CN205811759U - A kind of tube shaped electric machine - Google Patents
A kind of tube shaped electric machine Download PDFInfo
- Publication number
- CN205811759U CN205811759U CN201620622772.3U CN201620622772U CN205811759U CN 205811759 U CN205811759 U CN 205811759U CN 201620622772 U CN201620622772 U CN 201620622772U CN 205811759 U CN205811759 U CN 205811759U
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- China
- Prior art keywords
- brake mount
- motor shaft
- shaft
- rear portion
- anterior
- Prior art date
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- Expired - Fee Related
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Abstract
A kind of tube shaped electric machine disclosed in this utility model, including outer tube, the rear end of outer tube is provided with chain pulley seat, sprocket wheel it is provided with in chain pulley seat, sprocket wheel is fixed on sprocket shaft, being disposed with reducing gear, motor, electric capacity and journey stop gear in outer tube from front to back, the inside of motor is inserted with motor shaft, is provided with clutch between motor shaft and sprocket shaft；Clutch includes anterior brake mount, rear portion brake mount and runner, and the front end of sprocket shaft is in transmission connection with rear portion brake mount by runner；The rear end of motor shaft is arranged with anterior brake mount and rear portion brake mount successively, and anterior brake mount coordinates with motor shaft circumferentially transmission；The rear end of anterior brake mount has the first ring-type conical surface, and the front end of rear portion brake mount has the second ring-type conical surface corresponding with the first ring-type conical surface；It is provided with back-moving spring between anterior brake mount and motor shaft.This utility model is simple and reasonable, easy to operate, and manufacturing cost is relatively low, stable and reliable working performance.
Description
Technical field
This utility model relates to technical field of motors, particularly to a kind of tube shaped electric machine.
Background technology
Tube shaped electric machine is mainly used on rolling door or roller shutter, is rotated by rotor and drives rolling door or roller shutter, breaks at motor power
Want under open state to drive rolling door or roller shutter, need to use manual way to drive rotor to rotate.Common tube shaped electric machine is
Worm gear or the combination of worm screw is designed so that it is on rotational force to motor shaft, disadvantage however is that motor bottom in motor base
Worm gear within Zuo is extremely complex with the drive mechanism of worm screw, but also to configure a longer handle and could operate, and makes
Once power on during pattern by hand, motor work will damage motor.
Chinese patent (Authorization Notice No. is CN204271817U) also disclose a kind of can the tube shaped electric machine of chain drive, logical
Cross and the chain that is in transmission connection with sprocket shaft be set, and arrange between sprocket shaft and the motor shaft of motor by upstream drive set, under
Trip drive sleeve, upstream synchronization ring, frictional disk and spring coordinate the clutch constituted, and when electrical power, clutch makes electricity
Arbor separates with sprocket shaft, and the now rotation of sprocket shaft can not be transmitted on motor shaft, and when motor power-off, clutch is again
Make motor shaft together with sprocket shaft linkage, now pull chain, just can be rotated by sprocket shaft drive motor axle, thus real
Existing manual operation.
This can the tube shaped electric machine of chain drive owing to achieving sprocket shaft and motor shaft controllable type clutch, thus also make
The work of tube shaped electric machine is more stable, and motor is hardly damaged, and uses safer.But, above-mentioned can chain drive tubulose electricity
It is complex that the defect of machine is that the structure of clutch is arranged, and not only makes the machining accuracy of each parts and manufacturing cost relatively
Height, and due to during off-position upstream synchronization ring and frictional disk be the linkage form using end-face friction, also make frictional force
Relatively small, it is susceptible to the phenomenon skidded.
Utility model content
The purpose of this utility model is the defect for prior art and deficiency, it is provided that a kind of simple and reasonable, behaviour
Work is convenient, manufacturing cost is relatively low, the tube shaped electric machine of stable and reliable working performance.
