CN108381462A - Transformer maintenance tool and power equipment maintaining device - Google Patents
Transformer maintenance tool and power equipment maintaining device Download PDFInfo
- Publication number
- CN108381462A CN108381462A CN201810418114.6A CN201810418114A CN108381462A CN 108381462 A CN108381462 A CN 108381462A CN 201810418114 A CN201810418114 A CN 201810418114A CN 108381462 A CN108381462 A CN 108381462A
- Authority
- CN
- China
- Prior art keywords
- oil pipe
- maintenance tool
- spanner
- transformer maintenance
- operating lever
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
- B25F1/00—Combination or multi-purpose hand tools
Abstract
A kind of transformer maintenance tool of present invention offer and power equipment maintaining device, are related to electrical equipment technical field, transformer maintenance tool includes foundation frame and operating assembly；The operating assembly includes spanner, oil pipe demolition part and pedestal reinforcing member, and the spanner, the oil pipe demolition part and the pedestal reinforcing member are separately fixed on the foundation frame；The oil pipe demolition part is used for the fastener of grip base for clamping oil pipe, the pedestal reinforcing member.By multiple Tool integrations on foundation frame, in maintenance, most of Repair of Transformer needs can be met by carrying transformer maintenance tool, the time for tidying up multiple types of tools is reduced, it is easy to carry, and prevent tool uneven, service work can not be carried out, improve overhaul efficiency.
Description
Technical field
The present invention relates to electrical equipment technical fields, have more particularly, to a kind of transformer maintenance tool and one kind
The power equipment maintaining device of the transformer maintenance tool.
Background technology
In transformer station high-voltage side bus maintenance, transformer refuels, gear adjustment and the replacement of transformer surface screw are transformers
Overhaul most common work.
It needs to dismantle oil pipe before transformer oiling, and current method is torn open by spanner and screwdriver
Unload work；For transformer after gear adjustment operation, easily there is loose phenomenon in gear pedestal, needs to add the fastener of pedestal again
Gu existing method is reinforced using spanner；Transformer is after running longer time, under the influence of external environment, transformer table
The screw in face has the phenomenon that loosening or corrosion, and screw need to be reinforced or be replaced again, and used tool is shfting wrench.
Therefore various various sizes of spanners are needed during overhauling transformer, tool easily occur when overhauling transformer
The insufficient or inappropriate situation of tool size causes to overhaul difficulty increase, reduces overhaul efficiency.
Invention content
The purpose of the present invention is to provide a kind of transformer maintenance tools, to solve Repair of Transformer efficiency in the prior art
Relatively low technical problem.
Transformer maintenance tool provided by the invention, including foundation frame and operating assembly；
The operating assembly includes spanner, oil pipe demolition part and pedestal reinforcing member, the spanner, the oil pipe demolition part and
The pedestal reinforcing member is separately fixed on the foundation frame；
The oil pipe demolition part is used for the fastener of grip base for clamping oil pipe, the pedestal reinforcing member.
Further, the foundation frame includes the first operating lever；
The spanner includes the second operating lever, and first operating lever intersects and is fixedly connected with second operating lever；
The both ends of first operating lever are respectively equipped with oil pipe demolition part and pedestal reinforcing member, and the two of second operating lever
End is respectively equipped with the oral area of spanner.
Further, first operating lever is vertically arranged with second operating lever.
Further, the length of first operating lever is more than the length of second operating lever.
Further, the spanner includes double offset ring spanner or monkey wrench.
Further, the oil pipe demolition part has hook-shaped side wall, and the hook-shaped side wall is for being set on oil pipe simultaneously energy
Enough clamp oil pipe.
Further, the oil pipe demolition part is equipped with threaded hole, and the transformer maintenance tool further includes locking member, institute
It states locking member to stretch into the threaded hole and be threadedly coupled with the threaded hole, the locking member can match with the hook-shaped side wall
The tight oil pipe of co-clip.
