CN215266934U - Ground wire connecting device - Google Patents

Abstract

The utility model relates to a ground wire connecting device, ground wire connecting device include the base and set up in the electrically conductive piece of this base, and electrically conductive piece includes connecting portion and top, and connecting portion are used for electrically conductive the being connected with the ground wire end of electric welding, and top is used for supporting with the weldment, and the base is used for detachably connecting in the weldment. This ground wire connecting device simple structure, and through setting up can detachably connect the base on the weldment, when the base is connected in the weldment, set up on the base and can support on the weldment with the electrically conductive of ground wire end of electric welding is connected, convenient and fast ground realizes the electrically conductive connection between ground wire end of electric welding and the weldment, improves welding efficiency.

Description

Ground wire connecting device

Technical Field

The disclosure relates to the technical field of welding, in particular to a ground wire connecting device.

Background

The electric welding is developed more mature along with the development and development of the power industry at the end of the nineteenth century and over one hundred years of development, and has the advantages of simple operation, convenient use, quick connection, good connection air tightness, low price and the like.

The electric welding principle is that 220V or 380V is used to reduce voltage and increase current through the transformer of the electric welding machine, and the welding flux and the material to be welded on the welding electrode are melted by the heat of the huge high-temperature electric arc generated by electric energy when the positive and negative poles (electric arc and ground wire) are in short circuit instantaneously, so that the contacted object is combined.

When specifically using the electric welding, the ground wire end on the electric welding needs to be connected with weldment electrically conductively, and current ground wire end often constructs for the structure of ground wire clamp, realizes electrically conductive connection on the weldment through the ground wire clamp centre gripping, but if the weldment structure is when special shapes such as the great cylinder of diameter, the ground wire end is not convenient for be connected, influence welding work efficiency with the weldment.

SUMMERY OF THE UTILITY MODEL

The ground wire connecting device can facilitate the connection of the ground wire end of the electric welding machine to a weldment, and improves the welding work efficiency.

In order to achieve the above object, the present disclosure provides a ground wire connection device, including a base and a conductive piece disposed on the base, where the conductive piece includes a connection portion and a butting portion, the connection portion is used for being electrically connected to a ground wire end of an electric welding machine, the butting portion is used for being butted against a weldment, and the base is used for being detachably connected to the weldment.

Optionally, the base is a magnetic base, the magnetic base comprises an adsorption surface used for being adsorbed on the weldment, and a clamping groove used for being clamped with the weldment is formed in the adsorption surface.

Optionally, the draw-in groove is a plurality of, every the draw-in groove all includes first draw-in groove face and second draw-in groove face, first draw-in groove face with the second draw-in groove face constitutes the opening orientation the V font of weldment, the contained angle between the first draw-in groove face of each draw-in groove and the second draw-in groove face is different.

Optionally, it is a plurality of the draw-in groove includes intercrossing's first draw-in groove and second draw-in groove, the contained angle between the first draw-in groove face of first draw-in groove and the second draw-in groove face is the right angle, the contained angle between the first draw-in groove face of second draw-in groove and the second draw-in groove face is the obtuse angle.

Optionally, the ground wire connecting device further includes a first locking member and a connecting bracket, the connecting bracket connects the base and the conductive member, so that the base and the conductive member are arranged at an interval in the left-right direction, the conductive member is movably arranged in the connecting bracket in the up-down direction, and the first locking member is configured to limit the movement of the conductive member.

Optionally, the ground wire connecting device further comprises a second locking member, the connecting bracket comprises a connecting rod extending along the vertical direction and a rotating plate extending along the horizontal direction, the connecting rod is connected with the base and the rotating plate, the conductive piece is movably arranged on the rotating plate along the vertical direction, the rotating plate is rotatably sleeved on the connecting rod, and the second locking member is used for limiting the rotation of the rotating plate.

Optionally, the second locking piece includes a second locking nut, an external thread connected to the second locking nut is formed on the outer peripheral surface of the connecting rod, a stopping portion is formed at one end of the connecting rod, which is away from the base, the rotating plate is located between the stopping portion and the second locking nut, and the second locking nut is used for enabling the rotating plate to be clamped between the second locking nut and the stopping portion.

