CN105952948A - Electric actuator with multiple connecting sleeve structure - Google Patents
Electric actuator with multiple connecting sleeve structure Download PDFInfo
- Publication number
- CN105952948A CN105952948A CN201610517959.1A CN201610517959A CN105952948A CN 105952948 A CN105952948 A CN 105952948A CN 201610517959 A CN201610517959 A CN 201610517959A CN 105952948 A CN105952948 A CN 105952948A
- Authority
- CN
- China
- Prior art keywords
- worm
- wheel shaft
- shaft
- bearing block
- housing
- 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.)
- Pending
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
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/047—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor characterised by mechanical means between the motor and the valve, e.g. lost motion means reducing backlash, clutches, brakes or return means
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The invention belongs to the technical field of electric actuators and particularly relates to an electric actuator with a multiple connecting sleeve structure. The electric actuator comprises a worm shaft, a bearing block and an actuator casing, wherein a worm gear is fixedly arranged on the worm shaft in a sleeving manner; a through hole is formed in the worm shaft along a central shaft; an axial positioning sleeve is fixedly arranged in the actuator casing; the upper end of the worm shaft is arranged in the axial positioning sleeve; a deep groove ball bearing is fixedly arranged in the bearing block; the lower end of the worm shaft is arranged in the deep groove ball bearing; and a clip key is arranged on the inner wall of the lower end of the worm shaft. The electric actuator further comprises a connecting sleeve; a key groove matched with the clip key is formed in the connecting sleeve; the connecting sleeve is detachably arranged in the through hole of the worm shaft through the key groove; and connecting flanges are separately arranged on the actuator casing and the bearing block, are relatively arranged and are in sealed and fastened connection through a pin and a screw. The electric actuator also comprises a worm; and the worm is meshed with the worm gear and is driven by a motor.
Description
Technical field
The invention belongs to YE technical field, particularly relate to the YE of a kind of versatility connecting jacket structure.
Background technology
YE is a kind of driving means being provided that straight line or rotary motion, and its basic actuator is for valve
Driving to standard-sized sheet or fully closed position, the actuator for control valve can accurately make valve go to any position.Electronic
It is provided with adapter sleeve corresponding with valve rod on executor, makes executor be connected with valve rod by adapter sleeve, thus by executor's
Driving force is transferred to valve rod, thus controls the folding of valve.
Existing executor not only structure is complicated, and the adapter sleeve of same executor can only be carried out even with the valve rod of a kind of model
Connect, thus cause poor for applicability, inconvenient maintenance, manufacturing cost are the highest.
Therefore, a kind of simple in construction of necessary R & D design, the suitability is strong, be easy to the YE of maintenance.
Summary of the invention
The present invention solves technical problem present in known technology and a kind of simple in construction is provided, the suitability is strong, adapter sleeve can
Change, be easy to the YE of the versatility connecting jacket structure of maintenance.
The present invention solves that technical problem is adopted the technical scheme that present in known technology: a kind of versatility connects noose
The YE of structure includes worm-wheel shaft, bearing block and executor's housing；On the outer wall of described worm-wheel shaft, fixed cover is provided with worm gear,
Worm-wheel shaft offers through hole along central shaft；It is fixedly installed axial positioning sleeve, the upper end peace of worm-wheel shaft in described executor's housing
It is contained in axial positioning sleeve；Being installed with deep groove ball bearing in described bearing block, the lower end of worm-wheel shaft is arranged on deep-groove ball axle
In holding, the lower end of worm-wheel shaft is also equipped with oil sealing element；It is provided with card key on the lower end inner wall of described worm-wheel shaft, also includes even
Female connector, adapter sleeve is provided with the keyway matched with card key, and adapter sleeve is detachably arranged in the logical of worm-wheel shaft by keyway
In hole；Being provided with flange connector on described executor's housing and bearing block, the flange connector of the two is oppositely arranged, and passes through
Pin and screw carry out sealing and are fastenedly connected；Also including worm screw, worm and wheel is meshed, and described worm screw is driven by motor；
The top of described executor's housing offers oil filler, and oil filler is provided with corresponding plug cock.
