CN203166774U - Inverter structure - Google Patents
Inverter structure Download PDFInfo
- Publication number
- CN203166774U CN203166774U CN 201220742940 CN201220742940U CN203166774U CN 203166774 U CN203166774 U CN 203166774U CN 201220742940 CN201220742940 CN 201220742940 CN 201220742940 U CN201220742940 U CN 201220742940U CN 203166774 U CN203166774 U CN 203166774U
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- lower cover
- tank
- water
- inverter structure
- cover plate
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Abstract
The utility model discloses an inverter structure and belongs to the electrical equipment technical field. The inverter structure includes an upper cover and a lower cover; the upper cover and the lower cover form an accommodation space; a thin-film capacitor and an IGBT module are installed in the accommodation space of the lower cover; a first water groove and a second water groove filled with a cooling liquid are arranged inside the accommodation space of the interior of the lower cover; an opening of the first water groove is provided with a thin-film capacitor water groove cover plate; an opening of the second water groove is provided with the IGBT module; the two water grooves are provided with a water inlet and a water outlet respectively; and the lower cover is further provided with an intersection portion of the two water grooves. According to the inverter structure of the utility model, the two water grooves are arranged inside the accommodation space of the interior of the lower cover; the thin-film capacitor water groove cover plate, the IGBT module, the lower cover and the water groove intersection portion can be combined and assembled with each other to form a cyclic seal water path structure, and therefore, the inverter can have an excellent water cooling heat dissipation system. The inverter structure is advantageous in compact overall structure, reasonable assembly, simple process and reduction of cost.
Description
Technical field
The utility model relates to the electric equipment technical field, particularly a kind of inverter structure.
Background technology
Inverter is a kind ofly to change direct current the device of alternating current into, in construction machinery industry automatic field control appliance very important application is arranged.Wherein, in the engineering industry field, waterproof and the heat radiation of inverter there is higher requirement.
Present inverter generally is by increasing the groove of proper width, the degree of depth in top cover, the dilation of elastic sealing element after headspace is given and assembled, protection elastic sealing element, the dustproof and waterproof performance that complete machine is obtained.
But, the relatively poor even unshielded function of the water proof and dust proof effect of existing inverter, the cooling system function is general, the topology layout relative complex, and do not have whole heat radiation, the structural design of water-tight, and design is also comparatively complicated, and cost is higher.
The utility model content
Poor in order to solve present inverter heat sinking function, the layout complexity does not have whole heat radiation, the structural design of sealing, and the cost problem of higher now provides a kind of inverter structure.Concrete technical scheme is as follows:
A kind of inverter structure, comprise loam cake and lower cover, in the described lower cover spatial accommodation is arranged, thin-film capacitor and IGBT module are installed in the spatial accommodation of described lower cover, cover under described cable cover plate, metallic cable joint and connector are installed, it is characterized in that, be provided with first tank and second tank that cooling fluid is housed in the spatial accommodation of described lower cover, the described first tank opening part is provided with thin-film capacitor tank cover plate, and described thin-film capacitor lower surface and described thin-film capacitor tank cover plate fit tightly; The described second tank opening part is equipped with described IGBT module, and the lower surface of described IGBT module and described second tank are fitted, and the metal stitch that is used for heat radiation of described IGBT module is deep into the cooling fluid of described second tank; Described two tanks are respectively equipped with water inlet and delivery port, and described lower cover also is provided with the intersection of described two tanks.
Preferably, described loam cake is pressed together on by O type circle and covers under described.
Preferably, described thin-film capacitor tank cover plate is pressed together on described first tank by O type circle.
Preferably, described IGBT module is pressed together on described second tank by O type circle.
Preferably, described cable cover plate is pressed together on by O type circle and covers under described.
Preferably, described metallic cable joint, described connector echo the rubber blanket assisted compression by screw fastening and cover under described.
Preferably, the intersection of described two tanks is located at the outside of described lower cover, and described intersection is provided with lower cover tank cover plate, and described lower cover tank cover plate is pressed together on by O type circle and covers under described.
Preferably, described lower cover side is provided with tapped through hole, and described tapped through hole locks the explosion-proof screw of the inside and outside gas pressure of balance.
Compared with prior art, the inverter structure that technique scheme provides has the following advantages: two tanks are set in the spatial accommodation by lower cover inside, and form a sealing waterway structure capable of circulation with thin-film capacitor tank cover plate, IGBT module, lower cover and tank intersection combination assembling, make inverter have good water-cooling heat radiating system, integral structure layout's compactness, assembling are rationally, technology is simple, reduced cost.
Description of drawings
In order to be illustrated more clearly in the technical scheme among the utility model embodiment, the accompanying drawing of required use is done to introduce simply in will describing embodiment below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the inverter general structure schematic diagram that provides among the utility model embodiment;
Fig. 2 is the inverter radiator structure schematic diagram that provides among the utility model embodiment;
Fig. 3 is the inverter water route circulation schematic diagram that provides among the utility model embodiment;
Fig. 4 is the inverter radiator structure schematic rear view that provides among the utility model embodiment;
Fig. 5 is the inverter mounted inside structure chart that provides among the utility model embodiment.
In the accompanying drawing, the component list of each label representative is as follows:
1 loam cake, 2 control boards, 3 control board bracing frames, 4 exchange stack bus bar, 5 connectors, 6 metallic cable joints, 7 cable cover plates, 8 lower cover tank cover plates, 9 explosion-proof screws, 10 lower covers, 11 electric capacity tank cover plates, 12 IGBT modules, 13 thin-film capacitors, 14 drive plates, 15 direct current layer busbar, 16 control boards, 17 tanks, 18 water inlets, 19 delivery ports, 20 intersection.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing the utility model execution mode is described in further detail.
As depicted in figs. 1 and 2, the utility model embodiment provides a kind of inverter structure, inverter structure, comprise loam cake 1 and lower cover 8, loam cake 1 and lower cover 8 form a spatial accommodation, thin-film capacitor 13 is installed in the spatial accommodation of lower cover, IGBT module 12, control board 16, control board bracing frame 2, direct current stack bus bar 15, exchange stack bus bar 4 and drive plate 14, cable cover plate 7 is installed on the lower cover 8, metallic cable joint 10 and connector 5, be provided with the tank 17 that first tank and two of second tanks are equipped with cooling fluid in the spatial accommodation of lower cover inside, the first tank opening part is provided with thin-film capacitor tank cover plate 11, and thin-film capacitor 13 lower surfaces and thin-film capacitor tank cover plate 11 fit tightly; The second tank opening part is equipped with IGBT module 12, and the lower surface of IGBT module 12 and second tank are fitted, and be useful on the metal stitch of heat radiation on the IGBT module 12, and the metal stitch of IGBT module 12 is deep in the cooling fluid of second tank; Two tanks 17 are respectively equipped with water inlet 18 and delivery port 19, and the intersection 20 that lower cover 8 also is provided with 20, two tanks 17 of intersection of two tanks is located at the outside of lower cover 8, and intersection 20 is provided with lower cover tank cover plate 8.
Thin-film capacitor 13 and IGBT module 12 are high heater members, and working temperature requires at 70 ° below the C; The water-cooling structure keeps good working environment.As shown in Figure 3, thin-film capacitor tank cover plate 11, IGBT module 12, lower cover 10 and lower cover tank cover plate 12 form a sealing waterway structure (shown in arrow among the figure) capable of circulation by assembling.The lower surface of thin-film capacitor 13 and electric capacity tank cover plate 11 fit tightly, and heat at first conducts to electric capacity tank cover plate 11, and then conduction is dispelled the heat by the water-cooled circulation to cooling fluid.IGBT module 12 lower surfaces with the sealing of fitting of lower cover tank, IGBT module metal stitch gos deep into carrying out in the cooling fluid heat heat loss through conduction.
As shown in Figure 2, the water-cooling loop structure is made of four parts, and lower cover 8 is the agent structure in water route; There are two place's tanks, 17 structures the lower cover inboard, and a place cooperates mode and first tank of the pressing of O type circle to seal by thin-film capacitor tank cover plate 11, and another place cooperates mode and the sealing of second tank of O type circle pressing by IGBT module 12 structural plans; The lower cover outside is two tank intersection 20, cooperates mode and the lower cover sealing of the pressing of O type circle herein by lower cover tank cover plate 8.
As shown in Figure 4, the mounted inside hermetically-sealed construction comprises as five parts of figure below and forming that lower cover 8 is the agent structure of fitting tight, adopts the mode of O type circle pressing to seal between loam cake 1 and the lower cover 8; Adopt the mode of O type circle pressing to seal between cable cover plate 7 and the lower cover 8; Adopt screw thread to lock between metallic cable joint 6 and the lower cover 8 and the mode of rubber blanket assisted compression seals; Adopt screw thread to lock between connector 5 and the lower cover 8 and the mode of rubber blanket assisted compression seals.
After when considering product continuous firing is longer under high power state, product internal temperature raises, and then internal gas pressure raises, if after the product structure inside and outside differential pressure acquires a certain degree, can cause the more weak assembly parts of part bonding strength to pop.For avoiding above bad hidden danger, at this high sealing infrastructure product, designed blast resistance construction, design two place's tapped through holes at the inverter side, lock two explosion-proof screws 9 and come the inside and outside gas pressure of balance.
The utility model embodiment is disclosed to reach good sealing effectiveness by two kinds of sealings combinations of water-cooling seal box mounted inside sealing structure, can reach the IP67 requirement of shelter, designed effective blast resistance construction simultaneously, the radiator structure of water-cooled circulation, the high power components and parts are had better heat radiating effect, and rationally distributed overall performance is good simultaneously.
The above only is preferred embodiment of the present invention, and is in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. inverter structure, comprise loam cake and lower cover, in the described lower cover spatial accommodation is arranged, thin-film capacitor and IGBT module are installed in the spatial accommodation of described lower cover, cover under described cable cover plate, metallic cable joint and connector are installed, it is characterized in that, be provided with first tank and second tank that cooling fluid is housed in the spatial accommodation of described lower cover, the described first tank opening part is provided with thin-film capacitor tank cover plate, and described thin-film capacitor lower surface and described thin-film capacitor tank cover plate fit tightly; The described second tank opening part is equipped with described IGBT module, and the lower surface of described IGBT module and described second tank are fitted, and the metal stitch that is used for heat radiation of described IGBT module is deep into the cooling fluid of described second tank; Described two tanks are respectively equipped with water inlet and delivery port, and described lower cover also is provided with the intersection of described two tanks.
2. inverter structure according to claim 1 is characterized in that, described loam cake is pressed together on by O type circle and covers under described.
3. inverter structure according to claim 1 is characterized in that, described thin-film capacitor tank cover plate is pressed together on described first tank by O type circle.
4. inverter structure according to claim 1 is characterized in that, described IGBT module is pressed together on described second tank by O type circle.
5. inverter structure according to claim 1 is characterized in that, described cable cover plate is pressed together on by O type circle and covers under described.
6. inverter structure according to claim 1 is characterized in that, described metallic cable joint, described connector echo the rubber blanket assisted compression by screw fastening and cover under described.
7. inverter structure according to claim 1 is characterized in that, the intersection of described two tanks is located at the outside of described lower cover, and described intersection is provided with lower cover tank cover plate, and described lower cover tank cover plate is pressed together on by O type circle and covers under described.
8. inverter structure according to claim 1 is characterized in that, described lower cover side is provided with tapped through hole, and described tapped through hole locks the explosion-proof screw of the inside and outside gas pressure of balance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220742940 CN203166774U (en) | 2012-12-28 | 2012-12-28 | Inverter structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220742940 CN203166774U (en) | 2012-12-28 | 2012-12-28 | Inverter structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203166774U true CN203166774U (en) | 2013-08-28 |
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ID=49027928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220742940 Expired - Fee Related CN203166774U (en) | 2012-12-28 | 2012-12-28 | Inverter structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203166774U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108770323A (en) * | 2018-08-29 | 2018-11-06 | 北斗航天汽车（北京）有限公司 | Electric machine controller |
| CN108882573A (en) * | 2018-08-29 | 2018-11-23 | 北斗航天汽车（北京）有限公司 | A kind of novel drive motor controller shell and novel drive motor controller |
| CN108990389A (en) * | 2018-08-29 | 2018-12-11 | 北斗航天汽车（北京）有限公司 | A kind of novel drive motor controller cooling system |
| WO2020051762A1 (en) * | 2018-09-11 | 2020-03-19 | 深圳市万景华科技有限公司 | Heat-dissipation device for power supply of charging pile for new energy vehicles |
-
2012
- 2012-12-28 CN CN 201220742940 patent/CN203166774U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108770323A (en) * | 2018-08-29 | 2018-11-06 | 北斗航天汽车（北京）有限公司 | Electric machine controller |
| CN108882573A (en) * | 2018-08-29 | 2018-11-23 | 北斗航天汽车（北京）有限公司 | A kind of novel drive motor controller shell and novel drive motor controller |
| CN108990389A (en) * | 2018-08-29 | 2018-12-11 | 北斗航天汽车（北京）有限公司 | A kind of novel drive motor controller cooling system |
| WO2020051762A1 (en) * | 2018-09-11 | 2020-03-19 | 深圳市万景华科技有限公司 | Heat-dissipation device for power supply of charging pile for new energy vehicles |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130828 Termination date: 20151228 |
|
| EXPY | Termination of patent right or utility model |