CN104500824B - A kind of intelligent valve executor - Google Patents
A kind of intelligent valve executor Download PDFInfo
- Publication number
- CN104500824B CN104500824B CN201410821424.4A CN201410821424A CN104500824B CN 104500824 B CN104500824 B CN 104500824B CN 201410821424 A CN201410821424 A CN 201410821424A CN 104500824 B CN104500824 B CN 104500824B
- Authority
- CN
- China
- Prior art keywords
- chassis
- travel
- ing rest
- executor
- screw mandrel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- 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
- F16K31/53—Mechanical actuating means with toothed gearing
- F16K31/54—Mechanical actuating means with toothed gearing with pinion and rack
-
- 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
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
-
- 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
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0025—Electrical or magnetic means
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Indication Of The Valve Opening Or Closing Status (AREA)
- Transmission Devices (AREA)
Abstract
nullThe invention discloses a kind of intelligent valve executor，Including executor's mounting seat，Driving motor it is provided with in mounting seat、Display screen，Motor is driven to drive the positive and negative rotation of adjusting screw by travelling gear，Regulation screw mandrel band ovable valve stem moves up and down，It is additionally provided with travel(l)ing rest in described mounting seat，Regulation screw mandrel coordinates driving travel(l)ing rest to lift by the regulation screw thread on the body of rod with travelling gear，Regulation screw mandrel is spacing fixing by limited support and travel(l)ing rest，Described travel(l)ing rest includes A chassis、B chassis、C chassis，A chassis、B chassis、Fixed by connection post between C chassis，It is provided with butterfly spring group between the C chassis of mounting seat and travel(l)ing rest，Device for detecting distance of travel it is provided with on travel(l)ing rest、Distance caging device，The present invention not only efficiently solves existing executor by being judged the aperture of valve by the adjustable height of regulation screw mandrel，And after efficiently solving stroke detection inefficacy，Operate at motor always，When reaching defined position，Easily executor's gear and motor are damaged or abrasion，Reduce executor's precision and life-span，The problem that seriously may damage executor.
Description
Technical field
The present invention relates to valve arrangement technical field, be specifically related to a kind of intelligent valve executor.
Background technology
Valve is in fluid system, be used for controlling the direction of fluid, pressure, the device of flow be make pipe arrangement and equipment in
Medium (liquid, gas, powder) flow or stop and controlling the device of its flow.The purposes of valve is widely, therefore
Its role is also the biggest, and executor is as the indispensable parts of control valve, and executor is in automatic control system
Actuator and control valve assembly.Its effect in automatic control system is to accept to carry out the signal that self tuning regulator sends, with
It, in the position of process pipeline and characteristic, regulates the flow of processing medium, thus by controlled numerical control system required by production process
In the range of, when existing executor runs, generally judged the aperture of valve by the adjustable height of screw mandrel, not only can not be straight
The aperture of the reaction valve seen, and precision is the poorest, requires exquisite system especially for aperture, and existing executor has met
Not high-precision requirement, and once stroke lost efficacy, and motor can run always, when arriving summit, easily executor's gear
And motor is damaged or abrasion, reduces executor's precision and life-span, seriously may damage executor.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of valve actuator arranging position-limit mechanism, and the present invention not only has
Imitate the aperture solving existing executor by being judged valve by the adjustable height of regulation screw mandrel, and efficiently solve row
After journey detection was lost efficacy, operate at motor always, when reaching defined position, easily executor's gear and motor are damaged or mill
Damage, reduce executor's precision and life-span, the problem that seriously may damage executor.
