CN209626772U - Expander of mutual inductor branch stake tool - Google Patents
Expander of mutual inductor branch stake tool Download PDFInfo
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- CN209626772U CN209626772U CN201920523507.3U CN201920523507U CN209626772U CN 209626772 U CN209626772 U CN 209626772U CN 201920523507 U CN201920523507 U CN 201920523507U CN 209626772 U CN209626772 U CN 209626772U
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- expander
- mutual inductor
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- arc
- branch stake
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- 238000009413 insulation Methods 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000004904 shortening Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
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Abstract
The utility model relates to mutual inductor operation and maintenance tools technical fields, it is a kind of expander of mutual inductor branch stake tool, including support ring, carrying bolt and adjusting nut, support ring includes link block and at least three sections of arc sections, all arc sections are circumferentially sequentially distributed, and the internal diameter of all arc sections is equal, link block is respectively and fixedly provided on the outside of the end at every section of arc section both ends, corresponding two link blocks of the adjacent end portion of every two adjacent arc sections are collectively referenced as adjacent block group, two link blocks in every group of adjacent block group pass through be adjustable between the two away from connector be fixedly installed togather.The utility model can draw high active force to bellow expander application convenient for user by the connection of screw pair by adjusting nut and stud portion, keep its operation more convenient laborsaving, shortening draws high the time, reduce mutual inductor Inside coil and the aerial duration of insulated part exposure, its insulation performance is effectively kept, equipment operation is made to keep good stability.
Description
Technical field
The utility model relates to mutual inductor operation and maintenance tools technical fields, are a kind of expander of mutual inductor branch stake tools.
Background technique
Current transformer ontology is carried out in maintenance journey, needs to carry out dismounting of draining the oil to current transformer, however in repairing
Stage due to the characteristic of metal bellow expander, carries out repairing after needing to carry out bellow expander to draw high fixation, by artificial
It draws high and fills in timber wedge at expander gap, this process needs a large amount of time, the mutual inductor Inside coil in this period
In air with insulated part exposure.It will lead to insulation decline if moisture and foreign matter enter ontology, equipment from now on stablized
Operation has an impact.
Summary of the invention
The utility model provides a kind of expander of mutual inductor branch stake tool, overcomes the defects of the prior art,
Can effectively solve existing current transformer bellow expander in repairing operation need to artificially draw high, there are inconvenient, when consuming
It is long, cause mutual inductor Inside coil and insulated part exposure aerial time long, easily influences insulation performance and equipment operation
The problem of stability.
The technical solution of the utility model is realized by following measures: a kind of expander of mutual inductor branch stake tool,
Including support ring, carrying bolt and adjusting nut, support ring includes link block and at least three sections of arc sections, all arc section edges
Circumference is sequentially distributed, and the internal diameter of all arc sections is equal, and is respectively and fixedly provided with connection on the outside of the end at every section of arc section both ends
Corresponding two link blocks of the adjacent end portion of every two adjacent arc sections are collectively referenced as adjacent block group, every group of adjacent block group by block
Two interior link blocks pass through be adjustable between the two away from connector be fixedly installed togather, at least three non-conterminous connections
It is equipped with suit through-hole on block, carrying bolt is equipped in each suit through-hole, carrying bolt includes stud portion and nut portions, spiral shell
The lower end in column portion is equipped with nut portions, and stud portion is set in corresponding suit through-hole, is threadedly coupled on the outside of each stud portion
There is adjusting nut, the upper end of adjusting nut is against on the bottom surface of corresponding link block.
Here is the further optimization and/or improvements to above-mentioned utility model technical solution:
The central angle of above-mentioned every section of arc section is smaller than 180 °, and the summation of the central angle of all arc sections is no more than
360°。
Above-mentioned support ring may include three sections of arc sections being uniformly distributed along the circumference, and the central angle of every section of arc section is equal, each
There is the link block of one end to be equipped with suit through-hole on arc section, and three suit through-holes are uniformly distributed along the circumference.
The central angle of above-mentioned every section of arc section can be 120 °.
Above-mentioned connector may include that connection bolt and attaching nut, the stud end for connecting bolt sequentially pass through corresponding adjacent block
Two link blocks in group are simultaneously threaded togather with attaching nut, and the nut end and attaching nut for connecting bolt are located at
On the outside of two link blocks in corresponding adjacent block group.
