CN218030806U

CN218030806U - Fan impeller locking device

Info

Publication number: CN218030806U
Application number: CN202221653138.8U
Authority: CN
Inventors: 李立龙; 张洪峰; 王笑; 朱宏伟
Original assignee: Huaneng International Power Co ltd Hebei Clean Energy Branch
Current assignee: Huaneng International Power Co ltd Hebei Clean Energy Branch
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2022-12-13
Anticipated expiration: 2032-06-30

Abstract

The utility model discloses a fan wheel locking device, including impeller brake disc, impeller brake disc's upper end is provided with the casing, the inside right-hand member of casing rotates and is provided with the dwang, the inside left end of casing rotates and is provided with the worm, it is provided with the threaded rod to rotate between the inside dwang of casing and the worm, the bottom screw thread of threaded rod is provided with the connecting rod, the bottom of connecting rod runs through the inside of casing and is provided with locking mechanical system, the upper portion of casing is provided with the disc, the upper portion right-hand member of disc is provided with the motor, the output shaft of motor is connected with the top of dwang, locking mechanical system includes connecting plate and two fixed blocks, the bottom at the connecting rod is installed to the connecting plate. The utility model discloses when using, it is effectual to the locking of impeller brake disc, and cancel the locking also very simple and convenient, can lock impeller brake disc by multiple mode simultaneously, improved the practicality of device greatly.

Description

Fan impeller locking device

Technical Field

The utility model relates to a fan technical field specifically is a fan wheel locking device.

Background

At present, the impeller needs to be locked when the unit is overhauled and the defects are eliminated. At present, the locking pin is usually adopted to lock the impeller brake disc when locking, but the locking pin is easy to be stuck with a positioning hole of the impeller brake disc when locking, so that the locking pin is taken out difficultly.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fan wheel locking device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a fan impeller locking device, includes impeller brake disc, impeller brake disc's upper end is provided with the casing, the inside right-hand member of casing rotates and is provided with the dwang, the inside left end of casing rotates and is provided with the worm, it is provided with the threaded rod to rotate between the inside dwang of casing and the worm, the bottom screw thread of threaded rod is provided with the connecting rod, the bottom of connecting rod runs through the inside of casing and is provided with locking mechanical system, the upper portion of casing is provided with the disc, the upper portion right-hand member of disc is provided with the motor, the output shaft of motor is connected with the top of dwang.

Preferably, the locking mechanism comprises a connecting plate and two fixing blocks, the connecting plate is mounted at the bottom of the connecting rod, and the two fixing blocks are symmetrically mounted at the left side and the right side of the bottom of the connecting plate.

Preferably, all install the belt pulley on worm and the dwang, two connect through the belt between the belt pulley, install the worm wheel on the dwang, just worm wheel and worm meshing.

Preferably, the left side and the right side of the upper part of the impeller brake disc are provided with positioning holes matched with the fixing blocks for use.

Preferably, the left side of the upper part of the disc is provided with a rotary disc, and the bottom end of the rotary disc is connected with the top end of the worm.

Preferably, the diaphragm is installed to the inside lower extreme of casing, the bottom of worm and dwang all is connected with the diaphragm rotation, square mouth has been seted up on the upper portion of diaphragm, the connecting rod is square pole and the bottom of connecting rod runs through square mouth.

Preferably, the motor is electrically connected with an external terminal controller.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model is provided with the motor, the rotating rod, the belt pulley, the worm wheel, the threaded rod, the connecting rod and the locking mechanism, thereby being convenient for rapidly locking the impeller brake disc and also being very convenient when the locking is cancelled, and simultaneously, the locking effect of the fixed block on the impeller brake disc is better through the self-locking property of the worm wheel and the worm;

2. the utility model discloses carousel and diaphragm have still been set up simultaneously, when damage or outage appear in the motor, also can drive the worm through the handle and rotate to also can lock impeller brake disc through the fixed block, secondly make connecting rod more stable when removing through the diaphragm, further improved the effect of locking.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a front sectional view of the middle housing of the present invention;

fig. 3 is an enlarged schematic view of a portion a of fig. 2.

In the figure: 1. an impeller brake disc; 2. a housing; 3. rotating the rod; 4. a worm; 5. a threaded rod; 6. a connecting rod; 7. a locking mechanism; 71. a connecting plate; 72. a fixed block; 8. a disc; 9. a motor; 10. a belt pulley; 11. a belt; 12. a worm gear; 13. positioning holes; 14. a turntable; 15. a transverse plate; 16. a square opening.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a fan impeller locking device comprises an impeller brake disc 1, a shell 2 is arranged at the upper end of the impeller brake disc 1, a rotating rod 3 is rotatably installed at the right end inside the shell 2, a worm 4 is rotatably installed at the left end inside the shell 2, a threaded rod 5 is rotatably installed between the rotating rod 3 and the worm 4 inside the shell 2, a connecting rod 6 is installed at the bottom of the threaded rod 5 in a threaded manner, the bottom end of the connecting rod 6 penetrates through the inside of the shell 2 and is provided with a locking mechanism 7, a disc 8 is fixedly installed at the upper part of the shell 2, a motor 9 is fixedly installed at the right end of the upper part of the disc 8, and an output shaft of the motor 9 is connected with the top end of the rotating rod 3;

