CN214403764U - Silencing and noise reducing device for diesel generating set - Google Patents

Silencing and noise reducing device for diesel generating set Download PDF

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Publication number
CN214403764U
CN214403764U CN202023245792.9U CN202023245792U CN214403764U CN 214403764 U CN214403764 U CN 214403764U CN 202023245792 U CN202023245792 U CN 202023245792U CN 214403764 U CN214403764 U CN 214403764U
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box
plate
sound
sound insulation
fixedly arranged
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CN202023245792.9U
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Chinese (zh)
Inventor
温民华
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Fujian Aibaoshi Motor Co ltd
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Fujian Aibaoshi Motor Co ltd
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Abstract

The utility model belongs to the technical field of the generator equipment technique and specifically relates to a diesel generating set amortization noise reduction device, including the sound-proof box, the sound-proof box front side articulates there is the maintenance door, the left side board of sound-proof box, the right side board, the back plate, the roof, the maintenance door is equipped with the acoustic celotex board by inside toward outside, inhale the sound cotton, the metal sheet, be equipped with the base on the sound-proof box bottom plate, be equipped with diesel generating set on the base top, there are air intake fan and exhaust fan in the sound-proof box, there are air intake whistle box and exhaust whistle box outside the sound-proof box, diesel generating set's gas vent is connected with the bellows, there is the filter on the sound-proof box roof inner wall, there is the cooler bin at the sound-proof box top, the muffler, there is the water tank at the cooler bin top, the water pump, there is capillary heat-absorbing tube in the cooler bin, there is capillary cooling tube outside the cooler bin, the gas outlet of muffler is connected with the blast pipe. The utility model discloses in, overall structure is simple, and the heat dissipation is rapid, can tail gas purification, and damping and noise reduction effect are showing.

