CN107261396A - Treadmill and its transmission system - Google Patents
Treadmill and its transmission system Download PDFInfo
- Publication number
- CN107261396A CN107261396A CN201710620324.9A CN201710620324A CN107261396A CN 107261396 A CN107261396 A CN 107261396A CN 201710620324 A CN201710620324 A CN 201710620324A CN 107261396 A CN107261396 A CN 107261396A
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- China
- Prior art keywords
- fixed seat
- transmission system
- base
- treadmill
- common axis
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Classifications
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B22/00—Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements
- A63B22/02—Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements with movable endless bands, e.g. treadmills
- A63B22/0235—Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements with movable endless bands, e.g. treadmills driven by a motor
- A63B22/0242—Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements with movable endless bands, e.g. treadmills driven by a motor with speed variation
- A63B22/025—Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements with movable endless bands, e.g. treadmills driven by a motor with speed variation electrically, e.g. D.C. motors with variable speed control
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- Health & Medical Sciences (AREA)
- Cardiology (AREA)
- Vascular Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Rehabilitation Tools (AREA)
Abstract
The disclosure is directed to a kind of treadmill and its transmission system.The treadmill includes：Base, is fixed on the motor of the base, and is connected pivotally to the front roll of the base；The transmission system includes：The driving wheel of the output shaft of the motor is fixedly arranged on, the driven pulley of the rotating shaft of the front roll is fixedly arranged on, wherein, the transmission system also includes：The fixed seat that can be connected with the base is pivotally mounted to the common axis of the fixed seat, it is fixedly arranged on the first drive and the second drive of the common axis, first transmission belt, and second transmission belt, wherein, first drive is connected by first transmission belt with the driving wheel, and second drive is connected by second transmission belt with the driven pulley.The transmission system of the treadmill provided by the disclosure, ensure that motor is exported to the volume and weight for being additionally beneficial to reduce treadmill needed for front roll while moment of torsion.
Description
Technical field
This disclosure relates to a kind of treadmill, more particularly to a kind of treadmill and its transmission system.
Background technology
In traditional treadmill, the front-end and back-end of base are set respectively relies on crawler belt between a roller, two rollers
Connection, the roller positioned at front is driven and rotated by motor, and then drives crawler belt to rotate, so that user runs or walks.
Wherein, connected between roller and motor by belt transmission.However, because the moment of torsion needed for roller is compared with motor
Output torque for it is much higher, accordingly, it would be desirable to larger speed reducing ratio (the i.e. rotating shaft of output rotating speed/front roll of motor
Rotating speed), and the speed reducing ratio is equal to the radius of the radius of drive in the rotating shaft of roller and the drive on the output shaft of motor
Ratio, thus, the radius size of the belt pulley of roller is often larger, and this base for resulting in treadmill needs to design larger
Space with the belt pulley of mounting rotary drum, hence in so that the volume and weight of base increases therewith, be not only not easy to carry, and
And larger space is also taken up, it is unfavorable for family and uses.
The content of the invention
To overcome problem present in correlation technique, the disclosure provides a kind of treadmill.
According to the first aspect of the disclosure there is provided a kind of transmission system of treadmill, the treadmill includes：Base, Gu
Due to the motor of the base, and it is connected pivotally to the front roll of the base；The transmission system includes：It is fixedly arranged on described
The driving wheel of the output shaft of motor, is fixedly arranged on the driven pulley of the rotating shaft of the front roll, wherein, the transmission system also includes：
The fixed seat that can be connected with the base is pivotally mounted to the common axis of the fixed seat, is fixedly arranged on the common axis
First drive and the second drive, the first transmission belt, and the second transmission belt, wherein, first drive passes through described
First transmission belt is connected with the driving wheel, and second drive is connected by second transmission belt with the driven pulley.
Selectively, the common axis, the output shaft and the rotating shaft are parallel to each other and perpendicular to the treadmill
Longitudinal direction is set, and the common axis is arranged on the front of the output shaft and the rotating shaft, and the structure of fixed holder is
The common axis is moved in the longitudinal direction.
