CN205911931U - Inhale yarn fan brushless motor - Google Patents
Inhale yarn fan brushless motor Download PDFInfo
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- CN205911931U CN205911931U CN201620819220.1U CN201620819220U CN205911931U CN 205911931 U CN205911931 U CN 205911931U CN 201620819220 U CN201620819220 U CN 201620819220U CN 205911931 U CN205911931 U CN 205911931U
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- blower fan
- electric machine
- brushless electric
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Abstract
The utility model relates to the technical field of electric machine, a inhale yarn fan brushless motor has specifically been revead. This motor includes casing, front end housing, rear end cap, rotor, stator, motor shaft, bearing group, hall sensing element, magnetic ring, holding case. The utility model discloses a hall sensing element, can be to real -time feedback of the working condition of motor and intelligent control. According to inhale yarn fan brushless motor's operating mode characteristics, radial compressive capacity can improve including two at least bearings in first bearing group, the improvement has been made to bearing parts: bearing group does not have the snap -on indoor at the bearing of end cover, but indoor at the bearing of end cover through steel ring indirect fixation, has reduced the wearing and tearing of end cover subassembly, volution and retaining ring.
Description
Technical field
This utility model is related to technical field of motors, more particularly, to a kind of suction yarn blower fan brushless electric machine.
Background technology
Traditional suction yarn blower fan, is the induction machine using a relatively high power, is compressed to one group of bobbin-winding machine by air
(one group of bobbin-winding machine is generally 12) carries out long-term work, when in wherein 12 bobbin-winding machines, some quits work, high-power
Induction machine be still always maintained at rated power work, consumed energy is big.Traditional suction yarn blower fan, does not apply brush DC
Motor drive and control technology, therefore do not apply the problem of hall signal conveying, do not have Hall installation specification.Existing
Brush DC control technology, is not directed to particular/special requirement in the art, application precedent useless yet.And inhale the work of yarn blower fan
Environment is more severe, very high to the bearing requirements inhaling yarn blower fan brushless electric machine, and the motor shaft inhaling yarn blower fan needs diametrically to hold
By huge pressure, greatly reduce the service life of bearing, thus reducing the service life inhaling yarn blower fan.
Utility model content
Main purpose of the present utility model, for providing one kind can save suction yarn blower fan energy loss, improves its service life
Suction yarn blower fan brushless electric machine.
In order to realize above-mentioned technical purpose, the utility model proposes following technical scheme:
A kind of suction yarn blower fan brushless electric machine, it includes casing, drive end bearing bracket, rear end cap, rotor, stator, motor shaft, Hall sense
Answer element, magnet ring, storage box；Described casing is tubular, and described drive end bearing bracket and described rear end cap are covered on described casing respectively
Two ends；Described stator is fixed in described casing；Described rotor is located at the inner side of described stator, and described motor shaft wears and fixes
On described rotor；The axis of described stator, rotor and motor shaft three coincides；It is fixed with first axle on described drive end bearing bracket
Hold group, described clutch shaft bearing group includes at least two bearings, and this clutch shaft bearing group is sheathed on the free end of described motor shaft；Described
Second bearing group is fixed with rear end cap, described second bearing group includes at least one bearing, this second bearing is sheathed on described
The tail end of motor shaft；Described storage box is the cavity of one end open, is arranged at the outside of described rear end cap, and one end of its opening is solid
On described rear end cap；Described hall sensing element is arranged in described storage box；The tail end of described motor shaft stretches into described
Storage box；Described magnet ring is sheathed on the tail end of described motor shaft, corresponding with described hall sensing element.
Further, described suction yarn blower fan brushless electric machine, the bearing interior that wherein said clutch shaft bearing group is located is provided with
First steel ring, the first steel ring is socketed on each bearing of described clutch shaft bearing group；And/or, the bearing that described second bearing group is located
Interior is provided with the second steel ring, and the second steel ring is socketed on each bearing of described second bearing group.
Further, described suction yarn blower fan brushless electric machine, also includes back-up ring, this back-up ring is resisted against in clutch shaft bearing group and is in
The inner ring of the bearing outside the free end of described motor shaft.
