CN110994415A - Bury power equipment's self-ventilation structure - Google Patents

Bury power equipment's self-ventilation structure Download PDF

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Publication number
CN110994415A
CN110994415A CN201911411187.3A CN201911411187A CN110994415A CN 110994415 A CN110994415 A CN 110994415A CN 201911411187 A CN201911411187 A CN 201911411187A CN 110994415 A CN110994415 A CN 110994415A
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China
Prior art keywords
power equipment
base
integrally formed
sealing cover
exhaust
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CN201911411187.3A
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Chinese (zh)
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CN110994415B (en
Inventor
姜争鸣
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Xinchang Youzi Power Technology Co ltd
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Individual
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/56Cooling; Ventilation
    • H02B1/565Cooling; Ventilation for cabinets
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/28Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B7/00Enclosed substations, e.g. compact substations
    • H02B7/06Distribution substations, e.g. for urban network
    • H02B7/08Underground substations

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Ventilation (AREA)

Abstract

The invention relates to the technical field of power equipment, in particular to a self-ventilation structure of underground power equipment, which comprises a base, wherein a mounting seat for fixing the power equipment through bolts is integrally formed at the bottom of the base, a sealing cover is arranged above the base, an exhaust device is arranged in the middle of the sealing cover, and at least two air inlet devices are annularly arranged above the sealing cover. The beneficial effects are that: the device can utilize air intake fan to carry out the forced air cooling of initiative to the power equipment main part to the device can also utilize heater and exhaust fan to dehumidify inside, thereby effectual ensured inside drying, has avoided the emergence of electric power accident, and the device's base, apron, air intake unit and exhaust apparatus just can unpack apart fast, thereby can conveniently overhaul the maintenance, the effectual security that improves inside power equipment main part and use.

