CN219986623U - Welding gun and welding device - Google Patents

Abstract

The utility model particularly discloses a welding gun and a welding device, and belongs to the technical field of electric welding equipment. The welding gun comprises a gun body and a smoke absorbing assembly, and the gun body is provided with a spray head; the smoking subassembly is including inhaling tobacco pipe, connecting piece and connecting pipe, and the connecting piece is equipped with the through-hole, and the shower nozzle wears to locate the through-hole, and smoking union coupling is in the connecting piece and be located one side of shower nozzle, and the connecting pipe is connected in the connecting piece, and the connecting piece is equipped with the inner chamber, and inner chamber one end intercommunication is inhaled the tobacco pipe, and the other end intercommunication connecting pipe, connecting pipe are used for connecting the fan to the flue gas that produces when sucking the shower nozzle welding. The utility model improves the pertinence of the suction to the harmful gas generation source, not only greatly improves the suction efficiency to the harmful gas, but also improves the suction effect, reduces the possibility of the diffusion of the harmful gas, and ensures that a user obtains safer use experience.

Description

Welding gun and welding device

Technical Field

The utility model relates to the technical field of electric welding equipment, in particular to a welding gun and a welding device.

Background

Welding devices tend to produce a wide variety of inhalable particulates and harmful gases during welding, and prior art often provide an exhaust duct at the top of the workshops. However, the exhaust duct provided at the top of the plant has not only low efficiency of sucking the harmful gas but also poor effect of sucking the harmful gas, so that more inhalable particles and harmful gas remain in the air of the plant.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model proposes a welding gun and a welding device that can draw in the gas generated during the welding process in a targeted manner.

According to a first aspect of the present utility model there is provided a welding gun comprising a gun body provided with a spray head and a smoking assembly; the smoking subassembly is including smoking pipe, connecting piece and connecting pipe, the connecting piece is equipped with the through-hole, the shower nozzle wears to locate the through-hole, smoking pipe connect in the connecting piece is located one side of shower nozzle, the connecting pipe connect in the connecting piece, the connecting piece is equipped with the inner chamber, inner chamber one end intercommunication smoking pipe, the other end intercommunication the connecting pipe, the connecting pipe is used for connecting the fan, in order to smoke the flue gas that produces when the shower nozzle welds.

The welding gun provided by the embodiment of the utility model has at least the following beneficial effects:

according to the embodiment of the utility model, the smoke suction pipe and the spray head are respectively fixed on the connecting piece, the smoke suction pipe is positioned at one side of the spray head, so that the smoke suction pipe can be aligned to the welding position of the spray head, and then the smoke suction pipe is communicated with the inner cavity of the connecting piece and the connecting pipe, so that when a welding gun is used for welding, the smoke suction pipe can directly suck harmful gas generated at the welding position, the pertinence of sucking the harmful gas to a source is improved, the sucking efficiency of the harmful gas is greatly improved, the sucking effect is improved, the possibility of diffusing the harmful gas is reduced, and a user obtains safer use experience.

According to some embodiments of the utility model, the connecting piece comprises a first connecting part and a second connecting part which are movably connected, the first connecting part and the second connecting part can be surrounded to form the through hole, the inner cavity is arranged on the first connecting part, the first connecting part is provided with a first opening and a second opening which are communicated with the inner cavity, the smoking pipe is connected with the first opening, and the connecting pipe is connected with the second opening.

According to some embodiments of the utility model, the first opening is disposed at an end of the first connecting portion opposite to the gun body, a first convex ring is disposed at an edge of the first opening, and the smoking pipe is disposed through the first convex ring.

According to some embodiments of the utility model, the edge of the second opening is provided with a second convex ring, and the connecting tube is sleeved on the peripheral wall of the second convex ring.

According to some embodiments of the utility model, one end of the first connecting part is hinged to the second connecting part, the other end of the first connecting part is provided with a first connecting hole, the second connecting part is provided with a second connecting hole corresponding to the first connecting hole, and the welding gun further comprises a connecting column, and the connecting column penetrates through the second connecting hole and is connected to the first connecting hole.

