CN212802753U - Special sound absorption and insulation device for power distribution room and box transformer substation - Google Patents
Special sound absorption and insulation device for power distribution room and box transformer substation Download PDFInfo
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- CN212802753U CN212802753U CN202020647277.4U CN202020647277U CN212802753U CN 212802753 U CN212802753 U CN 212802753U CN 202020647277 U CN202020647277 U CN 202020647277U CN 212802753 U CN212802753 U CN 212802753U
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- 238000009413 insulation Methods 0.000 title claims abstract description 134
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 112
- 239000002131 composite material Substances 0.000 claims abstract description 61
- 230000003584 silencer Effects 0.000 claims abstract description 40
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 18
- 239000008397 galvanized steel Substances 0.000 claims description 18
- 229920000742 Cotton Polymers 0.000 claims description 10
- 238000013016 damping Methods 0.000 claims description 9
- 239000004744 fabric Substances 0.000 claims description 9
- 239000011490 mineral wool Substances 0.000 claims description 9
- 239000003365 glass fiber Substances 0.000 claims description 6
- 230000000694 effects Effects 0.000 description 12
- 150000001875 compounds Chemical class 0.000 description 8
- 230000017525 heat dissipation Effects 0.000 description 4
- 230000001743 silencing effect Effects 0.000 description 4
- 239000011521 glass Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 239000011358 absorbing material Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010960 cold rolled steel Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
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Abstract
The utility model relates to a join in marriage special sound absorption noise insulation of electrical room, case transformer substation, include: the transformer is a sound absorption and insulation room body formed by connecting a sound absorption and insulation composite top plate and a sound absorption and insulation composite side wall plate provided with a sound insulation door, a plurality of air inlets arranged on the sound absorption and insulation composite side wall plate, air inlet pipes with the same number as the air inlets and the outer ends positioned in the air inlets in a one-to-one correspondence manner, a plurality of air outlets arranged on the sound absorption and insulation composite top plate, air outlet pipes with the same number as the air outlets and inlet ends communicated with the outlet ends of the air inlets in a one-to-one correspondence manner, and exhaust fans with the same number as the air outlets and outlet ends communicated with the; an air inlet silencer is arranged in the air inlet pipe; an air outlet silencer is arranged in the air outlet pipe; the transformer is arranged in the sound absorption and insulation room body; the inner side of the sound absorption and insulation composite side wall plate is provided with an inner side wall plate; the gap between the inner coaming and the sound absorption and insulation composite side coaming forms a scattered peak gap.
Description
Technical Field
The utility model belongs to the technical field of the distribution technique of becoming, especially, join in marriage special sound absorption noise insulation of electrical room, case transformer substation.
Background
Transformers are often installed in distribution rooms or box substations (box substations); the invention of Chinese patent application No. 201711197893.3 discloses a power distribution room, wherein an axial flow fan is arranged in the power distribution room, the axial flow fan is arranged on the inner surface of a front wall of the power distribution room, the axial flow fan is arranged at the upper end of a door of the power distribution room, and the angle between the axial flow fan and the bottom surface of the power distribution room is 60-70 degrees. The fan arranged in the power distribution room can effectively solve the problem of heat dissipation; when transformers and fans installed in a power distribution room and a box transformer work, noise is generated; the traditional power distribution room and box transformer substation has poor sound absorption and insulation effects, and has the defects that noise is easy to be transmitted out of the power distribution room and the box transformer substation, and the influence on the surrounding environment is large; therefore, the design one kind is inhaled sound and is given sound insulation effect better, and the noise is difficult for spreading out and joins in marriage electrical room, case and become, influences the less special sound absorption noise insulation that joins in marriage electrical room, case and become to await the opportune moment of the problem that solves to the surrounding environment.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming present block terminal room, case become that the sound absorption sound insulation effect is relatively poor, and it is easy to spread out block terminal room, case to become to have the noise, influences great not enough to the all ring edge borders, and it is better to provide a sound absorption sound insulation effect, and the noise is difficult for spreading out block terminal room, case to become, influences less block terminal room, the special sound absorption noise insulation of case change to all ring edge borders.
The utility model discloses a concrete technical scheme is:
the utility model provides a join in marriage special sound absorption noise insulation of electrical room, case transformer substation, includes: the transformer is a sound absorption and insulation room body formed by connecting a sound absorption and insulation composite top plate and a sound absorption and insulation composite side wall plate provided with a sound insulation door, a plurality of air inlets arranged on the sound absorption and insulation composite side wall plate, air inlet pipes with the same number as the air inlets and the outer ends positioned in the air inlets in a one-to-one correspondence manner, a plurality of air outlets arranged on the sound absorption and insulation composite top plate, air outlet pipes with the same number as the air outlets and inlet ends communicated with the outlet ends of the air inlets in a one-to-one correspondence manner, and exhaust fans with the same number as the air outlets and outlet ends communicated with the; an air inlet silencer is arranged in the air inlet pipe; an air outlet silencer is arranged in the air outlet pipe; the transformer is arranged in the sound absorption and insulation room body; the inner side of the sound absorption and insulation composite side wall plate is provided with an inner side wall plate; the gap between the inner coaming and the sound absorption and insulation composite side coaming forms a scattered peak gap. The door body of the soundproof door is formed by adopting a high-quality cold-rolled steel plate through cold processing, sound-absorbing materials such as sound-absorbing cotton, PU and honeycomb structures are filled in the soundproof door according to the sound-insulating grade, and the soundproof door has fireproof and sound-insulating properties and stable use performance. The special sound absorption and insulation device for the power distribution room and the box transformer substation is characterized in that a sound absorption and insulation room body is formed by connecting a sound absorption and insulation composite top plate and a sound absorption and insulation composite side wall plate provided with a sound insulation door, an air inlet silencer is arranged in an air inlet pipe, an air outlet silencer is arranged in an air outlet pipe, and a gap between an inner wall plate and the sound absorption and insulation composite side wall plate forms a scattered peak gap for dispersing and reducing the peak value of noise, so that the sound absorption and insulation effect is good, and the noise is not easy to transmit out of the sound absorption and insulation room; the ventilation and heat dissipation in the sound absorption and insulation room can be ensured to be good by matching the air exhaust fan, the air inlet pipe and the air outlet pipe.
Preferably, the cross section of the sound absorption and insulation composite side coaming is rectangular; the sound insulation door is positioned at the front end of the sound absorption and insulation composite side coaming; the air inlet is divided into two parts which are arranged at the rear parts of the lower ends of the two sides of the sound absorption and insulation composite side coaming; two air outlets are arranged above the transformer. The sound absorption and insulation effect is better.
Preferably, a fence is arranged at the inlet end of the air inlet pipe; the air inlet silencer is a micro-perforated plate silencer connected with the inner side wall of the air inlet pipe.
Preferably, the length direction of the air outlet pipe is parallel to the sound absorption and insulation composite top plate; the air outlet silencer is a micro-perforated plate silencer with a vertical plate at one end; the air outlet silencer is positioned on the upper side of the air outlet and connected with the inner side of the air outlet pipe, and the lower end of the vertical plate is connected with the upper end of the sound absorption and insulation composite top plate.
The micro-perforated plate type silencer is generally made of a pure metal sheet with the thickness of less than 1mm, a drill bit with the aperture of less than 1mm is used for perforating on the sheet, and the perforation rate is 1% -5%; the frequency spectrum performance of the silencer can be controlled by selecting different perforation rates and different cavity depths of plate thickness, so that the silencer can obtain good silencing effect in a required frequency range. The air inlet silencer and the air outlet silencer are both microperforated panel type silencers, and have simple structure and good silencing effect; the fence is arranged at the inlet end of the air inlet pipe, so that the safety is improved, and foreign matters can be prevented from entering; the length direction of the air outlet pipe is parallel to the sound absorption and insulation composite top plate, so that the height can be reduced, and rainwater is not easy to enter.
Preferably, the sound absorption and insulation composite side coaming is formed by sequentially connecting a perforated galvanized steel sheet layer, a glass fiber cloth layer, a sound absorption cotton layer, an efficient damping sound insulation felt layer and a galvanized steel sheet layer from inside to outside; the sound absorption and insulation composite top plate is formed by sequentially connecting a perforated galvanized steel plate layer, a glass fiber cloth layer, a sound absorption cotton layer, a high-efficiency damping sound insulation felt layer and a galvanized steel plate layer from bottom to top; the inner coaming is made of rock wool boards. Inhale the compound side bounding wall of sound insulation, inhale the compound roof of sound insulation and connect gradually by perforation galvanized steel sheet layer, glass silk cloth layer, sound absorption cotton layer, high-efficient damping sound-proof felt layer, galvanized steel sheet layer and constitute, the material of interior bounding wall is the rock wool board, has good sound absorption sound insulation effect, and the rock wool board can absorb sound, prevent fires.
Compared with the prior art, the beneficial effects of the utility model are that: the special sound absorption and insulation device for the power distribution room and the box transformer substation is characterized in that a sound absorption and insulation room body is formed by connecting a sound absorption and insulation composite top plate and a sound absorption and insulation composite side wall plate provided with a sound insulation door, an air inlet silencer is arranged in an air inlet pipe, an air outlet silencer is arranged in an air outlet pipe, and a gap between an inner wall plate and the sound absorption and insulation composite side wall plate forms a scattered peak gap for dispersing and reducing the peak value of noise, so that the sound absorption and insulation effect is good, and the noise is not easy to transmit out of the sound absorption and insulation room; the ventilation and heat dissipation in the sound absorption and insulation room can be ensured to be good by matching the air exhaust fan, the air inlet pipe and the air outlet pipe. The soundproof door is located the front end of inhaling the compound side bounding wall of sound insulation, and the air intake has the branch to locate two at the both sides lower extreme rear portion of inhaling the compound side bounding wall of sound insulation, and the air outlet has two that are located the transformer top, and sound absorption sound insulation effect is better. The air inlet silencer and the air outlet silencer are both microperforated panel type silencers, and have simple structure and good silencing effect; the fence is arranged at the inlet end of the air inlet pipe, so that the safety is improved, and foreign matters can be prevented from entering; the length direction of the air outlet pipe is parallel to the sound absorption and insulation composite top plate, so that the height can be reduced, and rainwater is not easy to enter. Inhale the compound side bounding wall of sound insulation, inhale the compound roof of sound insulation and connect gradually by perforation galvanized steel sheet layer, glass silk cloth layer, sound absorption cotton layer, high-efficient damping sound-proof felt layer, galvanized steel sheet layer and constitute, the material of interior bounding wall is the rock wool board, has good sound absorption sound insulation effect, and the rock wool board can absorb sound, prevent fires.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a top view of fig. 1.
In the figure: the sound insulation house comprises a transformer 1, a sound insulation composite top plate 2, a sound insulation door 3, a sound insulation composite side coaming 4, an air inlet 5, an air inlet pipe 6, an air outlet 7, an air outlet pipe 8, an air exhaust fan 9, an air inlet silencer 10, an air outlet silencer 11, an inner coaming 12, a scattered peak gap 13, a fence 14, a vertical plate 15 and a sound insulation house body 16.
Detailed Description
The invention will be further described with reference to the drawings.
As shown in the attached figures 1 and 2: the utility model provides a join in marriage special sound absorption noise insulation of electrical room, case transformer substation, includes: the transformer 1 comprises a sound absorption and insulation room body 16 formed by connecting a sound absorption and insulation composite top plate 2 and a sound absorption and insulation composite side wall plate 4 provided with a sound insulation door 3, a plurality of air inlets 5 arranged on the sound absorption and insulation composite side wall plate 4, air inlet pipes 6 with the same number as the air inlets 5 and the outer ends corresponding to the air inlets 5 one by one, a plurality of air outlets 7 arranged on the sound absorption and insulation composite top plate 2, air outlet pipes 8 with the same number as the air outlets 7 and inlet ends communicated with the outlet ends of the air inlets 5 in a one-to-one correspondence manner, and exhaust fans 9 with the same number as the air outlets 7 and outlet ends communicated with the inlet ends of the air inlets 5; an air inlet silencer 10 is arranged in the air inlet pipe 6; an air outlet silencer 11 is arranged in the air outlet pipe 8; the transformer 1 is arranged in the sound absorption and insulation room body 16; the inner side of the sound absorption and insulation composite side coaming 4 is provided with an inner coaming 12; the gap between the inner coaming 12 and the sound absorption and insulation composite side coaming 4 forms a peak dispersion gap 13.
