Transformer iron core detection tool

The clamping method driven by a telescopic rod and a motor solves the problems of core position offset and complex clamping structure in the prior art, and achieves stable fixation and efficient detection of the core.

CN223461016UActive Publication Date: 2025-10-21HUBEI XUNCHENGXIN ELECTRONIC TECHNOLOGY CO LTD
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Patent Information

Application Number
CN202423067780.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-12
Publication Date
2025-10-21
Estimated Expiration
2034-12-12

AI Technical Summary

Technical Problem

In existing transformer core inspection tooling, multiple clamping points lead to a complex structure. The elasticity of the flexible material decreases after wear, affecting the clamping effect, and the core position is easily offset during the inspection process.

Method used

The telescopic rod is used to drive the long and short plates of the symmetrical structure to clamp the iron core. The motor drives the gear to drive the Z-type plate to clamp or release the iron core. The width eligibility is judged by the indicator mark, which simplifies the clamping structure and ensures uniform clamping.

Benefits of technology

The iron core is stably fixed, position shift is avoided, detection efficiency and result representativeness are improved, and structural maintenance is simplified.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of transformer iron core detection, and discloses a transformer iron core detection tool which comprises a bottom plate, the right side of the top of the bottom plate is fixedly connected with a supporting shell, the right end of the inner side of the supporting shell is fixedly connected with a telescopic rod, and the other end of the telescopic rod is fixedly connected with a first long plate. And the front side and the rear side of the first long plate are rotationally connected with second long plates, the left sides of the second long plates are rotationally connected with clamping blocks, the adjacent sides of the clamping blocks are clamped with transformer iron core pieces, the left side of the supporting shell is fixedly connected with a U-shaped frame, and the front side and the rear side of the right end of the U-shaped frame are rotationally connected with first short plates. According to the transformer iron core fixing device, the telescopic rod pushes the first long plate to slide and drives the first short plate and the second short plate to rotate while pushing the second long plate to rotate, the purpose of fixing a transformer iron core piece is achieved, and when the transformer iron core piece is of a symmetrical structure and is driven by the same power source, iron core deformation and position deviation caused by uneven clamping force are avoided.
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Description

TECHNICAL FIELD

[0001] The utility model relates to transformer core detection technical field especially relates to a transformer core detection frock. BACKGROUND

[0002] The transformer core is the core component of the transformer, and the function is to provide the magnetic circuit to make the transformer realize electromagnetic induction, thereby completing the transmission and conversion of electric energy, and it is stacked by hot-rolled and cold-rolled silicon steel sheets with high silicon content and surface coated with insulating paint, the quality and performance of the core have important influence on the efficiency, reliability and life of the transformer, in order to reduce the eddy current loss and hysteresis loss, improve the efficiency of the transformer, the core is stacked by multiple silicon steel sheets, and the surface of the silicon steel sheet is subjected to insulation treatment, the detection frock is carried out around the various performance index detection of the transformer core, the detection frock is equipped with high-precision sensor and measuring equipment, and the core can be detected in detail.

[0003] The size measuring device in the detection frock is used to accurately measure the length, width and thickness of the core, the appearance detection sensor is used to check whether there is scratch and sand eye on the surface of the core, and the magnetic property detection device is used to detect the magnetic permeability and hysteresis loss of the core, but the transformer core is not firmly fixed in the frock, and the position will be offset during the size measurement, in the prior art, multiple clamping points are designed to ensure that the core can be stably fixed in all directions, and flexible clamping materials are used to ensure uniform distribution of clamping force, but the setting of multiple clamping points makes the structure of the frock more complex, and the flexible materials are prone to wear after frequent use, and the worn materials will have uneven surface and decreased elasticity, thereby affecting the clamping effect. UTILITY MODEL CONTENTS

[0004] In order to make up for the above shortcomings, the utility model provides a transformer core detection frock, which aims at improving the problems in the prior art that the setting of multiple clamping points makes the structure of the frock more complex, the flexible materials are prone to wear after frequent use, and the worn materials will have uneven surface and decreased elasticity, thereby affecting the clamping effect.

[0005] In order to achieve the above object, the utility model discloses the following technical scheme: a transformer core detection frock, including the bottom plate, the right side fixedly connected with support shell of the top of bottom plate, the inner side right -hand member fixedly connected with telescopic link of support shell, the other end fixedly connected with long board no.

