CN216418190U

CN216418190U - High-torque force flattened motor mechanism of treadmill

Info

Publication number: CN216418190U
Application number: CN202123125184.9U
Authority: CN
Inventors: 郑胜巨
Original assignee: Guangdong Wanrui Electromechanical Technology Co ltd
Current assignee: Guangdong Wanrui Electromechanical Technology Co ltd
Priority date: 2021-12-07
Filing date: 2021-12-07
Publication date: 2022-05-03
Anticipated expiration: 2031-12-07
Also published as: TWM630109U

Abstract

The utility model relates to the technical field of running machines, in particular to a high-torque flattening motor mechanism of a running machine, which comprises a flat frame and an annular belt which is rotatably arranged in the flat frame; the fixed seat of the electric unit is arranged on the flat frame, the motor stator is provided with a main shaft piece arranged on the fixed seat, the auxiliary shaft piece is rotationally arranged on the fixed seat, the second speed reducing wheel and the third speed reducing wheel are respectively arranged on the auxiliary shaft piece, the first speed reducing wheel and the second speed reducing wheel are matched to form a first speed reducing unit, and the third speed reducing wheel and the fourth speed reducing wheel are matched to form a second speed reducing unit; the rotating speed of the motor is reduced and the output torque is increased by means of the two speed reducing units, so that the rotating annular belt has enough driving force to drive a user to run; the size of the speed reducing wheel is reduced through the multi-stage speed reduction of the electric unit, the flat running machine is realized through the cooperation of the flat plate frame, the occupied space of the running machine is reduced, the indoor space is saved, and the experience degree of consumers is improved.

Description

High-torque force flattened motor mechanism of treadmill

Technical Field

The utility model relates to a treadmill technical field especially discloses a treadmill motor mechanism of high torsion platykuzation.

Background

The sport is one of the best modes for keeping people healthy, running is one of the common sports modes, when outdoor temperature is low, people usually take exercise by means of running of an indoor running machine, the running machine in the prior art is reasonable in structural design, the indoor space of the running machine occupies a large space, and the experience degree of consumers is not high. On the other hand, the size of the treadmill is reduced, but the small size of the treadmill has a smaller output torque, and can only bear a light user, and cannot meet the use requirement of a heavy user.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects and deficiencies in the prior art, the utility model aims to provide a high-torque flat treadmill motor mechanism, which reduces the rotating speed of a motor and increases the output torque by means of two speed reducing units, so that a rotating annular belt has enough driving force to drive a user to run; the size of the speed reducing wheel is reduced through the multi-stage speed reduction of the electric unit, the flat running machine is realized through the cooperation of the flat plate frame, the occupied space of the running machine is reduced, the indoor space is saved, and the experience degree of consumers is improved.

In order to achieve the above object, the motor mechanism of the high-torque flattening treadmill of the present invention comprises a flat frame, an annular belt rotatably disposed in the flat frame, and an electric unit for driving the annular belt to rotate, wherein the annular belt is formed with a horizontal portion for bearing a runner; the electric unit comprises a fixed seat, a motor stator, a motor rotor, a first speed reducing wheel, an auxiliary shaft part, a second speed reducing wheel, a third speed reducing wheel, a fourth speed reducing wheel and a transmission part, wherein the fixed seat is arranged on the flat frame, the motor stator is provided with a main shaft part arranged on the fixed seat, the motor rotor is in running fit with the motor stator, the auxiliary shaft part is rotationally arranged on the fixed seat and is parallel to the main shaft part, the second speed reducing wheel and the third speed reducing wheel are respectively arranged on the auxiliary shaft part, the first speed reducing wheel is arranged on the motor rotor and is rotationally sleeved on the outer side of the main shaft part, the fourth speed reducing wheel is rotationally sleeved on the outer side of the main shaft part, the first speed reducing wheel is matched with the second speed reducing wheel to form a first speed reducing unit, the third speed reducing wheel is matched with the fourth speed reducing wheel to form a second speed reducing unit, and the transmission part is arranged on the fourth speed reducing wheel and is used for driving the annular belt to rotate.

The motor stator is provided with a stator core which is arranged on the main shaft part and is positioned between the two supports; the motor rotor is rotatably sleeved on the outer side of the stator core and located between the two supports, and the first speed reducing wheel and the fourth speed reducing wheel are located on two sides of the second support respectively.

The auxiliary shaft assembly is movably arranged on the fixed seat, close to or far away from the bearing seat of the second support and used for limiting the bearing seat on the fixed seat, the middle part of the auxiliary shaft assembly is rotatably arranged on the bearing seat, the second speed reducing wheel and the third speed reducing wheel are respectively arranged at two ends of the auxiliary shaft assembly, and the second speed reducing wheel and the third speed reducing wheel are respectively positioned at two sides of the bearing seat.

The positioning piece is a first screw rod, the bearing seat is provided with a first screw hole, and the first screw rod is screwed in the first screw hole and used for fixing the bearing seat on the fixing seat.

The positioning piece is a second screw rod, the bearing seat is arranged on the fixing seat in a sliding mode, the bearing seat is provided with a second screw hole penetrating through the bearing seat, the second screw rod is connected in the second screw hole in a threaded mode, and one end of the second screw rod protrudes out of the bearing seat and is used for abutting against the second support.

The spindle part is arranged on the fixed seat, the first support is arranged on the fixed seat, the second support is arranged between the first support and the third support, and the other end of the spindle part is arranged on the third support; the fourth speed reducing wheel and the transmission part are positioned between the second support and the third support.

The deceleration wheel is provided with an annular blind groove surrounding the rotation axis of the deceleration wheel, and the annular ring belt is provided with an annular convex rib arranged in the annular blind groove.

The two ends of the annular belt are respectively sleeved on the outer sides of the two roller pieces; the transmission part is a driving belt wheel, one roller part is provided with a driven belt wheel, and the driving belt wheel and the driven belt wheel are in transmission connection through a belt.

Wherein, the both ends of cylinder spare all are equipped with spacing annular, and spacing annular encircles the rotation axis setting of cylinder spare, and the both ends of annular belt are equipped with the spacing ring rib respectively, and the spacing ring rib at the both ends of annular belt stretches into the spacing annular at the both ends of cylinder spare in respectively.

The fixing seat is fixed on the fixing plate frame and is positioned in the flat plate frame; the fixed plate frame is provided with an electric control unit for regulating and controlling the electric unit.

The utility model has the advantages that: when the high-torque flat treadmill motor mechanism is used, the rotating speed of the motor is reduced and the output torque is increased by means of the two speed reducing units, so that the rotating annular belt has enough driving force to drive a user to run; the size of the speed reducing wheel is reduced through the multi-stage speed reduction of the electric unit, the flat running machine is realized through the cooperation of the flat plate frame, the occupied space of the running machine is reduced, the indoor space is saved, and the experience degree of consumers is improved.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is a schematic perspective view of the electric unit of the present invention;

fig. 4 is a schematic perspective view of another view angle of the electromotive unit of the present invention;

fig. 5 is an exploded schematic view of the electric unit of the present invention.

The reference numerals include:

1-plate frame 2-endless belt 3-electric unit

4-fixing seat 5-motor stator 6-motor rotor

7-first reduction gear 8-countershaft 9-second reduction gear

11-third speed reduction gear 12-fourth speed reduction gear 13-transmission part

14-main shaft element 15-first support 16-second support

17-third seat 18-first ring band 19-second ring band

21-roller member 22-driven pulley 23-fixed plate frame

24-electronic control unit 111-bearing seat.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and accompanying drawings, which are not intended to limit the present invention.

Referring to fig. 1 to 5, the high torque force flattening treadmill motor mechanism of the present invention includes a flat frame 1, an annular belt 2 rotatably disposed in the flat frame 1, and an electric unit 3 for driving the annular belt 2 to rotate, wherein the flat frame 1 is substantially rectangular, the flat frame 1 has two parallel short frame strips and two long frame strips, the short frame strips are disposed perpendicular to the long frame strips, and the two short frame strips and the two long frame strips are connected end to form the flat frame 1. The annular belt 2 is provided with a horizontal part for bearing a runner, the flat plate frame 1 is provided with a perforated cavity, the annular belt 2 and the electric unit 3 are both positioned in the perforated cavity, the annular belt 2 and the flat plate frame 1 are arranged in a coplanar manner, or the annular belt 2 does not protrude out of the top surface of the flat plate frame 1.