The present invention is achieved through the following technical solutions:
A kind of intelligent valve executor, including executor's mounting seat (1), mounting seat is provided with driving motor on (1)
(2), display screen (11), drive motor (2) by travelling gear (3) drive regulation screw mandrel (4) positive and negative rotation, regulation screw mandrel (4)
Band ovable valve stem moves up and down, it is characterised in that: it is additionally provided with travel(l)ing rest (5), regulation screw mandrel (4) in described mounting seat (1)
Coordinating driving travel(l)ing rest (5) to lift by the regulation screw thread on the body of rod with travelling gear (3), regulation screw mandrel (4) is by spacing
Support (6) is spacing with travel(l)ing rest (5) fixing, and described travel(l)ing rest (5) includes A chassis (51), B chassis (52), C chassis
(53), fixing by connecting post (7) between A chassis (51), B chassis (52), C chassis (53), mounting seat (1) and travel(l)ing rest
(5) it is provided with butterfly spring group (10) between C chassis (53), travel(l)ing rest (5) is provided with device for detecting distance of travel (8), OK
Journey stopping means (9)；
Described device for detecting distance of travel (8) includes spur rack (81), gear (82) and angular transducer (83), gear (82)
With spur rack (81) engaged transmission, the central shaft (85) that gear (82) is arranged by fixed support (84) and angular transducer (83)
Synchronous axial system, angular transducer (83) electrically connects with display screen (11)；
Described distance caging device (9) includes upper limit detection switch (91), lower limit detection switch (92), and upper limit is examined
Slowdown monitoring switch (91), lower limit detection switch (92) are connected by mounting bracket (12) and mounting seat (1) are fixing.
The further Technological improvement plan of the present invention is:
The gear (82) of described device for detecting distance of travel (8), angular transducer (83) are propped up with movable by fixed support (84)
A chassis (51) upper surface on frame (5) top is fixing to be connected, and spur rack (81) is fixed with A chassis (51) upper surface by securing member
Connect.
The further Technological improvement plan of the present invention is:
Upper limit detection switch (91) of described distance caging device (9), lower limit detection switch (92) are respectively arranged at B
The top on chassis (52) and bottom, the contact head of upper limit detection switch (91), lower limit detection switch (92) and B chassis
(52) EDGE CONTACT connects.
The further Technological improvement plan of the present invention is:
Described limited support (6) includes that one group of cylindrical guides (61) Symmetrical vertical is arranged at regulation screw mandrel (4) both sides, circle
Fixed by spacing contiguous block (62) between cylindricality guide pillar (61), the square spacing hole that spacing contiguous block (62) is arranged by middle part
(63) squared ends with regulation screw mandrel (4) is mated fixing.
The present invention compared with prior art, has a following obvious advantage:
One, the present invention by arranging stroke detection mechanism at travel(l)ing rest top, and by angular transducer by transmission number
According to being directly transmitted to display terminal, not only significantly improve the intuitive of valve opening data, and improve the control of valve opening
Precision processed.
Two, the present invention arranges upper and lower spacing detection switch in the upper and lower part, travel(l)ing rest chassis of existing executor, when
Stroke detection mechanism runs when transfiniting, and when travel(l)ing rest runs to specify position under screw mandrel drives, touches corresponding spacing inspection
Slowdown monitoring switch, controls the rotation of motor, not only increases the control valve rod precision of executor, extend the service life of executor,
And also save the labor intensity of operating personnel
Three, the present invention by arranging limited support in regulation screw mandrel both sides, the not transmission with gear drive of fixing screw mandrel, from
And drive the elevating movement of travel(l)ing rest, thus coordinate position-limit mechanism, testing agency's operation.
Accompanying drawing explanation
Fig. 1 is present configuration schematic diagram one；
Fig. 2 is structural scheme of mechanism two of the present invention；
Fig. 3 is the present invention spacing connecting block structure schematic diagram.
Detailed description of the invention
As shown in Figure 1, 2, 3, the present invention includes executor's mounting seat 1, mounting seat 1 is provided with driving motor 2, shows
Display screen 11, drives motor 2 to drive the regulation positive and negative rotation of screw mandrel 4, regulation screw mandrel 4 band ovable valve stem to move up and down by travelling gear 3,
Being additionally provided with travel(l)ing rest 5 in described mounting seat 1, regulation screw mandrel 4 is coordinated with travelling gear 3 by the regulation screw thread on the body of rod
Driving travel(l)ing rest 5 to lift, regulation screw mandrel 4 is spacing fixing by limited support 6 and travel(l)ing rest 5, and described travel(l)ing rest 5 includes
A chassis 51, B chassis 52, C chassis 53, fixing by connecting post 7 between A chassis 51, B chassis 52, C chassis 53, mounting seat 1
And it is provided with butterfly spring group 10 between the C chassis 53 of travel(l)ing rest 5, travel(l)ing rest 5 is provided with device for detecting distance of travel 8, OK
Journey stopping means 9；
Described device for detecting distance of travel 8 includes spur rack 81, gear 82 and angular transducer 83, gear 82 and spur rack 81
Engaged transmission, gear 82 passes through central shaft 85 and angular transducer 83 synchronous axial system, the angular transducer that fixed support 84 is arranged
83 electrically connect with display screen 11；
Described distance caging device 9 includes upper limit detection switch 91, lower limit detection switch 92, upper limit detection switch
91, lower limit detection switch 92 is connected by mounting bracket 12 is fixing with mounting seat 1.
