CN216903949U

CN216903949U - Low-electromagnetic-radiation distribution box

Info

Publication number: CN216903949U
Application number: CN202122706216.8U
Authority: CN
Inventors: 程伟; 黄丽兵
Original assignee: Zhenjiang Remote Electric Technology Co ltd
Current assignee: Xinjiang Jiangyang Complete Electric Co ltd
Priority date: 2021-11-06
Filing date: 2021-11-06
Publication date: 2022-07-05
Anticipated expiration: 2031-11-06

Abstract

The utility model belongs to the technical field of power equipment, and particularly relates to a distribution box with low electromagnetic radiation, which comprises a cabinet body, wherein the top of the cabinet body is provided with an installation opening, the surface of the installation opening is fixedly provided with a cooling fan, the top of the cabinet body is fixedly provided with a fixed frame, the surface of the fixed frame is fixedly provided with a one-number dust screen, the output end of the cooling fan is fixedly connected with a rotating shaft, one end of the rotating shaft is sleeved with a loop bar, the inside of the rotating shaft is fixedly provided with a spring, the surface of the loop bar is fixedly connected with a brush, the top of the loop bar is rotatably connected with a connector, and the surface of the connector is rotatably connected with an adjusting rod. According to the utility model, the four adjusting cylinders are arranged in the cabinet body, the adjusting holes are formed in the surfaces of the adjusting cylinders, the supporting legs are connected with the adjusting cylinders in a sliding manner, and meanwhile, the supporting legs and the adjusting cylinders are fixed through the adjusting holes with different heights by using bolts, so that the height between the supporting legs and the cabinet body is conveniently adjusted, and the mounting height between the distribution box and the ground is controlled.

Description

Low-electromagnetic-radiation distribution box

Technical Field

The utility model relates to the technical field of power equipment, in particular to a distribution box with low electromagnetic radiation.

Background

The distribution box is a final-stage device of a power distribution system and comprises a power distribution box, a lighting distribution box and a metering box; 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; the motor control center is used for occasions with concentrated loads and more loops; they distribute the power of a certain circuit of the upper-level power distribution equipment to the nearby loads; this level of equipment should provide protection, monitoring and control of the load.

The existing distribution box has the following problems:

1. the conventional distribution box is easy to cause short-circuit accidents due to overhigh heat after being used for a long time, so that a ventilation opening for ventilation is generally formed in the distribution box, but after ventilation and heat dissipation are carried out for a period of time, a dust screen on the ventilation and heat dissipation opening gathers a large amount of dust, so that the ventilation and heat dissipation efficiency is reduced, and due to the fact that a large number of distribution boxes are arranged in one area, the workload for cleaning the dust screen is extremely large;

2. the height of the existing distribution box mounting frame can not be adjusted, so that the mounting height of the distribution box is relatively fixed, the mounting requirements of different places can not be met, and the adaptability is relatively low.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a distribution box with low electromagnetic radiation, which solves the problems that most of the existing distribution boxes are provided with a heat dissipation system, dust on a dust screen of a heat dissipation opening is accumulated, so that the heat dissipation efficiency is influenced, the workload of cleaning the dust screen is large, and the existing distribution boxes are relatively fixed in height during installation and cannot be adjusted in installation height.

The second technical proposal.

The utility model specifically adopts the following technical scheme for realizing the purpose:

a distribution box with low electromagnetic radiation comprises a cabinet body, wherein the top of the cabinet body is provided with an installation opening, the surface of the installation opening is fixedly provided with a cooling fan, the top of the cabinet body is fixedly provided with a fixed frame, the surface of the fixed frame is fixedly provided with a one-number dustproof net, the output end of the cooling fan is fixedly connected with a rotating shaft, one end of the rotating shaft is sleeved with a loop bar, the inside of the rotating shaft is fixedly provided with a spring, one end of the spring is contacted with the loop bar, the surface of the loop bar is fixedly connected with a brush, the top of the loop bar is rotatably connected with a connector, the surface of the connector is rotatably connected with an adjusting rod, one end of the adjusting rod is fixedly provided with a clamping hook, the top of the cabinet body is fixedly connected with a cooling box, the surface of the cooling box is provided with a rectangular hole, the surface of the cooling box is fixedly provided with a clamping block, and two side faces of the cooling box are provided with one-number of cooling holes, no. two louvres have been seted up to the side of the cabinet body, the inside wall fixedly connected with of the cabinet body adjusts a section of thick bamboo, adjust a section of thick bamboo and run through the bottom of the cabinet body, adjust the surface of a section of thick bamboo and seted up the regulation hole, the inside sliding connection who adjusts a section of thick bamboo has the landing leg, the landing leg passes through the bolt fastening with adjusting a section of thick bamboo, the surface rotation of the cabinet body is connected with the cabinet door, the fixed surface of cabinet door installs many accuse switch, many accuse switch and radiator fan electric connection.

Further, the fixed surface of landing leg is connected with the mounting panel, the fixed surface of a louvre and No. two louvres is connected with the weather shield, the top fixedly connected with protection casing of cabinet internal wall.

Further, the fixed surface of heat dissipation case is connected with the detachable roof, the inner wall of the cabinet body and the inboard surface of cabinet door all scribble the radiation protection coating.

Further, the inner wall of the cabinet body is fixed with No. two dust screens, the one end of adjusting the pole passes the rectangular hole, the other end of adjusting the pole rotates with the heat dissipation case and is connected.

Furthermore, a clamping groove is formed in the surface of the rotating shaft, a clamping head is fixed on the surface of the sleeve rod, and the clamping head is connected with the clamping groove in a sliding mode.

(III) advantageous effects

Compared with the prior art, the utility model provides a distribution box with low electromagnetic radiation, which has the following beneficial effects:

1. according to the utility model, by pressing the adjusting rod downwards, the clamping hook is made of a material with certain elasticity, the clamping hook is moved to hook the clamping block, the adjusting rod downwards drives the sleeve rod to slide in the rotating shaft to compress the spring, the sleeve rod drives the brush to downwards contact with the first dustproof net, the cabinet door is opened, the multi-control switch is used for controlling the cooling fan to reversely rotate, the rotating shaft drives the brush to rotate, dust on the surface of the first dustproof net is brushed off, and meanwhile, the fan blows air outwards to blow off the brushed dust out of the cooling box, so that the first dustproof net is more convenient to clean, and the efficiency is higher.

2. According to the utility model, four adjusting cylinders are arranged in the cabinet body, adjusting holes are formed in the surfaces of the adjusting cylinders, the supporting legs are connected with the adjusting cylinders in a sliding manner, and meanwhile, the supporting legs and the adjusting cylinders are fixed through the adjusting holes with different heights by using bolts, so that the height between the supporting legs and the cabinet body is conveniently adjusted, and the mounting height between the distribution box and the ground is controlled.

Drawings

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

FIG. 2 is an enlarged view of the structure of FIG. 1 at A according to the present invention;

FIG. 3 is a bottom view of the present invention;

FIG. 4 is an exploded view of the top structure of the present invention;

FIG. 5 is an exploded view of a portion of the present invention;

FIG. 6 is an internal cross-sectional view of the present invention;

FIG. 7 is an enlarged view of the structure of FIG. 6 at B according to the present invention.

In the figure: 1. a cabinet body; 2. an installation port; 3. a heat radiation fan; 4. a fixing frame; 5. a first dust screen; 6. a rotating shaft; 7. a loop bar; 8. a brush; 9. a connector; 10. adjusting a rod; 11. a hook is clamped; 12. a heat dissipation box; 13. a rectangular hole; 14. a spring; 15. a clamping block; 16. a first heat dissipation hole; 17. a second heat dissipation hole; 18. a second dust screen; 19. an adjusting cylinder; 20. an adjustment hole; 21. a support leg; 22. mounting a plate; 23. a rain shield; 24. a protective cover; 25. a top plate; 26. a cabinet door; 27. a card slot; 28. clamping a head; 30. a multi-control switch.

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.

Examples

As shown in fig. 1, 2, 4, and 6, a distribution box with low electromagnetic radiation according to an embodiment of the present invention includes a cabinet 1, a mounting port 2 is formed at the top of the cabinet 1, a heat dissipation fan 3 is fixedly mounted on the surface of the mounting port 2, a fixed frame 4 is fixed on the top of the cabinet 1, a one-number dust screen 5 is fixed on the surface of the fixed frame 4, a rotating shaft 6 is fixedly connected to an output end of the heat dissipation fan 3, a loop bar 7 is sleeved on one end of the rotating shaft 6, a spring 14 is fixed inside the rotating shaft 6, one end of the spring 14 contacts with the loop bar 7, a brush 8 is fixedly connected to the surface of the loop bar 7, a connector 9 is rotatably connected to the top of the loop bar 7, an adjusting rod 10 is rotatably connected to the surface of the connector 9, a hook 11 is fixed to one end of the adjusting rod 10, a heat dissipation box 12 is fixedly connected to the top of the cabinet 1, and a rectangular hole 13 is formed on the surface of the heat dissipation box 12, a clamping block 15 is fixed on the surface of the heat dissipation box 12, a first heat dissipation hole 16 is respectively arranged on two side surfaces of the heat dissipation box 12, a second heat dissipation hole 17 is arranged on the side surface of the cabinet body 1, an adjusting cylinder 19 is fixedly connected to the inner side wall of the cabinet body 1, the adjusting cylinder 19 penetrates through the bottom of the cabinet body 1, an adjusting hole 20 is arranged on the surface of the adjusting cylinder 19, a supporting leg 21 is slidably connected inside the adjusting cylinder 19, the supporting leg 21 and the adjusting cylinder 19 are fixed through a bolt, a cabinet door 26 is rotatably connected on the surface of the cabinet body 1, a multi-control switch 30 is fixedly arranged on the surface of the cabinet door 26, the multi-control switch 30 is electrically connected with the heat dissipation fan 3, the clamping hook 11 is made of a material with certain elasticity by pressing the adjusting rod 10 downwards, the clamping block 15 is hooked by moving the clamping hook 11, the adjusting rod 10 downwards drives the sleeve rod 7 to slide and compress the spring 14 in the rotating shaft 6, the sleeve rod 7 drives the brush 8 to downwards contact with the first dust screen 5, the cabinet door 26 is opened, and the multi-control switch 30 is used for controlling the reverse rotation of the heat dissipation fan 3, the pivot 6 drives the brush 8 rotatory, and brush the dust on the surface of dust screen 5, radiator fan 3 blows out the dust that will brush down and blows off radiator box 12 simultaneously, it is more convenient to make the clearance of dust screen 5, high efficiency, use the back and pull open trip 11 and fixture block 15, loop bar 7 rebound under spring 14's elasticity, and time brush 8 leaves the surface of dust screen 5, through setting up four regulation section of thick bamboos 19 in the inside of the cabinet body 1, the surface of adjusting a section of thick bamboo 19 is provided with regulation hole 20, landing leg 21 and regulation section of thick bamboo 19 sliding connection, it is fixed with landing leg 21 and regulation section of thick bamboo 19 through the regulation hole 20 of co-altitude to use the bolt simultaneously, be convenient for adjust the height between landing leg 21 and the cabinet body 1, reach the installation distance between control block terminal and the ground.

As shown in fig. 3 and 4, in some embodiments, a mounting plate 22 is fixedly connected to the surface of the leg 21, a rain shielding plate 23 is fixedly connected to the surface of the first heat dissipation hole 16 and the surface of the second heat dissipation hole 17, and a protective cover 24 is fixedly connected to the top of the inner wall of the cabinet 1; the mounting panel 22 through landing leg 21 bottom is with switch board and ground fixed mounting, and the weather shield 23 can prevent effectively that the rainwater from directly getting into inside the switch board, influencing the safety of the inside electrical structure of switch board.

As shown in fig. 1, in some embodiments, a detachable top plate 25 is fixedly connected to the surface of the heat dissipation box 12, and radiation protection coatings are coated on the inner wall of the cabinet body 1 and the surface of the inner side of the cabinet door 26; through the top installation detachable roof 25 at heat dissipation case 12, the maintenance and the change of radiator fan 3 and dust screen 5 of being convenient for, through the surface coating that has the radiation protection coating at the inner wall of the cabinet body 1 and cabinet door 26 inboard, can play and reduce the influence of electromagnetic radiation to human health.

