CN208311385U - A kind of tube shaped electric machine of the anti-fall security function of band - Google Patents
A kind of tube shaped electric machine of the anti-fall security function of band Download PDFInfo
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- CN208311385U CN208311385U CN201820849103.9U CN201820849103U CN208311385U CN 208311385 U CN208311385 U CN 208311385U CN 201820849103 U CN201820849103 U CN 201820849103U CN 208311385 U CN208311385 U CN 208311385U
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Abstract
The utility model relates to a kind of tube shaped electric machines of the anti-fall security function of band, including casing, motor and electric motor end cap, electric motor end cap is equipped with output shaft, motor includes shaft, transmission decelerating device is installed, transmission decelerating device includes input terminal and output end, and input terminal includes primary annulus in shaft, output shaft includes secondary gear ring, and the number of teeth of the primary annulus and secondary gear ring is unequal；The advantages of the utility model: the revolution of the first sun gear is driven by the shaft of motor, it is brought to the rotation of the first planetary gear, since primary annulus is to be mounted on casing, to make the fixed structure of primary annulus in the course of work, therefore it takes tie-rod to and makees output movement, and second the second planetary gear of sun wheel drive rotation on tie-rod, second planetary gear can drive output shaft to rotate and output power, since there are certain tooth is poor between primary annulus and secondary gear ring, when a failure occurs it, it is able to achieve reverse driving self-locking function by tooth difference, prevents from gliding.
Description
Technical field
The utility model relates to a kind of tube shaped electric machines of the anti-fall security function of band.
Background technique
The tube shaped electric machine of English is substantially big by motor, transmission decelerating device and stroke control three on domestic and international market at present
Part forms, and since tube shaped electric machine has the advantages that small in size, light weight, large carrying capacity, is commercially available in recent years fast
The development of speed, the case where more and more being used by user, but in actual use, be specifically for use in heavily loaded rolling door
Under, when motor braking system breaks down, rolling door can fast automatic downslide, be easy to jeopardize the person and financial security.
Utility model content
The technical problems to be solved in the utility model is just to provide a kind of tube shaped electric machine of anti-fall security function of band, solves
Tube shaped electric machine in existing heavy duty rolling door is easy automatic the technical issues of gliding.
In order to solve the above-mentioned technical problem, the utility model is achieved through the following technical solutions: a kind of band is anti-fall
The tube shaped electric machine of security function, it is described including casing, the motor being arranged in casing and the electric motor end cap being arranged on casing
Electric motor end cap is equipped with output shaft, and the motor includes shaft, and transmission decelerating device is equipped in the shaft, and the transmission subtracts
Speed variator includes input terminal and output end, and the input terminal includes tie-rod, the first sun gear and intermeshing first planet
Wheel and primary annulus, first sun gear are arranged in shaft, and first planetary gear is arranged on the first sun gear, described
Tie-rod is connected with shaft, and the primary annulus is mounted in casing, and the output end includes the second sun gear and the second planetary gear,
Second sun gear is arranged on tie-rod, and second planetary gear is arranged on the second sun gear, and the one of second planetary gear
End is engaged with primary annulus, and the output shaft includes secondary gear ring, and one end of second planetary gear is engaged with secondary gear ring, and
The number of teeth of the primary annulus and secondary gear ring is unequal.
Preferably, second sun gear is an integral structure with tie-rod.
Preferably, the secondary gear ring is an integral structure with output shaft.
Preferably, the modulus of first planetary gear is equal to the modulus of the second planetary gear.
Preferably, the transmission decelerating device further includes skeleton, and second planetary gear is mounted on second too by skeleton
On sun wheel.
Preferably, one end of the tie-rod is equipped with the first connecting shaft of connection shaft, and the other end of the tie-rod, which is equipped with, to be connected
Connect the second connecting shaft of output shaft.
Preferably, the diameter ratio of first connecting shaft and the second connecting shaft is 1:2.
