CN208272474U - A kind of stretching specific purpose tool of high-voltage mutual inductor metal expander - Google Patents
A kind of stretching specific purpose tool of high-voltage mutual inductor metal expander Download PDFInfo
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- CN208272474U CN208272474U CN201820833142.XU CN201820833142U CN208272474U CN 208272474 U CN208272474 U CN 208272474U CN 201820833142 U CN201820833142 U CN 201820833142U CN 208272474 U CN208272474 U CN 208272474U
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- angle bar
- stretching
- metal expander
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Abstract
A kind of stretching specific purpose tool of high-voltage mutual inductor metal expander of the utility model, belongs to metal expander stretching tool technical field；Technical problem to be solved is to provide a kind of stretching tool, and the stretching of metal expander is made to become convenient, safety；The technical solution of use are as follows: two root long screw rods are screwed into respectively in the tapped through hole in the middle part of two support plates, two angle bar are located at the two sides of long bolt, two angle bar are provided with the face of the second long through-hole by bolt and nut and two support plates are joined together to form a rectangular frame, one or more short screw passes through the third long through-hole on two angle bar, both ends are secured with nuts, two base fixtures are located at the lower section of two root long screw rods, and in the blind hole of the lower end insertion slider top of long bolt；The utility model stretches steady, highly-safe during stretching metal expander.
Description
Technical field
A kind of stretching specific purpose tool of high-voltage mutual inductor metal expander of the utility model belongs to metal expander and stretches work
Has technical field.
Background technique
Oil-immersed and high-voltage current transformer, voltage transformer are widely used in electric system, it can become high voltage
Low-voltage, high current become low current, for measuring or protecting system.Its function mainly by high voltage or high current in proportion
It is transformed into normal voltage or normalized current, to realize the standardization, small-sized of measuring instrument, protection equipment and automatic control equipment
Change.It wherein is filled with insulating oil in oil immersion type mutual-inductor, to guarantee the insulation performance of high-voltage mutual inductor, since insulating oil is because of temperature
The influence of the factors such as degree, running environment will appear volume change, therefore add metal on the top of oil-immersed and high-voltage mutual inductor
Expander, for compensating volume change.When high-voltage mutual inductor oil level is lower, need to carry out repairing to it.And it carries out at this moment
Repairing operation, it is necessary to which stretched operation is carried out to metal expander.It is previous needed when metal expander stretching more people or
Crane is needed to be assisted.Not only workload is huge, but also there are security risks, are unfavorable for the safe and stable operation of power grid.
Utility model content
The utility model overcomes the shortcomings of the prior art, and technical problem to be solved is to provide a kind of stretching work
Tool makes the stretching of metal expander become convenient, safety.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model are as follows: a kind of high-voltage mutual inductor metal is swollen
The stretching specific purpose tool of swollen device, comprising: two base fixtures, two root long screw rods, two support plates, two angle bar and short spiral shell
Bar, the support plate middle part are provided with tapped through hole, and tapped through hole two sides are provided with the first long through-hole；Two on one face of the angle bar
End is provided with the second long through-hole, and both ends and middle part are provided with third long through-hole on another face；The section of the base fixture is U
Shape on two opposite faces, is provided with round tube hole on a face, the 4th long through-hole, the threaded shank of sliding block is provided on another face
Divide in the 4th long through-hole of insertion, and fixed by nut, the blind hole that bottom is cone is provided on the end face of the slider top；
Two root long screw rods are screwed into respectively in the tapped through hole in the middle part of two support plates, and two angle bar are located at the two of long bolt
Two angle bar are provided with the face of the second long through-hole by bolt and nut and two support plates are joined together to form a rectangle by side
Frame, one or more short screw pass through the third long through-hole on two angle bar, and both ends are secured with nuts, two base fixtures
It is located at the lower section of two root long screw rods, and in the blind hole of the lower end insertion slider top of long bolt.
The middle part of the support plate is equipped with boss, is equipped with tapped through hole in boss.
The long bolt is high-strength screw rod, and the upper end is hexagon, and lower end is and blind via bottom cone is adapted
Cone.
The utility model has the advantages that compared with prior art.
1, the utility model not only makes, assembles simply, but also steady, peace is stretched during stretching metal expander
Quan Xinggao is stretched with traditional manpower and crane assisting tension is compared to more convenient, safely, can both mitigate labor intensity of workers,
Working efficiency is improved, while also eliminating the security risk that crane works near charging equipment.
2, the utility model can make the utility model by way of upside angle bar and the fixed metal expander of short screw
It can be suitable for the oil-immersed and high-voltage mutual inductor metal expander of the overwhelming majority.
Detailed description of the invention
The utility model is described in more detail with reference to the accompanying drawing.
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of support plate in the utility model.
Fig. 3 is the structural schematic diagram of short screw in the utility model.
Fig. 4 is the structural schematic diagram of angle bar in the utility model.
Fig. 5 is the use state diagram of the utility model.
In figure: 1 is base fixture, and 2 be long bolt, and 3 be support plate, and 4 be angle bar, and 5 be short screw, and 6 be tapped through hole,
7 be the first long through-hole, and 8 be the second long through-hole, and 9 be third long through-hole, and 10 be round tube hole, and 11 be the 4th long through-hole, and 12 be sliding block,
13 be blind hole, and 14 be boss, and 15 be metal expander, and 16 be lifting lug.
