CN205026182U - Valve actuating mechanism's manual, automatic switching device - Google Patents
Valve actuating mechanism's manual, automatic switching device Download PDFInfo
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- CN205026182U CN205026182U CN201520765984.2U CN201520765984U CN205026182U CN 205026182 U CN205026182 U CN 205026182U CN 201520765984 U CN201520765984 U CN 201520765984U CN 205026182 U CN205026182 U CN 205026182U
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- driving shaft
- axle bed
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- 238000006243 chemical reaction Methods 0.000 claims abstract description 21
- 230000001131 transforming effect Effects 0.000 claims description 31
- 238000012546 transfer Methods 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 6
- 239000004677 Nylon Substances 0.000 claims description 4
- 229920001778 nylon Polymers 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 9
- 238000002955 isolation Methods 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 abstract 1
- 238000003825 pressing Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
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- Mechanically-Actuated Valves (AREA)
Abstract
The utility model discloses a valve actuating mechanism's manual, automatic switching device belongs to valve actuator technical field, sets up between handle and automate ware, and the key lies in: include that the axle bed of being connected with the driving shaft and the handle of automate ware, the push rod spare that sets up on the axle bed reach the stop pin that has movement freedom between driving shaft and axle bed with the help of push rod spare. The utility model discloses an useful technological effect is: when the automate ware worked, stop pin and conversion round pin axle played the transmission moment of torsion in order to open the effect of closing the valve, and when the automate ware breaks down or need to safeguard, thereby press down or rotatory conversion push rod makes the stop pin leave driving shaft, the whole driving shaft isolation driving shaft that gets into of conversion round pin axle, and the valve can be realized opening or closing by the twist grip, whole device simple structure, compactness, with low costs.
Description
Technical field
The utility model belongs to valve actuator technical field, particularly relates to the conversion equipment of a kind of structure simply for changing between manual, auto state.
Background technique
Valve is the device for controlling fluid flow, along with the development of technology and the demand of automation, the basis of manually-operated gate installs the valve that recloser final controlling element becomes hand-operated and automatic form additional.And when automatic mode lost efficacy or under maintenance state, can be that manual mode carries out keying operation to valve by automatic mode switch, not affect normal manufacturing operation.
Application number be 200410098861.4 Chinese patent application disclose a kind of electric/manual mode switching device of valve open/close electric actuator, adopt two Worm Wheel Systems and supporting clutch to realize manually and automatically between conversion.
Application number be 201310437094.4 Chinese patent application to disclose in a kind of electric valve executing mechanism manually, electric switching device, also be the mode that have employed worm and gear and clutch realize manually automatically between switching, it devises COMM communication when running into fault, the rotatable handle of shake COMM communication, support lower end is made to be supported on the eccentric grove of worm gear, upper end supports on the clutch, and then lift clutch, dental inlay on it is meshed with the dental inlay on the manual drives part of manual actuator, then handwheel is rotated, band dynamic clutch rotates, final drive output shaft completes spinning movement, realize the open and close of valve.
All there is following technical problem in above COMM communication: adopt Worm Wheel System, realized manually by clutch again, automatically between switching, complex structure, cost are high and easily break down, once clutch breaks down, will directly affect equipment work, and be difficult to safeguard.
Summary of the invention
The technical problems to be solved in the utility model is to provide the manual of a kind of valve actuator, automatic transfer equipment, automatic executive device driving shaft and be fixed with handle axle bed between be provided with stop pin, stop pin to be positioned between driving shaft and axle bed thus the moment of torsion transmitted from driving shaft and open throttle down in automatic mode, in a manual mode, stop pin is shifted out from driving shaft for rotation or the transforming throwout lever pressed in push-rod assembly and entirety is spacing in axle bed and stop collar, driving shaft and axle bed are departed from, handle with sleeve reaches the object opening throttle down.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of manual, automatic transfer equipment of valve actuator, be arranged between handle and automatic executive device, key is: comprise be connected with the driving shaft of automatic executive device and handle axle bed, be arranged on the push-rod assembly on axle bed and there is by push-rod assembly the stop pin of one-movement-freedom-degree between driving shaft and axle bed.