Advantages of the present invention and good effect be: described adapter sleeve is detachably arranged in the through hole of worm-wheel shaft by keyway arrangements
In, therefore can be changed the adapter sleeve of different model by card bond structure, be attached with the valve rod realized with different model,
The versatility of executor is higher；When adapter sleeve damages, it is possible to the adapter sleeve of damage is disassembled, the adapter sleeve more renewed
Up, easy to maintenance, significantly reduce the cost of maintenance simultaneously.
Preferably: above and below described deep groove ball bearing, be separately installed with shaft retaining ring and lower shaft retaining ring.
Preferably: the upper port closure element of described through hole seals.
Preferably: the lower section of described adapter sleeve is provided with shaft retaining ring and axially positions.
Preferably: between described executor's housing and the flange connector of bearing block, be provided with O RunddichtringO.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
In figure: 1, executor's housing；2, housing cavity；3, closure element；4, axial positioning sleeve；5, worm screw；6、
Worm-wheel shaft；7, screw；8, bearing block；9, shaft retaining ring；10, card key；11, adapter sleeve；12, oil sealing element；13、
Lower shaft retaining ring；14, pin；15, O RunddichtringO；16, deep groove ball bearing；17, upper shaft retaining ring；18, oil filler.
Detailed description of the invention
For the summary of the invention of the present invention, feature and effect can be further appreciated that, hereby enumerate following example and describe in detail as follows:
Referring to Fig. 1, the present invention includes worm-wheel shaft 6, bearing block 8 and executor's housing 1；The outer wall of described worm-wheel shaft 6
Upper fixed cover is provided with worm gear, and worm-wheel shaft 6 offers through hole along central shaft；It is fixedly installed in described executor's housing 1 axially
Positioning sleeve 4, the upper end of worm-wheel shaft 6 is arranged in axial positioning sleeve 4；It is installed with deep-groove ball axle in described bearing block 8
Holding 16, the lower end of worm-wheel shaft 6 is arranged in deep groove ball bearing 16, and the lower end of worm-wheel shaft 6 is also equipped with oil sealing element 12；
It is provided with card key 10 on the lower end inner wall of described worm-wheel shaft 6, also includes adapter sleeve 11, adapter sleeve 11 is provided with and card key
10 keyways matched, adapter sleeve 11 is detachably arranged in the through hole of worm-wheel shaft 6 by keyway；Described executor's shell
Being provided with flange connector on body 1 and bearing block 8, the flange connector of the two is oppositely arranged, and by pin 14 and screw
7 carry out sealing is fastenedly connected；Also including that worm screw 5, worm screw 5 are meshed with worm gear, described worm screw 5 is driven by motor；Institute
The top stating executor's housing 1 offers oil filler 18, and oil filler 18 is provided with corresponding plug cock.
In the present embodiment, above and below described deep groove ball bearing 16, it is separately installed with shaft retaining ring 17 and lower shaft retaining ring
13。
In the present embodiment, the upper port closure element 3 of described through hole seals.
In the present embodiment, the lower section of described adapter sleeve 11 is provided with shaft retaining ring 9 and axially positions.
In the present embodiment, between described executor's housing 1 and the flange connector of bearing block 8, it is provided with O RunddichtringO 15.
The present invention not only simple in construction but also the suitability are strong, convenient when special item quickly reach user's each side demand,
Cost is easily fabricated while reducing, it is simple to maintenance is changed.
Claims (5)
1. the YE of a versatility connecting jacket structure, it is characterised in that: include worm-wheel shaft (6), bearing block (8)
With executor's housing (1)；On the outer wall of described worm-wheel shaft (6), fixed cover is provided with worm gear, and worm-wheel shaft (6) is along central shaft
Offer through hole；Axial positioning sleeve (4), the upper end of worm-wheel shaft (6) it is fixedly installed in described executor's housing (1)
It is arranged in axial positioning sleeve (4)；Deep groove ball bearing (16), worm-wheel shaft it is installed with in described bearing block (8)
(6) lower end is arranged in deep groove ball bearing (16), and the lower end of worm-wheel shaft (6) is also equipped with oil sealing element (12)；
It is provided with card key (10) on the lower end inner wall of described worm-wheel shaft (6), also includes adapter sleeve (11), adapter sleeve (11)
On be provided with the keyway matched with card key (10), adapter sleeve (11) is detachably arranged in worm-wheel shaft (6) by keyway
Through hole in；It is provided with flange connector, the flange connector of the two on described executor's housing (1) and bearing block (8)
It is oppositely arranged, and carries out sealing be fastenedly connected by pin (14) and screw (7)；Also include worm screw (5), worm screw
(5) being meshed with worm gear, described worm screw (5) is driven by motor；The top of described executor's housing (1) offers and adds
Hydraulic fluid port (18), oil filler is provided with corresponding plug cock on (18).
