CN210806520U

CN210806520U - Low-voltage draw-out type switch cabinet

Info

Publication number: CN210806520U
Application number: CN201922304155.5U
Authority: CN
Inventors: 王彦; 武林; 李亚洲; 贾飞早; 赵荣群
Original assignee: Jiangsu Zhongmeng Electric Equipment Co ltd
Current assignee: Jiangsu Zhongmeng Electric Equipment Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-06-19
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses a low-voltage draw-out type switch cabinet, which comprises a switch cabinet main body, an exhaust fan and an air cooler, wherein a chute is arranged on the relative inner wall of the switch cabinet main body, a drawing and installing plate is installed in a sliding way through the chute, and a closing door is arranged on the end of the drawing and installing plate, which corresponds to the open end of the switch cabinet; the back surface of the switch cabinet main body is provided with a back plate, a cavity is arranged in the back plate, the end surface of the back plate is provided with a through groove corresponding to the drawing and installing plate, the tail end of the drawing and installing plate is communicated and connected with the interior of the cavity through the through groove, and the input end of the exhaust fan is communicated and connected with the bottom of the cavity; and the output end of the air cooler is communicated and connected with the upper part of the cavity. This low pressure pull-out type cubical switchboard effectively avoids the cubical switchboard inside to cause phenomenons such as ageing short circuit because of the high temperature to cubical switchboard internally mounted's component, has improved the radiating efficiency of pull formula cubical switchboard greatly, and is with low costs to the cubical switchboard heat dissipation, and area is little, uses widely on the market of being convenient for.

Description

Low-voltage draw-out type switch cabinet

Technical Field

The utility model relates to a cubical switchboard technical field specifically is a low pressure pull-out type cubical switchboard.

Background

The GCK low-voltage draw-out type switch cabinet is widely applied to power distribution centers PC and motor control centers MCC of power plants, substations, factories, mining enterprises and high-rise buildings, and is used as a low-voltage complete set of power distribution equipment for power distribution and motor centralized control and reactive compensation in power generation and power supply systems with the alternating current of 50-60Hz, the rated working voltage of 660V or below and the rated current of 4000A or below.

Because the pull-out type cubical switchboard is installed the component for every independent structure of taking out, when the cubical switchboard used, can produce great heat because the inside component of cubical switchboard operates, and there is the structure of taking out through the interval between the component of taking out the structural installation, the setting of taking out the structure, the circulation of the inside air of cubical switchboard has been reduced, thereby reduce the radiating effect of component in the cubical switchboard, the component moves under long-time high temperature, accelerate the ageing of component, easily take place trouble such as short circuit, reduce cubical switchboard interior component life. The existing structure for radiating the low-voltage draw-out switch cabinet is complex in use, large in occupied area and high in radiating cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low pressure pull-out type cubical switchboard to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a low-voltage draw-out type switch cabinet comprises a switch cabinet main body, an exhaust fan and an air cooler, wherein a sliding groove is formed in the opposite inner wall of the switch cabinet main body, a drawing and installing plate is installed in a sliding mode through the sliding groove, and a closing door is arranged at the tail end of the drawing and installing plate, corresponding to the opening end of the switch cabinet;

the back surface of the switch cabinet main body is provided with a back plate, a cavity is arranged in the back plate, the end surface of the back plate is provided with a through groove corresponding to the drawing mounting plate, the drawing mounting plate is arranged in a hollow structure, the tail end of the drawing mounting plate is communicated and connected with the cavity through the through groove, and the input end of the exhaust fan is communicated and connected with the bottom of the cavity;

the air cooler is fixedly installed at the top of the switch cabinet main body, and the output end of the air cooler is communicated and connected with the upper portion of the cavity.

Furthermore, a work indicator light and an independent power switch are arranged on the closed door, and a handle is arranged on the end face of the closed door.

Furthermore, the relative terminal surface of spout is provided with the recess, the both sides of pull mounting panel are provided with the sand grip to install through sand grip and recess internal toothing.

Further, it is provided with sealed the pad to lead to the inside periphery that corresponds the pull mounting panel of groove to the end face contact through sealed pad and pull mounting panel sets up, the vent has been seted up to the terminal surface equidistance of pull mounting panel.

Furthermore, the input ends of the exhaust fan and the air cooler are respectively provided with a power switch.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a cubical switchboard main part, air exhauster, air-cooler, spout, pull mounting panel, closed door, backplate, cavity, lead to mutually supporting between the groove, realized a low pressure pull-out type cubical switchboard, effectively avoided the cubical switchboard inside to cause phenomenons such as ageing short circuit because of the high temperature to cubical switchboard internally mounted's component, improved the radiating efficiency of pull formula cubical switchboard greatly, with low costs to the cubical switchboard heat dissipation, area is little, and the use widely on the market of being convenient for.