The adjacent side of two link blocks in above-mentioned every group of adjacent block group can be in parallelly distribute on.
Above-mentioned every section of arc section can and the link block positioned at its both ends be wholely set and be collectively formed connector, it is all
Connector is identical.
The utility model is structurally reasonable, is skillfully constructed, and by setting, at least three sections of arc sections can be to bellow expander bottom
Portion periphery, which is formed, to be surrounded, by making two link block spacing in every group of adjacent block group are adjustable can meet different size ruler
Very little demand, can be flat convenient for adjusting the support of support ring by the way that suit through-hole is arranged at least three non-conterminous link blocks
Face, adjusting nut and stud portion can draw high active force to bellow expander application convenient for user by the connection of screw pair,
Keep its operation more convenient laborsaving, shortening is drawn high the time, reduces mutual inductor Inside coil and insulated part exposure is aerial
Duration effectively keeps its insulation performance, and equipment operation is made to keep good stability.
Detailed description of the invention
Attached drawing 1 is the schematic view of the front view of the best embodiment of the utility model.
Attached drawing 2 is overlooking structure diagram of the attached drawing 1 in the case where not installing carrying bolt state.
Coding in attached drawing is respectively as follows: 1 for adjusting nut, and 2 be link block, and 3 be arc section, and 4 be suit through-hole, and 5 be spiral shell
Column portion, 6 be nut portions, and 7 be connection bolt, and 8 be attaching nut, and 9 be base of mutual inductor, and 10 be bellow expander.
Specific embodiment
The utility model is not limited by following embodiments, can technical solution according to the present utility model and actual conditions
Determine specific embodiment.
In the present invention, for ease of description, the description of the relative positional relationship of each component is according to specification
The Butut mode of attached drawing 1 is described, such as: front, rear, top, and bottom, left and right positional relationship be according to Figure of description
Butut direction determine.
The utility model is further described below with reference to examples and drawings:
As shown in attached drawing 1,2, expander of mutual inductor support tool includes support ring, carrying bolt and adjusting nut 1, branch
Pushing out ring includes link block 2 and at least three sections of arc sections 3, and all arc sections 3 are circumferentially sequentially distributed, and all arc sections 3
Internal diameter be equal, link block 2 is respectively and fixedly provided on the outside of the end at every section of 3 both ends of arc section, by the phase of every two adjacent arc sections 3
Corresponding two link blocks 2 in neighboring terminal portion are collectively referenced as adjacent block group, and two link blocks 2 in every group of adjacent block group are by that can adjust
Section between the two away from connector be fixedly installed togather, be equipped at least three non-conterminous link blocks 2 suit through-hole 4, often
Carrying bolt is equipped in a suit through-hole 4, carrying bolt includes stud portion 5 and nut portions 6, and the lower end in stud portion 5 is equipped with
Nut portions 6, stud portion 5 are set in corresponding suit through-hole 4, and each 5 outside of stud portion is threaded with adjusting nut 1,
The upper end of adjusting nut 1 is against on the bottom surface of corresponding link block 2.The utility model can be used for the support of current transformer expander
Operation, the current transformer should include base of mutual inductor 9 and bellow expander 10, and should be distributed on base of mutual inductor 9 can be with
At least three one-to-one location holes in carrying bolt position, in use, first will carrying bolt corresponding with each location hole with
Support ring and adjusting nut 1 separate, stud portion 5 is passed through into corresponding location hole and make base of mutual inductor 9 in nut portions 6
Adjusting nut 1 is mounted in corresponding stud portion 5 by top surface, and support ring is sleeved on outside stud portion 5 by being set with through-hole 4
Simultaneously seat is on adjusting nut 1 for side, and adjusting nut 1 will be located above location hole at this time, and bellow expander 10 should be located in support ring
Side makes adjusting nut 1 with respect to carrying bolt uplink, so that will drive support ring goes upward to support ring by rotating adjusting nut 1
It is against 10 bottom surface of bellow expander, support ring can play a supporting role to bellow expander 10 at this time, continue to make on adjusting nut 1
Row can also push support ring that it is made to play the role of drawing high to bellow expander 10.The utility model is structurally reasonable, is skillfully constructed,
The formation of 10 bottom periphery of bellow expander can be surrounded by the way that at least three sections of arc sections 3 are arranged, by making in every group of adjacent block group
Two 2 spacing of link block it is adjustable can meet the needs of different specification size, by least three non-conterminous companies
Feed screw nut can be passed through convenient for the supporting plane of adjusting support ring, adjusting nut 1 and stud portion 5 by connecing setting suit through-hole 4 on block 2
Secondary connection can draw high active force to the application of bellow expander 10 convenient for user, keep its operation more convenient laborsaving, shortening is drawn high
Time reduces mutual inductor Inside coil and the aerial duration of insulated part exposure, effectively keeps its insulation performance, make equipment
Operation keeps good stability.
