CN206650543U - External rotor electric machine with rotary limited function - Google Patents
External rotor electric machine with rotary limited function Download PDFInfo
- Publication number
- CN206650543U CN206650543U CN201720437885.0U CN201720437885U CN206650543U CN 206650543 U CN206650543 U CN 206650543U CN 201720437885 U CN201720437885 U CN 201720437885U CN 206650543 U CN206650543 U CN 206650543U
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- CN
- China
- Prior art keywords
- banking stop
- electric machine
- screw
- external rotor
- rotor electric
- 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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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model discloses the external rotor electric machine with rotary limited function, block is provided with the inside of the bearing block being provided with the stator of external rotor electric machine, the banking stop A and banking stop B of annular shape are movably connected to form in the groove that power transmission shaft is provided with, block b is provided with the upside of the banking stop B, its downside is provided with block c, and limited block D8 is additionally provided with power transmission shaft.When power transmission shaft rotates to certain position, limited block D8 in power transmission shaft just meets the block c04 on the downside of banking stop B, at this moment power transmission shaft drives banking stop A and banking stop the B rotation of annular shape, at this moment rotor can make the rotation close to 720 degree, when block b03 on the upside of banking stop B encounters the block of bearing block, rotor stops operating.The banking stop A of composition annular shape is fixedly connected in the groove of power transmission shaft with banking stop B, and rotor only makees the reciprocating rotary close to 360 degree.
Description
Technical field
It the utility model is related to machine field, more particularly to external rotor electric machine field.
Background technology
Remote control multi-rotor aerocraft generally carries the head for being installed with shooting equipment now, the support arm in head to make X, Y,
The reciprocating rotary of Z axis, shooting equipment is caught reference object and carry out shooting image.All using external rotor electric machine in present head
The support arm of driving head makees reciprocating rotary, and support arm will limit rotation when reciprocating rotary is to certain position, and thus need
The function special configuration that external rotor electric machine has rotary limited uses in head, the support arm in head is made spacing reciprocating rotary
Turn.But existing external rotor electric machine does not have the function of rotary limited, thus to increase in the outside of existing external rotor electric machine
Add and put a position-limit mechanism, external rotor electric machine is carried out rotary limited.Or a spacing rotation is set in the structure of support arm
The position limiting structure turned, makes support arm make reciprocating rotary in a spacing scope.The outside setting one of external rotor electric machine is spacing
Mechanism, adds the weight and processing cost of external rotor electric machine, while also increases remote control multi-rotor aerocraft weight, thus
Influence the flying quality of remote control multi-rotor aerocraft.Therefore, there is a kind of external rotor electric machine with rotary limited function special
Apply makes support arm make spacing reciprocating rotary in head.
The content of the invention
The utility model disclose it is a kind of it is easily manufactured, cost is cheap, it is spacing to be set in the body construction of external rotor electric machine
The external rotor electric machine with rotary limited function of rotating mechanism.
In order to solve the above-mentioned technical problem, technical scheme is used by the utility model：With rotary limited function
External rotor electric machine, including external rotor electric machine, the bearing block outside set by the stator of the external rotor electric machine are provided with electric wire, the axle
The inner side both ends of bearing are provided with step A, and the inner side middle part of the bearing block is provided with link stopper, and the cover plate of the stator side is set
There is through hole G, lid is provided with the outside of the cover plate；Step A, the inner side of the bearing are abutted on the outside of bearing set by the bearing block
Abut the step B that is provided with of both ends of power transmission shaft, the power transmission shaft middle part is provided with groove, the groove be provided with banking stop A with
Banking stop B, the both ends of the drive shaft centre is provided with depression A, be recessed B, described provided with spiral shell A between depression B and the groove
Screw A connection limited blocks D；The boss A that the depression A connection pressing plates side is provided with, the pressing plate opposite side is provided with magnet steel, described
The boss B that depression B connection upright arms are provided with, the rotor of the upright arm connection external rotor electric machine.
Preferably, circuit board is provided with the lid, the circuit board is provided with inductor, the inductor alignment magnet steel inspection
Survey the rotation position of power transmission shaft.
