CN102709823A - Sound-insulation ventilation system for transformer substation - Google Patents

Sound-insulation ventilation system for transformer substation Download PDF

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Publication number
CN102709823A
CN102709823A CN201210192735XA CN201210192735A CN102709823A CN 102709823 A CN102709823 A CN 102709823A CN 201210192735X A CN201210192735X A CN 201210192735XA CN 201210192735 A CN201210192735 A CN 201210192735A CN 102709823 A CN102709823 A CN 102709823A
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CN
China
Prior art keywords
transformer station
sound insulation
air
wall
ventilating system
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Application number
CN201210192735XA
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Chinese (zh)
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CN102709823B (en
Inventor
梁卫兵
孙阳盛
金小谷
马士新
邹俭
宋军
王萍
严平平
黄玉
吴炯
朱利平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
POWERCHINA SPEM COMPANY LIMITED
Shanghai Qishi Electrical and Mechanical Equipment Co.,Ltd.
Shanghai Municipal Electric Power Co
Original Assignee
SHANGHAI QISHI ELECTRICAL AND MECHANICAL EQUIPMENT CO Ltd
SHANGHAI POWER EQUIPMENT MANUFACTURE CO Ltd
Shanghai Municipal Electric Power Co
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Application filed by SHANGHAI QISHI ELECTRICAL AND MECHANICAL EQUIPMENT CO Ltd, SHANGHAI POWER EQUIPMENT MANUFACTURE CO Ltd, Shanghai Municipal Electric Power Co filed Critical SHANGHAI QISHI ELECTRICAL AND MECHANICAL EQUIPMENT CO Ltd
Priority to CN201210192735.XA priority Critical patent/CN102709823B/en
Publication of CN102709823A publication Critical patent/CN102709823A/en
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Abstract

The invention relates to a sound-insulation ventilation system for a transformer substation. The sound-insulation ventilation system comprises an air inlet tank, an air exhaust tank, a ventilation pipeline, a fan and a sound isolation door, wherein the air exhaust tank and the air inlet tank are used for communicating the outside and the inside of the transformer substation, the fan is arranged in the transformer substation and is connected with the air exhaust tank and the air inlet tank through the ventilation pipeline , the sound insulation door is arranged on a wall body of the transformer substation, and a sound-adsorbing material layer is arranged on the wall body of the transformer substation. Compared with the prior art, the sound-insulation ventilation system disclosed by the invention has the advantages of stable ventilation performance, good sound insulation effect and the like.

Description

A kind of sound insulation ventilating system that is used for transformer station
Technical field
The present invention relates to a kind of transformer station ventilating system, especially relate to a kind of ventilating system that can effectively reduce the substation noise.
Background technology
Along with power system development, the load of the small-sized substation transformer in various places improves thereupon, is also progressively increased by the electromagnetic noise of its generation, and noise of transformer shows the unstable fluctuation of existing.Noise level is relatively low when being lower than operating mode, and general noise level is higher during high load capacity, and maximum can reach more than the 75Db (A); And belong to the medium and low frequency noise, the frequency range maximum to noise contribution concentrates on 50Hz to 500Hz, sees from the angle of noise control; Noise frequency is got over, and difficulty of governance is big more, and the wavelength of low-frequency noise is long; The range attenuation rate is low, and is difficult for being absorbed, and makes noise in the transformer room, pass to the reflection of wall generation on every side back formation sound and mixes; Stack has externally formed influence through body of wall, ventilating system at last mutually.The ventilating system that generally adopts at present is the heat that is produced when the free convection mode is come the cooling transformer operation; When outside air temperature is higher; The heat that the transformer operation is produced just can not effectively distribute, and causes room temperature to raise, and transformer is unfavorable for the long-term safety operation under higher environment.
Summary of the invention
The object of the invention is exactly for the defective that overcomes above-mentioned prior art existence a kind of ventilating system that can effectively reduce the substation noise to be provided.
The object of the invention can be realized through following technical scheme:
A kind of sound insulation ventilating system that is used for transformer station; Comprise inlet box, fumer, air pipeline, blower fan and soundproof door; Described fumer and inlet box connection transformer station are inside and outside, and described blower fan is located in the transformer station, and connects fumer and inlet box through air pipeline; Described soundproof door is located on the body of wall of transformer station, and the body of wall of transformer station is provided with sound-absorbing material layer.
Described blower fan is provided with thermostat, and this thermostat is controlled fan switch automatically according to temperature in the transformer station.
Described thermostat comprises main control system and temperature detect switch (TDS), and described main control system is provided with remote control terminal, can carry out this locality control or Long-distance Control, and when temperature during more than or equal to 40 ℃, temperature detect switch (TDS) is closed, opens blower fan; When temperature during less than 38 ℃, temperature detect switch (TDS) breaks off, and closes blower fan.
The bottom of described blower fan is provided with vibration isolator, fixes on the ground through this vibration isolator, and the air inlet of blower fan is connected with air pipeline through hose adapter.
The sidewall of described air pipeline is provided with sound-absorbing material layer, and the exit of air pipeline is provided with muffler.
Described inlet box is located on the body of wall of transformer station side, and described fumer is located on the body of wall at transformer station top.
Described inlet box is connected with the body of wall of transformer station through the sound insulation connector with fumer.
Described inlet box comprises sound insulation casing, adpting flange and air inlet; Described sound insulation casing is embedded on the body of wall of transformer station; Be provided with air intake passage in the sound insulation casing; This air intake passage is communicated with air pipeline through adpting flange, and described air inlet is positioned at the body of wall outside of transformer station, is communicated with air intake passage by sound insulation casing below.
Described fumer comprises sound insulation casing, adpting flange and exhaust outlet; Described sound insulation casing is embedded on the body of wall of transformer station; Be provided with the air-out passage in the sound insulation casing; This air-out passage is communicated with air pipeline through adpting flange, and described exhaust outlet is positioned at the body of wall outside of transformer station, is communicated with the air-out passage by sound insulation casing below.
Described soundproof door comprises left side door-plate and right side door-plate; Described left side door-plate and right side door-plate are formed by the cold-rolled steel sheet that is cascading, plasterboard, the cotton and cold rolling porous plate of fire prevention noise reduction; Left side door-plate and right side door-plate are all put and are welded with sealing strip, the inboard and outside sealing crack between a door and its frame from soundproof door.
