WO2019010660A1 - 一种双外壳便于维修的配电柜 - Google Patents

一种双外壳便于维修的配电柜 Download PDF

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Publication number
WO2019010660A1
WO2019010660A1 PCT/CN2017/092719 CN2017092719W WO2019010660A1 WO 2019010660 A1 WO2019010660 A1 WO 2019010660A1 CN 2017092719 W CN2017092719 W CN 2017092719W WO 2019010660 A1 WO2019010660 A1 WO 2019010660A1
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plate
outer casing
power distribution
distribution cabinet
air inlet
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PCT/CN2017/092719
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English (en)
French (fr)
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龚金凤
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龚金凤
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Priority to PCT/CN2017/092719 priority Critical patent/WO2019010660A1/zh
Publication of WO2019010660A1 publication Critical patent/WO2019010660A1/zh

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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26—Casings; Parts thereof or accessories therefor
    • H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/56—Cooling; Ventilation

Definitions

  • the utility model relates to a power distribution cabinet, in particular to a power distribution cabinet with double outer casings for maintenance.
  • a power distribution cabinet a box in which electrical appliances and their wiring are placed, used to distribute electrical energy. They are collectively referred to as power distribution centers. They are centrally installed in the substation of the enterprise, distributing electricity to subordinate distribution equipment in different locations. Distribution cabinet (box) sub-power distribution cabinet (box) and lighting distribution cabinet (box), metering cabinet (box), is the final equipment of the power distribution system.
  • the power distribution cabinet is the collective name of the motor control center. The power distribution cabinet is used when the load is relatively scattered and the circuit is small; the motor control center is used for the occasions where the load is concentrated and the circuit is more. They distribute the electrical energy of a circuit of the upper level distribution equipment to the nearest load. This class of equipment should provide protection, monitoring and control of the load.
  • Power distribution cabinet is a relatively common power equipment, and there are many installation places. Some are installed outdoors. In order to dissipate heat for rain and rain, the heat generated by the internal components of the power distribution cabinet is not easy to be dissipated. The cabinets are all integrated and the factory design is not easy to disassemble and repair.
  • the present invention provides the following technical solutions:
  • the utility model relates to a power distribution cabinet with double outer casings for maintenance, comprising a first outer casing and a second outer casing, wherein the upper end of the first outer casing is provided with a ventilation passage, the upper end of the air passage is provided with an unpowered wind ball, and the unpowered air ball is an electric powerless fan.
  • the turbine blade is driven to rotate by the natural wind and the indoor and outdoor temperature difference, and the right side wall of the first casing is provided with an array of air inlet holes, and the right side of the air inlet hole is provided with a slanting plate on the right side of the air inlet, and the left side of the first casing is provided
  • the door is fixed to the first outer casing by a rotating shaft, an air inlet duct is arranged in the middle of the door, a threaded pin is inserted through the lower end of the door, and the second outer casing is provided with the first board, the second board, the third board and the fourth board.
  • a fixing block is arranged at a joint between the first plate and the fourth plate, and a second limiting hole is arranged on the right side of the fixing block, and the first limiting plate is fixed inside the second limiting hole by inserting a limiting pin, and the lower end of the fixing block is inserted and fixed a rod, the end of the fixing rod is provided with a threaded rod, the threaded rod is fixed to the fourth plate through the fixing hole, and the first limiting hole is arranged at the joint of the fixing block and the fourth plate, and the first plate and the second plate are connected
  • the limiting block has a rotating shaft at a joint between the third plate and the second plate and the fourth plate, and a sealing plate is arranged inside the rotating shaft.
  • the air inlet hole is arranged in a truncated cone shape that is small left and right.
  • an inclination angle of less than 90 degrees is provided between the upper end of the air inlet and the door.
  • the fixing hole is internally provided with a thread.
  • the left end and the lower end of the limiting block are provided with mutually perpendicular limiting holes.
  • the sealing plate is disposed in an L shape.
  • the utility model has the double outer casing convenient for maintenance of the power distribution cabinet.
  • the unpowered air ball provided in the first outer casing is a power-free wind turbine, and passes through the natural wind.
  • the temperature difference between the inside and the outside of the box drives the turbine blades to rotate the internal hot air.
  • the air inlet holes are arranged in a rounded shape with a small left and right. When the wind enters the inside of the first casing from the air inlet holes, the volume of the wind is compressed and works outward. The release of heat turns into cold air, which can effectively improve the temperature of the power distribution cabinet when the power distribution cabinet is working.
