CN216647977U - Transformer installation structure of taking one's place - Google Patents
Transformer installation structure of taking one's place Download PDFInfo
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- CN216647977U CN216647977U CN202122585821.4U CN202122585821U CN216647977U CN 216647977 U CN216647977 U CN 216647977U CN 202122585821 U CN202122585821 U CN 202122585821U CN 216647977 U CN216647977 U CN 216647977U
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Abstract
The utility model relates to a transformer mounting and in-place structure which comprises pre-buried steel plates, a drilling fixing block, a connecting device, a drilling fixing plate and a damping rubber mat, wherein the pre-buried steel plates are buried at two ends of a strip foundation, the drilling fixing block is welded at a proper position on the pre-buried steel plates, the damping rubber mat is arranged between the lower surface of the bottom of an oil tank and the strip foundation, and the damping rubber mat can play a good damping role in the running process of a transformer. The drilling fixing plate is welded at the side edge position of the transformer oil tank close to the bottom of the oil tank, the drilling fixing plate extends out of the transformer oil tank by a certain length to avoid a drilling hole on the drilling fixing plate so as to facilitate installation of bolts, a connecting device is installed between the drilling fixing block and the drilling fixing plate, the connecting device is provided with a through hole matched with the drilling hole on the drilling fixing block and the drilling fixing plate, and the drilling fixing block, the connecting device and the drilling fixing plate are connected through bolts so as to achieve the purpose that the transformer and a strip foundation are connected into a whole and achieve the anti-seismic effect.
Description
Technical Field
The utility model belongs to the technical field of transformer installation, operation and maintenance, particularly relates to a transformer installation in-place structure, and provides a novel anti-seismic and noise-reducing transformer installation in-place structure.
Background
At present, the common positioning modes of domestic transformers are divided into two types: one is to place the transformer body directly on the foundation, and the transformer body and the foundation are two independent bodies. The in-place transformer has the advantages that the transformer is convenient to move, and the defect that after the transformer runs, the vibration noise is high, and the vibration resistance mainly depends on the structure of the transformer. In the other mode, after the transformer is placed on the foundation, the box bottom is directly welded on the foundation embedded steel plate, at the moment, the transformer and the foundation form a whole, and the transformer has the advantages of strong anti-seismic performance and low vibration noise, and has the defects that the transformer needs to be cut when moving, and the potential safety hazard of transformer oil decomposition due to heating exists.
Disclosure of Invention
Aiming at the current situation that the existing transformer foundation is in place, the utility model can meet the requirements of noise reduction and earthquake resistance by innovating the in-place form of the transformer, and meanwhile, the hoisting and the displacement of the transformer are not influenced. In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:
a transformer in-place mounting structure comprising: pre-buried steel sheet, drilling fixed block, coupling device, drilling fixed plate and shock attenuation cushion, pre-buried steel sheet buries underground at the both ends of bar foundation, and the suitable position of drilling fixed block welding on pre-buried steel sheet sets up the shock attenuation cushion between the lower surface at the oil tank bottom of the case and bar foundation, and at transformer operation in-process, the shock attenuation cushion can play fine cushioning effect. The drilling fixing plate is welded at the side edge position of the transformer oil tank close to the bottom of the oil tank, the drilling fixing plate extends out of the transformer oil tank by a certain length to avoid a drilling hole on the drilling fixing plate so as to facilitate installation of bolts, a connecting device is installed between the drilling fixing block and the drilling fixing plate, the connecting device is provided with a through hole matched with the drilling hole on the drilling fixing block and the drilling fixing plate, the drilling fixing block, the connecting device and the drilling fixing plate are connected through bolts, and therefore the purpose that the transformer and a strip foundation are connected into a whole is achieved, and the anti-seismic effect is achieved.
The utility model has the following advantages:
the novel anti-seismic and noise-reduction structure for the transformer, provided by the utility model, can enhance the overall anti-seismic capacity of the transformer, reduce the requirement on the structure per se and reduce the vibration noise, and meanwhile, the hoisting and the shifting of the transformer can be realized only by disassembling and assembling bolts, so that the maintainability of the transformer is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are specific embodiments of the utility model, and that other drawings within the scope of the present application can be obtained by those skilled in the art without inventive effort.
FIG. 1 is a schematic diagram of a transformer in-place mounting structure according to an embodiment of the present invention;
FIG. 2-1 is a front view of a coupling device according to an embodiment of the present invention;
FIG. 2-2 is a left side view of a connection device according to an embodiment of the present invention;
FIGS. 2-3 are top views of a coupling device according to an embodiment of the present invention;
in the figure, 1-a strip foundation, 2-a pre-buried steel plate, 3-a drilling fixed block, 4-a connecting device, 5-a drilling fixed plate, 6-an oil tank bottom, 7-a damping rubber pad, 8-a connecting bottom plate, 9-a connecting side plate and 10-a connecting reinforcing plate.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.
Fig. 1 is a schematic diagram of a transformer in-place structure according to an embodiment of the present invention. A transformer in-place mounting structure comprising: the device comprises a pre-buried steel plate 2, a drilling fixing block 3, a connecting device 4, a drilling fixing plate 5 and a damping rubber mat 7. The embedded steel plates 2 are square steel plates with rivets, the two embedded steel plates 2 are anchored at two ends of a bar foundation 1 of a concrete structure in advance, and the center distance of the two embedded steel plates 2 is larger than the size of the bottom of an outline box of the transformer.
According to the on-site situation of taking one's place of transformer, refer to the bottom of the case tip size of the transformer on bar foundation 1, select suitable position, weld a drilling fixed block 3 on every pre-buried steel sheet 2, drilling fixed block 3 be the square structure, drilling symmetry on the drilling fixed block 3 sets up (two), the drilling is the internal thread hole that does not link up, the angle of the drilling on the drilling fixed block 3 is vertical angle during the welding, vertical ascending drilling is used for connecting coupling device 4.
A damping rubber pad 7 is arranged between the lower surface of the bottom 6 of the oil tank and the strip foundation 1, and the damping rubber pad 7 is used for damping in the running process of the transformer. After the transformer is in place, the drilling fixing plates 5 are welded at the side edge positions, close to the bottom 6 of the oil tank, of the transformer oil tank on the strip foundation 1, and each set of connecting device 4 corresponds to one drilling fixing plate 5 and one drilling fixing block 3. During the production of the transformer, if the in-place foundation is confirmed, the drilling fixing plate 5 can be manufactured together with the oil tank. The drill fixing plate 5 has a plate-like structure, the drill hole of the drill fixing plate 5 is a through hole without screw thread, the angle of the drill hole of the drill fixing plate 5 during welding is a horizontal angle, and the horizontal angle of the drill hole is used for connecting the connecting device 4. The drilled holes of the drilled hole fixing plate 5 are elliptical long holes, and the elliptical long hole structure is convenient for flexible adjustment and elimination of small height deviation when the transformer is installed in place.
And a connecting device 4 is arranged between the drilling fixed block 3 and the drilling fixed plate 5 through a bolt. FIG. 2-1 is a front view of a coupling device according to an embodiment of the present invention; 2-2, which is a left side view of a connection device according to an embodiment of the present invention; as shown in fig. 2-3, which are top views of a coupling device according to an embodiment of the present invention. The coupling device 4 comprises: a connecting bottom plate 8, a connecting side plate 9 and a connecting reinforcing plate 10. The connecting bottom plate 8 is provided with a through hole matched with the drilling hole of the drilling hole fixing block 3, the connecting side plate 9 is provided with a through hole matched with the drilling hole of the drilling hole fixing plate 5, the connecting side plate 9 is vertically welded at the edge position of one side in the length direction of the connecting bottom plate 8, the connecting reinforcing plate 10 is welded between the connecting bottom plate 8 and the connecting side plate 9, the connecting reinforcing plate 10 is vertically intersected with the connecting bottom plate 8 and the connecting side plate 9, and the rigidity strength of the connecting device 4 can be greatly improved through the design of the connecting reinforcing plate 10. The drilling fixing block 3, the connecting device 4 and the drilling fixing plate 5 are connected through bolts in a fastening mode, and therefore the transformer can be reliably installed in place.
At present, in the transformer project of national and south networks, transformers are generally installed on strip foundations 1, a set of transformer installation in-place structure is respectively installed at two ends of each strip foundation 1, and two ends of each transformer are compacted and installed in place. Furthermore, four sets of transformer installation in-place structures need to be installed on two strip foundations 1 of the 110kV transformer, and eight sets of transformer installation in-place structures need to be correspondingly installed on four strip foundations 1 of the 220kV transformer.
Finally, it is to be noted that: the above examples are only specific embodiments of the present invention, and are not intended to limit the technical solutions of the present invention, and the scope of the present invention is not limited thereto. Those skilled in the art will understand that: modifications and variations of the embodiments described above may be apparent to those skilled in the art, or equivalent arrangements of parts of the technical features may be substituted, without departing from the scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included therein.
Claims (8)
1. Transformer installation structure in place, its characterized in that includes: the steel-concrete composite foundation comprises pre-buried steel plates (2), drilling fixing blocks (3), a connecting device (4), a drilling fixing plate (5) and a damping rubber mat (7), wherein the pre-buried steel plates (2) are buried at two ends of a strip foundation (1), the drilling fixing blocks (3) are welded on the pre-buried steel plates (2), a damping rubber pad (7) is arranged between the lower surface of the bottom (6) of the oil tank and the strip foundation (1), a drilling fixing plate (5) is welded at the side edge of the transformer oil tank close to the bottom (6) of the oil tank, a connecting device (4) is arranged between the drilling fixed block (3) and the drilling fixed plate (5), the connecting device (4) is provided with a through hole which is matched with the drilling on the drilling fixed block (3) and the drilling fixed plate (5), the drilling fixing block (3), the connecting device (4) and the drilling fixing plate (5) are fixedly connected into a whole through bolts.
2. The transformer in-place mounting structure according to claim 1, wherein the pre-buried steel plate (2) is a square steel plate with rivets.
3. The transformer in-place mounting structure according to claim 2, characterized in that the embedded steel plates (2) are anchored at two ends of the bar-shaped foundation (1) of the concrete structure in advance, and the center distance between the two embedded steel plates (2) is larger than the size of the bottom of the transformer outline box.
4. The transformer in-place mounting structure according to claim 1, wherein the drilling fixing block (3) is a square block structure, the drilling holes in the drilling fixing block (3) are symmetrically arranged, and the drilling holes are non-through internal threaded holes.
5. The transformer in-place mounting structure according to claim 1, wherein the drilled fixing plate (5) is a plate-shaped structure, and the drilled hole of the drilled fixing plate (5) is a through hole without threads.
6. Transformer in-place mounting arrangement according to claim 5, characterized in that the drilled hole of the drilled hole fixing plate (5) is an oblong hole.
7. Transformer-mount-in-place structure according to any of claims 1-6, characterized in that the coupling means (4) comprise: the connecting structure comprises a connecting bottom plate (8), a connecting side plate (9) and a connecting reinforcing plate (10), wherein the connecting side plate (9) is vertically welded at the edge position of one side in the length direction of the connecting bottom plate (8), the connecting reinforcing plate (10) is welded in the middle of the connecting bottom plate (8) and the connecting side plate (9), and the connecting reinforcing plate (10) is vertically intersected with the connecting bottom plate (8) and the connecting side plate (9).
8. The transformer in-place mounting structure according to claim 7, wherein the connecting bottom plate (8) is provided with a through hole matched with the drilled hole of the drilled fixing block (3), and the connecting side plate (9) is provided with a through hole matched with the drilled hole of the drilled fixing plate (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122585821.4U CN216647977U (en) | 2021-10-26 | 2021-10-26 | Transformer installation structure of taking one's place |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122585821.4U CN216647977U (en) | 2021-10-26 | 2021-10-26 | Transformer installation structure of taking one's place |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216647977U true CN216647977U (en) | 2022-05-31 |
Family
ID=81730961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122585821.4U Active CN216647977U (en) | 2021-10-26 | 2021-10-26 | Transformer installation structure of taking one's place |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216647977U (en) |
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2021
- 2021-10-26 CN CN202122585821.4U patent/CN216647977U/en active Active
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