CN112542303A - Side-folded voltage transformer convenient to overhaul - Google Patents

Side-folded voltage transformer convenient to overhaul Download PDF

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Publication number
CN112542303A
CN112542303A CN202011443921.7A CN202011443921A CN112542303A CN 112542303 A CN112542303 A CN 112542303A CN 202011443921 A CN202011443921 A CN 202011443921A CN 112542303 A CN112542303 A CN 112542303A
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CN
China
Prior art keywords
voltage transformer
bull stick
block
turnover
groove
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Granted
Application number
CN202011443921.7A
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Chinese (zh)
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CN112542303B (en
Inventor
盛睿
陶成法
吴书能
叶道坤
吴义汉
彭海珍
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Anhui Huaneng Electric Appliance Group Co ltd
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Anhui Huaneng Electric Appliance Group Co ltd
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Priority to CN202011443921.7A priority Critical patent/CN112542303B/en
Publication of CN112542303A publication Critical patent/CN112542303A/en
Application granted granted Critical
Publication of CN112542303B publication Critical patent/CN112542303B/en
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00Adaptations of transformers or inductances for specific applications or functions
    • H01F38/20Instruments transformers
    • H01F38/22Instruments transformers for single phase ac
    • H01F38/24Voltage transformers
    • H01F38/26Constructions
    • HELECTRICITY
    • H01ELECTRIC 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

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Housings And Mounting Of Transformers (AREA)

Abstract

The invention relates to the technical field of voltage transformers, in particular to a side-folded voltage transformer convenient to overhaul, which comprises a mounting plate, the voltage transformer and a bearing plate mounted at the bottom of the voltage transformer, wherein four folding mechanisms are correspondingly arranged on the front side, the rear side, the left side and the right side of the bearing plate and positioned on the mounting plate, and are all connected with the bearing plate in a Z-shaped clamping manner in a clamping manner and can be separated from the bearing plate in a rotating manner. According to the four turnover mechanisms, the four turnover mechanisms are distributed on the periphery of the bearing plate, are clamped and connected in a Z-shaped clamping mode, and can be disengaged in a rotating mode, so that the side turnover of the voltage transformer is realized through the turnover mechanisms under the condition that the voltage transformer is not disassembled, and the maintenance is facilitated; the invention saves the processes of disassembly and assembly before the voltage transformer is overhauled, saves the overhauling time and labor amount, reduces the labor consumption of the maintainers and improves the overhauling efficiency.

