CN114421296B - Voltage integrated control cabinet - Google Patents

Voltage integrated control cabinet Download PDF

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Publication number
CN114421296B
CN114421296B CN202210169198.0A CN202210169198A CN114421296B CN 114421296 B CN114421296 B CN 114421296B CN 202210169198 A CN202210169198 A CN 202210169198A CN 114421296 B CN114421296 B CN 114421296B
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CN
China
Prior art keywords
control cabinet
placing
switch board
board body
spliced pole
Prior art date
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Active
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CN202210169198.0A
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Chinese (zh)
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CN114421296A (en
Inventor
徐德保
许建祥
丁利
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Anhui Nuoxi Electric Equipment Technology Co ltd
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Anhui Nuoxi Electric Equipment Technology Co ltd
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Priority to CN202210169198.0A priority Critical patent/CN114421296B/en
Publication of CN114421296A publication Critical patent/CN114421296A/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
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/30Cabinet-type casings; Parts thereof or accessories therefor
    • 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
    • H02B1/30Cabinet-type casings; Parts thereof or accessories therefor
    • H02B1/32Mounting of devices therein
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E40/00Technologies for an efficient electrical power generation, transmission or distribution
    • Y02E40/30Reactive power compensation

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Patch Boards (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)

Abstract

The invention discloses a voltage comprehensive control cabinet, which comprises a control cabinet body, wherein two sides of the control cabinet body are symmetrically provided with radiating holes, one side of each radiating hole is rotatably provided with a front shielding structure, two sides of each front shielding structure are symmetrically provided with side shielding structures, and the inner wall of the control cabinet body is provided with a space adjusting structure.

