CN204886660U - Cabinet type converter - Google Patents
Cabinet type converter Download PDFInfo
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- CN204886660U CN204886660U CN201520609589.5U CN201520609589U CN204886660U CN 204886660 U CN204886660 U CN 204886660U CN 201520609589 U CN201520609589 U CN 201520609589U CN 204886660 U CN204886660 U CN 204886660U
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- frequency converter
- air channel
- base plate
- board
- mounting panel
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Abstract
The utility model is suitable for a frequency converter technology field provides a cabinet type converter, including main frame, preceding door plant, back door plant, left -hand door board, right door plant, roof, bottom plate, first fan, wind channel board, radiator, electric capacity, power and rectifier and inverter device, the radiator has the base plate, base plate and the flat string space setting in back door, and the wind channel board is located between radiator base plate and the roof, radiator base plate, wind channel board and back door plant constitute the main air duct jointly, and first fan lies in the position that corresponds the main air duct on the roof, the common component time wind channel of radiator base plate, wind channel board and preceding door plant. Cabinet type converter's wind channel board and radiator base plate become different main air duct of the amount of wind and time wind channel with the inside space separation of main frame to make the primary and secondary wind channel clearly demarcated, and different wind channels can in time discharge the heat of different devices outside the converter, improve the radiating efficiency.
Description
Technical field
The utility model relates to converter technology field, particularly relates to a kind of case frequency converter.
Background technology
Frequency converter is IGBT (InsulatedGateBipolarTransistor close to the inner portion, insulated gate bipolar transistor) cut-off the voltage and the frequency that adjust out-put supply, there is provided the supply voltage required for it according to the actual needs of motor, so reach energy-conservation, the object of speed governing.In addition, frequency converter also has the defencive functions such as overcurrent, overvoltage, overload protection.Along with improving constantly of industrial automatization, the application of frequency converter is also more and more extensive.
Operational environment all very severes of usual frequency converter timing system, especially big-power transducer are in the various occasions operations of high pollution, many dust, greasy dirt, high humidity, sour corrosion material.The design of existing one cabinet type frequency changer is simple and crude, degree of protection is poor, primary and secondary air channel fuzzy, and heat dissipation wind channel sealing is poor, and the radiation air confusion in primary and secondary air channel is walked.Thus cause frequency converter operation how long not have, power device, major loop copper bar, variable frequency drive and control circuit etc. have sticked conduction dust, sour corrosion material etc., frequency conversion speed-adjusting system operational efficiency is reduced, receives a mandate and shorten or often occur various fault.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of case frequency converter, is intended to solve the bad problem of existing frequency converter radiating effect.
The utility model realizes like this, a kind of case frequency converter, comprise main frame, front door, Rear Door, left-hand door plate, right door-plate, top board, base plate and the radiator be placed in described main frame, electric capacity, power supply and commutation inversion device, described front door, Rear Door, left-hand door plate and right door-plate are enclosed in the surrounding of described main frame, described top board and base plate are fixedly arranged on end face and the bottom surface of described main frame, there is in described main frame the different main air duct of air quantity and secondary air channel, described frequency converter also comprises the first fan and air duct board, described radiator has substrate, described substrate and described Rear Door parallel interval are arranged, described air duct board is between described radiator base plate and described top board, described radiator base plate, air duct board and Rear Door form described main air duct jointly, described first fan is positioned at the position of corresponding described main air duct on described top board, described radiator base plate, air duct board and front door form described air channel jointly.
Further, described air duct board has the first plate and the Second Board that link together, and described first plate and described Rear Door be arranged in parallel and be fixedly arranged on described radiator base plate one end, and described the Second Board is obliquely installed and is fixedly arranged on described top board.
Further, described air channel comprises the different independent ventiduct of at least two air quantity.
Further, described air channel comprises the first air channel, the second air channel and the 3rd air channel.
Further, described frequency converter also comprises electric capacity mounting panel and power supply mounting panel; Described electric capacity mounting panel and power supply mounting panel are positioned at described air channel, and the top of described electric capacity mounting panel is connected on described top board, and its bottom is connected with the top of described power supply mounting panel; Described power supply mounting panel, electric capacity mounting panel, air duct board and radiator base plate form described first air channel jointly.
Further, described frequency converter also comprises barricade, and described barricade is positioned at described air channel and contiguous described front door, and its two ends are fixedly arranged on described top board and power supply mounting panel respectively; Described barricade, power supply mounting panel and electric capacity mounting panel form described second air channel jointly; Described barricade and front door form described 3rd air channel jointly.
Further, described frequency converter also comprises the second fan, and described second fan is positioned at the position in corresponding described second air channel on described top board.
Further, described frequency converter also comprises DSP master control borad, and described DSP master control borad is positioned at described 3rd air channel.
Further, described base plate offers ventilation hole.
Further, described front door offers ventilation hole.
