CN211500912U

CN211500912U - Gas outlet noise reduction device for gas compressor

Info

Publication number: CN211500912U
Application number: CN201922290502.3U
Authority: CN
Inventors: 李龙; 柳铉相
Original assignee: Suzhou Jiaqike Electronic Co ltd
Current assignee: Suzhou Jiaqike Electronic Co ltd
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-09-15
Anticipated expiration: 2029-12-19

Abstract

The utility model discloses a gas compressor is with giving vent to anger and falling device of making an uproar relates to the gas compressor field, including falling the case of making an uproar, one side fixed interlude of falling the case of making an uproar is connected with the intake pipe, the opposite side fixed interlude of falling the case of making an uproar is connected with the outlet duct, the resonant cavity has been seted up to the inner chamber of falling the case of making an uproar, the middle part of resonant cavity is equipped with the hush pipe, the outer wall of hush pipe has been spread throughout and has been seted up and has been strained the sound hole, the both ends of hush pipe are connected with the fixed interlude of the one end of intake pipe and outlet duct respectively, the equal interval. The utility model discloses utilize the setting of the incasement resonance chamber of making an uproar, hush pipe and the noise trap of making an uproar, when can making gaseous noise trap's hush pipe internal transmission in the case of making an uproar, the noise filters out from the noise trap, takes place neatly at the resonant cavity to the frequency of noise reduction has improved the noise reduction effect when gas outgoing.

Description

Gas outlet noise reduction device for gas compressor

Technical Field

The utility model relates to a gas compressor field, in particular to device of making an uproar falls in giving vent to anger for gas compressor.

Background

The air compressor is the equipment for compressed air at present, the compressor during operation, the air is inhaled through self-cleaning formula air cleaner, through PLC self-cleaning filter, the air gets into the one-level compression after the import stator automatically regulated, the gas temperature after the one-level compression is higher, then get into the intercooler and cool down and get into the second grade compression system, the exhaust duct who pours the intrinsic compressor of compression chamber into for avoiding the gas in the system installs one and hangs the full open check valve, the compressor combustion gas pushes away the check valve and gets into the exhaust muffler, then get into the one-level aftercooler, the second grade aftercooler, get into the exhaust trunk line finally.

Because the air is by the pressurization back impact force increase when discharging, lead to gaseous from the blast pipe discharge time to have great noise, and the most all direct sound-proof material such as the outer wall parcel sponge of blast pipe to the noise treatment of gas compressor outlet duct now, such isolated effect of the mode of making an uproar of falling reduces the noise, is not convenient for use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a device of making an uproar falls in giving vent to anger for gas compressor to solve the problem that proposes among 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 device of making an uproar falls in giving vent to anger for gas compressor, is including making an uproar case of falling, the fixed interlude in one side of making an uproar case is connected with the intake pipe, the fixed interlude in opposite side of making an uproar case is connected with the outlet duct, the resonant cavity has been seted up to the inner chamber of making an uproar case of falling, the middle part of resonant cavity is equipped with the hush pipe, the outer wall of hush pipe has been spread throughout and has been seted up the sound filtering hole, the both.

Preferably, two sound insulation layers, two sound absorption layers and a honeycomb layer of the noise reduction box are formed, the two sound absorption layers are respectively arranged on two sides of the honeycomb layer, and the two sound insulation layers are respectively arranged on one sides of the two sound absorption layers.

Preferably, the inner walls of the two sides of the noise reduction box are provided with a plurality of large silencing bowls and small silencing bowls at intervals, and the large silencing bowls and the small silencing bowls are arranged in a staggered mode.

Preferably, one end of the air inlet pipe is fixedly connected with a connecting flange, and one side of the connecting flange is provided with a plurality of fixing holes in an annular array at intervals.

Preferably, a silencing pipe sleeve is fixedly sleeved at one end of the air outlet pipe.

Preferably, the top fixedly connected with fixed block of making an uproar case falls, the top of fixed block is equipped with the transport handle, just the both sides of transport handle are rotated through the both ends of round pin axle with the fixed block and are connected.

The utility model discloses a technological effect and advantage:

1. the utility model utilizes the arrangement of the resonant cavity, the silencing pipe and the sound filtering hole in the noise reduction box, when the gas is transmitted in the silencing pipe in the noise reduction box, the noise is filtered out from the sound filtering hole, and the work and the preparation are carried out in the resonant cavity, thereby reducing the frequency of the noise and improving the noise reduction effect when the gas is discharged;

2. the utility model discloses utilize big amortization bowl and the little amortization bowl of the crisscross setting of noise reduction box both sides inner wall can play the effect that a separation nature was fallen the noise reduction to the noise that spreads into the resonant cavity into to further improve the noise reduction effect when to gas outgoing.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the top cross-sectional structure of the present invention.

Fig. 3 is the utility model discloses the noise reduction box partial section structure sketch map.

In the figure: 1. a noise reduction box; 2. an air inlet pipe; 3. an air outlet pipe; 4. a sound-deadening tube; 5. a sound filtering hole; 6. a resonant cavity; 7. a large silencing bowl; 8. a small silencing bowl; 9. a connecting flange; 10. a fixing hole; 11. a silencing pipe sleeve; 12. a sound insulating layer; 13. a sound absorbing layer; 14. a honeycomb layer; 15. a fixed block; 16. carrying handles; 17. and (7) a pin shaft.

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.

