CN220578695U

CN220578695U - Impeller lifting appliance

Info

Publication number: CN220578695U
Application number: CN202322300358.3U
Authority: CN
Inventors: 钟扬; 陈俊鹏; 黄博坚; 陶廷军; 陆旭峰
Original assignee: Cccc Haifeng Wind Power Development Co ltd
Current assignee: Cccc Haifeng Wind Power Development Co ltd
Priority date: 2023-08-25
Filing date: 2023-08-25
Publication date: 2024-03-12
Anticipated expiration: 2033-08-25

Abstract

The utility model relates to the technical field of impeller lifting appliances, in particular to an impeller lifting appliance, which comprises a lifting seat main body, wherein a lifting ring which is convenient to connect with lifting equipment is arranged above the lifting seat main body, a fixing bolt is connected inside the lifting ring, and one end of the fixing bolt is provided with an anti-drop mechanism which is convenient to prevent the fixing bolt from being separated from the lifting ring. This impeller hoist through hanging piece and hanging hole setting at the upper surface of hanging seat main part, and a plurality of connecting bolt runs through hanging seat main part and impeller connection, be provided with rings, fixing bolt and the fixation nut of being connected with lifting device on hanging piece and hanging hole simultaneously to utilize hanging seat main part to lift by crane the work to the impeller, the anticreep head internal rotation that is connected with at fixing bolt one end has the check tooth, and the check groove looks joint of seting up of check tooth and fixing bolt one end is inside, so that prevent that fixation nut drops with the anticreep head fixed in fixing bolt's one end.

Description

Impeller lifting appliance

Technical Field

The utility model relates to the technical field of impeller lifting appliances, in particular to an impeller lifting appliance.

Background

The wind driven generator is an electric power device which converts wind energy into mechanical work and drives a rotor to rotate and finally outputs alternating current. The wind driven generator generally comprises components such as an impeller, blades, a generator set, a direction regulating mechanism, a tower barrel, a speed limiting safety mechanism, an energy storage device and the like, and in the installation process of the wind driven generator, the impeller is required to be lifted and installed by means of a hanging seat.

The existing impeller lifting appliance does not have a structure for preventing the lifting ring connecting bolt from falling off or displacing with the nut when in use, so that the impeller lifting appliance is subjected to certain rotation and vibration due to wind force in the lifting process, the lifting ring and the nut are easy to rotate in the opposite direction due to vibration or rotation in the contact process, the nut is easy to separate from the bolt or the bolt and the nut are fixed to the lifting ring, the lifting appliance is not convenient to use, and the utility model designs the impeller lifting appliance based on the defects of the prior art.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides an impeller lifting appliance which has the advantages of falling prevention or displacement of a lifting ring connecting bolt and a nut, and solves the problem that the lifting safety is influenced by loosening of the fixation of the lifting ring by the bolt and the nut due to the fact that the nut is easy to rotate in the opposite direction due to vibration or rotation in the contact process of the lifting ring and the nut.

The utility model provides the following technical scheme: the impeller lifting appliance comprises a lifting seat main body, wherein a lifting ring which is convenient to connect with lifting equipment is arranged above the lifting seat main body, a fixing bolt is connected inside the lifting ring, and one end of the fixing bolt is provided with an anti-falling mechanism which is convenient to prevent the fixing bolt from falling off from the lifting ring;

the anti-disengaging mechanism comprises an anti-disengaging head, an inner plate, a connecting shaft, a baffle, a check tooth, a supporting spring, an adjusting groove, a through groove, a rotary table and an adjusting rod, wherein the anti-disengaging head is in threaded rotation connection with the threaded end of a fixing bolt, the inner plate is arranged inside the anti-disengaging head, the connecting shaft is fixedly connected between the anti-disengaging head and the inner plate, the baffle is fixedly connected to the inner side of the inner plate, the check tooth is in rotation connection with the connecting shaft, the supporting spring is fixedly connected between the check tooth and the baffle, the adjusting groove is formed in one side of the check tooth, the through groove is formed in the anti-disengaging head in a penetrating mode, the rotary table is in rotation connection with the other side of the anti-disengaging head, and the adjusting rod is fixedly connected to one side of the rotary table towards the check tooth.

