CN220138091U - Fixing frame for stabilizing coil assembly - Google Patents

Abstract

The utility model provides a fixing frame for stabilizing a coil group, which comprises a pair of side frames for clamping a winding up and down, wherein the two side frames are respectively positioned at the left side and the right side of the winding, four detachable tensioning pieces are arranged between the two side frames, and the four tensioning pieces are respectively positioned at four corners of the side frames; according to the utility model, the pair of side frames are arranged, four tensioning pieces are arranged at four corners of the side frames, when the device is used, the coil winding is clamped in the up-down direction by the clamping parts of the two side frames, the coil winding is fixed in the longitudinal direction, then all nuts of the tensioning pieces are screwed to enable the two side frames to move relatively, the coil winding is fixed from the left side and the right side, and finally, the three windings are fixed.

Description

Fixing frame for stabilizing coil assembly

Technical Field

The utility model relates to the technical field of electrical equipment, in particular to a fixing frame for fixing a coil assembly.

Background

The transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, and the main components are a primary coil, a secondary coil and an iron core, and the transformer has the main functions of: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization, etc.

The existing three-winding coil fixing frame is shown in fig. 1, four U-shaped steel is arranged, then three windings are clamped on the four U-shaped steel, threaded rods which are distributed transversely and longitudinally are arranged at four corners of the four U-shaped steel, nuts are screwed at two ends of the threaded rods, so that the U-shaped steel is tightly clamped on the windings, and then the windings are fixed.

In the prior art, four threaded rods are respectively arranged longitudinally and transversely, so that when the winding is clamped, at least 16 nuts are screwed in to fix the winding, and in the mode, the fixing frame can be assembled or disassembled only by screwing at least 16 nuts when the winding is disassembled, so that the winding is troublesome and not fast.

Therefore, it is necessary to provide a fixing frame for fixing the coil assembly to solve the above technical problems.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a fixing frame for stabilizing a coil assembly, which is used for solving the problems that the fixing frame can be assembled or disassembled only by screwing at least 16 nuts when the coil winding fixing frame in the prior art is disassembled, and is troublesome.

The utility model provides a fixing frame for stabilizing a coil group, which comprises a pair of side frames for clamping a winding up and down, wherein the two side frames are respectively positioned at the left side and the right side of the winding, four detachable tensioning pieces are arranged between the two side frames, and the four tensioning pieces are respectively positioned at four corners of the side frames.

Preferably, each side frame comprises three clamping parts which are respectively in one-to-one correspondence with the three windings, and connecting parts are arranged among all the clamping parts.

Preferably, the clamping part comprises a strip-shaped substrate, clamping claws for clamping the winding up and down are arranged at two ends of the substrate, connecting plates protruding out of the clamping claws are arranged at two ends of the substrate, and through holes are formed in the connecting plates.

Preferably, the clamping jaw is a wedge block, and the planes of the upper wedge block and the lower wedge block are arranged oppositely.

Preferably, at least two connecting parts are arranged, and the connecting parts are arranged between the clamping parts in parallel.

Preferably, the tensioning piece comprises a pull rod penetrating through the left through hole and the right through hole, threads are arranged at two ends of the pull rod, and nuts pressed on the connecting plates are screwed into the threads of the pull rod.

Preferably, each jaw is provided with a spacer block on the end face facing the winding.

Preferably, at least two angle steel are arranged on each side frame.

Compared with the related art, the fixing frame for fixing the coil assembly has the following beneficial effects:

according to the utility model, the pair of side frames are arranged, four tensioning pieces are arranged at four corners of the side frames, when the device is used, the coil winding is clamped in the up-down direction by the clamping parts of the two side frames, the coil winding is fixed in the longitudinal direction, then all nuts of the tensioning pieces are screwed to enable the two side frames to move relatively, the coil winding is fixed from the left side and the right side, and finally, the three windings are fixed.

Drawings

FIG. 1 is a schematic diagram of a prior art structure;

FIG. 2 is a schematic diagram of the overall structure of the present utility model;

FIG. 3 is a schematic view of a tensioner of the present utility model;

FIG. 4 is a schematic view of a side frame structure according to the present utility model;

FIG. 5 is a schematic view of a clamping part structure of the present utility model;

FIG. 6 is a schematic view of the structure of the fixing frame for clamping coil windings according to the present utility model

Reference numerals in the drawings: 1. a side frame; 11. a clamping part; 111. a substrate; 112. a claw; 113. a connecting plate; 114. a through hole; 12. a connection part; 2. a tension member; 21. a pull rod; 22. a thread; 23. a nut; 3. insulating cushion blocks; 4. angle steel.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.

Unless specifically stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, and may be, for example, either fixed or removable; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Unless expressly stated or limited otherwise, a first feature being "above" or "below" a second feature may include the first feature and the second feature being in direct contact, or may include the first feature and the second feature not being in direct contact but being in contact with each other by way of additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The utility model will be further described with reference to the drawings and embodiments.

In a specific implementation process, as shown in fig. 2, the fixing frame for fixing the coil assembly comprises a pair of side frames 1 for clamping a winding up and down, wherein the two side frames 1 are respectively positioned at the left side and the right side of the winding, four detachable tensioning pieces 2 are arranged between the two side frames 1, and the four tensioning pieces 2 are respectively positioned at four corners of the side frames 1;

in use, a pair of side frames 1 are tensioned inwardly by four tensioning members 2, with two side frames 1 clamping the coil windings longitudinally therebetween, the tensioning members 2 pushing the side frames 1 inwardly to complete the securement of the coil windings.