Further, the pedestal reinforcing member has first end face and the first side wall, the first end face and the first side wall
It is vertically arranged；
The first end face is equipped with groove, and one end of the groove is with the first side wall through setting；The groove
For being set on the fastener of pedestal the simultaneously fastener of grip base.
Further, along the extending direction of the groove, the width of the groove by close to one end of the first side wall to remote
Reduce from one end far from the first side wall.
The present invention also aims to provide a kind of power equipment maintaining device, including transformer maintenance work of the present invention
Tool.
Transformer maintenance tool provided by the invention, including foundation frame and operating assembly；The operating assembly include spanner,
Oil pipe demolition part and pedestal reinforcing member, the spanner, the oil pipe demolition part and the pedestal reinforcing member are separately fixed at described
On foundation frame；The oil pipe demolition part is used for the fastener of grip base for clamping oil pipe, the pedestal reinforcing member.Wherein,
Spanner can be set on the fastener on transformer surface, and clamp the fastener on transformer surface, and user is with wrench
Rotation can dismount the fastener on transformer surface, and oil pipe demolition part can clamp oil pipe, and user drives oil pipe to tear open
Inloading part rotation can carry out oil pipe disassembling operations, pedestal reinforcing member you can be on grip base fastener, user drives
The rotation of pedestal reinforcing member can carry out disassembling operations to the fastener on pedestal and examined by multiple Tool integrations on foundation frame
When repairing, most of Repair of Transformer needs can be met by carrying transformer maintenance tool, reduce the time for tidying up multiple types of tools,
It is easy to carry, and prevent tool uneven, service work can not be carried out, improve overhaul efficiency.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in being described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram of transformer maintenance tool provided in an embodiment of the present invention；
Fig. 2 is the front view of transformer maintenance tool provided in an embodiment of the present invention.
Icon：The first operating levers of 1-；The second operating levers of 2-；3- oral areas；The hook-shaped side walls of 4-；5- pedestal reinforcing members；
51- first end faces；52- the first side walls；53- grooves；6- locking members.
Specific implementation mode
Technical scheme of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
The every other embodiment that personnel are obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that such as occur term "center", "upper", "lower", "left", "right",
"vertical", "horizontal", "inner", "outside" etc., indicated by orientation or positional relationship be orientation based on ... shown in the drawings or position
Relationship is merely for convenience of description of the present invention and simplification of the description, and not indicating or implying the indicated device or element must have
There is specific orientation, with specific azimuth configuration and operation, therefore is not considered as limiting the invention.In addition, as occurred
Term " first ", is used for description purposes only " second ", is not understood to indicate or imply relative importance.Wherein, term
" first position " and " second position " is two different positions.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
Can also be electrical connection to be mechanical connection；It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
The present invention provides a kind of transformer maintenance tool and power equipment maintaining devices, and multiple embodiments are given below to this hair
The transformer maintenance tool and power equipment maintaining device of bright offer are described in detail.
Embodiment 1
Transformer maintenance tool provided in this embodiment, as shown in Figure 1 to Figure 2, including foundation frame and operating assembly；Operation
Component includes spanner, oil pipe demolition part and pedestal reinforcing member 5, and spanner, oil pipe demolition part and pedestal reinforcing member 5 are separately fixed at base
On plinth frame；Oil pipe demolition part is used for the fastener of grip base for clamping oil pipe, pedestal reinforcing member 5.
Wherein, spanner can be set on the fastener on transformer surface, and clamp the fastener on transformer surface, be made
User can dismount the fastener on transformer surface with wrench rotation, and oil pipe demolition part can clamp oil pipe, use
Person drives the rotation of oil pipe demolition part that can carry out disassembling operations to oil pipe, pedestal reinforcing member 5 you can be on grip base fastening
Part, user, which drives pedestal reinforcing member 5 to rotate, to carry out disassembling operations to the fastener on pedestal, and multiple Tool integrations are existed
On foundation frame, in maintenance, most of Repair of Transformer needs can be met by carrying transformer maintenance tool, and reduction is tidied up more
It is the time of kind tool, easy to carry, and prevent tool uneven, service work can not be carried out, overhaul efficiency can be improved.