According to some embodiments of the utility model, the inner wall of the first connecting hole is provided with internal threads, and the connecting column is a screw.

According to some embodiments of the utility model, the gun body is internally provided with a cavity, and the welding gun further comprises a fixing piece, wherein the fixing piece is sleeved on the outer peripheral wall of the spray head and fixedly connected to the inner wall of the cavity.

According to some embodiments of the utility model, the spray head comprises a curved portion that extends in a curved manner.

According to some embodiments of the utility model, the outer circumferential wall of the gun body is provided with an anti-slip part suitable for holding.

According to a second aspect of the present utility model there is provided a welding apparatus comprising a welding gun as disclosed in the first aspect of the present utility model.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further described with reference to the accompanying drawings and examples, in which:

FIG. 1 is a schematic illustration of one embodiment of a welding gun of the present utility model;

FIG. 2 is an exploded view of one embodiment of a welding gun of the present utility model;

FIG. 3 is a schematic view of a connector in an embodiment of a welding gun according to the present utility model;

FIG. 4 is a cross-sectional view of a connector in one embodiment of a welding gun of the present utility model;

FIG. 5 is an exploded view of a connector in one embodiment of a welding gun of the present utility model;

fig. 6 is a front view of a gun body in one embodiment of a welding gun of the present utility model.

Reference numerals:

welding gun 1000;

a gun body 100; a shower head 120; a curved portion 121; an anti-slip part 130; a first case 140; a second housing 150;

a smoking assembly 200; a smoke suction pipe 210; a connection member 220; a through hole 221; a lumen 222; a first connection portion 223;

a first aperture 2231; a second aperture 2232; a first collar 2233; a second collar 2234; a first connection hole 2235;

a second connection portion 224; a second connection hole 2241;

a connection pipe 230; a connection post 240; and a fixing member 250.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation, such as the orientation or positional relationship indicated above, below, inside, outside, etc., are based on the orientation or positional relationship shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

In the description of the present utility model, the description of the first and second is only for the purpose of distinguishing technical features, and should not be construed as indicating or implying relative importance or implying the number of technical features indicated or the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Welding is a manufacturing process that joins metals or other thermoplastic materials at high temperature or pressure and is an integral industrial production in the manufacturing industry today. The welding gun is a part for performing welding operation in the welding process, the welding gun locally melts the workpieces to be joined by heating, and the workpieces can be joined after the melted part is cooled and solidified.

However, the welding gun often generates various inhalable particles and generates a plurality of harmful gases in the welding process, and long-term inhalation of welding staff can cause serious respiratory diseases, pneumoconiosis and even lung cancer, thereby seriously affecting the physical health of the operators. In addition, the smoke dust generated by welding also generates great pollution to the environment.

Based on this, the prior art often provides an exhaust duct at the top of the workplace. However, the exhaust duct provided at the top of the plant has not only low efficiency of sucking the harmful gas but also poor effect of sucking the harmful gas, so that more inhalable particles and harmful gas remain in the air of the plant.

To this end, some embodiments of the present utility model provide a welding gun 1000, particularly with reference to fig. 1-6 of the drawings of the specification.

Referring to fig. 1 and 2, in an embodiment of the present utility model, a welding gun 1000 includes a gun body 100 and a smoking assembly 200, the gun body 100 being provided with a nozzle 120; the smoking assembly 200 comprises a smoking pipe 210, a connecting piece 220 and a connecting pipe 230, wherein the connecting piece 220 is provided with a through hole 221, the spray head 120 penetrates through the through hole 221, the smoking pipe 210 is connected to the connecting piece 220 and is positioned on one side of the spray head 120, the connecting pipe 230 is connected to the connecting piece 220, the connecting piece 220 is provided with an inner cavity 222, one end of the inner cavity 222 is communicated with the smoking pipe 210, the other end of the inner cavity 222 is communicated with the connecting pipe 230, and the connecting pipe 230 is used for being connected with a fan so as to suck smoke generated when the spray head 120 is welded.