Selectively, the transmission system includes adjustment mechanism, for driving the fixed seat to drive the common axis hair
The raw movement, and the fixed seat and the common axis are maintained at required position.
Selectively, the fixed seat is articulated with the base, the tune by the pivotal axis parallel to the common axis
Complete machine structure is configured to：Drive the fixed seat around the pivot axis and the fixed seat is maintained at the required position；
The structure of fixed holder is：When the fixed seat is rotated in a first direction around the pivotal axis, the common axis is driven forward
Movement is so as to away from the output shaft and the rotating shaft, to be tensioned first transmission belt and second transmission belt.
Selectively, the adjustment mechanism includes screw portion and is connected to the operating portion of one end of the screw portion
Point, the through hole whorl that the screw portion and the base are opened up coordinates, and the screw portion the other end through described
Through hole and the lower surface for being resisted against the fixed seat, the screw portion and the contact position of the fixed seat are located at the fixed seat
With the rear of the base hinged place, by drive the operation part can increase or reduce the screw portion be located at it is described
The length of part between base and the lower surface of the fixed seat.
Selectively, the fixed seat includes matrix part and is fixed on the axle installation portion of the upper surface in described matrix portion, institute
State common axis and the axle installation portion is installed on by bearing, wherein, described matrix portion is provided with the hinge passed through for the pivotal axis
Socket part.
Selectively, the fixed seat is connected by attachment structure with the base, and the attachment structure is configured to：Allow
The fixed seat drives the common axis to translate in the longitudinal direction and is fixed on the required position.
Selectively, the attachment structure includes being opened in the mounting hole of the fixed seat, being opened in the bar of the base
Shape hole and the connector and locking member of mutual cooperation, the bar hole extend along the longitudinal direction, and the connector is passed through
The mounting hole and the bar hole simultaneously removably coordinate with the locking member, to be optionally fixed on the fixed seat
The base.
Selectively, the fixed seat includes base portion and is fixed on the axle connecting portion of the upper surface of the base portion, institute
State common axis and the axle connecting portion is installed on by bearing, wherein, the mounting hole is opened in the base portion.
Selectively, the adjustment mechanism is arranged on the front portion of the fixed seat, and including from the fixed seat forward
The screw rod part extended and the operating parts for being connected to the screw rod part front end, the noseplate are provided with stopper section, the operation
Part is located at the front of the stopper section and by the stopper section backstop, by driving the operating parts to increase or reduce institute
State the length of part of the screw rod part between the stopper section and the front portion of the fixed seat.
Selectively, the screw rod part is fixedly arranged on the front portion of the fixed seat, the operating parts and the screw rod part screw thread
Connection；Or, the screw rod part is connected with the front threads of the fixed seat, and the operating parts is fixedly arranged on before the screw rod part
End.
Selectively, first transmission belt and second transmission belt are polywedge bet, the driving wheel, described first
Drive, second drive and the driven pulley are multi-wedge belt pulley.
According to the second aspect of the disclosure there is provided a kind of treadmill, wherein, the treadmill includes the according to the disclosure
On the one hand the transmission system of the treadmill provided.