The electric unit 3 comprises a fixed seat 4, a motor stator 5, a motor rotor 6, a first speed reducing wheel 7, an auxiliary shaft member 8, a second speed reducing wheel 9, a third speed reducing wheel 11, a fourth speed reducing wheel 12 and a transmission part 13, wherein the fixed seat 4 is flat-plate-shaped in main body shape, the fixed seat 4 is fixedly arranged on the flat-plate frame 1, the motor stator 5 is provided with a main shaft member 14 fixedly arranged on the fixed seat 4, the main shaft member 14 is approximately straight-bar-shaped, the length of the main shaft member 14 is slightly shorter than that of the fixed seat 4, the motor rotor 6 is in running fit with the motor stator 5, and the auxiliary shaft member 8 is rotatably arranged on the fixed seat 4 and is parallel to the main shaft member 14.

Second reducing gear 9, third reducing gear 11 are respectively fixed mounting and set up on countershaft spare 8, and first reducing gear 7 is fixed to be set up on electric motor rotor 6 and rotate the cover and establish the outside at main shaft spare 14, and in this embodiment, first reducing gear 7 and the end cover of electric motor rotor 6 formula structure design as an organic whole, and first reducing gear 7 rotates the cover through antifriction bearing and establishes the outside at main shaft spare 14. Fourth reducing gear 12 rotates and overlaps the outside at main shaft 14, and first reducing gear 7 forms first speed reduction unit with the cooperation of second reducing gear 9, and third reducing gear 11 forms second speed reduction unit with the cooperation of fourth reducing gear 12, and transmission portion 13 sets up on fourth reducing gear 12 and is used for driving annular belt 2 and rotates.

In the use process of the high-torque flat treadmill motor mechanism, the rotating speed of the motor is reduced and the output torque is increased by means of the two speed reducing units, so that the rotating annular belt 2 has enough driving force to drive a user to run. The size of the speed reducing wheel is reduced through the multi-stage speed reduction of the electric unit 3, the flat running machine is realized through the cooperation of the flat plate frame 1, the occupied space of the running machine is reduced, the indoor space is saved, and the experience degree of consumers is improved.

The high-torque force flattening treadmill motor mechanism further comprises a first support 15 and a second support 16 which are arranged on the fixed seat 4 and are parallel, the first support 15 and the second support 16 are arranged at intervals and in parallel, one end of the main shaft part 14 is fixedly arranged on the first support 15, the middle part of the main shaft part 14 is fixedly arranged on the second support 16, and the motor stator 5 is provided with a stator core which is arranged on the main shaft part 14 and is positioned between the two supports.

The motor rotor 6 is rotatably sleeved on the outer side of the stator core and located between the two supports, in this embodiment, the end caps at the two ends of the motor rotor 6 are rotatably sleeved on the outer side of the main shaft 14 via the rolling bearings, and the first speed reduction wheel 7 and the fourth speed reduction wheel 12 are respectively located on the left side and the right side of the second support 16. On one hand, the first speed reducing wheel 7 and the second speed reducing wheel 9 are separated by the second support 16, and on the other hand, the two sides of the middle part of the main shaft element 14 are guaranteed to be subjected to the rotational impact of the speed reducing wheels, so that the stress of the main shaft element 14 is approximately balanced, the damage to the single side of the main shaft element 14 due to the rotational impact vibration is avoided, and the service life of the main shaft element 14 is prolonged.

The high-torque force flattening treadmill motor mechanism further comprises a bearing seat 111 movably arranged on the fixed seat 4 and close to or far away from the second support 16, and a positioning part used for limiting the bearing seat 111 on the fixed seat 4, according to actual needs, the position of the bearing seat 111 on the fixed seat 4 can be adjusted by means of the positioning part, so as to change the distance between the main shaft part 14 and the auxiliary shaft part 8, the middle part of the auxiliary shaft part 8 is rotatably arranged on the bearing seat 111, in the embodiment, the middle part of the auxiliary shaft part 8 is rotatably arranged on the bearing seat 111 through two rolling bearings, and the second speed reduction wheel 9 and the third speed reduction wheel 11 are respectively positioned at the left side and the right side of the bearing seat 111.

