CN104315237A - Partially rotary type valve electric device - Google Patents
Partially rotary type valve electric device Download PDFInfo
- Publication number
- CN104315237A CN104315237A CN201410419508.5A CN201410419508A CN104315237A CN 104315237 A CN104315237 A CN 104315237A CN 201410419508 A CN201410419508 A CN 201410419508A CN 104315237 A CN104315237 A CN 104315237A
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- China
- Prior art keywords
- gear
- electric device
- bearing
- rotary type
- shaft
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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
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
- F16K31/535—Mechanical actuating means with toothed gearing for rotating valves
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear Transmission (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention discloses a partially rotary type valve electric device. The partially rotary type valve electric device is characterized in that an input gear is integrally arranged on an input shaft, wherein the input gear is meshed with a first transmission gear; the first transmission gear fixedly sleeves an intermediate shaft; an intermediate gear is integrally arranged on the intermediate shaft and meshed with a second transmission gear; the second transmission gear fixedly sleeves an worm; first bearings are arranged on the input shaft, the intermediate shaft and the worm; second bearings are arranged at the two ends of the second transmission gear. The partially rotary type valve electric device has the advantages as follows: 1. three-stage speed reducing transmission is implemented by two-stage gear transmission and one-stage worm transmission, so that the torque transmission efficiency is higher, and the maximal output torque is larger; 2. the bearings are arranged at the two ends of the second transmission gear, so as to further ensure the coaxial requirement between the second transmission gear and the worm, enable the transmission to be more stable, lower the failure rate, and prolong the service life.
Description
Technical field
The present invention relates to a kind of electric device for valve, be specifically related to a kind of part rotary type electric device for valve.
Background technique
Part rotary type electric device for valve a kind ofly controls the electronic product that butterfly valve, ball valve, stopcock etc. make 90 ° of turning valve switches.
Along with the development of Chinese valve industry, large size valve continues to bring out, in order to operation convenience, usually limit to large input torque, but existing part rotary type electric device for valve is all add second-stage worm gear gearing down by one-level gear, the moment of torsion transmission efficiency of worm and gear is low, and its max. output torque is difficult to reach requirement, and in moment of torsion transmittance process, worm screw coaxality is poor, easily occurs rocking, and causes transmission unstable, easily break down, working life is low.
Summary of the invention
In order to overcome the deficiency of background technique, the invention provides a kind of moment of torsion transmission efficiency high, transmit part rotary type electric device for valve that is stable, high life.
The technical solution adopted in the present invention: a kind of part rotary type electric device for valve, comprises main box body, the reduction gears mechanism connected successively, worm screw, worm gear, output shaft; Described reduction gears mechanism comprises gear-box and is arranged on input shaft, jack shaft, the first driving gear, the second driving gear in gear-box; Described input shaft is integrally formed with input gear, and described input gear is meshed with the first driving gear, and described first driving gear fixed cover is located on jack shaft; Described jack shaft is integrally formed with intermediate gear, and described intermediate gear is meshed with the second driving gear, and described second driving gear fixed cover is located at worm screw; Described input shaft, jack shaft, worm screw are provided with clutch shaft bearing, and described second driving gear two ends are provided with the second bearing.
Described clutch shaft bearing is rolling bearing, and the second bearing is plane bearing.
Clutch shaft bearing on described input shaft is separately positioned on the end positions of input gear.
Described worm screw two ends are also provided with the 3rd bearing.
Described 3rd bearing is conical surface bearing.
Described input shaft is arranged on the top of main box body.
The invention has the beneficial effects as follows:
1, realize three grades of gearing down by two-stage gear transmission and first-stage worm gear transmission, moment of torsion transmission efficiency is higher, and max. output torque is larger;
2, bearing is set at the second driving gear two ends, further ensure that the coaxality requirement between the second driving gear and worm screw, make transmission more stable, reduce rate of fault, improve working life.
Accompanying drawing explanation
Fig. 1 is embodiment of the present invention structural representation.
1-main box body in figure, 2-input shaft, 3-input gear, 4-jack shaft, 5-intermediate gear, 6-first driving gear, 7-second driving gear, 8-worm screw, 9-worm gear, 10-output shaft, 11-rolling bearing, 12-plane bearing, 13-conical surface bearing, 14-gear-box.
Embodiment
Below in conjunction with accompanying drawing, embodiments of the present invention is further illustrated: as shown in the figure:
A kind of part rotary type electric device for valve, comprises main box body 1, the reduction gears mechanism connected successively, worm screw 8, worm gear 9, output shaft 10; Described reduction gears mechanism comprises gear-box 14 and is arranged on input shaft 2, jack shaft 4, first driving gear 6, second driving gear 7 in gear-box 14; Described input shaft 2 is integrally formed with input gear 3, and described input gear 3 is meshed with the first driving gear 6, and described first driving gear 6 fixed cover is located on jack shaft 4; Described jack shaft 4 is integrally formed with intermediate gear 5, and described intermediate gear 5 is meshed with the second driving gear 7, and described second driving gear 7 fixed cover is located on worm screw 8; Input shaft by input gear 3, first driving gear 6, jack shaft 4, intermediate gear 5, second driving gear 7, worm screw 8, worm gear 9 step by step deceleration transmitting torque to output shaft 10, two-stage gear transmission and first-stage worm gear transmission realize three grades of gearing down, moment of torsion transmission efficiency is higher, and max. output torque is larger.
