CN212508631U

CN212508631U - Electric impeller lock

Info

Publication number: CN212508631U
Application number: CN202020665345.XU
Authority: CN
Inventors: 刘怡思; 杨彦冬; 张锐; 朱文元; 侯汉祥
Original assignee: Tianjin Runhe Green Energy Technology Co ltd
Current assignee: Tianjin Runhe Green Energy Technology Co ltd
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2021-02-09
Anticipated expiration: 2030-04-27

Abstract

The utility model relates to an electric impeller lock, including the casing, casing one end fixed mounting is on mounting flange, and the hand door has been seted up to the side of casing, and the inside fixed mounting of casing has mount pad, base and speed adjusting device, and the side fixed mounting of mount pad has motor and worm gear drive mechanism, and worm gear drive mechanism is including rotating worm wheel and the worm of connecting, and the worm wheel drives the worm and stretches out and draws back, and the other end of worm runs through base fixed connection to fan lock connector. The utility model provides an electric impeller lock adopts worm gear drive mechanism to carry out the transmission and realizes the locking riveting to wheel hub through worm gear drive mechanism, carries out positive and negative rotation control through operating button control motor, utilizes belt transmission to drive worm gear drive mechanism work by the motor, reduces the increase effect back through worm gear drive mechanism, realizes locking wheel hub's purpose, solves the operational difficulty that original operating device exists, defects such as mechanical failure is many.

Description

Electric impeller lock

Technical Field

The utility model relates to a wind generating set wheel hub control correlation technique field, concretely relates to electric impeller lock.

Background

A hub locking mechanism commonly used by the existing wind generating set is a worm type mechanical structure, and a hub is locked in a mode that a screw bolt is manually rotated by a maintainer during working.

In long-time use, original mechanism rotation bolt receives environmental factor influences such as external humidity, oxidation, and "rust death", rotatory hard scheduling problem can appear in rotation bolt to the operation is wasted time and energy, needs two or more personnel to mutually support usually and just can accomplish extravagant manpower, can harm the main shaft locking disk if the cooperation is improper simultaneously.

SUMMERY OF THE UTILITY MODEL

For solving the problem that prior art exists, the utility model provides an electric impeller lock adopts worm gear drive mechanism to realize the transmission and carry out the locking riveting to wheel hub, carries out positive and negative rotation control through operating button control motor, utilizes belt transmission to drive worm gear drive mechanism work by the motor, reduces the increase effect back through worm gear drive mechanism, realizes locking wheel hub's purpose, solves the operational difficulty that original operating device exists, and mechanical failure defect such as many.

In order to achieve the above object, the utility model adopts the following technical scheme: an electric impeller lock comprises a shell, wherein one end of the shell is fixedly arranged on a mounting flange, a hand-pull door is arranged on the side surface of the shell, and a mounting seat, a base and a speed regulating device are fixedly arranged in the shell;

a motor and a worm and gear transmission mechanism are fixedly mounted on the side face of the mounting seat, the worm and gear transmission mechanism comprises a worm wheel and a worm, an output shaft of the motor penetrates through the mounting seat and is fixedly connected to a driving wheel, the driving wheel is connected to a driven wheel through a transmission belt, one end of the driven wheel is fixedly connected to the worm wheel and drives the worm wheel to rotate, the worm wheel is rotatably connected with the worm, the other end of the driven wheel is rotatably connected with a handle, and the handle penetrates through the shell;

the other end of the worm penetrates through the base and is fixedly connected to a fan lock connector, the fan lock connector is arranged corresponding to the opening in the mounting flange, and two ends of the worm are provided with limit switches;

the speed regulating device comprises a control panel and a controller, the control panel is fixedly connected to the outer side face of the shell, a regulating button and an indicating lamp assembly are arranged on the control panel, the regulating button and the indicating lamp assembly are matched for use and are electrically connected to the controller, the controller is fixedly installed on the base, and the controller is electrically connected to the motor and the limit switch;

and the controller is electrically connected with an overload protector.

Preferably, the outer side surface of the worm is sleeved with a protective jacket, and the protective jacket is fixedly installed on the base.

