CN207664753U - A kind of micro hollow cup motor of double magnetic cylinder structures - Google Patents
A kind of micro hollow cup motor of double magnetic cylinder structures Download PDFInfo
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- CN207664753U CN207664753U CN201721807607.6U CN201721807607U CN207664753U CN 207664753 U CN207664753 U CN 207664753U CN 201721807607 U CN201721807607 U CN 201721807607U CN 207664753 U CN207664753 U CN 207664753U
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- casing
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- magnetic cylinder
- micro hollow
- double magnetic
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Abstract
The utility model discloses a kind of micro hollow cup motor of double magnetic cylinder structures, including casing, the drag cup rotor being arranged in the casing, inner casing is equipped on the inside of the drag cup rotor, the casing is iron core motor formula shell, the casing inner wall is equipped with outer shell, the material of the inner casing and outer shell is magnetic material, the utility model is due to the use of interior, double magnetic steel structures of outer steel, the magnetic flux of motor is set to greatly promote, the torque of motor is greatly improved, current of electric is small, it is efficient, the rigors of high-end customer can be met, properties of product are high, motor shape is square circular simultaneously, the flat position part installation space of casing is small and is easy to position.
Description
Technical field
The utility model is related to technical field of motors, and in particular to a kind of micro hollow cup motor of double magnetic cylinder structures.
Background technology
Micromotor is that volume, capacity are smaller, output power generally in hundreds of watts of motors below, purposes, performance and
It is special that environmental condition requires.Be usually used in control system, realize the detection of dynamoelectric signal or energy, resolving, amplification, executions or turn
It the functions such as changes, or is loaded for gearing, also can be used as the AC and DC power supply of equipment.Micro hollow cup motor is because having body
The advantages that product is small, torque is big, efficient has extensive in miniature remote controlled toy, portable electronic device, health care etc.
Using.Since client continues to increase the torque of motor, efficiency requirements, current requirements are smaller and smaller, conventional structure it is hollow
Cup motor is difficult to meet the increasing requirement of client.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of micro hollow cup motor of double magnetic cylinder structures.
Technical solution is as follows：A kind of micro hollow cup motor of double magnetic cylinder structures, including casing, be arranged in the casing
Drag cup rotor, the drag cup rotor inside are equipped with inner casing, and key is：The casing is iron core motor formula shell, institute
It states casing inner wall and is equipped with outer shell, the material of the inner casing and outer shell is magnetic material.Using above-mentioned technical proposal inner casing and outside
Cylinder is combined into the stator of twin-tub form, the magnetic line of force that drag cup rotor constantly cuts inner casing during rotating, outer shell generates, electricity
The magnetic flux of machine is effectively promoted, and the torque of motor is greatly increased, and current of electric is small, efficient, can meet high-end visitor
The rigors at family, properties of product are high.
As preferred：
Above-mentioned outer shell includes the arc panel of two faces setting, the axis of the center line of two arc panels and the shaft
Heart line overlap.
The cross section of said machine casing is in kidney-shaped, the outer walls of two arc panels respectively with the arch section of the casing
Inner wall is fixedly connected.Using the program while promoting magnetic flux, angle is not present between coil windings and arc panel.
It is respectively equipped with chamfering on two sides of above-mentioned arc panel.Arc panel is facilitated to install using the program.
Above-mentioned outer shell is the sleeve of cylindrical shape, which is coaxially disposed with the shaft.
The material of above-mentioned inner casing and outer shell is Nd-Fe-B magnet steel.
The equal length of the length of above-mentioned outer shell and the coil windings of the drag cup rotor.Using program inner casing and outside
Length between cylinder is closer, better to the promotion effect of torque.
Bushing is installed in said machine casing along its length, the shaft is mounted on the bushing by bearing
Interior, the inner casing fixes cuff outside the bushing, and the coil windings are fixedly mounted on by coil brace in the shaft,
Cuff has an adjusting washer in shaft between the coil brace and bushing, and the middle part of the coil brace is on the inside of the inner casing
Extend and the adjusting washer is pushed against on the bushing.Using the structure, since adjusting washer has certain elasticity, line
Circle winding can retain certain gap between the end of inner casing always during rotation, not influence the rotation of coil windings
Turn.
Advantageous effect：Using a kind of micro hollow cup motor of double magnetic cylinder structures provided by the utility model, shell is adopted
With the shell of iron core motor, molded without other；Motor makes the magnetic of motor due to the use of double magnetic cylinder structures of inside and outside magnetic cylinder
Flux greatly promotes, and the torque of motor is greatly improved, and current of electric is small, efficient, can meet the harsh of high-end customer and want
It asks, properties of product are high, while motor shape is square circular, and the flat position part installation space of casing is small and is easy to position.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the utility model；
Fig. 2 is the planar structure schematic diagram of the utility model；
Fig. 3 is the A-A ' sectional views of Fig. 2
Fig. 4 is the B-B ' sectional views of Fig. 2.
Specific implementation mode
With reference to embodiment and attached drawing, the utility model is described in further detail.
As shown in Figs 1-4, a kind of micro hollow cup motor of double magnetic cylinder structures, including casing 1, setting are in the casing 1
Drag cup rotor, be equipped with inner casing 4 on the inside of the drag cup rotor, the casing 1 is iron core motor formula shell, the casing 1
Inner wall is equipped with outer shell 5, and the material of the inner casing 4 and outer shell 5 is magnetic material.
