CN207513902U - Air exhaust cooling device with noise elimination function - Google Patents
Air exhaust cooling device with noise elimination function Download PDFInfo
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- CN207513902U CN207513902U CN201721626837.2U CN201721626837U CN207513902U CN 207513902 U CN207513902 U CN 207513902U CN 201721626837 U CN201721626837 U CN 201721626837U CN 207513902 U CN207513902 U CN 207513902U
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- plenum chamber
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- outlet
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- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
The utility model is related to a kind of air exhaust cooling devices with noise elimination function.It includes the inlet tube positioned at main transformer room exhaust outlet, its main feature is that there are interior plenum chamber, box type fan, outer plenum chamber and silencer in the outer end of inlet tube successively.Interior plenum chamber, box type fan respectively have inlet and outlet on outer plenum chamber, the import of interior plenum chamber between inlet tube outer end, the outlet of interior plenum chamber between the import of box type fan, the outlet of box type fan is between the import of outer plenum chamber, between the outlet of outer plenum chamber and the import of silencer with being both connected to together.It using the utility model, can not only eliminate safe hidden trouble, also help health and the normal life of neighbouring resident.Air draft suitable for the main transformer room of substation cools down.
Description
Technical field
The utility model is related to a kind of air exhausting devices.Specifically, it is for discharging indoor hot wind, reducing indoor temperature
Air exhaust cooling device with noise elimination function.It is particularly suitable for the air draft cooling of the main transformer room of substation.
Background technology
It is both known about in power industry, the temperature of its own can increase, and then make main transformer when the main transformer of substation is run
Indoor atmosphere temperature rising.And main transformer long-term work is in the environment of higher temperature, it can there are security risks.To eliminate safety
Hidden danger, conventional method is the exhaust outlet setting wind turbine in main transformer room, to discharge the hot wind in main transformer room, realization pair
Cooling in main transformer room.In the winter that outside air temperature is such as cold less than the season of temperature in main transformer room, in use
The method of stating may be feasible.But during the broiling summer, since outside air temperature is higher, just it is difficult to reduce master only with the above method
The indoor temperature of transformer, there are still security risks.In addition, setting wind turbine using in main transformer room exhaust outlet, wind turbine is being arranged
The magnetic field generated during pneumatic noise and the main transformer operation generated during wind and the superimposed noise of vibration can not be eliminated, so as to meeting shadow
Ring health and the normal life of nearby residents.
Utility model content
Problem to be solved in the utility model is to provide a kind of air exhaust cooling device with noise elimination function.Using this tool
There is the air exhaust cooling device of noise elimination function, can not only eliminate safe hidden trouble, also help health and the normal life of neighbouring resident.
The above problem to be solved in the utility model is realized by following technical scheme：
The air exhaust cooling device with noise elimination function of the utility model includes the import positioned at main transformer room exhaust outlet
Pipe, its main feature is that there are interior plenum chamber, box type fan, outer plenum chamber and silencer in the outer end of inlet tube successively.It is interior plenum chamber, box
Respectively there is inlet and outlet on wind turbine, outer plenum chamber, between the import of interior plenum chamber and inlet tube outer end, the outlet of interior plenum chamber
Between the import of box type fan, the outlet of box type fan between the import of outer plenum chamber, the outlet of outer plenum chamber and silencer
It is both connected to together between import.
Further improvement of the utility model scheme is to be connected with first between the outlet of box type fan and the import of outer plenum chamber
Reducer pipe, the big end and small end of the first reducer pipe are connected respectively with the outlet of box type fan and the import of outer plenum chamber.
Further improvement of the utility model scheme is that first reducer pipe is made of middle layer, internal layer and outer layer, institute
Middle layer is stated as block of glass wool, internal layer is punching steel plate, and outer layer is steel plate.