Description

Silencing and noise reducing device for diesel generating set
Technical Field
The utility model relates to a generator equipment technical field specifically is a diesel generating set amortization noise reduction device.
Background
The diesel generator set is a small power generating equipment, and is a power machine using diesel oil as fuel and using diesel engine as prime mover to drive generator to generate power. The small diesel generator set is a generator set with lower power, usually lower power than 30kw, and is a power generation device with rapid starting, convenient operation and maintenance, low investment and strong environmental adaptability.
The diesel generator set can be used as a temporary power supply for various building constructions and field projects, high-rise buildings, hospitals, superstores, ocean vessels, mining, oil drilling, industrial and agricultural production, national defense, life and other field power supplies, the diesel generator set is easy to vibrate and can generate large noise generally, great troubles are brought to residents nearby a power supply place, tail gas generated by the diesel generator set is discharged without being processed, environmental pollution is caused easily, and meanwhile, the diesel generator set can generate a lot of heat during working, so that the silencing and noise reducing device for the diesel generator set is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a diesel generating set amortization noise reduction device, including the sound-proof box, be equipped with inlet air fan and exhaust fan in the sound-proof box, the sound-proof box outside is equipped with the silence case that admits air and exhaust the silence case, and the diesel generating set's of sound-proof box gas vent has connected gradually bellows, filter, cooler bin, muffler through the pipeline to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a silencing and noise reducing device of a diesel generator set comprises a sound insulation box, wherein the sound insulation box is of a box body structure consisting of a left plate, a right plate, a rear plate, a top plate and a bottom plate, the front side of the sound insulation box is hinged with a maintenance door through a hinge, the left plate, the right plate, the rear plate, the top plate and the maintenance door of the sound insulation box are sequentially fixedly provided with the sound insulation plate and a metal plate from inside to outside, a cavity is fixedly arranged between the sound insulation plate and the metal plate, sound absorption cotton is fixedly filled in the cavity, a base is fixedly arranged on the inner wall of the bottom plate of the sound insulation box, the diesel generator set is fixedly arranged on the top of the base, an air inlet fan and an air outlet fan are respectively fixedly arranged on the inner walls of the left plate and the right plate of the sound insulation box, an air inlet silencing box and an air outlet silencing box are respectively arranged on the outer walls of the left plate and the right plate of the sound insulation box corresponding to the air inlet fan and the air outlet fan, and a grating plate are respectively fixedly arranged between the air inlet silencing box and the air outlet fan and the exhaust silencing box, the gas vent of diesel generating set has the bellows through the pipe connection, the fixed filter that is equipped with on the roof inner wall of sound insulation roof, from left to right fixed cooler bin, muffler of being equipped with in proper order on the sound insulation roof portion, the cooler bin top from left to right is equipped with water tank, water pump in proper order, the inside fixed capillary heat absorption pipe that is equipped with of cooler bin, the fixed capillary cooling tube that is equipped with on the outer wall of cooler bin left surface, water tank, water pump, capillary heat absorption pipe, capillary cooling tube connect gradually through the pipeline, the side is equipped with air inlet and gas outlet respectively about the cooler bin, the filter passes through the air inlet of pipe connection cooler bin, the gas outlet of cooler bin passes through the air inlet of pipe connection muffler, the gas outlet of muffler has the blast pipe through the pipe connection.
As a preferred scheme, a vibration damper is fixedly arranged between the diesel generating set and the base.
As a preferred scheme, a rubber pad is fixedly arranged between the base and the bottom plate of the sound insulation box.
As a preferable scheme, a handle is fixedly arranged on the outer wall of the front side surface of the maintenance door.
Compared with the prior art, the beneficial effects of the utility model are that: the air convection in the sound insulation box can be accelerated by the air inlet fan and the air outlet fan which are arranged in the sound insulation box, the heat generated by the diesel generator can be taken away rapidly, the noise can be reduced, the corrugated pipe arranged above the diesel generator set, the vibration absorber arranged below the diesel generator set and the rubber pad under the base both play a role of buffering and vibration reduction, the cooling box cools and cools the discharged gas, the noise generation is reduced from the source, the air inlet sound-absorbing box and the air outlet sound-absorbing box which are arranged outside the sound insulation box and are arranged at the corresponding positions of the air inlet fan and the air outlet fan, the silencer at the top of the sound insulation box, the sound insulation plate and the sound-absorbing cotton in the sound insulation box isolate the diesel generator set from the outside rarely, the noise is reduced from the transmission path, the filter is arranged in the box, harmful substances generated by the diesel generator set can be filtered, the maintenance door and the handle are also arranged at the front side of the sound insulation box, and the maintenance and the oil filling are convenient, this device simple structure, the heat dissipation is rapid, can purify tail gas, and the amortization noise reduction damping effect is good.
Drawings
FIG. 1 is a schematic view of the overall structure of a noise reduction device of a diesel generator set of the present invention;
fig. 2 is the utility model relates to a device of making an uproar falls in diesel generating set amortization overlook cross-sectional structure schematic diagram.
In the figure: 1. a sound insulating board; 2. a metal plate; 3. sound-absorbing cotton; 4. a base; 5. a diesel generator set; 6. an air intake fan; 7. an exhaust fan; 8. an air intake whistle box; 9. an exhaust silencing box; 10. a grid plate; 11. a bellows; 12. a filter; 13. a cooling tank; 14. a water tank; 15. a water pump; 16. a capillary heat absorption tube; 17. a capillary cooling tube; 18. a muffler; 19. an exhaust pipe; 20. a rubber pad; 21. a shock absorber; 22. repairing the door; 23. a handle.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
For better understanding of the above technical solutions, the following detailed descriptions will be provided in conjunction with the drawings and the detailed description of the present invention.
Example (b):
referring to fig. 1-2, the present embodiment provides a technical solution:
a silencing and noise reducing device of a diesel generator set comprises a sound insulation box, wherein the sound insulation box is of a box body structure consisting of a left plate, a right plate, a back plate, a top plate and a bottom plate, the front side of the sound insulation box is hinged with a maintenance door 22 through a hinge, the left plate, the right plate, the back plate, the top plate and the maintenance door 22 of the sound insulation box are sequentially and fixedly provided with a sound insulation plate 1 and a metal plate 2 from inside to outside, a cavity is fixedly arranged between the sound insulation plate 1 and the metal plate 2, sound absorption cotton 3 is fixedly filled in the cavity, a base 4 is fixedly arranged on the inner wall of the bottom plate of the sound insulation box, a diesel generator set 5 is fixedly arranged on the top of the base 4, an air inlet fan 6 and an air outlet fan 7 are respectively fixedly arranged on the inner walls of the left plate and the right plate of the sound insulation box, an air inlet silencing box 8 and an air outlet silencing box 9 are respectively arranged on the outer walls of the left plate and the right plate of the sound insulation box corresponding to the air inlet fan 6 and the air outlet fan 7, and a grating plate 10 is respectively fixedly arranged between the air inlet silencing box 6 and the exhaust box 7 and the air silencing box 9, the exhaust port of the diesel generator set 5 is connected with a corrugated pipe 11 through a pipeline, a filter 12 is fixedly arranged on the inner wall of a top plate of the sound insulation box, a cooling box 13 and a silencer 18 are fixedly arranged on the top of the sound insulation box from left to right in sequence, a water tank 14 and a water pump 15 are fixedly arranged on the top of the cooling box 13 from left to right in sequence, a capillary heat absorption pipe 16 is fixedly arranged in the cooling box 13, a capillary cooling pipe 17 is fixedly arranged on the outer wall of the left side face of the cooling box 13, the water tank 14, the water pump 15, the capillary heat absorption pipe 16 and the capillary cooling pipe 17 are sequentially connected through a pipeline, the left side and the right side of the cooling box 13 are respectively provided with an air inlet and an air outlet, the filter 12 is connected with the air inlet of the cooling box 13 through a pipeline, the air outlet of the cooling box 13 is connected with the air inlet of the silencer 18 through a pipeline, the air outlet of the silencer 18 is connected with an exhaust pipe 19 through a pipeline, and a vibration damper 21 is fixedly arranged between the diesel generator set 5 and the base 4, a rubber pad 20 is fixedly arranged between the base 4 and the bottom plate of the sound insulation box, and a handle 23 is fixedly arranged on the outer wall of the front side surface of the maintenance door 22.
The working principle is as follows: when the diesel generating set 5 normally works, cold air enters the sound insulation box from the air inlet sound insulation box 8 on the left side of the sound insulation box through the grating plate 10 under the drive of the air inlet fan 6, heat generated by the diesel generating set 5 is taken away from the diesel generating set 5 during passing, hot air after heat absorption is exhausted from the air exhaust sound insulation box 9 through the grating plate 10 under the drive of the air exhaust fan 7, high-temperature harmful gas generated by the diesel generating set 5 is subjected to vibration attenuation through the corrugated pipe 11 and then is converted into high-temperature gas to enter the cooling box 13 under the filtering action of the filter 12, the cooling water in the water tank 14 is driven by the water pump 15 on the cooling box 13 to enter the capillary heat absorption pipe 16 in the cooling box 13, water in the capillary heat absorption pipe 16 absorbs heat and flows out to the capillary cooling pipe 17 outside the cooling box 13, hot water in the capillary cooling pipe 17 flows back to the cooling water tank 14 under the air action, and purified gas cooled by the cooling box 13 is exhausted to the external environment through the exhaust pipe 19 after being subjected to sound attenuation through the muffler 18.
Has the advantages that: the air convection in the sound insulation box can be accelerated by the air inlet fan and the air outlet fan which are arranged in the sound insulation box, the heat generated by the diesel generator can be taken away rapidly, the noise can be reduced, the corrugated pipe arranged above the diesel generator set, the vibration absorber arranged below the diesel generator set and the rubber pad under the base both play a role of buffering and vibration reduction, the cooling box cools and cools the discharged gas, the noise generation is reduced from the source, the air inlet sound-absorbing box and the air outlet sound-absorbing box which are arranged outside the sound insulation box and are arranged at the corresponding positions of the air inlet fan and the air outlet fan, the silencer at the top of the sound insulation box, the sound insulation plate and the sound-absorbing cotton in the sound insulation box isolate the diesel generator set from the outside rarely, the noise is reduced from the transmission path, the filter is arranged in the box, harmful substances generated by the diesel generator set can be filtered, the maintenance door and the handle are also arranged at the front side of the sound insulation box, and the maintenance and the oil filling are convenient, this device simple structure, the heat dissipation is rapid, can purify tail gas, and the amortization noise reduction damping effect is good.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (4)

