CN105870820A - Replacing tool special for 35 KV outdoor PT fuse - Google Patents
Replacing tool special for 35 KV outdoor PT fuse Download PDFInfo
- Publication number
- CN105870820A CN105870820A CN201610384109.9A CN201610384109A CN105870820A CN 105870820 A CN105870820 A CN 105870820A CN 201610384109 A CN201610384109 A CN 201610384109A CN 105870820 A CN105870820 A CN 105870820A
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- CN
- China
- Prior art keywords
- buckle
- fuse
- handle
- sleeve pipe
- open air
- Prior art date
- 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)
Abstract
The invention discloses a replacing tool special for a 35 KV outdoor PT fuse. The problems that an existing replacing tool is strenuous in use, inconvenient to operate and low in work efficiency are solved. The tool comprises a spacing adjustment device and ceramic ring sleeves, the ceramic ring sleeves are symmetrically arranged at the two ends of the spacing adjustment device in a screwed connection mode, that is to say, the adjustment device is arranged in the middle of the two ceramic ring sleeves, the spacing adjustment device comprises a handle and a sleeve rod, and the handle is arranged on the sleeve rod through a ratchet wheel mechanism. By means of the replacing tool, an operator can move the handle with a single hand easily, and the problem that for an existing replacing tool, single-hand operation cannot be conducted or is inconvenient is avoided by adjusting the distance between the two ceramic ring sleeves; meanwhile, by means of the replacing tool, the operator can adjust the distance between the ceramic sleeves at the two ends of the sleeve rod easily and rapidly through the handle, labor saving is achieved, and the work efficiency is improved.
Description
Technical field
The invention belongs to change of fuse technical field of tools, particularly relate to a kind of 35KV open air PT fuse special
Replacing instrument.
Background technology
35Kv high-voltage and current-limitation fuse horizontally disposed on outside transformer substation support insulator, change within fuse tube time
Relatively difficult, main cause is that lid four screw rods in fuse limit are not easy dismounting, because contained spring elastic force makes greatly
Internal protective tube withstands limit lid, and dismounting screw rod needs hands firmly to withstand, wastes time and energy, and is not easy to dismount screw rod,
In order to solve the problems referred to above, the Chinese patent of Application No. 200910064783.9 and 200920090015.6 discloses
A kind of outdoor 35KV PT fuse special replacement tool, this instrument includes porcelain bushing shell chuck and the insulator be arrangeding in parallel
Pipe is taken over a business, and porcelain bushing shell chuck and porcelain bushing shell are taken over a business correspondence position and be provided with bayonet socket, and it is taken over a business by porcelain bushing shell chuck and porcelain bushing shell
Between be provided with spacing adjusting device, the spiral shell that this spacing adjusting device is perpendicular to porcelain bushing shell chuck by two and porcelain bushing shell is taken over a business
Bar and nut composition, during use, knob nut position on screw rod realizes porcelain bushing shell chuck and porcelain bushing shell is taken over a business
Between the regulation of spacing, and then fuse contained spring is extruded so that fuse limit covers and subtracted by spring force
Little, thus carry out the replacing of fuse, but it there is problems of, spacing regulation disclosed in (), prior art
Device is screw rod and nut, in use, is only capable of being adjusted in side, owing to moment is relatively big and inside fuse
The reason that spring force is bigger, when regulation, operator need to use bigger strength and just can be adjusted；(2),
Spacing adjusting device disclosed in prior art is perpendicular to porcelain bushing shell chuck by two and porcelain bushing shell is taken over a business screw rod and nut
Composition, when regulation, needs to rotate two nuts right with the balance keeping porcelain bushing shell chuck and porcelain bushing shell and taking over a business simultaneously
Claim, be so accomplished by operator or both hands operate, or be alternately rotated two nuts；And 35Kv high pressure
Limiting fuse is generally located on high aerial, if operator's both hands are all used for operating adjusting means, then may deposit
Dropping or the danger of landing, meanwhile, even if operator are alternately rotated two nuts, one is to guarantee insulator
Certain balance taken over a business by chuck and porcelain bushing shell, and two is to need the long period just can complete, and accordingly, there exist one-handed performance
Inconvenient and that operating efficiency is low problem.Therefore, based on this problem, this application provides a kind of new 35KV outdoor
PT fuse special replacement tool.
Summary of the invention
It is an object of the invention to provide a kind of 35KV open air PT fuse special replacement tool, solve existing replacing work
Tool uses arduously, operates inconvenient and ineffective problem.
