CN220078344U - Gear box hoist device - Google Patents

Abstract

The utility model relates to a gear box body lifting device which comprises a box body, wherein a partition plate is fixed at the center of the inner wall of the box body, an adjusting lifting mechanism is arranged on the box body, a bracket is fixed at the top of the box body, and an electric limiter is arranged on the back of the box body; the adjusting and hoisting mechanism comprises two chambers positioned at the left end and the right end of the partition board, the adjusting and hoisting mechanism further comprises springs fixed at the left end and the right end of the partition board, the inner walls of the chambers are connected with inner sliding blocks in a sliding manner, and inner strong magnetic rings are fixed at the left end and the right end of the outer surface of the inner sliding blocks. This gear box hoist device is equipped with through adjusting hoist mechanism on the box to set up electronic stopper on adjusting hoist mechanism, adjust hoist mechanism and adopt pneumatic drive, make two splint remove, thereby carry out quick centre gripping hoist and mount to the gear box of equidimension, then cooperate electronic stopper to carry out spacingly, avoid appearing removing the phenomenon at the in-process splint of hoist and mount, improve hoist and mount security.

Description

Gear box hoist device

Technical Field

The utility model relates to the technical field of gear box body hoisting, in particular to a gear box body hoisting device.

Background

Gearboxes are widely used, for example in wind power plants, and are an important mechanical component in wind power plants, the main function of which is to transmit the power generated by a wind wheel under the action of wind to a generator and to obtain a corresponding rotational speed.

In the production process of the gear box, the gear box is required to be hoisted and transported, for example, a gear box hoisting device is disclosed in China patent (publication number: CN 113371584A), and comprises a hoisting rope, a box body adjusting mechanism, a fixed seat, an arc-shaped fixing ring, a collision plate and a connecting ring, wherein the hoisting rope is fixed at the top of the fixed seat, a plurality of box body adjusting mechanisms uniformly penetrate through the fixed seat, the upper and lower positions of the box body adjusting mechanisms in the fixed seat are adjustable, and the box body adjusting mechanisms attract the gear box body; the gear box body with larger volume to be installed is placed below the fixed seat, a user moves the position between the adjusting rod and the fixed seat, and the sucker rotationally connected with the bottom of the adjusting rod is sucked on the gear box body, so that the position of the gear box body is adjusted at different angles, the moved position of the adjusting rod is connected to a positioning hole formed in the adjusting rod through the fixed seat by a positioning bolt, and the position between the adjusting rod and the fixed seat can be limited; the technical scheme is characterized in that a large number of bolts are arranged on the lifting device, so that the lifting device is required to be manually operated more than necessary, time and labor are wasted, the lifting efficiency is low, a limiter is not arranged on the lifting device, the gear box body is easy to fall off during lifting, certain potential safety hazards exist, and the gear box body lifting device is provided for solving the problems.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a gear box body lifting device which has the advantages of high lifting efficiency, high safety and the like, and solves the problems of low lifting efficiency and insufficient safety of the existing gear box body lifting device.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the gear box body lifting device comprises a box body, wherein a partition plate is fixed at the center of the inner wall of the box body, an adjusting lifting mechanism is arranged on the box body, a support is fixed at the top of the box body, and an electric limiter is arranged on the back of the box body;

the adjusting and lifting mechanism comprises two chambers positioned at the left end and the right end of the partition plate, the adjusting and lifting mechanism further comprises springs fixed at the left end and the right end of the partition plate, inner walls of the chambers are slidably connected with inner sliding blocks, the left end and the right end of the outer surfaces of the inner sliding blocks are respectively fixedly provided with an inner strong magnetic ring, the adjusting and lifting mechanism further comprises a high-pressure air pipe and a pressure relief valve which are fixed with the left end and the right end of the box body, the adjusting and lifting mechanism further comprises an outer sliding block which is slidably connected with the outer surface of the box body, the upper end and the lower end of the inner wall of the outer sliding block are respectively fixedly provided with an outer strong magnetic ring, the bottom end of the outer sliding block is fixedly provided with a clamping plate, and the front end of the inner side of the outer sliding block is fixedly provided with a limiting block.

Further, the inner strong magnetic ring and the outer strong magnetic ring are Ru-Fe-B magnetic rings, and the magnetic poles between the inner strong magnetic ring and the outer strong magnetic ring are opposite.

Further, one end of the spring, which is far away from the partition board, is fixed with the inner slide, and a sealing ring positioned between the two inner strong magnetic rings is fixed on the outer surface of the inner slide.

Further, the front of box has seted up the spout, the one end sliding connection in the inside of spout of outer slider is kept away from to the stopper.

