CN208508705U - A kind of precise coreless cup direct-current geared motor - Google Patents
A kind of precise coreless cup direct-current geared motor Download PDFInfo
- Publication number
- CN208508705U CN208508705U CN201821230959.4U CN201821230959U CN208508705U CN 208508705 U CN208508705 U CN 208508705U CN 201821230959 U CN201821230959 U CN 201821230959U CN 208508705 U CN208508705 U CN 208508705U
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- China
- Prior art keywords
- speed reducer
- casing
- rotor
- geared motor
- drive shaft
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model discloses a kind of precise coreless cup direct-current geared motors, including casing, speed reducer and drive shaft, the speed reducer is fixedly connected on casing one end, the drive shaft is movably connected in one side surface of speed reducer, and drive shaft one end is connected with speed reducer inner cavity gear, the casing inner wall surface is fixedly installed insulating layer.The utility model sleeve rotor is using iron-core-free rotor, this novel rotor structure completely eliminate as iron core formed vortex and caused by electric energy loss, its weight and rotary inertia are greatly reduced simultaneously, to reduce the mechanical energy loss of rotor itself, in rotation, pressure is added on the carbon brush slidably contacted the surfaces with commutator or collector ring by brush carrier by spring, it is set steadily to conduct electric current between fixed body and rotary body, so as to effectively extend the service life of motor, lower revolving speed can provide by speed reducer simultaneously, biggish torque, utilization rate of the direct current generator in automation industry.
Description
Technical field
The utility model relates to a kind of motor, in particular to a kind of precise coreless cup direct-current geared motor.
Background technique
DC speed-reducing, i.e. toothed gearing electric motor are on the basis of common DC motor, in addition associated gear slows down
Case.The effect of gear reduction box is to provide lower revolving speed, biggish torque.Meanwhile the different reduction ratio of gear-box can mention
For different revolving speed and torque.Which greatly enhances utilization rate of the direct current generator in automation industry.Decelerating motor, which refers to, to be subtracted
The conglomerate of fast machine and motor (motor).
And existing decelerating motor mostly uses iron core, energy consumption transition rate is lower, and then causes electric energy loss higher, no
Conducive to energy conservation and environmental protection, while service life is also shorter, for this purpose, it is proposed that a kind of precise coreless cup direct-current geared motor.
Utility model content
It is used the main purpose of the utility model is to provide a kind of precise coreless cup direct-current geared motor, sleeve rotor
Iron-core-free rotor, this novel rotor structure completely eliminate as iron core formed vortex and caused by electric energy loss, together
When its weight and rotary inertia be greatly reduced, thus reduce rotor itself mechanical energy loss, rotation when brush carrier pass through
Pressure is added on the carbon brush slidably contacted the surfaces with commutator or collector ring by spring, keeps it steady between fixed body and rotary body
Surely electric current is conducted, so as to effectively extend the service life of motor, while lower revolving speed can provide by speed reducer, it is larger
Torque, direct current generator automation industry in utilization rate, can effectively solve the problems in background technique.
To achieve the above object, the technical solution that the utility model is taken are as follows:
A kind of precise coreless cup direct-current geared motor, including casing, speed reducer and drive shaft, the speed reducer are fixedly connected
In casing one end, the drive shaft is movably connected in one side surface of speed reducer, and drive shaft one end and speed reducer inner cavity gear phase
Even, it is characterised in that: the casing inner wall surface is fixedly installed insulating layer, and fixed be pasted with of the insulating layer inner wall surface is determined
Subcoil, the stator coil inner cavity are movably set with sleeve rotor, and the sleeve rotor inner cavity is fixedly connected with inner shaft, described
Sleeve rotor one end is fixedly connected with brush carrier, and the brush carrier side is removably connected with rear cover, it is described after among cap surface
It is fixedly installed bearing block, bearing block is run through in described inner shaft one end.
Further, the bearing block two sides fixation offers through-hole, and one side surface of brush carrier is fixedly welded with
Fixed column.
Further, described casing another point is fixedly installed radiator fan, and radiator fan is connected with inner shaft one end.
Further, the casing surface is fixedly installed cooling fin.
Further, another end surfaces of the inner shaft are fixedly installed bearing, and inner shaft passes through bearing and casing one end chamber
Wall is connected.
Compared with prior art, the utility model has the following beneficial effects:
1. sleeve rotor is fixed by brush carrier, it is inserted in fixed column and is fixed in the through-hole covered after, leads to
The stator coil crossed in casing generates rotating excitation field, then by magnetic force line cutting and then generates electricity in rotating excitation field by sleeve rotor
Stream makes sleeve rotor and stator coil generate opposite effect power, thus make sleeve rotor drive inner shaft in the stator coils into
Row rotation, using iron-core-free rotor, this novel rotor structure is completely eliminated since iron core forms whirlpool sleeve rotor
Stream and caused by electric energy loss, while its weight and rotary inertia are greatly reduced, to reduce the mechanical energy loss of rotor itself
Consumption, due to sleeve rotor structure change and so that the service performance of motor has been obtained very big improvement, not only have section outstanding
Energy feature, more importantly having the control and drag characteristics that iron core motors are unable to reach.
