CN110190540B - Ventilation heat dissipation removes damp transformer cabinet - Google Patents

Ventilation heat dissipation removes damp transformer cabinet Download PDF

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Publication number
CN110190540B
CN110190540B CN201910594604.6A CN201910594604A CN110190540B CN 110190540 B CN110190540 B CN 110190540B CN 201910594604 A CN201910594604 A CN 201910594604A CN 110190540 B CN110190540 B CN 110190540B
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CN
China
Prior art keywords
ventilation
cabinet body
shaped sheet
disc
opening
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CN201910594604.6A
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Chinese (zh)
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CN110190540A (en
Inventor
周伟
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Hefei Xinwei Power Equipment Co ltd
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Hefei Xinwei Power Equipment Co ltd
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Priority to CN201910594604.6A priority Critical patent/CN110190540B/en
Publication of CN110190540A publication Critical patent/CN110190540A/en
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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
    • H02B1/26Casings; 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
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/56Cooling; Ventilation
    • H02B1/565Cooling; Ventilation for cabinets

Abstract

The invention provides a ventilation, heat dissipation and dehumidification power transformation cabinet, which comprises a cabinet body, wherein a first ventilation channel is arranged between the top end of an inner cabinet body and the top end of an outer cabinet body, a second ventilation channel and a third ventilation channel which are independent are arranged between the side wall of the inner cabinet body and the side wall of the outer cabinet body, the second ventilation channel and the third ventilation channel are oppositely arranged about the central axis of the cabinet body, a fourth ventilation channel is arranged between the bottom end of the inner cabinet body and the bottom end of the outer cabinet body, the first ventilation channel is communicated with the second ventilation channel, and the third ventilation channel is communicated with the fourth ventilation channel; the side wall of the inner cabinet body is provided with a plurality of first ventilation openings communicated with the second ventilation channels and a plurality of second ventilation openings communicated with the third ventilation channels, the first ventilation openings are provided with first adjusting pieces capable of sealing the first ventilation openings, and the second ventilation openings are provided with second adjusting pieces capable of sealing the second ventilation openings. The invention is easy to form a circulating heat radiation system in the inner cabinet body, and effectively improves the ventilation, heat radiation and dehumidification effects.

