CN114885568A - High-frequency triggered direct-current welding power supply and using method thereof - Google Patents
High-frequency triggered direct-current welding power supply and using method thereof Download PDFInfo
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- 238000003466 welding Methods 0.000 title claims abstract description 81
- 230000001960 triggered effect Effects 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title abstract description 11
- 238000001816 cooling Methods 0.000 claims abstract description 155
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 105
- 230000017525 heat dissipation Effects 0.000 claims abstract description 85
- 238000012544 monitoring process Methods 0.000 claims abstract description 20
- 238000010438 heat treatment Methods 0.000 claims description 16
- 238000009423 ventilation Methods 0.000 claims description 13
- 230000001681 protective effect Effects 0.000 claims description 5
- 239000000498 cooling water Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 17
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 230000008569 process Effects 0.000 description 7
- 238000004804 winding Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/085—Cooling by ambient air
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/10—Liquid cooling
- H01F27/16—Water cooling
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20209—Thermal management, e.g. fan control
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- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The invention discloses a high-frequency triggered direct-current welding power supply and a using method thereof, and relates to the technical field of high-frequency triggered direct-current welding power supplies. In this application, through setting up monitoring system, realize the inside temperature monitoring when using welding source in practice, and when being directed against the temperature under the different operating modes through water-cooling circulation system and air-cooled system, the selectivity uses, the cooling methods is many, the inside temperature heat dissipation cooling effect of welding source has been improved on the one hand, avoid the high temperature, lead to electronic components to burn out, on the other hand is favorable to reducing energy consumption, through setting up circulating water cooling system, the water cooling effect among the water-cooling circulation system has been improved, the heat exchange when having improved the hydrologic cycle.
Description
Technical Field
The invention relates to the technical field of high-frequency triggered direct-current welding power supplies, in particular to a high-frequency triggered direct-current welding power supply and a using method thereof.
Background
The power supply device is composed of an inverter, a transformer, a rectifier and a controller, wherein the transformer is a device for converting alternating voltage, current and impedance, when alternating current flows in a primary coil, alternating magnetic flux is generated in an iron core or a magnetic core, and voltage or current is induced in a secondary coil. The transformer consists of an iron core or a magnetic core and a coil, wherein the coil is provided with two or more than two windings, the winding connected with a power supply is called a primary coil, and the other windings are called secondary coils.
In the prior art, the coupling between the secondary coil windings is poor, the loss density of the magnetic core and the leakage inductance is increased, so that the temperature rise is too high when a large current is output, a large amount of heat is generated, if the heat cannot be timely removed, the service life of the transformer is influenced by the increase, and even accidents are caused.
For example, chinese patent publication No. CN112820515A discloses a low-voltage high-current power supply device, which includes: a transformer body, a primary coil and a secondary coil; a plurality of band-shaped structures are led out from different positions of the secondary coil to form a central leading-out end and a secondary leading-out end; the heat dissipation unit comprises a first heat dissipation plate and a second heat dissipation plate, and the first heat dissipation plate is arranged at the top of the transformer body. Through bucket formula multiple winding and be assisted by first heating panel, second heating panel and cooling water circulation for the transformer is long-term operation under the electric current of several tens of thousands of amperes, dispels the heat to the heat that produces. However, the above technical solutions still have the following disadvantages:
1. the cooling mode cannot be selected according to the actual use condition of the direct current welding power supply, such as continuous working condition and short-time working condition, so that energy waste is caused, and the cooling mode is single, so that the heat discharge effect is greatly reduced;
2. the condenser tube twines on the transformer body to realize the heat dissipation with first heating panel and second heating panel intercommunication, this kind of mode can not be fine to the water pipe and the water heat dissipation in the water pipe, reduced the heat exchange effect.
Accordingly, the present application provides a high frequency triggered dc welding power source to meet the needs.
Disclosure of Invention
An object of the application is to provide a direct current welding power supply that high frequency triggered, through setting up monitoring system, inside temperature monitoring when realizing welding power supply in-service use, and when being directed against the temperature under the different operating modes through water-cooling circulation system and air-cooled system, the selectivity is used, cooling methods are many, the inside temperature heat dissipation cooling effect of welding power supply has been improved on the one hand, avoid the high temperature, lead to electronic components scaling loss, on the other hand is favorable to reducing energy consumption, through setting up circulating water cooling system, the water cooling effect among the water-cooling circulation system has been improved, the heat exchange when having improved the water circulation.
In order to achieve the above purpose, the present application provides the following technical solutions: a high-frequency triggered direct-current welding power supply comprises an upper heat dissipation plate, a lower heat dissipation plate, a transformer assembly arranged between the upper heat dissipation plate and the lower heat dissipation plate, an inverter assembly arranged on the top of the upper heat dissipation plate, a monitoring system, a water cooling circulation system, an air cooling system and a circulating water cooling system;
the water cooling circulation system is used for circularly cooling the upper heating panel, the lower heating panel, the inversion assembly and the transformer assembly, and the circulating water cooling system is used for cooling water in the water cooling circulation system;
the air cooling system comprises a first air cooling system and a second air cooling system, the first air cooling system is used for air cooling and cooling the inside of the welding power supply, and the second air cooling system is used for air cooling and cooling the inverter assembly and the transformer assembly;
the monitoring system is used for monitoring whether the temperature inside the welding power supply exceeds a set value or not, and when the temperature exceeds the set value, the air cooling system, the water cooling circulation system are used for cooling the upper heating panel, the lower heating panel, the inverter assembly and the transformer assembly, so that the temperature inside the welding power supply is kept within a safe value range.
Preferably, the monitoring system comprises a temperature sensor for monitoring the current internal temperature of the welding power supply;
when T is 1 ＜T≤T 2 When the welding power supply is in a safe temperature range, the air cooling system works to radiate the upper radiating plate, the lower radiating plate, the inversion assembly and the transformer assembly so as to keep the internal temperature of the welding power supply in the safe temperature range;
when T is 2 ＜T≤T 3 During the operation, the air cooling system stops working, the water cooling circulation system works to radiate the upper radiating plate, the lower radiating plate, the inversion assembly and the transformer assembly, so that the internal temperature of the welding power supply is keptA safe value range;
when T > T 3 When the welding power supply is in a safe temperature range, the air cooling system and the water cooling circulation system work simultaneously to dissipate heat of the upper heat dissipation plate, the lower heat dissipation plate, the inversion assembly and the transformer assembly; wherein T is 1 、T 2 、T 3 The temperature value T represents the internal set safe temperature value of the welding power supply, and the internal temperature value T represents the current welding power supply.
Preferably, the first air cooling system comprises two exhaust fans and two suction fans which are respectively arranged on two sides of the transformer assembly, the suction fans suck outside air into the welding power supply, and the exhaust fans are used for exhausting the air in the welding power supply to the outside; the second air cooling system comprises a wind collecting cover fixedly connected to one side of the suction fan, a heat dissipation air pipe is fixedly connected to one end of the wind collecting cover, a plurality of air outlets are formed in the heat dissipation air pipe, and the air outlets are located on the inversion component and one side of the transformer assembly respectively.
Preferably, the water-cooling circulation system comprises a water tank and a plurality of cooling plates communicated with each other through a pipeline, a circulation pump is arranged in the water tank, a water outlet end of the circulation pump is fixedly connected with a water outlet pipe, one end of the water outlet pipe is fixedly connected with one end of the upper heat dissipation plate, one side of the upper heat dissipation plate is fixedly connected with a circulation water pipe, one end of the circulation water pipe is fixedly connected with a collection pipe, one end of the collection pipe is fixedly connected with one side of the lower heat dissipation plate, one side of the lower heat dissipation plate is fixedly connected with a return pipe, one end of the return pipe is fixedly connected with one side of one of the cooling plates, one side of the other cooling plate is fixedly connected with a return main pipe, and one end of the return main pipe extends into the water tank;
the circulating water pipe is wound on the inversion assembly and the transformer assembly respectively, and water channels are arranged in the upper heat dissipation plate and the lower heat dissipation plate.
Preferably, the circulating water cooling system comprises a connecting air pipe fixedly connected to one side of the air collecting cover, one end of the connecting air pipe is fixedly connected with a ventilation pipe, the ventilation pipe is located on one side of the plurality of cooling plates, and a plurality of cooling holes are formed in the ventilation pipe.
