CN215509423U

CN215509423U - Grounding for electric welding

Info

Publication number: CN215509423U
Application number: CN202121207333.3U
Authority: CN
Inventors: 龚建东
Original assignee: Anhui Cosco Electric Co Ltd
Current assignee: Anhui Cosco Electric Co Ltd
Priority date: 2021-06-01
Filing date: 2021-06-01
Publication date: 2022-01-14
Anticipated expiration: 2031-06-01

Abstract

The utility model discloses an electric welding bonding, which comprises a shell and a fixing mechanism, wherein the fixing mechanism is composed of four fixing bins, rubber bins, cross rods, sealing plugs and springs, the fixing bins are welded on the surface of the shell, the number of the fixing bins is four, the rubber bins are fixedly connected to the inner walls of the fixing bins, the cross rods are connected to the inner walls of the shell in a sliding mode in a matched mode, the sealing plugs are fixedly connected to the surfaces of the cross rods, the springs are welded on the surfaces of the cross rods, the whole device is convenient and fast to connect with an object to be welded, good protection measures are provided, and when electric leakage and overhigh temperature occur, a circuit can be timely disconnected, so that operators are protected.

Description

Grounding for electric welding

Technical Field

The utility model relates to the technical field of electric welding ground, in particular to a ground for electric welding.

Background

When the electric welding machine welds work piece, need be connected the ground wire and the work piece of electric welding machine, people's general use electric welding ground in the existing market is the fixed electrical pillar contact work piece that leads to of nut, and not only the installation is troublesome, and lead electrical pillar and the insecure poor conductivity that leads to of surperficial irregular work piece contact, and this working method has restricted work efficiency to a certain extent.

Patent No. CN211840704U discloses a pressure contact type electric welding ground with magnetic attraction springs, and the utility model discloses a pressure contact type electric welding ground with magnetic attraction springs, which comprises an insulating plate, a fixed component and a conductive component; the fixing assembly comprises a magnetic piece and a connecting piece used for fixing the magnetic piece below the insulating plate; the conductive assembly comprises a conductive column, a guide hole is formed in the insulating plate, the conductive column penetrates through the guide hole and can move relative to the insulating plate, a first blocking part and a second blocking part are respectively arranged on the conductive column, the first blocking part is located above the insulating plate, the second blocking part is located below the insulating plate, and a spring supported between the second blocking part and the insulating plate is sleeved on the conductive column. The utility model solves the problem of poor conductivity caused by the fact that the fixed conductive column cannot be tightly connected with the workpiece, and has simple structure and convenient installation.

This take magnetism to inhale spring pressure contact electric welding ground has following drawback: when using above-mentioned spring pressure contact electric welding ground is inhaled to band magnetism, when not using, the impurity on every side can be adsorbed to the strong magnetism on its surface to influence holistic life, and whole device does not have fine protect function. To this end, we propose an electric welding ground.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide an electric welding grounding which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides an electric welding is with bonding, includes the shell, still includes fixed establishment, fixed establishment specifically comprises fixed storehouse, rubber storehouse, horizontal pole, sealing plug and spring, shell skin weld has fixed storehouse, and fixed storehouse has four, fixed storehouse inner wall fixedly connected with rubber storehouse, shell inner wall cooperation sliding connection has the horizontal pole, horizontal pole fixed surface is connected with the sealing plug, horizontal pole skin weld has the spring.

The protection mechanism is composed of a protection rod, a contact block, a telescopic rod, a conductive column and a tungsten filament; through the protection mechanism, when the whole device generates electric leakage or overheating, the circuit can be automatically disconnected to form protection.

Furthermore, a protection rod is fixedly connected to one side of the surface of the cross rod, a telescopic rod is welded to the inner wall of the protection rod, a contact block is welded to the other side of the surface of the telescopic rod, a conductive column is installed on the inner wall of the protection rod, and a tungsten filament is detachably connected to one side of the surface of the conductive column; when normal operation, lead electrical pillar and pass through the tungsten filament and transfer into contact piece surface with high-voltage electricity, can fuse the tungsten filament when taking place electric leakage or high temperature, do not have the fixed of tungsten filament at this moment, can lead electrical pillar and contact piece, alternate segregation under the effect of telescopic link to open circuit just so can the protection circuit and the protection personnel do not receive the injury.

Further, a fixed block is connected to one side of the surface of the conductive post in a matched threaded manner; the whole device is connected with an external wire through the fixing block.

Furthermore, the shell, the fixed bin, the cross bar and the protection rod are all made of insulating materials; the damage to the human body caused by electric leakage caused by the fact that the shell is touched manually is effectively prevented.

Compared with the prior art, the utility model has the following beneficial effects: the power output end of the electric welding machine is placed at the position of the conductive column and is fixed on the surface of the conductive column by rotating the fixing block, so that the connection with the electric welding machine is completed, when the electric welding machine is required to be connected with an object to be welded, the whole device is pressed downwards forcibly, the sealing plug is inserted into the rubber bin under the action of the cross rod to form a sealing structure, the sealing plug can be extruded in the downward pressing process to discharge air in the rubber bin, so that the whole device is firmly fixed on the surface of the object to be welded by utilizing the negative pressure of the atmosphere, the contact block can be firmly attached to the surface of the object under the action of the spring, the conductive column transmits high voltage into the surface of the contact block through the tungsten wire during normal operation, the tungsten wire can be fused when electricity leakage occurs or the temperature is too high, the tungsten wire is not fixed, the conductive column and the contact block can be connected under the action of the telescopic rod, mutual separation, thereby the open circuit, just so can the protection circuit and the protection personnel do not receive the injury, only need stimulate the fender rod after finishing using, let its horizontal pole that drives its surface move upwards, thereby let the sealing plug break away from the rubber storehouse inner wall, let the outside air get into again and can take out whole device, the whole operation is comparatively convenient and have fine fixed ability, also can not adsorb a large amount of impurity when not using and cause whole life's greatly reduced, and there is fine protective capacities when taking place electric leakage and high temperature, greatly increased operating personnel's security.

Drawings

Fig. 1 is a schematic view of the overall structure of an electric welding ground.

Fig. 2 is a schematic structural view of a fixing mechanism of an electric welding grounding of the present invention.

Fig. 3 is a schematic structural view of a protection mechanism of an electric welding grounding of the present invention.

In the figure: 1. a housing; 2. a fixing mechanism; 201. fixing the bin; 202. a rubber bin; 203. a cross bar; 204. a sealing plug; 205. a spring; 3. a protection mechanism; 301. a guard bar; 302. a contact block; 303. a telescopic rod; 304. a conductive post; 305. a tungsten filament; 4. and (5) fixing blocks.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1-3, an electric welding bonding, including shell 1, still include fixed establishment 2, fixed establishment 2 specifically comprises fixed storehouse 201, rubber storehouse 202, horizontal pole 203, sealing plug 204 and spring 205, shell 1 skin weld has fixed storehouse 201, and fixed storehouse 201 has four, fixed storehouse 201 inner wall fixedly connected with rubber storehouse 202, shell 1 inner wall cooperation sliding connection has horizontal pole 203, horizontal pole 203 fixed surface is connected with sealing plug 204, horizontal pole 203 skin weld has spring 205.

The device further comprises a protection mechanism 3, wherein the protection mechanism 3 specifically comprises a protection rod 301, a contact block 302, a telescopic rod 303, a conductive column 304 and a tungsten filament 305; the protection mechanism 3 can automatically break the circuit to form protection when the whole device generates electric leakage or overheating.

The protection rod 301 is fixedly connected to one side of the surface of the cross rod 203, the telescopic rod 303 is welded to the inner wall of the protection rod 301, the contact block 302 is welded to the other side of the surface of the telescopic rod 303, the conductive column 304 is installed on the inner wall of the protection rod 301, and the tungsten filament 305 is detachably connected to one side of the surface of the conductive column 304; during normal operation, the conductive post 304 transmits high voltage to the surface of the contact block 302 through the tungsten wire 305, the tungsten wire 305 is fused when electric leakage occurs or the temperature is too high, at this time, the conductive post and the contact block 302 are separated from each other under the action of the telescopic rod 303 without the fixation of the tungsten wire 305, so that a circuit is disconnected, and the circuit can be protected and personnel can be protected from being injured.

One side of the surface of the conductive post 304 is connected with a fixed block 4 in a matching threaded manner; the whole device is connected with an external wire through the fixing block 4.

The shell 1, the fixed bin 201, the cross bar 203 and the protection rod 301 are all made of insulating materials; the damage to the human body caused by electric leakage caused by the fact that the shell 1 is touched manually is effectively prevented.

It should be noted that, the utility model is a grounding for electric welding, when in operation, the power output end of the electric welding machine is placed at the conductive column 304, and is fixed on the surface of the conductive column 304 by rotating the fixing block 4, so that the connection with the electric welding machine is completed, when the device is required to be connected with an object to be welded, the whole device is pressed downwards with force, under the action of the cross rod 203, the sealing plug 204 is inserted into the rubber bin 202 to form a sealing structure, the sealing plug is squeezed in the process of pressing downwards, so that the air in the rubber bin 202 is exhausted, so that the whole device is firmly fixed on the surface of the object to be welded by using the negative pressure of the atmosphere, at this time, the contact block is firmly attached to the surface of the object under the action of the spring 205, when in normal operation, the conductive column 304 electrically transmits high voltage to the surface of the contact block 302 through the tungsten wire 305, and when electric leakage occurs or the temperature is too high, the tungsten wire 305 is fused, at this moment, there is not the fixed of tungsten filament 305, can be with leading electrical pillar and contact piece 302 under the effect of telescopic link 303, mutual separation, thereby the open circuit, just so can the protection circuit and the protection personnel do not receive the injury, only need stimulate fender rod 301 after finishing using, let it drive its surperficial horizontal pole 203 rebound, thereby let sealing plug 204 break away from rubber storehouse 202 inner wall, let the outside air get into again and can take out whole device, the bulk operation is comparatively convenient and have fine fixed ability, also can not adsorb a large amount of impurity and cause whole life's greatly reduced when not using, and it has fine protective ability to take place electric leakage and high temperature, greatly increased operating personnel's security.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a bonding for electric welding, includes shell (1), its characterized in that still includes fixed establishment (2), fixed establishment (2) specifically comprises fixed storehouse (201), rubber storehouse (202), horizontal pole (203), sealing plug (204) and spring (205), shell (1) skin weld has fixed storehouse (201), and fixed storehouse (201) has four, fixed storehouse (201) inner wall fixedly connected with rubber storehouse (202), shell (1) inner wall cooperation sliding connection has horizontal pole (203), horizontal pole (203) fixed surface is connected with sealing plug (204), horizontal pole (203) skin weld has spring (205).

2. An electric welding ground iron as defined in claim 1, wherein: the device is characterized by further comprising a protection mechanism (3), wherein the protection mechanism (3) is composed of a protection rod (301), a contact block (302), an expansion rod (303), a conductive column (304) and a tungsten filament (305).

3. An electric welding ground iron as defined in claim 2, wherein: horizontal pole (203) surface one side fixedly connected with fender rod (301), fender rod (301) inner wall welding has telescopic link (303), telescopic link (303) surface opposite side welding has contact piece (302), fender rod (301) inner wall is installed and is led electrical pillar (304), it can dismantle on one side of electrical pillar (304) surface and be connected with tungsten filament (305).

4. An electric welding ground iron as defined in claim 2, wherein: one side of the surface of the conductive post (304) is connected with a fixed block (4) in a matching and threaded manner.

5. An electric welding ground iron as defined in claim 1, wherein: the shell (1), the fixed bin (201), the cross rod (203) and the protection rod (301) are all made of insulating materials.