1. The utility model provides a diesel generating set amortization noise reduction device, includes sound-proof box, its characterized in that: the sound insulation box is of a box body structure consisting of a left plate, a right plate, a rear plate, a top plate and a bottom plate, the front side of the sound insulation box is hinged with a maintenance door (22) through a hinge, the left plate, the right plate, the rear plate, the top plate and the maintenance door (22) of the sound insulation box are respectively fixedly provided with a sound insulation plate (1) and a metal plate (2) from inside to outside, a cavity is respectively fixedly arranged between the sound insulation plate (1) and the metal plate (2), sound absorption cotton (3) is fixedly filled in the cavity, a base (4) is fixedly arranged on the inner wall of the bottom plate of the sound insulation box, a diesel generator set (5) is fixedly arranged on the top of the base (4), an air inlet fan (6) and an air outlet fan (7) are respectively fixedly arranged on the inner walls of the left plate and the right plate of the sound insulation box, and air inlet and air outlet muffling boxes (8) and air outlet muffling boxes (9) are respectively arranged on the outer walls of the left plate and the right plate of the sound insulation box corresponding to the air inlet fan (6) and the air outlet fan (7), a grating plate (10) is fixedly arranged between the air inlet fan (6) and the air inlet silencing box (8) and between the air outlet fan (7) and the air outlet silencing box (9), an air outlet of the diesel generator set (5) is connected with a corrugated pipe (11) through a pipeline, a filter (12) is fixedly arranged on the inner wall of the top plate of the sound insulation box, a cooling box (13) and a silencer (18) are fixedly arranged on the top of the sound insulation box from left to right in sequence, a water tank (14) and a water pump (15) are fixedly arranged on the top of the cooling box (13) from left to right in sequence, a capillary heat absorption pipe (16) is fixedly arranged in the cooling box (13), a capillary cooling pipe (17) is fixedly arranged on the outer wall of the left side face of the cooling box (13), the water tank (14), the water pump (15), the capillary heat absorption pipe (16) and the capillary cooling pipe (17) are sequentially connected through a pipeline, and an air inlet and an air outlet are respectively arranged on the left side and right side of the cooling box (13), the filter (12) is connected with the air inlet of the cooling box (13) through a pipeline, the air outlet of the cooling box (13) is connected with the air inlet of the silencer (18) through a pipeline, and the air outlet of the silencer (18) is connected with an exhaust pipe (19) through a pipeline.
2. The silencing and noise reducing device for the diesel generator set according to claim 1, wherein: and a shock absorber (21) is fixedly arranged between the diesel generator set (5) and the base (4).
3. The silencing and noise reducing device for the diesel generator set according to claim 1, wherein: a rubber pad (20) is fixedly arranged between the base (4) and the bottom plate of the sound insulation box.
4. The silencing and noise reducing device for the diesel generator set according to claim 1, wherein: and a handle (23) is fixedly arranged on the outer wall of the front side surface of the maintenance door (22).
CN202023245792.9U 2020-12-29 2020-12-29 Silencing and noise reducing device for diesel generating set Active CN214403764U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202023245792.9U CN214403764U (en) 2020-12-29 2020-12-29 Silencing and noise reducing device for diesel generating set

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202023245792.9U CN214403764U (en) 2020-12-29 2020-12-29 Silencing and noise reducing device for diesel generating set

Publications (1)

Publication Number Publication Date
CN214403764U true CN214403764U (en) 2021-10-15

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202023245792.9U Active CN214403764U (en) 2020-12-29 2020-12-29 Silencing and noise reducing device for diesel generating set

Country Status (1)

Country Link
CN (1) CN214403764U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114607503A (en) * 2022-03-15 2022-06-10 湖北同发机电有限公司 Improved diesel generator set with silencing function

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114607503A (en) * 2022-03-15 2022-06-10 湖北同发机电有限公司 Improved diesel generator set with silencing function

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