Description

Side-folded voltage transformer convenient to overhaul
Technical Field
The invention relates to the technical field of voltage transformers, in particular to a side-folded voltage transformer convenient to overhaul.
Background
The voltage transformer is used for converting the high voltage of the primary circuit into the low voltage of the secondary circuit and providing a voltage power supply for the measuring instrument and the relay protection device. Voltage transformer generally installs in complete set switch board, in case circuit fault back appears, needs pull down voltage transformer earlier, places the maintenance frock on, then implements voltage transformer's turn-over through the frock, and the maintenance personal of being convenient for finds voltage transformer's fault point, and the maintenance personal of also being convenient for overhauls voltage transformer inside with comparatively comfortable posture. However, the above-mentioned existing repair process has problems: need pull down voltage transformer when overhauing, overhaul the completion back, still need install voltage transformer once more, dismantle in front and back, the installation, maintenance personal physical labor consumes great on the one hand, and on the other hand is consuming time longer, seriously influences maintenance efficiency.
Disclosure of Invention
In order to solve the technical problem, the invention provides a side-folded voltage transformer which is convenient to overhaul.
The technical problem to be solved by the invention is realized by adopting the following technical scheme:
a side surface turnover type voltage transformer convenient to overhaul comprises a mounting plate, a voltage transformer and a bearing plate arranged at the bottom of the voltage transformer, wherein the bearing plate is positioned above the middle part of the mounting plate, four turnover mechanisms are correspondingly arranged on the front side, the rear side, the left side and the right side of the bearing plate and positioned on the mounting plate, the two turnover mechanisms on the front side and the rear side and the two turnover mechanisms on the left side and the right side are symmetrically distributed, the four turnover mechanisms are all in clamping connection with the bearing plate in a Z-shaped clamping mode and can be separated from the clamping mode in a rotating mode;
the clamping direction and the rotation separation direction of the front side turnover mechanism and the rear side turnover mechanism are opposite, the clamping direction and the rotation separation direction of the left side turnover mechanism and the right side turnover mechanism are opposite, and when the bearing plate and the voltage transformer are driven to turn over through the turnover mechanism on the same side, the turnover mechanism on the same side and the bearing plate are separated from clamping in a rotation mode.
Further, turn over a mechanism including set up the fixing base on the mounting panel, rotate through the bearing and install in the fixing base and with the block bull stick of loading board block, set up the bull stick of ordering about in the fixing base, order about the bull stick and block bull stick radial spacing cooperation and slide along block bull stick axis direction, order about and be equipped with the spacing shifting block that extends to the fixing base outside on the side of bull stick, be equipped with the spacing draw-in groove that corresponds with spacing shifting block on the fixing base.
Furthermore, the two sides of the end part of the clamping rotating rod clamped on the bearing plate are provided with extending clamping blocks which are staggered up and down and distributed horizontally, and the cross sections of the extending clamping blocks and the clamping rotating rod are of a Z-shaped structure.
Furthermore, a square extending rotating rod is arranged at the center of the end face of the rod of the clamping rotating rod and is in radial limit fit with the driving rotating rod.
Further, the inside of fixing base is equipped with reset spring, and this reset spring sets up on the block bull stick and with order about the bull stick end connection.
Furthermore, the limiting clamping grooves comprise a first limiting clamping groove, a second limiting clamping groove and a third limiting clamping groove, the first limiting clamping groove and the third limiting clamping groove are formed when the clamping rotating rod is clamped with the bearing plate, the clamping rotating rod drives the bearing plate and the voltage transformer to be turned over, the third limiting clamping groove is formed after the clamping rotating rod is separated from the bearing plate, the distribution directions of the third limiting clamping grooves on the front side turning mechanism and the rear side turning mechanism are opposite, and the distribution directions of the third limiting clamping grooves on the left side turning mechanism and the right.
The invention has the beneficial effects that:
according to the invention, the voltage transformer is supported by the bearing plate, and the four turnover mechanisms are distributed around the bearing plate, clamped connection is realized in a Z-shaped clamping mode, and the four turnover mechanisms can be disengaged in a rotating mode, so that the side turnover of the voltage transformer is realized through the turnover mechanisms under the condition that the voltage transformer is not disassembled, and further, the maintenance is convenient; compared with the prior art, the voltage transformer maintenance device has the advantages that the disassembly and assembly processes before maintenance of the voltage transformer are omitted, the maintenance time and the labor amount are saved, the labor consumption of maintenance personnel is reduced, and the maintenance efficiency is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples:
