CN204465263U - A kind of motor - Google Patents
A kind of motor Download PDFInfo
- Publication number
- CN204465263U CN204465263U CN201520044807.5U CN201520044807U CN204465263U CN 204465263 U CN204465263 U CN 204465263U CN 201520044807 U CN201520044807 U CN 201520044807U CN 204465263 U CN204465263 U CN 204465263U
- Authority
- CN
- China
- Prior art keywords
- rotating shaft
- blade
- casing
- end cap
- coiling group
- 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
Links
Landscapes
- Motor Or Generator Cooling System (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model provides a kind of motor, belongs to technical field of motors.It solve existing motor radiating poor, motor performance affects large problem by temperature rise.This motor, comprise casing, the stators and rotators assembly be arranged in casing, described rotor assembly comprises rotating shaft and is arranged on the coiling group in rotating shaft, casing is all protruded in the two ends of described rotating shaft, in one end of rotating shaft, external wind wheel is installed, also sheathed and be provided with interior fan blade in rotating shaft, described interior fan blade is positioned at the side of coiling group and is arranged on casing.This motor has that radiating effect is fast, electric machine temperature rise is low, the advantage of function admirable.
Description
Technical field
The utility model belongs to technical field of motors, relates to a kind of motor.
Background technology
Motor refers to that the foundation law of electromagnetic induction realizes the conversion of electric energy or a kind of calutron of transmission, and because electric energy converts in kinetic energy process, coiling group easily produces heat, affects the transfer ratio of energy.
Chinese patent CN201639395U discloses a kind of brushless generator field, comprise stator, rotor, interior loop, protecgulum, front impeller and bonnet, protecgulum, stator and bonnet successively load are an entirety, rotor is provided with armature spindle, armature spindle is supported on protecgulum and bonnet is provided with on bearing, the two ends of armature spindle pass respectively from protecgulum and bonnet, the part that armature spindle stretches out from protecgulum is fitted with front impeller, interior loop is fixed on bonnet, and stretch in annular groove that rotor has, bonnet is fixed with interior loop towards the side of stator, its another side is provided with cannelure, rectifier bridge is fitted with in cannelure, the part that armature spindle stretches out from bonnet is fitted with rear impeller, the outer end of rear impeller is provided with the dust cap with bonnet load, and dust cap is provided with ventilation hole.
Above-mentioned electric motor with vane wheel is arranged on outside, can reduce the temperature on shell, but bad to the temperature decreasing effect in coiling group, and temperature rise is the key factor affecting motor performance, needs to improve.
Summary of the invention
The purpose of this utility model there are the problems referred to above for existing technology, proposes the motor that a kind of radiating effect is fast, temperature rise is low.
The purpose of this utility model realizes by following technical proposal: a kind of motor, comprise casing, the stators and rotators assembly be arranged in casing, described rotor assembly comprises rotating shaft and is arranged on the coiling group in rotating shaft, casing is all protruded in the two ends of described rotating shaft, in one end of rotating shaft, external wind wheel is installed, it is characterized in that, also sheathed and be provided with interior fan blade in rotating shaft, described interior fan blade is positioned at the side of coiling group and is arranged on casing.
In above-mentioned a kind of motor, described interior fan blade comprise circular substrate protrusion vertical with from substrate and uniform ring around some blades, described blade is towards coiling group, described blade comprises wind-guiding face, lee face, the arc end of connection wind-guiding face and lee face and tangent plane end, the radius of curvature of described lee face is greater than the radius of curvature in wind-guiding face, the cross section of blade becomes large by arc end gradually to tangent plane end, and described arc end, towards the axle center of interior fan blade, exists air duct between two adjacent blades.
In above-mentioned a kind of motor, the described outer surface of tangent plane end overlaps with the outer circumference surface of substrate.
In above-mentioned a kind of motor, the circumcircle diameter of described tangent plane end is less than the external diameter of substrate.
In above-mentioned a kind of motor, the connecting portion that described substrate comprises plectane portion and protrudes along the axis in plectane portion, described blade from the protrusion in plectane portion and with connecting portion homonymy, described connecting portion offers the connecting hole run through, offer a locating surface in described connecting hole, described rotating shaft is passed connecting hole and interior fan blade is fastened in rotating shaft.