Preferably, the cooling device further comprises a case, the cooling plates are fixedly connected to the top of the case, the top of each cooling plate is provided with an upper protection shell, the upper protection shells are fixedly connected to the top of the case, and the side walls of the upper protection shells are provided with a plurality of ventilation holes.
Preferably, the both sides of quick-witted case all fixedly connected with ventilating board, the aspiration fan with the exhaust fan is located two respectively one side position department of quick-witted case, and with quick-witted case fixed connection.
In conclusion, the technical effects and advantages of the invention are as follows:
1. the welding power supply temperature monitoring system is reasonable in structure, the monitoring system is arranged to monitor the internal temperature of the welding power supply during actual use, the water cooling circulation system and the air cooling system are selectively used according to the temperatures under different working conditions, the cooling modes are multiple, on one hand, the heat dissipation and cooling effects of the internal temperature of the welding power supply are improved, the burning loss of electronic components due to overhigh temperature is avoided, on the other hand, the energy consumption is reduced, and by arranging the circulating water cooling system, the water cooling effect in the water cooling circulation system is improved, and the heat exchange during water circulation is improved;
2. in the invention, a part of air is concentrated through the air collecting cover and is respectively blown to the inversion component and the transformer assembly through the air outlet holes on the heat dissipation air pipe, and the electronic components on the inversion component and the transformer assembly are cooled, so that the electronic components with high heat yield are cooled in a targeted manner, and the heat dissipation and cooling effects are improved;
3. according to the invention, part of cold air concentrated by the air collecting cover is dispersed into the connecting air pipe, then the cold air flows into the ventilating pipe and blows to the plurality of cooling plates through the plurality of cooling holes, and the hot water heat dissipation speed in the cooling plates is accelerated.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic diagram of a three-dimensional structure of a high-frequency triggered DC welding power supply;
FIG. 2 is a schematic view of a high-frequency triggered DC welding power supply with a three-dimensional structure of an upper protective shell;
FIG. 3 is a schematic view of a partially cut-away structure of a high-frequency triggered DC welding power supply;
FIG. 4 is a schematic view of a first perspective structure inside a high-frequency triggered DC welding power supply;
FIG. 5 is a schematic view of a second perspective structure inside a high-frequency triggered DC welding power supply;
FIG. 6 is a schematic view of a third perspective structure inside a high-frequency triggered DC welding power supply;
FIG. 7 is a schematic diagram of a three-dimensional structure of the transformer assembly, the inverter assembly, the upper heat sink, the lower heat sink, and the circulation tube.
In the figure: 1. a chassis; 2. a ventilation board; 3. an upper protective shell; 4. an upper heat dissipation plate; 5. a lower heat dissipation plate; 6. a water tank; 7. a main reflux pipe; 8. a water outlet pipe; 9. a cooling plate; 10. a vent pipe; 11. an air suction fan; 12. an exhaust fan; 13. a return pipe; 14. a circulating water pipe; 15. a wind collecting cover; 16. connecting an air pipe; 17. an inverting component; 18. a transformer assembly; 19. a heat dissipation air pipe; 20. a header.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b): referring to fig. 1-7, a high-frequency triggered dc welding power supply includes an upper heat dissipating plate 4 and a lower heat dissipating plate 5, a transformer assembly 18 installed between the upper heat dissipating plate 4 and the lower heat dissipating plate 5, an inverter assembly 17 installed on the top of the upper heat dissipating plate 4, a monitoring system, a water cooling circulation system, an air cooling system, and a circulating water cooling system;
the water cooling circulation system is used for cooling the upper heat dissipation plate 4, the lower heat dissipation plate 5, the inversion assembly 17 and the transformer assembly 18 in a water circulation mode, and the circulating water cooling system is used for cooling water in the water cooling circulation system in a water cooling mode;
the air cooling system comprises a first air cooling system and a second air cooling system, the first air cooling system is used for air cooling and cooling the inside of the welding power supply, and the second air cooling system is used for air cooling and cooling the inverter assembly 17 and the transformer assembly 18;
the monitoring system is used for monitoring whether the temperature inside the welding power supply exceeds a set value or not, and when the temperature exceeds the set value, the air cooling system and the water cooling circulation system dissipate heat of the upper heat dissipation plate 4, the lower heat dissipation plate 5, the inversion assembly 17 and the transformer assembly 18, so that the temperature inside the welding power supply is kept within a safe value range.
