CN219327642U - Screw air compressor with noise elimination function - Google Patents

Abstract

The utility model discloses a screw air compressor with a silencing function, which relates to the technical field of air compressors and adopts the following scheme: the air compressor comprises a shell, wherein an industrial control operation panel is embedded at the front side of the shell, an aluminum honeycomb perforated sound absorbing plate and glass fiber cotton are sequentially adhered from outside to inside of the shell, a screw host, an oil-gas separator, an oil cooler and an air cooler are respectively arranged in the shell, and are electrically connected with the industrial control operation panel.

Description

Screw air compressor with noise elimination function

Technical Field

The utility model relates to the technical field of air compressors, in particular to a screw air compressor with a silencing function.

Background

The screw compressor is a positive displacement gas compression machine with working volume doing rotary motion, compression of gas is realized by means of volume change, high-efficiency belt wheel (or shaft device) transmission is adopted, a main machine is driven to rotate for air compression, a main machine compression cavity is cooled and lubricated through oil injection, air and oil mixed gas discharged from the compression cavity are separated through coarse and fine separation, oil in compressed air is separated, and finally clean compressed air is obtained.

When the existing screw air compressor is used, because the motor and the screw head work and vibration formed by the external connecting piece can generate larger noise, the working environment is poor, the noise pollution is serious, and adverse effects can be generated on workers, therefore, the screw air compressor with the noise elimination function is provided.

Disclosure of Invention

The utility model provides a screw air compressor with a silencing function, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a screw air compressor machine with noise elimination function, includes the casing, the front side of casing inlays and is equipped with industrial control operating panel, the inside of casing is from outside to interior in proper order to be attached with aluminium honeycomb perforation abatvoix and glass fibre cotton, install screw host computer, oil separator, oil cooler and air cooler respectively in the casing, and screw host computer, oil cooler and air cooler respectively with industrial control operating panel electric connection, the air inlet of screw host computer is connected with the silencer through the trachea, the gas outlet of screw host computer passes through the trachea and links to each other with oil separator, and the gas outlet of oil separator passes through the trachea and links to each other with air cooler, the oil inlet of screw host computer passes through oil pipe and links to each other with oil separator, the oil cooler passes through oil pipe and links to each other with the oil return opening of screw host computer.

Further, an air inlet pipe is arranged at one end of the silencer, and the air inlet pipe extends out of the shell.

Further, a throttle valve is arranged on an air pipe connected with the muffler by the screw host, and the throttle valve is electrically connected with the industrial control operation panel.

Further, an oil pipe connected with the oil-gas separator at the oil inlet of the screw host is provided with an oil-break valve, and the oil-break valve is electrically connected with the industrial control operation panel.

Further, an exhaust pipe is connected to the air cooler, and one end of the exhaust pipe extends out of the casing.

Further, an air filter and a regulating valve are sequentially arranged on the exhaust pipe, and the regulating valve is electrically connected with the industrial control operation panel.

Compared with the prior art, the utility model provides the screw air compressor with the silencing function, which has the following beneficial effects:

this screw air compressor machine with noise elimination function has set up dual amortization structure in the casing, and the amortization structure of admitting air, has promoted operational environment's silence degree, separates into numerous closed cells through the honeycomb core in the aluminium honeycomb perforation abatvoix, has prevented the air flow, makes the sound wave receive the obstruction, and the sound absorption effect is good, and glass fiber cotton is typical porous sound absorbing material, can absorb the inside sound energy of equipment, reduces reverberation time to reduce inside noise and outwards spread.

Drawings

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

FIG. 2 is a schematic diagram of a housing portion of the present utility model;

fig. 3 is a diagram of a host portion of the present utility model.

In the figure: 1. a housing; 2. an industrial control operation panel; 3. an aluminum honeycomb perforated sound absorbing plate; 4. glass fiber cotton; 5. a screw host; 6. an oil-gas separator; 7. an oil cooler; 8. an air cooler; 9. a muffler; 10. an air inlet pipe; 11. a throttle valve; 12. an oil-break valve; 13. an exhaust pipe; 14. an air cleaner; 15. and (3) regulating the valve.

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. 1-3, the utility model discloses a screw air compressor with a noise elimination function, which comprises a casing 1, wherein an industrial control operation panel 2 is embedded at the front side of the casing 1, an aluminum honeycomb perforated sound absorbing plate 3 and a glass fiber cotton 4 are sequentially attached from outside to inside of the casing 1, a double noise elimination structure and a noise elimination structure for air intake are arranged in the casing 1, the noise elimination degree of the working environment is improved, a plurality of closed cells are separated into a plurality of air cells through honeycomb cores in the aluminum honeycomb perforated sound absorbing plate 3, air flow is prevented, sound waves are blocked, the sound absorption effect is good, the glass fiber cotton 4 is a typical porous sound absorbing material, sound energy in equipment can be absorbed, the reverberation time is reduced, the internal noise is transmitted outwards, a screw host machine 5, an oil cooler 7 and an air cooler 8 are respectively arranged in the casing 1, the screw host machine 5, the oil cooler 7 and the air cooler 8 are respectively electrically connected with the industrial control operation panel 2, an air inlet of the screw host machine 5 is connected with a noise eliminator 9 through an air pipe, an air outlet of the host machine 5 is connected with the oil cooler 6 through the air inlet of the air cooler 6 through the air pipe, and the oil cooler 7 is connected with the air cooler 6 through the air inlet of the oil cooler 6 through the oil cooler 6.

Specifically, an air inlet pipe 10 is installed at one end of the muffler 9, and the air inlet pipe 10 extends to the outside of the casing 1.