2. The utility model discloses a set up work indication switch and independent switch on the close door, the component output of installation is connected on the pull mounting panel that work indication switch's input and close door correspond, independent switch is connected with the input of component, the staff transports the expert state through the component of installation on the pull mounting panel that work pilot lamp corresponds to the close door and knows, and when needs overhaul the component on the pull mounting panel, the staff is to independent switch operation, lead to independent switch to the power disconnection of component input, the improvement is to the security of component maintenance operation.

Drawings

FIG. 1 is a structural section view in elevation of the present invention;

fig. 2 is a schematic diagram of the internal structure of the switch cabinet of the present invention;

fig. 3 is a schematic view of the structure of fig. 1 in longitudinal section according to the present invention.

FIG. 4 is a schematic view of the back plate structure of the present invention;

FIG. 5 is a schematic view of the end face structure of the drawing mounting plate of the present invention;

fig. 6 is the schematic view of the installation structure of the drawing installation plate and the sliding groove of the present invention.

In the figure: a switch cabinet main body 1; an exhaust fan 2; an air cooler 3; a chute 4; drawing the mounting plate 5; closing the door 6; a back plate 7; a cavity 8; a through groove 9; a work indicator lamp 10; an individual power switch 11; a handle 12; a convex strip 13; a gasket 14; and a vent 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, a low-voltage draw-out type switch cabinet comprises a switch cabinet main body 1, an exhaust fan 2 and an air cooler 3, wherein the exhaust fan 2 is a TS-200 small centrifugal exhaust fan, the air cooler is arranged by adopting the existing small industrial air cooler structure, a chute 4 is arranged on the opposite inner wall of the switch cabinet main body 1, a draw-out mounting plate 5 is slidably mounted through the chute 4, and a closing door 6 is arranged at the tail end of the draw-out mounting plate 5 corresponding to the open end of the switch cabinet main body 1;

a back plate 7 is arranged on the back surface of the switch cabinet main body 1, a cavity 8 is arranged in the back plate 7, a through groove 9 is formed in the end surface of the back plate 7 corresponding to the drawing and installing plate 5, the drawing and installing plate 5 is arranged in a hollow structure, the tail end of the drawing and installing plate 5 is communicated and connected with the inside of the cavity 8 through the through groove 9, and the input end of the exhaust fan 2 is communicated and connected with the bottom of the cavity 8;

the air cooler 3 is fixedly installed at the top of the switch cabinet main body 1, and the output end of the air cooler 3 is communicated with the upper portion of the cavity 8.

Specifically, a work indicator lamp 10 and an independent power switch 11 are arranged on the closing door 6, and a handle 12 is arranged on the end face of the closing door 6. The component output of installation is connected on the pull mounting panel 5 that work indication switch 10's input and close door 6 correspond, independent switch 11 is connected with the input of component, the staff transports the line state through work indicator 10 to the component of installation on the pull mounting panel 5 that close door 6 corresponds and knows, and when the needs overhauls the component on the pull mounting panel 5, the staff is to independent switch 11 operation, lead to independent switch 11 to the power disconnection of component input, the security of operation is overhauld to the improvement to the component.

Specifically, the relative terminal surface of spout 4 is provided with the recess, the both sides of pull mounting panel 5 are provided with sand grip 13 to install through sand grip 13 and recess internal toothing. The drawing and installing plate 5 slides in a meshed mode through the convex strips 13 and the grooves formed in the end face of the sliding groove 4, and stability of the drawing and installing plate 5 when elements are installed and drawn in a sliding mode through the sliding groove 4 is improved.

Specifically, the inside periphery that corresponds pull mounting panel 5 that leads to groove 9 is provided with sealed 14 to through sealed 14 and the end face contact setting of pull mounting panel 5 that fills up, vent 15 has been seted up to the terminal surface equidistance of pull mounting panel 5. The interior of the drawing installation plate 5 is communicated and connected with the interior of the cavity 8 through the through groove 9, the sealing gasket 14 is used for sealing and protecting the drawing installation plate 5 and the backboard 7 in a contact manner, the element is fixedly installed on the end face of the drawing installation plate 5, when the exhaust fan 2 operates, drawing force is generated in the interior of the cavity 8, drawn wind power is drawn through the ventilation hole 15 in the end face of the drawing installation plate 5 which is communicated and connected, heat produced in the operation of the element mounted on the end face of the drawing installation plate 5 is drawn and discharged, and the heat dissipation.

Specifically, the input ends of the exhaust fan 2 and the air cooler 3 are connected with a power supply in parallel. Be convenient for according to the radiating demand operation in cubical switchboard main part, in cubical switchboard main part 1 inside and when peripheral air temperature is lower, for example when using in winter, alone operation air exhauster 2, it is enough to handle the component heat dissipation through improving 1 inside air flow flux of cubical switchboard main part, when 1 inside temperature of cubical switchboard main part is higher the heat dissipation is relatively poor, air-cooler 3 is connected the operation with the power, the use of cooperation air exhauster 2 is to 1 inside quick ventilation of cubical switchboard main part, and cool down the heat cooling that the component produced through the cold air of 3 outputs of air-cooler, improve the radiating efficiency of 1 inside component of cubical switchboard main part.