As a preferable technical scheme of the utility model, the anti-falling mechanism further comprises an inner groove and a non-return groove, wherein the inner groove is formed on one side of the threaded end of the fixing bolt, and the non-return groove is formed on the side wall of the inner cavity of the inner groove.

As a preferable technical scheme of the utility model, the upper surface of the hanging seat main body is fixedly connected with a hanging block, the inside of the hanging block is fixedly connected with a hanging hole, the side surface of the hanging seat main body is fixedly connected with a side plate, and the upper surface of the hanging seat main body is inserted with a connecting bolt through threads.

As a preferable technical scheme of the utility model, one end of the hanging ring is connected with a fixing nut in a threaded manner.

As a preferable technical scheme of the utility model, the two sides of the hanging block are provided with reinforcing plates, and the thickness of the hanging hole is larger than that of the hanging block.

As a preferable technical scheme of the utility model, the hanging ring is rotatably connected to two sides of the hanging block and the hanging hole, and the fixing bolt is rotatably inserted into the hanging hole.

As a preferable technical scheme of the utility model, the inner plate is arranged in the inner groove, the check teeth are in sliding clamping connection in the check groove, the adjusting rod penetrates through the inner part of the through groove and is in sliding connection in the adjusting groove.

Compared with the prior art, the utility model has the following beneficial effects:

1. this impeller hoist through with rings through fixing bolt and fixation nut install on hanging piece and hanging hole, utilize the anticlockwise rotatory carousel of instrument and drive the regulation pole rotation this moment, pivoted regulation pole makes the rotatory inwards withdrawal of check tooth through sliding in the adjustment tank under the spacing of logical groove, with anticreep head alignment fixing bolt back clockwise rotation twist on fixing bolt this moment, until anticreep head contacts with one side of fixation nut, then with carousel clockwise rotation make the regulation pole drive check tooth reset, the check tooth simultaneously under support spring's effect also outwards ejection and control slight rotation anticreep head until the check tooth enters into the inside of check tank completely can, the anticreep head can only be realized being close to the direction removal of fixation nut this moment, can't break away from fixing bolt by oneself.

2. According to the impeller lifting tool, the hexagonal wrench is inserted into the turntable to rotate anticlockwise, the adjusting rod slides in the adjusting groove to enable the check tooth to retract to release the locking with the check groove, and at the moment, the anti-drop head is rotated anticlockwise to enable the anti-drop head to be separated from the fixing bolt, so that the device is convenient to detach the fixing nut rapidly.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view showing the bottom view of the hanger main body of the present utility model;

FIG. 3 is a schematic view of an explosion structure of the lifting ring according to the utility model;

fig. 4 is a schematic cross-sectional view of the anti-disengaging mechanism of the present utility model.

Fig. 5 is a schematic view of the explosion structure of the anti-disengaging mechanism of the utility model.

In the figure: 1. a hanging seat main body; 101. hanging blocks; 102. a hanging hole; 103. a side plate; 104. a connecting bolt; 2. a hanging ring; 201. a fixing bolt; 202. a fixing nut; 3. an anti-drop mechanism; 301. an inner tank; 302. a non-return groove; 303. an anti-head release; 304. an inner plate; 305. a connecting shaft; 306. a baffle; 307. check teeth; 308. a support spring; 309. an adjustment tank; 310. a through groove; 311. a turntable; 312. and (5) adjusting the rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, an impeller sling includes a sling body 1, a hanging ring 2 which is convenient for being connected with a lifting device is arranged above the sling body 1, a fixing bolt 201 is connected to the inside of the hanging ring 2, an anti-falling mechanism 3 which is convenient for preventing the fixing bolt 201 from falling off from the hanging ring 2 is arranged at one end of the fixing bolt 201, a sling block 101 is fixedly connected to the upper surface of the sling body 1, a sling hole 102 is fixedly connected to the inside of the sling block 101, a side plate 103 is fixedly connected to the side surface of the sling body 1, a connecting bolt 104 is inserted through threads on the upper surface of the sling body 1, reinforcing plates are arranged on two sides of the sling block 101, and the thickness of the sling hole 102 is larger than that of the sling block 101.

