CN108939492B - Rowing machine - Google Patents

Abstract

The invention provides a rowing machine which comprises a base, wherein a woven belt, a sensing device, a guide assembly and a resistance mechanism are arranged on the base, the woven belt is connected with the resistance mechanism through the guide assembly, the base comprises a support and a sliding rail arranged on the support, and a cushion is arranged on the support; the resistance mechanism is arranged at the front end of the support and comprises a coil spring, a ribbon disk, water slurry and a water tank which are arranged from top to bottom, the ribbon disk comprises a first rotating shaft of which the upper end is connected with the coil spring and an annular groove of which the lower end is used for winding a ribbon, the water slurry comprises a second rotating shaft and a paddle, the paddle is arranged in the water tank, the second rotating shaft penetrates through the water tank to be connected with the ribbon disk, and water is arranged in the water tank; a data calculation method is used for calculating data in the rowing machine motion process, and the data comprises the following steps: the tension value and the calorie value are convenient for the user to adjust the subsequent amount of exercise by referring to the amount of exercise during the exercise.

Description

Rowing machine

Technical Field

The invention relates to the technical field of sports equipment, in particular to a rowing machine and a data calculation method thereof.

Background

The rowing machine is also called a rowing machine, is a fitness equipment simulating rowing exercise, and has good effect on strengthening muscles of legs, waist, upper limbs, chest and back. The rowing machine is a smooth body-building exercise with interestingness and self-challenge, and when the rowing machine is used for rowing, the upper limbs, the lower limbs, the waist and the abdomen and the back can complete one-time complete contraction and extension in the process, so that the exercise effect of whole body muscles can be achieved. Especially for people with more fat on legs, waists, abdomens and upper arms, the rowing machine can bring unexpected body shaping and exercising effects.

Traditional rowing machine adopts rubber rope pulling resistance mechanism mostly, then the rubber rope is retrieved to reach the effect of taking exercise, but current resistance mechanism adopts the magnetic resistance system mostly, and not only the structure is complicated, with high costs, user experience effect is not good, adopts the rubber rope pulling moreover, and the life of rubber rope is not long, and often the use is led paper rubber rope easily and is lost elasticity, has influenced its exercise effect greatly.

At present, some water resistance rowing machines exist, but when the rowing machines are stored, the water tank per se has water leakage risks, and the transmission part and the water tank connecting part also have water leakage risks; moreover, the existing rowing machine data calculation system is not perfect, and a large error exists in the calculated verticality.

In view of the above, the present inventors have devised a rowing machine and a data calculating method thereof.

Disclosure of Invention

In order to solve the problems, the technical scheme of the invention is as follows:

one purpose of the invention is to provide a rowing machine, which comprises a base, wherein a woven belt, a sensing device, a guide assembly and a resistance mechanism are arranged on the base, the woven belt is connected with the resistance mechanism through the guide assembly, the base comprises a support and a sliding rail arranged on the support, and a cushion is arranged on the support;

the resistance mechanism is arranged at the front end of the support and comprises a coil spring, a ribbon disk, water slurry and a water tank which are arranged from top to bottom, the ribbon disk comprises a first rotating shaft of which the upper end is connected with the coil spring and an annular groove of which the lower end is used for winding a ribbon, the water slurry comprises a second rotating shaft and a paddle, the paddle is arranged in the water tank, the second rotating shaft penetrates through the water tank to be connected with the ribbon disk, and water is arranged in the water tank;

the induction system comprises an inductor and a magnet which are matched with each other, wherein the inductor and the magnet are both provided with two inductors.

Furthermore, the support comprises a support frame at the front end, a cross beam and a support beam at the rear end, two ends of the cross beam are respectively connected with the support frame and the support beam, and the slide rail is arranged on the cross beam; the top of the support frame is provided with a mounting frame, the mounting frame is rotatably connected with the support frame, the mounting frame is provided with an electronic watch, and pedals are symmetrically arranged at one end of the mounting frame, which is connected with the cross beam.

Furthermore, the support frame is arranged horizontally or obliquely, and the corresponding water tank is also arranged horizontally or obliquely.