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic top view of the present invention;
fig. 3 is a schematic sectional view a-a in fig. 2.
In the figure: 1. mounting a plate; 2. a voltage transformer; 3. a carrier plate; 4. a fixed seat; 5. clamping the rotating rod; 51. extending the fixture block; 6. driving the rotating rod; 7. a limit shifting block; 8. a limiting clamping groove; 81. a first limiting clamping groove; 82. a second limiting clamping groove; 83. a third limiting clamping groove; 9. a square extending rotary rod; 10. a return spring.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the invention is further explained in the following with the accompanying drawings and the embodiments.
As shown in fig. 1 to 3, a side-folded voltage transformer convenient for maintenance includes a mounting plate 1, a voltage transformer 2, and a bearing plate 3 mounted at the bottom of the voltage transformer 2, wherein the bearing plate 3 is located above the middle of the mounting plate 1, four folding mechanisms are correspondingly arranged on the front side, the rear side, the left side, and the right side of the bearing plate 3 and on the mounting plate 1, wherein the two folding mechanisms on the front side and the rear side and the two folding mechanisms on the left side and the right side are symmetrically distributed, and the four folding mechanisms are all connected with the bearing plate 3 in a zigzag clamping manner and can be disengaged from the bearing plate in a rotating manner;
the clamping direction and the rotation disengaging direction of the front side turnover mechanism and the rear side turnover mechanism are opposite, the clamping direction and the rotation disengaging direction of the left side turnover mechanism and the right side turnover mechanism are opposite, and when the bearing plate 3 and the voltage transformer 2 are driven to turn over through the turnover mechanism on the same side, the turnover mechanism on the same side and the bearing plate 3 are disengaged in a rotating mode.
The clamping direction of the front side folding mechanism is anticlockwise, the disengagement direction is clockwise, the clamping direction of the rear side folding mechanism is clockwise, and the disengagement direction is anticlockwise; the clamping direction of the right turnover mechanism is anticlockwise, the disengaging and clamping direction is clockwise, the clamping direction of the left turnover mechanism is clockwise, and the disengaging and clamping direction is anticlockwise.
When the folding mechanisms on the front side and the rear side drive the bearing plate 3 and the voltage transformer 2 to fold clockwise and anticlockwise left and right, the folding mechanisms on the left side and the right side are disengaged from the bearing plate 3 in advance in a rotating mode; when the turnover mechanisms on the left side and the right side drive the bearing plate 3 and the voltage transformer 2 to turn over clockwise and anticlockwise forwards, the turnover mechanisms on the front side and the rear side are disengaged from the bearing plate 3 in a rotating mode in advance.
Through the arrangement of the clamping direction and the disengagement direction of the turnover mechanism, specifically, when the bearing plate 3 and the voltage transformer 2 are turned clockwise left and right, the turnover mechanism on the rear side plays a main role in driving turnover, the turnover mechanism on the front side plays a role in assisting in supporting the bearing plate 3 and the voltage transformer 2, and the turnover mechanism on the front side keeps a rotation speed consistent with the turnover speed of the bearing plate 3 and the voltage transformer 2 when turning over; similarly, when the bearing plate 3 and the voltage transformer 2 are turned over left and right counterclockwise, the process is opposite to the process of the instantaneous clock; in a similar way, when the bearing plate 3 and the voltage transformer 2 are turned over clockwise and anticlockwise, the process is consistent with the left-right clockwise and anticlockwise process.
As a further improvement of the invention, the turnover mechanism comprises a fixed seat 4 arranged on the mounting plate 1, a clamping rotating rod 5 which is rotatably arranged in the fixed seat 4 through a bearing and is clamped with the bearing plate 3, and an actuating rotating rod 6 arranged in the fixed seat 4, wherein the actuating rotating rod 6 is in radial limit fit with the clamping rotating rod 5 and slides along the axial direction of the clamping rotating rod 5, a limit shifting block 7 extending out of the fixed seat 4 is arranged on the side surface of the actuating rotating rod 6, and a limit clamping groove 8 corresponding to the limit shifting block 7 is arranged on the fixed seat 4.
The upper end of fixing base 4 is semicircle column structure, the one end of block bull stick 5 is passed through bearing horizontal installation in fixing base 4, order about bull stick 6 and 5 coaxial coupling of block bull stick. Spacing shifting block 7 is equipped with one and vertical installation and orders about the upper end of bull stick 6, spacing shifting block 7's effect lies in, cooperates with spacing draw-in groove 8 to it is spacing to carry out the circumference to order about bull stick 6, when spacing shifting block 7 is located spacing draw-in groove 8, orders about bull stick 6 and only can the horizontal slip, after spacing shifting block 7 along with ordering about 6 horizontal migration of bull stick to breaking away from spacing draw-in groove 8, orders about bull stick 6 and can drive 5 circumferential rotations of block bull stick, and then orders about loading board 3 and voltage transformer 2 and turn over the book.
