CN111298365A - Running platform linkage traction structure of electric treadmill - Google Patents
Running platform linkage traction structure of electric treadmill Download PDFInfo
- Publication number
- CN111298365A CN111298365A CN201911412433.7A CN201911412433A CN111298365A CN 111298365 A CN111298365 A CN 111298365A CN 201911412433 A CN201911412433 A CN 201911412433A CN 111298365 A CN111298365 A CN 111298365A
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- Prior art keywords
- traction
- running
- motor
- frame
- power input
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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
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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
- A63B2210/00—Space saving
- A63B2210/50—Size reducing arrangements for stowing or transport
- A63B2210/56—Size reducing arrangements for stowing or transport electrically folded and erected
Abstract
The invention discloses a running platform linkage traction structure of an electric running machine, which comprises a motor, a clutch mechanism, a traction mechanism, a lifting frame and a running platform main frame, wherein the clutch mechanism is arranged on the motor; the front portion of running the platform body frame articulates the grudging post below at electronic treadmill, including a motor, a traction mechanism, clutch mechanism installs the front portion at running the platform body frame, the front end of lifting frame articulates the middle part at running the platform body frame, the rear end is the free slip end, traction mechanism includes power input shaft, traction force output shaft, the traction area, traction area one end is rolled up on traction force output shaft, the rear end at the lifting frame is fixed to the other end, there is the clearance between the pivot of power input shaft and motor, clutch mechanism control traction mechanism is in the rotation of running the platform body frame, make the power input shaft of traction mechanism be close to or keep away from the pivot of motor, power input shaft when traction mechanism is close to the pivot of motor and forms the transmission cooperation with it and realizes the linkage to traction mechanism, the pivot of motor is then broken transmission cooperation when traction mechanism's power input shaft keeps away from.
Description
Technical Field
The invention belongs to an electric treadmill, and particularly relates to a running platform linkage traction structure of the electric treadmill.
Background
Running is a popular favorite sport for people, which can not only exercise the body, but also make people feel pleasurable, and the electric running machine satisfies the common exercise mode. However, when the electric treadmill is used for running, the running platform needs to be horizontally placed or placed on the ground at a certain inclination, and if the electric treadmill is not used, the running platform needs to occupy a certain space if the electric treadmill cannot be folded. At present, people are influenced by the house price, the space of the bought house is smaller, and in order to consider the operation cost of the fitness enterprises, the fitness places can be utilized greatly, and the electric treadmill running platform is hopeful to be folded. For the manufacturing enterprises of the electric treadmills, firstly, the requirements of the market are met, secondly, the production cost is considered, so that the manufacturing enterprises are promoted to develop a linkage mechanism on the basis of utilizing the motive power of the electric treadmills as much as possible, and the linkage mechanism can realize the folding of the running platforms by means of the motive power mechanism of the electric treadmills after people finish physical exercise.
Disclosure of Invention
The invention aims to provide a running platform linkage traction structure of an electric running machine, which realizes the folding of running platforms by means of a motive power mechanism of the electric running machine, and has the advantages of simple structure, convenient assembly, good reliability and low cost.
In order to achieve the purpose, the technical scheme of the invention is as follows:
a running platform linkage traction structure of an electric running machine comprises a motor, a clutch mechanism, a traction mechanism, a lifting frame and a running platform main frame; the front part of the running table main frame is hinged below a vertical frame of the electric running machine, the motor is installed at the front part of the running table main frame, a rotating shaft of the motor drives a running belt on the running table main frame to rotate to provide power for running, the front end of the lifting frame is hinged at the middle part of the running table main frame, the rear end of the lifting frame is a free sliding end, the lower part of the tail part of the running table main frame is placed in contact with the ground, the traction mechanism is also rotatably installed at the front part of the running table main frame, the traction mechanism comprises a power input shaft, a traction force output shaft and a traction belt, one end of the traction belt is wound on the traction force output shaft, the other end of the traction belt is fixed at the rear end of the lifting frame, a gap exists between the power input shaft and the rotating shaft of the motor, the clutch mechanism is also installed at the front part of the running table main frame to control the rotation of the traction mechanism at the running table main frame, so that, when the power input shaft of the traction mechanism is close to the rotating shaft of the motor and forms transmission fit with the rotating shaft of the motor, linkage of the traction mechanism is realized, and when the power input shaft of the traction mechanism is far away from the rotating shaft of the motor, the transmission fit is disconnected.
Preferably, the treadmill main frame be the rectangular frame, the front frame articulates in the grudging post below of electronic treadmill, the lifting frame include two side levers and a horizontal pole, the front end of two side levers articulates in the middle part of rectangular frame's both sides frame, the rear end and the horizontal pole of two side levers are fixed, the both ends tip of horizontal pole is equipped with the pulley.
Preferably, still include the fixing base, the fixing base is fixed on rectangular frame's preceding frame, clutching mechanism install on the fixing base, traction mechanism rotate and install on the fixing base, the one end of motor is fixed on the fixing base, the other end of motor is fixed on the side frame of running platform body frame.
Preferably, the motor be brushless motor, brushless motor includes rotor, stator, and the rotor forms the pivot of motor, is the cylindric cover and puts on the stator, and the one end of stator is fixed on the fixing base, and the other end of stator is fixed on the side frame of running the platform body frame.
Preferably, the traction mechanism further comprises a reduction gearbox for reducing the speed between the power input shaft and the traction output shaft, two ends of the traction output shaft penetrate out of the reduction gearbox, one end of the traction output shaft is a reel of the traction belt, and the end parts of the two ends of the traction output shaft are rotationally fixed on the fixing seat through matching of the bearing and the bearing seat, so that the reduction gearbox can rotate around the fixing seat by taking the traction output shaft as a rotating shaft.
Preferably, the clutch mechanism comprises an electromagnet assembly and an elastic element, the electromagnet assembly is mounted on the fixed seat and used for attracting the reduction gearbox to rotate on the fixed seat, so that the power input shaft of the traction mechanism is close to the rotating shaft of the motor and forms transmission fit, and the elastic element is arranged between the electromagnet assembly and the reduction gearbox and used for pushing the reduction gearbox, so that the power input shaft of the traction mechanism is far away from the rotating shaft of the motor.
Preferably, the power input shaft of the traction mechanism is sleeved with an anti-slip sleeve, and the output shaft of the motor transmits power to the power input shaft of the traction mechanism through friction between the output shaft of the motor and the anti-slip sleeve.
Preferably, the elastic element is a spring.
The principle of the invention for realizing folding is that firstly, the front part of the running platform main frame is hinged on the vertical frame of the electric running machine, the front end of the lifting frame is hinged at the middle part of the running platform main frame, the rear end of the lifting frame is a free sliding end and is arranged below the tail part of the running platform main frame to be contacted with the ground, the traction mechanism is also rotatably arranged at the front part of the running platform main frame, one end of a traction belt of the traction mechanism is wound on a traction force output shaft, the other end is fixed at the rear end of the lifting frame, thus, the front part of the running platform main frame and the part of the front end of the lifting frame hinged between the middle parts of the running platform main frame form one side of a triangle, the lifting frame forms the other side of the triangle, the traction belt forms the telescopic bottom edge of the triangle, secondly, a gap exists between a power input shaft of the traction mechanism and a rotating shaft of the motor, and the clutch mechanism controls the traction mechanism to rotate on the running platform main frame, so that the power input shaft of the traction mechanism is close to or far away from the rotating shaft of the motor.
When the running function of the electric running machine is not needed, the clutch mechanism controls the power input shaft of the traction mechanism to be close to the rotating shaft of the motor and form transmission fit with the rotating shaft to realize linkage of the traction mechanism, the rotating shaft of the motor rotates reversely to drive the power input shaft of the traction mechanism to rotate reversely to drive the traction output shaft of the traction mechanism to wind up the traction belt, so that the traction belt starts to convolute on the traction output shaft, meanwhile, the traction belt pulls the lifting frame to rotate on the running table main frame, the rear end of the lifting frame is close to the lower part of the vertical frame of the electric running machine, the running table main frame rotates upwards by taking the lower part of the vertical frame of the electric running machine as an axis and slowly lifts, finally, the rear end of the lifting frame rotates to the lower part of the vertical frame of the electric running machine to be attached together with the vertical frame of the electric running machine, the running table main frame rotates upwards to be attached together with the vertical frame of the electric running machine, the clutch mechanism controls the power input shaft of the traction mechanism, the folding of the running platform main frame is completed, and the automatic folding effect of the electric running machine is realized.
When the running function of electronic treadmill is used to needs, the pivot forward of motor rotates the power input shaft forward that drives drive mechanism and rotates, drive the traction output shaft release traction belt of drive mechanism, the traction belt is not hard up, make the rear end of lifting frame keep away from the below removal of the grudging post of electronic treadmill, run platform body frame weight and slowly descend, when running the platform body frame and reacing the ground, the pivot disconnection transmission cooperation of motor is kept away from to clutch mechanism control drive mechanism's power input shaft, drive mechanism stop work this moment, realize the running function of electronic treadmill.
The invention utilizes the motor of the electric treadmill as power, only adds the clutch mechanism, the traction mechanism and the lifting frame, realizes the folding of the running platform of the electric treadmill, controls the cost, and has simple structure, convenient assembly and reliable performance.
Drawings
FIG. 1 is an assembled view of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a schematic view of the clutch mechanism and the drag mechanism assembly of the present invention;
FIG. 4 is a schematic view of the driving mechanism of the present invention in driving engagement with a motor;
FIG. 5 is a schematic view of the pulling mechanism of the present invention in disengaged drive engagement with the motor;
FIG. 6 is a schematic view of the treadmill of the present invention laid flat;
fig. 7 is a schematic view of the folding of the treadmill of the present invention.
Detailed Description
The invention is described in detail below with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-7, a treadmill linkage traction structure of an electric treadmill comprises a motor 1, a clutch mechanism 2, a traction mechanism 3, a lifting frame 4 and a treadmill main frame 5;
as shown in fig. 1-2 and 4-7, the front part of the running table main frame 5 is hinged below the vertical frame 6 of the electric treadmill, the running table main frame 5 is a rectangular frame and comprises a front frame 51, two side frames 52 and a rear frame 54, the lifting frame 4 comprises two side bars 41 and a cross bar 42, the front ends 411 of the two side bars 41 are hinged in the middle parts of the two side frames 52 of the rectangular frame through pin shafts 55, the rear ends of the two side bars 41 are fixed with the cross bar 42, the end parts of the two ends of the cross bar 42 are provided with pulleys 43, and the free sliding end is formed by contacting with the ground below the rear frame 54 at the tail part of the running table main frame 5.
As shown in fig. 1-2 and 4-5, the running table linkage traction structure further comprises a fixed seat 7, the fixed seat 7 is fixed on the front frame 51 of the rectangular frame through a bolt 71, the clutch mechanism 2 is installed on the fixed seat 7, and the traction mechanism 3 is rotatably installed on the fixed seat 7.
As shown in fig. 1-2 and 4-5, the motor 1 is a brushless motor, and includes a rotor 11 and a stator 12, one end 121 of the stator 12 is fixed on the fixing seat 7, the other end 122 of the stator 12 is fixed on the side frame 52 of the treadmill main frame 5 through the motor fixing seat 14, the rotor 11 forms a rotating shaft 13, and is sleeved on the stator 12 in a cylindrical shape, one end 131 of the rotating shaft 13 drives the running belt driving shaft 53 on the treadmill main frame 5 by a belt wheel to rotate to provide power for a running belt (not shown), and the other end 132 of the rotating shaft 13 provides power for the traction mechanism 3.