2. pressure is added in the carbon brush slidably contacted the surfaces with commutator or collector ring by spring by brush carrier in rotation
On, so that it is steadily conducted electric current between fixed body and rotary body, so as to effectively extend the performance and used life of motor.
3. wherein inner shaft one end is connected through bearing block with radiator fan, the low body of radiator fan can be passed through in rotation
It radiates, while by the cooling fin on surface by the further heat dissipation effect promoted to casing, the inner shaft other end passes through axis
It holds and is connected with the cavity wall of casing, it can chivalrous person's abrasion to casing and inner shaft when reducing rotation.
4. inner shaft drives speed reducer to be rotated, final power is exported by drive shaft, wherein can by speed reducer
Lower revolving speed is provided, biggish torque, meanwhile, different reduction ratio can provide different revolving speed and torque in speed reducer,
Which greatly enhances utilization rate of the direct current generator in automation industry.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of precise coreless cup direct-current geared motor of the utility model.
Fig. 2 is a kind of motor decomposition texture schematic diagram of precise coreless cup direct-current geared motor of the utility model.
In figure: 1, casing；2, speed reducer；3, drive shaft；4, insulating layer；5, stator coil；6, sleeve rotor；7, inner shaft；
8, brush carrier；9, fixed column；10, rear cover；11, through-hole；12, bearing block；13, cooling fin；14, radiator fan；15, bearing.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
As shown in Figs. 1-2, a kind of precise coreless cup direct-current geared motor, including casing 1, speed reducer 2 and drive shaft 3, institute
It states speed reducer 2 and is fixedly connected on 1 one end of casing, the drive shaft 3 is movably connected in 2 one side surface of speed reducer, and drive shaft 3 one
End is connected with 2 inner cavity gear of speed reducer, it is characterised in that: 1 inner wall surface of casing is fixedly installed insulating layer 4, described exhausted
The fixation of 4 inner wall surface of edge layer is pasted with stator coil 5, and 5 inner cavity of stator coil is movably set with sleeve rotor 6, the sky
6 inner cavity of heart rotor is fixedly connected with inner shaft 7, and described 6 one end of sleeve rotor is fixedly connected with brush carrier 8,8 side of brush carrier
It is removably connected with rear cover 10, bearing block 12 is fixedly installed among 10 surface of rear cover, bearing is run through in described 7 one end of inner shaft
Seat 12.
In the present embodiment as illustrated in fig. 1 and 2, sleeve rotor 6 is using iron-core-free rotor, this novel rotor structure
Completely eliminate as iron core forms vortex and caused by electric energy loss, while its weight and rotary inertia are greatly reduced, thus
Reduce rotor itself mechanical energy loss, due to sleeve rotor structure change and so that the service performance of motor has been obtained pole
It is big to improve, not only there is characteristics of energy saving outstanding, more importantly have control that iron core motors are unable to reach and
Drag characteristics, in rotation, pressure is added in the carbon brush slidably contacted the surfaces with commutator or collector ring by spring by brush carrier 8
On, so that it is steadily conducted electric current between fixed body and rotary body, so as to effectively extend the performance and used life of motor,
Lower revolving speed can provide by speed reducer 2 simultaneously, biggish torque, different reduction ratio can provide difference in speed reducer 2
Revolving speed and torque, which greatly enhances the utilization rate of, direct current generator in automation industry.
Wherein, 12 two sides of the bearing block fixation offers through-hole 11, and 8 one side surface of brush carrier is fixedly welded with
Fixed column 9.
As shown in Fig. 2, sleeve rotor 6 is fixed by brush carrier 8, by the through-hole 11 on rear cover 10 in the present embodiment
It is inserted in fixed column 9 and is fixed, be more convenient for being mounted and dismounted.
Wherein, described 1 another point of casing is fixedly installed radiator fan 14, and radiator fan 14 is connected with 7 one end of inner shaft.
As shown in Figure 1, can be radiated by the low body 1 of radiator fan 14 in rotation in the present embodiment.
Wherein, 1 surface of casing is fixedly installed cooling fin 13.
As shown in Figure 1, the cooling fin 13 by surface imitates the further heat dissipation promoted to casing 1 in the present embodiment
Fruit.
Wherein, another end surfaces of the inner shaft 7 are fixedly installed bearing 15, and inner shaft 7 passes through bearing 15 and casing 1 one
Cavity wall is held to be connected.