Referring to fig. 4-5, the anti-disengaging mechanism 3 includes an anti-disengaging head 303, an inner plate 304, a connecting shaft 305, a baffle 306, a check tooth 307, a supporting spring 308, an adjusting slot 309, a through slot 310, a turntable 311 and an adjusting rod 312, wherein the anti-disengaging head 303 is in threaded rotation connection with a threaded end of the fixing bolt 201, the inner plate 304 is arranged inside the anti-disengaging head 303, the connecting shaft 305 is fixedly connected between the anti-disengaging head 303 and the inner plate 304, the baffle 306 is fixedly connected with the inner side of the inner plate 304, the check tooth 307 is in rotation connection with the connecting shaft 305, the supporting spring 308 is fixedly connected between the check tooth 307 and the baffle 306, the adjusting slot 309 is arranged on one side of the check tooth 307, the through slot 310 is arranged inside the anti-disengaging head 303, the turntable 311 is in rotation connection with the other side of the anti-disengaging head 303, the adjusting rod 312 is fixedly connected with one side of the turntable 311 facing the check tooth 307, the inner groove 301 is arranged on one side of the threaded end of the fixing bolt 201, the check slot 302 is arranged on the inner cavity side wall of the inner groove 301, the inner plate 304 is arranged inside the inner groove 301, the check tooth 307 is in sliding connection with the check tooth 307 is in the inner groove 302, the sliding connection with the adjusting rod 312 is in the sliding connection with the inner slot 312.

Through setting up anticreep head 303, be convenient for restrict the position of fixation nut 202, through setting up check tooth 307 and check groove 302, be convenient for after check tooth 307 imbeds the interior locking of check groove 302, anticreep head 303 can't outwards remove on fixing bolt 201 under the condition that does not receive external interference, has further improved fixation nut 202 anticreep effect, through setting up regulation pole 312, the position of the check tooth 307 of being convenient for is adjusted, makes its card imbeds the inside of check groove 302 or breaks away from its inside.

Referring to fig. 3, a fixing nut 202 is screwed at one end of the hanging ring 2, the hanging ring 2 is rotatably connected to two sides of the hanging block 101 and the hanging hole 102, and a fixing bolt 201 is rotatably inserted into the hanging hole 102.

Through setting up rings 2, be convenient for carry out comparatively nimble connection with hanging seat main part 1, prevent that the wearing and tearing of lifting rope and hanging seat main part 1 from greatly influencing safety.

When the impeller lifting tool is used in an initial state, firstly, the lifting block 101 and the lifting hole 102 are arranged on the upper surface of the lifting seat main body 1, a plurality of connecting bolts 104 penetrate through the lifting seat main body 1 and are connected with an impeller, meanwhile, lifting rings 2, fixing bolts 201 and fixing nuts 202 which are connected with lifting equipment are arranged on the lifting block 101 and the lifting hole 102 so as to facilitate lifting operation of the impeller by using the lifting seat main body 1, a check tooth 307 is rotationally connected with an anti-falling head 303 which is connected with one end of the fixing bolt 201, and the check tooth 307 is clamped with a check groove 302 which is formed in one end of the fixing bolt 201 so as to fix the anti-falling head 303 at one end of the fixing bolt 201 and prevent the fixing nuts 202 from falling;

