CN112669662A - Main transformer overhaul training platform - Google Patents

Main transformer overhaul training platform Download PDF

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Publication number
CN112669662A
CN112669662A CN202011466033.7A CN202011466033A CN112669662A CN 112669662 A CN112669662 A CN 112669662A CN 202011466033 A CN202011466033 A CN 202011466033A CN 112669662 A CN112669662 A CN 112669662A
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CN
China
Prior art keywords
main transformer
voltage
lifting seat
fixedly connected
training platform
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202011466033.7A
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Chinese (zh)
Inventor
朱遂松
何满棠
吴树平
邓瑞鹏
曾宪文
何智荣
袁志坚
蔡宝龙
魏凌枫
刘国兵
王文献
雷慷
李林蔚
周斌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Power Grid Co Ltd
Dongguan Power Supply Bureau of Guangdong Power Grid Co Ltd
Original Assignee
Guangdong Power Grid Co Ltd
Dongguan Power Supply Bureau of Guangdong Power Grid Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangdong Power Grid Co Ltd, Dongguan Power Supply Bureau of Guangdong Power Grid Co Ltd filed Critical Guangdong Power Grid Co Ltd
Priority to CN202011466033.7A priority Critical patent/CN112669662A/en
Publication of CN112669662A publication Critical patent/CN112669662A/en
Pending legal-status Critical Current

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Abstract

The invention belongs to the technical field of main transformer overhaul and relates to a main transformer overhaul training platform which comprises a main transformer body, wherein the upper surface of the main transformer body is fixedly connected with a first high-voltage lifting seat, a second high-voltage lifting seat and a low-voltage sleeve, the upper surface of the first high-voltage lifting seat is fixedly connected with a first high-voltage sleeve, the upper surface of the second high-voltage lifting seat is fixedly connected with a second high-voltage sleeve, the outer side surface of the main transformer body is fixedly connected with a main transformer conservator, and the interior of the main transformer body is fixedly connected with an on-load tap-changer. The maintenance training platform has the beneficial effects that the maintenance training platform can provide real-object practical training without power failure for training personnel, truly simulate operation scenes, can really improve the practical operation experience and the maintenance skill level of the training personnel, is short, does not need to climb, avoids high-altitude operation risks, occupies a small space and has a normal main transformer, the whole height is predicted to be not more than 4 meters, and the maintenance training platform can be placed indoors.