Specific embodiment
As Figure 1-Figure 4, a kind of stretching specific purpose tool of high-voltage mutual inductor metal expander of the utility model, comprising:
Two base fixtures 1, the angle bar 4 of support plate 3, two of two root long screw rod 2, two and short screw 5 are opened in the middle part of the support plate 3
There is tapped through hole 6,6 two sides of tapped through hole are provided with the first long through-hole 7；It is long logical to be provided with second for both ends on one face of the angle bar 4
Hole 8, both ends and middle part are provided with third long through-hole 9 on another face；The section of the base fixture 1 is U-shaped, opposite
On two faces, it is provided with round tube hole 10 on a face, the 4th long through-hole 11, the screw portion insertion of sliding block 12 are provided on another face
It in 4th long through-hole 11, and is fixed by nut, is provided with the blind hole 13 that bottom is cone on the end face at 12 top of sliding block；
Two root long screw rods 2 are screwed into respectively in the tapped through hole 6 at two support plates, 3 middle part, and two angle bar 4 are located at long bolt 2
Two sides, two angle bar 4 are provided with by the face of the second long through-hole by bolt and nut and two support plates 3 are joined together to form one
A rectangular frame, one or more short screw 5 pass through the third long through-hole 9 on two angle bar 4, and both ends are secured with nuts, and two
Base fixture 1 is located at the lower section of two root long screw rods 2, and in the blind hole 13 at 12 top of lower end insertion sliding block of long bolt 2.
The middle part of the support plate 3 is equipped with boss 14, is equipped with tapped through hole 6 in boss 14.
The long bolt 2 is high-strength screw rod, and the upper end is hexagon, and lower end is and 13 bottom cone of blind hole is adapted
Cone.
As shown in figure 5, the working process of the utility model is as follows: two base fixtures 1 are first provided with the one of round tube hole 10
Face is fixed on the pedestal of metal expander 15 by bolt and nut, then short screw 5 is passed through the third long through-hole 9 on angle bar 4
It is fixed with both ends after the lifting lug 16 at 15 top of metal expander with bolt and nut, then rotates two root long screw rods 2 with box spanner,
Raise simultaneously two support plates 3, to stretch metal expander 15.
The first long through-hole 7 in the support plate 3, the second long through-hole 8 on angle bar 4, the 4th in base fixture are long
Through-hole 11 is for adapting to different size of metal expander 15, keeps the size of the utility model adjustable.The angle
Third long through-hole 9 on iron 4 is to adjust short screw 5 according to the different location of 15 Lifting Lug 16 of different metal expander
Whole position.
The embodiments of the utility model have been described in detail above with reference to the accompanying drawings, but the utility model is not limited to
Embodiment is stated, within the knowledge of a person skilled in the art, the utility model aims can also not departed from
Under the premise of various changes can be made.
Claims (3)
1. a kind of stretching specific purpose tool of high-voltage mutual inductor metal expander, characterized by comprising: two base fixtures
(1), two root long screw rods (2), two support plates (3), two angle bar (4) and short screw (5), support plate (3) middle part are provided with
Tapped through hole (6), tapped through hole (6) two sides are provided with the first long through-hole (7)；Both ends are provided on one face of the angle bar (4)
Two long through-holes (8), both ends and middle part are provided with third long through-hole (9) on another face；The section of the base fixture (1) is
U-shaped on two opposite faces, is provided with round tube hole (10) on a face, the 4th long through-hole (11), sliding block is provided on another face
(12) screw portion is inserted into the 4th long through-hole (11), and is fixed by nut, is opened on the end face at the top of the sliding block (12)
Having bottom is the blind hole (13) of cone；
Two root long screw rods (2) are screwed into respectively in the tapped through hole (6) in the middle part of two support plates (3), and two angle bar (4) are located at long spiral shell
Two angle bar (4) are provided with the face of the second long through-hole by bolt and nut and two support plates (3) are connected to by the two sides of bar (2)
It is formed together a rectangular frame, one or more short screw (5) passes through the third long through-hole (9) on two angle bar (4), both ends
It is secured with nuts, two base fixtures (1) are located at the lower section of two root long screw rods (2), and the lower end insertion of long bolt (2)
In blind hole (13) at the top of sliding block (12).
2. a kind of stretching specific purpose tool of high-voltage mutual inductor metal expander according to claim 1, it is characterised in that: institute
The middle part for stating support plate (3) is equipped with boss (14), is equipped with tapped through hole (6) in boss (14).
3. a kind of stretching specific purpose tool of high-voltage mutual inductor metal expander according to claim 1 or 2, feature exist
In: the long bolt (2) is high-strength screw rod, and the upper end is hexagon, and lower end is and blind hole (13) bottom cone is adapted
Cone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820833142.XU CN208272474U (en) | 2018-05-31 | 2018-05-31 | A kind of stretching specific purpose tool of high-voltage mutual inductor metal expander |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820833142.XU CN208272474U (en) | 2018-05-31 | 2018-05-31 | A kind of stretching specific purpose tool of high-voltage mutual inductor metal expander |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208272474U true CN208272474U (en) | 2018-12-21 |
Family
ID=64688875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820833142.XU Active CN208272474U (en) | 2018-05-31 | 2018-05-31 | A kind of stretching specific purpose tool of high-voltage mutual inductor metal expander |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208272474U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108666916A (en) * | 2018-05-31 | 2018-10-16 | 国网山西省电力公司晋城供电公司 | The stretching specific purpose tool of high-voltage mutual inductor metal expander |
| CN110176730A (en) * | 2019-06-04 | 2019-08-27 | 国网北京市电力公司 | Oil compensating tool and expander fixed structure with it |
-
2018
- 2018-05-31 CN CN201820833142.XU patent/CN208272474U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108666916A (en) * | 2018-05-31 | 2018-10-16 | 国网山西省电力公司晋城供电公司 | The stretching specific purpose tool of high-voltage mutual inductor metal expander |
| CN110176730A (en) * | 2019-06-04 | 2019-08-27 | 国网北京市电力公司 | Oil compensating tool and expander fixed structure with it |
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