CN204948601U - A kind of electric machine controller - Google Patents
A kind of electric machine controller Download PDFInfo
- Publication number
- CN204948601U CN204948601U CN201520696158.7U CN201520696158U CN204948601U CN 204948601 U CN204948601 U CN 204948601U CN 201520696158 U CN201520696158 U CN 201520696158U CN 204948601 U CN204948601 U CN 204948601U
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- China
- Prior art keywords
- aluminium base
- heat
- base fin
- dissipating casing
- fin
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Abstract
The utility model discloses a kind of electric machine controller, comprise tubulose and the heat-dissipating casing of both ends open, with the power circuit board be arranged in described heat-dissipating casing, described power circuit board is provided with for playing heat radiation and play the aluminium base fin of electric action simultaneously, on described aluminium base fin, evenly arrangement is provided with some power tubes; Described aluminium base fin is vertically installed in the edge of described power circuit board, and described aluminium base fin is medial surface towards the side of described power circuit board, the side of described aluminium base fin described power circuit board is dorsad lateral surface, some described power tubes are arranged at the medial surface of described aluminium base fin, and the lateral surface of described aluminium base fin is close to the madial wall of described heat-dissipating casing; Described aluminium base fin comprises aluminium base fin and lower aluminium base fin, and is close to roof and the inside bottom wall of described heat-dissipating casing respectively.The utility model can improve heat dispersion, meets actual operation requirements.
Description
Technical field
The utility model relates to a kind of electric machine controller, belongs to electric machine controller technical field.
Background technology
Along with the minimizing day by day of petroleum resources, the seriously polluted of atmospheric environment, the electric motor car meeting national energy-saving environmental protection trend more and more receives publicity, electric motor car greatly facilitates short distance traffic, by playing an important role in national economy to the saving of the energy and the protection of environment; The sales volume in domestic electric motor car market in 2014 reaches more than 500 hundred million yuan.Motor of electric motor car controller is electric vehicle motor normal operation and realizes the command centre of the functions such as various speed governing, completes to carry out logic synthesis to various input signal, provide various control signal for drive circuit, produce PWM pulse-width signal, electric vehicle motor carried out to speed ring and electric current loop regulates, makes system have good dynamic and static state performance, realize short circuit, overcurrent, under-voltage error protection etc.
The structure of motor of electric motor car controller common in prior art mainly comprises: shell, and it comprises the hollow body of both ends open and covers the front panel at two ends and the rear board of hollow body; Logic control circuit plate, to be arranged on rear board and to be housed in hollow body; Power circuit board, entirety to be housed in hollow body and to be electrically connected with high-voltage control circuit plate; Some radiating aluminium sheets, its inwall being arranged on hollow body is housed in hollow body; Five current metal intercell connectors, it is all electrically connected with power circuit board, and it comprises triple line bonding jumper and positive and negative line bonding jumper.The heat dispersion of above-mentioned motor of electric motor car controller needs to be improved further, to be applicable to powerful electric vehicle motor, and improves the useful life of motor of electric motor car controller.
Utility model content
The utility model for the deficiency that prior art exists, provides a kind of electric machine controller, can improve heat dispersion, meet actual operation requirements just.
For solving the problem, technical solution adopted in the utility model is as follows:
A kind of electric machine controller, comprise: tubulose and the heat-dissipating casing of both ends open, with the power circuit board be arranged in described heat-dissipating casing, described power circuit board is provided with for playing heat radiation and play the upper aluminium base fin of electric action and lower aluminium base fin simultaneously, described heat-dissipating casing comprises outer cover body and is arranged at the radiating fin on described outer cover body lateral wall, described outer cover body comprises housing top wall, shell bottom wall, and two housing sidewall be arranged between described housing top wall and shell bottom wall, the outer middle side part of described housing top wall is provided with upper bolt mounting strap along the length direction of described heat-dissipating casing, the outer middle side part of described shell bottom wall is provided with lower bolt mounting strap along the length direction of described heat-dissipating casing, described upper bolt mounting strap and described lower bolt mounting strap place do not arrange described radiating fin, described aluminium base fin is close to inside the housing top wall of described outer cover body, described lower aluminium base fin is close to inside the shell bottom wall of described outer cover body.
As the improvement of technique scheme, described heat-dissipating casing is planar structure for the madial wall of fit described aluminium base fin and described lower aluminium base fin, described aluminium base fin and described lower aluminium base fin are arcuate structure, and the two ends of described aluminium base fin and described lower aluminium base fin are provided with installing hole, be provided with self-clinching nut in each described installing hole, described self-clinching nut is fastenedly connected by bolt and heat-dissipating casing.
As the improvement of technique scheme, between described aluminium base fin and described heat-dissipating casing, between described lower aluminium base fin and described heat-dissipating casing, be all filled with heat conductive silica gel.
