CN211151292U

CN211151292U - Dust removal switch board

Info

Publication number: CN211151292U
Application number: CN202020113693.6U
Authority: CN
Inventors: 侯鹏伟; 李子涵; 杨秀珍; 陈玉红
Original assignee: Jiubian Electric Co ltd
Current assignee: Jiubian Electric Co ltd
Priority date: 2020-01-17
Filing date: 2020-01-17
Publication date: 2020-07-31
Anticipated expiration: 2030-01-17

Abstract

The utility model relates to a dust removal power distribution cabinet, which relates to the technical field of power distribution and comprises a box body, wherein an air inlet and an air outlet are arranged on the box body; install the filtering component who covers the air intake on the box outer wall, filtering component sets up in the mounting panel of mounting panel and rotates the first filter screen that sets up in the mounting panel including fixed the setting in the air intake, and first filter screen includes rotates the rack of being connected and a plurality of net pieces that can dismantle and set up in the rack with the mounting panel. The washing number of times of first filter screen is too much can accelerate the damage of first filter screen, nevertheless receives the impression of factors such as the direction of flow of air when the air intake admits air, and accumulational speed is different on the different positions on the first filter screen of dust, and when waiting to whole first filter screen pocket pile up the dust, the rewashing can lead to this dust removal switch board radiating effect to worsen, dismantles the more net piece of dust and washs, makes the utility model discloses can reduce piling up of dust when guaranteeing the radiating effect.

Description

Dust removal switch board

Technical Field

The utility model belongs to the technical field of the technique of distribution and specifically relates to a dust removal switch board is related to.

Background

The power distribution cabinet is a control center for reasonably distributing electric energy to various components in a command power supply line, and the power distribution cabinet inwards assembles switching equipment, measuring instruments, protective electrical appliances and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen according to the electrical wiring requirement. When the power distribution cabinet operates normally, the circuit can be switched on or switched off by means of a manual or automatic switch. When the power distribution cabinet is in fault or abnormal operation, the circuit is cut off or an alarm is given by means of the protective electrical appliance.

During operation, all kinds of power meters and power conversion devices in the power distribution cabinet can generate heat, and in order to enable the power distribution cabinet to dissipate heat, the power distribution cabinet can be provided with heat dissipation meshes. However, in the practical use process, after the power distribution cabinet runs for a period of time, meshes in the gas are still accumulated on the heat dissipation meshes, so that the meshes are blocked.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a dust removal switch board, its technical problem that solve is, when guaranteeing the radiating effect, the dust that reduces the switch board is piled up.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a dedusting power distribution cabinet comprises a box body and a box door which is rotatably arranged on the box body, wherein an air inlet and an air outlet are formed in the box body, the air outlet is positioned above the air inlet, a fan is fixedly arranged in the box body, and the fan blows air in the air inlet to the air outlet;

install the cover on the box outer wall the filter assembly of air intake, filter assembly including fixed set up in the mounting panel of air intake with rotate set up in the first filter screen of mounting panel, first filter screen include with the mounting panel rotate the rack of connecting and a plurality of can dismantle set up in the net piece of rack, the net piece with the rotation axis of rack is central circumference interval distribution, the rack is close to one side of box with the laminating is contradicted to the box outer wall.

By adopting the technical scheme, the fan blows the air at the air inlet to the air outlet so as to accelerate the heat dissipation in the box body, the air enters the box body after most of dust is filtered by the first filter screen, and the fan enables the air to flow upwards so that a small amount of dust left in the air moves upwards along with the air, so that the deposition of the dust in the box body is reduced;

the washing number of times of first filter screen is too much can accelerate the damage of first filter screen, nevertheless receive the impression of factors such as the flow direction of air when the air intake admits air, accumulational speed is different on the different positions on the first filter screen of dust, if wait to wash then can lead to this dust removal switch board radiating effect variation when whole first filter screen pocket is piled up with the dust again, dismantle and correspond the more net piece of dust and wash to make this dust removal switch board can reduce piling up of dust when guaranteeing the radiating effect.

The utility model discloses further set up to: the net rack comprises a rotating shaft and a plurality of rack rods, wherein the rotating shaft is rotatably connected with the mounting plate, the rack rods are fixedly connected to the outer circular surface of the rotating shaft, all the rack rods are circumferentially distributed at equal intervals by taking the axis of the rotating shaft as a center, and a net piece is mounted between every two adjacent rack rods.

Through adopting above-mentioned technical scheme, install a net piece so that the axis that the net piece used the pivot is central circumference interval distribution between two adjacent hack levers to make the distribution position symmetry of net piece on the hack lever, thereby be convenient for the production and the use of first filter screen.

The utility model discloses further set up to: the net sheets are arranged in a fan-shaped, triangular or trapezoidal sheet shape, and one side of the rack rod facing the net sheets is provided with an embedded sliding groove for the side edge of the net sheets to be embedded in a sliding mode.

Through adopting above-mentioned technical scheme, the side slip of net piece gets into or breaks away from to inlay the spout to realize the installation and the dismantlement between net piece and the hack lever, thereby make the dismouting of net piece more simple and convenient.

The utility model discloses further set up to: an annular guide sliding block is fixedly arranged on the air outlet in a surrounding mode, a guide sliding groove for enabling the rack rod to be far away from one end of the rotating shaft to slide is formed between the guide sliding block and the outer wall of the box body, and a piece taking groove for enabling the net piece to be separated from the rack rod in a sliding mode is formed in the outer circular surface of the guide sliding block.

Through adopting above-mentioned technical scheme, the hack lever is kept away from the one end of pivot and is slided in leading the spout so that the slider can restrict the net piece and slide and break away from the hack lever, and the net piece slides and breaks away from the hack lever only in the position of getting the piece groove to the installation stability between net piece and the rack has been improved.

The utility model discloses further set up to: the piece taking groove is located at the upper end of the guide sliding block, and an opening and closing cover plate used for opening or closing the piece taking groove is rotatably arranged on the piece taking groove.

Through adopting above-mentioned technical scheme, open and close the apron and close and get the piece groove in order to avoid net piece maloperation to break away from the rack to the installation stability between net piece and the rack has been improved.

The utility model discloses further set up to: and a second filter screen covering the air outlet is detachably arranged on the outer wall of the box body.

Through adopting above-mentioned technical scheme, the second filter screen covers the air outlet to under the circumstances of avoiding the fan inoperative, gaseous flows backwards and carries the dust to get into the box when getting into the box from the air outlet.

The utility model discloses further set up to: and an air deflector fixedly connected with the box body is arranged above the air outlet, and the air deflector inclines downwards along the direction far away from the box body.

Through adopting above-mentioned technical scheme, gaseous from the air outlet leave the box after, flow downwards under the effect of aviation baffle to make gaseous can blow at adjacent dust removal switch board or other equipment, with the cooling of blowing to adjacent dust removal switch board or other equipment.

The utility model discloses further set up to: the air conditioner is characterized in that a partition board is fixedly arranged in the box body, the partition board divides the box body into a working cavity and an air guide cavity, the working cavity is located above the air guide cavity, the air outlet is located in the working cavity, the air inlet is communicated with the air guide cavity, and the fan is located in the air guide cavity.

Through adopting above-mentioned technical scheme, the setting of baffle for the air current can be stable from the lower side upwards flow, thereby improves this dust removal switch board's dust removal effect.

The utility model discloses further set up to: the baffle is provided with a plurality of air passing holes along the vertical direction in a penetrating way.

Through adopting above-mentioned technical scheme, gaseous upwards flows through the gas pocket dispersion of difference to each position all has the even stable passing through of air current in making the box.

The utility model discloses further set up to: and part of meshes on the net rack are replaced by blocking pieces.

Through adopting above-mentioned technical scheme, the separation blade can shelter from the air intake after replacing the net piece to reduce the opening size of air intake, can realize the regulation to air intake open-ended size through the quantity of control rack top separation blade.

To sum up, the utility model discloses a beneficial technological effect does:

1. the fan blows air at the air inlet to the air outlet to accelerate heat dissipation in the box body, the air enters the box body after most of dust is filtered by the first filter screen, and the fan enables the air to flow upwards so that a small amount of dust left in the air moves upwards along with the air, and therefore deposition of the dust in the box body is reduced;

2. the first filter screen is damaged more times by cleaning, but under the impression of factors such as the flow direction of gas when air enters from the air inlet, the speed of accumulation at different positions on the first filter screen of dust is different, if the dust is accumulated in the whole first filter screen bag, the heat dissipation effect of the dust removal power distribution cabinet is deteriorated by cleaning, and the mesh with more dust is detached for cleaning, so that the dust removal power distribution cabinet can reduce the accumulation of dust while ensuring the heat dissipation effect;

3. the air intake can be sheltered from behind the separation blade replacement net piece to reduce the opening size of air intake, can realize the regulation to air intake open-ended size through the quantity of control rack top separation blade.

Drawings

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

FIG. 2 is a schematic view of the installation structure of the filter assembly of the present invention;

fig. 3 is a schematic sectional structure of the present invention;

fig. 4 is an exploded view of the filter assembly of the present invention.

In the figure, 1, a box body; 11. an air inlet; 12. an air outlet; 13. a working chamber; 14. a wind guide cavity; 2. a box door; 3. a fan; 4. a filter assembly; 41. mounting a plate; 42. a first filter screen; 421. a net frame; 4211. a rotating shaft; 4212. a frame bar; 4213. embedding a sliding chute; 422. a mesh sheet; 423. a baffle plate; 43. a guide slider; 431. a guide chute; 432. a slice taking groove; 433. opening and closing the cover plate; 5. a second filter screen; 51. a guide rail; 6. an air deflector; 7. a partition plate; 71. and (4) air passing holes.

Detailed Description

A preferred embodiment of the present invention will be described in detail below with reference to the accompanying drawings.

Refer to fig. 1 and fig. 2, do the utility model discloses a dust removal switch board, set up in the chamber door 2 of box 1 including box 1 and rotation.

The box body 1 is a cuboid and is vertically arranged. The direction of height of box 1 sets up along vertical direction, and the length direction and the width direction of box 1 all set up along the horizontal direction.

The opening of the case 1 is located on one side in the width direction thereof. The door 2 rotates to open or close the opening of the cabinet 1. The rotation axis of the door 2 is arranged in the vertical direction.

Furthermore, the box body 1 is provided with an air inlet 11 and an air outlet 12. The air inlet 11 is positioned on the side wall of the other side of the width direction of the box body 1. The number of the air outlets 12 is two, and the two air outlets 12 are respectively located on the side walls of the two sides of the box body 1 in the length direction. The air outlet 12 is located above the air inlet 11. Preferably, the air inlet 11 is arranged in a circle.

Referring to fig. 2 and 3, a partition 7 is fixedly provided in the case 1. The partition 7 has a rectangular plate shape to be horizontally disposed. The both ends terminal surface of 7 length direction of baffle is contradicted the laminating with the inner wall at length direction both ends in the box 1 respectively, and 7 width direction's of baffle both ends terminal surface contradicts the laminating with the inner wall at 1 interior width direction both ends of box respectively to divide into working chamber 13 and wind-guiding chamber 14 in with box 1.

Various power meters and power conversion devices are installed in the working chamber 13. The working chamber 13 is located above the air guiding chamber 14. The outlet 12 is located in the working chamber 13. The box door 2 is positioned at one horizontal side of the working chamber 13, so that the working chamber 13 is communicated with the outside by opening the box door 2.

The air inlet end of the air guide cavity 14 is communicated with the air inlet 11, and the air outlet end of the air guide cavity 14 is communicated with the working cavity 13.

Further, a fan 3 is fixedly arranged in the box body 1, and the fan 3 blows air from the air inlet 11 to the air outlet 12. Preferably, the fan 3 is fixedly connected to the partition 7.

The partition plate 7 is provided with a plurality of air passing holes 71 in a penetrating manner along the vertical direction. All the air passing holes 71 are distributed on the partition plate 7 in a matrix manner, so that air below the partition plate 7 flows upwards in a dispersed manner through different air passing holes 71, and air flow can uniformly and stably pass through all positions in the box body 1.

Referring to fig. 2 and 3, a filter assembly 4 covering the intake port 11 is installed on an outer wall of the cabinet 1. Specifically, the filter assembly 4 includes a mounting plate 41 fixedly disposed at the air inlet 11 and a first filter 42 rotatably disposed at the mounting plate 41.

The surface of the mounting plate 41 is attached to the outer wall of the box body 1. The mounting plate 41 is provided in a fan-plate shape to have a large end and a small end. The large end of the mounting plate 41 is located above the small end of the mounting plate 41. The large end of the mounting plate 41 is located on the outer wall of the box 1 above the air inlet 11, and the small end of the mounting plate 41 is located within the range of the air inlet 11, so that the mounting plate 41 partially covers the air inlet 11.

The first filter 42 includes a net rack 421 rotatably connected to the mounting plate 41 and a plurality of net pieces 422 detachably mounted on the net rack 421.

Referring to fig. 2 and 4, the net frame 421 includes a rotation shaft 4211 rotatably connected to the mounting plate 41 and a plurality of frame rods 4212 fixedly connected to an outer circumferential surface of the rotation shaft 4211. The rotating shaft 4211 is located at the small end of the mounting plate 41, and the axis of the rotating shaft 4211 passes through the center of the air inlet 11. The axis of the hack lever 4212 is perpendicular to the axis of the spindle 4211. All the rack rods 4212 are circumferentially and equally spaced around the axis of the rotating shaft 4211.

An installation space for installing the mesh 422 is formed between two adjacent rack rods 4212. The installation space is provided in a fan shape, a triangular shape or a trapezoidal shape to have a large end and a small end. The small end of the installation space is located on the outer wall surface of the rotation shaft 4211. One side of the hack lever 4212 close to the box body 1 is abutted and jointed with the outer wall of the box body 1.

Further, one side of the frame rod 4212 facing the mesh 422 is provided with an embedded sliding groove 4213 for the side of the mesh 422 to slide and insert. The fitting link 4213 extends in the axial direction of the mast 4212. The opening of the insertion groove 4213 faces the installation space and an end of the hack lever 4212 away from the rotation shaft 4211. The embedded sliding groove 4213 is in interference fit with the edge of the mesh 422.

The mesh 422 is in the shape of a fan, triangle or trapezoid sheet. The mesh 422 has a plurality of filter meshes. The mesh pieces 422 are circumferentially spaced apart from each other around the rotation axis of the net frame 421.

Referring to fig. 2 and 3, a ring-shaped guide slider 43 is fixedly arranged on the air outlet 12 in a surrounding manner, the section of the guide slider 43 is arranged in an L shape, the axis of the guide slider 43 is coincident with the axis of the rotating shaft 4211, and the inner diameter of the guide slider 43 is larger than the diameter of the air outlet 12

A guide sliding groove 431 for sliding one end of the rack rod 4212 far away from the rotating shaft 4211 is formed between the guide sliding block 43 and the outer wall of the box body 1. The opening of the guide groove 431 faces the center of the guide slider 43.

The outer circumferential surface of the guiding sliding block 43 is provided with a sheet taking groove 432 for the mesh sheet 422 to slide away from the rack rod 4212. The central angle of the sheet taking groove 432 is greater than or equal to the central angle of the mesh 422. Preferably, the sheet-taking groove 432 is located at the upper end of the guide slider 43.

Furthermore, an opening and closing cover plate 433 used for opening or closing the sheet taking groove 432 is rotatably arranged on the sheet taking groove 432. The open-close cover plate 433 is arranged in a circular arc plate shape. The rotating axis of the opening and closing cover plate 433 is parallel to the axis of the rotating shaft 4211.

It is worth mentioning that the blocking piece 423 is replaced by the part of the net piece 422 on the net rack 421. The blocking pieces 423 are arranged in a fan shape, a triangular shape or a trapezoid shape. The baffle 423 differs from the mesh 422 in that the baffle 423 does not have a filtering mesh for gas to pass through.

The air inlet 11 can be shielded after the blocking piece 423 replaces the net piece 422, so that the opening size of the air inlet 11 is reduced, and the opening size of the air inlet 11 can be adjusted by controlling the number of the blocking pieces 423 on the net rack 421.

Referring to fig. 1 and 2, a second filter 5 covering the air outlet 12 is detachably disposed on the outer wall of the cabinet 1. Preferably, a guide rail 51 for sliding the second filter 5 is fixedly arranged on the outer wall of the box 1. The longitudinal direction of the guide rail 51 is set in the horizontal direction and is parallel to the outer wall of the housing 1 to which the guide rail 51 is attached. The second filter screen 5 covers the air outlet 12, so that air is prevented from flowing back from the air outlet 12 to the box body 1 when the fan 3 does not work, and dust is prevented from entering the box body 1. The second filter 5 is detachable to facilitate cleaning and replacement of the second filter 5.

Furthermore, an air deflector 6 fixedly connected with the box body 1 is arranged above the air outlet 12, and the air deflector 6 inclines downwards along a direction far away from the box body 1. After the gas leaves the box body 1 from the air outlet 12, the gas flows downwards under the action of the air guide plate 6, so that the gas can be blown to an adjacent dust removal power distribution cabinet or other equipment, and the air is blown to the adjacent dust removal power distribution cabinet or other equipment for cooling.

The implementation principle of the embodiment is as follows: the first filter screen 42 covers the air inlet 11, the air enters the air guide cavity 14 after being filtered by most of dust through the first filter screen 42, flows upwards to the working cavity 13 under the action of the fan 3 in the air guide cavity 14, and finally leaves the box body 1 through the air outlet 12, heat in the box body 1 can be taken away in the flowing process of the air in the box body 1 to accelerate heat dissipation of the box body 1, and the air flows upwards to enable a small amount of dust left in the air to move upwards along with the air, so that deposition of the dust in the box body 1 is reduced.

The embodiments of the present invention are the preferred embodiments of the present invention, and not limited to the above, wherein the same reference numerals are used for the same components. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component. Therefore, the method comprises the following steps: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A dust removal power distribution cabinet comprises a cabinet body (1) and a cabinet door (2) rotatably arranged on the cabinet body (1), and is characterized in that an air inlet (11) and an air outlet (12) are formed in the cabinet body (1), the air outlet (12) is positioned above the air inlet (11), a fan (3) is fixedly arranged in the cabinet body (1), and the fan (3) blows air in the air inlet (11) to the air outlet (12);

install the cover on box (1) outer wall filter assembly (4) of air intake (11), filter assembly (4) including fixed set up in mounting panel (41) of air intake (11) with rotate set up in the first filter screen (42) of mounting panel (41), first filter screen (42) include with mounting panel (41) rotate rack (421) of connecting and a plurality of dismantlement set up in net piece (422) of rack (421), net piece (422) with the axis of rotation of rack (421) is central circumference interval distribution, rack (421) are close to one side of box (1) with the laminating is contradicted to box (1) outer wall.

2. The dust removal power distribution cabinet of claim 1, wherein the net rack (421) comprises a rotating shaft (4211) rotatably connected with the mounting plate (41) and a plurality of rack rods (4212) fixedly connected with the outer circumferential surface of the rotating shaft (4211), all the rack rods (4212) are circumferentially distributed at equal intervals by taking the axis of the rotating shaft (4211) as a center, and a mesh (422) is installed between two adjacent rack rods (4212).

3. The dust removal power distribution cabinet according to claim 2, wherein the mesh (422) is in a fan shape, a triangular shape or a trapezoidal shape, and one side of the rack bar (4212) facing the mesh (422) is provided with an embedded sliding groove (4213) for the side of the mesh (422) to be slidably embedded.

4. The dust removal power distribution cabinet according to claim 3, wherein an annular guide slider (43) is fixedly arranged on the air outlet (12) in a surrounding manner, a guide chute (431) for allowing one end of the rack bar (4212) far away from the rotating shaft (4211) to slide is formed between the guide slider (43) and the outer wall of the box body (1), and a sheet taking groove (432) for allowing the mesh sheet (422) to slide away from the rack bar (4212) is formed in the outer circumferential surface of the guide slider (43).

5. The dust removal power distribution cabinet according to claim 4, wherein the sheet taking groove (432) is located at the upper end of the guide sliding block (43), and an opening and closing cover plate (433) for opening or closing the sheet taking groove (432) is rotatably arranged on the sheet taking groove (432).

6. The dedusting power distribution cabinet according to claim 1, wherein a second filter screen (5) covering the air outlet (12) is detachably arranged on the outer wall of the cabinet (1).

7. The dedusting power distribution cabinet according to claim 1, wherein an air deflector (6) fixedly connected with the cabinet (1) is arranged above the air outlet (12), and the air deflector (6) is inclined downwards along a direction away from the cabinet (1).

8. The dust removal power distribution cabinet according to claim 1, wherein a partition plate (7) is fixedly arranged in the cabinet (1), the partition plate (7) divides the interior of the cabinet (1) into a working chamber (13) and an air guide chamber (14), the working chamber (13) is located above the air guide chamber (14), the air outlet (12) is located in the working chamber (13), the air inlet (11) is communicated with the air guide chamber (14), and the fan (3) is located in the air guide chamber (14).

9. A dust-removing power distribution cabinet according to claim 8, wherein the partition plate (7) is provided with a plurality of air passing holes (71) in a penetrating manner along the vertical direction.

10. A dusting switch according to claim 1, characterized in that part of the mesh (422) on the net support (421) is replaced by a flap (423).