The technical scheme that embodiment of the present disclosure is provided can include the following benefits：The race provided by the disclosure
The transmission system of step machine, motor is outputed power to front roll by the first transmission belt and the second transmission belt by double reduction,
Speed reducing ratio can pass through formula：The radius of the radius * driven pulleys of first drive/(the half of the radius * driving wheels of the second drive
Footpath) calculated.(i.e. motor is connected by transmission belt and front roll direct-drive with the transmission system of traditional only primary speed-down
Connect) compare, on the one hand, go for same speed reducing ratio, then by double reduction the disclosure treadmill transmission system
In, it can be realized by way of increasing the radius of the first drive and the radius of driven pulley simultaneously, and in traditional power train
In system, it can only be realized by way of the radius for increasing driven pulley, it is therefore, comparatively, driven in traditional transmission system
The radius of any one will be big in the first drive and driven pulley in the radius ratio disclosure of wheel, therefore, traditional transmission
Space needed for system is relatively large, that is to say, that the transmission system of the treadmill provided using the disclosure can more save sky
Between, it is beneficial to the weight and volume for reducing treadmill；On the other hand, in the same confined space, it is possible to, the disclosure is provided
Transmission system in the radius of the first drive and the maximum that can set of the radius of driven pulley and traditional transmission system
In driven pulley the maximum that can set of radius close to even can be with equal, therefore, even if the power train that the disclosure is provided
The maximum that the radius of the first drive in system and the radius of driven pulley can be set can not with traditional transmission system
The maximum that the radius of driven pulley can be set is equal (limitation arranged by space), according to the formula of above-mentioned speed reducing ratio, sheet
The maximum deceleration that the legacy system of the open treadmill provided can be realized after double reduction is than can also be more than traditional biography
The maximum deceleration ratio that dynamic system can be realized, therefore, when the power output of motor is identical, the biography for the treadmill that the disclosure is provided
Dynamic system can increase motor and export moment of torsion to front roll, increase power required during treadmill work, in this case,
The timing of moment of torsion one needed for current roller, the transmission system of the treadmill provided using the disclosure can allow treadmill to use tool
There is the motor of smaller power, so that cost-effective.Therefore, the transmission system for the treadmill that the disclosure is provided can ensure motor
Export to the volume and weight for while moment of torsion, being additionally beneficial to reduce treadmill needed for front roll, it is cost-effective.
It should be appreciated that the general description of the above and detailed description hereinafter are only exemplary and explanatory, not
The disclosure can be limited.
Brief description of the drawings
Accompanying drawing herein is merged in specification and constitutes the part of this specification, shows the implementation for meeting the disclosure
Mode, and be used to together with specification to explain the principle of the disclosure.
Fig. 1 is the stereogram of the transmission system according to the treadmill shown in the disclosure the first embodiment；
Fig. 2 is another stereogram of the transmission system according to the treadmill shown in the disclosure the first embodiment；
Fig. 3 is another stereogram of the transmission system according to the treadmill shown in the disclosure the first embodiment, wherein,
In order to understand the position relationship of adjustment mechanism and fixed seat, not shown base；
Fig. 4 is the exploded perspective of a part for the transmission system according to the treadmill shown in the disclosure the first embodiment
Figure；
Fig. 5 is the solid of the adjustment mechanism in the transmission system of the treadmill shown in the disclosure the first embodiment
Figure；
Fig. 6 is the stereogram of the noseplate of the base of treadmill in second of embodiment of the disclosure；
Fig. 7 is the solid of the part in the transmission system of the treadmill according to second of embodiment of the disclosure
Figure；
Fig. 8 is the solid of the fixed seat in the transmission system of the treadmill according to second of embodiment of the disclosure
Figure.
Description of reference numerals
1- bases；11- noseplates；111- bar holes；112- stopper sections；2- motors；21- driving wheels；26- first is driven
Band；3- front rolls；31- driven pulleys；The transmission belts of 36- second；4,5- fixed seats；40- pivotal axis；41- matrix parts；42- axles are installed
Portion；43- bearings；44- articulated sections；50- mounting holes；51- base portions, 52- axle connecting portions；53- bearings；6- common axis；61- first
Drive；The drives of 62- second；45- bearings；7,8- adjustment mechanisms；71- screw portions；72- operation parts；81- screw rod parts；
82- operating parts.
Embodiment
Here illustrative embodiments will be illustrated in detail, its example is illustrated in the accompanying drawings.Following description is related to
And during accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represent same or analogous key element.Following exemplary is implemented
Embodiment described in mode does not represent all embodiments consistent with the disclosure.On the contrary, they be only with such as
The example of the consistent apparatus and method of some aspects be described in detail in appended claims, the disclosure.
In the disclosure, in the case of opposite explanation is not done, the longitudinal direction of the treadmill uses treadmill by user
When forward-facing, facing away from the fore-and-aft direction in rear limit, used term position such as " forward and backward " refers to relative in a longitudinal direction
Front, rear for selected referential or reference substance；With the longitudinal direction in the plane that treadmill base 1 is limited
The vertical direction in direction is horizontal direction.Above-mentioned term position is only used for the explanation and illustration disclosure, is not limited to.
