CN217589954U

CN217589954U - Novel low-voltage draw-out type switch cabinet

Info

Publication number: CN217589954U
Application number: CN202221240451.9U
Authority: CN
Inventors: 孙仕建
Original assignee: Canin Electric Group Co ltd
Current assignee: Canin Electric Group Co ltd
Priority date: 2022-05-23
Filing date: 2022-05-23
Publication date: 2022-10-14
Anticipated expiration: 2032-05-23

Abstract

The utility model discloses a novel low pressure pull-out type cubical switchboard, include: the switch cabinet body and be located the inside a plurality of pull-out type frames of the switch cabinet body, the top surface fixed mounting of the switch cabinet body has the heat extraction fan, and the pull-out type frame includes sealed steamer tray box and device drawer, and sealed steamer tray box fixed mounting is in the inside of the switch cabinet body, and the pull-out type frame slides and cup joints in the inboard of sealed steamer tray box, and the one end of device drawer is equipped with the formula radiator unit that admits air, and the both sides of sealed steamer tray box and device drawer fixed mounting respectively have tongue-locking plate and damping locking lever. The utility model discloses in, through adopting pull-out type device mounting bracket structure, carry out the fixed mounting of cubical switchboard equipment components and parts and cup joint in the inside of sealed steamer tray box by the device drawer and seal, effectively completely cut off the interference of external environment miscellaneous dirt, and the pull-out type overhauls easy operation, thereby need not to unpack apart the isolator to the circuit breaker in the lump with other parts of cubical switchboard and maintain, overhaul and change, improve the practicality of this cubical switchboard.

Description

Novel low-voltage draw-out type switch cabinet

Technical Field

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

Background

In the present switch cabinet on the market, the equipment core unit-circuit breaker is all fixed mounting in corresponding cabinet body, and it is very inconvenient to change, overhaul, maintain. The common problem of the fixed cabinet in the current market is that the withdrawable part of the circuit breaker is a circuit breaker body (including a circuit breaker pole, an upper contact arm, a lower contact arm, a plum blossom contact, a circuit breaker mechanism and a chassis), and the isolating switch for controlling the circuit breaker is fixed in the switch cabinet and can not be drawn out. This has just led to the on-the-spot circuit breaker of being difficult to change, and the inconvenient scheduling problem of on-the-spot maintenance, maintenance often need unpack apart thereby to the isolator of circuit breaker in the lump, overhaul and change, so repeated dismouting cubical switchboard can influence the life of cubical switchboard many times. In addition, in field maintenance and overhaul, the main control circuit inside the cabinet body and the circuit interface end enter dust due to the non-standard operation and the pollution of the external environment, or a large amount of dust is brought by the introduction of external environment airflow in the states of equipment heat dissipation work and the like, and the dust is accumulated in a large amount through the absorption of a current field of an electronic device, so that the equipment is damaged.

In view of this, research and improvement are carried out to solve the existing problems, and a novel low-voltage draw-out type switch cabinet is provided to solve the existing problems that the low-voltage switch cabinet is difficult to overhaul and external dust is introduced in the overhaul lamp operation, and the purposes of solving the problems and improving the practical value are achieved through the technology.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art or the correlation technique.

Therefore, the utility model discloses the technical scheme who adopts does: a novel low-voltage draw-out switchgear, comprising: the cubical switchboard body and be located the inside a plurality of pull-out type frames of the cubical switchboard body, the top surface fixed mounting of the cubical switchboard body has the heat extraction fan, the pull-out type frame includes sealed steamer tray box and device drawer, sealed steamer tray box fixed mounting is in the inside of the cubical switchboard body, the pull-out type frame slides and cup joints in the inboard of sealed steamer tray box, the one end of device drawer is equipped with the formula radiator unit that admits air, the both sides of sealed steamer tray box and device drawer fixed mounting respectively has tongue piece and damping locking lever, the inboard of tongue piece is equipped with the damping guide ring, the inboard of damping guide ring is cup jointed in the sliding of damping locking lever, the fixed surface of device drawer cup joints the seal cover with the mutual butt of sealed steamer tray box one end.

