Multifunctional dry-type transformer maintenance equipment

By designing a type of automatic wound dry transformer maintenance equipment, the motor uses the motor to drive the transmission shaft and wire ring slider mechanism to solve the problem of insufficient copper wrap in the existing equipment and the difficulty of controlling the gap, and improve the quality and efficiency of the maintenance.

CN222421640UActive Publication Date: 2025-01-28JIANGSU HENGTE GRP VALTTE ELECTRIC
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Patent Information

Application Number
CN202420403950.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-03-04
Publication Date
2025-01-28
Estimated Expiration
2034-03-04

AI Technical Summary

Technical Problem

Existing dry transformer maintenance equipment relies on manual manual adjustment of the position of copper wire, resulting in uneven winding and difficult to control the gap between copper wires, affecting the quality of the transformer.

Method used

A multi -functional dry transformer maintenance equipment is designed. The automatic winding technology is used to drive the winding rotation through the motor to drive the transmission shaft, and use the wire ring and slider mechanism to realize the uniform wrapping of copper wires.

Benefits of technology

The uniform wrapping of copper wires is achieved, and the problems of uneven entanglement and gaps caused by manual adjustment are avoided, and the quality and efficiency of transformer maintenance are improved.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a multi-functional dry type transformer maintenance equipment relates to transformer technical field, the multi-functional dry type transformer maintenance equipment includes base and support plate, the support plate is installed on the top end surface of base, one side surface of the support plate is equipped with motor, the output end of motor is equipped with transmission shaft, the transmission shaft is equipped with the transmission shaft, and the transmission shaft is equipped with the transmission shaft. And clamps are mounted at one end of the transmission shaft and the surface of one side of the supporting plate. When the winding rotates, due to the fact that the copper wire is wound on the outer side surface of the winding, the rotating winding continuously pulls the copper wire from the inner wall of the wire guide ring at the moment, the copper wire is wound on the outer side surface of the winding, and therefore the coil on the outer side surface of the winding is wound again. Therefore, the defects that the tightness degrees of copper wires wound on the outer side surface of a winding are different due to manual position adjustment, gaps between the copper wires cannot be controlled, and the quality of the overhauled transformer is low are overcome.
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Description

Technical Field

[0001] The utility model relates to the technical field of transformers, in particular to multifunctional dry-type transformer maintenance equipment. Background Art

[0002] A dry-type transformer is a transformer that does not use liquid insulating media. It is commonly used in low-power applications such as construction, industrial and commercial fields, and in some special environments such as ships and oil wells. Compared with oil-immersed transformers, dry-type transformers are safer, environmentally friendly and easy to maintain. The main parts of a dry-type transformer include the core, winding, insulation material, cooling system, casing and bracket. The core is made of insulating material, which provides a conduction path for the magnetic field.

[0003] A series of problems may occur in the daily use of transformers. When a dry-type transformer suffers physical damage or electrical failure during use, the copper wire on the surface of the winding will gradually decrease in effect, thereby affecting the working efficiency of the transformer. At this time, the winding of the transformer needs to be inspected and the copper wire needs to be rewound on its outer surface. However, the transformer inspection equipment in the prior art generally winds the copper wire on its outer surface by rotating the transformer, and the position of the copper wire is manually adjusted during winding, so that the copper wire is arranged on the outer surface of the winding, resulting in a certain gap between the copper wires. When the winding position is manually adjusted, the copper wire wound on the surface of the winding will have different tightness, thereby failing to guarantee the quality of the transformer. Utility Model Content

[0004] The utility model provides a multifunctional dry-type transformer maintenance equipment, which has the advantage of automatic winding, so as to solve the problem that the transformer maintenance equipment in the prior art generally winds the copper wire on the outer surface of the transformer by rotating the transformer, and the position of the copper wire is constantly adjusted manually during winding, so that the copper wire is arranged on the outer surface of the winding, resulting in a certain gap between the copper wires, and when the winding position is adjusted manually, the tightness of the copper wire wound on the winding surface is different, so the quality of the transformer cannot be guaranteed.

