CN201149121Y - High-efficiency intermediate transmission valve electric operating device - Google Patents
High-efficiency intermediate transmission valve electric operating device Download PDFInfo
- Publication number
- CN201149121Y CN201149121Y CNU2008200317115U CN200820031711U CN201149121Y CN 201149121 Y CN201149121 Y CN 201149121Y CN U2008200317115 U CNU2008200317115 U CN U2008200317115U CN 200820031711 U CN200820031711 U CN 200820031711U CN 201149121 Y CN201149121 Y CN 201149121Y
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- intermediate drive
- electric actuator
- valve
- drive
- moment output
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 27
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 230000007257 malfunction Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 2
- 239000003034 coal gas Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000009428 plumbing Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Mechanically-Actuated Valves (AREA)
- Electrically Driven Valve-Operating Means (AREA)
Abstract
The utility model discloses an efficient intermediate drive valve electric actuator which comprises a power operating mechanism, a manual operating mechanism, an opening-degree indicating mechanism, a stroke controlling mechanism, an intermediate drive mechanism and a torque outputting mechanism, wherein, the intermediate drive mechanism connects the torque outputting mechanism with the stroke controlling mechanism and the opening-degree indicating mechanism in a transmission way, and the transmission structure between the intermediate drive mechanism and the torque outputting mechanism is of a bevel gear transmission mechanism. The efficient intermediate drive mechanism is arranged by adopting the above technical proposal, compared with the prior art, the efficiency of the intermediate drive and the stability of the electrical system can be effectively improved, the running resistance is small, the manual power is reduced, the damage is not easy, the manufacturing cost is simultaneously reduced, and the service life of the product is prolonged; the phenomena caused by the failure of the intermediate drive mechanism and the malfunction of an electrical control system can be more effectively prevented, such as the electric operation is out of control, and the valve and the electric actuator are broken.
Description
Technical field
The utility model belongs to the technical field of valve, relates to the driving and the control system of valve, and more particularly, the utility model relates to a kind of efficient middle drive valve Electric actuator.
Background technique
Electric device for valve is a kind of driving arrangement of opening/shutting valve, with valve or the supporting use of similar devices, application area is very extensive, be usually used in industry and works departments such as oil, chemical industry, metallurgy, coal gas, plumbing, realize the flow size of the gas in various pipes, boiler and the storage tank, liquid and the control of break-make.Above-mentioned these industries or department are very high with the requirement of control accuracy to the stability of valve and Electric actuator.But the Electric actuator manually-operable of valve, but also electric operating.
Present conventional electric device for valve must could normally use by supporting electric valve controller.Valve positioner is the mechanism that is used for the aperture size of control valve.In the driving mechanism of the controller of electric device for valve commonly used, in the middle of it driving mechanism adopt eight worm screws by intermediate propeller shaft with intermediate drive gear speedup rear driving electric control system, shortcoming is:
1, eight worm processing accuracy require height, will heat-treat the manufacture cost height simultaneously;
2, the modulus of eight worm screws is little, intensity difference, and working life is short;
3, its phase accessory requirement on machining accuracy height, otherwise can cause resistance big, the manually-operable effort.
The model utility content
Problem to be solved in the utility model provide a kind of efficient in the middle of the drive valve Electric actuator, its objective is the efficient and the stability that improve the electric control system in the electric device for valve, reduce manufacture cost, prolong product working life.
To achieve these goals, the technological scheme taked of the utility model is:
This efficient middle drive valve Electric actuator provided by the utility model, comprise motor-operating mechanism, manual-operating mechanism, aperture indicating device, range controlling mechanism, intermediate transmission mechanism and moment output mechanism, described intermediate transmission mechanism is in transmission connection moment output mechanism and range controlling mechanism and aperture indicating device, in the described intermediate transmission mechanism and the moment output mechanism between drive mechanism be conical gear drive.
For making the utility model more perfect, more detailed and concrete technological scheme below also further having proposed, to obtain best practical effect, realize goal of the invention better, and improve novelty of the present utility model and creativeness:
Being configured to of described conical gear drive: on the axle of moment output mechanism, establish bevel gear wheel and be fastenedly connected with it, on the housing of described Electric actuator, establish the perpendicular intermediate propeller shaft of axis of axis and moment output mechanism, establish bevel pinion and be fastenedly connected with it on described intermediate propeller shaft one end, described bevel gear wheel and bevel pinion intermesh.
The opposite end of bevel pinion is set on described intermediate propeller shaft, establishes intermediate drive gear and fastening with it, described intermediate drive gear is in transmission connection with range controlling mechanism and aperture indicating device by the mode of gear engagement.
