CN205212587U - Rotor punching with radiating effect - Google Patents
Rotor punching with radiating effect Download PDFInfo
- Publication number
- CN205212587U CN205212587U CN201521037146.XU CN201521037146U CN205212587U CN 205212587 U CN205212587 U CN 205212587U CN 201521037146 U CN201521037146 U CN 201521037146U CN 205212587 U CN205212587 U CN 205212587U
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- CN
- China
- Prior art keywords
- wind groove
- groove
- punching
- baffle
- radiating effect
- 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.)
- Expired - Fee Related
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- Motor Or Generator Cooling System (AREA)
Abstract
The utility model discloses a rotor punching with radiating effect compares prior art, has improved the accuracy of air direction, and the radiating effect is better, include towards the piece main part, including being dashing the film trap, setting up in each towards the heat dissipation wind groove between the film trap one by one and run through in the heat dissipation through -hole towards the piece main part of circumference array towards the piece main part in, heat dissipation wind groove includes first wind groove and second wind groove, the quantity in first wind groove is the twice of heat dissipation through -hole quantity, and each first wind groove and each heat dissipation through -hole one -to -one setting are equipped with on the second wind groove and lead stream block, it is located between two adjacent heat dissipation through -holes to lead stream block, the utility model is suitable for a rotor punching with radiating effect.
Description
Technical field
the utility model relates to a kind of technical field of motor manufacture, and more particularly, it relates to a kind of rotor punching with radiating effect.
Background technology
rotor is a vitals indispensable in motor, rotor is superimposed primarily of multiple rotor punching, armature spindle runs through the rotor punching of superposition again, the shape of rotor punching is generally column type thin slice, rotor punching comprises rotor punching main body, several are permutation and through the punching groove of rotor punching circumferentially, due to can heat be produced when rotor operationally can produce the running of high speed, lateral wall due to rotor is circumferential side wall, be difficult to stir rotor ambient air, thus part manufacturer is had can to fill flabellum on armature spindle, thus the flowing of generation air is dispelled the heat to rotor, but because rotor is stacked up by multiple rotor punching, certain gap certainly will be there is between rotor punching, cause heat-conducting effect each other poor, cause the rotor punching temperature away from flabellum side still higher, thus make the weighing apparatus uneven in temperature of whole rotor, larger gap is there will be between rotor punching, have a strong impact on the useful life of electronics rotor.
therefore, application number is that the Chinese patent of 201520195942.X discloses a kind of rotor punching, aim to provide a kind of rotor punching with heat sinking function, comprise punching main body, in punching main body, circumference permutation has several punching grooves, also be provided with some radiation air grooves and the thermal vias through punching main body, some described radiation air grooves are arranged between punching groove one by one, and described radiation air groove one end communicates with the circumferential side wall of punching main body and the other end communicates with thermal vias.
thermal vias quantity due to this punching is less than the quantity of radiation air groove, and air cannot lead adjacent thermal vias by indivedual radiation air groove exactly.Therefore, in order to improve radiating effect further, by more air guiding radiation air groove, also there is the space of improvement in this rotor punching.
Utility model content
for the deficiency that prior art exists, the purpose of this utility model is to provide a kind of rotor with radiating effect, and compared to existing technology, improve the accuracy of air guiding, radiating effect is better.
for achieving the above object, the utility model provides following technical scheme: a kind of rotor punching with radiating effect, comprise punching main body, described punching main body comprises the punching groove of circumferentially array, be arranged at the radiation air groove between each punching groove one by one, and through the thermal vias of punching main body, described radiation air groove comprises the first wind groove and the second wind groove, the quantity of described first wind groove is the twice of thermal vias quantity, each first wind groove and each thermal vias one_to_one corresponding are arranged, second wind groove is provided with baffle, described baffle is between adjacent two thermal vias.
by adopting technique scheme, set the quantity of the first wind groove and thermal vias, while guarantee radiating effect, what minimizing thermal vias was too much offer and the decline of the utility model structural strength that causes; By baffle, lead the air of leading along the first wind groove adjacent thermal vias, thus improve the utilization of air, enters one and improve radiating effect.
further, the cell wall of described baffle and the second wind groove is wholely set;
baffle structure triangular in shape, and the side of baffle is connected to the cell wall of the second wind groove, the circular arc planar of junction just to the first wind groove and for caving in of the other both sides of baffle.
by adopting technique scheme, the baffle be wholely set ensure that the firm of self, by two sides of the circular arc planar in depression, first wind groove is led the air come, lead the louvre of both sides more efficiently, avoid air after the impact in the face of the second wind groove sidewall, dispel, arc surface has relaxed the impact of air, and lead air thermal vias more quickly and accurately.
further, the groove width of described first wind groove reduces from the outer circumference surface of punching main body gradually to direction, the center of circle.
by adopting technique scheme, improving the flow velocity of air by reducing circulation area, thus improving radiating efficiency further.
further, the both sides of described baffle are equipped with deep bead, and deep bead stretches out from baffle.
by adopting technique scheme, reducing air and running off between the gap of each punching, improve utilance and the radiating effect of air further.
in sum, the utility model has following beneficial effect: on the basis of reducing thermal vias quantity, more effectively to be led by the air that the first wind groove blows adjacent thermal vias, compared to existing technology by baffle, improve the accuracy of air guiding, radiating effect is better.
Accompanying drawing explanation
fig. 1 is the structural representation of the utility model embodiment;
fig. 2 is the schematic diagram of the utility model embodiment.
in figure: 1, punching groove; 21, the first wind groove; 22, the second wind groove; 3, baffle; 4, thermal vias; 5, deep bead.
Embodiment
referring to figs. 1 through Fig. 2, a kind of rotor punching with radiating effect, comprise punching main body, described punching main body comprises the punching groove 1 of circumferentially array, be arranged at the radiation air groove between each punching groove 1 and the thermal vias 4 through punching main body one by one, described radiation air groove comprises the first wind groove 21 and the second wind groove 22, the quantity of described first wind groove 21 is the twice of thermal vias 4 quantity, each first wind groove 21 is arranged with each thermal vias 4 one_to_one corresponding, second wind groove 22 is provided with baffle 3, and described baffle 3 is between adjacent two thermal vias 4.
by above-mentioned improvement, the quantity being equivalent to thermal vias 4 is the half of punching groove 1 quantity of the present utility model, and neither impact is normal uses, by ensureing heat radiation.
corner on first wind groove 21 is all preferably designed to fillet, improves the flow efficiency of air.
set the quantity of the first wind groove 21 and thermal vias 4, while guarantee radiating effect, reduce too much the offering and the decline of the utility model structural strength that causes of thermal vias 4; By baffle 3, by the thermal vias 4 that the air of leading along the first wind groove 21 leads adjacent, thus improve the utilization of air, enter one and improve radiating effect.
further, the cell wall of described baffle 3 and the second wind groove 22 is wholely set;
baffle 3 structure triangular in shape, and the side of baffle 3 is connected to the cell wall of the second wind groove 22, the circular arc planar of junction just to the first wind groove 21 and for caving in of the other both sides of baffle 3.
the baffle 3 be wholely set ensure that the firm of self, by two sides of the circular arc planar in depression, first wind groove 21 is led the air come, lead the louvre of both sides more efficiently, avoid air after the impact in the face of the second wind groove 22 sidewall, dispel, arc surface has relaxed the impact of air, and lead air thermal vias 4 more quickly and accurately.
further, the groove width of described first wind groove 21 reduces from the outer circumference surface of punching main body gradually to direction, the center of circle.
by design and experiment, the width of first wind groove 21 two groove width is than best about 1:0.6 ~ 0.8.
improve the flow velocity of air by reducing circulation area, thus improve radiating efficiency further.
further, the both sides of described baffle 3 are equipped with deep bead 5, and deep bead 5 stretches out from baffle 3.
the design class of deep bead 5 is like the structure of convex edge.
reduce air to run off between the gap of each punching, improve utilance and the radiating effect of air further.
the above is only preferred implementation of the present utility model, protection range of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection range of the present utility model.
it should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (4)
1.
a kind of rotor punching with radiating effect, comprise punching main body, described punching main body comprises the punching groove of circumferentially array, be arranged at the radiation air groove between each punching groove and the thermal vias through punching main body one by one, described radiation air groove comprises the first wind groove and the second wind groove, it is characterized in that: the quantity of described first wind groove is the twice of thermal vias quantity, each first wind groove and each thermal vias one_to_one corresponding are arranged, second wind groove is provided with baffle, and described baffle is between adjacent two thermal vias.
2.
the rotor punching with radiating effect according to claim 1, is characterized in that: the cell wall of described baffle and the second wind groove is wholely set;
baffle structure triangular in shape, and the side of baffle is connected to the cell wall of the second wind groove, the circular arc planar of junction just to the first wind groove and for caving in of the other both sides of baffle.
3.
the rotor punching with radiating effect according to claim 2, is characterized in that: the groove width of described first wind groove reduces from the outer circumference surface of punching main body gradually to direction, the center of circle.
4.
the rotor punching with radiating effect according to claim 2, is characterized in that: the both sides of described baffle are equipped with deep bead, and deep bead stretches out from baffle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521037146.XU CN205212587U (en) | 2015-12-14 | 2015-12-14 | Rotor punching with radiating effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521037146.XU CN205212587U (en) | 2015-12-14 | 2015-12-14 | Rotor punching with radiating effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205212587U true CN205212587U (en) | 2016-05-04 |
Family
ID=55850277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521037146.XU Expired - Fee Related CN205212587U (en) | 2015-12-14 | 2015-12-14 | Rotor punching with radiating effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205212587U (en) |
-
2015
- 2015-12-14 CN CN201521037146.XU patent/CN205212587U/en not_active Expired - Fee Related
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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: 20160504 Termination date: 20171214 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |