CN219156916U

CN219156916U - Iron core annealing basket

Info

Publication number: CN219156916U
Application number: CN202222849287.8U
Authority: CN
Inventors: 袁翊铭; 赵旭博; 袁海涛
Original assignee: Beijing Heyuan Kedian Electric Co ltd
Current assignee: Beijing Heyuan Kedian Electric Co ltd
Priority date: 2022-10-27
Filing date: 2022-10-27
Publication date: 2023-06-09
Anticipated expiration: 2032-10-27

Abstract

The utility model provides an iron core annealing basket, relates to the technical field of transformers, and solves the technical problem of low strength of the annealing basket in the prior art. The iron core annealing basket comprises a basket body, a lifting appliance and a reinforcing frame body, wherein the basket body is of a cylindrical structure, the reinforcing frame body is connected to the side wall and the bottom surface of the basket body, a positioning hole is formed in the center of the bottom of the basket body, and the lifting appliance penetrates through the positioning hole and is fixedly connected with the reinforcing frame body. The utility model is used for providing the iron core annealing basket with higher strength.

Description

Iron core annealing basket

Technical Field

The utility model relates to the technical field of transformers, in particular to an iron core annealing basket.

Background

The R-type transformer iron core is manufactured by adopting high-quality oriented cold-rolled silicon steel coils with different widths, and the transformer has the characteristics of small volume, light weight, high efficiency, small magnetic leakage and the like and is widely applied to various fields.

In the production process of the R-shaped iron core, the whole iron core is produced through the processes of cutting, winding, clamping, annealing, grinding, paint dipping and the like of silicon steel strips, in the process, no-load current and loss are large due to stress generated by cutting and winding of the silicon steel strips, and the iron core is required to be put into an annealing furnace for annealing so as to eliminate the stress of the iron core and reduce the current and loss of the iron core; before the iron core enters the annealing furnace, the coiled iron core is required to be assembled and fixed and then stacked in an annealing basket, so that the coiled iron core is convenient to carry and hoist.

Because the iron core weight is large, the strength of the existing annealing basket is poor, and the existing annealing basket is easy to break due to long-term hoisting or uneven stress; secondly, the lifting hook is arranged on the outer side of the existing annealing basket to finish lifting, and the thickness of the lifting hook is required to be increased for the strength requirement of the lifting hook, but the lifting hook occupies a larger space due to the fact that the size of the annealing furnace is fixed; in addition, during annealing, nitrogen is required to be filled in the annealing furnace for isolating the iron core from oxygen, but when the existing annealing basket is filled with nitrogen, the gas circulation is not uniform.

The applicant found that the prior art has at least the following technical problems: the existing annealing basket has lower strength.

Disclosure of Invention

The utility model aims to provide an iron core annealing basket, which aims to solve the technical problem of lower strength of the annealing basket in the prior art. The preferred technical solutions of the technical solutions provided by the present utility model can produce a plurality of technical effects described below.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides an iron core annealing basket which comprises a basket body, a lifting appliance and a reinforcing frame body, wherein the basket body is of a cylindrical structure, the reinforcing frame body is connected to the side wall and the bottom surface of the basket body, a positioning hole is formed in the center of the bottom of the basket body, and the lifting appliance penetrates through the positioning hole and is fixedly connected with the reinforcing frame body.

As a further improvement of the utility model, the lifting appliance comprises a stand column, a sleeve pipe and a lifting rod, wherein the sleeve pipe is welded with the reinforcing frame body, the bottom of the stand column penetrates through the sleeve pipe to be welded with the locating plate, the stand column is welded with the sleeve pipe, a through hole is formed in the top end of the stand column, and the lifting rod is connected to the stand column through the through hole.

As a further improvement of the utility model, the reinforcing frame body comprises a plurality of L-shaped reinforcing rods and a plurality of strip-shaped reinforcing rods, wherein the L-shaped reinforcing rods are uniformly connected to the side wall and the bottom surface of the basket body at the same angle, and the strip-shaped reinforcing rods are connected between two adjacent L-shaped reinforcing rods.

As a further improvement of the utility model, the L-shaped reinforcing rod is formed by bending square steel.

As a further improvement of the utility model, the basket body comprises a basket wall and a basket bottom, wherein the basket wall is enclosed above the basket bottom and forms a cylindrical structure with the basket bottom, a plurality of groups of air holes are arranged on the basket wall and are uniformly distributed on the basket wall at the same interval, and each group of L-shaped reinforcing rods are connected between two adjacent groups of air holes.

