CN217991234U

CN217991234U - Unit combined electric welding machine

Info

Publication number: CN217991234U
Application number: CN202222152035.XU
Authority: CN
Inventors: 吴晶伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-16
Filing date: 2022-08-16
Publication date: 2022-12-09
Anticipated expiration: 2032-08-16

Abstract

The utility model relates to a unit combination formula electric welding belongs to electric welding equipment technical field, has solved the problem that can't continue the operation and the radiating effect is not good when the single electric welding breaks down among the prior art. A unit combined electric welding machine comprises a shell, a welding unit and a switch; the welding units are arranged in parallel; each welding unit is provided with a switch which can turn on or off the corresponding welding unit; the casing includes articulated last casing and lower casing each other to and can be used for fixed last casing with open the fixed bracket component of angle between the casing down. The utility model discloses a plurality of welding units can be independently or the use of intercombination, and the condition of the unable continuation operation of electric welding when avoiding certain welding unit to break down, the angle that opens between upper and lower casing, the inside thermal effluvium of casing of being convenient for avoids high temperature to damage welding unit and influences performance.

Description

Unit combined electric welding machine

Technical Field

The utility model relates to an electric welding equipment technical field especially relates to a unit combination formula electric welding.

Background

The electric welder is to utilize the high temperature electric arc produced by the instantaneous short circuit of the positive and negative poles to melt the welding flux and the welded material on the welding electrode and to combine the contacted material. The structure is very simple, and the transformer is a high-power transformer.

Electric welding machines can be generally divided into two types according to the type of output power supply, namely an alternating current power supply and a direct current power supply. The principle of inductance is used, the inductance can generate huge voltage change when the inductance is switched on and switched off, and the high-voltage arc generated when the positive and negative electrodes are instantaneously short-circuited is used for melting the welding flux on the welding rod, so that the aim of welding between contacts is fulfilled.

In the prior art, once a single electric welding machine fails, the whole single electric welding machine cannot be operated, and the construction period is delayed. In addition, the single electric welding machine in the prior art has poor heat dissipation effect, and a large amount of gathered heat easily causes the damage of an internal welding unit, thereby greatly reducing the service life of the electric welding machine.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a unit-combined welding machine for solving the problems of the prior art that the unit welding machine cannot continue to operate and the heat dissipation effect is not good when the unit welding machine fails.

The purpose of the utility model is realized mainly through the following technical scheme:

a unit combined electric welding machine comprises a shell, a welding unit and a switch, wherein the welding unit and the switch are arranged in the shell; the welding units are arranged in parallel; each welding unit is provided with the switch, and the switch can turn on or off the corresponding welding unit; the shell comprises an upper shell, a lower shell and a fixed bracket assembly; the upper shell and the lower shell are rotatably connected through a hinge shaft, so that the shells are opened and closed; the fixed bracket component is used for fixing the opening angle between the upper shell and the lower shell.

Further, the fixed bracket assembly includes a first bracket and a second bracket.

Further, the first bracket is arranged on the upper shell, and the second bracket is arranged on the lower shell; when the upper shell and the lower shell are closed, the first support and the second support can be overlapped with each other.

Furthermore, a first limiting through hole is formed in the first support, and a second limiting through hole is formed in the second support.

Furthermore, the fixed bracket component further comprises a limit nail, and the limit nail can penetrate through the first limit through hole and the second limit through hole simultaneously, so that the first bracket and the second bracket are fixed relatively.

Further, the heat dissipation hole is further included.

Further, the heat dissipation holes are formed in the side wall of the lower casing.

Furthermore, the lock comprises a lock catch arranged on the shell, and the lock catch comprises a lock base and a lock body arranged on the lock base in a buckled mode.

Further, the handle comprises a handle seat and a handle hinged on the handle seat.

Further, the power supply device also comprises an output end and a power supply connector.

The utility model discloses can realize one of following beneficial effect at least:

(1) The unit combined electric welding machine comprises a shell, a plurality of welding units and a switch, wherein the plurality of welding units are connected in parallel; each welding unit is provided with a switch which can turn on or off the corresponding welding unit. A plurality of welding units can be used independently or in combination with each other, and the problem that the electric welding machine cannot continue to work when one of the welding units breaks down is avoided. Meanwhile, the welding units are used in different combinations, so that the welding unit is suitable for electric welding requirements of different powers.

(2) The utility model discloses be provided with the fixed bolster subassembly for fixed casing and the lower casing between open the angle, it has the gap to make fixed casing and lower casing between open, thereby is convenient for the inside thermal effluvium of casing, avoids high temperature to damage welding unit and influences performance. Simultaneously, the casing is provided with the fixed bolster to the side be provided with the louvre for the inside space that can strut through louvre and fixed bolster subassembly of casing is outside heat dissipation simultaneously, and the effluvium of inside heat is accelerated, avoids a large amount of heats of casing gathering to lead to welding unit to damage, has improved the life of electric welding by a wide margin.

(3) The utility model discloses a welding unit detachable sets up in the upper casing to can dismantle the change at any time when single welding unit damages, the cost of maintenance is practiced thrift in the maintenance of being convenient for.

The utility model discloses in, can also make up each other between the above-mentioned each technical scheme to realize more preferred combination scheme. Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

The drawings are only for purposes of illustrating particular embodiments and are not to be construed as limiting the invention, wherein like reference numerals are used to designate like parts throughout the drawings.

FIG. 1 is a schematic view of the unit combination electric welding machine of the present invention in an open state;

FIG. 2 is a schematic circuit diagram of a welding unit of the unit combination electric welding machine of the present invention;

fig. 3 is a schematic view of the fixing bracket assembly of the unit combination electric welding machine of the present invention.

Reference numerals are as follows:

1-a shell; 101-an upper shell; 102-a lower housing; 2-fixing the bracket component; 201-a first support; 202-a second bracket; 3-heat dissipation holes; 4-a second limiting through hole; 5-a first limiting through hole; 6-a handle; 601-a handle; 602-a handle holder; 7-a heat insulation layer; 8-a temperature detection unit; 9-a welding unit; 10-a display panel; 11-a LED light bar; 12-a lock body; 13-a lock seat; 14-a limit pin; 15-an output terminal; 16-power connection.

Detailed Description

The following detailed description of the preferred embodiments of the invention, taken in conjunction with the accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention and not to limit the scope of the invention.

In a specific embodiment of the present invention, as shown in fig. 1, a unit combined electric welding machine includes a housing 1, a plurality of welding units 9 and switches, wherein the plurality of welding units 9 are arranged in parallel in the housing 1 and are connected in parallel with each other; each welding unit 9 is provided with a switch capable of turning on or off the welding unit 9 corresponding thereto.

Each welding unit 9 has the same structure and function as the single welding machine in the prior art, and is not described herein again. In the present embodiment, three welding units 9 are provided.

Specifically, as shown in fig. 2, the welding units 9 are connected in parallel, so that the welding units 9 can be used independently or in combination, and the problem that the electric welding machine cannot continue to operate when one of the welding units 9 fails is avoided, thereby improving the operation efficiency. Meanwhile, the welding units 9 are used in different combinations, so that the welding unit can meet the electric welding requirements of welding rods with different specifications. When a small-specification welding rod needs to be welded, any one of the welding units 9 is opened; when a large-size welding rod needs to be welded, all or a plurality of welding units 9 can be opened as required to become a high-power industrial-grade electric welding machine for operation. The unit combined electric welding machine is small in overall size, light in weight and convenient and fast to move.

Further, the housing 1 includes an upper housing 101 and a lower housing 102, and one sides of the upper housing 101 and the lower housing 102 are rotatably connected by a hinge shaft. The shell 1 can prevent dust and sand and is used for protecting the welding unit 9 inside the shell and effectively prolonging the service life of the electric welding machine.

Further, the welding unit 9 is detachably arranged in the upper shell 101, so that the single welding unit 9 can be detached and replaced at any time when damaged, maintenance is facilitated, and maintenance cost is saved.

Further, as shown in fig. 3, the housing 1 further includes a fixing bracket assembly 2, the fixing bracket assembly 2 is disposed on the upper housing 101 and the lower housing 102, and is used for fixing an opening angle between the upper housing 101 and the lower housing 102, so that a gap is formed between the upper housing 101 and the lower housing 102, thereby facilitating heat dissipation inside the housing 1 and avoiding the influence on the use performance caused by the damage of the welding unit 9 due to high temperature. The fixing bracket assembly 2 includes a first bracket 201 and a second bracket 202, the first bracket 201 is vertically disposed on the side of the upper casing 101, and the second bracket 202 is vertically disposed on the side of the lower casing 102.

Specifically, a plurality of first limiting through holes 5 are uniformly arranged on the first support 201 at intervals, and a plurality of second limiting through holes 4 are uniformly arranged on the second support 202 at intervals. The first limiting through hole 5 and the second limiting through hole 4 have the same diameter. In the process of closing the upper shell 101 and the lower shell 102, the first bracket 201 and the second bracket 202 can be overlapped with each other, so that the first limiting through hole 5 and the second limiting through hole 4 are overlapped to form an overlapping hole.

Further, the fixing bracket assembly 2 further comprises a limit pin 14, the limit pin 14 can pass through the coincident holes of the first limit through hole 5 and the second limit through hole 4, so that the first bracket 201 and the second bracket 202 are relatively fixed, and the opening angle of the upper shell 101 and the opening angle of the lower shell 102 are relatively fixed.

Further, casing 1 still includes louvre 3, and louvre 3 sets up in casing 1 and is equipped with the contralateral surface of fixed bolster subassembly 2 for casing 1 is inside can be through the space that louvre 3 and fixed bolster subassembly 2 propped open the outside heat dissipation simultaneously, inside thermal effluvium with higher speed, avoids the damage that a large amount of heats of casing 1 gathering lead to welding unit 9, has improved the life of electric welding by a wide margin.

Specifically, the heat dissipation hole 3 is provided on the opposite side of the lower case 102 where the second bracket 202 is provided.

Optionally, a lock catch is further included for locking between the upper housing 101 and the lower housing 102. The lock catch comprises a lock base 13 and a lock body 12 which can be buckled on the lock base 13. The lock seat 13 is arranged on the outer side wall of the opening and closing position of the upper shell 101; the lock body 12 is disposed on an outer sidewall of the lower housing 102 corresponding to the lock holder 13.

Optionally, an insulating layer 7 is further included to prevent heat from being transferred into the interior of the housing 1 during high temperature operation or transportation. The heat insulating layer 7 is provided on the inner side walls of the upper case 101 and the lower case 102.

Further, a handle 6 is included to facilitate the movement of the welding bug, the handle 6 includes a handle base 602 and a handle 601 hinged to the handle base 602, and the handle base 602 is fixed to the outer sidewall of the lower housing 102.

Further, the outer wall of the handle 601 is provided with an anti-slip layer for increasing the friction force with the hand.

Further, a sponge layer is covered in the handle 601, the sponge layer is soft, holding is comfortable, and comfort in holding is improved.

Specifically, the housing 1 is made of a metal material, which can effectively increase the rigidity of the housing 1 and protect the welding unit 9 inside the housing 1. In addition, the outer wall of the case 1 is coated with a protective layer for increasing its corrosion resistance.

Optionally, the LED lamp strip 11 is further included, and the LED lamp strip 11 is wound around the edge of the inner wall of the lower housing 102 and used for providing a light source to improve the night work brightness during the field welding work.

Further, the temperature detection device further comprises a temperature detection unit 8 and a display panel 10, wherein the temperature detection unit 8 is used for detecting the real-time temperature inside the shell 1, and the display panel 10 is used for displaying and recording the temperature of the temperature detection unit 8 in real time.

Specifically, the temperature detection unit 8 is provided in plurality, and is disposed at intervals on the inner side wall of the upper casing 101, and the display panel 10 is disposed outside the casing 1.

Optionally, the welding safety device further comprises an alarm which is arranged on the shell 1 and electrically connected with the temperature detection unit 8, and is used for alarming when the temperature inside the shell 1 exceeds a set temperature, so that safety accidents during welding are effectively avoided.

Further, an output terminal 15 is included, the output terminal 15 being electrically connected to the welding unit 9 for detachable connection to a welding torch for welding.

Further, the welding device further comprises a power connector 16, wherein the power connector 16 is electrically connected with the welding unit 9 and is arranged on the outer wall of one side of the shell 1 and used for providing a power supply input end for the welding unit 9.

When the welding device is used, the lock catch of the shell 1 is opened, the upper shell 101 is lifted, the first support 201 and the second support 202 can be overlapped with each other, after one of the first limiting through holes 5 and the second limiting through holes 4 are overlapped to form a superposed hole, the limiting nail 14 is inserted into the superposed hole, so that the rotating angle between the first support 201 and the second support 202 is fixed, then the welding unit 9 is electrified through the power connector 16, and the welding work can be started by opening the corresponding switch as required.

The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention.

Claims

1. A unit combined electric welding machine is characterized by comprising a shell (1), a welding unit (9) and a switch, wherein the welding unit (9) and the switch are arranged in the shell (1); the number of the welding units (9) is multiple, and the welding units (9) are arranged in parallel; each welding unit (9) is provided with the switch, and the switch can turn on or off the corresponding welding unit (9);

the shell (1) comprises an upper shell (101), a lower shell (102) and a fixed bracket component (2); the upper shell (101) and the lower shell (102) are rotatably connected through a hinge shaft, so that the shell (1) is opened and closed; the fixing bracket assembly (2) is used for fixing an opening angle between the upper shell (101) and the lower shell (102).

2. A unit combined welding bug according to claim 1 wherein the fixed bracket assembly (2) comprises a first bracket (201) and a second bracket (202).

3. A unit combined welding bug according to claim 2 wherein the first bracket (201) is provided on the upper housing (101) and the second bracket (202) is provided on the lower housing (102); when the upper casing (101) and the lower casing (102) are closed, the first bracket (201) and the second bracket (202) can be overlapped with each other.

4. A unit-assembled electric welding machine as claimed in claim 3, characterized in that said first bracket (201) is provided with a first limiting through hole (5), and said second bracket (202) is provided with a second limiting through hole (4).

5. A unit combined welding bug according to claim 4 characterised in that the fixed bracket assembly (2) further comprises a limit pin (14), the limit pin (14) being capable of passing through the first limit through hole (5) and the second limit through hole (4) simultaneously to effect relative fixing of the first bracket (201) and the second bracket (202).

6. A unit combined welding bug according to any of claims 1-5 further comprising heat dissipation apertures (3), said heat dissipation apertures (3) being arranged on the side walls of the lower housing (102).

7. A unit combined welding bug according to any of claims 1-5 where the welding unit (9) is removably arranged on the upper housing (101).

8. A unit combined welding bug according to any of claims 1-5 further comprising a shackle arranged on the housing (1), the shackle comprising a shackle seat (13) and a lock body (12) arranged to be fastened on the shackle seat (13).

9. A unit combined welding bug according to any of claims 1-5 further comprising a handle (6), the handle (6) comprising a handle holder (602) and a handle (601) hingedly connected to the handle holder (602).

10. A unit combined welding bug according to any of claims 1-5 further comprising an output (15) and a power connection (16).