Optionally, the conductive piece includes a lead screw, an axis of the lead screw extends in an up-down direction, a lower end of the lead screw is the abutting portion, the first locking piece includes two first locking nuts and an elastic piece, the two first locking nuts are all sleeved on the lead screw and are respectively located on the upper side and the lower side of the rotating plate, and the elastic piece abuts between the rotating plate and the first locking nuts located below the rotating plate.

Optionally, the connecting portion is a wire connecting lug, the wire connecting lug is rotatably sleeved on the upper end of the screw rod, and the third locking piece is used for limiting rotation of the wire connecting lug.

Optionally, the connecting nose includes connecting sleeve and connecting plate, and connecting sleeve is used for being connected with the ground wire end electric conduction of electric welding, the one end of connecting plate connect in connecting sleeve, another pot head of connecting plate is located the upper end of lead screw, third locking piece is including being located respectively the third lock nut and the fourth lock nut of both sides about the connecting plate, third lock nut with fourth lock nut suit is in on the lead screw, third lock nut with fourth lock nut is used for common centre gripping the connecting plate.

Optionally, at least one of the base, the connecting rod, and the rotating plate is made of an insulating material.

Optionally, the abutting portion is configured as a sharp shape for piercing an insulating coating and/or an oxide film of the weldment surface.

In the technical scheme, the base is detachably connected to the weldment, and when the weldment needs to be welded, the base is connected to the weldment; and still be provided with electrically conductive piece on the base, connecting portion that this electrically conductive piece can be connected with the ground wire end electric conduction of electric welding to can realize electrically conductive being connected of electrically conductive piece and ground wire end, because of this electrically conductive piece still includes supporting the top again, when supporting the top in the weldment, also can realize electrically conductive being connected of electrically conductive piece and weldment, and then also can realize the ground wire end of electric welding and the electrically conductive being connected of weldment.

This ground wire connecting device simple structure, and through setting up can detachably connect the base on the weldment, when the base is connected in the weldment, set up on the base and can support on the weldment with the electrically conductive of ground wire end of electric welding is connected, convenient and fast ground realizes the electrically conductive connection between ground wire end of electric welding and the weldment, improves welding efficiency.

Additional features and advantages of the disclosure will be set forth in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure without limiting the disclosure. In the drawings:

fig. 1 is a schematic structural diagram of a ground wire connection device according to an embodiment of the present disclosure.

Description of the reference numerals

10 base 101 suction surface

102 card slot 1021 first card slot face

1022 second slot drawing surface 1023 first slot

1024 second card slot 20 conductive piece

21 connecting part 211 connecting sleeve

212 connecting plate 22 abutment

23 spindle 30 first locking element

31 first locking nut 32 elastic member

40 connecting bracket 41 connecting rod

411 stopping part 42 rotating plate

50 second locking member 60 third locking member

61 third locking nut 62 fourth locking nut

Detailed Description

The following detailed description of specific embodiments of the present disclosure is provided in connection with the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.

In the present disclosure, without being stated to the contrary, the use of the directional words such as "up, down, left, right" refers to the upper, down, left, right defined in the normal use state of the ground wire connecting device of the present disclosure, for example, as can be seen with reference to fig. 1; terms such as "first, second, third, fourth" are used merely to distinguish one element from another and are not sequential or significant.

As shown in fig. 1, the present disclosure provides a ground wire connection device, which includes a base 10 and a conductive member 20 disposed on the base 10, where the conductive member 20 includes a connection portion 21 and a butting portion 22, the connection portion 21 is used for being electrically connected to a ground wire end of an electric welding machine, the butting portion 22 is used for being butted against a weldment, and the base 10 is used for being detachably connected to the weldment.

