CN105922205A - Special spanner operating rod for fastening secondary terminal of current-voltage transformer body - Google Patents
Special spanner operating rod for fastening secondary terminal of current-voltage transformer body Download PDFInfo
- Publication number
- CN105922205A CN105922205A CN201610396322.1A CN201610396322A CN105922205A CN 105922205 A CN105922205 A CN 105922205A CN 201610396322 A CN201610396322 A CN 201610396322A CN 105922205 A CN105922205 A CN 105922205A
- Authority
- CN
- China
- Prior art keywords
- plug
- insulating rod
- illuminating lamp
- led illuminating
- operating rod
- 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
- 239000002184 metal Substances 0.000 claims abstract description 10
- 230000003068 static effect Effects 0.000 claims description 6
- 239000012212 insulator Substances 0.000 claims description 3
- 238000005286 illumination Methods 0.000 claims description 2
- 239000004020 conductor Substances 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25G—HANDLES FOR HAND IMPLEMENTS
- B25G1/00—Handle constructions
- B25G1/005—Handle constructions for screwdrivers, wrenches or spanners with additional levers, e.g. for increasing torque
-
- 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
- B25B13/00—Spanners; Wrenches
- B25B13/48—Spanners; Wrenches for special purposes
-
- 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
- B25B13/00—Spanners; Wrenches
- B25B13/48—Spanners; Wrenches for special purposes
- B25B13/481—Spanners; Wrenches for special purposes for operating in areas having limited access
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25G—HANDLES FOR HAND IMPLEMENTS
- B25G1/00—Handle constructions
- B25G1/10—Handle constructions characterised by material or shape
- B25G1/12—Handle constructions characterised by material or shape electrically insulating material
- B25G1/125—Handle constructions characterised by material or shape electrically insulating material for screwdrivers, wrenches or spanners
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention provides a special spanner operating rod for fastening a secondary wiring terminal of a current-voltage transformer body, which comprises an insulating rod, wherein one end of the insulating rod is provided with a plug, the plug is provided with a matching part matched with the special spanner for fastening the secondary wiring terminal, and the plug is also provided with a metal wire for guiding electrostatic charges. The invention can be flexibly used by matching with a special fastening wrench, improves the working efficiency, and can avoid short circuit and ground fault when mistakenly colliding with the current and voltage transformer body.
Description
Technical Field
The invention relates to the technical field of relay protection, in particular to a special wrench operating rod for fastening a secondary wiring terminal of a current-voltage transformer body.
Background
The current and voltage transformer is one of indispensable devices of a transformer substation, and the integrity of a secondary circuit of the current and voltage transformer is a key factor for ensuring the normal operation of devices such as relay protection and measuring instruments and meters, and is also an important content of field maintenance of the transformer substation. Accident investigation analysis is difficult to discover, because the secondary terminal fastening problem in the two terminal boxes of body to current-voltage transformer leads to the accident to take place occasionally easily, has brought the hidden danger for the operation of electric wire netting safety and stability.
At present, because the space is narrow and small in the two terminal box boxes of body of current voltage transformer for secondary terminal in the box arranges more densely, if use conventional spanner to carry out the fastening of nut or become flexible, can't accomplish nimble processing, influences work efficiency easily, simultaneously because conventional spanner opening part insulation treatment is more difficult, the mistake is met current voltage transformer body easily when using, and takes place trouble such as short circuit and ground connection with two terminal box shells.
Disclosure of Invention
The technical problem to be solved by the embodiment of the invention is to provide the special spanner operating rod for fastening the secondary terminal of the current-voltage transformer body, which can be flexibly used by matching with a special spanner for fastening, improves the working efficiency, and can avoid short circuit and ground faults when mistakenly colliding with the current-voltage transformer body.
In order to solve the technical problem, an embodiment of the invention provides an operating rod of a wrench special for fastening a secondary terminal of a current-voltage transformer body, which comprises an insulating rod, wherein a plug is arranged at one end of the insulating rod, a matching part matched with the wrench special for fastening the secondary terminal is arranged on the plug, and a metal wire used for guiding electrostatic charges is further arranged on the plug.
The plug is in a hexagonal structure shape, and the matching part arranged in the middle of the plug is a circular spring chuck capable of realizing automatic expansion.
Wherein, still be equipped with lighting device on the insulator spindle.
