CN221033025U - Noise reduction shell structure of oil-free compressor - Google Patents

Abstract

The utility model discloses a noise reduction shell structure of an oilless compressor, which relates to the technical field of noise reduction shells and comprises a base, wherein the upper end of the base is fixedly connected with a sound insulation plate, the left side of the sound insulation plate is provided with a mounting groove for mounting a radiating pipe, the inside of the radiating pipe is provided with a plurality of groups of radiating channels, the radiating channels are in wavy bending arrangement, the inner wall of the radiating channel is fixedly connected with a plurality of groups of round protrusions, the device is provided with the radiating pipe, the inside of the radiating pipe is provided with the radiating channels, the wavy bending arrangement of the radiating channels can be matched with a radiating fan to radiate heat, and meanwhile, the radiating channels can reflect for a plurality of times in the radiating channels so as to weaken noise, and meanwhile, round protrusions are arranged, and the diffuse reflection similar to optics is carried out after the noise wave reaches the round protrusions, so that the effect of reducing noise is further enhanced.

Description

Noise reduction shell structure of oil-free compressor

Technical Field

The utility model relates to the technical field of noise reduction shells, in particular to a noise reduction shell structure of an oil-free compressor.

Background

A compressor is a device for compressing gas, the construction of which is similar to that of a water pump; most air compressors are reciprocating piston, rotary vane or rotary screw. Air compressors are of a wide variety, and one of them is called an "oil-free compressor" because the medium in the compression chamber is not in contact with lubricating oil, and is also called a "dry compressor" because the compression chamber is dry.

Because the oil-free compressor can send very big noise at work, all can install the casing subassembly of making an uproar outside the oil-free compressor in general, but the oil-free compressor need cool down again at work and guarantee normal continuous operation, so in order to dispel the heat, the shell piece of making an uproar can generally be offered the thermovent and dispel unnecessary heat, but the seting up of thermovent can influence the sound insulation effect of the shell piece of making an uproar falls, probably lead to even making an uproar shell piece of making an uproar to lose the sound insulation effect of making an uproar, based on this, this scheme provides an oil-free compressor and falls the shell structure of making an uproar and solve above-mentioned problem.

Disclosure of utility model

For solving the technical problem, provide an oil-free compressor shell structure of making an uproar falls, this technical scheme has solved the shell spare of making an uproar of falling that proposes among the above-mentioned prior art and generally can offered the thermovent for the heat dissipation and dispel unnecessary heat, but the seting up of thermovent can influence the sound insulation effect of the shell spare of making an uproar falls, leads to the problem that the shell spare of making an uproar falls the sound insulation effect loss even.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an oilless compressor shell structure of making an uproar that falls, includes the base, the upper end fixedly connected with acoustic celotex board of base, the upper end of acoustic celotex board is provided with the top cover board, the mounting groove has been seted up in the left side of acoustic celotex board, the mounting groove is used for installing the cooling tube, a plurality of groups cooling channel have been seted up to the inside of cooling tube, the cooling channel is the crooked setting of wavy of fluctuation, the circular arch of a plurality of groups of inner wall fixed connection of cooling channel, just the bellied height of circular is less than the height of cooling channel, the inside fixed mounting of acoustic celotex board has radiator fan, radiator fan sets up the right side at the cooling tube.

Preferably, the top cover plate is fixedly mounted at the upper end of the sound insulation plate through a first bolt.

Preferably, the mounting plates are fixedly connected to two sides of the radiating pipe, and the radiating pipe is fixedly arranged in the mounting groove through a second bolt.

Preferably, the sound absorbing sponge is fixedly connected with the inner walls of the front end, the rear end and the right end of the sound insulation plate.

Preferably, the inside of acoustic celotex board is provided with the compressor body, be provided with the blotter between the lower extreme of compressor body and the upper end of base.

Preferably, the base, the sound insulation plate and the top cover plate are combined to form a noise-proof casing, and the top cover plate and the base are made of sound insulation materials.