Description

Voltage integrated control cabinet
Technical Field
The invention relates to a control cabinet, in particular to a voltage comprehensive control cabinet.
Background
The control cabinet is characterized in that switching equipment, a measuring instrument, protection electrical appliances and auxiliary equipment are assembled in a closed or semi-closed metal cabinet or on a screen according to the electrical wiring requirement, the arrangement of the control cabinet meets the requirement of normal operation of a power system, the control cabinet is convenient to overhaul, the safety of personnel and surrounding equipment is not endangered, a circuit can be switched on or off by means of manual or automatic switches in normal operation, the circuit is switched off or alarmed by means of the protection electrical appliances in fault or abnormal operation, various parameters in operation can be displayed by the measuring instrument, certain electrical parameters can be adjusted, and a prompt or signal is sent out when deviating from the normal working state, so that the control cabinet is commonly used in various distribution substations;
when the voltage control cabinet controls the circuit, the temperature inside the voltage control cabinet can rise, cold air is blown out through the cooling fan in the prior art, the flowing of the cold air takes away the high temperature in the control cabinet, after the cold air is converted into hot air, the hot air flows out of the cooling holes, and a large amount of dust can enter the control cabinet from the cooling holes after the control cabinet is applied for a long time, so that the service life of the control cabinet is seriously influenced.
Disclosure of Invention
Technical problem to be solved by the invention
The invention aims to provide a voltage comprehensive control cabinet, which solves the problems in the prior art by fanning out cold air through a cooling fan, wherein the cold air flows to take away high temperature in the control cabinet, and after being converted into hot air, the cold air flows out of a cooling hole, and after the control cabinet is applied for a long time, a large amount of dust enters the control cabinet from the cooling hole, so that the service life of the control cabinet is seriously influenced.
Technical proposal
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a voltage integrated control cabinet, includes the switch board body, the bilateral symmetry of switch board body is equipped with the louvre, one side spiral rotation of louvre installs the positive structure of sheltering from, the bilateral symmetry of positive structure of sheltering from is equipped with the side and shelters from the structure.
Preferably, the front shielding structure comprises a first connecting shaft, a shielding plate is fixedly arranged on one side of the first connecting shaft, and spiral lines are symmetrically arranged at two ends of the first connecting shaft.
Preferably, the side shielding structure comprises a folding fan, one side of the folding fan is detachably connected with one side of the shielding plate, the other side of the shielding plate is symmetrically detachably provided with first telescopic rods, one ends of the two first telescopic rods are connected with placing grooves, and the two placing grooves are symmetrically arranged on two sides of the heat dissipation holes.
Preferably, the position of the shielding plate on the first connecting shaft is between two spiral lines, the shielding plate is not in contact with the spiral lines, the placing groove is matched with the folding fan, and enough space is reserved for placing the folding fan.
Preferably, the inner wall of switch board body is equipped with space adjusting structure, space adjusting structure includes first motor, first motor demountable installation is in the top of switch board body, the drive end of first motor is connected the second pivot, the second pivot runs through the top of switch board body, first screw axis is connected to the one end of second pivot, first screw axis spiral runs through first board of placing, the restriction post is installed to inner wall top one side of switch board body, the restriction post runs through first board of placing, first board slidable mounting of placing is in the inside of switch board body.
Preferably, the bottom of first screw axis is equipped with first connection structure, first connection structure includes first spliced pole, first spliced pole demountable installation is in the bottom of first screw axis, the bottom central authorities of first spliced pole install the restriction piece, the outer wall spiral connection spiral shell of first spliced pole, the one end spiral connection second spliced pole of spiral shell, the top of second spliced pole is equipped with the restriction groove, the restriction groove with restriction piece assorted, the second telescopic link is connected to the one end of second spliced pole, the board is placed to the one end bearing connection second of second telescopic link, the top one side of board is placed to the second is equipped with the third telescopic link, the one end of third telescopic link is connected the one end of restriction post.
Preferably, the second is placed the board slidable mounting and is in the inner wall of switch board body, the bottom installation adjustment structure of board is placed to the second, adjustment structure includes first electric telescopic handle, two first electric telescopic handle symmetry demountable installation is in the bottom of board is placed to the second, two first electric telescopic handle one end demountable connection the inner wall bottom of switch board body.
Advantageous effects
Compared with the prior art, the invention has the beneficial effects that: according to the invention, through the mutual matching of the front shielding structure and the side shielding structure, dust is prevented from entering the control cabinet from the radiating holes, so that a large amount of dust is prevented from accumulating in the voltage comprehensive control cabinet after the voltage comprehensive control cabinet is used for a long time, the service life of the voltage comprehensive control cabinet is influenced, and the internal space of the control cabinet is regulated through the space regulating structure so as to match different scenes, thereby improving the use range of the voltage comprehensive control cabinet and improving the competitiveness.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of a front shielding structure and a side shielding structure of the present invention;
FIG. 3 is a schematic diagram showing the connection relationship between the side shielding structure and the heat dissipation holes;
FIG. 4 is a schematic view of the spatial adjustment structure and adjustment structure of the present invention;
fig. 5 is a schematic view of a first connection structure of the present invention.
In the figure: 1. a control cabinet body; 2. a heat radiation hole; 3. a front shielding structure; 31. a first connecting shaft; 32. a shielding plate; 33. spiral lines; 4. a side shielding structure; 41. folding fan; 42. a first telescopic rod; 43. a placement groove; 5. a space adjusting structure; 51. a first motor; 52. a first screw shaft; 53. a first placing plate; 54. a restraining post; 6. a first connection structure; 61. a first connection post; 62. a limiting block; 63. a spiral sleeve; 64. a second connection post; 65. a limiting groove; 66. a second telescopic rod; 67. a second placing plate; 68. a third telescopic rod; 7. an adjustment structure; 71. a first electric telescopic rod.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by a person skilled in the art without making any inventive effort, are intended to be within the scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: the comprehensive voltage control cabinet comprises a control cabinet body 1, wherein radiating holes 2 are symmetrically formed in two sides of the control cabinet body 1, a front shielding structure 3 is spirally and rotatably arranged on one side of the radiating holes 2, and side shielding structures 4 are symmetrically arranged on two sides of the front shielding structure 3;
obviously, the invention prevents dust from entering the control cabinet from the radiating holes 2 through the mutual matching of the front shielding structure 3 and the side shielding structure 4, and avoids the influence on the service life of the voltage comprehensive control cabinet due to the fact that a large amount of dust is accumulated in the voltage comprehensive control cabinet after the voltage comprehensive control cabinet is used for a long time.
Considering that the front shielding structure 3 needs to shield dust in a working state, when the front shielding structure is not in the working state, the front shielding structure can be retracted without influencing the transportation and the supply of control cabinets, and a preferable scheme is provided, wherein the front shielding structure 3 comprises a first connecting shaft 31, a shielding plate 32 is fixedly arranged on one side of the first connecting shaft 31, and spiral threads 33 are symmetrically arranged at two ends of the first connecting shaft 31;
when the front shielding structure 3 enters the working state, the shielding plate 32 is rotated to the position perpendicular to the radiating holes 32 by rotating the shielding plate 32, the filter screen is detachably arranged on the radiating holes 2, enough positions are reserved on the radiating holes 2 for placing the shielding plate 32, and when the shielding plate 32 is rotated to a position flush with the radiating holes 2, the outer side of the shielding plate 32 is on the same plane with one side of the control cabinet body 1.
Considering that the side shielding structure 4 needs to be matched with the front shielding structure 32 when shielding dust in a working state, and simultaneously, as the spiral threads 33 are arranged at two ends of the first connecting shaft 31, when the shielding plate 32 is rotated, the shielding plate 32 can move on the heat dissipation holes 2, a preferable scheme is provided, the side shielding structure 4 comprises a folding fan 41, one side of the folding fan 41 is detachably connected with one side of the shielding plate 32, the other side of the shielding plate 32 is symmetrically and detachably provided with a first telescopic rod 42, one ends of the two first telescopic rods 42 are connected with a placing groove 43, and the two placing grooves 43 are symmetrically arranged at two sides of the heat dissipation holes 2;
the position of the shielding plate 32 on the first connecting shaft 31 is between the two spiral threads 33, the shielding plate 32 is not contacted with the spiral threads 33, the placing groove 43 is matched with the folding fan 41, and the placing groove 43 leaves enough space for placing the folding fan 41;
obviously, when the shielding plate 32 is rotated, as the spiral lines 33 are arranged at the two ends of the first connecting shaft 31, the shielding plate 32 moves on the heat dissipation holes 2, so that the folding fans 41 at the two sides of the shielding plate 32 move, and through the arrangement of the positions, when the shielding plate 32 rotates, the folding fans 41 are unfolded, one surface of the folding fans 41 is limited through the first telescopic rods 42, and when the shielding plate 32 rotates to a place perpendicular to the heat dissipation holes 2, the folding fans 41 are unfolded to shield the side surfaces.
Considering that the application range of the control cabinet needs to be improved, the inner space of the control cabinet needs to be changed to adapt to different application environments, a preferable scheme is provided, the inner wall of the control cabinet body 1 is provided with a space adjusting structure 5, the space adjusting structure 5 comprises a first motor 51, the first motor 51 is detachably arranged at the top of the control cabinet body 1, the driving end of the first motor 51 is connected with a second rotating shaft, the second rotating shaft penetrates through the top of the control cabinet body 1, one end of the second rotating shaft is connected with a first spiral shaft 52, the first spiral shaft 52 penetrates through a first placing plate 53 in a spiral manner, one side of the top of the inner wall of the control cabinet body 1 is provided with a limiting column 54, the limiting column 54 penetrates through the first placing plate 53, and the first placing plate 53 is slidably arranged inside the control cabinet body 1;
obviously, the space adjusting structure 5 is used for adjusting the internal space of the control cabinet to match different scenes, so that the application range of the voltage comprehensive control cabinet is increased, and the competitiveness is improved;
the second placing plate 67 is slidably mounted on the inner wall of the control cabinet body 1, an adjusting structure 7 is mounted at the bottom of the second placing plate 67, the adjusting structure 7 comprises first electric telescopic rods 71, the two first electric telescopic rods 71 are symmetrically and detachably mounted at the bottom of the second placing plate 67, and one ends of the two first electric telescopic rods 71 are detachably connected with the bottom of the inner wall of the control cabinet body 1;
when the space of the lower part needs to be changed, the first electric telescopic rod 71 is driven to operate, so that the second placing plate 67 moves up and down, and the space of the lower part of the control cabinet body 1 is changed;
considering that the connection between the first screw shaft 52 and the second placing plate 68 cannot affect the movement of the second placing plate 68, a preferred solution is provided, the bottom of the first screw shaft 52 is provided with a first connecting structure 6, the first connecting structure 6 comprises a first connecting column 61, the first connecting column 61 is detachably mounted at the bottom of the first screw shaft 52, a limiting block 62 is mounted at the center of the bottom of the first connecting column 61, the outer wall of the first connecting column 61 is spirally connected with a spiral sleeve 63, one end of the spiral sleeve 63 is spirally connected with a second connecting column 64, the top of the second connecting column 64 is provided with a limiting groove 65, the limiting groove 65 is matched with the limiting block 62, one end of the second connecting column 64 is connected with a second telescopic rod 66, one end of the second telescopic rod 66 is connected with the second placing plate 67 in a bearing manner, one end of the third telescopic rod 68 is connected with one end of the limiting column 54;
obviously, when the second placing plate 67 moves up and down, space is reserved through the second telescopic rod 66 and the third telescopic rod 67, and meanwhile, the first connecting column 61 and the second connecting column 64 are connected through the spiral sleeve 63, so that the dismantling is facilitated.
The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present invention.