As the improvement of technique scheme, also comprise the end cap that is arranged at described heat-dissipating casing end and the seal gasket between described heat-dissipating casing end and described end cap; Described end cap is medial surface towards the one side of described heat-dissipating casing end, the one side of described end cap described heat-dissipating casing end is dorsad lateral surface, described end cap is provided with the sealed groove coordinating described outer cover body, described sealed groove is groove structure at the medial surface of described end cap, and described sealed groove is bulge-structure at the lateral surface of described end cap.
As the improvement of technique scheme, described housing top wall and described shell bottom wall are all horizontally disposed with, the width of described housing top wall is less than described shell bottom wall, two described housing sidewall are symmetrical arranged and include the top of inclination and vertical bottom, described sealed groove comprise mutually disjunct correspond to described housing top wall top seal groove, corresponding to described shell bottom wall sealed bottom groove and correspond respectively to two side seal grooves of two described housing sidewall, described side seal groove is fold-line-shaped structure.
As the improvement of technique scheme, described seal gasket comprises edge part and central part, and the thickness of described edge part is greater than described central part, and the inside edge of described edge part is positioned at the inner wall of described outer cover body.
Compared with prior art, implementation result of the present utility model is as follows for the utility model:
A kind of electric machine controller described in the utility model, described power circuit board is vertically arranged, the lateral surface of described aluminium base fin is made to be close to inside the housing top wall of described outer cover body, the lateral surface of described lower aluminium base fin is close to inside the shell bottom wall of described outer cover body, even if described aluminium base fin and described lower aluminium base fin lay respectively at the two ends up and down of described power circuit board, because thermal current has the trend moved upward, cooling blast has the trend moved downward, said structure thus be conducive to the convection current of thermal current, improve the integral heat sink effect of motor of electric motor car controller, described upper bolt mounting strap is set and described lower bolt mounting strap directly by extrusion moulding, can be convenient to processing screw hole, thus assembling or install described aluminium base fin, described lower aluminium base fin and described heat-dissipating casing, and optimize the mounting structure of aluminium base fin, further increase heat dispersion, powerful electric vehicle motor can be applicable to, and improve the useful life of motor of electric motor car controller.
Accompanying drawing explanation
Fig. 1 is the end face structure schematic diagram of a kind of electric machine controller described in the utility model;
Fig. 2 is the structural representation of end cap described in the utility model;
Fig. 3 is the structural representation of seal gasket described in the utility model;
Fig. 4 is the cross-sectional view of aluminium base fin described in the utility model;
Fig. 5 is the end face structure schematic diagram of self-clinching nut rotary stopper section described in the utility model;
Fig. 6 is the cross-sectional view of self-clinching nut described in the utility model.
Embodiment
Below in conjunction with specific embodiments content of the present utility model is described.
As shown in Figures 1 to 6, be a kind of motor controller structure schematic diagram described in the utility model.
A kind of electric machine controller described in the utility model, comprise: tubulose and the heat-dissipating casing of both ends open, with the power circuit board 2 be arranged in heat-dissipating casing, power circuit board 2 is provided with for playing heat radiation and play the aluminium base fin of electric action simultaneously, on aluminium base fin, evenly arrangement is provided with some power tubes 23; Aluminium base fin is vertically installed in the edge of power circuit board 2, and aluminium base fin is medial surface towards the side of power circuit board 2, the side of aluminium base fin power circuit board 2 is dorsad lateral surface, some power tubes 23 are arranged at the medial surface of aluminium base fin, and the lateral surface of aluminium base fin is close to the madial wall of heat-dissipating casing; Heat conductive silica gel 3 is filled with between aluminium base fin and heat-dissipating casing.The radiating fin 12 that heat-dissipating casing comprises outer cover body 11 and is arranged on outer cover body 11 lateral wall, outer cover body 11 comprises housing top wall 111, shell bottom wall 112 and is arranged at two housing sidewall 113 between housing top wall 111 and shell bottom wall 112, aluminium base fin comprises aluminium base fin 21 and lower aluminium base fin 22, the lateral surface of upper aluminium base fin 21 is close to inside the housing top wall 111 of outer cover body 11, and the lateral surface of lower aluminium base fin 22 is close to inside the shell bottom wall 112 of outer cover body 11; The outer middle side part of housing top wall 111 is provided with upper bolt mounting strap 114 along the length direction of heat-dissipating casing, the outer middle side part of shell bottom wall 112 is provided with lower bolt mounting strap 115 along the length direction of heat-dissipating casing, and upper bolt mounting strap 114 and lower bolt mounting strap 115 place do not arrange radiating fin 12.
Particularly, heat-dissipating casing is planar structure for the madial wall of aluminium base fin of fitting, aluminium base fin is arcuate structure, and aluminium base fin bends towards medial surface, the two ends of aluminium base fin are provided with installing hole, be provided with self-clinching nut 24 in each installing hole, self-clinching nut 24 is fastenedly connected by bolt and heat-dissipating casing.Aluminium base fin is processed into arcuate structure by flat configuration, and the medial surface adding aluminium base fin in man-hour is positioned over end face down has on the mould of radian, the lateral surface of self-clinching nut 24 from aluminium base fin is press-fited, press-fiting of self-clinching nut 24 is completed with bending forming one step of aluminium base fin.
Further preferably, self-clinching nut 24 comprises axial limiting section 241 and rotary stopper section 242, and axial limiting section 241 and rotary stopper section 242 lay respectively at the two ends of self-clinching nut 24 axis, axial limiting section 241 is towards the lateral surface of aluminium base fin, the lateral wall of axial limiting section 241 is conical structure and the less one end of external diameter is connected with rotary stopper section 242, the lateral wall of rotary stopper section 242 is arranged at somely be parallel to the spacing fin 243 of self-clinching nut 24 axis around axis centre symmetry arrangement.Particularly, spacing fin 243 can be triangular prism shaped, makes rotary stopper section 242 be zigzag perpendicular to the lateral wall cross sectional shape of self-clinching nut 24 axis.
Further with improvement, a kind of electric machine controller described in the utility model also comprises and is arranged at the end cap 4 of heat-dissipating casing end and the seal gasket 5 between heat-dissipating casing end and end cap 4; End cap 4 is medial surface towards the one side of heat-dissipating casing end, the one side of end cap 4 heat-dissipating casing end is dorsad lateral surface, end cap 4 is provided with the sealed groove coordinating outer cover body 11, and sealed groove is groove structure at the medial surface of end cap 4, and sealed groove is bulge-structure at the lateral surface of end cap 4.And housing top wall 111 and shell bottom wall 112 are all horizontally disposed with, the width of housing top wall 111 is less than shell bottom wall 112, two housing sidewall 113 are symmetrical arranged and include the top of inclination and vertical bottom, sealed groove comprise mutually disjunct correspond to housing top wall 111 top seal groove 41, corresponding to shell bottom wall 112 sealed bottom groove 42 and correspond respectively to two side seal grooves 43 of two housing sidewall 113, side seal groove 43 is fold-line-shaped structure.Seal gasket 5 comprises edge part 51 and central part 52, and the thickness of edge part 51 is greater than central part 52, and the inside edge of edge part 51 is positioned at the inner wall of outer cover body 11.
When a kind of described in assembling installs the electric machine controller of aluminium base fin, first in the installing hole at the two ends of aluminium base fin, self-clinching nut 24 is press-fited: the medial surface of aluminium base fin is positioned over end face down and has on the mould of radian, the lateral surface of self-clinching nut 24 from aluminium base fin is press-fited, thus makes press-fiting of self-clinching nut 24 process a step with the bending forming of aluminium base fin and complete; Then after power circuit board 2, aluminium base fin and some power tubes 23 being assembled, the lateral surface of aluminium base fin is coated with a certain amount of heat conductive silica gel 3, then the power circuit board 2 being assembled with aluminium base fin and some power tubes 23 is assembled in heat-dissipating casing, by bolt, self-clinching nut 24 and heat-dissipating casing is fastenedly connected.Aluminium base fin to be bent and lateral surface is close to the madial wall of heat-dissipating casing towards medial surface, and self-clinching nut 24 is set in the installing hole at aluminium base fin two ends, self-clinching nut 24 is fastenedly connected by bolt and heat-dissipating casing, thus it is tightr to make to fit between aluminium base fin and heat-dissipating casing, the heat conductive silica gel 3 of filling is distributed in equably between aluminium base fin and heat-dissipating casing under squeezing action, the heat conduction and heat radiation performance between aluminium base fin and heat-dissipating casing can be improved.
And then seal gasket 5 is placed on the medial surface of end cap 4, then press together with the end of heat-dissipating casing, be bolted connection, while bolt constantly compresses, the edge part 51 of end cap 4 crush seal rubber cushion 5 makes it distortion and flows in sealed groove, thus has good sealing property; Sealed groove also has the effect preventing end cap 4 to be out of shape simultaneously, makes end cap 4 keep smooth and contacts with outer cover body 11 well; Preferably sealed groove comprises mutual disjunct top seal groove 41, sealed bottom groove 42 and two side seal grooves 43, make sealed groove can not cause distortion in the middle part of end cap 4 when processing, thus avoid the sealing affecting end cap 4, and the side seal groove 43 of preferred fold-line-shaped structure has better anti-deformation effect, not only can prevent horizontal buckling but also can prevent vertical bending.
Above content is in conjunction with specific embodiments to the detailed description that the utility model is done, and can not assert that the utility model is specifically implemented to be only limitted to these explanations.For the utility model person of ordinary skill in the field, without departing from the concept of the premise utility, some simple deduction or replace can also be made, all should be considered as the scope belonging to the utility model protection.
Claims (6)
1. an electric machine controller, it is characterized in that, comprise: tubulose and the heat-dissipating casing of both ends open, with the power circuit board be arranged in described heat-dissipating casing (2), described power circuit board (2) is provided with for playing heat radiation and play upper aluminium base fin (21) and the lower aluminium base fin (22) of electric action simultaneously, described heat-dissipating casing comprises outer cover body (11) and is arranged at the radiating fin (12) on described outer cover body (11) lateral wall, described outer cover body comprises housing top wall (111), shell bottom wall (112), and two housing sidewall (113) be arranged between described housing top wall (111) and shell bottom wall (112), the outer middle side part of described housing top wall (111) is provided with upper bolt mounting strap (114) along the length direction of described heat-dissipating casing, the outer middle side part of described shell bottom wall (112) is provided with lower bolt mounting strap (115) along the length direction of described heat-dissipating casing, described upper bolt mounting strap (114) and described lower bolt mounting strap (115) place do not arrange described radiating fin (12), described aluminium base fin (21) is close to housing top wall (111) inner side of described outer cover body (11), described lower aluminium base fin (22) is close to shell bottom wall (112) inner side of described outer cover body (11).
2. a kind of electric machine controller as claimed in claim 1, it is characterized in that, described heat-dissipating casing is planar structure for the madial wall of fit described aluminium base fin (21) and described lower aluminium base fin (22), described aluminium base fin (21) and described lower aluminium base fin (22) are arcuate structure, and the two ends of described aluminium base fin (21) and described lower aluminium base fin (22) are provided with installing hole, be provided with self-clinching nut (24) in each described installing hole, described self-clinching nut (24) is fastenedly connected by bolt and heat-dissipating casing.
3. a kind of electric machine controller as claimed in claim 1, is characterized in that, is all filled with heat conductive silica gel (3) between described aluminium base fin (21) and described heat-dissipating casing, between described lower aluminium base fin (22) and described heat-dissipating casing.
4. a kind of electric machine controller as claimed in claim 1, is characterized in that, also comprises the end cap (4) being arranged at described heat-dissipating casing end and the seal gasket (5) be positioned between described heat-dissipating casing end and described end cap (4); Described end cap (4) is medial surface towards the one side of described heat-dissipating casing end, the one side of described end cap (4) described heat-dissipating casing end is dorsad lateral surface, described end cap (4) is provided with the sealed groove coordinating described outer cover body (11), described sealed groove is groove structure at the medial surface of described end cap (4), and described sealed groove is bulge-structure at the lateral surface of described end cap (4).
5. a kind of electric machine controller as claimed in claim 4, it is characterized in that, described housing top wall (111) and described shell bottom wall (112) are all horizontally disposed with, the width of described housing top wall (111) is less than described shell bottom wall (112), two described housing sidewall (113) are symmetrical arranged and include the top of inclination and vertical bottom, described sealed groove comprises the disjunct top seal groove (41) corresponding to described housing top wall (111) mutually, corresponding to the sealed bottom groove (42) of described shell bottom wall (112), and correspond respectively to two side seal grooves (43) of two described housing sidewall (113), described side seal groove (43) is fold-line-shaped structure.
6. a kind of electric machine controller as claimed in claim 4, it is characterized in that, described seal gasket (5) comprises edge part (51) and central part (52), the thickness of described edge part (51) is greater than described central part (52), and the inside edge of described edge part (51) is positioned at the inner wall of described outer cover body (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520696158.7U CN204948601U (en) | 2015-09-10 | 2015-09-10 | A kind of electric machine controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520696158.7U CN204948601U (en) | 2015-09-10 | 2015-09-10 | A kind of electric machine controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204948601U true CN204948601U (en) | 2016-01-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520696158.7U Expired - Fee Related CN204948601U (en) | 2015-09-10 | 2015-09-10 | A kind of electric machine controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204948601U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106340462A (en) * | 2016-09-27 | 2017-01-18 | 东泽节能技术（苏州）有限公司 | Installation method of power semiconductor device and controller shell |
-
2015
- 2015-09-10 CN CN201520696158.7U patent/CN204948601U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106340462A (en) * | 2016-09-27 | 2017-01-18 | 东泽节能技术（苏州）有限公司 | Installation method of power semiconductor device and controller shell |
| CN106340462B (en) * | 2016-09-27 | 2019-05-31 | 东泽节能技术（苏州）有限公司 | A kind of installation method of power semiconductor and controller housing |
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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: 20160106 Termination date: 20180910 |
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| CF01 | Termination of patent right due to non-payment of annual fee |