CN112582934A - Back heat dissipation drawer type low-voltage switchgear - Google Patents

Back heat dissipation drawer type low-voltage switchgear Download PDF

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Publication number
CN112582934A
CN112582934A CN202011395748.8A CN202011395748A CN112582934A CN 112582934 A CN112582934 A CN 112582934A CN 202011395748 A CN202011395748 A CN 202011395748A CN 112582934 A CN112582934 A CN 112582934A
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CN
China
Prior art keywords
cabinet
cabinet body
heat dissipation
fixedly connected
side wall
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202011395748.8A
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Chinese (zh)
Inventor
张健
孙巍
朱学成
张德文
张朋
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State Grid Heilongjiang Electric Power Co Ltd Electric Power Research Institute
State Grid Corp of China SGCC
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State Grid Heilongjiang Electric Power Co Ltd Electric Power Research Institute
State Grid Corp of China SGCC
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Application filed by State Grid Heilongjiang Electric Power Co Ltd Electric Power Research Institute, State Grid Corp of China SGCC filed Critical State Grid Heilongjiang Electric Power Co Ltd Electric Power Research Institute
Priority to CN202011395748.8A priority Critical patent/CN112582934A/en
Publication of CN112582934A publication Critical patent/CN112582934A/en
Withdrawn legal-status Critical Current

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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
    • H02B11/00—Switchgear having carriage withdrawable for isolation
    • H02B11/12—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal
    • H02B11/173—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal drawer type
    • 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
    • H02B1/565—Cooling; Ventilation for cabinets

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Drawers Of Furniture (AREA)

Abstract

一种背部散热抽屉式低压开关柜，涉及一种背部散热抽屉式低压开关柜。本发明是为了解决现有开关柜的柜体内部散热效果不好的问题。包括柜体和柜门，所述柜体内设有多个L型安装板，所述柜体的左右两侧内壁均固定连接有多个均匀分布的滑槽，所述柜体通过滑槽与L型安装板滑动连接，所述L型安装板的水平部上表面固定连接有固定管，所述固定管上端侧壁通过螺纹孔螺纹连接有限位螺栓，所述限位螺栓的下端通过滚动轴承转动连接有夹板，所述柜体的内部设置有背部散热组件。本发明操作方便，能够方便对安装板上的电器开关进行检修和更换，加快了维修的速度，且还能对箱体内部进行散热，同时也能将多余的导线卷绕起来，防止导线断裂。

Figure 202011395748

A back heat dissipation drawer type low-voltage switch cabinet relates to a back heat dissipation drawer type low voltage switch cabinet. The invention aims to solve the problem of poor heat dissipation effect inside the cabinet of the existing switch cabinet. Including a cabinet body and a cabinet door, the cabinet body is provided with a plurality of L-shaped mounting plates, the left and right inner walls of the cabinet body are fixedly connected with a plurality of evenly distributed chutes, and the cabinet body is connected to the L-shaped through the chutes. The L-shaped mounting plate is slidably connected, the upper surface of the horizontal part of the L-shaped mounting plate is fixedly connected with a fixed pipe, the upper end side wall of the fixed pipe is threadedly connected with a limit bolt through a threaded hole, and the lower end of the limit bolt is connected by a rolling bearing. There is a splint, and the interior of the cabinet is provided with a back heat dissipation component. The present invention is easy to operate, can facilitate the maintenance and replacement of the electrical switches on the installation board, speed up the maintenance, and can also dissipate heat inside the box body, and can also wind up the redundant wires to prevent the wires from breaking.