By means of the movable arrangement of the bearing seat 111, the distance between the auxiliary shaft element 8 and the main shaft element 14 is adjusted, and when the speed reducing wheel is a gear, speed reducing wheels with various sizes and specifications can be installed to change the speed reducing ratio; when the reduction gear is a belt wheel or a chain wheel, the tightness of a transmission chain or a transmission belt between the main shaft element 14 and the auxiliary shaft element 8 can be adjusted, and the problem that the reduction unit is not used well due to unstable transmission is avoided.

Second reducing gear 9, third reducing gear 11 install respectively and fix on the left and right sides that countershaft spare 8 kept away from each other, through installing second reducing gear 9, third reducing gear 11 respectively in the left and right sides of bearing seat 111, the impact force of the vibrations impact that the both sides of balanced bearing seat 111 received avoids bearing seat 111 unilateral atress and uses badly. The second reduction gear 9 and the third reduction gear 11 are isolated by the bearing seat 111, so that the two are prevented from interfering and colliding with each other when being installed, and the two are prevented from being excessively close to each other and being badly used.

The positioning member is a first screw, the bearing seat 111 has a first screw hole, and the first screw is screwed in the first screw hole and is used for fixing the bearing seat 111 on the fixing seat 4. The first screw hole is located at the bottom of the bearing seat 111, the fixing seat 4 is provided with an opening, and the first screw rod penetrates through the opening and fixes the bearing seat 111 on the fixing seat 4. Preferably, be equipped with the spout on the fixing base 4, according to actual need, bear seat 111 and can slide in the spout, the trompil sets up along the length direction extension of spout, and the trompil runs through the diapire of spout.

The locating piece is the second screw rod, bears the seat 111 and slides and set up on fixing base 4, certainly, bears the seat 111 and can slide and set up in the spout of fixing base 4, bears the seat 111 and is equipped with the second screw hole that runs through bearing the seat 111, and the second screw rod spiro union is in the second screw hole, and the one end of second screw rod is stretched out suddenly and is born the seat 111 and be used for conflicting on second support 16. In practical use, the second screw rod rotates to drive the bearing seat 111 to move closer to or away from the main shaft 14. Preferably, the sliding groove is a dovetail groove, the bearing seat 111 has a dovetail chassis located in the dovetail groove, and the bearing seat 111 is prevented from being disengaged from the fixing seat 4 along the thickness direction of the fixing seat 4 by means of the cooperation between the dovetail groove and the dovetail chassis.

Of course, according to actual requirements, the positioning element may also be a first screw rod and a second screw rod, that is, the bearing seat 111 is simultaneously provided with a first screw hole and a second screw hole, and the bearing seat 111 is stably positioned and installed on the fixing seat 4 by the cooperation of the first screw rod and the second screw rod.

The high-torque force flattening treadmill motor mechanism further comprises a third support 17 which is detachably installed and fixedly arranged on the fixed seat 4, the second support 16 is positioned between the first support 15 and the third support 17, the first support 15, the second support 16 and the third support 17 are arranged in a collinear way, and the other end of the main shaft part 14 is fixedly installed on the third support 17; the fourth reduction gear 12 and the transmission part 13 are positioned between the second support 16 and the third support 17. On one hand, the main shaft element 14 is ensured to be stably installed on the fixed seat 4, and on the other hand, the fourth speed reducing wheel 12 and the transmission part 13 are stably installed between the second support 16 and the third support 17, so that compared with the other end of the main shaft element 14 which is arranged in a suspended manner, the vibration impact applied to the other end of the main shaft element 14 by the fourth speed reducing wheel 12 and the transmission part 13 is reduced, the deformation of the main shaft element 14 is poor, and the service life of the electric unit 3 is prolonged.

The electric unit 3 further comprises a first annular band 18 sleeved on the outer side of the first speed reducing wheel 7 and the outer side of the second speed reducing wheel 9, and a second annular band 19 sleeved on the outer side of the third speed reducing wheel 11 and the outer side of the fourth speed reducing wheel 12, wherein the speed reducing wheels are provided with annular blind grooves surrounding the rotating axes of the speed reducing wheels, and the annular bands are provided with annular convex ribs accommodated in the annular blind grooves. Through the arrangement of the first endless belt 18 and the second endless belt 19, compared with the speed reduction by gear transmission, the running noise of the speed reduction unit is reduced by virtue of the soft characteristic of the endless belts, and the experience degree of consumers is improved.

The high-torsion flattening treadmill motor mechanism further comprises two roller pieces 21 which are rotatably arranged in two ends of the flat plate frame 1, preferably, two ends of the roller pieces 21 are respectively rotatably arranged on two long frame strips of the flat plate frame 1, and two ends of the annular belt 2 are respectively sleeved on the outer sides of the two roller pieces 21; transmission portion 13 is driving pulley, and a roller piece 21 is equipped with driven pulley 22, and driving pulley, driven pulley 22 are connected via belt drive, and belt drive reduces transmission noise, promotes consumer experience.

Preferably, one roller piece 21 is rotatably arranged in one end of the through hole cavity of the flat plate frame 1, and two movable bearing blocks are arranged in the other end of the through hole cavity of the flat plate frame 1, of course, the bearing blocks are mounted on the flat plate frame 1 by means of a fixing member, and two ends of the other roller piece 21 are respectively rotatably arranged on the two bearing blocks, so that the positions of the bearing blocks on the flat plate frame 1 can be adjusted according to actual needs, and further, the distance between the two roller pieces 21 is changed, and therefore, the tension degree of the annular belt 2 is changed.

Both ends of the roller piece 21 are provided with limiting ring grooves which are arranged around the rotation axis of the roller piece 21, both ends of the annular belt 2 are respectively provided with limiting ring ribs, and the limiting ring ribs at both ends of the annular belt 2 respectively extend into the limiting ring grooves at both ends of the roller piece 21.

The side face of the inner groove of the limit ring groove is used for stopping and abutting against the limit ring rib, so that the annular belt 2 is limited on the roller piece 21, the annular belt 2 is prevented from moving along the length direction of the roller piece 21 in the actual use process of the annular belt 2, and the annular belt 2 is ensured to be accurately positioned on the roller piece 21.

The high-torque force flattening treadmill motor mechanism further comprises a fixing plate frame 23 positioned in the flat plate frame 1, the fixing plate frame 23 is approximately in a flat plate shape, the fixing plate frame 23 is positioned in the perforation cavity, and the fixing seat 4 is fixed on the fixing plate frame 23 and positioned in the perforation cavity of the flat plate frame 1; the fixing plate frame 23 is provided with an electronic control unit 24 for regulating the electric unit 3.

By installing the fixing plate frame 23 in the flat plate frame 1, the electric unit 3 and the electric control unit 24 can be conveniently installed and detached, and the installation and detachment efficiency of the electric unit and the electric control unit is improved. In addition, the electric unit 3 and the electric control unit 24 are arranged in the perforated cavity of the flat plate frame 1, so that the structural design of the treadmill is simplified, and the appearance contour is beautified; on the other hand, the short frame strips and the long frame strips of the flat frame 1 are used for surrounding and protecting the electric unit 3 and the electric control unit 24, so that the electric unit and the electric control unit are prevented from being damaged by external touch, and the service life of the electric unit and the electric control unit is prolonged.

The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.