The utility model compared with prior art, beneficial effect is: the space of main frame inside is separated into the different main air duct of air quantity and secondary air channel with radiator base plate by the air duct board of described case frequency converter, main air duct can dispel the heat for the commutation inversion device that caloric value is larger, and can dispel the heat for other components and parts in main frame in secondary air channel, primary and secondary air channel is clearly demarcated, and the heat of different components can be discharged outside frequency converter by different air channels in time, improves radiating efficiency.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the utility model case frequency converter;
Fig. 2 is the structural representation removing forward and backward door-plate, left and right door-plate in Fig. 1;
Fig. 3 is the decomposition texture schematic diagram of Fig. 1;
Fig. 4 is the generalized section of Fig. 1.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Shown in composition graphs 1 to Fig. 4, for the utility model one preferred embodiment, a kind of case frequency converter, comprises main frame 101, radiator, electric capacity, power supply, commutation inversion device (not marking in the drawings), front door 102, Rear Door, left-hand door plate, right door-plate 110, top board 103, base plate 104, first fan and air duct board 109.Front door 102, Rear Door, left-hand door plate and right door-plate 110 are enclosed in the surrounding of main frame 101, and top board 103 and base plate 104 are fixedly arranged on end face and the bottom surface of main frame 101.Radiator, power supply, electric capacity and commutation inversion device are placed in main frame 101.There is in main frame 101 the different main air duct of air quantity 10 and secondary air channel 20.Radiator has substrate 108, and substrate 108 and Rear Door parallel interval are arranged.Air duct board 109 is between radiator base plate 108 and top board 103.Radiator base plate 108, air duct board 109 and Rear Door form main air duct 10 jointly, and the first fan is positioned at the position 1032 of corresponding main air duct 10 on top board 103, and commutation inversion device is arranged on the screw hole 1081 of radiator base plate 108.Radiator base plate 108, air duct board 109 and front door 102 form time air channel 20 jointly, and power supply and electric capacity are placed in time air channel 20.First fan forced-air convection heat radiation, makes the heat of this large pyrotoxin of commutation inversion device discharge in time, improves the efficiency of heat radiation.
As shown in Figure 4, air duct board 109 has the first plate 1091 of linking together and the Second Board 1092, first plate 1091 arranges with Rear Door parallel interval and is fixedly arranged on radiator base plate 108 one end, and the Second Board 1092 is obliquely installed and is fixedly arranged on top board 103.
As shown in Figure 3 and Figure 4, secondary air channel 20 comprises the different independent ventiduct of at least two air quantity.In the present embodiment, secondary air channel 20 comprises the first air channel 202, air channel 201, second and the 3rd air channel 203.Case frequency converter also comprises barricade 105, electric capacity mounting panel 106 and power supply mounting panel 107.Barricade 105 is positioned at time air channel 20 and contiguous front door 102, and its two ends are fixedly arranged on top board 103 and power supply mounting panel 107 respectively.Electric capacity mounting panel 106 and power supply mounting panel 107 are positioned at time air channel 20, and the top of electric capacity mounting panel 106 is connected on top board 103, and its bottom is connected with the top of power supply mounting panel 107, and adjacent shield 105.Power supply mounting panel 107 is fixedly arranged in main frame 101, and its bottom is connected with the bottom of barricade 105, and adjacent shield 105.Power supply mounting panel 107, electric capacity mounting panel 106, air duct board 109 and radiator base plate 108 form the first air channel 201 jointly.First air channel 201 is the copper bar surface radiating in commutation inversion device and frequency converter.Barricade 105, power supply mounting panel 107 and electric capacity mounting panel 106 form the second air channel 202 jointly.Barricade 105 and front door 102 form the 3rd air channel 203 jointly.
Case frequency converter also comprises the second fan, and position 1031 place that the second fan is seated in corresponding second air channel 202 on top board 103 is preferential, and the first fan is powerful fan, and the second fan is small-power fan.Second fan can make the Air Forced Convection in the second air channel 202 dispel the heat.
Case frequency converter also comprises DSP (digitalsignalprocessing, Digital Signal Processing) master control borad (not indicating in the drawings).DSP master control borad to be fixedly arranged on barricade 105 and to be placed in the 3rd air channel 203.Preferably, base plate 104 offers ventilation hole 1041, and front door 102 offers ventilation hole 1021.Because the little and space occupied of the little caloric value of the element power on DSP master control borad is large, therefore fan can not be needed to carry out forced convertion also can reach good radiating effect.
Described case frequency converter is widely used in the industries such as weaving, papermaking, wire drawing, lathe, packaging, food, or is applied in the equipment such as disintegrating machine, compressor, hoist engine.
There is in the main frame of described case frequency converter the different main air duct of air quantity 10 and time air channel 20.Main air duct 10 is jointly formed by radiator base plate 108, air duct board 109 and Rear Door; The first air channel 201 is jointly formed by electric capacity mounting panel 106, power supply mounting panel 107, radiator base plate 108 and air duct board 109; The second air channel 202 is jointly formed by barricade 105, power supply mounting panel 107 and electric capacity mounting panel 106; The 3rd air channel 203 is jointly configured to by barricade 105 and front door 102.Different elements has the independent ventiduct of different air quantity, totally four layers of air channel, and well arranged between air channel and air channel, makes the heat that in case frequency converter, various device sends effectively can be dispersed into outside.Meanwhile, the fan amount that described case frequency converter not only uses is few, and radiator is little, also has very high radiating efficiency, and stable, thus extends the useful life of frequency converter.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection range of the present utility model.
Claims (10)
1. a case frequency converter, comprise main frame, front door, Rear Door, left-hand door plate, right door-plate, top board, base plate and the radiator be placed in described main frame, electric capacity, power supply and commutation inversion device, described front door, Rear Door, left-hand door plate and right door-plate are enclosed in the surrounding of described main frame, described top board and base plate are fixedly arranged on end face and the bottom surface of described main frame, it is characterized in that, there is in described main frame the different main air duct of air quantity and secondary air channel, described frequency converter also comprises the first fan and air duct board, described radiator has substrate, described substrate and described Rear Door parallel interval are arranged, described air duct board is between described radiator base plate and described top board, described radiator base plate, air duct board and Rear Door form described main air duct jointly, described first fan is positioned at the position of corresponding described main air duct on described top board, described radiator base plate, air duct board and front door form described air channel jointly.
2. case frequency converter according to claim 1, it is characterized in that, described air duct board has the first plate and the Second Board that link together, described first plate and described Rear Door be arranged in parallel and are fixedly arranged on described radiator base plate one end, and described the Second Board is obliquely installed and is fixedly arranged on described top board.
3. case frequency converter according to claim 1 and 2, is characterized in that, described time air channel comprises the different independent ventiduct of at least two air quantity.
4. case frequency converter according to claim 3, is characterized in that, described time air channel comprises the first air channel, the second air channel and the 3rd air channel.
5. case frequency converter according to claim 4, is characterized in that, described frequency converter also comprises electric capacity mounting panel and power supply mounting panel; Described electric capacity mounting panel and power supply mounting panel are positioned at described air channel, and the top of described electric capacity mounting panel is connected on described top board, and its bottom is connected with the top of described power supply mounting panel; Described power supply mounting panel, electric capacity mounting panel, air duct board and radiator base plate form described first air channel jointly.
6. case frequency converter according to claim 5, is characterized in that, described frequency converter also comprises barricade, and described barricade is positioned at described air channel and contiguous described front door, and its two ends are fixedly arranged on described top board and power supply mounting panel respectively; Described barricade, power supply mounting panel and electric capacity mounting panel form described second air channel jointly; Described barricade and front door form described 3rd air channel jointly.
7. case frequency converter according to claim 6, is characterized in that, described frequency converter also comprises the second fan, and described second fan is positioned at the position in corresponding described second air channel on described top board.
8. case frequency converter according to claim 6, is characterized in that, described frequency converter also comprises DSP master control borad, and described DSP master control borad is positioned at described 3rd air channel.
9. case frequency converter according to claim 1, is characterized in that, described base plate offers ventilation hole.
10. case frequency converter according to claim 1, is characterized in that, described front door offers ventilation hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520609589.5U CN204886660U (en) | 2015-08-13 | 2015-08-13 | Cabinet type converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520609589.5U CN204886660U (en) | 2015-08-13 | 2015-08-13 | Cabinet type converter |
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| Publication Number | Publication Date |
|---|---|
| CN204886660U true CN204886660U (en) | 2015-12-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520609589.5U Active CN204886660U (en) | 2015-08-13 | 2015-08-13 | Cabinet type converter |
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| CN (1) | CN204886660U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110312389A (en) * | 2019-06-12 | 2019-10-08 | 和信精密科技（吴江）有限公司 | A kind of EMI suppression door with heat sinking function |
| CN112004376A (en) * | 2020-08-12 | 2020-11-27 | 长春师范大学 | Car networking teaching experiment box based on artificial intelligence |
| CN112994413A (en) * | 2021-03-24 | 2021-06-18 | 深圳市英威腾电气股份有限公司 | Natural heat dissipation frequency converter |
-
2015
- 2015-08-13 CN CN201520609589.5U patent/CN204886660U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110312389A (en) * | 2019-06-12 | 2019-10-08 | 和信精密科技（吴江）有限公司 | A kind of EMI suppression door with heat sinking function |
| CN112004376A (en) * | 2020-08-12 | 2020-11-27 | 长春师范大学 | Car networking teaching experiment box based on artificial intelligence |
| CN112004376B (en) * | 2020-08-12 | 2023-04-11 | 长春师范大学 | Internet of vehicles teaching experiment box based on artificial intelligence |
| CN112994413A (en) * | 2021-03-24 | 2021-06-18 | 深圳市英威腾电气股份有限公司 | Natural heat dissipation frequency converter |
| CN112994413B (en) * | 2021-03-24 | 2022-12-30 | 深圳市英威腾电气股份有限公司 | Natural heat dissipation frequency converter |
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