Figure 202011395748

Description

Back heat dissipation drawer type low-voltage switchgear
Technical Field
The invention relates to a drawer type low-voltage switch cabinet with a back radiating function.
Background
The main function of the switch cabinet is to open, close, control and protect electric equipment in the process of power generation, power transmission, power distribution and electric energy conversion of an electric power system, the components in the switch cabinet mainly comprise a breaker, an isolating switch, a load switch, an operating mechanism, a mutual inductor, various protection devices and the like, and because the internal electric appliances and circuits are more, a certain time is spent for troubleshooting during inspection and maintenance.
Among the prior art, when traditional drawer cubical switchboard pull, make the wire fracture easily, and the technician also can not easily find the wire that corresponds when the maintenance, maintenance speed is also slow, and cabinet body the inside is circuit breaker and some switches more moreover, if not dispel the heat to cabinet body inside, leads to circuit breaker and some switches to damage because the high temperature very easily moreover. The bottom of the existing heat dissipation is generally adopted to set a fan to cool the cabinet body, but the wind power of the existing heat dissipation can only play a role in heat dissipation at the bottom of the cabinet body, so that the area of the top cannot be reached, and the heat dissipation effect is poor.
Disclosure of Invention
The invention provides a drawer type low-voltage switch cabinet with a back heat dissipation function, which aims to solve the problem of poor heat dissipation effect in the cabinet body of the existing switch cabinet.
In order to achieve the purpose, the invention adopts the following technical scheme:
a drawer type low-voltage switch cabinet with a back radiating function comprises a cabinet body and a cabinet door, wherein a plurality of L-shaped mounting plates are arranged in the cabinet body, the inner walls of the left side and the right side of the cabinet body are fixedly connected with a plurality of evenly distributed chutes, the cabinet body is connected with the L-shaped mounting plate in a sliding way through the chutes, the upper surface of the horizontal part of the L-shaped mounting plate is fixedly connected with a fixed pipe, the side wall of the upper end of the fixed pipe is connected with a limit bolt through a threaded hole, the lower end of the limit bolt is rotatably connected with a clamping plate through a rolling bearing, the front side wall of the cabinet body is provided with an opening, a plurality of wire-rewinding devices are fixedly connected with the side wall of one side of the cabinet body far away from the opening, the plurality of wire-rewinding devices correspond to the horizontal part of the L-shaped mounting plate, a protection plate is fixedly connected to the lower end of the inner edge of the opening of the cabinet body, the protection plate is provided with a vent, and the side wall of one side of the protection plate is fixedly connected with a dust screen; the inside of the cabinet body is provided with back radiator unit, back radiator unit includes air intake, two risers, upper portion communicating pipe, lower part communicating pipe and air exit, one end of air intake is passed the cabinet body and is kept away from one side lateral wall of opening part and link to each other with the fan, the other end of air intake is linked together with the intermediate position of lower part communicating pipe, the both ends of lower part communicating pipe are linked together with the bottom of two risers respectively, the both ends of upper portion communicating pipe are linked together with the top of two risers respectively, upper portion communicating pipe links to each other with the one end of air exit, the other end of air exit passes cabinet body top is linked together with the external world, the outer wall equipartition of.
Preferably, the horizontal part left end of L type mounting panel is seted up flutedly, be equipped with the spring in the recess, one end of spring and one side lateral wall fixed connection of recess, the other end fixedly connected with inserted bar of spring, the one end of inserted bar extends to the inside of spout, one side lateral wall of spout seted up with inserted bar matched with slot, the rectangular hole has been seted up to the lateral wall of recess, sliding connection has the T shape to reset the board in the rectangular hole, T shape resets board and inserted bar fixed connection.
Preferably, a handle is fixedly connected to the side wall of the vertical part of the L-shaped mounting plate.
Preferably, the left side wall and the right side wall of the cabinet body are fixedly connected with a plurality of limiting blocks corresponding to the vertical parts of the L-shaped mounting plates.
Preferably, the opening edge of the cabinet body is hinged with a cabinet door through a hinge.
The invention has the beneficial effects that:
1. this back heat dissipation drawer type low-voltage switchgear, through setting up the slider on L type mounting panel, with the board that resets of hand slip T shape, the board that resets of T shape drives the inserted bar, the inserted bar removes the extrusion spring, the spring shrink makes inserted bar and slot separation, the spring gives a reverse power of inserted bar simultaneously, can realize the position of fixed L type mounting panel, prevent that L type mounting panel from taking place to slide, through setting up the spout at the internal portion of cabinet, can conveniently slide L type mounting panel, and conveniently overhaul and change the electrical apparatus switch on the mounting panel, also make the power workman safer when the maintenance simultaneously, the speed of maintenance has been accelerated.
