CN112281904B - Anti-seismic universal foundation structure and method for transformer - Google Patents
Anti-seismic universal foundation structure and method for transformer Download PDFInfo
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- CN112281904B CN112281904B CN202011259246.2A CN202011259246A CN112281904B CN 112281904 B CN112281904 B CN 112281904B CN 202011259246 A CN202011259246 A CN 202011259246A CN 112281904 B CN112281904 B CN 112281904B
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/44—Foundations for machines, engines or ordnance
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/08—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against transmission of vibrations or movements in the foundation soil
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- Housings And Mounting Of Transformers (AREA)
Abstract
The invention relates to an anti-seismic universal foundation structure and method for a transformer, and belongs to the technical field of transformer manufacturing. The technical scheme is as follows: the anti-seismic structure comprises an anti-seismic structure I box wall and an anti-seismic structure part, wherein the anti-seismic structure I comprises a steel ball, a longitudinal anti-seismic support fixing structure, a longitudinal anti-seismic cavity, a transformer oil cavity channel, a spring, a transformer oil cavity and an oil drainage pipe.
Description
Technical Field
The invention relates to an anti-seismic universal foundation structure and method for a transformer, and belongs to the technical field of transformer manufacturing.
Background
The power transformer is one of the most complex and most core electrical devices in the structure of the power system. With the improvement of voltage grade and transformation capacity, the transformer bushing technology in China is mature, but the transformer fault caused by earthquake still accounts for a large proportion. The transformer faults caused by earthquakes endanger the safety of a power system, and once the power is cut off, great difficulty is brought to the development of rescue work after the earthquakes.
Therefore, effectively reducing the impact of the earthquake on the transformer and reducing the failure rate of the transformer in the earthquake are important links for improving the normal operation of the power system.
Disclosure of Invention
The invention aims to provide an anti-seismic universal foundation structure and an anti-seismic universal foundation method for a transformer, which can effectively slow down the impact vibration of the transformer in the earthquake process and reduce the fault rate by reducing the transverse vibration and the longitudinal vibration in the earthquake process, thereby ensuring the effective operation of the transformer after the earthquake, providing a solid electric power foundation for the development of post-earthquake rescue work and solving the technical problems in the prior art.
The technical scheme of the invention is as follows: an anti-seismic universal foundation structure of a transformer comprises a transformer oil tank, a transformer tank bottom, an anti-seismic structure I and an anti-seismic structure II;
the first anti-seismic structure comprises a first anti-seismic structure box wall and an anti-seismic structure part, wherein the anti-seismic structure part comprises steel balls, a longitudinal anti-seismic support fixing structure, a longitudinal anti-seismic cavity, a transformer oil cavity channel, a spring, a transformer oil cavity and an oil drainage pipe;
the anti-seismic structure comprises a foundation support and an oil baffle boss;
the transformer tank bottom is fixedly connected with the transformer tank bottom, the steel balls are arranged on the longitudinal anti-seismic support, the steel balls are in friction contact with the longitudinal anti-seismic support, an oil drain pipe is arranged in the longitudinal anti-seismic support, a longitudinal anti-seismic cavity is fixedly connected with a longitudinal anti-seismic support fixing structure, a transformer oil cavity channel and a transformer oil cavity are arranged in the longitudinal anti-seismic cavity, the spring is arranged in a cavity formed by the longitudinal anti-seismic support and the transformer oil cavity, when the longitudinal shock is applied, the spring is compressed, part of oil in the cavity is discharged along the oil drain pipe, and part of oil is discharged along the transformer oil cavity channel, the shock is further reduced through the damping action of the pores, the anti-seismic structural component is fixedly connected with the transformer tank bottom through the longitudinal anti-seismic support fixing structure, one tank wall of the anti-seismic structure is fixedly connected with the transformer tank bottom, the anti-seismic structural component is protected on four vertical sides, the foundation support is fixedly connected with the installation base surface, and the oil blocking bosses are fixedly connected around the foundation support, the oil liquid discharged from the oil drainage pipe is prevented from flowing out of the device to pollute the ground, and the steel balls at the bottom of the first anti-seismic structure are in frictional contact with the foundation support of the second anti-seismic structure, so that the impact of transverse seismic waves to the transformer in an earthquake can be effectively inhibited.
Therefore, when longitudinal and transverse seismic waves occur, the structure can effectively restrain impact through the spring and friction, so that the transformer is prevented from moving, and the reliability of the transformer is guaranteed.
When the foundation structure is used, when longitudinal seismic waves occur, the foundation support can press the steel balls at a higher acceleration, the steel balls transmit force to the longitudinal anti-seismic support, the longitudinal anti-seismic support presses the springs, the vertical displacement of the oil tank is avoided or reduced as much as possible by changing the length of the springs, and oil in the shortened and extended parts of the springs can be discharged from the transformer oil cavity through an oil drain pipe or sucked into the transformer oil cavity; when a transverse seismic wave occurs, the steel ball can avoid or reduce the transverse displacement of the oil tank through sliding with the foundation support.
Further, the steel balls are spherical.
Furthermore, the connection mode of the transformer box bottom and one box wall of the anti-seismic structure is welding.
Furthermore, the bottom of the transformer tank is connected with the transformer oil tank by welding.
Furthermore, the bottom of the transformer tank is connected with the transformer oil tank by bolts.
The invention has the beneficial effects that: the influence of transverse vibration and longitudinal vibration on the transformer in an earthquake can be reduced, the impact vibration of the transformer in the earthquake process can be effectively reduced, and the fault rate of the transformer is reduced, so that the effective operation of the transformer after the earthquake is ensured, and a solid electric power foundation is provided for the development of rescue work after the earthquake.
Drawings
FIG. 1 is a schematic view of the overall configuration of the present invention;
FIG. 2 is a schematic diagram of a bottom structure of a transformer tank according to the embodiment of the invention;
FIG. 3 is a schematic structural view of a seismic structural component and a transformer tank according to an embodiment of the present invention;
FIG. 4 is a schematic view of the anti-seismic structural components and the transformer tank bottom structure according to the embodiment of the present invention;
FIG. 5 is a schematic view of a seismic structural component embodying the present invention;
FIG. 6 is a schematic cross-sectional view of the interior of an earthquake resistant structural member embodying the present invention;
FIG. 7 is a schematic view of a seismic structure according to the present invention.
In the figure: the anti-seismic oil tank comprises a transformer oil tank 1, a transformer tank bottom 2, a first anti-seismic structure 3, a second anti-seismic structure 4, a first anti-seismic structure tank wall 5, an anti-seismic structure part 6, steel balls 7, a longitudinal anti-seismic support 8, a longitudinal anti-seismic support fixing structure 9, a longitudinal anti-seismic cavity 10, a transformer oil cavity channel 11, a spring 12, a transformer oil cavity 13, an oil drain pipe 14, a foundation support 15 and an oil blocking boss 16.
Detailed Description
The invention is further illustrated by way of example in the following with reference to the accompanying drawings.
Referring to fig. 1-5, an anti-seismic universal foundation structure of a transformer is characterized in that: the transformer tank comprises a transformer tank 1, a transformer tank bottom 2, a first anti-seismic structure 3 and a second anti-seismic structure 4;
the anti-seismic structure I3 comprises an anti-seismic structure I box wall 5 and an anti-seismic structure part 6, wherein the anti-seismic structure part 6 comprises steel balls 7, a longitudinal anti-seismic support 8, a longitudinal anti-seismic support fixing structure 9, a longitudinal anti-seismic cavity 10, a transformer oil cavity channel 11, a spring 12, a transformer oil cavity 13 and an oil drain pipe 14;
the second anti-seismic structure 4 comprises a foundation support 15 and an oil baffle boss 16;
the transformer tank bottom 2 is fixedly connected with the transformer tank bottom 1, the steel balls are arranged on the longitudinal anti-seismic support and are in friction contact with the longitudinal anti-seismic support, an oil drain pipe 14 is arranged inside the longitudinal anti-seismic support 8, the longitudinal anti-seismic cavity 10 is fixedly connected with the longitudinal anti-seismic support fixing structure 9, the longitudinal anti-seismic cavity 10 is provided with a transformer oil cavity channel 11 and a transformer oil cavity 13, the spring 12 is arranged in a cavity formed by the longitudinal anti-seismic support 8 and the transformer oil cavity 13, when longitudinal impact is applied, the spring is compressed, part of oil in the cavity is discharged along the oil drain pipe 14, and part of oil is discharged along the transformer oil cavity channel 11, the impact is further reduced through the damping effect of the pores, the anti-seismic structural component 6 is fixedly connected with the transformer tank bottom 2 through the longitudinal support fixing structure 9, one tank wall 5 of the anti-seismic structure is fixedly connected with the transformer tank bottom 2, and the anti-seismic structural component 6 is protected on four vertical surfaces, the foundation support 15 is fixedly connected with an installation base surface, oil blocking bosses 16 are fixedly connected to the periphery of the foundation support 15, the oil discharging pipe 14 is prevented from discharging oil out of the device to pollute the ground, and the steel balls 7 at the bottom of the first anti-seismic structure 3 are in friction contact with the foundation support 15 of the second anti-seismic structure 4, so that the impact of transverse seismic waves on the transformer during an earthquake can be effectively inhibited.
Therefore, when longitudinal and transverse seismic waves occur, the structure can effectively restrain impact through the spring and friction, so that the transformer is prevented from moving, and the reliability of the transformer is guaranteed.
An anti-seismic method of a transformer anti-seismic universal foundation structure adopts the foundation structure, when longitudinal seismic waves occur during work, a foundation support 15 can press a steel ball 7 at a larger acceleration, the steel ball 7 transmits force to a longitudinal anti-seismic support 8, the longitudinal anti-seismic support 8 presses a spring 12, the vertical displacement of an oil tank is avoided or reduced as much as possible by changing the length of the spring 12, and oil in the shortening and extending parts of the spring 12 can be discharged from a transformer oil cavity 13 through an oil drain pipe 14 or sucked into the transformer oil cavity 13; when a transverse seismic wave occurs, the steel ball 7 can avoid or reduce the transverse displacement of the oil tank through sliding with the foundation support.
In the embodiment, the transformer anti-seismic universal foundation structure comprises a transformer oil tank 1, a transformer tank bottom 2, a first anti-seismic structure 3 and a second anti-seismic structure 4, wherein the transformer oil tank 1 can be connected with the transformer tank bottom 2 through welding or bolt connection; the transformer box bottom 2 and the anti-seismic structure I3 are connected together through an anti-seismic structural component 6; the steel ball 7 at the bottom of the first anti-seismic structure 3 is in frictional contact with the second anti-seismic structure 4 to connect the two structural components together; the transformer box bottom 2 is connected with a box wall 5 of the anti-seismic structure through welding; when longitudinal and transverse seismic waves occur, the structure and the method can prevent the transformer from moving as much as possible.
The transformer box bottom 2 and the anti-seismic structure I3 are connected together through an anti-seismic structural component 6.
And the steel balls 7 at the bottom of the first anti-seismic structure 3 and the second anti-seismic structure 4 are in frictional contact to connect the two structural components together.
The transformer box bottom 2 is connected with a box wall 5 of the anti-seismic structure through welding.
The anti-seismic structural component 6 comprises a steel ball 7, a longitudinal anti-seismic support 8, a longitudinal anti-seismic support fixing structure 9, a longitudinal anti-seismic cavity 10, a transformer oil cavity 11, a spring 12, a transformer oil cavity 13 and an oil drain pipe 14; the longitudinal anti-seismic support 8 is internally provided with a rail containing steel balls 7.
The second earthquake-resistant structure 4 comprises a foundation support 15 and an oil baffle boss 16.
When a longitudinal earthquake wave occurs in the earthquake-proof structural component 6, the foundation support 15 can press the steel ball 7 at a large acceleration, the steel ball 7 transmits force to the longitudinal earthquake-proof support 8, the longitudinal earthquake-proof support 8 presses the spring 12, the vertical displacement of the oil tank is avoided or reduced as much as possible by changing the length of the spring 12, and the oil in the shortened and extended parts of the spring can be discharged from the transformer oil cavity 13 through the oil drain pipe 14 or sucked into the transformer oil cavity 11 from the transformer oil tank 1.
When the anti-seismic structural component 6 generates a transverse earthquake wave, the steel balls 7 can avoid or reduce the transverse displacement of the oil tank as much as possible through the sliding with the foundation support 15.
More specifically, the method comprises the following steps:
the transformer oil tank can be connected with the bottom of the transformer tank through welding or bolt connection; the transformer box bottom is connected with the first anti-seismic structure through an anti-seismic structure part; the steel ball at the bottom of the first anti-seismic structure is in frictional contact with the second anti-seismic structure to connect the two structural components together; the bottom of the transformer box is connected with one box wall of the anti-seismic structure through welding; when a longitudinal earthquake wave occurs to the earthquake-resistant structural component, the foundation support can press the steel ball at a large acceleration, the steel ball transmits force to the longitudinal earthquake-resistant support, the longitudinal earthquake-resistant support presses the spring, the vertical displacement of the oil tank is avoided or reduced as much as possible by changing the length of the spring, and oil in the shortened and extended parts of the spring can be discharged from the transformer oil cavity through the oil drain pipe or sucked into the transformer oil cavity; when the anti-seismic structural component generates a transverse earthquake wave, the steel balls can avoid or reduce the transverse displacement of the oil tank as much as possible through the sliding of the steel balls and the foundation support.
In the embodiment, when longitudinal and transverse seismic waves occur, the structure and the method can prevent the transformer from moving as much as possible. The anti-seismic universal foundation structure and the method of the transformer can play a role in protecting the transformer; further playing an active role in the normal operation of the transformer.
Claims (6)
1. The utility model provides a transformer universal foundation structure of combatting earthquake which characterized in that: comprises a transformer oil tank (1), a transformer tank bottom (2), a first anti-seismic structure (3) and a second anti-seismic structure (4), wherein the first anti-seismic structure (3) comprises a first anti-seismic structure tank wall (5) and a first anti-seismic structure component (6), the first anti-seismic structure component (6) comprises steel balls (7), a longitudinal anti-seismic support (8), a longitudinal anti-seismic support fixing structure (9), a longitudinal anti-seismic cavity (10), a transformer oil cavity channel (11), a spring (12), a transformer oil cavity (13) and an oil drainage pipe (14), the second anti-seismic structure (4) comprises a foundation support (15) and an oil baffle boss (16), the transformer tank bottom (2) is fixedly connected to the bottom of the transformer oil tank (1), the steel balls are arranged on the longitudinal anti-seismic support and are in friction contact with each other, the oil drainage pipe (14) is arranged inside the longitudinal anti-seismic support (8), and the longitudinal anti-seismic cavity (10) is fixedly connected with the longitudinal anti-seismic support fixing structure (9), transformer oil cavity passageway (11) and transformer oil cavity (13) have been seted up in vertical antidetonation cavity (10), spring (12) are installed in the cavity that vertical antidetonation support (8) and transformer oil cavity (13) are constituteed, antidetonation structural component (6) link firmly in transformer bottom of the case (2) through vertical antidetonation support fixed knot structure (9), antidetonation structure one tank wall (5) link firmly with transformer bottom of the case (2), ground holds in the palm (15) and the installation base face links firmly, and ground holds in the palm (15) and has linked firmly oil baffle boss (16) all around, steel ball (7) of antidetonation structure one (3) bottom and ground hold in the palm (15) of antidetonation structure two (4) are through frictional contact.
2. An anti-seismic universal foundation structure of a transformer according to claim 1, characterized in that: the steel balls (7) are spherical.
3. An anti-seismic transformer gimbal base structure according to claim 1 or 2, characterized in that: the transformer box bottom (2) and one box wall (5) of the anti-seismic structure are connected in a welding mode.
4. An anti-seismic universal foundation structure of a transformer according to claim 3, characterized in that: the transformer tank bottom (2) and the transformer tank (1) are connected in a welding mode.
5. An anti-seismic transformer gimbal base structure according to claim 1 or 2, characterized in that: the transformer tank bottom (2) is connected with the transformer tank (1) through bolts.
6. An anti-seismic method for an anti-seismic universal foundation structure of a transformer, using the foundation structure defined in any one of claims 1 to 5, characterized in that: when a longitudinal earthquake wave occurs, the foundation support (15) presses the steel ball (7) at a higher acceleration, the steel ball (7) transmits force to the longitudinal anti-seismic support (8), the longitudinal anti-seismic support (8) presses the spring (12), the vertical displacement of the oil tank is avoided or reduced as much as possible by changing the length of the spring (12), and the oil in the shortening and extending parts of the spring (12) can discharge the transformer oil cavity (13) through the oil drainage pipe (14) or suck the oil in the transformer oil tank into the transformer oil cavity (13); when a transverse seismic wave occurs, the steel ball (7) can avoid or reduce the transverse displacement of the oil tank through sliding with the foundation support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011259246.2A CN112281904B (en) | 2020-11-12 | 2020-11-12 | Anti-seismic universal foundation structure and method for transformer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011259246.2A CN112281904B (en) | 2020-11-12 | 2020-11-12 | Anti-seismic universal foundation structure and method for transformer |
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| Publication Number | Publication Date |
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| CN112281904A CN112281904A (en) | 2021-01-29 |
| CN112281904B true CN112281904B (en) | 2021-12-21 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101624550B1 (en) * | 2014-12-30 | 2016-05-27 | 주식회사 삼정일렉텍 | seismic device for relay panel |
| CN207052429U (en) * | 2017-07-22 | 2018-02-27 | 广州汉威装饰工程有限公司 | A kind of transformer station's silencing apparatus |
| KR101870779B1 (en) * | 2017-12-21 | 2018-06-26 | (사)힘찬장애인복지회 | Earthquake Resistant Electrical Switchboard |
| CN208834853U (en) * | 2018-09-20 | 2019-05-07 | 航变电力科技有限公司 | A kind of oil-immersed power transformer having damping effect |
| CN210837407U (en) * | 2019-12-31 | 2020-06-23 | 绵阳雷磁电子科技有限公司 | Transformer oil tank with shock attenuation effect |
-
2020
- 2020-11-12 CN CN202011259246.2A patent/CN112281904B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101624550B1 (en) * | 2014-12-30 | 2016-05-27 | 주식회사 삼정일렉텍 | seismic device for relay panel |
| CN207052429U (en) * | 2017-07-22 | 2018-02-27 | 广州汉威装饰工程有限公司 | A kind of transformer station's silencing apparatus |
| KR101870779B1 (en) * | 2017-12-21 | 2018-06-26 | (사)힘찬장애인복지회 | Earthquake Resistant Electrical Switchboard |
| CN208834853U (en) * | 2018-09-20 | 2019-05-07 | 航变电力科技有限公司 | A kind of oil-immersed power transformer having damping effect |
| CN210837407U (en) * | 2019-12-31 | 2020-06-23 | 绵阳雷磁电子科技有限公司 | Transformer oil tank with shock attenuation effect |
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| CN112281904A (en) | 2021-01-29 |
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