The disclosure provides a kind of transmission system of treadmill, and the treadmill includes：Base 1, is fixed on the base 1
Motor 2, and it is connected pivotally to the front roll 3 of the base 1；The transmission system includes：It is fixedly arranged on the output of the motor 2
The driving wheel 21 of axle, is fixedly arranged on the driven pulley 31 of the rotating shaft of the front roll 3, wherein, the transmission system also includes：Can be with
The fixed seat 4,5 that the base 1 is connected is pivotally mounted to the common axis 6 of the fixed seat 4,5, is fixedly arranged on the common axis
6 the first drive 61 and the second drive 62, the first transmission belt 26, and the second transmission belt 36, wherein, first transmission
Wheel 61 is connected by first transmission belt 26 with the driving wheel 21, and second drive 62 passes through second transmission belt
36 are connected with the driven pulley 31.
The transmission system of the treadmill provided by the disclosure, motor is passed through by the first transmission belt 26 and the second transmission belt 36
Cross double reduction to output power to front roll 3, speed reducing ratio can pass through formula：The radius * driven pulleys 31 of first drive 61
Radius/(radius of the radius * driving wheels 21 of the second drive 62) calculated.With the transmission of traditional only primary speed-down
Compared with system (i.e. motor is connected by transmission belt with front roll direct-drive), on the one hand, go for same speed reducing ratio, then exist
In the transmission system of treadmill by the disclosure of double reduction, can by simultaneously increase the first drive 61 radius and
The mode of the radius of driven pulley 31 realizes, and in traditional transmission system, can only be by way of the radius for increasing driven pulley
Realize, therefore, comparatively, the first drive 61 in the radius ratio disclosure of the driven pulley in traditional transmission system and from
The radius of any one in driving wheel 31 will be big, therefore, and the space needed for traditional transmission system is relatively large, that is to say, that
The transmission system of the treadmill provided using the disclosure can more save space, be beneficial to the weight and volume for reducing treadmill；
On the other hand, in the same confined space, it is possible to, the radius of the first drive 61 in the transmission system that the disclosure is provided
The maximum and the radius of the driven pulley in traditional transmission system that can be set with the radius of driven pulley 31 can be set most
Big value close to even can with identical, therefore, even if the radius of the first drive 61 in the transmission system that the disclosure is provided and from
The maximum that the radius of driving wheel 31 can be set can not can be set most with the radius of the driven pulley in traditional transmission system
It is worth equal (limitation arranged by space) greatly, the tradition system of the treadmill provided according to the formula of above-mentioned speed reducing ratio, the disclosure
The maximum deceleration that can be realized after double reduction unite than can also be more than the maximum deceleration that traditional transmission system can be realized
Than, therefore, when the power output of motor is identical, the disclosure provide treadmill transmission system can increase motor export to
The moment of torsion of front roll, increases power required during treadmill work, in this case, the moment of torsion needed for current roller is certain
When, the transmission system of the treadmill provided using the disclosure can allow treadmill to use the motor 2 with smaller power, so that
It is cost-effective.Therefore, the transmission system for the treadmill that the disclosure is provided can be exported to moment of torsion needed for front roll ensureing motor
While, it is additionally beneficial to reduce the volume and weight of treadmill, it is cost-effective.
In the embodiment that the disclosure is provided, for the ease of tensioning transmission belt, the common axis 6, the output
Axle and the rotating shaft are parallel to each other and set perpendicular to the longitudinal direction of the treadmill, and the common axis 6 is arranged on institute
The front of output shaft and the rotating shaft is stated, the fixed seat 4,5 is constructed so that the common axis 6 can be in the longitudinal direction
Upper movement.Because common axis 6 is arranged in the front of output shaft and rotating shaft, when moving forward common axis 6, the first transmission is connected to
Take turns the first transmission belt 26 between 61 and driving wheel 21, the second transmission belt being connected between the second drive 62 and driven pulley 31
36 are tensioned simultaneously, reach the effect of " once adjustment, two are with tensioning ", simple to operate.
