Electric reactor middle fixing frame with fastening structure

Abstract

An electric reactor middle fixing frame with a fastening structure comprises an upper plate body, a lower plate body and iron cores, and is characterized in that the iron cores are arranged between the upper plate body and the lower plate body, lead screws are arranged on the edge of the lower plate body, penetrating holes are formed in the edge of the upper plate body, the upper portions of the lead screws penetrate through the penetrating holes, nuts are rotationally arranged on the upper portions of the lead screws in a sleeved mode, and the nuts are arranged at the upper end of the upper plate body. An upper clamping plate and a lower clamping plate are arranged between the upper end and the lower end of the iron core and the upper plate body and between the upper end and the lower end of the iron core and the lower plate body respectively, and clamping strips are arranged at the upper end of the upper clamping plate and the lower end of the lower clamping plate in an array mode respectively. Edge clamping is carried out while clamping is carried out, the coil can be clamped, the groove bodies are formed in the edge of the iron core, the winding effect can be enhanced when the coil is wound, the stability of the coil can be guaranteed, and the quality effect is improved.

Description

Technical Field

[0001] This proposal is directed to the technical field related to power transformers, and specifically designs a reactor middle fixing frame with a fastening structure. Background Art

[0002] The commonly used fixing method for reactor or transformer products is: the front and rear fixing frames of the iron core are fixed with screws. Existing equipment often uses one or two long screws for fastening, and is fixed by the center screw. The fastening part is mainly in the center, and the edge fastening part is weak, so the fastening effect of the reactor coil is poor. In addition, the fastening bracket is a single-layer bracket with weak overall support. The iron core has a smooth surface and the winding effect is poor, which affects the overall use. Utility Model Content

[0003] The utility model provides a reactor middle fixing frame with a fastening structure, which is used to solve the technical problems arising from the above-mentioned background technology.

[0004] The middle fixing frame of the reactor with a fastening structure includes an upper plate body, a lower plate body, and an iron core, and is characterized in that the iron core is arranged between the upper plate body and the lower plate body, a lead screw is arranged on the edge of the lower plate body, a through hole is provided on the edge of the upper plate body, the upper part of the lead screw passes through the through hole, a nut is rotatably sleeved on the upper part of the lead screw, and the nut is arranged on the upper end of the upper plate body, and an upper clamping plate and a lower clamping plate are respectively provided between the upper and lower ends of the iron core and the upper and lower plate bodies, and the upper end of the upper clamping plate and the lower end of the lower clamping plate are respectively provided with clamping strips in an array.

[0005] Preferably, the reactor middle fixing frame with a fastening structure is characterized in that the edges of the upper clamping plate and the lower clamping plate are provided with perforations.

[0006] Preferably, the reactor middle fixing frame with a fastening structure is characterized in that the upper and lower ends of the iron core are extended with extended edges.

[0007] Preferably, the reactor middle fixing frame with a fastening structure is characterized in that the clamping strip is provided with a groove at the end surface.

[0008] Preferably, the reactor middle fixing frame with a fastening structure is characterized in that wire grooves are arranged at the side ends of the iron core.

[0009] Beneficial effects: This solution combines upper and lower plates and upper and lower clamping plates, and is fastened by a lead screw arranged in an array, ensuring that the iron core can be clamped when the bolts are tightened, and the edges are clamped at the same time, which can clamp the coil. Slots are arranged on the edge of the iron core, which can enhance the winding effect when the coil is wound, thereby ensuring the stability of the coil and improving the quality effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] The accompanying drawings, which constitute part of this application, are intended to provide a further understanding of the present invention. The exemplary embodiments of the present invention and their descriptions are intended to explain the present invention and do not constitute an improper limitation of the present invention. In the accompanying drawings:

[0011] Figure 1 This is the structural diagram of the utility model;

[0012] Figure 2 This is the structure diagram of the iron core of the utility model;

[0013] Figure 3 This is the structural diagram of the upper splint of the utility model;

[0014] Figure 4 This is the structural diagram of the lower splint of the utility model;

[0015] In the figure: upper plate 1, upper clamping plate 101, clamping strip 1201, lower plate 2, lead screw 201, nut 202, lower clamping plate 203, iron core 3, extended edge 301, wire groove 302. DETAILED DESCRIPTION

[0016] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0017] It should be noted that, in the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inside", "outside", "front end", "rear end", "head", "tail" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. The "setting" conjunction designed in this scheme is a broad connection definition, and its connection methods may include "welding", "bonding", "bolting" and other connection methods.

[0018] Furthermore, the terms "first," "second," "third," etc. are used for descriptive purposes only and are not to be understood as indicating or implying relative importance.