Further, axle bed is provided with stop collar, is provided with stage clip in stop collar, stop pin is spacing between driving shaft and axle bed by stage clip.
Further, driving shaft is provided with radial direction through hole, axle bed is provided with the positioning hole supporting with radial direction through hole, stop pin is arranged between radial direction through hole and positioning hole, and described push-rod assembly comprises and is arranged on transforming throwout lever on axle bed and spacingly between radial direction through hole and positioning hole, has a conversion bearing pin of radially through hole one-movement-freedom-degree by transforming throwout lever.
Further, the described length of conversion bearing pin and the diameter of driving shaft matches, end is bulb shape.
Further, the end of described transforming throwout lever is spacing in the cavity of handle and free end protrudes from the end face of handle.
Further, handle is provided with the guide and limit groove of L shape or T-shaped, transforming throwout lever is fixed with the guide and limit pin matched with guide and limit groove.
Further, described transforming throwout lever through handle cavity and protrude from the end face of handle, transforming throwout lever is threaded with axle bed.
Further, the driving shaft of automatic executive device is positioned at the installation through hole of axle bed, is also provided with sliding set, between sliding set and axle bed, is provided with taper pin in the installation through hole of axle bed.
Further, between sliding set and driving shaft, nylon jacket is provided with.
Advantageous Effects of the present utility model is: when automatic executive device works, stop pin and conversion bearing pin play transmitting torque to open the effect of throttle down, when automatic executive device breaks down or need to safeguard time, pressing or rotation transforming throwout lever make stop pin leave driving shaft, conversion bearing pin entirety enters driving shaft thus isolation driving shaft, and rotatable handle can realize opening or closing valve; Whole apparatus structure is simple, compact, cost is low.
Below in conjunction with accompanying drawing, the utility model is described in detail.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model Two purpose valve switch actuator;
Fig. 2 is the sectional view of the utility model Two purpose valve switch actuator.
In the accompanying drawings: 1 is driving shaft, 2 is handles, and 2-1 is guide and limit groove, and 3 is axle beds, and 4 is stop pins, and 5 is conversion bearing pins, and 6 is transforming throwout levers, and 7 is stage clips, and 8 is stop collars, and 9 is sliding sets, and 10 is taper pins, and 11 is nylon jacket, and 12 is guide and limit pins.
Embodiment
See attached Fig. 1 and 2, the utility model provides a kind of manual, automatic transfer equipment of valve actuator, be arranged between handle 2 and automatic executive device, key is: comprise be connected with the driving shaft 1 of automatic executive device and handle 2 axle bed 3, be arranged on the push-rod assembly on axle bed 3 and there is by push-rod assembly the stop pin 4 of one-movement-freedom-degree between driving shaft 1 and axle bed 3.Stop pin 4 to be positioned between driving shaft 1 and axle bed 3 thus the moment of torsion transmitted from driving shaft 1 and open throttle down in automatic mode, in a manual mode, stop pin 4 is shifted out from driving shaft 1 for rotation or the transforming throwout lever 6 pressed in push-rod assembly and entirety is spacing in axle bed 3, driving shaft 1 and axle bed 3 are departed from, and handle with sleeve 2 reaches the object opening throttle down.
Axle bed 3 is provided with stop collar 8, in stop collar 8, is provided with stage clip 7.In automatic mode, stop pin 4 is spacing between driving shaft 1 and axle bed 3 by stage clip 7; Under manual mode, under push-rod assembly effect, stop pin 4 moves and final disengaging driving shaft 1 to stop collar 8.
