CN111489882A - Oil-immersed transformer convenient to installation - Google Patents

Oil-immersed transformer convenient to installation Download PDF

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Publication number
CN111489882A
CN111489882A CN202010329507.7A CN202010329507A CN111489882A CN 111489882 A CN111489882 A CN 111489882A CN 202010329507 A CN202010329507 A CN 202010329507A CN 111489882 A CN111489882 A CN 111489882A
Authority
CN
China
Prior art keywords
transformer
hollow
hollow tube
same
oil
Prior art date
Application number
CN202010329507.7A
Other languages
Chinese (zh)
Inventor
黄伟
Original Assignee
中变集团上海变压器有限公司
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 中变集团上海变压器有限公司 filed Critical 中变集团上海变压器有限公司
Priority to CN202010329507.7A priority Critical patent/CN111489882A/en
Publication of CN111489882A publication Critical patent/CN111489882A/en

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Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/06Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/02Casings
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/02Casings
    • H01F27/04Leading of conductors or axles through casings, e.g. for tap-changing arrangements
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/28Coils; Windings; Conductive connections
    • H01F27/29Terminals; Tapping arrangements for signal inductances

Abstract

The invention discloses an oil-immersed transformer convenient to install, which comprises a box body, wherein a transformer main body is placed in the box body, three high-voltage bushings are fixedly connected to the upper end of the front surface of the transformer main body, hollow pipes are sleeved outside the three high-voltage bushings, and the lower ends of the hollow pipes are fixedly connected to the upper end of the transformer main body, so that the oil-immersed transformer convenient to install has the beneficial effects that: insert hollow groove and screw rod through the supporting leg and insert the screw, can be used for fixing the transformer, make the transformer can not rock when the installation, insert a hollow tube through No. two hollow tubes, No. four hollow tubes insert No. three hollow tubes, can be behind high-tension bushing and low pressure bushing wire, the protection wire, only need take out the transformer when changing the transformer, change a transformer again, need not dismouting fixed transformer's part again, installation when having made things convenient for the transformer to change.

Description

Oil-immersed transformer convenient to installation

Technical Field

The invention relates to an oil-immersed transformer, in particular to an oil-immersed transformer convenient to mount, and belongs to the technical field of oil-immersed transformers.

Background

At the end of the 19 th century, transformers began to use transformer oil as an insulating and cooling medium, oil-immersed transformers appeared, and the transformer oil was widely used due to the characteristics of the oil-immersed transformers, such as insulation performance and heat transfer performance, in addition to abundant natural storage capacity and low price.

When the oil-immersed transformer used at present is used for installing a wire, the wire can be exposed outside due to the fact that no protection device is arranged, the wire is easy to damage, and when the transformer is replaced again, parts for fixing the transformer need to be disassembled and assembled again, and the oil-immersed transformer is very inconvenient.

Disclosure of Invention

The invention provides an oil-immersed transformer convenient to mount, which effectively solves the technical problems that when a lead is mounted on the oil-immersed transformer in the prior art, the lead is exposed outside due to no protection device, so that the lead is easy to damage, and when the transformer is replaced again, parts of the transformer need to be dismounted and fixed again, so that the technical problem is very inconvenient.

In order to solve the technical problems, the invention provides the following technical scheme:

the invention relates to an oil-immersed transformer convenient to install, which comprises a box body, wherein a transformer main body is placed in the box body, three high-voltage sleeves are fixedly connected to the upper end of the front surface of the transformer main body, a first hollow pipe is sleeved outside each of the three high-voltage sleeves, the lower ends of the hollow pipes are fixedly connected to the upper end of the transformer main body, first internal threads are arranged on the inner wall of the upper end of the first hollow pipe, second hollow pipes are arranged above the first hollow pipe, the second hollow pipes and the first hollow pipes on the same side are positioned on the same vertical line, the second hollow pipes on the same side are matched with the first hollow pipes, four low-voltage sleeves are fixedly connected to the upper end of the back surface of the transformer, third hollow pipes are sleeved outside each of the four low-voltage sleeves, and second internal threads are arranged on the, the top of No. three hollow tubes all is provided with No. four hollow tubes, No. three hollow tubes all with No. four hollow tubes on same homonymy vertical line, just No. three hollow tubes of homonymy and No. four hollow tube phase-matchs, two supporting legs of transformer main part lower extreme middle part fixedly connected with, two hollow grooves have been seted up at the lower extreme middle part of box, the middle part fixedly connected with fixed plate at the transformer main part back, the screw has all been seted up at the both ends of fixed plate, the inside equal threaded connection of screw has the screw rod.

As a preferred technical scheme of the invention, the supporting legs and the hollow grooves on the same side are positioned on the same vertical line, and the supporting legs and the hollow grooves on the same side are matched.

According to a preferable technical scheme of the invention, the outer walls of the upper ends of the second hollow pipes are provided with first external threads, the second hollow pipes are connected with first internal threads arranged in the first hollow pipes on the same side through the first external threads, the outer walls of the upper ends of the third hollow pipes are provided with second external threads, and the third hollow pipes are connected with second internal threads arranged in the fourth hollow pipes on the same side through the second external threads.

As a preferred technical scheme of the present invention, two ends of the transformer main body are both fixedly connected with a baffle, and a lower end of one end of the baffle, which is far away from the transformer main body, is closely attached to an outer wall of the tank.

As a preferred technical scheme of the invention, the middle part of the front surface and the middle parts of the two sides of the box body are respectively provided with a heat dissipation hole.

As a preferable technical scheme of the invention, one end of the screw penetrating through the back surface of the box body is connected in the screw hole on the same side in a threaded manner.

The invention has the following beneficial effects: insert hollow groove and screw rod with the supporting leg and insert the screw, can be used for fixing the transformer body, make the transformer can not rock when the installation, insert a hollow tube through No. two hollow tubes, No. four hollow tubes insert No. three hollow tubes, can be behind high-tension bushing and low pressure bushing wire, the protection wire, only need take out the transformer when changing the transformer, change a transformer again, need not dismouting fixed transformer's part again, installation when having made things convenient for the transformer to change.

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 schematic front view of the present invention;

FIG. 2 is a schematic view of the dorsal cutaway construction of the present invention;

FIG. 3 is a side sectional view of the present invention;

fig. 4 is a side view of the present invention.

In the figure: 1. a box body; 2. a transformer body; 3. a high voltage bushing; 4. a first hollow pipe; 5. a first internal thread; 6. a hollow pipe II; 7. a low-pressure bushing; 8. a third hollow pipe; 9. a second internal thread; 10. a hollow pipe with a fourth size; 11. supporting legs; 12. a hollow groove; 13. a screw hole; 14. a fixing plate; 15. a screw; 16. heat dissipation holes; 17. a first external thread; 18. a second external thread; 19. and a baffle plate.

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.

Example (b): as shown in figures 1-4, the oil-immersed transformer convenient to install comprises a box body 1, a transformer main body 2 is placed in the box body 1, three high-voltage sleeves 3 are fixedly connected to the upper end of the front side of the transformer main body 2, a first hollow tube 4 is sleeved outside each of the three high-voltage sleeves 3, the lower end of the first hollow tube 4 is fixedly connected to the upper end of the transformer main body 2, a first internal thread 5 is arranged on the inner wall of the upper end of the first hollow tube 4, a second hollow tube 6 is arranged above the first hollow tube 4, the second hollow tube 6 and the first hollow tube 4 are positioned on the same vertical line, the second hollow tube 6 and the first hollow tube 4 are matched with each other on the same side, four low-voltage sleeves 7 are fixedly connected to the upper end of the back side of the transformer main body 2, a third hollow tube 8 is sleeved outside each of the four low-voltage sleeves 7, and a, no. three hollow tube 8's top all is provided with No. four hollow tube 10, No. three hollow tube 8 all is located same vertical line with No. four hollow tube 10 of homonymy, and No. three hollow tube 8 of homonymy and No. four hollow tube 10 phase-matchs, two supporting legs 11 of 2 lower extreme middle part fixedly connected with of transformer main part, two hollow groove 12 have been seted up at the lower extreme middle part of box 1, the middle part fixedly connected with fixed plate 14 at the 2 backs of transformer main part, screw 13 has all been seted up at the both ends of fixed plate 14, the inside equal threaded connection of screw 13.

