CN105003714A - Independent electronic final controlling element for linear stroke valve - Google Patents
Independent electronic final controlling element for linear stroke valve Download PDFInfo
- Publication number
- CN105003714A CN105003714A CN201510383398.6A CN201510383398A CN105003714A CN 105003714 A CN105003714 A CN 105003714A CN 201510383398 A CN201510383398 A CN 201510383398A CN 105003714 A CN105003714 A CN 105003714A
- Authority
- CN
- China
- Prior art keywords
- screw rod
- hole
- induction
- controlling element
- final controlling
- 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.)
- Withdrawn
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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
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/041—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves
- F16K31/043—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves characterised by mechanical means between the motor and the valve, e.g. lost motion means reducing backlash, clutches, brakes or return means
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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
- F16K31/50—Mechanical actuating means with screw-spindle or internally threaded actuating means
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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
- F16K31/53—Mechanical actuating means with toothed gearing
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electrically Driven Valve-Operating Means (AREA)
Abstract
The invention discloses an independent electronic final controlling element for a linear stroke valve. The independent electronic final controlling element comprises a housing, wherein a screw rod communicated with the linear stroke valve and a plurality of gears used for driving an ascending motion or a descending motion of the screw rod are arranged in the housing; an induction through hole is formed in the upper end of the screw rod; a photoelectric induction device matched with the induction through hole for use and used for positioning an original point of the screw rod is arranged in the housing; and when a photoelectric signal emitted by the photoelectric induction device is induced via the induction through hole, a position of the screw rod by this time is regarded as an original point position of a make-break operation stroke of the screw rod. The electronic final controlling element is simple in principle and high in control precision; through indirect control on the ascending and the descending of the screw rod, a product can be endowed with better universality and application degree; and theoretically, the linear stroke valves with the strokes being below 7mm can be controlled with the application of the electronic final controlling element.
Description
Technical field
The present invention relates to a kind of electronic actuators, be specially a kind of straight journey valve body electronics independence final controlling element.
Background technique
Final controlling element (Final Controlling Element) is receiving control information apply the device of control action to controll plant in automation equipment, also can be used as the instrument directly changing manipulated variable in control system forward path simultaneously.When being applied in straight journey valve body, in conjunction with necessary control system, it can realize the automatic control to valve body break-make.
But owing to adopting pure mechanical transmission structure, often control accuracy is not high for the existing electronic actuators being applied to valve body field, working life is not long, and requirement on machining accuracy is high, be unfavorable for producing and promote, simultaneously due to when producing, the model of this type electronic actuators and stroke are all fixing, make it can only be applicable to certain a specific straight journey valve body when applying, relevance grade and versatility are all poor.
So be necessary to carry out technological improvement to design a kind of highly versatile and the high electronics independence final controlling element of control accuracy for existing product.
Summary of the invention
In order to overcome above-mentioned deficiency of the prior art, the invention provides a kind of electronics independence final controlling element that can be applicable to straight journey valve body, advantages such as which solving electronic actuators poor universality in prior art, the defect that model is single, have that precision is high, highly versatile, easy and simple to handle and life-span are long.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of straight journey valve body electronics independence final controlling element, comprise housing, be provided with in described housing and be communicated with the screw rod of valve body and the some gears for the action of drive screw upstream or downstream, described screw rod upper end offers an induction through hole, be provided with in described housing with this induction through hole with the use of, for the photoelectric induction device of described screw rod original point position, when the photosignal that it is launched is sensed by induction through hole, the position of now screw rod is considered as the initial point position of its make-break operation stroke.
As the improvement of technique scheme, described photoelectric induction device comprises the photosignal transmitter and photoelectric signal receiver that are divided into screw rod both sides, when the photosignal of photosignal transmitter is responded to by photoelectric signal receiver by induction through hole, the position of now screw rod is considered as initial point position.
As the improvement of technique scheme, described gear comprises a counting gear, described counting gear is provided with counting hole, and described counting hole place correspondence is provided with photoelectric accounter, and it is by indirectly realizing the control to screw rod upstream or downstream stroke distances to the counting of the counting gear driving number of turns.
The beneficial effect that the present invention brings has:
This electronic actuators product is mainly applicable to straight journey valve body, its screw rod upstream or downstream can realize to valve body with this make-break operation under the effect of motor driving force, principle is simple and control accuracy is high, by the indirect control to screw rod uplink/downlink stroke distances, this product can be made to have versatility and relevance grade better, 7mm can apply this electronic actuators with the straight journey valve body of down stroke and controlled in theory, delicate structure of the present invention in addition, the high and longer service life of reliability.
Accompanying drawing explanation
Below in conjunction with drawings and the specific embodiments, the invention will be further described,
Accompanying drawing 1 is internal structure sectional view of the present invention;
Accompanying drawing 2 is partial structurtes sectional views of the present invention;
Accompanying drawing 3 is surface structure schematic diagram of the present invention.
Embodiment
With reference to accompanying drawing 1 to accompanying drawing 3, the present invention is a kind of electronics independence final controlling element being applicable to straight journey valve body, it comprises housing, housing is fixedly connected with by screw thread with the valve body of below, housing internal fixtion is provided with mainboard 3 and gear fixed plate 2 simultaneously, wherein, mainboard 3 is provided with motor 31, in valve body, also includes a through mainboard 3 and gear fixed plate 2, the screw rod 1 being communicated with valve body.
In the course of the work, motor 31 transmission makes the some pinion rotation be fixed on gear fixed plate 2, the latter provides driving force to make screw rod 1 upstream or downstream, the make-break operation to valve body is realized with this, specifically, screw rod 1 of the present invention action is straight up and down formula, and its upstream or downstream not rely on self to rotate and realize.
Simultaneously, above-mentioned screw rod 1 upper end offers an induction through hole 11, mainboard 3 is provided with this induction through hole 11 with the use of, for the photoelectric induction device of screw rod 1 original point position, concrete, photoelectric induction device comprises photosignal transmitter 32 and photoelectric signal receiver 33, the two is divided into the both sides that screw rod 1 responds to through hole 11, when the photosignal of photosignal transmitter 32 is correctly responded to by photoelectric signal receiver 33 by induction through hole 11, the position of now screw rod 1 is considered as initial point position, as starting point and the benchmark of screw rod 1 stroke.
Above-mentioned some gears comprise a counting gear 21, and this counting gear 21 is provided with counting hole, and counting hole place correspondence is provided with photoelectric accounter 22.Further, photoelectric accounter 22 and motor 31 are connected with PLC, corresponding to the straight journey valve body of different stroke, the number of turns that in PLC, predeterminable different counting gear 21 should rotate, by driving the counting of the number of turns to counting gear 21, indirectly realize the control to screw rod 1 upstream or downstream stroke distances.After being detected that by photoelectric accounter 22 counting gear 21 drives the number of turns to arrive predetermined amount, now screw rod 1 stroke has been considered as, and control motor 31 shuts down by PLC.
In actual applications, when after device power, first origin position detection will be carried out, if screw rod 1 is just positioned at initial point position, then controlled motor 31 by PLC, made screw rod 1 descending by gear drive, if screw rod 1 is not in initial point position, then first should carry out origin position calibration.After the photosensitive catoptric arrangement by photoelectric accounter 22 learns that counting gear 21 drives arrival predetermined amount, valve body make-break operation completes, and motor 31 shuts down, and equipment enters state of dormancy immediately.
But, for the lower subnormal use of support equipment, mainboard 3 should be fixed with some electric capacity 34, by the power down arousal function of electric capacity 34, screw rod 1 inverted running can be made after equipment dead electricity to return initial point position, this for raising equipment precision and working life all of great advantage.
Visible electronic actuators principle is simple and control accuracy is high, by the indirect control to screw rod 1 uplink/downlink, product can be made to have versatility and relevance grade better, and 7mm can apply this electronic actuators with the straight journey valve body of down stroke and controlled in theory.Delicate structure of the present invention, the high and longer service life of reliability.
It should be noted that, the above is preferred embodiment of the present invention, and the present invention is not limited to above-mentioned mode of execution, as long as it reaches technique effect of the present invention with identical means, all should belong to protection scope of the present invention.
Claims (3)
1. a straight journey valve body electronics independence final controlling element, comprises housing, is provided with and is communicated with the screw rod (1) of valve body and the some gears for drive screw (1) upstream or downstream action, it is characterized in that in described housing:
Described screw rod (1) upper end offers an induction through hole (11), be provided with in described housing with this induction through hole (11) with the use of, for the photoelectric induction device of described screw rod (1) original point position, when the photosignal that it is launched is sensed by induction through hole (11), the position of now screw rod (1) is considered as the initial point position of its make-break operation stroke.
2. a kind of straight journey valve body electronics independence final controlling element according to claim 1, it is characterized in that: described photoelectric induction device comprises the photosignal transmitter (32) and photoelectric signal receiver (33) that are divided into screw rod (1) both sides, when the photosignal of photosignal transmitter (32) is responded to by photoelectric signal receiver (33) by induction through hole (11), the position of now screw rod (1) is considered as initial point position.
3. a kind of straight journey valve body electronics independence final controlling element according to claim 1, it is characterized in that: described gear comprises a counting gear (21), described counting gear (21) is provided with counting hole, described counting hole place correspondence is provided with photoelectric accounter (22), and it is by indirectly realizing the control to screw rod (1) upstream or downstream stroke distances to the counting of counting gear (21) the driving number of turns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510383398.6A CN105003714A (en) | 2015-07-01 | 2015-07-01 | Independent electronic final controlling element for linear stroke valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510383398.6A CN105003714A (en) | 2015-07-01 | 2015-07-01 | Independent electronic final controlling element for linear stroke valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105003714A true CN105003714A (en) | 2015-10-28 |
Family
ID=54376501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510383398.6A Withdrawn CN105003714A (en) | 2015-07-01 | 2015-07-01 | Independent electronic final controlling element for linear stroke valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105003714A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105587917A (en) * | 2015-12-11 | 2016-05-18 | 天津市津达执行器有限公司 | Method for setting position stroke of electric actuating mechanism |
| CN106015688A (en) * | 2016-07-11 | 2016-10-12 | 乐清市奥格节能自控系统有限公司 | Electric actuator with universal connection function |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2343610Y (en) * | 1998-05-15 | 1999-10-13 | 王仁兴 | Electronic electric actuator for straight range regulating valve |
| CN2924216Y (en) * | 2006-06-30 | 2007-07-18 | 中山华帝燃具股份有限公司 | Electric-regulating gas flow valve gear |
| CN201739607U (en) * | 2010-01-04 | 2011-02-09 | 攀钢集团冶金工程技术有限公司 | Electric valve actuator |
| CN102401168A (en) * | 2011-11-18 | 2012-04-04 | 江苏络科阀门有限公司 | Linear-travel electric actuator with adjustable-travel mechanical limiting |
| CN102990185A (en) * | 2012-10-23 | 2013-03-27 | 廖怀宝 | Rotating shaft resetting method of automatic soldering robot |
| CN103225676A (en) * | 2013-04-23 | 2013-07-31 | 珠海艾迪西软件科技有限公司 | Gear type lifting-up-and-down driving structure |
| CN203792669U (en) * | 2014-04-04 | 2014-08-27 | 江苏永生电气有限公司 | Photoelectric induction control mold |
| CN204878962U (en) * | 2015-07-01 | 2015-12-16 | 珠海艾迪西软件科技有限公司 | Independent executor of linear motion valve body electron |
-
2015
- 2015-07-01 CN CN201510383398.6A patent/CN105003714A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2343610Y (en) * | 1998-05-15 | 1999-10-13 | 王仁兴 | Electronic electric actuator for straight range regulating valve |
| CN2924216Y (en) * | 2006-06-30 | 2007-07-18 | 中山华帝燃具股份有限公司 | Electric-regulating gas flow valve gear |
| CN201739607U (en) * | 2010-01-04 | 2011-02-09 | 攀钢集团冶金工程技术有限公司 | Electric valve actuator |
| CN102401168A (en) * | 2011-11-18 | 2012-04-04 | 江苏络科阀门有限公司 | Linear-travel electric actuator with adjustable-travel mechanical limiting |
| CN102990185A (en) * | 2012-10-23 | 2013-03-27 | 廖怀宝 | Rotating shaft resetting method of automatic soldering robot |
| CN103225676A (en) * | 2013-04-23 | 2013-07-31 | 珠海艾迪西软件科技有限公司 | Gear type lifting-up-and-down driving structure |
| CN203792669U (en) * | 2014-04-04 | 2014-08-27 | 江苏永生电气有限公司 | Photoelectric induction control mold |
| CN204878962U (en) * | 2015-07-01 | 2015-12-16 | 珠海艾迪西软件科技有限公司 | Independent executor of linear motion valve body electron |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105587917A (en) * | 2015-12-11 | 2016-05-18 | 天津市津达执行器有限公司 | Method for setting position stroke of electric actuating mechanism |
| CN106015688A (en) * | 2016-07-11 | 2016-10-12 | 乐清市奥格节能自控系统有限公司 | Electric actuator with universal connection function |
| CN106015688B (en) * | 2016-07-11 | 2018-06-26 | 乐清市奥格节能自控系统有限公司 | The Electric Actuator of omnipotent connection |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160224 Address after: 519170, Guangdong, Doumen District, Zhuhai Province dry town Toyama Industrial Zone, seagull bathroom Branch East of the workshop Applicant after: ZHUHAI EDISON INTELLIGENT HOUSEHOLD CO., LTD. Address before: 519075, Zhuhai District, Guangdong City, Doumen Province dry town seagull factory 16, 4 Applicant before: Zhuhai Aidixi Software Technology Co., Ltd. |
|
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20151028 |