CN219548514U

CN219548514U - Noise reduction device for intermediate heat exchange station

Info

Publication number: CN219548514U
Application number: CN202320837294.8U
Authority: CN
Inventors: 李栋; 柳群; 戴亮; 刘永
Original assignee: Liaoning Huaxing Thermal Power Group Co ltd
Current assignee: Liaoning Huaxing Thermal Power Group Co ltd
Priority date: 2023-04-15
Filing date: 2023-04-15
Publication date: 2023-08-18
Anticipated expiration: 2033-04-15

Abstract

The utility model relates to a noise reduction device for an intermediate heat exchange station, which comprises a noise reduction box, wherein the noise reduction box comprises a shell, sound absorbing plates are arranged on the inner side and the outer side of the shell, sound absorbing cotton is arranged between the sound absorbing plates and the shell, sound absorbing holes are formed in the sound absorbing plates, a supporting plate and a fixing plate are arranged in the noise reduction box, a damping groove is formed in the supporting plate, a supporting rod is arranged between the damping groove and the fixing plate, a damping spring is sleeved outside the supporting rod, a silencer is arranged at one end of a water pump, and silencing cotton is arranged in the silencer.

Description

Noise reduction device for intermediate heat exchange station

Technical Field

The utility model relates to the technical field of intermediate heat exchange stations, in particular to a noise reduction device of an intermediate heat exchange station.

Background

The heat exchange station is a place for connecting a heat supply network and a heat user in a heat supply system, and has the effects of transferring heat energy from the heat supply network into the heat user system, providing user requirements, adjusting heat medium parameters conveyed by the heat supply network, changing parameters and quantity required by user equipment, controlling the optimal economic operation state of the user, and generally, the heat exchange station of a high-rise building is arranged in a basement to influence the life quality of surrounding residents.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model provides a noise reduction device of an intermediate heat exchange station, which aims to solve the technical problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a device of making an uproar falls in middle heat exchange station, includes heat exchanger, water pump and case of making an uproar falls, the case of making an uproar falls includes the casing, the inside and outside both sides of casing are equipped with the abatvoix, be equipped with the sound absorbing cotton between abatvoix and the casing, be equipped with the sound absorbing hole on the abatvoix, the top of making an uproar falls the case and is equipped with air pipe, be equipped with backup pad and fixed plate in the case of making an uproar, be equipped with the bracing piece between shock attenuation groove and the fixed plate, the outside cover of bracing piece is equipped with damping spring, the one end of water pump is equipped with the muffler, be equipped with the amortization cotton in the muffler, the one end of amortization cotton is equipped with the louvre, through setting up abatvoix and sound absorbing cotton in the casing both sides, the case of making an uproar falls the noise that produces to the heat exchanger work and absorbs and is isolated, through setting up air pipe, be convenient for give off the heat that produces the heat of heat exchanger work, can guarantee the circulation of air to reduce the gathering of noise, through setting up backup pad and fixed plate, and set up damping spring and bracing piece between backup pad, cushion the vibration that produces when heat exchanger and water pump work, and then reduced noise.

Preferably, the shell is provided with a sliding groove, a sliding rod is arranged in the sliding groove, sliding blocks matched with the sliding rod are arranged on two sides of the supporting plate, a sliding spring is arranged between the sliding blocks and the sliding groove, and the sliding direction of the supporting plate is limited by arranging the sliding blocks, the sliding rod and the sliding spring in the sliding groove, so that the supporting plate is prevented from deflecting, and meanwhile, the supporting plate is subjected to vibration buffering by the auxiliary damping spring.

Further preferably, the sound absorbing plate on the inner wall of the shell is provided with a bulge, and by arranging the bulge, the resistance of air flow can be increased, the absorption capacity of the surface of the sound absorbing plate to sound waves is enhanced, and the sound absorption effect is improved.

Further preferably, the muffler is provided with a fixing buckle, the inner wall of the muffler is attached with a sealing gasket, the muffler is convenient to install by arranging the fixing buckle, and the connecting tightness of the muffler and the water pump fan is improved by arranging the sealing gasket, so that noise is prevented from overflowing.

It is further preferable that a supporting air bag is arranged between the supporting plate and the fixing plate, and the supporting air bag is arranged to give the supporting plate vibration buffering function.

Further preferably, an elastic damping block is arranged between the damping groove and the supporting rod, and the supporting plate is prevented from repeatedly vibrating on the damping spring by the elastic damping block.

It is further preferable that an anti-collision support is arranged between the fixing plate and the supporting plate, and the anti-collision support is arranged to prevent the deformation of the damping spring and the supporting air bag from being too large or even damaged due to too large impact force.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the sound absorbing plates and the sound absorbing cotton are arranged on the two sides of the shell, so that the noise reduction box is convenient for absorbing and isolating noise generated by the heat exchange machine, and the ventilation pipeline is arranged, so that the heat generated by the heat exchange machine is convenient for dissipating.