As an implementation manner in this embodiment, the monitoring system includes a temperature sensor, where the temperature sensor is used to monitor the current internal temperature of the welding power supply;
when T is 1 ＜T≤T 2 When the welding power supply is used, the temperature sensor monitors a temperature signal and sends the temperature signal to the controller, the controller receives the signal, processes the signal and sends out an instruction, the air cooling system works to dissipate heat of the upper heat dissipation plate 4, the lower heat dissipation plate 5, the inversion assembly 17 and the transformer assembly 18, and the internal temperature of the welding power supply is kept within a safe value range;
when T is 2 ＜T≤T 3 When the welding power supply is started, the temperature sensor monitors a temperature signal and sends the temperature signal to the controller, the controller receives the signal, processes the signal and sends an instruction, the air cooling system stops working, the water cooling circulation system works to dissipate heat of the upper heat dissipation plate 4, the lower heat dissipation plate 5, the inversion assembly 17 and the transformer assembly 18, and the internal temperature of the welding power supply is kept within a safe value range;
when T > T 3 When the welding power supply is used, the temperature sensor monitors a temperature signal and sends the temperature signal to the controller, the controller receives the signal, processes the signal and sends out an instruction, the air cooling system and the water cooling circulation system work simultaneously to dissipate heat of the upper heat dissipation plate 4, the lower heat dissipation plate 5, the inversion assembly 17 and the transformer assembly 18, and the internal temperature of the welding power supply is kept within a safe value range; wherein T is 1 、T 2 、T 3 All represent the safety temperature value set inside the welding power supply, and T represents the current welding power supply internal temperature value, where it is noted that T is 1 The temperature is the temperature at which the air-cooled system is started, T 1 To T 2 Is the internal temperature range T of the welding power supply in a short-time working state 2 To T 3 For the temperature, T, maintained internally during continuous operation of the welding power supply 3 Internal temperature exceeding T in the internal limit working state of the welding power supply 3 Temperature, long-term operation may lead to burning of electronic components inside the welding power supply.
As an implementation manner in this embodiment, the first air cooling system includes two exhaust fans 12 and two suction fans 11 respectively disposed on two sides of the transformer assembly 18, the two exhaust fans 12 and the two suction fans 11 are both driven by a motor, the suction fans 11 suck outside air into the welding power supply, and the exhaust fans 12 are used for exhausting air inside the welding power supply to the outside, so as to achieve a circulation speed of cold air and hot air, and improve a heat dissipation and cooling effect inside the welding power supply; the second air cooling system comprises a wind collecting cover 15 fixedly connected to one side of one of the suction fans 11, one end of the wind collecting cover 15 is fixedly connected with a heat dissipation air pipe 19, a plurality of air outlets are formed in the heat dissipation air pipe 19 and are respectively located on one side of the inversion component 17 and the transformer assembly 18, the external air is sucked into the welding power supply when the suction fan 11 works, a part of air is concentrated through the wind collecting cover 15, and is respectively blown to the inversion component 17 and the transformer assembly 18 through the air outlets in the heat dissipation air pipe 19, electronic components on the inversion component 17 and the transformer assembly 18 are cooled, the electronic components in high heat yield are cooled in a targeted mode, and the heat dissipation and cooling effects are improved.