Description

Ventilation heat dissipation removes damp transformer cabinet
Technical Field
The invention relates to the technical field of electrical equipment, in particular to a ventilation, heat dissipation and dehumidification power transformation cabinet.
Background
With the continuous development of social economy and the increasing increase of the electrification level, electric power facilities have been widely applied, wherein an outdoor power control cabinet is also widely applied to various aspects of a power system as an important device for placing power equipment or professional power wiring.
At present, the most commonly used transformer cabinet in China is difficult to form a circulating heat dissipation system, so that the heat dissipation and moisture removal effects are not obvious enough, the existing transformer cabinet is provided with simple heat dissipation holes, and the heat dissipation holes are easy to make dust enter the transformer cabinet, so that electronic devices in the transformer cabinet are easy to damage.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides a ventilation, heat dissipation and dehumidification power transformation cabinet.
The invention provides a ventilation, heat dissipation and dehumidification power transformation cabinet which comprises a cabinet body, wherein the cabinet body comprises an inner cabinet body and an outer cabinet body arranged outside the inner cabinet body, a first ventilation channel is arranged between the top end of the inner cabinet body and the top end of the outer cabinet body, a second ventilation channel and a third ventilation channel which are independent are arranged between the side wall of the inner cabinet body and the side wall of the outer cabinet body, the second ventilation channel and the third ventilation channel are oppositely arranged relative to the central axis of the cabinet body, a fourth ventilation channel is arranged between the bottom end of the inner cabinet body and the bottom end of the outer cabinet body, the first ventilation channel is communicated with the second ventilation channel, and the third ventilation channel; an air inlet communicated with the first ventilation channel and an air outlet communicated with the fourth ventilation channel are formed in the outer cabinet body, and a fan is arranged at the air inlet; the side wall of the inner cabinet body is provided with a plurality of first ventilation openings communicated with the second ventilation channels and a plurality of second ventilation openings communicated with the third ventilation channels, the first ventilation openings are provided with first adjusting pieces capable of sealing the first ventilation openings, and the second ventilation openings are provided with second adjusting pieces capable of sealing the second ventilation openings.
Preferably, first regulating part includes first dish piece and first elastic component, first dish piece sets up in the second ventiduct and the opening of first dish piece is towards the outer cabinet body, the area of first dish piece is greater than the sectional area of first vent, first dish piece opening terminal surface is equipped with a plurality of first iron sheets, all be equipped with first electro-magnet with the corresponding position of first iron sheet on the outer cabinet body, first elastic component one end is connected with first dish piece and its other end and outer cabinet body coupling, and under natural state, first dish piece supports with the inner cabinet body and leans on sealed first vent.
Preferably, one side of the first disc-shaped sheet close to the inner cabinet body is provided with a first sealing ring, the central axis of the first sealing ring coincides with the central axis of the first vent, and the diameter of the first sealing ring is matched with that of the first vent.
Preferably, the second regulating part comprises a second disc-shaped sheet and a second elastic part, the second disc-shaped sheet is arranged in the third ventilation channel, the opening of the second disc-shaped sheet faces the outer cabinet body, the area of the second disc-shaped sheet is larger than the sectional area of the second ventilation opening, the opening end face of the second disc-shaped sheet is provided with a plurality of second iron sheets, the outer cabinet body is provided with a second electromagnet at the position corresponding to the second iron sheets, one end of the second elastic part is connected with the second disc-shaped sheet, the other end of the second elastic part is connected with the outer cabinet body, and under the natural state, the second disc-shaped sheet and the inner cabinet body are abutted against the sealed second ventilation opening.
Preferably, a second sealing ring is arranged on one side, close to the inner cabinet body, of the second disc-shaped sheet, the central axis of the second sealing ring is overlapped with the central axis of the second ventilation opening, and the diameter of the second sealing ring is matched with the diameter of the second ventilation opening.
Preferably, a plurality of first dust screens are arranged in the first air channel at intervals.
Preferably, a plurality of second dust screens are arranged in the fourth air passage at intervals.
According to the ventilation, heat dissipation and dehumidification power transformation cabinet provided by the invention, airflow is introduced into the first ventilation channel by the fan at the air inlet, enters the second ventilation channel, the first adjusting piece and the second adjusting piece are adjusted to respectively open the first ventilation opening and the second ventilation opening, the airflow enters the inner cabinet body to take away heat, then enters the third ventilation channel from the second ventilation opening, then enters the fourth ventilation channel and is discharged from the air outlet, and the second ventilation channel and the third ventilation channel are arranged oppositely, so that a circulation heat dissipation system is easily formed in the inner cabinet body, and the ventilation, heat dissipation and dehumidification effects are effectively improved. According to the invention, the number of the opened first ventilation openings and the second ventilation openings can be adjusted to control the ventilation quantity according to the internal temperature of the inner cabinet body, and the ventilation quantity can also be adjusted by controlling the power of the fan. Through set up first dust screen, second dust screen in first ventiduct, second ventiduct respectively, can effectively avoid the dust to get into cabinet internal portion.
Drawings
Fig. 1 is a schematic structural view of a ventilation, heat dissipation and dehumidification power transformation cabinet according to the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
fig. 3 is an enlarged schematic view of B in fig. 1.
Detailed Description