The gear 82 of described device for detecting distance of travel 8, angular transducer 83 are by fixed support 84 and travel(l)ing rest 5 top
A chassis 51 upper surface is fixing to be connected, and spur rack 81 is connected by securing member and A chassis 51 upper surface are fixing.
The upper limit detection switch 91 of described distance caging device 9, lower limit detection switch 92 are respectively arranged at B chassis 52
Top and bottom, upper limit detection switch 91, lower limit detection switch 92 contact head with B chassis 52 EDGE CONTACT even
Connect.
Described limited support 6 includes that one group of cylindrical guides 61 Symmetrical vertical is arranged at regulation screw mandrel 4 both sides, and cylinder is led
Fixed by spacing contiguous block 62 between post 61, the square spacing hole 63 that spacing contiguous block 62 is arranged by middle part and regulation screw mandrel
The squared ends coupling of 4 is fixing.
Technological means disclosed in the present invention program is not limited only to the technological means disclosed in above-mentioned embodiment, also includes
The technical scheme being made up of above technical characteristic combination in any.It should be pointed out that, for those skilled in the art
For, under the premise without departing from the principles of the invention, it is also possible to make some improvements and modifications, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (4)
1. an intelligent valve executor, including executor's mounting seat (1), mounting seat is provided with driving motor on (1)
(2), display screen (11), drive motor (2) by travelling gear (3) drive regulation screw mandrel (4) positive and negative rotation, regulation screw mandrel (4)
Band ovable valve stem moves up and down, it is characterised in that: it is additionally provided with travel(l)ing rest (5), regulation screw mandrel (4) in described mounting seat (1)
Coordinating driving travel(l)ing rest (5) to lift by the regulation screw thread on the body of rod with travelling gear (3), regulation screw mandrel (4) is by spacing
Support (6) is spacing with travel(l)ing rest (5) fixing, and described travel(l)ing rest (5) includes A chassis (51), B chassis (52), C chassis
(53), fixing by connecting post (7) between A chassis (51), B chassis (52), C chassis (53), mounting seat (1) and travel(l)ing rest
(5) it is provided with butterfly spring group (10) between C chassis (53), travel(l)ing rest (5) is provided with device for detecting distance of travel (8), OK
Journey stopping means (9)；
Described device for detecting distance of travel (8) includes spur rack (81), gear (82) and angular transducer (83), and gear (82) is with straight
Tooth bar (81) engaged transmission, the central shaft (85) that gear (82) is arranged by fixed support (84) is Tong Bu with angular transducer (83)
Rotating, angular transducer (83) electrically connects with display screen (11)；
Described distance caging device (9) includes that upper limit detection switch (91), lower limit detection switch (92), upper limit detection are opened
Close (91), lower limit detection switch (92) is connected by mounting bracket (12) and mounting seat (1) are fixing.
A kind of intelligent valve executor the most according to claim 1, it is characterised in that: described device for detecting distance of travel (8)
Gear (82), angular transducer (83) are fixed by A chassis (51) upper surface of fixed support (84) with travel(l)ing rest (5) top
Connecting, spur rack (81) is connected by securing member and A chassis (51) upper surface are fixing.
A kind of intelligent valve executor the most according to claim 1 and 2, it is characterised in that: described distance caging device (9)
Upper limit detection switch (91), lower limit detection switch (92) be respectively arranged at top and bottom, the upper limit on B chassis (52)
Position detection switch (91), the contact head of lower limit detection switch (92) are connected with B chassis (52) EDGE CONTACT.
