阅读说明：本技术 一种磁吸接地装置及其应用 (Magnetic attraction grounding device and application thereof ) 是由 董元宏 张永智 谢文辉 韩亚军 衣魁月 于 2020-04-23 设计创作，主要内容包括：本发明实施例提供了一种磁吸接地装置及其应用,包括：端部设置有第一螺母的螺栓,第二螺母拧在螺栓上,拧动第二螺母,减小第二螺母与第一螺母之间的距离,直至将磁铁固定在第一螺母与第二螺母之间,将回路电线的一端通过接线端子压接固定,并将接线端子固定在螺栓上,在使用过程中,将本发明实施例提供的磁吸接地装置直接磁吸在焊件上,也可以磁吸在接地设备上,当焊接完成后,将焊线收纳好,并将带有磁吸接地装置的回路电线磁吸在焊机外壳上,解决了现有技术中,将回路电线以及接地线都缠绕或捆绑在焊件上的连接方式,容易出现回路电线或接地线接触不良的状况,进而导致施焊作业不能正常进行的技术问题,减少繁琐的接线,使用过程方便快捷,省时省力。(The embodiment of the invention provides a magnetic attraction grounding device and application thereof, comprising: the bolt with the first nut at the end part is screwed on the bolt, the second nut is screwed, the distance between the second nut and the first nut is reduced until the magnet is fixed between the first nut and the second nut, one end of the loop wire is fixed by the connecting terminal in a compression joint way, and the connecting terminal is fixed on the bolt, in the using process, the magnetic attraction grounding device provided by the embodiment of the invention is directly magnetically attracted on a welding piece, or can be magnetically attracted on the grounding equipment, after welding is completed, the welding wire is well stored, and the loop wire with the magnetic attraction grounding device is magnetically attracted on a welding machine shell, thereby solving the technical problem that the situation that the loop wire or the grounding wire is in poor contact easily occurs due to the connection way that the loop wire or the grounding wire is wound or bound on the welding piece in the prior art, further causing the abnormal welding operation, and reducing the complicated wiring, the use process is convenient and fast, and time and labor are saved.)

1. A magnetic attraction grounding device is characterized by comprising: the device comprises a magnet, a bolt, a first nut, a second nut, a wiring terminal and a loop wire;

the first nut is fixed at one end of the bolt; the magnet is fixed on the side wall of the bolt, the second nut is in threaded connection with the bolt, and the magnet is fixed between the first nut and the second nut;

the wiring terminal is firmly pressed on the loop wire, and the wiring terminal is fixed on the bolt.

2. The magnetic grounding device of claim 1, further comprising a third nut and a fourth nut, wherein the third nut and the fourth nut are respectively in threaded connection with the bolt, and the third nut and the fourth nut are used for crimping the connecting terminal onto the bolt.

3. The magnetic attraction grounding device of claim 1, wherein the bolt has a specification of M16 x 60.

4. The magnetic grounding device of claim 1, wherein a through hole is formed in a center of the magnet, an inner diameter of the through hole is larger than a diameter of the bolt, the bolt penetrates through the through hole, and the magnet is fixed to the bolt through the first nut and the second nut.

5. The magnetically attractive grounding device of claim 4, further comprising a first spacer, a second spacer; the first gasket is located on one surface of the magnet, the second gasket is located on the other surface of the magnet, the diameter of the first gasket is larger than the inner diameter of the through hole, and the diameter of the second gasket is larger than the inner diameter of the through hole.

6. The magnetically attractable grounding assembly as in claim 1, wherein the return wire is adapted for connection to a welding machine.

7. The magnetically attractive grounding device of claim 1, wherein the magnet is a powerful magnet.

8. The magnetically attractive grounding assembly of claim 1, wherein the first nut is welded to an end of the bolt.

9. The magnetically attractive grounding device of claim 1, wherein the first nut has a thickness of 1-10 mm.

10. The application of the magnetic attraction grounding device is characterized in that the magnetic attraction grounding device is magnetically attracted on a weldment or on grounding equipment.