In order to solve the problems referred to above, this application provides a kind of 35KV open air PT fuse special replacement tool, bag
Containing spacing adjusting device (1) and porcelain eyelet thimble (2)；
Described porcelain eyelet thimble (2) is symmetricly set in the two ends of described spacing adjusting device (1), described porcelain eyelet thimble
(2) at least it is made up of sleeve pipe (21) and buckle (22)；Described buckle (22) is arranged on described sleeve pipe (21)
On, and described buckle (22) is provided with clasp (221)；
Described spacing adjusting device (1) comprises loop bar (11) and handle (12), and described handle (12) passes through spine
Wheel mechanism (13) is connected with described loop bar (11)；
Described loop bar (11) is mutually socketed with described sleeve pipe (21), and is connected by screw thread.
As the preferred version of the application, described buckle (22) is vertical at one end of described sleeve pipe (21),
As the preferred version of the application, described buckle (22) includes at least any one in following structure,
Described buckle (22) is set square structure；
Or described buckle (22) is Rectangular Plate Structure；
Or described buckle (22) is U-shaped plate structure；
Or described buckle (22) comprises anchor ear plate A (223) and anchor ear plate B (224), described anchor ear plate A (223)
With the hinged setting in one end of anchor ear plate B (224), the other end is connected by bolt part.
As the preferred version of the application, described handle (12) is ratchet spanner, and which is provided with insulation sleeve (121)；
Described buckle (22) inner side is provided with liner (222).
Compared with prior art, the application devises a kind of new 35KV open air PT fuse special replacement tool,
This tool kit contains spacing adjusting device 1 and porcelain eyelet thimble 2, and porcelain eyelet thimble 2 is with symmetrical being arranged at of screwed connection mode
The two ends of spacing adjusting device 1, namely adjusting means is arranged on the centre position of two porcelain eyelet thimbles 2, and this spacing
Adjusting means 1 comprises handle 12 and loop bar 11, and handle 12 is arranged on described loop bar 11 by ratchet mechanism 13.
During use, porcelain eyelet thimble 2 withstands fuse 3 limit lid end face, by clasp 221 by the spiral shell on fuse limit lid 31
Bar 32 entangles so that it is exposed out, by spacing adjusting device 1, can regulate between its two ends porcelain eyelet thimble 2
Distance, and then reduce fuse 3 contained spring opposite side lid elastic force, facilitate opposite side to cover the dismounting of screw rod 32.
According to lever principle and the operation principle of ratchet mechanism, use the replacing instrument in the application, operator
Member can move handle 12 by one hand easily, and then the distance between logical regulation two porcelain eyelet thimbles 2, it is to avoid existing more
The instrument of changing cannot one-handed performance or the problem of one-handed performance inconvenience, meanwhile, use the replacing instrument in the application, behaviour
Make personnel can easily, quickly move through handle 12 and regulate the distance between loop bar 11 two ends porcelain eyelet thimble 2, both saved
Power improves again work efficiency.
Accompanying drawing explanation
Fig. 1 is that the structure of a kind of 35KV open air PT fuse special replacement tool that the embodiment of the present invention one provides is shown
It is intended to；
Fig. 2 is the use state diagram of Fig. 1 that the embodiment of the present invention one provides；
Fig. 3 is the structural representation of a kind of buckle that the embodiment of the present invention one provides；
Fig. 4 is the another kind of buckle structure schematic diagram that the embodiment of the present invention one provides；
Fig. 5 is another buckle structure schematic diagram that the embodiment of the present invention one provides；
Fig. 6 is a kind of buckle structure schematic diagram that the embodiment of the present invention two provides.
Reference
Spacing adjusting device 1, loop bar 11, handle 12, insulation sleeve 121, ratchet mechanism 13, porcelain eyelet thimble 2,
Sleeve pipe 21, buckle 22, clasp 221, liner 222, anchor ear plate A223, anchor ear plate B224, bolt 225, molten
Disconnected device 3, fuse limit lid 31, screw rod 32.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing to this
Bright embodiment is described in detail.
Embodiment 1:
Present embodiments provide a kind of 35KV open air PT fuse special replacement tool, see Fig. 1-2, this instrument
Comprise spacing adjusting device 1 and the porcelain eyelet thimble 2 being buckled on fuse limit lid 31, setting of porcelain eyelet thimble 2 symmetry
Putting the two ends at spacing adjusting device 1, in the present embodiment, porcelain eyelet thimble 2 comprises sleeve pipe 21 and is arranged on sleeve pipe 21
On buckle 22, any one in set square structure, in Rectangular Plate Structure or U-board structure of described buckle 22,
And which is provided with and screw rod 32 on fuse limit lid 31 can be entangled and makes the exposed clasp 221 out of screw rod 32, ginseng
See Fig. 3-5.
