CN109193433A - A kind of booster for 35kVPT high-voltage insurance replacing - Google Patents
A kind of booster for 35kVPT high-voltage insurance replacing Download PDFInfo
- Publication number
- CN109193433A CN109193433A CN201811301945.1A CN201811301945A CN109193433A CN 109193433 A CN109193433 A CN 109193433A CN 201811301945 A CN201811301945 A CN 201811301945A CN 109193433 A CN109193433 A CN 109193433A
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- CN
- China
- Prior art keywords
- 35kvpt
- voltage insurance
- booster
- replacing
- sleeve
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B3/00—Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Fuses (AREA)
- Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
Abstract
The invention discloses a kind of boosters for 35kVPT high-voltage insurance replacing, including fixed cell, adjust unit and drive screw, the fixed cell includes two semi-circular elements, groove is arranged in the inside of described two semi-circular elements, the adjusting unit includes U-shaped board and adjusting nut, U-type groove is arranged in the U-shaped board on one side, through-hole is arranged in another side, the through-hole is disposed radially sleeve, one end of the drive screw is connect with circular ring structure, and the other end sequentially passes through the sleeve and the adjusting nut.A kind of booster for 35kVPT high-voltage insurance replacing is provided, solves the problems, such as that 35kVPT high-voltage insurance replacing difficulty is big, consumption manpower, time-consuming, expends bodily strength when applying.Successfully solves O&M teams and groups PT high-voltage insurance replacing thorny problem, pass through unilateral transfer motion power, reduce replacing construction, at the same the transmission of unilateral sleeve also avoid both sides be driven simultaneously in both ends adjust progress it is inconsistent and the problem of be easy to produce inclination, to avoid damage insurance.
Description
Technical field
The present invention relates to PT high-voltage insurances, and in particular to a kind of booster for 35kVPT high-voltage insurance replacing.
Background technique
With the development of " O&M integration ", PT high-voltage insurance replacing has become the daily maintenance work of operation maintenance personnel.
Replacing construction, replacement quality become the measurement index of this work.The PT high-voltage insurance ontology of 35kV apart from 4~5m of ground,
High altitude operation is apart from ground about 3m, and for the PT high-voltage insurance ontology of 35kV in normal installed position, contained spring is in compression shape
State, as shown in Figure 1, F1=F2It is pressure of the spring to end cap, f1=f2=f3=f4It is pulling force of the screw to end cap, F1=f1+
f2, F2=f3+f4.By consulting shop instruction, the spring constant k=5000N/m of insurance ontology is learnt, bullet when normal mounting
The deformation quantity of spring is 45mm, and by can be calculated, in normal installation site, the elastic force for the spring being subject to is a side end cap
225N, the power that the elastic force that on-site test obtains is about 23.4kg.
Since inside is there are biggish spring force, single high-altitude can not make end cap reach normal installation site, and
Due to the limitation of work surface, it cannot achieve the unilateral more people's operations in high-altitude, increase the difficulty of PT high-voltage insurance replacing.It is traditional more
Change method, replacement once generally requires the time of 2 hours, and greatly consumes operation maintenance personnel physical efficiency, allows PT high pressure really
Fuse replacement becomes the intractable work of O&M teams and groups.
In addition, existing 35kVPT high-voltage insurance replacing booster, as shown in Fig. 2, not only can by bilateral screw drive
Bilateral screw rod screw tightening and release are carried out, in addition the path of screw thread is very long, greatly increases replacing construction, while double sided gear drive
Middle both ends adjust inconsistent can generate to PT insurance of progress and tilt, and are easily damaged insurance, are unfavorable for replacing.
Summary of the invention
In view of the above-mentioned problems, providing a kind of booster for 35kVPT high-voltage insurance replacing, solved when applying
35kVPT high-voltage insurance replacing difficulty is big, consumption manpower, time-consuming, the problem of expending bodily strength.Successfully solves O&M teams and groups PT high pressure
Fuse replacement thorny problem, by unilateral transfer motion power, it is same that reduction replacing construction, while the transmission of unilateral sleeve also avoid both sides
In Shi Chuandong both ends adjust progress it is inconsistent and the problem of be easy to produce inclination, so that damage be avoided to insure.
