Portable transformer winding deformation tester

Abstract

The transformer winding deformation tester convenient to carry comprises a tester body and handles symmetrically arranged on the front face of the tester body, inclined strut structures used for supporting the tester body are symmetrically arranged at the top end of the tester body, and each inclined strut structure comprises a supporting rod and a supporting foot arranged on one side of the supporting rod. The top of the tester body is provided with a fixing structure used for fixing the position of the supporting rod, the front face of the top end of the supporting foot is provided with a telescopic structure used for adjusting the position of the supporting foot, the corresponding inclined supporting structure is arranged on the tester body, and the supporting rod and the supporting foot which are arranged in the inclined supporting structure are used for carrying out inclined supporting on the tester body. Meanwhile, a corresponding fixing structure is arranged to fix the inclination angle of the supporting rod and the supporting foot, so that the tester body is stably supported, a telescopic structure is arranged at the top end of the supporting foot, adjustment of the inclination angle of the tester body is achieved, and the situation that the tester cannot stably achieve inclined supporting, and normal use is affected is avoided.

Description

Technical Field

[0001] The utility model relates to the field of transformer winding deformation testing, in particular to a transformer winding deformation testing instrument which is convenient to carry. Background Art

[0002] The transformer winding deformation tester is an instrument used to detect the deformation of the transformer winding. Since the transformer winding may be deformed due to various reasons during operation, such as temperature changes, load changes, vibration, etc., this may cause a short circuit or poor contact between the windings, thereby affecting the normal operation of the transformer. Existing testers are usually placed in a box for easy carrying. However, in actual use, due to the complex on-site environment, the tester needs to be padded so that its display screen is tilted for easy observation and operation. Since there is no corresponding diagonal bracing structure, bricks and other block objects are usually used for support, which makes the support unstable and prone to sliding, affecting normal use. Summary of the invention

[0003] The purpose of the utility model is to provide a portable transformer winding deformation tester to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a portable transformer winding deformation tester, comprising a tester body and a handle symmetrically arranged on the front of the tester body, a diagonal support structure for supporting the tester body symmetrically arranged on the top of the tester body, the diagonal support structure comprising a support rod and a support foot arranged on one side of the support rod, a fixing structure for fixing the position of the support rod is arranged on the top of the tester body, and a telescopic structure for adjusting the position of the support foot is arranged on the front of the top of the support foot.

[0005] Preferably, a storage groove is symmetrically provided at the top of the tester body, and the outer wall of the support rod and the outer wall of the support foot are both slidably and interlacedly connected with the inner wall of the storage groove.

[0006] Preferably, a rotating shaft is inserted and connected on one side of the support rod, a rotating hole is opened on one side of the inner wall of the storage groove, and the outer wall of the rotating shaft and the inner wall of the rotating hole are rotatably inserted and connected.

[0007] Preferably, the fixing structure comprises a gear, a tooth groove is provided on one side of the rotating shaft, an outer wall of the gear and an inner wall of the tooth groove are slidably interlaced and connected, and a pushing member is provided on one side of the gear.

[0008] Preferably, the pushing member includes an L-shaped pushing block, one side of the L-shaped pushing block is fixedly connected to one side of the gear, a sliding groove is symmetrically provided on the top of the tester body, the outer wall of the L-shaped pushing block and the inner wall of the sliding groove are slidably connected, and one side of the sliding groove and one side of the storage groove penetrate each other.

[0009] Preferably, a spring is provided on the side of the L-shaped push block away from the gear, an anti-rotation rod is fixedly connected to the inner wall of the sliding groove and located inside the spring, and the outer wall of the anti-rotation rod passes through the L-shaped push block and the middle part of the gear in sequence.

[0010] Preferably, the telescopic structure includes a threaded rod, the bottom back of the threaded rod is fixedly connected to the front of the support leg, a threaded hole is provided on the back of the support rod, the inner wall of the threaded hole and the outer wall of the threaded rod are threadedly connected, and heat dissipation holes are provided on both sides of the tester body.