In addition, the transmission system can include adjustment mechanism 7,8, for driving the fixed seat 4,5 to drive the public affairs
Coaxial 6 occur the movement, and the fixed seat 4,5 and the common axis 6 are maintained at into required position.
The disclosure provide embodiment in, have a variety of suitable modes realize common axis 6 forward, be moved back by
It is dynamic.Fig. 1 to Fig. 5 shows the first embodiment, and Fig. 6 to Fig. 8 shows second of embodiment.Below will ginseng
Above two embodiment is described in detail according to Fig. 1 to Fig. 8.But it will be appreciated to those of skill in the art that the disclosure is simultaneously
This is not limited to, in the case where not departing from scope, there can also be other embodiments.
Shown in Fig. 5, the fixed seat 4 is articulated with institute by the pivotal axis 40 parallel to the common axis 6
Base 1 is stated, the adjustment mechanism 7 is configured to：The fixed seat 4 is driven to be rotated around the pivotal axis 40 and by the fixed seat 4
It is maintained at the required position；The fixed seat 4 is configured to：When the fixed seat 4 turns in the first direction around the pivotal axis 40
When dynamic, the common axis 6 is driven to move forward so as to away from the output shaft and the rotating shaft, to be tensioned first transmission belt
26 and second transmission belt 36.
Wherein, adjustment mechanism 7 can have a variety of set-up modes, with reference to shown in Fig. 3 and Fig. 5, and the adjustment mechanism 7 includes
Screw portion 71 and the operation part 72 of the one end for being connected to the screw portion 71, the screw portion 71 and the base 1
The through hole whorl opened up coordinates, and the other end of the screw portion 71 passes through the through hole and is resisted against the fixed seat 4
Lower surface, the contact position of the screw portion 71 and the fixed seat 4 is located at the fixed seat 4 and the hinged place of base 1
Rear, by drive the operation part 72 can increase or reduce the screw portion 71 positioned at the base 1 with it is described
The length of part between the lower surface of fixed seat 4.The length is bigger, and the fixed seat 41 turns over angle around pivotal axis 40
Degree is bigger, and corresponding, the distance that common axis 6 is moved in the longitudinal direction is then bigger.Vice versa.For the ease of operation,
The operation part 72 is to form the inner hexagonal hole in the end of the screw portion 71.Certainly, operation part 72 can also match somebody with somebody
It is set to hex nut.
In the embodiment shown in Fig. 1 to Fig. 5, shown in Fig. 4, the fixed seat 4 includes matrix
The axle installation portion 42 in portion 41 and the upper surface for being fixed on described matrix portion 41, the common axis 6 is installed on described by bearing 43
Axle installation portion 42, wherein, described matrix portion 41 is provided with the articulated section 44 passed through for the pivotal axis 40.
Certainly, adjustment mechanism 7 can also be formed as being arranged between the upper surface of the lower surface of fixed seat 4 and base 1
Elastic component, under the elastic force effect of elastic component, keeps the first transmission belt 26 and the second transmission belt 36 to be in tensioning state.
In another embodiment that the disclosure is provided, the fixed seat 5 can pass through attachment structure and the bottom
Seat 1 is connected, and the attachment structure is configured to：The fixed seat 5 is allowed to drive the common axis 6 to translate in the longitudinal direction
And it is fixed on the required position.
With reference to shown in Fig. 6 to Fig. 8, the attachment structure includes being opened in the mounting hole 50 of the fixed seat 5, is opened in institute
State the bar hole 111 (with reference to shown in Fig. 6) and the connector cooperated of base 1 (being specially the noseplate 11 of base 1)
(such as bolt) and locking member ((for example tightening nut)), the bar hole 111 extends along the longitudinal direction, the connector
Removably coordinate through the mounting hole 50 and the bar hole 111 and with the locking member, with optionally will be described solid
The base 1 is fixed in reservation 5.Wherein, the term " optionally " is intended to expression, and connector is coordinating with locking member
Under state, constraint fixed seat 5 is to be fixed on base 1；Connector and locking member in the state of non-cooperation, lose it is above-mentioned " about
Beam ", i.e. fixed seat 5 can be moved relative to base 1 along the longitudinal direction, to adjust the first transmission belt 61 and the second transmission belt
62 tensioning degree.It can therefore be appreciated that, in the state of connector and the non-cooperation of locking member, can by fixed seat 5 with
Common axis 6 moves to be adjusted to required position (i.e. so that the first transmission belt and the second transmission belt together along the longitudinal direction
Tightness meets demand), causing connector to change with locking member afterwards, (such as bolt is matched somebody with somebody with tightening nut and tightening to mated condition
Close), just transmission device 5 and common axis 6 can be fixed relative to bottom plate 1.