when the fixing nut 202 needs to be prevented from falling off in the hoisting process, firstly, the hoisting ring 2 is installed on the hoisting block 101 and the hoisting hole 102 through the fixing bolt 201 and the fixing nut 202, at this moment, the tool is used for rotating the rotary table 311 anticlockwise and driving the adjusting rod 312 to rotate, the rotating adjusting rod 312 slides in the adjusting groove 309 under the limit of the through groove 310 to enable the check tooth 307 to rotate inwards to retract, at this moment, the anti-falling head 303 is aligned with the fixing bolt 201 and then is screwed on the fixing bolt 201 in a clockwise direction until the anti-falling head 303 contacts with one side of the fixing nut 202, then the rotary table 311 is rotated clockwise to enable the adjusting rod 312 to drive the check tooth 307 to reset, meanwhile, the check tooth 307 is also ejected outwards under the action of the supporting spring 308 and slightly rotates the anti-falling head 303 left and right until the check tooth 307 completely enters the inside of the check groove 302, at this moment, the anti-falling head 303 can only move towards the direction close to the fixing nut 202, and can not separate from the fixing bolt 201 by itself, so as to play a role of preventing the fixing nut 202 from falling off in the hoisting process.

When the fixing nut 202 needs to be quickly removed, only a hexagonal wrench is needed to be inserted into the turntable 311 to rotate anticlockwise, so that the adjusting rod 312 slides in the adjusting groove 309 to enable the check tooth 307 to retract to release the locking with the check groove 302, and at the moment, the anti-falling head 303 is rotated anticlockwise to separate from the fixing bolt 201, so that the fixing nut 202 can be quickly removed.

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

Claims

1. Impeller hoist, including hanging seat main part (1), its characterized in that: a lifting ring (2) which is convenient to connect with lifting equipment is arranged above the lifting seat main body (1), a fixing bolt (201) is connected inside the lifting ring (2), and an anti-falling mechanism (3) which is convenient to prevent the fixing bolt (201) from falling off from the lifting ring (2) is arranged at one end of the fixing bolt (201);

the anti-drop mechanism (3) comprises an anti-drop head (303), an inner plate (304), a connecting shaft (305), a baffle (306), check teeth (307), a supporting spring (308), an adjusting groove (309), a through groove (310), a rotary table (311) and an adjusting rod (312), wherein the anti-drop head (303) is connected with the threaded end of a fixing bolt (201) in a threaded mode, the inner plate (304) is arranged inside the anti-drop head (303), the connecting shaft (305) is fixedly connected between the anti-drop head (303) and the inner plate (304), the baffle (306) is fixedly connected with the inner side of the inner plate (304), the check teeth (307) are rotationally connected onto the connecting shaft (305), the supporting spring (308) is fixedly connected between the check teeth (307) and the baffle (306), the adjusting groove (309) is formed in one side of the check teeth (307), the through groove (310) penetrates through the inside the anti-drop head (303), the rotary table (311) is rotationally connected with the other side of the anti-drop head (303), and the adjusting rod (312) is fixedly connected with one side of the rotary table (307) towards the check teeth (311).

2. An impeller hanger according to claim 1, wherein: the anti-drop mechanism (3) further comprises an inner groove (301) and a check groove (302), the inner groove (301) is formed in one side of the threaded end of the fixing bolt (201), and the check groove (302) is formed in the side wall of the inner cavity of the inner groove (301).

3. An impeller hanger according to claim 1, wherein: the lifting seat is characterized in that a lifting block (101) is fixedly connected to the upper surface of the lifting seat body (1), a lifting hole (102) is fixedly connected to the inside of the lifting block (101), a side plate (103) is fixedly connected to the side face of the lifting seat body (1), and a connecting bolt (104) penetrates through the upper surface of the lifting seat body (1) in a threaded insertion mode.

4. An impeller hanger according to claim 1, wherein: one end of the hanging ring (2) is connected with a fixing nut (202) in a threaded mode.

5. An impeller hanger according to claim 3, wherein: reinforcing plates are arranged on two sides of the hanging block (101), and the thickness of the hanging hole (102) is larger than that of the hanging block (101).

6. An impeller hanger according to claim 4, wherein: the hanging ring (2) is rotationally connected to two sides of the hanging block (101) and the hanging hole (102), and the fixing bolt (201) is rotationally inserted into the hanging hole (102).

7. An impeller hanger according to claim 2, wherein: the inner plate (304) is arranged in the inner groove (301), the check teeth (307) are slidably clamped in the check groove (302), the adjusting rod (312) penetrates through the inner part of the through groove (310) in a sliding mode, and the adjusting rod (312) is slidably connected in the adjusting groove (309).