CN107394997B - Insulating device for frequency converter and IGBT tube wiring terminal - Google Patents
Insulating device for frequency converter and IGBT tube wiring terminal Download PDFInfo
- Publication number
- CN107394997B CN107394997B CN201610319240.7A CN201610319240A CN107394997B CN 107394997 B CN107394997 B CN 107394997B CN 201610319240 A CN201610319240 A CN 201610319240A CN 107394997 B CN107394997 B CN 107394997B
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- positive
- negative
- igbt
- copper bar
- insulating device
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 67
- 229910052802 copper Inorganic materials 0.000 claims abstract description 67
- 239000010949 copper Substances 0.000 claims abstract description 67
- 238000009413 insulation Methods 0.000 claims abstract description 15
- 239000003990 capacitor Substances 0.000 claims description 37
- 230000017525 heat dissipation Effects 0.000 claims description 13
- 230000001939 inductive effect Effects 0.000 claims description 3
- 230000001965 increasing effect Effects 0.000 abstract description 11
- 238000009434 installation Methods 0.000 description 17
- 238000000034 method Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000004519 grease Substances 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 238000013329 compounding Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/48—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Inverter Devices (AREA)
- Power Conversion In General (AREA)
Abstract
The insulation device of the frequency converter and IGBT tube wiring terminal is provided with two terminal accommodating grooves which are correspondingly arranged with two wiring terminals at one end of the IGBT tube, a fixing plate corresponding to a gap between the two wiring terminals is arranged between the two terminal accommodating grooves, a fixing screw used for installing and fixing is arranged at one end of the IGBT tube, and a bolt baffle used for covering the fixing screw is arranged at the extension of the insulation device. The frequency converter comprises the insulating device of the IGBT tube wiring terminal, the insulating device is inserted into a gap between two wiring terminals at one end of the IGBT tube through the fixing plate at the middle part to be fixed, the insulating device can be well installed and fixed, bolt baffles are arranged on two sides of the insulating device and used for covering fixing screws, and the creepage distance between the wiring terminal and the fixing screws is increased. Meanwhile, the creepage distance between the fixing screw and the positive electrode copper bar and the creepage distance between the fixing screw and the negative electrode copper bar are also increased by the insulating device.
Description
Technical Field
The invention relates to the field of voltage electricity, in particular to an insulating device for a frequency converter and an IGBT tube wiring terminal.
Background
The IGBT module is a device formed by compounding a MOSFET and a bipolar transistor, has the advantages of small MOSFET driving power and high switching speed, has the advantages of reduced saturation voltage and large capacity of the bipolar device, and is dominant in the modern power electronic technology, particularly in high-frequency and medium-power application.
In the prior art, the cooperation device of IGBT mainly plays support, fixed, isolation effect, has following defect and not enough:
1, the matching device plays a supporting role, needs to be fixed by screws, and increases materials and assembly procedures;
2, the matching device is provided with a supporting device fixing hole, and is required to be fixed on the IGBT module base and fixed by screws, so that the material and assembly procedures are increased, and the time is wasted;
and 3, hidden danger of insufficient creepage distance still exists between the bolt, the copper bar and the wiring terminal.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide the insulating device for the frequency converter and the IGBT tube wiring terminal, which has safe and stable performance, simple and compact structure and high assembly efficiency.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the insulating device 2 is provided with two terminal accommodating grooves 201 which are correspondingly arranged with two wiring terminals at one end of the IGBT tube 1, a fixing plate 202 corresponding to a gap 103 between the two wiring terminals is arranged between the two terminal accommodating grooves 201, one end of the IGBT tube 1 is provided with a fixing screw 12 for mounting and fixing, and the insulating device 2 is extended and provided with a bolt baffle 203 for covering the fixing screw 12.
Further, the fixing plate 202 is provided with positive and negative terminal partitions 2022 extending upward for separating two terminals.
Further, the positive and negative terminal separator 2022 is provided with a separator positioning plate 20221 extending to one side.
Further, two sides of one end of the IGBT tube 1 are respectively provided with a fixing screw 12 for mounting and fixing, and two ends of the insulating device 2 extend to one side and are provided with a bolt baffle 203 corresponding to the fixing screws 12 at two sides; the bolt baffle 203 includes an extension arm 2031 and a cover cap 2032 provided at an end of the extension arm 2031 for covering the set screw 12.