2. This back heat dissipation drawer type low-voltage switchgear, through setting up the spacing bolt on fixed pipe, twist manual spacing bolt with the hand, spacing bolt can drive splint and remove, splint remove can press from both sides tight wire, through setting up the winder at the internal portion of cabinet, can realize coiling unnecessary wire, the wire fracture when preventing the pull, and make things convenient for pull L type mounting panel, also prevent simultaneously that the wire is too mixed and disorderly and cause the short circuit, through the back radiator unit who is equipped with, can wholly dispel the heat to the internal portion of cabinet, prevent to damage because the high temperature, cause inconvenience for the user.
Drawings
Fig. 1 is a schematic structural view of a back-heat-dissipation drawer-type low-voltage switch cabinet according to the present invention;
fig. 2 is a left side view of a back-heat-dissipation drawer-type low-voltage switchgear according to the present invention;
fig. 3 is a schematic structural diagram of a portion a of a drawer-type low-voltage switch cabinet with a back heat dissipation according to the present invention;
fig. 4 is a schematic structural diagram of a back heat dissipation assembly.
In the figure: 1 cabinet door, 2 hinges, 3 second vent holes, 4 handles, 5L-shaped mounting plates, 6 limiting blocks, 7 sliding grooves, 8 cabinets, 9 protection plates, 10 dust screens, 11 wire collectors, 12 fixing pipes, 13 limiting bolts, 14 air inlets, 15 air outlets, 16 grooves, 17T-shaped reset plates, 18 rectangular holes, 19 insertion rods, 20 springs, vertical pipes 21, upper communicating pipes 22 and lower communicating pipes 23.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-3, a drawer type low-voltage switch cabinet with back heat dissipation comprises a cabinet body 8 and a cabinet door 1, wherein a plurality of L-shaped mounting plates 5 are arranged in the cabinet body 1, a plurality of sliding grooves 7 which are uniformly distributed are fixedly connected to the inner walls of the left side and the right side of the cabinet body 8, the cabinet body 8 is in sliding connection with the L-shaped mounting plates 5 through the sliding grooves 7, a fixed pipe 12 is fixedly connected to the upper surface of the horizontal part of the L-shaped mounting plates 5, a limit bolt 13 is connected to the side wall of the upper end of the fixed pipe 12 through a threaded hole and a threaded hole, the lower end of the limit bolt 13 is rotatably connected with a clamping plate through a rolling bearing, an opening is formed in the front side wall of the cabinet body 8, a plurality of wire collectors 11 are fixedly connected to the side wall of the cabinet body 8 far away from the, the protection plate 9 is provided with a vent, the side wall of one side of the protection plate 9 is fixedly connected with a dust screen 10, a back heat radiation component is arranged inside the cabinet body 8, the back heat radiation component comprises an air inlet 14, two vertical pipes 21, an upper communicating pipe 22, a lower communicating pipe 23 and an air outlet 15, one end of the air inlet 14 penetrates through the side wall of the cabinet body 8 far away from the opening and is connected with the fan, the other end of the air inlet 14 is communicated with the middle position of a lower communicating pipe 23, the two ends of the lower communicating pipe 23 are respectively communicated with the bottoms of two stand pipes 21, two ends of the upper communicating pipe 22 are respectively communicated with the tops of the two stand pipes 21, the upper communicating pipe 22 is connected with one end of the air outlet 15, the other end of the air outlet 15 penetrates through the top of the cabinet body 8 and is communicated with the outside, and air outlets are uniformly distributed on the outer walls of the two vertical pipes 21.
Recess 16 is seted up to L type mounting panel 5's horizontal part left end, be equipped with spring 20 in the recess 16, spring 20's one end and one side lateral wall fixed connection of recess 16, spring 20's other end fixedly connected with inserted bar 19, inserted bar 19's one end extends to the inside of spout 7, the slot with 19 matched with of inserted bar is seted up to one side lateral wall of spout 7, rectangular hole 18 has been seted up to recess 16's lateral wall, sliding connection has T shape reset plate 17 in the rectangular hole 18, T shape reset plate 17 and 19 fixed connection of inserted bar, conveniently fix L type mounting panel 5, the vertical portion lateral wall fixedly connected with handle 4 of L type mounting panel 5, make things convenient for pull L type mounting panel 5, the lateral wall fixedly connected with a plurality of stoppers 6 that correspond with the vertical portion of L type mounting panel 5 about cabinet body 8, can restrict L type mounting panel 5's position, cabinet body 8's opening border department articulates through.
In the invention, when the cabinet door 1 is opened, the T-shaped reset plate 17 is slid by hand, the T-shaped reset plate 17 drives the inserted link 19 to move, the inserted link 19 moves to extrude the spring 20, the spring 20 is stressed to contract, the inserted link 19 is separated from the slot by the contraction of the spring 20, the L-shaped mounting plate 5 can be conveniently fixed, the limiting bolt 13 is screwed by hand, the limiting bolt 13 moves to drive the clamping plate to move, a lead can be clamped, and the lead is prevented from being broken when the L-shaped mounting plate 5 is pulled and pulled.

