CN210290154U

CN210290154U - Sound insulation device for screw compressor

Info

Publication number: CN210290154U
Application number: CN201920948101.XU
Authority: CN
Inventors: 苟建军; 曾东洋
Original assignee: Luoyang Heimer Fluid Equipment Co Ltd
Current assignee: Luoyang Heimer Fluid Equipment Co Ltd
Priority date: 2019-06-24
Filing date: 2019-06-24
Publication date: 2020-04-10
Anticipated expiration: 2029-06-24

Abstract

The utility model provides a sound insulation device for a screw compressor, which comprises a sound insulation cover, wherein the sound insulation cover comprises a side enclosing plate and a top plate screwed on the top of the side enclosing plate, and the side enclosing plate and the top plate are both made of sound insulation plates; the sound insulation board is sequentially provided with a galvanized steel plate, a vibration-proof damping material, sound insulation cotton and a galvanized punching plate from inside to outside, and a reinforcing keel is also arranged inside the sound insulation board; the side wall plate is provided with a sound insulation door, an air inlet, an air outlet, a pipeline inlet and outlet, a cable inlet and outlet and a vertical ladder; the upper side of the top plate is provided with a protective guard and a lightning rod. The soundproof door is also provided with a soundproof window. The sound-proof housing is internally provided with a camera, a lighting lamp, a combustible gas alarm and a toxic and harmful gas alarm. And a safety fence is also arranged on the vertical ladder stand. The utility model discloses a sound-proof housing made by the acoustic celotex board carries out sound insulation treatment to screw compressor to set up supervisory equipment and safeguard measure commonly used inside and outside the sound-proof housing, simple structure is practical, and the security is high.

Description

Sound insulation device for screw compressor

Technical Field

The utility model relates to a noise insulation field, concretely relates to a noise insulation for screw compressor.

Background

Screw compressors, also known as screw compressors, include screw air compressors and screw process compressors (vinyl chloride compressors, etc.), the screw machines being positive displacement twin-screw oil-injected compressors. Screw compressors are divided into single screw compressors and double screw compressors, and the SRM technology of the screw compressor is not established until 1934 by the royalty institute of technology a.lysholm, sweden, and starts to be applied industrially, and has rapidly developed. However, the noise generated by the screw compressor in actual operation can reach over 115dB, which is far greater than the requirement of noise control design Specification for industrial enterprises (GBJ 87-85): less than or equal to 85dB, which brings great influence to the health of the related staff.

SUMMERY OF THE UTILITY MODEL

The utility model aims at prior art not enough, provide a can reduce noise insulation of helical-lobe compressor noise, concrete scheme is as follows:

a sound insulation device for a screw compressor comprises a sound insulation cover, wherein the sound insulation cover comprises side enclosing plates and a top plate arranged at the tops of the side enclosing plates, and the side enclosing plates and the top plate are both made of sound insulation plates; the sound insulation board is sequentially provided with a galvanized steel plate, a vibration-proof damping material, sound insulation cotton and a galvanized punching plate from inside to outside, a reinforcing keel is further arranged inside the sound insulation board, and an anti-corrosion and waterproof material is coated on the sound insulation board outside the sound insulation cover; the side wall plate is provided with a sound insulation door, an air inlet, an air outlet, a pipeline inlet, a pipeline outlet and a cable inlet, and the outer side of the side wall plate is also provided with a vertical ladder; and a protective guard and a lightning rod are arranged on the upper side of the top plate.

Based on the above, the fan is arranged in the air inlet, and the noise reduction shutter is arranged outside the air inlet; and the inlet and the outlet of the pipeline are filled with sound attenuation materials and vibration-proof materials.

Based on the above, still be equipped with soundproof window on the soundproof door, soundproof window adopts explosion-proof glass to make.

Based on the above, the air inlet is arranged at the bottom of the side enclosing plate, and the air outlet is arranged at the top of the side enclosing plate opposite to the air inlet.

Based on the above, be equipped with camera and light on the roof in the sound-proof housing, the bottom is equipped with combustible gas alarm and poisonous and harmful gas alarm in the sound-proof housing.

Based on the above, still be equipped with the safety fence on the vertical cat ladder.

The utility model discloses relative prior art has substantive characteristics and progress, specifically speaking, the utility model has the following advantages:

1. the utility model provides a sound-proof device for screw compressor, the major structure is the sound-proof housing, the sound-proof housing is formed by side bounding wall and roof, and side bounding wall and roof are made by the sound-proof panel; the sound insulation board is sequentially provided with a galvanized steel plate, a vibration-proof damping material, sound insulation cotton and a galvanized punching plate from inside to outside, the interior of the sound insulation board is also provided with a reinforcing keel, and the sound insulation board positioned outside the sound insulation cover is also coated with an anticorrosive and waterproof material; the side wall plate is provided with a sound insulation door, an air inlet, an air outlet, a pipeline inlet and outlet, a cable inlet and outlet and a vertical ladder; the outer part of the top plate is provided with a protective guard and a lightning rod, the air inlet is internally provided with a fan, and the outer part of the air inlet is provided with a noise reduction shutter; the inlet and outlet of the pipeline are filled with sound-deadening material and vibration-proof material. Therefore, the utility model provides a sound insulation device, its structural design not only has fine syllable-dividing effect, also has very high safety protection measure simultaneously, and the practicality is strong.

2. The utility model discloses in, through set up the soundproof window by explosion-proof glass preparation on soundproof door, set up camera and light on the roof in the sound-proof housing, set up combustible gas alarm and poisonous and harmful gas alarm in the sound-proof housing on the bottom plate, even the operating personnel is outside the sound-proof housing, also can supervise the operational environment in the sound-proof housing.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a left side view of the present invention.