Described buckle 22 can be arranged on the lower position of sleeve pipe 21, it is also possible to is arranged on one end of sleeve pipe 21, and
This buckle 22 is arranged on sleeve pipe 21 with certain angle, and the preferred buckle of the present embodiment 22 is vertically set on sleeve pipe 21
End.
Described spacing adjusting device 1 comprises loop bar 11 and handle 12, and described loop bar 11 mutually overlaps with described sleeve pipe 21
Connect, and by screw screwed connection, handle 12 is connected with described sleeve pipe 21 by ratchet mechanism 13, passes through handle
12 can drive loop bar 11 to rotate in sleeve pipe 21, and then the socket position between regulation loop bar 11 and sleeve pipe 21 is closed
System.
In the present embodiment, preferably sleeve pipe 21 is provided with female thread, and the two ends of loop bar 11 are provided with the external screw thread of correspondence,
Sleeve pipe 21 is socketed by the mutual screw thread of external screw thread of female thread with loop bar 11 two ends.
Compared with the structures such as ratchet mechanism and the bolt of the prior art that the present embodiment uses, not only rapid operation, and
And one-hand operation, and easy to operate.
Further, in the present embodiment, in order to reduce the manufacturing cost of replacing instrument and carry replacing for convenience
Instrument, the most described handle 12 is ratchet spanner.
Further, in the present embodiment, in order to improve security performance, the most described handle 12 is provided with insulation sleeve
121。
Further, in the present embodiment, fuse 3 is caused in order to avoid buckle 22 with the friction of fuse limit lid 31
Damage, be provided with liner 222 inside the most described buckle 22.
During use, porcelain eyelet thimble 2 is withstood the limit lid end face of fuse 3, by clasp 221 by fuse limit lid
Screw rod 32 on 31 entangles so that it is exposed out, drives loop bar 11 by the handle 12 on spacing adjusting device 1
Rotate in the collar, it is achieved the regulation of the spacing of two porcelain eyelet thimbles 2, the distance between two porcelain eyelet thimbles 2 subtracts
Hour, two porcelain eyelet thimbles 2 provide a relative pressure to fuse limit lid 31, so decrease in fuse 3
The elastic force of portion's spring opposite side lid, therefore, facilitates opposite side to cover screw rod 32 and dismounts.
Owing to spacing adjusting device 1 is arranged on the centre position of two porcelain eyelet thimbles 2, meanwhile, this reality by the present embodiment
Executing example and have employed again ratchet mechanism 13, the most in use, operator can move handle 12 by one hand easily,
And then the distance between regulation two porcelain eyelet thimbles 2, it is to avoid existing replacing instrument cannot one-handed performance or one-handed performance not
Just problem, meanwhile, uses the replacing instrument in the present embodiment, operator can easily, quickly move through handle
Distance between 12 regulation loop bar 11 two ends porcelain eyelet thimbles 2, the most laborsaving but also improve work efficiency.
Embodiment 2:
Compared with Example 1, in order to buckle 22 to be socketed in the periphery of fuse limit lid 31, it is to avoid buckle
22 withstand on fuse limit lid 31 end face causes end face to damage and in order to avoid buckle 22 withstands on fuse limit lid 31 end face
Easily loosening and cause loop bar 11 to be difficult to the phenomenon rotated, the buckle 22 in the present embodiment comprises anchor ear plate A223 and anchor ear
The hinged setting in one end of plate B224, described anchor ear plate A223 and anchor ear plate B224, the other end passes through bolt 225
Connecting, see Fig. 6, define clasp 221 between anchor ear plate A223 and anchor ear plate B224, this clasp 221 is not
But for by exposed outside for the screw rod 32 on fuse limit lid 31, it is additionally operable to be socketed in the periphery of fuse limit lid 31,
And the exposure level of clasp 221 and lid 31 periphery, fuse limit can be regulated by bolt 225.
Above content is to combine specific embodiment further description made for the present invention, it is impossible to assert this
Invention be embodied as be confined to these explanations.For general technical staff of the technical field of the invention,
Without departing from the inventive concept of the premise, it is also possible to make some simple deduction or replace, all should be considered as belonging to
Protection scope of the present invention.