In addition, insulating cushion blocks 3 are arranged at the upper end and the lower end of the side frame 1 and are used for being in contact with the coil winding, so that the side frame 1 and the coil winding are prevented from conducting electricity, and a specific insulating cushion block 3 can be made of a wooden block; simultaneously, the bottom of each side frame 1 is welded with angle steel 4, the bottom of each angle steel 4 is provided with a hole, and at least two of each side frame 1 can be welded with the angle steel 4 at a required position or the angle steel 4 is installed at the required position through bolts penetrating the holes when the side frame is used.

In the specific implementation process, as shown in fig. 4 and 5, each side frame 1 includes three clamping portions 11, and connecting portions 12 are provided between all the clamping portions 11; when the device is used, the three clamping parts 11 clamp the three coil windings respectively, so that the coil windings are fixed in the longitudinal direction, the connecting parts 12 are used for strengthening the connection between each clamping part 11, enhancing the connection strength and ensuring the stability of the whole device.

More specifically, each clamping part 11 comprises a strip-shaped base plate 111, when in use, the base plates 111 are longitudinally arranged, then, the two ends of the base plates 111 are respectively provided with clamping claws 112 and insulating cushion blocks 3 which are correspondingly arranged on one surface of the clamping claws 112 facing the coil winding, and the distance between the upper insulating cushion block 3 and the lower insulating cushion block 3 is smaller than the height of a single coil winding, so that when in installation, the two clamping claws 112 can be pressed on the coil winding, and then the coil winding is longitudinally fixed;

more specifically, the clamping jaw 112 is a wedge-shaped block, the planes of the upper wedge-shaped block and the lower wedge-shaped block are opposite, and when the clamping jaw 112 receives the outward thrust of the coil winding, the wedge-shaped blocks have larger supporting force on the outer side, so that stronger supporting force is provided for the clamping jaw 112;

in addition, at least two connecting parts 12 are provided, and the connecting parts 12 are arranged in parallel between the clamping parts 11; specifically, the connecting parts 12 are rod bodies, and are welded between each clamping part 11;

meanwhile, in order to attach the tension member 2, connection plates 113 protruding from the jaws 112 are provided at both ends of the base plate 111, and through holes 114 are provided in the connection plates 113.

In the specific implementation, as shown in fig. 3, the tensioning member 2 comprises a pull rod 21 penetrating through left and right opposite through holes 114, both ends of the pull rod 21 are provided with threads 22, and nuts 23 pressed on the connecting plates 113 are screwed on the threads 22 of the pull rod 21; after the two side frames 1 are clamped on the coil windings, four tensioning pieces 2 are fixed on four corners of the two side frames 1, the four tensioning pieces are screwed to enable the four tensioning pieces to move inwards along threads 22 of a pull rod 21 by screwing nuts 23, then the side frames 1 are pressed on the coil windings, and finally the fixation of the coil windings is achieved (as shown in fig. 6), compared with 16 nuts 23 in the prior art, the technical scheme of the utility model reduces nuts used longitudinally, so that nuts 23 which are screwed in the disassembly process are reduced, and the disassembly efficiency is improved.

The utility model provides a fixing frame for stabilizing a coil assembly, which has the following working principle: through setting up a pair of side bearer 1 to four tensioning members 2 are set up in the four corners department of side bearer 1, and when using, the chucking portion 11 of two side bearer 1 presss from both sides the coil winding in upper and lower direction, forms the coil winding fixedly in vertical, then twists all nuts 23 of tensioning member 2 and makes two side bearer 1 relative movement, forms the fixed of coil winding from the left and right sides, finally realizes the fixed to the three windings, for prior art, the use quantity of nut 23 has reduced half, consequently in the in-process of dismouting, can accelerate the dismouting speed of mount, improve work efficiency.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims (8)

1. A mount for stabilizing a coil assembly, characterized by: the winding device comprises a pair of side frames (1) for clamping a winding up and down, wherein the two side frames (1) are respectively positioned on the left side and the right side of the winding, four detachable tensioning pieces (2) are arranged between the two side frames (1), and the four tensioning pieces (2) are respectively positioned at four corners of the side frames (1).

2. A holder for a stable coil assembly according to claim 1, characterized in that each side frame (1) comprises three clamping parts (11) corresponding to the three windings one to one, respectively, while connecting parts (12) are provided between all clamping parts (11).

3. A holder for securing a coil assembly according to claim 2, characterized in that the clamping part (11) comprises an elongated base plate (111), jaws (112) for clamping the winding up and down are provided at both ends of the base plate (111), connecting plates (113) protruding from the jaws (112) are provided at both ends of the base plate (111), and through holes (114) are provided in the connecting plates (113).

4. A holder for a stationary coil assembly according to claim 3, characterized in that the jaws (112) are wedge-shaped blocks, and the planes of the upper and lower wedge-shaped blocks are arranged opposite each other.

5. A holder for securing a coil assembly according to claim 2, characterized in that at least two of the connecting parts (12) are provided and that the connecting parts (12) are arranged in parallel between the clamping parts (11).

6. A holder for securing a coil assembly according to claim 3, characterized in that the tension member (2) comprises a pull rod (21) penetrating between left and right opposite through holes (114), both ends of the pull rod (21) being provided with threads (22), while nuts (23) pressed against the connection plates (113) are screwed onto the threads (22) of the pull rod (21).

7. A holder for securing a coil assembly according to claim 3, characterized in that each jaw (112) is fitted with a spacer block (3) on the end face facing the winding.

8. A holder for a stable coil assembly according to claim 1, characterized in that at least two angle bars (4) are provided on each side frame (1).