Referring to fig. 1 to 3, the present invention provides a ventilation, heat dissipation and dehumidification power transformation cabinet, which includes a cabinet body, wherein the cabinet body includes an inner cabinet body 1 and an outer cabinet body 2 disposed outside the inner cabinet body 1, wherein:
a first air duct 3 is arranged between the top end of the inner cabinet body 1 and the top end of the outer cabinet body 2, and a plurality of first dust screens 21 are arranged in the first air duct 3 at intervals; a second air passage 4 and a third air passage 5 which are independent are arranged between the side wall of the inner cabinet body 1 and the side wall of the outer cabinet body 2, and the second air passage 4 and the third air passage 5 are oppositely arranged relative to the central axis of the cabinet body; a fourth air passage 6 is arranged between the bottom end of the inner cabinet body 1 and the bottom end of the outer cabinet body 2, and a plurality of second dust screens 22 are arranged in the fourth air passage 6 at intervals; the first ventilation channel 3 is communicated with the second ventilation channel 4, and the third ventilation channel 5 is communicated with the fourth ventilation channel 6.
An air inlet 7 communicated with the first ventilation channel 3 and an air outlet 8 communicated with the fourth ventilation channel 6 are arranged on the outer cabinet body 2, and a fan is arranged at the air inlet 7. The side wall of the inner cabinet body 1 is provided with a plurality of first ventilation openings 9 communicated with the second ventilation channels 4 and a plurality of second ventilation openings 10 communicated with the third ventilation channels 5, the first ventilation openings 9 are provided with first adjusting pieces capable of sealing the first ventilation openings 9, and the second ventilation openings 10 are provided with second adjusting pieces capable of sealing the second ventilation openings 10.
In the invention, airflow is introduced into the first ventilation channel 3 by the fan at the air inlet 7, enters the second ventilation channel 4, the first adjusting part and the second adjusting part are adjusted to respectively open the first ventilation opening 9 and the second ventilation opening 10, the airflow enters the inner cabinet body 1 to take away heat, then enters the third ventilation channel 5 by the second ventilation opening 10, then enters the fourth ventilation channel 6 and is discharged by the air outlet 8, the second ventilation channel 4 and the third ventilation channel 5 are oppositely arranged, a circulating heat dissipation system is easy to form in the inner cabinet body 1, and the ventilation, heat dissipation and dehumidifying effects are effectively improved. The ventilation quantity can be controlled by adjusting the opening quantity of the first ventilation opening 9 and the second ventilation opening 10 according to the internal temperature of the inner cabinet body 1, and the ventilation quantity can also be adjusted by controlling the power of the fan. Through set up first dust screen 21, second dust screen 22 in first ventiduct 3, second ventiduct 6 respectively, can effectively avoid the dust to get into cabinet body inside.
In this embodiment, the first adjusting member includes a first disk 11 and a first elastic member 12, the first disk 11 is disposed in the second ventilation duct 4, an opening of the first disk 11 faces the outer cabinet 2, an area of the first disk 11 is larger than a sectional area of the first ventilation opening 9, a first sealing ring 15 is disposed on one side of the first disk 11 close to the inner cabinet 1, a central axis of the first sealing ring 15 coincides with a central axis of the first ventilation opening 9, and a diameter of the first sealing ring 15 is adapted to a diameter of the first ventilation opening 9; a plurality of first iron sheets 13 are arranged on the opening end face of the first disk-shaped sheet 11, and first electromagnets 14 are arranged on the outer cabinet body 2 corresponding to the first iron sheets 13. One end of the first elastic element 12 is connected with the first disk-shaped sheet 11 and the other end thereof is connected with the outer cabinet body 2, and in a natural state, the first disk-shaped sheet 11 and the inner cabinet body 1 abut against and seal the first ventilation opening 9. When the first ventilation opening 9 needs to be opened, the first electromagnet 14 is powered on to generate magnetism, so that the first iron sheet 13 is attracted, the first disc-shaped sheet 11 is driven to compress the first elastic piece 12, and the first ventilation opening 9 is opened; when the first ventilation opening 9 is not required to be opened, the first electromagnet 14 is disconnected from the power supply and loses magnetism, the first electromagnet 14 does not attract the first iron sheet 13, and the first disc-shaped sheet 11 is restored to be sealed with the first ventilation opening 9 under the action of the first elastic piece 12.
In this embodiment, the second adjusting member includes a second disk-shaped sheet 16 and a second elastic member 17, the second disk-shaped sheet 16 is disposed in the third ventilation duct 5, an opening of the second disk-shaped sheet 16 faces the outer cabinet 2, an area of the second disk-shaped sheet 16 is larger than a cross-sectional area of the second ventilation opening 10, a second sealing ring 20 is disposed on one side of the second disk-shaped sheet 16 close to the inner cabinet 1, a central axis of the second sealing ring 20 coincides with a central axis of the second ventilation opening 10, and a diameter of the second sealing ring 20 is adapted to a diameter of the second ventilation opening 10; a plurality of second iron sheets 18 are arranged on the opening end face of the second disc-shaped sheet 16, and second electromagnets 19 are arranged on the outer cabinet body 2 corresponding to the second iron sheets 18. One end of the second elastic piece 17 is connected with the second disk-shaped piece 16, the other end of the second elastic piece is connected with the outer cabinet body 2, and in a natural state, the second disk-shaped piece 16 and the inner cabinet body 1 abut against and seal the second ventilation opening 10. When the second ventilation opening 10 needs to be opened, the second electromagnet 19 is powered on to generate magnetism, so that the second iron sheet 18 is attracted, the second disc-shaped sheet 16 is driven to compress the second elastic piece 17, and the second ventilation opening 10 is opened; when the second ventilation opening 10 does not need to be opened, the second electromagnet 19 is disconnected from the power supply and loses magnetism, the second electromagnet 19 does not attract the second iron sheet 18, and the second disc-shaped sheet 16 restores to the original shape under the action of the second elastic piece 17 to seal the second ventilation opening 10.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (5)

