CN211387315U - Water-cooled module type vacuum plasma gun welding box power supply - Google Patents
Water-cooled module type vacuum plasma gun welding box power supply Download PDFInfo
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- CN211387315U CN211387315U CN201922056814.8U CN201922056814U CN211387315U CN 211387315 U CN211387315 U CN 211387315U CN 201922056814 U CN201922056814 U CN 201922056814U CN 211387315 U CN211387315 U CN 211387315U
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Abstract
The utility model relates to a water-cooling module type vacuum plasma gun welding box power supply, which comprises a main power supply module, a transfer arc module and an arc striking device which are arranged in a cabinet body and are mutually connected, wherein the main power supply module comprises a plurality of parallel modules, and the plurality of parallel modules are the same as the plasma spray guns in quantity and are connected in a one-to-one correspondence manner; output reactors are arranged in the main power supply module, the arc transfer module and the arc striking device; the main power supply module comprises a rectification inversion module, a power transformer module, a control module and a driving module; the power supply is of a full water-cooling structure and adopts three-phase full-bridge rectification. The arc striking device adopts a high-frequency pulse power supply to strike an arc; the main power supply module is connected with the incoming line switch. The utility model has the advantages that the full water cooling structure reduces the internal heating of the module and the internal temperature of the module; the module integration level is high, the manufacturability is strong, and the failure rate of the high-frequency transformer is reduced; the integrated structure reduces the interference of the high-frequency transformer to other electronic devices; green and reliable.
Description
Technical Field
The utility model belongs to the technical field of the plasma gun, concretely relates to water-cooling module formula vacuum plasma gun welds case power.
Background
The plasma gun welding box power supply is a power supply system for providing the plasma gun to work, and comprises a high-frequency starting power supply, a direct-current beam leading power supply and a main power supply.
1.1 high frequency starting power supply is to use inductance and capacitance to connect in parallel, and generate high frequency by vibration. The plasma gun uses a high-frequency power supply as an ionizing agent to ionize argon into plasma, and the high-frequency power supply is generally called a starting power supply.
1.2 the beam-leading power supply is to change the argon gas into discharge by exciting discharge, and the conversion needs a higher voltage in China. The plasma concentration and the temperature in the plasma are improved, conditions are created for the work of a main power supply, and after the main power supply is added, the beam leading power supply can be disconnected and is a transition power supply.
1.3 the main power supply is a silicon rectifier power supply. The no-load voltage is 120V, the working voltage is 40V-80V, and the current is 100A-30000A. The power of a main power supply is extremely large, and the power is realized by adjusting the current. The generation of plasma in the working process of the main power supply is also a self-excited discharge process, and a large number of electrons move to the anode under the action of an electric field to form a plasma beam. The plasma beam converts electrical energy into heat energy, melting the metal.
The main power supply uses a silicon rectifying power supply, and has low conversion efficiency, low power factor and high heat dissipation power. The industry begins to use the electric welding machine switching power supply as the main power supply, so that the power factor is improved, but the conversion efficiency is not high enough, and the problem of heat dissipation is not solved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem and providing a high-efficiency energy-saving high-power water-cooling modular vacuum plasma gun welding box power supply which integrates high power factor rectification and pulse width modulation.
In order to achieve the above object, the utility model provides a following technical scheme:
a water-cooled module type vacuum plasma gun welding box power supply comprises a main power supply module, an arc transfer module and an arc striking device which are arranged in a cabinet body and connected with each other, wherein the main power supply module comprises a plurality of parallel modules, and the number of the parallel modules is the same as that of plasma spray guns and the parallel modules are connected in a one-to-one correspondence manner; output reactors are arranged in the main power supply module, the arc transfer module and the arc striking device;
the main power supply module comprises a rectification inversion module, a power transformer module, a control module and a driving module.
Furthermore, the power supply is of a full water-cooling structure and adopts three-phase full-bridge rectification.
Further, the arc striking device adopts a high-frequency pulse power supply for striking an arc.
Furthermore, the main power supply module is connected with an incoming line switch.
Further, the transferred arc module is a single module.
Further, the control module of the main power module is a main control board.
Compared with the prior art, the beneficial effects of the utility model reside in that:
1) the full water-cooling structure reduces the internal heating of the module and the internal temperature of the module;
2) the module integration level is high, the manufacturability is strong, and the failure rate of the high-frequency transformer is reduced;
3) the integrated structure reduces the interference of the high-frequency transformer to other electronic devices;
4) green and reliable: the power module adopts three-phase full-bridge rectification, the rectifying device is completely conducted in the rectification process, the conversion efficiency of the power supply is not influenced by the conduction angle of the rectifying device in the whole load range, and meanwhile, the water-cooling heat dissipation and the good thermal design are added, and the radiation of the whole power supply is reduced to the minimum by the high-quality devices and the process level.
