CN218193084U

CN218193084U - Inverter gas shielded welding electric welding machine

Info

Publication number: CN218193084U
Application number: CN202222410656.3U
Authority: CN
Inventors: 叶官兵
Original assignee: Zhejiang Kaitai New Energy Technology Co ltd
Current assignee: Zhejiang Kaitai New Energy Technology Co ltd
Priority date: 2022-09-09
Filing date: 2022-09-09
Publication date: 2023-01-03
Anticipated expiration: 2032-09-09

Abstract

The utility model provides an electric welding machine is welded to contravariant gas shield belongs to the welding technology field. It has solved the current not good problem of electric welding components and parts heat dissipation. The inverter gas shielded welding electric welding machine comprises a roughly rectangular shell and a circuit board arranged in the shell, wherein an air inlet and an air outlet are formed in two ends of the shell respectively, a cooling fan is arranged at the air inlet, components are arranged on one side of the circuit board, a partition plate is vertically fixed in the shell, an inner cavity of the shell is divided into a welding wire cavity and a containing cavity which are distributed along the width direction of the shell by the partition plate, and the air inlet and the air outlet are communicated with the containing cavity; the circuit board is vertically arranged in the accommodating cavity, the circuit board is opposite to the partition board, a gap exists between the circuit board and the partition board, the components are located in the gap, the cooling fan is close to the gap, and the air outlet of the cooling fan is opposite to the gap. This contravariant gas shield welding electric welding does benefit to the components and parts heat dissipation.

Description

Inverter gas shielded welding electric welding machine

Technical Field

The utility model belongs to the technical field of the welding, a electric welding, especially an inverter gas shield welding electric welding is related to.

Background

An inverter gas shielded welding machine is a type of inverter welding machine that is a device that provides the necessary energy and motion for completing the welding process, including the movement of the welding wire, shielding gas (or) welding torch, and control system.

The existing gas shield welding machine is a high-frequency inverter welding machine (application number: 201820071247.6) as disclosed in the Chinese patent library, and comprises a case, a case cover, a power line and a fan, the fan is installed on the outer side of the case, a rectifying plate is arranged in the case, a heat dissipation column is arranged on the rectifying plate, the heat dissipation column is hollow, a heat dissipation block is further arranged on the rectifying plate, the heat dissipation column and the heat dissipation block are adhered to the rectifying plate through insulating glue, the bottom of the case is installed on the rectifying plate, and a main circuit board is installed above the rectifying plate through a support.

In the electric welding machine, the main circuit board is horizontally arranged in the case, the fan is arranged on one side of the case, and a certain distance exists between the fan and the main circuit board. When the welding machine is used, wind generated by the fan blows the main circuit board, the wind can be dispersed to the periphery in the flowing process, and part of the wind does not contact with the circuit board or components on the circuit board, so that the heat dissipation of the components is influenced, the aging of the components is accelerated, and the service life of the welding machine is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at having the above-mentioned problem to current technique, provided an contravariant gas shield welding electric welding, the technical problem of solution is how to improve components and parts radiating effect.

The purpose of the utility model can be realized by the following technical proposal: an inverter gas shielded welding electric welding machine comprises a roughly rectangular shell and a circuit board arranged in the shell, wherein an air inlet and an air outlet are formed in two ends of the shell respectively, a cooling fan is installed at the air inlet, and components are installed on one side of the circuit board; the circuit board is vertically arranged in the accommodating cavity, the circuit board is opposite to the partition board, a gap exists between the circuit board and the partition board, the components are located in the gap, the heat dissipation fan is close to the gap, and the air outlet of the heat dissipation fan is opposite to the gap.

The components and parts set up in the vertical clearance that forms between circuit board and baffle, and radiator fan is close to the clearance setting and directly supplies air toward the clearance in, makes wind constantly contact with different components and parts at the flow in-process, not only makes wind and components and parts better contact like this, can prolong again that wind contacts with components and parts for a long time to effectively improve components and parts radiating effect and efficiency, delay the ageing speed of components and parts, in order to improve this electric welding life-span.

In foretell contravariant gas shield welding electric welding machine, foretell radiator fan has two and vertical setting side by side to greatly increased gets into the amount of wind in above-mentioned clearance, further improves components and parts radiating effect and efficiency.

In the inverter gas shielded welding machine, the upper radiating fin and the lower radiating fin are horizontally fixed in the gap and are respectively arranged right opposite to the air outlets of the two radiating fans, so that heat in the gap is discharged more quickly, and the radiating efficiency of components is further accelerated.

In foretell contravariant gas shield welding electric welding, go up fin and lower fin and all be the strip and length extends along shell length direction, radiator fan, last fin and lower fin three distribute along shell length direction in proper order to the heat dissipation route of extension by the fin constitution, further improve radiating effect and efficiency.

In the above inverter gas shielded welding machine, the length of the lower radiating fin is greater than the length of the upper radiating fin.

In the inverter gas shielded welding machine, the upper radiating fin and the lower radiating fin are in the same shape, the upper radiating fin and the lower radiating fin respectively comprise a horizontally arranged plate body, vertically arranged fins are formed on the upper side and the lower side of the plate body, and the lengths of the fins and the shell are consistent in extension direction; the fins on the same side are uniformly distributed at intervals along the width direction of the shell. An air guide channel is formed between two adjacent fins to guide the wind to flow farther, and the cooling is further prolonged frequently, so that the heat dissipation effect and efficiency of components are improved.

In the inverter gas shielded welding machine, the two side surfaces of the fins distributed along the width direction are wavy, so that the contact area between the fins and wind is increased, and the heat dissipation efficiency and effect are further improved.

In the inverter gas shielded welding machine, the two upper radiating fins are arranged in parallel up and down, and a gas passing channel is formed between the two upper radiating fins, so that the radiating effect and the radiating efficiency are further improved.

In the inverter gas shielded welding electric welding machine, two connecting rods are vertically fixed in the gap and distributed along the length direction of the shell, the two upper radiating fins are fixed on the connecting rod close to the radiating fan, and two ends of the lower radiating fin are fixedly connected with the two connecting rods respectively. The upper radiating fin and the lower radiating fin share one connecting rod, so that the structure is effectively simplified, and the assembly is convenient.

In foretell contravariant gas shield welding electric welding, the connecting rod is pressed on the shell diapire, and the connecting rod links firmly with the shell through passing the shell diapire and the screw in the connecting rod, and the screw head is in the shell outside.

Compared with the prior art, the inverter gas shielded welding machine has the advantages that:

1. the components and parts set up in the vertical clearance that forms between circuit board and baffle, and radiator fan is close to the clearance setting and directly supplies air toward the clearance in, makes wind constantly contact with different components and parts at the flow in-process, not only makes wind and components and parts better contact like this, can prolong again that wind contacts with components and parts for a long time to effectively improve components and parts radiating effect and efficiency, delay the ageing speed of components and parts, in order to improve this electric welding life-span.

2. The radiating fan, the upper radiating fin and the lower radiating fin are sequentially distributed along the length direction of the shell so as to prolong a radiating path formed by the radiating fins and further improve the radiating effect and efficiency.

Drawings

Fig. 1 is a schematic structural diagram of an inverter gas shielded welding machine.

Fig. 2 is a schematic view of the position structure of the upper and lower heat sinks.

Fig. 3 is a schematic structural view of the upper fin.

In the figure, 1, a housing; 1a, an air outlet; 1b, a welding wire cavity; 1c, an accommodating cavity; 2. a circuit board; 3. a heat-dissipating fan; 4. a partition plate; 5. a component; 6. an upper heat sink; 7. a lower heat sink; 8. a plate body; 9. a fin; 10. a gas passage; 11. a connecting rod.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

This contravariant gas shield welding electric welding mainly improves the place and concentrates on these two blocks of circuit board 2 mounting means and heat dissipation, and other structures all are similar with current contravariant gas shield welding electric welding.

In particular, the present invention relates to a method for producing,

as shown in fig. 1, the inverter gas shielded welding machine includes a substantially rectangular housing 1 and a circuit board 2 disposed inside the housing 1.

Wherein the content of the first and second substances,

the two ends of the shell 1 are respectively provided with an air inlet and an air outlet 1a, the air inlet is provided with a cooling fan 3, and the air outlets 1a are multiple. A partition plate 4 is vertically fixed in the shell 1, the partition plate 4 divides the inner cavity of the shell 1 into a welding wire cavity 1b and a containing cavity 1c which are distributed along the width direction of the shell 1, and the air inlet and the air outlet 1a are communicated with the containing cavity 1c.

As shown in fig. 1 and 2, the circuit board 2 is vertically and fixedly disposed in the accommodating cavity 1c, and the circuit board 2 is disposed opposite to the partition board 4 with a gap therebetween. Component 5 is installed to circuit board 2 one side, and component 5 is in the clearance, and radiator fan 3 is close to the clearance setting, and radiator fan 3's air outlet all just to above-mentioned clearance. Component 5 sets up in the vertical clearance that forms between circuit board 2 and baffle 4, and radiator fan 3 is close to the clearance and sets up and directly supplies air toward in the clearance, makes wind constantly contact with different component 5 at the flow in-process, not only makes wind and component 5 contact better like this, can prolong again wind and component 5 contact time long to effectively improve 5 radiating effect of component and part and efficiency, delay the ageing speed of component and part 5, in order to improve this electric welding life-span.

Further, two heat dissipation fans 3 are vertically arranged in parallel to greatly increase the air volume entering the gap, and further improve the heat dissipation effect and efficiency of the components 5. In an actual product, the number of the heat dissipation fans 3 is the same as that of the air inlets, and the positions of the heat dissipation fans correspond to those of the air inlets one by one.

As shown in fig. 2, an upper heat sink 6 and a lower heat sink 7 are horizontally fixed in the gap, the upper heat sink 6 and the lower heat sink 7 are both strip-shaped and extend along the length direction of the housing 1, and the upper heat sink 6 and the lower heat sink 7 are respectively arranged over against the air outlets of the two heat dissipation fans 3, so that heat in the gap is discharged more quickly, and the heat dissipation efficiency of the component 5 is further accelerated. In an actual product, the heat dissipation fan 3, the upper heat dissipation fin 6 and the lower heat dissipation fin 7 are sequentially distributed along the length direction of the shell 1, and the length of the lower heat dissipation fin 7 is larger than that of the upper heat dissipation fin 6, so that a heat dissipation path formed by the heat dissipation fins is prolonged, and the heat dissipation effect and efficiency are further improved.

Wherein the content of the first and second substances,

the specific structure of the upper and lower heat sinks 6 and 7 is as follows: as shown in fig. 2 and 3, the upper heat sink 6 and the lower heat sink 7 have the same shape, the upper heat sink 6 and the lower heat sink 7 each include a horizontally arranged plate body 8, vertically arranged fins 9 are formed on the upper side and the lower side of the plate body 8, and the extending directions of the fins 9 and the housing 1 are the same; the fins 9 on the same side are distributed at intervals along the width direction of the shell 1. An air guide channel is formed between two adjacent fins 9 to guide the wind to flow farther, so that the cooling is often prolonged, and the heat dissipation effect and efficiency of the component 5 are improved. Further, both side surfaces of the fins 9 distributed along the width direction are wavy, so that the contact area between the fins 9 and wind is increased, and the heat dissipation efficiency and effect are further improved.