The number of teeth of described bevel gear wheel is greater than the number of teeth of bevel pinion.
The utility model adopts technique scheme, efficient intermediate transmission mechanism is set, compared with prior art, stability, the running resistance of the efficient of transmission and electrical system are little in the middle of more effectively improving, reduce manual force, the not fragile manufacture cost that reduced has simultaneously prolonged working life of product; Can more effectively prevent because of the intermediate transmission mechanism fault, cause that electric control system is malfunctioning and cause electric operating out of control, damage valve and Electric actuator, avoid causing thus bigger security incident.
Description of drawings
Below expressed content of the accompanying drawing of this specification and the mark among the figure are made brief description:
Fig. 1 is a structural representation of the present utility model.
Be labeled as among the figure: 1, motor-operating mechanism, 2, manual-operating mechanism, 3, aperture indicating device, 4, intermediate drive gear, 5, range controlling mechanism, 6, intermediate propeller shaft, 7, bevel pinion, 8, intermediate transmission mechanism, 9, moment output mechanism, 10, bevel gear wheel, 11, housing.
Embodiment
Contrast accompanying drawing below, by description to embodiment, to the effect and the working principle of the mutual alignment between the shape of embodiment of the present utility model such as related each member, structure, the each several part and annexation, each several part and manipulate method etc., be described in further detail, those skilled in the art has more complete, accurate and deep understanding to inventive concept of the present utility model, technological scheme with help, and can implement the utility model easily.Below reference numerals behind related each technical characteristics, in full accord with reference character.
The of the present utility model structure expressed as Fig. 1, this structure is a kind of efficient middle drive valve Electric actuator, comprise motor-operating mechanism 1, manual-operating mechanism 2, aperture indicating device 3, range controlling mechanism 5, intermediate transmission mechanism 8 and moment output mechanism 9, described intermediate transmission mechanism 8 is in transmission connection moment output mechanism 9 with range controlling mechanism 5 and aperture indicating device 3.
Establish on the above-described motor-operating mechanism 1 worm screw and with moment output mechanism 9 on worm gear engagement.Valve switch drive motor in the electric device for valve drives the worm screw rotation by gear drive, and then the rotation of the worm gear on the driving moment output mechanism 9, realizes the motion of valve spool, makes valve opening or closure.And when needs carry out manually-operable, with the torch switching mechanism motor-operating mechanism 1 and moment output mechanism 9 are thrown off, operate with the unlatching and the closure of 2 pairs of valves of manual-operating mechanism; Range controlling mechanism 5 is in motor-operating mechanism 1 operating process of valve, breaks down, or opens closure when putting in place, and safety is guaranteed in the stall of control motor.Aperture indicating device 3 is used to show valve opening or closed concrete aperture numerical value, with the control of easy-to-operat personnel to valve.
In order to solve the problem that exists at the described present known technology of this specification background technique part and to overcome its defective, realize improving the efficient and the stability of the electric control system in the electric device for valve, reduce manufacture cost, prolong the product goal of the invention in working life, the technological scheme that the utility model is taked is:
As shown in Figure 1, provided by the utility model this efficient in the middle of the drive valve Electric actuator, in the described intermediate transmission mechanism 8 and moment output mechanism 9 between drive mechanism be conical gear drive.
It is the intermediate transmission mechanism efficiently 8 of conical gear drive that structure is set, the efficient of transmission in the middle of can improving, running resistance is little, not fragile, effectively prevent to cause that electric control system is malfunctioning, cause electric operating out of control because of intermediate transmission mechanism 8 faults, damage valve and Electric actuator, avoid causing thus bigger security incident.Improve the stability of electric control system, reduced manufacture cost, prolonged product working life.
On the basis of technique scheme, more perfect in order to make the utility model, also provide following exemplifying embodiment as the utility model optimal way in the specific implementation:
Embodiment one:
Being configured to of conical gear drive described in the technique scheme:
On the axle of moment output mechanism 9, establish bevel gear wheel 10 and be fastenedly connected with it.Concrete Placement is that bevel gear wheel 10 usefulness flat keys are connected with the worm-wheel shaft of moment output mechanism 9;
On the housing 11 of described Electric actuator, establish the perpendicular intermediate propeller shaft 6 of axis of axis and moment output mechanism 9;
Establish bevel pinion 7 and be fastenedly connected with it on described intermediate propeller shaft 6 one ends, described bevel gear wheel 10 intermeshes with bevel pinion 7.