Further, the water tank comprises an upper tank and a lower tank, a water tank sealing ring is arranged between the upper tank and the lower tank, a flow guide step for guiding flow is arranged in the lower tank, and the flow guide step is provided with a notch; a mechanical sealing ring is sleeved on the second rotating shaft, a sealing ring fixing seat is arranged on the water tank, and the mechanical sealing ring is arranged on the sealing ring fixing seat; the water slurry comprises an annular part connected with the second rotating shaft, the annular part is provided with an upper blade and a lower blade, and the lower blade is arranged on the outer side of the flow guide step.

Furthermore, one end of the braid is fixedly connected with a braid disk and wound in the annular groove, and the other end of the braid is connected with a handle; the supporting frame is provided with a base used for fixing the handle.

Furthermore, the guiding assembly comprises a first guiding wheel, a second guiding wheel and a third guiding wheel, the first guiding wheel and the second guiding wheel are both arranged on the supporting frame, and the third guiding wheel and the mesh belt disc are arranged side by side.

Further, two the inductor sets up in the coil spring bottom, and sets up side by side, two the magnetite set up on the tep reel, and be 180 settings.

Further, two the inductor sets up side by side on the support frame, two the magnetite set up on first leading wheel, and be 180 settings, with the inductor lies in same one side.

Another object of the present invention is to provide a data calculating method for calculating data of the rowing machine during a rowing process, the data including: the tension value and the calorie value sequentially comprise the following steps:

calculating a constant K;

reading: when the device is in motion, reading the SPM through an induction device;

and (3) calculating a tensile value: f is SPM K, and f is a tensile value;

calculating the calorie value: routes is K SPM/4.184/1000, and routes is the calorie value.

Further, the constant K is calculated as follows:

a tension meter is arranged on the handle of the rowing machine;

adding water into a water tank;

using a special testing machine to carry out load tension movement, namely pulling a tension meter;

recording the tension parameters on the tension meter;

recording and reading SPM value through a sensing device;

and calculating a constant K value by the formula K ═ f/SPM.

The resistance mechanism is provided with the woven belt, the guide assembly and the resistance mechanism, the woven belt is connected with the resistance mechanism through the guide assembly, the resistance mechanism comprises the coil spring, the woven belt disc, the water slurry and the water tank, the coil spring is adopted, the service life of the resistance mechanism is prolonged, the service life of the resistance mechanism can be greatly prolonged, the service life of the rowing machine is prolonged, the whole structure is simple, the assembly is convenient, and meanwhile, the resistance mechanism can provide better experience effect for a user; the invention can display the data of the tension, the WATT and the loads among the electronic watches by a data calculating method, and is convenient for a user to adjust the subsequent amount of exercise by referring to the amount of exercise during the exercise.

Drawings

The invention will be further described with reference to the following examples with reference to the accompanying drawings.

FIG. 1 is a schematic structural view of the rowing machine of the present invention;

FIG. 2 is a side view of the rowing machine of the present invention;

FIG. 3 is a side view of the resistance mechanism of the present invention;

FIG. 4 is a partial exploded view of FIG. 3 of the present invention;

FIG. 5 is a front view of FIG. 4 of the present invention;

FIG. 6 is a schematic partial exploded view of the resistance mechanism of the present invention;

fig. 7 is a schematic view of the structure of the lower case of the present invention.

Description of reference numerals:

10-bracket, 11-support frame, 111-base, 12-beam, 121-slide rail, 13-support beam, 20-cushion, 30-guide component, 31-first guide wheel, 32-second guide wheel, 33-third guide wheel, 40-resistance mechanism, 41-coil spring, 42-ribbon disk, 421-annular groove, 43-slurry, 431-second rotating shaft, 432-blade, 4321-annular part, 4322-upper blade, 4323-lower blade, 44-water tank, 441-upper tank, 442-lower tank, 4421-guide step, 44211-notch, 50-induction device, 51-inductor, 52-magnet, 60-handle, 70-water tank sealing ring, 80-mechanical sealing ring, 81-fixed seat, 90-plug, 91-pedal, 92-mounting rack, 921-electronic watch.

