CN201230431Y - Water cooling power module - Google Patents
Water cooling power module Download PDFInfo
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- CN201230431Y CN201230431Y CNU2008200950288U CN200820095028U CN201230431Y CN 201230431 Y CN201230431 Y CN 201230431Y CN U2008200950288 U CNU2008200950288 U CN U2008200950288U CN 200820095028 U CN200820095028 U CN 200820095028U CN 201230431 Y CN201230431 Y CN 201230431Y
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- copper bar
- negative
- busbar
- water
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Abstract
The utility model discloses a water-cooled power module which comprises an IGBT component and a capacitor component, wherein, the IGBT component comprises a water-cooled radiator; both sides of the water-cooled radiator are symmetrically provided with at least a pair of IGBTs; the IGBT component is electrically connected with the capacitor component by a bus bar component. To solve the problems of the prior art that the water-cooled power module is quite heavy, the processing size of the radiator is quite large, the processing is quite difficult and the overall utilization rate is not high, the utility model provides a water-cooled power module which has the advantages of light weight, small size of the radiator, relatively small processing difficulty and high overall utilization rate.
Description
Technical field
The utility model relates to a kind of power model, relates in particular to a kind of water-cooled power model.
Background technology
Power model is the core of wind energy product, and its distribute heat is more, and is very high to the requirement of heat radiation.Generally to use radiator heat-dissipation, in the high product of power grade, use the water-filled radiator of good heat dissipation effect to dispel the heat.In the existing product, some water-cooled power models are just simultaneously installed IGBT (igbt) at water-filled radiator, and the utilance of water-filled radiator is too low like this; Water-cooled power model in the other product, though be at the two-sided installation IGBT of water-filled radiator, same electric capacity also is installed in the radiator both sides respectively.There are some problems in this mounting means: 1, at the two-sided installation IGBT of water-filled radiator, assembled positive IGBT after, the assembling back side IGBT very inconvenient.Need be coated with silicone grease because IGBT is installed, radiator will be set level, and needs the special frock protection mounted IGBT in front.2, very big to the restriction of capacitor element overall dimension, the electric capacity height can not be too high, causes the device choice very little, may need the little metalized film capacitor of volume customized.3, the two-sided installation IGBT of water-filled radiator, electric capacity cause heat sink size bigger, and difficulty of processing improves.4, water-cooled power model weight is heavier, 40-50KG nearly, and easy care is installed.
The utility model content
The technical problems to be solved in the utility model is, heavier at the water-cooled power model weight that exists in the prior art, the problem that the radiator processing dimension is big, difficulty of processing is big, overall utilization rate is not high provides the water-cooled power model that a kind of weight is light, heat sink size is little, difficulty of processing is less relatively, overall utilization rate is high.
The utility model solves above-mentioned technical problem by the following technical programs: a kind of water-cooled power model, comprise IGBT assembly, capacitance component, wherein the IGBT assembly comprises water-filled radiator, be symmetrical arranged at least one pair of IGBT on the two sides of water-filled radiator, described IGBT assembly is connected by the busbar electrical component with capacitance component.
Described IGBT is connected with the first copper bar assembly.
Described capacitance component comprises the capacitance group that a plurality of electric capacity are formed, and described capacitance group is connected with the second copper bar assembly.
Described busbar assembly is made up of positive and negative busbar, described first, second copper bar assembly all is made up of positive and negative copper bar respectively, described positive busbar is connected with the positive copper bar of first, second copper bar assembly respectively, and negative busbar is connected with the negative copper bar of first, second copper bar assembly respectively.
The negative copper bar of the first copper bar assembly overlays on the positive copper bar of the first copper bar assembly, is provided with dielectric film between the two; Negative busbar stacks on the negative copper bar that is fitted in the first copper bar assembly; Stack positive busbar above the negative busbar, be provided with dielectric film between the two.
The positive copper bar width of the first copper bar assembly is wider than negative copper bar width, the negative copper bar outside is provided with connecting hole with the discontiguous positive copper bar of negative copper bar, be provided with the joint pin of corresponding connection below the positive busbar with connecting hole, negative busbar has through hole, and joint pin is installed in the through hole and also and between the through-hole wall leaves the gap.
