CN214850014U

CN214850014U - Lightweight switch board

Info

Publication number: CN214850014U
Application number: CN202121565988.8U
Authority: CN
Inventors: 董永强
Original assignee: Anp Electric Beijing Co ltd
Current assignee: Anp Electric Beijing Co ltd
Priority date: 2021-07-09
Filing date: 2021-07-09
Publication date: 2021-11-23
Anticipated expiration: 2031-07-09

Abstract

The utility model relates to a lightweight switch board, it includes the cabinet body, be provided with the opening on the cabinet body, be equipped with the open-ended position on the inner wall of the cabinet body and install the fan, be provided with on the internal wall of cabinet and be used for driving the fan to being close to the opening or keeping away from the drive assembly that open-ended direction removed, still be provided with the temperature sensor who is used for controlling fan and drive assembly work on the inner wall of the cabinet body. This application has the effect that improves switch board radiating efficiency.

Description

Lightweight switch board

Technical Field

The application relates to the field of power distribution cabinets, in particular to a light-weight power distribution cabinet.

Background

The power distribution cabinet is a general name of a motor control center, can be divided into a power distribution cabinet, a lighting distribution cabinet and a metering cabinet, and is a final-stage device of a power distribution system; the power distribution cabinet is used for distributing electric energy to each load part and performing power-off maintenance on the circuit when the circuit is short-circuited, overloaded and leaked.

Low-voltage apparatus in switch board, including fuse, ac contactor, residual current operated protection ware, condenser and strapping table etc. these low-voltage apparatus are located the temperature must not exceed 40 ℃ usually, consequently for the ease of the heat dissipation of switch board, all can be provided with the louvre on the cabinet body of switch board usually.

To the correlation technique among the above-mentioned, the inventor thinks to set up in outdoor switch board, and in hot summer, the switch board is except the heat that the work of self inside low-voltage apparatus produced, and the heat dissipation effect of louvre is limited in the direct projection of sunshine in addition, and the interior temperature of cabinet rises fast, and the temperature in the cabinet can reach 50 ℃ even to influence the normal use of the internal low-voltage apparatus of cabinet.

SUMMERY OF THE UTILITY MODEL

In order to improve the radiating efficiency of switch board, this application provides a lightweight switch board.

The application provides a light-weight power distribution cabinet adopts following technical scheme:

the utility model provides a lightweight switch board, includes the cabinet body, be provided with the opening on the cabinet body, be equipped with the open-ended position on the inner wall of the cabinet body and install the fan, be provided with on the internal wall of cabinet and be used for driving the fan to being close to the opening or keeping away from the drive assembly that open-ended direction removed, still be provided with the temperature sensor who is used for controlling fan and drive assembly work on the inner wall of the cabinet body.

By adopting the technical scheme, when the temperature in the cabinet body measured by the temperature sensor reaches a higher temperature, the driving assembly moves the fan to a position close to the opening, and then the fan starts to radiate heat; compare in correlation technique, a lightweight switch board of this application has improved the radiating efficiency of switch board.

Optionally, the internal slip of cabinet is connected with the mounting bracket, the fan is installed on the mounting bracket, still install on the mounting bracket and be used for sealing open-ended baffle, the baffle with the fan is arranged along the direction of sliding of mounting bracket on the mounting bracket, the mounting bracket is connected with drive assembly.

Through adopting above-mentioned technical scheme, when need not to use the fan heat dissipation, seal the opening through using the baffle, reduced the route that external dust enters into cabinet body inside to the dust influence normal work's of the inside electrical apparatus of switch board possibility has been reduced.

Optionally, drive assembly includes driving motor, driving motor installs on the inner wall of the cabinet body, driving motor's output shaft has the transmission worm, it is connected with the transmission worm wheel still to rotate on the inner wall of the cabinet body, the transmission worm with the transmission worm wheel meshes mutually, the position of skew axle center articulates on the transmission worm wheel has the push rod, the one end that the transmission worm wheel was kept away from to the push rod articulates there is the slider, install the mounting on the cabinet body, be provided with the spout along the slip direction of mounting bracket on the mounting, the slider slides and sets up in the spout, the mounting bracket is fixed in on the slider, temperature sensor with the driving motor electricity is connected.

Through adopting above-mentioned technical scheme, when temperature sensor record temperature was higher, driving motor started the drive transmission worm and rotates, and transmission worm drives the rotation of transmission worm wheel, and transmission worm wheel drives the push rod and promotes the slider and slide on the mounting to realize the reciprocating motion of mounting bracket, and this drive assembly adopts the worm gear transmission, and transmission efficiency is high, and the in-service use is effectual.

Optionally, a supporting cylinder is fixedly connected to the inner wall of the cabinet body, the length direction of the supporting cylinder is parallel to the sliding direction of the mounting frame, a supporting rod is arranged on the mounting frame, and the supporting rod slides and penetrates through the supporting cylinder.

Through adopting above-mentioned technical scheme, slide the bracing piece and wear to locate a support section of thick bamboo, realized the sliding of mounting bracket and internal wall of cabinet and be connected to restrict the direction of sliding of mounting bracket, strengthened the stability of mounting bracket.

Optionally, a filter screen is arranged on one side of the fan close to the opening, and the filter screen can be detachably covered on the opening.

Through adopting above-mentioned technical scheme, when using the fan heat dissipation, the filter screen covers at the opening part, has reduced the outside condition emergence that leaves or birds passed the opening to the inside contaminated possibility of switch board has been reduced.

Optionally, one side of the filter screen close to the opening is provided with a first clamping piece, and the first clamping piece is detachably clamped in the opening.

Through adopting above-mentioned technical scheme, the fan is established at the opening part through first fastener card, makes the fan accuracy remove to just to the open-ended position, has reduced the condition that fan and opening dislocation appear.

Optionally, a second clamping piece is arranged on one side, close to the opening, of the baffle, and the second clamping piece is detachably clamped in the opening.

Through adopting above-mentioned technical scheme, the baffle passes through the second fastener card to be established at the opening part, makes the baffle accuracy move to the position that covers the opening completely, has reduced the condition that dislocation appears in baffle and opening.

Optionally, the opening is equipped with a plurality ofly, and is a plurality of the opening distributes on two curb plates of the cabinet body, and the fan that is located on a curb plate is the air inlet machine, and the fan that is located on another curb plate is the air-out machine.

Through adopting above-mentioned technical scheme, the air inlet machine that is located cabinet body one side carries the internal portion of cabinet with external air, and the air-out machine that is located cabinet body opposite side discharges the air of the internal portion of cabinet to the external world, and the fan of both sides works together and has improved the exchange rate of the internal and external air of cabinet to the radiating efficiency of switch board has been improved.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the temperature sensor detects that the temperature in the cabinet body reaches a higher temperature, the driving motor moves the fan to a position close to the opening, and then the fan starts to radiate heat; compared with the related art, the light-weight power distribution cabinet improves the heat dissipation efficiency of the power distribution cabinet;

2. when the fan is not needed for heat dissipation, the opening is sealed by the baffle, so that the way of external dust entering the cabinet body is reduced, and the possibility that the dust affects the electric appliances in the power distribution cabinet is reduced;

3. the air inlet machine located on one side of the cabinet body conveys outside air to the inside of the cabinet body, the air outlet machine located on the other side of the cabinet body discharges the air in the inside of the cabinet body to the outside, and the fans on the two sides work together to improve the exchange rate of the air inside and outside the cabinet body, so that the heat dissipation efficiency of the power distribution cabinet is improved.

Drawings

Fig. 1 is a schematic structural diagram of a lightweight power distribution cabinet according to an embodiment of the present application.

Figure 2 is a cross-sectional view taken along line a-a of figure 1 with the cabinet door removed.

Fig. 3 is a schematic structural view of the fan.

Fig. 4 is a schematic structural view of the baffle.

Description of reference numerals: 1. a cabinet body; 10. a base plate; 11. a side plate; 110. an opening; 111. heat dissipation holes; 12. a back plate; 13. a top plate; 14. a cabinet door; 2. a support cylinder; 3. a mounting frame; 30. installing a frame; 31. a support bar; 32. a connecting rod is fixed; 4. a fan; 40. a filter screen; 41. a first clip member; 5. a baffle plate; 50. a second clip member; 6. a fixing member; 60. a chute; 61. a hole of abdication; 7. a drive assembly; 70. a drive motor; 71. a drive worm; 72. a drive worm gear; 73. a push rod; 74. a slider; 75. a connecting rod; 8. a temperature sensor.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses lightweight switch board. Referring to fig. 1, a lightweight switch board, including the cabinet body 1, the cabinet body 1 is formed by a bottom plate 10, two curb plates 11, a backplate 12, a roof 13 and the concatenation of a cabinet door 14, has all seted up two square openings 110 on every curb plate 11, and two openings 110 are laid along the direction of height of the cabinet body 1 on curb plate 11, have still seted up a plurality of louvres 111 on curb plate 11, and a plurality of louvres 111 distribute between two openings 110.

Referring to fig. 1 and 2, two support cylinders 2 are welded on the inner wall of the side plate 11 corresponding to each opening 110, the two support cylinders 2 are coaxially arranged, the length direction of the two support cylinders 2 is perpendicular to the back plate 12, and the two support cylinders 2 are distributed on two sides of the opening 110; slide between two support section of thick bamboo 2 of coaxial setting and be connected with a mounting bracket 3, mounting bracket 3 includes installing frame 30, and installing frame 30 is the rectangle form, has a bracing piece 31 at the equal perpendicular rigid coupling in the both ends of installing frame 30, and bracing piece 31 slides and wears to locate in the support section of thick bamboo 2.

Referring to fig. 2 and 3, a fan 4 for accelerating heat dissipation of a power distribution cabinet is installed in an installation frame 30, three fastening rods 32 are vertically welded on the upper side and the lower side of the fan 4, one ends of the fastening rods 32, which are far away from the fan 4, are welded on the installation frame 30, a filter screen 40 for reducing the entering of external fallen leaves into the cabinet body 1 from the opening 110 is fixedly connected to one side of the fan 4, which is close to the opening 110, the filter screen 40 is detachably covered at the opening 110, two first clamping pieces 41 detachably clamped in the opening 110 are fixedly connected to one side of the filter screen 40, which is far away from the fan 4, the first clamping pieces 41 are rubber strips, the first clamping pieces 41 are vertically arranged, the two first clamping pieces 41 can detachably contact with two side walls of the opening 110, and the fan 4 can be detachably clamped in the opening 110 through the two first clamping pieces 41; two fans 4 on one side of the cabinet body 1 are air inlet fans, two fans 4 on the other side of the cabinet body 1 are air outlet fans, and the fans 4 on the two sides work together, so that the speed of air exchange inside and outside the cabinet body 1 is effectively increased.

Referring to fig. 2 and 4, when need not to use fan 4 to dispel the heat, in order to reduce external dust, the condition that pollutants such as insect entered into cabinet 1 through opening 110 takes place, still install a baffle 5 in installing frame 30, baffle 5 is located the one side that fan 4 is close to cabinet door 14, baffle 5 is a square board that the face area is greater than the area of opening 110, baffle 5 is on a parallel with curb plate 11, baffle 5 is likewise through six solidus pole 32 rigid couplings on installing frame 30, one side that baffle 5 is close to curb plate 11 bonds and has a second fastener 50, second fastener 50 is a square sheet rubber, second fastener 50 can be dismantled the card and locate in opening 110, four sides of second fastener 50 are the arcwall face that second fastener 50 got into opening 110 for convenience.

Referring to fig. 1 and 2, a fixing member 6 is disposed between two mounting frames 30 on the same side plate 11, the fixing member 6 is a strip-shaped structure welded on the inner wall of the side plate 11, the length direction of the fixing member 6 is perpendicular to the back plate 12, a sliding groove 60 is disposed on the fixing member 6 along the length direction of the fixing member 6, and a yielding hole 61 is disposed on the top surface and the bottom surface of the fixing member 6 respectively.

Referring to fig. 1 and 2, a driving assembly 7 is disposed on one side of the fixing member 6 close to the cabinet door 14, the driving assembly 7 includes a driving motor 70, the driving motor 70 is mounted on an inner wall of the side plate 11, an output shaft of the driving motor 70 is disposed downward, a driving worm 71 is coaxially and fixedly connected to the output shaft of the driving motor 70, a driving worm wheel 72 is engaged with one side of the driving worm 71 close to the fixing member 6, the driving worm wheel 72 is disposed between the driving worm 71 and the fixing member 6, a push rod 73 is hinged to a position of the driving worm wheel 72 deviating from a center of a circle, a slider 74 is hinged to one end of the push rod 73 far away from the driving worm 71, the slider 74 is slidably disposed in the chute 60, a connecting rod 75 is welded to both upper and lower ends of the slider 74, the connecting rod 75 is disposed through the abdicating hole 61, one end of the connecting rod 75 far away from the slider 74 is welded to the mounting frame 30, a temperature sensor 8 for measuring the internal temperature of the cabinet 1 is further mounted on the inner wall of the side plate 11, the temperature sensor 8 is electrically connected to the drive motor 70.

The implementation principle of a lightweight switch board of the embodiment of the application is as follows: when the temperature of the cabinet body 1 inside reaches 40 ℃, temperature sensor 8 transmits the signal of telecommunication for driving motor 70, driving motor 70 starts, driving worm 71 rotates, driving worm 71 drives driving worm wheel 72 and rotates, driving worm wheel 72 drives push rod 73 pulling slider 74, make slider 74 to the direction removal near cabinet door 14, slider 74 drives the installing frame 30 through connecting rod 75 and slides to the direction near the cabinet door, second fastener 50 breaks away from opening 110, opening 110 is gone into to first fastener 41 card, fan 4 starts, compare in the correlation technique, the lightweight switch board of this application is through installing fan 4 in cabinet body 1 both sides, accelerated the exchange rate of the inside and outside air of cabinet body 1, the radiating efficiency of switch board has been improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a lightweight switch board which characterized in that: including the cabinet body (1), be provided with opening (110) on the cabinet body (1), fan (4) are installed to the position that is equipped with opening (110) on the inner wall of the cabinet body (1), be provided with on the inner wall of the cabinet body (1) and be used for driving fan (4) to being close to opening (110) or keeping away from drive assembly (7) that the direction of opening (110) removed, still be provided with temperature sensor (8) that are used for controlling fan (4) and drive assembly (7) work on the inner wall of the cabinet body (1).

2. The light-weight power distribution cabinet according to claim 1, characterized in that: the cabinet body (1) internal slipping is connected with mounting bracket (3), fan (4) are installed on mounting bracket (3), still install baffle (5) that are used for sealing opening (110) on mounting bracket (3), baffle (5) with fan (4) are arranged along the direction of sliding of mounting bracket (3) on mounting bracket (3), mounting bracket (3) are connected with drive assembly (7).

3. The light-weight power distribution cabinet according to claim 2, characterized in that: the driving component (7) comprises a driving motor (70), the driving motor (70) is arranged on the inner wall of the cabinet body (1), the output shaft of the driving motor (70) is connected with a transmission worm (71), the inner wall of the cabinet body (1) is also rotatably connected with a transmission worm wheel (72), the transmission worm (71) is meshed with the transmission worm wheel (72), a push rod (73) is hinged on the transmission worm wheel (72) at a position deviating from the axis, one end of the push rod (73) far away from the transmission worm wheel (72) is hinged with a slide block (74), a fixing piece (6) is arranged on the cabinet body (1), a sliding groove (60) is arranged on the fixing piece (6) along the sliding direction of the mounting rack (3), the sliding block (74) is arranged in the sliding groove (60) in a sliding way, the mounting rack (3) is fixed on the sliding block (74), the temperature sensor (8) is electrically connected with the driving motor (70).

4. The light-weight power distribution cabinet according to claim 3, characterized in that: the utility model discloses a cabinet, including the cabinet body, the cabinet body is equipped with a support section of thick bamboo (2) to the rigid coupling on (1) inner wall, the length direction of a support section of thick bamboo (2) is on a parallel with the glide direction of mounting bracket (3), be provided with bracing piece (31) on mounting bracket (3), bracing piece (31) slide and wear to locate in a support section of thick bamboo (2).

5. The light-weight power distribution cabinet according to claim 2, characterized in that: a filter screen (40) is arranged on one side, close to the opening (110), of the fan (4), and the filter screen (40) can be detachably covered on the opening (110).

6. The light-weight power distribution cabinet according to claim 5, characterized in that: one side of the filter screen (40) close to the opening (110) is provided with a first clamping piece (41), and the first clamping piece (41) is detachably clamped in the opening (110).

7. The light-weight power distribution cabinet according to claim 6, characterized in that: one side of the baffle (5) close to the opening (110) is provided with a second clamping piece (50), and the second clamping piece (50) is detachably clamped in the opening (110).

8. The light-weight power distribution cabinet according to claim 1, characterized in that: the opening (110) is provided with a plurality of, and is a plurality of opening (110) distributes on two curb plates (11) of the cabinet body (1), and fan (4) that are located on one curb plate (11) are the air inlet machine, and fan (4) that are located on another curb plate (11) are the air-out machine.