CN212311126U

CN212311126U - Safety heat insulation electric welding tongs

Info

Publication number: CN212311126U
Application number: CN202020488676.0U
Authority: CN
Inventors: 马乐亮
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-29
Filing date: 2020-03-29
Publication date: 2021-01-08
Anticipated expiration: 2030-03-29

Abstract

The utility model discloses a safe thermal-insulated electrode holders belongs to electrode holders technical field, include the handle, go up the pressure handle, go up main conductive body, divide the electric conductor down, go up safety cover and spring, the handle front end is installed and is divided the electric conductor down, divide electric conductor afterbody interference connection down to have protruding fixed point b, it is connected with protruding fixed point an to go up main conductive body afterbody both sides interference, through fixing bolt connection between protruding fixed point an and protruding fixed point b, go up main conductive body afterbody and seted up the inlet wire, it has the cable through line ball screw gap connection to go up main conductive body, the cable runs through handle and cable gap connection inside last main conductive body. The cable is connected with the upper main conductor, so that the generated heat is concentrated on the upper part of the welding tongs, and the handle is prevented from heating too early; the handle is small in contact surface with the lower sub-conductor and indirectly connected with the upper main conductor and is far away from a heating source, and the anti-scalding effect is obvious; the cable passes through the handle and is installed inside the upper main conductor, and the cable can be conveniently detached.

Description

Safety heat insulation electric welding tongs

Technical Field

The utility model relates to an electrode holders technical field especially relates to a safe thermal-insulated electrode holders.

Background

The electric welding pliers, a tool for electric welding, has two handles, is shaped like pliers, and is used for holding an electric welding rod and conducting welding current during welding. The hand-held insulating tool is matched with an electric arc welding machine for clamping and operating a welding rod and ensuring the electric connection with the welding rod during manual electric arc welding.

The electrode holders of the prior art have the following disadvantages: 1. the traditional cable of the electrode holder is connected with the lower branch conductor, and the jaw is heated due to the overlong conductor, so that the handle is heated too early; 2. the lower part conductor at the bottom end of the existing electrode holder is smoothly connected with the main conductor at the upper end of the electrode holder, the contact area is large, and the lower part conductor heats quickly when in use; 3. the traditional cable is fixed on the electrode holders, and the handle shell needs to be disassembled when the cable is installed and repaired, so that the use is inconvenient; therefore, we propose a safe and heat-insulating electrode holder.

SUMMERY OF THE UTILITY MODEL

The utility model provides a safe heat insulation electrode holder, the cable is connected with the upper main conductor, thus the generated heat is concentrated on the upper part of the electrode holder, and the handle is prevented from generating heat too early; the handle is small in contact surface with the lower sub-conductor and indirectly connected with the upper main conductor and is far away from a heating source, and the anti-scalding effect is obvious; the cable passes through the handle and is installed inside the upper main conductor, and the cable can be conveniently detached.

The utility model provides a specific technical scheme as follows:

the utility model provides a safe heat insulation electrode holder, which comprises a handle, an upper pressing handle, an upper main conductor, a lower branch conductor, an upper protective cover and a spring, the front end of the handle is provided with a lower branch conductor, the tail part of the lower branch conductor is connected with a raised fixed point b in an interference manner, the two sides of the tail part of the upper main conductor are connected with a raised fixing point a in an interference manner, the raised fixing point a is connected with a raised fixing point b through a fixing bolt, the tail part of the upper main conductive body is provided with a wire inlet, the upper main conductive body is connected with a cable through a wire pressing screw gap, the cable penetrates through the handle and is connected with the inner part of the upper main conductor in a clearance way, the front end jaws of the upper main conductor and the lower branch conductor are provided with meter-shaped grooves which are corresponding to each other, the upper pressing handle is detachably connected with the upper main conductor through a fixing screw a, and two ends of the spring are respectively and fixedly connected to the handle and a fixing groove in the middle of the upper pressing handle.

Optionally, the lower branch conductor is fixedly connected with a handle through a fixing screw b.

Optionally, the top end of the right side of the upper main conductor is bolted with an upper protective cover through a screw.

Optionally, the convex fixing points a are located on both sides of the convex fixing point b.