Link together by screw between the negative copper bar of the first copper bar assembly and the negative busbar, the position of the corresponding screw of positive busbar has installing hole, and screw is installed in the installing hole and with the installing hole inwall and leaves the gap.
Positive and negative busbar homonymy all is interval with the upwards support arm of turnover, leaves the gap between the support arm of positive busbar and the interlaced setting of support arm of negative busbar and the adjacent support arm.
The support arm of described positive busbar, negative busbar connects one to one with the positive copper bar of the second copper bar assembly, negative copper bar respectively.
Described water-filled radiator two ends are respectively equipped with perpendicular mounting panel, and the bracing frame of described mounting panel and capacitance component detachably is fixed together by link plate.
Because the IGBT caloric value is very big in the power model, water-filled radiator mainly is the heat radiation that is used for IGBT, and the present invention separates electric capacity from power model, form independent capacitance component.Power model is divided into IGBT assembly, capacitance component like this, wherein the IGBT assembly comprises water-filled radiator, correspondence is provided with at least one pair of IGBT one by one on the two sides of water-filled radiator, because power model requires the double-edged IGBT parallel connection of water-filled radiator, corresponding one by one setting can guarantee the copper bar of module in the two sides of water-filled radiator symmetry, the fine current-sharing that has guaranteed the IGBT of two sides correspondence.Because water-filled radiator only is used for the heat radiation of IGBT, size is dwindled greatly, has reduced the difficulty of processing and the processing cost of radiator.Because IGBT assembly and capacitance component are provided with respectively, and removably connect, and can distinguish installation and maintenance very easily, and because capacitance component and modular assembly are separated, capacitor size can not be subjected to a lot of restrictions.In addition, the weight of IGBT assembly of She Zhiing and water-filled radiator 15KG only respectively, capacitance component weight is 24KG only, and weight saving is a lot.
Connect by the busbar assembly between first, second copper bar assembly, for easy to connect, and do not take too many space, the busbar assembly and the first copper bar assembly stack up and down.Wherein the negative copper bar of the first copper bar assembly overlays on the positive copper bar of the first copper bar assembly, is provided with dielectric film between the two; Negative busbar is fitted and is overlayed on the negative copper bar of the first copper bar assembly; Stack positive busbar above the negative busbar, also be provided with dielectric film between the two.
The first copper bar assembly and busbar assembly connecting mode are: the negative copper bar of the first copper bar assembly and negative busbar are directly to fit to be fixed together, the positive copper bar of the first copper bar assembly is provided with and passes the joint pin that negative busbar does not contact with negative busbar, joint pin is fixed together with positive busbar, this connected mode had both guaranteed the reliable of connection, had also guaranteed the insulation property between positive busbar, positive copper bar and negative busbar, the negative copper bar.
All be interval with the upwards support arm of turnover at positive and negative busbar homonymy, leave the gap between the support arm of positive busbar and the interlaced setting of support arm of negative busbar and the adjacent support arm.The quantity of support arm is identical with the quantity of positive and negative copper bar, the support arm of positive busbar, negative busbar respectively with the positive copper bar of the second copper bar assembly, it is negative that copper bar is corresponding one by one is fixed together, this structure has guaranteed convenient and fast connection.
The water-filled radiator both sides are provided with installing rack, because installing rack supports, made things convenient on the two sides of water-filled radiator IGBT all is installed on the one hand, are provided with link plate between two installing racks on the other hand, and link plate can be mounted on the IGBT assembly on the bracing frame of capacitance component.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the side schematic view of the utility model embodiment;
Fig. 3 is the structural representation of the IGBT assembly of the utility model embodiment;
Fig. 4 is the structural representation of the capacitance component of the utility model embodiment;
Fig. 5 is the structural representation of the another kind of execution mode of IGBT assembly of the utility model embodiment.
