CN216958973U

CN216958973U - Power distribution cabinet capable of automatically keeping internal dryness according to external environment

Info

Publication number: CN216958973U
Application number: CN202220205800.7U
Authority: CN
Inventors: 郭松川; 郭晓川; 骆桂芝
Original assignee: Yunnan Sanchuan Electric Technology Co ltd
Current assignee: Yunnan Sanchuan Electric Technology Co ltd
Priority date: 2022-01-25
Filing date: 2022-01-25
Publication date: 2022-07-12
Anticipated expiration: 2032-01-25

Abstract

The utility model relates to the technical field of power distribution cabinets, in particular to a power distribution cabinet capable of automatically keeping the internal dryness according to the external environment, which comprises a cabinet body, wherein the bottom of the cabinet body is provided with a support frame, the support frame comprises two support rods welded and fixed with the cabinet body, a mounting plate is arranged between the two support rods, and the bottom of the mounting plate is fixedly provided with a wind-collecting cover. So as to keep the inside of the cabinet dry.

Description

Power distribution cabinet capable of automatically keeping internal dryness according to external environment

Technical Field

The utility model relates to the technical field of power distribution cabinets, in particular to a power distribution cabinet capable of automatically keeping internal dryness according to an external environment.

Background

The distribution cabinet (case) is a final-stage device of a distribution system and is divided into a power distribution cabinet (case), a lighting distribution cabinet (case) and a metering cabinet (case). The power distribution cabinet is a general name of a motor control center. The power distribution cabinet is used in the occasions with dispersed loads and less loops, and the motor control center is used in the occasions with concentrated loads and more loops. They distribute the power of a certain circuit of the upper-level distribution equipment to the nearby loads.

The condensation phenomenon refers to the phenomenon that when the temperature of the surface of the inner wall of the cabinet body is reduced to be lower than the dew point temperature, water drops are condensed on the surface of the inner wall. The occurrence of condensation inside the switchgear can cause accidents such as creepage, flashover and the like to a certain extent. Present switch board is for keeping the degree of dryness of the internal portion of cabinet, needs a plurality of staff to nurse the cabinet body in turn, and when the condensation phenomenon took place in the internal portion of cabinet, the staff needed manual dehumidification, has certain danger, and the staff need open the cabinet door at the dehumidification in-process, leads to external dust and impurity to enter into the internal, inconvenient cleanness of cabinet. In view of this, we propose a switch board that can automatically maintain the internal dryness according to the external environment.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a power distribution cabinet capable of automatically keeping the internal dryness according to the external environment so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a can be according to switch board of external environment automatic stay inside dryness, includes the cabinet body, the bottom of the cabinet body is provided with the support frame, the support frame include two with cabinet body welded fastening's bracing piece, two be equipped with the mounting panel between the bracing piece, the top central point department welded fastening of putting of mounting panel has the dust-proof box, the inside of dust-proof box is fixed with the fan, just the air intake and the air outlet department of fan are connected with the air-supply line respectively and go out the tuber pipe, it keeps away from to go out the tuber pipe the one end of fan is connected with the heating pipe, the other end of heating pipe is fixed with the connecting pipe, be fixed with the blast pipe that wholly is "U" font structure on the connecting pipe, just install a plurality of shower nozzle on the body of blast pipe, the bottom of mounting panel is fixed with the wind-collecting cover.

Preferably, the cabinet body is front end open-ended rectangle cavity formula structure, the front end of the cabinet body is articulated to have a cabinet door, fixed mounting has humidity transducer on one side inner wall of the cabinet body, install temperature sensor on the cabinet door, humidity transducer with temperature sensor all with fan electric connection.

Preferably, be equipped with first rectangle frame and two second rectangle frames in the wind-collecting cover, the bonding is fixed with the active carbon filling layer on the inner wall of first rectangle frame, two bonding respectively is fixed with electrostatic adsorption layer and filter screen in the second rectangle frame, just electrostatic adsorption layer is located the top of filter screen.

Preferably, one end, far away from the fan, of the air inlet pipe penetrates through the mounting plate and vertically extends downwards, and the bottom end of the air inlet pipe is located above the activated carbon filling layer.

Preferably, the wind-collecting cover has all seted up the spout on the inner wall of both ends around, and all bonds on the inslot wall of two spouts and is fixed with the magnet board, first rectangle frame and two the equal welded fastening in both ends around the second rectangle frame have with the iron plate of spout size looks adaptation.

Preferably, two equal threaded connection in one end that the bracing piece was carried on the back mutually has two first bolts, is located same two on the bracing piece the one end of first bolt all runs through the bracing piece and extends to in the mounting panel.

Preferably, a fan is installed at the top end of the cabinet body.

Compared with the prior art, the utility model has the following beneficial effects: the power distribution cabinet capable of automatically keeping the internal dryness according to the external environment can automatically switch on the power supply of the fan when the temperature of the external environment is lower and reaches the set value of the temperature sensor, the fan generates suction force when working, external cold air is sucked into the fan through the air inlet pipe, and the external cold air needs to be sequentially treated through the filter screen, the electrostatic adsorption layer and the active carbon filling layer in the air collecting cover before entering the air inlet pipe, then the external cold air is sent into the heating pipe through the air outlet pipe at the air outlet of the fan to be heated, and finally the heated cold air is sent into the cabinet body through the plurality of spray heads on the air supply pipe to keep the internal dryness of the cabinet body, so that the problem that the current power distribution cabinet needs a plurality of workers to take care of the cabinet body in turn to keep the dryness of the internal part of the cabinet body in order to keep the dryness of the internal part of the current power distribution cabinet body is solved, and when the condensation phenomenon occurs in the internal part of the cabinet body, the workers need to manually remove the dampness, have certain danger, and the staff need open the cabinet door at the dehumidification in-process, lead to external dust and impurity to enter into the cabinet internal, inconvenient clear problem.

Drawings

FIG. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;

fig. 2 is a schematic structural view of a cabinet in embodiment 1 of the present invention;

fig. 3 is a schematic structural view of a support frame in embodiment 1 of the present invention;

FIG. 4 is a sectional view of a dust box in embodiment 1 of the present invention;

fig. 5 is a sectional view of a wind-collecting cover in embodiment 1 of the present invention;

fig. 6 is a schematic structural view of a top plate in embodiment 2 of the present invention.

The meaning of the individual reference symbols in the figures is:

1. a cabinet body; 11. a humidity sensor; 12. a fan; 2. a cabinet door; 3. a temperature sensor; 4. a support frame; 41. a support bar; 42. mounting a plate; 43. a first bolt; 44. a dust-proof box; 441. a fan; 442. an air inlet pipe; 443. an air outlet pipe; 45. heating a tube; 46. a connecting pipe; 47. an air supply pipe; 48. a spray head; 49. a wind collecting cover; 491. a chute; 492. an iron absorbing plate; 493. a first rectangular frame; 494. a second rectangular frame; 495. an iron block; 496. an activated carbon filling layer; 497. an electrostatic adsorption layer; 498. filtering with a screen; 5. a top plate; 51. a rectangular plate; 52. a second bolt; 53. a rain shield.

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.

In the description of the present invention, it is to be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations and positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Example 1

Referring to fig. 1-5, the present embodiment provides a technical solution:

the utility model provides a can be according to switch board of external environment automatic maintenance inside dryness, including the cabinet body 1, the bottom of the cabinet body 1 is provided with support frame 4, support frame 4 includes two bracing pieces 41 with cabinet body 1 welded fastening, be equipped with mounting panel 42 between two bracing pieces 41, the top central point department welded fastening of mounting panel 42 has dust-proof box 44, dust-proof box 44's inside is fixed with fan 441, and fan 441's air intake and air outlet department are connected with air-supply line 442 and play tuber pipe 443 respectively, the one end that fan 441 was kept away from to play tuber pipe 443 is connected with heating pipe 45, the other end of heating pipe 45 is fixed with connecting pipe 46, be fixed with wholly on the connecting pipe 46 and be "U" font structure's blast pipe 47, and install a plurality of shower nozzle 48 on blast pipe 47's the body, the bottom of mounting panel 42 is fixed with air-collecting cover 49.

It is worth to be noted that, a plurality of electric heating wires are arranged in the heating pipe 45, and the temperature of the electric heating wires can be increased after the electric heating wires are powered on, so that the external cold air can be conveniently heated.

In this embodiment, the cabinet body 1 is front end open-ended rectangle cavity formula structure, the front end of the cabinet body 1 articulates there is cabinet door 2, fixed mounting has humidity transducer 11 on one side inner wall of the cabinet body 1, install temperature sensor 3 on the cabinet door 2, humidity transducer 11 and temperature sensor 3 all with fan 441 electric connection, when the lower and temperature of external environment temperature reached temperature sensor 3's setting value, can switch on fan 441 power automatically, send into the outside cold air through fan 441 to heat in the heating pipe 45, and send into the cabinet body 1 through shower nozzle 48 with the cold air after the heating, make the cabinet body 1 internal keep dry, prevent to take place the condensation phenomenon in the cabinet body 1, and when the humidity in the cabinet body 1 reached the setting value of the humidity transducer 11 in the cabinet body 1, can automatic disconnection fan 441 power, avoid sending into hot-blastly to cabinet body 1 inside always.

Further, a first rectangular frame 493 and two second rectangular frames 494 are arranged in the air collecting hood 49, an activated carbon filling layer 496 is fixedly bonded on the inner wall of the first rectangular frame 493, a static adsorption layer 497 and a filter screen 498 are respectively fixedly bonded in the two second rectangular frames 494, the static adsorption layer 497 is located above the filter screen 498, a suction force is generated when the fan 441 works, the filter screen 498 can intercept larger impurities in the outside cold air, the static adsorption layer 497 can adsorb particles and dust mixed in the air, and the activated carbon filling layer 496 can deeply purify the cold air entering the air collecting hood 49.

Furthermore, one end of the air inlet pipe 442, which is far away from the fan 441, penetrates through the mounting plate 42 and extends vertically downward, and the bottom end of the air inlet pipe 442 is located above the activated carbon filling layer 496, so that cold air entering the air inlet pipe 442 can be treated by passing through the filter screen 498, the electrostatic adsorption layer 497 and the activated carbon filling layer 496 in sequence, and external dust and impurities are prevented from entering the cabinet 1.

Still further, spout 491 has all been seted up on the both ends inner wall around the wind-collecting cover 49, and all bonds on the inslot wall of two spout 491 and is fixed with magnet plate 492, and first rectangle 493 and two second rectangle 494 all welded fastening have with the iron plate 495 of spout 491 size looks adaptation around both ends, conveniently take out first rectangle 493 and two second rectangle 494 from the wind-collecting cover 49, clean or change active carbon filling layer 496, electrostatic absorption layer 497 and filter screen 498.

In addition, two first bolts 43 are connected to opposite ends of the two support rods 41 through threads, and one ends of the two first bolts 43 located on the same support rod 41 penetrate through the support rod 41 and extend into the mounting plate 42, so that the mounting plate 42 can be fixed between the two support rods 41.

It is worth noting that the fan 12 is installed at the top end of the cabinet body 1, so as to conveniently cool the inside of the cabinet body 1.

It should be added that the air supply pipe 47 is fixedly bonded to the inner walls of the two sides of the cabinet 1, and one end of the connecting pipe 46, which is far away from the heating pipe 45, penetrates through the bottom wall of the cabinet 1 and is communicated with the air supply pipe 47, so that the heated cold air is conveniently sent into the cabinet 1.

When the power distribution cabinet of this embodiment is in use, which can automatically maintain the internal dryness according to the external environment, it is checked whether the first rectangular frame 493 and the two second rectangular frames 494 are in the air collecting hood 49, when the external environment temperature is low and reaches the set value of the temperature sensor 3, the power supply of the fan 441 can be automatically turned on, when the fan 441 works, a suction force is generated, the external cold air is sucked into the fan 441 through the air inlet pipe 442, and before entering the air inlet pipe 442, the external cold air needs to be sequentially treated through the filter screen 498, the electrostatic adsorption layer 497 and the activated carbon packing layer 496 in the air collecting hood 49, then the external cold air is sent into the heating pipe 45 through the air outlet pipe 443 at the air outlet of the fan 441 to be heated, then the hot air is sent into the air sending pipe 47 through the connecting pipe 46, and finally the heated cold air is sent into the cabinet body 1 through the plurality of nozzles 48 on the air feeding pipe 47, the interior of the cabinet body 1 is kept dry, condensation in the cabinet body 1 is prevented, and when the humidity in the cabinet body 1 reaches the set value of the humidity sensor 11 in the cabinet body 1, the power supply of the fan 441 can be automatically cut off, so that hot air is prevented from being always fed into the cabinet body 1.