Further, described suction yarn blower fan brushless electric machine, is also included with externally threaded volution, described first steel ring setting
There is female thread, described volution is adaptedly connected with female thread by external screw thread with the first steel ring；Described volution is resisted against described
It is in the outer ring of the bearing outside the free end of described motor shaft in one bearing group.
Further, described suction yarn blower fan brushless electric machine, wherein said hall sensing element includes being fixed on described rear end
The Hall support covering and the Hall Plate being fixed on described Hall support.
Further, described suction yarn blower fan brushless electric machine, the tail end of wherein said motor shaft is arranged with magnet ring seat, described magnetic
Ring set is on described magnet ring seat.
Further, described suction yarn blower fan brushless electric machine, the side wall of wherein said storage box is provided with through hole, connects institute
The lead stating hall sensing element passes through described through hole.
Further, described suction yarn blower fan brushless electric machine, wherein said through hole is fixed with the first pilot protection set, lead
Fixation is set in the described storage box of entrance in described first pilot protection set and is connected with described hall sensing element.
Further, described suction yarn blower fan brushless electric machine, the side wall of wherein said casing is provided with stator lead hole, institute
State and at stator lead hole, be provided with the second pilot protection set, stator lead fixation is set in described second pilot protection set and enters
Described casing.
Further, described first pilot protection covers the pilot protection set for quality of rubber materials.
Further, described second pilot protection covers the pilot protection set for quality of rubber materials.
Further, described suction yarn blower fan brushless electric machine, is provided with the fin of a plurality of projection outside wherein said casing.
Further, described suction yarn blower fan brushless electric machine, wherein also includes stator end plate, described stator end plate is fixed on institute
State the two ends of stator.
Further, described suction yarn blower fan brushless electric machine, wherein also includes magnet steel, and described magnet steel fixation is set around described
On rotor.
The beneficial effects of the utility model include: the utility model proposes inhale yarn blower fan brushless electric machine adopt Hall
Sensing element, can be to the working condition Real-time Feedback of motor and Based Intelligent Control.Inhale yarn blower fan and winder synchronize collaborative work,
When by the yarn of bobbin-winding machine, there being the bad problem such as knotting, broken string to occur, when needing to inhale yarn blower fan work, inhale yarn blower fan
Start working, during normal operation, be in holding state, thus greatly improve the utilization rate inhaling yarn blower fan, decrease energy and disappear
Consumption, improves the working life of motor.Meanwhile, according to the features inhaling yarn blower fan brushless electric machine, parts of bearings is made
Improve: clutch shaft bearing group includes at least two bearings, can improve radial direction anti-pressure ability；Bearing group is not directly anchored to end cap
Bearing indoor, but be indirectly fixed to the bearing interior of end cap by steel ring, reduce the abrasion of end-cap assembly；Volution and gear
The design of circle protects the stability of motor rotation again.Additionally, through hole and pilot protection set make lead and hall sensing element
Connection, stator lead and stator driving device connection all safety and stability；Outside casing, setting fin can strengthen radiating effect.
Brief description
Fig. 1 is the internal structure schematic diagram inhaling yarn blower fan brushless electric machine in this utility model one embodiment；
Fig. 2 is the overall schematic inhaling yarn blower fan brushless electric machine in this utility model one embodiment.
The realization of this utility model purpose, functional characteristics and advantage will be described further in conjunction with the embodiments referring to the drawings.
Specific embodiment
It should be appreciated that specific embodiment described herein, only in order to explain this utility model, is not used to limit this
Utility model.
With reference to Fig. 1, a kind of suction yarn blower fan brushless electric machine of the present utility model, it includes casing 101, drive end bearing bracket 103, rear end
Lid 108, rotor 106, stator 102, motor shaft 105, bearing 1041, bearing 1042, bearing 1043, hall sensing element, magnet ring
205th, storage box 201, the first steel ring 111, the second steel ring 113, volution 112, back-up ring 110.Said machine casing 101 is tubular, front end
Lid 103 and rear end cap 108 are covered on the two ends of casing 101 respectively.Stator 102 is fixed in casing 101, and rotor 106 is located at fixed
The inner side of son 102, motor shaft 105 wears and is fixed on rotor 106, in stator 102, rotor 106 and motor shaft 105 three
Axis coincides.
