CN209402385U - A kind of treadmill brush DC Rolling motor - Google Patents

A kind of treadmill brush DC Rolling motor Download PDF

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Publication number
CN209402385U
CN209402385U CN201920468568.4U CN201920468568U CN209402385U CN 209402385 U CN209402385 U CN 209402385U CN 201920468568 U CN201920468568 U CN 201920468568U CN 209402385 U CN209402385 U CN 209402385U
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CN
China
Prior art keywords
coil windings
treadmill
roller
mandrel
brush
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Active
Application number
CN201920468568.4U
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Chinese (zh)
Inventor
张喜生
谢育英
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JIANGXI ZHONGYANG ELECTRIC CO Ltd
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JIANGXI ZHONGYANG ELECTRIC CO Ltd
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Priority to CN201920468568.4U priority Critical patent/CN209402385U/en
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Abstract

The utility model discloses a kind of treadmill brush DC Rolling motors, it is characterized by comprising mandrel, roller, bearing, end cap, permanent magnet, coil windings, drivers, the roller is the drive roll of treadmill treadmill belt, the coil windings are fixedly connected with mandrel lateral surface, the permanent magnet is that 10 magnetic shoes that joined rare earth surround circular ring shape, it is sheathed on the outside of coil windings, it is fixedly connected with drum inside face, the power outlet of the coil windings is drawn by one end of mandrel, and power outlet and the driver of the coil windings are connected.The beneficial effects of the utility model are: being combined into one using roller and motor, eliminate more contract belt drive structures, reduce the loss of energy, it reduces costs, eliminates Hall sensor, reduce the producting process difficulty of motor, improve the service life and stability of motor, it is combined using multiple coil windings stacking patterns, makes entire power of motor in the case where small in size, realize high power, large torque.

Description

A kind of treadmill brush DC Rolling motor
Technical field
The utility model relates to treadmill technical field more particularly to a kind of treadmill brush DC Rolling motors.
Background technique
The running machine motor used currently on the market is all that carbon brush, which exists, uses the longevity using the permanent magnet DC motor with carbon brush Disadvantage short and that motor delivery efficiency is low is ordered, and commutates and is easy to produce spark, interference, and existing motor and race are generated to power grid More contract V belt translations are all made of between step machine treadmill belt drive roll, centre easy off-energy more using component, cost Height, occupied space are big.
Brushless motor currently on the market is all the knowledge for needing motor to carry out rotor spatial position with Hall sensor Not, but the producting process difficulty that Hall sensor increases DC brushless motor is installed.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides a kind of treadmill brush DC Rolling motor, this dress It sets and is combined into one motor and treadmill drive roll, drive roll motor is rotor, and the mandrel in drive roll is stator, is saved Gone between original motor and roller carve band connection structure, reduce the loss of energy, reduce costs, save existing nothing Hall sensor in brush motor reduces the producting process difficulty of motor, improves power output.
The technical solution of the utility model is achieved in that
A kind of treadmill brush DC Rolling motor, it is characterised in that including mandrel, roller, bearing, end cap, permanent magnet, Coil windings, driver, the roller are the drive roll of treadmill treadmill belt, and the mandrel is set in roller, same with roller Axis, the end cap are equipped with two pieces, are respectively arranged on roller both ends, and the end cap central is equipped with through-hole, and the through-hole wall is in roller One end be equipped with layer hole, the bearing be equipped with two pieces, be respectively arranged in the layer hole of two end cap, the inner ring and mandrel of the bearing are tight Gu outer ring and end cap internal layer hole wall fasten, the coil windings are equipped with two pieces or two pieces or more, are sheathed on mandrel, and and core Axis lateral surface is fixedly connected, two pieces or the evenly spaced setting of the above coil windings of two pieces, and the permanent magnet joined dilute for 10 The permanent magnetism magnetic shoe of soil surrounds circular ring shape, is sheathed on the outside of coil windings, the fixed company of the permanent magnet lateral surface and drum inside face It connects, is arranged with 1 or 1 or more permanent magnet outside each coil windings, the power outlet of the coil windings is by mandrel One end is drawn, and power outlet and the driver of the coil windings are connected, and the power outlet of the coil windings is three Power outlet.
Further, the end cap is equipped with several thermal vias, for radiating.
Further, the both ends of the roller inner spindle are arranged with fan, and the both ends fan works towards unanimously When, roller one end air inlet, one end outlet reaches heat dissipation purpose.
Further, the mandrel, which is equipped with inside one end of coil windings, is equipped with blind hole, the blind-hole bottom lateral wall It is equipped with the radial hole communicated with the blind hole, the power outlet of the coil windings is by the radial hole and blind hole by mandrel It draws one end.
Further, the bearing is deep groove ball bearing.
Further, the roller uses the high-quality low-carbon carbon structure steel material with high tenacity.
Further, the mandrel is used with high-intensitive, high tenacity quenched alloy steel.
Further, the step angle of the coil windings is set as 60 ° or 120 ° or 180 °.
Working principle of the utility model is: permanent magnet is fixedly connected with roller, become the rotor of the utility model, coil around Group is fixedly connected with mandrel, becomes the stator of the utility model, and three-phase dc electricity is made moment alternating discharge to motor by driver, With sine wave or square, by 60 ° or 120 ° or 180 ° of step angle of coil windings setting, complete to lead to for coil windings one week Electric conversion regime so that rotor be driven to rotate around stator, namely drives roller rotation.The utility model eliminates traditional treadmill Motor and roller carve belt drive structure more, eliminate the Hall sensor in existing brushless motor, reduce the loss of energy, It reduces costs, reduces the producting process difficulty of motor, improve power output.
Compared with prior art, the utility model has the beneficial effects that 1, be combined into one using roller and motor, eliminate Original more contract belt drive structures, reduce the loss of energy, reduce costs, and reduce the failure rate of treadmill, while Reduce space occupancy rate;2, it is connected using motor and driver, eliminates carbon brush and Hall sensor, reduce the life of motor Production. art difficulty avoids magnetic disturbance in the generation and ultrashort wave of spark, to substantially increase the service life of motor and steady Qualitative, service life was up to ten thousand hours or more;3, using driver switching circuit alternate energisation form complete 60 ° or 120 ° or 180 ° of commutations, greatly reduce the internal resistance and induction reactance of stator line packet, are efficiently utilized electric energy, reduce loss, efficiency up to 90% with On;4, it is combined using multiple coil windings stacking patterns, makes entire power of motor in the case where small in size, realization high power, Large torque.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment;
Fig. 2 is Fig. 1 left view;
Fig. 3 is end cover structure schematic diagram.
In figure: 1, roller, 2, mandrel, 201, blind hole, 202, radial hole, 3, bearing, 4, end cap, 401, thermal vias, 402, through-hole, 403, layer hole, 5, coil windings, 6, permanent magnet, 7, power outlet, 8, fan.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figures 1 to 3, the utility model embodiment includes mandrel 2, roller 1, bearing 3, end cap 4, permanent magnet 6, coil Winding 5, driver (being not drawn into figure), roller 1 are the drive roll of treadmill treadmill belt, and mandrel 2 is set in roller 1, with rolling Cylinder 1 is coaxial, and end cap 4 is equipped with two pieces, is respectively arranged on 1 both ends of roller, and 4 center of end cap is equipped with through-hole 402, which leans on One end in roller 1 is equipped with layer hole 403, and bearing 3 is deep groove ball bearing, is equipped with two pieces, is respectively arranged on the layer hole 403 of two end cap 4 Interior, the inner ring and mandrel 2 of the bearing 3 fasten, and outer ring and 403 inner sidewall of layer hole fasten, and coil windings 5 are equipped with two pieces, are arranged It on mandrel 2, and is fixedly connected with 2 lateral surface of mandrel, two pieces coil windings 5 are spaced apart, and permanent magnet 6, which is 10, joined The permanent magnetism magnetic shoe of rare earth surrounds circular ring shape, is sheathed on 5 outside of coil windings, the lateral surface and 1 medial surface of roller of the permanent magnet 6 It is fixedly connected, 2 permanent magnets 6 is arranged with outside each coil windings 5, driver is set to 1 outside of roller, and mandrel 2 is equipped with line Enclose winding 5 one end inside be equipped with blind hole 201,201 Basolateral wall of blind hole be equipped with radial hole 202, the radial hole 202 with it is blind Hole 201 communicates, and the power outlet 7 of coil windings 5 is drawn by the radial hole 202 and blind hole 201 by one end of mandrel 2, line The power outlet 7 of circle winding 5 is connected with driver, and the power outlet 7 of coil windings 5 is three power outlets.
End cap 4 is equipped with several thermal vias 401, and for radiating, the both ends of 1 inner spindle 2 of roller are arranged with fan 8, Both ends fan 8 is towards consistent, and when work, 1 one end air inlet of roller, one end outlet reaches heat dissipation purpose.
Preferably, roller 1 is using the high-quality low-carbon carbon structure steel material with high tenacity.
Preferably, mandrel 2 is using the quenched alloy steel with high-intensitive, high tenacity.
Preferably, the step angle of coil windings 5 is set as 60 ° or 120 ° or 180 °.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (8)

1. a kind of treadmill brush DC Rolling motor, it is characterised in that including mandrel, roller, bearing, end cap, permanent magnet, line Winding, driver are enclosed, the roller is the drive roll of treadmill treadmill belt, and the mandrel is set in roller, it is coaxial with roller, The end cap is equipped with two pieces, is respectively arranged on roller both ends, and the end cap central is equipped with through-hole, which depends on one in roller End is equipped with layer hole, and the bearing is equipped with two pieces, is respectively arranged in the layer hole of two end cap, and the inner ring and mandrel of the bearing fasten, outside Circle is fastened with end cap internal layer hole wall, and the coil windings are equipped with two pieces or two pieces or more, is sheathed on mandrel, and on the outside of mandrel Face is fixedly connected, two pieces or the evenly spaced setting of the above coil windings of two pieces, and the permanent magnet, which is 10, joined rare earth forever Magnetic magnetic shoe surrounds circular ring shape, is sheathed on the outside of coil windings, which is fixedly connected with drum inside face, each It is arranged with 1 or 1 or more permanent magnet outside coil windings, the power outlet of the coil windings is drawn by one end of mandrel Out, the power outlet with driver of the coil windings are connected, and the power outlet of the coil windings is that three power supplys draw Outlet.
2. a kind of treadmill brush DC Rolling motor according to claim 1, it is characterised in that: the end cap is equipped with Several thermal vias, for radiating.
3. a kind of treadmill brush DC Rolling motor according to claim 2, it is characterised in that: the roller inner spindle Both ends be arranged with fan, the both ends fan is towards consistent, and when work, roller one end air inlet, one end outlet reaches heat dissipation Purpose.
4. a kind of treadmill brush DC Rolling motor according to claim 1, it is characterised in that: the mandrel is equipped with Blind hole is equipped with inside one end of coil windings, the blind-hole bottom lateral wall is equipped with the radial hole communicated with the blind hole, described The power outlet of coil windings is drawn by the radial hole and blind hole by one end of mandrel.
5. a kind of treadmill brush DC Rolling motor according to claim 1, it is characterised in that: the bearing is zanjon Ball bearing.
6. a kind of treadmill brush DC Rolling motor according to claim 1, it is characterised in that: the roller is using tool There is the high-quality low-carbon carbon structure steel material of high tenacity.
7. a kind of treadmill brush DC Rolling motor according to claim 1, it is characterised in that: the mandrel is using tool There is high-intensitive, high tenacity quenched alloy steel.
8. a kind of treadmill brush DC Rolling motor according to any one of claims 1 to 7, it is characterised in that: described The step angle of coil windings is set as 60 ° or 120 ° or 180 °.
CN201920468568.4U 2019-04-09 2019-04-09 A kind of treadmill brush DC Rolling motor Active CN209402385U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920468568.4U CN209402385U (en) 2019-04-09 2019-04-09 A kind of treadmill brush DC Rolling motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920468568.4U CN209402385U (en) 2019-04-09 2019-04-09 A kind of treadmill brush DC Rolling motor

Publications (1)

Publication Number Publication Date
CN209402385U true CN209402385U (en) 2019-09-17

Family

ID=67900219

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920468568.4U Active CN209402385U (en) 2019-04-09 2019-04-09 A kind of treadmill brush DC Rolling motor

Country Status (1)

Country Link
CN (1) CN209402385U (en)

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