Storage device for single-frame iron cores

By designing a storage device for trays and supports, and utilizing a combination of support surfaces and limiting blocks, the problems of single-frame core tipping and difficulty in distinguishing similar shapes were solved, achieving stable storage and matching splicing, and improving the efficiency of transformer component production.

CN224183028UActive Publication Date: 2026-05-01HEBEI GAOJING ELECTRICAL EQUIP
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
HEBEI GAOJING ELECTRICAL EQUIP
Filing Date
2025-04-28
Publication Date
2026-05-01

AI Technical Summary

Technical Problem

Single-frame iron cores are prone to tipping over and deforming when placed vertically after winding. Furthermore, single-frame iron cores of different energy efficiency levels have similar appearances and are difficult to distinguish, leading to the mistaken selection of unmatched single-frame iron cores and affecting the performance of the finished product.

Method used

Design a storage device including a tray and a support fixed on the tray. The support has three evenly distributed support surfaces with an included angle of 60°. A limiting block forms a clamping space. The support surfaces are inclined to provide lateral support. The limiting block restricts radial displacement to ensure stable placement of the single-frame iron core.

Benefits of technology

This method enables stable storage of single-frame iron cores with the same energy efficiency level, preventing tipping and deformation, and avoiding the impact of splicing mismatched single-frame iron cores on the performance of the finished product.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model belongs to the field of transformer part production, and discloses a single-frame iron core storage device which comprises a tray and a supporting piece fixedly arranged on the tray, three supporting faces evenly distributed in the circumferential direction of the tray are arranged on the supporting piece, and the included angle between any two adjacent supporting faces on a horizontal projection plane is 60 degrees. A limiting check block is fixedly arranged at the position, corresponding to the radial outer side of each supporting face, of the surface of the tray, and a clamping space used for containing the single-frame iron core is formed between each limiting check block and the corresponding supporting face; on the horizontal projection plane, the top edge of the supporting face is arranged close to the center of the tray, and the bottom edge of the supporting face is arranged close to the edge of the tray. According to the utility model, three single-frame iron cores with the same energy efficiency grade can be stably stored at one place; the centralized storage device is suitable for the transformer part production industry and used for centralized storage of the three single-frame iron cores before splicing.
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Description

A storage device for a single-frame iron core Technical Field

[0001] This utility model belongs to the field of transformer component manufacturing, specifically a storage device for a single-frame iron core. Background Technology

[0002] The three-dimensional triangular coiled iron core is made up of three identical rectangular single-frame iron cores spliced ​​together.

[0003] After the single-frame iron core is wound, if it is placed vertically, the center of gravity will shift, making it prone to tipping over and deformation. Secondly, different energy efficiency levels correspond to different single-frame iron cores, but iron cores of the same capacity have similar shapes. If they are placed randomly, it is difficult to distinguish whether the single-frame iron cores are of the same energy efficiency, and it is easy to mistakenly take out mismatched single-frame iron cores. Furthermore, splicing three single-frame iron cores of different energy efficiencies will affect the performance of the finished product and lead to rework. Summary of the Invention

[0004] To address the aforementioned shortcomings in the existing technology, this utility model aims to provide a storage device for single-frame iron cores, so as to stably place three single-frame iron cores of the same energy efficiency level together.

[0005] To achieve the above objectives, the technical solution adopted by this utility model is as follows:

[0006] A storage device for a single-frame iron core includes a tray and a support fixed on the tray. The support has three support surfaces evenly distributed along the circumference of the tray, and the included angle between any two adjacent support surfaces on the horizontal projection plane is 60°.

[0007] A limiting block is fixed at a position on the radial outer side of each support surface on the pallet surface, and a clamping space is formed between the limiting block and the corresponding support surface to accommodate the single frame iron core.

[0008] The support surface is inclined relative to the tray. On the horizontal projection plane, the top edge of the support surface is set close to the center of the tray, and the bottom edge of the support surface is set close to the edge of the tray.

[0009] As a limitation of this utility model: the support member includes three support plates, the support plates are support surfaces, the three support plates are inclined and fixed on the surface of the tray, the vertices of the three support plates are in contact with each other and fixedly connected, the bottom ends of the three support plates are distributed, and the gap formed by any two adjacent support plates is a triangle with the vertices located at the top on the vertical projection plane.