Embodiment
Shown in Fig. 1,2,3,4, a kind of water-cooled power model, comprise IGBT assembly 6, capacitance component 2, wherein IGBT assembly 6 comprises water-filled radiator 7, the two sides of water-filled radiator 7 is symmetrical arranged at least one pair of IGBT, and present embodiment is provided with three couples of IGBT, as required, other number of I GBT can also be set, and described IGBT assembly 6 is connected by the busbar electrical component with capacitance component 7.IGBT is connected with the first copper bar assembly.Described capacitance component 2 comprises the capacitance group that a plurality of electric capacity are formed, and described capacitance group is connected with the second copper bar assembly.Described busbar assembly is made up of positive and negative busbar 3a, 3b, the first copper bar assembly is made up of positive and negative copper bar 4a, 4b, the second copper bar assembly is made up of positive and negative copper 5a, 5b row, described positive busbar 3a is connected with positive copper bar 4a, the 5a of first, second copper bar assembly respectively, and negative busbar 3b is connected with negative copper bar 4b, the 5b of first, second copper bar assembly respectively.The negative copper bar 4b of the first copper bar assembly overlays on the positive copper bar 4a of the first copper bar assembly, is provided with dielectric film 18 between the two; Negative busbar 3b stacks on the negative copper bar 4b that is fitted in the first copper bar assembly; Stack positive busbar 3a above the negative busbar 3b, be provided with dielectric film 18 between the two.
The width of the positive copper bar 4a of the first copper bar assembly is wider than the width of negative copper bar 4b, on the positive copper bar 4a in the negative copper bar 4b outside, have connecting hole 20, be provided with the joint pin 8 corresponding below the positive busbar 3a with connecting hole 20, negative busbar 3b and joint pin 8 have the through hole (not shown) on the corresponding position, joint pin 8 is installed in the through hole and also and between the through-hole wall leaves the gap, and joint pin 8 is riveted with the connecting hole 20 of positive copper bar 4a.Be fixed together by screw 15 between the negative copper bar 4b of the first copper bar assembly and the negative busbar 3b, the position of the corresponding screw 15 of positive busbar 3a has installing hole 13, and screw 15 is installed in the installing hole 13 and with installing hole 13 inwalls and leaves the gap.Positive busbar 3a homonymy is interval with the upwards support arm 3`a of turnover, and negative busbar 3b homonymy is interval with the upwards support arm 3`b of turnover, leaves the gap between the support arm 3`a of positive busbar and the interlaced setting of support arm 3`b of negative busbar and each support arm 3`a, the 3`b.Support arm 3`a, the 3`b of positive busbar, negative busbar respectively with the positive copper bar 5a of the second copper bar assembly, the negative corresponding one by one setting of copper bar 5b, the two is fixed together by screw 17.Described water-filled radiator 7 two ends are respectively equipped with perpendicular mounting panel 1, and described mounting panel 1 detachably is fixed together by link plate 11 with the bracing frame 12 of capacitance component.
As shown in Figure 5, another kind of mode is that the connecting hole 20 on the positive copper bar 4a is screwed hole, joint pin 8 directly is screwed onto in the connecting hole 20, negative busbar 3b and joint pin 8 have the through hole (not shown) on the corresponding position, joint pin 8 is installed in the through hole and also and between the through-hole wall leaves the gap, positive busbar 3a is provided with screw 19, and screw 19 is fixed together positive busbar 3a and joint pin 8.
The mounting panel 1 at water-filled radiator 7 two ends not only is used for fixing installs water-filled radiator 7, also plays the effect of frock in the module assembling.Can earlier water-filled radiator 7 and mounting panel 1 be fixed, when IGBT is installed, when installing positive IGBT; mounting panel 1 is supported use as frock; be used to install the IGBT of back, the IGBT of back so not only is installed easily, also protect the IGBT that installs previously not to be damaged well.
Claims (10)
1, a kind of water-cooled power model, it is characterized in that comprise IGBT assembly, capacitance component, wherein the IGBT assembly comprises water-filled radiator, be symmetrical arranged at least one pair of IGBT on the two sides of water-filled radiator, described IGBT assembly is connected by the busbar electrical component with capacitance component.
2, water-cooled power model according to claim 1 is characterized in that, described IGBT is connected with the first copper bar assembly.
3, water-cooled power model according to claim 1 is characterized in that, described capacitance component comprises the capacitance group that a plurality of electric capacity are formed, and described capacitance group is connected with the second copper bar assembly.
4, according to claim 2 or 3 described water-cooled power models, it is characterized in that, described busbar assembly is made up of positive and negative busbar, described first, second copper bar assembly all is made up of positive and negative copper bar respectively, described positive busbar is connected with the positive copper bar of first, second copper bar assembly respectively, and negative busbar is connected with the negative copper bar of first, second copper bar assembly respectively.
5, water-cooled power model according to claim 4 is characterized in that, the negative copper bar of the first copper bar assembly overlays on the positive copper bar of the first copper bar assembly, is provided with dielectric film between the two; Negative busbar stacks on the negative copper bar that is fitted in the first copper bar assembly; Stack positive busbar above the negative busbar, be provided with dielectric film between the two.
6, water-cooled power model according to claim 5, it is characterized in that, the positive copper bar width of the first copper bar assembly is wider than negative copper bar width, the negative copper bar outside is provided with connecting hole with the discontiguous positive copper bar of negative copper bar, be provided with the joint pin of corresponding connection below the positive busbar with connecting hole, negative busbar has through hole, and joint pin is installed in the through hole and also and between the through-hole wall leaves the gap.
7, water-cooled power model according to claim 6, it is characterized in that, link together by screw between the negative copper bar of the first copper bar assembly and the negative busbar, the position of the corresponding screw of positive busbar has installing hole, and screw is installed in the installing hole and with the installing hole inwall and leaves the gap.
8, water-cooled power model according to claim 7 is characterized in that, positive and negative busbar homonymy all is interval with the upwards support arm of turnover, leaves the gap between the support arm of positive busbar and the interlaced setting of support arm of negative busbar and the adjacent support arm.
9, water-cooled power model according to claim 8 is characterized in that, the support arm of described positive busbar, negative busbar connects one to one with the positive copper bar of the second copper bar assembly, negative copper bar respectively.
10, water-cooled power model according to claim 9 is characterized in that, described water-filled radiator two ends are respectively equipped with perpendicular mounting panel, and the bracing frame of described mounting panel and capacitance component detachably is fixed together by link plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200950288U CN201230431Y (en) | 2008-06-23 | 2008-06-23 | Water cooling power module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200950288U CN201230431Y (en) | 2008-06-23 | 2008-06-23 | Water cooling power module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201230431Y true CN201230431Y (en) | 2009-04-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200950288U Expired - Lifetime CN201230431Y (en) | 2008-06-23 | 2008-06-23 | Water cooling power module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201230431Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105703628A (en) * | 2016-03-11 | 2016-06-22 | 广东明阳龙源电力电子有限公司 | High-power and high-voltage frequency converter power unit of component type thin-film capacitor |
| CN106653368A (en) * | 2017-01-06 | 2017-05-10 | 上海鹰峰电子科技股份有限公司 | Water-cooling type thin film capacitor |
| CN113014067A (en) * | 2019-12-19 | 2021-06-22 | 台达电子企业管理（上海）有限公司 | Power module assembly and converter |
-
2008
- 2008-06-23 CN CNU2008200950288U patent/CN201230431Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105703628A (en) * | 2016-03-11 | 2016-06-22 | 广东明阳龙源电力电子有限公司 | High-power and high-voltage frequency converter power unit of component type thin-film capacitor |
| CN106653368A (en) * | 2017-01-06 | 2017-05-10 | 上海鹰峰电子科技股份有限公司 | Water-cooling type thin film capacitor |
| CN106653368B (en) * | 2017-01-06 | 2018-11-23 | 上海鹰峰电子科技股份有限公司 | A kind of water-cooled thin film capacitor |
| CN113014067A (en) * | 2019-12-19 | 2021-06-22 | 台达电子企业管理（上海）有限公司 | Power module assembly and converter |
| CN113014067B (en) * | 2019-12-19 | 2022-07-26 | 台达电子企业管理（上海）有限公司 | Power module assembly and converter |
| US11711024B2 (en) | 2019-12-19 | 2023-07-25 | Delta Electronics (Shanghai) Co., Ltd | Power module assembly and converter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Nanshan District Xueyuan Road in Shenzhen city of Guangdong province 518055 No. 1001 Nanshan Chi Park B2 building 1-4 floor, building 6-10 Patentee after: Vitamin Technology Co., Ltd. Address before: 518057 Nanshan District science and Technology Industrial Park, Guangdong, Shenzhen Branch Road, No. Patentee before: Aimosheng Network Energy Source Co., Ltd. |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090429 |
|
| CX01 | Expiry of patent term |