CN218050987U

CN218050987U - Welder with adjustable smoking mouth

Info

Publication number: CN218050987U
Application number: CN202220752688.9U
Authority: CN
Inventors: 肖涛文; 陈晓波
Original assignee: Binzel Guangzhou Welding Technology Co ltd
Current assignee: Binzel Guangzhou Welding Technology Co ltd
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2022-12-16
Anticipated expiration: 2032-03-31

Abstract

The utility model belongs to the technical field of welding equipment, a welder with adjustable smoking holder is disclosed. The welding gun with the adjustable smoking holder comprises a bent pipe, a smoking pipe, the smoking holder and a locking nut, wherein one end of the smoking pipe is sleeved on the bent pipe; the smoking holder is sleeved at the other end of the smoking pipe in a sliding manner; the locking nut is sleeved on the smoking pipe and is configured to supply pressing force to the smoking pipe when the locking nut is screwed so as to enable the smoking pipe to be tightly pressed on the smoking pipe. The utility model provides a welder with adjustable smoking mouth when fixing to smoking mouth and smoking pipe, can adjust the smoking mouth to suitable position earlier according to the welding space of reality, and rethread lock nut fixes to smoking mouth and smoking pipe to improve the absorption efficiency to the welding smoke and dust, and then improve the welding effect. The welding gun with the adjustable cigarette holder is simple in structure, easy to disassemble and assemble, convenient to maintain and high in reliability.

Description

Welder with adjustable smoking mouth

Technical Field

The utility model relates to a welding equipment technical field especially relates to a welder with adjustable smoking mouth.

Background

The welding fume is solid particle formed by melting the end of welding material and base material under high-temperature arc, oxidizing and condensing, and can enter pulmonary alveoli through upper respiratory tract of human body to deposit in lung to cause respiratory tract disease, pneumoconiosis or lung cancer. At present, natural ventilation is mainly used for welding smoke dust, and high-air-volume local exhaust and other traditional means are used for assisting, so that the operation environment of an electric welding workshop is improved. The method is greatly influenced by natural climate, noise of local exhaust facilities, high power consumption and the like, welding smoke dust is scattered in the workshop environment, the physical health of welding operators is seriously harmed, and the atmospheric pollution is not effectively controlled.

Now, manufacturers have noticed the above problem and started to develop welding guns, which suck welding fume to a purification device by using high vacuum negative pressure through a suction nozzle of a head part of the welding gun and a suction pipe of a rear part. The suction nozzle needs to occupy a large space, so that the structure has certain limitation on narrow gap welding, and a welding gun cannot easily enter the narrow space to weld a workpiece. Therefore, the nozzle is often removed during welding, which affects the welding effect of narrow gap welding.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a welder with adjustable smoking mouth makes the smoking mouth can adjust according to the welding space of reality, has simplified welder's structure, and the reliability is high.

To achieve the purpose, the utility model adopts the following technical proposal:

a welding gun with an adjustable smoking tip, comprising:

bending the pipe;

one end of the smoke absorbing pipe is sleeved on the bent pipe;

the smoking holder is sleeved at the other end of the smoking pipe in a sliding manner;

the locking nut is sleeved on the smoking pipe and is configured to supply pressing force to the smoking pipe when the locking nut is screwed so that the smoking pipe is tightly pressed on the smoking pipe.

Optionally, the mouthpiece is a cylindrical structure, the mouthpiece includes a first cylinder and a second cylinder connected to each other, the first cylinder is a conical cylinder, and a large end of the first cylinder is connected to the second cylinder.

Optionally, one end of the second cylinder, which is far away from the first cylinder, is provided with a trumpet-shaped smoking port.

Optionally, the wall of the first cylinder is provided with a plurality of claw grooves.

Optionally, the outer diameter of the second cylinder is larger than the outer diameter of the large end of the first cylinder.

Optionally, the outer wall of the second cylinder has an external thread part, and the inner wall of the locking nut is provided with an internal thread part matched with the tooth mouth of the external thread part.

Optionally, the inner wall of the lock nut has a tapered portion that mates with the first barrel.

Optionally, the material of the smoking tip is a light alloy.

Optionally, the material of the lock nut is a light alloy.

Optionally, the elbow is detachably connected with the smoking pipe.