The lighting device comprises a power line, a battery and a connecting contact which are arranged inside the insulating rod, and an LED lighting lamp and a switch button which are arranged outside the insulating rod; wherein,
the LED illuminating lamp is fixed on the insulating rod and is close to the plug;
the connecting contact comprises a pressing sheet and two connecting ends; the two connecting ends of the connecting contact are connected with the battery and the LED lighting lamp string to form a loop through the power line; the pressing sheet of the connecting contact extends out of the insulating rod and is pressed against the switch button;
when the switch key is driven to the first position, the pressing sheet of the connecting contact is abutted against the two corresponding connecting ends of the connecting contact, so that the battery and the LED illuminating lamp form a conductive loop, and the lighting of the LED illuminating lamp is realized;
when the switch key is driven to the second position, the pressing sheet of the connecting contact is separated from the two corresponding connecting ends, so that the battery and the LED illuminating lamp form a disconnected loop, and the light of the LED illuminating lamp is extinguished.
The switch key is arranged at the other end of the insulating rod.
The LED illuminating lamp is arranged on the circular lantern ring, and the circular lantern ring is sleeved and fixed on the outer wall of the insulating rod.
And a handle cross rod is further arranged on the insulating rod, and the handle cross rod is far away from the plug.
The embodiment of the invention has the following beneficial effects:
1. in the embodiment of the invention, the operating rod adopts the insulating rod, one end of the insulating rod is provided with the matching part (such as a spring circular chuck) for fixing the secondary terminal post fastening special spanner, and the matching part is also provided with the metal conducting wire for guiding the static charge, so that the operating rod extends into the second junction box of the current and voltage transformer body to fasten or loosen the nut when the operating rod is matched with the fastening special spanner for flexible use, the working efficiency is improved, and when the operating rod is in mistaken collision with the current and voltage transformer body, the metal conducting wire guides the static charge, and short circuit and grounding faults can be avoided;
2. in the embodiment of the invention, the lighting device is arranged on the operating rod, so that the work of fastening or loosening the nut in the second junction box of the current and voltage transformer body is facilitated.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is within the scope of the present invention for those skilled in the art to obtain other drawings based on the drawings without inventive exercise.
Fig. 1 is a schematic plan structure view of an operating lever of a wrench special for fastening a secondary terminal of a current-voltage transformer body according to an embodiment of the present invention;
in the figure, 1-an insulating rod, 2-a plug, 21-a matching part, 3-a metal wire, 41-a power line, 42-a battery, 43-a connecting contact, 44-an LED illuminating lamp, 45-a switch button, 46-a circular lantern ring and 5-a handle cross bar.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, in an embodiment of the present invention, an operating rod of a wrench special for fastening a secondary terminal of a current-voltage transformer body includes an insulating rod 1, a plug 2 is disposed at one end of the insulating rod 1, a matching portion 21 matched with the wrench special for fastening the secondary terminal is disposed on the plug 2, and a metal wire 3 for guiding electrostatic charges is further disposed on the plug 2.
It can be understood that, in the flexible use with the cooperation of the special spanner for fastening, the special spanner for fastening is fixed with the matching part 21 of the plug 2, and the operating rod is stretched into the two terminal box boxes of the current and voltage transformer body to fasten or loosen the nut, thereby improving the working efficiency, and meanwhile, once the special spanner for fastening is mistakenly collided with the current and voltage transformer body, the metal wire 3 can guide static electricity to avoid short circuit and ground fault.
Furthermore, the plug 2 is in a hexagonal structure, and the matching part 21 arranged in the middle of the plug 2 is a spring circular chuck capable of realizing automatic expansion, which is beneficial to clamping or separating with a special spanner for fastening.
Furthermore, the insulating rod 1 is also provided with a lighting device, which is beneficial to identifying the screw cap and is convenient for fastening or loosening. In one embodiment, the lighting device includes a power line 41, a battery 42 and a connection contact 43 disposed inside the insulating rod 1, and an LED illumination lamp 44 and a switch button 45 disposed outside the insulating rod 1; wherein,
the LED illuminating lamp 44 is fixed on the insulating rod 1 and is close to the plug 2;
the connection contact 43 includes a pressing piece and two connection ends; wherein, two connecting ends of the connecting contact 43 are connected in series with the battery 42 and the LED illuminating lamp 44 through the power line 41 to form a loop; the pressing sheet of the connecting contact 43 extends out of the insulating rod 1 and is pressed against the switch key 45;
when the switch key 45 is driven to the first position, the pressing sheet of the connecting contact 43 abuts against the two corresponding connecting ends, so that the battery 42 and the LED illuminating lamp 44 form a conductive loop, and the lighting of the LED illuminating lamp 44 is realized;
when the switch key 45 is driven to the second position, the pressing piece of the connecting contact 43 is separated from the two corresponding connecting ends, so that the battery 42 and the LED illuminating lamp 44 form a disconnected loop, and the light of the LED illuminating lamp 44 is extinguished.
Furthermore, the switch button 45 is disposed at the other end of the insulating rod 1 for easy operation.
Further, the LED illuminating lamp 44 is mounted on a circular collar 46, and the circular collar 46 is sleeved and fixed on the outer wall of the insulating rod 1.
Furthermore, the insulating rod 1 is further provided with a handle cross rod 5, and the handle cross rod 5 is far away from the plug 2, so that the fastening or loosening of the screw cap is further facilitated.
The embodiment of the invention has the following beneficial effects:
1. in the embodiment of the invention, the operating rod adopts the insulating rod, one end of the insulating rod is provided with the matching part (such as a spring circular chuck) for fixing the secondary terminal post fastening special spanner, and the matching part is also provided with the metal conducting wire for guiding the static charge, so that the operating rod extends into the second junction box of the current and voltage transformer body to fasten or loosen the nut when the operating rod is matched with the fastening special spanner for flexible use, the working efficiency is improved, and when the operating rod is in mistaken collision with the current and voltage transformer body, the metal conducting wire guides the static charge, and short circuit and grounding faults can be avoided;
2. in the embodiment of the invention, the lighting device is arranged on the operating rod, so that the work of fastening or loosening the nut in the second junction box of the current and voltage transformer body is facilitated.
It will be understood by those skilled in the art that all or part of the steps in the method for implementing the above embodiments may be implemented by relevant hardware instructed by a program, and the program may be stored in a computer-readable storage medium, such as ROM/RAM, magnetic disk, optical disk, etc.
While the invention has been described in connection with what is presently considered to be the most practical and preferred embodiment, it is to be understood that the invention is not to be limited to the disclosed embodiment, but on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.
Claims (7)
1. The utility model provides a current-voltage transformer body secondary terminal fastens special spanner action bars, a serial communication port, including insulator spindle (1), insulator spindle (1) one end is equipped with plug (2), be equipped with on plug (2) with secondary terminal fastens special spanner matched with cooperation portion (21), just still be equipped with on plug (2) and be used for guiding metal conductor (3) of static electric charge.
2. The operating rod as claimed in claim 1, characterized in that the plug (2) is of hexagonal configuration and the engagement portion (21) provided at the middle of the plug (2) is a spring circular head that can achieve automatic expansion.
3. The operating rod as claimed in claim 1, characterized in that the insulating rod (1) is also provided with illumination means.
4. The operating rod according to claim 2, characterized in that the lighting means comprise a power line (41), a battery (42) and a connection contact (43) arranged inside the insulating rod (1), and an LED lighting lamp (44) and a switch button (45) arranged outside the insulating rod (1); wherein,
the LED illuminating lamp (44) is fixed on the insulating rod (1) and is close to the plug (2);
the connecting contact (43) comprises a pressing sheet and two connecting ends; the two connecting ends of the connecting contact (43) are connected with the battery (42) and the LED illuminating lamp (44) in series to form a loop through the power line (41); the pressing sheet of the connecting contact (43) extends out of the insulating rod (1) and is pressed against the switch key (45);
when the switch key (45) is driven to a first position, the pressing sheet of the connecting contact (43) is abutted against the two corresponding connecting ends of the connecting contact, so that the battery (42) and the LED illuminating lamp (44) form a conductive loop, and the lighting of the LED illuminating lamp (44) is realized;
when the switch key (45) is driven to the second position, the pressing sheet of the connecting contact (43) is separated from the two corresponding connecting ends, so that the battery (42) and the LED illuminating lamp (44) form a disconnected loop, and the light of the LED illuminating lamp (44) is extinguished.
5. The lever according to claim 4, wherein the switch button (45) is provided at the other end of the insulating rod (1).