Technical Field

The invention relates to the technical field of electric welding operation equipment, in particular to a magnetic grounding device and application thereof.

Background

Electrode holders are common tools for welding, in which the rear end of a conductor is used for fixing an electric wire and the front end clamps a welding rod. With the development of metal manufacturing and the continuous progress of welding tools, the requirements on the electrode holders are higher and higher, and the existing electrode holders have many unsafe problems. For example, when welding is performed in the current electric welding industry, the loop wire or the ground wire of the electrode holders are wound or bound on the weldment, and the above connection manner of winding or binding the loop wire and the ground wire on the weldment is prone to causing poor contact of the loop wire or the ground wire, which further causes abnormal operation of the welding and brings much inconvenience to the welder.

Disclosure of Invention

The technical problem that in the prior art, due to the connection mode that the loop wire and the grounding wire are wound or bound on the weldment, poor contact of the loop wire or the grounding wire is easy to occur, and welding operation cannot be normally performed is solved. The embodiment of the invention provides a magnetic attraction grounding device, which has the following specific technical scheme:

in a first aspect, an embodiment of the present invention provides a magnetic attraction grounding device, including: the device comprises a magnet, a bolt, a first nut, a second nut, a wiring terminal and a loop wire;

the first nut is fixed at one end of the bolt; the magnet is fixed on the side wall of the bolt, the second nut is in threaded connection with the bolt, and the magnet is fixed between the first nut and the second nut;

the wiring terminal is firmly pressed on the loop wire, and the wiring terminal is fixed on the bolt.

Optionally, the terminal further comprises a third nut and a fourth nut, the third nut and the fourth nut are respectively in threaded connection with the bolt, and the third nut and the fourth nut are used for crimping the terminal onto the bolt.

Optionally, the bolt has a specification of M16 × 60.

Optionally, a through hole is formed in the center of the magnet, the inner diameter of the through hole is larger than the diameter of the bolt, the bolt penetrates through the through hole, and the magnet is fixed to the bolt through the first nut and the second nut.

Optionally, the gasket further comprises a first gasket and a second gasket; the first gasket is located on one surface of the magnet, the second gasket is located on the other surface of the magnet, the diameter of the first gasket is larger than the inner diameter of the through hole, and the diameter of the second gasket is larger than the inner diameter of the through hole.

Optionally, the return wire is used to connect a welding machine.

Optionally, the magnet is a powerful magnet.

Optionally, the first nut is welded to an end of the bolt.

Optionally, the thickness of the first nut is 1-10 mm.

In a second aspect, embodiments of the present invention provide an application of a magnetic attraction grounding device, where the magnetic attraction grounding device is magnetically attracted to a welding member or a grounding device.

The embodiment of the invention provides a magnetic attraction grounding device, which comprises: the device comprises a magnet, a bolt, a first nut, a second nut, a wiring terminal and a loop wire; the first nut is fixed at one end of the bolt, and the other end of the bolt is grounded; the magnet is fixed on the side wall of the bolt, the second nut is in threaded connection with the bolt, and the magnet is fixed between the first nut and the second nut; the wiring terminal is firmly pressed on the loop wire, and the wiring terminal is fixed on the bolt.

In practical application, a bolt with a first nut arranged at the end part is obtained, a second nut is screwed on the bolt, the second nut is screwed, the distance between the second nut and the first nut is gradually reduced until a magnet is fixed between the first nut and the second nut, then one end of a loop wire is fixed by a connecting terminal in a compression joint mode, and the connecting terminal is fixed on the bolt, in the using process, the magnetic attraction grounding device provided by the embodiment of the invention can be directly magnetically attracted on a welding piece or can be magnetically attracted on grounding equipment, after welding operation is completed, a welding wire is stored, the loop wire with the magnetic attraction grounding device is magnetically attracted on a welding machine shell, the problem that the situation that the loop wire or a grounding wire is in poor contact easily occurs in a connection mode that the loop wire and the grounding wire are wound or bound on the welding piece in the prior art is solved, and then lead to executing the technical problem that the welding operation can not normally go on, reduce loaded down with trivial details wiring, use convenient and fast, labour saving and time saving.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.