In the technical scheme, the base 10 is arranged, the base 10 is detachably connected to a weldment, and when the weldment needs to be welded, the base 10 is connected to the weldment; and still be provided with electrically conductive piece 20 on base 10, connecting portion 21 of this electrically conductive piece 20 can be connected with the ground wire end electric conduction of electric welding to can realize electrically conductive being connected of electrically conductive piece 20 and ground wire end, because of this electrically conductive piece 20 still includes top 22 again, when top 22 supports in the weldment, also can realize electrically conductive being connected of electrically conductive piece 20 and weldment, and then also can realize electrically conductive being connected of ground wire end and weldment of electric welding.

This ground wire connecting device simple structure, and through setting up can detachably connect the base 10 on the weldment, when base 10 connects in the weldment, set up on base 10 and can support on the weldment with the electrically conductive 10 of being connected of ground wire end of electric welding, convenient and fast ground realizes the electrically conductive connection between ground wire end and the weldment of electric welding, improves welding efficiency.

In one embodiment, referring to fig. 1, the base 10 is a magnetic base, the magnetic base includes an adsorption surface 101 for adsorbing to the weldment, and a clamping groove 102 for clamping with the weldment is formed on the adsorption surface 101.

In this embodiment, first, by setting the base 10 as a magnetic base, since the weldment is mostly made of a metal material, this magnetic base can be effectively attracted to the weldment, thereby improving the convenience of connecting the base 10 to the weldment. For example, the magnetic base may be configured as a strong magnet or an electromagnet, etc., which the present disclosure does not limit; secondly, a clamping groove 102 used for being clamped with a weldment is formed on the adsorption surface 101 of the magnetic base, so that the connection stability of the magnetic base and the weldment can be further improved; for example, when the weldment is configured as a tubular structure, the clamping groove 102 can be clamped with the welding of the tubular structure, so that the stability of connection is improved, meanwhile, the clamping groove can also be suitable for welding of different shapes, and the practicability of the ground wire connecting device of the disclosure is improved.

Optionally, referring to fig. 1, the card slots 102 are multiple, each card slot 102 includes a first card slot surface 1021 and a second card slot surface 1022, the first card slot surface 1021 and the second card slot surface 1022 form a V-shape with an opening facing the weldment, and an included angle between the first card slot surface 1021 and the second card slot surface 1022 of each card slot 102 is different.

By arranging the plurality of clamping grooves 102, and the included angles between the first clamping groove surface 1021 and the second clamping groove surface 1022 of each clamping groove 102 are different, the sizes of the openings of the clamping grooves 102 are different, so that the pipes constructed into a plurality of different diameters can be clamped, and the adaptability and the practicability of the base 10 are further improved.

Referring to fig. 1, the plurality of card slots 102 includes a first card slot 1023 and a second card slot 1024 which intersect with each other, an included angle between a first card slot surface 1021 and a second card slot surface 1022 of the first card slot 1023 is a right angle, and an included angle between the first card slot surface 1021 and the second card slot surface 1022 of the second card slot 1024 is an obtuse angle.

In this embodiment, by providing the first locking groove 1023 configured as a right angle, the first locking groove 1023 can be attached to a small-diameter pipe or an angle iron and locked; the second engaging groove 1024, which is formed at an obtuse angle, can be attached to a pipe having a large diameter. However, the number and the size of the included angle of the card slots 102 are not limited in the present disclosure, and can be set according to the requirement.

In another embodiment, referring to fig. 1, the ground wire connecting device further includes a first locking member 30 and a connecting bracket 40, the connecting bracket 40 connects the base 10 and the conductive member 20 such that the base 10 and the conductive member 20 are spaced apart in a left-right direction, the conductive member 20 is movably disposed in the connecting bracket 40 in an up-down direction, and the first locking member 30 is used for limiting the movement of the conductive member 20.

When the base 10 is attached to the plane of the weldment, the welder adjusts the conductive member 20 in the vertical direction to make the abutting portion 22 on the conductive member 20 abut against the plane of the weldment, and then locks the position of the conductive member 20 in the vertical direction by using the first locking member 30 to make the abutting portion 22 maintain the abutting state with the plane of the weldment, and because the base 10 is attached to the plane of the weldment, the attaching surface 101 of the base 10 is flush with the end portion of the abutting portion 22 abutting against the weldment in the vertical direction.