Claims (5)

1.一种背部散热抽屉式低压开关柜，包括柜体(8)和柜门(1)，所述柜体(1)内设有多个L型安装板(5)，所述柜体(8)的左右两侧内壁均固定连接有多个均匀分布的滑槽(7)，所述柜体(8)通过滑槽(7)与L型安装板(5)滑动连接，所述L型安装板(5)的水平部上表面固定连接有固定管(12)，所述固定管(12)上端侧壁通过螺纹孔螺纹连接有限位螺栓(13)，所述限位螺栓(13)的下端通过滚动轴承转动连接有夹板，所述柜体(8)的前侧壁设有开口，所述柜体(8)远离开口处的一侧侧壁固定连接有多个收线器(11)，多个所述收线器(11)均与L型安装板(5)水平部的位置相对应，所述柜体(8)的开口处内沿下端固定连接有防护板(9)，所述防护板(9)开设有通风口，所述防护板(9)的一侧侧壁固定连接有防尘网(10)，其特征在于，所述柜体(8)的内部设置有背部散热组件，所述背部散热组件包括进风口(14)、两根立管(21)、上部连通管(22)、下部连通管(23)和排风口(15)，所述进风口(14)的一端穿过柜体(8)远离开口处的一侧侧壁与风机相连，所述进风口(14)的另一端与下部连通管(23)的中间位置相连通，所述下部连通管(23)的两端分别与两根立管(21)的底部相连通，所述上部连通管(22)的两端分别与两根立管(21)的顶部相连通，所述上部连通管(22)与排风口(15)的一端相连，所述排风口(15)的另一端穿过所述柜体(8)顶部与外界相连通，所述两根立管(21)的外壁均布有出风口。1. A drawer type low-voltage switch cabinet with heat dissipation on the back, comprising a cabinet body (8) and a cabinet door (1), wherein a plurality of L-shaped mounting plates (5) are arranged in the cabinet body (1), and the cabinet body ( 8) The inner walls of the left and right sides are fixedly connected with a plurality of evenly distributed chutes (7), and the cabinet body (8) is slidably connected to the L-shaped mounting plate (5) through the A fixing pipe (12) is fixedly connected to the upper surface of the horizontal part of the mounting plate (5), and the upper end side wall of the fixing pipe (12) is threadedly connected with a limit bolt (13) through a threaded hole, and the limit bolt (13) is threaded. The lower end is rotatably connected with a splint through a rolling bearing, the front side wall of the cabinet body (8) is provided with an opening, and a side wall of the cabinet body (8) away from the opening is fixedly connected with a plurality of wire take-ups (11), A plurality of the wire take-ups (11) correspond to the position of the horizontal part of the L-shaped mounting plate (5), and a protective plate (9) is fixedly connected along the lower end of the opening of the cabinet body (8). The protective plate (9) is provided with ventilation openings, and one side wall of the protective plate (9) is fixedly connected with a dustproof net (10). , the back heat dissipation assembly comprises an air inlet (14), two standpipes (21), an upper communication pipe (22), a lower communication pipe (23) and an air outlet (15). One end of the air inlet (14) The side wall of the cabinet (8) away from the opening is connected to the fan, and the other end of the air inlet (14) is communicated with the middle position of the lower communication pipe (23), and the lower communication pipe (23) The two ends of the upper connecting pipe (22) are respectively connected with the bottom of the two standpipes (21), the two ends of the upper communicating pipe (22) are respectively connected with the top of the two standing pipes (21), and the upper communicating pipe (22) is connected with the row One end of the air outlet (15) is connected, the other end of the air outlet (15) is communicated with the outside through the top of the cabinet (8), and the outer walls of the two standpipes (21) are evenly distributed with air outlets . 2.根据权利要求1所述的一种背部散热抽屉式低压开关柜，其特征在于所述L型安装板(5)的水平部左端开设有凹槽(16)，所述凹槽(16)内设有弹簧(20)，所述弹簧(20)的一端与凹槽(16)的一侧侧壁固定连接，所述弹簧(20)的另一端固定连接有插杆(19)，所述插杆(19)的一端延伸至滑槽(7)的内部，所述滑槽(7)的一侧侧壁开设有与插杆(19)相配合的插槽，所述凹槽(16)的侧壁开设有矩形孔(18)，所述矩形孔(18)内滑动连接有T形复位板(17)，所述T形复位板(17)与插杆(19)固定连接。2. A drawer type low-voltage switchgear with back heat dissipation according to claim 1, characterized in that a groove (16) is provided at the left end of the horizontal part of the L-shaped mounting plate (5), and the groove (16) A spring (20) is provided inside, one end of the spring (20) is fixedly connected with one side wall of the groove (16), and the other end of the spring (20) is fixedly connected with a plug (19), the One end of the insertion rod (19) extends to the inside of the chute (7), one side wall of the chute (7) is provided with a slot matched with the insertion rod (19), the groove (16) A rectangular hole (18) is opened on the side wall of the tee, and a T-shaped reset plate (17) is slidably connected in the rectangular hole (18), and the T-shaped reset plate (17) is fixedly connected with the insertion rod (19). 3.根据权利要求1所述的一种背部散热抽屉式低压开关柜，其特征在于所述L型安装板(5)的竖直部侧壁固定连接有把手(4)。3 . The drawer type low-voltage switch cabinet with heat dissipation on the back according to claim 1 , wherein a handle ( 4 ) is fixedly connected to the side wall of the vertical part of the L-shaped mounting plate ( 5 ). 4 . 4.根据权利要求1所述的一种背部散热抽屉式低压开关柜，其特征在于所述柜体(8)的左右侧壁固定连接有多个与L型安装板(5)竖直部对应的限位块(6)。4. A drawer type low-voltage switchgear with heat dissipation on the back according to claim 1, characterized in that the left and right side walls of the cabinet body (8) are fixedly connected with a plurality of corresponding vertical parts of the L-shaped mounting plate (5). the limit block (6). 5.根据权利要求1所述的一种背部散热抽屉式低压开关柜，其特征在于所述柜体(8)的开口边沿处通过铰链(2)铰接有柜门(1)。5 . The drawer type low-voltage switchgear with back heat dissipation according to claim 1 , wherein a cabinet door ( 1 ) is hinged at the edge of the opening of the cabinet body ( 8 ) through a hinge ( 2 ). 6 .
CN202011395748.8A 2020-12-03 2020-12-03 Back heat dissipation drawer type low-voltage switchgear Withdrawn CN112582934A (en)

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CN202011395748.8A CN112582934A (en) 2020-12-03 2020-12-03 Back heat dissipation drawer type low-voltage switchgear

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114899732A (en) * 2022-05-07 2022-08-12 国网福建省电力有限公司经济技术研究院 Energy efficiency optimization system of multi-energy complementary comprehensive energy system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114899732A (en) * 2022-05-07 2022-08-12 国网福建省电力有限公司经济技术研究院 Energy efficiency optimization system of multi-energy complementary comprehensive energy system

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Application publication date: 20210330