the locking mechanism 7 comprises a connecting plate 71 and two fixing blocks 72, the connecting plate 71 is fixedly arranged at the bottom of the connecting rod 6, the two fixing blocks 72 are symmetrically arranged at the left side and the right side of the bottom of the connecting plate 71, and the impeller brake disc 1 is conveniently locked through the locking mechanism 7; belt pulleys 10 are respectively arranged on the worm 4 and the rotating rod 3, the two belt pulleys 10 are connected through a belt 11, a worm wheel 12 is arranged on the rotating rod 3, the worm wheel 12 is meshed with the worm 4, the worm 4 can be driven to rotate when the rotating rod 3 rotates through the belt pulleys 10 and the belt 11, and meanwhile, the worm 4 is convenient to drive the threaded rod 5 to rotate when the worm 4 rotates through the worm wheel 12; the left side and the right side of the upper part of the impeller brake disc 1 are respectively provided with a positioning hole 13 matched with the fixing block 72 for use, and the impeller brake disc 1 can be quickly locked through the matching use of the fixing block 72 and the positioning holes 13; a rotary table 14 is fixedly arranged on the left side of the upper part of the disc 8, the bottom end of the rotary table 14 is connected with the top end of the worm 4, and the impeller brake disc 1 can be locked when the motor 9 is damaged through the rotary table 14; a transverse plate 15 is arranged at the lower end inside the shell 2, the bottom ends of the worm 4 and the rotating rod 3 are rotatably connected with the transverse plate 15, a square opening 16 is formed in the upper portion of the transverse plate 15, the connecting rod 6 is a square rod, the bottom end of the connecting rod 6 penetrates through the square opening 16, and the connecting rod 6 is more stable when moving downwards through the transverse plate 15; the motor 9 is electrically connected with an external terminal controller.

The working principle is as follows: the utility model discloses a when using, when needs lock impeller brake disc 1, motor 9 work drives dwang 3 and rotates, dwang 3 rotates and drives worm 4 through belt pulley 10 and belt 11 casing 2 and rotates, worm 4 rotates and drives threaded rod 5 through worm wheel 12 and rotates, threaded rod 5 rotates and makes connecting rod 6 move down through diaphragm 15, connecting rod 6 moves down and makes the fixed block 72 of connecting plate 71 bottom inject the fixed orifices on impeller brake disc 1, thereby lock impeller brake disc 1, the locking is effectual, and only need motor 9 reversal drive fixed block 72 when needing to cancel the locking keep away from the fixed orifices can, and is simple and convenient, simultaneously when motor 9 damages or cuts off the power supply, can drive worm 4 through rotating turntable 14 and rotate, also can realize the locking to impeller brake disc 1, and then the practicality of device has been improved greatly.

The utility model discloses when using, it is effectual to the locking of impeller brake disc 1, and cancel the locking also very simple and convenient, can lock impeller brake disc 1 by multiple mode simultaneously, improved the practicality of device greatly.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a fan wheel locking device, includes impeller brake disc (1), its characterized in that: the upper end of impeller brake disc (1) is provided with casing (2), the inside right-hand member of casing (2) is rotated and is provided with dwang (3), the inside left end of casing (2) is rotated and is provided with worm (4), it is provided with threaded rod (5) to rotate between inside dwang (3) and the worm (4) of casing (2), the bottom screw thread of threaded rod (5) is provided with connecting rod (6), the bottom of connecting rod (6) runs through the inside of casing (2) and is provided with locking mechanical system (7), the upper portion of casing (2) is provided with disc (8), the upper portion right-hand member of disc (8) is provided with motor (9), the output shaft of motor (9) is connected with the top of dwang (3).

2. The fan impeller locking device according to claim 1, wherein: the locking mechanism (7) comprises a connecting plate (71) and two fixing blocks (72), the connecting plate (71) is installed at the bottom of the connecting rod (6), and the two fixing blocks (72) are symmetrically installed on the left side and the right side of the bottom of the connecting plate (71).

3. The fan impeller locking device according to claim 1, wherein: all install belt pulley (10), two on worm (4) and dwang (3) connect through belt (11) between belt pulley (10), install worm wheel (12) on dwang (3), just worm wheel (12) and worm (4) meshing.

4. A fan impeller locking apparatus according to claim 2, wherein: the left side and the right side of the upper portion of the impeller brake disc (1) are provided with positioning holes (13) matched with the fixing blocks (72) for use.

5. The fan impeller locking device according to claim 1, wherein: the upper portion left side of disc (8) is installed carousel (14), just the bottom of carousel (14) is connected with the top of worm (4).

6. A fan impeller locking apparatus according to claim 1, wherein: diaphragm (15) are installed to the inside lower extreme of casing (2), the bottom of worm (4) and dwang (3) all rotates with diaphragm (15) and is connected, square mouth (16) have been seted up on the upper portion of diaphragm (15), square mouth (16) are run through to the bottom of connecting rod (6) for square pole and connecting rod (6).

7. The fan impeller locking device according to claim 1, wherein: the motor (9) is electrically connected with the external terminal controller.