Above-mentioned expander of mutual inductor branch stake tool can be made further optimization and/or improvements according to actual needs:
As shown in attached drawing 1,2, the central angle of every section of arc section 3 is respectively less than 180 °, and the central angle of all arc sections 3 is total
Be no more than 360 °.Thus each section of arc section 3 can be made to be able to maintain good intensity, and it is swollen to ripple to meet all arc sections 3
Swollen 10 lower section of device is circumferentially surrounded, and so as to make all arc sections 3 provide support force jointly for bellow expander 10, makes this
Utility model has good support effect to bellow expander 10.
As shown in attached drawing 1,2, support ring includes three sections of arc sections being uniformly distributed along the circumference 3, and the central angle of every section of arc section 3 is equal
It is equal, there is the link block 2 of one end to be equipped with suit through-hole 4 on each arc section 3, and three suit through-holes 4 are uniformly distributed along the circumference.
Thus it can make each section of 3 stress equalization of arc section, keep good stability, and help to extend the service life of support ring；By
Different in the mutual inductor batch of same producer production, voltage class difference expander diameter also has difference, and three sections of arc sections 3 can
Convenient for adjusting the diameter between its inner wall, it is made to meet different size requirements, can determine a plane due to 3 points, by making
Three suit through-holes 4 are uniformly distributed along the circumference, can be more steady during the rise and fall of support ring adjust, and triangle has surely
It is qualitative, it can effectively avoid 5 run-off the straight of stud portion, eliminate the security risk that bellow expander 10 is detached from from support ring, enhancing
The support effect of the utility model.
As shown in attached drawing 1,2, the central angle of every section of arc section 3 is 120 °.Thus it can enable the continuous shape of three sections of arc sections 3
At full circle, the minimum diameter that the internal diameter of support ring changes at this time for it, the outer diameter of the bellow expander 10 of required support be should be greater than
The minimum diameter of support ring.
As shown in attached drawing 1,2, connector includes connection bolt 7 and attaching nut 8, and the stud end of connection bolt 7 is successively worn
Two link blocks 2 crossing in corresponding adjacent block group are simultaneously threaded togather with attaching nut 8, connect bolt 7 nut end and
Attaching nut 8 is located at two link blocks, 2 outside in corresponding adjacent block group.Thus it can pass through connection bolt 7 and connection spiral shell
Mother 8 realize being fixedly connected to two link blocks 2 in adjacent block group, and can by adjusting attaching nut 8 with connect bolt 7
Link position adjusts the spacing between corresponding two link blocks 2, and then realizes the adjusting to support ring internal diameter, meets it not
With the use demand of size；And connection bolt 7 and attaching nut 8 can be used as standard component, reduce the production cost of the utility model,
And it is easily assembled the utility model.
As shown in attached drawing 1,2, the adjacent side of two link blocks 2 in every group of adjacent block group is in parallelly distribute on.Thus
It can be bonded completely convenient for the adjacent side of two link blocks 2 in adjacent block group, prevent from interfering between the two.
As shown in attached drawing 1,2, every section of arc section 3 is and the link block 2 positioned at its both ends is wholely set and the company of being collectively formed
Junctor, all connectors are identical.Thus it can be easy to implement standardized production, production cost is reduced, make it easier to push away
Extensively.