The present invention is achieved through the following technical solutions:
A kind of booster for 35kVPT high-voltage insurance replacing, including fixed cell, adjusting unit and drive screw, institute
Stating fixed cell includes two semi-circular elements, and two semi-circular elements form circular ring structure, and one end of two semi-circular elements is by turning
Axis connection, other end are connected by fixing bolt, and groove, the adjusting unit packet is arranged in the inside of described two semi-circular elements
U-shaped board and adjusting nut are included, U-type groove is arranged in the U-shaped board on one side, and through-hole is arranged in another side, and the through-hole is disposed radially set
Cylinder, one end of the drive screw are connect with circular ring structure, and the other end sequentially passes through the sleeve and the adjusting nut, described
The diameter of drive screw is matched with the internal diameter of sleeve, and screw thread is arranged on the drive screw, and screw thread is matched with the adjusting nut.
Fixed cell is made of two semi-circular elements, and the used shaft connection in one end of semi-circular element, other end passes through spiral shell
Bolt is adjusted.Fixed cell is stuck between insulation ceramic ring, adjusts the bolt on fixed cell, and fixed cell is allowed to be close to insulation ceramic ring,
As fixed point, the support of fixed point strength is provided for drive screw, by unilateral sleeve come transfer motion power, the length of sleeve guarantees
The gradient very little of U-type groove when in use.It is driven relative to other using bilateral screw rod with unilateral transfer motion power, pole
Big reduces replacing construction, and by unilateral sleeve come transfer motion power, the length of sleeve ensure that the inclination of U-type groove when in use
Spend very little.With unilateral transfer motion power relative to using bilateral screw rod to be driven, reduce tighten and send on one side open screw when
Between, the time of half is saved, in addition the path of screw thread is very long, unilateral transmission can greatly reduce replacing construction.Unilateral set simultaneously
Cylinder transmission also avoid both sides simultaneously be driven in both ends adjust progress it is inconsistent and generation inclination.The design of U-type groove, makes it
It is enough stuck in the part that end cap is connect with drainage thread, avoids the dismounting of drainage thread on end cap, and after replacement, again upper end cover
When inconvenience, save the plenty of time, adjust unit by drive screw and carry out power transmission, to U-type groove play compression with
The slow effect put.It more slowly adjusts, effectively preventing the contained spring moment when dismantling high-voltage insurance end cap flicks generation
Damage.
Further, a kind of booster for 35kVPT high-voltage insurance replacing is provided with round rubber in the groove
Pad.
Round rubber pad is arranged in the inside grooves, avoids fixed cell metal and contacts with the direct of the ceramic ring that insulate, has
The damage of effect reduced to insulation column ceramic ring.
Further, a kind of booster for 35kVPT high-voltage insurance replacing, the drive screw are connect with shaft.
Further, crotch is arranged in the end of a kind of booster for 35kVPT high-voltage insurance replacing, the U-type groove.
U-type groove lower end more a hook portion, the designs of hook portion can be stuck in U-type groove in PT high-voltage insurance end cap
It is interior, while balancing the stress at end cap both ends and solving the problems, such as falling for end cap.
Further, a kind of booster for 35kVPT high-voltage insurance replacing, sets between the U-shaped board and adjusting nut
Set elastic cord breaker.
Compared with prior art, the present invention having the following advantages and benefits:
1, in the use of the present invention, realizing the single replacement in PT high-voltage insurance high-altitude.Allow PT high-voltage insurance replacing simultaneously
Time greatly shortens, and working efficiency is greatly improved, and with the shortening of time, replaces the physical demands of PT high-voltage insurance significantly
Reduction.Replacement PT high-voltage insurance generally requires two boy students before, after PT high-voltage insurance replacing booster, a female
The replacement of PT high-voltage insurance can be completed by being born with, and save manpower.