The present invention in a preferred embodiment can be further configured to: the surface of the device drawer is provided with a plurality of mounting holes for fixing electronic components of the switch cabinet, guide plates which are in sliding butt joint with the inner side of the sealed drawer box are fixedly mounted on two sides of the device drawer, and the top surfaces of the guide plates are in sliding butt joint with the top surface of the inner cavity of the sealed drawer box.

The present invention may be further configured in a preferred embodiment as: the formula radiator unit admits air changes the chamber and rotates including imbedding in admitting air of device drawer inboard and install in the wind drum that admits air changes intracavity portion, the one end fixed mounting of wind drum has driving motor, the top surface that admits air changes the chamber and the top surface of sealed steamer tray is equipped with respectively admits air and leads the mouth and give vent to anger and lead the mouth, the one side that admits air changes the chamber is equipped with the inboard air outlet of subtend sealed steamer tray.

The present invention may be further configured in a preferred embodiment as: the bottom surface of the air inlet guide port is fixedly provided with an electrostatic grid mesh positioned on the inner side of the air inlet rotary cavity, the electrostatic grid mesh is of a metal grid structure, and the end part of the electrostatic grid mesh is electrically connected with an electrostatic generator.

The present invention in a preferred embodiment can be further configured to: the damping guide ring is a rubber component, the arrangement direction of the damping lock rod is the same in the direction of the device drawer, a plurality of separating ring grooves are formed in the surface of the damping lock rod, and the inner side of the damping guide ring is in interference abutting connection with the surface of the damping lock rod.

The present invention may be further configured in a preferred embodiment as: one side of the lock tongue plate is provided with an elastic lock pin, one end of the elastic lock pin extends to the outer side of the switch cabinet body, the other end of the elastic lock pin penetrates through the inner side of the damping guide ring and is in sliding butt joint with the surface of the damping lock rod, and a locking groove is formed in the surface of the separation ring groove.

The utility model discloses the beneficial effect who gains does:

1. the utility model discloses in, through adopting pull-out type device mounting bracket structure, carry out the fixed mounting of cubical switchboard equipment components and parts and cup joint in the inside of sealed steamer tray box by the device drawer and seal, effectively completely cut off the interference of external environment miscellaneous dirt, and the pull-out type overhauls easy operation, thereby need not to unpack apart the isolator to the circuit breaker in the lump with other parts of cubical switchboard and maintain, overhaul and change, improve the practicality of this cubical switchboard.

2. The utility model discloses in, through at sealed steamer tray and device drawer both sides facility lock tongue plate and lock tongue plate structure, utilize the lock tongue plate and the damping lock between the pole locking bar lock and the damping locking bar to lock and the damping slides, avoid the unexpected roll-off of device drawer to carry out the sealed barrier propterty that further guarantees electronic components of junction through the seal cover, carry out the heat through setting up independent formula radiator unit that admits air in that pull-out type frame is inside and discharge, thereby avoid the mutual interference between the device.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;

fig. 2 is a schematic structural view of a drawout frame according to an embodiment of the present invention;

fig. 3 is a schematic structural view of an air intake type heat dissipation assembly according to an embodiment of the present invention;

fig. 4 is a detailed structural diagram of the tongue plate and the damping locking rod according to an embodiment of the present invention.

Reference numerals:

100. a switch cabinet body;

200. a draw-out frame; 210. sealing the drawer box; 220. a device drawer; 230. an air intake type heat dissipation assembly; 240. a tongue locking plate; 250. a damping locking bar; 211. an air outlet guide port; 221. a sealing sleeve; 231. an air inlet rotary cavity; 232. an electrostatic grid; 233. blowing; 234. an air inlet guide port; 241. a damping guide ring; 242. an elastic lock pin; 251. separating the ring groove; 252. a locking groove;

300. a heat exhausting fan.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in combination with the following embodiments. It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.