  • the air inlet and the sloping plate provided on the first outer casing can effectively prevent the external rainwater from entering, and the second outer casing passes through One plate, second plate, third plate and fourth plate are assembled to facilitate disassembly and maintenance.
  • FIG. 1 is a schematic structural view of a power distribution cabinet with double casings for maintenance.
  • FIG. 2 is a schematic structural view showing an enlarged air intake hole in a power distribution cabinet with double casings for maintenance.
  • FIG. 3 is a schematic structural view of a rotating shaft of a power distribution cabinet with double casings for maintenance.
  • Figure 4 is a schematic view showing the structure of a fixing block in a power distribution cabinet with double casings for maintenance.
  • first outer casing 1 unpowered air ball 2, air duct 3, first plate 4, limit block 5, air inlet hole 6, second plate 7, third plate 8, thread pin 9, shaft 10, seal Plate 11, fourth plate 12, inlet duct 13, door 14, fixed block 15, second outer casing 16, swash plate 17, first limiting hole 151, fixing hole 152, fixing rod 153, threaded rod 154, limit The pin 155 and the second limiting hole 156.
  • a power distribution cabinet with double casings for maintenance includes a first outer casing 1 and a second outer casing 16, and the upper end of the first outer casing 1 is provided with a ventilation duct 3 for ventilation.
  • the upper end of the road 3 is provided with a non-powered wind ball 2, and the unpowered air ball 2 is a power-free wind fan.
  • the natural wind and the indoor and outdoor temperature difference drive the turbine blades to rotate, and the right side wall of the first outer casing 1 is provided with an array of air inlet holes 6 .
  • the air inlet hole 6 is arranged in a truncated cone shape with a left small and a large right.
  • the first outer casing 1 is provided with a swash plate 17 on the right side of the air inlet hole 6.
  • the first outer casing 1 is provided with a door 14 on the left side thereof, and the door 14 is fixed by a rotating shaft.
  • an air inlet duct 13 is disposed in the middle of the door 14.
  • the upper end of the air inlet duct 13 and the door 14 are provided with an inclination angle of less than 90 degrees, and the lower end of the door 14 is inserted with a threaded pin 9, the second outer casing.
  • the 16 is provided with a first plate 4, a second plate 7, a third plate 8 and a fourth plate 12, a fixing block 15 is arranged at the joint of the first plate 4 and the fourth plate 12, and a second limit is arranged on the right side of the fixing block 15
  • the first hole 4 is fixed to the inside of the second hole 156 by the insertion limit pin 155.
  • the lower end of the fixing block 15 is inserted with a fixing rod 153, and the end of the fixing rod 153 is threaded.
  • the threaded rod 154 is fixed in the fixing hole 152 to fix the fourth plate 12, the fixing hole is internally provided with a thread, and the fixing block 15 and the fourth plate 12 are connected with a first limiting hole 156, the first plate 4 and the first
  • the second plate 7 is provided with a limiting block 5 at the joint of the second plate 7 , and the left end and the lower end of the limiting block 5 are provided with mutually perpendicular limiting holes.
  • the third plate 8 and the second plate 7 and the fourth plate 12 are connected with a rotating shaft 10 and a rotating shaft 10 .
  • the sealing plate 11 is arranged on the inner side, and the sealing plate 11 is arranged in an L shape.
  • the fan drives the turbine blade to rotate the internal hot air through the natural wind and the temperature difference between the inside and outside of the box, and the air inlet hole 6 is arranged in a circular trombone shape which is small left and right, and when the wind enters the inside of the first outer casing 1 from the air inlet hole 6, The volume of the wind is compressed and the work heat is released to become cold air, which can effectively improve the temperature of the power distribution cabinet when the power distribution cabinet is working.
  • the air inlet duct 13 and the swash plate 17 provided on the first outer casing 1 can be effectively To prevent external rainwater from entering, the second outer casing 16 passes through the first plate 4, the second plate 7, and the third 8 and a fourth plate 12 is assembled configuration, easy to disassemble maintenance.
  • the utility model has the double outer casing convenient for maintenance of the power distribution cabinet.
  • the power distribution cabinet When the power distribution cabinet is used, a large number of components installed inside dissipate heat, the temperature rises, and the first outer casing is provided with the unpowered wind ball.
  • It is a power-free fan that drives the turbine blades to rotate and removes the internal hot air through the natural wind and the temperature difference between the inside and outside of the box.
  • the air inlet holes are arranged in a rounded shape with a small left and right, and the wind enters the inside of the first casing from the air inlet holes. The volume of the wind is compressed and the work is done to release heat and become cold.
  • the wind enters which can effectively improve the temperature of the power distribution cabinet when the power distribution cabinet is working.
  • the air inlet and the sloping plate provided on the first outer casing can effectively prevent the external rainwater from entering, and the second outer casing passes through the first plate and the first
  • the second, third and fourth plates are assembled to facilitate disassembly and repair.