The free end of motor shaft 105 and tail end are respectively provided with clutch shaft bearing group and second bearing group.Clutch shaft bearing group includes
Bearing 1041 and bearing 1042, second bearing group includes bearing 1043.Before the bearing 1041 of free end and bearing 1042 are fixed on
In first steel ring 111 of end cap 103 upper bearing (metal) room, the bearing 104 of tail end is fixed on the first steel ring of rear end cap 108 upper bearing (metal) room
In 111.The design being supported using duplex bearing due to free end, the radial direction reducing bearing bears pressure, improves motor
Ruggedness.Clutch shaft bearing group is not directly anchored on end cap, but is socketed in the first steel ring 111, decreases end cap and holds
Be subject to rubs, and extends the life-span of end cap.Outside bearing 1042, there are a back-up ring 110 being resisted against bearing 1042 inner ring, back-up ring
110 are nested in the default groove position of motor shaft 105, play the effect of fixing bearing 1042 inner ring position.First steel ring 111 also sets
There is female thread, link together with the first steel ring 111 with being adapted to externally threaded volution 112 therewith, lock outside bearing 1042
The position of circle.The bearing that second steel ring 113 is arranged at rear end cap is indoor, is inside socketed with bearing 1043, equally decreases end cap and hold
Be subject to rubs, and extends the life-span of end cap.
Storage box 201 is the cavity of one end open, is arranged at the outside of rear end cap 108, after one end of its opening is fixed on
On end cap 108.Hall sensing element is arranged in storage box 201, and the tail end of motor shaft 105 stretches into storage box 201, magnet ring 205
It is sheathed on the tail end of motor shaft 105, corresponding with hall sensing element.
The hall sensing element that yarn blower fan brushless electric machine inhaled by conventional brush-less motor is arranged in motor body, its installation procedure
Loaded down with trivial details, and it is related to the cooperation with other devices, increased the complexity of fuselage interior, hall sensing element is being tieed up
It is also desirable to take motor body apart when repairing, the end cap of one end at least to be opened, the time of expending is long, the tearing open of hall sensing element simultaneously
Dress also can affect the stability of other parts.The utility model proposes brushless electric machine inhale yarn blower fan brushless electric machine, in rear end cap
On 108, a storage box 201 is set, hall sensing element is set storage box 201 in, hall sensing element easy for installation soon
Speed, can also directly take storage box 201 apart when maintenance, and casing 101 need not be dismounted, simple and quick, time-consuming.
With reference to Fig. 1, storage box 201 is wholy set in the outside of back end cover for motor 108, the cavity hatch of storage box 201
One end is fixed on rear end cap 108.Concrete fixed form be storage box 201 cavity hatch end outer periphery be provided with chimb or
Lug, is provided with screw on chimb or lug, and back end cover for motor 108 is also equipped with corresponding screw, storage box 201
Cavity is fixedly connected by screw with rear end cap 108.This fixed form, can reach the skill of above-mentioned storage box 201 easy disassembly
Art purpose.This utility model does not limit to concrete fixed form, and the mode that can reach similar technology purpose to other also can be adopted
Receive.
The hall sensing element that this utility model inhales yarn blower fan brushless electric machine includes Hall support 203 and Hall Plate 202.Suddenly
Your support 203 is fixed on rear end cap 108, and Hall Plate 202 is fixed on Hall support 203.Magnet ring 205 on motor shaft 105
With the mutual corresponding matching of Hall Plate 202 in hall sensing element.In the present embodiment, motor shaft 105 is arranged with magnet ring seat
204, above-mentioned magnet ring 205 sheathed with this magnet ring seat 204 on.Hall Plate 202 is fixed in storage box 201 by Hall support 203
Rear end cap 108 on, avoid Hall Plate 202 and be directly fixedly connected so as to mount and dismount convenient with rear end cap 108
Easy.In the same manner, magnet ring 205 is sheathed on motor shaft 105 by magnet ring seat 204, it is to avoid magnet ring 205 is direct with motor shaft 105
It is fixedly connected so that its installation and removal is all convenient.This utility model is between Hall Plate 202 and Hall support 203
Specifically connected mode, and the concrete connected mode between magnet ring 205 and magnet ring seat 204 does not limit.
In actual use, as needed each hall sensing element and storage box 201 can also be carried out Integral design,
Will mutually fix with storage box 201 hall sensing element, by storage box 201 fixing with rear end cap 108 on, and and motor shaft
The magnet ring 205 of 105 tail ends is corresponding.
