CN216065930U

CN216065930U - Cutting welding machine

Info

Publication number: CN216065930U
Application number: CN202121293342.9U
Authority: CN
Inventors: 邹罗院
Original assignee: Guangdong Lianyang Technology Co ltd
Current assignee: Guangdong Lianyang Technology Co ltd
Priority date: 2021-06-09
Filing date: 2021-06-09
Publication date: 2022-03-18
Anticipated expiration: 2031-06-09

Abstract

The utility model discloses a cutting welder, which comprises a shell, a heat dissipation module, a first electronic assembly, a second electronic assembly and a fan assembly, wherein the heat dissipation module is arranged in the shell, the heat dissipation module is matched with the inner wall of the shell to form a heat dissipation air duct, the first electronic assembly is arranged on the heat dissipation module and positioned outside the heat dissipation air duct, the second electronic assembly is arranged on the inner wall of the shell or the heat dissipation module and positioned in the heat dissipation air duct, and the fan assembly is arranged on the shell and arranged at one end of the heat dissipation air duct.

Description

Cutting welding machine

Technical Field

The utility model relates to the technical field of welding machines, in particular to a cutting welding machine.

Background

Traditional cutting welding machine, inside generally includes parts such as IGBT, electrolytic capacitor, the transformer, rectifier diode, gas transmission mechanism, because when the cutting machine moves, foretell electronic component can the production of heat, need in time be the heat dissipation of each electronic component, just can guarantee cutting welding machine's steady operation, in the past generally need set up many fan subassemblies in cutting welding machine inside, set up complicated heat radiation structure, and need have great heat dissipation interval between the electronic component, in order to satisfy the heat dissipation demand, but this structure can lead to cutting welded volume increase, and the power consumption increase.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides a cutting welding machine which is compact in structure, low in energy consumption and stable in operation.

A cut welder according to an embodiment of a first aspect of the utility model includes: a housing; the heat dissipation module is arranged in the shell and is matched with the inner wall of the shell to form a heat dissipation air channel; the first electronic component is arranged on the heat dissipation module and is positioned outside the heat dissipation air duct; the second electronic component is arranged on the inner wall of the shell or the heat dissipation module and is positioned in the heat dissipation air duct; and the fan assembly is arranged on the shell and is arranged at one end of the heat dissipation air duct.

The cutting welder provided by the embodiment of the utility model at least has the following beneficial effects:

according to the cutting welding machine, the heat dissipation air channel is formed by matching the heat dissipation module and the shell, the fan assembly blows air towards the heat dissipation air channel and the heat dissipation module, the second electronic assembly is located in the heat dissipation air channel, and air flow can take away heat on the second electronic assembly.

According to some embodiments of the present invention, the heat dissipation module includes a first heat dissipation assembly and a second heat dissipation assembly disposed in the housing, and a space is disposed between the first heat dissipation assembly and the second heat dissipation assembly to form the heat dissipation air duct.

According to some embodiments of the utility model, the first electronic component comprises a rectifier diode, a fast recovery diode and/or an IGBT.

According to some embodiments of the present invention, the first heat dissipation assembly includes a plurality of heat dissipation fins, a heat exchange air duct is formed between the plurality of heat dissipation fins, and the fan assembly is located at one end of the heat exchange air duct.

According to some embodiments of the utility model, the second resistance component comprises an electrolytic capacitor, a reactor and/or a first transformer.

According to some embodiments of the utility model, the second resistance assembly includes an electrolytic capacitor and a first transformer, both disposed in the heat dissipation duct and the electrolytic capacitor is closer to the fan assembly.

According to some embodiments of the utility model, the housing includes a case and a circuit board vertically disposed on an inner wall of the case, the first electronic component and the second electronic component are disposed on the circuit board, the heat dissipation module is disposed on the circuit board or the case, and the fan assembly is disposed on the case.

According to some embodiments of the utility model, the case further comprises a third electronic component disposed on the circuit board, the third electronic component is disposed outside the heat dissipation air duct, the case further comprises a support frame disposed in the case, the support frame is provided with an EMC filter component, and the EMC filter component is disposed above the third electronic component.

According to some embodiments of the utility model, one end of the housing is provided with a solenoid valve, and the other end of the housing opposite to the solenoid valve is provided with a gas welding head, and the solenoid valve is connected with the gas welding head through a pipeline.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a perspective view of one embodiment of a cutting and welding machine of the present invention;

FIG. 2 is an exploded view of one embodiment of the cut-and-weld machine of the present invention.

Reference numerals:

the heat dissipation module comprises a shell 100, a shell 110, a front shell 111, a rear shell 112, a bottom shell 113, a top shell 114, a side shell 115, a circuit board 120, a heat dissipation module 200, a first heat sink 210, a second heat sink 220, a third heat sink 230, a fourth heat sink 240, heat dissipation fins 250, a heat exchange air duct 260, a support column 270, a fan assembly 300, a heat dissipation air duct 400, a handle 510, a power line 520, a control board 530, a ox horn wire 540, a knob 550, an electromagnetic valve 560, an air welding head 570, a power switch 580, a rectifier diode 610, a fast recovery diode 620, an IGBT630, an electrolytic capacitor 710, a reactor 720, a first transformer 730, an arc striking coil 810, a high voltage pack 820, an isolation transformer 830, a second transformer 840, a third transformer 850, a relay 860, a support frame 910 and an EMC filter assembly 920.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the positional or orientational descriptions referred to, for example, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., are based on the positional or orientational relationships shown in the drawings and are for convenience of description and simplicity of description only, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 and 2, a cutting and welding machine according to an embodiment of the first aspect of the present invention includes a housing 100, a heat dissipation module 200, a first electronic component, a second electronic component, and a fan component 300, wherein the heat dissipation module 200 is disposed in the housing 100, the heat dissipation module 200 cooperates with an inner wall of the housing 100 to form a heat dissipation air duct 400, the first electronic component is disposed on the heat dissipation module 200 and outside the heat dissipation air duct 400, the second electronic component is disposed on the inner wall of the housing 100 or on the heat dissipation module 200 and in the heat dissipation air duct 400, and the fan component 300 is disposed on the housing 100 and at one end of the heat dissipation air duct 400.

The housing 100 includes a casing 110 and a circuit board 120 vertically disposed on an inner wall of the casing 110, the first electronic component and the second electronic component are disposed on the circuit board 120, the heat dissipation module 200 is disposed on the circuit board 120 or the casing 110, and the fan assembly 300 is disposed on the casing 110.

In some embodiments of the present invention, the outer shell 110 may be enclosed by a front shell 111, a rear shell 112, a bottom shell 113, a top shell 114, and a plurality of side shells 115, the front shell 111 may have a ventilation opening, and the top shell 114 may have a handle 510 for lifting and placing the cutting welder; a power line 520 may be disposed on the rear case 112, and the power line 520 is connected to the circuit board 120 to supply power to each electronic component; the rear shell 112 is also provided with a power switch 580 for controlling the on-off of the power supply; the inside of the casing 110 is further provided with a control board 530 on which a control chip is arranged, the control board 530 is connected with the circuit board 120 through a ox horn cable 540, the front shell 111 can be provided with a knob 550, the knob 550 is connected with the control board 530 to be able to output a control signal, and the control board 530 controls the operation of electronic components on the circuit board 120 according to the control signal, thereby adjusting the related functions of the cutting welder.

The design can be applied to a cutting welder, and therefore, in some embodiments of the utility model, one end (the rear shell 112) of the housing 100 is provided with the electromagnetic valve 560, the other end (the front shell 111) of the housing 100 opposite to the electromagnetic valve 560 is provided with the gas welding head 570, the electromagnetic valve 560 is connected with the gas welding head 570 through a pipeline, the gas welding structure can be connected with an air nozzle on a welding gun, the control board 530 can be connected with the electromagnetic valve 560 to control the on-off and on-threshold of the electromagnetic valve 560, so as to control the operation of the welding gun, and the electromagnetic valve 560 and the gas welding head 570 are arranged oppositely, so that an air source can be accessed from the rear of the cutting welder, and the welding gun can be accessed from the front of the cutting welder, so that lines cannot be blocked mutually, and the use is more convenient.

According to the cutting and welding machine, the heat dissipation air duct 400 is formed by matching the heat dissipation module 200 and the shell 100, the fan assembly 300 blows air towards the heat dissipation air duct 400 and the heat dissipation module 200, the second electronic assembly is located in the heat dissipation air duct 400, air flow can take away heat on the second electronic assembly, meanwhile, the first electronic assembly is arranged on the heat dissipation module 200, heat of the first electronic assembly can be conducted to the heat dissipation module 200, and air flow can take away heat on the heat dissipation module 200, so that in a limited space, heat dissipation requirements of the first electronic assembly and the second electronic assembly can be met, the number of the fan assemblies 300 is reduced, the cutting and welding machine is compact in design structure, energy consumption is reduced, and operation is stable.

In some embodiments of the present invention, as shown in fig. 2, the heat dissipation module 200 includes a first heat dissipation component and a second heat dissipation component disposed in the housing 100, and a space is disposed between the first heat dissipation component and the second heat dissipation component to form a heat dissipation air duct 400, specifically, the heat dissipation air duct 400 is formed between the first heat dissipation component, the second heat dissipation component and the circuit board 120.

In some embodiments of the present invention, the heat dissipation module 200 may also be an integral structure, and encloses with the circuit board 120 to form the heat dissipation duct 400.

In some embodiments of the present invention, as shown in fig. 2, the first electronic component includes a rectifier diode 610, a fast recovery diode 620, and/or an IGBT 630.

Specifically, the first electronic component includes a plurality of rectifier diodes 610, a plurality of fast recovery diodes 620 and a plurality of IGBTs 630, the first heat dissipation component includes a first heat sink 210 and a second heat sink 220 arranged along the length direction of the heat dissipation air duct 400, the second heat dissipation component includes a third heat sink 230 and a fourth heat sink 240 arranged along the length direction of the heat dissipation air duct 400, the third heat sink 230 may be fixed on the housing 100 by the support pillar 270, the rectifier diodes 610 constituting the rectifier circuit are disposed on the first heat sink 210, a portion of the IGBTs 630 constituting the inverter circuit are disposed on the second heat sink 220, the remaining IGBTs 630 are disposed on the third heat sink 230, and the fast recovery diodes 620 are disposed on the fourth heat sink 240.

In some embodiments of the present invention, as shown in fig. 1, the first heat dissipation assembly includes a plurality of heat dissipation fins 250, a heat exchange air duct 260 is formed between the plurality of heat dissipation fins 250, the fan assembly 300 is located at one end of the heat exchange air duct 260, similarly, the second heat dissipation assembly also includes a plurality of heat dissipation fins 250, the heat exchange air duct 260 is formed between the plurality of heat dissipation fins 250, the fan assembly 300 is located at one end of the heat exchange air duct 260, specifically, the length direction of the heat exchange air duct 260 is parallel to the length direction of the heat dissipation air duct 400, and the fan assembly 300 can blow air towards the heat exchange air duct 260 while blowing air towards the heat dissipation air duct 400, so that excessive shielding of air flow is avoided, heat on the first heat dissipation assembly or the second heat dissipation assembly is quickly taken away, and the temperature is reduced in time.

In some embodiments of the present invention, as shown in fig. 1 and 2, the second resistance component includes an electrolytic capacitor 710, a reactor 720 and/or a first transformer 730, and specifically, the second resistance component includes an electrolytic capacitor 710, a reactor 720 and a first transformer 730.

In some embodiments of the present invention, the electrolytic capacitor 710 and the first transformer 730 are both disposed in the heat dissipation air duct 400, and the electrolytic capacitor 710 is closer to the fan assembly 300, the fan assembly 300 can blow air to dissipate heat from the electrolytic capacitor 710 first, so that the working temperature of the electrolytic capacitor 710 reaches a saturated state, and is not easily damaged, and the first transformer 730 is disposed at the rear to prevent the electrolytic capacitor 710 from being affected by heat in the first transformer 730.

In some embodiments of the present invention, as shown in fig. 2, a third electronic component disposed on the circuit board 120 is further included, the third electronic component is disposed outside the heat dissipation duct 400, and the third electronic component may include an arc ignition coil 810, a high voltage package 820, an isolation transformer 830, a second transformer 840, a third transformer 850, a relay 860, and the like, so as to form a working circuit of the cutting welder.

The housing 100 further includes a support frame 910 disposed in the casing 110, the support frame 910 is provided with an EMC filter assembly 920, and the EMC filter assembly 920 is disposed above a portion of the third electronic assembly, thereby saving space.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

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

Claims

1. A cutting welder, characterized by comprising:

a housing;

the heat dissipation module is arranged in the shell and is matched with the inner wall of the shell to form a heat dissipation air channel;

the first electronic component is arranged on the heat dissipation module and is positioned outside the heat dissipation air duct;

the second electronic component is arranged on the inner wall of the shell or the heat dissipation module and is positioned in the heat dissipation air duct;

the fan assembly is arranged on the shell and is arranged at one end of the heat dissipation air duct;

the shell comprises a shell and a circuit board vertically arranged on the inner wall of the shell, the first electronic component and the second electronic component are arranged on the circuit board, the heat dissipation module is arranged on the circuit board or the shell, and the fan component is arranged on the shell;

still including setting up third electronic component on the circuit board, third electronic component sets up outside the wind channel of dispelling the heat, the casing is still including setting up the support frame in the shell, be provided with EMC filtering component on the support frame, EMC filtering component sets up the top at third electronic component.

2. The cutting welder of claim 1, characterized in that: the heat dissipation module comprises a first heat dissipation assembly and a second heat dissipation assembly which are arranged in the shell, and an interval is arranged between the first heat dissipation assembly and the second heat dissipation assembly to form the heat dissipation air channel.

3. The cut-and-weld machine as defined in claim 2, wherein: the first electronic component includes a rectifier diode, a fast recovery diode, and/or an IGBT.

4. The cut-and-weld machine as defined in claim 2, wherein: the first heat dissipation assembly comprises a plurality of heat dissipation fins, a heat exchange air channel is formed among the plurality of heat dissipation fins, and the fan assembly is located at one end of the heat exchange air channel.

5. The cutting welder of claim 1, characterized in that: the second electronic component includes an electrolytic capacitor, a reactor, and/or a first transformer.

6. The cut-and-weld machine as defined in claim 5, wherein: the second electronic assembly includes an electrolytic capacitor and a first transformer, both disposed in the heat dissipation duct and closer to the fan assembly.

7. The cutting welder of claim 1, characterized in that: the electromagnetic valve is arranged at one end of the shell, a gas welding head is arranged at the other end, opposite to the electromagnetic valve, of the shell, and the electromagnetic valve is connected with the gas welding head through a pipeline.