Further, foundation frame includes the first operating lever 1；Spanner includes the second operating lever 2, the first operating lever 1 and second
Operating lever 2 intersects and is fixedly connected；The both ends of first operating lever 1 are respectively equipped with oil pipe demolition part and pedestal reinforcing member 5, the second behaviour
The both ends for making bar 2 are respectively equipped with the oral area 3 of spanner.
Wherein, the connection type of the first operating lever 1 and the second operating lever 2 can be welding, can also be connected by fastener
Any suitable mode such as connect.
The oral area 3 of spanner can be set on fastener, and grip fastener, and user holds the second operating lever 2 and band
The oral area 3 of wrench rotates, you can be dismounted to fastener.
Also, when needing using oil pipe demolition part and pedestal reinforcing member 5, first by oil pipe demolition part or pedestal reinforcing member
5 are set on corresponding workpiece, and clamp corresponding workpiece, user hold the first operating lever 1 and drive oil pipe demolition part or
Pedestal reinforcing member 5 rotates, you can be dismounted to corresponding workpiece.
Further, the first operating lever 1 is vertically arranged with the second operating lever 2.It can make oral area 3, the oil pipe dismounting of spanner
Part and the setting of the interval of pedestal reinforcing member 5, prevent from interfering with each other.
Further, the length of first operating lever 1 is more than the length of second operating lever 2.First operating lever 1
Length is longer, can be the arm of force that oil pipe demolition part and pedestal reinforcing member 5 provide bigger, can be on oil pipe and pedestal easy to disassemble
Fastener.
Further, the spanner includes double offset ring spanner or monkey wrench.It is capable of the fastener of diversified forms easy to disassemble.
Further, the oil pipe demolition part has hook-shaped side wall 4, and the hook-shaped side wall 4 is for being set on oil pipe simultaneously
Oil pipe can be clamped.
It is set on oil pipe and after clamping oil pipe in hook-shaped side wall 4, user drives the rotation of the first operating lever 1, you can band
Dynamic oil pipe rotation, to be dismounted to oil pipe.
Further, the oil pipe demolition part is equipped with threaded hole, and the transformer maintenance tool further includes locking member 6,
The locking member 6 is stretched into the threaded hole and is threadedly coupled with the threaded hole, the locking member 6 and the hook-shaped side wall 4
Oil pipe can be matched for clamping tightly.
By locking member 6, oil pipe demolition part can be made to clamp the oil pipe of sizes, improve being applicable in for oil pipe demolition part
Property.
Further, the pedestal reinforcing member 5 has first end face 51 and the first side wall 52, the first end face 51 and the
One side wall 52 is vertically arranged；The first end face 51 is equipped with groove 53, one end of the groove 53 and the first side wall 52
Through setting；The groove 53 is used to be set on the fastener of pedestal and the fastener of grip base.
In use, groove 53 is set on the fastener of pedestal, and groove 53 can grip fastener, user's driving
First operating lever 1 rotates, you can the fastener rotation of pedestal is driven, to be dismounted to the fastener of pedestal.
Further, along the extending direction of the groove 53, the width of the groove 53 is by close to the one of the first side wall 52
It holds to far from one end far from the first side wall 52 and reduces.So that groove 53 is suitable for the fastener of the pedestal of sizes, carries
High applicability.
Transformer maintenance tool provided in this embodiment, including foundation frame and operating assembly；The operating assembly includes pulling
Hand, oil pipe demolition part and pedestal reinforcing member 5, the spanner, the oil pipe demolition part and the pedestal reinforcing member 5 are separately fixed at
On the foundation frame；The oil pipe demolition part is used for the fastener of grip base for clamping oil pipe, the pedestal reinforcing member 5.