[0010] Limiting blocks are positioned on the radial outer side of each support plate on the pallet surface.

[0011] As a further limitation of this utility model: a groove extending along the length of the support plate is provided on the support plate, the bottom of the groove is located close to the tray, and the opening end of the groove penetrates through the top edge of the support plate.

[0012] As a further limitation of this utility model: the top edges of any two adjacent support plates are fixedly connected by a connecting plate.

[0013] As another limitation of this utility model: a plurality of pads for suspending the pallet are fixedly provided at intervals along the circumference of the bottom surface of the pallet.

[0014] As a further limitation of this utility model: the support, tray, limit block and pad are all made of steel plate.

[0015] By adopting the above technical solution, the beneficial effects achieved by this utility model compared with the prior art are as follows:

[0016] This utility model includes a tray and a support member fixed on the tray. The support member has a triangular prism structure and includes three support surfaces evenly distributed along the circumference of the tray. The included angle between any two adjacent support surfaces on the horizontal projection plane is 60°. A limiting block is provided on the radially outer position of each support surface on the tray surface. After a single frame iron core is wound, it is placed in the clamping space formed between the limiting block and the corresponding support surface. The inclined support surface provides lateral support to the single frame iron core, and the limiting block restricts the radial displacement of the single frame iron core, thereby preventing the single frame iron core from tipping over and deforming. The three support surfaces and their corresponding limiting blocks each form a clamping space. After three single frame iron cores of the same energy efficiency level are wound, they are placed in the three clamping spaces in sequence, avoiding the problem of accidentally selecting three mismatched single frame iron cores for splicing due to similar shapes of iron cores of the same capacity, which would affect the performance of the finished product.

[0017] In summary, this invention can stably store three single-frame iron cores of the same energy efficiency level in one place; this invention is applicable to the transformer component manufacturing industry and is used for centralized storage of three single-frame iron cores before splicing. Attached Figure Description

[0018] The present invention will now be described in further detail with reference to the accompanying drawings and specific embodiments.

[0019] Figure 1 is a three-dimensional structural diagram of an embodiment of the present utility model;

[0020] Figure 2 is a structural schematic diagram of an embodiment of the present invention on a vertical projection plane;

[0021] Figure 3 is a schematic diagram of the structure of the embodiment of this utility model on a horizontal projection plane.

[0022] In the diagram: 1-Tray, 2-Limiting block, 3-Groove, 31-Groove bottom, 32-Open end, 4-Connecting plate, 5-Padded block, 6-Supporting plate, 7-Gap. Detailed Implementation

[0023] The preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are for illustration and explanation only and do not constitute a limitation thereof.

[0024] As shown in Figures 1 to 3, this embodiment includes a tray 1, a support member, and a limiting block 2. The support member is fixed on the tray 1 and has three support surfaces evenly distributed around the circumference of the tray 1. The limiting block 2 and the corresponding support surface form a clamping space for accommodating a single-frame iron core.

[0025] Tray 1 is a disc structure made of steel plate to prevent staff from tripping over the edges.

[0026] In this embodiment, the support is made of steel plate, as shown in Figures 1 and 3. It includes three support plates 6 with identical structure and shape, which are evenly distributed around the circumference of the tray 1. The three support plates 6 are inclined and fixed to the surface of the tray 1. In this embodiment, the support plates 6 are the support surfaces. As shown in Figure 1, the included angle α between the support plates 6 and the tray 1 is an acute angle. The vertices of the three support plates 6 are in contact with each other and fixedly connected. The bottom ends of the three support plates 6 are distributed separately. As shown in Figure 1, the top edges of any two adjacent support plates 6 are fixedly connected by welding with a connecting plate 4, which is a triangular plate. As shown in Figure 3, the included angle β between any two adjacent support plates 6 on the horizontal projection plane is 60°. As shown in Figure 2, the gap 7 formed by any two adjacent support plates 6 is a triangle with its vertices at the top on the vertical projection plane. In this embodiment, on the horizontal projection plane, the top edge of the support plate 6 is located near the center of the tray 1, and the bottom edge of the support plate 6 is located near the edge of the tray 1.

