CN213331705U

CN213331705U - Noise reduction device for wind power generation

Info

Publication number: CN213331705U
Application number: CN202021636914.4U
Authority: CN
Inventors: 肖龙; 姚惠
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2021-06-01
Anticipated expiration: 2031-04-16

Abstract

The utility model discloses a noise reduction device for wind power generation, which comprises a bottom plate, wherein the bottom plate is provided with a plurality of through holes, the bottom of the bottom plate is fixedly connected with a plurality of rod bodies, the rod body is sleeved with a second barrel body, the rod bodies are connected with the second barrel body in a sliding way, a spring is arranged in the second barrel body, one end of the spring is fixedly connected with the second barrel body, the other end of the spring is fixedly connected with the rod bodies, the bottom end of the second barrel body is fixedly connected with support legs, the surface of the bottom plate is fixedly connected with an electric fan, the upper cover of the bottom plate is closed with the first barrel body, the inner wall of the first barrel body is fixedly connected with a sound insulation layer, one side of the sound insulation layer is fixedly connected with a plurality of small lugs, when the electric fan runs, the acting force generated by the shaking, thereby the production of noise is reduced, and the noise can be reflected by a plurality of little lugs when first barrel is propagated to fall the noise.

Description

Noise reduction device for wind power generation

Technical Field

The utility model relates to a technical field of making an uproar specifically is a wind power generation is with making an uproar device of falling.

Background

Wind power generation refers to converting kinetic energy of wind into electric energy. Wind energy is a clean and pollution-free renewable energy source, and is used by people for a long time, mainly for pumping water, grinding surfaces and the like through windmills, and at present, people are interested in how to use wind to generate electricity. The wind power generation is very environment-friendly, and the wind energy is huge, so that the wind power generation is increasingly paid attention by various countries in the world. The principle of wind power generation is as follows: the kinetic energy of wind is converted into mechanical kinetic energy, and then the mechanical energy is converted into electric kinetic energy, namely wind power generation. The wind power drives the windmill blades to rotate, and the rotating speed is increased through the speed increaser, so that the generator is promoted to generate electricity. According to current windmill technology, the generation of electricity can be started at a breeze speed (in the order of breeze) of about three meters per second. Wind power generation is forming a hot tide in the world because it does not require the use of fuel and does not produce radiation or air pollution.

The existing wind driven generator is provided with a cooling unit which generally comprises a built-in shaft power fan for cooling the generator, the built-in shaft power fan of the wind driven generator is generally large in power and generates large noise so as to cause the noise of the generator set to exceed the standard in order to ensure certain cooling power, and in order to solve the problems, the noise reduction device for the wind driven generator is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wind power generation is with falling device of making an uproar to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a wind power generation is with falling device of making an uproar, includes the bottom plate, a plurality of through-holes have been seted up to the bottom plate, a plurality of body of rod of bottom fixedly connected with of bottom plate, body of rod overcoat is equipped with the second barrel, body of rod and second barrel sliding connection, be provided with the spring in the second barrel, the one end and the second barrel fixed connection of spring, the other end and the body of rod fixed connection of spring, the bottom fixedly connected with stabilizer blade of second barrel, the fixed surface of bottom plate is connected with the electric fan, the bottom plate upper cover has closed first barrel, the inner wall fixedly connected with puigging of first barrel, one side fixedly connected with a plurality of little lugs of puigging.

As a further aspect of the present invention: the clamping groove has all been seted up to the both sides of first barrel one end, the one end lid of first barrel has closed the screen panel, the equal fixedly connected with fixture block in both sides of screen panel, the fixture block sets up in the clamping groove with the draw-in groove joint.

As a further aspect of the present invention: the electric fan is sleeved with a rubber pad, and the rubber pad is fixedly connected with the inner wall of the first cylinder.

As a further aspect of the present invention: the bottom of the bottom plate is fixedly connected with a connecting plate, the connecting plate is provided with a chute, a dust-proof net is arranged in the chute, and the dust-proof net is in sliding connection with the chute.

As a further aspect of the present invention: second threaded holes are formed in the two sides of the bottom plate, and third threaded holes are formed in the two sides of the first barrel.

As a further aspect of the present invention: the supporting leg is provided with a plurality of first threaded holes.

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

1. the utility model discloses when the electric fan moves, cushion the produced effort of electric fan shake through the spring, reduce the vibrations of electric fan to the production of noise abatement, the noise can be reflected by a plurality of little lugs when first barrel is propagated, thereby fall the noise, one side of little lug is provided with the puigging moreover, the noise can be by further consumption before spreading first barrel, thereby the effect of making an uproar falls in the realization.

2. The utility model discloses be provided with dust separation net and screen panel, the effect of dust separation net is that the air current for getting into in the electric fan separates the dirt and handles, avoids the dust to get into the electric fan and causes the pollution to the electric fan, prolongs the life of electric fan, because the dust separation net can be taken out from the spout, so make things convenient for personnel to wash dust separation net, the effect of screen panel is that keep apart the electric fan, avoids the blade of staff miscontact electric fan to cause the injury.

Drawings

Fig. 1 is a schematic structural view of a noise reduction device for wind power generation.

Fig. 2 is a perspective view of a noise reduction device for wind power generation.

Fig. 3 is a front view of a noise reducer for wind power generation.

Fig. 4 is an enlarged schematic view of a portion a in fig. 1.

Shown in the figure: the dust-proof device comprises a bottom plate 1, a sliding groove 2, a through hole 3, a dust-proof net 4, a connecting plate 5, a second barrel 6, support legs 7, a first threaded hole 8, a spring 9, a rod body 10, a second threaded hole 11, a third threaded hole 12, a rubber pad 13, a first barrel 14, a small bump 15, a sound-proof layer 16, a mesh enclosure 17, an electric fan 18, a clamping groove 19 and a clamping block 20.

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, in an embodiment of the present invention, a noise reduction device for wind power generation includes a bottom plate 1, a sliding groove 2, a through hole 3, a dust-proof net 4, a connecting plate 5, a second cylinder 6, a supporting leg 7, a first threaded hole 8, a spring 9, a rod body 10, a second threaded hole 11, a third threaded hole 12, a rubber pad 13, a first cylinder 14, a small bump 15, a sound-proof layer 16, a mesh cover 17, an electric fan 18, a clamping groove 19, and a clamping block 20, wherein the bottom plate 1 is provided with a plurality of through holes 3, the bottom of the bottom plate 1 is fixedly connected with a plurality of rod bodies 10, the rod bodies 10 are sleeved with the second cylinder 6, the rod bodies 10 are slidably connected with the second cylinder 6, the second cylinder 6 is provided with the spring 9, one end of the spring 9 is fixedly connected with the second cylinder 6, the other end of the spring 9 is fixedly connected with the rod body 10, the supporting, the bottom plate 1 is covered with a first cylinder body 14, the inner wall of the first cylinder body 14 is fixedly connected with a sound insulation layer 16, the sound insulation layer 16 is made of sound insulation cotton, one side of the sound insulation layer 16 is fixedly connected with a plurality of small bumps 15, the small bumps 15 are made of sponge, both sides of one end of the first cylinder body 14 are provided with clamping grooves 19, one end of the first cylinder body 14 is covered with a mesh enclosure 17, both sides of the mesh enclosure 17 are fixedly connected with clamping blocks 20, the clamping blocks 20 are arranged in the clamping grooves 19 and clamped with the clamping grooves 19, an electric fan 18 is sleeved with a rubber pad 13, the rubber pad 13 is fixedly connected with the inner wall of the first cylinder body 14, the bottom of the bottom plate 1 is fixedly connected with a connecting plate 5, the connecting plate 5 is provided with a sliding groove 2, a dust separation net 4 is arranged in the sliding groove 2, both sides of the bottom plate 1 are provided with second threaded holes 11, the supporting leg 7 is provided with a plurality of first threaded holes 8.

The utility model discloses a theory of operation is:

when the electric fan 18 runs, the rubber pad 13 can buffer the acting force generated by the left and right shaking of the electric fan 18, the spring 9 can buffer the acting force generated by the up and down shaking of the electric fan 18, the vibration of the electric fan 18 is reduced, the generation of noise is reduced, the residual noise can be contacted with the small bump 15 when the first cylinder 14 is transmitted, the noise is further reflected in the first cylinder 14 by the small bump 15, the noise can be reflected for a plurality of times in the first cylinder 14 due to the plurality of small bumps 15 arranged on the first cylinder 14, the noise is reduced, the noise insulation layer 16 is arranged on one side of the small bump 15, the noise can be further consumed before being transmitted out of the first cylinder 14, the noise reduction effect is realized, the dust insulation net 4 is used for carrying out dust insulation treatment on the airflow entering the electric fan 18, and the dust entering the electric fan 18 is prevented from polluting the electric fan 18, the service life of the electric fan 18 is prolonged, the dust-proof net 4 can be drawn out from the chute 2, so that the dust-proof net 4 can be conveniently cleaned by personnel, and the mesh enclosure 17 is used for isolating the electric fan 18 to prevent the injury caused by the fact that the personnel mistakenly contact with the blades of the electric fan 18.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a wind power generation is with making an uproar device that falls, includes bottom plate (1), its characterized in that: the bottom plate (1) is provided with a plurality of through holes (3), the bottom of the bottom plate (1) is fixedly connected with a plurality of rod bodies (10), the second cylinder (6) is sleeved outside the rod body (10), the rod body (10) is connected with the second cylinder (6) in a sliding way, a spring (9) is arranged in the second cylinder (6), one end of the spring (9) is fixedly connected with the second cylinder (6), the other end of the spring (9) is fixedly connected with the rod body (10), the bottom end of the second cylinder body (6) is fixedly connected with a support leg (7), an electric fan (18) is fixedly connected to the surface of the bottom plate (1), a first cylinder (14) is covered on the bottom plate (1), the inner wall of the first cylinder body (14) is fixedly connected with a sound insulation layer (16), and one side of the sound insulation layer (16) is fixedly connected with a plurality of small lugs (15).

2. The noise reduction device for wind power generation according to claim 1, wherein: draw-in groove (19) have all been seted up to the both sides of first barrel (14) one end, the one end lid of first barrel (14) has closed screen panel (17), the equal fixedly connected with fixture block (20) in both sides of screen panel (17), fixture block (20) set up in draw-in groove (19) and draw-in groove (19) joint.

3. The noise reduction device for wind power generation according to claim 1, wherein: the electric fan (18) is sleeved with a rubber pad (13), and the rubber pad (13) is fixedly connected with the inner wall of the first barrel (14).

4. The noise reduction device for wind power generation according to claim 1, wherein: the bottom of the bottom plate (1) is fixedly connected with a connecting plate (5), the connecting plate (5) is provided with a sliding groove (2), a dust isolating net (4) is arranged in the sliding groove (2), and the dust isolating net (4) is in sliding connection with the sliding groove (2).

5. The noise reduction device for wind power generation according to claim 1, wherein: second threaded holes (11) are formed in the two sides of the bottom plate (1), and third threaded holes (12) are formed in the two sides of the first barrel (14).

6. The noise reduction device for wind power generation according to claim 1, wherein: the supporting leg (7) is provided with a plurality of first threaded holes (8).