In above-mentioned a kind of motor, described casing comprises front end housing and rear end cap, the two ends of stator to be resisted against respectively on front end housing and rear end cap and to be fastened by bolts, the two ends of described rotating shaft are arranged on front end housing and rear end cap respectively, described coiling group is positioned at stator, is provided with heat dissipation channel between described stator and coiling group, described rear end cap offers the louvre being communicated to external wind wheel, described heat dissipation channel is communicated to louvre, and described interior fan blade to be arranged in rotating shaft and towards louvre.
In above-mentioned a kind of motor, described rear end cap comprises installation portion and from foot section to two foot section that the incline direction of both sides extends, described installation portion offers installing hole, and described rotating shaft is arranged in installing hole, and described stator is arranged in foot section.
In above-mentioned a kind of motor, described rotor assembly also comprises commutator, and described commutator to be arranged in rotating shaft and to be arranged on the opposite side of coiling group, and described rear end cap is provided with brush assembly of electric, and described brush assembly of electric is corresponding with commutator to be arranged.
In above-mentioned a kind of motor, be provided with fan housing, fan housing offers exhaust outlet in the outside of rear end cap, described external wind wheel is positioned at fan housing and just to exhaust outlet.
In above-mentioned a kind of motor, described external wind wheel comprises fixed head and protrudes some air draft leaves of fixed head, and the blade of described air draft leaf is arc surfaced and end cap rolls tiltedly distribution backwards.
Compared with prior art, the utility model has following advantage:
1, arrange interior fan blade the heat that coiling group produces to be dispelled timely, reduce the temperature of coiling group, effectively solve the problem of temperature rise of motor, improve the performance of motor.
2, the shape of blade is from inside to outside, ascending, and from large to small, wind concentration, wind-force is large for the air duct therefore formed.
3, heat dissipation channel and louvre are set, the heat in casing effectively can be blown out outside casing, thus, air can be made to circulate fast, reduce the temperature of motor.
4, arrange external wind wheel absorb in louvre the heat of discharging and blow out exhaust outlet, improve air passage rates, forming one with interior fan blade inhales a form of arranging simultaneously, greatly improves the efficiency that heat distributes, reduces the temperature rise of motor.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of the utility model rotor assembly.
Fig. 3 is the structural representation of interior fan blade in the utility model.
Fig. 4 is the structural representation of external wind wheel in the utility model.
Fig. 5 is the structural representation of rear end cap in the utility model.
In figure, 1, casing; 11, front end housing; 12, rear end cap; 121, installation portion; 122, foot section; 123, installing hole; 2, stator; 3, rotor assembly; 31, coiling group; 32, interior fan blade; 321, substrate; 3211, connecting portion; 3212, connecting hole; 3213, locating surface; 3214, plectane portion; 322, blade; 3221, wind-guiding face; 3222, lee face; 3223, arc end; 3224, tangent plane end; 323, air duct; 33, rotating shaft; 34, commutator; 35, external wind wheel; 351, fixed head; 352, air draft leaf; 4, brush assembly of electric; 5, fan housing; 51, exhaust outlet; 6, heat dissipation channel; 7, louvre; .
Embodiment
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As depicted in figs. 1 and 2, this motor, comprise casing 1, be arranged on stator 2 in casing 1 and rotor assembly 3, shell is arranged with outside casing 1, the coiling group 31 that rotor assembly 3 comprises rotating shaft 33 and is arranged in rotating shaft 33, casing 1 is all protruded at the two ends of rotating shaft 33, is provided with external wind wheel 35 in one end of rotating shaft 33, also sheathed and be provided with interior fan blade 32 in rotating shaft 33, interior fan blade 32 is positioned at the side of coiling group 31 and is arranged on casing 1.Fan blade 32 in rotating shaft 33 is installed, interior fan blade 32 can rotate with rotating shaft 33 and drive the air current flow in casing 1, and therefore, the heat that coiling group 31 produces can dispel by fan blade 32 in time, reduces the temperature of coiling group 31, improves the performance of motor.
As shown in Figures 2 and 3, interior fan blade 32 comprise circular substrate 321 protrusion vertical with from substrate 321 and uniform ring around some blades 322, blade 322 is towards coiling group 31, namely blade 322 is around the rounded array arrangement of axis of substrate 321, blade 322 is distributed in the side of substrate 321 and does not give prominence to outer peripheral face, blade 322 comprises wind-guiding face 3221, lee face 3222, connect arc end 3223 and the tangent plane end 3224 of wind-guiding face 3221 and lee face 3222, the radius of curvature of lee face 3222 is greater than the radius of curvature in wind-guiding face 3221, the cross section of blade 322 becomes large by arc end 3223 gradually to tangent plane end 3224, arc end 3223 is towards the axle center of interior fan blade 32, air duct 323 is there is between two adjacent blades 322.
