CN201841348U - Electric welding pliers - Google Patents
Electric welding pliers Download PDFInfo
- Publication number
- CN201841348U CN201841348U CN2010205005884U CN201020500588U CN201841348U CN 201841348 U CN201841348 U CN 201841348U CN 2010205005884 U CN2010205005884 U CN 2010205005884U CN 201020500588 U CN201020500588 U CN 201020500588U CN 201841348 U CN201841348 U CN 201841348U
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- Prior art keywords
- guide rod
- pin
- energising
- energising guide
- handle
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Abstract
A pair of electric welding pliers relates to an improvement of the conventional stick-shaped three-point type electric welding pliers and is characterized in that firstly, two different metal materials are welded at the front section and rear section of an energized guide bar, the metal material with good electrical conductivity is arranged at the rear section of the energized guide bar, and the metal material with high strength and arc resistance is arranged at the front section of the energized guide bar; and secondly, a crown pillar perpendicular to two gripping surfaces and higher than one gripping surface is arranged in the middle at the crotch of a fork-shaped gripping jaw of the electric welding pliers. By adopting the electric welding pliers, not only is the service life of the electric welding pliers prolonged, but also a great amount of precious non-ferrous metals can be saved, and the manufacturing cost of products is reduced; and the electric welding pliers meets the National Safety Inspection Standards for Electrical Products, has small heat productivity after being used for a long time with heavy current, can be used normally, and can grip the welding rods with less force.
Description
Technical field
The utility model relates to a kind of electrode holders.
Background technology
Disclose on the Chinese utility model patent communique on July 30th, 2008 a kind of " rod shape bikini electrode holders " (patent No. 200720013447.8), it is to the effect that: electrode holders energising guide rod leading portion is provided with the fork-shaped jaw with two clamping faces, its back is provided with journal stirrup, the pin that is with spring is established in the journal stirrup back, this energising guide rod leading portion outside is coated with the insulating materials shell, back segment is positioned at handle, front portion at energising guide rod back segment is provided with screw, be provided with pin for suppressing metal in it, establish the securing member that cable is linked to each other with the energising guide rod in this pin for suppressing metal back, the metal jaw of movable depression bar is one, the journal stirrup corresponding with the guide rod of switching on established at its middle part, establish bearing pin in both axis holes, be coated on the outside and depression bar position relative with energising guide rod pin that always extend to notch on the handle of metal jaw and be provided with the slotted eye of the spring other end, this depression bar rear portion is provided with through hole with the relative position of guide rod pin that switches on.Its weak point is: 1, because the movable depression bar of these electrode holders is to be the lever in axle center with the journal stirrup, the back is high more, front end is low more, when not pressing from both sides welding rod, journal stirrup back spring is a loose high top state, so the metal jaw front position that links to each other with movable depression bar is minimum, following position, energising guide rod fork-shaped jaw plane below dropping on.And welding rod is the position that is clipped in this top, fork-shaped jaw plane, so folder must firmly be pushed the high position of rising, movable depression bar back during welding rod, so because this soldering turret does not have high pressure handle to make moment just presss from both sides welding rod and require great effort very much.2, electrode holders journal stirrup front end is low excessively, and the journal stirrup back then is too high, makes distance between the insulating boot of the movable depression bar at spring position and energising guide rod outside cross ambassador's finger and can touch charged spring, does not meet national electric product safety verification standard.If increase the thickness of movable depression bar downwards is that the spring slotted eye is increased, or upwards increases the thickness of energising guide rod insulating boot, when the folder welding rod, and the first dieback of then above-mentioned two parts, spring can not be worked, and soldering turret can't use.3, the energising guide rod of present various electrode holders all adopts the copper material that conducts electricity very well, but can produce discharge between welding rod and the electrode holders in use, and the not anti-electric arc of copper is beaten, with electric welding clamp welding rod partly beat the recessed injustice in hole, shorten service life of electrode holders.
Summary of the invention
The purpose of this utility model is to provide the electrode holders that a kind of welding rod of folder just is laborsaving, meet national associated safety standard and long service life.This electrode holders energising guide rod leading portion is provided with the fork-shaped jaw with two clamping faces, its back is provided with journal stirrup, the pin that is with spring is established in the journal stirrup back, this energising guide rod leading portion outside is coated with the insulating materials shell, back segment is positioned at handle, front portion at energising guide rod back segment is provided with screw, be provided with pin for suppressing metal in it, establish the securing member that cable is linked to each other with the energising guide rod in this pin for suppressing metal back, the metal jaw of movable depression bar is one, the journal stirrup corresponding with the guide rod of switching on established at its middle part, establish bearing pin in both axis holes, be coated on the outside and depression bar position relative with energising guide rod pin that always extend to notch on the handle of metal jaw and be provided with the slotted eye of the spring other end, this depression bar rear portion is provided with through hole with the relative position of guide rod pin that switches on.The utility model mainly is: be provided with perpendicular to two clamping faces at the middle part of above-mentioned electrode holders fork-shaped jaw crotch and be higher than the fore-set of clamping face, this fore-set can make above-mentioned electrode holders when not pressing from both sides welding rod, metal jaw and energising guide rod clamping face have certain interval, and preferably this gap is slightly smaller than the size of minimum diameter welding rod.Above-mentioned fore-set can be connected as a single entity with energising guide rod fork-shaped jaw, also can establish screw on the relative position of fork-shaped jaw, and fore-set is the screw that is located in this screw.In addition establish boss at the handle inner surface with the corresponding front, position of guide rod pin for suppressing metal that switches on, it can be concave shape, circular arc, broken line shape or in-line, and its effect is that the guide rod that prevents to switch on is extracted out in handle.Be preferably on the handle corresponding of above-mentioned boss back and establish spring pad, prevent that pin for suppressing metal from producing the electrode holders self that become flexible and cause in use and rocking, guarantee welding quality with pin for suppressing metal.