As a further improvement of the present invention, two sides of the end of the engaging rotary rod 5 engaged with the bearing plate 3 are provided with extending blocks 51 which are staggered up and down and distributed horizontally, and the cross sections of the extending blocks 51 and the engaging rotary rod 5 are in a zigzag structure. Two extending fixture blocks 51 in the front side folding mechanism are respectively and horizontally distributed on the left upper side and the right lower side of the clamping rotating rod 5, two extending fixture blocks 51 in the rear side folding mechanism are respectively and horizontally distributed on the left lower side and the right upper side of the clamping rotating rod 5, two extending fixture blocks 51 in the right side folding mechanism are respectively and horizontally distributed on the left upper side and the right lower side of the clamping rotating rod 5, and two extending fixture blocks 51 in the left side folding mechanism are respectively and horizontally distributed on the left lower side and the right upper side of the clamping rotating rod 5.
As a further improvement of the invention, a square extending rotating rod 9 is arranged at the center of the end surface of the rod of the clamping rotating rod 5, and the square extending rotating rod 9 is in radial limit fit with the driving rotating rod 6. The square one side tip that extends bull stick 9 flushes with the side end face of fixing base 4, orders about spacing shifting block 7 on the bull stick 6 and breaks away from the back in spacing draw-in groove 8, orders about bull stick 6 still to be in the cooperation state with square extension bull stick 9, through square extension bull stick 9, when ordering about bull stick 6 to rotate, block bull stick 5 can be along with ordering about bull stick 6 synchronous rotation.
As a further improvement of the present invention, a return spring 10 is disposed inside the fixed seat 4, and the return spring 10 is disposed on the engaging rotating rod 5 and connected with the end face of the driving rotating rod 6. Reset spring 10's effect lies in, avoids ordering about bull stick 6 to remove too much from fixing base 4 internal droing to the outside on the one hand, and on the other hand orders about bull stick 6 at every turn about loading board 3 and voltage transformer 2 to turn over the back that finishes, and spacing shifting block 7 corresponds resets to spacing draw-in groove 8 in to carry on spacingly to ordering about bull stick 6 to carry on spacingly fixedly further to loading board 3 and voltage transformer 2 after turning over the book.
As a further improvement of the present invention, the limiting locking groove 8 includes a first limiting locking groove 81 when the locking rotating rod 5 is locked with the bearing plate 3, a second limiting locking groove 82 after the locking rotating rod 5 drives the bearing plate 3 and the voltage transformer 2 to be folded, and a third limiting locking groove 83 after the locking rotating rod 5 is separated from the bearing plate 3, the third limiting locking grooves 83 on the front and rear side folding mechanisms are distributed in opposite directions, and the third limiting locking grooves 83 on the left and right side folding mechanisms are distributed in opposite directions.
The first limiting clamping groove 81, the second limiting clamping groove 82 and the third limiting clamping groove 83 are concentrically distributed; first spacing draw-in groove 81 is equipped with one, and vertical distribution is on fixing base 4, the spacing draw-in groove 82 of second is equipped with two to first spacing draw-in groove 81 distributes on fixing base 4 as the symmetry center bilateral symmetry, and is 45 with the contained angle between the first spacing draw-in groove 81, the spacing draw-in groove 83 horizontal distribution of third is on fixing base 4, and is 90 with the contained angle between the first spacing draw-in groove 81, wherein the horizontal right side of the spacing draw-in groove 83 of the last third of the preceding side book mechanism distributes, and the horizontal left side of the spacing draw-in groove 83 of the last third of the back side book mechanism distributes, and the horizontal right side of the spacing draw-in groove 83 of the last third of the right side book mechanism distributes, and the horizontal left side of the.
During the specific use, install mounting panel 1 in the switch board earlier, then, turn over a fixed block of mechanism with loading board 3 through four, install voltage transformer 2 on loading board 3 at last. Once the voltage transformer 2 breaks down in use, the power is cut off for protection, and then, a maintainer overhauls the voltage transformer 2; the maintenance includes two parts, and one part is whether the outside fault point exists of inspection voltage transformer 2, generally examines to four lateral surfaces, and during the side inspection around, earlier with the tilting mechanism and the loading board 3 implementation of front and back side break away from the block, specific process as follows: stir through spacing shifting block 7 and order about bull stick 6 and slide outward to fixing base 4 and break away from spacingly to spacing shifting block 7 and first spacing draw-in groove 81, then, turn about bull stick 6 in the preceding side roll-over mechanism clockwise 90, turn about bull stick 6 anticlockwise 90 in the back side roll-over mechanism to in corresponding the card of going into the third spacing draw-in groove 83 with spacing shifting block 7, at this moment, the block 5 and the completion block of loading board 3 on the preceding side roll-over mechanism break away from.
