CN213937633U

CN213937633U - Silencing cover of dust removal motor

Info

Publication number: CN213937633U
Application number: CN202023104057.6U
Authority: CN
Inventors: 薄占伟; 夏桂玲
Original assignee: Henan Huayong Refractory Co ltd
Current assignee: Henan Huayong Refractory Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-08-10
Anticipated expiration: 2030-12-21

Abstract

The utility model provides a noise elimination cover of dust removal motor is including dust removal motor, the cover is equipped with first acoustical panel on the dust removal motor, be equipped with the first hole of making an uproar that falls on the first acoustical panel, the cover is equipped with the second acoustical panel on the first acoustical panel, the second acoustical panel is protruding type, first acoustical panel forms first anechoic chamber with the second acoustical panel, it makes an uproar the hole to be equipped with the second on the second acoustical panel, the hole dislocation set is made an uproar relatively first fall in the hole is made an uproar to the second, the cover is equipped with compound acoustic celotex board on the second acoustical panel, compound acoustic celotex board forms the second anechoic chamber with the second acoustical panel, second anechoic chamber lower extreme is equipped with breather, the utility model has the advantages of making an uproar, radiating fall.

Description

Silencing cover of dust removal motor

Technical Field

The utility model belongs to the technical field of the technique of the amortization cover of dust removal motor and specifically relates to an amortization cover of dust removal motor.

Background

The motor is mechanical equipment for converting energy in other forms into electric energy, is driven by a water turbine, a steam turbine, a diesel engine or other power machines, converts energy generated by water flow, air flow, fuel combustion or nuclear fission into mechanical energy to be transmitted to a generator, and then converts the mechanical energy into electric energy by the generator. The generator is generally composed of a stator, a rotor, an end cover, a bearing, and the like.

When the motor operates, the generated noise has three aspects, namely electromagnetic noise, mechanical noise and ventilation noise, wherein the mechanical noise occupies the largest proportion, so that the noise is reduced by optimizing the structural performance of the generator in the using process, and the noise is still eliminated by adopting the silencing cover.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a amortization cover of dust removal motor.

In order to solve the problem, the utility model provides a noise elimination cover of dust removal motor is including the dust removal motor, the cover is equipped with first acoustical board on the dust removal motor, be equipped with the first hole of making an uproar of falling on the first acoustical board, the cover is equipped with the second acoustical board on the first acoustical board, the second acoustical board is protruding type, first acoustical board and second acoustical board form first anechoic chamber, it falls the hole to be equipped with the second on the second acoustical board, the hole dislocation set of making an uproar falls in the hole relative first of making an uproar of falling in the second, the cover is equipped with compound acoustic celotex board on the second acoustical board, compound acoustic celotex board and second acoustical board form second anechoic chamber, second anechoic chamber lower extreme is equipped with breather.

The utility model provides a pair of amortization cover of dust removal motor still has following technical characteristic:

furthermore, the first silencing plate is provided with at least one first denoising hole, and the second silencing plate is provided with at least one second denoising hole.

Further, the diameter of the second noise reduction hole is larger than that of the first noise reduction hole.

Further, the composite acoustic panel includes: the composite sound insulation board comprises a third sound insulation board, sound insulation layers and noise reduction grooves, wherein the noise reduction grooves are formed in the middle of the composite sound insulation board, the sound insulation layers are arranged on two sides of each noise reduction groove, and the third sound insulation board is arranged on two sides of each sound insulation layer.

Furthermore, the noise reduction layer is filled with noise reduction cotton, the noise reduction grooves are regular hexagons, and the number of the noise reduction grooves is at least one.

Further, the air interchanger comprises an exhaust pipe and an exhaust pipe, wherein an air inlet of the exhaust pipe is arranged on one side of the second silencing chamber, an air outlet of the exhaust pipe is arranged outside the second silencing chamber, an air exhauster is arranged near an air port of the exhaust pipe, an air outlet of the exhaust pipe is arranged on the other side of the second silencing chamber, an air inlet of the exhaust pipe is arranged outside the second silencing chamber, and an air exhauster is arranged at the air outlet of the exhaust pipe.

The utility model discloses following beneficial effect has:

1. through the mutual cooperation of the first silencing plate, the first noise reduction hole, the first silencing chamber, the second noise reduction hole, the second silencing plate, the second silencing chamber and the composite sound insulation plate, the noise is reduced layer by layer, and the aim of silencing is achieved.

2. The motor operation can produce the heat, and the heat is fallen the hole from first making an uproar and is fallen to first amortization room, and the hole is fallen through the second in first amortization room to the second amortization room, and the second amortization room is brought the heat out through breather.

Drawings

Fig. 1 is a schematic view of a silencing cover of a dedusting motor of the present invention.

Fig. 2 is an enlarged view of the part a of the muffling cover of the dust-removing motor of the present invention.

Fig. 3 is an enlarged view of the part B of the muffling cover of the dust-removing motor of the present invention.

Fig. 4 is a schematic view of the composite sound insulation board in the muffling cover of the dust removal motor of the present invention.

In the figure: 1. a dust removal motor; 2. a first acoustical panel; 3. a first noise reduction hole; 4. a first muffling chamber; 5. a second noise reduction hole; 6. a second acoustical panel; 7. a second muffling chamber; 8. a composite acoustic panel; 9. an exhaust pipe; 10. an air exhaust pipe; 11. an exhauster; 12. an air extractor; 13. a third sound-deadening panel; 14. a sound-deadening layer; 15. and a noise reduction groove.

