CN102990541A - Tool clamp special for clamping 3A fuse wire - Google Patents
Tool clamp special for clamping 3A fuse wire Download PDFInfo
- Publication number
- CN102990541A CN102990541A CN2011102753717A CN201110275371A CN102990541A CN 102990541 A CN102990541 A CN 102990541A CN 2011102753717 A CN2011102753717 A CN 2011102753717A CN 201110275371 A CN201110275371 A CN 201110275371A CN 102990541 A CN102990541 A CN 102990541A
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- China
- Prior art keywords
- handle
- motion bar
- fuse wire
- binding clip
- clamping
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Abstract
The invention discloses a tool clamp special for clamping a 3A fuse wire which is used for the maintenance at a power grid client. The tool clamp comprises a hook-shaped clamp head, a movable rod and a handle, wherein the movable rod and the handle are axially pressed against the inside surface of the hook of the clamp head; the bottom of the clamp head is fixedly connected with the top of the handle; the lower half part of the movable rod axially extends into the handle and is elastically connected with the handle through a spring arranged at the bottom of the movable rod; and the inside surface of the hook of the clamp head and the end surface of the top of the movable rod form a clamping mouth for clamping the 3A fuse wire. The tool clamp special for clamping the 3A fuse wire has the technical effects that the technical problem that the #3A fuse wire in a 3A fuse wire tube cannot be withdrawn because of the fragmentation of the 3A fuse wire caused by over-high clamping intensity can be solved; in addition, the operating time for inserting and withdrawing the 3A fuse wire can be further shortened; and the phenomenon of short circuit when the 3A fuse wire is inserted and withdrawn caused by the failure of a metering device or equipment is avoided.
Description
Technical field
The present invention relates to a kind of folder 3A fuse specific purpose tool pincers of the maintenance for the electrical network user side.
Background technology
Electricity capacity all need be installed the kilowatt-hour meter combined connection box at 50Kw and above user in table meter wiring place of its equipment secondary side.By installing 3A cartridge fuse in the terminal box, carry out the charged and uncharged mutual conversion operations of secondary side.Running into the timing of replacing table, all needing the voltage pile crown of 3A cartridge fuse in combined connection box carried out plug work.If equipment fault or plug improperly easily causes the casualty accidents such as short circuiting arc or the explosion of 3A cartridge fuse.
The 3A cartridge fuse that comes off for insulating tape at present or damage uses nipper plier to plug operation usually, at the use nipper plier 3A cartridge fuse is plugged to have following problem in the operating process:
When 1) plugging the 3A cartridge fuse owing to the insulating tape on the 3A cartridge fuse in the combined connection box because wearing out very easy loose or come off, causing nipper plier to clamp insulating tape, only extract the insulating tape that ravels, and the 3A cartridge fuse is still stayed the original place.
2) for the old-fashioned 3A cartridge fuse of tape insulation band not, firmly be not difficult to the 3A cartridge fuse is extracted, and easily spend greatly because of chucking power, and the 3A cartridge fuse of glass material is caught broken, and the binding clip of the nipper plier of medium carbon steel is very easy to skid on the 3A of glass material cartridge fuse canals of stilling surface.
3) because the binding clip of nipper plier is carbon steel material, when the 3A cartridge fuse is carried out hot line job, must take safeguard procedures, these class safeguard procedures have certain impact to the plug operation of 3A cartridge fuse, easily cause small-sized 3A cartridge fuse by pinch off.
Summary of the invention
The objective of the invention is in order to overcome the deficiencies in the prior art, provide a kind of and can plug operation to the 3A cartridge fuse flexibly, and be not easy to be caught broken the folder 3A fuse specific purpose tool pincers of 3A cartridge fuse.
A kind of technical scheme that realizes above-mentioned purpose is: a kind of folder 3A fuse specific purpose tool clamps, and described tool tong comprises: hooked binding clip, axially rest on motion bar and the handle of the hooked inner surface of binding clip;
The bottom of described binding clip is fixedly connected with the top of described handle;
The latter half of described motion bar axially stretches into described handle, and by being arranged at the spring of described motion bar bottom, is connected with described handle elasticity, and described spring is in compressive state;
Form the jaw that the 3A cartridge fuse is carried out clamping between the top end face of the hooked inner surface of described binding clip and described motion bar;
Arranging on the sidewall of described handle can be along the slide fastener parts of described handle axial slip, the latter half of described slide fastener parts and described motion bar riveted joint.
Further, the cross sectional shape of described jaw is oval.