6. The joystick as claimed in claim 4, wherein the LED illuminating lamp (44) is mounted on a circular collar (46), and the circular collar (46) is sleeved and fixed on the outer wall of the insulating rod (1).
7. The operating rod according to claim 1, characterized in that a handle cross-bar (5) is further provided on the insulating rod (1), and the handle cross-bar (5) is remote from the plug (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610396322.1A CN105922205A (en) | 2016-06-07 | 2016-06-07 | Special spanner operating rod for fastening secondary terminal of current-voltage transformer body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610396322.1A CN105922205A (en) | 2016-06-07 | 2016-06-07 | Special spanner operating rod for fastening secondary terminal of current-voltage transformer body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105922205A true CN105922205A (en) | 2016-09-07 |
Family
ID=56833509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610396322.1A Pending CN105922205A (en) | 2016-06-07 | 2016-06-07 | Special spanner operating rod for fastening secondary terminal of current-voltage transformer body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105922205A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2135386A1 (en) * | 1971-05-03 | 1972-12-22 | Busseau Suzanne | |
| US6408723B1 (en) * | 2000-07-28 | 2002-06-25 | Snap-On Technologies, Inc. | Insulating composite shaft tool with interchangeable heads and method of construction thereof |
| CN2909778Y (en) * | 2006-04-30 | 2007-06-06 | 辽宁省电力有限公司朝阳供电公司 | Expansion personal safety wire |
| CN202318222U (en) * | 2011-10-31 | 2012-07-11 | 李晓武 | Special tool for secondary wiring terminals of transformers |
| CN202507212U (en) * | 2012-04-29 | 2012-10-31 | 汪玉 | Magnetic screw driver capable of lighting |
| CN103208744A (en) * | 2013-04-19 | 2013-07-17 | 四川蓝讯宝迩电子科技有限公司 | Detachable antistatic safety device of power supply cabinet |
| CN203245815U (en) * | 2013-04-07 | 2013-10-23 | 国家电网公司 | Tool for disassembling and assembling secondary wiring nut of electric transformer |
| CN203863627U (en) * | 2014-06-10 | 2014-10-08 | 国家电网公司 | Fastening device for fastening nut on power-on device |
| CN204640088U (en) * | 2015-04-30 | 2015-09-16 | 国家电网公司 | Multifunctional screw driver |
| CN205799424U (en) * | 2016-06-07 | 2016-12-14 | 深圳供电局有限公司 | Special spanner operating rod for fastening secondary terminal of current-voltage transformer body |
-
2016
- 2016-06-07 CN CN201610396322.1A patent/CN105922205A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2135386A1 (en) * | 1971-05-03 | 1972-12-22 | Busseau Suzanne | |
| US6408723B1 (en) * | 2000-07-28 | 2002-06-25 | Snap-On Technologies, Inc. | Insulating composite shaft tool with interchangeable heads and method of construction thereof |
| CN2909778Y (en) * | 2006-04-30 | 2007-06-06 | 辽宁省电力有限公司朝阳供电公司 | Expansion personal safety wire |
| CN202318222U (en) * | 2011-10-31 | 2012-07-11 | 李晓武 | Special tool for secondary wiring terminals of transformers |
| CN202507212U (en) * | 2012-04-29 | 2012-10-31 | 汪玉 | Magnetic screw driver capable of lighting |
| CN203245815U (en) * | 2013-04-07 | 2013-10-23 | 国家电网公司 | Tool for disassembling and assembling secondary wiring nut of electric transformer |
| CN103208744A (en) * | 2013-04-19 | 2013-07-17 | 四川蓝讯宝迩电子科技有限公司 | Detachable antistatic safety device of power supply cabinet |
| CN203863627U (en) * | 2014-06-10 | 2014-10-08 | 国家电网公司 | Fastening device for fastening nut on power-on device |
| CN204640088U (en) * | 2015-04-30 | 2015-09-16 | 国家电网公司 | Multifunctional screw driver |
| CN205799424U (en) * | 2016-06-07 | 2016-12-14 | 深圳供电局有限公司 | Special spanner operating rod for fastening secondary terminal of current-voltage transformer body |
Non-Patent Citations (1)
| Title |
|---|
| 黄晓明等: "《电工操作证考证上岗一点通 基础篇》", 31 January 2014 * |
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Legal Events
| 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: 20160907 |
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| RJ01 | Rejection of invention patent application after publication |