The above technical characteristic constitutes the most preferred embodiment of the utility model, with stronger adaptability and best implementation
Effect can increase and decrease non-essential technical characteristic, according to actual needs to meet the needs of different situations.
Claims (10)
1. a kind of expander of mutual inductor branch stake tool, it is characterised in that including support ring, carrying bolt and adjusting nut, support ring
Including link block and at least three sections of arc sections, all arc sections are circumferentially sequentially distributed, and the internal diameter of all arc sections is equal
It is equal, it is respectively and fixedly provided with link block on the outside of the end at every section of arc section both ends, the adjacent end portion of every two adjacent arc sections is corresponding
Two link blocks be collectively referenced as adjacent block group, two link blocks in every group of adjacent block group pass through be adjustable between the two away from
Connector is fixedly installed togather, and is equipped with suit through-hole at least three non-conterminous link blocks, in each suit through-hole
Equipped with carrying bolt, carrying bolt includes stud portion and nut portions, and the lower end in stud portion is equipped with nut portions, and stud portion is set in
In corresponding suit through-hole, it is threaded with adjusting nut on the outside of each stud portion, the upper end of adjusting nut, which is against, accordingly to be connected
It connects on the bottom surface of block.
2. expander of mutual inductor branch stake tool according to claim 1, it is characterised in that the central angle of every section of arc section is equal
Less than 180 °, and the summation of the central angle of all arc sections is no more than 360 °.
3. expander of mutual inductor branch stake tool according to claim 2, it is characterised in that support ring include three sections circumferentially
The central angle of uniformly distributed arc section, every section of arc section is equal, and has the link block of one end to be equipped with suit on each arc section
Through-hole, and three suit through-holes are uniformly distributed along the circumference.
4. expander of mutual inductor branch stake tool according to claim 3, it is characterised in that the central angle of every section of arc section is equal
It is 120 °.
5. expander of mutual inductor branch stake tool according to claim 1 or 2 or 3 or 4, it is characterised in that connector includes connecting
Connecting bolt and attaching nut, connect bolt stud end sequentially pass through two link blocks in corresponding adjacent block group and with connect spiral shell
Box thread links together, and the nut end and attaching nut for connecting bolt are located at two link blocks in corresponding adjacent block group
Outside.
6. expander of mutual inductor branch stake tool according to claim 1 or 2 or 3 or 4, it is characterised in that every group of adjacent block group
The adjacent side of two interior link blocks is in parallelly distribute on.
7. expander of mutual inductor branch stake tool according to claim 5, it is characterised in that two in every group of adjacent block group
The adjacent side of link block is in parallelly distribute on.
8. expander of mutual inductor branch stake tool described according to claim 1 or 2 or 3 or 4 or 7, it is characterised in that every section of circular arc
Duan Jun and link block positioned at its both ends are wholely set and are collectively formed connector, and all connectors are identical.
9. expander of mutual inductor branch stake tool according to claim 5, it is characterised in that every section of arc section is and positioned at it
The link block at both ends is wholely set and is collectively formed connector, and all connectors are identical.
10. expander of mutual inductor branch stake tool according to claim 6, it is characterised in that every section of arc section is and positioned at it
The link block at both ends is wholely set and is collectively formed connector, and all connectors are identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920523507.3U CN209626772U (en) | 2019-04-17 | 2019-04-17 | Expander of mutual inductor branch stake tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920523507.3U CN209626772U (en) | 2019-04-17 | 2019-04-17 | Expander of mutual inductor branch stake tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209626772U true CN209626772U (en) | 2019-11-12 |
Family
ID=68458662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920523507.3U Active CN209626772U (en) | 2019-04-17 | 2019-04-17 | Expander of mutual inductor branch stake tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209626772U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111667982A (en) * | 2020-06-08 | 2020-09-15 | 广东电网有限责任公司 | Oil supplementing tool and expander fixing structure |
-
2019
- 2019-04-17 CN CN201920523507.3U patent/CN209626772U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111667982A (en) * | 2020-06-08 | 2020-09-15 | 广东电网有限责任公司 | Oil supplementing tool and expander fixing structure |
| CN111667982B (en) * | 2020-06-08 | 2021-11-16 | 广东电网有限责任公司 | Oil supplementing tool and expander fixing structure |
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