Preferably, the banking stop A is provided with through hole A, the banking stop B and connected provided with screw B, the through hole A by screw
Connect and be provided with link stopper b on the upside of screw B, the banking stop B, its downside is provided with block c.
Preferably, the pressing plate is provided with through hole Y, and the depression A centres pass through screw provided with screw a, the through hole Y
Connecting screw hole a；The depression B centres are provided with screw b, and the upright arm is connected provided with through hole C, the through hole C by screw
Meet screw b.
The beneficial effects of the invention are as follows：External rotor electric machine body with rotary limited function sets position-limit mechanism, can be with
Make that there is the volume and weight of the external rotor electric machine of rotary limited function not increase, adaptation is arranged on miniature head, so as to subtract
The weight of light remote control multi-rotor aerocraft, improve the flying quality of remote control multi-rotor aerocraft.Two half of banking stop compositions
Annular shape is arranged in power transmission shaft, easily can be set and be adjusted the spacing position of banking stop, make with rotary limited work(
Can external rotor electric machine close to reciprocating rotary in 720 degree of range of degrees, or the left and right reciprocating rotary in 360 degree of scopes.And
Thick line footpath electric wire is wound on the outside of the bearing block inside the external rotor electric machine that this has rotary limited function, makes thick line footpath electric wire
The high current of the external rotor electric machine work with rotary limited function is adapted to by the way that the electric wire can in such thick line footpath adapts to now
Remote control more revolve
Rotor aircraft is left blank flight for a long time.
Brief description of the drawings
Fig. 1 is the outer rotor motor structure schematic cross-sectional view for having rotary limited function.
Fig. 2 is the structure schematic cross-sectional view of power transmission shaft.
Fig. 3 is banking stop B structural representation.
Embodiment
As shown in Figure 1 to Figure 3, the utility model has the embodiment of the external rotor electric machine of rotary limited function.
External rotor electric machine with position rotating function, the outside of bearing block 3 set by the stator 2 of the external rotor electric machine 1
The electric wire 4 that the circle of winding at least two passes through from the through hole 11-0 set by support arm 11, electric wire 4 is again from the cover plate of the side of stator 2
2-1 is provided with through hole G2-2 and passed through, and the electric wire 4 connects circuit board 6.Space so on the outside of bearing block just accommodates thick line footpath
Electric wire, the electric wire in thick line footpath more adapt to the high current of external rotor electric machine work.
The inner side both ends of the bearing block 3 are provided with step A3-1, and the inner side middle part of the bearing block 3 is provided with link stopper
Lid 5 is provided with the outside of 33, the cover plate 2-1, circuit board 6 is provided with the lid 5, the circuit board 6 is provided with inductor 7, institute
State inductor 7 and be directed at the rotation position that magnet steel 8 detects power transmission shaft.
The inner side that step A3-1, the bearing 3-2 are abutted on the outside of bearing 3-2 set by the bearing block 3 abuts power transmission shaft 9
The step B9-1 that is provided with of both ends, the middle part of power transmission shaft 9 is provided with banking stop A9-3 provided with groove 9-2, the groove 9-2
With banking stop B9-4, the banking stop A9-3 screw B02, the through hole A01 are provided with provided with through hole A01, the banking stop B9-4
By screw connection screw B02, link stopper b03 is provided with the upside of the banking stop B9-4, its downside is provided with block c04.
The both ends centre of power transmission shaft 9 is provided with depression A9-5, be recessed B9-6, the depression B9-6 in the power transmission shaft 9
Screw A9-7, the screw A9-7 connection limited blocks D9-8 are provided between groove 9-2.
The boss A10-1 that the side of depression A9-5 connections pressing plate 10 that described one end of power transmission shaft 9 is provided with is provided with, the pressing plate 10
Provided with through hole Y10-2.The depression A9-5 centres pass through screw connection screw provided with screw a00, the through hole Y10-2
A00, at this moment the pressing plate of stepped ramp type be connected on bearing, stator is fixedly connected with power transmission shaft.