Further, the lower surface of the cover cap 2032 is provided with a bolt groove 20321 corresponding to the bolt cap of the set screw 12.
A frequency converter comprises a heat dissipation piece 3 and an IGBT module arranged on the heat dissipation piece 3; the IGBT module comprises a plurality of IGBT tubes 1, wiring terminals for wiring are arranged at two ends of the IGBT tubes 1, and the insulating device 2 is arranged between the two wiring terminals at least one end of the IGBT tubes 1.
Further, the device also comprises a capacitor assembly busbar 5 and a non-inductive capacitor 4; the IGBT module is connected with a capacitance component of the frequency converter through a capacitance component busbar 5, and the noninductive capacitor 4 is respectively connected with two wiring terminals at one end of the IGBT tube 1.
Further, the two connection terminals at one end of the IGBT tube 1 are a positive fixed terminal 101 and a negative fixed terminal 102, one end of the capacitor assembly busbar 5 is provided with a positive copper bar 501 and a negative copper bar 502 which are respectively connected with the positive fixed terminal 101 and the negative fixed terminal 102, one end of the noninductive capacitor 4 is provided with a positive copper sheet 401 and a negative copper sheet 402 which are respectively connected with the positive fixed terminal 101 and the negative fixed terminal 102, the positive copper bar 501 and the negative copper bar 502 at one end of the capacitor assembly busbar 5 are respectively overlapped with the positive fixed terminal 101 and the negative fixed terminal 102, and after the positive copper bar 401 and the negative copper bar 402 at one end of the noninductive capacitor 4 are respectively overlapped above the positive copper bar 501 and the negative copper bar 502 and are fixedly connected with the positive fixed terminal 101 and the negative fixed terminal 102; positive and negative terminal separators 2022 on the insulating device 2 for separating the two connection terminals of the IGBT tube 1 are also spaced between the positive and negative copper bars 501 and 502 of the capacitor assembly busbar 5, and are also spaced between the positive and negative copper sheets 401 and 402 of the noninductive capacitor 4.
Further, the bottom of the insulating device 2 is provided with a fixing protrusion 204 in a protruding manner, and the heat sink 3 is provided with a fixing hole corresponding to the fixing protrusion 204.
Further, the IGBT module comprises three IGBT tubes, and the three IGBT tubes are arranged on the top of the heat dissipation piece 3 at intervals side by side.
According to the insulating device for the IGBT tube wiring terminal, the fixing plate in the middle is inserted into the gap between the two wiring terminals at one end of the IGBT tube for fixing, the insulating device can be well installed and fixed, the bolt baffles are arranged on two sides of the insulating device and used for covering the fixing screws, and the creepage distance between the wiring terminal and the fixing screws is increased. Meanwhile, the creepage distance between the fixing screw and the positive electrode copper bar and the creepage distance between the fixing screw and the negative electrode copper bar are also increased by the insulating device. The lower surface of the covering cap is provided with a bolt groove corresponding to the bolt cap of the fixing screw. The bolt groove of the shielding cap is matched with the bolt cap of the fixing screw, so that the bolt cap of the fixing screw is completely covered, and the creepage distance between other elements and the fixing screw is increased. The insulation device is also provided with a positive terminal baffle plate and a negative terminal baffle plate to separate the two wiring terminals, so that the electric gap of the two wiring terminals is increased. The insulating device does not play a supporting role, and the positive copper bar and the negative copper bar of the capacitor assembly busbar are directly connected with the wiring terminal of the IGBT tube, so that the insulating device can be fixed without screws, the working procedures are reduced, the materials are saved, and the production efficiency is improved. The fixed bulge that insulating device bottom set up is fixed in the fixed orifices of direct perpendicular insertion radiator, and insulating device's installation is simple swift, reduces the process, improves assembly efficiency. The frequency converter comprises the insulating device.