Detailed Description

Example 1

Referring to fig. 1 to 7, a rowing machine includes a base (not shown), on which a webbing (not shown), a sensing device 50, a guiding assembly 30 and a resistance mechanism 40 are disposed, the webbing is connected to the resistance mechanism 40 through the guiding assembly 30, the base includes a support 10 and a sliding rail 121 disposed on the support 10, and a seat cushion 20 is disposed on the support 10.

The support 10 comprises a support frame 11 at the front end, a cross beam 12 and a support beam 13 at the rear end, two ends of the cross beam 12 are respectively connected with the support frame 11 and the support beam 13, and a slide rail 121 is arranged on the cross beam 12; the top of the support frame 11 is provided with a mounting frame 92, the mounting frame 92 is rotatably connected with the support frame 11, the mounting frame 92 is provided with an electronic watch 921, and pedals 91 are symmetrically arranged at one end of the mounting frame 92 connected with the beam 12.

The resistance mechanism 40 is disposed at the front end of the bracket 10, and includes a coil spring 41, a webbing disc 42, a water slurry 43 and a water tank 44 disposed from top to bottom, the webbing disc 42 includes a first rotating shaft (not shown) having an upper end connected to the coil spring 41 and an annular groove 421 having a lower end for winding a webbing, the water slurry 43 includes a second rotating shaft 431 and a paddle 432, wherein the paddle 432 is disposed in the water tank 44, the second rotating shaft 431 penetrates the water tank 44 and is connected to the webbing disc 42, and water is disposed in the water tank 44. Adopt wind spring 41, its long service life can improve the life of resistance mechanism 40 greatly in order to improve the life of rowing machine, and overall structure is simple moreover, the equipment of being convenient for, and this resistance mechanism 40 can give the better experience effect of user simultaneously. A bearing is arranged at the joint between the first rotating shaft and the coil spring 41, and a bearing is arranged at the joint between the second rotating shaft 431 and the ribbon disk 42, so that jamming is prevented.

The water tank 44 includes an upper tank 441 and a lower tank 442, a water tank sealing ring 70 is disposed between the upper tank 441 and the lower tank 442, and the water tank sealing ring 70 has an H-shaped structure, which can provide an optimal sealing effect between the upper tank 441 and the lower tank 442 to prevent the water tank 44 from leaking, a flow guiding step 4421 for guiding flow is disposed in the lower tank 442, and a notch 44211 is disposed on the flow guiding step 4421. Meanwhile, the second rotating shaft 431 is sleeved with the mechanical sealing ring 80, the water tank 44 is provided with the sealing ring fixing seat 81, specifically, the upper tank 441 is provided with a through hole connected with the sealing ring fixing seat 81, the sealing ring fixing seat 81 is fixedly arranged on the through hole, and the mechanical sealing ring 80 is arranged on the sealing ring fixing seat 81, so that the second rotating shaft 431 can play the best waterproof effect when rotating, and water leakage in the rotating process can be prevented; and scales are arranged outside the lower tank 442 of the water tank 44, so that a user can add water to the water tank 44 as required to realize different resistances.

The water slurry 43 includes an annular portion 4321 connected to the second shaft 431, the annular portion 4321 is provided with an upper vane 4322 and a lower vane 4323, the lower vane 4323 is arranged outside the flow guiding step 4421, and when the lower vane 4323 rotates, the water slurry flows along the outside of the flow guiding step 4421, so that noise can be reduced, and a better experience effect can be brought to a user.

The support 10 can be horizontally or obliquely arranged according to the needs of users, and the corresponding water tank 44 is also horizontally or obliquely arranged, when the water tank is inclined, the direct inclination angle is consistent with the inclination angle of the water tank 44, and the inclined arrangement is adopted in the invention.

One end of the mesh belt is fixedly connected with a mesh belt disk 42 and wound in the annular groove 421, and the other end of the mesh belt is connected with a handle 60; the supporting frame 11 is provided with a base 111 for fixing the handle 60, a user holds the handle 60 with both hands to pull the webbing, and simultaneously drives the webbing disc 42 to rotate, so as to drive the water slurry 43 to rotate to generate resistance, and then the webbing disc 42 recovers the webbing under the action of the coil spring 41.

