bounding means, thereby make that the fork type final controlling element has effectively reduced damage, the bending of switch locating piece and bounding means when switching manipulation, bad phenomenon such as skid, and then make the longer service life of fork type final controlling element.
The utility model further is set to: described casing is provided with the adjusting bolt to the inductive switch locating piece position, and described adjusting bolt top extends in the casing, regulates bolt tail as for the casing outside, and described adjusting bolt top constitutes described bounding means.
By adopting technique scheme, can regulate bounding means by regulating bolt in the casing outside, thereby make to the adjusting of bounding means convenient effectively.
The utility model further is set to: described flexible restoring organ comprises spring strut, pull bar, and be arranged on spring and spring seat in the spring strut, be provided with pinboard between described casing and the spring strut, described casing is fixedlyed connected with pinboard respectively with spring strut.
By adopting technique scheme, when spring in the process of operation when noting abnormalities bad phenomenon, detachable cluster spring is changed, is keeped in repair.
Below in conjunction with accompanying drawing the utility model is further described.
Description of drawings
Fig. 1 is the utility model fork type actuator structure figure;
Fig. 2 is the A-A sectional view of Fig. 1.
Embodiment
Referring to accompanying drawing 1, accompanying drawing 2, the disclosed fork type final controlling element of the utility model, comprise power mechanism 1, shifting fork mechanism 2 and flexible restoring organ 3, shifting fork mechanism 2 is arranged between power mechanism 1 and the flexible restoring organ 3, shifting fork mechanism 2 includes casing 21, shift fork 22, guide pad 23 and guide rod 24, described power mechanism 1 is provided with the connecting rod 11 that extends in the casing 21, described flexible restoring organ 3 is provided with the pull bar 31 that extends in the casing 21, connecting rod 11, pull bar 31 is parallel with guide rod 24 respectively and fixedlys connected setting with guide pad 23, described guide pad 23 can be along guide rod 24 axial slips, radial location is provided with, described guide pad 23 is provided with projection 231, described shift fork 22 is provided with axis hole 221, chute 222 and switch locating piece 223, described projection 231 and chute 222 are suitable and slidably be arranged in the chute 222,21 pairs of inductive switch locating piece 223 positions of described casing are provided with bounding means 25, and described switch locating piece 223 is vertical setting with corresponding bounding means 25 respectively.Power mechanism 1 can be pneumatic or hydraulic type, and present embodiment power mechanism 1 comprises: end cap 14, cylinder barrel 12, piston 13 and piston rod, piston rod constitutes the connecting rod 11 of power mechanism 1.Shift fork 22 solid lines and dotted line are represented two states that open or close of shift fork 22 in the accompanying drawing 1.By adopting technique scheme, switch locating piece 223 with can be vertical setting respectively at corresponding bounding means 25, thereby make that the fork type final controlling element has effectively reduced damage, the bending of switch locating piece 223 and bounding means 25 when switching manipulation, bad phenomenon such as skid, and then make the longer service life of fork type final controlling element.Need to prove that herein technical solutions of the utility model shift fork 22 can the single piece type setting, preferred, present embodiment is set to two-piece type, and guide pad 23 is arranged between two of shift fork 22.
Technical solutions of the utility model further are provided with the adjusting bolt in 21 pairs of inductive switch locating piece 223 positions of casing, described adjusting bolt top extends in the casing 21, regulate bolt tail as for casing 21 outsides, described adjusting bolt top constitutes described bounding means 25.By adopting technique scheme, can regulate bounding means 25 by regulating bolt in casing 21 outsides, thereby make to the adjusting of bounding means 25 convenient effectively.
Present embodiment flexible restoring organ 3 comprises spring strut 32, pull bar 31, and be arranged on spring 33 and spring seat 34 in the spring strut 32, be provided with pinboard 4 between described casing 21 and the spring strut 32, described casing 21 is fixedlyed connected with pinboard 4 respectively with spring strut 32.By adopting technique scheme, when spring 33 in the process of operation when noting abnormalities bad phenomenon, detachable cluster spring is changed, is keeped in repair.
Claims (3)
1. fork type final controlling element, comprise power mechanism, shifting fork mechanism and flexible restoring organ, shifting fork mechanism is arranged between power mechanism and the flexible restoring organ, shifting fork mechanism includes casing, shift fork, guide pad and guide rod, described power mechanism is provided with the connecting rod that extends in the casing, described flexible restoring organ is provided with the pull bar that extends in the casing, it is characterized in that: described connecting rod, pull bar is parallel with guide rod respectively and fixedlys connected setting with guide pad, described guide pad can be along the guide rod axial slip, radial location is provided with, described guide pad is provided with projection, described shift fork is provided with axis hole, chute and switch locating piece, described projection and chute are suitable and slidably be arranged in the chute, described casing is provided with bounding means to the inductive switch locating piece position, and described switch locating piece is vertical setting with corresponding bounding means respectively.