Compared with prior art, the present invention produces in reducing the power transformation device in the noise through various sound insulations, silencing means etc. are set in ventilating system; Improve the sound insulation capabilities of ventilating system; Make the noise that propagates into outside the transformer station through ventilating system obviously reduce, through thermostat blower fan is controlled in addition, can strengthen the cooling ability of ventilating system; Prevent that transformer is operated under the hot environment, improve the fail safe of substation operation.
Description of drawings
Fig. 1 is an overall structure sketch map of the present invention;
Fig. 2 is the structural representation of inlet box;
Fig. 3 is the structural representation of fumer;
Fig. 4 is the structural representation of soundproof door;
Fig. 5 is the enlarged drawing at A place among Fig. 4.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the present invention is elaborated.
Embodiment
As shown in Figure 1, a kind of sound insulation ventilating system that is used for transformer station comprises inlet box 1, fumer 2, air pipeline 6, blower fan 3 and soundproof door 4.
It is inside and outside that fumer 2 and inlet box 1 are used to be communicated with transformer station; Wherein, inlet box 1 generally is located on the body of wall of transformer station side, and fumer 2 generally is located on the body of wall at transformer station top; All fix, to reduce noise transmission through the body of wall of sound insulation connector and transformer station.Blower fan 3 is located in the transformer station, and connects fumer 2 and inlet box 1 through air pipeline 6.
The concrete structure of inlet box 1 is as shown in Figure 2; Comprise sound insulation casing 11, adpting flange 12 and air inlet 13; Sound insulation casing 11 is embedded on the body of wall of transformer station, is provided with air intake passage in the sound insulation casing 11, and this air intake passage is communicated with air pipeline 6 through adpting flange 12; Air inlet 13 is positioned at the body of wall outside of transformer station, is communicated with air intake passage 13 by sound insulation casing 11 belows.The structure of fumer 2 is as shown in Figure 3; Similar with inlet box 1, comprise sound insulation casing 21, adpting flange 22 and exhaust outlet 23, sound insulation casing 21 is embedded on the body of wall of transformer station; Be provided with the air-out passage in the sound insulation casing 21; This air-out passage is communicated with air pipeline 6 through adpting flange 22, and exhaust outlet 23 is positioned at the body of wall outside of transformer station, is communicated with air-out passage 23 by sound insulation casing 21 belows.Because air inlet 13 only is opened in the below of sound insulation casing with exhaust outlet 14, so can prevent effectively that the noise that substation equipment 5 sends from passing to the transformer station outside, makes soundproof effect improve greatly.
Blower fan 3 is provided with thermostat, and this thermostat comprises main control system and temperature detect switch (TDS), and main control system is provided with remote control terminal, can carry out this locality control or Long-distance Control, and when temperature during more than or equal to 40 ℃, temperature detect switch (TDS) is closed, opens blower fan 3; When temperature during less than 38 ℃, temperature detect switch (TDS) breaks off, and closes blower fan 3.Through the adjusting of thermostat, can strengthen the cooling ability of ventilating system, prevent that substation equipment 5 is operated under the hot environment, improve the fail safe of substation operation.The bottom of blower fan 3 is provided with vibration isolator, fixes on the ground through this vibration isolator, reduces the vibration that is delivered to ground, and the air inlet of blower fan 3 is connected with air pipeline through hose adapter, through reducing the purpose that transfer of vibration reaches sound insulation and noise reduction.The sidewall of air pipeline 6 is provided with sound-absorbing material layer, and its exit is provided with muffler.
The concrete structure of soundproof door 4 is as shown in Figure 4; Comprise left side door-plate 41 and right side door-plate 42; Left side door-plate and right side door-plate are formed by the cold-rolled steel sheet that is cascading, plasterboard, the cotton and cold rolling porous plate of fire prevention noise reduction, can play soundproof effect to greatest extent.As shown in Figure 5, left side door-plate 41 all is welded with sealing strip 43 with right side door-plate 42, from soundproof door 4 inboard and outside sealing crack between a door and its frames, further improves the soundproof effect of soundproof door.