Fig. 1 is a schematic structural diagram of a magnetic attraction grounding device according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of another magnetic attraction grounding device according to an embodiment of the present invention;

fig. 3 is a schematic view illustrating a configuration of a magnetic attraction grounding device according to an embodiment of the present invention;

fig. 4 is a schematic view illustrating a configuration of another magnetic attraction grounding device according to an embodiment of the present invention.

Reference numerals:

the magnetic attraction grounding device comprises a magnet 1, a bolt 2, a first nut 3, a second nut 4, a wiring terminal 5, a loop wire 6, a third nut 7, a fourth nut 8, a first gasket 9, a second gasket 10, a weldment 11, a welding machine 12, a grounding device 13 and a magnetic attraction grounding device 14.

Detailed Description

The present invention will be further illustrated with reference to the accompanying drawings and specific embodiments, which are to be understood as merely illustrative of the invention and not as limiting the scope of the invention. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

The patent provides a plurality of parallel schemes, and different expressions belong to an improved scheme based on a basic scheme or a parallel scheme. Each solution has its own unique features.

Referring to fig. 1, in a first aspect, an embodiment of the present invention provides a magnetic grounding device, including: the device comprises a magnet 1, a bolt 2, a first nut 3, a second nut 4, a wiring terminal 5 and a loop wire 6;

the first nut 3 is fixed at one end of the bolt 2; the magnet 1 is fixed on the side wall of the bolt 2, the second nut 4 is in threaded connection with the bolt 2, and the magnet 1 is fixed between the first nut 3 and the second nut 4.

Specifically, the magnet 1 may be a magnet 1 of any shape, the second nut 4 is screwed into the bolt 2 during the fixing process, the magnet 1 is placed between the first nut 3 and the second nut 4 during the screwing process, and the distance between the second nut 4 and the first nut 3 gradually decreases until the first nut 3 and the second nut 4 clamp and fix the magnet 1 and the screwing of the second nut 4 is stopped, at this time, the magnet 1 attracts the magnetic attraction and grounding device 14 to a predetermined position through its own magnetic force, the predetermined position may be any one of the grounding device 13, the weldment 11 and the ground, and the user may select the position according to actual conditions.

The wiring terminal 5 is firmly pressed on the loop wire 6, and the wiring terminal 5 is fixed on the bolt 2.

Specifically, the connection terminal 5 and the bolt 2 may be fixed by directly welding the connection terminal 5 to the bolt 2, or by welding the connection terminal 5 to an auxiliary member to fix the auxiliary member to the bolt 2, wherein the auxiliary member may be a nut, a metal fixing block, or other conductive structure, the present invention is not particularly limited, and the connection terminal 5 may be detachably connected to the bolt 2, for example, by using two nuts located on the bolt 2 to press-connect the connection terminal 5 to the bolt 2, as a preferred embodiment, a "U" shaped groove is formed at one end of the connection terminal 5 connected to the bolt 2, a distance between two side walls of the "U" shaped groove is greater than a diameter of the bolt 2, the "U" shaped groove is clamped to the bolt 2 during the fixing process, and then the connection terminal 5 formed with the "U" shaped groove is tightly pressed by using two nuts, so as to improve the connection stability between the connection terminal 5 and the bolt 2, and further improve the working stability of the magnetic grounding device 14 provided by the embodiment of the invention.

It should be noted that the terminal 5 is crimped to the electric wire by a conventional technique in the art, and the structure of the terminal 5 crimped to the return electric wire 6 may be obtained directly, or the terminal 5 and the return electric wire 6 may be purchased separately and crimped to the return electric wire 6. The embodiments of the present invention do not specifically limit the above structure.

The connection terminal 5 may be a copper wire terminal or a connection terminal 5 made of other conductive metal, and the embodiment of the present invention does not specifically limit the material, specification, and model of the connection terminal 5. In the embodiment of the invention, the preferred implementation mode is the copper wire terminal which has excellent conductive performance, low manufacturing cost and long service life. The size of the connection of the copper wire terminal with the return electric wire 6 is determined according to the wire diameter of the return electric wire 6, which matches the end wire diameter of the return electric wire 6.

Specifically, in practical application, a bolt 2 with a first nut 3 at an end is obtained, a second nut 4 is screwed on the bolt 2, the second nut 4 is screwed, the distance between the second nut 4 and the first nut 3 is gradually reduced until a magnet 1 is fixed between the first nut 3 and the second nut 4, then one end of a loop wire 6 is fixed by pressing a connecting terminal 5, and the connecting terminal 5 is fixed on the bolt 2, in the using process, a magnetic attraction grounding device 14 provided by the embodiment of the invention can be directly magnetically attracted on a welding piece 11 or a grounding device 13, after welding operation is completed, a welding wire is stored, and the loop wire 6 with the magnetic attraction grounding device 14 is magnetically attracted on a shell of a welding machine 12, so that the connection mode that the loop wire 6 and a grounding wire are wound or bound on the welding piece 11 in the prior art is solved, the condition of poor contact of the return circuit wire 6 or the grounding wire is easy to occur, and the technical problem that the welding operation cannot be normally carried out is caused

Further, the connecting terminal further comprises a third nut 7 and a fourth nut 8, wherein the third nut 7 and the fourth nut 8 are respectively in threaded connection with the bolt 2, and the third nut 7 and the fourth nut 8 are used for crimping the connecting terminal 5 on the bolt 2.

Specifically, the connection terminal 5 is connected to the bolt 2 by pressing the third nut 7 and the fourth nut 8, as a preferred embodiment, a U-shaped groove is formed at one end of the connection terminal 5 connected to the bolt 2, a distance between two side walls of the U-shaped groove is greater than a diameter of the bolt 2, the U-shaped groove is clamped on the bolt 2 in a fixing process, and the connection terminal 5 formed with the U-shaped groove is tightly pressed by the two nuts, so that connection stability of the connection terminal 5 and the bolt 2 is improved, and further working stability of the magnetic attraction grounding device 14 provided by the embodiment of the present invention is improved. In addition, in practical application, when the wiring terminal 5 breaks down or is damaged, the fourth nut 8 can be screwed, so that the third nut 7 and the fourth nut 8 do not generate pressure on the wiring terminal 5, a worker can easily take out the wiring terminal 5, and the wiring terminal 5 can be replaced or maintained conveniently and quickly.

Further, the specification of the bolt 2 is M16 × 60.

Furthermore, a through hole is formed in the center of the magnet 1, the inner diameter of the through hole is larger than the diameter of the bolt 2, the bolt 2 penetrates through the through hole, and the magnet 1 is fixed on the bolt 2 through the first nut 3 and the second nut 4.

Specifically, in order to improve the connection stability between the magnet 1 and the bolt 2, the magnet 1 with holes, for example, the ring magnet 1 in a waste loudspeaker, may be provided with a through hole in the existing magnet 1, or the magnet 1 with holes may be manufactured by using a thin steel plate, after the magnet 1 with holes is obtained, the bolt 2 is inserted through the through hole, and the magnet 1 with holes may be fixed by using the first nut 3 and the second nut 4 until the first nut 3 and the second nut 4 are tightly pressed against the magnet 1 with holes.

Further, please refer to fig. 2, further comprising a first gasket 9 and a second gasket 10; the first gasket 9 is located on one surface of the magnet 1, the second gasket 10 is located on the other surface of the magnet 1, the diameter of the first gasket 9 is larger than the inner diameter of the through hole, and the diameter of the second gasket 10 is larger than the inner diameter of the through hole.

Specifically, when the aperture of the obtained magnet 1 with the hole is larger than the diameter of the first nut 3 or the second nut 4, a first gasket 9 needs to be added between the first nut 3 and the magnet 1; alternatively, the second spacer 10 may be added between the second nut 4 and the magnet 1, or the first spacer 9 may be added between the first nut 3 and the magnet 1, and the second spacer 10 may be added between the second nut 4 and the magnet 1, to further improve the connection stability between the magnet 1 and the nut.

Further, the return wire 6 is used for connecting the welder 12. Is convenient and quick.

Further, the magnet 1 is a strong magnet. The magnetic attraction grounding device 14 provided by the embodiment of the invention has enhanced attraction force, so as to improve the working stability of the magnetic attraction grounding device 14.

Further, the first nut 3 is welded to an end of the bolt 2. The first nut 3 is welded at the end part of the bolt 2, so that the connection between the first nut 3 and the bolt 2 has higher stability, and the service life of the magnetic attraction grounding device 14 is prolonged.

Further, the thickness of the first nut 3 is 1-10 mm.

In a second aspect, referring to fig. 3 and 4, an embodiment of the present invention provides an application of a magnetic attraction grounding device, in which the magnetic attraction grounding device 14 is magnetically attracted to the soldering part 11 or the grounding device 13.

Specifically, the magnetic attraction grounding device 14 provided by the embodiment of the invention is directly magnetically attracted on the weldment 11, or can be magnetically attracted on the grounding equipment 13, after the welding operation is completed, the welding wire is well stored, and the loop wire 6 with the magnetic attraction grounding device 14 is magnetically attracted on the shell of the welding machine 12, so that the technical problem that the welding operation cannot be normally performed due to the fact that the loop wire 6 or the grounding wire is in poor contact easily due to the fact that the loop wire 6 and the grounding wire are wound or bound on the weldment 11 in a connection mode in the prior art is solved, cumbersome wiring is reduced, the use process is convenient and rapid, and time and labor are saved.

The embodiment of the invention provides a magnetic attraction grounding device, which comprises: the device comprises a magnet 1, a bolt 2, a first nut 3, a second nut 4, a wiring terminal 5 and a loop wire 6; the first nut 3 is fixed at one end of the bolt 2, and the other end of the bolt 2 is grounded; the magnet 1 is fixed on the side wall of the bolt 2, the second nut 4 is in threaded connection with the bolt 2, and the magnet 1 is fixed between the first nut 3 and the second nut 4; the wiring terminal 5 is firmly pressed on the loop wire 6, and the wiring terminal 5 is fixed on the bolt 2.

In practical application, a bolt 2 with a first nut 3 arranged at the end is obtained, a second nut 4 is screwed on the bolt 2, the second nut 4 is screwed, the distance between the second nut 4 and the first nut 3 is gradually reduced until a magnet 1 is fixed between the first nut 3 and the second nut 4, then one end of a loop wire 6 is fixed by pressing through a connecting terminal 5, and the connecting terminal 5 is fixed on the bolt 2, in the using process, a magnetic attraction grounding device 14 provided by the embodiment of the invention can be directly magnetically attracted on a welding piece 11 or can be magnetically attracted on a grounding device 13, after welding operation is completed, a welding wire is stored, and the loop wire 6 with the magnetic attraction grounding device 14 is magnetically attracted on a shell of a welding machine 12, so that the connection mode that the loop wire 6 and a grounding wire are wound or bound on the welding piece 11 in the prior art is solved, the poor contact condition of return circuit electric wire 6 or earth connection appears easily, and then leads to executing welding operation technical problem that can not normally go on, reduces loaded down with trivial details wiring, use convenient and fast, labour saving and time saving.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

All the embodiments in the present specification are described in a related manner, and the same and similar parts among the embodiments may be referred to each other, and each embodiment focuses on the differences from the other embodiments. The above description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.