CN102672323B - Anti-scalding electric welding pliers - Google Patents
Anti-scalding electric welding pliers Download PDFInfo
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- CN102672323B CN102672323B CN201210193556.8A CN201210193556A CN102672323B CN 102672323 B CN102672323 B CN 102672323B CN 201210193556 A CN201210193556 A CN 201210193556A CN 102672323 B CN102672323 B CN 102672323B
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- heat block
- insulated heat
- handle
- electric conductor
- mouth insulated
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Abstract
The invention discloses anti-scalding electric welding pliers which comprise an upper plier nozzle (1), an upper handle (2), a return spring (3), a connecting frame (4), a handle (5) and a conductor (6). A connecting nozzle insulation heat-insulating block (7) is arranged between the conductor (6) and the handle (5). A lower plier nozzle (7.1) is formed at the front end of the connecting nozzle insulation heat-insulating block (7). The connecting nozzle insulation heat-insulating block (7) is hinged with the upper handle (2). The conductor can be isolated to transfer heat to the handle. The anti-scalding electric welding pliers have more excellent safety performance. The invention belongs to the technical field of welding equipment.
Description
Technical field
The invention belongs to technical field of welding equipment, especially relate to a kind of scalding-resistant electric-welding pliers.
Background technology
Existing electrode holders form primarily of jaw, up knob, spring, link, insulated handle and the electric conductor be arranged in insulated handle; Electrode holders clamp welding rod by jaw, transmit a large amount of electric currents by electric conductor to welding rod, produce arc-melting welding rod and realize welding between welding rod with soldered body.Electric conductor on existing electrode holders adopts copper material to make substantially, and electric conductor rear end is used for connecting and fixed power source line, and the front end of electric conductor becomes the lower clamp nozzle of electrode holders.Both sides, electric conductor front end lower bending shape becomes two flangings, makes electric conductor front end become U-type groove, and lower two curved flangings are conflicted on insulated handle inwall, and are fixed in insulated handle by electric conductor through insulated handle by screw.
The electrode holders of said structure have the following disadvantages: one, two flangings curved under electric conductor directly contact with insulated handle, when electrode holders are after continuous welding a period of time, the amount of heat that electric arc between welding rod with soldered body produces and heat that when working, the electric current of electric conductor own produces will be delivered on insulated handle by two flangings of electric conductor and the screw being connected electric conductor and insulated handle, make insulated handle surface temperature can reach more than 40 degree, operator easily feels very hot, operator is made to have to stop, welding is continued again after handle cooling, have impact on job schedule.Two, electric conductor is fixed by screws on handle, the bar portion of screw is directly screwed onto on electric conductor, due to electrode holders work time, electric conductor is charged, causes screw also charged, and head of screw is exposed in the screw hole of insulated handle, there is potential safety hazard, the finger of operator easily touches the head of screw be exposed in screw hole, and electric shock accidents occurs.
In sum, the hot operator of being of current electrode holders handle cannot use the main cause of electrode holders for a long time; Screw on handle is charged, is the reason place that electric shock accidents occurs.
Summary of the invention
Technical problem to be solved by this invention is: provide one can completely cut off electric conductor and transfer heat to handle and the better scalding-resistant electric-welding pliers of security performance.
The technical solution used in the present invention is: a kind of scalding-resistant electric-welding pliers, it comprises upper clamp nozzle, up knob, back-moving spring, link, handle and electric conductor, the company's of being provided with mouth insulated heat block between electric conductor and handle, described company's mouth insulated heat block front end becomes lower clamp nozzle, connect mouth insulated heat block and up knob hinged.Electric conductor with connect mouth insulated heat block and be connected, company's mouth insulated heat block is connected with handle.The edge connecting mouth insulated heat block front section upwards extends to form semi-closed ring, and electric conductor is positioned at the accommodating cavity that semi-closed ring is formed.Connect mouth insulated heat block and up knob is hinged refers to that link is fixed on up knob, company's mouth insulated heat block and link hinged.Described electric conductor with connect mouth insulated heat block and be connected and refer to that electric conductor is provided with screwed hole I, connect mouth insulated heat block and be provided with through hole I, electric conductor with connect mouth insulated heat block and be spirally connected through screw I.Connect the mouth insulated heat block company's of the referring to mouth insulated heat block that is connected with handle and be provided with at least one nut from front to back, handle through screw II through handle with connect mouth insulated heat block and be screwed onto on nut, the screw rod end face of screw II and all have gap between nut and electric conductor.