Compared with the prior art, the utility model provides a noise reduction shell structure of an oil-free compressor, which comprises the following components

The beneficial effects are that:

1. The utility model is provided with the radiating pipe, the radiating pipe is internally provided with the radiating channel which is arranged in a wavy bending way, the wavy bending radiating channel can be matched with the radiating fan for radiating, and noise is reflected in the radiating channel for a plurality of times, so that the noise is weakened, meanwhile, the radiating channel is internally provided with the circular bulge, when the noise sound wave reaches the circular bulge, the diffuse reflection similar to optics is carried out, and the effect of reducing the noise is further enhanced.

2. According to the utility model, the radiating pipe and the top cover plate are fixedly arranged on the sound insulation plate through the bolts, so that the installation and the disassembly are simple, the subsequent maintenance and replacement of parts which are responsible for heat dissipation and sound insulation are convenient, and the device is simple, convenient and durable.

Drawings

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

FIG. 2 is a schematic view of the overall internal structure of the present utility model;

Fig. 3 is an enlarged schematic view of the structure a in fig. 2 according to the present utility model.

The reference numerals in the figures are:

1. A base; 2. a sound insulation board; 201. a mounting groove; 3. a top cover plate; 301. a first bolt; 4. a heat radiating pipe; 401. a heat dissipation channel; 402. a circular protrusion; 5. a mounting plate; 501. a second bolt; 6. a sound absorbing sponge; 7. a cushion pad; 8. a heat radiation fan; 9. a compressor body.

Detailed Description

The following description is presented to enable one of ordinary skill in the art to make and use the utility model. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art.

Referring to fig. 1-3, an oil-free compressor noise reduction housing structure comprises a base 1, wherein the upper end of the base 1 is fixedly connected with a sound insulation plate 2, the sound insulation plate 2 has the characteristics of high density and smooth surface, the sound insulation plate 2 can isolate the transmission of noise, the sound insulation volume and the density of sound insulation materials are in a direct proportion, the larger the unit density of the sound insulation materials is, the larger the sound insulation volume is, the upper end of the sound insulation plate 2 is provided with a top cover plate 3, the left side of the sound insulation plate 2 is provided with a mounting groove 201, the mounting groove 201 is used for mounting a heat dissipation pipe 4, the inside of the heat dissipation pipe 4 is provided with a plurality of groups of heat dissipation channels 401, the compressor body 9 needs to be cooled down during operation to ensure normal continuous operation, so that a heat dissipation opening needs to be arranged for dissipating redundant heat, the heat dissipation channel 401 is wavy bending setting that is fluctuation, wavy bending heat dissipation channel 401 can cooperate radiator fan 8 for the heat dissipation, make the noise simultaneously outside the shell is passed out along the straight line to make it carry out reflection many times in heat dissipation channel 401, thereby weaken the noise, the inner wall fixed connection of heat dissipation channel 401 is a plurality of circular protruding 402 of group, and the height of circular protruding 402 is less than the height of heat dissipation channel 401, carry out the diffuse reflection of similar optics after the noise sound wave reaches circular protruding 402, further strengthen the effect of noise reduction, the inside fixed mounting of acoustic celotex board 2 has radiator fan 8, radiator fan 8 sets up the right side at cooling tube 4, the utility model structural design is simple, the noise reduction effect is good, can guarantee the radiating effect when guaranteeing the sound insulation effect.

Specifically, in this embodiment, the top cover plate 3 is fixedly mounted at the upper end of the sound insulation plate 2 through the first bolt 301, and is fastened through the first bolt 301, so that the stability of fixing the top cover plate 3 on the sound insulation plate 2 is enhanced, and the mounting and dismounting are simple, and the subsequent maintenance and replacement of parts responsible for heat dissipation and sound insulation in the interior are convenient.

Specifically, in this embodiment, the both sides fixedly connected with mounting panel 5 of cooling tube 4, cooling tube 4 passes through the inside of second bolt 501 fixed setting at mounting groove 201, through second bolt 501 fastening, strengthens the stability that cooling tube 4 was fixed on acoustic celotex board 2, and installs and dismantles simply, and it is convenient to follow-up to maintain the change to cooling tube 4, and is simple and convenient and durable.

Specifically, in this embodiment, the front and rear ends and the right inner wall of the sound insulation board 2 are fixedly connected with the sound absorption sponge 6, and the interior of the sound absorption sponge 6 has a plurality of micropores formed by air, so that sound waves reaching the sound absorption sponge 6 can be buffered and absorbed, and after the sound enters the porous material, the sound energy is converted into heat energy and absorbed, thereby driving the purpose of reducing noise.