As a further improvement of the utility model, a vent hole is arranged on the basket bottom, and the vent hole extends outwards from the middle part near the basket bottom.

As a further improvement of the utility model, each group of the ventilation holes is provided with eight ventilation holes, and the eight ventilation holes are distributed in three, two and three side by side.

As a further improvement of the utility model, eight groups of the air holes are arranged, and eight L-shaped reinforcing rods are arranged.

The beneficial effects of the utility model are as follows: the iron core annealing basket comprises a basket body, a lifting appliance and a reinforcing frame body, wherein the reinforcing frame body is connected to the side wall and the bottom surface of the basket body, the lifting appliance is arranged in the middle of the basket body, and the lifting appliance penetrates through the basket body to be connected with the reinforcing frame body, so that the basket body, the reinforcing frame body and the lifting appliance form a whole, the strength of the basket body is improved, and the basket body is prevented from bearing and deforming for a long time; meanwhile, the lifting appliance is arranged in the middle of the basket body, so that the internal space of the annealing furnace is fully utilized, and the actual use area of the basket body is effectively increased.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a top view of the present utility model;

FIG. 2 is a bottom view of the present utility model;

FIG. 3 is a cross-sectional view of the present utility model;

fig. 4 is an expanded view of the basket wall of the present utility model.

In the figure 1, a basket; 2. a lifting appliance; 3. reinforcing the frame body; 11. a basket wall; 12. a basket bottom; 13. ventilation holes; 14. a vent hole; 15. positioning holes; 21. a column; 22. a sleeve; 23. hanging a rod; 24. a positioning plate; 31. an L-shaped reinforcing rod; 32. an elongated reinforcing bar.

Detailed Description

The following description of the utility model and the differences between the utility model and the prior art will be understood with reference to figures 1-4 of the accompanying drawings and the text. The following describes the utility model in further detail, including preferred embodiments, by way of the accompanying drawings and by way of examples of some alternative embodiments of the utility model. It should be noted that: any technical feature and any technical solution in this embodiment are one or several of various optional technical features or optional technical solutions, and in order to describe brevity, all of the optional technical features and the optional technical solutions of the present utility model cannot be exhausted in this document, and it is inconvenient for an implementation of each technical feature to emphasize that it is one of various optional implementations, so those skilled in the art should know: any one of the technical means provided by the utility model can be replaced or any two or more of the technical means or technical features provided by the utility model can be mutually combined to obtain a new technical scheme. Any technical features and any technical solutions in the present embodiment do not limit the protection scope of the present utility model, and the protection scope of the present utility model should include any alternative technical solution that can be conceived by a person skilled in the art without performing creative efforts, and a new technical solution obtained by combining any two or more technical means or technical features provided by the present utility model with each other by a person skilled in the art.

In the description of the present utility model, it is to be noted that, unless otherwise indicated, the meaning of "plurality" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", etc., refer to an orientation or positional relationship based on that shown in the drawings, and are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "mounted", "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model can be understood as appropriate by those of ordinary skill in the art.

The utility model provides an iron core annealing basket with higher strength.

The technical scheme provided by the utility model is described in more detail below with reference to fig. 1 to 4.

The iron core annealing basket comprises a basket body, a lifting appliance and a reinforcing frame body, wherein the reinforcing frame body is connected to the side wall and the bottom surface of the basket body, the lifting appliance is arranged in the middle of the basket body, and the lifting appliance penetrates through the basket body to be connected with the reinforcing frame body, so that the basket body, the reinforcing frame body and the lifting appliance form a whole, the strength of the basket body is improved, and the basket body is prevented from bearing and deforming for a long time; meanwhile, the lifting appliance is arranged in the middle of the basket body, so that the internal space of the annealing furnace is fully utilized, and the actual use area of the basket body is effectively increased.

In this further improvement, hoist includes stand, sleeve pipe and hanging bar, and sleeve pipe and reinforcing frame body welding, the stand passes sleeve pipe and locating plate welding, and stand and sleeve pipe welding simultaneously ensure hoist firm in connection, have effectively solved long-term hoist and mount or atress uneven and have caused the cracked problem of stand easily, improve annealing basket life.

In the further improvement, the reinforcing frame body comprises a plurality of L-shaped reinforcing rods and a plurality of strip-shaped reinforcing rods, the L-shaped reinforcing rods are formed by bending square steel, the whole square steel is adopted for bending, the basket wall and the basket bottom can be prevented from falling off, the strip-shaped reinforcing rods are connected between the adjacent two L-shaped reinforcing rods, and the strength of the reinforcing frame body is further increased.

