CN108880105A - A kind of low noise motor for treadmill - Google Patents
A kind of low noise motor for treadmill Download PDFInfo
- Publication number
- CN108880105A CN108880105A CN201810883273.3A CN201810883273A CN108880105A CN 108880105 A CN108880105 A CN 108880105A CN 201810883273 A CN201810883273 A CN 201810883273A CN 108880105 A CN108880105 A CN 108880105A
- Authority
- CN
- China
- Prior art keywords
- pod
- shell
- motor
- rotor
- treadmill
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
- H02K11/21—Devices for sensing speed or position, or actuated thereby
- H02K11/22—Optical devices
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses a kind of low noise motors for treadmill, are related to technical field of motors, including：Shell, stator, rotor, motor shaft, the first pod and the second pod；Stator ring is arranged in the inner wall of shell；Rotor is arranged in shell, and rotor is threaded through on motor shaft；The two sides of rotor are provided with the blade being circular layout；Blade can be rotated with rotor, for driving the gas of shell to flow；First pod and the second pod are separately positioned on the two sides of shell；First pod and the second pod are threaded through on motor shaft respectively；First pod and the second pod are set as horn-like annulus, and the air-flow for driving blade exports shell；Motor is radiated not against fan, reduces the noise generated in motor rotation process, improves the operation stability of motor.
Description
Technical field
The present invention relates to technical field of motors, especially a kind of low noise motor for treadmill.
Background technique
Electric treadmill is to be driven driving roller by belt by motor to make one to drive treadmill belt with different speed
Degree and the gradient passively run or walk about.The working range of the motor of electric treadmill is wide, and the fluctuation of load is big, generally in output shaft
On inertial flywheel is installed to guarantee even running, and torque loads are big when low speed is run, and calorific value is big, needs specially to design
There is heat dissipation wind path.
But motor is typically employed in the mode for installing fan on motor shaft additional to radiate to motor, but this set
The power loss that mode will lead to motor increases；In addition, generating vibration because of the friction of fan and air, motor being caused to generate
Noise it is larger, and the service life of motor can be reduced.
Summary of the invention
One, technical problems to be solved
The present invention solves in the prior art that running machine motor noise is big for drawbacks described above present in the prior art,
The problem of stability difference.
Two, technical solution
In order to solve the above technical problems, the present invention provides a kind of low noise motor for treadmill, for treadmill
Low noise motor includes：Shell, stator, rotor, motor shaft, the first pod and the second pod；
Stator ring is arranged in the inner wall of shell；
Rotor is arranged in stator, and rotor is threaded through on motor shaft；The two sides of rotor are provided with the blade being circular layout；Leaf
Piece can be rotated with rotor, for driving the gas of shell to flow；
First pod and the second pod are separately positioned on the two sides of shell；First pod and the second pod difference
It is threaded through on motor shaft；First pod and the second pod are set as horn-like annulus, the air-flow for driving blade
Export shell.
Wherein, one end of motor shaft is provided with grating disc bushing, is fixedly installed grating disc on grating disc bushing；On shell
It is provided with the detection device with grating disc cooperation, detection device is used to detect the rotation of grating disc, to measure the rotation of motor shaft
Angle.
Wherein, brake gear is additionally provided on shell, brake gear is arranged on motor shaft, is used for braking motor axis.
Wherein, it is provided with temperature sensor on stator, for detecting the intracorporal temperature of shell.
Wherein, fan housing is additionally provided on shell.
Wherein, the outer surface of shell, which is circular layout, gas vent.
Three, beneficial effect
Compared with prior art, a kind of low noise motor for treadmill provided by the invention, by being provided with leaf
The rotor of piece, the first pod and the second pod, allow motor to radiate not against fan, the intracorporal gas meeting of shell
It is flowed with the rotation of blade, and shell is discharged by the guidance of the first pod and the second pod, reduce motor rotation
The noise generated in the process improves the operation stability of motor；By be arranged temperature sensor, can real-time monitoring motor transporting
During row, the intracorporal temperature of shell, and overheating protection is being realized when the temperature is excessively high；By the way that brake gear is arranged, so as to electricity
When mechanism is moved, direct braking motor axis improves braking effect, improves motor brake stability and safety.