Lead 207 connects hall sensing element for convenience, and the side wall of storage box 201 is provided with through hole, connects described
The lead 207 of hall sensing element enters storage box 201 by this through hole.The setting of through hole facilitates lead 207 and electric machine
The connection of part, the setting of this through hole can also reduce suction yarn blower fan brushless electric machine distance in the axial direction.In the present embodiment, hold
The through hole putting case 201 is fixed with the first pilot protection set 2061, and lead fixation is set in the first pilot protection set 2061, and
Enter storage box 201 to be connected with hall sensing element.Because lead 207 and the first pilot protection cover 2061 mutually fixing, outer masterpiece
During for lead 207, this external force acts on the first pilot protection set 2061, does not result in stretching into storage box 201 lead 207
Impact, thus also will not impact it is ensured that lead 207 and Hall sense to the junction of lead 207 and hall sensing element
Answer the attachment security of element stable.
The driver of stator lead 208 connecting stator 102 for convenience, inhales the side of the casing 101 of yarn blower fan brushless electric machine
Stator lead hole is provided with wall, at this stator lead hole, is provided with the first pilot protection set 2062, stator lead 208 fixation is worn
It is placed in the second protective case, and enter in casing 101 and be connected with the driver of stator 102.First pilot protection set 2062
Effect and the first pilot protection cover 2061 effect similar it is ensured that company between the driver of stator lead 208 and stator 102
Connect safety and stability.In addition, it is similar with pilot protection set, at the position of the other leads entrance motors inhaling yarn blower fan brushless electric machine all
Setting pilot protection set is it is ensured that lead connects the safety and stability of motor component.
This utility model is to above-mentioned first pilot protection set the 2061, first pilot protection set 2062 and other pilot protection set
Concrete shape do not limit.In the present embodiment, above-mentioned pilot protection set is all the pilot protection set of quality of rubber materials, permissible
Hard thing is avoided to damage lead it is also possible to so that lead tolerance greatly bends, will not be damaged easily.
With reference to Fig. 2, outside the casing 101 of suction yarn blower fan brushless electric machine of the present utility model, it is provided with the fin of a plurality of projection
118.This fin 118 increases the contact area of casing 101 and air, that is, increase the area of dissipation of casing 101, is conducive to increasing
Enter radiating effect, be conducive to extending the service life of motor.With reference to Fig. 1, the inside of motor case 101 also includes stator end plate
109, this stator end plate 109 is fixed on the two ends of described stator 102, to the position limiting stator 102, it is played with fixing work
With.The magnet steel 107 inhaling yarn blower fan brushless electric machine is fixedly installed on rotor 106, matches with stator 102.
In sum, the utility model proposes suction yarn blower fan brushless electric machine, on rear end cap 108 arrange a storage box
201, in storage box 201, hall sensing element is set, can be to the working condition Real-time Feedback of motor and Based Intelligent Control.Meanwhile,
According to the features inhaling yarn blower fan brushless electric machine, parts of bearings is made with improvement: clutch shaft bearing group includes at least two axles
Hold, radial direction anti-pressure ability can be improved；The bearing that bearing group is not directly anchored to end cap is indoor, but indirectly solid by steel ring
The bearing being scheduled on end cap is indoor, reduces the abrasion of end-cap assembly；The design of volution 112 and back-up ring 110 protects motor to transport again
The stability turning.In casing 101 and storage box 201, the through hole of setting and pilot protection set make lead 207 and hall sensing unit
Connection all safety and stability of the connection of part, stator lead 208 and stator driving device；Casing 101 outside setting fin 118 can strengthen
Radiating effect.
The foregoing is only preferred embodiment of the present utility model, not thereby limit the scope of the claims of the present utility model,
Equivalent structure or equivalent flow conversion that every utilization this utility model description and accompanying drawing content are made, or direct or indirect transport
Used in other related technical fields, all include in the same manner in scope of patent protection of the present utility model.
Claims (11)
1. a kind of suction yarn blower fan brushless electric machine is it is characterised in that include casing, drive end bearing bracket, rear end cap, rotor, stator, motor
Axle, hall sensing element, magnet ring, storage box；
Described casing is tubular, and described drive end bearing bracket and described rear end cap are covered on the two ends of described casing respectively；
Described stator is fixed in described casing；
Described rotor is located at the inner side of described stator, and described motor shaft wears and is fixed on described rotor；
The axis of described stator, rotor and motor shaft three coincides；
Clutch shaft bearing group is fixed with described drive end bearing bracket, described clutch shaft bearing group includes at least two bearings, this clutch shaft bearing group
It is sheathed on the free end of described motor shaft；Second bearing group is fixed with described rear end cap, described second bearing group is included at least
One bearing, this second bearing is sheathed on the tail end of described motor shaft；
Described storage box is the cavity of one end open, is arranged at the outside of described rear end cap, and one end of its opening is fixed on described
On rear end cap；
Described hall sensing element is arranged in described storage box；
The tail end of described motor shaft stretches into described storage box；Described magnet ring is sheathed on the tail end of described motor shaft, with described Hall
Sensing element is corresponding.
2. according to claim 1 inhale yarn blower fan brushless electric machine it is characterised in that described clutch shaft bearing group be located bearing
Interior is provided with the first steel ring, and the first steel ring is socketed on each bearing of described clutch shaft bearing group；And/or,
The bearing interior that described second bearing group is located is provided with the second steel ring, and the second steel ring is socketed on described second bearing group
Each bearing.
3. it is characterised in that also including back-up ring, this back-up ring is resisted against suction yarn blower fan brushless electric machine according to claim 1
It is in the inner ring of the bearing outside the free end of described motor shaft in clutch shaft bearing group.
4. according to claim 2 suction yarn blower fan brushless electric machine it is characterised in that also including with externally threaded volution,
Described first steel ring is provided with female thread, and described volution is adaptedly connected with female thread by external screw thread with the first steel ring；
Described volution is resisted against the outer ring being in the bearing outside the free end of described motor shaft in described clutch shaft bearing group.
5. suction yarn blower fan brushless electric machine according to claim 1 is it is characterised in that described hall sensing element includes fixing
In the Hall support on described rear end cap and the Hall Plate being fixed on described Hall support.
6. suction yarn blower fan brushless electric machine according to claim 1 is it is characterised in that the tail end of described motor shaft is arranged with magnetic
Ring seat, described magnet ring is sheathed on described magnet ring seat.
7. suction yarn blower fan brushless electric machine according to claim 1 is it is characterised in that be provided with the side wall of described storage box
Through hole, the lead connecting described hall sensing element passes through described through hole.
8. suction yarn blower fan brushless electric machine according to claim 7 is it is characterised in that described through hole is fixed with the first lead
Protective case, lead fixation is set in described first pilot protection set and enters described storage box with described hall sensing element even
Connect.
9. suction yarn blower fan brushless electric machine according to claim 1 is determined it is characterised in that being provided with the side wall of described casing
Sub- fairlead, is provided with the second pilot protection set at described stator lead hole, stator lead fixation is set in described second lead
Described casing is entered in protective case.
10. suction yarn blower fan brushless electric machine according to claim 8 is it is characterised in that described first pilot protection covers for rubber
The pilot protection set of glue material matter.
11. yarn blower fan brushless electric machines of inhaling according to claim 9 are it is characterised in that described second pilot protection covers for rubber
The pilot protection set of glue material matter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620819220.1U CN205911931U (en) | 2016-07-29 | 2016-07-29 | Inhale yarn fan brushless motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620819220.1U CN205911931U (en) | 2016-07-29 | 2016-07-29 | Inhale yarn fan brushless motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205911931U true CN205911931U (en) | 2017-01-25 |
Family
ID=57803776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620819220.1U Active CN205911931U (en) | 2016-07-29 | 2016-07-29 | Inhale yarn fan brushless motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205911931U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106208592A (en) * | 2016-07-29 | 2016-12-07 | 深圳市航天电机系统有限公司 | Inhale yarn blower fan brushless electric machine |
-
2016
- 2016-07-29 CN CN201620819220.1U patent/CN205911931U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106208592A (en) * | 2016-07-29 | 2016-12-07 | 深圳市航天电机系统有限公司 | Inhale yarn blower fan brushless electric machine |
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| GR01 | Patent grant |