Claims (5)
1. a 35KV open air PT fuse special replacement tool, it is characterised in that:
Comprise spacing adjusting device (1) and porcelain eyelet thimble (2)；
Described porcelain eyelet thimble (2) is symmetricly set in the two ends of described spacing adjusting device (1), described porcelain eyelet thimble
(2) at least it is made up of sleeve pipe (21) and buckle (22)；Described buckle (22) is arranged on described sleeve pipe (21)
On, and described buckle (22) is provided with clasp (221)；
Described spacing adjusting device (1) comprises loop bar (11) and handle (12), and described handle (12) passes through spine
Wheel mechanism (13) is connected with described loop bar (11)；
Described loop bar (11) is mutually socketed with described sleeve pipe (21), and is connected by screw thread.
2. 35KV open air as claimed in claim 1 PT fuse special replacement tool, it is characterised in that:
Described buckle (22) is vertical at one end of described sleeve pipe (21).
3. 35KV open air as claimed in claim 1 or 2 PT fuse special replacement tool, it is characterised in that:
Described buckle (22) includes at least any one in following structure,
Described buckle (22) is set square structure；
Or described buckle (22) is Rectangular Plate Structure；
Or described buckle (22) is U-shaped plate structure；
Or described buckle (22) comprises anchor ear plate A (223) and anchor ear plate B (224), described anchor ear plate A (223)
With the hinged setting in one end of anchor ear plate B (224), the other end is connected by bolt part.
4. 35KV open air as claimed in claim 1 or 2 PT fuse special replacement tool, it is characterised in that:
Described handle (12) is ratchet spanner, and which is provided with insulation sleeve (121)；Described buckle (22) inner side is provided with
Liner (222).
5. 35KV open air as claimed in claim 3 PT fuse special replacement tool, it is characterised in that: described
Handle (12) is ratchet spanner, and which is provided with insulation sleeve (121)；Described buckle (22) inner side is provided with liner
(222)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610384109.9A CN105870820A (en) | 2016-06-02 | 2016-06-02 | Replacing tool special for 35 KV outdoor PT fuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610384109.9A CN105870820A (en) | 2016-06-02 | 2016-06-02 | Replacing tool special for 35 KV outdoor PT fuse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105870820A true CN105870820A (en) | 2016-08-17 |
Family
ID=56675571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610384109.9A Pending CN105870820A (en) | 2016-06-02 | 2016-06-02 | Replacing tool special for 35 KV outdoor PT fuse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105870820A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109244913A (en) * | 2018-10-31 | 2019-01-18 | 国网天津市电力公司 | PT fuse repairing auxiliary device outside the room 35kV |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1384969A (en) * | 1919-12-01 | 1921-07-19 | Otsuka Teruyoshi | Valve-lifter |
| CN102950570A (en) * | 2012-11-15 | 2013-03-06 | 赞皇县供电公司 | PT (Potential Transformer) fuse replacement auxiliary tool |
| CN203863381U (en) * | 2014-05-20 | 2014-10-08 | 芜湖卓越线束系统有限公司 | Clamp |
| CN204321977U (en) * | 2014-12-19 | 2015-05-13 | 广西电网有限责任公司柳州供电局 | PT fuse dismantling device |
| CN205666503U (en) * | 2016-06-02 | 2016-10-26 | 国网新疆电力公司奎屯供电公司 | Special change instrument of outdoor PT fuse of 35kV |
-
2016
- 2016-06-02 CN CN201610384109.9A patent/CN105870820A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1384969A (en) * | 1919-12-01 | 1921-07-19 | Otsuka Teruyoshi | Valve-lifter |
| CN102950570A (en) * | 2012-11-15 | 2013-03-06 | 赞皇县供电公司 | PT (Potential Transformer) fuse replacement auxiliary tool |
| CN203863381U (en) * | 2014-05-20 | 2014-10-08 | 芜湖卓越线束系统有限公司 | Clamp |
| CN204321977U (en) * | 2014-12-19 | 2015-05-13 | 广西电网有限责任公司柳州供电局 | PT fuse dismantling device |
| CN205666503U (en) * | 2016-06-02 | 2016-10-26 | 国网新疆电力公司奎屯供电公司 | Special change instrument of outdoor PT fuse of 35kV |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109244913A (en) * | 2018-10-31 | 2019-01-18 | 国网天津市电力公司 | PT fuse repairing auxiliary device outside the room 35kV |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160817 |
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| RJ01 | Rejection of invention patent application after publication |