It, can chivalrous person's drop as shown in Fig. 2, 7 other end of inner shaft is connected by bearing 15 with the cavity wall of casing 1 in the present embodiment
To the abrasion of casing 1 and inner shaft 7 when low rotation.
It should be noted that the utility model is a kind of precise coreless cup direct-current geared motor, and when work, sleeve rotor 6
It is fixed by brush carrier 8, is fixed being inserted in fixed column 9 by the through-hole 11 on rear cover 10, passes through determining in casing 1
Subcoil 5 generates rotating excitation field, then by magnetic force line cutting and then generates electric current in rotating excitation field by sleeve rotor 6, makes hollow
Rotor 6 and stator coil 5 generate opposite effect power, to make sleeve rotor 6 that inner shaft 7 be driven to be turned in stator coil 5
It is dynamic, sleeve rotor 6 using iron-core-free rotor, this novel rotor structure completely eliminate since iron core forms vortex and
Caused by electric energy loss, while its weight and rotary inertia are greatly reduced, to reduce the mechanical energy loss of rotor itself, by
In sleeve rotor structure change and so that the service performance of motor has been obtained very big improvement, not only have energy conservation outstanding special
Point, more importantly having control and drag characteristics that iron core motors are unable to reach, in rotation, brush carrier 8 passes through
Pressure is added on the carbon brush slidably contacted the surfaces with commutator or collector ring by spring, keeps it steady between fixed body and rotary body
Surely electric current is conducted, so as to effectively extend the performance and used life of motor, wherein 8 one end of inner shaft through bearing block 12 and dissipates
Hot-air fan 14 is connected, the cooling fin that can be radiated by the low body 1 of radiator fan 14 in rotation, while pass through surface
13 are connected the further heat dissipation effect promoted to casing 1,7 other end of inner shaft by bearing 15 with the cavity wall of casing 1, can
Abrasion when chivalrous person reduces rotation to casing 1 and inner shaft 7, inner shaft 7 drive speed reducer 2 to be rotated, and final power passes through driving
Axis 3 is exported, wherein lower revolving speed can provide by speed reducer 2, biggish torque, meanwhile, it is different in speed reducer 2
Reduction ratio can provide different revolving speed and torque, and which greatly enhances utilization rate of the direct current generator in automation industry.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (5)
1. a kind of precise coreless cup direct-current geared motor, including casing (1), speed reducer (2) and drive shaft (3), the speed reducer
(2) it is fixedly connected on casing (1) one end, the drive shaft (3) is movably connected in (2) one side surface of speed reducer, and drive shaft (3)
One end is connected with speed reducer (2) inner cavity gear, it is characterised in that: casing (1) inner wall surface is fixedly installed insulating layer
(4), insulating layer (4) the inner wall surface fixation is pasted with stator coil (5), and stator coil (5) inner cavity is movably set with
Sleeve rotor (6), sleeve rotor (6) inner cavity are fixedly connected with inner shaft (7), and described sleeve rotor (6) one end is fixedly connected
Have brush carrier (8), brush carrier (8) side is removably connected with rear cover (10), and fixation is set among rear cover (10) surface
It is equipped with bearing block (12), bearing block (12) are run through in described inner shaft (7) one end.
2. a kind of precise coreless cup direct-current geared motor according to claim 1, it is characterised in that: the bearing block (12)
Two sides fixation offers through-hole (11), and (8) one side surface of brush carrier is fixedly welded with fixed column (9).
3. a kind of precise coreless cup direct-current geared motor according to claim 1, it is characterised in that: the casing (1) is another
Any is fixedly installed radiator fan (14), and radiator fan (14) is connected with inner shaft (7) one end.
4. a kind of precise coreless cup direct-current geared motor according to claim 1, it is characterised in that: casing (1) table
Face is fixedly installed cooling fin (13).
5. a kind of precise coreless cup direct-current geared motor according to claim 1, it is characterised in that: the inner shaft (7) is another
End surface is fixedly installed bearing (15), and inner shaft (7) is connected by bearing (15) with casing (1) one end cavity wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821230959.4U CN208508705U (en) | 2018-08-01 | 2018-08-01 | A kind of precise coreless cup direct-current geared motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821230959.4U CN208508705U (en) | 2018-08-01 | 2018-08-01 | A kind of precise coreless cup direct-current geared motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208508705U true CN208508705U (en) | 2019-02-15 |
Family
ID=65290871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821230959.4U Expired - Fee Related CN208508705U (en) | 2018-08-01 | 2018-08-01 | A kind of precise coreless cup direct-current geared motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208508705U (en) |
-
2018
- 2018-08-01 CN CN201821230959.4U patent/CN208508705U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190215 Termination date: 20210801 |
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| CF01 | Termination of patent right due to non-payment of annual fee |