The YE of a kind of versatility connecting jacket structure the most as claimed in claim 1, it is characterised in that: described deeply
Shaft retaining ring (17) and lower shaft retaining ring (13) it is separately installed with above and below ditch ball bearing (16).
The YE of a kind of versatility connecting jacket structure the most as claimed in claim 2, it is characterised in that: described logical
Upper port closure element (3) in hole seals.
The YE of a kind of versatility connecting jacket structure the most as claimed in claim 3, it is characterised in that: described company
The lower section of female connector (11) is provided with shaft retaining ring (9) and axially positions.
The YE of a kind of versatility connecting jacket structure the most as claimed in claim 4, it is characterised in that hold described in:
O RunddichtringO (15) it is provided with between the flange connector of row device housing (1) and bearing block (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610517959.1A CN105952948A (en) | 2016-06-30 | 2016-06-30 | Electric actuator with multiple connecting sleeve structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610517959.1A CN105952948A (en) | 2016-06-30 | 2016-06-30 | Electric actuator with multiple connecting sleeve structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105952948A true CN105952948A (en) | 2016-09-21 |
Family
ID=56902211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610517959.1A Pending CN105952948A (en) | 2016-06-30 | 2016-06-30 | Electric actuator with multiple connecting sleeve structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105952948A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2929402Y (en) * | 2006-07-14 | 2007-08-01 | 徐太明 | Connector for executor and valve |
| CN201412588Y (en) * | 2009-06-03 | 2010-02-24 | 浙江罗托克执行器有限公司 | Straight travel transmission device of electric valve actuator |
| 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 |
| EP2436964A2 (en) * | 2010-09-30 | 2012-04-04 | Samson AG | Positioning device for regulating a fluid flow |
| JP2013224708A (en) * | 2012-04-23 | 2013-10-31 | Saginomiya Seisakusho Inc | Motor-operated valve |
| CN204437454U (en) * | 2015-02-13 | 2015-07-01 | 浙江澳翔自控科技有限公司 | A kind of straight journey mechanism of many revolution electric actuator |
| CN105391239A (en) * | 2015-12-11 | 2016-03-09 | 天津市津达执行器有限公司 | New structure electric actuator |
| CN205896336U (en) * | 2016-06-30 | 2017-01-18 | 天津市津达执行器有限公司 | Electric actuator of versatility adapter sleeve structure |
-
2016
- 2016-06-30 CN CN201610517959.1A patent/CN105952948A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2929402Y (en) * | 2006-07-14 | 2007-08-01 | 徐太明 | Connector for executor and valve |
| CN201412588Y (en) * | 2009-06-03 | 2010-02-24 | 浙江罗托克执行器有限公司 | Straight travel transmission device of electric valve actuator |
| 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 |
| EP2436964A2 (en) * | 2010-09-30 | 2012-04-04 | Samson AG | Positioning device for regulating a fluid flow |
| JP2013224708A (en) * | 2012-04-23 | 2013-10-31 | Saginomiya Seisakusho Inc | Motor-operated valve |
| CN204437454U (en) * | 2015-02-13 | 2015-07-01 | 浙江澳翔自控科技有限公司 | A kind of straight journey mechanism of many revolution electric actuator |
| CN105391239A (en) * | 2015-12-11 | 2016-03-09 | 天津市津达执行器有限公司 | New structure electric actuator |
| CN205896336U (en) * | 2016-06-30 | 2017-01-18 | 天津市津达执行器有限公司 | Electric actuator of versatility adapter sleeve structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160921 |
|
| RJ01 | Rejection of invention patent application after publication |