CN210246083U - Low-voltage distribution box for electrical engineering - Google Patents

Abstract

The utility model discloses a low voltage distribution box for electrical engineering, including bottom plate, box and weather shield, the four corners of the lower surface of box is connected through the last fixed surface of a set of landing leg and bottom plate respectively, the lower surface of weather shield is connected through the last fixed surface of two sets of support columns and box, the front of box articulates there is a set of chamber door, the inside fixed mounting of box has a set of baffle, the ventilation hole that the multiunit runs through its upper and lower surface is seted up to the baffle, air inlet room and installation room are cut apart into with the inner space of box to the baffle, the air inlet room is located the below of installation room, a set of fresh air inlet that communicates with the air inlet room is seted up respectively to the bottom of the left surface of box, the bottom of right flank, a set of first filter of left surface, right flank difference fixed mounting of box. This low voltage distribution box for electrical engineering has dustproof effectual, advantage such as heat dispersion is good, can generally use widely.

Description

Low-voltage distribution box for electrical engineering

Technical Field

The utility model relates to a power equipment technical field relates to a low voltage distribution box for electrical engineering particularly.

Background

The low-voltage distribution box is suitable for industrial and civil buildings, and is used for lighting distribution and power loop leakage, overload, protection and the like in a low-voltage distribution system with the alternating current of 50HZ and the rated voltage of 220/380V. The low-voltage distribution box has the characteristics of strong breaking capacity, good dynamic and thermal stability, flexible electric scheme, convenient combination, strong seriousness and practicability, novel structure and the like. The heat dissipation holes of the cuboid structure are usually formed in the door of the existing low-voltage distribution box, dust easily enters the low-voltage distribution box through the heat dissipation holes, and the problems that the electric equipment is poor in heat dissipation performance due to local short circuit, electric leakage and heating elements and the like caused by long-term accumulation of the dust can be caused, so that the normal use of the electric equipment is not facilitated.

Accordingly, there is a need for improvement in the art for the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned problem that prior art exists, an aspect of the utility model aims at providing a low voltage distribution box for electrical engineering.

In order to achieve the above object, the utility model provides a low-voltage distribution box for electrical engineering, including bottom plate, box and weather shield, the four corners of the lower surface of box is connected with the upper surface fixed of bottom plate through a set of landing leg respectively, the lower surface of weather shield is connected with the upper surface fixed of box through two sets of support columns, the front of box articulates there is a set of chamber door, the inside fixed mounting of box has a set of baffle, the baffle is seted up the multiunit ventilation hole that runs through its upper and lower surface, the baffle divides the inner space of box into air inlet room and installation room, the air inlet room is located the below of installation room, the bottom of the left side of box, the bottom of right side are seted up a set of air inlet that communicates with the air inlet room respectively, left side, right side of box are fixed mounting respectively have a set of first filter, two sets of first filter are respectively with two sets of air inlet keep away from the opening cover of air inlet, the left surface of box, right side fixed mounting respectively have a set of slope baffle, the middle part fixed mounting of the upper surface of box has a set of tuber pipe, the exhaust vent of a set of cylinder structure is seted up to the top surface of installation room, the installation room passes through the exhaust vent and communicates with the inside of going out the tuber pipe, the inside fixed mounting that goes out the tuber pipe has a set of air exhauster, the last fixed surface who goes out the tuber pipe installs a set of second filter.

Preferably, the bottom plate is of a cuboid structure, and the outer edge of the bottom plate is provided with a water chute.

Preferably, the connection parts of the two groups of inclined baffles and the box body are respectively positioned above the two groups of air inlet holes.

Preferably, a set of handles is fixedly mounted on one side of the front surface of the box door away from the hinged end of the box door.

Preferably, the weather shield has an inverted V-shaped structure.