The guide assembly 30 includes a first guide wheel 31, a second guide wheel 32 and a third guide wheel 33, the first guide wheel 31 and the second guide wheel 32 are both disposed on the bracket 10, the third guide wheel 33 is disposed side by side with the webbing disc 42, the webbing is wound around the first guide wheel 31 and then bypasses the second guide wheel 32, and the webbing can be smoothly connected with the webbing disc 42 under the action of the third guide wheel 33, so that the webbing can be pulled more smoothly in the moving process.

The induction device 50 comprises an inductor 51 and a magnet 52 which are matched with each other, wherein two inductors 51 and two magnets 52 are arranged; specifically, two inductors 51 are disposed at the bottom of the coil spring 41 and are disposed side by side, and two magnets 52 are disposed on the tape spool 42 and are disposed at 180 °, and are configured to sense the rotation speed of the tape spool 42.

Example 2

The embodiment 2 is different from the embodiment 1 in that two inductors 51 and two magnets 52 are provided at the same position, and the rest of the positions are the same. The method comprises the following specific steps: a rowing machine comprises a base, wherein a woven belt (not shown in the figure), a sensing device 50, a guide assembly 30 and a resistance mechanism 40 are arranged on the base, the woven belt is connected with the resistance mechanism 40 through the guide assembly 30, the base comprises a support 10 and a sliding rail 121 arranged on the support 10, and a seat cushion 20 is arranged on the support 10.

The support 10 comprises a support frame 11 at the front end, a cross beam 12 and a support beam 13 at the rear end, two ends of the cross beam 12 are respectively connected with the support frame 11 and the support beam 13, and a slide rail 121 is arranged on the cross beam 12; the top of the support frame 11 is provided with a mounting frame 92, the mounting frame 92 is rotatably connected with the support frame 11, the mounting frame 92 is provided with an electronic watch 921, and pedals 91 are symmetrically arranged at one end of the mounting frame 92 connected with the beam 12.

The resistance mechanism 40 is disposed at the front end of the bracket 10, and includes a coil spring 41, a webbing disc 42, a water slurry 43 and a water tank 44 disposed from top to bottom, the webbing disc 42 includes a first rotating shaft (not shown) having an upper end connected to the coil spring 41 and an annular groove 421 having a lower end for winding a webbing, the water slurry 43 includes a second rotating shaft 431 and a paddle 432, wherein the paddle 432 is disposed in the water tank 44, the second rotating shaft 431 penetrates the water tank 44 and is connected to the webbing disc 42, and water is disposed in the water tank 44. Adopt wind spring 41, its long service life can improve the life of resistance mechanism 40 greatly in order to improve the life of rowing machine, and overall structure is simple moreover, the equipment of being convenient for, and this resistance mechanism 40 can give the better experience effect of user simultaneously. A bearing is arranged at the joint between the first rotating shaft and the coil spring 41, and a bearing is arranged at the joint between the second rotating shaft 431 and the ribbon disk 42, so that jamming is prevented.

The water tank 44 includes an upper tank 441 and a lower tank 442, a water tank sealing ring 70 is disposed between the upper tank 441 and the lower tank 442, and the water tank sealing ring 70 has an H-shaped structure, which can provide an optimal sealing effect between the upper tank 441 and the lower tank 442 to prevent the water tank 44 from leaking, a flow guiding step 4421 for guiding flow is disposed in the lower tank 442, and a notch 44211 is disposed on the flow guiding step 4421. Meanwhile, the second rotating shaft 431 is sleeved with the mechanical sealing ring 80, the water tank 44 is provided with the sealing ring fixing seat 81, specifically, the upper tank 441 is provided with a through hole connected with the sealing ring fixing seat 81, the sealing ring fixing seat 81 is fixedly arranged on the through hole, and the mechanical sealing ring 80 is arranged on the sealing ring fixing seat 81, so that the second rotating shaft 431 can play the best waterproof effect when rotating, and water leakage in the rotating process can be prevented; and scales are arranged outside the lower tank 442 of the water tank 44, so that a user can add water to the water tank 44 as required to realize different resistances.