Specifically, in this embodiment, the inside of the sound insulation board 2 is provided with the compressor body 9, the buffer pad 7 is disposed between the lower end of the compressor body 9 and the upper end of the base 1, the buffer pad 7 is generally made of multiple layers of materials, and the inside is filled with materials with high density and good sound absorption performance, such as foam, rubber, polyester fiber, and the like, and noise transmission is reduced through absorption, isolation and reflection, and meanwhile, the buffer pad is also used as a shock pad, so that vibration of the compressor body 9 can be reduced, and accordingly noise amount generated by the compressor body 9 is reduced.

Specifically, in this embodiment, the base 1, the sound insulation board 2 and the top cover board 3 are combined to form a noise-proof casing, and the top cover board 3 and the base 1 are made of sound insulation materials.

The working principle of the utility model is as follows: when the compressor body 9 starts working, heat and noise can be generated, the noise-proof casing is formed by combining the base 1, the sound insulation plate 2 and the top cover plate 3, the top cover plate 3 and the base 1 are made of sound insulation materials, the sound insulation plate 2 is matched to reduce noise and isolate, so that the noise can not be transmitted out of the casing, and meanwhile, the sound absorption sponge 8 around can buffer and absorb sound waves, so that the noise is further reduced.

The side of acoustic celotex board 2 is provided with cooling tube 4, and the inside of cooling tube 4 has seted up the crooked heat dissipation passageway 401 that sets up of wave, and the crooked heat dissipation passageway 401 of wave can cooperate radiator fan for the heat dissipation to make the noise carry out the reflection many times in heat dissipation passageway 401, thereby weaken the noise, the inside of heat dissipation passageway 401 is provided with circular protruding 402 simultaneously, carries out similar optics diffuse reflection after the noise sound wave reaches circular protruding 402, further strengthens the effect of noise reduction, and the utility model structural design is simple, and the noise reduction effect is good, can guarantee the radiating effect when guaranteeing the sound insulation effect.

The radiating pipe 4 and the top cover plate 3 in the device are fixedly arranged on the sound insulation plate 2 through bolts, the installation and the disassembly are simple, the follow-up maintenance and replacement of parts which are responsible for heat dissipation and sound insulation in the device are convenient, and the device is simple, convenient and durable.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides an oilless compressor shell structure of making an uproar falls, its characterized in that, including base (1), the upper end fixedly connected with acoustic celotex board (2) of base (1), the upper end of acoustic celotex board (2) is provided with top shield board (3), mounting groove (201) have been seted up in the left side of acoustic celotex board (2), mounting groove (201) are used for installing cooling tube (4), a plurality of heat dissipation channel (401) of group have been seted up to the inside of cooling tube (4), heat dissipation channel (401) are the crooked setting of undulation, the inner wall fixedly connected with of heat dissipation channel (401) a plurality of circular protruding (402) of group, just the height that highly is less than heat dissipation channel (401) of circular protruding (402), the inside fixed mounting of acoustic celotex board (2) has radiator fan (8), radiator fan (8) set up the right side at cooling tube (4).

2. An oil-free compressor noise reduction housing structure according to claim 1, wherein: the top cover plate (3) is fixedly arranged at the upper end of the sound insulation plate (2) through a first bolt (301).

3. An oil-free compressor noise reduction housing structure according to claim 1, wherein: the two sides of the radiating pipe (4) are fixedly connected with mounting plates (5), and the radiating pipe (4) is fixedly arranged in the mounting groove (201) through a second bolt (501).

4. An oil-free compressor noise reduction housing structure according to claim 1, wherein: the sound-absorbing sponge (6) is fixedly connected to the inner walls of the front end, the rear end and the right end of the sound-insulating plate (2).

5. An oil-free compressor noise reduction housing structure according to claim 1, wherein: the inside of acoustic celotex board (2) is provided with compressor body (9), be provided with blotter (7) between the lower extreme of compressor body (9) and the upper end of base (1).

6. An oil-free compressor noise reduction housing structure according to claim 1, wherein: the base (1), the sound insulation plate (2) and the top cover plate (3) are combined to form a noise-proof shell, and the top cover plate (3) and the base (1) are made of sound insulation materials.