As an implementation manner in this embodiment, the water cooling circulation system includes a water tank 6 and a plurality of cooling plates 9 communicated with each other through a pipeline, a circulation pump is disposed in the water tank 6, a water outlet pipe 8 is fixedly connected to a water outlet end of the circulation pump, one end of the water outlet pipe 8 is fixedly connected to one end of the upper heat dissipation plate 4, a circulation water pipe 14 is fixedly connected to one side of the upper heat dissipation plate 4, one end of the circulation water pipe 14 is fixedly connected to a collection pipe 20, one end of the collection pipe 20 is fixedly connected to one side of the lower heat dissipation plate 5, one side of the lower heat dissipation plate 5 is fixedly connected to a return pipe 13, one end of the return pipe 13 is fixedly connected to one side of one of the cooling plates 9, one side of the other cooling plate 9 is fixedly connected to a return main pipe 7, and one end of the return main pipe 7 extends into the water tank 6; the circulating water pipe 14 is respectively wound on the inversion component 17 and the transformer assembly 18, water channels are arranged in the upper heat dissipation plate 4 and the lower heat dissipation plate 5, water in the water tank 6 is injected into the water outlet pipe 8 through the water outlet end by the circulating pump, cold water sequentially flows through the upper heat dissipation plate 4, the circulating water pipe 14 and the lower heat dissipation plate 5, at the moment, heat exchange is realized between the water in the circulating water pipe 14 and the inversion component 17 and the transformer assembly 18, hot water after heat exchange sequentially passes through the plurality of cooling plates 9 through the return pipe 13 and finally flows into the water tank 6 through the return main pipe 7, when the hot water after heat exchange circularly flows on the plurality of cooling plates 9, the heat exchange with the outside air is realized, the cooling speed of hot water is accelerated, the heat exchange effect on the inversion component 17, the transformer assembly 18, the upper heat dissipation plate 4 and the lower heat dissipation plate 5 is improved during water circulation, and the heat dissipation and cooling effects are improved.
As an implementation manner in this embodiment, the circulating water cooling system includes a connecting air pipe 16 fixedly connected to one side of the air collecting cover 15, one end of the connecting air pipe 16 is fixedly connected with the ventilation pipe 10, the ventilation pipe 10 is located on one side of the plurality of cooling plates 9, a plurality of cooling holes are formed in the ventilation pipe 10, a part of cold air concentrated by the air collecting cover 15 is dispersed into the connecting air pipe 16, then the cold air flows into the ventilation pipe 10 and blows to the plurality of cooling plates 9 through the plurality of cooling holes, and the heat dissipation speed of hot water in the cooling plates 9 is accelerated.
As an implementation manner in this embodiment, the cooling device further includes a case 1, a plurality of cooling plates 9 are all fixedly connected to the top of the case 1, the top of the plurality of cooling plates 9 is provided with the same upper protection shell 3, the upper protection shell 3 is fixedly connected to the top of the case 1, a plurality of ventilation holes are formed in the side wall of the upper protection shell 3, and the upper protection shell 3 protects the cooling plates 9 by being provided with the upper protection shell 3.
In this embodiment, the ventilating plates 2 are fixedly connected to both sides of the case 1, and the suction fan 11 and the exhaust fan 12 are respectively located at one side of the two cases 1 and are fixedly connected to the cases 1.
The working principle of the invention is as follows:
when T is 1 ＜T≤T 2 When in use, the temperature sensor monitors the temperature signal and sends the temperature signal to the controller, the controller receives the signal and processes the signal, then, an instruction is sent out, the air cooling system works, the suction fan 11 sucks the outside air into the welding power supply case 1, the upper heat dissipation plate 4, the lower heat dissipation plate 5, the inversion component 17 and the transformer assembly 18 in the case 1 are cooled and dissipated by air, the exhaust fan 12 discharges the hot air of the case 1 to the outside, heat exchange is realized, the speed of heat exchange is accelerated, a part of air is concentrated through the air collecting cover 15, and respectively blows to the inversion component 17 and the transformer assembly 18 through air outlet holes on the heat dissipation air pipe 19, electronic components on the inverter assembly 17 and the transformer assembly 18 are cooled, and the electronic components with high heat yield are cooled in a targeted manner, so that the heat dissipation and cooling effects are improved, and the internal temperature of the welding power supply is kept within a safe value range;