Description

Bury power equipment's self-ventilation structure
Technical Field
The invention relates to the technical field of power equipment, in particular to a self-ventilation structure of underground power equipment.
Background
The important component of the power grid is formed when the buried power equipment is buried, but the buried power equipment is difficult to dissipate heat after being buried underground, and if the buried power equipment is in a high-temperature state for a long time, components inside the equipment are rapidly aged, so that the service life is greatly shortened and serious potential safety hazards are brought. The tradition mainly adopts natural draft to these equipment dispel the heat, and the ventilation window that only simple top installation at equipment can manual switch dispels the heat through natural wind, but this kind of natural cooling's inefficiency is difficult to satisfy high-power equipment's heat dissipation demand, leads to steam deposit on power equipment main part surface easily owing to lack good dehumidification design moreover, brings the potential safety hazard.
The problems can be effectively solved if the novel underground structure capable of automatically ventilating the main body of the underground power equipment is invented, and therefore the self-ventilating structure of the underground power equipment is provided.
Disclosure of Invention
The present invention is directed to a self-ventilation structure of an underground power equipment, so as to solve the above problems.
In order to achieve the purpose, the invention provides the following technical scheme: a self-ventilation structure of underground power equipment comprises a base, wherein a mounting seat for fixing a main body of the power equipment through a bolt is integrally formed at the bottom of the base, a sealing cover is arranged above the base, an exhaust device is arranged in the middle of the sealing cover, and at least two air inlet devices are annularly arranged above the sealing cover;
the exhaust device comprises a support seat fixedly mounted with the sealing cover through a bolt, a main frame body is integrally formed on the support seat, a rain shield is fixedly mounted above the main frame body through the bolt, a connecting seat is mounted on the support seat through a connecting plate, an auxiliary exhaust channel is formed inside the connecting seat, and a main exhaust channel is formed between the main frame body and the connecting seat;
an exhaust fan communicated with the auxiliary exhaust channel is fixedly installed on the connecting seat through a bolt, the input end of the exhaust fan is communicated with a butt joint box, an installation ring is fixedly installed on the inner wall of the base through a bolt, an air suction head is fixedly installed below the installation ring through a bolt, a butt joint port is integrally formed above the air suction head, and the butt joint port is communicated with the air inlet end of the butt joint box through an air supply pipe;
the utility model discloses a pipeline of air inlet unit, including the trunk line that passes through bolt fixed mounting with the closing cap, and the upper end integrated into one piece of trunk line has the decurrent return bend that admits air of export, there is the air inlet fan below of trunk line through bolt fixed mounting, and the closing cap has the kuppe corresponding air inlet fan gas vent below through bolt fixed mounting, there are controller, temperature and humidity sensor and heater through bolt fixed mounting on the collar, and controller and external power supply equipment electric connection, the controller passes through cable difference electric connection temperature and humidity sensor, heater, exhaust fan and air inlet fan.
Preferably, a first filter plate is fixedly installed in the air inlet elbow through bolts, and a second filter plate is fixedly installed in the main exhaust channel through bolts.
Preferably, an integrated into one piece has the collecting tank between base and the mount pad, and the base is installed in the below department that corresponds the collecting tank with controller electric connection's bottom heating device.
Preferably, the connecting seat is integrally formed with a partition plate for separating the main exhaust passage and the auxiliary exhaust passage at a position corresponding to the lower portion of the rain shield, and the controller is an S7-200 PLC device.
Preferably, the cover is integrally formed with a pair of pull handles, and the pull handles are integrally formed with a pair of hanging pins.
Preferably, the base is integrally formed with a limiting protrusion, and the cover is integrally formed with a butting protrusion matched with the limiting protrusion and used for sealing.
Compared with the prior art, the invention has the beneficial effects that:
1. the device can utilize the air inlet fan to carry out active air cooling on the main body of the power equipment, and air flow can be effectively conveyed to all positions in the power equipment under the guide of the air guide sleeve, so that the heat dissipation efficiency is effectively improved, and the device can also utilize the heater and the exhaust fan to dehumidify the interior, so that the interior drying is effectively ensured, and the occurrence of power accidents is avoided;
2. the device's base, apron, air inlet unit and exhaust apparatus just can unpack apart fast to can conveniently overhaul the maintenance, and the device is inside can carry out automatic ventilation and dehumidification through the control of controller, reduced personnel's frequency of overhauing, the effectual security that improves inside power equipment main part and use has very high practical value.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the structure of the present invention;
FIG. 3 is a schematic view of the mounting ring and heater assembly of the present invention;
fig. 4 is a schematic structural view of the exhaust apparatus of the present invention.
In the figure: 1. a base; 2. sealing the cover; 3. an air intake device; 301. a main pipeline; 302. an air inlet bent pipe; 4. an exhaust device; 401. a rain shield; 402. a main exhaust passage; 403. a main frame body; 404. an auxiliary exhaust passage; 405. a connecting seat; 406. a supporting seat; 407. a connecting plate; 5. a suspension bolt; 6. pulling a handle; 7. an electrical device; 8. a mounting seat; 9. a bottom heating device; 10. a temperature and humidity sensor; 11. a mounting ring; 12. a butt joint port; 13. a heater; 14. a controller; 15. an air suction head; 16. an exhaust fan; 17. a second filter plate; 18. a separator plate; 19. an air supply pipe; 20. a pod; 21. a butt-joint box; 22. a limiting bulge; 23. butting the bulges; 24. a first filter plate; 25. an air intake fan; 26. a liquid collecting tank.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by those skilled in the art without creative efforts based on the technical solutions of the present invention belong to the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution: a self-ventilation structure of underground power equipment comprises a base 1, wherein a mounting seat 8 for fixing a power equipment main body 7 through a bolt is integrally formed at the bottom of the base 1, a sealing cover 2 is installed above the base 1, an exhaust device 4 is installed in the middle of the sealing cover 2, and at least two air inlet devices 3 are annularly installed above the sealing cover 2;
the exhaust device 4 comprises a support base 406 fixedly mounted with the cover 2 through bolts, a main frame body 403 is integrally formed on the support base 406, a rain shield 401 is fixedly mounted above the main frame body 403 through bolts, a connecting base 405 is mounted on the support base 406 through a connecting plate 407, an auxiliary exhaust channel 404 is formed inside the connecting base 405, and a main exhaust channel 402 is formed between the main frame body 403 and the connecting base 405;
an exhaust fan 16 communicated with the auxiliary exhaust channel 404 is fixedly installed on the connecting seat 405 through a bolt, the input end of the exhaust fan 16 is communicated with a butt joint box 21, the inner wall of the base 1 is fixedly installed with an installation ring 11 through a bolt, an air suction head 15 is fixedly installed below the installation ring 11 through a bolt, a butt joint port 12 is integrally formed above the air suction head 15, and the butt joint port 12 is communicated with the air inlet end of the butt joint box 21 through an air supply pipe 19;
the air inlet device 3 comprises a main pipeline 301 fixedly installed with the sealing cover 2 through bolts, an air inlet bent pipe 302 with a downward outlet is integrally formed at the upper end of the main pipeline 301, an air inlet fan 25 is fixedly installed below the main pipeline 301 through bolts, a flow guide cover 20 is fixedly installed below an air outlet of the sealing cover 2 corresponding to the air inlet fan 25 through bolts, a controller 14, a temperature and humidity sensor 10 and a heater 13 are fixedly installed on the installation ring 11 through bolts, the controller 14 is electrically connected with external power supply equipment, and the controller 14 is respectively electrically connected with the temperature and humidity sensor 10, the heater 13, the air outlet fan 16 and the air inlet fan 25 through cables;
the air inlet bent pipe 302 is internally and fixedly provided with a first filter plate 24 through bolts, the main exhaust channel 402 is internally and fixedly provided with a second filter plate 17 through bolts, a liquid collecting tank 26 is integrally formed between the base 1 and the mounting seat 8, the base 1 is provided with a bottom heating device 9 which is electrically connected with the controller 14 at the position corresponding to the lower part of the liquid collecting tank 26, a connecting seat 405 is integrally formed with a partition plate 18 which is used for separating the main exhaust channel 402 from the auxiliary exhaust channel 404 at the position corresponding to the lower part of the rain shield 401, the controller 14 is an S7-200 type PLC device, the sealing cover 2 is integrally formed with a pair of pull handles 6, the pull handles 6 are integrally formed with a pair of suspension bolts 5, the base 1 is integrally formed with a limiting bulge 22 at the upper part, the sealing cover 2 is integrally formed with a butt-joint bulge 23 which is matched with the limiting bulge 22 for sealing, and the heater 13 and the bottom heating device 9 of the device are.
The working principle is as follows: when the device is used, the base 1 is firstly buried underground, then the main body of the electrical equipment is installed on the installation seat 8, the cover plate 2 is covered on the base 1 correctly, and the exhaust device 4 and the air inlet device 3 are fixed on the cover plate 2. During operation, the controller 14 firstly detects the temperature and humidity conditions inside the base 1 through the temperature and humidity sensor 10, when the temperature inside the base 1 reaches a certain degree and ventilation is required, the air inlet fan 25 can be automatically controlled to ventilate, in the ventilation process, air flow firstly flows in from the lower part of the air inlet bent pipe 302 and then flows into the air inlet fan 25 through the main pipe 301, then flows into the bottom of the base 1 from the outer side of the air guide sleeve 20 and cools the power equipment main body 7, and then the air flow moves upwards and flows out from the main exhaust passage 402 to complete ventilation. The rain shield 401 above the main exhaust channel 402 and the air inlet bent pipe 302 installed at the tail end of the main pipeline 301 can both play a role of keeping off rain, and the first filter plate 24 and the second filter plate 17 can prevent external dust from entering the inside of the base 1. When the inside humidity of base 1 reaches a certain degree, controller 14 control bottom heat-generating device 9 and heater 13 heat the air of inside, thereby make the steam evaporation of attaching to on base 1 and utilize exhaust fan 16 to discharge inside steam by supplementary exhaust passage 404, the steam of evaporation also can flow out through main exhaust passage 402 in the exhaust process, division board 18 then is used for avoiding having supplementary exhaust passage 404 the exhanst gas to send into the main exhaust duct 402 in the device 26 be used for the deposit to collect at the inside drop of water of base 1, thereby be convenient for carry out quick evaporation through bottom heat-generating device 9. The pull handle 6 installed on the cover 2 is used for conveniently lifting the cover, the suspension bolt 5 can be matched with external suspension equipment so as to integrally lift the cover 2, and the air inlet device 3 and the air outlet device 4 of the device can be rapidly and independently removed, so that the maintenance and the overhaul are convenient. The device is convenient to use, is suitable for automatically ventilating and protecting various underground power equipment main bodies 7, is convenient to maintain and overhaul, and has high practical value.
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 (6)

