CN112542303B - Side-folded voltage transformer convenient to overhaul - Google Patents
Side-folded voltage transformer convenient to overhaul Download PDFInfo
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- CN112542303B CN112542303B CN202011443921.7A CN202011443921A CN112542303B CN 112542303 B CN112542303 B CN 112542303B CN 202011443921 A CN202011443921 A CN 202011443921A CN 112542303 B CN112542303 B CN 112542303B
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- voltage transformer
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/20—Instruments transformers
- H01F38/22—Instruments transformers for single phase ac
- H01F38/24—Voltage transformers
- H01F38/26—Constructions
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/06—Mounting, 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-surface turnover type voltage transformer convenient to overhaul, which comprises a mounting plate, a voltage transformer and a bearing plate arranged at the bottom of the voltage transformer, wherein 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, and are clamped and connected with the bearing plate in a Z-shaped clamping mode and can be separated from the bearing plate in a rotating mode. 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
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 to 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 connected with the bearing plate in a Z-shaped clamping manner and can be separated 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 loading plate and the voltage transformer (2) are turned over through the turnover mechanism on the same side, the turnover mechanism on the other same side is disengaged from the loading plate in a rotating 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 side turning mechanism are opposite.
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. carrying a plate; 4. a fixed seat; 5. clamping the rotating rod; 51. extending the clamping 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.
From the front side direction of the bearing plate 3, the clamping direction of the front side folding mechanism is anticlockwise, and the disengagement direction is clockwise; from the rear side direction of the bearing plate 3, the clamping direction of the rear side folding mechanism is anticlockwise, and the disengagement direction is clockwise; from the right side direction of the bearing plate 3, the clamping direction of the right turnover mechanism is anticlockwise, and the disengaging direction is clockwise; from the left side direction of the bearing plate 3, the engaging direction of the left turnover mechanism is counterclockwise, and the disengaging direction is clockwise.
When the turnover mechanisms on the front side and the rear side drive the bearing plates 3 and the voltage transformers 2 to turn clockwise and anticlockwise, the turnover mechanisms on the left side and the right side are disengaged from the bearing plates 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; similarly, when the loading plate 3 and the voltage transformer 2 are turned clockwise and counterclockwise, the process is the same as the process of clockwise and counterclockwise.
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 spacing draw-in groove 83 of the last third of the left side book mechanism distributes.
During the specific use, install mounting panel 1 in the switch board earlier, then, turn over a mechanism and fix the block 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: the rotating rod 6 is driven to slide outwards from the fixed seat 4 through the limiting shifting block 7 until the limiting shifting block 7 and the first limiting clamping groove 81 are separated from a limiting position, then the rotating rod 6 in the front side turning mechanism rotates clockwise by 90 degrees, the rotating rod 6 in the rear side turning mechanism rotates anticlockwise by 90 degrees, the limiting shifting block 7 is correspondingly clamped into the third limiting clamping groove 83, and at the moment, the clamping rotating rod 5 on the front side turning mechanism and the clamping rotating rod 5 on the rear side turning mechanism are separated from the bearing plate 3 in a clamping mode.
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 is defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
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;
from the front side direction of the bearing plate (3), the clamping direction of the front side folding mechanism is anticlockwise, the disengagement clamping direction is clockwise, from the rear side direction of the bearing plate (3), the clamping direction of the rear side folding mechanism is anticlockwise, the disengagement clamping direction is clockwise, from the right side direction of the bearing plate (3), the clamping direction of the right side folding mechanism is anticlockwise, the disengagement clamping direction is clockwise, from the left side direction of the bearing plate (3), the clamping direction of the left side folding mechanism is anticlockwise, and the disengagement clamping direction is clockwise, when the bearing plate (3) and the voltage transformer (2) drive the front and rear folding through the left and right folding mechanisms, the front and rear folding mechanisms and the bearing plate (3) are disengaged in a rotating manner, when the bearing plate (3) and the voltage transformer (2) drive the left and right folding through the front and rear folding mechanisms, the turnover mechanisms on the left side and the right side are disengaged from the bearing plate (3) in a rotating manner;
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 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 spacing fit with the clamping rotating rod (5) and slides along the axis direction of the clamping rotating rod (5), a spacing shifting block (7) extending out of the fixed seat (4) is arranged on the side surface of the actuating rotating rod (6), and a spacing clamping groove (8) corresponding to the spacing shifting block (7) is arranged on the fixed seat (4);
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.
2. The conveniently overhauled side-folded voltage transformer of claim 1, characterized in that: 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).
3. The conveniently overhauled side-folded voltage transformer of claim 1, characterized in that: and a return spring (10) is arranged in the fixed seat (4), and the return spring (10) is arranged on the clamping rotating rod (5) and is connected with the end face of the driving rotating rod (6).
4. The conveniently overhauled side-folded voltage transformer of claim 1, characterized in that: spacing draw-in groove (8) including block bull stick (5) with loading board (3) when block first spacing draw-in groove (81), block bull stick (5) order about loading board (3) and voltage transformer (2) and 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, third spacing draw-in groove (83) on the mechanism are turned over to the front and back side distribute opposite direction, turn over about and turn over third spacing draw-in groove (83) on the mechanism and distribute opposite direction.
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 |
Applications Claiming Priority (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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| Publication Number | Publication Date |
|---|---|
| CN112542303A CN112542303A (en) | 2021-03-23 |
| CN112542303B true CN112542303B (en) | 2022-08-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011443921.7A Active CN112542303B (en) | 2020-12-08 | 2020-12-08 | Side-folded voltage transformer convenient to overhaul |
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| 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 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
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| CN112542303A (en) | 2021-03-23 |
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