As shown in fig. 1-2 and 4-5, the traction mechanism 3 includes a reduction box 31, a power input shaft 32, a traction output shaft 33, and a traction belt 34, the reduction box 31 is a gear transmission reduction box for reducing the speed between the power input shaft 32 and the traction output shaft 33, a gap 30 exists between the power input shaft 32 and the rotating shaft 13 of the motor 1, two ends 331, 332 of the traction output shaft 33 penetrate through the reduction box 31, ends 331, 332 of the traction output shaft 33 are rotatably fixed on the fixing base 7 through the matching of a bearing 35 and a bearing seat 36, so that the reduction box 31 can rotate around the fixing base 7 with the traction output shaft 33 as the rotating shaft, wherein one end 331 of the traction output shaft 33 is a reel of the traction belt 34, one end of the traction belt 34 is wound on one end 331 of the output shaft 33, and the other end is fixed.
As shown in fig. 1-2 and 4-5, the clutch mechanism 2 includes an electromagnet assembly 21 and an elastic element 22, the electromagnet assembly 21 is mounted on the fixing base 7 and is used for attracting the reduction box 31 to rotate on the fixing base 7, so that the power input shaft 32 of the traction mechanism 3 is close to the rotating shaft 13 of the motor 1, the power input shaft 32 is sleeved with an anti-slip sleeve 321, one end 132 of the output shaft 13 of the motor 1 forms a friction surface which is in friction transmission fit with the anti-slip sleeve 321 to transmit power to the power input shaft 32, the elastic element 22 is a spring and is arranged between the electromagnet assembly 21 and the reduction box 31 and used for pushing against the reduction box 31, so that the power input shaft 32 of the traction mechanism 3 is far away from the rotating shaft 13 of the motor 1.
The folding principle and the working process of the scheme are that firstly, the front part of a running platform main frame 5 is hinged on a vertical frame 6 of the electric running machine, the front end of a lifting frame 4 is hinged in the middle of the running platform main frame 5, the rear end of the lifting frame 4 is a free sliding end and is arranged below the tail part of the running platform main frame 5 to be contacted with the ground, a traction mechanism 3 is also rotatably arranged at the front part of the running platform main frame 5, one end of a traction belt 34 of the traction mechanism 3 is wound on a traction output shaft 33, the other end of the traction belt is fixed on a cross bar 42 at the rear end of the lifting frame 4, thus the parts of the front part of the running platform main frame 5 and the front end of the lifting frame 4 hinged in the middle of the running platform main frame 5 form one side edge of a triangle, the lifting frame 4 forms the other side edge of the triangle, the traction belt 34 forms a telescopic bottom edge of the triangle, secondly, a gap exists between a power input shaft 32 of the traction mechanism, the clutch mechanism 2 controls the traction mechanism 3 to rotate on the running platform main frame 5, so that the power input shaft 32 of the traction mechanism 3 is close to or far away from the rotating shaft 13 of the motor 1.