The following describes a novel low-voltage draw-out type switch cabinet provided by some embodiments of the present invention with reference to the accompanying drawings.

With reference to fig. 1-4, the present invention provides a novel low-voltage draw-out switch cabinet, which includes: the switch cabinet body 100 and be located a plurality of pull-out type frames 200 of switch cabinet body 100 inside, the top surface fixed mounting of switch cabinet body 100 has heat extraction fan 300, pull-out type frame 200 includes sealed drawer box 210 and device drawer 220, sealed drawer box 210 fixed mounting is in the inside of switch cabinet body 100, pull-out type frame 200 slides and cup joints in the inboard of sealed drawer box 210, the one end of device drawer 220 is equipped with air inlet type radiator unit 230, the both sides of sealed drawer box 210 and device drawer 220 are fixed mounting respectively has tongue plate 240 and damping locking lever 250, the inboard of tongue plate 240 is equipped with damping guide ring 241, damping locking lever 250 slides and cup joints in the inboard of damping guide ring 241, the fixed surface that cup joints of device drawer 220 has the seal cover 221 with sealed drawer box 210 one end butt each other.

In this embodiment, the surface of the device drawer 220 is provided with a plurality of mounting holes for fixing electronic components of the switch cabinet, guide plates slidably abutting against the inner side of the sealed drawer box 210 are fixedly mounted on two sides of the device drawer 220, and the top surfaces of the guide plates slidably abut against the top surface of the inner cavity of the sealed drawer box 210.

Specifically, a drawer structure is formed by the device drawer 220 and the guide plates at the two sides, and is used for installing the electronic components of the switch cabinet, and the electronic components of the switch cabinet are hermetically sleeved on the inner side of the sealed drawer box 210 for protection.

In this embodiment, the air intake type heat dissipation assembly 230 includes an air intake rotary cavity 231 embedded inside the device drawer 220 and an air drum 233 rotatably installed inside the air intake rotary cavity 231, a driving motor is fixedly installed at one end of the air drum 233, an air intake guide 234 and an air outlet guide 211 are respectively disposed on the top surface of the air intake rotary cavity 231 and the top surface of the sealed drawer box 210, and an air outlet facing the inside of the sealed drawer box 210 is disposed on one side of the air intake rotary cavity 231.

Specifically, the external air flow is introduced from the air inlet guide port 234 by the rotation of the air drum 233 inside the air inlet rotary chamber 231 to dissipate heat of the electronic component mounted on the surface of the device drawer 220, and the air flow is discharged through the air outlet guide port 211.

In this embodiment, an electrostatic grid 232 located inside the air intake rotary cavity 231 is fixedly installed on the bottom surface of the air intake guide 234, the electrostatic grid 232 is a metal grid structure, and an end of the electrostatic grid 232 is electrically connected to an electrostatic generator.

Specifically, the static grid 232 is used for filtering the air flow entering the air inlet 234, and a static power field is formed on the surface of the static grid 232 through the static generator, so that the dust in the air flow is collected through static adsorption, and the dust accumulation on the surface of the electronic component caused by air inlet heat dissipation is avoided.

In this embodiment, the damping guide ring 241 is a rubber component, the arrangement direction of the damping lock rod 250 is the same as the direction of the device drawer 220, the surface of the damping lock rod 250 is provided with a plurality of separating ring grooves 251, and the inner side of the damping guide ring 241 is in interference contact with the surface of the damping lock rod 250.

Specifically, the device drawer 220 is prevented from automatically sliding out due to accidental operation in the daily maintenance work by means of the sliding damping between the lock tongue plate 240 and the damping lock rod 250.

