CN201750358U - Inverter welding machine power supply provided with completely-isolated cooling duct - Google Patents
Inverter welding machine power supply provided with completely-isolated cooling duct Download PDFInfo
- Publication number
- CN201750358U CN201750358U CN2010205387268U CN201020538726U CN201750358U CN 201750358 U CN201750358 U CN 201750358U CN 2010205387268 U CN2010205387268 U CN 2010205387268U CN 201020538726 U CN201020538726 U CN 201020538726U CN 201750358 U CN201750358 U CN 201750358U
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- radiator
- welding machine
- intermediate frequency
- cooling
- cooling air
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Abstract
The utility model provides an Inverter welding machine power supply provided with a completely-isolated cooling duct, flow cooling air is brought into the machine by an axial-flow air blower, and guided by a wind scooper to flow into a radiator, the semiconductor device on the radiator firstly gets cooling, then the flow air flows out from the radiator sweeps past an intermediate frequency transformer and an output electric reactor, brings away heat of the intermediate frequency transformer and the output electric reactor, flows out of the machine through a shutter, and completes the process of forcing cooling of wind. The structure arrangement is advantageous in that, non heat-resistance semiconductor device is located at the air inlet of the cooling wind, and firstly gets cooling, the heat-resistance transformer and the electric reactor are located at the air outlet of the cooling wind, cool air is fully used, and cooling effect is obviously enhanced.
Description
Technical field
The utility model relates to a kind of inverter field, relates in particular to a kind of inverter cooling air duct construction.
Background technology
Inverter is a kind of efficient, environmental protection utilization scope electronic control type power supply very widely, present welder power, the air plasma cutter power supply, the charge in batteries power supply, electrolysis, plating, electrometallurgy power supply and internal combustion engine emergency starting power supply etc. have all adopted the inverter technology.This power supply includes power frequency and intermediate frequency current rectifying and wave filtering circuit, inverter circuit, intermediate frequency transforming circuit, under-voltage/overvoltage crowbar, overheating protection circuit, current/voltage feedback circuit, central control circuit etc.Circuit such as power frequency and intermediate frequency current rectifying and wave filtering circuit, inverter circuit, intermediate frequency transformation belong to strong power part, and caloric value is very big during work.And all semiconductor device all have the restriction of working temperature, and high temperature can reduce the life-span of semiconductor device in the inverter, and too high temperature also can be damaged semiconductor device immediately.So heat dissipation design has just become one of emphasis of inverter.At present, for welder power, the air plasma cutter power supply, the charge in batteries power supply, electrolysis, plating, electrometallurgy power supply and internal combustion engine emergency starting power supply etc. have all adopted axial flow blower forced air cooling technology.Yet adopt the inverter axial flow blower forced air cooling technology of axial flow blower forced air cooling technology not to be fully used at present, efficient is not high, radiating effect be not very desirable, mainly have following defective:
Whole power supply architecture confusion, not high heating, it is low, heat-resisting to generate heat, and heat labile device difference is rationally laid.Cause the high device of heating not have enough mobile cold airs to conduct heat for it, and the low device that generates heat takies too much mobile cold air, radiating effect is very poor.
Only the outer heat exchanger effectiveness of emphasis and casing has been ignored the protection against the tide of inversion device, waterproof, anti-wind erosion, anti-dust and anti-metallic dust.
Summary of the invention
For addressing the above problem, the utility model provides a kind of reasonable distribution heat-resisting, thermo-labile, the high and low device of heating of heating makes heat radiation radiating effect high, the preferential heat radiation of heat labile device more significantly have the contravariant welding machine electric power of isolating cooling air channel fully.
The utility model is achieved through the following technical solutions:
A kind of have a contravariant welding machine electric power of isolating cooling air channel fully, comprise the body of forming by front panel, rear board, base plate, be arranged on inverter power supply device and the deep bead formed by frequency rectifier, inversion plate, capacitance, intermediate frequency rectifier, intermediate frequency transformer, out put reactor, control transformer and control circuit board in the body, axial flow blower, wind scooper, radiator; Also be provided with median septum, described control transformer and control circuit board are arranged at median septum top.