The utility model has the advantages that: the utility model provides a welder with adjustable smoking mouth, on the return bend was located to the pot head of smoking pipe, the other end of smoking pipe was located to smoking mouth slip cap, the smoking mouth was located to the lock nut cover, through setting up lock nut, revolve wrong lock nut, lock nut provides the smoking mouth packing force, thereby make the smoking mouth support tightly on smoking pipe, when carrying out the fixing to smoking mouth and smoking pipe, can be according to the welding space of reality, adjust smoking mouth to suitable position earlier, rethread lock nut is fixed to smoking mouth and smoking pipe, with the absorption efficiency who improves butt welding smoke and dust, and then improve the welding effect. The welding gun with the adjustable cigarette holder is simple in structure, easy to disassemble and assemble, convenient to maintain and high in reliability.

Drawings

Fig. 1 is a schematic structural view of an adjustable welding gun for a cigarette holder according to an embodiment of the present invention;

FIG. 2 is a sectional view of an adjustable welding gun for a cigarette holder according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a smoking holder provided by an embodiment of the present invention;

fig. 4 is a cross-sectional view of a lock nut provided by an embodiment of the present invention;

fig. 5 is a side view of a lock nut provided by an embodiment of the present invention.

In the figure:

1. bending the pipe; 2. a smoking pipe; 3. a cigarette holder; 31. a first cylinder; 311. a claw groove; 32. a second cylinder; 4. locking the nut; 41. a tapered portion; 42. an internal thread portion; 43. and (4) anti-skid lines.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected", "connected" and "fixed" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to be limiting.

As shown in fig. 1 and fig. 2, the embodiment provides a welding gun with an adjustable smoking mouth, which includes an elbow pipe 1, a smoking pipe 2, a smoking mouth 3 and a lock nut 4, wherein one end of the smoking pipe 2 is sleeved on the elbow pipe 1; the smoking mouth 3 is sleeved at the other end of the smoking pipe 2 in a sliding manner; the lock nut 4 is fitted over the mouthpiece 3, and the lock nut 4 is configured such that when the lock nut 4 is screwed, the lock nut 4 can apply a pressing force to the mouthpiece 3 to press the mouthpiece 3 against the smoking pipe 2.

The utility model provides a welder with adjustable smoking mouth, the return bend 1 is located to the pot head of smoking pipe 2, the other end of smoking pipe 2 is located to the slip cap of

smoking pipe

3, 4 covers of lock nut locate on smoking pipe 3, through setting up lock nut 4, revolve wrong lock nut 4, lock nut 4 provides 3 packing forces of smoking pipe, thereby make smoking pipe 3 support tightly on smoking pipe 2, when fixing to smoking pipe 3 and smoking pipe 2, can be according to actual welding space, adjust smoking pipe 3 to suitable position earlier, rethread lock nut 4 fixes to smoking pipe 3 and smoking pipe 2, with the absorption efficiency of improvement butt welding smoke and dust, and then improve the welding effect. The welding gun with the adjustable cigarette holder is simple in structure, easy to disassemble and assemble, convenient to maintain and high in reliability.

As shown in fig. 3, in order to facilitate the fastening nut 4 to be sleeved on the cigarette holder 3, the cigarette holder 3 is a tubular structure, the cigarette holder 3 comprises a first tubular body 31 and a second tubular body 32 which are connected with each other, the first tubular body 31 is a conical tubular body, and the large end of the first tubular body 31 is connected with the second tubular body 32. This kind of setting has improved the installation effectiveness.

Further, the wall of the first cylinder 31 is provided with a plurality of claw grooves 311. By arranging the plurality of claw grooves 311 on the cylinder wall, when the locking nut 4 compresses the smoking tip 3, the smoking tip 3 generates certain bending deformation, so that the smoking tip 3 and the smoking pipe 2 are fully abutted, and the fixing reliability between the smoking tip 3 and the smoking pipe 2 is improved.

Optionally, the outer diameter of the second cylinder 32 is larger than the outer diameter of the large end of the first cylinder 31. In the process of sleeving the locking nut 4 on the cigarette holder 3, the outer diameter of the second cylinder 32 is larger than that of the large end of the first cylinder 31, so that the locking nut 4 can be prevented from being separated from the first cylinder 31 to the second cylinder 32, and the locking reliability of the locking nut 4 is improved.

In this embodiment, a trumpet-shaped smoking port is disposed at one end of the second cylinder 32 away from the first cylinder 31. The area of the cigarette holder 3 for absorbing welding smoke dust is increased by arranging the horn-shaped cigarette suction port, and the effect of the cigarette holder 3 for absorbing smoke dust is effectively improved. In other embodiments, the shape of the smoking port can be set by one skilled in the art according to actual needs.