Wherein, with reference to shown in Fig. 7 and Fig. 8, the fixed seat 5 includes base portion 51 and is fixed on the base portion 51
The axle connecting portion 52 of upper surface, the common axis 6 is installed on the axle connecting portion 52 by bearing 53, wherein, the mounting hole
50 are opened in the base portion 51.In order to improve stability when fixed seat 5 is fixed, mounting hole 50 can be provided with four, phase
Ying Di, bar hole 111 is also configured as four.
Wherein, adjustment mechanism 51 can have a variety of makes.For example, with reference to shown in Fig. 7 and Fig. 8, the adjustment machine
Structure 8 is arranged on the front portion of the fixed seat 5, and including the screw rod part 81 extended anteriorly out from the fixed seat 5 and is connected to
The operating parts 82 of the front end of screw rod part 81, the noseplate 11 of the base 1 is provided with stopper section 112 (with reference to shown in Fig. 6),
The operating parts 82 is located at the front of the stopper section 112 and by the backstop of stopper section 112, by driving the operating parts
82 can increase or reduce portion of the screw rod part 81 between the stopper section 112 and the front portion of the fixed seat 5
The length divided.Wherein it is possible to be accomplished in several ways the change of foregoing " length ".Alternatively, the screw rod part 81 is fixed
In the front portion of the fixed seat 5, the operating parts 82 is threadedly coupled with the screw rod part 81, in this case, operating parts 82
It is so structured that nut；Or, the screw rod part 81 is connected with the front threads of the fixed seat 5, and the operating parts 82 is fixed
In the front end of the screw rod part 81, in this case, by applying torsion to operating parts 82, screw rod part 81 can be driven relative
Rotated in fixed seat 5, to be threaded in or out, so that screw rod part 81 is decreased or increased positioned at the stopper section 112 and the fixation
The length of part between the front portion of seat 5.
As another selectable embodiment, the connector can with flexible, be the fixed seat 5 provide to
Preceding active force, such as pulling force or thrust, so that the transmission belt 36 of first transmission belt 26 and second keeps tensioning.
In addition, in the embodiment that the disclosure is provided, the connected mode between the first drive 61 and common axis 6
Can be that first drive 61 is connected with the key of common axis 6, for example flat key is connected.
Correspondingly, in the embodiment that the disclosure is provided, the connection side between the second drive 62 and common axis 6
Formula can be that second drive 62 is connected with the key of common axis 6, and for example flat key is connected.
In addition, in the embodiment that the disclosure is provided, in order to reduce transmission vibration as far as possible, improve the flat of transmission
Stability, the transmission belt 36 of the first transmission belt 26 and second is polywedge bet, correspondingly, the driving wheel 21, the first drive
61st, the second drive 62 and driven pulley 31 are multi-wedge belt pulley.
In addition, in the embodiment that the disclosure is provided, the transmission device 4,5 can be by light-duty alloy (such as aluminium
Alloy) material is made, is not only convenient for producing and processing, and treadmill can also be mitigated as far as possible while intensity needed for ensureing
Gross weight.
On the basis of above-mentioned technical proposal, the disclosure provides a kind of treadmill, and the treadmill includes what the disclosure was provided
The transmission system of treadmill.
Those skilled in the art will readily occur to other embodiment party of the disclosure after considering specification and putting into practice the disclosure
Case.The disclosure is intended to any modification, purposes or the adaptations of the disclosure, these modifications, purposes or adaptability
Change follows the general principle of the disclosure and including the undocumented common knowledge or usual skill in the art of the disclosure
Art means.Specification and embodiment are considered only as exemplary, and the true scope of the disclosure and spirit will by following right
Ask and point out.