As preferably, the outer surface of tangent plane end 3224 overlaps with the outer circumference surface of substrate 321.
As preferably, the circumcircle diameter of tangent plane end 3224 is less than the external diameter of substrate 321.
Arrange substrate 321 blade 322 be arranged to one or be fixedly connected with, can export air-flow to coiling group 31, transfer efficiency is high; Blade 322 arranges wind-guiding face 3221 and lee face 3222 and the radius of curvature of lee face 3222 is greater than the radius of curvature in wind-guiding face 3221, therefore, blade 322 is formed interior and outer cross section becomes large gradually, air duct 323 between two adjacent blades 322 gradually from large to small, can play the effect improving wind speed, wind speed is strengthened and concentrates, arc end 3223 is arranged to circular arc, resistance is little, is easily imported in air duct 323 by wind.
The connecting portion 3211 that substrate 321 comprises plectane portion 3214 and protrudes along the axis in plectane portion 3214, blade 322 from the protrusion in plectane portion 3214 and with connecting portion 3211 homonymy, connecting portion 3211 offers the connecting hole 3212 run through, a locating surface 3213 is offered in connecting hole 3212, as preferably, locating surface 3213 is set to two parallel surfaces, and the two ends of two locating surfaces 3213 are by circular sliding slopes, and rotating shaft 33 is passed connecting hole 3212 and interior fan blade 32 is fastened in rotating shaft 33.Arrange connecting portion 3211 and play the effect strengthening substrate 321, be out of shape little, at high speed, substrate 321 is not yielding; Location hole is arranged locating surface 3213, facilitate the installation of substrate 321, the moment of torsion simultaneously transmitted is large, not easily skids.
As shown in Figure 1, casing 1 comprises front end housing 11 and rear end cap 12, the two ends of stator 2 to be resisted against respectively on front end housing 11 and rear end cap 12 and to be fastened by bolts, that is: construction bolt run through stator 2 on rear end cap 12, stator 2 is fixed to front end housing 11, as preferably, also stator 2 can be arranged in front end housing 11 and rear end cap 12, the two ends of rotating shaft 33 are arranged on front end housing 11 and rear end cap 12 respectively, coiling group 31 is positioned at stator 2, heat dissipation channel 6 is provided with between stator 2 and coiling group 31, rear end cap 12 offers the louvre 7 being communicated to external wind wheel 35, heat dissipation channel 6 is communicated to louvre 7, interior fan blade 32 to be arranged in rotating shaft 33 and towards louvre 7.
Be arranged on by stator 2 between front end housing 11 and rear end cap 12 or in being arranged on, position easy for installation easily regulates the relative position between stator 2 and coiling group 31, and structure is simple; Heat dissipation channel 6 is set between stator 2 and coiling group 31, wind blows out from one end of coiling group 31 along heat dissipation channel 6 to the other end of coiling group 31 by interior fan blade 32, the heat of whole coiling group 31 can be taken away, reduce the overall heat of coiling group 31, rapid heat dissipation, smooth and easy, reduce the overall temperature rise of motor, improve performance; Heat can be discharged outside casing 1 from louvre 7, can not be trapped in casing 1, thus reaches the object reducing temperature, and integral heat sink is effective.
As shown in Figure 1 and Figure 5, rear end cap 12 comprises installation portion 121 and from foot section 122 to two foot section 122 that the incline direction of both sides extends, that is: rear end cap 12 entirety is in " V " font and flat-shaped, installation portion 121 offers installing hole 123, rotating shaft 33 is arranged in installing hole 123, stator 2 is arranged in foot section 122, and the space between the both sides of rear end cap 12 and stator 2 forms louvre 7, and formation two is symmetrical.Arrange foot section 122 can and stator 2 between form more roomy louvre 7, and depth is large, and heat dissipation channel 6 is directly communicated to louvre 7, rapid heat dissipation, and heat is easily discharged.