1. A ventilation, heat dissipation and moisture removal power transformation cabinet is characterized by comprising a cabinet body, wherein the cabinet body comprises an inner cabinet body (1) and an outer cabinet body (2) arranged outside the inner cabinet body (1), a first ventilation channel (3) is arranged between the top end of the inner cabinet body (1) and the top end of the outer cabinet body (2), independent second ventilation channels (4) and independent third ventilation channels (5) are arranged between the side wall of the inner cabinet body (1) and the side wall of the outer cabinet body (2), the second ventilation channels (4) and the third ventilation channels (5) are oppositely arranged relative to the central axis of the cabinet body, a fourth ventilation channel (6) is arranged between the bottom end of the inner cabinet body (1) and the bottom end of the outer cabinet body (2), the first ventilation channel (3) is communicated with the second ventilation channels (4), and the third ventilation channel (5) is communicated with the; an air inlet (7) communicated with the first ventilation channel (3) and an air outlet (8) communicated with the fourth ventilation channel (6) are arranged on the outer cabinet body (2), and a fan is arranged at the air inlet (7); a plurality of first ventilation openings (9) communicated with the second ventilation channel (4) and a plurality of second ventilation openings (10) communicated with the third ventilation channel (5) are arranged on the side wall of the inner cabinet body (1), a first adjusting piece capable of sealing the first ventilation openings (9) is arranged at the first ventilation openings (9), and a second adjusting piece capable of sealing the second ventilation openings (10) is arranged at the second ventilation openings (10);
the first adjusting part comprises a first disc-shaped sheet (11) and a first elastic part (12), the first disc-shaped sheet (11) is arranged in the second ventilation channel (4), the opening of the first disc-shaped sheet (11) faces the outer cabinet body (2), the area of the first disc-shaped sheet (11) is larger than the sectional area of the first ventilation opening (9), a plurality of first iron sheets (13) are arranged on the opening end face of the first disc-shaped sheet (11), first electromagnets (14) are arranged on the outer cabinet body (2) and correspond to the first iron sheets (13), one end of the first elastic part (12) is connected with the first disc-shaped sheet (11), the other end of the first elastic part is connected with the outer cabinet body (2), and in a natural state, the first disc-shaped sheet (11) and the inner cabinet body (1) abut against the first ventilation opening (9) in a sealing manner;
the second regulating part comprises a second disc-shaped sheet (16) and a second elastic part (17), the second disc-shaped sheet (16) is arranged in a third ventilation channel (5), the opening of the second disc-shaped sheet (16) faces towards the outer cabinet body (2), the area of the second disc-shaped sheet (16) is larger than the sectional area of the second ventilation port (10), the opening end face of the second disc-shaped sheet (16) is provided with a plurality of second iron sheets (18), the outer cabinet body (2) is provided with second electromagnets (19) corresponding to the second iron sheets (18), one end of the second elastic part (17) is connected with the second disc-shaped sheet (16), the other end of the second elastic part is connected with the outer cabinet body (2), and in a natural state, the second disc-shaped sheet (16) abuts against the inner cabinet body (1) to seal the second ventilation port (10).
2. The ventilation, heat dissipation and moisture removal power transformation cabinet as claimed in claim 1, wherein a first sealing ring (15) is arranged on one side of the first disk-shaped sheet (11) close to the inner cabinet body (1), a central axis of the first sealing ring coincides with a central axis of the first ventilation opening, and a diameter of the first sealing ring (15) is matched with a diameter of the first ventilation opening (9).
3. The ventilation, heat dissipation and moisture removal power transformation cabinet as claimed in claim 1, wherein a second sealing ring (20) is arranged on one side of the second disk-shaped sheet (16) close to the inner cabinet body (1), the central axis of the second sealing ring coincides with the central axis of the second ventilation opening, and the diameter of the second sealing ring (20) is matched with the diameter of the second ventilation opening (10).
4. The ventilation, heat dissipation and moisture removal power transformation cabinet as claimed in claim 1 or 2, wherein a plurality of first dust screens (21) are arranged at intervals in the first ventilation flue (3).
5. The ventilation, heat dissipation and moisture removal power transformation cabinet as claimed in claim 1 or 2, wherein a plurality of second dust screens (22) are arranged at intervals in the fourth ventilation duct (6).
CN201910594604.6A 2019-07-03 2019-07-03 Ventilation heat dissipation removes damp transformer cabinet Active CN110190540B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910594604.6A CN110190540B (en) 2019-07-03 2019-07-03 Ventilation heat dissipation removes damp transformer cabinet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910594604.6A CN110190540B (en) 2019-07-03 2019-07-03 Ventilation heat dissipation removes damp transformer cabinet