When the running function of the electric running machine is not needed, the electromagnet assembly 21 of the clutch mechanism 2 starts to work to generate magnetic force, the reduction gearbox 31 is attracted to rotate around the fixed seat 7 by taking the traction output shaft 33 as a rotating shaft (at the moment, the magnetic force is greater than the elastic force, and the elastic element 22 between the electromagnet assembly 21 and the reduction gearbox 31 is subjected to compression deformation), so that the power input shaft 32 of the traction mechanism 3 is close to the rotating shaft 13 of the motor 1, the friction transmission fit is formed between the friction surface of the output shaft 13 of the motor 1 and the anti-slip sleeve 321 on the power input shaft 32 of the traction mechanism 3, power is transmitted to the power input shaft 32, and linkage of the traction mechanism 3 is realized. The rotating shaft 13 of the motor 1 rotates reversely to drive the power input shaft 32 of the traction mechanism 3 to rotate reversely, the traction output shaft 33 of the traction mechanism 3 is driven to wind the traction belt 34, the traction belt 34 starts to convolute on the traction output shaft 33, meanwhile, the traction belt 34 pulls the lifting frame 4 to rotate on the running platform main frame 5, the rear end of the lifting frame 4 approaches to the lower part of the vertical frame 6 of the electric running machine, the running platform main frame 5 is driven to rotate upwards by taking the lower part of the vertical frame 6 of the electric running machine as an axis and lift slowly, finally, the rear end of the lifting frame 4 rotates to the lower part of the vertical frame 6 of the electric running machine to be attached to the vertical frame 6 of the electric running machine, the running platform main frame 5 rotates upwards to be attached to the vertical frame 6 of the electric running machine, at the moment, the electromagnet assembly 21 of the clutch mechanism 2 stops working and disappears, at the moment, the elastic element 22 between the electromagnet assembly 21 and the reduction gearbox 31 recovers deformation, the elastic element 22 pushes the reduction box 31 to rotate around the fixed seat 7 by taking the traction output shaft 33 as a rotating shaft, so that the power input shaft 32 of the traction mechanism 3 is far away from the rotating shaft 13 of the motor 1 to be disconnected from transmission fit, the folding of the running platform main frame 5 is completed, and the automatic folding effect of the electric treadmill is realized.
When the running function of the electric running machine needs to be used, the electromagnet assembly 21 of the clutch mechanism 2 starts to work to generate magnetic force, the reduction gearbox 31 is attracted to rotate around the fixing seat 7 by taking the traction output shaft 33 as a rotating shaft (at the moment, the magnetic force is greater than the elastic force, the elastic element 22 between the electromagnet assembly 21 and the reduction gearbox 31 is subjected to compression deformation), so that the power input shaft 32 of the traction mechanism 3 is close to the rotating shaft 13 of the motor 1, the friction surface of the output shaft 13 of the motor 1 and the anti-slip sleeve 321 on the power input shaft 32 of the traction mechanism 3 form friction transmission fit, the rotating shaft 13 of the motor 1 rotates forward to drive the power input shaft 32 of the traction mechanism 3 to rotate forward, the traction output shaft 32 of the traction mechanism 3 is driven to release the traction belt 34, the traction belt 34 is loosened, the rear end of the lifting frame 34 moves away from the lower part of the upright frame 6 of the electric running machine, and, when the treadmill main frame 5 reaches the ground, the electromagnet assembly 21 of the clutch mechanism 2 stops working, the magnetic force disappears, at this time, the elastic element 22 between the electromagnet assembly 21 and the reduction gearbox 31 recovers deformation, the elastic element 22 pushes the reduction gearbox 31 to rotate around the fixed seat 7 by taking the traction output shaft 33 as a rotating shaft, so that the power input shaft 32 of the traction mechanism 3 is far away from the rotating shaft 13 of the motor 1 to break transmission fit, and the running function of the electric treadmill is realized.
The foregoing shows and describes the general principles and features of the present invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a treadmill linkage of electronic treadmill pulls structure which characterized in that: comprises a motor, a clutch mechanism, a traction mechanism, a lifting frame and a running platform main frame; the front part of the running table main frame is hinged below a vertical frame of the electric running machine, the motor is installed at the front part of the running table main frame, a rotating shaft of the motor drives a running belt on the running table main frame to rotate to provide power for running, the front end of the lifting frame is hinged at the middle part of the running table main frame, the rear end of the lifting frame is a free sliding end, the lower part of the tail part of the running table main frame is placed in contact with the ground, the traction mechanism is also rotatably installed at the front part of the running table main frame, the traction mechanism comprises a power input shaft, a traction force output shaft and a traction belt, one end of the traction belt is wound on the traction force output shaft, the other end of the traction belt is fixed at the rear end of the lifting frame, a gap exists between the power input shaft and the rotating shaft of the motor, the clutch mechanism is also installed at the front part of the running table main frame to control the rotation of the traction mechanism at the running table main frame, so that, when the power input shaft of the traction mechanism is close to the rotating shaft of the motor and forms transmission fit with the rotating shaft of the motor, linkage of the traction mechanism is realized, and when the power input shaft of the traction mechanism is far away from the rotating shaft of the motor, the transmission fit is disconnected.