When the low-voltage pull-type switch cabinet installing device is used, an element installed on a low-voltage pull-type switch cabinet is installed on the end face of a pull-type installing plate 5, two sides of the pull-type installing plate 5 are installed with the inner portion of a sliding groove 4 in a sliding mode and installed into a switch cabinet main body 1 in a sliding mode through the sliding groove 4, a closing door 6 slides to the inner portion of the switch cabinet main body 1 along with the pull-type installing plate 5 and closes the opening end of the switch cabinet main body 1, and when the pull-type installing plate 5 is pushed into the switch cabinet main body 1 again after being pulled out of the switch cabinet main body 1, the tail end of the pull-type installing plate 5 is clamped; when the temperature of air inside and around the switch cabinet main body 1 is low, such as in winter, when the exhaust fan 2 runs, extraction force is generated inside the cavity 8, and the extracted wind power extracts and exhausts heat generated by the operation of elements mounted on the end surface of the drawing and installing plate 5 through the vent holes 15 on the end surface of the drawing and installing plate 5 which are communicated and connected, so that the air flow inside the switch cabinet main body 1 is improved to be enough for the heat dissipation treatment efficiency of the elements; when the temperature inside the switch cabinet main body 1 is high, the heat dissipation is poor, and the peripheral temperature is high, so that the heat dissipation of the elements is not beneficial to self heat dissipation, the air cooler 3 is connected with a power supply to operate, cold air is output to the inside of the cavity 8 inside the back plate 7, the air vents 15 on the end faces of the drawing and installing plates 5 communicated and connected through the back plate 7 are directly output to the installation positions of the elements, the elements are correspondingly cooled and dissipated, the air exchanger is matched with the use of the exhaust fan 2 to quickly ventilate the inside of the switch cabinet main body 1, and the heat generated by the elements is cooled through the cold air output by the air cooler 3; effectively avoid the cubical switchboard inside to cause phenomenons such as ageing short circuit because of the high temperature to cubical switchboard internally mounted's component, improved the radiating efficiency of pull formula cubical switchboard greatly, it is with low costs to the cubical switchboard heat dissipation, area is little, the use widely on the market of being convenient for.

In summary, the following steps: this low pressure pull-out type cubical switchboard through the mutual cooperation between cubical switchboard main part 1, air exhauster 2, air-cooler 3, spout 4, pull mounting panel 5, closing door 6, backplate 7, cavity 8, logical groove 9, has solved the problem that proposes among the above-mentioned background art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a low pressure pull-out type cubical switchboard, includes cubical switchboard main part (1), air exhauster (2) and air-cooler (3), its characterized in that: the switch cabinet comprises a switch cabinet main body (1), wherein a sliding groove (4) is formed in the opposite inner wall of the switch cabinet main body (1), a drawing and pulling mounting plate (5) is installed in a sliding mode through the sliding groove (4), and a closing door (6) is arranged at the tail end of the drawing and pulling mounting plate (5) corresponding to the opening end of the switch cabinet main body (1);

a back plate (7) is arranged on the back surface of the switch cabinet main body (1), a cavity (8) is arranged in the back plate (7), a through groove (9) is formed in the end surface of the back plate (7) corresponding to the drawing and installing plate (5), the drawing and installing plate (5) is arranged in a hollow structure, the tail end of the drawing and installing plate (5) is communicated and connected with the inside of the cavity (8) through the through groove (9), and the input end of the exhaust fan (2) is communicated and connected with the bottom of the cavity (8);

the air cooler (3) is fixedly installed at the top of the switch cabinet main body (1), and the output end of the air cooler (3) is communicated and connected with the upper portion of the cavity (8).

2. A low voltage draw-out switchgear as claimed in claim 1, wherein: a work indicator lamp (10) and an independent power switch (11) are arranged on the closed door (6), and a handle (12) is arranged on the end face of the closed door (6).

3. A low voltage draw-out switchgear as claimed in claim 1, wherein: the relative terminal surface of spout (4) is provided with the recess, the both sides of pull mounting panel (5) are provided with sand grip (13) to install through sand grip (13) and recess internal toothing.

4. A low voltage draw-out switchgear as claimed in claim 1, wherein: lead to the inside periphery that corresponds pull mounting panel (5) of groove (9) and be provided with sealed pad (14) to the terminal surface contact through sealed pad (14) and pull mounting panel (5) sets up, vent (15) have been seted up to the terminal surface equidistance of pull mounting panel (5).

5. A low voltage draw-out switchgear as claimed in claim 1, wherein: the input ends of the exhaust fan (2) and the air cooler (3) are connected with a power supply in parallel.