CN218612184U

CN218612184U - Automatic power-off device of electric welding machine

Info

Publication number: CN218612184U
Application number: CN202222672966.2U
Authority: CN
Inventors: 张耿浩; 张帅; 何宽; 姜永春
Original assignee: Heilongjiang Huaming Pipe Industry Co ltd
Current assignee: Heilongjiang Huaming Pipe Industry Co ltd
Priority date: 2022-10-11
Filing date: 2022-10-11
Publication date: 2023-03-14
Anticipated expiration: 2032-10-11

Abstract

The utility model discloses an electric welding auto-power-off device relates to electric welding technical field, including the electric welding main part, the right side fixed mounting of electric welding main part has winding and unwinding devices, winding and unwinding devices's right side fixed mounting has automatic power-off mechanism, winding and unwinding devices includes the second shell, the inside left side fixedly connected with fixed block of second shell, the right side fixedly connected with motor of second shell, automatic power-off mechanism includes the base, the top rear side fixedly connected with bottom plate of base, the second spout has been seted up at the top of bottom plate. The utility model discloses an installed a winding and unwinding devices, can be with the orderly receive and release of long power cord, installed an automatic outage mechanism, when the short circuit takes place for the circuit, the electric current increase, magnetic force increase between iron core and the coil, and with the repulsion increase of magnet, just make magnet keep away from the iron core, make the plug keep away from the socket simultaneously, can stand the horse outage, protect the device not damaged.

Description

Automatic power-off device of electric welding machine

Technical Field

The utility model relates to an electric welding technical field, concretely relates to electric welding auto-power-off device.

Background

The electric welder is to melt the welding flux and the material to be welded on the welding electrode by using the high-temperature electric arc generated by the instant short circuit of the positive and negative poles so as to combine the contacted object. The automatic power-off device of the electric welding machine is quite simple in structure, namely a high-power transformer, in the prior art, the electric welding machine often has a short circuit phenomenon after working for a long time, and danger is caused, so that the power-off of the electric welding machine needs to be protected and improved, and the automatic power-off device of the electric welding machine is provided.

In the prior art, a chinese utility model patent document with publication number CN214815578U and

publication date

2021, 11, 23 is proposed to solve the above existing technical problems, and the technical scheme disclosed in the patent document is as follows: the utility model provides an electric welding machine no-load automatic cutout economizer, belongs to the circuit design field, and it includes signal of telecommunication automated inspection circuit, microprocessor and AC control circuit, and signal of telecommunication automated inspection circuit links to each other with microprocessor's input, and AC control circuit's input links to each other with microprocessor's output to AC control circuit's output links to each other with the electric welding machine. The utility model has the advantages of low power consumption, simple operation and wide application range due to switchable use modes.

In the actual use process, the following problems can occur in the technical scheme:

(1) The power failure of the electric welding machine is started from parts inside the electric cabinet, so that after the power failure, some electricity remains in a power line, danger is caused, waste is caused, and further improvement is needed.

(2) The electric welding machine has the advantages of simple structure and single function, and can be properly improved.

SUMMERY OF THE UTILITY MODEL

The utility model provides an electric welding auto-power-off device to solve the problem that proposes in the above-mentioned background art.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:

the automatic power-off device of the electric welding machine comprises an electric welding machine main body, wherein a winding and unwinding device is fixedly arranged on the right side of the electric welding machine main body, and an automatic power-off mechanism is fixedly arranged on the right side of the winding and unwinding device.

The retractable device comprises a second shell, a fixed block is fixedly connected to the left side of the interior of the second shell, and a motor is fixedly connected to the right side of the second shell.

The automatic power-off mechanism comprises a base, a bottom plate is fixedly connected to the rear side of the top of the base, and a second sliding groove is formed in the top of the bottom plate.

The utility model discloses technical scheme's further improvement lies in: the electric welding machine main part includes first shell, the inside right side fixedly connected with electronic cabinet main part of first shell, the outside right side of first shell is provided with control switch, the right side fixedly connected with power cord of electronic cabinet main part.

The utility model discloses technical scheme's further improvement lies in: the left side fixedly connected with of motor is received and is put the roller, and the left side rotation that receives and puts the roller is connected with the right side at the fixed block, and is provided with the power cord on receiving and putting the outer wall of roller, the circular port has been seted up to the upper and lower both sides of second shell.

The utility model discloses technical scheme's further improvement lies in: the upper and lower both sides of second shell are equal fixedly connected with fixed plate, first spout has all been seted up around the upper and lower both sides of second shell, the inner wall of first spout and the equal sliding connection of outer wall of removal subassembly.

The utility model discloses technical scheme's further improvement lies in: the left side and the right side of the movable assembly are all rotatably connected with a threaded rod, the outer wall of the threaded rod is connected with a sleeve through threads, the right side of the threaded rod is fixedly connected with a crank, and the left side of the threaded rod is fixedly connected with a clamp assembly.

The utility model discloses technical scheme's further improvement lies in: the utility model discloses a portable power tool, including base, power cord, and the back fixedly connected with spliced pole, the top front side of base is provided with the socket, the rightmost side fixedly connected with plug of power cord, and the plug is located the left side of socket, the back fixedly connected with spliced pole of plug, the back fixedly connected with magnet of spliced pole.

The utility model discloses technical scheme's further improvement lies in: the right side of magnet is provided with the iron core, be provided with the coil on the surface of iron core, the equal fixedly connected with slider in bottom of magnet and iron core, and the outer wall sliding connection of slider at the inner wall of second spout.

The utility model discloses technical scheme's further improvement lies in: the inside of automatically controlled case main part is provided with the operating wire, the outside fixedly connected with relay of operating wire, the below fixedly connected with contactor of relay.

Since the technical scheme is used, the utility model discloses relative prior art, the technological progress who gains is:

1. the utility model provides an electric welding auto-power-off device, installed a winding and unwinding devices on the device, second shell through setting up, the fixed block, receive and unwind the roller, including a motor, an end cap, a controller, and a cover plate, the circular port, the operating line, the relay, the contactor, the fixed plate, first spout, remove the subassembly, the threaded rod, the sleeve, crank and anchor clamps subassembly, make can receive and release the orderly winding and unwinding of long power cord, the power drive that provides through the motor receives and unwinds the roller and rotates, just can receive and release the power cord, and set up a mechanism that can fix the power cord at both ends, through waveing the crank, it rotates to drive the threaded rod, make the sleeve promote to remove the subassembly slip, it is fixed with it rethread anchor clamps subassembly, prevent the skew.

2. The utility model provides an electric welding auto-power-off device has installed an auto-power-off mechanism on the device, through the base that sets up, bottom plate, second spout, socket, plug, spliced pole, magnet, iron core, coil and slider, when the short circuit takes place for the circuit, the electric current increase, the magnetic force increase between iron core and the coil, and with the repulsion increase of magnet, just make magnet keep away from the iron core, make the plug keep away from the socket simultaneously, can set up the horse outage, protect the device not damaged.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic bottom structure diagram of the bitmap 1 of the present invention;

fig. 3 is a schematic structural view of the automatic power-off mechanism of fig. 1 according to the present invention;

fig. 4 is an enlarged view of a diagram a of fig. 1 according to the present invention;

fig. 5 is a schematic view of the internal structure of the electric cabinet of fig. 2.

In the figure: 1. a welding machine main body; 2. a retracting device; 3. an automatic power-off mechanism; 11. a first housing; 12. an electric cabinet main body; 13. a control switch; 14. a power line; 21. a second housing; 22. a fixed block; 23. a take-up and pay-off roller; 24. a motor; 25. a circular hole; a1, an operating line; a2, a relay; a3, a contactor; b1, fixing a plate; b2, a first chute; b3, moving the assembly; c1, a threaded rod; c2, a sleeve; c3, a crank; c4, a clamp assembly; 31. a base; 32. a base plate; 33. a second chute; 34. a socket; d1, a plug; d2, connecting columns; d3, a magnet; d4, iron cores; d5, a coil; d6, a sliding block.

Detailed Description

Referring to fig. 1-5, the present invention provides a technical solution: the automatic power-off device of the electric welding machine comprises an electric welding machine main body 1, wherein a winding and unwinding device 2 is fixedly arranged on the right side of the electric welding machine main body 1, and an automatic power-off mechanism 3 is fixedly arranged on the right side of the winding and unwinding device 2.

In this embodiment, the electric welding machine main body 1 includes a first outer shell 11, an electric cabinet main body 12 is fixedly connected to the right side of the inside of the first outer shell 11, a control switch 13 is arranged on the right side of the outside of the first outer shell 11, and a power line 14 is fixedly connected to the right side of the electric cabinet main body 12.

Preferably, the retracting device 2 comprises a second shell 21, a fixed block 22 is fixedly connected to the left side inside the second shell 21, a motor 24 is fixedly connected to the right side of the second shell 21, a retracting roller 23 is fixedly connected to the left side of the motor 24, the left side of the retracting roller 23 is rotatably connected to the right side of the fixed block 22, a power cord 14 is arranged on the outer wall of the retracting roller 23, circular holes 25 are formed in the upper and lower sides of the second shell 21, fixed plates b1 are fixedly connected to the upper and lower sides of the second shell 21, first sliding grooves b2 are formed in the front and back of the upper and lower sides of the second shell 21, the inner wall of each first sliding groove b2 is slidably connected with the outer wall of a moving assembly b3, a threaded rod c1 is rotatably connected to the left and right sides of the moving assembly b3, a sleeve c2 is in threaded connection with the outer wall of the threaded rod c1, a crank c3 is fixedly connected to the right side of the threaded rod c1, the left side of the threaded rod c1 is fixedly connected with a clamp component c4 clamp component, a winding and unwinding device 2 is installed on the winding and unwinding device, the long power line 14 can be wound and unwound orderly by the aid of a second shell 21, a fixing block 22, a winding and unwinding roller 23, a motor 24, a circular hole 25, an operating line a1, a relay a2, a contactor a3, a fixing plate b1, a first sliding groove b2, a moving component b3, a threaded rod c1, a sleeve c2, a crank c3 and a clamp component c4, the winding and unwinding roller 23 is driven to rotate by power provided by the motor, the power line 14 can be wound and unwound, a mechanism capable of fixing the power lines 14 at two ends is arranged, the crank c3 is shaken to drive the threaded rod c1 to rotate, the sleeve c2 pushes the moving component b3 to slide, and the moving component b3 is fixed by the clamp component c4 to prevent deviation.

Further, the automatic power-off mechanism 3 comprises a base 31, a bottom plate 32 is fixedly connected to the rear side of the top of the base 31, a second chute 33 is formed in the top of the bottom plate 32, a socket 34 is arranged on the front side of the top of the base 31, a plug d1 is fixedly connected to the rightmost side of the power cord 14, the plug d1 is located on the left side of the socket 34, a connecting post d2 is fixedly connected to the back of the plug d1, a magnet d3 is fixedly connected to the back of the connecting post d2, an iron core d4 is arranged on the right side of the magnet d3, a coil d5 is arranged on the outer surface of the iron core d4, sliders d6 are fixedly connected to the bottoms of the magnet d3 and the iron core d4, and the outer wall of each slider d6 is slidably connected to the inner wall of the second chute 33, the inside of electric cabinet main part 12 is provided with operating line a1, the outside fixedly connected with relay a2 of operating line a1, the below fixedly connected with contactor a3 of relay a2, installed an auto-power-off mechanism 3 on the device, through the base 31 that sets up, bottom plate 32, second spout 33, socket 34, plug d1, spliced pole d2, magnet d3, iron core d4, coil d5 and slider d6, when the short circuit takes place for the circuit, the electric current increases, the magnetic force between iron core d4 and the coil d5 increases, and the repulsion increase with magnet d3, just make magnet d3 keep away from iron core d4, make plug d1 keep away from socket 34 simultaneously, can put up the horse outage, protect the device not damaged.

The working principle of the automatic power-off device of the electric welding machine is described in detail below.

As shown in fig. 1-5, during use, the length of the welding machine 14 is adjusted according to the moving position of the welding machine, specifically, the welding machine is started 24 to drive the 23 to rotate, so that the 14 on the 23 is retracted until the requirement of placement is met, then the c3 is shaken to drive the c1 to rotate, the b3 is pushed through the c2 until the c4 clamps the 14, when some faults such as short circuit occur to the circuit, the current is increased, the magnetic force between the iron core d4 and the coil d5 is increased, and the repulsive force with the magnet d3 is increased, so that the magnet d3 is far away from the iron core d4, and meanwhile, the plug d1 is far away from the socket 34, so that the power can be immediately cut off.

The present invention has been described in detail with reference to the above general description, but it will be apparent to one of ordinary skill in the art that modifications and improvements can be made to the invention. Therefore, modifications or improvements without departing from the spirit of the invention are within the scope of the invention.

Claims

1. Electric welding auto-power-off device, including electric welding main part (1), its characterized in that: a winding and unwinding device (2) is fixedly mounted on the right side of the electric welding machine main body (1), and an automatic power-off mechanism (3) is fixedly mounted on the right side of the winding and unwinding device (2);

the retractable device (2) comprises a second shell (21), the left side inside the second shell (21) is fixedly connected with a fixing block (22), and the right side of the second shell (21) is fixedly connected with a motor (24);

the automatic power-off mechanism (3) comprises a base (31), a bottom plate (32) is fixedly connected to the rear side of the top of the base (31), and a second sliding groove (33) is formed in the top of the bottom plate (32).

2. The automatic power-off device for the electric welding machine according to claim 1, characterized in that: electric welding main part (1) includes first shell (11), the inside right side fixedly connected with electrical cabinet main part (12) of first shell (11), the outside right side of first shell (11) is provided with control switch (13), right side fixedly connected with power cord (14) of electrical cabinet main part (12).

3. The automatic power-off device for the electric welding machine according to claim 1, characterized in that: the left side fixedly connected with of motor (24) receive and releases roller (23), and receive and release the left side of roller (23) and rotate and be connected with the right side at fixed block (22), and be provided with power cord (14) on the outer wall of receiving and releasing roller (23), circular port (25) have been seted up to the upper and lower both sides of second shell (21).

4. The automatic power-off device for the electric welding machine according to claim 1, characterized in that: the utility model discloses a portable electronic device, including first shell (21), the equal fixedly connected with fixed plate (b 1) in upper and lower both sides of second shell (21), first spout (b 2) have all been seted up around the upper and lower both sides of second shell (21), the equal sliding connection of inner wall and the outer wall of removal subassembly (b 3) of first spout (b 2).

5. The automatic power-off device for the electric welding machine according to claim 4, characterized in that: the side all rotates about removing subassembly (b 3) and is connected with threaded rod (c 1), equal threaded connection has sleeve (c 2) on the outer wall of threaded rod (c 1), the right side fixedly connected with crank (c 3) of threaded rod (c 1), the left side fixedly connected with anchor clamps subassembly (c 4) anchor clamps subassembly of threaded rod (c 1).

6. The automatic power-off device for a welding machine according to claim 2, characterized in that: the top front side of base (31) is provided with socket (34), the rightmost fixedly connected with plug (d 1) of power cord (14), and plug (d 1) is located the left side of socket (34), the back fixedly connected with spliced pole (d 2) of plug (d 1), the back fixedly connected with magnet (d 3) of spliced pole (d 2).

7. The automatic power-off device for the electric welding machine according to claim 6, characterized in that: the right side of magnet (d 3) is provided with iron core (d 4), be provided with coil (d 5) on the surface of iron core (d 4), the equal fixedly connected with slider (d 6) in bottom of magnet (d 3) and iron core (d 4), and the inner wall sliding connection of the outer wall of slider (d 6) at second spout (33).

8. The automatic power-off device for a welding machine according to claim 2, characterized in that: the inside of automatically controlled case main part (12) is provided with operating line (a 1), the outside fixedly connected with relay (a 2) of operating line (a 1), below fixedly connected with contactor (a 3) of relay (a 2).