2, the present invention is when replacing PT high-voltage insurance, by fixed cell as fixed point, adjustable transmission spiral shell
Bar makes adjusting unit balance out the elastic force that contained spring generates end cap to the pressure power that end cap generates, with power-assisted instead of original
The manpower come, is greatly saved the physical strength of operation maintenance personnel.Simultaneously with the use of PT high-voltage insurance replacing booster, greatly
The time for reducing consumption generally reduces the physical consumption of operation maintenance personnel.
3, the present invention is able to achieve single replacement, and replacement personnel shorten to a people from two people before, saved the people of half
Member's cost, replacing construction is greatly shortened, and also saves artificial, time cost, while it is at low cost to replace booster, is conducive to
It is promoted the use of a large area in state's net firm-wide.
4, the present invention is small and exquisite, light.With the establishment of O&M teams and groups, an O&M teams and groups often administer several or even ten
Several substations stand and have a certain distance between standing, are convenient for carrying, transport the condition of being necessary.
5, equipment power off time is greatly reduced in the present invention.Direct interrupt power meter amount after the fusing of PT high-voltage insurance, very
Electric energy loss is directly contributed to because replacement insurance has a power failure equipment.With the use of PT high-voltage insurance replacing booster, replacement
Time shortens, and PT high-voltage insurance of every replacement will reduce power off time, and be accumulated to annual PT high-voltage insurance replacing number, can be big
Width reduces equipment power off time, to increase power supply volume, and then promotes power supply profit.With very high economic value.
Detailed description of the invention
Attached drawing described herein is used to provide to further understand the embodiment of the present invention, constitutes one of the application
Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings:
Fig. 1 is PT high-voltage insurance body construction schematic diagram；
Fig. 2 is traditional booster schematic illustration；
Fig. 3 is schematic structural view of the invention.
Label and corresponding parts title in attached drawing:
1- semi-circular element, 2- shaft, 3- fixing bolt, 4- groove, 5-U template, 6- adjusting nut, 7-U type groove, 8- set
Cylinder, 9- round rubber pad, 10- crotch, 11- elastic cord breaker, 12- drive screw.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below with reference to embodiment and attached drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation for explaining only the invention, are not made
For limitation of the invention.
Embodiment
As shown in figure 3, a kind of booster for 35kVPT high-voltage insurance replacing, including fixed cell, adjust unit and
Drive screw 12, the fixed cell include two semi-circular elements 1, and two semi-circular elements 1 form circular ring structure, two semicircle members
One end of part 1 is connected by shaft 2, and other end is connected by fixing bolt 3, the inside setting of described two semi-circular elements 1
Groove 4, is provided with round rubber pad 9 in the groove 4, and the adjusting unit includes U-shaped board 5 and adjusting nut 6, described U-shaped
U-type groove 7 is arranged in plate 5 on one side, and crotch 10 is arranged in the end of the U-type groove 7, and through-hole is arranged in another side, and the through-hole is radially set
Sleeve 8 is set, one end of the drive screw 12 and the shaft 2 of circular ring structure connect, and the other end sequentially passes through the sleeve 8 and institute
Adjusting nut 6 is stated, the diameter of the drive screw 12 is matched with the internal diameter of sleeve 8, and screw thread, spiral shell is arranged on the drive screw 12
Line is matched with the adjusting nut 6, and elastic cord breaker 11 is arranged between the U-shaped board 5 and adjusting nut 6.
The course of work of the invention is as follows: opening fixing bolt 3 when use, two semi-circular elements 1 are rotated along shaft 2
It opens, two 1 inboard grooves 4 of semi-circular element is stuck between the insulation ceramic ring of PT high-voltage insurance, two semi-circular elements 1 are closed
It closes, be tightened bolt 3, and round rubber pad 9 is close to insulation ceramic ring and is fixed, and U-type groove 7 is stuck in the end cap of PT high-voltage insurance and is drawn
The part of streamline connection, crotch 10 are pressed in the end cap sidewall of PT high-voltage insurance, and rotating adjusting nut 6 drives U-shaped board 5 and sleeve 8
The end cap for compressing PT high-voltage insurance until PT high-voltage insurance can be put into fixed position, then reversely rotates adjusting nut 6,
U-shaped board 5 and sleeve 8 are discharged to the pressure of PT high-voltage insurance end cap, are installed.