Referring to fig. 1, in an embodiment of the present utility model, a nozzle 120 may extend outwardly from one end of a gun body 100, wherein the nozzle 120 may be connected to a welding device through a pipe, and a cavity adapted to pass the pipe may be provided in the gun body 100. Further, in order to fix the nozzle 120, one end of the nozzle 120 located in the cavity may be connected to the inner wall of the cavity, thereby increasing the stability of the nozzle 120 when welding. In this embodiment, the gun body 100 may be in a shape that is convenient for a user to hold, such as a column shape or other shapes designed according to ergonomics, which is not limited in this embodiment.

Referring to fig. 1, in the embodiment of the present utility model, the connecting piece 220 may be sleeved on the peripheral wall of the nozzle 120, specifically, the connecting piece 220 may clamp and fix the nozzle 120 through interference fit, and the smoke tube 210 may be located at one side of the nozzle 120 and arranged side by side with the nozzle 120, so that the smoke tube 210 and the nozzle 120 may be aligned to the same position, so that the end of the smoke tube 210 may be close to the welding position, i.e. the source of harmful gas, thereby shortening the distance between the smoke tube 210 and the source of harmful gas, improving the pertinence of smoking the source of harmful gas, greatly improving the smoking efficiency of harmful gas, and improving the smoking effect.

Referring to fig. 4, in the embodiment of the present utility model, the connecting member 220 may be provided with an inner cavity 222, two ends of the inner cavity 222 are respectively connected to the smoke suction pipe 210 and the connecting pipe 230, and the connecting pipe 230 may be connected to an exhaust fan or a smoke treatment device, which is not limited in this embodiment. In this embodiment, the nozzle 120, the smoke tube 210 and the connecting tube 230 are respectively fixed by the connecting piece 220, so that the thickness and the width of the gun body 100 are maintained, and the problem that the size and the shape of the gun body 100 are changed due to the arrangement of the smoke tube 210 and the connecting tube 230 on the gun body 100, and the holding feel of a user is affected is avoided. Meanwhile, the positions of the smoke suction pipe 210 and the connecting pipe 230 held by the user can be staggered, so that the influence of the smoke suction pipe 210 and the connecting pipe 230 on the normal welding work of the user is avoided, and the experience of the user is improved.

According to the embodiment of the utility model, the smoke suction pipe 210 and the spray head 120 are respectively fixed on the connecting piece 220, the smoke suction pipe 210 is positioned on one side of the spray head 120, so that the smoke suction pipe 210 can be aligned to the welding position of the spray head 120, and then the smoke suction pipe 210 is communicated with the inner cavity 222 of the connecting piece 220 and the connecting pipe 230, so that when the welding gun 1000 is used for welding, the smoke suction pipe 210 can directly suck harmful gas generated at the welding position, the pertinence of sucking the harmful gas generation source is improved, the sucking efficiency of the harmful gas is greatly improved, the sucking effect is improved, the possibility of diffusing the harmful gas is reduced, and a user obtains safer use experience.

Referring to fig. 3, 4 and 5, in the embodiment of the present utility model, the connecting member 220 includes a first connecting portion 223 and a second connecting portion 224 that are movably connected, the first connecting portion 223 and the second connecting portion 224 can be surrounded to form a through hole 221, the inner cavity 222 is disposed in the first connecting portion 223, the first connecting portion 223 is provided with a first opening 2231 and a second opening 2232 that are respectively communicated with the inner cavity 222, the smoking pipe 210 is connected to the first opening 2231, and the connecting pipe 230 is connected to the second opening 2232.

