CN108899205A - motor inverter capacitor - Google Patents
motor inverter capacitor Download PDFInfo
- Publication number
- CN108899205A CN108899205A CN201810723963.2A CN201810723963A CN108899205A CN 108899205 A CN108899205 A CN 108899205A CN 201810723963 A CN201810723963 A CN 201810723963A CN 108899205 A CN108899205 A CN 108899205A
- Authority
- CN
- China
- Prior art keywords
- tie
- bus
- shell
- cathode
- motor inverter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000003990 capacitor Substances 0.000 title claims abstract description 55
- 239000010409 thin film Substances 0.000 claims description 21
- 238000009413 insulation Methods 0.000 claims description 6
- 239000010408 film Substances 0.000 claims description 5
- 239000003822 epoxy resin Substances 0.000 claims description 4
- 229920000647 polyepoxide Polymers 0.000 claims description 4
- 239000000565 sealant Substances 0.000 claims description 3
- 239000010426 asphalt Substances 0.000 claims 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- 230000005611 electricity Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/33—Thin- or thick-film capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/224—Housing; Encapsulation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/228—Terminals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/38—Multiple capacitors, i.e. structural combinations of fixed capacitors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Inverter Devices (AREA)
Abstract
The invention discloses a kind of motor inverter capacitors,The motor inverter capacitor includes shell and is at least partially housed in the intracorporal positive bus-tie-in of the shell,Cathode bus-tie-in and phase pole bus-tie-in,The one side wall of the shell offers the inside of connection shell and the first opening and the second opening in the external world,The roof of the shell offers the inside for being connected to the shell and extraneous third is open,The anode bus-tie-in and cathode bus-tie-in respectively include protruding out the positive high pressure connection and cathode high pressure connection being arranged outside the shell from the first opening and the second opening,The anode bus-tie-in,Cathode bus-tie-in and phase pole bus-tie-in include protruding out outside the shell and the cathode circuit connector set of interlaced setting from third opening,Cathode traces connector set and phase polar circuit connector set,Phase pole bus-tie-in further includes the phase pole electric machine joint stretched out from third opening simultaneously far from the phase polar circuit connector set.
Description
Technical field
The invention belongs to inverter structure design fields, more particularly, to a kind of motor inverter capacitor.
Background technique
Actual production in use, motor inverter capacitor generally require in circuit other driving circuits or
Machine parts is directly connected to, such as high pressure connection, insulated gate bipolar transistor, asynchronous machine, ground wire etc., existing motor
The integrated level of inverter capacitor is lower, and it is more and at high cost to result in inverter number of parts, does not meet lighting and height
The integrated market demand, while the installation difficulty in production process is also increased, meanwhile, there is also capacitor positions in capacitor
Install count it is unreasonable and generate occupied space the problem of.
Summary of the invention
In order to solve the above-mentioned technical problem, the invention proposes a kind of motor inverter capacitor, the motor inverters
Capacitor includes shell and is at least partially housed in the intracorporal positive bus-tie-in of the shell, cathode bus-tie-in and phase pole and converges electricity
Plate, the one side wall of the shell offer the inside of connection shell and the first opening and the second opening in the external world, the shell
Roof offers the inside for being connected to the shell and extraneous third is open, and the anode bus-tie-in and cathode bus-tie-in wrap respectively
The positive high pressure connection and cathode high pressure connection for protruding out from the first opening and the second opening and being arranged outside the shell are included,
The anode bus-tie-in, cathode bus-tie-in and phase pole bus-tie-in respectively include being open from the third protrude out outside the shell and
Cathode circuit connector set, cathode traces connector set and the phase polar circuit connector set of interlaced setting, the phase pole are converged
Battery plate further includes the phase pole electric machine joint stretched out from third opening simultaneously far from the phase polar circuit connector set.
As a further improvement of the present invention, the surface of the positive bus-tie-in, cathode bus-tie-in and phase pole bus-tie-in is equal
Note has insulation film, is contained in the intracorporal cathode bus-tie-in of the shell and phase pole bus-tie-in mutually reclines setting.