In any of the above schemes, preferably, the hand-pulled door is hinged to the housing, and the hand-pulled door is provided with a push lock switch.

In any of the above schemes, preferably, the worm wheel is made of tin bronze, and the worm is made of high-strength steel.

In any of the above schemes, preferably, the mounting flange is provided with a plurality of mounting threaded holes, and the mounting flange is fixedly connected with the housing through a foot rest.

In any of the above solutions, preferably, the worm and the wind turbine lock connector are fixedly connected through a pin key.

In any of the above embodiments, preferably, a protective cover is disposed on an outer side surface of the control panel.

In any one of the above aspects, preferably, the adjustment knob includes a first forward button, a second forward button, a first backward button, a second backward button, and an emergency stop button.

In any of the above aspects, it is preferable that the indicator lamp assembly includes a forward indicator lamp, a backward indicator lamp, and an alarm indicator lamp.

Compared with the prior art, the utility model provides a pair of electric impeller tool to lock has following beneficial effect:

1) the utility model provides a pair of electric impeller lock provides power through the motor, and the motor utilizes the belt transmission, drives worm gear drive mechanism work, and the flexible work of worm wheel drive worm realizes the action control to the fan lock connector, and the motor drives labour saving and time saving, convenient operation.

2) The utility model provides an electric impeller lock, which sends an advancing and retreating instruction by controlling an adjusting button on a panel and is matched with a controller to control the work rhythm of a motor and improve the controllability; and meanwhile, an overload protector is arranged, when the current in the circuit reaches or exceeds an overload protection limit value, the overload protector cuts off a power supply loop, and the motor stops working, so that the protection effect is achieved.

3) The utility model provides a pair of electric impeller lock uses worm gear drive mechanism to be a spiral transmission, and the transmission is steady, and the low while drive ratio of noise is also higher with bearing capacity, and worm gear drive mechanism has good self-locking function, and when worm helical pitch angle of worm gear drive mechanism was less than the equivalent friction angle between the meshing teeth of a cogwheel, worm gear drive mechanism will reverse auto-lock.

Drawings

Fig. 1 is a front view of an electric impeller lock provided by the present invention;

fig. 2 is a schematic perspective view of an electric impeller lock provided by the present invention;

fig. 3 is a schematic view of the three-dimensional structure inside the electric impeller lock in the shell-free state of the present invention.

The figures are labeled as follows: 1. a housing; 2. a hand-pull door; 3. installing a flange; 4. a forward indicator light; 401. a back indicator light; 5. a first forward button; 6. a second forward button; 7. a first back button; 8. a second back button; 9. an emergency stop button; 10. a power switch; 11. a driving wheel; 12. a driven wheel; 13. a drive belt; 14. a mounting seat; 15. a motor; 16. A worm gear drive; 17. a protective outer sleeve; 18. a controller; 19. a base; 20. fan lock connector.

Detailed Description

In order to further understand the inventive content of the present invention, the present invention will be explained in detail with reference to the specific embodiments.

As shown in fig. 1-3, according to the utility model provides an embodiment of an electric impeller lock, including casing 1, casing 1 one end fixed mounting is on mounting flange 3, and hand door 2 has been seted up to the side of casing 1, and casing 1 inside fixed mounting has mount pad 14, base 19 and speed adjusting device.

In this embodiment, the hand-pulling door 2 is hinged to the housing 1, and the hand-pulling door 2 is provided with a push-lock switch, which is a common push-type switch in the market.

Side fixed mounting of mount pad 14 has motor 15 and worm gear drive 16, worm gear drive 16 includes worm wheel and worm, mount pad fixed connection to action wheel 11 is run through to motor 15's output shaft, action wheel 11 is connected to from driving wheel 12 through driving belt 13, it is rotatory from 12 one end fixed connection of driving wheel to the worm wheel and drive the worm wheel, the worm wheel rotates with the worm to be connected, from 12 other end rotations of driving wheel to be connected with the handle, the handle runs through casing 1, the installation handle can carry out manually operation under the condition that motor 15 damaged or cut off the power supply.