In the embodiment of the present utility model, the first connection portion 223 and the second connection portion 224 may be fixed by being connected to each other, or may be detached and separated, where the two may be connected by a buckle, or may be connected by a screw, which is not limited in this embodiment. Referring to fig. 3, in an embodiment of the present utility model, a groove adapted to the nozzle 120 to pass through may be provided at an end of the first connection portion 223 facing the second connection portion 224, and when the first connection portion 223 and the second connection portion 224 are connected, the first connection portion 223 may close the groove to form the through hole 221, and an inner wall of the through hole 221 may abut against an outer circumferential wall of the nozzle 120 to fix the nozzle 120, thereby improving stability of the nozzle 120. Meanwhile, the detachable connection between the smoking assembly 200 and the gun body 100 can be realized, so that the gun body 100 or the smoking assembly 200 is more convenient to replace or rest, and the flexibility of the welding gun 1000 is improved.

Referring to fig. 4, in the embodiment of the present utility model, the first connection portion 223 may be hollow, and both ends of the cavity may be a first opening 2231 and a second opening 2232 opened at the surface of the first connection portion 223, respectively, so that the smoking pipe 210 and the connection pipe 230 communicate with each other through the cavity.

Referring to fig. 3 and 5, in the embodiment of the utility model, the first opening 2231 is disposed at an end of the first connecting portion 223 opposite to the gun body 100, a first protruding ring 2233 is disposed at an edge of the first opening 2231, and the smoking pipe 210 is disposed through the first protruding ring 2233.

Referring to fig. 3 and 5, in the embodiment of the present utility model, the edge of the first opening 2231 may be provided with a first protruding ring 2233 extending outwards, and the smoking pipe 210 is disposed through the first protruding ring 2233, that is, the first protruding ring 2233 may surround the smoking pipe 210 and limit the smoking pipe 210, so as to improve the stability of the smoking pipe 210 during smoking, improve the connection firmness of the two, improve the tightness, and reduce the possibility of leakage of harmful gas.

Referring to fig. 3 and 5, in the embodiment of the present utility model, the edge of the second opening 2232 is provided with a second protruding ring 2234, and the connection pipe 230 is sleeved on the outer peripheral wall of the second protruding ring 2234.

Referring to fig. 3 and 5, in the embodiment of the present utility model, a second protruding ring 2234 extending outwards may be provided at the edge of the second opening 2232, and the end of the smoking pipe 210 may be sleeved on the outer circumferential wall of the second protruding ring 2234, so as to improve the connection stability of the two, improve the sealing performance, and reduce the possibility of leakage of harmful gas.

Referring to fig. 3 and 5, in the embodiment of the present utility model, one end of the first connection portion 223 is hinged to the second connection portion 224, the other end is provided with a first connection hole 2235, the second connection portion 224 is provided with a second connection hole 2241 corresponding to the first connection hole 2235, the welding gun 1000 further includes a connection post 240, and the connection post 240 is disposed through the second connection hole 2241 and connected to the first connection hole 2235.

Referring to fig. 3 and 5, in the embodiment of the present utility model, opposite ends of the first connection portion 223 and the second connection portion 224 may be hinged, so that the first connection portion 223 may be rotated with respect to the second connection portion 224 to open the through hole 221, reducing the difficulty in removing the smoking assembly 200 from the injector 120. The other end of the connecting member 220 passes through the second connecting hole 2241 and then is connected with the first connecting hole 2235 to fix the first connecting portion 223 and the second connecting portion 224.

Referring to fig. 5, in the embodiment of the present utility model, the inner wall of the first coupling hole 2235 is provided with an internal thread, and the coupling post 240 is a screw.

Referring to fig. 5, in the embodiment of the present utility model, the connection post 240 may be screwed with the first connection hole 2235 after passing through the second connection hole 2241, thereby realizing connection and fixation of the first connection portion 223 and the second connection portion 224, improving connection stability of the two, and thus improving stability of the nozzle 120.

Referring to fig. 2, in the embodiment of the present utility model, a cavity is formed in the gun body 100, and the welding gun 1000 further includes a fixing member 250, where the fixing member 250 is sleeved on the outer peripheral wall of the nozzle 120 and fixedly connected to the inner wall of the cavity.