Drawings
Fig. 1 is a schematic structural view of a heat sink and an IGBT module of the invention;
FIG. 2 is a schematic diagram of the installation structure of an IGBT tube and an insulation device of the invention;
FIG. 3 is a schematic view of an embodiment of an insulating device of the present invention;
FIG. 4 is a schematic plan view of one embodiment of the bottom of the insulating device of the present invention;
FIG. 5 is a schematic view of an installation structure of another embodiment of the IGBT tube and insulation device of the present invention;
FIG. 6 is a schematic view of another embodiment of the insulating device of the present invention;
FIG. 7 is a schematic plan view of another embodiment of the bottom of the insulating device of the present invention;
fig. 8 is a schematic diagram of the installation structure of the IGBT tube, non-inductance capacitor and capacitor assembly busbar of the present invention.
Detailed Description
Specific embodiments of the insulating device for the connection terminals of the frequency converter and the IGBT tube according to the present invention are further described below with reference to the examples given in fig. 1 to 8. The insulating device of the inverter and the IGBT tube connection terminal of the present invention is not limited to the description of the following embodiments.
As shown in fig. 1, the frequency converter of the present invention includes a heat sink 3 and an IGBT module provided on the heat sink 3; the IGBT module comprises a plurality of IGBT tubes 1, wiring terminals for wiring are arranged at two ends of the IGBT tubes 1, and an insulating device 2 is arranged between the two wiring terminals at least at one end of the IGBT tubes 1.
As shown in fig. 1, the IGBT module includes three IGBT tubes arranged side by side at intervals on top of the heat sink 3. The number of IGBT tubes can be changed according to actual conditions. The IGBT tube is directly arranged on the heat dissipation piece 3, and directly transmits heat to the heat dissipation piece 3 to be dissipated.
The invention also comprises a capacitor component busbar 5 and a non-inductive capacitor 4 as shown in figures 1 and 8; the IGBT module is connected with a capacitance component of the frequency converter through a capacitance component busbar 5, and the noninductive capacitor 4 is respectively connected with two wiring terminals at one end of the IGBT tube 1. The non-inductance capacitor is used for absorbing voltage fluctuation on the IGBT module body and the two wiring terminals, so that the IGBT module has better stability in operation.
As shown in fig. 1 and 8, specifically, two connection terminals at one end of the IGBT tube 1 are a positive fixed terminal 101 and a negative fixed terminal 102, one end of the capacitor assembly busbar 5 is provided with a positive copper bar 501 and a negative copper bar 502 connected with the positive fixed terminal 101 and the negative fixed terminal 102, one end of the noninductive capacitor 4 is provided with a positive copper bar 401 and a negative copper bar 402 connected with the positive fixed terminal 101 and the negative fixed terminal 102, the positive copper bar 501 and the negative copper bar 502 at one end of the capacitor assembly busbar 5 are respectively overlapped with the positive fixed terminal 101 and the negative fixed terminal 102, and then the positive copper bar 401 and the negative copper bar 402 at one end of the noninductive capacitor 4 are respectively overlapped above the positive copper bar 501 and the negative copper bar 502 and are fixedly connected with the positive fixed terminal 101 and the negative fixed terminal 102. The positive copper bar 501 and the negative copper bar 502 and the positive copper sheet 401 and the negative copper sheet 402 are respectively provided with corresponding mounting holes. During installation, the positive electrode copper bar 501 and the negative electrode copper bar 502 at one end of the capacitor assembly busbar 5 are respectively overlapped with the positive fixed terminal 101 and the negative fixed terminal 102, the positive electrode copper sheet 401 and the negative electrode copper sheet 402 at one end of the noninductive capacitor 4 are overlapped above the positive electrode copper bar 501 and the negative electrode copper bar 502 and are fixedly connected with the positive fixed terminal 101 and the negative fixed terminal 102, and the installation is simple, convenient and quick. After installation, positive and negative terminal separators 2022 on the insulating device 2 for separating the two connection terminals of the IGBT tube 1 are also spaced between the positive and negative copper bars 501 and 502 of the capacitor assembly busbar 5, and are also spaced between the positive and negative copper sheets 401 and 402 of the noninductive capacitor 4, so as to improve electrical safety.
In addition, the insulating device 2 does not play a supporting role, and the positive electrode copper bar 501 and the negative electrode copper bar 502 of the capacitor assembly busbar 5 are directly connected with the wiring terminal of the IGBT tube, so that the insulating device 2 can be fixed without screws, the working procedures are reduced, the materials are saved, and the production efficiency is improved.