Described axial flow blower is installed on described rear board bottom, and described wind scooper one end closely is set in described axial flow blower outside; The described wind scooper other end closely is connected with described radiator air inlet one end, and described deep bead is installed on radiator air outlet one end.
Described radiator is installed between described median septum and the base plate, described frequency rectifier, inversion plate, capacitance and intermediate frequency rectifier are divided into the radiator both sides, wherein said frequency rectifier, inversion plate and capacitance are installed on radiator one side, and described intermediate frequency rectifier is installed and the radiator opposite side.
Described intermediate frequency transformer is lifted on below the median septum, over against the air outlet of radiator; Described out put reactor uprightly is installed on base plate, over against the air outlet of radiator.
Preferred as technique scheme, described front panel and rear board bottom are equipped with shutter respectively.
Preferred as technique scheme, described wind scooper has end to end and is circular streamlined fillet surface diversion cavity to rectangle.
Preferred as technique scheme, described median septum is a galvanized steel plain sheet.
Preferred as technique scheme, airtight metallic shield box is equipped with in described control circuit board outside.This airtight metallic shield box can effectively be protected control circuit board wherein, is preventing can to resist electromagnetic interference when dust, steam from entering.
Preferred as technique scheme, described intermediate frequency rectifier is 2.
Preferred as technique scheme, described axial flow blower is the blowing blower fan.
Advantage of the present utility model and beneficial effect:
The utility model provides a kind ofly has a contravariant welding machine electric power of isolating cooling air channel fully, the cooling air that flows is brought in the machine by axial flow blower, guide by wind scooper, inflow radiator, semiconductor device on the radiator at first obtains cooling, and moving air flows out from radiator then, skims over intermediate frequency transformer and out put reactor, take away behind their heat outside shutter outflow machine, finish but process of forced air cooling.Structure arrangement has just reached the air inlet that heat labile semiconductor device is in cooling air like this, at first obtain cooling, and heat-resisting transformer and reactor is in the air outlet of cooling air, have made full use of cold air, and cooling effect obviously strengthens.
Deep bead, median septum, base plate, front panel and rear board have surrounded the rectangle frame of a sealing, as long as with on the cabinet cover, will make the frequency rectifier on the radiator, the inversion plate, high pressure device works such as capacitance are sealed in the confined space, isolate fully with outside the inverter casing and the mobile air channel of the cooling air in the inverter casing, no matter be that the outer air of the power supply casing cooling air interior with flowing to machine all cannot enter this space.Like this, the frequency rectifier of inversion primary side, inversion plate, high pressure device works such as capacitance have just reached a series of protection effects such as waterproof, protection against the tide, anti-wind erosion, anti-soda acid gas pickling, anti-metallic dust fully.Applicability and its life-span of inverter have been increased greatly.
In addition, control transformer 2 on the median septum and control circuit board 6 also are in after cover covers in the confined space.Make control transformer 2 and control circuit board also reach protection levels such as very high waterproof, protection against the tide, anti-wind erosion, anti-soda acid gas pickling, anti-metallic dust.Control board 6 these core control parts also are installed in 4 li in the metallic shield box of the ferromagnetic/static in this confined space, have also further promoted protection levels such as waterproof, protection against the tide, anti-wind erosion, anti-soda acid gas pickling, anti-metallic dust except the anti-electromagnetic disturbance ability that promotes control board.
Description of drawings
Fig. 1. the utility model provides has the contravariant welding machine electric power right view of isolating cooling air channel fully.
Fig. 2. the utility model provides has the contravariant welding machine electric power left view of isolating cooling air channel fully.
Fig. 3. the utility model provides has the contravariant welding machine electric power stereogram of isolating cooling air channel fully.
Fig. 4. the utility model provides has the right sectional block diagram of the contravariant welding machine electric power of isolating cooling air channel fully.
Embodiment
The utility model provides a kind ofly has a contravariant welding machine electric power of isolating cooling air channel fully, comprise the body of forming by front panel, rear board, base plate, median septum, deep bead, axial flow blower, wind scooper, radiator and the inverter power supply device of forming by frequency rectifier, inversion plate, capacitance, intermediate frequency rectifier, intermediate frequency transformer, out put reactor.