For achieving the above object, this utility model is by the following technical solutions:
A kind of tube shaped electric machine described in the utility model, including outer tube, the front end of described outer tube is provided with by fore-stock
Output shaft, described output shaft is fixed with drive, and the rear end of described outer tube is provided with chain pulley seat, is provided with in described chain pulley seat
For connecting the sprocket wheel of chain, described sprocket wheel is fixed on sprocket shaft, is disposed with reductor in described outer tube from front to back
Structure, motor, electric capacity and journey stop gear, the inside of described motor is inserted with the motor shaft coordinated with its rotor transmission, described
The front end of motor shaft is in transmission connection with described output shaft by described reducing gear, and the front end of described sprocket shaft sequentially passes through described
Journey stop gear and described electric capacity, be provided with clutch between described motor shaft and described sprocket shaft；
Described clutch includes anterior brake mount, rear portion brake mount and runner, and the front end of described sprocket shaft is by described
Runner is in transmission connection with described rear portion brake mount；The rear end of described motor shaft be arranged with successively described anterior brake mount and described after
Portion's brake mount, described anterior brake mount coordinates with the circumferentially transmission of described motor shaft, described rear portion brake mount and described motor shaft
Between be provided with installation bearing；The rear end of described anterior brake mount has the first ring-type conical surface, the front end of described rear portion brake mount
There is the second ring-type conical surface corresponding with the described first ring-type conical surface；Arrange between described anterior brake mount and described motor shaft
Having back-moving spring, described back-moving spring has the trend towards the motion of described rear portion brake mount for making described anterior brake mount.
Further, the described first ring-type conical surface is arranged with and the taper brake rubber block of described second ring-type cone match.
Further, the front end of described motor is provided with front-end bearing pedestal, described front-end bearing pedestal and institute by sheath before stator
State and between motor shaft, be provided with fore bearing；The rear end of described motor is provided with rear bearing block, described rear axle by sheath after stator
It is provided with rear bearing between bearing and described rear portion brake mount.
Further, described installation bearing is fixedly installed on described motor shaft by fixed cover.
Further, described reducing gear is set to three-stage planetary speed reducer structure.
Further, the front end of described motor shaft is in transmission connection with described reducing gear by shaft coupling.
The beneficial effects of the utility model are: the tube shaped electric machine that this utility model provides, by arrange by anterior brake mount,
Rear portion brake mount and runner coordinate the clutch constituted, and sprocket shaft is in transmission connection with rear portion brake mount by runner, stops in front portion
Vehicle seat and rear portion brake mount are sheathed on the rear end of motor shaft successively, and the rear end of anterior brake mount arranges the first ring-type conical surface, rear portion
The front end of brake mount arranges the second ring-type conical surface, and the first ring-type conical surface arranges the taper brake with the second ring-type cone match
Skin, and back-moving spring is set between anterior brake mount and motor shaft, when motor normally works, anterior brake mount reach, front
Portion's brake mount and rear portion brake mount are in released state so that power will not be transferred to sprocket shaft through clutch by motor shaft,
Now motor works independently；When motor breaks down or during power-off, under the effect of back-moving spring, anterior brake mount is tight against rear portion
Brake mount so that the first ring-type conical surface, taper brake rubber block and the second ring-type conical surface are in close contact linkage, and now user is by driving
Movable sprocket rotates just can be with the lifting of Non-follow control rolling screen door.
In sum, compared with prior art, this utility model not only structure arranges advantages of simple, operates and uses more
Convenient, and relatively low to the requirement on machining accuracy of each parts, it is possible to effectively reduce manufacturing cost；Additionally, this utility model
Clutch use conical surface friction linkage form, transmission effect is preferable so that stable and reliable working performance.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model；
Fig. 2 is the structure for amplifying schematic diagram in Fig. 1 at A.
In Fig. 1 and Fig. 2:
1, outer tube；2, fore-stock；3, output shaft；4, drive；5, chain pulley seat；51, chain；52, sprocket wheel；53, sprocket shaft；
6, reducing gear；61, shaft coupling；7, motor；71, motor shaft；72, sheath before stator；73, front-end bearing pedestal；731, fore bearing；
74, sheath after stator；75, rear bearing block；751, rear bearing；8, electric capacity；9, journey stop gear；10, anterior brake mount；101、
The first ring-type conical surface；11, rear portion brake mount；111, the second ring-type conical surface；12, runner；13, bearing is installed；14, fixed cover；15、
Back-moving spring；16, taper brake rubber block.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is further described.