2. A running board linkage traction structure of an electric running machine as claimed in claim 1, wherein: the treadmill main frame be the rectangle frame, the front frame articulates in the grudging post below of electronic treadmill, the lifting frame include two side levers and a horizontal pole, the front end of two side levers articulates in the middle part of the both sides frame of rectangle frame, the rear end and the horizontal pole of two side levers are fixed, the both ends tip of horizontal pole is equipped with the pulley.
3. A running board linkage traction structure of an electric running machine as claimed in claim 2, wherein: the front frame of the rectangular frame is fixed on the front frame, the clutch mechanism is installed on the fixing seat, the traction mechanism rotates on the fixing seat, one end of the motor is fixed on the fixing seat, and the other end of the motor is fixed on the side frame of the running table main frame.
4. A running board linkage traction structure of an electric running machine as claimed in claim 3, wherein: the motor be brushless motor, brushless motor includes rotor, stator, and the rotor forms the pivot of motor, is the cylindric cover and puts on the stator, the one end of stator is fixed on the fixing base, the other end of stator is fixed on the side frame of running the platform body frame.
5. A running board linkage traction structure of an electric running machine as claimed in claim 3, wherein: the traction mechanism further comprises a reduction gearbox, the reduction gearbox is used for reducing the speed between the power input shaft and the traction output shaft, two ends of the traction output shaft penetrate out of the reduction gearbox, one end of the traction output shaft is a reel of the traction belt, and the end parts of the two ends of the traction output shaft are rotatably fixed on the fixing seat through matching of a bearing and a bearing seat, so that the reduction gearbox can rotate around the fixing seat by taking the traction output shaft as a rotating shaft.
6. A running board linkage traction structure of an electric running machine as claimed in claim 3, wherein: the clutch mechanism comprises an electromagnet assembly and an elastic element, wherein the electromagnet assembly is installed on the fixed seat and used for attracting the reduction gearbox to rotate on the fixed seat, so that a power input shaft of the traction mechanism is close to a rotating shaft of the motor and forms transmission fit, and the elastic element is arranged between the electromagnet assembly and the reduction gearbox and used for pushing the reduction gearbox, so that the power input shaft of the traction mechanism is far away from the rotating shaft of the motor.
7. A running board linkage traction structure of an electric running machine as claimed in claim 6, wherein: the power input shaft of the traction mechanism is sleeved with an anti-slip sleeve, and the output shaft of the motor transmits power to the power input shaft of the traction mechanism through friction between the output shaft of the motor and the anti-slip sleeve.
8. A running board linkage traction structure of an electric running machine as claimed in claim 6, wherein: the elastic element is a spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911412433.7A CN111298365A (en) | 2019-12-31 | 2019-12-31 | Running platform linkage traction structure of electric treadmill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911412433.7A CN111298365A (en) | 2019-12-31 | 2019-12-31 | Running platform linkage traction structure of electric treadmill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111298365A true CN111298365A (en) | 2020-06-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911412433.7A Pending CN111298365A (en) | 2019-12-31 | 2019-12-31 | Running platform linkage traction structure of electric treadmill |
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| Country | Link |
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| CN (1) | CN111298365A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114452599A (en) * | 2022-02-11 | 2022-05-10 | 高尚锋 | Prevent mistake and touch treadmill |
-
2019
- 2019-12-31 CN CN201911412433.7A patent/CN111298365A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114452599A (en) * | 2022-02-11 | 2022-05-10 | 高尚锋 | Prevent mistake and touch treadmill |
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