Embodiment two:
The structure of intermediate drive gear 4:
The opposite end of bevel pinion 7 is set on described intermediate propeller shaft 6, establishes intermediate drive gear 4 and fastening with it, described intermediate drive gear 4 is in transmission connection with range controlling mechanism 5 and aperture indicating device 3 by the mode of gear engagement.
Embodiment three:
The number of teeth of described bevel gear wheel 10 is greater than the number of teeth of bevel pinion 7.
The purpose of said structure setting is that the rotating speed of moment output mechanism 9 is carried out the raising speed transmission, can control the operation of range controlling mechanism 5 and aperture indicating device 3 better.
Embodiment four:
Specific operation mode of the present utility model:
During electric operating, moment output mechanism 9 and the bevel gear wheel of establishing thereon 10 rotate, and rotate thereby drive the bevel pinion 7 that is engaged with, and bevel pinion 7 is fixed on the intermediate propeller shaft 6, intermediate propeller shaft 6 is supported on the upper shell 11, and bevel pinion 7 drives intermediate propeller shaft 6 and rotates.The rotation of intermediate propeller shaft 6 drives the intermediate drive gear 4 that is located on the intermediate propeller shaft 6 again and rotates, thereby drives range controlling mechanism 5,3 operations of aperture indicating device.Take this mechanism can effectively improve the stability of electrical system, reduce internal resistance, reduce manual force, reduced manufacture cost simultaneously, prolonged the working life of product.
In conjunction with the accompanying drawings the utility model has been carried out exemplary description above; obviously the utility model specific implementation is not subjected to the restriction of aforesaid way; as long as adopted the improvement of the various unsubstantialities that method of the present utility model design and technological scheme carry out; or design of the present utility model and technological scheme are directly applied to other occasion without improving, all within protection domain of the present utility model.
Claims (4)
1, a kind of efficient middle drive valve Electric actuator, comprise motor-operating mechanism (1), manual-operating mechanism (2), aperture indicating device (3), range controlling mechanism (5), intermediate transmission mechanism (8) and moment output mechanism (9), described intermediate transmission mechanism (8) is in transmission connection moment output mechanism (9) and range controlling mechanism (5) and aperture indicating device (3), it is characterized in that: in the described intermediate transmission mechanism (8) and the drive mechanism between the moment output mechanism (9) be conical gear drive.
2, according to the described efficient middle drive valve Electric actuator of claim 1, it is characterized in that being configured to of described conical gear drive: on the axle of moment output mechanism (9), establish bevel gear wheel (10) and be fastenedly connected with it, on the housing (11) of described Electric actuator, establish the perpendicular intermediate propeller shaft (6) of axis of axis and moment output mechanism (9), establish bevel pinion (7) and be fastenedly connected with it on described intermediate propeller shaft (6) one ends, described bevel gear wheel (10) intermeshes with bevel pinion (7).
3, according to the described efficient middle drive valve Electric actuator of claim 2, it is characterized in that: the opposite end of bevel pinion (7) is set on described intermediate propeller shaft (6), if intermediate drive gear (4) is also fastening with it, described intermediate drive gear (4) is in transmission connection with range controlling mechanism (5) and aperture indicating device (3) by the mode of gear engagement.
4, according to claim 2 or 3 described efficient middle drive valve Electric actuators, it is characterized in that: the number of teeth of described bevel gear wheel (10) is greater than the number of teeth of bevel pinion (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200317115U CN201149121Y (en) | 2008-01-30 | 2008-01-30 | High-efficiency intermediate transmission valve electric operating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200317115U CN201149121Y (en) | 2008-01-30 | 2008-01-30 | High-efficiency intermediate transmission valve electric operating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201149121Y true CN201149121Y (en) | 2008-11-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200317115U Expired - Fee Related CN201149121Y (en) | 2008-01-30 | 2008-01-30 | High-efficiency intermediate transmission valve electric operating device |
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| Country | Link |
|---|---|
| CN (1) | CN201149121Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102686923A (en) * | 2009-11-13 | 2012-09-19 | 费希尔控制国际公司 | Electric actuators having internal load apparatus |
-
2008
- 2008-01-30 CN CNU2008200317115U patent/CN201149121Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102686923A (en) * | 2009-11-13 | 2012-09-19 | 费希尔控制国际公司 | Electric actuators having internal load apparatus |
| CN102686923B (en) * | 2009-11-13 | 2014-04-09 | 费希尔控制国际公司 | Electric actuators having internal load apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081112 Termination date: 20120130 |