CN213079750U

CN213079750U - State grid power distribution cabinet shell and module for shell forming

Info

Publication number: CN213079750U
Application number: CN202021157872.6U
Authority: CN
Inventors: 张树民; 王大伟; 孙莉莉; 刘相青; 王成海; 陈运营
Original assignee: Tai'an Taihe Power Equipment Co ltd
Current assignee: Tai'an Taihe Power Equipment Co ltd
Priority date: 2020-06-22
Filing date: 2020-06-22
Publication date: 2021-04-30
Anticipated expiration: 2030-06-22

Abstract

The utility model relates to a state net switch board casing and be used for casing fashioned module, first round hole has been seted up on the operation side of casing, the casing is equipped with the axis outward and is greater than the ring of first round hole diameter with first round hole axis collineation and internal diameter, ring and first round hole pass through the linkage segment and connect, ring, linkage segment to and the casing is integrated into one piece. The utility model forms waterproof blocking through the arrangement of the circular ring, the connecting section and the shell, and prevents water from entering from the circular hole; the waterproof grade of the shell is improved by integrally forming the circular ring, the connecting section and the shell, so that the shell of the electric cabinet is suitable for a more severe weather environment; the first die and the second die are arranged, so that the ring, the connecting section and the shell can be integrally formed conveniently; the end face of the shell is conveniently placed on the lower die through the arrangement of the positioning block; through the setting of circular arc, when the section of bending formed, it is more steady to make lower mould and the section of bending contact.

Description

State grid power distribution cabinet shell and module for shell forming

Technical Field

The utility model relates to an electricity cabinet casing field especially relates to the state net and joins in marriage casing technical field, specifically indicates a state net switch board casing and is used for the fashioned module of casing.

Background

For reaching convenient operation is swift, state net switch board casing adopts the horn mouth type structure in manual operation department, and this kind of horn mouth structure is for assembling, weld forming, and waterproof performance is poor to influence the waterproof grade of electric cabinet casing.

In order to satisfy the waterproof nature of manual operation department, improve the waterproof grade of electric cabinet casing, make electric cabinet casing adapt to more abominable weather environment, reduce welding process and bring harm to environment and human body, avoid appearing welding the back and warp, need a new electric cabinet casing.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to prior art's not enough, provide a state net switch board casing and casing shaping module, improve the waterproof grade of casing, make the more abominable weather environment of electricity cabinet casing adaptation.

The utility model relates to a through following technical scheme realizes, a state net switch board casing, first round hole has been seted up on the operation side of casing, the casing is equipped with the axis outward and is greater than the ring of round hole diameter with first round hole axis collineation and internal diameter, ring and first round hole pass through the linkage segment and connect, ring, linkage segment to and the casing is integrated into one piece.

The utility model forms waterproof blocking through the arrangement of the circular ring, the connecting section and the shell, and prevents water from entering from the circular hole; through ring, linkage segment to and the casing is integrated into one piece's setting, improves the waterproof grade of casing, makes the more abominable weather environment of electricity cabinet casing adaptation.

The utility model is realized by the following technical scheme, a module for shell molding comprises a first die and a second die, wherein the first die comprises an upper die and a lower die, the bottom surface of the upper die is provided with a first circular groove, the lower die is inserted into the first circular groove, and the diameter of the first circular hole is larger than that of the top end of the part of the lower die inserted into the first circular groove;

the second die comprises a punch with a truncated cone-shaped bottom end and a substrate located below the punch, a second circular groove for the punch to punch into is formed in the substrate, and the inclined angle of the side face of the bottom end of the punch is the same as the inclined angle of the horn mouth.

The utility model discloses when using, at first set up the second round hole on the casing operation side, then place this casing end face on the lower mould, and make the axis of second round hole, the axis of first circular slot, and the axis collineation of lower mould, then drive the lower mould top and go into first circular slot, in the in-process of going into on the top, it buckles to first circular slot cell wall to drive the part that the casing is located second round hole circumference, form the section of bending, form first round hole on the casing, wait to buckle after, place the base plate with the operation side again, make the axis of first round hole, the axis of second circular slot, and the axis collineation of drift, then drive the drift and insert in the second circular slot, at male in-process, the bottom extrusion section of bending of drift, make the section of bending lean out, thereby make casing machine-shaping.

Preferably, the lower die comprises an insertion section inserted into the first circular groove, and a positioning block is fixedly connected to the top end of the insertion section. The diameter adaptation of locating piece and second round hole among this preferred scheme, through the setting of locating piece, be convenient for the casing terminal surface place the lower mould on.

Preferably, the top surface and the side surface of the insertion section are transited by a circular arc. This preferred scheme is through the setting of circular arc, when the section of bending forms, reduces stress concentration, makes the lower mould more steady with the section contact of bending.

Preferably, the radial distance between the insertion section and the first circular groove is adapted to the thickness of the lateral surface of the housing. The setting of this preferred scheme makes the section of bending form 90 with the casing terminal surface when bending the completion, confirms the point of bending, and the board of being convenient for bends leans out.