Further, the axial length of described binding clip is 8cm.
Further, described binding clip and described motion bar are all made by Merlon.
Further, the top of described handle arranges the ring baffle of being made by lucite.
Further, the fixed screw that can be fixed described motion bar is set on the sidewall of described handle.
After having adopted the technical scheme of folder 3A fuse specific purpose tool pincers of the present invention, obtained following technique effect: at first successfully solve in the plug 3A cartridge fuse process, since firmly excessive, and cause 3A cartridge fuse canals of stilling cracked, the technical problem that causes the 3A fuse to extract; Moreover, can further shorten the operating time that plugs the 3A cartridge fuse; Cause short circuit phenomenon when avoiding in addition causing plug 3A cartridge fuse because of metering device or equipment fault.Can improve like this operating efficiency and the safety coefficient of plug 3A cartridge fuse.
Description of drawings
Fig. 1 is that folder 3A fuse specific purpose tool of the present invention clamps whole front view;
Fig. 2 is the partial view of folder 3A fuse specific purpose tool pincers associated jaw portion of the present invention;
Fig. 3 is that the present invention is pressed from both sides the local A of 3A fuse specific purpose tool clamp holder part to cutaway view.
The specific embodiment
See also Fig. 1, Fig. 2 and Fig. 3, of the present invention in order to understand technical scheme of the present invention better, below by embodiment particularly, and be described in detail by reference to the accompanying drawings:
See also Fig. 1 and Fig. 3, folder 3A fuse specific purpose tool of the present invention pincers comprise: hooked binding clip 1, axially rest on motion bar 2 and the handle 5 of binding clip 1 hooked inner surface;
The bottom of described binding clip 1 is fixedly connected with the top of described handle 5;
The latter half of described motion bar 2 axially stretches into described handle 5, and by being arranged at the spring 6 of described motion bar 2 bottoms, is connected with described handle 5 elasticity, and described spring 6 is in compressive state;
Form the jaw 8 that the 3A cartridge fuse is carried out clamping between the top end face of described binding clip 1 hooked inner surface and described motion bar 2;
Arranging on the sidewall of described handle 5 can be along the slide fastener parts 4 of described handle 5 axial slips, the latter half radial rivet of described slide fastener parts 4 and described motion bar 2, by slide fastener parts 4 along described handle 5 sidewall axial slips, drive endwisely slipping of motion bar 2,8 pairs of 3A cartridge fuses of jaw carry out the clamping operation.The dynamics of 8 pairs of 3A fuses of jaw body clamping is to be controlled by the spring 6 that is arranged at motion bar 2 bottoms, because described spring 6 is in compressive state, therefore pass through the elastic compression deformation of spring 6, just can control the clamping dynamics for the 3A cartridge fuse, thereby folder 3A fuse specific purpose tool pincers no longer need Artificial Control for 3A cartridge fuse clamping dynamics.Simultaneously, during the small-sized 3A cartridge fuse of clamping, the elastic compression deformation of spring 6 is little, and is just little for the clamping dynamics of small-sized 3A cartridge fuse.This has just been avoided in the process of clamping, and 3A cartridge fuse that cause is caught broken because chucking power spends large, and the 3A fuse is still stayed the problem in original place.
Fixed screw 7 also is set on the sidewall of described handle 5; by regulating described fixed screw 7; described motion bar 2 can be fixed; prevent endwisely slipping of motion bar 2; be convenient to jaw 8 clamping 3A cartridge fuses; and to the plug of 3A cartridge fuse operation, also can clamp when not using at folder 3A fuse specific purpose tool of the present invention, protect hooked binding clip 1 not to be damaged.
The top of described handle 5 arranges the detachable ring baffle 3 of being made by lucite.Be convenient to so daily carrying; Lucite, light transmission is good, is convenient to observe the position of jaw during operation, and simultaneously, its intensity is high, is not subject to the short circuiting arc that causes owing to misoperation to its injury in operating process with protection operating personnel's hand.
As shown in Figure 2, the cross sectional shape of described jaw 8 is oval, can drive endwisely slipping of motion bar 2 by slide fastener parts 4 like this, in order to the 3A cartridge fuse glass tube of different-diameter is carried out clamping and plug operation.
Described binding clip 1 and described motion bar 2 are all made by Merlon, and this is in order to prevent that jaw 8 from skidding on 3A cartridge fuse canals of stilling surface, operates thereby affect plug.