Further improvement of the utility model scheme is that have bend pipe, the second reducer pipe between outer plenum chamber and silencer successively,
The small end and big end of second reducer pipe are connected respectively with bend pipe outer end and muffler inlet.
Further improvement of the utility model scheme is that the bend pipe, the second reducer pipe are by middle layer, internal layer and outer layer
It forms, the middle layer is block of glass wool, and internal layer is punching steel plate, and outer layer is steel plate.
Further improvement of the utility model scheme is that there are two the box type fans, the interior plenum chamber and outer static pressure
Case is two, and the outlet and the import of outer plenum chamber of interior plenum chamber are two, and two outlets of interior plenum chamber are respectively with one
The import of a box type fan is connected, and the outlet of two box type fans is connected respectively with an import of outer plenum chamber.
Further improvement of the utility model scheme is, the inlet tube, interior plenum chamber, outer plenum chamber by middle layer,
Internal layer and outer layer are formed, and the middle layer is block of glass wool, and internal layer is punching steel plate, and outer layer is steel plate.
Further improvement of the utility model scheme is that the wind turbine that the box type fan contains in shell and shell is formed,
The shell is made of middle layer, internal layer and outer layer, and the middle layer is block of glass wool, and internal layer is punching steel plate, and outer layer is steel
Plate.
Further improvement of the utility model scheme is, the silencer contains housing, and the housing is tubular, one end
There is connecting flange, it is characterised in that there are at least two compound anechoic sheets in housing.
As can be seen from the above scheme, due to the utility model lies in that there is interior plenum chamber, box in the outer end of inlet tube successively
Wind turbine, outer plenum chamber and silencer, under box type fan effect, from the air velocity that inlet tube is discharged by interior plenum chamber and outside
It is reduced after plenum chamber since the cavity volume of interior plenum chamber and outer plenum chamber increases so that the noise molecular energy that air-flow is propagated
Decayed.Again due to being provided with silencer after outer plenum chamber, ensure main transformer room can cool down, eliminates safely it is hidden
Under the premise of trouble, further reduce discharge air-flow noise, so as to eliminate near substation resident health and just
It often lives the influence brought.
Description of the drawings
Fig. 1 is the air exhaust cooling device structure diagram with noise elimination function of the utility model；
Fig. 2 is the vertical view of Fig. 1；
Fig. 3 is the box type fan structure diagram in Fig. 1；
Fig. 4 is enlarged drawing at I in Fig. 3；
Fig. 5 is the acoustic wave filter structure schematic diagram in Fig. 1；
Fig. 6 is the left view of Fig. 5；
Fig. 7 is the A-A sectional views of Fig. 6.
Specific embodiment
As depicted in figs. 1 and 2, the air exhaust cooling device with noise elimination function of the utility model contains positioned at main transformer
The inlet tube 1 of room exhaust outlet, the outer end of inlet tube 1 are disposed with interior plenum chamber 2, box type fan 3, outer plenum chamber 5 and eliminate the noise
Device 6.Interior plenum chamber 2, box type fan 3 are respectively machined with inlet and outlet on outer plenum chamber 5, the import of interior plenum chamber 2 with into
Between 1 outer end of mouthful pipe, between the outlet of interior plenum chamber 2 and the import of box type fan 3, the outlet of box type fan 3 and outer plenum chamber 5 into
It is both connected to together between mouthful, between the outlet of outer plenum chamber 5 and the import of silencer 6.It is the inlet tube 1, interior plenum chamber 2, outer quiet
Pressure case 5 is made of middle layer, internal layer and outer layer, and the middle layer is block of glass wool, and internal layer is punching steel plate, and outer layer is steel
Plate.
Be connected with the first reducer pipe 4 between the outlet of box type fan 3 and the import of outer plenum chamber 5, the big end of the first reducer pipe 4 and
Small end is connected respectively with the outlet of box type fan 3 and the import of outer plenum chamber 5.First reducer pipe 4 by middle layer, internal layer and
Outer layer is formed, and the middle layer is block of glass wool, and internal layer is punching steel plate, and outer layer is steel plate.
Be sequentially connected with bend pipe 7, the second reducer pipe 8 between outer plenum chamber 5 and silencer 6, the small end of second reducer pipe 8 and
Import of the big end respectively with 7 outer end of bend pipe and silencer 6 is connected.The bend pipe 7, the second reducer pipe 8 by middle layer, internal layer and
Outer layer is formed, and the middle layer is block of glass wool, and internal layer is punching steel plate, and outer layer is steel plate.
There are two the box type fans 3, and the interior plenum chamber 2 and outer plenum chamber 5 are two, the outlet of interior plenum chamber 2
Import with outer plenum chamber 5 is two, and two imports exported respectively with a box type fan 3 of interior plenum chamber 2 are connected, and two
The outlet of a box type fan 3 is connected respectively with an import of outer plenum chamber 5.
The box type fan 3 contains wind turbine 304 and sound proof box 303.304 outside of wind turbine is provided with support tube 302, wind turbine
304 axial direction and the axial centre of support tube 302 coincide, and 304 surrounding of wind turbine is by stent 301 and the inner wall of support tube 302
Surrounding links together.The sound proof box 303 is cuboid, and hole is machined on two end plate.The support tube 302 is neighbouring
One section of outer diameter at its both ends is less than the outer diameter of in-between section, and the both ends of support tube 302 are stretched out by the hole in sound proof box respectively
Except 303 two end plates.
See Fig. 4, the surrounding tank wall of the sound proof box 303 and two end plates are sound insulationg board.The sound insulationg board contains three layers
Absorbent treatment 305 and four layers of sound insulating layer 307, and be combined between three layers of absorbent treatment 305 and four layers of sound insulating layer 307 in alternately shape.Its
In：The absorbent treatment 305 is block of glass wool；The sound insulating layer 307 is punching steel plate.
As shown in Figure 5, Figure 6, the silencer 6 contains housing 601.The shell 601 is the square tube that section is square,
One end is equipped with connecting flange 612.The housing 601 is made of the steel plate of absorb sound cotton plate and the cotton plate two sides that absorbs sound.In housing 601
There are three compound anechoic sheet 602, the pieces of unilateral, three compound anechoic sheet 602 of three compound anechoic sheets 602 for setting
Between face and two shell walls of opposite housing 601, it is parallel between the unilateral longitudinal direction with housing of compound anechoic sheet 602, and
The shell wall opposite with the another two of housing 601 links together respectively on longitudinal both sides of three compound anechoic sheets 602.
As shown in fig. 7, the compound anechoic sheet 602 contain middle partition board 605, middle 605 two sides of partition board from inside to outside according to
It is secondary to be compounded with interference piece, inner hole plate 608, acoustic board 610 and outer orifice plate 607, it is both connected between the same end of two outer orifice plates 607
Together.Wherein, it links together between that one end of inner hole plate 608 of 601 air inlet of neighbouring housing by the first steel plate strip 609.Its
In：
The interference piece contains middle layer 605, and middle layer 605 is block of glass wool.The two sides of middle layer 605 is compounded with respectively
Steel plate 604 and punching steel plate 611；
The inner hole plate 608 and outer orifice plate 607 are punching steel plates；
The acoustic board 610 is block of glass wool；
It links together between two outer that one end of orifice plate 607 of neighbouring 601 air inlet of housing in arc-shaped, they another
It links together between end by the second steel plate strip 603；
The interference piece is lath, and longitudinal direction is longitudinally perpendicular with compound anechoic sheet 602, along compound anechoic sheet
602 longitudinal direction is evenly distributed with.
Longitudinal both sides of the interference piece are connected respectively with middle partition board 606 and respective interior bores plate 608, and towards same side
To inclination, a ＜ shape is formed by the corresponding a pair of compound anechoic sheet 602 in middle 606 both sides of partition board.
Claims (9)
1. the air exhaust cooling device with noise elimination function, the inlet tube including being located at main transformer room exhaust outlet, it is characterised in that
There are interior plenum chamber, box type fan, outer plenum chamber and silencer in the outer end of inlet tube successively；Interior plenum chamber, box type fan, outer static pressure
Respectively there is inlet and outlet on case, between the import of interior plenum chamber and inlet tube outer end, the outlet of interior plenum chamber and box type fan
Import between, the outlet of box type fan is between the import of outer plenum chamber, between the outlet of outer plenum chamber and the import of silencer connecting
It is connected together.
2. the air exhaust cooling device according to claim 1 with noise elimination function, it is characterised in that the outlet of box type fan
Be connected with the first reducer pipe between import with outer plenum chamber, the big end and small end of the first reducer pipe respectively with the outlet of box type fan and
The import of outer plenum chamber is connected.
3. the air exhaust cooling device according to claim 2 with noise elimination function, it is characterised in that first reducer pipe
It is made of middle layer, internal layer and outer layer, the middle layer is block of glass wool, and internal layer is punching steel plate, and outer layer is steel plate.
4. the air exhaust cooling device according to claim 1 with noise elimination function, it is characterised in that outer plenum chamber is with eliminating the noise
Have bend pipe, the second reducer pipe between device successively, the small end and big end of second reducer pipe respectively with bend pipe outer end and silencer into
Mouth is connected.
5. the air exhaust cooling device according to claim 4 with noise elimination function, it is characterised in that the bend pipe, second become
Diameter pipe is made of middle layer, internal layer and outer layer, and the middle layer is block of glass wool, and internal layer is punching steel plate, and outer layer is steel plate.
6. the air exhaust cooling device according to claim 1 with noise elimination function, it is characterised in that the box type fan has
Two, the interior plenum chamber and outer plenum chamber are two, and the outlet of interior plenum chamber and the import of outer plenum chamber are two, interior
Import of two of the plenum chamber outlets respectively with a box type fan is connected, the outlets of two box type fans respectively with outer plenum chamber
An import be connected.
7. the air exhaust cooling device according to claim 1 with noise elimination function, it is characterised in that the inlet tube, interior quiet
Pressure case, outer plenum chamber are made of middle layer, internal layer and outer layer, and the middle layer is block of glass wool, and internal layer is punching steel plate, outside
Layer is steel plate.
8. the air exhaust cooling device according to claim 1 with noise elimination function, it is characterised in that the box type fan contains
There is the wind turbine in shell and shell to form, the shell is made of middle layer, internal layer and outer layer, and the middle layer is mineral wool
Plate, internal layer are punching steel plate, and outer layer is steel plate.
9. the air exhaust cooling device according to claim 1 with noise elimination function, it is characterised in that the silencer contains
Housing, the housing are tubular, and one end has connecting flange, it is characterised in that has at least two compound anechoic sheets in housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721626837.2U CN207513902U (en) | 2017-11-29 | 2017-11-29 | Air exhaust cooling device with noise elimination function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721626837.2U CN207513902U (en) | 2017-11-29 | 2017-11-29 | Air exhaust cooling device with noise elimination function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207513902U true CN207513902U (en) | 2018-06-19 |
Family
ID=62542226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721626837.2U Active CN207513902U (en) | 2017-11-29 | 2017-11-29 | Air exhaust cooling device with noise elimination function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207513902U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108005928A (en) * | 2017-11-29 | 2018-05-08 | 无锡澳蓝特环保科技有限公司 | Air exhaust cooling device with noise elimination function |
-
2017
- 2017-11-29 CN CN201721626837.2U patent/CN207513902U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108005928A (en) * | 2017-11-29 | 2018-05-08 | 无锡澳蓝特环保科技有限公司 | Air exhaust cooling device with noise elimination function |
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