In conclusion the advantages of the utility model: 1. drive the revolution of the first sun gear by the shaft of motor, are brought to
First planetary gear rotation, since primary annulus is to be mounted on casing, to keep primary annulus in the course of work fixed
Structure, therefore take to tie-rod make output movement, and on tie-rod second the second planetary gear of the sun wheel drive rotation, due to second
One end of planetary gear is engaged with primary annulus, and the other end of the second planetary gear is engaged with secondary gear ring, therefore, the second planetary gear energy
Output shaft is driven to rotate and output power, since the number of teeth of primary annulus and secondary gear ring is arranged to unequal structure, because
This, there are certain tooth is poor between primary annulus and secondary gear ring, when a failure occurs it, by tooth difference be able to achieve reverse driving from
Lock function prevents from gliding；
2. the second sun gear and tie-rod are arranged to integral structure, make entire transmission decelerating device without radial support, be in
Suspended state reduces bearing, simplifies whole structure, and reduces the connecting link of the second sun gear and tie-rod, and with
Tie-rod and the second sun gear joint float, effect of load balancing mechanism are good；
3. secondary gear ring and output shaft are arranged to integral structure, can improve whole intensity, simplify secondary gear ring and
Connecting link between output shaft, it is ensured that the steady output of output shaft；
4. the modulus of the first planetary gear and the second planetary gear to be arranged to equal structure, transmission decelerating device can ensure that
Input terminal and output end have equal diameter and equicohesive requirement, and simplify whole technique and processing request, reduce company
Link and part are connect, whole structure is optimized；
5. the setting of skeleton is conducive to the second planetary gear and is smoothly mounted on the second sun gear, it is ensured that the second planetary gear
Reliable and stable transmission；
6. realizing the connection of tie-rod and shaft by the first connecting shaft, the connection of the second connecting shaft and output shaft be can ensure that
The concentricity of shaft and output shaft further increases the stationarity of transmission；
7. set 1:2 for the diameter of the first connecting shaft and the second connecting shaft ratio, can improve shaft, tie-rod and output shaft it
Between bonding strength, improve whole stability, reduce and shake.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawing:
Fig. 1 is a kind of structural schematic diagram of the tube shaped electric machine of the anti-fall security function of band of the utility model.
Appended drawing reference:
1 casing, 11 electric motor end caps, 12 output shafts, 13 grade gear rings, 2 motors, 21 shafts, 3 transmission decelerating devices, 31 bones
Frame, 4 input terminals, 41 tie-rods, 42 first sun gears, 43 first planetary gears, 44 primary annulus, 411 first connecting shafts, 412 second
Connecting shaft, 5 output ends, 51 second sun gears, 52 second planetary gears.
Specific embodiment
As shown in Figure 1, a kind of tube shaped electric machine of the anti-fall security function of band, including casing 1, the horse being arranged in casing 1
It is equipped with output shaft 12 up to 2 and the electric motor end cap 11 that is arranged on casing 1, the electric motor end cap 11, the motor 2 includes turning
Axis 21, transmission decelerating device 3 is equipped in the shaft 21, and the transmission decelerating device 3 includes input terminal 4 and output end 5, institute
Stating input terminal 4 includes tie-rod 41, the first sun gear 42, the first planetary gear 43 and primary annulus 44, and first sun gear 42 is set
It sets in shaft 21, first planetary gear 43 is arranged on the first sun gear 42 and engages with primary annulus 44, the tie-rod
41 are connected with shaft 21, and the primary annulus 44 is mounted in casing 1, and the output end 5 includes the second sun gear 51 and second
Planetary gear 52, second sun gear 51 are arranged on tie-rod 41, and second planetary gear 52 is arranged on the second sun gear 51, institute
The one end for stating the second planetary gear 52 is engaged with primary annulus 44, and the output shaft 12 includes secondary gear ring 13, second planet
One end of wheel 52 is engaged with secondary gear ring 13, and the number of teeth of the primary annulus 44 and secondary gear ring 13 is unequal, in use, logical
The shaft 21 for crossing motor 2 drives the revolution of the first sun gear 42, the rotation of the first planetary gear 43 is brought to, since primary annulus 44 is
It is mounted on casing 1, to make the fixed structure of primary annulus 44 in the course of work, therefore takes tie-rod 41 to and export
Movement, and the second sun gear 51 on tie-rod 41 drives the rotation of the second planetary gear 52, due to one end and just of the second planetary gear 52
Grade gear ring 44 engages, and the other end of the second planetary gear 52 is engaged with secondary gear ring 13, and therefore, the second planetary gear 52 can drive output
Axis 12 rotates and output power, since the number of teeth of primary annulus 44 and secondary gear ring 13 is arranged to unequal structure,
There are certain tooth is poor between primary annulus 44 and secondary gear ring 13, when a failure occurs it, reverse driving is able to achieve by tooth difference
Self-locking function prevents from gliding.
In addition, second sun gear 51 is an integral structure with tie-rod 41, the second sun gear 51 is arranged with tie-rod 41
Integrated structure makes entire transmission decelerating device 3 without radial support, is in suspended state, reduces bearing, simplify whole
Structure, and reduce the connecting link of the second sun gear 51 and tie-rod 41, and with 51 joint float of tie-rod 41 and the second sun gear,
Effect of load balancing mechanism is good, and the secondary gear ring 13 is an integral structure with output shaft 12, can improve whole intensity, simplifies secondary gear ring
Connecting link between 13 and output shaft 12, it is ensured that the modulus of the steady output of output shaft 12, first planetary gear 43 is equal to
The modulus of second planetary gear 52 can ensure that the input terminal 4 of transmission decelerating device 3 and output end 5 have equal diameter and equicohesive
It is required that and simplify whole technique and processing request, reduce connecting link and part, optimize whole structure.