1. A bury power equipment's self-ventilation structure, includes base (1), its characterized in that: the bottom of the base (1) is integrally formed with a mounting seat (8) for fixing a power equipment main body (7) through bolts, a sealing cover (2) is arranged above the base (1), an exhaust device (4) is arranged in the middle of the sealing cover (2), and at least two air inlet devices (3) are annularly arranged above the sealing cover (2);
the exhaust device (4) comprises a support seat (406) fixedly mounted with the sealing cover (2) through bolts, a main frame body (403) is integrally formed on the support seat (406), a rain shield (401) is fixedly mounted above the main frame body (403) through bolts, a connecting seat (405) is mounted on the support seat (406) through a connecting plate (407), an auxiliary exhaust channel (404) is formed inside the connecting seat (405), and a main exhaust channel (402) is formed between the main frame body (403) and the connecting seat (405);
an exhaust fan (16) communicated with the auxiliary exhaust channel (404) is fixedly mounted on the connecting seat (405) through a bolt, an input end of the exhaust fan (16) is communicated with a butt-joint box (21), a mounting ring (11) is fixedly mounted on the inner wall of the base (1) through a bolt, an air suction head (15) is fixedly mounted below the mounting ring (11) through a bolt, a butt-joint opening (12) is integrally formed above the air suction head (15), and the butt-joint opening (12) is communicated with an air inlet end of the butt-joint box (21) through an air supply pipe (19);
air inlet unit (3) include trunk line (301) through bolt fixed mounting with closing cap (2), and the upper end integrated into one piece of trunk line (301) has export decurrent return bend (302) that admits air, there is inlet fan (25) below of trunk line (301) through bolt fixed mounting, and closing cap (2) have kuppe (20) through bolt fixed mounting below corresponding inlet fan (25) gas vent, there are controller (14), temperature and humidity sensor (10) and heater (13) through bolt fixed mounting on collar (11), and controller (14) and external power supply equipment electric connection, controller (14) are electric connection temperature and humidity sensor (10), heater (13), exhaust fan (16) and inlet fan (25) through cable difference.
2. The self-ventilation structure of an underground electric power equipment according to claim 1, characterized in that: a first filter plate (24) is fixedly installed in the air inlet bent pipe (302) through bolts, and a second filter plate (17) is fixedly installed in the main exhaust channel (402) through bolts.
3. The self-ventilation structure of an underground electric power equipment according to claim 1, characterized in that: a liquid collecting groove (26) is integrally formed between the base (1) and the mounting seat (8), and a bottom heating device (9) electrically connected with the controller (14) is mounted on the base (1) below the corresponding liquid collecting groove (26).
4. The self-ventilation structure of an underground electric power equipment according to claim 1, characterized in that: the connecting seat (405) is integrally formed with a partition plate (18) for separating the main exhaust passage (402) and the auxiliary exhaust passage (404) at the position corresponding to the lower part of the rain shield (401), and the controller (14) is an S7-200 type PLC device.
5. The self-ventilation structure of an underground electric power equipment according to claim 1, characterized in that: a pair of pull handles (6) is integrally formed on the sealing cover (2), and a pair of hanging bolts (5) is integrally formed on the pull handles (6).
6. The self-ventilation structure of an underground electric power equipment according to claim 1, characterized in that: the upper part of the base (1) is integrally formed with a limiting bulge (22), and the sealing cover (2) is integrally formed with a butt joint bulge (23) which is matched with the limiting bulge (22) and used for sealing.
CN201911411187.3A 2019-12-31 2019-12-31 Bury power equipment's self-ventilation structure Active CN110994415B (en)