As a further improvement of the present invention, include in the cathode circuit connector set positive gated transistors C pole connector and
Positive drive circuit board connector, the anode drive circuit board connector are provided with the sharp body protruded upward.
It as a further improvement of the present invention, include phase gated transistors connector and phase pole in the phase polar circuit connector set
Drive circuit board connector, the phase pole drive circuit board connector are provided with the sharp body protruded upward.
As a further improvement of the present invention, include in the cathode traces connector set cathode transistor E pole connector and
Cathode drive circuit board connector, the cathode drive circuit board connector are provided with the sharp body protruded upward.
As a further improvement of the present invention, the motor inverter capacitor further include be set in the shell and
At least three thin-film capacitor unit being connected between the positive bus-tie-in and cathode bus-tie-in, the thin-film capacitor unit it
Between be spaced apart from each other.
As a further improvement of the present invention, ground terminal, the motor inverter electricity are provided on the side wall of the shell
Container further includes having the ground connection bus-tie-in connecting with the ground terminal, is provided with thin-film electro between the adjacent thin-film capacitor unit
Container, at least one described thin film capacitor is connected between positive bus-tie-in and ground connection bus-tie-in, and at least one is described thin
Membrane capacitance is connected between cathode bus-tie-in and ground connection bus-tie-in.
As a further improvement of the present invention, epoxy resin is filled in the shell, and described first is open, second opens
Sealant is coated at mouthful.
As a further improvement of the present invention, the bottom wall of the shell be recessed inwardly to be formed it is fluted.
Beneficial effect：It can be with high pressure connection needed for motor inverter capacitor set proposed by the present invention inverter
The positive extra-high voltage bus-tie-in and cathode high pressure bus-tie-in of connection, can be with circuits other in circuit or machine components such as insulated gate
Cathode circuit connector set, cathode traces connector set and the phase pole that bipolar junction transistor, drive circuit board etc. are directly connected to
Terminal set, and the phase pole electric machine joint being connect with asynchronous machine, greatly reduce in inverter the quantity of part and
Whole cost, simplifies inverter structure, while reducing installation difficulty.
Detailed description of the invention
Fig. 1 is the overall structure diagram of one embodiment of the invention；
Fig. 2 is the bottom view of internal structure in one embodiment of the invention；
Fig. 3 is the bottom view of one embodiment of the invention.
Specific embodiment
Technical solution in order to enable those skilled in the art to better understand the present invention, below in conjunction with of the invention real
The attached drawing in example is applied, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without making creative work, all should belong to protection of the present invention
Range.
In addition, duplicate label or mark may be used in various embodiments.These are repeated only for simple clear
The ground narration present invention, not representing has any relevance between the different embodiments or structure discussed.
Join shown in Fig. 1, the invention proposes a kind of motor inverter capacitor 10, motor inverter capacitor 10 is specifically wrapped
Positive bus-tie-in 200, cathode bus-tie-in 300 and the phase pole for including shell 100 and being at least partially housed in inside shell 100 are converged
Battery plate 400, wherein insulation film 800 is pasted on each bus-tie-in to guarantee its insulation performance, in addition, being contained in shell 100
Cathode bus-tie-in 300 and phase pole bus-tie-in 400 of the interior and equal note with insulation film 800 mutually recline setting.
It is open specifically, offering the inside of connection shell 100 and extraneous first in the wherein one side wall of shell 100
110 and second opening 120, meanwhile, the roof of shell 100 also offers the inside of connection shell 100 and extraneous third is open
130, particularly, the shell 100 in the present embodiment is set as rectangular parallelepiped structure and third opening 130 is set as strip and opens up
In the middle position of the roof of shell 100.