Driving shaft 1 is provided with radial direction through hole, axle bed 3 is provided with the positioning hole supporting with radial direction through hole, in automatic mode, stop pin 4 is positioned between radial direction through hole and positioning hole under the effect of stage clip 7, and push-rod assembly comprises and is arranged on transforming throwout lever 6 on axle bed 3 and spacingly between radial direction through hole and positioning hole, has a conversion bearing pin 5 of radially through hole one-movement-freedom-degree by transforming throwout lever 6.The conversion length of the bearing pin 5 and diameter of driving shaft 1 matches, end is bulb shape.The end of transforming throwout lever 6 is spacing in the cavity of handle 2 and free end protrudes from the end face of handle 2.At this moment stop pin 4 and conversion bearing pin 5 all can play the effect of the moment of torsion transmitting driving shaft 1, under manual mode, the part that pressing transforming throwout lever 6 protrudes, make the other end of transforming throwout lever 6 head on conversion bearing pin 5 to move along the radial direction through hole of driving shaft 1 and then promote stop pin 4 and enter in axle bed 3, now change bearing pin 5 also entirety enter in driving shaft 1, thus realize departing between driving shaft 1 and axle bed 3, handle with sleeve 2 can realize manual unlocking throttle down.
For keeping manual mode, handle 2 being provided with the guide and limit groove 2-1 of L shape or T-shaped, transforming throwout lever 6 is fixed with the guide and limit pin 12 matched with guide and limit groove 2-1.After transforming throwout lever 6 pressing puts in place, rotate guide and limit pin 12 and make it spacing in the groove of guide and limit groove 2-1 other direction, thus the position determining transforming throwout lever 6 is in manual mode with guarantee.
The driving shaft 1 of automatic executive device is positioned at the installation through hole of axle bed 3, is also provided with the sliding set 9 be connected with valve rod, is provided with taper pin 10 between sliding set 9 and axle bed 3 in the installation through hole of axle bed 3.Rubbing for avoiding producing between driving shaft 1 and sliding set 9, between sliding set 9 and driving shaft 1, being provided with nylon jacket 11.
Conversion equipment of the present utility model is in the specific implementation: be first connected with the valve rod of valve by sliding set 9.Under automatic mode, under the effect of stage clip 7, stop pin 4 and conversion bearing pin 5 are all positioned between driving shaft 1 and axle bed 3, play the effect of transmitting torque.Automatic executive device drives driving shaft 1 rotate and then open or close valve.When automatic executive device breaks down or need to safeguard, need manually-operable to open or close valve.Now, need to isolate namely from being automatically converted to manual mode to driving shaft 1 and axle bed 3, now, pressing or rotation transforming throwout lever 6, make rationed marketing axle 4 leave driving shaft 1, conversion bearing pin 5 entirety enters in driving shaft 1, thus driving shaft 1 is isolated, handle with sleeve 2 can open or close valve.
In above embodiment, adopt between handle 2 with axle bed 3 and be threaded.Adopt between stop collar 8 with axle bed 3 and be threaded.Positioning hole on stop collar 8, driving shaft 1 and radial direction through hole and axle bed 3 and transforming throwout lever 6 can carry out the conversion of manauto pattern when being on same axis.
In the transformational structure of automatic-manual pattern, transforming throwout lever 6 can also be through the cavity of handle 2 and protrude from the end face of handle 2 and transforming throwout lever 6 is threaded with axle bed 3.Transforming throwout lever 6 is driven to move in axle bed 3 by rotating transforming throwout lever 6, transforming throwout lever 6 heads on conversion bearing pin 5 and moves along the radial direction through hole of driving shaft 1 and then promote stop pin 4 and enter in axle bed 3, now change bearing pin 5 also entirety enter in driving shaft 1, thus realize isolating between driving shaft 1 and axle bed 3, handle with sleeve 2 can realize manual unlocking throttle down.
Claims (9)
1. manual, the automatic transfer equipment of a valve actuator, be arranged between handle (2) and automatic executive device, it is characterized in that: comprise be connected with the driving shaft of automatic executive device (1) and handle (2) axle bed (3), be arranged on the push-rod assembly on axle bed (3) and there is by push-rod assembly the stop pin (4) of one-movement-freedom-degree between driving shaft (1) and axle bed (3).