During installation, after the IGBT tube wiring terminal is assembled with the insulating device 2, the positive electrode copper bar 501 and the negative electrode copper bar 502 at one end of the capacitor assembly busbar 5 are respectively overlapped with the positive fixed terminal 101 and the negative fixed terminal 102; then, the noninductive capacitor 4 is installed, and the positive copper sheet 401 and the negative copper sheet 402 at one end of the noninductive capacitor 4 are respectively overlapped above the positive copper bar 501 and the negative copper bar 502 and fixedly connected with the positive fixed terminal 101 and the negative fixed terminal 102.
As shown in fig. 2-7, the insulation device 2 of the IGBT tube connection terminal of the present invention. The insulation device 2 is provided with two terminal accommodating grooves 201 which are correspondingly arranged with two wiring terminals at one end of the IGBT tube 1, a fixing plate 202 which corresponds to a gap 103 between the two wiring terminals is arranged between the two terminal accommodating grooves 201, a fixing screw 12 for mounting and fixing is arranged at one end of the IGBT tube 1, and a bolt baffle 203 for covering the fixing screw 12 is arranged at the extension of the insulation device 2. According to the insulating device for the IGBT tube wiring terminal, the fixing plate in the middle is inserted into the gap between the two wiring terminals at one end of the IGBT tube for fixing, the insulating device can be well installed and fixed, the bolt baffles are arranged on two sides of the insulating device and used for covering the fixing screws, and the creepage distance between the wiring terminal and the fixing screws is increased. Meanwhile, the creepage distance between the fixing screw and the positive electrode copper bar and the creepage distance between the fixing screw and the negative electrode copper bar are also increased by the insulating device.
The insulating device of the present invention may employ insulating plastic or rubber insulating material.
An embodiment of the insulation means 2 is shown in fig. 2-4.
As shown in fig. 2 and 3, the fixing plate 202 is provided with positive and negative terminal separators 2022 extending upward for separating two terminals. The positive and negative terminal spacer 2022 separates the two terminals, increasing the electrical clearance of the two terminals.
Specifically, the positive and negative terminal separator 2022 is provided with a separator positioning plate 20221 extending to one side. When in installation, the fixing plate 202 is inserted into the gap 103, the lower end surface of the baffle positioning plate 20221 clamps the upper surface of the IGBT tube, and the downward installation position of the insulating device is positioned; the spacer positioning plate 20221 and the fixing plate 202 together position the installation position of the insulating device, and the insulating device is convenient to install and accurate in installation position. Specifically, two sides of one end of the IGBT tube 1 are respectively provided with a fixing screw 12 for mounting and fixing, and two ends of the insulating device 2 extend to one side and are provided with a bolt baffle 203 corresponding to the fixing screws 12 at two sides; the bolt baffle 203 includes an extension arm 2031 and a cover cap 2032 provided at an end of the extension arm 2031 for covering the set screw 12. Specifically, the lower surface of the cover cap 2032 is provided with a bolt groove 20321 corresponding to the bolt cap of the set screw 12. The bolt groove 20321 of the shielding cap 2032 is matched with the bolt cap of the fixing screw 12, so that the bolt cap of the fixing screw 12 is completely covered, and the creepage distance between other elements and the fixing screw 12 is increased.
Specifically, the bottom of the insulating device 2 is provided with a fixing protrusion 204 in a protruding manner, and the heat sink 3 is provided with a fixing hole corresponding to the fixing protrusion 204. During installation, the fixed bulge that insulating device 2 bottom set up is fixed in the fixed orifices of direct perpendicular insertion radiator 3, adopts screw fixation insulating device for prior art, and the installation of this kind of embodiment insulating device is simple swift, and the process reduces, and assembly efficiency is high. The embodiment in the figure shows that the fixing protrusions 204 are arranged in the middle of the bottom of the insulating device 2, and the number, shape and arrangement position of the fixing protrusions 204 can be adjusted correspondingly according to practical situations.
The mounting procedure of the first embodiment of the insulation means is given below:
a, smearing heat-conducting silicone grease on an IGBT tube, placing the IGBT tube on a heat dissipation piece 3, and pre-tightening the IGBT tube by using a fixing screw 12;
b, fixing the IGBT by using the fixing screw 12, and lighting red.
