CN214625911U

CN214625911U - Low-voltage distribution box

Info

Publication number: CN214625911U
Application number: CN202120395646.XU
Authority: CN
Inventors: 闫辅民; 张瑞生
Original assignee: Tianjin Longyu Electric Appliance Co ltd
Current assignee: Tianjin Longyu Electric Appliance Co ltd
Priority date: 2021-02-23
Filing date: 2021-02-23
Publication date: 2021-11-05
Anticipated expiration: 2031-02-23

Abstract

The utility model discloses a low-voltage distribution box, box including the structure of assembling of a rectangle structure, the box includes and is bent main part frame, upper end plate, lower end plate, chamber door, the function mounting panel that forms by a metal sheet in both sides to homonymy symmetry, install the lock on the chamber door, the chamber door adopts hinged joint with upper end plate, lower end plate, the main part frame adopts self-tapping nail bolt mode with upper end plate, lower end plate to be connected, the function mounting panel passes through the screw rod to be installed on the trailing flank of main part frame, the function mounting panel on prefabricated even mounting hole. The utility model discloses a low voltage distribution box has realized that the block terminal does not have the welding completely, and whole adoption equipment are accomplished, and novel structure has important meaning.

Description

Low-voltage distribution box

Technical Field

The utility model relates to a low voltage distribution box technical field especially relates to a low voltage distribution box.

Background

The distribution box has very wide application as a distribution equipment box, has very important position in production, and is divided into a high-voltage matching distribution box and a low-voltage distribution box.

Current low voltage distribution box generally adopts traditional welding mode to connect between each part, can use welding equipment in a large number like this in process of production, and the carbon dioxide that produces can lead to the fact not good influence to the air among the welding process.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the technical defect who exists among the prior art, and provide a low voltage distribution box, this low voltage distribution box is used for places such as power plant, transformer substation, petrochemical, metallurgical steel rolling, light industry weaving, industrial and mining enterprise, communal facility and civil buildings.

For realizing the utility model discloses a technical scheme that the purpose adopted is:

the utility model provides a low-voltage distribution box, includes the box of the structure of assembling of a rectangle structure, the box includes and is bent main part frame, upper end plate, lower end plate, chamber door, the function mounting panel that forms to the homonymy symmetry by a metal sheet in both sides, install the lock on the chamber door, the chamber door adopts hinged joint with upper end plate, lower end plate, the main part frame adopts self-tapping screw bolt mode with upper end plate, lower end plate to be connected, the function mounting panel passes through the screw rod and installs the trailing flank of main part frame is last, the function mounting panel on prefabricated even mounting hole.

Preferably, the function mounting plate is spaced apart from a rear side of the main body frame by a predetermined distance.

Preferably, the free ends of the main body frame form right-angle bending edges, and bolt mounting holes are formed in the right-angle bending edges.

Preferably, the upper end plate and the lower end plate have the same structure and are formed by pre-bending a metal plate, three side surfaces of the upper end plate and the lower end plate are respectively bent inwards for multiple times by 90 degrees to form a structure with four end surfaces with rectangular cross sections, and the side surface of the front end is bent for multiple times to form a downward protruding part for limiting the box door.

Preferably, four side surfaces of the box door are bent inwards at right angles to form horizontal edges.

Preferably, the hinge structure of chamber door including a articulated shaft and the articulated cover that corresponds, wherein, articulated cover includes a plate body, one side of plate body forms an articulated shaft complex articulated axle sleeve, and there is the blind hole inside to be provided with the position sleeve in one side, through realize the installation on position sleeve and the articulated axle sleeve embedding installation face, realize rotatoryly with the upper end button head post cooperation of the articulated shaft of installation on another part.

Preferably, the lower end of the hinge shaft is a threaded portion in threaded connection with the mounting member, and the threaded portion is separated from the upper round head portion by a partition plate to form a clearance fit structure, so that a fit clearance is formed between the box door and the end plate.

Preferably, the hinge structure of chamber door include the articulated shaft that the other end was bent, a spring and a linking bridge plate, the upper and lower both ends of linking bridge plate have last limiting plate, lower limiting plate, go up the limiting plate, lower limiting plate is connected for perpendicular with the linking bridge plate, and above-mentioned articulated shaft that forms respectively passes the hole, and articulated shaft upper portion has the spacing convex part of spring, and the spring is restricted at the spacing convex part of spring, and the cover is on the articulated shaft between the lower limiting plate.