Claims

1. A high-torque flattening motor mechanism of a treadmill comprises a flat plate frame, an annular belt and an electric unit, wherein the annular belt is rotatably arranged in the flat plate frame, the electric unit is used for driving the annular belt to rotate, and the annular belt is provided with a horizontal part for bearing a runner; the method is characterized in that: the electric unit comprises a fixed seat, a motor stator, a motor rotor, a first speed reducing wheel, an auxiliary shaft part, a second speed reducing wheel, a third speed reducing wheel, a fourth speed reducing wheel and a transmission part, wherein the fixed seat is arranged on the flat frame, the motor stator is provided with a main shaft part arranged on the fixed seat, the motor rotor is in running fit with the motor stator, the auxiliary shaft part is rotationally arranged on the fixed seat and is parallel to the main shaft part, the second speed reducing wheel and the third speed reducing wheel are respectively arranged on the auxiliary shaft part, the first speed reducing wheel is arranged on the motor rotor and is rotationally sleeved on the outer side of the main shaft part, the fourth speed reducing wheel is rotationally sleeved on the outer side of the main shaft part, the first speed reducing wheel is matched with the second speed reducing wheel to form a first speed reducing unit, the third speed reducing wheel is matched with the fourth speed reducing wheel to form a second speed reducing unit, and the transmission part is arranged on the fourth speed reducing wheel and is used for driving the annular belt to rotate.

2. The high torque flattening treadmill motor mechanism of claim 1, wherein: the motor stator is provided with a stator core which is arranged on the main shaft part and is positioned between the two supports; the motor rotor is rotatably sleeved on the outer side of the stator core and located between the two supports, and the first speed reducing wheel and the fourth speed reducing wheel are located on two sides of the second support respectively.

3. The high torque flattening treadmill motor mechanism of claim 2, wherein: the auxiliary shaft assembly is movably arranged on the fixed seat, close to or far away from the bearing seat of the second support and used for limiting the bearing seat on the fixed seat, the middle part of the auxiliary shaft assembly is rotatably arranged on the bearing seat, the second speed reducing wheel and the third speed reducing wheel are respectively arranged at two ends of the auxiliary shaft assembly, and the second speed reducing wheel and the third speed reducing wheel are respectively positioned at two sides of the bearing seat.

4. The high torque flattening treadmill motor mechanism of claim 3, wherein: the positioning piece is a first screw rod, the bearing seat is provided with a first screw hole, and the first screw rod is screwed in the first screw hole and used for fixing the bearing seat on the fixing seat.

5. The high torque flattening treadmill motor mechanism of claim 3, wherein: the locating piece is the second screw rod, bears the seat and slides and set up on the fixing base, bears the seat and is equipped with the second screw that runs through and bears the seat, and the second screw rod spiro union is in the second screw hole, and the one end of second screw rod is stretched out suddenly and is born the seat and be used for conflicting on the second support.

6. The high torque flattening treadmill motor mechanism of claim 2, wherein: the spindle part is arranged on the first support, the second support is arranged between the first support and the second support, and the other end of the spindle part is arranged on the second support; the fourth speed reducing wheel and the transmission part are positioned between the second support and the third support.

7. The high torque flattening treadmill motor mechanism of claim 1, wherein: the speed-reducing wheel is characterized by further comprising a first annular belt and a second annular belt, wherein the first annular belt is sleeved on the outer side of the first speed-reducing wheel and the outer side of the second speed-reducing wheel, the second annular belt is sleeved on the outer side of the third speed-reducing wheel and the outer side of the fourth speed-reducing wheel, the speed-reducing wheel is provided with an annular blind groove surrounding the rotation axis of the speed-reducing wheel, and the annular belt is provided with an annular convex rib which is arranged in the annular blind groove in an accommodating mode.

8. The high torque flattening treadmill motor mechanism of claim 1, wherein: the two ends of the annular belt are respectively sleeved on the outer sides of the two roller pieces; the transmission part is a driving belt wheel, one roller part is provided with a driven belt wheel, and the driving belt wheel and the driven belt wheel are in transmission connection through a belt.

9. The high torque flattening treadmill motor mechanism of claim 8, wherein: both ends of the roller piece are provided with limiting ring grooves which are arranged around the rotating axis of the roller piece, both ends of the annular belt are respectively provided with limiting ring ribs, and the limiting ring ribs at both ends of the annular belt respectively extend into the limiting ring grooves at both ends of the roller piece.

10. The high torque flattening treadmill motor mechanism of claim 1, wherein: the fixing seat is fixed on the fixing plate frame and is positioned in the flat plate frame; the fixed plate frame is provided with an electric control unit for regulating and controlling the electric unit.