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Publication Number Publication Date
CN110190540A CN110190540A (en) 2019-08-30
CN110190540B true CN110190540B (en) 2021-03-19

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CN201910594604.6A Active CN110190540B (en) 2019-07-03 2019-07-03 Ventilation heat dissipation removes damp transformer cabinet

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112545248A (en) * 2020-12-10 2021-03-26 江苏卧尔康家居用品有限公司 Electric mattress with blowing structure

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202163279U (en) * 2011-06-29 2012-03-14 长城汽车股份有限公司 Vehicular air humidity adjusting device
CN103153027A (en) * 2013-02-07 2013-06-12 广州汇安科技有限公司 Efficient heat dissipation cooling device of information technology (IT) equipment
CN203813264U (en) * 2014-05-05 2014-09-03 宁波穆勒电气有限公司 Switch cabinet with air quantity self-adjusting function
CN105186334A (en) * 2015-11-01 2015-12-23 国网河南鄢陵县供电公司 Automatic cooling ring main unit
CN106211720A (en) * 2016-08-30 2016-12-07 苏州新海宜通信科技股份有限公司 A kind of closed integrated passage of heat rack that can independently extend precisely air-supply
CN207250954U (en) * 2017-10-18 2018-04-17 天津市天通穆勒电器股份有限公司 A kind of power distribution cabinet of energy automatic ventilation heat dissipation
CN108024491A (en) * 2017-11-13 2018-05-11 中国航空工业集团公司西安航空计算技术研究所 A kind of air-cooled case of adjustable shield efficiency
CN109301708A (en) * 2018-10-28 2019-02-01 郑小海 A kind of working method convenient for removing damp and hot anti-theft type electric power cabinet

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202163279U (en) * 2011-06-29 2012-03-14 长城汽车股份有限公司 Vehicular air humidity adjusting device
CN103153027A (en) * 2013-02-07 2013-06-12 广州汇安科技有限公司 Efficient heat dissipation cooling device of information technology (IT) equipment
CN203813264U (en) * 2014-05-05 2014-09-03 宁波穆勒电气有限公司 Switch cabinet with air quantity self-adjusting function
CN105186334A (en) * 2015-11-01 2015-12-23 国网河南鄢陵县供电公司 Automatic cooling ring main unit
CN106211720A (en) * 2016-08-30 2016-12-07 苏州新海宜通信科技股份有限公司 A kind of closed integrated passage of heat rack that can independently extend precisely air-supply
CN207250954U (en) * 2017-10-18 2018-04-17 天津市天通穆勒电器股份有限公司 A kind of power distribution cabinet of energy automatic ventilation heat dissipation
CN108024491A (en) * 2017-11-13 2018-05-11 中国航空工业集团公司西安航空计算技术研究所 A kind of air-cooled case of adjustable shield efficiency
CN109301708A (en) * 2018-10-28 2019-02-01 郑小海 A kind of working method convenient for removing damp and hot anti-theft type electric power cabinet

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