The supporting legs 11 and the same-side hollow grooves 12 are positioned on the same vertical line, the same-side supporting legs 11 are matched with the hollow grooves 12, the supporting legs 11 can be inserted into the hollow grooves 12, the outer wall of the upper end of the third hollow tube 8 is provided with a second external thread 18, the third hollow tube 8 is connected with a second internal thread 9 arranged inside the same-side fourth hollow tube 10 through the second external thread 18 and is used for protecting a lead connected with a low-voltage sleeve 7, two ends of the transformer main body 2 are fixedly connected with baffle plates 19, the lower end of one end, far away from the transformer main body 2, of the baffle plate 19 is close to the outer wall of the box body 1, heat dissipation holes 16 are formed in the middle of the front surface and the middle of two sides of the box body 1 and are used for dissipating heat of the transformer main body 2, one end, penetrating through the back surface of the box body 1, of the screw, no. two hollow tubes 6 are connected with the internal thread 5 in the same side No. 4 through the external thread 17 for protecting the lead connected with the high-voltage bushing 3.

Specifically, when the invention is used, the box body 1 is fixed at the position for installing the transformer main body 2, the transformer main body 2 is lifted by a tool, the transformer main body 2 is placed in the box body 1, the supporting leg 11 at the lower end of the transformer main body 2 is aligned with the hollow groove 12 at the same side, then the transformer main body 2 is placed down, the supporting leg 11 is inserted into the hollow groove 12, the screw 15 is rotated into the screw hole 13 at the same side, the transformer main body 2 is fixed in the box body 1, the hollow tube II 6 is rotated into the hollow tube I4, the hollow tube IV 10 is rotated into the hollow tube III 8, the lead connected with the high-voltage sleeve 3 and the lead connected with the low-voltage sleeve 7 are protected, when the invention is disassembled, the hollow tube IV 10 is reversely rotated out of the hollow tube III, the hollow tube 6 is reversely rotated out of the hollow tube I4, the screw 15 is reversely rotated out of the screw hole 13 at the same side, the transformer body 2 can be taken out from the box body 1 by a tool.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The oil-immersed transformer convenient to install is characterized by comprising a box body (1), a transformer main body (2) is placed inside the box body (1), three high-voltage sleeves (3) are fixedly connected to the front upper end of the transformer main body (2), a first hollow tube (4) is sleeved outside the three high-voltage sleeves (3), the lower end of the first hollow tube (4) is fixedly connected to the upper end of the transformer main body (2), a first internal thread (5) is arranged on the inner wall of the upper end of the first hollow tube (4), a second hollow tube (6) is arranged above the first hollow tube (4), the second hollow tube (6) and the first hollow tube (4) on the same side are located on the same vertical line, the second hollow tube (6) and the first hollow tube (4) on the same side are matched, four low-voltage sleeves (7) are fixedly connected to the upper end of the back of the transformer main body (2), the outer parts of the four low-voltage sleeves (7) are all sleeved with a third hollow pipe (8), the lower ends of the third hollow pipes (8) are all fixedly connected to the upper end of the transformer main body (2), the inner wall of the upper end of the third hollow pipe (8) is provided with a second internal thread (9), a fourth hollow pipe (10) is arranged above the third hollow pipe (8), the third hollow pipe (8) and the fourth hollow pipe (10) on the same side are located on the same vertical line, the third hollow pipe (8) and the fourth hollow pipe (10) on the same side are matched, the middle part of the lower end of the transformer main body (2) is fixedly connected with two supporting legs (11), the middle part of the lower end of the box body (1) is provided with two hollow grooves (12), the middle part of the back surface of the transformer main body (2) is fixedly connected with a fixing plate (14), and both ends of the fixing, and the screw holes (13) are internally and all in threaded connection with screw rods (15).
2. An oil-filled transformer convenient to install according to claim 1, characterized in that the supporting legs (11) and the hollow grooves (12) on the same side are on the same vertical line, and the supporting legs (11) and the hollow grooves (12) on the same side are matched.
3. The oil-immersed transformer convenient to install according to claim 1, wherein the first external threads (17) are arranged on the outer wall of the upper end of the second hollow tube (6), the second hollow tube (6) is in threaded connection with the first internal threads (5) arranged inside the first hollow tube (4) on the same side through the first external threads (17), the second external threads (18) are arranged on the outer wall of the upper end of the third hollow tube (8), and the third hollow tube (8) is in threaded connection with the second internal threads (9) arranged inside the fourth hollow tube (10) on the same side through the second external threads (18).
4. An oil-filled transformer convenient to mount according to claim 1, characterized in that a baffle (19) is fixedly connected to both ends of the transformer body (2), and the lower end of the baffle (19) far away from one end of the transformer body (2) is closely attached to the outer wall of the tank (1).
5. The oil-immersed transformer convenient to mount according to claim 1, wherein heat dissipation holes (16) are formed in the middle of the front surface and the middle of two sides of the box body (1).
6. Oil-filled transformer convenient to install according to claim 1, characterized in that the screw (15) is threaded in the screw hole (13) at the same side through the end of the box (1) back.
CN202010329507.7A 2020-04-24 2020-04-24 Oil-immersed transformer convenient to installation CN111489882A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010329507.7A CN111489882A (en) 2020-04-24 2020-04-24 Oil-immersed transformer convenient to installation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010329507.7A CN111489882A (en) 2020-04-24 2020-04-24 Oil-immersed transformer convenient to installation

Publications (1)

Publication Number Publication Date
CN111489882A true CN111489882A (en) 2020-08-04

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010329507.7A CN111489882A (en) 2020-04-24 2020-04-24 Oil-immersed transformer convenient to installation

Country Status (1)

Country Link
CN (1) CN111489882A (en)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2452106Y (en) * 2000-11-27 2001-10-03 吴善伦 High-voltage wiring terminal safety protective casing
CN203232787U (en) * 2013-03-13 2013-10-09 国家电网公司 Insulation protection sleeve for high voltage binding post of power transformer
CN203850447U (en) * 2014-05-29 2014-09-24 国网山西省电力公司电力科学研究院 Condenser bushing end shield grounding device
CN204904961U (en) * 2015-09-11 2015-12-23 中国长江电力股份有限公司 Protection device is kept to quick assembly disassembly's oily transformer porcelain bushing
CN106449025A (en) * 2016-12-12 2017-02-22 沈小红 Dry-type transformer protecting device
CN107068362A (en) * 2017-04-27 2017-08-18 国网冀北电力有限公司唐山供电公司 A kind of step down side insulating sleeve that there is overheat to warn and its application method
CN108447655A (en) * 2018-06-14 2018-08-24 河南许智电力科技有限公司 A kind of power engineering mounting platform for transformer
CN209103907U (en) * 2019-01-21 2019-07-12 昊诚集团有限公司 A kind of oil-immersed transformer with casing protection structure
CN209297866U (en) * 2019-03-06 2019-08-23 路欣 A kind of high pressure protector for distribution transformer

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2452106Y (en) * 2000-11-27 2001-10-03 吴善伦 High-voltage wiring terminal safety protective casing
CN203232787U (en) * 2013-03-13 2013-10-09 国家电网公司 Insulation protection sleeve for high voltage binding post of power transformer
CN203850447U (en) * 2014-05-29 2014-09-24 国网山西省电力公司电力科学研究院 Condenser bushing end shield grounding device
CN204904961U (en) * 2015-09-11 2015-12-23 中国长江电力股份有限公司 Protection device is kept to quick assembly disassembly's oily transformer porcelain bushing
CN106449025A (en) * 2016-12-12 2017-02-22 沈小红 Dry-type transformer protecting device
CN107068362A (en) * 2017-04-27 2017-08-18 国网冀北电力有限公司唐山供电公司 A kind of step down side insulating sleeve that there is overheat to warn and its application method
CN108447655A (en) * 2018-06-14 2018-08-24 河南许智电力科技有限公司 A kind of power engineering mounting platform for transformer
CN209103907U (en) * 2019-01-21 2019-07-12 昊诚集团有限公司 A kind of oil-immersed transformer with casing protection structure
CN209297866U (en) * 2019-03-06 2019-08-23 路欣 A kind of high pressure protector for distribution transformer

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