The water slurry 43 includes an annular portion 4321 connected to the second shaft 431, the annular portion 4321 is provided with an upper vane 4322 and a lower vane 4323, the lower vane 4323 is arranged outside the flow guiding step 4421, and when the lower vane 4323 rotates, the water slurry flows along the outside of the flow guiding step 4421, so that noise can be reduced, and a better experience effect can be brought to a user.

The support 10 can be horizontally or obliquely arranged according to the needs of users, and the corresponding water tank 44 is also horizontally or obliquely arranged, when the water tank is inclined, the direct inclination angle is consistent with the inclination angle of the water tank 44, and the inclined arrangement is adopted in the invention.

One end of the mesh belt is fixedly connected with a mesh belt disk 42 and wound in the annular groove 421, and the other end of the mesh belt is connected with a handle 60; the supporting frame 11 is provided with a base 111 for fixing the handle 60, a user holds the handle 60 with both hands to pull the webbing, and simultaneously drives the webbing disc 42 to rotate, so as to drive the water slurry 43 to rotate to generate resistance, and then the webbing disc 42 recovers the webbing under the action of the coil spring 41.

The guide assembly 30 includes a first guide wheel 31, a second guide wheel 32 and a third guide wheel 33, the first guide wheel 31 and the second guide wheel 32 are both disposed on the bracket 10, the third guide wheel 33 is disposed side by side with the webbing disc 42, the webbing is wound around the first guide wheel 31 and then bypasses the second guide wheel 32, and the webbing can be smoothly connected with the webbing disc 42 under the action of the third guide wheel 33, so that the webbing can be pulled more smoothly in the moving process.

The induction device 50 comprises an inductor 51 and a magnet 52 which are matched with each other, wherein two inductors 51 and two magnets 52 are arranged; specifically, two inductors 51 are arranged on the supporting frame 11 side by side, and two magnets 52 are arranged on the first guide wheel 31 at 180 degrees, are located on the same side as the inductors 51, and can be used for sensing the rotating speed of the first guide wheel 31.

Example 3

Referring to fig. 1 to 4, a data calculation method for calculating data of a rowing machine in a motion process includes: the tension value and the calorie value sequentially comprise the following steps:

calculating a constant K;

reading SPM: while in motion, the SPM is read by the sensing device 50, where SPM represents: number of strokes per minute, or rpm;

calculating the pulling force value by the formula: f is SPM K, and f is a tensile value;

calculating the calorie value: routes is K SPM/4.184/1000, and routes is the calorie value.

Wherein the constant K is calculated by the following steps:

using a special testing machine to perform an experiment, firstly installing a tension meter on a handle 60 of the rowing machine of the testing machine;

the plug 90 is opened, water is added into the water tank 44, and the plug 90 is closed after the water is added;

a special testing machine is used for carrying out load tension movement, namely, a tension meter is pulled, and a tension value can be obtained;

recording the tension parameters on the tension meter;

recording the reading of SPM values by the sensing device 50;

and calculating a constant K value by the formula K ═ f/SPM.

The calculated constant K value is inputted into the control system of the electronic watch and stored.

Thus, the user can read the pulling force, WATT, and loads each time the handle 60 is pulled on the electronic watch 921 at any time, and can adjust the amount of exercise according to his or her own situation.

In conclusion, the resistance mechanism is provided with the woven belt, the guide assembly and the resistance mechanism, the woven belt is connected with the resistance mechanism through the guide assembly, the resistance mechanism comprises the coil spring, the woven belt disc, the water slurry and the water tank, the coil spring is adopted, the service life of the resistance mechanism is prolonged greatly, the service life of the rowing machine is prolonged, the whole structure is simple, the assembly is convenient, and meanwhile, the resistance mechanism can provide better experience effect for a user; the invention can display the data of the tension, the WATT and the loads among the electronic watches by a data calculating method, and is convenient for a user to adjust the subsequent amount of exercise by referring to the amount of exercise during the exercise.