when T is 2 ＜T≤T 3 During the process, the temperature sensor monitors temperature signals and sends the temperature signals to the controller, the controller receives the signals and processes the signals, then an instruction is sent, the air cooling system stops working, the water cooling circulation system works, the circulating pump injects water in the water tank 6 into the water outlet pipe 8 through the water outlet end, cold water flows through the upper heat dissipation plate 4, the circulating water pipe 14 and the lower heat dissipation plate 5 in sequence, at the moment, the water in the circulating water pipe 14 is subjected to heat exchange with the inverter assembly 17 and the transformer assembly 18, hot water after heat exchange sequentially passes through the plurality of cooling plates 9 through the return pipe 13 and finally flows into the water tank 6 through the return main pipe 7, and when hot water after heat exchange circularly flows on the plurality of cooling plates 9, the heat exchange is realized and circulated with the outsideThe air carries out heat exchange, the cooling speed of hot water is accelerated, the heat exchange effect on the inversion component 17, the transformer assembly 18, the upper heat dissipation plate 4 and the lower heat dissipation plate 5 during water circulation is improved, the heat dissipation and cooling effect is improved, and the internal temperature of the welding power supply is kept within a safe value range;
when T > T 3 During the process, temperature sensor monitors temperature signal, and with temperature signal transmission to controller, the controller accepts the signal, and the signal is handled, then send instruction, air cooling system and water cooling circulation system simultaneous working, fast to last heating panel 4, lower heating panel 5, contravariant subassembly 17 and the heat dissipation of transformer assembly 18, the partial cold wind dispersion that wind-collecting cover 15 was concentrated is to connecting in the tuber pipe 16, then in the cold wind flows to ventilation pipe 10, blow to a plurality of cooling plates 9 through a plurality of cooling holes, the hot water radiating rate in cooling plate 9 is accelerated, make the temperature in the quick-witted case 1 drop, make the inside temperature of welding source keep the safe value scope, avoided the high temperature, lead to electronic components to burn and lose.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (7)
1. A high-frequency triggered direct-current welding power supply comprises an upper heat dissipation plate (4), a lower heat dissipation plate (5), a transformer assembly (18) arranged between the upper heat dissipation plate (4) and the lower heat dissipation plate (5), and an inverter assembly (17) arranged on the top of the upper heat dissipation plate (4), and is characterized by further comprising a monitoring system, a water cooling circulation system, an air cooling system and a circulating water cooling system;
the water cooling circulation system is used for cooling the upper heat dissipation plate (4), the lower heat dissipation plate (5), the inverter assembly (17) and the transformer assembly (18) in a water circulation manner, and the circulating water cooling system is used for cooling water in the water cooling circulation system in a heat dissipation manner;
the air cooling system comprises a first air cooling system and a second air cooling system, the first air cooling system is used for air cooling and cooling the inside of the welding power supply, and the second air cooling system is used for air cooling and cooling the inverter assembly (17) and the transformer assembly (18);
the monitoring system is used for monitoring whether the temperature inside the welding power supply exceeds a set value or not, and when the temperature exceeds the set value, the air cooling system, the water cooling circulation system are right to the upper heating plate (4), the lower heating plate (5), the inversion assembly (17) and the transformer assembly (18) dissipate heat, so that the temperature inside the welding power supply is kept within a safe value range.
2. A high frequency triggered direct current welding power supply as defined in claim 1, wherein: the monitoring system comprises a temperature sensor, and the temperature sensor is used for monitoring the internal temperature of the current welding power supply;
when T is 1 ＜T≤T 2 When the welding power supply is in operation, the air cooling system is operated to dissipate heat of the upper heat dissipation plate (4), the lower heat dissipation plate (5), the inverter assembly (17) and the transformer assembly (18), so that the internal temperature of the welding power supply is kept within a safe value range;
when T is 2 ＜T≤T 3 When the welding power supply is started, the air cooling system stops working, the water cooling circulation system works to dissipate heat of the upper heat dissipation plate (4), the lower heat dissipation plate (5), the inversion assembly (17) and the transformer assembly (18), and the internal temperature of the welding power supply is kept within a safe value range;
when T > T 3 When the welding power supply is used, the air cooling system and the water cooling circulation system work simultaneously to dissipate heat of the upper heat dissipation plate (4), the lower heat dissipation plate (5), the inverter assembly (17) and the transformer assembly (18), so that the internal temperature of the welding power supply is kept within a safe value range; wherein T is 1 、T 2 、T 3 The temperature value T represents the internal set safe temperature value of the welding power supply, and the internal temperature value T represents the current welding power supply.