In this embodiment, when the screw main unit 5 is operated, air is introduced through the air inlet pipe 10, and the muffler 9 refers to an air flow pipeline with noise propagation, and noise in the pipeline can be attenuated or reflected back by using a pipeline with a sound absorption lining, an elbow, a pipeline with suddenly changed sectional area and other discontinuous acoustic impedance, and other noise reduction devices.

Specifically, a throttle valve 11 is installed on an air pipe connected with the muffler 9 by the screw host 5, and the throttle valve 11 is electrically connected with the industrial control operation panel 2.

In the present embodiment, the throttle valve 11 is a valve for controlling the flow rate of fluid by changing the throttle section or the throttle length, for controlling the intake air amount.

Specifically, an oil pipe connected with the oil-gas separator 6 at the oil inlet of the screw host 5 is provided with an oil-break valve 12, and the oil-break valve 12 is electrically connected with the industrial control operation panel 2.

In this embodiment, the oil-break valve 12 is used to prevent too much oil from entering the main engine when the air compressor is started, so as to avoid the air compressor from being unable to be started due to the occurrence of locked rotation.

Specifically, the air cooler 8 is connected with an exhaust pipe 13, and one end of the exhaust pipe 13 extends to the outside of the casing 1.

In this embodiment, the air cooler 8 and the oil cooler 7 are both fin type condensers with fans, which use the air in the surrounding environment as a cooling medium to cool down the introduced flowing medium, and the compressed air is discharged through the exhaust pipe 13 after being produced.

Specifically, the exhaust pipe 13 is sequentially provided with an air filter 14 and a regulating valve 15, and the regulating valve 15 is electrically connected with the industrial control operation panel 2.

In this embodiment, the air filter 14 is used to filter out impurities or dust in the compressed air, so that the clean compressed air can be used safely, and the adjusting valve 15 automatically controls the opening of the valve according to the signal of the adjusting part, thereby achieving the adjustment of parameters such as medium flow.

When the air compressor is used, the air compressor is controlled by the industrial control operation panel 2, the screw main machine 5 rotates to compress air, the air is introduced through the air inlet pipe 10, the air and oil mixed gas discharged from the main machine compression cavity are cooled and lubricated through oil injection, the oil in the compressed air is separated through the oil-gas separator 6, and finally clean compressed air is obtained, mechanical noise generated in the work is separated into a plurality of closed cells through honeycomb cores in the aluminum honeycomb perforated sound absorbing plate 3, the air flow is prevented, sound waves are hindered, the sound absorbing effect is good, glass fiber cotton 4 (fine holes and holes communicated with the surface of the glass fiber cotton) can enter the inside of the material along the holes when the sound waves are injected onto the glass fiber cotton, so that air molecules vibrate, viscous resistance of the air and interference of the air molecules and the walls of the holes are caused, the sound energy is converted into heat energy to be lost), and the sound energy in the equipment can be absorbed, the sound energy in the equipment is reduced, the reverberation time is reduced, the sound energy in the inside the equipment is transmitted outwards, and the quietness of the working environment is improved.

In summary, the screw air compressor with the noise elimination function is provided with the double noise elimination structure and the intake noise elimination structure in the casing 1, so that the quietness of the working environment is improved, the honeycomb cores in the aluminum honeycomb perforated sound absorbing plate 3 are separated into a plurality of closed cells, the air flow is prevented, the sound waves are blocked, the sound absorption effect is good, the glass fiber cotton 4 is a typical porous sound absorbing material, the sound energy in the equipment can be absorbed, the reverberation time is reduced, and the outward transmission of the internal noise is reduced.

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. Screw air compressor machine with noise elimination function, including casing (1), its characterized in that: the novel oil cooler is characterized in that an industrial control operation panel (2) is embedded at the front side of the casing (1), an aluminum honeycomb perforated sound absorbing plate (3) and glass fiber cotton (4) are sequentially attached to the inside of the casing (1) from outside to inside, a screw host (5), an oil-gas separator (6), an oil cooler (7) and an air cooler (8) are respectively installed in the casing (1), the screw host (5), the oil cooler (7) and the air cooler (8) are respectively and electrically connected with the industrial control operation panel (2), a muffler (9) is connected to an air inlet of the screw host (5) through an air pipe, an air outlet of the screw host (5) is connected with the oil-gas separator (6) through an air pipe, an air inlet of the oil-gas separator (6) is connected with the oil-gas separator (6) through an oil pipe, an oil outlet of the screw host (5) is connected with the oil cooler (7) through an oil pipe, and the oil cooler (7) is connected with an oil return port of the screw host (5) through an oil pipe.

2. The screw air compressor with noise elimination function according to claim 1, wherein: an air inlet pipe (10) is arranged at one end of the silencer (9), and the air inlet pipe (10) extends out of the shell (1).

3. The screw air compressor with noise elimination function according to claim 1, wherein: the throttle valve (11) is arranged on an air pipe connected with the muffler (9) by the screw host (5), and the throttle valve (11) is electrically connected with the industrial control operation panel (2).

4. The screw air compressor with noise elimination function according to claim 1, wherein: an oil pipe connected with the oil-gas separator (6) at the oil inlet of the screw host (5) is provided with an oil-break valve (12), and the oil-break valve (12) is electrically connected with the industrial control operation panel (2).

5. The screw air compressor with noise elimination function according to claim 1, wherein: an exhaust pipe (13) is connected to the air cooler (8), and one end of the exhaust pipe (13) extends out of the casing (1).

6. The screw air compressor with noise elimination function according to claim 5, wherein: an air filter (14) and a regulating valve (15) are sequentially arranged on the exhaust pipe (13), and the regulating valve (15) is electrically connected with the industrial control operation panel (2).

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