Description

Main transformer overhaul training platform
Technical Field
The invention belongs to the technical field of main transformer overhaul, and particularly relates to a main transformer overhaul training platform.
Background
The transformer is used as the core of primary equipment of the transformer, the daily maintenance and defect handling work of the transformer is vital and various and is the skill which a maintainer must learn and master, however, due to the reasons of limited on-site work and exercise opportunities caused by the lack of practical training resources, great difficulty in implementing training, the lack of power failure time of the equipment and the like, the problems of insufficient training, insufficient handling experience and low skill level of young maintainers in the aspect of main transformer practical training skill always exist at present.
Before this, transformer training platform generally uses actual production owner to reform transform, and oversize limits it can only place in outdoors, and outdoor training project receives the gas factor influence serious, and typhoon rainfall weather can not be carried out, and the current owner becomes training platform non-visual structure of transformer simultaneously, observes the structure unclear, and the training platform height that becomes moreover is too high, and personnel have the eminence risk of falling among the training process.
Disclosure of Invention
To solve the problems set forth in the background art described above. The invention provides a main transformer overhaul training platform, which solves the technical problems of poor practicability and insufficient training.
In order to achieve the purpose, the invention provides the following technical scheme: the main transformer overhauling training platform comprises a main transformer body, wherein the upper surface of the main transformer body is fixedly connected with a first high-voltage lifting seat, a second high-voltage lifting seat and a low-voltage sleeve, the upper surface of the first high-voltage lifting seat is fixedly connected with a first high-voltage sleeve, the upper surface of the second high-voltage lifting seat is fixedly connected with a second high-voltage sleeve, the outer side surface of the main transformer body is fixedly connected with a main transformer conservator, and the inner part of the main transformer body is fixedly connected with an on-load tap-changer.
As a further scheme of the invention: the main transformer conservator is of a capsule type and is arranged on the outer side of the main transformer body through a support.
As a further scheme of the invention: the two sides of the main transformer body are provided with observation windows which are made of toughened glass materials.
As a further scheme of the invention: the mounting flange holes reserved with various accessories on the surface of the main transformer body comprise a height-variable sleeve lifting seat flange port, a neutral point sleeve lifting seat flange port, a height-variable sleeve lifting seat flange port, a pressure release valve flange port, a V-shaped load switch flange port and a main transformer capsule connecting oil pipe.
As a further scheme of the invention: the main transformer conservator and the transformer overhauling platform body are connected through a main transformer capsule connecting oil pipe, and a gas relay and a corrugated telescopic pipe are arranged in the middle of the main transformer conservator and the transformer overhauling platform body.
As a further scheme of the invention: the main transformer body is sleeved with the first high-voltage bushing and the second high-voltage bushing through the height-variable bushing lifting seat flange opening, the neutral point bushing lifting seat flange opening and the height-variable bushing lifting seat flange opening.
As a further scheme of the invention: and the on-load tap-changer is electrically connected with the first high-voltage lifting seat and the second high-voltage lifting seat through leads.
As a further scheme of the invention: one side fixedly connected with ladder of main transformer body, the height of main transformer body is 1300 mm.
Compared with the prior art, the invention has the beneficial effects that:
this main change overhauls training platform, can provide the real object practice training that need not to have a power failure for the training personnel, the real simulation operation scene, can actually promote training personnel's practice experience and maintenance technical skill level, this platform is shorter, need not to climb, the design is flat, make things convenient for many people to develop the training of different projects simultaneously, the high altitude construction risk has also been avoided, the little normal owner that the platform occupation space volume is far away changed, and whole high prediction is no longer than 4 meters, can place in indoorly, thereby avoided the training to receive the place, the restriction of reasons such as weather, the practicality of platform has been increased, this platform ware body both sides design has visual observation window, in carrying out the training process of overhauing, the inside condition of transformer platform is observed to accessible observation hole safety, deepen the training effect of student to the transformer.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a front view of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a schematic top view of the present invention.
In the figure: 1. a first high voltage bushing; 2. a second high voltage bushing; 3. a first high pressure elevation mount; 4. a second high-pressure lifting seat; 5. a low-pressure bushing; 6. a main transformer conservator; 7. a ladder; 8. an on-load tap-changer; 9. the main transformer body.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
Referring to fig. 1-3, the present invention provides the following technical solutions: the main transformer overhauling training platform comprises a main transformer body 9, wherein the upper surface of the main transformer body 9 is fixedly connected with a first high-voltage lifting seat 3, a second high-voltage lifting seat 4 and a low-voltage sleeve 5, the upper surface of the first high-voltage lifting seat 3 is fixedly connected with a first high-voltage sleeve 1, the upper surface of the second high-voltage lifting seat 4 is fixedly connected with a second high-voltage sleeve 2, the outer side surface of the main transformer body 9 is fixedly connected with a main transformer conservator 6, and the interior of the main transformer body 9 is fixedly connected with an on-load tap-changer 8. by the arrangement, a real practice training without power failure can be provided for training personnel, an operation scene can be simulated really, the practice experience and the overhauling skill level of the training personnel can be improved really, a ladder 7 is fixedly connected to one side of the main transformer body 9, the height of the main transformer body 9 is 1300mm, the training platform is short, does not need to climb, is flat in design, and is convenient for, also avoided the high altitude construction risk, platform occupation space volume normal owner that is far away little becomes, and whole highly estimated is no longer than 4 meters, can place in indoorly, thereby avoided the training to receive the place, the restriction of reasons such as weather, the practicality of platform has been increased, the both sides design of main transformer body 9 has the observation window, the observation window is the preparation of toughened glass material, this platform ware body both sides design has visual observation window, overhaul the training in-process, the inside condition of transformer platform is observed to accessible observation hole safety, deepen the training effect of student to the transformer.
It is added that the first high-pressure lifting seat 3 and the second high-pressure lifting seat 4 are both cylindrical, wherein the upper section of the first high-pressure lifting seat comprises a flange port butted with a sleeve flange, and the lower section of the first high-pressure lifting seat comprises a flange port butted with a transformer oil tank flange; a plurality of current transformers with different precisions are placed inside the first high-voltage lifting seat 3 and the second high-voltage lifting seat 4, so as to obtain the running current of each phase of casing pipe. And when the equipment runs, the output voltage can be adjusted by adjusting the gear of the on-load tap-changer 8, and the on-load tap-changer can also be used as training course content for overhaul of the on-load tap-changer of the transformer.
Specifically, the main transformer conservator 6 is in a capsule type, the main transformer conservator 6 is installed on the outer side of the main transformer body 9 through a support, and the on-load tap-changer 8 is electrically connected with the first high-voltage lifting seat 3 and the second high-voltage lifting seat 4 through wires.
Specifically, the mounting flange hole reserved with each accessory on the surface of the main transformer body 9 comprises an uprising sleeve ascending seat flange opening, a neutral point sleeve ascending seat flange opening, a lown sleeve ascending seat flange opening, a pressure release valve flange opening, and a V-shaped load switch flange opening connected with a main transformer capsule, the main transformer body 9 is connected with a first high-pressure sleeve 1 and a second high-pressure sleeve 2 through the uprising sleeve ascending seat flange opening, the neutral point sleeve ascending seat flange opening, the lown sleeve ascending seat flange opening, the main transformer conservator 6 is connected with the transformer maintenance platform body through a main transformer capsule connecting oil pipe, and a gas relay and a corrugated telescopic pipe are arranged in the middle of the main transformer body.
The gas relay is a protection device, and can send out a signal alarm (light gas) or start a protection element to automatically cut off the transformer in time when an internal fault occurs. The replacement of the gas relay belongs to a ring in transformer accessory installation training. The corrugated expansion pipe can compensate deviation between a pipeline and an oil conservator flange in the actual installation process.
The working principle of the invention is as follows:
s1, in order to truly restore the field operation scene of maintenance of the main transformer, designing a practical operation training platform according to the arrangement of accessories such as a conservator, a medium-low voltage sleeve 5 and a gas relay on the real main transformer, reserving interfaces and sleeve lifting seats corresponding to the accessories, designing the whole platform to be slightly higher than the ground, not arranging parts such as an iron core winding in the platform, only filling transformer oil, and designing and reserving the accessory interfaces, and installing various operation objects such as the conservator, an oil pipe, a load switch, each side sleeve and the gas relay on the upper part of the main transformer in the later period;
s2, after the platform is manufactured, the decommissioned main transformer accessories can be installed on the platform and used for training and examining a plurality of main transformer overhauling and maintenance items such as main transformer sleeve oil leakage, body radiating fin local oil leakage treatment, sleeve end screen replacement, sleeve hoisting, body oil drainage and injection and the like.
In the description of the present invention, it is to be understood that the terms "first", "second" and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium; either as communication within the two elements or as an interactive relationship of the two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, a first feature may be "on" or "under" a second feature, and the first and second features may be in direct contact, or the first and second features may be in indirect contact via an intermediate. Also, a first feature "on," "above," and "over" a second feature may be directly or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lower level than the second feature.
In the description herein, the description of the terms "one embodiment," "some embodiments," "an embodiment," "an example," "a specific example" or "some examples" or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described above, it should be understood that the above embodiments are illustrative and not restrictive, and that those skilled in the art may make changes, modifications, substitutions and alterations to the above embodiments without departing from the scope of the present invention.

Claims (8)

1. Main transformer overhauls training platform, including main transformer body (9), its characterized in that: the high-voltage transformer is characterized in that a first high-voltage lifting seat (3), a second high-voltage lifting seat (4) and a low-voltage sleeve (5) are fixedly connected to the upper surface of a main transformer body (9), a first high-voltage sleeve (1) is fixedly connected to the upper surface of the first high-voltage lifting seat (3), a second high-voltage sleeve (2) is fixedly connected to the upper surface of the second high-voltage lifting seat (4), a main transformer conservator (6) is fixedly connected to the outer side surface of the main transformer body (9), and an on-load tap-changer (8) is fixedly connected to the interior of the main transformer body (9).
2. The main transformer overhaul training platform of claim 1, wherein: the main transformer conservator (6) is in a capsule type, and the main transformer conservator (6) is installed on the outer side of the main transformer body (9) through a support.
3. The main transformer overhaul training platform of claim 1, wherein: and observation windows are designed on two sides of the main transformer body (9), and are made of toughened glass materials.
4. The main transformer overhaul training platform of claim 1, wherein: mounting flange holes of various accessories are reserved on the surface of the main transformer body (9), and specifically comprise a height-variable sleeve lifting seat flange port, a neutral point sleeve lifting seat flange port, a height-variable sleeve lifting seat flange port, a pressure release valve flange port and a V-shaped on-load switch flange port; the surface of the main transformer body (9) is also connected with a main transformer capsule connecting oil pipe.
5. The main transformer overhaul training platform of claim 4, wherein: the main transformer conservator (6) and the transformer overhauling platform body are connected through a main transformer capsule connecting oil pipe, and a gas relay and a corrugated telescopic pipe are arranged in the middle of the main transformer conservator and the transformer overhauling platform body.
6. The main transformer overhaul training platform of claim 4, wherein: the main transformer body (9) is sleeved with the first high-voltage bushing (1) and the second high-voltage bushing (2) through the high-voltage bushing lifting seat flange opening, the neutral point bushing lifting seat flange opening and the low-voltage bushing lifting seat flange opening.
7. The main transformer overhaul training platform of claim 1, wherein: and the on-load tap-changer (8) is electrically connected with the first high-voltage lifting seat (3) and the second high-voltage lifting seat (4) through leads.
8. The main transformer overhaul training platform of claim 1, wherein: one side fixedly connected with ladder (7) of main transformer body (9), the height of main transformer body (9) is 1300 mm.
CN202011466033.7A 2020-12-14 2020-12-14 Main transformer overhaul training platform Pending CN112669662A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011466033.7A CN112669662A (en) 2020-12-14 2020-12-14 Main transformer overhaul training platform

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011466033.7A CN112669662A (en) 2020-12-14 2020-12-14 Main transformer overhaul training platform

Publications (1)

Publication Number Publication Date
CN112669662A true CN112669662A (en) 2021-04-16

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011466033.7A Pending CN112669662A (en) 2020-12-14 2020-12-14 Main transformer overhaul training platform

Country Status (1)

Country Link
CN (1) CN112669662A (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205751771U (en) * 2016-05-18 2016-11-30 国家电网公司 A kind of main transformer on-load voltage regulating switch conservator charged oil compensator
CN205845656U (en) * 2016-06-07 2016-12-28 广东瑞智电力科技有限公司 A kind of oil-filled transformer
CN205911130U (en) * 2016-08-22 2017-01-25 山东华驰变压器股份有限公司 Compact owner becomes transformer
CN206619462U (en) * 2017-04-14 2017-11-07 云南电网有限责任公司电力科学研究院 A kind of transformer model having an X-rayed
CN108335895A (en) * 2018-04-28 2018-07-27 广东电网有限责任公司 Visualize transformer method of modifying
CN212062070U (en) * 2020-05-15 2020-12-01 云南电网有限责任公司楚雄供电局 10kV three-phase oil-immersed on-load capacity-regulating distribution transformer

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205751771U (en) * 2016-05-18 2016-11-30 国家电网公司 A kind of main transformer on-load voltage regulating switch conservator charged oil compensator
CN205845656U (en) * 2016-06-07 2016-12-28 广东瑞智电力科技有限公司 A kind of oil-filled transformer
CN205911130U (en) * 2016-08-22 2017-01-25 山东华驰变压器股份有限公司 Compact owner becomes transformer
CN206619462U (en) * 2017-04-14 2017-11-07 云南电网有限责任公司电力科学研究院 A kind of transformer model having an X-rayed
CN108335895A (en) * 2018-04-28 2018-07-27 广东电网有限责任公司 Visualize transformer method of modifying
CN212062070U (en) * 2020-05-15 2020-12-01 云南电网有限责任公司楚雄供电局 10kV three-phase oil-immersed on-load capacity-regulating distribution transformer

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