2. According to the utility model, the supporting plate and the fixing plate are arranged, and the damping springs and the supporting rods are arranged between the supporting plate and the fixing plate, so that vibration generated when the heat exchanger and the water pump work is buffered, and further vibration noise of the heat exchanger and the water pump is reduced; due to the arrangement of the supporting air bags, the supporting plate has the function of vibration buffering; by arranging the elastic damping block, the supporting plate is prevented from repeatedly vibrating on the damping spring; due to the anti-collision support, the shock absorption spring and the supporting air bag are prevented from being deformed and even damaged due to overlarge impact force.

3. According to the utility model, the silencer and the silencing cotton are arranged, so that noise generated by the operation of the fan of the water pump can be absorbed, and further noise pollution generated by the operation of the water pump is reduced; the heat dissipation holes are arranged to facilitate heat dissipation of the water pump.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a noise reduction device of an intermediate heat exchange station in the utility model;

FIG. 2 is a schematic cross-sectional view of the structure of FIG. 1A;

FIG. 3 is a schematic cross-sectional view of the structure B in FIG. 1;

FIG. 4 is a schematic cross-sectional view of a muffler according to the present utility model;

fig. 5 is a schematic view showing the fitting structure of the protrusions, the sound absorbing plate and the sound absorbing holes in the present utility model.

In the figure: 1. a heat exchanger; 2. a water pump; 3. a noise reduction box; 4. a housing; 5. a sound absorbing panel; 6. sound absorbing cotton; 7. a sound absorbing hole; 8. a ventilation duct; 9. a support plate; 10. a fixing plate; 11. a damping groove; 12. a support rod; 13. a damping spring; 14. a muffler; 15. silencing cotton; 16. a heat radiation hole; 17. a sliding groove; 18. a slide bar; 19. a sliding block; 20. a sliding spring; 21. a protrusion; 22. a fixing buckle; 23. a sealing gasket; 24. supporting the air bag; 25. an elastic damping block; 26. and an anti-collision support.

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.

Example 1:

referring to fig. 1-5, a noise reduction device for an intermediate heat exchange station comprises a heat exchange machine 1, a water pump 2 and a noise reduction box 3, wherein the noise reduction box 3 comprises a shell 4, sound absorbing boards 5 are arranged on the inner side and the outer side of the shell 4, sound absorbing cotton 6 is arranged between the sound absorbing boards 5 and the shell 4, sound absorbing holes 7 are arranged on the sound absorbing boards 5, a ventilating duct 8 is arranged at the top of the noise reduction box 3, a supporting plate 9 and a fixing plate 10 are arranged in the noise reduction box 3, a damping groove 11 is arranged in the supporting plate 9, a supporting rod 12 is arranged between the damping groove 11 and the fixing plate 10, a damping spring 13 is sleeved outside the supporting rod 12, one end of the water pump 2 is provided with a silencer 14, noise reduction cotton 15 is arranged in the silencer 14, one end of the noise reduction cotton 15 is provided with a heat dissipation hole 16, a bulge 21 is arranged on the sound absorbing board 5 on the inner wall of the shell 4, a fixing buckle 22 is arranged on the silencer 14, a sealing gasket 23 is attached on the inner wall of the silencer 14, noise is generated when the heat exchange machine 1 and the water pump 2 work, noise generated during machine operation flows through the sound absorbing holes 7 on the sound absorbing plates 5 on the inner side and the outer side of the noise reduction box 3 and is absorbed by the sound absorbing cotton 6, so that the noise is reduced, the sound absorbing plate 5 on the inner wall of the shell 4 is provided with the bulges 21, the bulges 21 can increase the resistance of air flow, the sound absorbing effect is improved, meanwhile, the damping grooves 11 are arranged between the supporting plate 9 and the fixed plate 10 inside the noise reduction box 3, the damping springs 13 sleeved outside the supporting rod 12 form a damping bracket, the transmission of mechanical vibration and noise can be effectively slowed down, the ventilation pipeline 8 is arranged, the heat generated during the operation of the heat exchanger 1 is conveniently dissipated, the air circulation can be ensured, the noise is reduced, the silencer 14 is arranged at the fan of the water pump 2 through the fixed buckle 22, the silencer 14 is internally provided with the sound absorbing cotton 15 and the heat dissipating holes 16, noise and heat generated during the operation of the water pump 2 can be isolated, and heat dissipation treatment can be performed.

Referring to fig. 1-5, in this embodiment, a sliding groove 17 is provided on a housing 4, a sliding rod 18 is provided in the sliding groove 17, sliding blocks 19 matched with the sliding rod 18 are provided on two sides of a supporting plate 9, a sliding spring 20 is provided between the sliding blocks 19 and the sliding groove 17, a supporting air bag 24 is provided between the supporting plate 9 and a fixing plate 10, an elastic damping block 25 is provided between a damping groove 11 and a supporting rod 12, an anti-collision support 26 is provided between the fixing plate 10 and the supporting plate 9, vibration can be generated when the heat exchanger 1 and the water pump 2 work, machine vibration drives the supporting plate 9 to vibrate, the supporting plate 9 drives the sliding blocks 19 to move on the sliding rod 18, the sliding blocks 19 vibrate and drive the top of the supporting rod 12 to move in the damping groove 11 through the sliding springs 20, the vibration effect of the supporting plate 9 is reduced through the damping springs 13, the supporting air bag 9 is buffered, the supporting air bag 9 is prevented from repeatedly vibrating on the damping springs 13 through the arrangement of the elastic damping blocks 25, and the anti-collision support 26 is prevented from being damaged or even deformed due to overlarge impact force.