[0006] As a further description of the above technical scheme:

[0007] The detection mechanism includes a support frame, the bottom of the support frame is fixedly connected with the top left side of the support shell, a motor is fixedly connected with the top left side of the support frame, the output end of the motor is fixedly connected with a gear, two long strips are slidably connected with the front and rear sides of the top end of the support frame, a toothed strip is fixedly connected with the adjacent side of each long strip, the adjacent side of each toothed strip is meshingly connected with the outer wall of the gear, a Z-shaped plate is fixedly connected with the left side of each long strip, a fixed plate is fixedly connected with the bottom of the Z-shaped plate, an indication mark is fixedly connected with the rear side of each long strip, and a qualified area is fixedly connected with the front side of each long strip.

[0008] As a further description of the above technical scheme:

[0009] The right side of the support shell is fixedly connected with a nameplate, and the bottom of the bottom plate is fixedly connected with a first anti-skid pad.

[0010] As a further description of the above technical scheme:

[0011] The top end of the support shell is fixedly connected with a controller, and the controller is electrically connected with the telescopic link and the motor respectively.

[0012] As a further description of the above technical scheme:

[0013] The left side of the top of the bottom plate is fixedly connected with a second anti-skid pad, and the top of the second anti-skid pad is slidably connected with the bottom of the transformer core.

[0014] As a further description of the above technical scheme:

[0015] The right side of the top of the support frame is rotatably connected with a rotating ring, and the bottom of the rotating ring is rotatably connected with a hook.

[0016] As a further description of the above technical solutions:

[0017] The top left side of the bottom plate is fixedly connected with a scale bar near the edge, and the left side of the supporting frame is fixedly connected with a light bulb.

[0018] As a further description of the above technical solutions:

[0019] The adjacent side of the fixed plate is fixedly connected with a protective pad, and the adjacent side of the protective pad is clamped with the outer wall of the transformer core.

[0020] The utility model has the following beneficial effects:

[0021] 1、 in the utility model, the sliding of long plate one is pushed by telescopic link, long plate one drives the rotation of two side long plate two, long plate two rotates and drives the rotation of short plate one and short plate two at the same time, reach the purpose of fixing transformer core, when the symmetrical structure is driven by the same power source, avoid the deformation of core and position deviation due to uneven clamping force, the structure of telescopic link and clamp is relatively simple, the number of parts is less, when the fault occurs, it is also easy to troubleshoot and maintain.

[0022] 2、 in the utility model, the rotation of gear is driven by motor, because the sliding direction of two sides of long strip is different, therefore Z type board can clamp or loosen transformer core at the same time, when Z type board fixes transformer core and the direction of indicating mark is in the range of qualified area, then it is considered that the width is qualified, if not, it is considered that it is unqualified, in this way, the detection efficiency is greatly improved, and the detection process is based on the movement of mechanical structure and the judgment of indicating mark, and the detection result is more representative. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 A bottom plate front side perspective view of a transformer core detection tool is provided for the utility model;

[0024] Figure 2 A supporting frame side view of a transformer core detection tool is provided for the utility model;

[0025] Figure 3 A clamping block schematic view of a transformer core detection tool is provided for the utility model;

[0026] Figure 4 A long strip display view of a transformer core detection tool is provided for the utility model;

[0027] Figure 5 A hook schematic view of a transformer core detection tool is provided for the utility model.

[0028] LEGEND:

[0029] 1, bottom plate; 2, detection mechanism; 201, support frame; 202, motor; 203, gear; 204, long strip; 205, toothed strip; 206, Z-shaped plate; 207, fixed plate; 208, indicator; 209, qualified area; 3, support shell; 4, telescopic rod; 5, long plate one; 6, long plate two; 7, clamping block; 8, transformer core part; 9, U-shaped frame; 10, short plate one; 11, short plate two; 12, nameplate; 13, non-slip pad one; 14, controller; 15, non-slip pad two; 16, rotating ring; 17, hook; 18, scale bar; 19, bulb; 20, protective pad. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0031] Please refer to the drawings Figure 1 - the drawings Figure 3 An embodiment provided by the utility model: a transformer core detection tool, comprising a bottom plate 1, the top right side of the bottom plate 1 is fixedly connected with a support shell 3, the inner side right end of the support shell 3 is fixedly connected with a telescopic rod 4, the other end of the telescopic rod 4 is fixedly connected with a long plate one 5, ensuring that the sliding of the long plate one 5 can be pushed, the front and back sides of the long plate one 5 are rotatably connected with a long plate two 6, the left side of the long plate two 6 is rotatably connected with a clamping block 7, the adjacent side of the clamping block 7 is clamped with a transformer core part 8, ensuring that the transformer core part 8 remains stable during the detection process, the left side of the support shell 3 is fixedly connected with a U-shaped frame 9, the right end front and back sides of the U-shaped frame 9 are rotatably connected with a short plate one 10, the sides away from each other of the short plate one 10 are rotatably connected with the middle top end of the long plate two 6, the left end front and back sides of the U-shaped frame 9 are rotatably connected with a short plate two 11, the sides away from each other of the short plate two 11 are rotatably connected with the right end adjacent side of the clamping block 7, ensuring that the clamping block 7 can realize the fixation of the transformer core part 8, the top of the support shell 3 is provided with a detection mechanism 2, the detection mechanism 2 is used for detecting the width of the transformer core, which can quickly and accurately measure the width size of the transformer core part 8, ensuring that it meets the strict industrial standards.