Further, positive bus-tie-in 200 and cathode bus-tie-in 300 are respectively included from the first opening 110 and the second opening
The positive high pressure connection 210 and cathode high pressure connection 310 being arranged outside shell 100 are protruded out at 120, respectively with external positive and bear
The connecting component of pole is connected.
Meanwhile positive bus-tie-in 200, cathode bus-tie-in 300 and phase pole bus-tie-in 400 include from third opening 130
Place protrudes out that shell 100 is outer and the cathode circuit connector set 220 of interlaced setting, cathode traces connector set 320 and
Phase polar circuit connector set 420.
Specifically, including the pole positive gated transistors C connector 221 and anode driving electricity in cathode circuit connector set 220
Road plate connector 222；Wherein, the pole positive gated transistors C connector 221 and positive drive circuit board connector 222 for in the present invention
The compatible insulated gate bipolar transistor of motor inverter capacitor 10 be electrically connected；Meanwhile positive drive circuit board connects
First 222 are provided with the sharp body protruded upward, so as to driving electricity compatible with motor inverter capacitor 10 in the present invention
Road plate is connected;
It include phase gated transistors connector 421 and phase pole drive circuit board connector 422 in phase polar circuit connector set 420,
In, phase gated transistors connector 421 includes the pole phase gated transistors C connector, is used for and compatible insulated gate bipolar transistor phase
Connection;Phase pole drive circuit board connector 422 includes phase pole drive circuit board C pole connector and the phase pole pole drive circuit board E connector,
Meanwhile phase pole drive circuit board C pole connector and/or the phase pole pole drive circuit board E connector are provided with the sharp body protruded upward, so as to
It is connected with compatible drive circuit board.
It further, include that cathode transistor E pole connector and cathode drive circuit board connect in cathode traces connector set 320
First 321, wherein cathode transistor E pole connector is used for and insulation compatible with motor inverter capacitor 10 in the present invention
The connection of grid bipolar junction transistor；Meanwhile cathode drive circuit board connector 321 is provided with the sharp body protruded upward, so as to and this
The compatible drive circuit board of motor inverter capacitor 10 in invention is connected.
In the present invention, phase pole bus-tie-in 400 further includes having to stretch out from third opening 130 and far from phase polar circuit plate connector
Gather setting phase pole electric machine joint 410, in the present embodiment, phase pole electric machine joint 410 is set as 3, with for it is asynchronous
3 phase pole connectors of motor are directly connected to；Specifically, the phase pole electric machine joint 410 in the present embodiment is set as being open from third
After 130 stretch out, the roof along shell 100 extends to the side beyond shell 100 towards the direction far from phase polar circuit connector set 420
Boundary, after be folded upward at extension again, convenient is also that phase pole electric machine joint 410 has reserved enough dresses while connect with asynchronous machine
With space.
Join shown in Fig. 2, motor inverter capacitor 10 further includes being set in shell 100 and being connected to anode remittance electricity
At least three thin-film capacitor unit 500 between plate 200 and cathode bus-tie-in 300, and phase between each thin-film capacitor unit 500
It is mutually spaced, in the present embodiment, thin-film capacitor unit 500 is set as 3 and is horizontally arranged.
Meanwhile shell 100 further includes having the ground terminal 140 being set on the side wall of shell 100, motor inverter capacitor
10 further include having the ground connection bus-tie-in 600 being connected with ground terminal 140, and the ground terminal 140 in the present embodiment is specifically configured to fill
Screw hole equipped with embedded gasket and metal bolts, ground connection bus-tie-in 600, which is connected to after ground terminal 140, is connected to ground wire by conducting wire
To be grounded the conducting of bus-tie-in 600 and extraneous ground wire.
Further, it is additionally provided with thin film capacitor 700 between adjacent films capacitor cell 500, it is in the present embodiment, thin
Membrane capacitance 700 is set as 2, and one end of one of thin film capacitor 700 is connected to positive bus-tie-in 200, the other end
It is connected to ground connection bus-tie-in 600, one end of another thin film capacitor 700 is connected to cathode bus-tie-in 300, and the other end is connected to
It is grounded bus-tie-in 600；Thin-film capacitor unit 500 and thin film capacitor 700 have collectively constituted in motor inverter capacitor 10
Capacitance structure, and thin film capacitor 700 is rationally placed between thin-film capacitor unit 500, reduce the total of capacitance structure
Volume, while also facilitating installation and connection.