Described input shaft 2, jack shaft 4, worm screw 8 are provided with rolling bearing 11, described second driving gear 7 two ends are provided with plane bearing 12, rolling bearing 11 make input shaft 2, jack shaft 4, worm screw 8 transmission more stable, plane bearing 12 ensure that the coaxality requirement between the second driving gear and worm screw, make transmission more stable, reduce rate of fault, improve working life.
Wherein, the rolling bearing 11 on described input shaft 2 is separately positioned on the end positions of input gear 3, ensures that input is stable further.
Described worm screw 8 two ends are also provided with conical surface bearing 13, worm screw 8 in transmission process, easily occur left and right stressed rock please, the structure of duplex bearing, guarantee worm screw 8 stress equalization, transmission is more larger.
In addition, described input shaft 2 is arranged on the top of main box body 1, makes overall structure more reasonable, compact.
Claims (6)
1. a part rotary type electric device for valve, is characterized in that: comprise main box body (1), the reduction gears mechanism connected successively, worm screw (8), worm gear (9), output shaft (10);
Described reduction gears mechanism comprises gear-box (14) and is arranged on input shaft (2), jack shaft (4), the first driving gear (6), the second driving gear (7) in gear-box (14);
Described input shaft (2) is integrally formed with input gear (3), described input gear (3) is meshed with the first driving gear (6), and described first driving gear (6) fixed cover is located on jack shaft (4);
Described jack shaft (4) is integrally formed with intermediate gear (5), and described intermediate gear (5) is meshed with the second driving gear (7), and described second driving gear (7) fixed cover is located on worm screw (8);
Described input shaft (2), jack shaft (4), worm screw (8) are provided with clutch shaft bearing, and described second driving gear (7) two ends are provided with the second bearing.
2. part rotary type electric device for valve according to claim 1, is characterized in that: described clutch shaft bearing is rolling bearing (11), and the second bearing is plane bearing (12).
3. part rotary type electric device for valve according to claim 2, is characterized in that: the clutch shaft bearing on described input shaft (2) is separately positioned on the end positions of input gear (3).
4. part rotary type electric device for valve according to claim 1, is characterized in that: described worm screw (8) two ends are also provided with the 3rd bearing.
5. part rotary type electric device for valve according to claim 4, is characterized in that: described 3rd bearing is conical surface bearing (13).
6. part rotary type electric device for valve according to claim 4, is characterized in that: described input shaft (2) is arranged on the top of main box body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410419508.5A CN104315237A (en) | 2014-08-25 | 2014-08-25 | Partially rotary type valve electric device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410419508.5A CN104315237A (en) | 2014-08-25 | 2014-08-25 | Partially rotary type valve electric device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104315237A true CN104315237A (en) | 2015-01-28 |
Family
ID=52370513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410419508.5A Pending CN104315237A (en) | 2014-08-25 | 2014-08-25 | Partially rotary type valve electric device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104315237A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106402468A (en) * | 2016-12-05 | 2017-02-15 | 常熟市虞菱机械有限责任公司 | Three-level transmission multi-rotation valve manual drive device |
| CN111219520A (en) * | 2020-03-13 | 2020-06-02 | 大亚木业（肇庆）有限公司 | PLC-based electric valve control system and use method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3949626A (en) * | 1974-07-24 | 1976-04-13 | Quaker City Gear Works, Inc. | Differential gear system and actuator assembly |
| ES2258404B1 (en) * | 2005-02-14 | 2007-03-16 | Accesorios Y Elevadores Valencia, S.L. | MOTORCYCLE-PNEUMATIC REDUCER. |
| CN203051923U (en) * | 2013-01-25 | 2013-07-10 | 金成辉 | Planar double-enveloping ring surface worm drive pair of valve |
| CN103615590A (en) * | 2013-12-04 | 2014-03-05 | 天津富赛克流体控制设备有限公司 | Worm wheel and worm driving device |
| CN203532930U (en) * | 2013-10-16 | 2014-04-09 | 常熟市虞菱机械有限责任公司 | Partial rotating valve three-level manual driving device |
-
2014
- 2014-08-25 CN CN201410419508.5A patent/CN104315237A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3949626A (en) * | 1974-07-24 | 1976-04-13 | Quaker City Gear Works, Inc. | Differential gear system and actuator assembly |
| ES2258404B1 (en) * | 2005-02-14 | 2007-03-16 | Accesorios Y Elevadores Valencia, S.L. | MOTORCYCLE-PNEUMATIC REDUCER. |
| CN203051923U (en) * | 2013-01-25 | 2013-07-10 | 金成辉 | Planar double-enveloping ring surface worm drive pair of valve |
| CN203532930U (en) * | 2013-10-16 | 2014-04-09 | 常熟市虞菱机械有限责任公司 | Partial rotating valve three-level manual driving device |
| CN103615590A (en) * | 2013-12-04 | 2014-03-05 | 天津富赛克流体控制设备有限公司 | Worm wheel and worm driving device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106402468A (en) * | 2016-12-05 | 2017-02-15 | 常熟市虞菱机械有限责任公司 | Three-level transmission multi-rotation valve manual drive device |
| CN111219520A (en) * | 2020-03-13 | 2020-06-02 | 大亚木业（肇庆）有限公司 | PLC-based electric valve control system and use method thereof |
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| 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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150128 |