The utility model discloses a low-voltage distribution box, through the box of the structure of assembling including a rectangle structure, the box includes and is bent the main part frame, upper end plate, lower end plate, chamber door, the function mounting panel that form to homonymy symmetry by a metal sheet in both sides, install the lock on the chamber door, the chamber door adopts hinged joint with upper end plate, lower end plate, the main part frame adopts self-tapping nail bolt mode to be connected with upper end plate, lower end plate, the function mounting panel passes through the screw rod and installs on the trailing flank of main part frame, the function mounting panel on prefabricated even mounting hole, realized the block terminal and had not welded completely, all adopt the equipment to accomplish, novel structure has important meaning.

Drawings

Fig. 1 is an axial side view of a main body frame of a low-voltage distribution box of the present invention;

FIG. 2 is an isometric view of the door;

FIG. 3 is an isometric view of the upper end panel;

fig. 4 is an external view of the low voltage distribution box of the present invention;

fig. 5 is a front perspective view of the low-voltage distribution box of the present invention;

FIG. 6 is a sectional view taken along line A-A of FIG. 5;

FIG. 7 is a cross-sectional view taken along line B-B of FIG. 5;

FIG. 8 is a perspective view of another embodiment of the present invention

FIG. 9 is a front view of a hinge bushing of the hinge mechanism, under one embodiment;

FIG. 10 is a front view of hinge axes of a hinge bushing mating hinge mechanism of a hinge mechanism, under an embodiment

FIG. 11 is a bottom view of the hinge boss of the hinge mechanism of the embodiment of FIG. 9;

FIG. 12 is a front view of an embodiment hinge structure;

fig. 13 is a front view of the functional mounting plate.

Detailed Description

The present invention will be described in further detail with reference to the following drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1-13, the utility model discloses a low voltage distribution box, the box of assembling the structure including a rectangle structure, the box includes by a metal sheet in both sides to homonymy symmetry bend formed main part frame 1, end plate 2, include (upper end plate and lower end plate), chamber door 3, function mounting panel 6, install lock 5 on the chamber door, the chamber door adopts hinged joint with upper end plate, lower end plate, the main part frame adopts self-tapping nail bolt mode with upper end plate, lower end plate to be connected, the function mounting panel passes through the screw rod to be installed on main part frame 1's rear 11, function mounting panel 6 on prefabricated even mounting hole 62, be used for on the foretell function mounting panel the fixed its screw rod fixed orifices 61 of screw rod installation is four.

Wherein the function mounting plate is spaced apart from a rear side of the main body frame by a predetermined distance.

Preferably, the main body frame comprises a rear surface portion 11, two opposite side surface portions 12, the free ends of which form a right-angle bent edge 13, which is a horizontal edge, and a bolt mounting hole 14 is formed on the right-angle bent edge.

Preferably, the upper end plate and the lower end plate have the same structure and are formed by pre-bending a metal plate, three side surfaces of the end plates of the upper end plate and the lower end plate are respectively bent inwards for multiple times by 90 degrees to form four end surfaces with rectangular cross sections, the front end side surface is bent for multiple times to form a downward protruding part 21 for limiting the box door, corresponding connecting surfaces are provided with corresponding mounting and fixing holes 22, in order to facilitate bending, a part of the corresponding connecting surfaces is cut off to form an avoiding structure 24 so as to prevent mutual interference during bending, and if an edge 23 forming the downward protruding part 21 is taken as an example, the edge is bent through 3 times of right angles, the former two times of bending are formed in a way, and the later time of bending is formed in an outward way.

Preferably, four side surfaces of the box door are bent inward at a right angle to form horizontal edges, as shown in fig. 2, the box door is provided with a door lock mounting hole 31, and the right-angle bent edge 30 formed at the upper end and the lower end is provided with a mounting hole 32 of a chain for facilitating the installation of the hinge.

The utility model discloses in, hinged joint, can be as shown in fig. 9-11 the hinge structure realize, if have with a articulated shaft 7 and the cooperation of the articulated cover 8 that corresponds, realize articulated, wherein, articulated cover includes a plate body, one side of plate body forms an articulated shaft complex articulated axle sleeve 81, and there is blind hole 82 inside to be provided with position sleeve 83, through realize the installation on position sleeve and the articulated axle sleeve embedding installation face, with the articulated shaft of installation on another part, as shown in fig. 10 upper end button head post cooperation realize rotatoryly, wherein, the lower extreme of articulated shaft 7 can be screw thread portion, with installation component threaded connection, has the division board to separate between screw thread portion and the upper end round head portion, forms clearance fit structure to form the complex clearance between messenger's chamber door and end plate.