Described company's mouth insulated heat block is provided with lower cavity, and nut is spacing in lower cavity.
Described nut is embedded in and connects in mouth insulated heat block.
The head of described screw II is surrounded by a layer polypropylene pp insulating barrier.
Described company's mouth insulated heat block is that phenolic resins glass fibre reinforced mould plastic connects mouth insulated heat block or connects mouth insulated heat block for glass fiber reinforced unsaturated polyester plastic.
The invention has the beneficial effects as follows: scalding-resistant electric-welding pliers of the present invention increases by one piece of even mouth insulated heat block between electric conductor and handle, and connect mouth insulated heat block to be connected separately with electric conductor, connect mouth insulated heat block to be connected separately with handle, because even mouth insulated heat block is a kind of heat insulation, fire-retardant, insulating bodies, the heat on such electric conductor and electric current would not be directly passed to handle; In addition, connect the screw II of mouth insulated heat block and handle and all have gap between nut and electric conductor, mean screw II and nut all not with conductive body contact, so, the heat on electric conductor and electric current cannot be indirectly transferred to handle by screw II and nut; So final, heat on electric conductor and electric current cannot directly and indirect transfer on handle, therefore, electrode holders of the present invention use handle also to there will not be the state of high-temperature (more than 40 DEG C) for a long time, screw II does not contact with electric conductor, therefore the screw II be screwed onto on handle is not charged, and security performance is better.
Accompanying drawing explanation
Fig. 1 is overall schematic of the present invention.
Fig. 2 is sectional view of the present invention.
Fig. 3 is that the present invention connects mouth insulated heat block schematic diagram.
In figure, 1, upper clamp nozzle, 2, up knob, 3, back-moving spring, 4, link, 5, handle, 6, electric conductor, 7, connect mouth insulated heat block, 7.1, lower clamp nozzle, 7.2, semi-closed ring, 7.3, through hole I, 7.4, lower cavity, 8, screw I, 9, nut, 10, screw II, 10.1, polypropylene pp insulating barrier, 11, spring base.
Detailed description of the invention
Be below present pre-ferred embodiments, but therefore do not limit protection scope of the present invention.
With reference to shown in Fig. 1, Fig. 2 and Fig. 3, a kind of scalding-resistant electric-welding pliers of the present invention, it comprises upper clamp nozzle 1, up knob 2, back-moving spring 3, link 4, handle 5 and electric conductor 6, the company's of being provided with mouth insulated heat block 7 between electric conductor 6 and handle 5, described company's mouth insulated heat block 7 front end becomes lower clamp nozzle 7.1, connects mouth insulated heat block 7 hinged with up knob 2.Scalding-resistant electric-welding pliers of the present invention also comprises a spring base 11, and spring base 11 is located at electric conductor 6 upper surface, and the two ends of back-moving spring 3 are connected with spring base 11 with up knob 2 respectively, shown in composition graphs 1.Upper clamp nozzle 1 and up knob 2 one-body molded.
The company's of being provided with mouth insulated heat block 7 between electric conductor 6 and handle 5, electric conductor 6 with connect mouth insulated heat block 7 and be connected, company's mouth insulated heat block 7 is connected with handle 5.For innovative point of the present invention, main object be completely cut off simultaneously electric conductor 6 and handle 5 directly and mediate contact, so just can cut off heat on electric conductor 6 and electric current passes to handle 5.This is the place that prior art cannot overcome.
The edge connecting mouth insulated heat block 7 front section upwards extends to form semi-closed ring 7.2, and electric conductor 6 is positioned at the accommodating cavity that semi-closed ring 7.2 is formed.Guaranteeing that electric conductor 6 can be firm spacing connecting in mouth insulated heat block 7, also avoiding electric conductor 6 to contact with handle 5 simultaneously.
Connect mouth insulated heat block 7 and refer to that link 4 is fixed on up knob 2 with up knob 2 is hinged, connect mouth insulated heat block 7 hinged with link 4.Also have in the middle of the electrode holders of link 4 prior art, the fixed form of link 4 and up knob 2 and position and prior art consistent, omit herein.
Described electric conductor 6 with connect mouth insulated heat block 7 and be connected and refer to that electric conductor 6 is provided with screwed hole I, connect mouth insulated heat block 7 and be provided with through hole I 7.3, electric conductor 6 with connect mouth insulated heat block 7 and be spirally connected through screw I 8.Electric conductor 6 and the connected mode connected between mouth insulated heat block 7 can be changeable, and the present embodiment, only for this example.
Connect mouth insulated heat block 7 company's of the referring to mouth insulated heat block 7 that is connected with handle 5 and be provided with at least one nut 9 from front to back, handle 5 through screw II 10 through handle 5 with connect mouth insulated heat block 7 and be screwed onto on nut 9, the screw rod end face of screw II 10 and all have gap between nut 9 and electric conductor 6.The bonding strength connected between mouth insulated heat block 7 and handle 5 can be arranged according to actual needs organizes nut 9 and screw II 10 more.Two groups of nuts 9 and screw II 10 is have chosen in the present embodiment.
Shown in composition graphs 3, described company's mouth insulated heat block 7 is provided with lower cavity 7.4, and nut 9 is spacing in lower cavity 7.4.The shape need of lower cavity 7.4 is: when nut 9 is that screw II 10 is spirally connected, and can prevent screw II 10 from rotating.Profile according to screw II 10 is arranged, and such as screw II 10 profile is hexagonal or corner, so descends the shape of cavity 7.4 to can be hexagonal or corner, rotates based on spacing firmly screw II 10.Select such structure from technique, relatively simpler.In addition also can take structure below, that is: nut 9 can in the company's of being embedded in mouth insulated heat block 7.
The material of above-mentioned nut 9 can be iron, copper, red copper, stainless steel etc.Nut 9 can substitute with the iron plate being threaded hole, and these are all simple replacements, still belong in protection scope of the present invention.
The head of described screw II 10 is surrounded by a layer polypropylene pp insulating barrier 10.1.Dual fail-safe effect, that is: just in case electrode holders appearance damage in the middle of using, after causing screw II 10 bar portion to contact with electric conductor 6, be surrounded by a layer polypropylene pp insulating barrier 10.1 at screw II 10 head, can prevent the possibility of accident generation and contact.
Described company's mouth insulated heat block 7 connects mouth insulated heat block 7 for phenolic resins glass fibre reinforced mould plastic or connects mouth insulated heat block 7 for glass fiber reinforced unsaturated polyester plastic.In other words connecting mouth insulated heat block 7 can adopt this bi-material to make.Because this bi-material has insulation, heat insulation, fire-retardant superperformance.
The operation principle of scalding-resistant electric-welding pliers of the present invention is the same with existing electrode holders operation principle, when different places is that scalding-resistant electric-welding pliers of the present invention works, the amount of heat that the electric arc between welding rod and soldered body produces and the heat that when working, the electric current of electric conductor 6 own produces can not directly or indirectly pass to handle 5.Because what directly contact with electric conductor 6 is connect mouth insulated heat block 7, and to connect mouth insulated heat block 7 be a kind of insulation, heat insulation, fire-retardant object, so it is negligible to pass to the heat of handle 5 through electric conductor 6.In addition, handle 5 is connected to mouth insulated heat block 7 by nut 9 and screw II 10, and nut 9 and screw II 10 directly do not contact with electric conductor 6, so heat on electric conductor 6 and electric current cannot to be delivered on handle 5 electrode holders of prior art (be cannot accomplish) here.So, electrode holders of the present invention use handle 5 also to there will not be the state of high-temperature (more than 40 DEG C) for a long time, screw II 10 does not contact with electric conductor 6, therefore the screw II 10 be screwed onto on handle is not charged, security performance is better, also has nothing to do even if use central operator to encounter screw II 10.
Claims (4)
1. a scalding-resistant electric-welding pliers, it comprises upper clamp nozzle (1), up knob (2), back-moving spring (3), link (4), handle (5) and electric conductor (6), it is characterized in that: the company's of being provided with mouth insulated heat block (7) between electric conductor (6) and handle (5), described company mouth insulated heat block (7) front end becomes lower clamp nozzle (7.1), connects mouth insulated heat block (7) hinged with up knob (2); Electric conductor (6) is connected with company's mouth insulated heat block (7), connects mouth insulated heat block (7) and is connected with handle (5); The edge connecting mouth insulated heat block (7) front section upwards extends to form semi-closed ring (7.2), and electric conductor (6) is positioned at the accommodating cavity that semi-closed ring (7.2) is formed; Connect mouth insulated heat block (7) and refer to that link (4) is fixed on up knob (2) with up knob (2) is hinged, connect mouth insulated heat block (7) hinged with link (4); Described electric conductor (6) is connected with company's mouth insulated heat block (7) and refers to that electric conductor (6) is provided with screwed hole I, connect mouth insulated heat block (7) and be provided with through hole I (7.3), electric conductor (6) and even mouth insulated heat block (7) are spirally connected through screw I (8); Connect mouth insulated heat block (7) company's of referring to mouth insulated heat block (7) that is connected with handle (5) and from front to back, be provided with at least one nut (9), handle (5) through screw II (10) through handle (5) with connect mouth insulated heat block (7) and be screwed onto on nut (9), the screw rod end face of screw II (10) and all have gap between nut (9) and electric conductor (6); Described company's mouth insulated heat block (7) is provided with lower cavity (7.4), and nut (9) is spacing in lower cavity (7.4).
2. scalding-resistant electric-welding pliers according to claim 1, is characterized in that: in described nut (9) company of being embedded in mouth insulated heat block (7).
3. scalding-resistant electric-welding pliers according to claim 1, is characterized in that: the head of described screw II (10) is surrounded by a layer polypropylene pp insulating barrier (10.1).
4. scalding-resistant electric-welding pliers according to claim 1, is characterized in that: described company's mouth insulated heat block (7) connects mouth insulated heat block (7) for phenolic resins glass fibre reinforced mould plastic or connects mouth insulated heat block (7) for glass fiber reinforced unsaturated polyester plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210193556.8A CN102672323B (en) | 2012-06-13 | 2012-06-13 | Anti-scalding electric welding pliers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210193556.8A CN102672323B (en) | 2012-06-13 | 2012-06-13 | Anti-scalding electric welding pliers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102672323A CN102672323A (en) | 2012-09-19 |
| CN102672323B true CN102672323B (en) | 2015-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210193556.8A Active CN102672323B (en) | 2012-06-13 | 2012-06-13 | Anti-scalding electric welding pliers |
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| CN (1) | CN102672323B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105643071A (en) * | 2014-11-27 | 2016-06-08 | 成都创客之家科技有限公司 | Electrode holders |
| CN105057859B (en) * | 2015-07-24 | 2017-05-03 | 周光明 | Anti-scalding welding clamp |
| CN106695085A (en) * | 2016-11-24 | 2017-05-24 | 宁波旭上工具制造有限公司 | Anti-scalding welding clamp |
| CN114951927B (en) * | 2022-07-29 | 2022-10-28 | 张家港史帝曼五金制品有限公司 | Scald-proof electric welding tongs |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1426869A (en) * | 1997-01-07 | 2003-07-02 | 胡五一 | Non scalding hand electric welding tongs having easy connection wire |
| CN201009060Y (en) * | 2007-03-18 | 2008-01-23 | 宁波尚谢恩工具制造有限公司 | Improved electric solder tweezers |
| CN201841349U (en) * | 2010-10-28 | 2011-05-25 | 冯羡楹 | Heat-insulating electric welding pliers |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6184492B1 (en) * | 1996-07-16 | 2001-02-06 | Nikolaos Busopulos | Welding electrode holder for coated electrodes |
| CN2449857Y (en) * | 2000-11-15 | 2001-09-26 | 孔令哲 | Welding tongs with hand non-scalding handle |
| KR20100102330A (en) * | 2009-03-11 | 2010-09-24 | 주식회사 삼의성이엔지 | An electrode holder for arc welding |
| CN201677126U (en) * | 2010-05-15 | 2010-12-22 | 周光明 | Anti-scalding electric welding holder |
| CN201735943U (en) * | 2010-07-14 | 2011-02-09 | 周光明 | Electric welding pliers |
| CN201997838U (en) * | 2010-12-31 | 2011-10-05 | 周光明 | Electrode holders |
| CN202622153U (en) * | 2012-06-13 | 2012-12-26 | 周光明 | Anti-scald electric welding clamp |
-
2012
- 2012-06-13 CN CN201210193556.8A patent/CN102672323B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1426869A (en) * | 1997-01-07 | 2003-07-02 | 胡五一 | Non scalding hand electric welding tongs having easy connection wire |
| CN201009060Y (en) * | 2007-03-18 | 2008-01-23 | 宁波尚谢恩工具制造有限公司 | Improved electric solder tweezers |
| CN201841349U (en) * | 2010-10-28 | 2011-05-25 | 冯羡楹 | Heat-insulating electric welding pliers |
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| Publication number | Publication date |
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| CN102672323A (en) | 2012-09-19 |
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