A kind of intelligent valve executor the most according to claim 1 and 2, it is characterised in that: described limited support (6) includes
One group of cylindrical guides (61) Symmetrical vertical is arranged at regulation screw mandrel (4) both sides, by spacing company between cylindrical guides (61)
Connect block (62) to fix, the square spacing hole (63) that spacing contiguous block (62) is arranged by middle part and the square end regulating screw mandrel (4)
Portion's coupling is fixing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410821424.4A CN104500824B (en) | 2014-12-26 | 2014-12-26 | A kind of intelligent valve executor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410821424.4A CN104500824B (en) | 2014-12-26 | 2014-12-26 | A kind of intelligent valve executor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104500824A CN104500824A (en) | 2015-04-08 |
| CN104500824B true CN104500824B (en) | 2016-12-07 |
Family
ID=52942256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410821424.4A Expired - Fee Related CN104500824B (en) | 2014-12-26 | 2014-12-26 | A kind of intelligent valve executor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104500824B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106226046B (en) * | 2016-07-12 | 2019-03-26 | 中国矿业大学 | A kind of poppet spool valve vibration test system and method |
| CN107013734B (en) * | 2017-06-02 | 2023-08-25 | 陈丽端 | Electric valve opening and closing protector |
| CN111494734A (en) * | 2018-02-05 | 2020-08-07 | 赵明洁 | Clinical intelligent thoracic drainage device |
| CN113756971A (en) * | 2021-09-02 | 2021-12-07 | 宁波协诚电动工具有限公司 | Electric actuator gear wear control method and device and electric actuator |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0005016A1 (en) * | 1978-04-04 | 1979-10-31 | Rotork Limited | An electric switch control unit, more particularly for electric motor driven actuators |
| CN2242474Y (en) * | 1995-01-11 | 1996-12-11 | 刘吉旺 | Mechanism for telling the position of straight-movement electric actuator |
| EP1279876A1 (en) * | 2001-07-25 | 2003-01-29 | McIntosh, Douglas S | Actuator for control valves |
| CN201258999Y (en) * | 2008-08-01 | 2009-06-17 | 常州电站辅机总厂有限公司 | Adjustment straight-stroke valve actuator |
| CN202599384U (en) * | 2012-05-04 | 2012-12-12 | 芜湖恒隆汽车转向系统有限公司 | Detector for jerk value of gear rack meshing |
| CN103411011A (en) * | 2013-07-15 | 2013-11-27 | 济南大学 | Intelligent linear stroke electric actuating mechanism |
| CN204477463U (en) * | 2014-12-26 | 2015-07-15 | 沃尔达环境技术江苏股份有限公司 | A kind of intelligent valve final controlling element |
-
2014
- 2014-12-26 CN CN201410821424.4A patent/CN104500824B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0005016A1 (en) * | 1978-04-04 | 1979-10-31 | Rotork Limited | An electric switch control unit, more particularly for electric motor driven actuators |
| CN2242474Y (en) * | 1995-01-11 | 1996-12-11 | 刘吉旺 | Mechanism for telling the position of straight-movement electric actuator |
| EP1279876A1 (en) * | 2001-07-25 | 2003-01-29 | McIntosh, Douglas S | Actuator for control valves |
| CN201258999Y (en) * | 2008-08-01 | 2009-06-17 | 常州电站辅机总厂有限公司 | Adjustment straight-stroke valve actuator |
| CN202599384U (en) * | 2012-05-04 | 2012-12-12 | 芜湖恒隆汽车转向系统有限公司 | Detector for jerk value of gear rack meshing |
| CN103411011A (en) * | 2013-07-15 | 2013-11-27 | 济南大学 | Intelligent linear stroke electric actuating mechanism |
| CN204477463U (en) * | 2014-12-26 | 2015-07-15 | 沃尔达环境技术江苏股份有限公司 | A kind of intelligent valve final controlling element |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104500824A (en) | 2015-04-08 |
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Effective date of registration: 20170224 Address after: Jiangdong Road Jianye District of Nanjing City, Jiangsu province 210019 C Wanda Center No. 108 Room 501 Patentee after: Jiangsu Wo Hui Industrial Technology Group Limited Address before: 223900 Suqian city of Jiangsu province Shuang'gou Sihong Economic Development Zone No. 88 West Road Patentee before: WOERDA ENVIRONMENTAL TECHNOLOGY JIANGSU CO., LTD. |
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| 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: 20161207 Termination date: 20181226 |