It should be appreciated that the precision architecture that the disclosure is not limited to be described above and is shown in the drawings, and
And various modifications and changes can be being carried out without departing from the scope.The scope of the present disclosure is only limited by appended claim.
Claims (13)
1. a kind of transmission system of treadmill, the treadmill includes：Base (1), is fixed on the motor (2) of the base (1),
With the front roll (3) for being connected pivotally to the base (1)；The transmission system includes：It is fixedly arranged on the output of the motor (2)
The driving wheel (21) of axle, is fixedly arranged on the driven pulley (31) of the rotating shaft of the front roll (3), it is characterised in that
The transmission system also includes：The fixed seat (4,5) that can be connected with the base (1) is pivotally mounted to the fixation
The common axis (6) of seat (4,5), is fixedly arranged on the first drive (61) and the second drive (62) of the common axis (6), first
Transmission belt (26), and the second transmission belt (36),
Wherein, first drive (61) is connected by first transmission belt (26) with the driving wheel (21), and described
Two drives (62) are connected by second transmission belt (36) with the driven pulley (31).
2. the transmission system of treadmill according to claim 1, it is characterised in that the common axis (6), the output shaft
It is parallel to each other and is set perpendicular to the longitudinal direction of the treadmill with the rotating shaft, and the common axis (6) is arranged on institute
The front of output shaft and the rotating shaft is stated, the fixed seat (4,5) is constructed so that the common axis (6) can be in the longitudinal direction
Side is moved up.
3. the transmission system of treadmill according to claim 2, it is characterised in that the transmission system includes adjustment mechanism
(7,8), for driving the fixed seat (4,5) to drive the common axis (6) to occur the movement, and by the fixed seat (4,
And the common axis (6) is maintained at required position 5).
4. the transmission system of treadmill according to claim 3, it is characterised in that the fixed seat (4) by parallel to
The pivotal axis (40) of the common axis (6) is articulated with the base (1), and the adjustment mechanism (7) is configured to：Drive the fixation
Seat (4) rotates around the pivotal axis (40) and the fixed seat (4) is maintained at into the required position；Fixed seat (4) structure
Make for：When the fixed seat (4) is rotated in a first direction around the pivotal axis (40), the common axis (6) is driven to reach
Move so as to away from the output shaft and the rotating shaft, to be tensioned first transmission belt (26) and second transmission belt (36).
5. the transmission system of treadmill according to claim 4, it is characterised in that the adjustment mechanism (7) includes screw rod
Partly (71) and be connected to the screw portion (71) one end operation part (72), the screw portion (71) and the bottom
The through hole whorl that seat (1) is opened up coordinates, and the other end of the screw portion (71) passes through the through hole and is resisted against described
The lower surface of fixed seat (4), the contact position of the screw portion (71) and the fixed seat (4) be located at the fixed seat (4) with
The rear of base (1) hinged place, by driving the operation part (72) to increase or reduce the screw portion
(71) it is located at the length of the part between the base (1) and the lower surface of the fixed seat (4).
6. the transmission system of the treadmill according to claim 4 or 5, it is characterised in that the fixed seat (4) includes matrix
Portion (41) and be fixed on described matrix portion (41) upper surface axle installation portion (42), the common axis (6) passes through bearing (43)
The axle installation portion (42) is installed on, wherein, described matrix portion (41) are provided with the articulated section passed through for the pivotal axis (40)
(44)。
7. the transmission system of treadmill according to claim 3, it is characterised in that the fixed seat (5) is tied by connecting
Structure is connected with the base (1), and the attachment structure is configured to：The fixed seat (5) is allowed to drive the common axis (6) in institute
State and the required position is translated and be fixed on longitudinal direction.