In the embodiment, the cross section of the sound absorption and insulation composite side coaming 4 is rectangular; the sound insulation door 3 is positioned at the front end of the sound absorption and insulation composite side coaming 4; the air inlet 5 is divided into two parts which are arranged at the rear parts of the lower ends of the two sides of the sound absorption and insulation composite side coaming 4; two air outlets 7 are positioned above the transformer 1.
A fence 14 is arranged at the inlet end of the air inlet pipe 6; the air inlet silencer 10 is a micro-perforated plate silencer connected with the inner side of the air inlet pipe 6 in a surrounding mode.
The length direction of the air outlet pipe 8 is parallel to the sound absorption and insulation composite top plate 2; the air outlet silencer 11 is a micro-perforated plate silencer with a vertical plate 15 at one end; the air outlet silencer 11 is positioned on the upper side of the air outlet 7 and connected with the inner side of the air outlet pipe 8, and the lower end of the vertical plate 15 is connected with the upper end of the sound absorption and insulation composite top plate 2.
The sound absorption and insulation composite side coaming 4 is formed by sequentially connecting a perforated galvanized steel sheet layer, a glass fiber cloth layer, a sound absorption cotton layer, a high-efficiency damping sound insulation felt layer and a galvanized steel sheet layer from inside to outside; the sound absorption and insulation composite top plate 2 is formed by sequentially connecting a perforated galvanized steel plate layer, a glass fiber cloth layer, a sound absorption cotton layer, a high-efficiency damping sound insulation felt layer and a galvanized steel plate layer from bottom to top; the interior boarding 12 is made of rock wool boards.
The special sound absorption and insulation device for the power distribution room and the box transformer substation is characterized in that a sound absorption and insulation room body is formed by connecting a sound absorption and insulation composite top plate and a sound absorption and insulation composite side wall plate provided with a sound insulation door, an air inlet silencer is arranged in an air inlet pipe, an air outlet silencer is arranged in an air outlet pipe, and a gap between an inner wall plate and the sound absorption and insulation composite side wall plate forms a scattered peak gap for dispersing and reducing the peak value of noise; the ventilation and heat dissipation in the sound absorption and insulation room body can be ensured to be good by matching the air exhaust fan, the air inlet pipe and the air outlet pipe; the sound insulation door is positioned at the front end of the sound absorption and insulation composite side coaming, the air inlet is respectively arranged at the two rear parts of the lower ends of the two sides of the sound absorption and insulation composite side coaming, the air outlet is arranged at the two parts above the transformer, and the sound absorption and insulation effect is better; the air inlet silencer and the air outlet silencer are both microperforated panel type silencers, and have simple structure and good silencing effect; the fence is arranged at the inlet end of the air inlet pipe, so that the safety is improved, and foreign matters can be prevented from entering; the length direction of the air outlet pipe is parallel to the sound absorption and insulation composite top plate, so that the height can be reduced, and rainwater is not easy to enter; inhale the compound side bounding wall of sound insulation, inhale the compound roof of sound insulation and connect gradually by perforation galvanized steel sheet layer, glass silk cloth layer, sound absorption cotton layer, high-efficient damping sound-proof felt layer, galvanized steel sheet layer and constitute, the material of interior bounding wall is the rock wool board, has good sound absorption sound insulation effect, and the rock wool board can absorb sound, prevent fires.
In addition to the above embodiments, the technical features or technical data of the present invention can be selected and combined again within the scope disclosed in the claims and the specification of the present invention to constitute new embodiments, which can be realized by those skilled in the art without creative efforts, and therefore, the embodiments of the present invention not described in detail should be regarded as specific embodiments of the present invention and within the protection scope of the present invention.
Claims (5)
1. The utility model provides a join in marriage special sound absorption noise insulation of electrical room, case transformer substation, includes: transformer, characterized by, distribution room, special sound absorption noise insulation of case transformer substation still include: the sound absorption and insulation house body is formed by connecting a sound absorption and insulation composite top plate and a sound absorption and insulation composite side wall plate provided with a sound insulation door, a plurality of air inlets arranged on the sound absorption and insulation composite side wall plate, air inlet pipes with the same number as the air inlets and the outer ends positioned in the air inlets in a one-to-one correspondence manner, a plurality of air outlets arranged on the sound absorption and insulation composite top plate, air outlet pipes with the same number as the air outlets and inlet ends communicated with the outlet end of the air inlets in a one-to-one correspondence manner, and air exhaust fans with the same number as the air outlets and outlet ends communicated with; an air inlet silencer is arranged in the air inlet pipe; an air outlet silencer is arranged in the air outlet pipe; the transformer is arranged in the sound absorption and insulation room body; the inner side of the sound absorption and insulation composite side wall plate is provided with an inner side wall plate; the gap between the inner coaming and the sound absorption and insulation composite side coaming forms a scattered peak gap.
2. The special sound absorption and insulation device for the distribution room and the box transformer substation as claimed in claim 1, wherein: the cross section of the sound absorption and insulation composite side coaming is rectangular; the sound insulation door is positioned at the front end of the sound absorption and insulation composite side coaming; the air inlet is divided into two parts which are arranged at the rear parts of the lower ends of the two sides of the sound absorption and insulation composite side coaming; two air outlets are arranged above the transformer.
3. The special sound absorption and insulation device for the distribution room and the box transformer substation as claimed in claim 1 or 2, wherein: a fence is arranged at the inlet end of the air inlet pipe; the air inlet silencer is a micro-perforated plate silencer connected with the inner side wall of the air inlet pipe.
4. The special sound absorption and insulation device for the distribution room and the box transformer substation as claimed in claim 1 or 2, wherein: the length direction of the air outlet pipe is parallel to the sound absorption and insulation composite top plate; the air outlet silencer is a micro-perforated plate silencer with a vertical plate at one end; the air outlet silencer is positioned on the upper side of the air outlet and connected with the inner side of the air outlet pipe, and the lower end of the vertical plate is connected with the upper end of the sound absorption and insulation composite top plate.
5. The special sound absorption and insulation device for the distribution room and the box transformer substation as claimed in claim 1 or 2, wherein: the sound absorption and insulation composite side coaming is formed by sequentially connecting a perforated galvanized steel sheet layer, a glass fiber cloth layer, a sound absorption cotton layer, a high-efficiency damping sound insulation felt layer and a galvanized steel sheet layer from inside to outside; the sound absorption and insulation composite top plate is formed by sequentially connecting a perforated galvanized steel plate layer, a glass fiber cloth layer, a sound absorption cotton layer, a high-efficiency damping sound insulation felt layer and a galvanized steel plate layer from bottom to top; the inner coaming is made of rock wool boards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020647277.4U CN212802753U (en) | 2020-04-24 | 2020-04-24 | Special sound absorption and insulation device for power distribution room and box transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020647277.4U CN212802753U (en) | 2020-04-24 | 2020-04-24 | Special sound absorption and insulation device for power distribution room and box transformer substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212802753U true CN212802753U (en) | 2021-03-26 |
Family
ID=75079579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020647277.4U Expired - Fee Related CN212802753U (en) | 2020-04-24 | 2020-04-24 | Special sound absorption and insulation device for power distribution room and box transformer substation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212802753U (en) |
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2020
- 2020-04-24 CN CN202020647277.4U patent/CN212802753U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210326 |