[0005] In order to achieve the purpose of automatic winding, the utility model provides the following technical solutions: a multifunctional dry-type transformer maintenance equipment, comprising a base and a support plate, the support plate is installed on the top surface of the base, a motor is installed on one side surface of the support plate, a transmission shaft is installed on the output end of the motor, one end of the transmission shaft and one side surface of the support plate are both installed with a clamp, a moving component is installed on the top surface of the base, and a winding component is installed on the top surface of the moving component.

[0006] As a preferred technical solution of the utility model, one end of the transmission shaft is connected to the output end of the motor, and the clamp is movably and rotatably connected to the inner wall of the support plate.

[0007] As a preferred technical solution of the utility model, the mobile component includes a fixed frame, a protective shell is installed on one side surface of the fixed frame, a gear box is installed on one side surface of the fixed frame, a speed change gear is installed on the inner wall surface of the gear box, a transmission plate is installed on one side surface of the speed change gear, a transmission track is installed on the outer surface of the transmission plate, and the fixed frame is installed on the top surface of the base.

[0008] As a preferred technical solution of the utility model, there are two fixing frames, which are equidistantly distributed on the top surface of the base, and the two ends of the protective shell are fixedly connected to the two ends of the fixing frames.

[0009] As a preferred technical solution of the present utility model, one end of the speed gear extends from the inner wall of the gear box to its outer surface, the speed gear is movably and rotatably connected to the inner wall of the gear box, the transmission plate is fixedly connected to one end of the speed gear, the outer surface of the drive track is movably contacted with the outer surface of the drive plate, and the inner wall of the drive track is movably contacted with the outer surface of the drive shaft.

[0010] As a preferred technical solution of the utility model, the moving component includes a transmission gear, a reciprocating rod is installed on one side surface of the transmission gear, a slider is installed on the outer side surface of the reciprocating rod, a wire ring is installed on the top surface of the slider, and the transmission gear is installed on the inner wall of the gear box.

[0011] As a preferred technical solution of the utility model, the transmission gear is movably connected to the inner wall of the gear box, the transmission gear and the speed change gear are meshed with each other, the inner wall of the slider is movably contacted with the outer surface of the reciprocating rod, and the outer surface of the slider is movably contacted with the inner wall of the protective shell.

[0012] Compared with the prior art, the utility model provides a multifunctional dry-type transformer maintenance equipment, which has the following beneficial effects:

[0013] The multifunctional dry-type transformer maintenance equipment can continuously pull the copper wire from the inner wall of the wire loop and wind it around the outer surface of the winding when the winding rotates, because the copper wire is wound around its outer surface. This allows the coil on the outer surface of the winding to be rewound, thereby compensating for the problem that manual position adjustment will result in different tightness of the copper wire wound around the outer surface of the winding, and the gap between the copper wires cannot be controlled, resulting in low quality of the transformer after maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the external structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the external structure of the utility model from another angle;

[0016] Figure 3 This is a schematic diagram of the internal structure of the utility model;

[0017] Figure 4 This is a schematic diagram of the structure of the winding assembly of the utility model;

[0018] Figure 5 It is a schematic diagram of the side view structure of the slider of the utility model.

[0019] In the figure: 1. base; 2. support plate; 3. motor; 4. transmission shaft; 5. fixture; 6. fixing frame; 7. protective shell; 8. gear box; 9. speed change gear; 10. transmission plate; 11. transmission gear; 12. reciprocating rod; 13. slider; 14. wire ring; 15. transmission track. DETAILED DESCRIPTION

[0020] 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.

[0021] See also Figure 1-Figure 5 The utility model discloses a multifunctional dry-type transformer maintenance equipment, including a base 1 and a support plate 2, the support plate 2 is installed on the top surface of the base 1, a motor 3 is installed on one side surface of the support plate 2, a transmission shaft 4 is installed on the output end of the motor 3, one end of the transmission shaft 4 and one side surface of the support plate 2 are both installed with a clamp 5, a moving component is installed on the top surface of the base 1, and a winding component is installed on the top surface of the moving component.

[0022] One end of the transmission shaft 4 is connected to the output end of the motor 3, and the clamp 5 is movably and rotatably connected to the inner wall of the support plate 2. When the motor 3 is started, the transmission shaft 4 installed at its output end will be driven to rotate.

[0023] The mobile component includes a fixed frame 6, a protective shell 7 is installed on one side surface of the fixed frame 6, a gear box 8 is installed on one side surface of the fixed frame 6, a speed change gear 9 is installed on the inner wall surface of the gear box 8, a transmission disk 10 is installed on one side surface of the speed change gear 9, and a transmission track 15 is installed on the outer surface of the transmission disk 10. The fixed frame 6 is installed on the top surface of the base 1. Because the inner wall of the transmission track 15 is also wrapped around the outer surface of the transmission disk 10, the rotating transmission track 15 will drive the speed change gear 9 installed inside the gear box 8 to rotate.

[0024] There are two fixing frames 6 , which are equidistantly distributed on the top surface of the base 1 , and two ends of the protective shell 7 are fixedly connected to two ends of the fixing frames 6 .

[0025] One end of the speed gear 9 extends from the inner wall of the gear box 8 to its outer surface, the speed gear 9 is movably connected to the inner wall of the gear box 8, the transmission plate 10 is fixedly connected to one end of the speed gear 9, the outer surface of the transmission track 15 is movably contacted with the outer surface of the transmission plate 10, the inner wall of the transmission track 15 is movably contacted with the outer surface of the transmission shaft 4, and the speed gear 9 and the transmission gear 11 are meshed with each other, so the rotating speed gear 9 at this time will drive the transmission gear 11 and the reciprocating rod 12 installed on one side of the surface to rotate.

[0026] The moving component includes a transmission gear 11, a reciprocating rod 12 is installed on one side surface of the transmission gear 11, a slider 13 is installed on the outer surface of the reciprocating rod 12, a wire ring 14 is installed on the top surface of the slider 13, the transmission gear 11 is installed on the inner wall of the gear box 8, and the slider 13 is installed on the outer surface of the reciprocating rod 12. When the reciprocating rod 12 rotates, the slider 13 will move along the outer surface of the reciprocating rod 12 due to the reciprocating groove on the surface of the reciprocating rod 12.

[0027] The transmission gear 11 is movably connected to the inner wall of the gear box 8, the transmission gear 11 is meshed with the speed gear 9, the inner wall of the slider 13 is movably contacted with the outer surface of the reciprocating rod 12, and the outer surface of the slider 13 is movably contacted with the inner wall of the protective shell 7. Because the movement of the wire loop 14 and the rotation of the winding are carried out at the same time, the moving wire loop 14 will cooperate with the rotating winding at this time, so as to achieve the copper wire evenly winding on the outer surface of the winding, thereby realizing the maintenance of the dry-type transformer.

[0028] When the motor 3 is started, the transmission shaft 4 installed at its output end is driven to rotate, and one end of the transmission shaft 4 is fixedly connected to one side surface of one of the clamps 5. Therefore, when the motor 3 drives the clamp 5 to rotate, the winding clamped by the clamp 5 is driven to rotate. When the winding rotates, because the copper wire is wound on its outer surface, the rotating winding will continuously pull the copper wire from the inner wall of the wire ring 14 and wind it around the outer surface of the winding, thereby realizing the rewinding of the coil on the outer surface of the winding.

