CN214999281U

CN214999281U - Homodromous three-shaft type transmission gear box

Info

Publication number: CN214999281U
Application number: CN202121348456.9U
Authority: CN
Inventors: 孙茂镇
Original assignee: Nanjing Changxin Intelligent Equipment Co ltd
Current assignee: Nanjing Changxin Intelligent Equipment Co ltd
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2021-12-03
Anticipated expiration: 2031-06-17

Abstract

The utility model relates to the technical field of gear boxes, in particular to a homodromous three-shaft type transmission gear box, which comprises a gear box main body, wherein a chassis is arranged at the bottom end of the gear box main body; the noise reduction mechanism is arranged on the outer surface of the gear box main body and comprises a noise reduction shell; damper, the chassis bottom is provided with damper, and damper includes the stopper, gear box main part surface cover is equipped with the shell of making an uproar, and the shell inner wall of making an uproar that makes an uproar is provided with inhales the sound cotton, shell both sides inner wall and front end inner wall of making an uproar all have seted up the trompil of making an uproar, shell bottom both sides inner wall of making an uproar all has seted up first fluting, and inside the penetrating push rod of first fluting. The utility model discloses a shell of making an uproar and inhaling the noise that the sound cotton sent the gear box main part and absorb and weaken to the produced noise of effectual reduction gear box main part has optimized operational environment, and has protected the staff.

Description

Homodromous three-shaft type transmission gear box

Technical Field

The utility model relates to a gear box technical field specifically is a syntropy three shaft type transmission gear box.

Background

The gearbox is an important mechanical component which is widely applied, the rotating speed of a wind wheel is usually very low and far cannot reach the rotating speed required by the power generation of a generator, and the rotating speed must be realized through the speed increasing action of a gear pair of the gearbox, so the gearbox is also called as a speed increasing box.

The conventional homodromous three-shaft transmission gear box generates a large noise inside during use, the noise is transmitted out through a shell of the gear box, the generated noise causes discomfort to surrounding workers and causes certain influence on the environment, and the homodromous three-shaft transmission gear box generates certain vibration during use, so that a homodromous three-shaft transmission gear box is urgently needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above technical problem, the present invention provides a coaxial three-shaft transmission gear box to solve the problem of the prior art that the coaxial three-shaft transmission gear box generates a large noise during the use.

In order to achieve the above object, the utility model provides a following technical scheme: a co-rotating, three-shaft drive gearbox comprising:

the bottom end of the gear box main body is provided with a chassis;

the noise reduction mechanism is arranged on the outer surface of the gear box main body and comprises a noise reduction shell;

the damping mechanism is arranged at the bottom end of the chassis and comprises a limiting block.

Preferably, the outer surface of the gear box main body is covered with a noise reduction shell, the inner wall of the noise reduction shell is provided with sound absorption cotton, the inner walls of two sides and the inner wall of the front end of the noise reduction shell are both provided with openings, the inner walls of two sides of the bottom end of the noise reduction shell are both provided with first grooves, push rods penetrate through the inner parts of the first grooves, two groups of push rods are fixed with connecting rods, one sides of the connecting rods, which are far away from each other, are both welded with first springs, the other ends of the two groups of first springs are both welded on the inner walls of the first grooves, the inner walls of two sides of the top end of the chassis are both provided with channels, the bottom ends of the connecting rods penetrate through the inner walls of the bottom end of the noise reduction shell to reach the inner parts of the channels, the bottom ends of the two groups of connecting rods are both fixed with lugs, the inner walls of two sides of the chassis are both provided with clamping grooves, and the lugs are inserted in the clamping grooves, the inner walls of the top ends of the clamping grooves are both provided with another channel matched with the connecting rods, absorb and weaken the produced noise of effectual reduction gear box main part through making an uproar shell and inhaling the noise that the sound cotton sent the gear box main part.

Preferably, the spout has been seted up to first fluting top inner wall, and is two sets of the inside sliding connection that all has the slider of spout, and the slider all fixes at the push rod outer wall, when the push rod was at the inside removal of first fluting, under the effect through spout and slider for the push rod removes more conveniently.

Preferably, chassis bottom equidistance is fixed with six groups of stopper, the telescopic link is all installed to the stopper bottom, and the base is all installed to the telescopic link bottom, through stopper, telescopic link and base under the effect, can reduce the damage of gear box main part internals, improves the life of gear box main part.

Preferably, the telescopic link includes the sleeve, movable rod and expanding spring, the base top is fixed with the sleeve, and sleeve top inner wall all inserts and is equipped with the movable rod, the movable rod top is fixed in the stopper bottom, and has the expanding spring between movable rod bottom and the sleeve inner wall, and under the effect through sleeve, movable rod and expanding spring, carries out the shock attenuation to the gear box main part for the gear box main part can improve stability during the use.

Preferably, the bottom end of the base is glued with a non-slip mat, the non-slip mat is made of rubber, and friction between the base and the ground can be improved through the non-slip mat, so that the chassis cannot easily displace.

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

1. the homodromous three-shaft type transmission gear box is provided with a noise reduction mechanism, when the homodromous three-shaft type transmission gear box needs to be used, a push rod is extruded inwards, a connecting rod drives a lug to move, a noise reduction shell is covered on the outer surface of a gear box main body, the connecting rod drives the lug to be inserted into a clamping groove, after the push rod is loosened, the connecting rod drives the lug to be clamped in the clamping groove under the elastic action of a first spring, and at the moment, noise emitted by the gear box main body is absorbed and weakened through the noise reduction shell and sound absorption cotton, so that the noise generated by the gear box main body is effectively reduced, the working environment is optimized, and workers are protected;

2. this syntropy three-axis type transmission gear box is provided with damper, because the gear box main part can produce certain vibrations during the use, consequently through installing stopper, telescopic link and base in the chassis bottom, when producing vibrations, under the effect through sleeve, movable rod and expanding spring, carry out the shock attenuation to the gear box main part for the gear box main part can improve stability during the use, thereby makes the damage that reduces gear box main part internals, improves the life of gear box main part.

Drawings

FIG. 1 is a schematic sectional view of the front view of the structure of the present invention;

fig. 2 is a schematic top sectional view of the chassis structure shown in fig. 1 according to the present invention;

fig. 3 is a schematic bottom view of the structure of the chassis in fig. 1 according to the present invention;

fig. 4 is an enlarged schematic view of a structure in fig. 1 according to the present invention.

In the figure: 1. a gear case main body; 2. a chassis; 11. a noise reducing housing; 12. sound-absorbing cotton; 13. opening a hole; 14. a first slot; 15. a push rod; 16. a connecting rod; 17. a first spring; 18. a bump; 19. a card slot; 21. a limiting block; 22. a telescopic rod; 23. a base.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a co-rotating, three-shaft drive gearbox comprising:

the gearbox comprises a gearbox main body 1, wherein a chassis 2 is arranged at the bottom end of the gearbox main body 1;

the outer surface of the gear box main body 1 is provided with a noise reduction mechanism, and the noise reduction mechanism comprises a noise reduction shell 11;

damping mechanism, 2 bottoms on chassis are provided with damping mechanism, and damping mechanism includes stopper 21.

The outer surface of the gear box body 1 is covered with a noise reduction shell 11, the inner wall of the noise reduction shell 11 is provided with sound absorption cotton 12, the inner walls of two sides and the inner wall of the front end of the noise reduction shell 11 are all provided with open holes 13, the inner walls of two sides of the bottom end of the noise reduction shell 11 are all provided with first open slots 14, push rods 15 penetrate through the inner walls of the first open slots 14, connecting rods 16 are fixed at the bottom ends of the two groups of push rods 15, first springs 17 are welded at one side of the connecting rods 16, the other ends of the two groups of first springs 17 are welded at the inner walls of the first open slots 14, channels are formed at the inner walls of two sides of the top end of the chassis 2, the bottom ends of the connecting rods 16 penetrate through the inner wall of the bottom end of the noise reduction shell 11 to the inside of the channels, lugs 18 are fixed at the bottom ends of the two groups of the connecting rods 16, clamping grooves 19 are formed at the inner walls of two sides of the chassis 2, the lugs 18 are inserted in the clamping grooves 19, and the inner walls of the top ends of the clamping grooves 19 are provided with another channel matched with the connecting rods 16, absorb and weaken the noise that gearbox main part 1 sent through making an uproar shell 11 and inhaling sound cotton 12, the produced noise of effectual reduction gearbox main part 1 has optimized operational environment to protect the staff, make an uproar shell 11 can also be quick dismantlement, can not influence the maintenance to gearbox main part 1.

The spout has been seted up to 14 top inner walls in first fluting, and the inside sliding connection that all has the slider in two sets of spouts, and the slider all fixes at the 15 outer walls of push rod, when push rod 15 when first fluting 14 is inside to be removed, under the effect through spout and slider for push rod 15 removes convenient and fast more.

2 bottoms on chassis equidistance are fixed with six sets of stopper 21, and telescopic link 22 is all installed to stopper 21 bottom, and base 23 is all installed to telescopic link 22 bottom, through stopper 21, telescopic link 22 and base 23's effect down for gearbox main part 1 is whole can more stable output, improves gearbox main part 1's life.

The telescopic link 22 includes the sleeve, movable rod and expanding spring, and 23 tops of the bases are fixed with the sleeve, and sleeve top inner wall all inserts and is equipped with the movable rod, and the movable rod top is fixed in stopper 21 bottom, and the welding has expanding spring between movable rod bottom and the sleeve inner wall, through the sleeve, under the effect of movable rod and expanding spring, carries out the shock attenuation to gear box main part 1, can reduce the damage of 1 internals of gear box main part.

The bottom end of the base 23 is glued with a non-slip mat, the non-slip mat is made of rubber, and the friction force between the base 23 and the ground can be improved through the non-slip mat, so that the chassis 2 cannot easily move.

The working principle is as follows: when the gear box main body 1 needs to be used, the push rod 15 is extruded inwards, the connecting rod 16 drives the bump 18 to move inwards, then the noise reduction shell 11 is covered on the outer surface of the gear box main body 1, the connecting rod 16 drives the bump 18 to penetrate through a channel and be inserted into the clamping groove 19, then the push rod 15 is loosened, the connecting rod 16 drives the bump 18 to move again under the elastic action of the first spring 17, so that the bump 18 is clamped in the clamping groove 19, and at the moment, noise emitted by the gear box main body 1 is absorbed and weakened through the noise reduction shell 11 and the sound absorption cotton 12;

when the gearbox main body 1 can produce vibrations during the use, stopper 21, telescopic link 22 and base 23 through chassis 2 bottom cooperate for remove in the activity pole sleeve, through the effect of expanding spring, carry out the shock attenuation to the gearbox main body 1 this moment, operate to this end.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A co-rotating, three-axis drive gearbox, comprising:

the bottom end of the gear box main body is provided with a chassis;

2. A co-rotating, three-axis drive gearbox according to claim 1, wherein: the utility model discloses a gearbox, including gear box main part, shell, connecting rod, first fluting, the shell inner wall of just making an uproar is all seted up to the outer surface cover of gear box main part, and the shell inner wall of just making an uproar is provided with inhales the sound cotton, the shell both sides inner wall of making an uproar and front end inner wall of making an uproar all have seted up the trompil, the shell bottom both sides inner wall of making an uproar all has seted up first fluting, and inside all running through the push rod, two sets of the push rod bottom all is fixed with the connecting rod, and the one side that the connecting rod deviates from mutually all welds first spring, two sets of the first spring other end all welds at first fluting inner wall, the passageway has all been seted up to chassis top both sides inner wall, and inside the lug is inserted and is established at the draw-in groove, another passageway of mutually supporting with the connecting rod has all been seted up to draw-in groove top inner wall inboard.

3. A co-rotating, three-axis drive gearbox according to claim 2, wherein: the inner wall of the top end of the first groove is provided with a sliding groove, the sliding grooves are internally and slidably connected with sliding blocks, and the sliding blocks are fixed on the outer wall of the push rod.

4. A co-rotating, three-axis drive gearbox according to claim 1, wherein: six groups of limiting blocks are fixed to the bottom end of the chassis at equal intervals, telescopic rods are mounted at the bottom ends of the limiting blocks, and bases are mounted at the bottom ends of the telescopic rods.

5. The co-rotating, three-axis drive gearbox of claim 4, wherein: the telescopic link includes the sleeve, movable rod and expanding spring, the base top is fixed with the sleeve, and sleeve top inner wall all inserts and is equipped with the movable rod, the movable rod top is fixed in the stopper bottom, and the welding has expanding spring between movable rod bottom and the sleeve inner wall.

6. The co-rotating, three-axis drive gearbox of claim 4, wherein: the bottom end of the base is glued with an anti-slip mat, and the anti-slip mat is made of rubber.