And c, vertically installing an insulating device between the positive fixed terminal 101 and the negative fixed terminal 102 at one end of the IGBT tube from top to bottom, separating the positive fixed terminal 101 and the negative fixed terminal 102 at one end of the IGBT tube by a positive terminal baffle 2022 of the insulating device, wrapping the fixed screws 12 at two sides of one end of the IGBT module by bolt baffles 203 at two sides of the insulating device, and inserting a fixed protrusion 204 at the lower end of the insulating device into a fixed hole arranged on the heat dissipation piece 3 to finish the installation of the insulating device.
A second embodiment of the insulating means is given in fig. 5-7. With respect to the previous embodiment, the arrangement of the positive and negative terminal separator 2022 is omitted, and the structures of the fixing plate 202, the bolt baffle 203, the fixing boss 204, and the like are still provided. Such an embodiment is low cost, but the insulation properties are also relatively poor compared to the first embodiment.
Fig. 5 shows an insulation device 2 of a second embodiment provided at the other end of the IGBT tube. The insulating devices 2 at the two ends of the IGBT tube may be the insulating device 2 of the first embodiment provided at one end of the IGBT tube, the insulating device 2 of the second embodiment provided at the other end, or the insulating devices 2 of the first embodiment or the second embodiment may be provided at both ends.
The installation procedure of the second embodiment of the insulation means is given below:
a, smearing heat-conducting silicone grease on an IGBT tube, placing the IGBT tube on a heat dissipation piece 3, and pre-tightening the IGBT tube by using a fixing screw 12;
b, fixing the IGBT by using the fixing screw 12, and lighting red.
And c, vertically installing the insulating device between the positive fixed terminal 101 and the negative fixed terminal 102 at one end of the IGBT tube from top to bottom, wrapping the fixed screws 12 at two sides of one end of the IGBT module by the bolt baffles 203 at two sides of the insulating device, and inserting the fixed protrusions 204 at the lower end of the insulating device into the fixed holes arranged on the heat dissipation piece 3 to finish the installation of the insulating device.
The foregoing is a further detailed description of the invention in connection with the preferred embodiments, and it is not intended that the invention be limited to the specific embodiments described. It will be apparent to those skilled in the art that several simple deductions or substitutions may be made without departing from the spirit of the invention, and these should be considered to be within the scope of the invention.
Claims (7)
1. A frequency converter, characterized in that: the IGBT module comprises a heat dissipation piece (3), an IGBT module arranged on the heat dissipation piece (3) and a capacitor assembly busbar (5); the IGBT module comprises a plurality of IGBT tubes (1), wiring terminals for wiring are arranged at two ends of each IGBT tube (1), the IGBT module is connected with a capacitance component of the frequency converter through a capacitance component busbar (5), and an insulating device (2) is arranged between two wiring terminals at least at one end of each IGBT tube (1);
the insulation device (2) is provided with two terminal accommodating grooves (201) which are arranged corresponding to two wiring terminals at one end of the IGBT tube (1), a fixing plate (202) which corresponds to a gap (103) between the two wiring terminals is arranged between the two terminal accommodating grooves (201), the fixing plate (202) is inserted into the gap between the two wiring terminals at one end of the IGBT tube (1) to be fixed, two sides of one end of the IGBT tube (1) are respectively provided with fixing screws (12) for mounting and fixing, and two ends of the insulation device (2) extend to one side and are provided with bolt baffle plates (203) which correspond to the fixing screws (12) at two sides; the bolt baffle (203) comprises an extension arm (2031) and a cover cap (2032) which is arranged at the end part of the extension arm (2031) and is used for covering the fixing screw (12);
two binding posts of the one end of IGBT pipe (1) are positive fixed terminal (101) and negative fixed terminal (102) respectively, and the one end of capacitor module busbar (5) is equipped with positive electrode copper bar (501) and negative electrode copper bar (502) that are connected with positive fixed terminal (101) and negative fixed terminal (102) respectively, insulating device (2) do not play the supporting role, and positive electrode copper bar (501) and negative electrode copper bar (502) of capacitor module busbar (5) are direct to be connected with the binding post of IGBT pipe, and positive and negative terminal baffle (2022) that are used for separating two binding posts of IGBT pipe (1) on insulating device (2) also interval between positive electrode copper bar (501) and negative electrode copper bar (502) of capacitor module busbar (5).