In this embodiment, an elastic locking pin 242 is disposed on one side of the locking plate 240, one end of the elastic locking pin 242 extends to the outside of the switch cabinet 100, and the other end thereof penetrates through the inside of the damping guide ring 241 and slidably abuts against the surface of the damping locking bar 250, and a locking groove 252 is disposed on the surface of the blocking ring groove 251.

Specifically, the elastic lock pin 242 is elastically abutted and meshed with the inner side of the locking groove 252 to realize locking of the relative positions of the damping guide ring 241 and the locking groove 252, so that the device drawer 220 is prevented from automatically sliding out, and the abutting sealing strength is improved by adopting a locking structure and matching with the sealing sleeve 221.

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 claims and their equivalents.

Claims

1. A novel low pressure pull-out type cubical switchboard which characterized in that includes: switch cabinet body (100) and be located inside a plurality of pull-out frames (200) of switch cabinet body (100), the top surface fixed mounting of switch cabinet body (100) has heat extraction fan (300), pull-out frame (200) are including sealed drawer box (210) and device drawer (220), sealed drawer box (210) fixed mounting is in the inside of switch cabinet body (100), pull-out frame (200) slide to cup joint in the inboard of sealed drawer box (210), the one end of device drawer (220) is equipped with admit air formula radiator unit (230), the both sides of sealed drawer box (210) and device drawer (220) fixed mounting respectively have lock tongue (240) and damping locking lever (250), the inboard of lock tongue board (240) is equipped with damping guide ring (241), damping locking lever (250) slide to cup joint in the inboard of damping guide ring (241), the fixed surface of device drawer (220) cup joint with sealed drawer box (210) one end mutual seal cover butt (221).

2. The novel low-voltage draw-out type switch cabinet according to claim 1, wherein a plurality of mounting holes for fixing switch cabinet electronic components are formed in the surface of the device drawer (220), guide plates in sliding abutting connection with the inner side of the sealed drawer box (210) are fixedly mounted on two sides of the device drawer (220), and the top surfaces of the guide plates are in sliding abutting connection with the top surface of the inner cavity of the sealed drawer box (210).

3. The novel low-voltage draw-out type switch cabinet according to claim 1, wherein the air-intake type heat dissipation assembly (230) comprises an air-intake rotary cavity (231) embedded inside the device drawer (220) and an air drum (233) rotatably installed inside the air-intake rotary cavity (231), a driving motor is fixedly installed at one end of the air drum (233), an air-intake guide opening (234) and an air-outlet guide opening (211) are respectively formed in the top surface of the air-intake rotary cavity (231) and the top surface of the sealed drawer box (210), and an air outlet facing the inside of the sealed drawer box (210) is formed in one side of the air-intake rotary cavity (231).

4. The novel low-voltage draw-out type switch cabinet according to claim 3, wherein a static grid (232) located inside the air inlet rotary cavity (231) is fixedly installed on the bottom surface of the air inlet guide opening (234), the static grid (232) is of a metal grid structure, and an end of the static grid (232) is electrically connected with a static generator.

5. The novel low-voltage draw-out type switch cabinet according to claim 1, wherein the damping guide ring (241) is a rubber component, the arrangement direction of the damping lock rod (250) is the same as the direction of the device drawer (220), a plurality of blocking ring grooves (251) are formed in the surface of the damping lock rod (250), and the inner side of the damping guide ring (241) is in interference abutment with the surface of the damping lock rod (250).

6. The novel low-voltage draw-out type switch cabinet according to claim 1, wherein one side of the lock tongue plate (240) is provided with an elastic lock pin (242), one end of the elastic lock pin (242) extends to the outer side of the switch cabinet body (100) and the other end thereof penetrates through the inner side of the damping guide ring (241) and is in sliding abutting joint with the surface of the damping lock rod (250), and a locking groove (252) is formed in the surface of the blocking ring groove (251) on the surface of the damping lock rod (250).