In the above embodiment, the outer side surface of the worm is sleeved with the protective outer sleeve 17, the protective outer sleeve 17 is fixedly installed on the base 19, and the protective sleeve plays a role of dust protection.

The worm wheel is made of tin bronze, and the worm is made of high-strength steel.

The other end of the worm penetrates through the base 19 and is fixedly connected to the fan lock connector 20, the fan lock connector 20 corresponds to the opening in the mounting flange 3, and limit switches are arranged at two ends of the worm.

In the above embodiment, the worm and the boot-lock connector 20 are fixedly connected by a pin.

In the last embodiment, a plurality of mounting threaded holes have been seted up on mounting flange 3, mounting flange 3 passes through foot rest and 1 fixed connection of casing, and limit switch is displacement sensor simultaneously, and two displacement sensor fixed mounting are respectively at the worm both ends, and displacement sensor is to controller 18 electricity generation signal control motor 15 just reversing, realizes the extension and the shrink of worm, carries out fixed mounting, facilitates the use through the mounting threaded hole on mounting flange 3 during the use.

The speed regulation device comprises a control panel and a controller 18, the control panel is fixedly connected to the outer side face of the shell 1, a regulating button and an indicating lamp assembly are arranged on the control panel, the regulating button and the indicating lamp assembly are matched for use and are electrically connected to the controller 18, the controller 18 is fixedly installed on a base 19, and the controller 18 is electrically connected to the motor 15 and the limit switch.

In the above embodiment, the outer side surface of the control panel is provided with a protective cover to prevent accidental touch.

The adjusting buttons comprise a first forward button 5, a second forward button 6, a first backward button 7, a second backward button 8, a power switch 10 and an emergency stop button 9, and the power switch 10 controls power on or off.

The indicating lamp assembly comprises an advancing indicating lamp 4, a retreating indicating lamp 401 and an alarm indicating lamp, wherein the advancing indicating lamp 4 corresponds to a first advancing button 5 and a second advancing button 6, the retreating indicating lamp 401 corresponds to a first retreating button 7 and a second retreating button 8, the alarm indicating lamp corresponds to an emergency stop button 9, and the alarm indicating lamp is installed on the emergency stop button 9.

The controller 18 is electrically connected with an overload protector which plays a role of protecting a circuit.

It should be noted that, a power supply is arranged on one side of the housing 1, the power supply is installed in the power distribution cabinet, and the power supply is electrically connected to all the electric components.

Compared with the prior art, the embodiment has the following beneficial effects:

It will be understood by those skilled in the art that any combination of the elements of the present invention, including the summary and detailed description of the invention provided in the foregoing description and illustrated in the accompanying drawings, is not to be considered limiting in scope and in order to make the description more concise, and not to describe every element of the combination. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An electric impeller lock is characterized by comprising a shell, wherein one end of the shell is fixedly arranged on a mounting flange, a hand-pull door is arranged on the side surface of the shell, and a mounting seat, a base and a speed regulating device are fixedly arranged in the shell;

and the controller is electrically connected with an overload protector.

2. A motorized impeller lock according to claim 1, wherein: the outer side surface of the worm is sleeved with a protective outer sleeve, and the protective outer sleeve is fixedly installed on the base.

3. A motorized impeller lock according to claim 1, wherein: the hand-operated door is hinged with the shell, and a press lock switch is installed on the hand-operated door.

4. A motorized impeller lock according to claim 1, wherein: the worm wheel is made of tin bronze, and the worm is made of high-strength steel.

5. A motorized impeller lock according to claim 1, wherein: a plurality of mounting threaded holes are formed in the mounting flange, and the mounting flange is fixedly connected with the shell through a foot rest.

6. A motorized impeller lock according to claim 1, wherein: the worm and the wind turbine lock connector are fixedly connected through a pin key.

7. A motorized impeller lock according to claim 1, wherein: the lateral surface of controlling the panel is equipped with the safety cover.

8. A motorized impeller lock according to claim 1, wherein: the adjusting button comprises a first forward button, a second forward button, a first backward button, a second backward button and an emergency stop button.

9. A motorized impeller lock according to claim 8, wherein: the indicator light assembly comprises a forward indicator light, a backward indicator light and an alarm indicator light.