Rotor assembly 3 also comprises commutator 34, and commutator 34 to be arranged in rotating shaft 33 and to be arranged on the opposite side of coiling group 31, and rear end cap 12 is provided with brush assembly of electric 4, brush assembly of electric 4 is corresponding with commutator 34 to be arranged.Arranging brush assembly of electric 4 and commutator 34 can make the course changing control of motor flexible, controls rapidly.
As shown in Figure 1 and Figure 4, in the outside of rear end cap 12, fan housing 5 is installed, fan housing 5 offers exhaust outlet 51, external wind wheel 35 is positioned at fan housing 5 and just to exhaust outlet 51, external wind wheel 35 comprises fixed head 351 and protrudes some air draft leaves 352 of fixed head 351, the blade 322 of air draft leaf 352 end cap 12 side tilt distribution in arc surfaced and backwards.
At rear end cap 12 arranged outside fan housing 5, external wind wheel 35 is set in fan housing 5, the heat of discharging in louvre 7 can siphon away and discharge from exhaust outlet 51 by external wind wheel 35, interior fan blade 32 and external wind wheel 35 form the function of " arranges inhales ", make the circulation of air rapider, thus improve underspeeding of temperature, rapid heat dissipation; External wind wheel 35 arranges air draft leaf 352, and the air-flow Accelerating Removal that can will distribute in louvre 7, air draft leaf 352 is arranged to the flowing that circular arc is conducive to gas.
The utility model in an initial condition, brush assembly of electric 4 and commutator 34 control electric machine rotation, coiling group 31 is under the electromagnetic induction effect of stator 2, rotating shaft 33 is rotated and is driven interior fan blade 32 to rotate, the heat that in coiling group 31, electric current produces, interior fan blade 32 drives air circulation and makes the heat in coiling group 31 be expelled to fan housing 5 through heat dissipation channel 6 circulation louvre 7 of going forward side by side, external wind wheel 35 rotates with rotating shaft 33 and produces suction, heat in louvre 7 is accelerated sucking-off and discharges from exhaust outlet 51, reduce the bulk temperature of motor, thus, the temperature rise of motor is low, improve overall performance, realize the target that motor runs up.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (10)
1. a motor, comprise casing, the stators and rotators assembly be arranged in casing, described rotor assembly comprises rotating shaft and is arranged on the coiling group in rotating shaft, casing is all protruded in the two ends of described rotating shaft, in one end of rotating shaft, external wind wheel is installed, it is characterized in that, also sheathed and be provided with interior fan blade in rotating shaft, described interior fan blade is positioned at the side of coiling group and is arranged on casing.
2. a kind of motor according to claim 1, it is characterized in that, described interior fan blade comprise circular substrate protrusion vertical with from substrate and uniform ring around some blades, described blade is towards coiling group, described blade comprises wind-guiding face, lee face, the arc end of connection wind-guiding face and lee face and tangent plane end, the radius of curvature of described lee face is greater than the radius of curvature in wind-guiding face, the cross section of blade becomes large by arc end gradually to tangent plane end, towards the axle center of interior fan blade, between two adjacent blades, there is air duct in described arc end.
3. a kind of motor according to claim 2, is characterized in that, the described outer surface of tangent plane end overlaps with the outer circumference surface of substrate.
4. a kind of motor according to claim 2, is characterized in that, the circumcircle diameter of described tangent plane end is less than the external diameter of substrate.
5. a kind of motor according to claim 2, it is characterized in that, the connecting portion that described substrate comprises plectane portion and protrudes along the axis in plectane portion, described blade protrude from the side in plectane portion and with connecting portion homonymy, described connecting portion offers the connecting hole run through, offer a locating surface in described connecting hole, described rotating shaft is passed connecting hole and interior fan blade is fastened in rotating shaft.
6. a kind of motor according to any one of claim 1 to 5, it is characterized in that, described casing comprises front end housing and rear end cap, the two ends of stator to be resisted against respectively on front end housing and rear end cap and to be fastened by bolts, the two ends of described rotating shaft are arranged on front end housing and rear end cap respectively, described coiling group is positioned at stator, heat dissipation channel is provided with between described stator and coiling group, described rear end cap offers the louvre being communicated to external wind wheel, described heat dissipation channel is communicated to louvre, and described interior fan blade to be arranged in rotating shaft and towards louvre.
7. a kind of motor according to claim 6, it is characterized in that, described rear end cap comprises installation portion and from foot section to two foot section that the incline direction of both sides extends, described installation portion offers installing hole, described rotating shaft is arranged in installing hole, and described stator is arranged in foot section.