Detailed Description

The invention will be described in detail hereinafter with reference to the accompanying drawings, in which, in case of conflict,

as shown in fig. 1-4, a silencing cover for a dedusting motor comprises a dedusting motor 1, wherein a first silencing plate 2 is sleeved on the dedusting motor 1, sound insulation and noise reduction are performed through the first silencing plate 2, a first noise reduction hole 3 is formed in the first silencing plate 2, at least one first noise reduction hole 3 is formed in the first silencing plate 2, a second silencing plate 6 is sleeved on the first silencing plate 2, the second silencing plate 6 is convex, the first silencing plate 2 and the second silencing plate 6 form a first silencing chamber 4, a second noise reduction hole 5 is formed in the second silencing plate 6, and at least one second noise reduction hole 5 is formed in the second silencing plate 6. The second noise reduction holes 5 are arranged in a staggered mode relative to the first noise reduction holes 3, and the diameter of each second noise reduction hole 5 is larger than that of each first noise reduction hole 3. Avoid forming the direct current, make noise and volume stop in first anechoic chamber 4, the cover is equipped with compound acoustic celotex board 8 on the second anechoic plate 6, compound acoustic celotex board 8 forms second anechoic chamber 7 with second anechoic plate 6, second anechoic chamber 7 lower extreme is equipped with breather.

When dust removal motor 1 sent the noise, fall through first abatvoix 2 and make an uproar, then the heat that noise and dust removal motor 1 distributed out gets into first chamber 4 of making an uproar of falling through first hole 3 of making an uproar of falling, first chamber 4 of making an uproar of falling is protruding type, heat and noise make heat and noise reduce through the first chamber 4 diffusion of making an uproar of falling, then noise and heat fall through the second and make an uproar hole 5 inflow second abatvoix, then further make heat and noise diffusion then make through compound acoustic celotex board 8 and do not spread into outdoor.

The composite soundproof panel 8 includes: the composite sound insulation board comprises a third sound insulation board 13, a sound insulation layer 14 and noise reduction grooves 15, wherein the noise reduction grooves 15 are formed in the middle of the composite sound insulation board 8, the sound insulation layers 14 are arranged on two sides of the noise reduction grooves 15, and the third sound insulation board 13 is arranged on two sides of the sound insulation layers 14. The noise reduction layer 14 is filled with noise reduction cotton, the noise reduction grooves 15 are regular hexagons, and at least one noise reduction groove 15 is formed.

The noise passes through the third silencing plate, the silencing layer, the noise reduction groove, the silencing layer and the third silencing plate in sequence, the effect of eliminating the noise is achieved, and the comfort level of the environment is improved.

The air interchanger comprises an exhaust pipe 9 and an exhaust pipe 10, wherein an air inlet of the exhaust pipe 9 is formed in one side of a second silencing chamber 7, an air outlet of the exhaust pipe 9 is formed outside the second silencing chamber 7, an air exhauster 11 is arranged at an air inlet of the exhaust pipe 9, an air outlet of the exhaust pipe 10 is formed in the other side of the second silencing chamber 7, an air inlet of the exhaust pipe 10 is formed outside the second silencing chamber 7, and an air exhauster 12 is arranged at an air outlet of the exhaust pipe 10.

The air outside and the air inside the second silencing chamber 7 are replaced by the ventilation device, so that the purpose of heat dissipation is achieved.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a amortization cover of dust removal motor, includes dust removal motor (1), its characterized in that: the dust removal motor (1) is gone up the cover and is equipped with first acoustical panel (2), be equipped with on first acoustical panel (2) and fall hole (3) of making an uproar, the cover is equipped with second acoustical panel (6) on first acoustical panel (2), second acoustical panel (6) are protruding type, first acoustical panel (2) and second acoustical panel (6) form first anechoic chamber (4), be equipped with on second acoustical panel (6) and fall hole (5) of making an uproar, hole (3) dislocation set is fallen in the second relative first noise of making an uproar (5), the cover is equipped with compound acoustic celotex board (8) on second acoustical panel (6), compound acoustic celotex board (8) and second acoustical panel (6) form second anechoic chamber (7), second anechoic chamber (7) lower extreme is equipped with breather.

2. The muffling cover of a dust-removing motor according to claim 1, wherein: the first silencing plate (2) is provided with at least one first noise reduction hole (3), and the second silencing plate (6) is provided with at least one second noise reduction hole (5).

3. The muffling cover of a dust-removing motor according to any one of claims 1 or 2, wherein: the diameter of the second noise reduction hole (5) is larger than that of the first noise reduction hole (3).

4. The muffling cover of a dust-removing motor according to claim 1, wherein: the composite acoustic panel (8) comprises: third noise reduction board (13), amortization layer (14), noise reduction groove (15), be equipped with noise reduction groove (15) in the middle of compound acoustic celotex board (8), noise reduction groove (15) both sides are equipped with noise reduction layer (14), noise reduction layer (14) both sides are equipped with third noise reduction board (13).

5. The muffling cover of a dust-removing motor according to claim 4, wherein: the noise reduction layer (14) is filled with noise reduction cotton, the noise reduction grooves (15) are regular hexagons, and the number of the noise reduction grooves (15) is at least one.

6. The muffling cover of a dust-removing motor according to claim 1, wherein: the air interchanger comprises an exhaust pipe (9) and an exhaust pipe (10), wherein an air inlet of the exhaust pipe (9) is formed in one side of a second silencing chamber (7), an air outlet of the exhaust pipe (9) is formed in the outer side of the second silencing chamber (7), an air exhauster (11) is arranged on an air inlet of the exhaust pipe (9), an air outlet of the exhaust pipe (10) is formed in the other side of the second silencing chamber (7), an air inlet of the exhaust pipe (10) is formed in the outer side of the second silencing chamber (7), and an air exhauster (12) is arranged on an air outlet of the exhaust pipe (10).