Described axial flow blower is installed on described rear board bottom, and described wind scooper one end closely is set in described axial flow blower outside; The described wind scooper other end closely is connected with described radiator air inlet one end, and described deep bead is installed on radiator air outlet one end; Described radiator is installed between described median septum and the base plate, and described frequency rectifier, inversion plate, capacitance and intermediate frequency rectifier are divided into the radiator both sides; Described intermediate frequency transformer is lifted on below the median septum, over against the air outlet of radiator; Described out put reactor uprightly is installed on base plate, over against the air outlet of radiator.
The utility model adopts the mode rationally lay different components in airtight space, and heat labile and the high device that dispels the heat are preferentially dispelled the heat, and and then heat-resisting and the low device that dispels the heat is dispelled the heat, thereby improves radiating effect.
In order to understand the technical solution of the utility model better, the utility model is further described below in conjunction with accompanying drawing.Following description only is exemplary and indicative, should any restriction not arranged to protection range of the present utility model.
As shown in Figures 2 and 3, front panel 7 and rear board 1 and base plate 18 are formed U font body, shutter 10 is equipped with in front panel 7 bottoms, shutter 16 is equipped with in rear board 1 bottom, axial flow blower 15 is installed in the casing of shutter 16 fronts of adorning rear board 1 bottom, closely is with a wind scooper 14 in the outside of axial flow blower 15, and wind scooper 14 1 ends are circular, the other end is a rectangle, and has end to end by the level and smooth fusiform fillet surface diversion cavity of circle to rectangle.The air inlet of the rectangular end of wind scooper 14 and radiator 3 is fixed together closely.One side of radiator 3 is installed frequency rectifier 13, inversion plate 12, capacitance 11; Opposite side is then installed two intermediate frequency rectifiers 19.Radiator 3 is installed between base plate 18 planes and median septum 17 planes by the insulation leg of intermediate frequency transformer 8, and air outlet one end at radiator 3 is equipped with deep bead 5 closely.Intermediate frequency transformer 8 is lifted on below the median septum 17 air outlets over against radiator 3, and out put reactor 9 uprightly is installed on base plate 18 also over against the air outlet of radiator 3.Median septum 17 is a galvanized steel plain sheet, and the metallic shield box 4 of a control transformer 2 and a sealing and the control circuit board 6 in the shielding box have been installed in the above.
Claims (2)
1. one kind has the contravariant welding machine electric power of isolating cooling air channel fully, comprise the body of forming by front panel, rear board, base plate, be arranged on inverter power supply device and the deep bead formed by frequency rectifier, inversion plate, capacitance, intermediate frequency rectifier, intermediate frequency transformer, out put reactor, control transformer and control circuit board in the body, axial flow blower, wind scooper, radiator; Also be provided with median septum, described control transformer and control circuit board are arranged at median septum top;
It is characterized in that described axial flow blower is installed on described rear board bottom, described wind scooper one end closely is set in described axial flow blower outside; The described wind scooper other end closely is connected with described radiator air inlet one end, and described deep bead is installed on radiator air outlet one end;
Described radiator is installed between described median septum and the base plate, described frequency rectifier, inversion plate, capacitance and intermediate frequency rectifier are divided into the radiator both sides, wherein said frequency rectifier, inversion plate and capacitance are installed on radiator one side, and described intermediate frequency rectifier is installed and the radiator opposite side;
Described intermediate frequency transformer is lifted on below the median septum, over against the air outlet of radiator; Described out put reactor uprightly is installed on base plate, over against the air outlet of radiator.
2. according to claim 1 have a contravariant welding machine electric power of isolating cooling air channel fully, it is characterized in that described front panel and rear board bottom are equipped with shutter respectively.
3. according to claim 1 have a contravariant welding machine electric power of isolating cooling air channel fully, it is characterized in that, described wind scooper has end to end and is circular streamlined fillet surface diversion cavity to rectangle.
4. according to claim 1 have a contravariant welding machine electric power of isolating cooling air channel fully, it is characterized in that described median septum is a galvanized steel plain sheet.
5. according to claim 1 have a contravariant welding machine electric power of isolating cooling air channel fully, it is characterized in that described control circuit board is outside equipped with airtight metallic shield box.
6. according to claim 1 have a contravariant welding machine electric power of isolating cooling air channel fully, it is characterized in that described intermediate frequency rectifier is 2.
7. according to claim 1 have a contravariant welding machine electric power of isolating cooling air channel fully, it is characterized in that described axial flow blower is the bleed type blower fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205387268U CN201750358U (en) | 2010-09-21 | 2010-09-21 | Inverter welding machine power supply provided with completely-isolated cooling duct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205387268U CN201750358U (en) | 2010-09-21 | 2010-09-21 | Inverter welding machine power supply provided with completely-isolated cooling duct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201750358U true CN201750358U (en) | 2011-02-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205387268U Expired - Fee Related CN201750358U (en) | 2010-09-21 | 2010-09-21 | Inverter welding machine power supply provided with completely-isolated cooling duct |
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| CN (1) | CN201750358U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102801205A (en) * | 2011-05-25 | 2012-11-28 | 深圳市富驰机电设备有限公司 | Dual-voltage power supply circuit and inverter welding machine comprising same |
| CN105006979A (en) * | 2014-04-15 | 2015-10-28 | 富士电机株式会社 | Semiconductor power conversion device |
| CN107160004A (en) * | 2017-06-26 | 2017-09-15 | 深圳力科电气有限公司 | A kind of cooling system and inverter type welder |
| CN107738027A (en) * | 2017-09-28 | 2018-02-27 | 深圳力科电气有限公司 | The safe cooling system of inversion bonding machine |
| WO2021081927A1 (en) * | 2019-10-31 | 2021-05-06 | 北京比特大陆科技有限公司 | Pcb heat dissipation assembly and server having same |
| CN116916633A (en) * | 2023-09-11 | 2023-10-20 | 深圳市德兰明海新能源股份有限公司 | Resonant converter and energy storage power supply |
-
2010
- 2010-09-21 CN CN2010205387268U patent/CN201750358U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102801205A (en) * | 2011-05-25 | 2012-11-28 | 深圳市富驰机电设备有限公司 | Dual-voltage power supply circuit and inverter welding machine comprising same |
| CN102801205B (en) * | 2011-05-25 | 2015-05-27 | 深圳市中智投资有限公司 | Dual-voltage power supply circuit and inverter welding machine comprising same |
| CN105006979A (en) * | 2014-04-15 | 2015-10-28 | 富士电机株式会社 | Semiconductor power conversion device |
| CN105006979B (en) * | 2014-04-15 | 2018-10-09 | 富士电机株式会社 | Semi-conductor electricity power conversion device |
| CN107160004A (en) * | 2017-06-26 | 2017-09-15 | 深圳力科电气有限公司 | A kind of cooling system and inverter type welder |
| CN107738027A (en) * | 2017-09-28 | 2018-02-27 | 深圳力科电气有限公司 | The safe cooling system of inversion bonding machine |
| WO2021081927A1 (en) * | 2019-10-31 | 2021-05-06 | 北京比特大陆科技有限公司 | Pcb heat dissipation assembly and server having same |
| CN116916633A (en) * | 2023-09-11 | 2023-10-20 | 深圳市德兰明海新能源股份有限公司 | Resonant converter and energy storage power supply |
| CN116916633B (en) * | 2023-09-11 | 2023-12-29 | 深圳市德兰明海新能源股份有限公司 | Resonant converter and energy storage power supply |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518000 Guangdong city of Shenzhen province Nanshan District Xili town honghualing Industrial District Three District Building Patentee after: Shenzhen Huayilong Industrial Development Co., Ltd Address before: 518000 Guangdong city of Shenzhen province Nanshan District Xili town honghualing Industrial District Three District Building Patentee before: Shenzhen HuaYiLong Industrial Development Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110216 Termination date: 20190921 |