As shown in fig. 2 and 5, in some embodiments, a second dust screen 18 is fixed on the inner wall of the cabinet 1, one end of the adjusting rod 10 passes through the rectangular hole 13, and the other end of the adjusting rod 10 is rotatably connected with the heat dissipation box 12; through No. two dust screens 18 of cabinet body 1 inner wall installation at No. two louvre 17 corresponding positions, increase the dustproof effect of the cabinet body 1.

As shown in fig. 6, in some embodiments, a clamping groove 27 is formed on the surface of the rotating shaft 6, a clamping head 28 is fixed on the surface of the loop bar 7, and the clamping head 28 is slidably connected with the clamping groove 27; through the sliding connection between the clamping head 28 and the clamping groove 27, the distance between the loop bar 7 and the rotating shaft 6 can be conveniently adjusted, and meanwhile, the loop bar 7 is tightly clamped with the rotating shaft 6, so that the loop bar 7 is prevented from falling off.

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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a block terminal that electromagnetic radiation is low, includes the cabinet body (1), its characterized in that: the improved multifunctional cabinet is characterized in that a mounting port (2) is formed in the top of the cabinet body (1), a cooling fan (3) is fixedly mounted on the surface of the mounting port (2), a fixed frame (4) is fixed to the top of the cabinet body (1), a one-number dustproof net (5) is fixed to the surface of the fixed frame (4), a rotating shaft (6) is fixedly connected to the output end of the cooling fan (3), a loop bar (7) is sleeved at one end of the rotating shaft (6), a spring (14) is fixed to the inside of the rotating shaft (6), one end of the spring (14) is in contact with the loop bar (7), a brush (8) is fixedly connected to the surface of the loop bar (7), a connector (9) is rotatably connected to the top of the loop bar (7), an adjusting rod (10) is rotatably connected to the surface of the connector (9), a clamping hook (11) is fixed to one end of the adjusting rod (10), a cooling box (12) is fixedly connected to the top of the cabinet body (1), the surface of the heat dissipation box (12) is provided with a rectangular hole (13), the surface of the heat dissipation box (12) is fixed with a clamping block (15), two side surfaces of the heat dissipation box (12) are respectively provided with a first heat dissipation hole (16), the side surface of the cabinet body (1) is provided with a second heat dissipation hole (17), the inner side wall of the cabinet body (1) is fixedly connected with an adjusting cylinder (19), the adjusting cylinder (19) penetrates through the bottom of the cabinet body (1), the surface of the adjusting cylinder (19) is provided with an adjusting hole (20), the inside of the adjusting cylinder (19) is slidably connected with a supporting leg (21), the supporting leg (21) and the adjusting cylinder (19) are fixed through a bolt, the surface of the cabinet body (1) is rotatably connected with a cabinet door (26), the surface of the cabinet door (26) is fixedly provided with a multi-control switch (30), and the multi-control switch (30) is electrically connected with the heat dissipation fan (3), the surface of the rotating shaft (6) is provided with a clamping groove (27), and the surface of the loop bar (7) is fixed with a clamping head (28).

2. The low electromagnetic radiation electrical distribution box of claim 1, wherein: the fixed surface of landing leg (21) is connected with mounting panel (22), the fixed surface of a louvre (16) and No. two louvres (17) is connected with weather shield (23), the top fixedly connected with protection casing (24) of the cabinet body (1) inner wall.

3. The low electromagnetic radiation electrical distribution box of claim 1, wherein: the surface fixed connection of heat dissipation case (12) has detachable roof (25), sliding connection between dop (28) and draw-in groove (27), the inner wall of the cabinet body (1) and the inboard surface of cabinet door (26) all are scribbled and are protected against radiation coating.

4. The low electromagnetic radiation electrical distribution box of claim 1, wherein: the inner wall of the cabinet body (1) is fixed with a second dust screen (18), one end of the adjusting rod (10) penetrates through the rectangular hole (13), and the other end of the adjusting rod (10) is rotatably connected with the heat dissipation box (12).