The utility model has the advantages that: through the arrangement of the circular ring, the connecting section and the shell, a waterproof block is formed, and water is prevented from entering the first round hole; the waterproof grade of the shell is improved by integrally forming the circular ring, the connecting section and the shell, so that the shell of the electric cabinet is suitable for a more severe weather environment; the first die and the second die are arranged, so that the ring, the connecting section and the shell can be integrally formed conveniently; the end face of the shell is conveniently placed on the lower die through the arrangement of the positioning block; through the setting of circular arc, when the section of bending formed, it is more steady to make lower mould and the section of bending contact.

Drawings

FIG. 1 is a schematic sectional view of a structural part of the present invention;

FIG. 2 is a partial schematic view of the first mold in use;

FIG. 3 is a partial schematic view of the second mold in use;

shown in the figure:

1. the bending die comprises an upper die, a lower die, a first round groove, a second round groove, a first round hole, a second round groove, a second round hole, a first round hole and a second round hole, wherein the upper die is 2, the lower die is 3, an inserting section is 4, the first round groove is 5, a positioning.

Detailed Description

In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.

Referring to the attached drawings 1-3, a national grid power distribution cabinet casing, a first round hole 11 has been seted up on the operation side 6 of casing, the casing is equipped with the axis and the round ring that first round hole axis collineation and internal diameter are greater than first round hole 11 diameter outward, the round ring passes through the linkage segment with first round hole and connects, ring, linkage segment to and casing be integrated into one piece.

A module for forming a shell comprises a first die and a second die, wherein the first die comprises an upper die 1 and a lower die 2, the bottom surface of the upper die 1 is provided with a first circular groove 4, the lower die 2 comprises a template provided with a first through hole and an insertion section 3, the insertion section 3 penetrates through the first through hole and is inserted into the first circular groove 4, the top end of the insertion section 3 is fixedly connected with a positioning block 5, and the top surface and the side surface of the insertion section 3 are in arc transition; the radial distance between the insertion section and the first circular groove 4 is matched with the thickness of the side face of the shell, the diameter of the first circular hole 11 is larger than that of the top end of the insertion section 3, the diameter of the first through hole is matched with that of the first circular groove 4, and the axis of the first through hole is collinear with that of the first circular groove 4.

The second mould includes that the bottom becomes the drift 8 of round platform shape to and be located the base plate 9 of drift 8 below, set up the second circular slot 10 that supplies drift 8 to rush into on the base plate 9, the diameter of second circular slot 10 is greater than the diameter of first round hole 11, and the angle of 8 bottom side slopes of drift is the same with the angle of horn mouth slope.

When the utility model is used, firstly, a second round hole is arranged on the operation side 6 of the shell, then the operation side 6 is placed on the lower die 2, the positioning block 5 is penetrated into the second round hole, the diameter of the positioning block 5 is matched with the diameter of the second round hole, the axis of the first round groove 4 and the axis of the lower die 2 are collinear, then the drive insertion section 3 is pushed into the first round groove 4, in the pushing process, the part of the shell positioned in the circumferential direction of the second round hole is driven to be bent towards the wall of the first round groove 4 to form a bending section 7, a first round hole 11 is formed on the shell, the included angle formed by the bending section 7 and the operation side 6 is 90 degrees, after bending, the operation side 6 is placed on the base plate 9, the axis of the first round hole 11, the axis of the second round groove 10 and the axis of the punch 8 are collinear, then the drive punch 8 is inserted into the second round groove 10, during the insertion process, the bottom end of the punch 8 presses the bending section 7, so that the bending section 7 inclines outwards, and the shell is machined and formed.

The bending section comprises a circular ring and a connecting section.

Of course, the above description is not limited to the above examples, and technical features of the present invention that are not described in the present application may be implemented by or using the prior art, and are not described herein again; the above embodiments and drawings are only used for illustrating the technical solutions of the present invention and are not intended to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments, and those skilled in the art should understand that changes, modifications, additions or substitutions made by those skilled in the art within the spirit of the present invention should also belong to the protection scope of the claims of the present invention.

Claims

1. The utility model provides a state net switch board casing which characterized in that: first round hole (11) have been seted up on operation side (6) of casing, the casing is equipped with the axis outward and is greater than the ring of first round hole (11) diameter with first round hole axis collineation and internal diameter, ring and first round hole (11) are connected through the linkage segment, ring, linkage segment to and casing be integrated into one piece.

2. A module for forming the national grid power distribution cabinet shell of claim 1, characterized in that: the die comprises a first die and a second die, wherein the first die comprises an upper die (1) and a lower die (2), the bottom surface of the upper die is provided with a first circular groove (4), the lower die is inserted into the first circular groove (4), and the diameter of the first circular hole is larger than that of the top end of a part, inserted into the first circular groove, of the lower die (2);

the second die comprises a punch (8) with a truncated cone-shaped bottom end and a substrate (9) located below the punch (8), a second circular groove (10) for the punch (8) to go into is formed in the substrate (9), and the inclined angle of the side face of the bottom end of the punch (8) is the same as the inclined angle of the horn mouth.

3. The die set of claim 2, wherein: the lower die (2) comprises an insertion section (3) inserted into the first circular groove, and a positioning block (5) is fixedly connected to the top end of the insertion section (3).

4. A module according to claim 3, wherein: the top surface and the side surface of the insertion section (3) are transited through a circular arc.

5. A module according to claim 3, wherein: the radial distance between the insertion section and the first circular groove (4) is matched with the thickness of the side face of the shell.