Transformer iron core capable of being efficiently assembled

Abstract

The utility model discloses a transformer iron core capable of being efficiently assembled, which comprises a first L-shaped iron core sheet, a second L-shaped iron core sheet and a middle chip, the first L-shaped iron core sheet and the second L-shaped iron core sheet have the same composition structure, the middle chip is connected between the first L-shaped iron core sheet and the second L-shaped iron core sheet, and the middle chip is connected with the first L-shaped iron core sheet and the second L-shaped iron core sheet. First countersunk head clamping holes are formed in the left end and the right end of the outer surface of the upper end of the middle chip, and first protruding clamping blocks are fixedly installed at the left end and the right end of the outer surface of the lower end of the middle chip. According to the transformer iron core capable of being efficiently assembled, positioning is conducted when the first L-shaped iron core piece and the second L-shaped iron core piece are assembled through the arranged middle chip, the assembling efficiency is improved, through the arranged first countersunk head clamping hole, the arranged first protruding clamping block, the arranged second countersunk head clamping hole and the arranged second protruding clamping block, the assembling efficiency is improved, and the assembling efficiency is improved. And a limiting effect is conveniently achieved during assembly, and the assembly stability is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of transformer cores, in particular to a transformer core that can be efficiently assembled. Background Art

[0002] Transformer core, the core is the main magnetic circuit part of the transformer; it is usually made of hot-rolled or cold-rolled silicon steel sheets with a high silicon content and coated with insulating paint on the surface.

[0003] In the prior art, a Chinese patent document with the authorization announcement number CN217008877U records a transformer core that is easy to assemble. The patent includes a first side plate, one side of the first side plate is fixedly connected to an outer tube, the upper end of the first side plate is fixedly connected to an upper slot plate, the other end of the inner side of the upper slot plate is slidably connected to an inner slide plate, the other side of the inner slide plate is fixedly connected to a second side plate, one end of the second side plate is fixedly connected to an inner tube, the other end of the inner tube is slidably connected to the inner end of the other side of the outer tube, an iron core body is provided on the outside of the outer tube and the inner tube, and the inner slide plate is pulled out of the upper slot plate to pass the iron sheets of the iron core body through the upper end of the outer tube, so that the width of the iron core can be adjusted, and secondly, the front sealing plate on one side is clamped on both sides of the iron core body, and the rotating rod is rotated to bring the support rings closer to each other, thereby clamping and fixing an iron core body, which has the effect of stabilizing the structure after disassembly and installation.

[0004] In the prior art, when assembling the transformer core, it is necessary to add or use an external positioning structure, which makes the assembly more complicated and inconvenient for efficient assembly. Therefore, we propose a transformer core that can be efficiently assembled. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In view of the deficiencies in the prior art, the utility model provides a transformer core that can be efficiently assembled, has a positioning structure, is convenient for efficient assembly, and can effectively solve the problems in the background technology.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a transformer core that can be efficiently assembled, comprising a first L-shaped iron core, a second L-shaped iron core and a middle core, the first L-shaped iron core and the second L-shaped iron core have the same composition structure, the middle core is connected between the first L-shaped iron core and the second L-shaped iron core, and the left and right ends of the upper outer surface of the middle chip are provided with first countersunk clamping holes, the left and right ends of the lower outer surface of the middle chip are fixedly installed with first raised clamping blocks, and the outer surfaces of one side of the first L-shaped iron core and the second L-shaped iron core are provided with positioning grooves.

[0009] Preferably, the number of the first L-shaped iron core sheets, the second L-shaped iron core sheets and the middle core sheets is the same, and the number of the first L-shaped iron core sheets, the second L-shaped iron core sheets and the middle core sheets are all in multiple groups.

[0010] Preferably, the outer wall of the first protruding clamping block in one group of the middle chips is clamped with the first countersunk clamping hole in another group of the middle chips.

[0011] Preferably, the first L-shaped iron core sheet and the second L-shaped iron core sheet are both clamped on the outer wall of one end of the middle core sheet through a positioning groove.