The invention has been described above with reference to the accompanying drawings, it is obvious that the invention is not limited to the specific implementation in the above-described manner, and it is within the scope of the invention to apply the inventive concept and solution to other applications without substantial modification.

Claims (10)

1. A rowing machine comprises a base and is characterized in that a woven belt, a sensing device, a guide assembly and a resistance mechanism are arranged on the base, the woven belt is connected with the resistance mechanism through the guide assembly, the base comprises a support and a sliding rail arranged on the support, and a cushion is arranged on the support;

the resistance mechanism is arranged at the front end of the support and comprises a coil spring, a ribbon disk, water slurry and a water tank which are arranged from top to bottom, the ribbon disk comprises a first rotating shaft of which the upper end is connected with the coil spring and an annular groove of which the lower end is used for winding a ribbon, the water slurry comprises a second rotating shaft and a paddle, the paddle is arranged in the water tank, the second rotating shaft penetrates through the water tank to be connected with the ribbon disk, and water is arranged in the water tank;

the induction device comprises an inductor and two magnets which are matched with each other, and the inductor and the two magnets are used for inducing the rotating speed of the tape weaving disc or the first guide wheel;

the water tank comprises an upper tank and a lower tank, wherein a flow guide step for guiding flow is arranged in the lower tank, and the flow guide step is provided with a notch; the water slurry comprises an annular part connected with the second rotating shaft, the annular part is provided with an upper blade and a lower blade, and the lower blade is arranged on the outer side of the flow guide step.

2. The rowing machine of claim 1, wherein the support comprises a support frame at a front end, a cross beam and a support beam at a rear end, the two ends of the cross beam are respectively connected with the support frame and the support beam, and the slide rail is arranged on the cross beam; the top of the support frame is provided with a mounting frame, the mounting frame is rotatably connected with the support frame, the mounting frame is provided with an electronic watch, and pedals are symmetrically arranged at one end of the mounting frame, which is connected with the cross beam.

3. The rowing machine of claim 2, wherein the support frame is disposed horizontally or inclined, and the corresponding water tank is disposed horizontally or inclined.

4. The rowing machine of claim 2, wherein a tank seal is provided between the upper tank and the lower tank; the water tank is provided with a water tank, the water tank is provided with a water inlet, a water outlet and a water outlet, the water tank is provided with a water tank, the water tank is provided with a water inlet, the water tank is provided with a water outlet, the water tank is provided with a.

5. The rowing machine of claim 2, wherein the webbing is fixedly connected to the webbing reel at one end thereof and wound in the annular groove, and connected to the handle at the other end thereof; the supporting frame is provided with a base used for fixing the handle.

6. The rowing machine of claim 2, wherein the guide assembly comprises a first guide wheel, a second guide wheel and a third guide wheel, the first guide wheel and the second guide wheel are both disposed on the support frame, and the third guide wheel is disposed side by side with the webbing disc.

7. The rowing machine of claim 6, wherein the two sensors are disposed at the bottom of the coil spring and are arranged side by side, and the two magnets are disposed on the ribbon disk at an angle of 180 °.

8. The rowing machine of claim 6, wherein the two sensors are disposed side by side on the support frame, and the two magnets are disposed on the first guide wheel at 180 ° to be located on the same side as the sensors.

9. A data calculation method of a rowing machine in accordance with claim 1, for calculating data during a rowing machine exercise, the data comprising: the tensile value and the calorie value are characterized by sequentially comprising the following steps:

calculating a constant K;

read SPM, i.e. pulses per minute: when the device is in motion, reading the SPM through an induction device;

and (3) calculating a tensile value: f is SPM K, and f is a tensile value;

calculating the calorie value: routes is K SPM/4.184/1000, and routes is the calorie value.

10. A data calculation method according to claim 9, wherein said constant K calculation step is as follows:

a tension meter is arranged on the handle of the rowing machine;

adding water into a water tank;

using a special testing machine to carry out load tension movement, namely pulling a tension meter;

recording the tension parameters on the tension meter;

recording and reading SPM value through a sensing device;

and calculating a constant K value by the formula K ═ f/SPM.

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