In the present embodiment, it is filled with epoxy resin in shell 100, on the one hand makes the bus-tie-in being contained in shell 100
Between fixation it is more firm, on the other hand also enhance the electrical insulating property between the bus-tie-in of opposed polarity；Meanwhile in order to anti-
Only in filling, epoxy resin overflows, and is also coated with sealant at first the 110, second opening 120 of opening and third opening 130.
Further, join shown in Fig. 3, the present invention is formed with 4 to 100 inner recess of shell on the bottom wall of shell 100
Groove 150, increases the bottom wall area of shell 100, while increasing shell 100 and external heat exchange area, thus certain
Heat dissipation effect is enhanced in degree.
Generally speaking, gathered can be with high-voltage connecting needed for inverter for motor inverter capacitor 10 proposed by the present invention
The positive extra-high voltage bus-tie-in and cathode high pressure bus-tie-in of head connection, can such as insulate with circuits other in circuit or machine components
Cathode circuit connector set 220 that grid bipolar junction transistor, drive circuit board etc. are directly connected to, cathode traces connector set 320
And phase polar circuit connector set 420, and the phase pole electric machine joint 410 being connect with asynchronous machine, greatly reduce inverter
The quantity of middle part and whole cost, simplify inverter structure, while reducing installation difficulty.
Although not each embodiment only includes one only it should be appreciated that this specification is described according to embodiment
Vertical technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should be by specification
As a whole, the technical solutions in the various embodiments may also be suitably combined, formed it will be appreciated by those skilled in the art that
Other embodiments.
The series of detailed descriptions listed above are illustrated only for possible embodiments of the invention,
The protection scope being not intended to limit the invention, it is all without departing from equivalent embodiment made by technical spirit of the present invention or change should all
It is included within protection scope of the present invention.
Claims (9)
1. a kind of motor inverter capacitor, which is characterized in that the motor inverter capacitor includes shell and at least portion
Partial volume is contained in the intracorporal positive bus-tie-in of the shell, cathode bus-tie-in and phase pole bus-tie-in, the one side wall of the shell and offers
The inside and extraneous the first opening and the second opening, the roof of the shell for being connected to shell offer the interior of the connection shell
Portion and extraneous third are open, and the anode bus-tie-in and cathode bus-tie-in are respectively included from the first opening and the second opening
Place protrudes out the positive high pressure connection and cathode high pressure connection being arranged outside the shell, the anode bus-tie-in, cathode bus-tie-in
It respectively includes protruding out outside the shell from third opening with phase pole bus-tie-in and the cathode circuit of interlaced setting connects
Head set, cathode traces connector set and phase polar circuit connector set, phase pole bus-tie-in further include being open from the third
Stretch out phase pole electric machine joint simultaneously far from the phase polar circuit connector set.
2. motor inverter capacitor according to claim 1, which is characterized in that the anode bus-tie-in, cathode converge electric
The equal note in surface of plate and phase pole bus-tie-in has insulation film, is contained in the intracorporal cathode bus-tie-in of the shell and phase pole bus-tie-in
Mutually recline setting.
3. motor inverter capacitor according to claim 1, which is characterized in that packet in the cathode circuit connector set
Positive gated transistors C pole connector and positive drive circuit board connector are included, the anode drive circuit board connector, which is provided with, to be protruded upward
Sharp body.
4. motor inverter capacitor according to claim 1, which is characterized in that packet in the phase polar circuit connector set
Phase gated transistors connector and phase pole drive circuit board connector are included, the phase pole drive circuit board connector is provided with the point protruded upward
Body.