Wherein, fixed cell is made of two semi-circular elements 1, and the used shaft 2 in one end of semi-circular element 1 connects, and in addition one
End is adjusted by bolt.Fixed cell is stuck between insulation ceramic ring, adjusts the bolt on fixed cell, allows fixed cell to be close to exhausted
Edge ceramic ring provides the support of fixed point strength as fixed point for drive screw 12, by unilateral sleeve 8 come transfer motion power, sleeve
8 length ensure that the gradient very little of U-type groove 7 when in use.Bilateral screw rod is used relative to other with unilateral transfer motion power
It is driven, greatly reduces replacing construction, by unilateral sleeve 8 come transfer motion power, the length of sleeve 8 ensure that U-shaped
The gradient very little of slot 7 when in use.With unilateral transfer motion power relative to using bilateral screw rod to be driven, reduces and twist on one side
Time that is tight and sending open screw, the time of half is saved, in addition the path of screw thread is very long, unilateral transmission can greatly reduce replacement
Time.Simultaneously unilateral sleeve 8 be driven also avoid both sides be driven simultaneously in both ends adjust that progress is inconsistent and the inclination of generation.U
The design of type groove 7 enables to be stuck in the part that end cap is connect with drainage thread, avoids the dismounting of drainage thread on end cap, and
After replacement, inconvenience when upper end cover, saves the plenty of time again, adjusts unit by drive screw 12 and carries out power biography
It send, plays the role of compressing gentle put to U-type groove 7.It more slowly adjusts, effectively prevents when dismantling high-voltage insurance end cap
Contained spring moment flicks the damage of generation.Inside the groove 4 be arranged round rubber pad 9, avoid fixed cell metal with
The direct contact for the ceramic ring that insulate, effectively reduces the damage to insulation column ceramic ring.The more a crotches 10 in 7 lower end of U-type groove
Point, the design of 10 part of crotch can be stuck in U-type groove 7 in PT high-voltage insurance end cap, while balance the stress at end cap both ends
And solve the problems, such as falling for end cap.
In the use of the present invention, realizing the single replacement in PT high-voltage insurance high-altitude.Simultaneously allow PT high-voltage insurance replacing when
Between greatly shorten, working efficiency is greatly improved, and with the shortening of time, replaces the physical demands of PT high-voltage insurance greatly
It reduces.Replacement PT high-voltage insurance generally requires two boy students before, after PT high-voltage insurance replacing booster, a schoolgirl
The replacement that can complete PT high-voltage insurance, saves manpower.The present invention is when replacing PT high-voltage insurance, by fixed single
Member is used as fixed point, and adjustable drive screw 12 makes adjusting unit balance out contained spring pair to the pressure power that end cap generates
The elastic force that end cap generates is greatly saved the physical strength of operation maintenance personnel with power-assisted instead of original manpower.Simultaneously with PT high
The use for pressing fuse replacement booster, considerably reduces the time of consumption, generally reduces the physical consumption of operation maintenance personnel.
The present invention is able to achieve single replacement, and replacement personnel shorten to a people from two people before, has saved the personnel cost of half, replacement
Time is greatly shortened, and also saves artificial, time cost, while it is at low cost to replace booster, is conducive in Guo Wang company
It is promoted the use of a large area in range.The present invention is small and exquisite, light.With the establishment of O&M teams and groups, an O&M teams and groups are often administered
Several or even more than ten of substation, stand and have a certain distance between standing, be convenient for carrying, transport the condition of being necessary.This
Equipment power off time is greatly reduced in invention.Direct interrupt power meter amount after the fusing of PT high-voltage insurance, or even because replacement is insured
Equipment power failure is directly contributed into electric energy loss.With the use of PT high-voltage insurance replacing booster, replacing construction shortens, per more
Power off time will be reduced by changing a PT high-voltage insurance, be accumulated to annual PT high-voltage insurance replacing number, and equipment can be greatly decreased and stop
The electric time to increase power supply volume, and then promotes power supply profit.With very high economic value.