When the base 10 is attached to the weldment which is uneven in the vertical direction, for example, the weldment includes a first surface and a second surface which are not coplanar in the vertical direction, the base 10 is attached to the first surface, a welding worker adjusts the conductive member 20 in the vertical direction, so that the abutting portion 22 on the conductive member 20 can abut against the second surface, and then the position of the conductive member in the vertical direction is locked by the first locking member 30, so that the abutting portion 22 can maintain the abutting state with the second surface of the weldment.

That is, by disposing the conductive member 20 on the connecting bracket 40 movably in the up-down direction, it is possible to electrically connect the soldering members having uneven surfaces by adjusting the position of the pair of conductive members 20 in the up-down direction.

Referring to fig. 1, the ground wire connecting device further includes a second locking member 50, the connecting bracket 40 includes a connecting rod 41 extending in a vertical direction and a rotating plate 42 extending in a left-right direction, the connecting rod 41 connects the base 10 and the rotating plate 42, the conductive member 20 is movably disposed on the rotating plate 42 in the vertical direction, the rotating plate 42 is rotatably sleeved on the connecting rod 41, and the second locking member 50 is used for limiting the rotation of the rotating plate 42.

By operating the rotating plate 42 to rotate around the connecting rod 41, the conductive piece 20 arranged on the rotating plate 42 also rotates around the connecting rod 41, so that the position of the abutting part 22 on the conductive piece 20 abutting against the weldment can be adjusted, and the convenience of the operation of the ground wire connecting device is improved; when the rotating plate 42 rotates to a desired position, the rotating plate 42 can be position-locked by the second locking member 50 to limit the rotation of the rotating plate 42, so as to lock the position where the abutting portion 22 on the conductive member 20 abuts against the weldment.

Specifically, referring to fig. 1, the second locking member 50 includes a second locking nut, an external thread connected to the second locking nut is formed on an outer circumferential surface of the connecting rod 41, a stopping portion 411 is formed at an end of the connecting rod 41 away from the base 10, and the rotating plate 42 is located between the stopping portion 411 and the second locking nut, and the second locking nut is used for enabling the rotating plate 42 to be clamped between the second locking nut and the stopping portion 411. This second locking piece 50 simple structure, low cost and the welding personnel of being convenient for operate, can set up the rotating plate 42 tightly between backstop 411 and second locking nut through rotatory this second locking nut, avoid this rotating plate 42 to take place to rotate. However, the present disclosure is not limited to a specific type of structure for the second lock member 50.

Referring to fig. 1, the conductive member 20 includes a lead screw 23, an axis of the lead screw 23 extends in an up-down direction, a top portion 22 is disposed at a lower end of the lead screw 23, the first locking member 30 includes two first locking nuts 31 and an elastic member 32, the two first locking nuts 31 are all sleeved on the lead screw 23 and are respectively located at upper and lower sides of the rotating plate 42, and the elastic member 32 abuts between the rotating plate 42 and the first locking nuts 31 located below the rotating plate 42. The first locking member 30 has a simple structure and low cost, and is convenient for a welding worker to operate.

The specific adjustment process is as follows:

for example, when the welder needs to adjust the lead screw 23 downward, first, the operator keeps the lead screw 23 circumferentially locked, rotates the first lock nut 31 above the rotating plate 42 upward, the rotating plate 42 and the upper first locking nut 31 have a certain space in the vertical direction, and the operator can move the screw 23 and other components connected thereto downward synchronously, until the upper first locking nut 31 abuts against the rotating plate 42, the elastic member 32 is in a released state and cannot effectively abut against the rotating plate 42, and the operator needs to rotate the first locking nut 31 located below the rotating plate 42 upwards, so that the elastic member 32 is tightly positioned between the rotating plate 42 and the lower first locking nut 31, the screw shaft 23 can be locked stably in the up-down direction, and the screw shaft 23 is prevented from moving in the up-down direction.

When a welder needs to adjust the screw 23 upwards, firstly, the operator makes the screw 23 keep circumferential locking, and rotates the first locking nut 31 below the rotating plate 42 downwards, so that a certain space is reserved between the elastic part 32 and the rotating plate 42, and the operator can move the screw 23 and other components connected to the screw upwards synchronously until the elastic part 32 is compressed to a required degree; the operator continues to keep the circumferential locking of the lead screw 23, and rotates the first locking nut 31 on the rotating plate 42 downward to make the first locking nut 31 abut against the rotating plate 42, so as to lock the lead screw 23 on the rotating plate 42 in the up-down direction and prevent the lead screw 23 from moving in the up-down direction.

The elastic member 32 may be configured as a compression spring, which is sleeved on the lead screw 23 and has two ends respectively for abutting against the rotating plate 42 and the first locking nut 31 below.

However, the present disclosure does not limit the specific structure type of the first locking member 30, and the conductive member 20 can be locked in the vertical position.

Optionally, the connecting portion 21 is a wire connecting lug, the wire connecting lug is rotatably sleeved on the upper end of the screw 23, and the third locking member 60 is used for limiting the rotation of the wire connecting lug. The connection lug can effectively improve the convenience of connection between the ground wire end of the electric welding machine and the conductive piece 20; in addition, the wire connecting nose is rotatably sleeved on the screw rod 23 and is limited to rotate by the third locking piece 60, so that an operator can adjust the specific orientation of the wire connecting nose, and the convenience of connection is improved.

Specifically, referring to fig. 1, the connecting nose includes a connecting sleeve 211 and a connecting plate 212, the connecting sleeve 211 is used for being electrically connected with a ground wire end of an electric welding machine, one end of the connecting plate 212 is connected to the connecting sleeve 211, the other end of the connecting plate 212 is sleeved on the upper end of the screw 23, the third locking member 60 includes a third locking nut 61 and a fourth locking nut 62 which are respectively located on the upper side and the lower side of the connecting plate 212, the third locking nut 61 and the fourth locking nut 62 are sleeved on the screw 23, and the third locking nut 61 and the fourth locking nut 62 are used for clamping the connecting plate 212 together, so that the connecting portion 21 is locked at the circumferential position.

The third locking member 60 has a simple structure, low cost and convenient operation; however, the present disclosure does not limit the specific structure of the third locking member 60, and the locking of the circumferential position of the connecting nose with respect to the lead screw 23 can be effectively achieved.

Optionally, at least one of the base 10, the connecting rod 41, and the rotating plate 42 is made of an insulating material. For example, the base 10 is made of an insulating material, or the connecting rod 41 is made of an insulating material, or the rotating plate 42 is made of an insulating material, or both the base 10 and the connecting rod 41 are made of insulating materials, or both the connecting rod 41 and the rotating plate 42 are made of insulating materials, the base 10 and the rotating plate 42 are made of insulating materials, or all of the base 10, the connecting rod 41 and the rotating plate 42 are made of insulating materials. Through setting up at least one of these three to insulating material, improve this ground wire connecting device's security, avoid operating personnel to take place the danger of electrocuteeing when taking off base 10 from the weldment, improve factor of safety.

Alternatively, as shown in fig. 1, the top abutting portion 22 is configured in a sharp shape for piercing an insulating coating and/or an oxide film of the surface of the weldment, so that the conductive connection between the top abutting portion 22 and the weldment is achieved quickly. However, the present disclosure is not limited to the specific shape of the top portion 22.

The preferred embodiments of the present disclosure are described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure.

It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various combinations that are possible in the present disclosure are not described again.

In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure, as long as it does not depart from the spirit of the present disclosure.

Claims (12)

1. The ground wire connecting device is characterized by comprising a base (10) and a conductive piece (20) arranged on the base (10), wherein the conductive piece (20) comprises a connecting part (21) and a butting part (22), the connecting part (21) is used for being in conductive connection with a ground wire end of an electric welding machine, the butting part (22) is used for butting against a weldment, and the base (10) is used for being detachably connected with the weldment.

2. The ground wire connection device according to claim 1, characterized in that the base (10) is a magnetic base, the magnetic base comprises an adsorption surface (101) for adsorbing the weldment, and a clamping groove (102) for clamping the weldment is formed on the adsorption surface (101).