5. motor inverter capacitor according to claim 1, which is characterized in that packet in the cathode traces connector set
Cathode transistor E pole connector and cathode drive circuit board connector are included, the cathode drive circuit board connector, which is provided with, to be protruded upward
Sharp body.
6. motor inverter capacitor according to claim 1, which is characterized in that the motor inverter capacitor also wraps
Include at least three thin-film capacitor list for being set in the shell and being connected between the positive bus-tie-in and cathode bus-tie-in
Member is spaced apart from each other between the thin-film capacitor unit.
7. motor inverter capacitor according to claim 6, which is characterized in that be provided with and connect on the side wall of the shell
Ground terminal, the motor inverter capacitor further include having the ground connection bus-tie-in connecting with the ground terminal, the adjacent thin-film electro
Hold and be provided with thin film capacitor between unit, at least one described thin film capacitor is connected to positive bus-tie-in and ground connection bus-tie-in
Between, and at least one described thin film capacitor is connected between cathode bus-tie-in and ground connection bus-tie-in.
8. motor inverter capacitor according to claim 1, which is characterized in that be filled with asphalt mixtures modified by epoxy resin in the shell
Rouge, and first opening, the second opening are coated with sealant.
9. motor inverter capacitor according to claim 1, which is characterized in that the bottom wall of the shell is recessed inwardly shape
At fluted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810723963.2A CN108899205A (en) | 2018-07-04 | 2018-07-04 | motor inverter capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810723963.2A CN108899205A (en) | 2018-07-04 | 2018-07-04 | motor inverter capacitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108899205A true CN108899205A (en) | 2018-11-27 |
Family
ID=64348286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810723963.2A Pending CN108899205A (en) | 2018-07-04 | 2018-07-04 | motor inverter capacitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108899205A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109672392A (en) * | 2018-11-28 | 2019-04-23 | 苏州加拉泰克动力有限公司 | Drive inverter |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003143868A (en) * | 2001-10-30 | 2003-05-16 | Hitachi Ltd | Inverter |
| CN103563234A (en) * | 2011-05-31 | 2014-02-05 | 日立汽车系统株式会社 | Power conversion apparatus |
| CN104103417A (en) * | 2013-04-02 | 2014-10-15 | 丰田自动车株式会社 | Capacitor module and detection apparatus |
| CN106415756A (en) * | 2014-05-28 | 2017-02-15 | 松下知识产权经营株式会社 | Film capacitor |
| CN208422690U (en) * | 2018-07-04 | 2019-01-22 | 苏州加拉泰克动力有限公司 | motor inverter capacitor |
-
2018
- 2018-07-04 CN CN201810723963.2A patent/CN108899205A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003143868A (en) * | 2001-10-30 | 2003-05-16 | Hitachi Ltd | Inverter |
| CN103563234A (en) * | 2011-05-31 | 2014-02-05 | 日立汽车系统株式会社 | Power conversion apparatus |
| CN104103417A (en) * | 2013-04-02 | 2014-10-15 | 丰田自动车株式会社 | Capacitor module and detection apparatus |
| CN106415756A (en) * | 2014-05-28 | 2017-02-15 | 松下知识产权经营株式会社 | Film capacitor |
| CN208422690U (en) * | 2018-07-04 | 2019-01-22 | 苏州加拉泰克动力有限公司 | motor inverter capacitor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109672392A (en) * | 2018-11-28 | 2019-04-23 | 苏州加拉泰克动力有限公司 | Drive inverter |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| TA01 | Transfer of patent application right |
Effective date of registration: 20211223 Address after: 215312 No. 288, Shipai Rui'an Road, Bacheng Town, Kunshan City, Suzhou City, Jiangsu Province Applicant after: Jiangsu galatech Microelectronics Co.,Ltd. Address before: 215000 No. 9, Shek Yang Road, hi tech Zone, Suzhou, Jiangsu Applicant before: SUZHOU GALA TECH POWER Co.,Ltd. |