[0032] Please refer to the drawings Figure 2 - the drawings Figure 4The detection mechanism 2 comprises a support frame 201, the bottom of the support frame 201 is fixedly connected with the top left side of the support shell 3, the stability of the support frame 201 is ensured, so that it can bear various forces and pressures occurring during the detection process, a motor 202 is fixedly connected with the top left side of the support frame 201, which is responsible for providing the necessary power to drive other components, the output end of the motor 202 is fixedly connected with a gear 203, the gear 203 is used to transmit the rotary motion of the motor 202 to other components, two long strips 204 are slidingly connected with the top front and rear sides of the support frame 201, the adjacent sides of the long strips 204 are fixedly connected with toothed strips 205, the adjacent sides of the toothed strips 205 are meshingly connected with the outer wall of the gear 203, so that the rotary motion of the gear 203 can be effectively transmitted to the long strips 204, a Z-shaped plate 206 is fixedly connected with the left side of the long strip 204, a fixed plate 207 is fixedly connected with the bottom of the Z-shaped plate 206, so that it can clamp the transformer core to complete the detection of the width, an indication mark 208 is fixedly connected with the rear side of the front long strip 204, and a qualified area 209 is fixedly connected with the front side of the rear long strip 204, so as to determine whether the width of the transformer core is qualified according to the pointing direction of the indication mark 208 to the qualified area 209.

[0033] Please refer to the accompanying drawings Figure 3 - the accompanying drawings Figure 5 The top right side of the support frame 201 is rotatably connected with a rotating ring 16, and the bottom of the rotating ring 16 is rotatably connected with a hook 17, which can hang commonly used items, so that the whole structure is more practical, the top left side of the bottom plate 1 is fixedly connected with a non-slip pad two 15, the top of the non-slip pad two 15 is slidingly connected with the bottom of the transformer core 8, which increases the stability of the equipment and can effectively prevent the equipment from slipping during use, the right side of the support shell 3 is fixedly connected with a nameplate 12, and the nameplate 12 is marked with relevant information of the equipment, which is convenient for understanding the detailed parameters of the equipment, and the bottom of the bottom plate 1 is fixedly connected with a non-slip pad one 13, which further enhances the stability and safety of the equipment, ensuring that the equipment can work reliably in various environments.

[0034] Please refer to the accompanying drawings Figure 1 - the accompanying drawings Figure 3 The top middle part of the support shell 3 is fixedly connected with a controller 14, and the controller 14 is electrically connected with the telescopic rod 4 and the motor 202 respectively, so as to ensure the signal and power transmission between them, the adjacent side of the fixed plate 207 is fixedly connected with a protective pad 20, and the adjacent side of the protective pad 20 is clamped with the outer wall of the transformer core 8, so as to ensure the stability and safety of the transformer core 8 during use, the top left side of the bottom plate 1 is fixedly connected with a scale bar 18 near the edge, which can calculate the length of the transformer core, and the left side of the support frame 201 is fixedly connected with a light bulb 19, which ensures that the operation and observation can be carried out in the environment with insufficient light.

[0035] Working principle: the slide of the long plate one 5 is pushed by the telescopic rod 4, the movement of the long plate one 5 drives the rotation of the long plate two 6 on both sides, the long plate two 6 rotates while driving the rotation of the short plate one 10 and the short plate two 11, under the rotation of the short plate one 10 and the short plate two 11, the long plate two 6 rotates to the adjacent side, so as to fix the transformer core piece 8, when the double-rod symmetrical structure is adopted and driven by the same power source, the two clamps can move synchronously, the core is clamped in the middle, the uneven clamping force is avoided to cause the deformation and position deviation of the core, meanwhile, the structure of the telescopic rod 4 and the clamp is relatively simple, the number of parts is small, and when a fault occurs, it is also easy to troubleshoot and maintain.