Compared with the prior art, the low-voltage distribution box for electrical engineering provided by the utility model is additionally provided with the first filter plate and the second filter plate, the first filter plate prevents dust in the external environment from entering the interior of the box body through the air inlet hole, and the second filter plate prevents dust in the external environment from entering the interior of the box body through the air outlet pipe, so that the dustproof performance is enhanced; the inclined baffle plate prevents rainwater from entering the interior of the box body through the first filter plate and the air inlet hole, and the rain baffle plate prevents rainwater from entering the interior of the box body through the second filter plate and the air outlet pipe, so that the waterproof performance is enhanced; the water guide groove is additionally formed in the outer edge of the upper surface of the bottom plate, so that rainwater can flow away quickly when falling to the upper surface of the bottom plate, and the rainwater is prevented from being retained on the upper surface of the bottom plate.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

This document provides an overview of various implementations or examples of the technology described in this disclosure, and is not a comprehensive disclosure of the full scope or all features of the disclosed technology.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a cross-sectional view of the case of the present invention;

fig. 3 is a schematic structural diagram of the box body of the present invention.

The main reference numbers:

1. a base plate; 2. a support leg; 3. a first filter plate; 4. an inclined baffle plate; 5. a box body; 6. a box door; 7. a support pillar; 8. an air outlet pipe; 9. a rain shield; 10. a partition plate; 11. a vent hole; 12. an air inlet chamber; 13. an air inlet hole; 14. an installation chamber; 15. an air outlet; 16. an exhaust fan; 17. a second filter plate; 18. a water chute.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described below clearly and completely with reference to the accompanying drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of protection of the disclosure.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of the word "comprising" or "comprises", and the like, in this disclosure is intended to mean that the elements or items listed before that word, include the elements or items listed after that word, and their equivalents, without excluding other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may also include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

To maintain the following description of the embodiments of the present disclosure clear and concise, a detailed description of known functions and known components have been omitted from the present disclosure.

Referring to fig. 1, 2 and 3, the utility model provides a low voltage distribution box for electrical engineering, which comprises a bottom plate 1, a box body 5 and a rain baffle 9, wherein four corners of the lower surface of the box body 5 are respectively fixedly connected with the upper surface of the bottom plate 1 through a set of supporting legs 2, the supporting legs 2 and the bottom plate 1 have the function of lifting the box body 5 to prevent accumulated water on the bottom surface from permeating into the box body 5, the rain baffle 9 is in an inverted V-shaped structure, two sides of the lower surface of the rain baffle 9 are respectively fixedly connected with the upper surface of the box body 5 through two sets of supporting columns 7, a set of box door 6 is hinged on the front surface of the box body 5, one side of the front surface of the box door 6 far away from a hinged end is fixedly provided with a set of handle, a set of partition plate 10 is fixedly arranged in the box body 5, the partition plate 10 is provided with a plurality of ventilation holes 11 penetrating, the ventilation holes 11 are used for air circulation between the air inlet chamber 12 and the mounting chamber 14, the air inlet chamber 12 is positioned below the mounting chamber 14, the bottom of the left side surface and the bottom of the right side surface of the box body 5 are respectively provided with a group of air inlet holes 13 communicated with the air inlet chamber 12, the left side surface and the right side surface of the box body 5 are respectively and fixedly provided with a group of first filter plates 3, the two groups of first filter plates 3 respectively cover the openings of the two groups of air inlet holes 13 far away from the air inlet chamber 12, the first filter plates 3 are of cuboid structures, the first filter plates 3 comprise rectangular filter screens and clip-shaped metal wrapping edges wrapping the edges of the rectangular filter screens, the clip-shaped metal wrapping edges are fixedly connected with the box body 5 through bolts, the left side surface and the right side surface of the box body 5 are respectively and fixedly provided with a group of inclined baffles 4, the middle part of the upper surface of the box body 5, the installation room 14 is through exhaust vent 15 and the inside intercommunication of going out tuber pipe 8, and the inside fixed mounting that goes out tuber pipe 8 has a set of air exhauster 16, and the last fixed surface who goes out tuber pipe 8 installs a set of second filter 17, and second filter 17 includes that circular filter screen and cladding are bordured in the metal of the ring structure of circular filter screen outer fringe, and the metal of ring structure is bordured and is connected with the last fixed surface who goes out tuber pipe 8 through the bolt.

As shown in fig. 3, in a further improvement, the bottom plate 1 is a cuboid structure, the water chute 18 is formed in the outer edge of the bottom plate 1, the depth of the water chute 18 is gradually deepened from inside to outside, and the water chute 18 is used for enabling rainwater falling onto the upper surface of the bottom plate 1 to be quickly drained away, so that the rainwater is prevented from being retained on the upper surface of the bottom plate 1.

Specifically, as shown in fig. 1, 2 and 3, the connection portions of the two sets of inclined baffles 4 and the box body 5 are respectively located above the two sets of air inlet holes 13, and the two sets of inclined baffles 4 prevent rainwater from entering the box body 5 through the first filter plate 3 and the air inlet holes 13.

As shown in fig. 1, 2 and 3, when the low-voltage distribution box for electrical engineering is used, the exhaust fan 16 is started, the exhaust fan 16 rapidly extracts air in the installation chamber 14, so that external air enters the air inlet chamber 12 from the air inlet hole 13, enters the installation chamber 14 through the air outlet hole 11, and finally flows to the external environment through the air outlet hole 15 and the air outlet pipe 8, the exhaust fan 16 accelerates the air flow rate in the installation chamber 14, and accelerates the heat dissipation speed of electrical equipment in the installation chamber 14; the first filter plate 3 prevents dust in the external environment from entering the box body 5 through the air inlet holes 13, and the second filter plate 17 prevents dust in the external environment from entering the box body 5 through the air outlet pipe 8, so that the dustproof performance is enhanced; prevent through slope baffle 4 that the rainwater from passing first filter 3 and fresh air inlet 13 and getting into the inside of box 5, prevent through weather shield 9 that the rainwater from passing second filter 17 and the inside that goes out tuber pipe 8 entering box 5, strengthened waterproof performance.

The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the protection scope of the present invention is defined by the claims. Various modifications and equivalents of the invention can be made by those skilled in the art within the spirit and scope of the invention, and such modifications and equivalents should also be considered as falling within the scope of the invention.

Claims (5)

1. The utility model provides a low voltage distribution box for electrical engineering, includes bottom plate (1), box (5) and weather shield (9), its characterized in that: the four corners of the lower surface of box (5) are respectively connected with the upper surface of bottom plate (1) through a set of landing leg (2), the lower surface of weather shield (9) is connected with the upper surface of box (5) through two sets of support columns (7), the front of box (5) is articulated to have a set of chamber door (6), the inside fixed mounting of box (5) has a set of baffle (10), the ventilation hole (11) that the multiunit runs through its upper and lower surface is seted up in baffle (10), baffle (10) are cut apart into air inlet room (12) and installation room (14) with the inner space of box (5), air inlet room (12) are located the below of installation room (14), a set of air inlet (13) that communicate with air inlet room (12) are seted up respectively to the bottom of the left surface of box (5), the bottom of the right flank of box (5), the left surface of box (5), The right flank is fixed mounting respectively has a set of first filter (3), and is two sets of first filter (3) are kept away from the opening cover of air inlet room (12) with two sets of fresh air inlets (13) respectively, the left surface of box (5), right flank fixed mounting respectively have a set of slope baffle (4), the middle part fixed mounting of the upper surface of box (5) has a set of tuber pipe (8), tuber hole (15) of a set of cylinder structure are seted up to the top surface of installation room (14), installation room (14) are through inside intercommunication of tuber hole (15) and tuber pipe (8), the inside fixed mounting that goes out tuber pipe (8) has a set of air exhauster (16), the last fixed surface that goes out tuber pipe (8) installs a set of second filter (17).

2. The low-voltage distribution box for electrical engineering of claim 1, characterized in that: the bottom plate (1) is of a cuboid structure, and the outer edge of the bottom plate (1) is provided with a water chute (18).

3. The low-voltage distribution box for electrical engineering of claim 1, characterized in that: the parts of the two groups of inclined baffles (4) connected with the box body (5) are respectively positioned above the two groups of air inlet holes (13).

4. The low-voltage distribution box for electrical engineering of claim 1, characterized in that: and one side of the front surface of the box door (6) far away from the hinged end is fixedly provided with a group of handles.

5. The low-voltage distribution box for electrical engineering of claim 1, characterized in that: the rain baffle (9) is of an inverted V-shaped structure.

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