In this embodiment, the outer wall of the second cylinder 32 has an external thread portion, and the inner wall of the lock nut 4 has an internal thread portion 42 that fits the mouth of the external thread portion. When the locking nut 4 is sleeved, when the external thread part and the internal thread part 42 are engaged, the locking nut 4 is screwed, so that the smoking holder 3 and the smoking pipe 2 are locked and fixed, and the locking reliability is improved. In other embodiments, the position of the external thread part can be set by those skilled in the art according to actual needs.

As shown in fig. 4, the inner wall of the lock nut 4 has a tapered portion 41, and the tapered portion 41 is fitted to the first cylinder 31. During actual manufacturing, the inner diameter of the large end of the tapered portion 41 is slightly smaller than the outer diameter of the large end of the first cylinder 31, so as to ensure that the locking nut 4 provides the cigarette holder 3 with the largest pressing force, and effectively ensure that the cigarette holder 3 abuts against the smoking pipe 2.

Alternatively, as shown in fig. 5, the outer circumference of the lock nut 4 is provided with an anti-slip thread 43. This kind of setting has improved the frictional force between staff's hand and lock nut 4, has improved operating efficiency.

Optionally, the smoking mouth 3, the lock nut 4 and the smoking pipe 2 are made of light alloy. The setting effectively reduces the weight of the welding gun with the adjustable smoking holder, is easy for workers to operate, and improves the accuracy of welding operation. For example, the mouthpiece 3, the lock nut 4 and the smoking pipe 2 may be made of aluminum alloy or titanium alloy.

Optionally, the elbow 1 is detachably connected to the smoking pipe 2. This kind of setting, the dismouting of being convenient for.

It should be noted that the bent pipe 1 and the smoking pipe 2 provided in this embodiment are both in the prior art, and are not described herein again.

When the welding gun with the adjustable cigarette holder is assembled, the locking nut 4 is firstly sleeved on the periphery of the smoking pipe 2, then the cigarette holder 3 is sleeved on the smoking pipe 2, the cigarette holder 3 is adjusted to a proper position, the locking nut 4 is operated to enable the locking nut 4 to be sleeved on the periphery of the cigarette holder 3 along the axial direction of the cigarette holder 3, and when the internal thread part 42 is meshed with the external thread part of the cigarette holder 3, the locking nut 4 is screwed to enable the cigarette holder 3 and the smoking pipe 2 to be locked and fixed.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The utility model provides a welder with adjustable smoking mouth, its characterized in that includes:

a bent pipe (1);

one end of the smoke absorbing pipe (2) is sleeved on the bent pipe (1);

the smoking mouth (3) is sleeved at the other end of the smoking pipe (2) in a sliding manner;

the locking nut (4) is sleeved on the smoking mouth (3), and the locking nut (4) is configured in such a way that when the locking nut (4) is screwed, the locking nut (4) can supply pressing force to the smoking mouth (3) so as to enable the smoking mouth (3) to be tightly pressed on the smoking pipe (2).

2. The welding gun with adjustable smoking tip according to claim 1, characterized in that the smoking tip (3) is a cylindrical structure, the smoking tip (3) comprises a first cylinder (31) and a second cylinder (32) which are connected with each other, the first cylinder (31) is a cone-shaped cylinder, and the large end of the first cylinder (31) is connected with the second cylinder (32).

3. The welding gun with the adjustable cigarette holder according to claim 2, characterized in that the end of the second cylinder (32) far away from the first cylinder (31) is provided with a trumpet-shaped cigarette holder.

4. The welding gun with adjustable smoking tip according to claim 2, characterized in that the wall of the first cylinder (31) is provided with a plurality of claw grooves (311).

5. The welding gun with adjustable suction tip according to claim 3, characterized in that the outer diameter of the second cylinder (32) is larger than the outer diameter of the large end of the first cylinder (31).

6. The welding gun with adjustable smoking tip according to claim 4, wherein the outer wall of the second cylinder (32) has an external thread part, and the inner wall of the lock nut (4) is provided with an internal thread part (42) which is matched with the tooth mouth of the external thread part.

7. The welding gun with adjustable smoking tip according to claim 5, characterized in that the inner wall of the lock nut (4) has a tapered portion (41), and the tapered portion (41) is fitted with the first cylinder (31).

8. The welding gun with the adjustable smoking mouth according to claim 1, wherein the material of the smoking mouth (3) is light alloy.

9. The welding gun with the adjustable smoking mouth according to claim 1, wherein the material of the locking nut (4) is light alloy.

10. The welding gun with adjustable smoking mouth according to claim 1, characterized in that the bent tube (1) is detachably connected with the smoking tube (2).