Claims (4)

1. The utility model provides a voltage integrated control cabinet, includes switch board body (1), the bilateral symmetry of switch board body (1) is equipped with louvre (2), its characterized in that: a front shielding structure (3) is spirally arranged on one side of the radiating hole (2), and side shielding structures (4) are symmetrically arranged on two sides of the front shielding structure (3);
the front shielding structure (3) comprises a first connecting shaft (31), a shielding plate (32) is fixedly arranged on one side of the first connecting shaft (31), and spiral threads (33) are symmetrically arranged at two ends of the first connecting shaft (31);
the side shielding structure (4) comprises a folding fan (41), one side of the folding fan (41) is detachably connected with one side of the shielding plate (32), first telescopic rods (42) are symmetrically and detachably arranged on the other side of the shielding plate (32), one ends of the two first telescopic rods (42) are connected with placing grooves (43), and the two placing grooves (43) are symmetrically arranged on two sides of the radiating hole (2);
the position of the shielding plate (32) on the first connecting shaft (31) is between the two spiral threads (33), the shielding plate (32) is not contacted with the spiral threads (33), the placing groove (43) is matched with the folding fan (41), and the placing groove (43) leaves enough space for placing the folding fan (41).
2. The voltage integrated control cabinet of claim 1, wherein: the inner wall of switch board body (1) is equipped with space regulation structure (5), space regulation structure (5) include first motor (51), first motor (51) demountable installation is in the top of switch board body (1), the second pivot is connected to the drive end of first motor (51), the second pivot runs through the top of switch board body (1), first screw axis (52) are connected to the one end of second pivot, first screw axis (52) spiral runs through first board (53) of placing, limit post (54) are installed to inner wall top one side of switch board body (1), limit post (54) run through first board (53) of placing, first board (53) slidable mounting of placing is in the inside of switch board body (1).
3. The voltage integrated control cabinet of claim 2, wherein: the bottom of first screw axis (52) is equipped with first connection structure (6), first connection structure (6) include first spliced pole (61), first spliced pole (61) demountable installation is in the bottom of first screw axis (52), bottom central authorities of first spliced pole (61) install restriction piece (62), outer wall screwed connection spiral shell (63) of first spliced pole (61), the one end screwed connection second spliced pole (64) of spiral shell (63), the top of second spliced pole (64) is equipped with restriction groove (65), restriction groove (65) with restriction piece (62) assorted, second telescopic link (66) are connected to the one end of second spliced pole (64), second placement plate (67) are connected in the one end bearing of second telescopic link (66), top one side of second placement plate (67) is equipped with third telescopic link (68), one end of third telescopic link (68) is connected one end of restriction post (54).
4. A voltage integrated control cabinet according to claim 3, characterized in that: the second is placed board (67) slidable mounting and is in the inner wall of switch board body (1), the second is placed the bottom installation of board (67) and is adjusted structure (7), adjust structure (7) include first electric telescopic handle (71), two electric telescopic handle (71) symmetry demountable installation are in the bottom of board (67) is placed to the second, two electric telescopic handle (71) one end demountable connection the inner wall bottom of switch board body (1).
CN202210169198.0A 2022-02-24 2022-02-24 Voltage integrated control cabinet Active CN114421296B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210169198.0A CN114421296B (en) 2022-02-24 2022-02-24 Voltage integrated control cabinet

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Application Number Priority Date Filing Date Title
CN202210169198.0A CN114421296B (en) 2022-02-24 2022-02-24 Voltage integrated control cabinet

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CN114421296B true CN114421296B (en) 2023-07-07

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204464790U (en) * 2015-04-14 2015-07-08 国家电网公司 A kind of outdoor electricity distribution cabinet
CN104993445A (en) * 2015-06-29 2015-10-21 浙江中兴电缆有限公司 Outdoor cable tapping-off case

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7786384B2 (en) * 2008-08-29 2010-08-31 Mauricio Diaz Efficient high-ampacity bowl-shaped tubular conductors
CN109217128A (en) * 2018-10-24 2019-01-15 湖南工程学院 A kind of power distribution cabinet being easily installed
CN211829710U (en) * 2020-05-14 2020-10-30 武汉西元智能科技有限公司 Waste heat power generation excitation control cabinet
CN212013279U (en) * 2020-05-29 2020-11-24 山东电子职业技术学院 Automatic change electrical control cabinet
CN212210124U (en) * 2020-07-08 2020-12-22 马晶 Switch board for electrical engineering
CN212786161U (en) * 2020-07-31 2021-03-23 淮南万泰电子股份有限公司 Low-voltage frequency converter with high safety performance
CN111917014B (en) * 2020-08-10 2022-06-24 广州华力新科技有限公司 Wall-mounted outdoor protection power distribution cabinet
CN212726075U (en) * 2020-08-17 2021-03-16 温州鼎高电器成套有限公司 Explosion-proof power distribution cabinet based on internet of things control
WO2022094951A1 (en) * 2020-11-06 2022-05-12 南京瑞祥信息技术有限公司 Intelligent disinfection storage cabinet with adjustable internal space
CN214481759U (en) * 2021-04-06 2021-10-22 天津海韵安全卫生评价监测有限公司 Electrical engineering switch board
CN215817142U (en) * 2021-08-10 2022-02-11 上海逸万电气成套有限公司 Dustproof switch board of heat dissipation

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204464790U (en) * 2015-04-14 2015-07-08 国家电网公司 A kind of outdoor electricity distribution cabinet
CN104993445A (en) * 2015-06-29 2015-10-21 浙江中兴电缆有限公司 Outdoor cable tapping-off case

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