And then, the driving rotating rod 6 on the left and right side folding mechanisms is pulled out to rotate clockwise and anticlockwise, when the front side surface inspection is needed, the limiting shifting block 7 is inserted into the second limiting clamping groove 82 positioned at the rear side, and when the rear side surface inspection is needed, the limiting shifting block 7 is inserted into the second limiting clamping groove 82 positioned at the front side. Similarly, the process of the left and right side surface inspection of the voltage transformer 2 is the same as the process of the front and rear side surface inspection.
The other part is to the inside maintenance of voltage transformer 2, and during the maintainer overhauls, can be as required with voltage transformer 2 to arbitrary side slope to make things convenient for the maintainer to overhaul to inside, voltage transformer 2's slope adjustment process is unanimous with above-mentioned voltage transformer 2's side inspection upset process.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a convenient side folding type voltage transformer who overhauls, includes mounting panel (1), voltage transformer (2), installs loading board (3) in voltage transformer (2) bottom, its characterized in that: the loading plate (3) is positioned above the middle part of the mounting plate (1), four turnover mechanisms are correspondingly arranged on the front side, the rear side, the left side and the right side of the loading plate (3) and positioned on the mounting plate (1), wherein the two turnover mechanisms on the front side and the rear side and the two turnover mechanisms on the left side and the right side are symmetrically distributed, and the four turnover mechanisms are connected with the loading plate (3) in a Z-shaped clamping manner in a clamping manner and can be separated from the clamping manner in a rotating manner;
the clamping direction and the rotation disengaging direction of the front side turnover mechanism and the rear side turnover mechanism are opposite, the clamping direction and the rotation disengaging direction of the left side turnover mechanism and the right side turnover mechanism are opposite, and when the bearing plate (3) and the voltage transformer (2) drive turnover through the turnover mechanism on the same side, the turnover mechanism on the same side and the bearing plate (3) are disengaged from each other in a rotating mode.
2. The conveniently overhauled side-folded voltage transformer of claim 1, characterized in that: turn over a mechanism including setting up fixing base (4) on mounting panel (1), rotate through the bearing and install in fixing base (4) and with block bull stick (5) of loading board (3) block, set up bull stick (6) of ordering about in fixing base (4), order about bull stick (6) and radial spacing cooperation of block bull stick (5) and slide along block bull stick (5) axis direction, order about to be equipped with on the side of bull stick (6) and extend to the outer spacing shifting block (7) of fixing base (4), be equipped with on fixing base (4) with spacing draw-in groove (8) that correspond with spacing shifting block (7).
3. The conveniently overhauled side-folded voltage transformer of claim 2, wherein: the clamping rotating rod (5) is clamped on two sides of the end part of the bearing plate (3) and provided with extending fixture blocks (51) which are staggered up and down and distributed horizontally, and the cross sections of the extending fixture blocks (51) and the clamping rotating rod (5) are of a Z-shaped structure.
4. The conveniently overhauled side-folded voltage transformer of claim 2, wherein: the center of the end face of the rod of the clamping rotating rod (5) is provided with a square extending rotating rod (9), and the square extending rotating rod (9) is in radial limit fit with the driving rotating rod (6).
5. The conveniently overhauled side-folded voltage transformer of claim 2, wherein: the inside of fixing base (4) is equipped with reset spring (10), and this reset spring (10) set up on block bull stick (5) and with order about bull stick (6) end connection.
6. The conveniently overhauled side-folded voltage transformer of claim 2, wherein: spacing draw-in groove (8) including block bull stick (5) with the loading board (3) when block first spacing draw-in groove (81), block bull stick (5) order about loading board (3) and voltage transformer (2) turn over second spacing draw-in groove (82) after turning over, block bull stick (5) and loading board (3) break away from third spacing draw-in groove (83) after the block, the front and back side turns over spacing draw-in groove (83) of third on the mechanism and distributes opposite direction, the side turns over spacing draw-in groove (83) of third on the mechanism and distributes opposite direction about.
CN202011443921.7A 2020-12-08 2020-12-08 Side-folded voltage transformer convenient to overhaul Active CN112542303B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011443921.7A CN112542303B (en) 2020-12-08 2020-12-08 Side-folded voltage transformer convenient to overhaul

