CN212003346U - Silencer for air inlet and air outlet of generator room - Google Patents
Silencer for air inlet and air outlet of generator room Download PDFInfo
- Publication number
- CN212003346U CN212003346U CN202020717129.5U CN202020717129U CN212003346U CN 212003346 U CN212003346 U CN 212003346U CN 202020717129 U CN202020717129 U CN 202020717129U CN 212003346 U CN212003346 U CN 212003346U
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- China
- Prior art keywords
- air
- box body
- generator room
- fixed
- silencer
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
- F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
- F24F13/062—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser having one or more bowls or cones diverging in the flow direction
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B77/00—Component parts, details or accessories, not otherwise provided for
- F02B77/11—Thermal or acoustic insulation
- F02B77/13—Acoustic insulation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/161—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general in systems with fluid flow
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
- F24F2013/242—Sound-absorbing material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
- F24F2013/247—Active noise-suppression
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
- G10K2210/10—Applications
- G10K2210/112—Ducts
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Acoustics & Sound (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Fluid Mechanics (AREA)
- Multimedia (AREA)
- Duct Arrangements (AREA)
Abstract
The utility model discloses a silencing device for an air inlet and an air outlet of a generator room, in particular to the field of silencing equipment, which comprises an outer box body, wherein a silencing mechanism is arranged inside the outer box body; silencing mechanism includes interior box, form first vacuum cavity between interior box and the outer box, fixed first abatvoix that is equipped with on the interior box inner wall, the inside fixed partition panel that is equipped with of interior box, partition panel both sides are all fixed and are equipped with the second abatvoix, the partition panel cuts off the inside two air current conveying chambers that form of interior box, the partition panel both sides are all fixed and are equipped with the diaphragm, two ventilation holes, four have all been seted up on the diaphragm top ventilation hole top all fixed and are equipped with first air pipe. The utility model discloses an amortization mechanism can reduce the air current vibration and the noise that produces earlier with the air intake of generator room and the air current dispersion of air outlet, and the air current dispersion also can reduce the damage to the device, reduces cost of maintenance.
Description
Technical Field
The embodiment of the utility model provides a silencing device of amortization equipment field, concretely relates to generator room's air intake and air exit.
Background
For most units or enterprises, the diesel generator is only used as a spare, and is started in an emergency when power is cut off, because the power generation cost of the diesel engine is higher than that of power supply of a power grid, the diesel generator becomes main or even only power generation equipment unless in a remote area where a large power grid cannot be connected, the generator room is a house provided with the generator set, the working noise of the generator set is high, and therefore, silencing devices are required to be arranged at an air inlet and an air outlet of the generator room.
The prior art has the following defects: most of silencing devices directly carry out noise reduction treatment to the air intake and the air outlet of generator room, and noise cancelling effect is not good when the air current is great, still can damage silencing device, increases cost of maintenance.
SUMMERY OF THE UTILITY MODEL
Therefore, the embodiment of the utility model provides a silencing device of air intake and air exit of generator room, can earlier disperse the air current of the air intake of generator room and air outlet through amortization mechanism, reduce the air current vibration and the noise that produces, the air current dispersion also can reduce the damage to the device, reduce cost of maintenance, because most of silencing device directly carry out amortization to the air intake and the air outlet of generator room among the solution prior art, lead to when the air current great that the noise cancelling effect is not good, silencing device is perhaps damaged, increase cost of maintenance's problem.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions: a silencer for an air inlet and an air outlet of a generator room comprises an outer box body, wherein a silencing mechanism is arranged inside the outer box body;
the silencing mechanism includes interior box, interior box is fixed to be established at external internal portion, form first vacuum cavity between interior box and the outer box, the fixed first abatvoix that is equipped with on the interior box inner wall, the inside fixed partition panel that is equipped with of interior box, partition panel both sides are all fixed and are equipped with the second abatvoix, the partition panel cuts off the internal portion of interior box and forms two air current transport chamber, the partition panel both sides are all fixed and are equipped with the diaphragm, two box inner wall fixed connection, two in the diaphragm outer end difference two ventilation holes, four have all been seted up on the diaphragm top the ventilation hole top is all fixed and is equipped with first air pipe.
Further, the fixed air-out pipeline that is equipped with in outer box top, two air-out pipeline bottom extends into two air current transport intracavity portions respectively, two air-out pipeline bottoms all with two first air pipe top fixed connection.
Furthermore, two the inside filter screen that all is fixed is equipped with of air-out pipeline.
Furthermore, a second vent pipeline is fixedly arranged at the bottom end of the outer box body, and the top end of the second vent pipeline extends to the bottom ends of the two air flow conveying cavities.
Furthermore, a first fixing plate is fixedly arranged inside the second vent pipeline, and a second vacuum cavity is formed between the second vent pipeline and the first fixing plate.
Furthermore, a wind gathering cover is fixedly arranged at the bottom end of the second ventilation pipeline.
Furthermore, a second fixing plate is fixedly arranged inside the wind gathering cover, and a third vacuum cavity is formed between the second fixing plate and the wind gathering cover.
Furthermore, gather wind cover bottom end fixed and be equipped with the fixed plate, be equipped with a plurality of screw rivets on the fixed plate, it is a plurality of the screw rivet all passes through thread fixed connection with the fixed plate.
The embodiment of the utility model provides a have following advantage:
the utility model discloses a partition panel becomes the air current dispersion two strands of air currents, can reduce the intensity of air current, divide into the air current four strands of air currents intensity of cutting down the air current once more through four ventilation holes and four first air pipe, can utilize second abatvoix and first abatvoix to weaken the noise, first vacuum cavity can block the outside propagation of the outside box of noise simultaneously, compared with the prior art, can be earlier with the air current dispersion of generator room's air intake and air outlet, reduce the air current vibration and the noise that produces, the air current dispersion also can reduce the damage to the device, reduce cost of maintenance.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
Fig. 1 is a schematic view of the overall structure provided by the present invention;
fig. 2 is a cross-sectional view of the silencing mechanism provided by the present invention;
fig. 3 is a perspective view of the partition panel provided by the present invention;
fig. 4 is a perspective view of the transverse plate provided by the present invention;
fig. 5 is a perspective view of the filter screen provided by the present invention;
in the figure: the air flow conveying device comprises an outer box body 1, an inner box body 2, a first vacuum cavity 3, a first sound absorbing plate 4, a partition plate 5, a second sound absorbing plate 6, a transverse plate 7, a vent hole 8, a first ventilating duct 9, an air outlet duct 10, a second ventilating duct 11, a first fixing plate 12, a second vacuum cavity 13, a fan cover 14, a second fixing plate 15, a third vacuum cavity 16, a filter screen 17, a fixing plate 18, a threaded rivet 19 and an air flow conveying cavity 20.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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.
Referring to the attached fig. 1-5 of the specification, the silencer for the air inlet and the air outlet of the generator room of the embodiment comprises an outer box 1, wherein a silencing mechanism is arranged inside the outer box 1;
silencing mechanism includes interior box 2, interior box 2 is fixed to be established inside outer box 1, form first vacuum cavity 3 between interior box 2 and the outer box 1, fixed first abatvoix 4 that is equipped with on the 2 inner walls of interior box, the inside fixed partition panel 5 that is equipped with of interior box 2, partition panel 5 both sides are all fixed and are equipped with second abatvoix 6, partition panel 5 cuts off the inside of interior box 2 and forms two air current transport chamber 20, partition panel 5 both sides are all fixed and are equipped with diaphragm 7, two 2 inner wall fixed connection of box, two in the 7 outer ends difference of diaphragm 2 in 7 tops of diaphragm have all been seted up two ventilation holes 8, four ventilation hole 8 tops are all fixed and are equipped with first air pipe 9.
Further, the fixed air-out pipeline 10 that is equipped with in 1 top of outer box, two inside air-out pipeline 10 bottom extended into two air current transport chambeies 20 respectively, two air-out pipeline 10 bottoms all with two first air pipe 9 top fixed connection.
Further, two inside all fixed filter screen 17 that is equipped with of air-out pipeline 10 plays filterable effect, can prevent that outside dust from getting into inside box 2.
Furthermore, a second vent pipe 11 is fixedly arranged at the bottom end of the outer box 1, and the top end of the second vent pipe 11 extends to the bottom ends of the two air flow conveying cavities 20, so that air flow can be conveyed from the interior of the second vent pipe 11 and the interior of the first fixing plate 12 to the interior of the two air flow conveying cavities 20.
Furthermore, the first fixing plate 12 is fixedly arranged inside the second ventilation duct 11, and the second vacuum chamber 13 is formed between the second ventilation duct 11 and the first fixing plate 12, so that sound cannot be transmitted in vacuum, and the second vacuum chamber 13 can be used for eliminating noise.
Furthermore, a wind-collecting cover 14 is fixedly arranged at the bottom end of the second ventilation duct 11, so that the air flow can be conveniently conveyed from the wind-collecting cover 14 and the inside of the second fixing plate 15.
Furthermore, a second fixing plate 15 is fixedly arranged inside the wind-collecting cover 14, and a third vacuum cavity 16 is formed between the second fixing plate 15 and the wind-collecting cover 14, so that sound cannot be transmitted in vacuum, and the third vacuum cavity 16 can be used for eliminating noise.
Further, a fixing plate 18 is fixedly arranged at the bottom end of the wind gathering cover 14, a plurality of threaded rivets 19 are arranged on the fixing plate 18, the plurality of threaded rivets 19 are fixedly connected with the fixing plate 18 through threads, and the fixing plate 18, the wind gathering cover 14, the second ventilation pipeline 11 and the outer box body 1 are conveniently fixed at an air outlet and an air inlet of a generator room through the threaded rivets 19.
The implementation scenario is specifically as follows: firstly, a worker fixes the fixing plate 18, the wind-gathering cover 14, the second ventilation pipeline 11 and the outer box 1 on an air outlet and an air inlet of a generator room by using the threaded rivet 19, when air flow is exhausted from the air outlet, the air flow can pass through the wind-gathering cover 14 and the second ventilation pipeline 11 and is conveyed into the two air flow conveying cavities 20, when noise passes through the wind-gathering cover 14 and the second ventilation pipeline 11, because sound cannot be transmitted in vacuum, the third vacuum cavity 16 and the second vacuum cavity 13 can be used for eliminating the noise so as to prevent the noise from being transmitted to the outer ends of the wind-gathering cover 14 and the second ventilation pipeline 11, when the air flow is conveyed into the two air flow conveying cavities 20, the air flow is dispersed into air flow by the partition plates 5, the strength of the air flow can be reduced, then the air flow is conveyed into the two air outlet pipelines 10 through the four vent holes 8 and the four first ventilation pipelines 9, then the air flow is conveyed to the outside of the generator room through two air outlet pipelines 10, the strength of the air flow is reduced again by dividing the air flow into four air flows through four air vents 8 and four first air pipelines 9, after the air flow is weakened, the extra noise generated by the vibration of the air flow is reduced, meanwhile, the device can be protected, when the noise passes through the inside of the inner box body 2, the noise can be weakened by utilizing the second sound-absorbing plate 6 and the first sound-absorbing plate 4, meanwhile, the first vacuum cavity 3 can prevent the noise from spreading to the outside of the outer box body 1, the air outlet firstly disperses the air flow entering the generator room, and reduces the extra noise generated by the vibration of the air flow, the utility model can firstly disperse the air flow of the air inlet and the air outlet of the generator room through the silencing mechanism, reduces the noise generated by the vibration of the air flow, and also can, reduce cost of maintenance, this embodiment has specifically solved among the prior art that most silencing device are direct to carry out amortization to generator room's air intake and air outlet, and the noise cancelling effect is not good when the air current is great, still can damage silencing device, increases cost of maintenance's problem.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (8)
1. The utility model provides a silencing device of generator room's air intake and air exit, includes outer box (1), its characterized in that: a silencing mechanism is arranged inside the outer box body (1);
the silencing mechanism comprises an inner box body (2), the inner box body (2) is fixedly arranged inside an outer box body (1), a first vacuum cavity (3) is formed between the inner box body (2) and the outer box body (1), a first sound absorption board (4) is fixedly arranged on the inner wall of the inner box body (2), a partition board (5) is fixedly arranged inside the inner box body (2), the two sides of the partition plate (5) are both fixedly provided with second sound-absorbing plates (6), the partition plate (5) partitions the interior of the inner box body (2) to form two air flow conveying cavities (20), partition panel (5) both sides are all fixed and are equipped with diaphragm (7), two box (2) inner wall fixed connection, two in diaphragm (7) outer end difference two ventilation hole (8), four have all been seted up on diaphragm (7) top ventilation hole (8) top is all fixed and is equipped with first air pipe (9).
2. The silencer for the air inlet and the air outlet of the generator room as claimed in claim 1, wherein: outer box (1) top is fixed to be equipped with air-out pipeline (10), two inside air-out pipeline (10) bottom extended into two air current transport chamber (20) respectively, two air-out pipeline (10) bottoms all with two first air pipe (9) top fixed connection.
3. The silencer for the air inlet and the air outlet of the generator room as claimed in claim 2, wherein: two the inside filter screen (17) that all is fixed is equipped with of air-out pipeline (10).
4. The silencer for the air inlet and the air outlet of the generator room as claimed in claim 1, wherein: the bottom end of the outer box body (1) is fixedly provided with a second ventilation pipeline (11), and the top end of the second ventilation pipeline (11) extends to the bottom ends of the two air flow conveying cavities (20).
5. The silencer for the air inlet and the air outlet of the generator room as claimed in claim 4, wherein: a first fixing plate (12) is fixedly arranged in the second ventilation pipeline (11), and a second vacuum cavity (13) is formed between the second ventilation pipeline (11) and the first fixing plate (12).
6. The silencer for the air inlet and the air outlet of the generator room as claimed in claim 4, wherein: and a wind gathering cover (14) is fixedly arranged at the bottom end of the second ventilation pipeline (11).
7. The silencer for the air inlet and the air outlet of the generator room as claimed in claim 6, wherein: a second fixing plate (15) is fixedly arranged inside the air collecting cover (14), and a third vacuum cavity (16) is formed between the second fixing plate (15) and the air collecting cover (14).
8. The silencer for the air inlet and the air outlet of the generator room as claimed in claim 6, wherein: the fan cover is characterized in that a fixing plate (18) is fixedly arranged at the bottom end of the fan cover (14), a plurality of threaded rivets (19) are arranged on the fixing plate (18), and the threaded rivets (19) are fixedly connected with the fixing plate (18) through threads.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020717129.5U CN212003346U (en) | 2020-04-30 | 2020-04-30 | Silencer for air inlet and air outlet of generator room |
| DE202020104586.5U DE202020104586U1 (en) | 2020-04-30 | 2020-08-07 | Silencer device for the air inlet and outlet of a generator room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020717129.5U CN212003346U (en) | 2020-04-30 | 2020-04-30 | Silencer for air inlet and air outlet of generator room |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212003346U true CN212003346U (en) | 2020-11-24 |
Family
ID=73410385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020717129.5U Active CN212003346U (en) | 2020-04-30 | 2020-04-30 | Silencer for air inlet and air outlet of generator room |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN212003346U (en) |
| DE (1) | DE202020104586U1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115045755A (en) * | 2022-06-15 | 2022-09-13 | 无锡优能机械有限公司 | Super air-cooled silent generator set box |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113112977B (en) * | 2021-05-21 | 2023-12-05 | 靖江市远大空调机械设备有限公司 | Array muffler with stable structure |
-
2020
- 2020-04-30 CN CN202020717129.5U patent/CN212003346U/en active Active
- 2020-08-07 DE DE202020104586.5U patent/DE202020104586U1/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115045755A (en) * | 2022-06-15 | 2022-09-13 | 无锡优能机械有限公司 | Super air-cooled silent generator set box |
| CN115045755B (en) * | 2022-06-15 | 2023-10-27 | 无锡优能机械有限公司 | Super air-cooled mute generator set box |
Also Published As
| Publication number | Publication date |
|---|---|
| DE202020104586U1 (en) | 2020-11-19 |
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