Claims (10)

1. sound insulation ventilating system that is used for transformer station; It is characterized in that, comprise inlet box, fumer, air pipeline, blower fan and soundproof door, it is inside and outside that described fumer and inlet box are communicated with transformer station; Described blower fan is located in the transformer station; And through air pipeline connection fumer and inlet box, described soundproof door is located on the body of wall of transformer station, and the body of wall of transformer station is provided with sound-absorbing material layer.
2. a kind of sound insulation ventilating system that is used for transformer station according to claim 1 is characterized in that described blower fan is provided with thermostat, and this thermostat is controlled fan switch automatically according to temperature in the transformer station.
3. a kind of sound insulation ventilating system that is used for transformer station according to claim 2; It is characterized in that described thermostat comprises main control system and temperature detect switch (TDS), described main control system is provided with remote control terminal; Can carry out this locality control or Long-distance Control; When temperature during more than or equal to 40 ℃, temperature detect switch (TDS) is closed, opens blower fan; When temperature during less than 38 ℃, temperature detect switch (TDS) breaks off, and closes blower fan.
4. a kind of sound insulation ventilating system that is used for transformer station according to claim 1 is characterized in that the bottom of described blower fan is provided with vibration isolator, fixes on the ground through this vibration isolator, and the air inlet of blower fan is connected with air pipeline through hose adapter.
5. a kind of sound insulation ventilating system that is used for transformer station according to claim 1 is characterized in that the sidewall of described air pipeline is provided with sound-absorbing material layer, and the exit of air pipeline is provided with muffler.
6. a kind of sound insulation ventilating system that is used for transformer station according to claim 1 is characterized in that described inlet box is located on the body of wall of transformer station side, and described fumer is located on the body of wall at transformer station top.
7. a kind of sound insulation ventilating system that is used for transformer station according to claim 6 is characterized in that, described inlet box is connected with the body of wall of transformer station through the sound insulation connector with fumer.
8. a kind of sound insulation ventilating system that is used for transformer station according to claim 6; It is characterized in that described inlet box comprises sound insulation casing, adpting flange and air inlet, described sound insulation casing is embedded on the body of wall of transformer station; Be provided with air intake passage in the sound insulation casing; This air intake passage is communicated with air pipeline through adpting flange, and described air inlet is positioned at the body of wall outside of transformer station, is communicated with air intake passage by sound insulation casing below.
9. a kind of sound insulation ventilating system that is used for transformer station according to claim 6; It is characterized in that described fumer comprises sound insulation casing, adpting flange and exhaust outlet, described sound insulation casing is embedded on the body of wall of transformer station; Be provided with the air-out passage in the sound insulation casing; This air-out passage is communicated with air pipeline through adpting flange, and described exhaust outlet is positioned at the body of wall outside of transformer station, is communicated with the air-out passage by sound insulation casing below.
10. a kind of sound insulation ventilating system that is used for transformer station according to claim 1; It is characterized in that; Described soundproof door comprises left side door-plate and right side door-plate; Described left side door-plate and right side door-plate are formed by the cold-rolled steel sheet that is cascading, plasterboard, the cotton and cold rolling porous plate of fire prevention noise reduction, and left side door-plate and right side door-plate are all put and be welded with sealing strip, the inboard and outside sealing crack between a door and its frame from soundproof door.
CN201210192735.XA 2012-06-12 2012-06-12 Sound-insulation ventilation system for transformer substation Active CN102709823B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201210192735.XA CN102709823B (en) 2012-06-12 2012-06-12 Sound-insulation ventilation system for transformer substation

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Application Number Priority Date Filing Date Title
CN201210192735.XA CN102709823B (en) 2012-06-12 2012-06-12 Sound-insulation ventilation system for transformer substation
HK13102243.6A HK1175313A1 (en) 2012-06-12 2013-02-21 Sound insulation ventilating system in substation

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CN102709823B CN102709823B (en) 2015-03-04

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6131679B2 (en) * 2012-06-18 2017-05-24 株式会社Lixil door

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080049384A1 (en) * 2006-08-25 2008-02-28 Abb Research Ltd Cooling device for an electrical operating means
CN201650452U (en) * 2010-04-22 2010-11-24 任小平 Silencing device of diesel generating set
CN201699333U (en) * 2010-04-27 2011-01-05 浙江俊尔新材料有限公司 Ventilating and cooling system based on transformer room
CN201732989U (en) * 2010-06-28 2011-02-02 四川正升声学科技有限公司 Substation transformer chamber noise reduction door
CN202065062U (en) * 2011-04-28 2011-12-07 任小平 Novel moveable silencing device of diesel power generating set
CN202678769U (en) * 2012-06-12 2013-01-16 上海电力修造总厂有限公司 Sound insulation ventilation system for transformer station

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080049384A1 (en) * 2006-08-25 2008-02-28 Abb Research Ltd Cooling device for an electrical operating means
CN201650452U (en) * 2010-04-22 2010-11-24 任小平 Silencing device of diesel generating set
CN201699333U (en) * 2010-04-27 2011-01-05 浙江俊尔新材料有限公司 Ventilating and cooling system based on transformer room
CN201732989U (en) * 2010-06-28 2011-02-02 四川正升声学科技有限公司 Substation transformer chamber noise reduction door
CN202065062U (en) * 2011-04-28 2011-12-07 任小平 Novel moveable silencing device of diesel power generating set
CN202678769U (en) * 2012-06-12 2013-01-16 上海电力修造总厂有限公司 Sound insulation ventilation system for transformer station

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CN102709823B (en) 2015-03-04

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