The boss B11-1 that the depression B9-6 connections upright arm 11 that the other end of power transmission shaft 9 is provided with is provided with, the depression
B9-6 centres are provided with screw b001, and the upright arm 11 passes through screw connection provided with through hole C11-2, the through hole C11-2
Screw b001, the upright arm 11 push down the rotor 12 being socketed on the outside of bearing block and are fixedly connected with power transmission shaft, such rotor rotation
Upright arm is driven to rotate.
It is flexibly connected in a groove when banking stop A and banking stop B set in power transmission shaft are connected to annular shape, transmission
When axle rotates to certain position, the limited block D9-8 in power transmission shaft just meets the block c04 on the downside of banking stop, at this moment power transmission shaft after
Continuous rotation, the banking stop A and banking stop B for connecting into annular shape also rotate, and the block b03 on the upside of banking stop B encounters bearing
During the block of seat, power transmission shaft stops operating, i.e., rotor also stops operating, and external rotor electric machine is had the work(of rotary limited
Energy.
When banking stop A and banking stop B, which connect into annular shape, to be movably connected in the groove of power transmission shaft, rotor can be made
Close to 720 degree of rotation.When banking stop A and banking stop B, which connect into annular shape, to be fixedly connected in the groove of power transmission shaft, turn
Son only makees the reciprocating rotary close to 360 degree.
Claims (4)
1. the external rotor electric machine with rotary limited function, including external rotor electric machine, it is characterised in that：The external rotor electric machine
It is provided with electric wire on the outside of bearing block set by stator, the inner side both ends of the bearing block are provided with step A, in the inner side of the bearing block
Between position be provided with link stopper, the cover plate of the stator side is provided with through hole G, and lid is provided with the outside of the cover plate；
Step A is abutted on the outside of bearing set by the bearing block, the inner side of the bearing abuts the platform that the both ends of power transmission shaft are provided with
Rank B, the power transmission shaft middle part are provided with groove, and the groove is provided with banking stop A and banking stop B, in the both ends of the drive shaft
Center portion position is provided with depression A, depression B, and screw A, the screw A connection limited blocks D are provided between depression B and the groove；
The boss A that the depression A connection pressing plates side is provided with, the pressing plate opposite side are provided with magnet steel, and the depression B connections are vertical
The boss B that arm is provided with, the rotor of the upright arm connection external rotor electric machine.
2. the external rotor electric machine according to claim 1 with rotary limited function, it is characterised in that：Set in the lid
There is circuit board, the circuit board is provided with inductor, the rotation position of the inductor alignment magnet steel detection power transmission shaft.
3. the external rotor electric machine according to claim 1 with rotary limited function, it is characterised in that：The banking stop A
Provided with through hole A, the banking stop B is provided with screw B, the through hole A and is provided with by screw connection screw B, the banking stop B upsides
Link stopper b, its downside are provided with block c.
4. the external rotor electric machine according to claim 1 with rotary limited function, it is characterised in that：The pressing plate is provided with
Through hole Y, the depression A centres pass through screw connection screw a provided with screw a, the through hole Y；The depression B centres
Provided with screw b, the upright arm passes through screw connection screw b provided with through hole C, the through hole C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720437885.0U CN206650543U (en) | 2017-04-25 | 2017-04-25 | External rotor electric machine with rotary limited function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720437885.0U CN206650543U (en) | 2017-04-25 | 2017-04-25 | External rotor electric machine with rotary limited function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206650543U true CN206650543U (en) | 2017-11-17 |
Family
ID=60277689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720437885.0U Expired - Fee Related CN206650543U (en) | 2017-04-25 | 2017-04-25 | External rotor electric machine with rotary limited function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206650543U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110299796A (en) * | 2019-07-12 | 2019-10-01 | 桂林智神信息技术股份有限公司 | External rotor electric machine and holder configured with the external rotor electric machine |
-
2017
- 2017-04-25 CN CN201720437885.0U patent/CN206650543U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110299796A (en) * | 2019-07-12 | 2019-10-01 | 桂林智神信息技术股份有限公司 | External rotor electric machine and holder configured with the external rotor electric machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171117 Termination date: 20180425 |