Wherein, spanner can be set on the fastener on transformer surface, and clamp the fastener on transformer surface, and user drives
Spanner rotation can dismount the fastener on transformer surface, and oil pipe demolition part can clamp oil pipe, and user drives oil
The rotation of pipe demolition part can carry out oil pipe disassembling operations, pedestal reinforcing member 5 you can be on grip base fastener, user
Disassembling operations can be carried out to the fastener on pedestal by driving pedestal reinforcing member 5 to rotate, by multiple Tool integrations on foundation frame,
In maintenance, most of Repair of Transformer needs can be met by carrying transformer maintenance tool, and multiple types of tools is tidied up in reduction
It is time, easy to carry, and prevent tool uneven, service work can not be carried out, improve overhaul efficiency.
Embodiment 2
Power equipment maintaining device provided in this embodiment, including transformer maintenance tool described in embodiment 1.Transformer maintenance
Tool, including foundation frame and operating assembly；The operating assembly includes spanner, oil pipe demolition part and pedestal reinforcing member 5, described to pull
Hand, the oil pipe demolition part and the pedestal reinforcing member 5 are separately fixed on the foundation frame；The oil pipe demolition part is for pressing from both sides
Tight oil pipe, the pedestal reinforcing member 5 are used for the fastener of grip base.Wherein, spanner can be set in the tight of transformer surface
On firmware, and the fastener on transformer surface is clamped, user can be to the fastener on transformer surface with wrench rotation
It is dismounted, oil pipe demolition part can clamp oil pipe, and user drives the rotation of oil pipe demolition part that can carry out dismounting behaviour to oil pipe
Make, pedestal reinforcing member 5 you can be on grip base fastener, user drives 5 rotation of pedestal reinforcing member can be on pedestal
Fastener carry out disassembling operations, by multiple Tool integrations on foundation frame, maintenance when, carry transformer maintenance tool can
To meet most of Repair of Transformer needs, the time for tidying up multiple types of tools is reduced, it is easy to carry, and prevent tool uneven,
Service work can not be carried out, improve overhaul efficiency.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, it will be understood by those of ordinary skill in the art that：Its according to
So can with technical scheme described in the above embodiments is modified, either to which part or all technical features into
Row equivalent replacement；And these modifications or replacements, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of transformer maintenance tool, which is characterized in that including foundation frame and operating assembly；
The operating assembly includes spanner, oil pipe demolition part and pedestal reinforcing member, the spanner, the oil pipe demolition part and described
Pedestal reinforcing member is separately fixed on the foundation frame；
The oil pipe demolition part is used for the fastener of grip base for clamping oil pipe, the pedestal reinforcing member.
2. transformer maintenance tool according to claim 1, which is characterized in that the foundation frame includes the first operating lever；
The spanner includes the second operating lever, and first operating lever intersects and is fixedly connected with second operating lever；
The both ends of first operating lever are respectively equipped with oil pipe demolition part and pedestal reinforcing member, the both ends point of second operating lever
Not She You spanner oral area.
3. transformer maintenance tool according to claim 2, which is characterized in that first operating lever is grasped with described second
It is vertically arranged as bar.
4. transformer maintenance tool according to claim 2, which is characterized in that the length of first operating lever is more than institute
State the length of the second operating lever.
5. transformer maintenance tool according to claim 1, which is characterized in that the spanner includes double offset ring spanner or activity
Spanner.
6. transformer maintenance tool according to claim 1, which is characterized in that the oil pipe demolition part has hook-shaped side
Wall, the hook-shaped side wall is for being set on oil pipe and can clamp oil pipe.
7. transformer maintenance tool according to claim 6, which is characterized in that the oil pipe demolition part is equipped with screw thread
Hole, the transformer maintenance tool further includes locking member, the locking member stretch into the threaded hole and with the threaded hole spiral shell
Line connects, and the locking member can be matched for clamping tightly oil pipe with the hook-shaped side wall.
8. transformer maintenance tool according to claim 7, which is characterized in that the pedestal reinforcing member has first end face
And the first side wall, the first end face are vertically arranged with the first side wall；
The first end face is equipped with groove, and one end of the groove is with the first side wall through setting；The groove is used for
The simultaneously fastener of grip base is set on the fastener of pedestal.