The utility model has the advantages as follows:

the embodiment of the utility model provides a safe thermal-insulated electrode holders:

1. the cable is connected with the upper main conductor, so that the generated heat is concentrated on the upper part of the welding tongs, and the handle is prevented from heating too early; after the cable is connected with last main conductor, the heat and the electric current that the cable and last main conductor connection produced are whole concentrated on the upper portion of this electrode holders through last heat that main conductor and welding rod produced during the use, go up main conductor and lie in electrode holders top and air area of contact big, and ventilation effect is good, and the heat is concentrated on upper portion and is led to handle department to keep away from the source that generates heat to keep away from behind cable and the conductor connection back keeping silent and generate heat and cause the handle to generate heat prematurely.

2. The handle is small in contact surface with the lower sub-conductor and indirectly connected with the upper main conductor and is far away from a heating source, and the anti-scalding effect is obvious; the meter-shaped grooves are formed in the front end clamping jaws of the lower main conductor and the upper main conductor and correspond to each other, the contact area is reduced when the upper main conductor is connected with the lower main conductor, the heat transfer speed of the upper main conductor transferred to the lower main conductor is reduced, the handle is indirectly connected with the upper main conductor, the overall heating of the handle is slow, and the sustainable working time is long.

3. The cable is arranged in the upper main conductor through the handle, so that the cable can be conveniently detached; the cable passes the handle from the handle afterbody, and the concave recess has been seted up on the handle right side, and the cable passes through to go up main conductive body through the line ball screw from the handle concave recess and fixes through the line ball screw, and the cable inserts main conductive body after passing the handle in and fixes it through the line ball screw, and easy to assemble need not to dismantle handle shell, convenient to use.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of a safety heat-insulation electric welding holder according to an embodiment of the present invention;

fig. 2 is a schematic structural view of an electrical conductor installation of a safety heat insulation electrode holder according to an embodiment of the present invention;

fig. 3 is a schematic structural view of an electrical conductor connection of a safety heat insulation electrode holder according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a lower electrical conductor of a safety heat-insulation electrode holder according to an embodiment of the present invention.

In the figure: 1. a handle; 2. pressing the handle upwards; 3. an upper main conductor; 4. a lower branch conductor; 5. an upper protective cover; 6. a spring; 7. a fixing screw a; 8. a raised fixing point a; 9. a screw; 10. a fixing screw b; 11. a raised fixing point b; 12. fixing the bolt; 13. a cable; 14. a wire pressing screw; 15. a wire inlet; 16. a rice-shaped groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A safety and thermal insulation electrode holder according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 4.

Referring to fig. 1 to 4, a pair of safety heat-insulation electric welding pliers provided by the embodiment of the present invention includes a handle 1, an upper pressing handle 2, an upper main conductor 3, a lower sub-conductor 4, an upper protective cover 5 and a spring 6, the front end of the handle 1 is provided with the lower sub-conductor 4, the tail of the lower sub-conductor 4 is connected with a protruding fixing point b11 in an interference manner, two sides of the tail of the upper main conductor 3 are connected with a protruding fixing point a8 in an interference manner, the protruding fixing point a8 is connected with the protruding fixing point b11 through a fixing bolt 12, the tail of the upper main conductor 3 is provided with a wire inlet 15, the upper main conductor 3 is connected with a cable 13 through a wire pressing screw 14 in a clearance manner, the cable 13 penetrates through the handle 1 and the cable 13 is connected inside the upper main conductor 3 in a clearance manner, front end jaws of the upper main conductor 3 and the lower sub-conductor 4 are provided with a, the upper pressing handle 2 is detachably connected with the upper main conductor 3 through a fixing screw a7, and two ends of the spring 6 are respectively and fixedly connected in a fixing groove in the middle of the handle 1 and the upper pressing handle 2.

Illustratively, the electrode holders are composed of a handle 1, an upper pressing handle 2, an upper main conductor 3, a lower branch conductor 4, an upper protective cover 5 and a spring 6, the spring 6 is fixed between the handle 1 and the upper pressing handle 2, the spring 6 is compressed when in use, after the electrode holders are used, the handle 1 and the upper pressing handle 2 are restored by the outward force of the spring 6 to the handle 1 and the upper pressing handle 2, the spring 6 is not in contact with the upper main conductor 3 and the lower branch conductor 4, and the service life of the spring 6 can be prolonged; the wire inlet 15 is circular, the cable 13 enters the upper main conductor 3 through the wire inlet 15 to be fixed, and the protruding fixed point connected with the tail parts of the upper and lower conductors rotates by taking the fixed bolt 12 as an axis.

Referring to fig. 1, the lower branch conductor 4 is fixedly connected with a handle 1 through a fixing screw b 10.

Illustratively, the upper main conductor 4 is fixed to the right inside of the handle 1 by two fixing screws b10 for operation.

Referring to fig. 1, the upper main conductor 3 is bolted at its right top end with an upper protective cover 5 by a screw 9.

Illustratively, the upper protective cover 5 is connected to the right side of the upper main conductor 3 for protection, so as to avoid injuring human body by mistake.

Referring to fig. 2, the convex fixing point a8 is located on both sides of the convex fixing point b 11.

Illustratively, the bump fixation point a8 secures the bump fixation point b11 on both sides of the bump fixation point b 11.

When the welding electrode clamp is used, a cable 13 penetrates through the handle 1 from the tail of the handle 1, the cable 13 penetrates through the wire inlet 15 from the concave part of the handle 1 to enter the upper main conductor 3 to be fixed through the wire pressing screw 14, the pressing handle 2 is pressed downwards when the welding electrode clamp is used, the spring 6 between the pressing handle 2 and the handle 1 is compressed, the protruding fixing point a8 at the tail part of the upper main conductor 3 rotates for a certain angle along the fixing bolt 12, the upper main conductor 3 and the lower branch conductor 4 are closed to fix the welding electrode, the spring 6 restores the original state to fix the welding electrode by the outward force of the handle 1 and the upper pressing handle 2, the welding electrode is contacted with the meter-shaped groove 16 when the welding electrode clamp clamps clamp the welding electrode, the transverse groove strip of the meter-shaped groove 16 is contacted with the welding electrode in parallel to fix the position of the welding electrode, the friction force between the welding electrode and the upper main conductor 3 and the lower branch conductor 3 can be increased by the other groove strips of the meter-shaped groove 16 being contacted with the welding electrode, and the heat and the current generated The upper portion of pincers, the heat concentrates on upper portion and leads to the heat that handle department conduction comes to reduce relatively, can make things convenient for the centre gripping welding rod to weld, divide electric conductor 4 and last main electric conductor 3 front end pincers department down simultaneously and all seted up rice-shaped groove 16, contact area reduces when last main electric conductor 3 meets with branch electric conductor 4 down, it slows down to divide electric conductor 4 heat transfer speed down to last main electric conductor 3 down, handle 1 and last main electric conductor 3 are indirect continuous between, handle 1 wholly generates heat slowly, the sustainable working time of electrode holders is long.

The utility model relates to a safe heat insulation electrode holder, which comprises a handle 1; 2. pressing the handle upwards; 3. an upper main conductor; 4. a lower branch conductor; 5. an upper protective cover; 6. a spring; 7. a fixing screw a; 8. a raised fixing point a; 9. a screw; 10. a fixing screw b; 11. a raised fixing point b; 12. fixing the bolt; 13. a cable; 14. a wire pressing screw; 15. a wire inlet; 16. the rice-shaped grooves and the components are all universal standard parts or components known to those skilled in the art, and the structure and the principle of the grooves are known to those skilled in the art through technical manuals or through routine experiments.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. A safe heat-insulation electric welding clamp comprises a handle (1), an upper pressing handle (2), an upper main conductor (3), a lower branch conductor (4), an upper protective cover (5) and a spring (6), and is characterized in that the front end of the handle (1) is provided with the lower branch conductor (4), the tail of the lower branch conductor (4) is in interference connection with a raised fixed point b (11), two sides of the tail of the upper main conductor (3) are in interference connection with raised fixed points a (8), the raised fixed points a (8) and the raised fixed points b (11) are connected through a fixed bolt (12), the tail of the upper main conductor (3) is provided with a wire inlet (15), the upper main conductor (3) is in clearance connection with a cable (13) through a wire pressing screw (14), the cable (13) penetrates through the handle (1) and the cable (13) is in clearance connection with the inner part of the upper main conductor (3), the front end jaw of the upper main conductor (3) and the front end jaw of the lower branch conductor (4) are provided with meter-shaped grooves (16), the meter-shaped grooves (16) correspond to each other, the upper pressing handle (2) is detachably connected with the upper main conductor (3) through a fixing screw a (7), and two ends of the spring (6) are fixedly connected into fixing grooves in the middle of the handle (1) and the upper pressing handle (2) respectively.

2. A safety and thermal insulation electrode holder according to claim 1, characterized in that the lower branch conductor (4) is fixedly connected with the handle (1) through a fixing screw b (10).

3. A safety and thermal insulation electrode holder according to claim 1, characterized in that the upper protective cover (5) is bolted to the right top end of the upper main conductor (3) by a screw (9).

4. A safety and thermal insulation electrode holder according to claim 1, wherein the raised fixing point a (8) is located on both sides of the raised fixing point b (11).