2. manual, the automatic transfer equipment of valve actuator according to claim 1, it is characterized in that: on axle bed (3), be provided with stop collar (8), be provided with stage clip (7) in stop collar (8), stop pin (4) is spacing between driving shaft (1) and axle bed (3) by stage clip (7).
3. manual, the automatic transfer equipment of valve actuator according to claim 1, it is characterized in that: on driving shaft (1), be provided with radial direction through hole, axle bed (3) is provided with the positioning hole supporting with radial direction through hole, stop pin (4) is arranged between radial direction through hole and positioning hole, and described push-rod assembly comprises and is arranged on transforming throwout lever (6) on axle bed (3) and spacingly between radial direction through hole and positioning hole, has a conversion bearing pin (5) of radially through hole one-movement-freedom-degree by transforming throwout lever (6).
4. manual, the automatic transfer equipment of valve actuator according to claim 3, is characterized in that: the length of described conversion bearing pin (5) and the diameter of driving shaft (1) matches, end is bulb shape.
5. manual, the automatic transfer equipment of valve actuator according to claim 3, is characterized in that: the end of described transforming throwout lever (6) is spacing in the cavity of handle (2) and free end protrudes from the end face of handle (2).
6. manual, the automatic transfer equipment of valve actuator according to claim 5, it is characterized in that: the guide and limit groove (2-1) being provided with L shape or T-shaped on handle (2), transforming throwout lever (6) is fixed with the guide and limit pin (12) matched with guide and limit groove (2-1).
7. manual, the automatic transfer equipment of valve actuator according to claim 3, it is characterized in that: described transforming throwout lever (6) through handle (2) cavity and protrude from the end face of handle (2), transforming throwout lever (6) is threaded with axle bed (3).
8. manual, the automatic transfer equipment of the valve actuator according to any one of claim 1-7, it is characterized in that: the driving shaft (1) of automatic executive device is positioned at the installation through hole of axle bed (3), in the installation through hole of axle bed (3), be also provided with sliding set (9), between sliding set (9) and axle bed (3), be provided with taper pin (10).
9. manual, the automatic transfer equipment of valve actuator according to claim 8, is characterized in that: between sliding set (9) and driving shaft (1), be provided with nylon jacket (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520765984.2U CN205026182U (en) | 2015-09-30 | 2015-09-30 | Valve actuating mechanism's manual, automatic switching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520765984.2U CN205026182U (en) | 2015-09-30 | 2015-09-30 | Valve actuating mechanism's manual, automatic switching device |
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| Publication Number | Publication Date |
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| CN205026182U true CN205026182U (en) | 2016-02-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520765984.2U Active CN205026182U (en) | 2015-09-30 | 2015-09-30 | Valve actuating mechanism's manual, automatic switching device |
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| CN (1) | CN205026182U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105333201A (en) * | 2015-09-30 | 2016-02-17 | 石家庄安瑞科气体机械有限公司 | Manual and mechanical double-drive valve |
| CN110466546A (en) * | 2019-07-29 | 2019-11-19 | 中车太原机车车辆有限公司 | A kind of limiting device for hopper wagon bottom door switching mechanism |
| CN112228685A (en) * | 2020-09-29 | 2021-01-15 | 陕西大唐燃气安全科技股份有限公司 | Self-locking limiting device for valve installation switch |
-
2015
- 2015-09-30 CN CN201520765984.2U patent/CN205026182U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105333201A (en) * | 2015-09-30 | 2016-02-17 | 石家庄安瑞科气体机械有限公司 | Manual and mechanical double-drive valve |
| CN105333201B (en) * | 2015-09-30 | 2018-07-20 | 石家庄安瑞科气体机械有限公司 | Manually, motor-driven double drive valve |
| CN110466546A (en) * | 2019-07-29 | 2019-11-19 | 中车太原机车车辆有限公司 | A kind of limiting device for hopper wagon bottom door switching mechanism |
| CN112228685A (en) * | 2020-09-29 | 2021-01-15 | 陕西大唐燃气安全科技股份有限公司 | Self-locking limiting device for valve installation switch |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |