CN219979268U - Dry-type power transformer antidetonation device - Google Patents
Dry-type power transformer antidetonation device Download PDFInfo
- Publication number
- CN219979268U CN219979268U CN202320965953.6U CN202320965953U CN219979268U CN 219979268 U CN219979268 U CN 219979268U CN 202320965953 U CN202320965953 U CN 202320965953U CN 219979268 U CN219979268 U CN 219979268U
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- bottom plate
- plate
- dry
- buckling
- type power
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- 238000013016 damping Methods 0.000 claims abstract description 21
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 12
- 239000010959 steel Substances 0.000 claims abstract description 12
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 7
- 230000035939 shock Effects 0.000 claims description 25
- 230000000694 effects Effects 0.000 abstract description 11
- 239000006096 absorbing agent Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Vibration Prevention Devices (AREA)
Abstract
The utility model discloses a dry-type power transformer anti-vibration device which comprises a transformer, a damping plate and a bottom plate, wherein the transformer is connected above the damping plate through bolts, the bottom plate is positioned below the damping plate, buckling-restrained supporting rods and supporting columns are arranged between the damping plate and the bottom plate, a plurality of thin steel sheets and thin rubber sheets are arranged in the supporting columns, the thin steel sheets and the thin rubber sheets are alternately stacked in the supporting columns, a stabilizing pile is arranged on the side face of the bottom plate, the stabilizing pile is connected with the bottom plate through bolts, the bottom plate is connected with the damping plate through the supporting columns and the buckling-restrained supporting rods, and kinetic energy generated by vibration is eliminated through friction and the like between the supporting columns and rubber in the buckling-restrained supporting rods so as to achieve an anti-vibration effect.
Description
Technical Field
The utility model relates to the technical field of transformers, in particular to an anti-seismic device of a dry type power transformer.
Background
Dry transformers are widely used in places such as local lighting, high-rise buildings, airports, wharf CNC mechanical equipment and the like, and simply said dry transformers refer to transformers in which the iron cores and windings are not immersed in insulating oil. The coil is mainly composed of an iron core formed by silicon steel sheets and a coil cast by epoxy resin, an insulating cylinder is arranged between the high-voltage coil and the low-voltage coil to increase electrical insulation, the coil is supported and restrained by a cushion block, and all fasteners for overlapping parts of the coil have anti-loosening performance. The dry-type transformer has the advantages of strong short-circuit resistance, small maintenance workload, high operation efficiency, small volume, low noise and the like, and is commonly used in places with high performance requirements such as fire prevention, explosion prevention and the like.
The dry-type transformer in the prior art is often affected by vibration in the use process, the normal operation of the transformer is interfered, the electric energy quality is reduced, and a solution is provided below aiming at the problems.
Disclosure of Invention
The utility model aims to provide an anti-seismic device for a dry-type power transformer, which solves the problems in the background art.
The technical aim of the utility model is realized by the following technical scheme:
the utility model provides a dry-type power transformer anti-seismic device, includes transformer, shock attenuation board and bottom plate, transformer bolted connection is in the shock attenuation board top, the bottom plate is located the shock attenuation board below, be provided with buckling restrained bracing piece between shock attenuation board and the bottom plate, buckling restrained bracing piece one end and shock attenuation board bolted connection, buckling restrained bracing piece other end and bottom plate bolted connection, be provided with the support column on the bottom plate, support column lower extreme and bottom plate bolted connection, support column upper end and shock attenuation board bolted connection are provided with a plurality of thin steel sheets and thin rubber sheets in the support column, thin steel sheet and thin rubber sheet are pushed and are folded in the support column in turn, the bottom plate side sets up firm stake, firm stake and bottom plate bolted connection.
By adopting the technical scheme, the bottom plate is arranged on the ground, the bottom plate and the damping plate are connected through the buckling restrained supporting rods and the supporting columns, the transformer is arranged above the damping plate, when the transformer vibrates due to certain factors, the transformer drives the damping plate to vibrate, the damping plate extrudes the thin steel sheet and the thin rubber sheet in the supporting columns, the thin rubber sheet has a damping effect, friction of the thin steel sheet is matched to generate heat, kinetic energy consumption of the damping plate achieves the damping effect, the damping plate also drives the buckling restrained supporting rods to move, the buckling restrained supporting rods also have the effect of absorbing the kinetic energy, vibration effect of the transformer is further reduced, and meanwhile, when the ground vibrates, the influence of the damping plate due to the ground vibration is reduced through the same principle, so that the transformer on the device has shock resistance, meanwhile, the bottom plate is provided with the firm piles all around, the device is fixedly arranged and at the designated position by the firm piles, and displacement of the device due to vibration is prevented.
Preferably, the buckling-restrained brace comprises a connecting plate, a sliding rod and a sleeve, wherein the connecting plate and the sliding plate are symmetrically arranged in two respectively, the connecting plate is connected with a bottom plate or a shock absorption plate through bolts, the sliding rod is hinged with the connecting plate, the tail end of the sliding rod is fixedly connected with a rubber block, the sleeve is sleeved outside the sliding rod, and the sliding rod is connected with the sleeve in a sliding mode.
By adopting the technical scheme, the sliding rod rotates around the hinge when vibrating, so that the sliding rod has a certain degree of freedom, the damping plate and the bottom plate respectively drive the sliding rod connected with the sliding rod to slide in the sleeve, pressure or tension is generated on the rubber block, redundant kinetic energy is consumed, the friction of the sleeve and the sliding rod is unloaded, the damping effect can be achieved, and the connecting plate, the bottom plate and the damping plate are connected by bolts, so that the damaged buckling-restrained brace is convenient to replace.
Preferably, the four buckling-restrained brace bars are arranged on four sides of the base plate symmetrically arranged at forty-five degrees with the base plate.
By adopting the technical scheme, the buckling-restrained supporting rod is installed at a forty-five degree angle with the bottom plate, so that the sliding rod has enough moving space when the bottom plate and the damping plate relatively move, and the damping effect is achieved by matching with the rubber block.
Preferably, the support columns are arranged in four, and the four support columns are symmetrically arranged at four corners of the bottom plate.
By adopting the technical scheme, the four support columns are symmetrically distributed on the bottom plate, support force is provided for the damping plate and the transformer, and meanwhile, the gravity of the transformer is shared, so that the support columns are prevented from being damaged due to uneven stress.
Preferably, four stabilizing piles are arranged, and the four stabilizing piles are arranged around the bottom plate.
By adopting the technical scheme, the position of the bottom plate is reinforced and fixed at the designated position, so that the bottom plate is prevented from shifting.
The beneficial effects are that: the device has simple structure, the bottom plate is connected with the shock absorbing plate through the supporting column and the buckling restrained brace, and kinetic energy generated by vibration is eliminated by utilizing friction and the like between the supporting column and rubber in the buckling restrained brace and other structures, so that the shock-resistant effect is achieved.
Drawings
FIG. 1 is a schematic diagram of an embodiment;
FIG. 2 is a schematic diagram showing the structure of a support column according to an embodiment;
fig. 3 is a schematic structural view showing the buckling restrained brace according to the embodiment.
Reference numerals: 1. a transformer; 2. a shock absorbing plate; 3. a bottom plate; 4. buckling-restrained brace; 5. a support column; 6. a thin steel sheet; 7. a thin rubber sheet; 8. stabilizing the pile; 9. a connecting plate; 10. a slide bar; 11. a sleeve; 12. rubber blocks.
Detailed Description
The following description is only of the preferred embodiments of the present utility model, and the scope of the present utility model should not be limited to the examples, but should be construed as falling within the scope of the present utility model. It should also be noted that modifications and adaptations to those skilled in the art without departing from the principles of the present utility model are intended to be comprehended within the scope of the present utility model.
See the figure 1 shows, a dry-type power transformer 1 antidetonation device, including transformer 1, shock attenuation board 2 and bottom plate 3, bottom plate 3 is provided with four firm stake 8 all around, and firm stake 8 and bottom plate 3 bolted connection ensure that the mounted position of bottom plate 3 does not take place the skew.
See the fig. 1 and 2 and show, be provided with four support columns 5 on the bottom plate 3, the symmetric distribution is on the bottom plate 3, support column 5 upper end bolted connection shock attenuation board 2, four support columns 5 prop up shock attenuation board 2, transformer 1 is installed to shock attenuation board 2 top, when transformer 1 vibrates, drive shock attenuation board 2 and support column 5 vibration, be provided with a plurality of thin steel sheets 6 and thin rubber sheet 7 in the support column 5, thin steel sheet 6 and thin rubber sheet 7 are pushed and folded in the support column 5 in turn, when support column 5 vibrates, protect steel sheet extrusion thin rubber sheet 7, unload the power through the friction, reduce the vibration effect.
See the fig. 1 and 3 show, be provided with four buckling restrained bracing pieces 4 between shock absorber plate 2 and the bottom plate 3, be distributed in four edges of bottom plate 3 respectively, buckling restrained bracing pieces 4 are forty-five degrees angle installation with bottom plate 3, be favorable to buckling restrained bracing pieces 4 to play effect, buckling restrained bracing pieces 4 includes connecting plate 9, slide bar 10 and sleeve 11, connecting plate 9 and slide plate symmetry are provided with two respectively, two connecting plates 9 are installed respectively with bottom plate 3 top and shock absorber plate 2 below, connecting plate 9 and slide bar 10 are articulated, when bottom plate 3 and shock absorber plate 2 vibrate relatively, slide bar 10 can rotate around connecting plate 9, slide bar 10 end fixedly connected with rubber piece 12, sleeve 11 has been cup jointed outside slide bar 10, when two slide bars 10 slide in sleeve 11, produce extrusion and tensile to rubber piece 12, utilize the kinetic energy that rubber piece 12 self characteristic produced to offset vibration, realize the antidetonation effect.
Claims (5)
1. The utility model provides a dry-type power transformer (1) antidetonation device, includes transformer (1), shock attenuation board (2) and bottom plate (3), its characterized in that, transformer (1) bolted connection is in shock attenuation board (2) top, bottom plate (3) are located shock attenuation board (2) below, be provided with buckling restrained brace (4) between shock attenuation board (2) and bottom plate (3), buckling restrained brace (4) one end and shock attenuation board (2) bolted connection, buckling restrained brace (4) other end and bottom plate (3) bolted connection, be provided with support column (5) on bottom plate (3), support column (5) lower extreme and bottom plate (3) bolted connection, support column (5) upper end and shock attenuation board (2) bolted connection, be provided with a plurality of thin steel sheets (6) and thin rubber sheet (7) in support column (5), thin steel sheet (6) and thin rubber sheet (7) are stacked in turn in support column (5), bottom plate (3) side sets up firm stake (8), firm stake (8) and bottom plate (3) bolted connection.
2. The dry-type power transformer (1) anti-seismic device according to claim 1, wherein the buckling-restrained supporting rod (4) comprises a connecting plate (9), a sliding rod (10) and a sleeve (11), the connecting plate (9) and the sliding plate are symmetrically provided with two connecting plates respectively, the connecting plate (9) and the bottom plate (3) or the damping plate (2) are connected through bolts, the sliding rod (10) is hinged with the connecting plate (9), a rubber block (12) is fixedly connected to the tail end of the sliding rod (10), the sleeve (11) is sleeved outside the sliding rod (10), and the sliding rod (10) is connected with the sleeve (11) in a sliding mode.
3. The anti-seismic device of a dry-type power transformer (1) according to claim 1, characterized in that the buckling-restrained brace (4) is provided with four sides symmetrically installed on the bottom plate (3) at forty-five degrees with the bottom plate (3).
4. A dry-type power transformer (1) vibration-proof device according to claim 1, characterized in that the support columns (5) are provided with four, four support columns (5) being symmetrically mounted at four corners on the base plate (3).
5. A dry-type power transformer (1) anti-seismic device according to claim 1, characterized in that four of the stabilizing piles (8) are provided, and four of the stabilizing piles (8) are mounted around the bottom plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320965953.6U CN219979268U (en) | 2023-04-24 | 2023-04-24 | Dry-type power transformer antidetonation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320965953.6U CN219979268U (en) | 2023-04-24 | 2023-04-24 | Dry-type power transformer antidetonation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219979268U true CN219979268U (en) | 2023-11-07 |
Family
ID=88582446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320965953.6U Active CN219979268U (en) | 2023-04-24 | 2023-04-24 | Dry-type power transformer antidetonation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219979268U (en) |
-
2023
- 2023-04-24 CN CN202320965953.6U patent/CN219979268U/en active Active
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