Detailed description of the invention
Fig. 1 is half sectional view of the present invention for the low noise motor of treadmill；
Fig. 2 is first pod perspective view of the present invention for the low noise motor of treadmill；
Fig. 3 is fan housing perspective view of the present invention for the low noise motor of treadmill；
Fig. 4 is brake gear perspective view of the present invention for the low noise motor of treadmill；
In figure：1 it is shell, 2 be stator, 3 be rotor, 4 be motor shaft, 5 be the first pod, 6 is the second pod, 7
It is grating disc for blade, 8,9 be detection device, 10 be grating disc bushing, 11 be fan housing, 12 is brake gear.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below
Example cannot be used to limit the scope of the invention for illustrating the present invention.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, including：Shell 1, stator 2, rotor 3, motor shaft 4, the first pod 5,
Two pods 6, blade 7, grating disc 8, detection device 9, grating disc bushing 10, fan housing 11 and brake gear 12；
Stator 2 is circular layout in the inner wall of shell 1；
Rotor 3 is arranged in stator 2, and rotor 3 is worn on the motor shaft (4)；The two sides of rotor 3 are provided with the leaf being circular layout
Piece 7, blade 7 are set as metal material, and 37 ° of angle is formed with the contact surface of rotor 3；Blade 7 can be rotated with rotor 3, be used for
Drive the gas flowing of shell 1；
First pod 5 and the second pod 6 are separately positioned on the two sides of shell 1；First pod 5 and the second pod
6 wear on the motor shaft (4) respectively；First pod 5 and the second pod 6 are set as horn-like annulus, are used for 7 band of blade
Dynamic air-flow exports shell 1；First pod 5 and the second pod 6 are set as silicon steel material, with heat dissipation, and guarantee 7 band of blade
Gas can be discharged outside shell 1 along the outer rim of the first pod 5 and the second pod 6 in dynamic shell 1；Motor is disobeyed
It radiates by fan, reduces the noise generated in motor rotation process, improve the operation stability of motor.
One end of motor shaft 4 is provided with grating disc bushing 10, and grating disc 8 is fixedly installed on grating disc bushing 10.
The detection device 9 cooperated with grating disc 8 is provided on shell 1, detection device 9 is used to detect the rotation of grating disc 8,
To measure the rotational angle of motor shaft 4；Since grating disc 8 can be rotated with motor shaft 4, so that detection device 9 can be according to grating disc 8
Velocity of rotation and frequency detect the angular velocity information for obtaining motor shaft rotation, and the information that will test feeds back to motor control
System processed, to regulate and control motor to best operating status；
Brake gear 12 is additionally provided on shell 1, brake gear 12 is arranged on motor shaft 4, is used for braking motor axis 4；
Since running machine motor need to drive belt movement, so that biggish motional inertia is overcome, by setting when motor needs to brake
The brake gear 12 for motor shaft 4 is set, the influence that motional inertia brakes motor shaft 4 can be effectively reduced, to reach more preferable
Safety.
It is provided with temperature sensor on stator 2, for detecting the temperature in shell 1；When temperature sensor detects shell 1
When interior temperature reaches threshold value, the temperature signal that can be will test is transmitted to electric machine control system, and controls motor braking, so that
Motor shuts down, and prevents in electric machine casing 1 that temperature is excessively high to cause danger, and reduces the service life of motor.
Fan housing 11 is additionally provided on shell 1；Fan housing 11 is set as facilitating motor radiating with meshed bowl-shape metal cap
And ventilation.
The outer surface of shell 1 is circular layout and has gas vent.
The above is only the preferred embodiment of the present invention, it is noted that those skilled in the art are come
It says, without departing from the technical principles of the invention, several improvements and modifications can also be made, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (6)
1. a kind of low noise motor for treadmill, which is characterized in that the low noise motor for treadmill includes：Shell
Body (1), stator (2), rotor (3), motor shaft (4), the first pod (5) and the second pod (6)；
The stator (2) is circular layout in the inner wall of the shell (1)；
In the stator (2), the rotor (3) is threaded through on the motor shaft (4) for rotor (3) setting；The rotor
(3) two sides are provided with the blade (7) being circular layout；The blade (7) can rotate with the rotor (3), described for driving
The internal gas flowing of shell (1)；
First pod (5) and second pod (6) are separately positioned on the two sides of the shell (1)；Described first
Pod (5) and second pod (6) are threaded through respectively on the motor shaft (4)；First pod (5) and described
Second pod (6) is set as horn-like annulus, and the air-flow for driving the blade (7) exports the shell (1).