Further, electronic stopper is including being fixed in the motor at outer slider back, the output shaft of motor is fixed with the thread bush, the inner wall threaded connection of thread bush has the screw rod, the front of screw rod is fixed with the pinion rack, electronic stopper is still including being fixed in the rack at box back, electronic stopper is still including seting up the recess at the inboard rear end of outer slider.

Further, the pinion rack is square pinion rack, the recess is square recess, pinion rack sliding connection is in the recess inner wall, pinion rack and rack mesh mutually.

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

this gear box hoist device is equipped with through adjusting hoist mechanism on the box to set up electronic stopper on adjusting hoist mechanism, adjust hoist mechanism and adopt pneumatic drive, make two splint remove, thereby carry out quick centre gripping hoist and mount to the gear box of equidimension, then cooperate electronic stopper to carry out spacingly, avoid appearing removing the phenomenon at the in-process splint of hoist and mount, improve hoist and mount security.

Drawings

FIG. 1 is a schematic view of the appearance structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

fig. 3 is a schematic side view of the electric stopper of the present utility model.

In the figure: the device comprises a box body 1, a partition plate 2, a lifting mechanism 3, a chamber 301, a spring 302, a sliding block 303, a powerful magnetic ring in the sliding block 304, a high-pressure air pipe 305, a pressure release valve 306, an outer sliding block 307, a powerful magnetic ring outside 308, a clamping plate 309, a limiting block 310, a bracket 4, an electric limiting block 5, a motor 501, a threaded sleeve 502, a threaded rod 503, a toothed plate 504, a rack 505 and a groove 506.

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. 1-2, a gear housing lifting device in this embodiment includes a housing 1, a partition board 2 is fixed at the center of the inner wall of the housing 1, an adjusting lifting mechanism 3 is disposed on the housing 1, a bracket 4 is fixed at the top of the housing 1, and an electric limiter 5 is disposed on the back of the housing 1.

It should be noted that, the adjusting and hoisting mechanism 3 adopts pneumatic driving, so as to rapidly clamp and hoist gear cases with different sizes, and the electric limiter 5 can improve the safety after clamping.

Referring to fig. 2, in order to facilitate clamping and lifting of the gear housing, the adjusting and lifting mechanism 3 in this embodiment includes two chambers 301 located at the left and right ends of the partition 2, the adjusting and lifting mechanism 3 further includes a spring 302 fixed at the left and right ends of the partition 2, an inner wall of the chamber 301 is slidably connected with an inner slide 303, one end of the spring 302 away from the partition 2 is fixed with the inner slide 303, both the left and right ends of the outer surface of the inner slide 303 are fixed with inner strong magnetic rings 304, the outer surface of the inner slide 303 is fixed with sealing rings located between the two inner strong magnetic rings 304, the adjusting and lifting mechanism 3 further includes a high-pressure air pipe 305 and a pressure release valve 306 fixed with the left and right ends of the housing 1, one end of the high-pressure air pipe 305 away from the housing 1 is connected with external high-pressure air equipment, the adjusting and lifting mechanism 3 further includes an outer slide 307 slidably connected with the outer surface of the housing 1, both the upper and lower ends of the inner wall of the outer slide 307 are fixed with outer strong magnetic rings 308, the bottom end of the outer slide 307 is fixed with clamping plates 309, and the front end of the inner side of the outer slide 307 is fixed with a stopper 310.

The inner strong magnetic ring 304 and the outer strong magnetic ring 308 are both Ru-Fe-B magnetic rings, and the magnetic poles between the inner strong magnetic ring 304 and the outer strong magnetic ring 308 are opposite, so that the outer strong magnetic ring 308 can be driven to move when the inner strong magnetic ring 304 moves.

In the adjusting and hoisting mechanism 3 in this embodiment, high-pressure air enters the cavity 301 from the high-pressure air pipe 305 and extrudes the inner slider 303 to move, and the inner and outer slider 307 moves synchronously by matching with the inner and outer strong magnetic rings 304 and 308, so that the gear cases with different sizes can be rapidly clamped and hoisted by the two clamping plates 309.

It can be appreciated that the front surface of the case 1 is provided with a sliding groove, and one end of the limiting block 310, which is far away from the outer sliding block 307, is slidably connected to the inside of the sliding groove, so as to limit the outer sliding block 307 and prevent the outer sliding block from rotating on the outer surface of the case 1.

Referring to fig. 2-3, in order to improve the safety during lifting, the electric limiter 5 in this embodiment includes a motor 501 fixed on the back of the outer slide 307, a threaded sleeve 502 is fixed on an output shaft of the motor 501, a screw 503 is screwed on an inner wall of the threaded sleeve 502, a toothed plate 504 is fixed on the front of the screw 503, the electric limiter 5 further includes a rack 505 fixed on the back of the box 1, and the electric limiter 5 further includes a groove 506 opened on the back end inside the outer slide 307.