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CN201911411187.3A CN110994415B (en) 2019-12-31 2019-12-31 Bury power equipment's self-ventilation structure

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CN110994415B CN110994415B (en) 2020-09-04

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112350200A (en) * 2020-12-23 2021-02-09 国网河南省电力公司桐柏县供电公司 Bury power equipment's self-ventilation structure

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006353014A (en) * 2005-06-16 2006-12-28 Hitachi Industrial Equipment Systems Co Ltd Power distribution equipment
CN206099116U (en) * 2016-10-27 2017-04-12 国家电网公司 Bury power equipment's self -ventilation structure energy -savingly
CN107196217A (en) * 2017-07-26 2017-09-22 王伟 A kind of self-ventilation structure of buried power equipment
CN208753803U (en) * 2018-08-31 2019-04-16 贵州诚安达电气有限公司 A kind of heat radiating type outdoor electricity distribution cabinet
CN208975490U (en) * 2018-09-30 2019-06-14 国网河南省电力公司方城县供电公司 A kind of underground substation equipment room condensation-preventing device
CN110311321A (en) * 2019-08-06 2019-10-08 华翔翔能电气股份有限公司 A kind of intelligence compact ventilation buried substation

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006353014A (en) * 2005-06-16 2006-12-28 Hitachi Industrial Equipment Systems Co Ltd Power distribution equipment
CN206099116U (en) * 2016-10-27 2017-04-12 国家电网公司 Bury power equipment's self -ventilation structure energy -savingly
CN107196217A (en) * 2017-07-26 2017-09-22 王伟 A kind of self-ventilation structure of buried power equipment
CN208753803U (en) * 2018-08-31 2019-04-16 贵州诚安达电气有限公司 A kind of heat radiating type outdoor electricity distribution cabinet
CN208975490U (en) * 2018-09-30 2019-06-14 国网河南省电力公司方城县供电公司 A kind of underground substation equipment room condensation-preventing device
CN110311321A (en) * 2019-08-06 2019-10-08 华翔翔能电气股份有限公司 A kind of intelligence compact ventilation buried substation

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112350200A (en) * 2020-12-23 2021-02-09 国网河南省电力公司桐柏县供电公司 Bury power equipment's self-ventilation structure
CN112350200B (en) * 2020-12-23 2023-09-15 国网河南省电力公司桐柏县供电公司 Self-ventilation structure of underground power equipment

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Effective date of registration: 20200805

Address after: 312400 No.70, Xikeng, Qishi village, Nanxiang, Xinchang County, Shaoxing City, Zhejiang Province

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Address before: 312400 RIFA Science Park, Qixing street, Xinchang County, Shaoxing City, Zhejiang Province

Applicant before: Jiang Zhengming

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