A kind of tube shaped electric machine as depicted in figs. 1 and 2, including outer tube 1, the front end of outer tube 1 is provided with defeated by fore-stock 2
Shaft 3, output shaft 3 is fixed with drive 4, and the rear end of outer tube 1 is provided with chain pulley seat 5, is provided with for connecting in chain pulley seat 5
The sprocket wheel 52 of chain 51, sprocket wheel 52 is fixed on sprocket shaft 53, is disposed with reducing gear 6, motor in outer tube 1 from front to back
7, electric capacity 8 and journey stop gear 9, reducing gear 6 is set to three-stage planetary speed reducer structure so that slowing effect is preferable, motor 7
Inside be inserted with the motor shaft 71 coordinated with its rotor transmission, the front end of motor shaft 71 is passed with output shaft 3 by reducing gear 6
Being dynamically connected, specifically, the front end of motor shaft 71 is in transmission connection with reducing gear 6 by shaft coupling 61, the front end of sprocket shaft 53
Sequentially pass through journey stop gear 9 and electric capacity 8, between motor shaft 71 and sprocket shaft 53, be provided with clutch.
Clutch includes anterior brake mount 10, rear portion brake mount 11 and runner 12, and runner is passed through in the front end of sprocket shaft 53
12 are in transmission connection with rear portion brake mount 11；The rear end of motor shaft 71 is arranged with anterior brake mount 10 and rear portion brake mount 11 successively,
Relation between anterior brake mount 10 and rear portion brake mount 11 and motor shaft 71 is: anterior brake mount 10 can be relative to motor shaft
71 move axially, but can not circumferentially rotating relative to motor shaft 71；Rear portion brake mount 11 can be relative to motor shaft 71
Circumferentially rotate, but can not moving axially relative to motor shaft 71.Anterior brake mount 10 coordinates with motor shaft 71 circumferentially transmission,
It is provided with installation bearing 13 between rear portion brake mount 11 and motor shaft 71, in order to easy for installation, bearing 13 be installed and pass through fixed cover
14 are fixedly installed on motor shaft 71；The rear end of anterior brake mount 10 has the first ring-type conical surface 101, before rear portion brake mount 11
End has the second ring-type conical surface 111 corresponding with the first ring-type conical surface 101；Arrange between anterior brake mount 10 and motor shaft 71
Having back-moving spring 15, back-moving spring 15 has the trend towards rear portion brake mount 11 motion for making anterior brake mount 10.
In order to ensure the linkage effect between anterior brake mount 10 and rear portion brake mount 11, the first ring-type conical surface 101 overlaps
Being provided with the taper brake rubber block 16 coordinated with the second ring-type conical surface 111, taper brake rubber block 16 can effectively increase frictional force, improves
The Stability and dependability of utility model works performance.
More convenient in order to make motor 7 install, steadiness is higher, and the front end of motor 7 is provided with by sheath 72 before stator
Front-end bearing pedestal 73, is provided with fore bearing 731 between front-end bearing pedestal 73 and motor shaft 71；The rear end of motor 7 is by sheath after stator
74 are provided with rear bearing block 75, are provided with rear bearing 751 between rear bearing block 75 and rear portion brake mount 11.Before stator sheath 72 and
After stator, sheath 74 can effectively play the effect of protection motor 7 interior loop.Fore bearing 731 and rear bearing 751 be both used for propping up
Make use, can effectively reduce again resistance suffered by motor shaft 71 simultaneously, additionally, rear bearing 751 coordinates with installing bearing 13, also have
Effect serves the effect of axial limiting to rear portion brake mount 11.
Operation principle of the present utility model is: when motor 7 normally works, and motor 7 is by rotor banding galvanic electricity arbor 71 turns
Dynamic, and then through reducing gear 6, power is transferred to output shaft 3 by motor shaft 71, and drive roller shutter central shaft to turn by drive 4
Dynamic, make rolling screen door carry out electric up-down, meanwhile, due to motor 7 in the energized state, its stator produces under coil effect
Electromagnetic attraction, promote anterior brake mount 10 to move forward, back-moving spring 15 is compressed, at anterior brake mount 10 and rear portion brake mount 11
In released state so that power will not be transferred to sprocket shaft 53 through clutch by motor shaft 71, and now motor 7 works independently；
When motor 7 breaks down or during power-off, and electromagnetic force disappears, under the effect of back-moving spring 15, anterior brake mount 10 tight against
Rear portion brake mount 11 so that the first ring-type conical surface 101, taper brake rubber block 16 and the second ring-type conical surface 111 are in close contact linkage,
Now user by drive sprocket 52, rotate just can be with the lifting of Non-follow control rolling screen door.
