CN219986711U

CN219986711U - Portable welding device

Info

Publication number: CN219986711U
Application number: CN202320431474.6U
Authority: CN
Inventors: 何华
Original assignee: Dangyang Donghua Machinery Manufacturing Co ltd
Current assignee: Dangyang Donghua Machinery Manufacturing Co ltd
Priority date: 2023-03-09
Filing date: 2023-03-09
Publication date: 2023-11-10
Anticipated expiration: 2033-03-09

Abstract

The utility model relates to the technical field of welding devices, and discloses a portable welding device which comprises a shell, wherein fixing plates are fixedly arranged on the left side wall and the right side wall of an inner cavity of the shell, the tops of the two fixing plates are rotationally connected with two front-back symmetrically distributed first rollers, the back surfaces of the two back first rollers are fixedly provided with first motors, and the top wall of the inner cavity of the shell is fixedly provided with two electric push rods symmetrically distributed left and right. This portable welding set possesses advantages such as portable, has solved current welding set weight and is heavier, is inconvenient for remove, if people hold two pipes with the hand and carry out welded in-process moreover, very unsafe, the spark that splashes causes the injury very easily to the opponent, factor of safety extremely low's problem.

Description

Portable welding device

Technical Field

The utility model relates to the technical field of welding devices, in particular to a portable welding device.

Background

Welding technology, also known as joining engineering, is an important material processing technique. The definition of welding is as follows: the process of bonding the materials of the workpieces to be welded (homogeneous or heterogeneous) with or without filling materials to form permanent bonds by heating or pressurizing or both is called welding.

The butt joint of two pipeline mouths is very important and critical step in the middle of the pipeline construction, and the quality of its butt joint directly influences welding quality, but current welding set weight is heavier, is inconvenient for remove, if the people hold two pipes with the hand and weld the in-process moreover, very unsafe, the spark that splashes causes the injury very easily to the opponent, factor of safety is extremely low, so proposes a portable welding set and solves above-mentioned problem.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a portable welding device which has the advantages of portability and the like, and solves the problems that the existing welding device is heavy in weight and inconvenient to move, and if people hold two pipes by hands for welding, the two pipes are unsafe, splashed sparks are easy to hurt hands, and the safety coefficient is extremely low.

(II) technical scheme

The technical scheme for solving the technical problems is as follows: the utility model provides a portable welding set, includes the shell, the equal fixed mounting of inner chamber left and right sides wall of shell has the fixed plate, two the equal rotation in top of fixed plate is connected with the quantity and is the first cylinder of front and back symmetric distribution, two backs the equal fixed mounting in the back of first cylinder has first motor, the inner chamber roof fixed mounting of shell has the quantity to be two and is the electric putter of bilateral symmetry distribution, two electric putter's output is all rotated and is connected with the second cylinder, the inner chamber diapire fixed mounting of shell has moving mechanism, moving mechanism's top fixed mounting has the lifter, the output fixed mounting of lifter has the soldered connection, the back fixed mounting of shell has fume extractor.

The beneficial effects of the utility model are as follows: two steel pipes to be welded are respectively placed on two first rollers on the left side and the right side, two electric push rods are started to enable two second rollers to move downwards, the two steel pipes are respectively clamped, two first motors are started to enable the two steel pipes to rotate, the threaded rods are enabled to rotate through the second motors, the stand columns drive the welding heads to move left and right on the inner sides of the sliding rails, the welding heads are enabled to weld the joints of the steel pipes through lifting rods, smoke generated by welding can be filtered through the fan and the filter screen, harm of the smoke to a user is reduced, and the handle moving device can be carried after welding is completed.

This portable welding set has possessed portable's advantage.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, moving mechanism is including slide rail, threaded rod, second motor, stand, and the inner chamber diapire fixed mounting of shell has the slide rail, the inboard rotation of slide rail is connected with the threaded rod, the right side fixed mounting of threaded rod has the second motor, the outside threaded connection of threaded rod has the stand.

