CN216162275U

CN216162275U - Switch board for construction

Info

Publication number: CN216162275U
Application number: CN202122262189.XU
Authority: CN
Inventors: 陈昌华
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-04-01
Anticipated expiration: 2031-09-17

Abstract

The utility model discloses a power distribution cabinet for building construction, which relates to the field of building construction and comprises a power distribution cabinet, wherein a fire extinguishing device is arranged on the inner wall of the top of the power distribution cabinet, and a heat dissipation device is arranged on the inner wall of the bottom of the power distribution cabinet; the fire extinguishing device comprises a first box body, sliding plates are welded on two sides of the first box body, and a guide rail is connected to the bottom of each sliding plate in a sliding mode. The temperature sensor is reasonable in structure, the temperature sensor can automatically sense the temperature rise when the temperature in the power distribution cabinet rises through the arrangement of the heat dissipation device, the driving motor is electrified through the power switch, and the air flowing speed in the power distribution cabinet can be accelerated through the rotation of the exhaust fan blades after the driving motor is electrified, so that the temperature in the power distribution cabinet is reduced, further, electrical components in the power distribution cabinet work at proper temperature, and accidental disasters caused by the work of a switch at high temperature are avoided.

Description

Switch board for construction

Technical Field

The utility model relates to the field of cargo transportation, in particular to a power distribution cabinet for building construction.

Background

The distribution cabinet is a final-stage device of a distribution system. The power distribution cabinet is a general name of a motor control center and is used in occasions with dispersed loads and less loops; motor control centers are used in load concentration and loop-rich applications, where they distribute the power from a circuit of a higher level of distribution equipment to nearby loads, which provide protection, monitoring and control of the loads. .

Current switch board for construction does not have good heat dissipation function, it is natural heat dissipation mostly, consequently when summer ambient temperature is too high, the inside electrical components of switch board is very likely to damage because of work under high temperature for a long time, thereby the calamity of meeting accident, and the inside electrical components of switch board is because ageing or during the staff nonstandard operation leads to the conflagration to take place, need the fire fighter to spend time to look for fire fighting equipment such as fire extinguisher, waste time and energy, miss optimum fire fighting time possibly in addition, therefore, this application provides a switch board for construction satisfies the demand.

SUMMERY OF THE UTILITY MODEL

An object of the application is to provide a switch board for construction, through setting up heat abstractor, when realizing that the inside temperature of switch board risees, the automatic perception temperature of temperature sensor rises, and energize driving motor through switch, the inside air flow velocity of switch board can be accelerated through the rotation of extraction fan leaf after the driving motor circular telegram, thereby make the inside temperature of switch board descend, and then make the inside electrical components work of switch board at suitable temperature, avoid because of the unexpected calamity that the switch work causes under high temperature.

In order to achieve the above purpose, the present application provides the following technical solutions: a power distribution cabinet for building construction comprises a power distribution cabinet, wherein a fire extinguishing device is installed on the inner wall of the top of the power distribution cabinet, and a heat dissipation device is installed on the inner wall of the bottom of the power distribution cabinet;

the fire extinguishing device comprises a first box body, sliding plates are welded on two sides of the first box body, the bottom of each sliding plate is connected with a guide rail in a sliding mode, and the top of each guide rail is fixedly installed on the inner wall of the top of the power distribution cabinet;

the heat dissipation device comprises a driving motor, a first rotating shaft is installed at the output end of the driving motor, a plurality of first bevel gears are arranged on the outer ring of the first rotating shaft, an air outlet box is installed on the inner wall of the bottom of the right side of the power distribution cabinet, an air duct is arranged inside the air outlet box, a first air outlet is arranged on the right side of the air outlet box, a plurality of ventilation openings are formed in the top of the air outlet box, the top of the air outlet box is rotatably connected with a second rotating shaft corresponding to the first bevel gears, a second bevel gear is installed on the top of the second rotating shaft and meshed with the first bevel gears, an exhaust fan blade is installed at the bottom of the second rotating shaft and located in the air outlet box, a protection box is installed on the inner wall of the right side of the power distribution cabinet and protects the first bevel gears and the second bevel gears, and a base is installed at the bottom of the driving motor, the bottom of base and the bottom inner wall fixed connection of switch board.

Preferably, dry powder is filled in the first box body, box doors are hinged to the inner walls of the two sides of the first box body, the two contact positions of the box doors are sealed by hot melt adhesive, and when the temperature reaches a certain value, the hot melt adhesive melts and the box doors are opened.

Preferably, a plurality of louvres have all been seted up to the both sides of switch board, the safety cover is all installed to the both sides of switch board, the safety cover is located the top of louvre.

Preferably, the right side of the power distribution cabinet is provided with a second air outlet, and the first air outlet is communicated with the second air outlet.

Preferably, a plurality of supports are installed to the back inner wall of switch board, a plurality of electric floodgates are installed in the front of support. Preferably, the right side inner wall of switch board articulates there is the cabinet door, the back of cabinet door is provided with temperature sensor, temperature sensor control driving motor's switch, a plurality of supporting pads are installed to the bottom of switch board.

In conclusion, the technical effects and advantages of the utility model are as follows:

1. the temperature sensor automatically senses temperature rise when the temperature in the power distribution cabinet rises by arranging the heat dissipation device, the driving motor is electrified through the power switch, and the air flowing speed in the power distribution cabinet can be accelerated through the rotation of the exhaust fan blades after the driving motor is electrified, so that the temperature in the power distribution cabinet is reduced, further, electrical components in the power distribution cabinet work at proper temperature, and accidental disasters caused by the work of a switch at high temperature are avoided;

2. according to the utility model, by arranging the first box body, when electrical components in the power distribution cabinet are aged and damaged or fire occurs in the power distribution cabinet due to improper operation of workers, hot melt adhesive between the two box doors can be melted by high temperature generated by flame, so that the box doors are not limited and are opened, dry powder in the first box body is splashed to the inner surface of the power distribution cabinet, the dry powder splashed to the inner surface of the power distribution cabinet is in contact with air through isolating parts on fire, so that the flame is extinguished, meanwhile, the used first box body can be quickly replaced through the guide rail, so that the power distribution cabinet can be continuously used, and the continuously used power distribution cabinet still has good fireproof performance.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a perspective view of a first embodiment of the present invention;

FIG. 2 is a schematic view of a second perspective structure of the present invention;

FIG. 3 is a partially enlarged schematic view of FIG. 2 according to the present invention;

fig. 4 is a schematic front view of the present invention.

In the figure: 1. a power distribution cabinet; 2. a guide rail; 3. a slide plate; 4. a first case; 5. heat dissipation holes; 6. a protective cover; 7. a drive motor; 8. a first rotating shaft; 9. a first bevel gear; 10. a second bevel gear; 11. a second rotating shaft; 12. an extraction fan blade; 13. an air outlet box; 14. a protection box; 15. a cabinet door.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): referring to fig. 1-4, a power distribution cabinet for building construction includes a power distribution cabinet 1, a fire extinguishing device is installed on the inner wall of the top of the power distribution cabinet 1, and a heat dissipation device is installed on the inner wall of the bottom of the power distribution cabinet 1; the fire extinguishing device comprises a first box body 4, sliding plates 3 are welded on two sides of the first box body 4, guide rails 2 are connected to the bottoms of the sliding plates 3 in a sliding mode, the tops of the guide rails 2 are fixedly installed with the inner wall of the top of a power distribution cabinet 1, when workers do not operate properly, electrical components inside the power distribution cabinet 1 are damaged or parts inside the power distribution cabinet 1 are naturally aged, so that fire is caught inside the power distribution cabinet 1, the hot melt adhesive can be melted by high temperature generated by flame, after the hot melt adhesive is melted, a cabinet door is not limited and opened, and therefore dry powder in the first box body 4 is splashed to the inside of the power distribution cabinet 1, accidents are prevented in time, meanwhile, the first box body 4 after use can be rapidly disassembled along the guide rails 2, a new first box body 4 is installed along the guide rails 2, and the power distribution cabinet 1 still has good fire resistance when being used continuously; the heat dissipation device comprises a driving motor 7, a first rotating shaft 8 is installed at the output end of the driving motor 7, a plurality of first bevel gears 9 are arranged on the outer ring of the first rotating shaft 8, an air outlet box 13 is installed on the inner wall of the bottom of the right side of a power distribution cabinet 1, an air duct is arranged inside the air outlet box 13, a first air outlet is arranged on the right side of the air outlet box 13, a plurality of ventilation openings are arranged on the top of the air outlet box 13, a second rotating shaft 11 corresponding to the first bevel gears 9 is rotatably connected to the top of the air outlet box 13, a second bevel gear 10 is installed on the top of the second rotating shaft 11, the second bevel gear 10 is meshed with the first bevel gears 9, a fan blade 12 is installed at the bottom of the second rotating shaft 11, the fan blade 12 is positioned in the air outlet box 13, a protection box 14 is installed on the inner wall of the right side of the power distribution cabinet 1, the first bevel gears 9 and the second bevel gears 10 are protected by the protection box 14, and a base is installed at the bottom of the driving motor 7, the bottom of the base is fixedly connected with the inner wall of the bottom of the power distribution cabinet 1, the power distribution cabinet 1 can exchange temperature with the outside through the heat dissipation holes 5 at normal temperature, so that the internal electric brake can work at proper temperature, when the external temperature rises, which causes the temperature inside the power distribution cabinet 1 exposed outside for a long time to rise, the temperature sensor senses the temperature rise, the driving motor 7 is electrified through a power switch of the driving motor 7, the driving motor 7 drives a first bevel gear 9 to rotate through a first rotating shaft 8, the first bevel gear 9 enables a second bevel gear 10 meshed with the first bevel gear to rotate, the second bevel gear 10 enables a fan blade 12 to rotate through a second rotating shaft 11, the fan blade 12 rotates to accelerate the air flow rate in the power distribution cabinet 1, so that the efficiency of temperature exchange between the power distribution cabinet 1 and the outside is improved, thereby make the inside rapid cooling of switch board 1, and then make the inside electrical components of switch board 1 work in suitable temperature always.

As an implementation manner in this embodiment, dry powder is filled in the first box 4, box doors are hinged to inner walls of two sides of the first box 4, positions where the two box doors contact are sealed with hot melt adhesive, and when the temperature reaches a certain value, the hot melt adhesive melts and the box doors are opened.

As an embodiment in this embodiment, a plurality of louvres 5 have all been seted up to the both sides of switch board 1, and safety cover 6 is all installed to switch board 1's both sides, and safety cover 6 is located louvre 5's top.

As an implementation manner in this embodiment, a second air outlet is formed on the right side of the power distribution cabinet 1, and the first air outlet is communicated with the second air outlet.

As an implementation manner in this embodiment, a plurality of brackets are installed on the inner wall of the back of the power distribution cabinet 1, and a plurality of switches are installed on the front surface of the brackets.

As an implementation mode in this embodiment, the right side inner wall of switch board 1 articulates there is cabinet door 15, and the back of cabinet door 15 is provided with temperature sensor, and temperature sensor control driving motor 7's switch, a plurality of supporting pads are installed to switch board 1's bottom.