3. The ground connection device according to claim 2, wherein the plurality of card slots (102) are provided, each card slot (102) comprises a first card slot surface (1021) and a second card slot surface (1022), the first card slot surface (1021) and the second card slot surface (1022) form a V-shape that opens toward the solder, and an included angle between the first card slot surface (1021) and the second card slot surface (1022) of each card slot (102) is different.

4. The ground connection according to claim 3, wherein the plurality of card slots (102) comprises a first card slot (1023) and a second card slot (1024) intersecting each other, an included angle between a first card slot surface (1021) and a second card slot surface (1022) of the first card slot (1023) is a right angle, and an included angle between the first card slot surface (1021) and the second card slot surface (1022) of the second card slot (1024) is an obtuse angle.

5. The ground wire connecting device as claimed in claim 1, further comprising a first locking member (30) and a connecting bracket (40), wherein the connecting bracket (40) connects the base (10) and the conductive member (20) such that the base (10) and the conductive member (20) are spaced apart in a left-right direction, the conductive member (20) is movably disposed in the connecting bracket (40) in an up-down direction, and the first locking member (30) is used to limit the movement of the conductive member (20).

6. The ground wire connecting device according to claim 5, further comprising a second locking member (50), wherein the connecting bracket (40) comprises a connecting rod (41) extending in an up-down direction and a rotating plate (42) extending in a left-right direction, the connecting rod (41) connects the base (10) and the rotating plate (42), the conductive member (20) is movably disposed on the rotating plate (42) in the up-down direction, the rotating plate (42) is rotatably sleeved on the connecting rod (41), and the second locking member (50) is used for limiting the rotation of the rotating plate (42).

7. The ground wire connection device according to claim 6, wherein the second locking member (50) comprises a second locking nut, an external thread connected with the second locking nut is formed on an outer circumferential surface of the connecting rod (41), a stopping portion (411) is formed at an end of the connecting rod (41) away from the base (10), the rotating plate (42) is located between the stopping portion (411) and the second locking nut, and the second locking nut is used for enabling the rotating plate (42) to be clamped between the second locking nut and the stopping portion (411).

8. The ground wire connection device of claim 6, wherein the conductive member (20) comprises a lead screw (23), an axis of the lead screw (23) extends in an up-down direction, the abutting portion (22) is arranged at a lower end of the lead screw (23), the first locking member (30) comprises two first locking nuts (31) and an elastic member (32), the two first locking nuts (31) are respectively sleeved on the lead screw (23) and are respectively located at the upper side and the lower side of the rotating plate (42), and the elastic member (32) abuts between the rotating plate (42) and the first locking nuts (31) located below the rotating plate (42).

9. The ground wire connection device as claimed in claim 8, wherein the connection part (21) is a wire connecting nose, the wire connecting nose is rotatably sleeved on the upper end of the lead screw (23), and the third locking member (60) is used for limiting the rotation of the wire connecting nose.

10. The ground wire connecting device according to claim 9, wherein the wire connecting nose comprises a connecting sleeve (211) and a connecting plate (212), the connecting sleeve (211) is used for being electrically connected with a ground wire end of an electric welding machine, one end of the connecting plate (212) is connected to the connecting sleeve (211), the other end of the connecting plate (212) is sleeved on the upper end of the lead screw (23), the third locking member (60) comprises a third locking nut (61) and a fourth locking nut (62) which are respectively positioned on the upper side and the lower side of the connecting plate (212), the third locking nut (61) and the fourth locking nut (62) are sleeved on the lead screw (23), and the third locking nut (61) and the fourth locking nut (62) are used for clamping the connecting plate (212) together.

11. The ground connection according to any one of claims 6-10, characterized in that at least one of the base (10), the connecting rod (41) and the turning plate (42) is made of an insulating material.

12. Ground connection according to any of claims 1-10, characterized in that the abutment portion (22) is configured as a sharp point for piercing the insulating coating and/or oxide film of the weldment surface.

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