Example 2:

on the basis of embodiment 1, when heat exchanger 1 and water pump 2 work, can produce the noise, the noise that the machine during operation produced is after the sound hole 7 on the acoustic board 5 of the inside and outside both sides of noise reduction case 3 that falls, absorbed by inhaling the sound cotton 6, make the noise reduce, be equipped with protruding 21 on the acoustic board 5 on the casing 4 inner wall, protruding 21 can increase the resistance that the air flows, improve the sound absorbing effect, simultaneously, be provided with damper groove 11 between the backup pad 9 and the fixed plate 10 of noise reduction case 3 inside, and constitute the shock attenuation support through bracing piece 12 and outside cover damping spring 13, can slow down mechanical vibration and noise's transmission effectively, through setting up ventilation duct 8, be convenient for distribute the heat that heat exchanger 1 work produced, can guarantee the circulation of air, and reduce the gathering of noise, silencer 14 is equipped with amortization cotton 15 and louvre 16 through fixed buckle 22 installation in the fan department of water pump 2, noise and heat that produces when can keep apart water pump 2 work, and carry out the heat dissipation treatment.

Example 3:

on the basis of embodiment 2, can produce the vibration when heat exchanger 1 and water pump 2 work, machine vibration drives backup pad 9 and vibrates, backup pad 9 drives slider 19 and moves on slide bar 18, give slider 19 vibration buffering's effect through slide spring 20, slider 19 vibration drives the top of bracing piece 12 and moves in damper groove 11 simultaneously, reduce the vibration effect of backup pad 9 through damper spring 13, for backup pad 9 cushions, through setting up support gasbag 24, give backup pad 9 vibration buffering's effect, through setting up elastic damping piece 25, prevent backup pad 9 and vibrate repeatedly on damper spring 13, through setting up crashproof support 26, prevent that damper spring 13 and support gasbag 24 deformation are too big even damage because of the impact force is too big.

In all the above mentioned solutions, in which the connection between two components can be chosen according to the actual situation, a welded, bolt-and-nut-fitted connection, a bolt-or-screw connection or other known connection means, which are not described in detail herein, where reference is made to a written fixed connection, the preferred consideration is welding, although embodiments of the utility model have been shown and described, it will be understood by those skilled in the art that numerous variations, modifications, substitutions and alterations can be made to these embodiments without departing from the principle and spirit of the utility model, the scope of which is defined by the appended claims and their equivalents.

Claims

1. The utility model provides a device of making an uproar falls in intermediate heat exchange station, includes heat exchanger (1), water pump (2) and falls case (3) of making an uproar, its characterized in that: noise reduction case (3) are including casing (4), the inside and outside both sides of casing (4) are equipped with abatvoix (5), be equipped with between abatvoix (5) and casing (4) and inhale sound cotton (6), be equipped with on abatvoix (5) and inhale sound hole (7), the top of noise reduction case (3) is equipped with air pipe (8), be equipped with backup pad (9) and fixed plate (10) in noise reduction case (3), be equipped with damper groove (11) in backup pad (9), be equipped with bracing piece (12) between damper groove (11) and the fixed plate (10), the cover is equipped with damper spring (13) in the bracing piece (12) outside, the one end of water pump (2) is equipped with muffler (14), be equipped with amortization cotton (15) in muffler (14), the one end of amortization cotton (15) is equipped with louvre (16).

2. An intermediate heat exchange station noise reduction device according to claim 1, wherein: the sliding device is characterized in that a sliding groove (17) is formed in the shell (4), a sliding rod (18) is arranged in the sliding groove (17), sliding blocks (19) matched with the sliding rod (18) are arranged on two sides of the supporting plate (9), and a sliding spring (20) is arranged between the sliding blocks (19) and the sliding groove (17).

3. An intermediate heat exchange station noise reduction device according to claim 1, wherein: the sound absorbing plate (5) on the inner wall of the shell (4) is provided with a bulge (21).

4. An intermediate heat exchange station noise reduction device according to claim 1, wherein: the silencer (14) is provided with a fixing buckle (22), and a sealing gasket (23) is attached to the inner wall of the silencer (14).

5. An intermediate heat exchange station noise reduction device according to claim 1, wherein: a supporting air bag (24) is arranged between the supporting plate (9) and the fixing plate (10).

6. An intermediate heat exchange station noise reduction device according to claim 1, wherein: an elastic damping block (25) is arranged between the damping groove (11) and the supporting rod (12).

7. An intermediate heat exchange station noise reduction device according to claim 1, wherein: an anti-collision support (26) is arranged between the fixing plate (10) and the supporting plate (9).