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

Abstract

一种双外壳便于维修的配电柜，包括第一外壳（1）和第二外壳（16），所述第一外壳（1）上端设有通风道（3），通风道（3）上端设有无动力风球（2），第一外壳（1）右侧壁设有阵列分布的进风孔（6），进风孔（6）右侧设有第一外壳（1）上设有斜板（17），第一外壳（1）左侧设有门（14），门（14）通过转轴固定在第一外壳（1）上，门（14）中间设有进风道（13），门（14）下端穿插设有螺纹销（9），所述第二外壳（16）设有第一板（4）、第二板（7）、第三板（8）和第四板（12），第一板（4）和第四板（12）连接处设有固定块（15），第一板（4）和第二板（7）连接处设有限位块（5）。该双外壳便于维修的配电柜，可有效改善配电柜工作时配电柜温度过高的问题，可有效避免外部雨水倒灌进入，便于拆卸维修。

Description

一种双外壳便于维修的配电柜 技术领域
本实用新型涉及一种配电柜，具体是一种双外壳便于维修的配电柜。
背景技术
配电柜，电器及其线路放置在其中的箱子，用来分配电力能源。统称为动力配电中心。它们集中安装在企业的变电站，把电能分配给不同地点的下级配电设备。配电柜(箱)分动力配电柜(箱)和照明配电柜(箱)、计量柜(箱)，是配电系统的末级设备。配电柜是电动机控制中心的统称。配电柜使用在负荷比较分散、回路较少的场合；电动机控制中心用于负荷集中、回路较多的场合。它们把上一级配电设备某一电路的电能分配给就近的负荷。这级设备应对负荷提供保护、监视和控制。
配电柜一种比较常见的电力设备，安装的场所也比较多，有的安装在户外，为了散热阴雨天易灌水，密封后配电柜内部部件工作散发出的热量不易散出，同时配电柜都是一体化出厂设计不易拆卸维修。
实用新型内容
本实用新型的目的在于提供一种双外壳便于维修的配电柜，以解决上述背景技术中提出的问题。
为实现上述目的，本实用新型提供如下技术方案：
一种双外壳便于维修的配电柜，包括第一外壳和第二外壳，所述第一外壳上端设有通风道，通风道上端设有无动力风球，无动力风球是免电力风机，通过自然风和室内外温差，驱动涡轮叶片转动，第一外壳右侧壁设有阵列分布的进风孔，进风孔右侧设有第一外壳上设有斜板，第一外壳左侧设有门，门通过转轴固定在第一外壳上，门中间设有进风道，门下端穿插设有螺纹销，所述第二外壳设有第一板、第二板、第三板和第四板，第一板和第四板连接处设有固定块，固定块右侧设有第二限位孔，第二限位孔内部通过穿插限位销将第一板固定，固定块下端穿插有固定杆，固定杆末端设有螺纹杆，螺纹杆通过穿插在固定孔内部固定第四板，固定块和第四板连接处设有第一限位孔，第一板和第二板连接处设有 限位块，第三板和第二板、第四板连接处设有转轴，转轴内侧设有密封板。
作为本实用新型进一步的方案：所述进风孔设置成左小右大的圆台状。
作为本实用新型再进一步的方案：所述进风道上端和门之间设有小于90度的倾斜角。
作为本实用新型再进一步的方案：所述固定孔内部设有螺纹。
作为本实用新型再进一步的方案：所述限位块左端和下端设有相互垂直的限位孔。
作为本实用新型再进一步的方案：所述密封板设置成L型。
与现有技术相比，本实用新型的有益效果是：
本实用新型双外壳便于维修的配电柜，配电柜使用时，内部安装的大量部件工作散发出热量，温度升高，第一外壳设有的无动力风球是免电力风机，通过自然风和箱内外温差，驱动涡轮叶片转动将内部热风抽走，进风孔设置成左小右大的圆台状，风从进风孔中进入到第一外壳内部时，风的体积被压缩向外做功释放热量变成冷风进入，可有效改善配电柜工作时配电柜温度过高的问题，第一外壳上设有的进风道和斜板可有效避免外部雨水倒灌进入，第二外壳通过第一板、第二板、第三板和第四板组装构成，便于拆卸维修。
附图说明
图1为一种双外壳便于维修的配电柜的结构示意图。
图2为一种双外壳便于维修的配电柜中进气孔放大的结构示意图。
图3为一种双外壳便于维修的配电柜中转轴放大的结构示意图。