The axial length of described binding clip 1 is 8cm.This is because the interior light of power distribution station is generally darker, and whether the too short sight line that can affect the operating personnel of binding clip 1 length is difficult to judge exactly jaw 8 in correct position, also can shorten the safe distance of operating personnel and electrical body simultaneously, reduces the safety coefficient of operation.If the binding clip 8 long stability that hand is controlled reduce and are not easy to carry, and 8cm is best binding clip size.
Those of ordinary skill in the art will be appreciated that, above embodiment illustrates the present invention, and be not to be used as limitation of the invention, as long as in connotation scope of the present invention, all will drop in claims scope of the present invention variation, the modification of the above embodiment.
Claims (6)
1. a folder 3A fuse specific purpose tool clamps, and it is characterized in that:
Described tool tong comprises: hooked binding clip (1), axially rest on motion bar (2) and the handle (5) of the hooked inner surface of binding clip (1);
The bottom of described binding clip (1) is fixedly connected with the top of described handle (5);
The latter half of described motion bar (2) axially stretches into described handle (5), and by being arranged at the spring (6) of described motion bar (2) bottom, is connected with described handle (5) elasticity, and described spring (6) is in compressive state;
Form the jaw (8) that the 3A cartridge fuse is carried out clamping between the top end face of the hooked inner surface of described binding clip (1) and described motion bar (2);
Arranging on the sidewall of described handle (5) can be along the slide fastener parts (4) of described handle (5) axial slip, and described slide fastener parts (4) are riveted with the latter half of described motion bar (2).
2. tool tong according to claim 1 is characterized in that: the cross sectional shape of described jaw (8) is for oval.
3. tool tong according to claim 1 and 2, it is characterized in that: the axial length of described binding clip (1) is 8cm.
4. tool tong according to claim 1 and 2, it is characterized in that: described binding clip (1) and described motion bar (2) are all made by Merlon.
5. tool tong according to claim 1 and 2 is characterized in that: the detachable ring baffle (3) that the top setting of described handle (5) is made by lucite.
6. tool tong according to claim 5 is characterized in that: the fixed screw (7) that can be fixed described motion bar (2) is set on the sidewall of described handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102753717A CN102990541A (en) | 2011-09-16 | 2011-09-16 | Tool clamp special for clamping 3A fuse wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102753717A CN102990541A (en) | 2011-09-16 | 2011-09-16 | Tool clamp special for clamping 3A fuse wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102990541A true CN102990541A (en) | 2013-03-27 |
Family
ID=47919930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102753717A Pending CN102990541A (en) | 2011-09-16 | 2011-09-16 | Tool clamp special for clamping 3A fuse wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102990541A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1682523A (en) * | 1927-05-21 | 1928-08-28 | Andrew C James | Electrode holder |
| US3864629A (en) * | 1973-03-23 | 1975-02-04 | Patrick Danna | Electrical circuit tester |
| CN2096821U (en) * | 1991-06-04 | 1992-02-19 | 郑定凡 | Spring line clip with power |
| US5720633A (en) * | 1995-06-02 | 1998-02-24 | Snap-On Technologies, Inc. | Linear opening booster clamp |
| JP2000117647A (en) * | 1998-10-15 | 2000-04-25 | Nishi Nippon Electric Wire & Cable Co Ltd | Electric wire gripper |
| CN201122785Y (en) * | 2007-08-18 | 2008-09-24 | 张平 | Connection instrument |
| CN202225102U (en) * | 2011-09-16 | 2012-05-23 | 上海市电力公司 | Special tool tong used for clamping 3A fuse |
-
2011
- 2011-09-16 CN CN2011102753717A patent/CN102990541A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1682523A (en) * | 1927-05-21 | 1928-08-28 | Andrew C James | Electrode holder |
| US3864629A (en) * | 1973-03-23 | 1975-02-04 | Patrick Danna | Electrical circuit tester |
| CN2096821U (en) * | 1991-06-04 | 1992-02-19 | 郑定凡 | Spring line clip with power |
| US5720633A (en) * | 1995-06-02 | 1998-02-24 | Snap-On Technologies, Inc. | Linear opening booster clamp |
| JP2000117647A (en) * | 1998-10-15 | 2000-04-25 | Nishi Nippon Electric Wire & Cable Co Ltd | Electric wire gripper |
| CN201122785Y (en) * | 2007-08-18 | 2008-09-24 | 张平 | Connection instrument |
| CN202225102U (en) * | 2011-09-16 | 2012-05-23 | 上海市电力公司 | Special tool tong used for clamping 3A fuse |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130327 |