2. being used for the low noise motor of treadmill as described in claim 1, it is characterised in that：One end of the motor shaft (4)
It is provided with grating disc bushing (10), is fixedly installed grating disc (8) on the grating disc bushing (10)；It is set on the shell (1)
It is equipped with the detection device (9) with the grating disc (8) cooperation, the detection device (9) is used to detect turning for the grating disc (8)
It is dynamic, to measure the rotational angle of the motor shaft (4).
3. being used for the low noise motor of treadmill as described in claim 1, it is characterised in that：It is also set up on the shell (1)
Have brake gear (12), the brake gear (12) is arranged on the motor shaft (4), for braking the motor shaft (4).
4. being used for the low noise motor of treadmill as described in claim 1, it is characterised in that：It is provided on the stator (2)
Temperature sensor, for detecting the temperature in the shell (1).
5. being used for the low noise motor of treadmill as described in claim 1, it is characterised in that：It is also set up on the shell (1)
There are fan housing (11).
6. being used for the low noise motor of treadmill as described in claim 1, it is characterised in that：The outer surface of the shell (1)
Being circular layout has gas vent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810883273.3A CN108880105A (en) | 2018-08-06 | 2018-08-06 | A kind of low noise motor for treadmill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810883273.3A CN108880105A (en) | 2018-08-06 | 2018-08-06 | A kind of low noise motor for treadmill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108880105A true CN108880105A (en) | 2018-11-23 |
Family
ID=64307983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810883273.3A Pending CN108880105A (en) | 2018-08-06 | 2018-08-06 | A kind of low noise motor for treadmill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108880105A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0382359A (en) * | 1989-08-23 | 1991-04-08 | Hitachi Ltd | Brushless dc motor fitted with encoder |
| JPH07170692A (en) * | 1993-12-14 | 1995-07-04 | Hitachi Ltd | Rotating electric machine |
| CN2593221Y (en) * | 2003-01-01 | 2003-12-17 | 长春第一光学有限公司 | Split encoder |
| CN102255434A (en) * | 2011-04-14 | 2011-11-23 | 深圳市英科达光电技术有限公司 | Dedicated photoelectric encoder with special insulation structure for wind driven generator |
| CN102315724A (en) * | 2010-06-29 | 2012-01-11 | 江苏远东电机制造有限公司 | Internal ventilating and cooling structure of electromotor |
| CN107017735A (en) * | 2017-06-21 | 2017-08-04 | 郭自刚 | A kind of special interior cooling motor of screw air compressor |
| CN208623476U (en) * | 2018-08-06 | 2019-03-19 | 奉化市微分电机有限公司 | A kind of low noise motor for treadmill |
-
2018
- 2018-08-06 CN CN201810883273.3A patent/CN108880105A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0382359A (en) * | 1989-08-23 | 1991-04-08 | Hitachi Ltd | Brushless dc motor fitted with encoder |
| JPH07170692A (en) * | 1993-12-14 | 1995-07-04 | Hitachi Ltd | Rotating electric machine |
| CN2593221Y (en) * | 2003-01-01 | 2003-12-17 | 长春第一光学有限公司 | Split encoder |
| CN102315724A (en) * | 2010-06-29 | 2012-01-11 | 江苏远东电机制造有限公司 | Internal ventilating and cooling structure of electromotor |
| CN102255434A (en) * | 2011-04-14 | 2011-11-23 | 深圳市英科达光电技术有限公司 | Dedicated photoelectric encoder with special insulation structure for wind driven generator |
| CN107017735A (en) * | 2017-06-21 | 2017-08-04 | 郭自刚 | A kind of special interior cooling motor of screw air compressor |
| CN208623476U (en) * | 2018-08-06 | 2019-03-19 | 奉化市微分电机有限公司 | A kind of low noise motor for treadmill |
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