Example 2

Referring to fig. 6, the present embodiment provides the following technical solutions based on embodiment 1: the upper surface of the cabinet body 1 is provided with the roof 5, and the upper surface welded fastening of roof 5 has weather shield 53, can protect installing in the outdoor cabinet body 1, avoids the rainwater to enter into the cabinet body 1 in, leads to the inside humidity of the cabinet body 1.

In addition, all welded fastening has rectangular plate 51 on the both ends outer wall of roof 5, and equal threaded connection has a plurality of second bolt 52 on two rectangular plate 51, and rectangular plate 51 is through a plurality of second bolt 52 and cabinet body 1 threaded fastening, conveniently demolishs roof 5 from the cabinet body 1.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a can be according to switch board of external environment automatic maintenance inside dryness, includes the cabinet body (1), the bottom of the cabinet body (1) is provided with support frame (4), its characterized in that: the supporting frame (4) comprises two supporting rods (41) which are fixedly welded with the cabinet body (1), a mounting plate (42) is arranged between the two supporting rods (41), a dust-proof box (44) is welded and fixed at the center of the top end of the mounting plate (42), a fan (441) is fixed inside the dust-proof box (44), and the air inlet and the air outlet of the fan (441) are respectively connected with an air inlet pipe (442) and an air outlet pipe (443), one end of the air outlet pipe (443), which is far away from the fan (441), is connected with a heating pipe (45), the other end of the heating pipe (45) is fixed with a connecting pipe (46), the connecting pipe (46) is fixed with an air supply pipe (47) which is integrally in a U-shaped structure, and a plurality of spray heads (48) are arranged on the body of the air supply pipe (47), and an air collecting cover (49) is fixed at the bottom of the mounting plate (42).

2. The switch board that can keep inside dryness according to external environment automation of claim 1, characterized in that: the cabinet body (1) is front end open-ended rectangle cavity formula structure, the front end of the cabinet body (1) is articulated to have cabinet door (2), fixed mounting has humidity transducer (11) on one side inner wall of the cabinet body (1), install temperature sensor (3) on cabinet door (2), humidity transducer (11) with temperature sensor (3) all with fan (441) electric connection.

3. The switch board that can keep inside dryness according to external environment automation of claim 1, characterized in that: the wind collection cover is characterized in that a first rectangular frame (493) and two second rectangular frames (494) are arranged in the wind collection cover (49), an activated carbon filling layer (496) is fixedly bonded on the inner wall of the first rectangular frame (493), a static adsorption layer (497) and a filter screen (498) are respectively fixedly bonded in the two second rectangular frames (494), and the static adsorption layer (497) is located above the filter screen (498).

4. The switch board that can keep inside dryness according to external environment automation of claim 3, characterized in that: one end of the air inlet pipe (442), which is far away from the fan (441), penetrates through the mounting plate (42) and vertically extends downwards, and the bottom end of the air inlet pipe (442) is positioned above the activated carbon filling layer (496).

5. The switch board that can keep inside dryness according to external environment automation of claim 3, characterized in that: sliding grooves (491) are formed in the inner walls of the front end and the rear end of the wind collecting cover (49), iron absorbing plates (492) are fixedly bonded to the inner walls of the two sliding grooves (491), and iron blocks (495) matched with the sliding grooves (491) in size are fixedly welded to the front end and the rear end of the first rectangular frame (493) and the two second rectangular frames (494).

6. The switch board that can keep inside dryness according to external environment automation of claim 1, characterized in that: two equal threaded connection of one end that bracing piece (41) carried on the back mutually has two first bolts (43), is located same two on bracing piece (41) the one end of first bolt (43) all runs through bracing piece (41) and extends to in mounting panel (42).

7. The switch board that can keep inside dryness according to external environment automation of claim 1, characterized in that: the top end of the cabinet body (1) is provided with a fan (12).