图4为一种双外壳便于维修的配电柜中固定块的结构示意图。
其中：第一外壳1、无动力风球2、通风管3、第一板4、限位块5、进气孔6、第二板7、第三板8、螺纹销9、转轴10、密封板11、第四板12、进风道13、门14、固定块15、第二外壳16、斜板17、第一限位孔151、固定孔152、固定杆153、螺纹杆154、限位销155、第二限位孔156。
具体实施方式
下面将结合本实用新型实施例中的附图，对本实用新型实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本实用新型一部分实施例，而不是全部的 实施例。基于本实用新型中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本实用新型保护的范围。
请参阅图1～4，本实用新型实施例中，一种双外壳便于维修的配电柜，包括第一外壳1和第二外壳16，所述第一外壳1上端设有通风道3，通风道3上端设有无动力风球2，无动力风球2是免电力风机，通过自然风和室内外温差，驱动涡轮叶片转动，第一外壳1右侧壁设有阵列分布的进风孔6，进风孔6设置成左小右大的圆台状，进风孔6右侧设有第一外壳1上设有斜板17，第一外壳1左侧设有门14，门14通过转轴固定在第一外壳1上，门14中间设有进风道13，进风道13上端和门14之间设有小于90度的倾斜角，门14下端穿插设有螺纹销9，所述第二外壳16设有第一板4、第二板7、第三板8和第四板12，第一板4和第四板12连接处设有固定块15，固定块15右侧设有第二限位孔156，第二限位孔156内部通过穿插限位销155将第一板4固定，固定块15下端穿插有固定杆153，固定杆153末端设有螺纹杆154，螺纹杆154通过穿插在固定孔152内部固定第四板12，固定孔内部设有螺纹，固定块15和第四板12连接处设有第一限位孔156，第一板4和第二板7连接处设有限位块5，限位块5左端和下端设有相互垂直的限位孔，第三板8和第二板7、第四板12连接处设有转轴10，转轴10内侧设有密封板11，密封板11设置成L型，配电柜使用时，内部安装的大量部件工作散发出热量，温度升高，第一外壳1设有的无动力风球2是免电力风机，通过自然风和箱内外温差，驱动涡轮叶片转动将内部热风抽走，进风孔6设置成左小右大的圆台状，风从进风孔6中进入到第一外壳1内部时，风的体积被压缩向外做功释放热量变成冷风进入，可有效改善配电柜工作时配电柜温度过高的问题，第一外壳1上设有的进风道13和斜板17可有效避免外部雨水倒灌进入，第二外壳16通过第一板4、第二板7、第三板8和第四板12组装构成，便于拆卸维修。
本实用新型的工作原理是：本实用新型双外壳便于维修的配电柜，配电柜使用时，内部安装的大量部件工作散发出热量，温度升高，第一外壳设有的无动力风球是免电力风机，通过自然风和箱内外温差，驱动涡轮叶片转动将内部热风抽走，进风孔设置成左小右大的圆台状，风从进风孔中进入到第一外壳内部时，风的体积被压缩向外做功释放热量变成冷 风进入，可有效改善配电柜工作时配电柜温度过高的问题，第一外壳上设有的进风道和斜板可有效避免外部雨水倒灌进入，第二外壳通过第一板、第二板、第三板和第四板组装构成，便于拆卸维修。
对于本领域技术人员而言，显然本实用新型不限于上述示范性实施例的细节，而且在不背离本实用新型的精神或基本特征的情况下，能够以其他的具体形式实现本实用新型。因此，无论从哪一点来看，均应将实施例看作是示范性的，而且是非限制性的，本实用新型的范围由所附权利要求而不是上述说明限定，因此旨在将落在权利要求的等同要件的含义和范围内的所有变化囊括在本实用新型内。不应将权利要求中的任何附图标记视为限制所涉及的权利要求。
此外，应当理解，虽然本说明书按照实施方式加以描述，但并非每个实施方式仅包含一个独立的技术方案，说明书的这种叙述方式仅仅是为清楚起见，本领域技术人员应当将说明书作为一个整体，各实施例中的技术方案也可以经适当组合，形成本领域技术人员可以理解的其他实施方式。