This practical theory of operation:

at normal temperature, the power distribution cabinet 1 can exchange temperature with the outside through the heat dissipation holes 5, so that the internal switch can work at a proper temperature, when the external temperature rises, which causes the temperature inside the power distribution cabinet 1 exposed outside for a long time to rise, the temperature sensor senses the temperature rise, the driving motor 7 is electrified by turning on a power switch of the driving motor 7, the driving motor 7 drives a first bevel gear 9 to rotate through a first rotating shaft 8, the first bevel gear 9 enables a second bevel gear 10 meshed with the first bevel gear to rotate, the second bevel gear 10 enables a fan blade 12 to rotate through a second rotating shaft 11, the fan blade 12 rotates to accelerate the air flow rate in the power distribution cabinet 1, so that the efficiency of temperature exchange between the power distribution cabinet 1 and the outside is improved, therefore, the interior of the power distribution cabinet 1 is rapidly cooled, and further, electrical components in the power distribution cabinet 1 can work at a proper temperature;

make 1 inside electrical components of switch board damage or 1 inside parts natural aging of switch board make switch board 1 inside when catching fire when staff's misoperation, the high temperature that flame produced can make the hot melt adhesive melt, the hot melt adhesive melts the back, the chamber door loses the restriction and opens, thereby make the inside that dry powder puff in the first box 4 spilt to switch board 1, make the accident in time prevented, and simultaneously, first box 4 after the use can be followed guide rail 2 and dismantled fast, and install new first box 4 along guide rail 2, thereby still possess good fire behavior when making switch board 1 continue to use.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a switch board for construction, includes switch board (1), its characterized in that: the fire extinguishing device is arranged on the inner wall of the top of the power distribution cabinet (1), and the heat dissipation device is arranged on the inner wall of the bottom of the power distribution cabinet (1);

the fire extinguishing device comprises a first box body (4), sliding plates (3) are welded on two sides of the first box body (4), the bottom of each sliding plate (3) is connected with a guide rail (2) in a sliding mode, and the top of each guide rail (2) is fixedly installed on the inner wall of the top of the power distribution cabinet (1);

the heat dissipation device comprises a driving motor (7), a first rotating shaft (8) is installed at the output end of the driving motor (7), a plurality of first bevel gears (9) are arranged on the outer ring of the first rotating shaft (8), an air outlet box (13) is installed on the inner wall of the bottom of the right side of the power distribution cabinet (1), an air duct is formed in the air outlet box (13), a first air outlet is formed in the right side of the air outlet box (13), a plurality of ventilation openings are formed in the top of the air outlet box (13), a second rotating shaft (11) corresponding to the first bevel gears (9) is rotatably connected to the top of the air outlet box (13), a second bevel gear (10) is installed at the top of the second rotating shaft (11), the second bevel gear (10) is meshed with the first bevel gears (9), an exhaust fan blade (12) is installed at the bottom of the second rotating shaft (11), and the exhaust fan blade (12) is located in the air outlet box (13), the protection box (14) is installed to the right side inner wall of switch board (1), including protection box (14) protect first bevel gear (9) and second bevel gear (10), the base is installed to the bottom of driving motor (7), the bottom of base and the bottom inner wall fixed connection of switch board (1).

2. The power distribution cabinet for building construction according to claim 1, characterized in that: the dry powder is installed in the first box body (4), the inner walls of the two sides of the first box body (4) are hinged to box doors, the two positions where the box doors are contacted are sealed by hot melt adhesive, and when the temperature reaches a certain value, the hot melt adhesive melts and the box doors are opened.

3. The power distribution cabinet for building construction according to claim 1, characterized in that: a plurality of louvres (5) have all been seted up to the both sides of switch board (1), safety cover (6) are all installed to the both sides of switch board (1), safety cover (6) are located the top of louvre (5).

4. The power distribution cabinet for building construction according to claim 1, characterized in that: and a second air outlet is formed in the right side of the power distribution cabinet (1), and the first air outlet is communicated with the second air outlet.

5. The power distribution cabinet for building construction according to claim 1, characterized in that: a plurality of supports are installed to the back inner wall of switch board (1), a plurality of electric floodgates are installed in the front of support.

6. The power distribution cabinet for building construction according to claim 1, characterized in that: the right side inner wall of switch board (1) articulates there is cabinet door (15), the back of cabinet door (15) is provided with temperature sensor, temperature sensor controls driving motor's (7) switch, a plurality of supporting pads are installed to the bottom of switch board (1).