Energising guide rod leading portion is two kinds of different metal materials that weld together with back segment, and preferably the front and back section is with the journal stirrup boundary, and promptly the fork-shaped jaw of journal stirrup and front thereof is a leading portion, and remaining is back segment.Energising guide rod back segment is the metal material that conducts electricity very well, this metal material can be single metal material, as copper or aluminium, it also can be compound metal material, the metal that promptly conducts electricity very well is as conductive bodies, it connects together with the another kind of metal material that increases energising guide rod intensity such as stainless steel or carbon steel, and both can be that to weld together also can be to connect together by securing member; Energising guide rod leading portion is intensity height, arc resisting metal material, this metal material can be single metal material, as stainless steel or carbon steel, it also can be compound metal material, it is intensity height, arc resisting material such as stainless steel or carbon steel working portion as the fork-shaped jaw, it connects together with the another kind of metal material that conducts electricity very well such as copper or aluminium, and both can be that to weld together also can be to connect together by securing member.
The utility model compared with prior art has following advantage:
1, the folder welding rod is very laborsaving: when the folder welding rod, only need the opening position of welding rod below energising guide rod fork-shaped jaw inserted to the fore-set position, when putting in forward, exert oneself to side direction again,, welding rod enters in the gap of metal jaw and fork-shaped jaw promptly normal use location so just taking advantage of a situation.
2, safe in utilization: the movable depression bar rear end that the fore-set of increase will link to each other with the metal jaw again when metal jaw front end is lifted presses down, so reduce at the movable depression bar at spring position and the distance between the insulating boot outside the energising guide rod, reach the size of national electric product safety verification.The user is pointed can not the contact electrification body, and it is convenient, quick to change welding rod, and overall structure is more attractive in appearance.
3, long service life, cost are low: the utility model is guaranteeing under the normal prerequisite of using of electrode holders, according to the effect different mining at its each position with different materials, not only increased the service life of electrode holders, and saved the non-ferrous metal of a large amount of preciousnesses again, big current work heating is minimum, has reduced production cost of products.
4, use dependable performance still for a long time, and guarantee welding quality.
When 5, the energising guide rod adopts metallic aluminium, not only electrode holders light weight, rapid operation, and because the resource of aluminium is extensive, cost is low, but the overstriking guide rod makes electric current transmit better effects if.
Description of drawings
Fig. 1 is that schematic diagram cuts open in the utility model master office of looking.
Fig. 2 is the schematic perspective view of the utility model energising guide rod fork-shaped jaw.
Fig. 3 is that the utility model example 1 energising guide rod master looks schematic diagram.
Fig. 4 is that the utility model example 2 energising guide rod masters look schematic diagram.
Fig. 5 is that the utility model example 3 energising guide rod masters look schematic diagram.
The specific embodiment
Cut open in the schematic diagram in the electrode holders master office of looking illustrated in figures 1 and 2, electrode holders energising guide rod 1 leading portion is provided with the fork-shaped jaw 2 with two clamping faces, its back is provided with journal stirrup, the pin 4 that is with spring 3 is established in the journal stirrup back, this energising guide rod leading portion outside is coated with insulating materials shell 5, and back segment is positioned at handle 6, is provided with screw in the front portion of energising guide rod back segment, be provided with pin for suppressing metal 7 in it, establish the securing member 8 that cable is linked to each other with the energising guide rod in this pin for suppressing metal back.The front and back section of above-mentioned energising guide rod not at grade, and the back segment that is positioned at handle is near apart from the distance of handle center's line apart from the leading portion that the distance of handle center's line is positioned at outside the handle.The metal jaw 9 of movable depression bar is one, the journal stirrup corresponding with the guide rod of switching on 10 established at its middle part, establish bearing pin in both axis holes, be coated on outside and depression bar 11 position relative with energising guide rod pin that always extend to notch on the handle of metal jaw and be provided with the slotted eye of the spring other end, this depression bar rear portion is provided with through hole with the relative position of guide rod pin that switches on.Be provided with perpendicular to two clamping faces at the middle part of above-mentioned electrode holders fork-shaped jaw crotch and be higher than the fore-set 12 of clamping face.Metal jaw and energising guide rod clamping face have certain interval, and this gap is slightly smaller than the size of minimum diameter welding rod.Above-mentioned fore-set is connected as a single entity with energising guide rod fork-shaped jaw.Establish concave shape boss 13 in the handle inner surface front, position corresponding in addition, on the handle corresponding of above-mentioned boss back, establish spring pad 14 with pin for suppressing metal with energising guide rod pin for suppressing metal.
Look in the schematic diagram the utility model energising guide rod master shown in Figure 3, energising guide rod 1 leading portion is two kinds of different metal materials that weld together with back segment, energising guide rod back segment is a red copper, and energising guide rod leading portion is a carbon steel, adopts high frequency brazing that both are welded together.
Look in the schematic diagram the utility model energising guide rod master shown in Figure 4, energising guide rod back segment is that red copper bar 1-1 is as conductive bodies, be provided with the stainless steel 1-2 that is combined with each other with it with argon arc welding above it, this energising guide rod leading portion is for also being stainless steel, and the red copper bar of itself and back segment is connected as a single entity.
Look in the schematic diagram the utility model energising guide rod master shown in Figure 5, the energising guide rod is aluminium bar substantially, just the working portion of its leading portion fork-shaped jaw is U-shaped stainless steel 2-1, which is provided with 4 screws, be equipped with corresponding through hole on the energising guide rod below each screw, the screw 13 that is located in the through hole links to each other fork-shaped jaw top and the bottom.
Claims (7)
1. electrode holders, its energising guide rod leading portion is provided with the fork-shaped jaw with two clamping faces, its back is provided with journal stirrup, the pin that is with spring is established in the journal stirrup back, this energising guide rod leading portion outside is coated with the insulating materials shell, back segment is positioned at handle, front portion at energising guide rod back segment is provided with screw, be provided with pin for suppressing metal in it, establish the securing member that cable is linked to each other with the energising guide rod in this pin for suppressing metal back, the metal jaw of movable depression bar is one, the journal stirrup corresponding with the guide rod of switching on established at its middle part, establish bearing pin in both axis holes, be coated on metal jaw outside and the depression bar that always extends to notch on the handle and the relative position of guide rod pin that switches on and be provided with the slotted eye of the spring other end, the position relative with energising guide rod pin, this depression bar rear portion is provided with through hole, it is characterized in that: be provided with perpendicular to two clamping faces at the middle part of above-mentioned electrode holders fork-shaped jaw crotch and be higher than the fore-set of clamping face.
2. electrode holders according to claim 1, it is characterized in that: energising guide rod leading portion is two kinds of different metal materials that weld together with back segment, energising guide rod back segment is the metal material that conducts electricity very well, and energising guide rod leading portion is intensity height, arc resisting metal material.
3. electrode holders according to claim 2 is characterized in that: energising guide rod back segment be the aluminium that conducts electricity very well or copper as conductive bodies, itself and another kind of stainless steel or the compound metal material of carbon steel that increases energising guide rod intensity.
4. electrode holders according to claim 2 is characterized in that: energising guide rod leading portion is intensity height, arc resisting stainless steel or the carbon steel working portion as the fork-shaped jaw, itself and another kind of copper or the compound metal material of aluminium that conducts electricity very well.
5. electrode holders according to claim 1 is characterized in that: establish boss in the front, position that the handle inner surface is corresponding with energising guide rod pin for suppressing metal.
6. electrode holders according to claim 5 is characterized in that: establish spring pad on the handle corresponding with pin for suppressing metal of above-mentioned boss back.
7. electrode holders according to claim 6 is characterized in that: the front and back section of above-mentioned energising guide rod not at grade, and the back segment that is positioned at handle is near apart from the distance of handle center's line apart from the leading portion that the distance of handle center's line is positioned at outside the handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205005884U CN201841348U (en) | 2010-08-19 | 2010-08-19 | Electric welding pliers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205005884U CN201841348U (en) | 2010-08-19 | 2010-08-19 | Electric welding pliers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201841348U true CN201841348U (en) | 2011-05-25 |
Family
ID=44036252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205005884U Expired - Lifetime CN201841348U (en) | 2010-08-19 | 2010-08-19 | Electric welding pliers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201841348U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101934421A (en) * | 2010-08-19 | 2011-01-05 | 戢焕贤 | Electric welding pliers |
-
2010
- 2010-08-19 CN CN2010205005884U patent/CN201841348U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101934421A (en) * | 2010-08-19 | 2011-01-05 | 戢焕贤 | Electric welding pliers |
| CN101934421B (en) * | 2010-08-19 | 2012-11-07 | 戢焕贤 | Electric welding pliers |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Ji Huanxian Document name: Notification of Passing Examination on Formalities |
|
| DD01 | Delivery of document by public notice |
Addressee: Ji Huanxian Document name: Notification to Pay the Fees |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20110525 Effective date of abandoning: 20130227 |
|
| RGAV | Abandon patent right to avoid regrant | ||
| DD01 | Delivery of document by public notice |
Addressee: Ji Huanxian Document name: Notification of Passing Examination on Formalities |