[0011] Technical effects and advantages of the utility model:

[0012] The utility model arranges a corresponding diagonal bracing structure on the tester body, utilizes the support rods and support legs arranged therein to diagonally support the tester body, and simultaneously arranges a corresponding fixed structure to fix the inclination angles of the support rods and the support legs so that the tester body can be stably supported, and a telescopic structure is arranged at the top of the support legs to adjust the inclination angle of the tester body, thereby preventing the tester from being unable to stably achieve diagonal bracing and affecting normal use. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0014] Figure 2 For this utility model Figure 1 A magnified view of the structure in the middle.

[0015] Figure 3 This is a cross-sectional view of the fixed structure of the utility model.

[0016] Figure 4 This is a cross-sectional view of the structure of the meshing portion between the gear and the tooth groove of the utility model.

[0017] Figure 5 It is a cross-sectional view of the telescopic structure of the utility model.

[0018] In the figure: 1. Tester body; 101. Storage slot; 102. Sliding slot; 103. Rotating hole; 2. Handle; 3. Support rod; 301. Threaded hole; 4. Support foot; 5. Rotating shaft; 501. Tooth groove; 6. L-shaped push block; 7. Gear; 8. Spring; 9. Anti-rotation rod; 10. Threaded rod; 11. Heat dissipation hole. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] The utility model provides Figure 1-5 A portable transformer winding deformation tester is shown, comprising a tester body 1 and a handle 2 symmetrically arranged on the front of the tester body 1, a diagonal support structure for supporting the tester body 1 is symmetrically arranged on the top of the tester body 1, the diagonal support structure comprises a support rod 3 and a support leg 4 arranged on one side of the support rod 3, a fixing structure for fixing the position of the support rod 3 is arranged on the top of the tester body 1, and a telescopic structure for adjusting the position of the support leg 4 is arranged on the front of the top of the support leg 4.

[0021] It should be noted that, by arranging a corresponding diagonal support structure on the tester body 1, the support rod 3 and the support leg 4 arranged therein are used to support the tester body 1 diagonally, and at the same time, a corresponding fixed structure is provided to fix the inclination angle of the support rod 3 and the support leg 4, so that the tester body 1 is stably supported, and a telescopic structure is provided at the top of the support leg 4 to adjust the inclination angle of the tester body 1, thereby preventing the tester body 1 from being unable to stably achieve diagonal support and affecting normal use.

[0022] A storage groove 101 is symmetrically provided at the top of the tester body 1 , and the outer wall of the support rod 3 and the outer wall of the support leg 4 are both slidably connected with the inner wall of the storage groove 101 .

[0023] Furthermore, the support rod 3 and the storage slot 101 are both rectangular in shape as a whole, and the total length of the support rod 3 and the support leg 4 is smaller than the length of the storage slot 101 .

[0024] A rotating shaft 5 is inserted and connected to one side of the support rod 3, a rotating hole 103 is opened on one side of the inner wall of the storage groove 101, and the outer wall of the rotating shaft 5 and the inner wall of the rotating hole 103 are rotatably inserted and connected.

[0025] Furthermore, the angle of the support rod 3 is adjusted by rotating the rotating shaft 5 in the rotating hole 103. At the same time, the rotating shaft 5 is integrally provided with a cylinder, which is interlaced and connected with the side of the support rod 3 away from the supporting foot 4 and fixed by welding.

[0026] The fixed structure includes a gear 7 , a tooth groove 501 is provided on one side of the rotating shaft 5 , an outer wall of the gear 7 and an inner wall of the tooth groove 501 are slidably interlaced and connected, and a pushing member is provided on one side of the gear 7 .

[0027] Furthermore, after the support rod 3 is rotated to a suitable angle, the position of the rotating shaft 5 is fixed after adjustment through the engagement between the gear 7 and the tooth groove 501 .

[0028] The pushing member includes an L-shaped pushing block 6, one side of the L-shaped pushing block 6 is fixedly connected to one side of the gear 7, a sliding groove 102 is symmetrically opened on the top of the tester body 1, the outer wall of the L-shaped pushing block 6 and the inner wall of the sliding groove 102 are slidably connected, and one side of the sliding groove 102 and one side of the storage groove 101 penetrate each other.

[0029] Furthermore, the L-shaped push block 6 and the gear 7 are welded and fixed, and the front cross-sectional shape of the L-shaped push block 6 is set to be "L"-shaped, and the length of its vertical plate is greater than the depth of the sliding groove 102, so that the user can push the L-shaped push block 6 to drive the gear 7 to move its position.