[0019] according to Figure 1-4As shown, the middle fixing frame of the reactor with a fastening structure includes an upper plate body 1, a lower plate body 2, and an iron core 3, and is characterized in that the iron core 3 is arranged between the upper plate body 1 and the lower plate body 2, and a screw 201 is arranged on the edge of the lower plate body 2, and a through-hole is provided on the edge of the upper plate body 1. The upper part of the screw 201 passes through the through-hole, and a nut 202 is rotatably sleeved on the upper part of the screw 201, and the nut 202 is arranged on the upper end of the upper plate body 1. An upper clamping plate 101 and a lower clamping plate 203 are respectively provided between the upper and lower ends of the iron core 3 and the upper plate body 1 and the lower plate body 2, and a clamping strip 1201 is respectively arranged on the upper end of the upper clamping plate 101 and the lower end of the lower clamping plate 203.

[0020] Furthermore, the edges of the upper clamping plate 101 and the lower clamping plate 203 are provided with through holes, and the lead screw 201 passes through the through holes to strengthen the fixation of the upper clamping plate 101 and the lower clamping plate 203.

[0021] Furthermore, extended edges 301 are provided at the upper and lower ends of the core 3 .

[0022] Furthermore, the clamping strip 1201 is provided with a groove at its end surface for contacting the extended edge 301 and playing a role of limiting.

[0023] Furthermore, the side ends of the iron core 3 are provided with wire slots 302 for winding with the coil body.

[0024] The iron core 3 is arranged between the upper plate body 1 and the lower plate body 2, and the edge of the upper plate body 1 is arranged with a perforation, and the edge of the lower plate body 2 is arranged with a screw 201, which can be fixed to the lower plate body 2 by welding or riveting the end. The screw 201 described in this scheme can also be a bolt screw 201 with a limiting structure at the end. Its specific function is to reflect the setting state with the lower plate body 2 and ensure that the screw 201 and the lower plate body 2 are in a vertical state. The screw 201 passes through the perforation at the edge of the upper plate body 1, and the bolt rotates and engages with the screw 201 on the upper end face of the upper plate body 1, and then the upper plate body 1 is fixed by the bolt. An upper splint 101 is provided between the upper end of the iron core 3 and the upper plate body 1, and a lower splint 201 is provided between the lower end of the iron core 3 and the lower plate body 2. The clamping plate 203, and the edges of the upper clamping plate 101 and the lower clamping plate 203 are provided with perforations, the perforations pass through the lead screw 201, the lower end surface of the upper clamping plate 101 and the upper end surface of the lower clamping plate 203 are arrayed with clamping strips 1201, the clamping strips 1201 are provided with grooves, the upper and lower end surfaces of the iron core 3 are provided with extended edges 301, the grooves are in contact with the extended edges 301 of the iron core 3, which can better clamp and fix the iron core 3, and the side end surfaces of the iron core 3 are arranged with wire grooves 302. During the coil winding process, the bottom end is routed through the wire grooves 302 to ensure the fixation of the coil, and the upper and lower plates 2 and the upper clamping plate 101 and the lower clamping plate 203 are clamped to the iron core 3 and the coil by the fastening method of the lead screw 201 and the bolts, thereby ensuring the fastening and stability of the whole and the coil.

[0025] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A reactor middle fixing frame with a fastening structure, comprising an upper plate (1), a lower plate (2), and an iron core (3), characterized in that The iron core (3) is arranged between the upper plate (1) and the lower plate (2), a lead screw (201) is arranged on the edge of the lower plate (2), a through hole is provided on the edge of the upper plate (1), the upper part of the lead screw (201) passes through the through hole, a nut (202) is rotatably sleeved on the upper part of the lead screw (201), and the nut (202) is arranged on the upper end of the upper plate (1), an upper clamping plate (101) and a lower clamping plate (203) are respectively provided between the upper and lower ends of the iron core (3) and the upper plate (1) and the lower plate (2), and a clamping strip (1201) is respectively arranged on the upper end of the upper clamping plate (101) and the lower end of the lower clamping plate (203).

2. The reactor middle fixing frame with a fastening structure according to claim 1, characterized in that The edges of the upper clamping plate (101) and the lower clamping plate (203) are provided with perforations.

3. The reactor middle fixing frame with a fastening structure according to claim 1, characterized in that Extended edges (301) are provided at the upper and lower ends of the iron core (3).

4. The reactor middle fixing frame with a fastening structure according to claim 1, characterized in that The clamping strip (1201) is provided with a groove at its end surface.

5. The reactor middle fixing frame with a fastening structure according to claim 1, characterized in that Wire slots (302) are arranged on the side ends of the iron core (3).

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