[0012] Preferably, the upper outer surfaces of the first L-shaped iron core sheet and the second L-shaped iron core sheet are both provided with a second countersunk clamping hole, the lower outer surfaces of the first L-shaped iron core sheet and the second L-shaped iron core sheet are both fixedly installed with a second protruding clamping block, and the outer wall of the second protruding clamping block in one group of the first L-shaped iron core sheet and the second L-shaped iron core sheet is clamped with the second countersunk clamping hole in another group of the first L-shaped iron core sheet and the second L-shaped iron core sheet.

[0013] Preferably, the first L-shaped iron core sheet, the second L-shaped iron core sheet and the middle core sheet are all integrally formed.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the utility model provides a transformer core that can be assembled efficiently, and has the following beneficial effects:

[0016] 1. A transformer core that can be assembled efficiently has a middle core that is positioned when a first L-shaped core plate and a second L-shaped core plate are assembled, thereby improving assembly efficiency.

[0017] 2. The transformer core that can be efficiently assembled can play a limiting role during assembly and improve assembly stability by providing a first countersunk clamping hole and a first raised clamping block, and a second countersunk clamping hole and a second raised clamping block. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The utility model is a schematic diagram of the overall structure of a transformer core that can be efficiently assembled.

[0019] Figure 2 This is a front view of a middle chip in a transformer core that can be efficiently assembled according to the utility model.

[0020] Figure 3 This is a back view of a middle chip in a transformer core that can be efficiently assembled according to the utility model.

[0021] Figure 4It is a front view of a first L-shaped core sheet in a transformer core that can be efficiently assembled according to the utility model.

[0022] Figure 5 It is a back view of a first L-shaped core sheet in a transformer core that can be efficiently assembled according to the utility model.

[0023] In the figure: 1. first L-shaped iron core sheet; 2. second L-shaped iron core sheet; 3. middle core sheet; 4. first countersunk clamping hole; 5. first raised clamping block; 6. positioning groove; 7. second countersunk clamping hole; 8. second raised clamping block. DETAILED DESCRIPTION

[0024] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0025] This embodiment is a transformer core that can be assembled efficiently.

[0026] like Figure 1-5 As shown, it includes a first L-shaped iron core sheet 1, a second L-shaped iron core sheet 2 and a middle core sheet 3. The first L-shaped iron core sheet 1 and the second L-shaped iron core sheet 2 have the same composition structure. The middle core sheet 3 is connected between the first L-shaped iron core sheet 1 and the second L-shaped iron core sheet 2, and the left and right ends of the upper outer surface of the middle core sheet 3 are provided with first countersunk clamping holes 4, the left and right ends of the lower outer surface of the middle core sheet 3 are fixedly installed with first protruding clamping blocks 5, and the outer surfaces of one side of the first L-shaped iron core sheet 1 and the second L-shaped iron core sheet 2 are provided with positioning grooves 6.

[0027] The number of the first L-shaped iron core sheet 1, the second L-shaped iron core sheet 2 and the middle core sheet 3 is the same, and the number of the first L-shaped iron core sheet 1, the second L-shaped iron core sheet 2 and the middle core sheet 3 are all multiple groups; the outer wall of the first protruding clamping block 5 in one group of the middle core sheets 3 is clamped with the first countersunk clamping hole 4 in another group of the middle core sheets 3; the first L-shaped iron core sheet 1 and the second L-shaped iron core sheet 2 are both clamped on the outer wall of one end of the middle core sheet 3 through the positioning groove 6; the upper outer surfaces of the first L-shaped iron core sheet 1 and the second L-shaped iron core sheet 2 are both provided with a second countersunk clamping hole 7, the lower outer surfaces of the first L-shaped iron core sheet 1 and the second L-shaped iron core sheet 2 are both fixedly installed with a second protruding clamping block 8, and the outer wall of the second protruding clamping block 8 in one group of the first L-shaped iron core sheet 1 and the second L-shaped iron core sheet 2 is clamped with the second countersunk clamping hole 7 in another group of the first L-shaped iron core sheet 1 and the second L-shaped iron core sheet 2; the first L-shaped iron core sheet 1, the second L-shaped iron core sheet 2 and the middle core sheet 3 are all integrally formed.