Wherein, a hinge connection structure 4 shown in fig. 12, in addition to the above structure, may be adopted, and comprises a hinge shaft 42 with the other end bent, a spring 43 and a connecting support plate 41, the upper and lower ends of the connecting support plate are provided with an upper limit plate 44, a lower limit plate 45, an upper limit plate 44, a lower limit plate 45 and the connecting support plate in vertical connection, and a hinge shaft passing hole is respectively formed thereon, the upper portion of the hinge shaft is provided with a spring limit convex part 46 which can be an annular part or a cross-shaped part, and the like, the spring is limited between the spring limit convex part 46 and the lower limit plate 45, and is sleeved on the hinge shaft, when installing, the connecting support plate is fixed with the box door, then the upper end of the hinge shaft is aligned with the hinge hole on the upper end plate, then the bending part of the hinge shaft is pulled downwards by holding, the spring is compressed, and the upper end is pulled downwards to be aligned with the hinge hole on the upper end plate, then the hinge hole is loosened and directly inserted into the hinge hole under the action of the spring to realize the installation on the box body.

The utility model discloses a low voltage distribution box summarizes the many years of production practice experience of enterprise, closely combines the current market demand and the new generation low voltage distribution box who develops, and it is suitable for the requirement in various distribution places.

The utility model discloses an each sheet metal part of block terminal adopts the curved type of whole board, is equipped with the connecting hole on the spare part and adopts the bolt-up mode to connect, and basic structure component mounting panel etc. forms with the bolt-up connection.

The utility model discloses a block terminal cancellation tradition welding mode reduces carbon dioxide emission in the course of working.

The utility model discloses a block terminal has that the commonality is good, whole equipment is convenient, occupies the advantage that workshop space is little moreover.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a low-voltage distribution box, its characterized in that, includes the box of the structure of assembling of a rectangle structure, the box includes by a metal sheet in both sides to homonymy symmetry bend formed main part frame, upper end plate, lower end plate, chamber door, function mounting panel, install the lock on the chamber door, the chamber door adopts hinged joint with upper end plate, lower end plate, the main part frame adopts self-tapping screw bolt mode to be connected with upper end plate, lower end plate, the function mounting panel passes through the screw rod and installs on the trailing flank of main part frame, the function mounting panel on prefabricated even mounting hole.

2. The low voltage distribution box of claim 1, wherein the function mounting plate is spaced a predetermined distance from the rear side of the body frame.

3. The low voltage distribution box according to claim 1, wherein the free ends of the main frame are each formed with a right-angled bent edge, and the right-angled bent edge is formed with a bolt mounting hole.

4. The low voltage distribution box according to claim 1, wherein the upper end plate and the lower end plate have the same structure and are formed by pre-bending a metal plate, three side surfaces of the upper end plate and the lower end plate are respectively bent inward for multiple times by 90 degrees to form a structure with four end surfaces with rectangular cross sections, and a downward protrusion for limiting the box door is formed by multiple times of bending the side surfaces of the front end plate.

5. The low voltage distribution box of claim 1, wherein four sides of said box door are bent inward at right angles to form horizontal edges.

6. The low voltage distribution box according to claim 1, wherein said hinge structure of the box door comprises a hinge shaft and a corresponding hinge sleeve, wherein the hinge sleeve comprises a plate body, one side of the plate body forms a hinge sleeve matched with the hinge shaft, a blind hole is formed inside the hinge sleeve, and a positioning sleeve is arranged on one side of the hinge sleeve, so that the positioning sleeve and the hinge sleeve are embedded in the installation surface to realize installation, and are matched with an upper round head column of the hinge shaft installed on another component to realize rotation.

7. The low voltage distribution box of claim 6, wherein the hinge shaft has a threaded portion at a lower end thereof for being threadedly coupled to the mounting member, the threaded portion being spaced apart from the upper end portion by a spacer to form a clearance fit structure for providing a clearance fit between the box door and the end plate.

8. The low voltage distribution box of claim 1, wherein the hinge structure of the box door comprises a hinge shaft with a bent end, a spring and a connecting support plate, the upper and lower ends of the connecting support plate are provided with an upper limit plate, a lower limit plate and an upper limit plate, the lower limit plate is vertically connected with the connecting support plate, a hinge shaft passing hole is respectively formed on the upper limit plate and the lower limit plate, the upper portion of the hinge shaft is provided with a spring limit convex portion, and the spring is limited on the spring limit convex portion and between the lower limit plates and is sleeved on the hinge shaft.