Above-described specific embodiment has carried out further the purpose of the present invention, technical scheme and beneficial effects
It is described in detail, it should be understood that being not intended to limit the present invention the foregoing is merely a specific embodiment of the invention
Protection scope, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.
Claims (5)
1. a kind of booster for 35kVPT high-voltage insurance replacing, which is characterized in that including fixed cell, adjust unit and biography
Dynamic screw rod (12), the fixed cell include two semi-circular elements (1), and two semi-circular elements (1) form circular ring structures, and two and half
One end of circle element (1) is connected by shaft (2), and other end is connected by fixing bolt (3), described two semi-circular elements
(1) groove (4) are arranged in inside, and the adjusting unit includes U-shaped board (5) and adjusting nut (6), and the U-shaped board (5) sets on one side
Set U-type groove (7), through-hole is arranged in another side, and the through-hole is disposed radially sleeve (8), one end of the drive screw (12) with
Circular ring structure connection, the other end sequentially pass through the sleeve (8) and the adjusting nut (6), the drive screw (12) it is straight
Diameter is matched with the internal diameter of sleeve (8), screw thread is arranged on the drive screw (12), screw thread is matched with the adjusting nut (6).
2. a kind of booster for 35kVPT high-voltage insurance replacing according to claim 1, which is characterized in that described recessed
Round rubber pad (9) are provided in slot (4).
3. a kind of booster for 35kVPT high-voltage insurance replacing according to claim 1, which is characterized in that the biography
Dynamic screw rod (12) are connect with shaft (2).
4. a kind of booster for 35kVPT high-voltage insurance replacing according to claim 1, which is characterized in that the U
Crotch (10) are arranged in the end of type groove (7).
5. a kind of booster for 35kVPT high-voltage insurance replacing according to claim 1, which is characterized in that the U
Elastic cord breaker (11) are set between template (5) and adjusting nut (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811301945.1A CN109193433B (en) | 2018-11-02 | 2018-11-02 | A booster for 35kVPT high pressure insurance is changed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811301945.1A CN109193433B (en) | 2018-11-02 | 2018-11-02 | A booster for 35kVPT high pressure insurance is changed |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109193433A true CN109193433A (en) | 2019-01-11 |
| CN109193433B CN109193433B (en) | 2020-10-09 |
Family
ID=64941707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811301945.1A Active CN109193433B (en) | 2018-11-02 | 2018-11-02 | A booster for 35kVPT high pressure insurance is changed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109193433B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101540482A (en) * | 2009-05-05 | 2009-09-23 | 灵宝市电业局 | Special replacement tool for outdoor 35kV PT fuses |
| CN106224342A (en) * | 2016-08-30 | 2016-12-14 | 同济大学 | A kind of split nested type taper bolt securing member |
| CN205846543U (en) * | 2016-08-09 | 2016-12-28 | 国网新疆电力公司奎屯供电公司 | A kind of 35kV open air PT fuse special replacement tool |
-
2018
- 2018-11-02 CN CN201811301945.1A patent/CN109193433B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101540482A (en) * | 2009-05-05 | 2009-09-23 | 灵宝市电业局 | Special replacement tool for outdoor 35kV PT fuses |
| CN205846543U (en) * | 2016-08-09 | 2016-12-28 | 国网新疆电力公司奎屯供电公司 | A kind of 35kV open air PT fuse special replacement tool |
| CN106224342A (en) * | 2016-08-30 | 2016-12-14 | 同济大学 | A kind of split nested type taper bolt securing member |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109193433B (en) | 2020-10-09 |
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