[0029] When the transmission shaft 4 rotates, because its outer surface contacts the inner wall of the transmission track 15, the rotating transmission shaft 4 drives the transmission track 15 to rotate, and because the inner wall of the transmission track 15 is wound around the outer surface of the transmission plate 10 at the same time, the rotating transmission track 15 drives the speed change gear 9 installed inside the gear box 8 to rotate, and the speed change gear 9 and the transmission gear 11 are meshed with each other, so the rotating speed change gear 9 drives the transmission gear 11 and the reciprocating rod 12 installed on one side of the surface to rotate. A slider 13 is installed on the outer surface of the reciprocating rod 12. When the reciprocating rod 12 rotates, the slider 13 will move along the outer surface of the reciprocating rod 12 due to the reciprocating groove on the surface of the reciprocating rod 12. When the slider 13 moves, it will drive the wire loop 14 on its top surface to move. Because the movement of the wire loop 14 and the rotation of the winding are carried out at the same time, the moving wire loop 14 will cooperate with the rotating winding at this time, so as to achieve the copper wire Evenly wound on the outer surface of the winding, thereby realizing the maintenance of the dry-type transformer.

Claims

1. A multifunctional dry-type transformer maintenance device, comprising a base (1) and a support plate (2), wherein the support plate (2) is mounted on the top surface of the base (1), characterized in that: A motor (3) is mounted on one side surface of the support plate (2), a transmission shaft (4) is mounted on the output end of the motor (3), a clamp (5) is mounted on one end of the transmission shaft (4) and one side surface of the support plate (2), a moving component is mounted on the top surface of the base (1), and a winding component is mounted on the top surface of the moving component.

2. The multifunctional dry-type transformer maintenance equipment according to claim 1 is characterized in that: One end of the transmission shaft (4) is connected to the output end of the motor (3), and the clamp (5) is movably and rotatably connected to the inner wall of the support plate (2).

3. The multifunctional dry-type transformer maintenance equipment according to claim 1 is characterized in that: The moving assembly comprises a fixed frame (6), a protective shell (7) is installed on one side surface of the fixed frame (6), a gear box (8) is installed on one side surface of the fixed frame (6), a speed change gear (9) is installed on the inner wall surface of the gear box (8), a transmission disc (10) is installed on one side surface of the speed change gear (9), a transmission track (15) is installed on the outer side surface of the transmission disc (10), and the fixed frame (6) is installed on the top surface of the base (1).

4. The multifunctional dry-type transformer maintenance equipment according to claim 3 is characterized in that: There are two fixing frames (6), and the two fixing frames (6) are equidistantly distributed on the top surface of the base (1), and the two ends of the protective shell (7) are fixedly connected to the two ends of the fixing frames (6).

5. The multifunctional dry-type transformer maintenance equipment according to claim 3 is characterized in that: One end of the speed change gear (9) extends from the inner wall of the gear box (8) to the outer surface thereof, the speed change gear (9) is movably connected to the inner wall of the gear box (8), the transmission plate (10) is fixedly connected to one end of the speed change gear (9), the outer surface of the transmission track (15) is in movable contact with the outer surface of the transmission plate (10), and the inner wall of the transmission track (15) is in movably contact with the outer surface of the transmission shaft (4).

6. The multifunctional dry-type transformer maintenance equipment according to claim 1 is characterized in that: The moving assembly comprises a transmission gear (11), a reciprocating rod (12) is mounted on one side surface of the transmission gear (11), a slider (13) is mounted on the outer side surface of the reciprocating rod (12), a wire ring (14) is mounted on the top surface of the slider (13), and the transmission gear (11) is mounted on the inner wall of a gear box (8).

7. The multifunctional dry-type transformer maintenance equipment according to claim 6 is characterized in that: The transmission gear (11) is movably connected to the inner wall of the gear box (8), the transmission gear (11) and the speed change gear (9) are meshed with each other, the inner wall of the slider (13) is in movably contact with the outer surface of the reciprocating rod (12), and the outer surface of the slider (13) is in movably contact with the inner wall of the protective shell (7).