8. the transmission system of treadmill according to claim 7, it is characterised in that the attachment structure includes being opened in institute
The mounting hole (50) of stating fixed seat (5), the bar hole (111) for being opened in the base (1) and the connector cooperated and
Locking member, the bar hole (111) extends along the longitudinal direction, and the connector passes through the mounting hole (50) and the bar
Shape hole (111) simultaneously removably coordinates with the locking member, so that the fixed seat (5) optionally is fixed on into the base
(1)。
9. the transmission system of treadmill according to claim 8, it is characterised in that the fixed seat (5) includes base portion
(51) and be fixed on the base portion (51) upper surface axle connecting portion (52), the common axis (6) pass through bearing (53) pacify
Loaded on the axle connecting portion (52), wherein, the mounting hole (50) is opened in the base portion (51).
10. the transmission system of the treadmill according to any one in claim 7-9, it is characterised in that the adjustment machine
Structure (8) is arranged on the front portion of the fixed seat (5), and the screw rod part (81) including being extended anteriorly out from the fixed seat (5)
With the operating parts (82) for being connected to screw rod part (81) front end, the base (1) is provided with stopper section (112), the operation
Part (82) is located at the front of the stopper section (112) and by the stopper section (112) backstop, by driving the operating parts
(82) it can increase or reduce the screw rod part (81) positioned at the stopper section (112) and the front portion of the fixed seat (5)
Between part length.
11. the transmission system of treadmill according to claim 10, it is characterised in that
The screw rod part (81) is fixedly arranged on the front portion of the fixed seat (5), the operating parts (82) and screw rod part (81) spiral shell
Line is connected；Or,
The screw rod part (81) is connected with the front threads of the fixed seat (5), and the operating parts (82) is fixedly arranged on the screw rod
The front end of part (81).
12. the transmission system of treadmill according to claim 1, it is characterised in that first transmission belt (26) and institute
It is polywedge bet to state the second transmission belt (36), the driving wheel (21), first drive (61), second drive
And the driven pulley (31) is multi-wedge belt pulley (62).
13. a kind of treadmill, it is characterised in that including：Treadmill according to any one in claim 1-12
Transmission system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710620324.9A CN107261396A (en) | 2017-07-26 | 2017-07-26 | Treadmill and its transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710620324.9A CN107261396A (en) | 2017-07-26 | 2017-07-26 | Treadmill and its transmission system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107261396A true CN107261396A (en) | 2017-10-20 |
Family
ID=60078647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710620324.9A Pending CN107261396A (en) | 2017-07-26 | 2017-07-26 | Treadmill and its transmission system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107261396A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101004206A (en) * | 2007-01-18 | 2007-07-25 | 宁波中强电动工具有限公司 | Two stage belt drive mechanism for adjusting degree of tightness of strap |
| CN2933478Y (en) * | 2006-08-09 | 2007-08-15 | 翰威实业股份有限公司 | Electric treadlemill capable of unidirectional tightening belt |
| CN103929008A (en) * | 2013-12-30 | 2014-07-16 | 东营市天山石油机械配件有限公司 | Motor installation seat capable of automatically tensioning belt |
| CN204671810U (en) * | 2015-05-25 | 2015-09-30 | 凡提克股份有限公司 | The resistance regulating structure of treadmill |
| CN206965009U (en) * | 2017-07-26 | 2018-02-06 | 北京小米移动软件有限公司 | Treadmill and its transmission system |
-
2017
- 2017-07-26 CN CN201710620324.9A patent/CN107261396A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2933478Y (en) * | 2006-08-09 | 2007-08-15 | 翰威实业股份有限公司 | Electric treadlemill capable of unidirectional tightening belt |
| CN101004206A (en) * | 2007-01-18 | 2007-07-25 | 宁波中强电动工具有限公司 | Two stage belt drive mechanism for adjusting degree of tightness of strap |
| CN103929008A (en) * | 2013-12-30 | 2014-07-16 | 东营市天山石油机械配件有限公司 | Motor installation seat capable of automatically tensioning belt |
| CN204671810U (en) * | 2015-05-25 | 2015-09-30 | 凡提克股份有限公司 | The resistance regulating structure of treadmill |
| CN206965009U (en) * | 2017-07-26 | 2018-02-06 | 北京小米移动软件有限公司 | Treadmill and its transmission system |
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Application publication date: 20171020 |
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