Drawings
In order to more clearly illustrate the technical solution of the embodiment of the present invention, the drawings required to be used in the description of the embodiment will be briefly introduced below, it is obvious that the drawings in the following description are only for more clearly illustrating the embodiment of the present invention or the technical solution in the prior art, and for those skilled in the art, other drawings can be obtained according to the drawings without any creative effort.
Fig. 1 is a system diagram of the present invention.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described with reference to the following specific embodiments, which are provided as illustration only and are not intended to limit the present invention.
The water-cooled module type vacuum plasma gun welding box power supply shown in the figure 1 comprises a main power supply module 1, a transfer arc module 2 and an arc striking device 3 which are arranged in a cabinet body and connected with each other, wherein the main power supply module 1 adopts a modular parallel connection design, N modules work in parallel, the maximum output is 100V/1600A, and one plasma spray gun corresponds to one set of power supply. The arc transfer module 2 adopts a single module design and is designed to output 100V/100A (short-time working system, automatic stop when reaching set time).
The main power supply module 1 is connected with the incoming line switch 6, and the incoming line switch 6, the main power supply module 1, the arc transfer module 2 and the arc striking device 3 are arranged in a cabinet body and are designed integrally.
Output reactors are arranged in the main power supply module 1, the arc transfer module 2 and the arc striking device 3, so that output current is continuous, and arc breakage in the using process is prevented.
The arc striking device 3 adopts a high-frequency pulse power supply to strike arcs, and each set of system is provided with 1 high-frequency high-voltage arc striking device.
After the power supply is started, the arc transfer module 2 starts arc striking through the high-frequency arc striking device 3, and the main power supply module 1 is in a running state and ready to output at any time. After the arc striking is successful, the arc striking device 3 starts to work, meanwhile, the arc transfer is started, after the arc striking is successful, the main power supply module 1 starts to work, and the arc transfer module 2 stops outputting.
1) Modular design
The utility model discloses adopt modular structure design according to the function completely, main power module 1 includes rectification contravariant module, power transformer module, control module and drive module, and electromagnetic compatibility has fully been considered between each module, has reduced the mutual interference of system and has disturbed externally, has improved the reliability of product.
2) High frequency high efficiency
The full water-cooling structure reduces the internal heating of the module and the internal temperature of the module;
the module integration level is high, the manufacturability is strong, and the failure rate of the high-frequency transformer is reduced;
the integrated structure reduces the interference of the high-frequency transformer to other electronic devices.
3) Green and reliable
The power supply adopts three-phase full-bridge rectification, the rectifying device is completely conducted in the rectifying process, the conversion efficiency of the power supply is not influenced by the conduction angle of the rectifying device in the whole load range, and meanwhile, the radiation of the whole power supply is reduced to the minimum by the aid of water-cooling heat dissipation and good thermal design, high-quality devices and process level.
The present invention is not described in detail in the prior art.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A water-cooled module type vacuum plasma gun welding box power supply is characterized by comprising a main power supply module (1), an arc transfer module (2) and an arc striking device (3) which are arranged in a cabinet body and connected with each other, wherein the main power supply module (1) comprises a plurality of parallel modules (4), and the number of the parallel modules (4) is the same as that of plasma spray guns and is connected with the plasma spray guns in a one-to-one correspondence manner; output reactors are arranged in the main power supply module (1), the arc transfer module (2) and the arc striking device (3);
the main power supply module (1) comprises a rectification inversion module, a power transformer module, a control module and a driving module.
2. The water-cooled modular vacuum plasma gun welding box power supply of claim 1, wherein the power supply is of a full water-cooled structure and adopts three-phase full-bridge rectification.
3. The water-cooled modular vacuum plasma gun welding box power supply according to claim 1, characterized in that the arc ignition device (3) adopts a high-frequency pulse power supply for arc ignition.
4. The water-cooled modular vacuum plasma gun welding box power supply according to claim 1, characterized in that the main power module (1) is connected with a wire inlet switch (6).
5. The water-cooled modular vacuum plasma gun weld box power supply of claim 1 wherein the transferred arc module (2) is a single module.
6. The water-cooled modular vacuum plasma gun welding box power supply according to any one of claims 1 to 5, characterized in that the control module of the main power supply module (1) is a main control board (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922056814.8U CN211387315U (en) | 2019-11-25 | 2019-11-25 | Water-cooled module type vacuum plasma gun welding box power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922056814.8U CN211387315U (en) | 2019-11-25 | 2019-11-25 | Water-cooled module type vacuum plasma gun welding box power supply |
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| Publication Number | Publication Date |
|---|---|
| CN211387315U true CN211387315U (en) | 2020-09-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922056814.8U Active CN211387315U (en) | 2019-11-25 | 2019-11-25 | Water-cooled module type vacuum plasma gun welding box power supply |
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| Country | Link |
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| CN (1) | CN211387315U (en) |
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2019
- 2019-11-25 CN CN201922056814.8U patent/CN211387315U/en active Active
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