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Application Number Priority Date Filing Date Title
CN202011443921.7A CN112542303B (en) 2020-12-08 2020-12-08 Side-folded voltage transformer convenient to overhaul

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CN112542303A true CN112542303A (en) 2021-03-23
CN112542303B CN112542303B (en) 2022-08-30

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180092162A (en) * 2017-02-08 2018-08-17 삼성중공업 주식회사 Moving support
CN108711489A (en) * 2018-05-13 2018-10-26 国网安徽省电力有限公司淮北供电公司 A kind of shockproof reinforced support device of for transformer
CN208298687U (en) * 2018-07-10 2018-12-28 董盼盼 A kind of current transformer mounting plate being easily installed
CN208548208U (en) * 2018-06-05 2019-02-26 河南瑞诺电气有限公司 A kind of high voltage combined transformer
CN209007064U (en) * 2018-09-29 2019-06-21 高邮市昌力机械有限公司 A kind of machine tooling adjustable-angle workbench
CN110682260A (en) * 2019-11-21 2020-01-14 徐州天睿地机械有限公司 Make things convenient for angle regulation's mechanical equipment maintenance platform
CN209993491U (en) * 2019-08-27 2020-01-24 贵州皓月探源科技有限公司 Make things convenient for limit switch mounting structure of dismouting
CN210489423U (en) * 2019-09-30 2020-05-08 江苏大航有能输配电有限公司 Portable transformer coil turning device
CN111613427A (en) * 2020-05-09 2020-09-01 北京华强诚信电器有限公司 Split type current transformer convenient to installation

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180092162A (en) * 2017-02-08 2018-08-17 삼성중공업 주식회사 Moving support
CN108711489A (en) * 2018-05-13 2018-10-26 国网安徽省电力有限公司淮北供电公司 A kind of shockproof reinforced support device of for transformer
CN208548208U (en) * 2018-06-05 2019-02-26 河南瑞诺电气有限公司 A kind of high voltage combined transformer
CN208298687U (en) * 2018-07-10 2018-12-28 董盼盼 A kind of current transformer mounting plate being easily installed
CN209007064U (en) * 2018-09-29 2019-06-21 高邮市昌力机械有限公司 A kind of machine tooling adjustable-angle workbench
CN209993491U (en) * 2019-08-27 2020-01-24 贵州皓月探源科技有限公司 Make things convenient for limit switch mounting structure of dismouting
CN210489423U (en) * 2019-09-30 2020-05-08 江苏大航有能输配电有限公司 Portable transformer coil turning device
CN110682260A (en) * 2019-11-21 2020-01-14 徐州天睿地机械有限公司 Make things convenient for angle regulation's mechanical equipment maintenance platform
CN111613427A (en) * 2020-05-09 2020-09-01 北京华强诚信电器有限公司 Split type current transformer convenient to installation

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