The utility model provides a gas outlet noise reduction device for a gas compressor as shown in figures 1-3, which comprises a noise reduction box 1, wherein one side of the noise reduction box 1 is fixedly and alternately connected with an air inlet pipe 2, one end of the air inlet pipe 2 is fixedly connected with a connecting flange 9, one side of the connecting flange 9 is provided with a plurality of fixing holes 10 at intervals in an annular array, the connecting flange 9 and the fixing holes 10 are arranged to facilitate the fixed communication between the air inlet pipe 2 and the air outlet on the air compressor, the convenience of installation is improved, the other side of the noise reduction box 1 is fixedly and alternately connected with an air outlet pipe 3, one end of the air outlet pipe 3 is fixedly sleeved with a silencing pipe sleeve 11 to play a role in sound insulation for the pipe orifice of the air outlet pipe 3, the cavity 6 is arranged in the inner cavity of the noise reduction box 1, the noise is circularly propagated in, the middle part of resonant cavity 6 is equipped with amortization pipe 4, adopts the amortization material to make, and the outer wall of amortization pipe 4 has been spread throughout and has been seted up and has been strained sound hole 5, and the noise is discharged into resonant cavity 6 from straining sound hole 5 to the realization is to the operation of making an uproar of falling of noise, the both ends of amortization pipe 4 respectively with the fixed interlude of the one end of intake pipe 2 and outlet duct 3 be connected.

Two puigging 12 of noise reduction box 1, two sound absorbing layer 13 and honeycomb layer 14 are constituteed, and two sound absorbing layer 13 set up respectively in the both sides of honeycomb layer 14, and two puigging 12 set up respectively in one side puigging 12 of two sound absorbing layer 13, noise absorbing layer 13 and the noise reduction box 1 that honeycomb layer 14 is constituteed can play a fine syllable-dividing sound absorption effect to prevent that the noise from piercing through noise reduction box 1 and propagating in the air.

The equal interval of the both sides inner wall of noise reduction box 1 is provided with a plurality of big amortization bowls 7 and little amortization bowl 8, and a plurality of big amortization bowls 7 and a plurality of little amortization bowl 8 staggered arrangement, and staggered arrangement's big amortization bowl 7 and little amortization bowl 8 can play the noise reduction effect of a separation nature to the noise in resonant cavity 6 to further improve the noise reduction effect to the noise.

The top fixedly connected with fixed block 15 of noise reduction box 1, the top of fixed block 15 is equipped with transport handle 16, and the both ends of transport handle 16 through round pin axle 17 and fixed block 15 rotate to be connected, and fixed block 15 and round pin axle 17's setting can be convenient for transport handle 16 and noise reduction box 1 between rotate to be connected, and transport handle 16 is convenient for the operator to carry noise reduction box 1 simultaneously, improves the convenience of carrying.

This practical theory of operation: gas enters the inner cavity of the noise reduction box 1 from the gas outlet of the gas compressor through the gas inlet pipe 2, the gas entering the noise reduction box 1 circulates along the silencing pipe 4, the noise generated by the gas during transmission is filtered out of the resonant cavity 6 in the noise reduction box 1 from the noise filtering hole 5, the resonance is generated by the back-and-forth collision of the noise in the resonant cavity 6, so that the frequency of the noise is reduced, the noise reduction treatment on the gas is realized, the gas subjected to the noise reduction treatment is finally discharged from the gas outlet pipe 3, and the noise reduction operation on the gas discharged by the gas compressor is realized.

Finally, it should be noted that: 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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a device of making an uproar falls in gas compressor is given vent to anger, includes noise reduction box (1), its characterized in that: the utility model discloses a noise reduction box, including noise reduction box (1), one side fixed interlude of noise reduction box (1) is connected with intake pipe (2), the opposite side fixed interlude of noise reduction box (1) is connected with outlet duct (3), resonant cavity (6) have been seted up to the inner chamber of noise reduction box (1), the middle part of resonant cavity (6) is equipped with hush pipe (4), hush pipe's (4) outer wall has been seted up throughout and has been strained sound hole (5), hush pipe's (4) both ends are connected with the one end fixed interlude of intake pipe (2) and outlet duct (3).

2. The gas outlet noise reduction device for the gas compressor according to claim 1, wherein: two puigging (12), two sound absorbing layers (13) and honeycomb layer (14) of noise reduction box (1) are constituteed, two sound absorbing layer (13) set up respectively in the both sides of honeycomb layer (14), two puigging (12) set up respectively in one side of two sound absorbing layers (13).

3. The gas outlet noise reduction device for the gas compressor according to claim 1, wherein: the inner walls of the two sides of the noise reduction box (1) are provided with a plurality of large silencing bowls (7) and small silencing bowls (8) at intervals, and the large silencing bowls (7) and the small silencing bowls (8) are arranged in a staggered mode.

4. The gas outlet noise reduction device for the gas compressor according to claim 1, wherein: one end fixedly connected with flange (9) of intake pipe (2), a plurality of fixed orificess (10) have been seted up at one side of flange (9) for the annular array interval.

5. The gas outlet noise reduction device for the gas compressor according to claim 1, wherein: one end of the air outlet pipe (3) is fixedly sleeved with a silencing pipe sleeve (11).

6. The gas outlet noise reduction device for the gas compressor according to claim 1, wherein: the top fixedly connected with fixed block (15) of noise reduction box (1), the top of fixed block (15) is equipped with transport handle (16), just the both ends of transport handle (16) are passed through round pin axle (17) and are connected with the rotation of fixed block (15) both sides.