Claims (6)

  1. 一种双外壳便于维修的配电柜，包括第一外壳(1)和第二外壳(16)，其特征在于，所述第一外壳(1)上端设有通风道(3)，通风道(3)上端设有无动力风球(2)，无动力风球(2)是免电力风机，通过自然风和室内外温差，驱动涡轮叶片转动，第一外壳(1)右侧壁设有阵列分布的进风孔(6)，进风孔(6)右侧设有第一外壳(1)上设有斜板(17)，第一外壳(1)左侧设有门(14)，门(14)通过转轴固定在第一外壳(1)上，门(14)中间设有进风道(13)，门(14)下端穿插设有螺纹销(9)，所述第二外壳(16)设有第一板(4)、第二板(7)、第三板(8)和第四板(12)，第一板(4)和第四板(12)连接处设有固定块(15)，固定块(15)右侧设有第二限位孔(156)，第二限位孔(156)内部通过穿插限位销(155)将第一板(4)固定，固定块(15)下端穿插有固定杆(153)，固定杆(153)末端设有螺纹杆(154)，螺纹杆(154)通过穿插在固定孔(152)内部固定第四板(12)，固定块(15)和第四板(12)连接处设有第一限位孔(156)，第一板(4)和第二板(7)连接处设有限位块(5)，第三板(8)和第二板(7)、第四板(12)连接处设有转轴(10)，转轴(10)内侧设有密封板(11)。
  2. 根据权利要求1所述的一种双外壳便于维修的配电柜，其特征在于，所述进风孔(6)设置成左小右大的圆台状。
  3. 根据权利要求1所述的一种双外壳便于维修的配电柜，其特征在于，所述进风道(13)上端和门(14)之间设有小于90度的倾斜角。
  4. 根据权利要求1所述的一种双外壳便于维修的配电柜，其特征在于，所述固定孔内部设有螺纹。
  5. 根据权利要求1所述的一种双外壳便于维修的配电柜，其特征在于，所述限位块(5)左端和下端设有相互垂直的限位孔。
  6. 根据权利要求1所述的一种双外壳便于维修的配电柜，其特征在于，所述密封板(11)设置成L型。
PCT/CN2017/092719 2017-07-13 2017-07-13 一种双外壳便于维修的配电柜 WO2019010660A1 (zh)

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US20130033159A1 (en) * 2010-01-26 2013-02-07 Rittal Gmbh & Co. Kg Cooling device, in particular for a control cabinet
CN203434477U (zh) * 2013-08-07 2014-02-12 云南玉溪中汇电力设备有限责任公司 一种配电箱
CN104167675A (zh) * 2014-07-30 2014-11-26 安徽卓越电力设备有限公司 一种简易通风防水配电箱箱体
CN205791040U (zh) * 2016-07-18 2016-12-07 河北帝森电气科技有限公司 一种板拼式配电柜
CN106532450A (zh) * 2016-10-28 2017-03-22 琦洲电气有限公司 一种改良型户外配电箱

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130033159A1 (en) * 2010-01-26 2013-02-07 Rittal Gmbh & Co. Kg Cooling device, in particular for a control cabinet
CN203434477U (zh) * 2013-08-07 2014-02-12 云南玉溪中汇电力设备有限责任公司 一种配电箱
CN104167675A (zh) * 2014-07-30 2014-11-26 安徽卓越电力设备有限公司 一种简易通风防水配电箱箱体
CN205791040U (zh) * 2016-07-18 2016-12-07 河北帝森电气科技有限公司 一种板拼式配电柜
CN106532450A (zh) * 2016-10-28 2017-03-22 琦洲电气有限公司 一种改良型户外配电箱

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