In the further improvement, the basket body comprises a basket wall and a basket bottom, wherein the basket wall is provided with air holes, the basket bottom is provided with air holes, the air holes and the air holes are convenient for heat transfer and air circulation, the air holes are uniformly distributed on the basket wall at the same interval, the iron core in the annealing basket can be uniformly annealed and heated, and the iron core is protected by supplementing nitrogen in place.

Example 1:

the utility model provides an iron core annealing basket, which comprises a basket body 1, a lifting appliance 2 and a reinforcing frame body 3, wherein the basket body 1 comprises a basket wall 11 and a basket bottom 12, the basket wall 11 is enclosed above the basket bottom 12 to form a cylindrical structure with the basket bottom 12, eight groups of air holes 13 are formed in the basket wall 11, the eight groups of air holes 13 are uniformly distributed on the basket wall 11 at the same interval, each group of air holes 13 is provided with eight, and the eight air holes 13 are distributed in three, two and three side by side.

The bottom 12 is provided with a vent hole 14, and the vent hole 14 extends outward from a middle portion near the bottom 12.

The reinforcing frame body 3 comprises eight L-shaped reinforcing rods 31 and eight strip-shaped reinforcing rods 32, the eight L-shaped reinforcing rods 31 are formed by bending square steel, the eight L-shaped reinforcing rods 31 are uniformly connected to the basket wall 11 and the basket bottom 12 at the same angle, each group of L-shaped reinforcing rods 31 are respectively connected between two adjacent groups of ventilation holes 13, and the eight strip-shaped reinforcing rods 32 are connected between two adjacent L-shaped reinforcing rods 31.

The lifting appliance 2 comprises a stand column 21, a sleeve 22 and a lifting rod 23, wherein a positioning hole 15 is formed in the center of the bottom of the basket bottom 12, the sleeve 22 penetrates through the positioning hole 15 to be welded with eight L-shaped reinforcing rods 31, the bottom of the stand column 21 penetrates through the sleeve 22 to be welded with a positioning plate 24 and the stand column 21 to be welded with the sleeve 22, a through hole is formed in the top end of the stand column 21, and the lifting rod 23 penetrates through the through hole to be connected to the stand column 21.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims

1. The utility model provides an iron core annealing basket, its characterized in that includes basket body, hoist and enhancement support body, the basket body is tubular structure, the enhancement support body is connected on the lateral wall and the bottom surface of basket body, basket body bottom center is provided with the locating hole, the hoist passes the locating hole with enhancement support body fixed connection.

2. The iron core annealing basket according to claim 1, wherein the hanger comprises a column, a sleeve and a hanging rod, the sleeve is welded with the reinforcing frame body, the bottom of the column passes through the sleeve and the positioning plate to be welded, the column is welded with the sleeve, a through hole is arranged at the top end of the column, and the hanging rod is connected to the column through the through hole.

3. The annealing basket for iron cores of claim 1 or 2, wherein the reinforcing frame body comprises a plurality of L-shaped reinforcing rods and a plurality of elongated reinforcing rods, the plurality of L-shaped reinforcing rods are uniformly connected to the side wall and the bottom surface of the basket body at the same angle, and the plurality of elongated reinforcing rods are connected between two adjacent L-shaped reinforcing rods.

4. A core annealing basket according to claim 3, wherein said L-shaped reinforcing bars are bent from square steel.

5. A core annealing basket according to claim 3, wherein the basket body comprises a basket wall and a basket bottom, the basket wall is enclosed above the basket bottom and forms a cylindrical structure with the basket bottom, a plurality of groups of ventilation holes are formed in the basket wall, the plurality of groups of ventilation holes are uniformly distributed on the basket wall at the same interval, and each group of L-shaped reinforcing rods are connected between two adjacent groups of ventilation holes.

6. The annealing basket for iron cores of claim 5, wherein vent holes are provided on the bottom of the basket, and the vent holes extend outward from near the middle of the bottom of the basket.

7. The annealing basket for iron cores of claim 5, wherein eight of said ventilation holes are provided in each set, and wherein eight of said ventilation holes are arranged in three, two, three side-by-side relationship.

8. The core annealing basket of claim 5, wherein the ventilation holes are provided with eight groups, and the L-shaped reinforcing bars are provided with eight.