[0030] A spring 8 is provided on one side of the L-shaped push block 6 away from the gear 7. An anti-rotation rod 9 is fixedly connected to the inner wall of the sliding groove 102 and located inside the spring 8. The outer wall of the anti-rotation rod 9 passes through the L-shaped push block 6 and the middle part of the gear 7 in sequence.

[0031] The L-shaped push block 6 is pushed by the spring 8 so that it can stably drive the gear 7 to insert into the tooth groove 501, and the anti-rotation rod 9 is generally in the shape of a rectangular parallelepiped. A horizontally penetrating square hole is provided in the middle of the L-shaped push block 6 and the gear 7. The anti-rotation rod 9 slides in the square hole to fix the moving direction and moving position of the L-shaped push block 6.

[0032] The telescopic structure includes a threaded rod 10, the bottom back of the threaded rod 10 is fixedly connected to the front of the support foot 4, a threaded hole 301 is opened on the back of the support rod 3, the inner wall of the threaded hole 301 and the outer wall of the threaded rod 10 are threadedly inserted and connected, and heat dissipation holes 11 are opened on both sides of the tester body 1.

[0033] Furthermore, after the support rod 3 is rotated out of the storage groove 101 , the support leg 4 can be rotated to make the threaded rod 10 rotate in the threaded hole 301 , thereby adjusting the position of the support leg 4 .

[0034] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A portable transformer winding deformation tester, comprising a tester body (1) and a handle (2) symmetrically arranged on the front of the tester body (1), characterized in that: The top of the tester body (1) is symmetrically provided with an oblique support structure for supporting the tester body (1), the oblique support structure comprising a support rod (3) and a support foot (4) provided on one side of the support rod (3), the top of the tester body (1) is provided with a fixing structure for fixing the position of the support rod (3), and the front of the top of the support foot (4) is provided with a telescopic structure for adjusting the position of the support foot (4).

2. A portable transformer winding deformation tester according to claim 1, characterized in that: The top of the tester body (1) is symmetrically provided with a storage groove (101), and the outer wall of the support rod (3) and the outer wall of the support foot (4) are both slidably interlaced with the inner wall of the storage groove (101).

3. A portable transformer winding deformation tester according to claim 2, characterized in that: A rotating shaft (5) is inserted and connected to one side of the support rod (3), a rotating hole (103) is opened on one side of the inner wall of the storage groove (101), and the outer wall of the rotating shaft (5) and the inner wall of the rotating hole (103) are rotatably inserted and connected.

4. A portable transformer winding deformation tester according to claim 3, characterized in that: The fixing structure comprises a gear (7), a tooth groove (501) is provided on one side of the rotating shaft (5), an outer wall of the gear (7) and an inner wall of the tooth groove (501) are slidably connected, and a pushing member is provided on one side of the gear (7).

5. The portable transformer winding deformation tester according to claim 4 is characterized in that: The pushing member comprises an L-shaped pushing block (6), one side of the L-shaped pushing block (6) is fixedly connected to one side of the gear (7), a sliding groove (102) is symmetrically provided at the top of the tester body (1), an outer wall of the L-shaped pushing block (6) and an inner wall of the sliding groove (102) are slidably interlaced and connected, and one side of the sliding groove (102) and one side of the storage groove (101) penetrate each other.

6. A portable transformer winding deformation tester according to claim 5, characterized in that: A spring (8) is provided on a side of the L-shaped push block (6) away from the gear (7), an anti-rotation rod (9) is fixedly connected to the inner wall of the sliding groove (102) and located inside the spring (8), and an outer wall of the anti-rotation rod (9) passes through the L-shaped push block (6) and the middle part of the gear (7) in sequence.

7. The portable transformer winding deformation tester according to claim 1, characterized in that: The telescopic structure comprises a threaded rod (10), the bottom back of the threaded rod (10) and the front of the support foot (4) are fixedly connected, the back of the support rod (3) is provided with a threaded hole (301), the inner wall of the threaded hole (301) and the outer wall of the threaded rod (10) are threadedly connected, and heat dissipation holes (11) are provided on both sides of the tester body (1).

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