CN204624295U - A kind of device realizing long-distance transportation transformer coil - Google Patents

Abstract

The utility model relates to a device capable of long-distance transportation of transformer coils, comprising a tank body and a positioning assembly, wherein the tank body includes a side wall, a bottom plate and a detachable upper cover; the positioning assembly includes a The horizontal positioning assembly matched with the pressure ring and the longitudinal positioning assembly matched with the pressure ring at the lower part of the coil. Through this device, the coil is effectively fixed on the tank bottom plate and the side wall of the tank body, and a support plate is added to the outside of the tank, and a collision recorder is installed to seal the tank mouth to realize long-distance transportation of the coil and greatly reduce transportation costs. , The utility model can effectively ensure that the coil does not undergo displacement and deformation during long-distance transportation, provides strong support for on-site factory maintenance of transformers, and lays a solid foundation for the implementation of ASA transformers.

Description

A device capable of transporting transformer coils over long distances

technical field

The utility model relates to a device for transporting related components of a transformer, in particular to a device capable of realizing long-distance transport of transformer coils.

Background technique

At present, when large-scale power transformers in remote areas have coil failures, due to transportation costs, it is difficult to return to the factory as a whole, and the newly wound coils need to be dried and transported to the site for replacement. For high-voltage coils and medium-voltage coils with large radial dimensions, due to their good rigidity and heavy weight, the coils are not easy to be displaced or deformed during transportation, but for low-voltage coils and voltage regulating coils with small radial directions, the transportation The risk is greater. Especially when transporting in mountainous areas with poor road conditions, if there is no reliable fixing device, the coil may be twisted and deformed, the wire cake collapsed, the coils of the coil group are dislocated, and the insulation is damaged, etc., which will bring huge safety hazards to the transformer, such as : Reduced short-circuit tolerance, transformer short-circuit, turn-to-turn short-circuit, coil instability, etc., which will bring immeasurable economic losses and reputational impact to the equipment unit. In addition, ASA transformers and on-site maintenance transformers are the current development trend of transformers. With the improvement of ASA transformers and on-site factory maintenance technology, higher requirements are put forward for transformer transportation.

Utility model content

In view of the above problems, the utility model provides a device that can effectively ensure the stability of the coil structure and realize the long-distance transportation of the transformer coil.

In order to solve the above problems, the technical solution adopted by the utility model is: a device that can realize long-distance transportation of transformer coils, including a tank body and a positioning assembly, wherein the tank body includes a side wall, a bottom plate and a detachable upper cover The positioning assembly includes a horizontal positioning assembly that cooperates with the upper pressure ring of the coil and a longitudinal positioning assembly that cooperates with the lower pressure ring of the coil; the horizontal positioning assembly includes a vertical plate fixed on the side wall of the tank body and one end and the vertical plate Horizontal channel steel vertically connected to the upper pressure ring of the coil; the longitudinal positioning component includes a support plate welded to the bottom plate of the tank, a nut, and a pressure block with one end lapped on the support plate and the other end lapped on the coil lower pressure ring , the compression block is threaded with a compression screw whose bottom end is inserted into a nut, and the upper end of the compression screw is worn with a compression nut. First, fasten the upper and lower pressure rings of the coil firmly and fix the horizontal positioning assembly to the upper pressure ring of the coil, then lift the coil into the tank, and then use the longitudinal positioning assembly to fix the lower pressure ring of the coil to make the coil and the tank The body is fixed tightly in the vertical direction, and then the vertical plate in the lateral positioning assembly and the side wall of the tank body are fastened together so that the coil and the tank body are fixed tightly in the horizontal direction, and finally the upper cover is put on the tank mouth Seal and fasten the tank to the transport vehicle.

In order to fix the coil in the radial (horizontal) direction and prevent the coil or the coil group from being displaced horizontally, the vertical plate is fixed to the side wall of the tank parallel to it by first bolts.

In order to realize the connection between the transverse positioning member and the coil, the transverse channel steel is fixed to the pressure ring on the upper part of the coil parallel to it by means of second bolts.

The end of the first bolt is covered with a dome. The first bolt is a hexagon head bolt-full thread-grade C, and the dome is set on the end of the first bolt to prevent damage to the paint film on the side wall of the tank. In order to better fix the coil, the coil is located in the middle of the tank, and the coil is coaxial with the tank.

In order to fix the coil tightly in the horizontal direction, six lateral positioning components are evenly distributed around the outer edge of the upper pressure ring of the coil inside the tank.

In order to fix the coil tightly in the vertical direction, six longitudinal positioning components are uniformly distributed around the inner edge of the lower pressure ring of the coil on the bottom plate of the tank body.

In addition, there is a supporting plate on the outside of the tank wall, which is used to place and fix the impact recorder to ensure that the state of the entire transportation process is controllable; the upper cover of the tank is provided with a lifting rail for transportation and fixing, which is used to realize the tank body and Tight connection between transport vehicles.

Through this device, the coil is effectively fixed on the tank bottom plate and the side wall of the tank body, and a support plate is added to the outside of the tank, and a collision recorder is installed to seal the tank mouth to realize long-distance transportation of the coil and greatly reduce transportation costs. , The utility model can effectively ensure that the coil does not undergo displacement and deformation during long-distance transportation, provides strong support for on-site factory maintenance of transformers, and lays a solid foundation for the implementation of ASA transformers.

Description of drawings

Fig. 1 is the structural representation of tank body;

Figure 2 is a schematic diagram of the installation of the lateral positioning assembly;

Fig. 3 is a three-dimensional structure diagram of the lateral positioning assembly;

Figure 4 is a schematic diagram of the installation of the longitudinal positioning assembly;

5 is a three-dimensional structural view of the longitudinal positioning assembly;

Among them, 1. tank body, 11. side wall, 12. bottom plate, 13. upper cover,

2. Lateral positioning assembly, 21. First bolt, 22. Riser, 23. Second bolt, 24. Transverse channel steel, 25. Dome,

3. Longitudinal positioning assembly, 31. Support plate, 32. Nut, 33. Press block, 34. Compression screw, 35. Compression nut,

4. Upper pressure ring, 5. Lower pressure ring.

Detailed ways

A device capable of transporting transformer coils over long distances, comprising a tank body 1 and a positioning assembly, wherein the tank body includes a side wall 11, a bottom plate 12, and a detachable upper cover 13; the positioning assembly includes a tank body 1 Six horizontal positioning components 2 are uniformly distributed around the outer edge of the coil upper pressure ring 4 and six longitudinal positioning components 3 are uniformly distributed around the inner edge of the coil lower pressure ring 5 on the bottom plate 12 of the tank body 1 . The coil is coaxial with the tank body 1 .

As shown in Figures 2 and 3, the lateral positioning assembly 2 includes a vertical plate 22 fixed to the side wall 11 of the tank body through a first bolt 21 and a vertical plate 22 at one end connected vertically to the coil through a second bolt 23. The transverse channel steel 24 of the upper pressure ring 4; the end of the first bolt 21 is covered with a dome 25 . The vertical plate 22 is parallel to the side wall 11 of the tank body, and the transverse channel steel 24 is parallel to the pressure ring 4 on the upper part of the coil.

As shown in Figures 4 and 5, the longitudinal positioning assembly 3 includes a support plate 31 welded to the bottom plate 12 of the tank, a nut 32, and a compression ring with one end lapped on the support plate 31 and the other end lapped on the coil lower ring 5. A block 33 , the pressing block 33 is threaded with a compression screw 34 whose bottom end is inserted into the nut 32 , and the upper end of the compression screw 34 is threaded with a compression nut 35 .

The specific operation process:

1. Use the upper and lower pressure rings to fasten the coil firmly without loosening;

2. Hoist the fastened coil into the tank with a crane to ensure that the coil is concentric with the tank;

3. Use longitudinal positioning components to fix the coil and the tank tightly in the vertical direction. The nut and the support plate are welded to the bottom plate of the tank. One end of the support plate is pressed on the support plate and the other end is pressed on the lower pressure ring of the coil, and the support plate Insert the compression screw with the nut at the bottom through the middle, and tighten the compression nut at the top of the screw to compress the coil;

4. Use the horizontal positioning component to fix the coil and the tank tightly in the horizontal direction. Use the second bolt to tighten the horizontal channel steel and the pressure ring on the upper part of the coil, and weld the horizontal channel steel and the vertical plate firmly. The first bolt is screwed on the vertical plate, top to the tank side wall;

5. Install the tank cover.

Claims (7)

1. can realize a device for long-distance transportation transformer coil, it is characterized in that: comprise tank body and positioning component, wherein said tank body comprises sidewall, base plate and detouchable upper cover; Described positioning component comprises the located lateral assembly coordinated with coil top pressure ring and the longitudinal register assembly coordinated with coil bottom pressure ring; Described located lateral assembly comprises the riser and one end and the riser transverse channel steels being fixed on coil top pressure ring connected vertically that are fixed on tank wall; Described longitudinal register assembly comprises stay bearing plate, nut and one end of being welded in tank body base plate and is overlapped in the briquetting that the stay bearing plate other end is overlapped in coil bottom pressure ring, described briquetting is installed with the clamping screw that nut is inserted in bottom, clamping screw upper end is installed with hold-down nut.

2. the device realizing long-distance transportation transformer coil according to claim 1, is characterized in that: described riser is fixed on tank wall in parallel by the first bolt.

3. the device realizing long-distance transportation transformer coil according to claim 1, is characterized in that: described transverse channel steels is fixed on coil top pressure ring in parallel by the second bolt.

4. the device realizing long-distance transportation transformer coil according to claim 2, is characterized in that: the first described bolt end cover has dome.

5. the device realizing long-distance transportation transformer coil according to claim 1, is characterized in that: described coil and tank body concentric.

6. the device realizing long-distance transportation transformer coil according to claim 1, is characterized in that: be evenly equipped with six located lateral assemblies in tank interior around the outer edge of coil top pressure ring.

7. the device realizing long-distance transportation transformer coil according to claim 1, is characterized in that: on the base plate of tank body, be evenly equipped with six longitudinal register assemblies around the inside edge of coil bottom pressure ring.