2. fork type pneumatic actuator according to claim 1, it is characterized in that: described casing is provided with the adjusting bolt to the inductive switch locating piece position, described adjusting bolt top extends in the casing, regulates bolt tail as for the casing outside, and described adjusting bolt top constitutes described bounding means.
3. fork type pneumatic actuator according to claim 1 and 2, it is characterized in that: described flexible restoring organ comprises spring strut, pull bar, and be arranged on spring and spring seat in the spring strut, be provided with pinboard between described casing and the spring strut, described casing is fixedlyed connected with pinboard respectively with spring strut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205810657U CN201827498U (en) | 2010-10-28 | 2010-10-28 | Shifting fork type actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205810657U CN201827498U (en) | 2010-10-28 | 2010-10-28 | Shifting fork type actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201827498U true CN201827498U (en) | 2011-05-11 |
Family
ID=43966032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205810657U Expired - Fee Related CN201827498U (en) | 2010-10-28 | 2010-10-28 | Shifting fork type actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201827498U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102418796A (en) * | 2011-08-16 | 2012-04-18 | 湖南精正设备制造有限公司 | High-pressure plunger type pneumatic valve |
| CN102840375A (en) * | 2012-09-17 | 2012-12-26 | 成都迈可森流体控制设备有限公司 | Double orientation shifting fork transmission case |
| CN104791543A (en) * | 2015-04-21 | 2015-07-22 | 中国石油大学(北京) | Mechanical emergency shutdowm valve |
| CN105889497A (en) * | 2016-06-14 | 2016-08-24 | 扬州鑫源力合电力科技有限公司 | Shift fork gear shifting device of wire stretcher |
| CN105952954A (en) * | 2016-07-11 | 2016-09-21 | 苏州博合雅工程材料科技有限公司 | Efficient poking fork type pneumatic actuator |
| CN105952956A (en) * | 2016-07-11 | 2016-09-21 | 苏州博合雅工程材料科技有限公司 | Double-acting poking fork type pneumatic actuation mechanism |
| CN108119693A (en) * | 2017-12-26 | 2018-06-05 | 福斯流体控制（苏州）有限公司 | Modularization fork type pneumatic actuator |
| CN114072605A (en) * | 2020-05-29 | 2022-02-18 | 中国船舶重工集团公司第七一一研究所 | Rotary valve and control method |
-
2010
- 2010-10-28 CN CN2010205810657U patent/CN201827498U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102418796A (en) * | 2011-08-16 | 2012-04-18 | 湖南精正设备制造有限公司 | High-pressure plunger type pneumatic valve |
| CN102418796B (en) * | 2011-08-16 | 2013-08-14 | 湖南精正设备制造有限公司 | High-pressure plunger type pneumatic valve |
| CN102840375A (en) * | 2012-09-17 | 2012-12-26 | 成都迈可森流体控制设备有限公司 | Double orientation shifting fork transmission case |
| CN104791543A (en) * | 2015-04-21 | 2015-07-22 | 中国石油大学(北京) | Mechanical emergency shutdowm valve |
| CN104791543B (en) * | 2015-04-21 | 2017-03-15 | 中国石油大学(北京) | The urgent block valve of mechanical type |
| CN105889497A (en) * | 2016-06-14 | 2016-08-24 | 扬州鑫源力合电力科技有限公司 | Shift fork gear shifting device of wire stretcher |
| CN105952954A (en) * | 2016-07-11 | 2016-09-21 | 苏州博合雅工程材料科技有限公司 | Efficient poking fork type pneumatic actuator |
| CN105952956A (en) * | 2016-07-11 | 2016-09-21 | 苏州博合雅工程材料科技有限公司 | Double-acting poking fork type pneumatic actuation mechanism |
| CN108119693A (en) * | 2017-12-26 | 2018-06-05 | 福斯流体控制（苏州）有限公司 | Modularization fork type pneumatic actuator |
| CN114072605A (en) * | 2020-05-29 | 2022-02-18 | 中国船舶重工集团公司第七一一研究所 | Rotary valve and control method |
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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: 20110511 Termination date: 20181028 |