The adoption of the further scheme has the beneficial effects that the threaded rod is rotated through the second motor, so that the upright post drives the welding head to move left and right at the inner side of the sliding rail, and the joint is welded.

Further, the smoke exhaust device comprises a smoke exhaust pipe, a fan and a filter screen, the smoke exhaust pipe is fixedly arranged on the back surface of the shell, the fan is fixedly arranged on the inner side of the smoke exhaust pipe, and the filter screen is fixedly arranged on the inner side of the smoke exhaust pipe.

The smoke generated by welding can be filtered through the fan and the filter screen, so that the harm of the smoke to a user is reduced.

Further, the front of shell rotates and is connected with the observation window, the maintenance mouth has been seted up to the front of shell.

Adopt the beneficial effect of above-mentioned further scheme, be convenient for observe the inside welding condition of shell through the observation window, be convenient for weld the inside of shell through the maintenance mouth.

Further, through holes are formed in the left side and the right side of the shell, and the two through holes are symmetrically distributed in the left-right direction.

The technical scheme has the beneficial effects that the steel pipes are convenient to insert through the through holes on the two sides, and the two steel pipes are welded.

Further, the top of two fixed plates is all fixed mounting has the bracing piece, and two the second cylinder is located the top of two homonymy first cylinders respectively.

The steel tube clamping device has the beneficial effects that the two support rods are used for enabling the two fixing plate structures to be stable, the two second rollers are located above the two first rollers on the same side respectively, and steel tubes can be clamped conveniently.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of the connection structure of the shell and the smoke exhaust pipe of the present utility model;

FIG. 3 is a side view of the housing and handle attachment structure of the present utility model;

fig. 4 is a front view of the connection structure of the housing and the observation window of the present utility model.

In the figure: 1. a housing; 2. a fixing plate; 3. a first roller; 4. a first motor; 5. an electric push rod; 6. a second drum; 7. a moving mechanism; 701. a slide rail; 702. a threaded rod; 703. a second motor; 704. a column; 8. a smoke exhausting device; 801. a smoke exhaust pipe; 802. a fan; 803. a filter screen; 9. a lifting rod; 10. a welding head; 11. an observation window; 12. a handle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the embodiment, as shown in fig. 1-4, a portable welding device comprises a shell 1, wherein fixing plates 2 are fixedly arranged on the left side wall and the right side wall of an inner cavity of the shell 1, the tops of the two fixing plates 2 are respectively and rotatably connected with two front-back symmetrically distributed first rollers 3, the back surfaces of the two rear first rollers 3 are respectively and fixedly provided with a first motor 4, the top wall of the inner cavity of the shell 1 is fixedly provided with two electric push rods 5 which are respectively and symmetrically distributed left and right, the output ends of the two electric push rods 5 are respectively and rotatably connected with a second roller 6, the bottom wall of the inner cavity of the shell 1 is fixedly provided with a moving mechanism 7, the top of the moving mechanism 7 is fixedly provided with a lifting rod 9, the output end of the lifting rod 9 is fixedly provided with a welding head 10, and the back surface of the shell 1 is fixedly provided with a smoke discharging device 8;

the moving mechanism 7 comprises a sliding rail 701, a threaded rod 702, a second motor 703 and a stand column 704, wherein the sliding rail 701 is fixedly arranged on the bottom wall of the inner cavity of the shell 1, the threaded rod 702 is rotatably connected to the inner side of the sliding rail 701, the second motor 703 is fixedly arranged on the right side of the threaded rod 702, and the stand column 704 is in threaded connection with the outer side of the threaded rod 702;

the threaded rod 702 is rotated by the second motor 703, so that the upright post 704 drives the welding head 10 to move left and right on the inner side of the sliding rail 701, and the joint is welded;

the smoke exhaust device 8 comprises a smoke exhaust pipe 801, a fan 802 and a filter screen 803, wherein the smoke exhaust pipe 801 is fixedly arranged on the back surface of the shell 1, the fan 802 is fixedly arranged on the inner side of the smoke exhaust pipe 801, and the filter screen 803 is fixedly arranged on the inner side of the smoke exhaust pipe 801;

the smoke generated by welding can be filtered through the fan 802 and the filter screen 803, so that the harm of the smoke to a user is reduced;

the front of the shell 1 is rotatably connected with an observation window 11, and the front of the shell 1 is provided with a maintenance port;

the welding condition inside the shell 1 is convenient to observe through the observation window 11, and the inside of the shell 1 is convenient to weld through the maintenance port;

the left side and the right side of the shell 1 are respectively provided with a through hole, and the two through holes are symmetrically distributed left and right;

the steel pipes are conveniently inserted into the through holes on the two sides, and the two steel pipes are welded;

the top parts of the two fixing plates 2 are fixedly provided with supporting rods, and the two second rollers 6 are respectively positioned above the two first rollers 3 on the same side;

through the two support rods, the structure of the two fixing plates 2 is stable, and the two second rollers 6 are respectively positioned above the two first rollers 3 on the same side, so that the steel pipe can be clamped conveniently;

working principle:

the first step: two steel pipes to be welded are respectively put on the two first rollers 3 at the left side and the right side, the two electric push rods 5 are started to enable the two second rollers 6 to move downwards, the two steel pipes are respectively clamped, and the two first motors 4 are started to enable the two steel pipes to rotate;

and a second step of: the threaded rod 702 is rotated by the second motor 703, so that the upright post 704 drives the welding head 10 to move left and right on the inner side of the sliding rail 701, and then the welding head 10 welds the joint of the steel pipes by the lifting rod 9;

and a third step of: the smoke generated by welding can be filtered through the fan 802 and the filter screen 803, so that the harm of the smoke to a user is reduced, and the handle 12 can be carried to move the device after the welding is finished.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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 one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A portable welding device comprising a housing (1), characterized in that: the utility model discloses a smoke exhaust device, including shell (1), inner chamber, fixed plate (2) are all fixed mounting to the inner chamber left and right sides wall of shell (1), two the top of fixed plate (2) is all rotated and is connected with first cylinder (3) that quantity is two and be front and back symmetric distribution, and the rear two the back of first cylinder (3) is all fixed mounting has first motor (4), the inner chamber roof fixed mounting of shell (1) has electric putter (5) that quantity is two and be bilateral symmetric distribution, two the output of electric putter (5) is all rotated and is connected with second cylinder (6), the inner chamber diapire fixed mounting of shell (1) has shifter (7), the top fixed mounting of shifter (7) has lifter (9), the output fixed mounting of lifter (9) has soldered connection (10), the back fixed mounting of shell (1) has smoke exhaust device (8), the top fixed mounting of shell (1) has handle (12).

2. A portable welding device according to claim 1, wherein: the moving mechanism (7) comprises a sliding rail (701), a threaded rod (702), a second motor (703) and a stand column (704), wherein the sliding rail (701) is fixedly installed on the bottom wall of an inner cavity of the shell (1), the threaded rod (702) is rotatably connected to the inner side of the sliding rail (701), the second motor (703) is fixedly installed on the right side of the threaded rod (702), and the stand column (704) is in threaded connection with the outer side of the threaded rod (702).

3. A portable welding device according to claim 1, wherein: the smoke exhaust device (8) comprises a smoke exhaust pipe (801), a fan (802) and a filter screen (803), the smoke exhaust pipe (801) is fixedly arranged on the back of the shell (1), the fan (802) is fixedly arranged on the inner side of the smoke exhaust pipe (801), and the filter screen (803) is fixedly arranged on the inner side of the smoke exhaust pipe (801).

4. A portable welding device according to claim 1, wherein: the front of shell (1) rotates and is connected with observation window (11), the maintenance mouth has been seted up to the front of shell (1).

5. A portable welding device according to claim 1, wherein: the left side and the right side of the shell (1) are respectively provided with a through hole, and the two through holes are distributed in a bilateral symmetry mode.

6. A portable welding device according to claim 1, wherein: the tops of the two fixing plates (2) are fixedly provided with supporting rods, and the two second rollers (6) are respectively positioned above the two first rollers (3) on the same side.