[0027] There are three limiting blocks 2, one of which is fixed on the radial outer side of each support plate 6 on the surface of the tray 1. The limiting blocks 2 are made of steel plates and are fixed by welding. In use, after a single frame iron core is wound, it is placed in the clamping space formed between the limiting block 2 and the corresponding support plate 6. The inclined support plate 6 provides lateral support to the single frame iron core. The three support plates 6 support each other to stably support the single frame iron core. The limiting blocks 2 restrict the radial displacement of the single frame iron core, thereby preventing the single frame iron core from tilting and deforming. This device has three clamping spaces, which can hold three single frame iron cores of the same energy efficiency level.

[0028] Of course, the support can also be a regular triangular truncated pyramid structure, with its top and bottom surfaces being equilateral triangles, and its three sides serving as the three support surfaces. In this case, all three sides are inclined relative to the tray 1, that is, the top edge of each side is positioned close to the center of the tray 1, and the bottom edge is positioned close to the edge of the tray 1. During storage, the sides of the regular triangular truncated pyramid structure provide lateral support to the single-frame core, and the limiting block 2 constrains the radial displacement of the single-frame core.

[0029] Furthermore, as shown in Figures 1 and 2, the support plate 6 is provided with a groove 3 extending along the length of the support plate 6. In this embodiment, the groove 3 is a U-shaped groove, with the bottom 31 of the groove 3 located close to the tray 1, and the opening end 32 of the groove 3 penetrating through the top edge of the support plate 6. The groove 3 facilitates the insertion of lifting straps to lift the single frame core.

[0030] To improve this embodiment, as shown in Figures 1 and 2, multiple pads 5 are fixedly provided at intervals along the circumference of the bottom surface of the pallet 1. The pads 5 are made of steel plates and are welded and fixed. In this embodiment, there are three pads 5. The pads 5 are provided to suspend the pallet 1, making it easier for a forklift to lift it from below for transportation.

[0031] In this embodiment, after the single-frame core is wound, it is lifted by slings and placed on the device. The support plate 6 in the device provides lateral support for the single-frame core, and the limiting block 2 restricts the radial displacement of the single-frame core to prevent it from tipping over. After all three single-frame cores of the same energy efficiency level have been placed, a forklift is used to lift the pallet 1 and transport the device along with the three single-frame cores to the splicing section for subsequent operations.

[0032] It should be noted that the above description is merely a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A storage device for a single-frame iron core, characterized in that, The device includes a pallet and a support member fixed on the pallet. The support member has three support surfaces evenly distributed along the circumference of the pallet, and the included angle between any two adjacent support surfaces on the horizontal projection plane is 60°. A limiting block is fixed on the radially outer position of each support surface on the pallet surface, and a clamping space for accommodating a single frame core is formed between the limiting block and the corresponding support surface. The support surface is inclined relative to the pallet, and on the horizontal projection plane, the top edge of the support surface is set close to the center of the pallet, and the bottom edge of the support surface is set close to the edge of the pallet.

2. The storage device for a single-frame iron core according to claim 1, characterized in that, The support includes three support plates, which serve as support surfaces. The three support plates are inclined and fixed to the surface of the pallet. The vertices of the three support plates are in contact with each other and are fixedly connected. The bottom ends of the three support plates are distributed separately. The gap formed by any two adjacent support plates is a triangle with the vertices at the top on the vertical projection plane. Limiting blocks are set on the radial outer side of the pallet surface corresponding to each support plate.

3. The storage device for a single-frame iron core according to claim 2, characterized in that, The support plate has a groove extending along its length, with the bottom of the groove close to the tray and the opening end of the groove penetrating the top edge of the support plate.

4. The storage device for a single-frame iron core according to claim 3, characterized in that, The top edges of any two adjacent support plates are fixedly connected by a connecting plate.

5. A storage device for a single-frame iron core according to any one of claims 1-4, characterized in that, The bottom surface of the pallet is fixed with multiple pads at intervals along its circumference to suspend the pallet.

6. A storage device for a single-frame iron core according to claim 5, characterized in that, The support components, tray, limit blocks, and pads are all made of steel plates.