In sum, this utility model not only structure arranges advantages of simple, operates and uses more convenient, and to each portion
The requirement on machining accuracy of part is relatively low, it is possible to effectively reduce manufacturing cost；Additionally, clutch of the present utility model uses cone
The linkage form of face friction, transmission effect is preferable so that stable and reliable working performance.
The above is only better embodiment of the present utility model, therefore all according to described in this utility model patent claim
Structure, feature and principle done equivalence change or modify, be all included in this utility model patent claim.
Claims (6)
1. a tube shaped electric machine, including outer tube, the front end of described outer tube is provided with output shaft by fore-stock, on described output shaft
Being fixed with drive, the rear end of described outer tube is provided with chain pulley seat, is provided with the sprocket wheel for connecting chain in described chain pulley seat,
Described sprocket wheel is fixed on sprocket shaft, is disposed with reducing gear, motor, electric capacity and stroke limit in described outer tube from front to back
Position mechanism, the inside of described motor is inserted with the motor shaft coordinated with its rotor transmission, and the front end of described motor shaft is by described
Reducing gear is in transmission connection with described output shaft, and the front end of described sprocket shaft sequentially passes through described journey stop gear and described electricity
Hold, between described motor shaft and described sprocket shaft, be provided with clutch, it is characterised in that:
Described clutch includes anterior brake mount, rear portion brake mount and runner, and described runner is passed through in the front end of described sprocket shaft
It is in transmission connection with described rear portion brake mount；The rear end of described motor shaft is arranged with described anterior brake mount successively and stops in described rear portion
Vehicle seat, described anterior brake mount coordinates with the circumferentially transmission of described motor shaft, between described rear portion brake mount and described motor shaft
It is provided with installation bearing；The rear end of described anterior brake mount has the first ring-type conical surface, and the front end of described rear portion brake mount has
The second ring-type conical surface corresponding with the described first ring-type conical surface；It is provided with multiple between described anterior brake mount and described motor shaft
Position spring, described back-moving spring has the trend towards the motion of described rear portion brake mount for making described anterior brake mount.
Tube shaped electric machine the most according to claim 1, it is characterised in that: it is arranged with on the described first ring-type conical surface and described
The taper brake rubber block of two ring-type cone match.
Tube shaped electric machine the most according to claim 1, it is characterised in that: the front end of described motor is installed by sheath before stator
There is front-end bearing pedestal, between described front-end bearing pedestal and described motor shaft, be provided with fore bearing；The rear end of described motor is by after stator
Sheath is provided with rear bearing block, is provided with rear bearing between described rear bearing block and described rear portion brake mount.
Tube shaped electric machine the most according to claim 1, it is characterised in that: described installation bearing is fixedly installed in by fixed cover
On described motor shaft.
Tube shaped electric machine the most according to claim 1, it is characterised in that: described reducing gear is set to three-stage planetary speed reducer
Structure.
Tube shaped electric machine the most according to claim 1 or 5, it is characterised in that: the front end of described motor shaft by shaft coupling with
Described reducing gear is in transmission connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620622772.3U CN205811759U (en) | 2016-06-20 | 2016-06-20 | A kind of tube shaped electric machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620622772.3U CN205811759U (en) | 2016-06-20 | 2016-06-20 | A kind of tube shaped electric machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205811759U true CN205811759U (en) | 2016-12-14 |
Family
ID=57505487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620622772.3U Expired - Fee Related CN205811759U (en) | 2016-06-20 | 2016-06-20 | A kind of tube shaped electric machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205811759U (en) |
-
2016
- 2016-06-20 CN CN201620622772.3U patent/CN205811759U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161214 Termination date: 20190620 |