Fig. 3 is a plan view of the present invention.

Fig. 4 is a right side view of the present invention.

Fig. 5 is a sectional view taken along line 1-1 in fig. 3.

Fig. 6 is a sectional view taken along line 2-2 of fig. 3.

In the figure: 1. side coaming plates; 2. a top plate; 3. a soundproof door; 4. a soundproof window; 5. a pipeline inlet and outlet; 6. a cable inlet and outlet; 7. a vertical ladder stand; 8. a safety fence; 9. protecting the fence; 10. an air inlet; 11. an air outlet; 12. a lightning rod; 13. an illuminating lamp; 14. a toxic and harmful gas alarm; 15. a camera; 16. a combustible gas alarm; 17. a screw compressor.

Detailed Description

The technical solution of the present invention will be described in further detail through the following embodiments.

Examples

As shown in fig. 1 to 6, the utility model provides a noise insulation for screw compressor 17, including the sound-proof housing, the sound-proof housing includes side bounding wall 1 and installs roof 2 at side bounding wall 1 top. In order to facilitate the disassembly and assembly of the sound-proof shield, the top plate 2 is screwed on the upper side of the side coaming 1; in consideration of the overall form of the screw compressor 17, the side enclosing plate 1 adopts a rectangular frame structure, and the top plate 2 just covers the upper side of the rectangular frame.

For guaranteeing sound insulation effect and the structural strength of sound-proof housing, side bounding wall 1, roof 2 all adopt the acoustic celotex board preparation, and the acoustic celotex board is equipped with galvanized steel sheet, antivibration damping material, soundproof cotton and the galvanized board of punching a hole from inside to outside in proper order, the inside of acoustic celotex board still is equipped with the enhancement fossil fragments. In addition, for better protection sound-proof housing, still coat on the acoustic celotex board in the sound-proof housing outside has anticorrosive, waterproof material.

For the reinforcing the utility model discloses a practicality, be equipped with soundproof door 3, air intake 10, air outlet 11, pipeline on the side bounding wall 1 and import and export 5 and 6 with the cable.

Considering the noise which may be generated by the air inlet 10 and the pipeline inlet/outlet 5, the fan is especially arranged in the air inlet 10, the noise reduction shutter is arranged outside the air inlet 10, and the noise reduction material and the vibration prevention material are filled at the pipeline inlet/outlet 5.

In view of the fact that operators need to go to the top of the soundproof shade for related operations, the side wall plates 1 are provided with vertical ladder stands 7, and the vertical ladder stands 7 are provided with arc-shaped safety fences 8 welded together with the ladder stands to protect the safety of the operators. In addition, for further strengthening the safety performance of the utility model, a protective guard 9 and a lightning rod 12 are arranged outside the top plate 2.

In order to facilitate convection of air in the sound-proof enclosure, the air inlet 10 is arranged at the bottom of the side enclosing plate 1, and the air outlet 11 is arranged at the top of the side enclosing plate 1 opposite to the air inlet 10.

The utility model discloses during the use, the environment of sound-proof housing need often be looked over to the operation personnel, so still be equipped with soundproof window 4 on the soundproof door 3, soundproof window 4 adopts explosion-proof glass preparation. Besides, the inner top plate 2 of the sound-proof housing is also provided with a plurality of cameras 15 and illuminating lamps 13.

During the use of the screw compressor 17, some combustible gas or toxic and harmful gas may be generated in the sound-proof enclosure, and in order to ensure safety, a combustible gas alarm 16 and a toxic and harmful gas alarm 14 are specially installed on the ground between the inner side wall plate 1 of the sound-proof enclosure and the screw compressor 17.

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 preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.

Claims

1. A kind of sound-proofing device used for screw compressor, characterized by that: the sound-proof shield comprises a side enclosing plate and a top plate arranged at the top of the side enclosing plate, wherein the side enclosing plate and the top plate are both made of sound-proof plates; the sound insulation board is sequentially provided with a galvanized steel plate, a vibration-proof damping material, sound insulation cotton and a galvanized punching plate from inside to outside, a reinforcing keel is further arranged inside the sound insulation board, and an anti-corrosion and waterproof material is coated on the sound insulation board outside the sound insulation cover; the side wall plate is provided with a sound insulation door, an air inlet, an air outlet, a pipeline inlet, a pipeline outlet and a cable inlet, and the outer side of the side wall plate is also provided with a vertical ladder; and a protective guard and a lightning rod are arranged on the upper side of the top plate.

2. The sound insulating device for a screw compressor according to claim 1, wherein: a fan is arranged in the air inlet, and a noise reduction shutter is arranged outside the air inlet; and the inlet and the outlet of the pipeline are filled with sound attenuation materials and vibration-proof materials.

3. The sound insulating device for a screw compressor according to claim 2, wherein: and a soundproof window is also arranged on the soundproof door and is made of explosion-proof glass.

4. The sound insulating device for a screw compressor according to any one of claims 1 to 3, wherein: the air inlet is arranged at the bottom of the side enclosing plate, and the air outlet is arranged at the top of the side enclosing plate opposite to the air inlet.

5. The sound insulating device for a screw compressor according to claim 4, wherein: be equipped with camera and light on the roof in the sound-proof housing, the bottom is equipped with combustible gas alarm and poisonous and harmful gas alarm in the sound-proof housing.

6. The sound insulating device for a screw compressor according to claim 5, wherein: and a safety fence is also arranged on the vertical ladder stand.