3. A high frequency triggered direct current welding power supply as defined in claim 2, wherein: the first air cooling system comprises an exhaust fan (12) and an exhaust fan (11) which are respectively arranged on two sides of the transformer assembly (18), the number of the exhaust fan (12) and the number of the exhaust fan (11) are two, the exhaust fan (11) sucks external air into the welding power supply, and the exhaust fan (12) is used for exhausting the air in the welding power supply to the outside; the second air cooling system comprises a fan cover (15) fixedly connected to one side of the suction fan (11), a heat dissipation air pipe (19) fixedly connected to one end of the fan cover (15), a plurality of air outlets are formed in the heat dissipation air pipe (19), and the air outlets are located in one side of the inverter assembly (17) and one side of the transformer assembly (18) respectively.
4. A high frequency triggered direct current welding power supply as defined in claim 3, wherein: the water-cooling circulation system comprises a water tank (6) and a plurality of cooling plates (9) which are communicated through a pipeline, a circulating pump is arranged in the water tank (6), a water outlet end of the circulating pump is fixedly connected with a water outlet pipe (8), one end of the water outlet pipe (8) is fixedly connected with one end of an upper heating plate (4), one side of the upper heating plate (4) is fixedly connected with a circulating water pipe (14), one end of the circulating water pipe (14) is fixedly connected with a collecting pipe (20), one end of the collecting pipe (20) is fixedly connected with one side of a lower heating plate (5), one side of the lower heating plate (5) is fixedly connected with a return pipe (13), one end of the return pipe (13) is fixedly connected with one side of one of the cooling plates (9), and the other side of the cooling plates (9) is fixedly connected with a return main pipe (7), one end of the backflow main pipe (7) extends into the water tank (6);
the circulating water pipe (14) is wound on the inverter assembly (17) and the transformer assembly (18) respectively, and water channels are arranged in the upper heat dissipation plate (4) and the lower heat dissipation plate (5).
5. A high frequency triggered direct current welding power supply as recited in claim 4, wherein: the circulating water cooling system comprises a connecting air pipe (16) fixedly connected to one side of the air collecting cover (15), one end of the connecting air pipe (16) is fixedly connected with a ventilating pipe (10), the ventilating pipe (10) is located in a plurality of positions on one side of the cooling plate (9), and a plurality of cooling holes are formed in the ventilating pipe (10).
6. A high frequency triggered direct current welding power supply as claimed in claim 4, wherein: the cooling structure is characterized by further comprising a case (1), wherein the cooling plates (9) are fixedly connected to the top of the case (1) and are arranged on the same upper protective shell (3), the upper protective shell (3) is fixedly connected to the top of the case (1), and a plurality of ventilation holes are formed in the side wall of the upper protective shell (3).
7. A high frequency triggered direct current welding power supply as defined in claim 6, wherein: the fan is characterized in that ventilation plates (2) are fixedly connected to two sides of the case (1), and the suction fan (11) and the exhaust fan (12) are located at two positions on one side of the case (1) and fixedly connected with the case (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210088092.8A CN114885568A (en) | 2022-01-25 | 2022-01-25 | High-frequency triggered direct-current welding power supply and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210088092.8A CN114885568A (en) | 2022-01-25 | 2022-01-25 | High-frequency triggered direct-current welding power supply and using method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN114885568A true CN114885568A (en) | 2022-08-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210088092.8A Withdrawn CN114885568A (en) | 2022-01-25 | 2022-01-25 | High-frequency triggered direct-current welding power supply and using method thereof |
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| CN (1) | CN114885568A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115460872A (en) * | 2022-08-29 | 2022-12-09 | 中国航空无线电电子研究所 | Wind-liquid fusion heat dissipation comprehensive rack case |
| CN118331405A (en) * | 2024-03-29 | 2024-07-12 | 广州市广能电气设备有限公司 | A microcomputer integrated monitoring and protection device and monitoring and protection method |
-
2022
- 2022-01-25 CN CN202210088092.8A patent/CN114885568A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115460872A (en) * | 2022-08-29 | 2022-12-09 | 中国航空无线电电子研究所 | Wind-liquid fusion heat dissipation comprehensive rack case |
| CN118331405A (en) * | 2024-03-29 | 2024-07-12 | 广州市广能电气设备有限公司 | A microcomputer integrated monitoring and protection device and monitoring and protection method |
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