Meanwhile, the toothed plate 504 is a square toothed plate, the groove 506 is a square groove, the toothed plate 504 is slidably connected to the inner wall of the groove 506, the toothed plate 504 is meshed with the rack 505, and the toothed plate 504 moves in the groove 506 to limit the screw 503 to perform circular motion along with the threaded sleeve 502.

In the electric limiter 5 of the present embodiment, after the outer slide 307 is moved, the output shaft of the motor 501 drives the threaded sleeve 502 to rotate, so that the screw 503 drives the toothed plate 504 to move, and the toothed plate 504 is meshed with the rack 505, so as to limit the position of the outer slide 307.

The working principle of the embodiment is as follows:

high-pressure air is input into the cavity 301 through the high-pressure air pipe 305 by external high-pressure air equipment, the high-pressure air drives the two inner sliding blocks 303 to move and extrudes the spring 302 to deform, the sealing ring ensures tightness, when the inner sliding blocks 303 move, the outer strong magnetic rings 308 magnetically attracted with the inner strong magnetic rings 304 move and drive the outer sliding blocks 307 to synchronously move, so that the clamping plates 309 can clamp and hoist gear box bodies with different sizes, when the clamping is not needed, only the pressure release valve 306 is needed to release pressure, the inner sliding blocks 303 are reset under the driving of the spring 302, in addition, after the outer sliding blocks 307 move to a specified position, the screw sleeve 502 is driven by the output shaft of the motor 501 to rotate, the toothed plates 504 move back and forth in the grooves 506, the screw rods 503 can be prevented from following the screw sleeve 502 to do circular motion, the screw rods 503 can drive the toothed plates 504 to move back and forth, the positions of the outer sliding blocks 307 can be limited after the toothed plates 504 are meshed with the racks 505, and the phenomenon that the clamping plates 309 move in the clamping process of the gear box bodies is avoided.

It is noted that 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. Moreover, 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. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

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 (6)

1. The utility model provides a gear box hoist device, includes box (1), its characterized in that: a partition plate (2) is fixed at the center of the inner wall of the box body (1), an adjusting and hoisting mechanism (3) is arranged on the box body (1), a support (4) is fixed at the top of the box body (1), and an electric limiter (5) is arranged on the back of the box body (1);

the adjusting and lifting mechanism (3) comprises two chambers (301) positioned at the left end and the right end of the partition plate (2), the adjusting and lifting mechanism (3) further comprises springs (302) fixed at the left end and the right end of the partition plate (2), inner walls of the chambers (301) are slidably connected with inner slide blocks (303), inner powerful magnetic rings (304) are fixed at the left end and the right end of the outer surfaces of the inner slide blocks (303), the adjusting and lifting mechanism (3) further comprises high-pressure air pipes (305) and pressure relief valves (306) fixed at the left end and the right end of the box body (1), the adjusting and lifting mechanism (3) further comprises outer slide blocks (307) slidably connected to the outer surfaces of the box body (1), the upper end and the lower end of the inner walls of the outer slide blocks (307) are fixedly provided with outer powerful magnetic rings (308), clamping plates (309) are fixedly arranged at the bottom ends of the outer slide blocks (307), and limiting blocks (310) are fixedly arranged at the front ends of the inner sides of the outer slide blocks (307).

2. A gear housing lifting device as claimed in claim 1, wherein: the inner strong magnetic ring (304) and the outer strong magnetic ring (308) are Ru-Fe-B magnetic rings, and the magnetic poles between the inner strong magnetic ring (304) and the outer strong magnetic ring (308) are opposite.

3. A gear housing lifting device as claimed in claim 1, wherein: one end of the spring (302) far away from the partition plate (2) is fixed with the inner slide (303), and a sealing ring positioned between two inner strong magnetic rings (304) is fixed on the outer surface of the inner slide (303).

4. A gear housing lifting device as claimed in claim 1, wherein: the front of the box body (1) is provided with a sliding groove, and one end of the limiting block (310) far away from the outer sliding block (307) is connected to the inside of the sliding groove in a sliding mode.

5. A gear housing lifting device as claimed in claim 1, wherein: the electric limiter (5) comprises a motor (501) fixed on the back of the outer sliding block (307), a threaded sleeve (502) is fixed on an output shaft of the motor (501), a screw rod (503) is connected with the inner wall of the threaded sleeve (502) in a threaded mode, a toothed plate (504) is fixed on the front face of the screw rod (503), the electric limiter (5) further comprises a rack (505) fixed on the back of the box body (1), and the electric limiter (5) further comprises a groove (506) formed in the rear end of the inner side of the outer sliding block (307).

6. The gear housing lifting device of claim 5, wherein: the toothed plate (504) is a square toothed plate, the groove (506) is a square groove, the toothed plate (504) is slidably connected to the inner wall of the groove (506), and the toothed plate (504) is meshed with the rack (505).