9. transformer maintenance tool according to claim 8, which is characterized in that described along the extending direction of the groove
The width of groove close to one end of the first side wall to far from one end far from the first side wall by reducing.
10. a kind of power equipment maintaining device, which is characterized in that including the transformer maintenance work described in any one of claim 1-9
Tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810418114.6A CN108381462A (en) | 2018-05-04 | 2018-05-04 | Transformer maintenance tool and power equipment maintaining device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810418114.6A CN108381462A (en) | 2018-05-04 | 2018-05-04 | Transformer maintenance tool and power equipment maintaining device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108381462A true CN108381462A (en) | 2018-08-10 |
Family
ID=63065305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810418114.6A Pending CN108381462A (en) | 2018-05-04 | 2018-05-04 | Transformer maintenance tool and power equipment maintaining device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108381462A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109434739A (en) * | 2018-11-26 | 2019-03-08 | 包头钢铁（集团）有限责任公司 | A kind of oil pipe spanner |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009022878A1 (en) * | 2009-05-27 | 2011-02-10 | Kamm, Manfred | Application method for induction heat removal of valve seat ring from e.g. casting cylinder head, during repairing of combustion motor, involves shrinking valve seat ring around multiple hundredth millimeters, during cooling of ring |
| CN203510066U (en) * | 2013-09-10 | 2014-04-02 | 任绍全 | Disassembling and assembling combined tool for non-excitation voltage regulation tap switch of transformer |
| CN204308907U (en) * | 2014-12-09 | 2015-05-06 | 国家电网公司 | A kind of oil immersion-type distribution transformer shunting switch removal tool special |
| CN105945847A (en) * | 2016-06-24 | 2016-09-21 | 深圳供电局有限公司 | Dedicated multifunctional combination wrench for electrical equipment |
| CN106312953A (en) * | 2015-06-24 | 2017-01-11 | 天津市迈威电力器材科技有限公司 | Multifunctional wrench for power installation |
| CN107571202A (en) * | 2017-05-16 | 2018-01-12 | 广东电网有限责任公司清远供电局 | A kind of oil level gauge for transformer pressure valve dismantling device |
| CN208117744U (en) * | 2018-05-04 | 2018-11-20 | 广东电网有限责任公司 | Transformer maintenance tool and power equipment maintaining device |
-
2018
- 2018-05-04 CN CN201810418114.6A patent/CN108381462A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009022878A1 (en) * | 2009-05-27 | 2011-02-10 | Kamm, Manfred | Application method for induction heat removal of valve seat ring from e.g. casting cylinder head, during repairing of combustion motor, involves shrinking valve seat ring around multiple hundredth millimeters, during cooling of ring |
| CN203510066U (en) * | 2013-09-10 | 2014-04-02 | 任绍全 | Disassembling and assembling combined tool for non-excitation voltage regulation tap switch of transformer |
| CN204308907U (en) * | 2014-12-09 | 2015-05-06 | 国家电网公司 | A kind of oil immersion-type distribution transformer shunting switch removal tool special |
| CN106312953A (en) * | 2015-06-24 | 2017-01-11 | 天津市迈威电力器材科技有限公司 | Multifunctional wrench for power installation |
| CN105945847A (en) * | 2016-06-24 | 2016-09-21 | 深圳供电局有限公司 | Dedicated multifunctional combination wrench for electrical equipment |
| CN107571202A (en) * | 2017-05-16 | 2018-01-12 | 广东电网有限责任公司清远供电局 | A kind of oil level gauge for transformer pressure valve dismantling device |
| CN208117744U (en) * | 2018-05-04 | 2018-11-20 | 广东电网有限责任公司 | Transformer maintenance tool and power equipment maintaining device |
Non-Patent Citations (1)
| Title |
|---|
| 胁森宏: "《私家车检查&维护完全指南》", 31 October 2009, 辽宁科学技术出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109434739A (en) * | 2018-11-26 | 2019-03-08 | 包头钢铁（集团）有限责任公司 | A kind of oil pipe spanner |
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Application publication date: 20180810 |
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| RJ01 | Rejection of invention patent application after publication |