The upper and lower heat sinks 6 and 7 are mounted as follows: the upper radiating fins 6 are arranged in parallel up and down, and an air passage 10 is formed between the two upper radiating fins 6. Two connecting rods 11 are vertically fixed in the gap, the two connecting rods 11 are distributed along the length direction of the shell 1, the two upper radiating fins 6 are fixed on the connecting rod 11 which is close to the radiating fan 3, and two ends of the lower radiating fin 7 are fixedly connected with the two connecting rods 11 respectively. The upper radiating fin 6 and the lower radiating fin 7 share one connecting rod 11, so that the structure is effectively simplified, and the assembly is convenient.

The connecting rod 11 is mounted as follows: the connecting rod 11 is pressed on the bottom wall of the shell 1, the connecting rod 11 is fixedly connected with the shell 1 through a screw which penetrates through the bottom wall of the shell 1 and is screwed into the connecting rod 11, and the head of the screw is positioned outside the shell 1.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides an contravariant gas shield welding electric welding machine, including roughly be rectangular shell (1) and circuit board (2) of setting in shell (1), shell (1) both ends are equipped with air inlet and gas outlet (1 a) respectively, and air inlet department installs radiator fan (3), and components and parts (5) are installed to circuit board (2) one side, its characterized in that, vertically be fixed with baffle (4) in shell (1), baffle (4) divide the shell (1) inner chamber into along welding wire chamber (1 b) and holding chamber (1 c) that shell (1) width direction distributes, and air inlet and gas outlet (1 a) all communicate above-mentioned holding chamber (1 c); the circuit board (2) is vertically arranged in the accommodating cavity (1 c), the circuit board (2) is opposite to the partition plate (4) and a gap exists between the circuit board and the partition plate, the component (5) is arranged in the gap, the heat dissipation fan (3) is arranged close to the gap, and the air outlet of the heat dissipation fan (3) is opposite to the gap.

2. The welding machine as claimed in claim 1, wherein two of said fans (3) are vertically juxtaposed.

3. The inverter gas shielded welding machine according to claim 2, wherein the upper fin (6) and the lower fin (7) are horizontally fixed in the gap, and the upper fin (6) and the lower fin (7) are respectively arranged opposite to the air outlets of the two cooling fans (3).

4. The inverter gas shielded welding machine according to claim 3, wherein the upper heat sink (6) and the lower heat sink (7) are both strip-shaped and extend along the length direction of the housing (1), and the heat dissipation fan (3), the upper heat sink (6) and the lower heat sink (7) are sequentially distributed along the length direction of the housing (1).

5. The inverter gas shielded welding bug according to claim 4, wherein the length of the lower fin (7) is greater than the length of the upper fin (6).

6. The inverter gas shielded welding machine according to claim 4 or 5, wherein the upper radiating fin (6) and the lower radiating fin (7) are identical in shape, the upper radiating fin (6) and the lower radiating fin (7) both comprise a horizontally arranged plate body (8), vertically arranged fins (9) are formed on the upper side and the lower side of the plate body (8), and the length extension directions of the fins (9) and the shell (1) are consistent; the fins (9) on the same side are arranged and are uniformly distributed at intervals along the width direction of the shell (1).

7. The inverter gas shielded welding machine as set forth in claim 6, wherein both widthwise side surfaces of the fin (9) are formed in a wave shape.

8. The inverter gas shielded welding machine as defined in claim 6, wherein the upper fins (6) are arranged in parallel and form a gas passage (10) between the upper fins (6).

9. The inverter gas shielded welding machine according to claim 8, wherein two connecting rods (11) are vertically fixed in the gap, the two connecting rods (11) are distributed along the length direction of the housing (1), the two upper radiating fins (6) are fixed on the connecting rod (11) arranged close to the radiating fan (3), and two ends of the lower radiating fin (7) are fixedly connected with the two connecting rods (11) respectively.

10. The inverter gas shielded welding machine as defined in claim 9, wherein the connecting rod (11) is pressed against the bottom wall of the housing (1), the connecting rod (11) being secured to the housing (1) by means of a screw passing through the bottom wall of the housing (1) and screwed into the connecting rod (11), and the head of the screw being located outside the housing (1).