[0036] The rotation of the gear 203 drives the slide of the toothed strip 205, because the slide directions of the two long strips 204 on both sides of the gear 203 are different, so the Z-shaped plate 206 can clamp or release the transformer core piece 8 at the same time, when the Z-shaped plate 206 fixes the transformer core piece 8 and the direction of the indicator 208 is in the range of the qualified area 209, it is considered that the width is qualified, if not, it is considered unqualified, in this way, the process of automatically clamping and releasing the core piece is realized by the driving mode of the motor 202, the detection efficiency is greatly improved, and because the detection process is based on the accurate movement of the mechanical structure and the judgment of the indicator 208, the detection result is more representative.

[0037] Finally, it should be pointed out that: the above only for the preferred embodiments of the utility model, and does not limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features, any modification, equivalent replacement, improvement etc. made within the spirit and principles of the utility model, should be contained in the protection scope of the utility model.

Claims

1. A transformer core detection tool comprising a base plate (1), characterized in that: The top right side of the bottom plate (1) is fixedly connected with a support shell (3), the inner right end of the support shell (3) is fixedly connected with a telescopic rod (4), the other end of the telescopic rod (4) is fixedly connected with a long plate one (5), the front and back sides of the long plate one (5) are rotatably connected with long plate two (6), the left side of the long plate two (6) is rotatably connected with a clamping block (7), the adjacent side of the clamping block (7) is clamped with a transformer core piece (8), the left side of the support shell (3) is fixedly connected with a U-shaped frame (9), the right end of the U-shaped frame (9) is rotatably connected with a short plate one (10) on the front and back sides, the opposite sides of the short plate one (10) are rotatably connected with the middle top end of the long plate two (6), the left end of the U-shaped frame (9) is rotatably connected with a short plate two (11) on the front and back sides, the opposite sides of the short plate two (11) are rotatably connected with the right end of the adjacent side of the clamping block (7), and the top of the support shell (3) is provided with a detection mechanism (2), which is used for detecting the width of the transformer core.

2. The transformer core detection tool of claim 1, wherein: The detection mechanism (2) comprises a support frame (201), the bottom of the support frame (201) is fixedly connected with the top left side of the support shell (3), the top left side of the support frame (201) is fixedly connected with a motor (202), the output end of the motor (202) is fixedly connected with a gear (203), the top end of the support frame (201) is slidably connected with two long strips (204) on the front and back sides, the adjacent side of the long strip (204) is fixedly connected with a toothed strip (205), the adjacent side of the toothed strip (205) is meshingly connected with the outer wall of the gear (203), the left side of the long strip (204) is fixedly connected with a Z-shaped plate (206), the bottom of the Z-shaped plate (206) is fixedly connected with a fixed plate (207), the rear side of the long strip (204) is fixedly connected with an indicating mark (208) on the front side, and the front side of the long strip (204) is fixedly connected with a qualified area (209) on the rear side.

3. The transformer core detection tool of claim 1, wherein: The right side of the support shell (3) is fixedly connected with a nameplate (12), and the bottom of the bottom plate (1) is fixedly connected with an anti-skid pad one (13).

4. The transformer core detection tool of claim 1, wherein: The top end of the support shell (3) is fixedly connected with a controller (14), and the controller (14) is electrically connected with the telescopic rod (4) and the motor (202) respectively.

5. The transformer core detection tool of claim 1, wherein: The top left side of the bottom plate (1) is fixedly connected with an anti-skid pad two (15), and the top of the anti-skid pad two (15) is slidably connected with the bottom of the transformer core piece (8).

6. The transformer core detection tool of claim 2, wherein: The top right side of the support frame (201) is rotatably connected with a rotating ring (16), and the bottom of the rotating ring (16) is rotatably connected with a hook (17).

7. The transformer core detection tool of claim 2, wherein: The top left side of the bottom plate (1) is fixedly connected with a scale bar (18) near the edge, and the left side of the support frame (201) is fixedly connected with a bulb (19).

8. The transformer core detection tool of claim 2, wherein: The adjacent side of the fixed plate (207) is fixedly connected with a protective pad (20), and the adjacent side of the protective pad (20) is clamped with the outer wall of the transformer core piece (8).