[0028] It should be noted that the utility model is a transformer core that can be assembled efficiently. During assembly, the middle chip 3 is assembled first. When assembling multiple groups of middle chips 3, the first protruding clamping block 5 at the bottom of one group of middle chips 3 is inserted into the first countersunk clamping hole 4 on the top of another group of middle chips 3 to achieve clamping and complete the assembly of the middle chip 3. Then, the first L-shaped iron core 1 and the second L-shaped iron core 2 are installed. The two ends of the middle chip 3 limit the position of the positioning groove 6 in the first L-shaped iron core 1 and the second L-shaped iron core 2. The first L-shaped iron core 1 and the second L-shaped iron core 2 are clamped on the outer wall of one end of the middle chip 3 through the positioning groove 6. When multiple groups of first L-shaped iron cores 1 or second L-shaped iron cores 2 are stacked, the second protruding clamping block 8 is inserted into the second countersunk clamping hole 7 to complete the installation and limiting. The assembly does not require the aid of an external positioning device, which is convenient for improving the efficiency of assembly.

[0029] It should be noted that, in this article, relational terms such as first and second (number one, number two), etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "including one..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0030] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. The technicians in this industry should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A transformer core that can be assembled efficiently, comprising a first L-shaped core sheet (1), a second L-shaped core sheet (2) and a middle core sheet (3), characterized in that: The first L-shaped iron core sheet (1) and the second L-shaped iron core sheet (2) have the same composition structure, the middle core sheet (3) is connected between the first L-shaped iron core sheet (1) and the second L-shaped iron core sheet (2), and the left and right ends of the upper outer surface of the middle core sheet (3) are provided with first countersunk clamping holes (4), the left and right ends of the lower outer surface of the middle core sheet (3) are fixedly installed with first protruding clamping blocks (5), and the outer surfaces of one side of the first L-shaped iron core sheet (1) and the second L-shaped iron core sheet (2) are provided with positioning grooves (6).

2. The transformer core that can be efficiently assembled according to claim 1, characterized in that: The number of the first L-shaped iron core sheet (1), the second L-shaped iron core sheet (2) and the middle core sheet (3) is the same, and the number of the first L-shaped iron core sheet (1), the second L-shaped iron core sheet (2) and the middle core sheet (3) are all multiple groups.

3. The transformer core that can be efficiently assembled according to claim 2, characterized in that: The outer wall of the first protruding clamping block (5) in one group of the middle chips (3) is clamped with the first countersunk clamping hole (4) in another group of the middle chips (3).

4. The transformer core that can be efficiently assembled according to claim 3 is characterized in that: The first L-shaped iron core sheet (1) and the second L-shaped iron core sheet (2) are both clamped on the outer wall of one end of the middle core sheet (3) via a positioning groove (6).

5. The transformer core that can be efficiently assembled according to claim 4, characterized in that: The upper outer surfaces of the first L-shaped iron core sheet (1) and the second L-shaped iron core sheet (2) are both provided with second countersunk clamping holes (7), the lower outer surfaces of the first L-shaped iron core sheet (1) and the second L-shaped iron core sheet (2) are both fixedly mounted with second protruding clamping blocks (8), and the outer wall of the second protruding clamping blocks (8) in one group of the first L-shaped iron core sheet (1) and the second L-shaped iron core sheet (2) is clamped with the second countersunk clamping holes (7) in another group of the first L-shaped iron core sheet (1) and the second L-shaped iron core sheet (2).

6. The transformer core that can be efficiently assembled according to claim 5, characterized in that: The first L-shaped iron core sheet (1), the second L-shaped iron core sheet (2) and the middle core sheet (3) are all integrally formed.

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