The outer shell 5 include two faces setting arc panel 5a, the center line of two arc panel 5a with described turn
The axle center line overlap of axis 2, two arc panel 5a are fixedly connected with the casing 1 respectively, described for ease of fixed and positioned
The cross section of casing 1 is in kidney-shaped, and the inner wall of the outer wall of two arc panel 5a respectively with the arch section of the casing 1 is fixed
It connects, chamfering is respectively equipped on two sides of the arc panel 5a.
From figure 2 it can be seen that one end riveted of the casing 1 has an end-cap assembly 9, side along its length in the casing 1
It is equipped with bush hole, the outer end of the bushing 6 and the bush hole mistake to the other end equipped with cylindric bushing 6, the casing 1
It is full of cooperation, the inner casing 4 fixes cuff outside the bushing 6, and the drag cup rotor includes shaft 2 and coil windings 3, wherein
The shaft 2 is mounted on by bearing 10 in the bushing 6, totally two and be oiliness bearing, the bearing, one of axis
Hold the 10 outer nozzles close to the bushing 6, another described bearing 10 close to the bushing 6 interior nozzle, the shaft 2 it is outer
The casing 1 is stretched out at end, and the coil windings 3 are fixedly mounted on by coil brace 7 in the shaft 2, specifically, the line
Coil support 7 includes the mounting portion of round pie, and the inner end of the shaft 2 is fixedly connected with the mounting portion, the coil windings 3 it is interior
Circle is fixedly connected with the circumference of the mounting portion, and cuff has adjusting washer in the shaft 2 between the mounting portion and bushing 6
8, the middle part of the mounting portion extends to the inside of the inner casing 4 and the adjusting washer 8 is pushed against on the bushing 6.
The material of the equal length of the length of the outer shell 5 and the coil windings 3, the inner casing 4 and outer shell 5 is neodymium
The material of iron boron magnet steel, the casing 1 is non-magnet material.
In addition, the outer shell 5 can also be that cylindric sleeve, the sleeve are coaxially disposed with the shaft 2.
Finally, it should be noted that foregoing description is only the preferred embodiment of the utility model, the common skill of this field
Art personnel are under the enlightenment of the utility model, under the premise of without prejudice to the utility model aims and claim, can make
Expression, such transformation are each fallen within the scope of protection of the utility model as multiple types.
Claims (8)
1. a kind of micro hollow cup motor of double magnetic cylinder structures, including the drag cup of casing (1), setting in the casing (1) turn
Son, the drag cup rotor inside are equipped with inner casing (4), it is characterised in that：The casing (1) is iron core motor formula shell, described
Casing (1) inner wall is equipped with outer shell (5), and the material of the inner casing (4) and outer shell (5) is magnetic material.
2. a kind of micro hollow cup motor of double magnetic cylinder structures according to claim 1, it is characterised in that：The outer shell
(5) include the setting of two faces arc panel (5a), the center lines of two arc panels (5a) and the drag cup rotor
Rotation center line overlap.
3. a kind of micro hollow cup motor of double magnetic cylinder structures according to claim 2, it is characterised in that：The casing
(1) cross section is in kidney-shaped, and the outer wall of two arc panels (5a) is solid with the inner wall of the arch section of the casing (1) respectively
Fixed connection.
4. a kind of micro hollow cup motor of double magnetic cylinder structures according to claim 2 or 3, it is characterised in that：The arc
It is respectively equipped with chamfering on two sides of shape plate (5a).
5. a kind of micro hollow cup motor of double magnetic cylinder structures according to claim 1, it is characterised in that：The outer shell
(5) it is cylindric sleeve, the shaft (2) of the sleeve and the drag cup rotor is coaxially disposed.
6. a kind of micro hollow cup motor of double magnetic cylinder structures according to claim 1,2 or 5, it is characterised in that：It is described
The material of inner casing (4) and outer shell (5) is Nd-Fe-B magnet steel.
7. a kind of micro hollow cup motor of double magnetic cylinder structures according to claim 5, it is characterised in that：The outer shell
(5) equal length of length and the coil windings (3) of the drag cup rotor.
8. a kind of micro hollow cup motor of double magnetic cylinder structures according to claim 7, it is characterised in that：The casing
(1) be installed with bushing (6) in, the fixed cuff of the inner casing (4) the bushing (6) outside, the shaft (2) passes through bearing
In the bushing (6), the coil windings (3) are fixedly mounted on by coil brace (7) in the shaft (2), institute
Stating cuff in the shaft (2) between coil brace (7) and bushing (6) has adjusting washer (8), the middle part of the coil brace (7)
Extend on the inside of to the inner casing (4) and the adjusting washer (8) is pushed against on the bushing (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721807607.6U CN207664753U (en) | 2017-12-21 | 2017-12-21 | A kind of micro hollow cup motor of double magnetic cylinder structures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721807607.6U CN207664753U (en) | 2017-12-21 | 2017-12-21 | A kind of micro hollow cup motor of double magnetic cylinder structures |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207664753U true CN207664753U (en) | 2018-07-27 |
Family
ID=62942857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721807607.6U Active CN207664753U (en) | 2017-12-21 | 2017-12-21 | A kind of micro hollow cup motor of double magnetic cylinder structures |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207664753U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3799996A1 (en) * | 2019-08-28 | 2021-04-07 | Lincoln Global, Inc. | Plasma torch cutting systems and method |
-
2017
- 2017-12-21 CN CN201721807607.6U patent/CN207664753U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3799996A1 (en) * | 2019-08-28 | 2021-04-07 | Lincoln Global, Inc. | Plasma torch cutting systems and method |
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