In addition, the transmission decelerating device 3 further includes skeleton 31, second planetary gear 52 is mounted on the by skeleton 31
On two sun gears 51, be conducive to the second planetary gear 52 and be smoothly mounted on the second sun gear 51, it is ensured that the second planetary gear 52 is steady
Fixed reliable transmission, one end of the tie-rod 41 are equipped with the first connecting shaft 411 of connection shaft 21, the other end of the tie-rod 41
The second connecting shaft 412 equipped with connection output shaft 12, can ensure that the concentricity of shaft 21 Yu output shaft 12, further increases transmission
Stationarity, the diameter ratio of first connecting shaft 411 and the second connecting shaft 412 is 1:2, can improve shaft 21,41 and of tie-rod
Bonding strength between output shaft 12 improves whole stability, reduces and shakes.
In addition to above preferred embodiment, for the utility model there are also other embodiments, those skilled in the art can root
It is made various changes and modifications according to the utility model, without departing from the spirit of the utility model, should belong to the utility model
Range defined in appended claims.
Claims (7)
1. a kind of tube shaped electric machine of the anti-fall security function of band including casing, the motor being arranged in casing and is arranged in machine
Electric motor end cap on shell, the electric motor end cap are equipped with output shaft, and the motor includes shaft, and transmission is equipped in the shaft
Deceleration device, the transmission decelerating device include input terminal and output end, it is characterised in that: the input terminal includes tie-rod,
One sun gear and intermeshing first planetary gear and primary annulus, first sun gear are arranged in shaft, and described the
One planetary gear is arranged on the first sun gear, and the tie-rod is connected with shaft, and the primary annulus is mounted in casing, described defeated
Outlet includes the second sun gear and the second planetary gear, and second sun gear is arranged on tie-rod, the second planetary gear setting
On second sun gear, one end of second planetary gear is engaged with primary annulus, and the output shaft includes secondary gear ring, and described the
One end of two planetary gears is engaged with secondary gear ring, and the number of teeth of the primary annulus and secondary gear ring is unequal.
2. a kind of tube shaped electric machine of the anti-fall security function of band according to claim 1, it is characterised in that: described second too
Sun wheel is an integral structure with tie-rod.
3. a kind of tube shaped electric machine of the anti-fall security function of band according to claim 1 or 2, it is characterised in that: described time
Grade gear ring is an integral structure with output shaft.
4. a kind of tube shaped electric machine of the anti-fall security function of band according to claim 1 or 2, it is characterised in that: described
The modulus of one planetary gear is equal to the modulus of the second planetary gear.
5. a kind of tube shaped electric machine of the anti-fall security function of band according to claim 1, it is characterised in that: the transmission subtracts
Speed variator further includes skeleton, and second planetary gear is mounted on the second sun gear by skeleton.
6. a kind of tube shaped electric machine of the anti-fall security function of band according to claim 1, it is characterised in that: the tie-rod
One end is equipped with the first connecting shaft of connection shaft, and the other end of the tie-rod is equipped with the second connecting shaft of connection output shaft.
7. a kind of tube shaped electric machine of the anti-fall security function of band according to claim 6, it is characterised in that: described first connects
The diameter ratio of spindle and the second connecting shaft is 1:2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820849103.9U CN208311385U (en) | 2018-06-01 | 2018-06-01 | A kind of tube shaped electric machine of the anti-fall security function of band |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820849103.9U CN208311385U (en) | 2018-06-01 | 2018-06-01 | A kind of tube shaped electric machine of the anti-fall security function of band |
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| Publication Number | Publication Date |
|---|---|
| CN208311385U true CN208311385U (en) | 2019-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820849103.9U Active CN208311385U (en) | 2018-06-01 | 2018-06-01 | A kind of tube shaped electric machine of the anti-fall security function of band |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108561511A (en) * | 2018-06-01 | 2018-09-21 | 浙江湖州森富机电有限责任公司 | A kind of tube shaped electric machine of the anti-fall security function of band |
-
2018
- 2018-06-01 CN CN201820849103.9U patent/CN208311385U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108561511A (en) * | 2018-06-01 | 2018-09-21 | 浙江湖州森富机电有限责任公司 | A kind of tube shaped electric machine of the anti-fall security function of band |
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