It will be appreciated that in order to secure the showerhead 120, and referring to fig. 2, in an embodiment of the present utility model, a securing member 250 may be provided to hold the showerhead 120, and in particular, an end of the showerhead 120 located within the cavity may be fixedly connected to the securing member 250. In this embodiment, the gun body 100 may include a first housing 140 and a second housing 150, the first housing 140 and the second housing 150 may enclose a cavity, and the fixing members 250 may be respectively and fixedly connected to the first housing 140 and the second housing 150, so as to improve stability of the spray head 120.

Referring to fig. 1 and 2, in an embodiment of the present utility model, the shower head 120 includes a curved portion 121 that is curved and extends.

It will be appreciated that, due to the influence of the shape of the workpiece or the placement position thereof, the user often needs to adjust the angle of the nozzle 120 to perform welding, and therefore, referring to fig. 1 and 2, in the embodiment of the present utility model, a bending portion 121 may be disposed between the end of the nozzle 120 and the gun body 100, and the bending portion 121 may be deformable or twistable, so that the user can conveniently adjust the angle of the nozzle 120 at any time.

Referring to fig. 1 and 6, in the embodiment of the present utility model, the outer circumferential wall of the gun body 100 is provided with an anti-slip portion 130 adapted to be held.

It can be appreciated that, in order to facilitate the holding of the operator, in the embodiment of the present utility model, when the operator grasps the gun body 100 by hand, the anti-slip portion 130 may be disposed at the lower end of the gun body 100 through which the fingers pass, so as to increase the friction between the palm of the user and the gun body 100, reduce the possibility of the welding gun 1000 slipping, and make the operator more comfortable and stable when holding the welding gun 1000.

The embodiment of the utility model also provides a welding device, which comprises the welding gun 1000 of the embodiment. The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, and finally, it should be described that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present utility model.

Claims (10)

1. A welding gun, comprising:

a gun body provided with a spray head;

the smoking subassembly, including smoking pipe, connecting piece and connecting pipe, the connecting piece is equipped with the through-hole, the shower nozzle wears to locate the through-hole, smoking pipe connect in the connecting piece is located one side of shower nozzle, the connecting pipe connect in the connecting piece, the connecting piece is equipped with the inner chamber, inner chamber one end intercommunication smoking pipe, the other end intercommunication the connecting pipe, the connecting pipe is used for connecting the fan, in order to smoke the flue gas that produces when the shower nozzle welds.

2. The welding gun according to claim 1, wherein the connecting piece comprises a first connecting portion and a second connecting portion which are movably connected, the first connecting portion and the second connecting portion can be surrounded to form the through hole, the inner cavity is formed in the first connecting portion, the first connecting portion is provided with a first opening and a second opening which are respectively communicated with the inner cavity, the smoking pipe is connected to the first opening, and the connecting pipe is connected to the second opening.

3. The welding gun as defined in claim 2, wherein the first opening is formed in one end of the first connecting portion opposite to the gun body, a first convex ring is formed at an edge of the first opening, and the smoking pipe is arranged in the first convex ring in a penetrating manner.

4. The welding gun as defined in claim 2, wherein the edge of the second opening is provided with a second collar, and the connecting sleeve is sleeved on the outer peripheral wall of the second collar.

5. The welding gun according to claim 2, wherein one end of the first connecting portion is hinged to the second connecting portion, a first connecting hole is formed in the other end of the first connecting portion, a second connecting hole corresponding to the first connecting hole is formed in the second connecting portion, and the welding gun further comprises a connecting column penetrating through the second connecting hole and connected to the first connecting hole.

6. The welding gun as defined in claim 5, wherein the inner wall of the first connecting hole is provided with internal threads, and the connecting post is a screw.

7. The welding gun according to claim 1, wherein a cavity is formed in the gun body, and the welding gun further comprises a fixing piece, wherein the fixing piece is sleeved on the outer peripheral wall of the nozzle and fixedly connected to the inner wall of the cavity.

8. The welding gun of claim 1, wherein the spray head comprises a curved portion that extends in a curve.

9. The welding gun as defined in claim 1, wherein the outer peripheral wall of the gun body is provided with an anti-slip portion adapted for gripping.

10. A welding device comprising a welding gun according to any one of claims 1 to 9.