8. a kind of motor according to claim 6, it is characterized in that, described rotor assembly also comprises commutator, and described commutator to be arranged in rotating shaft and to be arranged on the opposite side of coiling group, described rear end cap is provided with brush assembly of electric, and described brush assembly of electric is corresponding with commutator to be arranged.
9. a kind of motor according to claim 6, is characterized in that, is provided with fan housing, fan housing offers exhaust outlet in the outside of rear end cap, and described external wind wheel is positioned at fan housing and just to exhaust outlet.
10. a kind of motor according to claim 9, is characterized in that, described external wind wheel comprises fixed head and protrudes some air draft leaves of fixed head, and the blade of described air draft leaf is arc surfaced and end cap rolls tiltedly distribution backwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520044807.5U CN204465263U (en) | 2015-01-22 | 2015-01-22 | A kind of motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520044807.5U CN204465263U (en) | 2015-01-22 | 2015-01-22 | A kind of motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204465263U true CN204465263U (en) | 2015-07-08 |
Family
ID=53672089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520044807.5U Expired - Fee Related CN204465263U (en) | 2015-01-22 | 2015-01-22 | A kind of motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204465263U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104638837A (en) * | 2015-01-22 | 2015-05-20 | 宁波金锐机械有限公司 | Motor |
| CN116317282A (en) * | 2023-04-14 | 2023-06-23 | 江苏恒康机电有限公司 | Fan blade convenient to mount and connect and used for industrial motor and mounting method thereof |
-
2015
- 2015-01-22 CN CN201520044807.5U patent/CN204465263U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104638837A (en) * | 2015-01-22 | 2015-05-20 | 宁波金锐机械有限公司 | Motor |
| CN116317282A (en) * | 2023-04-14 | 2023-06-23 | 江苏恒康机电有限公司 | Fan blade convenient to mount and connect and used for industrial motor and mounting method thereof |
| CN116317282B (en) * | 2023-04-14 | 2023-11-03 | 江苏恒康机电有限公司 | Fan blade convenient to mount and connect and used for industrial motor and mounting method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206175256U (en) | High -efficient axial fan | |
| CN107681830B (en) | Totally-enclosed motor, air-cooled impeller thereof and electric vehicle using motor | |
| CN104638837A (en) | Motor | |
| CN210371283U (en) | Integral runner axial flow fan with embedded impeller of motor | |
| CN108488082A (en) | The shaftless ducted fan of torque self-balancing or shaftless culvert channel blade are driven in aircraft electricity consumption | |
| CN103486081B (en) | Axial flow fan blade, fan and air conditioner outdoor unit | |
| CN204465263U (en) | A kind of motor | |
| CN202142951U (en) | Motor and shredder having air-cooled heat radiating apparatus | |
| WO2011094916A1 (en) | High-efficiency high-power vertical axis wind generator | |
| CN203548269U (en) | Backward type centrifugal fan | |
| CN206004475U (en) | A kind of motor of convenient radiating | |
| CN101832283B (en) | Three- impeller axial flow fan of subway traction motor brake cooling system | |
| CN206422630U (en) | Electric machine for fan with air-cooled configuration | |
| CN102852854A (en) | Floor type air conditioner and oblique flow fan thereof | |
| CN202883468U (en) | Floor-stand air conditioner and oblique flow fan thereof | |
| CN201650809U (en) | Three-impeller rectifying axial flow fan specially used for subway traction motor brake cooling system | |
| CN209586720U (en) | A kind of centrifugal blower rotary air centrifugal force generating device | |
| CN201650810U (en) | Three-impeller steady-flow axial flow fan specially used for subway traction motor brake cooling system | |
| CN106787396A (en) | Electric machine for fan with air-cooled configuration | |
| CN202737668U (en) | Wind scooper of high-voltage motor | |
| CN201298782Y (en) | Rotor structure for increasing self-fanning and cooling ability and reducing temperature increase of motor | |
| CN106230189A (en) | A kind of motor of convenient heat radiation | |
| CN107100791B (en) | Highway wind-electricity complementary power generator based on low windage wind gathering cover | |
| CN101917102B (en) | Three-phase asynchronous motor hollow shaft with air deflectors | |
| CN205565959U (en) | A generator for motor vehicle and front end housing thereof |
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: 20150708 Termination date: 20190122 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |