CN203051901U - High-temperature resistant part-turn electric actuator - Google Patents
High-temperature resistant part-turn electric actuator Download PDFInfo
- Publication number
- CN203051901U CN203051901U CN 201220589968 CN201220589968U CN203051901U CN 203051901 U CN203051901 U CN 203051901U CN 201220589968 CN201220589968 CN 201220589968 CN 201220589968 U CN201220589968 U CN 201220589968U CN 203051901 U CN203051901 U CN 203051901U
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- temperature resistant
- gear
- control box
- high temperature
- electric control
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Abstract
The utility model discloses a high-temperature resistant part-turn electric actuator. The structure of the actuator comprises a high-temperature resistant servo motor, a speed reducer, an electric control box and an output-shaft connecting rod, wherein an output-shaft gear of the high-temperature resistant servo motor is connected with a gear on the speed reducer; an output-shaft gear on the electric control box is connected with the gear on the speed reducer; the output-shaft connecting rod is connected with an external valve or an air door baffle plate; the electric control box timely feeds a state signal to a central control room according to the states such as turning-on state, turning-off state, neutral gear state of a valve, an air door and a baffle plate in a field; an output shaft of the speed reducer is connected with a connecting rod; a planetary gearing drive mechanism is arranged in the speed reducer; and a limit disc and a hand wheel mechanism are also fixedly arranged on the speed reducer. A mechanical mechanism substitutes an electronic mechanism to brake, a cam in the electric control box adopts a single chip locking design, debugging can be manually realized without any tool, the travel is large, angle can be freely adjusted at 0 to 360 degrees, neutral gear is freely adjusted, and the safety is high due to the fact that a wire is arranged at a corner and is not exposed.
Description
Technical field
The present invention relates to a kind of electric actuator, specifically a kind of is power with the power supply, corner displacement long-range or control valve, air door, plate washer on the spot, finish the high temperature resistant part-turn electric actuator of adjusting task, being widely used in underground rail traffic, mine, tunnel, fire-fighting, building air-conditioner etc. has on the high temperature resistant ventilation that requires the place, the fume extractor, belongs to technical field of automatic control.
Background technique
Actuator is a kind of drive unit that straight line, corner can be provided or rotatablely move, it utilizes certain driving source and works under certain control signal effect, and actuator uses liquid, gas, electric power or other energy and converts it into the driving effect by motor, cylinder or other device.
Electric actuator mainly is made up of speed reducer, motor, electric control box three parts, basic operating ambient temperature-25～70 ℃, again under the high ambient temperature in motor, the electric control box components and parts will burn out, do not have the driving effect; The lead limit switch adjustment all needs to realize by special tool in the electric control box in addition, brings loaded down with trivial details and inconvenient for the setting stroke.
Along with the extensive use of underground building and subway, brought higher requirement for environment and fire-fighting, common electric actuator can't reach its requirement at all.
Summary of the invention
In order to solve electric actuator non-refractory and the inconvenient problem of its adjustment that exists in the prior art, the utility model provides a kind of high temperature resistant part-turn electric actuator, have that freely to adjust neutral gear big, stroke is big, safe, advantages such as feedback signal sensitivity, electric limit stoper need not tool using can carry out the adjustment of limit switch, also have electronic control start and stop, hand/conversion automatically, malfunction alarm, the start and stop state, the function that position feed back signal and multistage are regulated, all parts and electric components, electric wire all adopts exotic material to make, need not to adopt extra high temperature resistant parcel to handle or quarantine measures, resistance to high temperature reaches 250 ℃, and Installation and Debugging are very convenient.
The purpose of this utility model realizes by the following technical solutions:
High temperature resistant part-turn electric actuator, comprise high temperature resistant actuating motor, retarder, electric control box, shaft connecting rod on the structure, high temperature resistant actuating motor goes out shaftgear and is connected with gear on the retarder, the shaftgear that goes out on the electric control box is connected with gear on the retarder, the shaft connecting rod is connected with external valve or air door plate washer, electric control box is according to valve, air door, the plate washer open and close at scene, wait state in time to feed back to the central control room state signal midway, be connected with the shaft connecting rod on the reducer output shaft, electric control box links to each other with electric machine controller.
Described retarder is provided with planetary gear mechanism in it, comprise associating axle, cylindrical gears between central gear, eccentric shaft, parallel axes, and the associating axle links to each other with cylindrical gears between parallel axes, and the associating axle is provided with eccentric wheel between central gear and parallel axes.
Position-arresting disk and handwheel are also fixedly arranged on the retarder, positive stop is arranged on the position-arresting disk, be used for realizing mechanical position limitation, the gear in handwheel and the retarder is connected, can realize manual, auto-conversion function.
Described electric control box, be arranged on the reduction case, adopt the gear connection reducer, comprise tenminal block, locknut, main shaft, cam, lead limit switch, the motor split-phase capacitor, gear, connect wire inlet-outlet, the electric control box base, cover cap, electric controlling assembly is fixed on the electric control box base, also be provided with the connection wire inlet-outlet on the electric control box base, tenminal block one row is back panel wiring, one row is external cabling, back panel wiring terminal one side is connected to the motor split-phase capacitor, the motor split-phase capacitor links to each other with lead limit switch, main shaft is provided with lock sheet, fixed plate, cam, main shaft one end is connected with the retarder internal gear, and the other end is provided with standby locknut.
Described main shaft, it is provided with screw thread, be equipped with cam, fixed plate, lock sheet on it successively, lug is arranged on the cam, lug is arc, the lug middle part is provided with aperture in the cam bending place, also be provided with cramp on the cam, fixed plate is provided with fixed groove, and cramp is fixed in the fixed groove, in the center hole of lock sheet tapping is arranged, can screw on the screw thread of main shaft.
Further, between lug both sides, middle part and cam one gap is arranged, cooperate aperture again, can realize the fine setting of cam and lead limit switch.
Be provided with male and fomale(M﹠F) on described fixed plate, the lock sheet surface of contact, the frictional force that hand produces when increasing fixedly, make screw convenient.
Described electric control box is provided with delayed alarm mechanism in it.
Described high temperature resistant actuating motor, all kinds of auxiliary material such as the enameled cable in it and insulating paper, lighting outlet, binder, slot wedge all adopt the special product of 250 ℃ of grades, motor is provided with brake disc, motor output shaft is provided with Brake drum, on the circular hole screw rod is arranged fixedly around on the brake disc, be with the compression spring on the screw rod, magnetic attraction is eliminated when the motor dead electricity, the compression spring recovers, the drive brake disc moves, brake disc is engaged with Brake drum, produce friction torque, thereby motor is stopped operating rapidly.
Described brake disc arranged outside conversion turn-knob can be realized manually, change automatically.
The utility model is high temperature resistant, and actuating motor adopts exotic material to make, skidding adopts mechanical mechanism to replace electronic mechanism, skidding is reliable and stable fast, but heatproof 250 degree, and the cam in the electric control box adopts monolithic locking design, need not only can realize debugging by manually screwing by any instrument, and adopt the arc-shaped cam design, stroke is big, can realize 0～360 degree free adjustment angle, freely adjust neutral gear, it is good that electric wire places corner not expose Safety performance.
Description of drawings
Fig. 1 is the utility model one example structure schematic representation
Fig. 2 is the utility model planetary gear mechanism one example structure schematic representation
Fig. 3 is the utility model electric control box one example structure schematic representation
Fig. 4 is the utility model appliance wiring mode one embodiment's schematic representation
Fig. 5 installs limit cam manual locking exploded perspective view for the utility model main shaft structure
Fig. 6 is the utility model cam one example structure schematic representation
Fig. 7 is the utility model braking mechanism one embodiment's schematic representation
Embodiment
Below in conjunction with drawings and Examples the utility model is further described
Among Fig. 1: the high temperature resistant actuating motor of 1-, 2-retarder, 3-electric control box, 4-base, 5-position-arresting disk, 6-braking mechanism, 7-block, 8-shaft connecting rod, 9-handwheel dish.
Among Fig. 2: H-eccentric shaft, K-central gear, associating axle between the V-parallel axes.
Among Fig. 3: the 30-main shaft, the 31-tenminal block, the standby locknut of 32-, the 33-lock sheet, the 34-cam, the 35-lead limit switch, 36-motor split-phase capacitor, 37-electric control box base, the 38-gear, 39-connects wire outlet, 40-delayed alarm device.
Among Fig. 4: K1-standard-sized sheet limit switch, open; K2-complete shut-down limit switch closes; K3-drives limit switch midway, opens midway; K4-closes limit switch midway, closes midway.
Among Fig. 6: 341-cramp, 342-lug, 343-aperture.
Among Fig. 7: the 11-brake disc, the 12-Brake drum, the 13-fixed tray, the 14-wire outlet, 110-changes turn-knob, the 120-screw rod, the 121-locking cap, 123-compresses spring, 130-electric machine main shaft, 131-gear.
Embodiment as shown in Figure 1, high temperature resistant part-turn electric actuator, comprise high temperature resistant actuating motor on the structure, retarder, electric control box, the shaft connecting rod, high temperature resistant actuating motor goes out shaftgear and is connected with gear on the retarder, the shaftgear that goes out on the electric control box is connected with gear on the retarder, the shaft connecting rod is connected with external valve or air door plate washer, electric control box is according to the valve at scene, air door, plate washer is opened, close, wait state in time to feed back to the central control room state signal midway, be connected with the shaft connecting rod on the reducer output shaft, electric control box links to each other with electric machine controller.
As shown in Figure 2, described retarder is provided with planetary gear mechanism in it, comprise associating axle, cylindrical gears between central gear, eccentric shaft, parallel axes, the associating axle links to each other with cylindrical gears between parallel axes, and the associating axle is provided with eccentric wheel between central gear and parallel axes.
Further, see Fig. 1, retarder and base are an integral body, and position-arresting disk and handwheel dish are also fixedly arranged on the retarder, and positive stop is arranged on the position-arresting disk, are used for realizing mechanical position limitation, and the gear in handwheel dish and the retarder is connected, can realize manual, auto-conversion function.
As shown in Figure 3, described electric appliance control box, be arranged on the reduction case, adopt the gear connection reducer, comprise tenminal block, locknut, main shaft, cam, lead limit switch, the motor split-phase capacitor, gear, connect wire inlet-outlet, the electric control box base, electric controlling assembly is fixed on the electric control box base, also be provided with the connection wire inlet-outlet on the electric control box base, tenminal block one row is back panel wiring, one row is external cabling, back panel wiring terminal one side is connected to the motor split-phase capacitor, the motor split-phase capacitor links to each other with lead limit switch, main shaft is provided with lock sheet, fixed plate, cam, main shaft one end is connected with the retarder internal gear, and the other end is provided with standby locknut.
Further, described electric control box is provided with the delayed alarm device in it.
As Fig. 5, shown in Figure 6, described main shaft, it is provided with screw thread, is equipped with cam, fixed plate, lock sheet on it successively, lug is arranged on the cam, lug is arc, and the lug middle part is provided with aperture in the cam bending place, also is provided with cramp on the cam, fixed plate is provided with fixed groove, cramp is fixed in the fixed groove, in the center hole of lock sheet tapping is arranged, and can screw on the screw thread of main shaft.
Further, between lug both sides, middle part and cam one gap is arranged, cooperate aperture again, can realize the fine setting of cam and lead limit switch.
Further, be provided with male and fomale(M﹠F) on described fixed plate and the lock sheet surface of contact, the frictional force that hand produces when increasing fixedly, make screw convenient.
Preferably, described fixed plate, its outer side surface of lock sheet are provided with fin or burr, make free-hand the screwing of being more convenient for when adjusting debugging.
As shown in Figure 7, described high temperature resistant actuating motor, all kinds of auxiliary material such as the enameled cable in it and insulating paper, lighting outlet, binder, slot wedge all adopt the special product of 250 ℃ of grades, motor is provided with brake disc, electric machine main shaft is provided with Brake drum, on the circular hole screw rod is arranged fixedly around on the brake disc, be with the compression spring on the screw rod, magnetic attraction is eliminated when the motor dead electricity, the compression spring recovers, and drives brake disc and moves, and brake disc is engaged with Brake drum, produce friction torque, thereby motor is stopped operating rapidly.
Described brake disc, Brake drum, screw rod, compression spring, locking cap etc. constitute braking mechanism.
Described brake disc arranged outside conversion turn-knob can be realized manually, change automatically.
As shown in Figure 4, appliance wiring figure of the present utility model, three tenminal blocks 1,2,3 correspondences are connected to just changes line input, reversed line input, the input of N line, remaining tenminal block 4,5,6,7,8,9,10,11, the 12 corresponding lead limit switches that insert, open and close and the intermediateness of control air-valve or air door, K1, K2, K3, K4 are representing a certain state of limit switch respectively, and preferably the quantity of lead limit switch is the even number greater than 0.
Pre-set the control parameter that needs, namely manually debugged cam and position limit switch control spacing, connect power supply, electric control box control machine operation, the driven by motor retarder operation also drives the work of electrical equipment limit switch, retarder operation drives the spindle cam rotation on the electric control box, when the cam top rotates to the position limit switch place, the crush stroke switch contact, and then control the opening or closing of lead limit switch, thereby the standard-sized sheet of control air-valve or air door or complete shut-down or any position midway, after the work for the treatment of puts in place, on the controller of signal feed back to the central control chamber, the position of the corresponding valve site of the signaling lamp on the central control chamber internal controller, cut off the power supply of motor simultaneously, restart by setting and open.
Claims (8)
1. high temperature resistant part-turn electric actuator, comprise high temperature resistant actuating motor, retarder, electric control box, shaft connecting rod on the structure, it is characterized in that, high temperature resistant actuating motor goes out shaftgear and is connected with gear on the retarder, the shaftgear that goes out on the electric control box is connected with gear on the retarder, the shaft connecting rod is connected with external valve or air door plate washer, is connected with the shaft connecting rod on the reducer output shaft, and electric control box links to each other with electric machine controller.
2. high temperature resistant part-turn electric actuator according to claim 1, it is characterized in that, described retarder, be provided with planetary gear mechanism in it, comprise associating axle, cylindrical gears between central gear, eccentric shaft, parallel axes, the associating axle links to each other with cylindrical gears between parallel axes, and the associating axle is provided with eccentric wheel between central gear and parallel axes.
3. high temperature resistant part-turn electric actuator according to claim 1 is characterized in that, position-arresting disk and handwheel are also fixedly arranged on the retarder, and positive stop is arranged on the position-arresting disk, and the gear in handwheel and the retarder is connected.
4. high temperature resistant part-turn electric actuator according to claim 1, it is characterized in that, described electric control box, be arranged on the reduction case, adopt the gear connection reducer, comprise tenminal block, locknut, main shaft, cam, lead limit switch, the motor split-phase capacitor, gear, connect wire inlet-outlet, the electric control box base, cover cap, electric controlling assembly is fixed on the electric control box base, also be provided with the connection wire inlet-outlet on the electric control box base, tenminal block one row is back panel wiring, one row is external cabling, back panel wiring terminal one side is connected to the motor split-phase capacitor, and the motor split-phase capacitor links to each other with lead limit switch, and main shaft is provided with lock sheet, fixed plate, cam, main shaft one end is connected with the retarder internal gear, and the other end is provided with standby locknut.
5. high temperature resistant part-turn electric actuator according to claim 1 is characterized in that, described main shaft, it is provided with screw thread, be equipped with cam, fixed plate, lock sheet on it successively, lug is arranged on the cam, lug is arc, the lug middle part is provided with aperture in the cam bending place, also be provided with cramp on the cam, fixed plate is provided with fixed groove, and cramp is fixed in the fixed groove, in the center hole of lock sheet tapping is arranged, screw on the screw thread of main shaft.
6. high temperature resistant part-turn electric actuator according to claim 5 is characterized in that, between lug both sides, middle part and cam one gap is arranged.
7. high temperature resistant part-turn electric actuator according to claim 4 is characterized in that, is provided with male and fomale(M﹠F) on described fixed plate, the lock sheet surface of contact, and fixed plate, lock sheet outer side surface are provided with fin or burr.
8. high temperature resistant part-turn electric actuator according to claim 1, it is characterized in that, described high temperature resistant actuating motor, enameled cable in it and insulating paper, lighting outlet, binder, all kinds of auxiliary material of slot wedge are high temperature resistant component, motor is provided with brake disc, and motor output shaft is provided with Brake drum, on the circular hole screw rod is arranged fixedly all around on the brake disc, be with the compression spring on the screw rod, described brake disc arranged outside conversion turn-knob.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220589968 CN203051901U (en) | 2012-11-09 | 2012-11-09 | High-temperature resistant part-turn electric actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220589968 CN203051901U (en) | 2012-11-09 | 2012-11-09 | High-temperature resistant part-turn electric actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203051901U true CN203051901U (en) | 2013-07-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220589968 Expired - Fee Related CN203051901U (en) | 2012-11-09 | 2012-11-09 | High-temperature resistant part-turn electric actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203051901U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105020452A (en) * | 2014-04-27 | 2015-11-04 | 佳木斯电机股份有限公司 | Nuclear shielding type electric transmission device |
| CN107591954A (en) * | 2017-10-10 | 2018-01-16 | 广东三方利精密技术有限公司 | A kind of active feedback reducing motor |
| CN112879647A (en) * | 2021-03-18 | 2021-06-01 | 扬州电力设备修造厂有限公司 | Adjustable passive reset type electric actuating mechanism |
| CN112958167A (en) * | 2021-01-29 | 2021-06-15 | 上海增达科技股份有限公司 | Temperature and humidity test box capable of accurately controlling refrigerating capacity and dehumidifying capacity |
-
2012
- 2012-11-09 CN CN 201220589968 patent/CN203051901U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105020452A (en) * | 2014-04-27 | 2015-11-04 | 佳木斯电机股份有限公司 | Nuclear shielding type electric transmission device |
| CN107591954A (en) * | 2017-10-10 | 2018-01-16 | 广东三方利精密技术有限公司 | A kind of active feedback reducing motor |
| CN107591954B (en) * | 2017-10-10 | 2023-08-01 | 广东三方利精密技术有限公司 | Active feedback gear motor |
| CN112958167A (en) * | 2021-01-29 | 2021-06-15 | 上海增达科技股份有限公司 | Temperature and humidity test box capable of accurately controlling refrigerating capacity and dehumidifying capacity |
| CN112958167B (en) * | 2021-01-29 | 2022-08-30 | 上海增达科技股份有限公司 | Temperature and humidity test box capable of accurately controlling refrigerating capacity and dehumidifying capacity |
| CN112879647A (en) * | 2021-03-18 | 2021-06-01 | 扬州电力设备修造厂有限公司 | Adjustable passive reset type electric actuating mechanism |
| CN112879647B (en) * | 2021-03-18 | 2024-05-10 | 扬州电力设备修造厂有限公司 | Adjustable passive reset type electric actuating mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130710 Termination date: 20211109 |
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| CF01 | Termination of patent right due to non-payment of annual fee |