2. A transducer according to claim 1, wherein: also comprises a non-inductive capacitor (4); one end of the noninductive capacitor (4) is provided with a positive copper sheet (401) and a negative copper sheet (402) which are respectively connected with the positive fixed terminal (101) and the negative fixed terminal (102), and after the positive copper bar (501) and the negative copper bar (502) at one end of the capacitor assembly busbar (5) are respectively overlapped with the positive fixed terminal (101) and the negative fixed terminal (102), the positive copper sheet (401) and the negative copper sheet (402) at one end of the noninductive capacitor (4) are respectively overlapped above the positive copper bar (501) and the negative copper bar (502) and are fixedly connected with the positive fixed terminal (101) and the negative fixed terminal (102); a positive and negative terminal separator (2022) on the insulating device (2) for separating two connecting terminals of the IGBT tube (1) is also arranged between the positive copper sheet (401) and the negative copper sheet (402) of the noninductive capacitor (4).
3. A transducer according to claim 1, wherein: the bottom of the insulating device (2) is convexly provided with a fixing protrusion (204), and the heat dissipation piece (3) is provided with a fixing hole corresponding to the fixing protrusion (204).
4. A transducer according to claim 1, wherein: the fixing plate (202) is provided with a positive and negative terminal separator (2022) which is used for separating two connecting terminals in an upward extending mode.
5. The frequency converter of claim 4, wherein: the positive and negative terminal separator (2022) is provided with a separator positioning plate (20221) extending to one side.
6. A transducer according to claim 1, wherein: the lower surface of the cover cap (2032) is provided with a bolt groove (20321) corresponding to the bolt cap of the fixing screw (12).
7. A transducer according to claim 1, wherein: the IGBT module comprises three IGBT tubes, and the three IGBT tubes are arranged at the top of the heat dissipation piece (3) in parallel at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610319240.7A CN107394997B (en) | 2016-05-13 | 2016-05-13 | Insulating device for frequency converter and IGBT tube wiring terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610319240.7A CN107394997B (en) | 2016-05-13 | 2016-05-13 | Insulating device for frequency converter and IGBT tube wiring terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107394997A CN107394997A (en) | 2017-11-24 |
| CN107394997B true CN107394997B (en) | 2023-11-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610319240.7A Active CN107394997B (en) | 2016-05-13 | 2016-05-13 | Insulating device for frequency converter and IGBT tube wiring terminal |
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| Country | Link |
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| CN (1) | CN107394997B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108010895A (en) * | 2017-12-27 | 2018-05-08 | 江苏东方四通科技股份有限公司 | A kind of connection structure of IGBT module and DC capacitor |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202084525U (en) * | 2011-05-30 | 2011-12-21 | 深圳市英威腾电气股份有限公司 | IGBT (Insulated Gate Bipolar Translator) module and supporting device of same |
| CN202260973U (en) * | 2011-08-19 | 2012-05-30 | 深圳市英威腾电气股份有限公司 | IGBT module assembly and supporting device thereof |
| CN203056987U (en) * | 2013-01-05 | 2013-07-10 | 北京科诺伟业科技有限公司 | IGBT parallel power module |
| CN205753940U (en) * | 2016-05-13 | 2016-11-30 | 浙江正泰电器股份有限公司 | Converter and the seal of IGBT pipe binding post |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012005301A (en) * | 2010-06-18 | 2012-01-05 | Fuji Electric Co Ltd | Power semiconductor module |
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2016
- 2016-05-13 CN CN201610319240.7A patent/CN107394997B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202084525U (en) * | 2011-05-30 | 2011-12-21 | 深圳市英威腾电气股份有限公司 | IGBT (Insulated Gate Bipolar Translator) module and supporting device of same |
| CN202260973U (en) * | 2011-08-19 | 2012-05-30 | 深圳市英威腾电气股份有限公司 | IGBT module assembly and supporting device thereof |
| CN203056987U (en) * | 2013-01-05 | 2013-07-10 | 北京科诺伟业科技有限公司 | IGBT parallel power module |
| CN205753940U (en) * | 2016-05-13 | 2016-11-30 | 浙江正泰电器股份有限公司 | Converter and the seal of IGBT pipe binding post |
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| CN107394997A (en) | 2017-11-24 |
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