CN103638666A - Discus core strength training and exercise information feedback monitoring device - Google Patents

Discus core strength training and exercise information feedback monitoring device Download PDF

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Publication number
CN103638666A
CN103638666A CN201310743842.1A CN201310743842A CN103638666A CN 103638666 A CN103638666 A CN 103638666A CN 201310743842 A CN201310743842 A CN 201310743842A CN 103638666 A CN103638666 A CN 103638666A
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signal
discus
connects
information feedback
training
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CN201310743842.1A
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CN103638666B (en
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齐骥
王开创
刘田丽
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Harbin Normal University
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Harbin Normal University
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Abstract

The invention discloses a discus core strength training and exercise information feedback monitoring device, and aims at solving the problem that a conventional special discus project is lack of combined core strength training methods and exercise information feedback monitoring methods in an unstable state. The device comprise a discus force applying device and a balance training device with an information feedback function, wherein the discus force applying device comprises an annular track, a sliding telescopic rod, a sliding body, a crank connecting rod mechanism, a pressure sensor, a plurality of lifters and a plurality of elastic fixing racks with the same number as that of the lifters; each lifter comprises a vertical column, a sleeve and a jackscrew; each vertical column is arranged inside the corresponding sleeve and each vertical column and the corresponding sleeve are in detachable connection through the corresponding jackscrew; the upper end of each vertical column is connected with the lower surface of the corresponding annular track; the lower end surface of each sleeve is connected with an upper flat plate; the balance training device comprises a pedal, a balance base, a control circuit and three distance measuring sensors. The device is applied to discus core strength training and exercise information feedback monitoring.

Description

The training of discus force at the core and movable information feedback supervising device
Technical field
The present invention relates to a kind of discus force at the core training and movable information feedback supervising device, belong to sports technology field.
Background technology
From anatomical angle, the core of human body is backbone, hip joint and pelvis, their binding sites in upper and lower extremities, there is the pivotal role of forming a connecting link, force at the core comprises core stability strength and core drive strength, and core stability strength refers to that core position fixation muscles or some be that fixation muscles is again the strength ability that makes body-defence displacement or rotation that the intramuscular of former moving flesh produces while shrinking.Core drive strength refers to that Skeletal Muscle Contraction makes health produce the strength of displacement or rotation, and force at the core is not only the major impetus that human body core stability forms, and can also initiatively have an effect in flowing.Force at the core training is often to carry out under stable condition, can make more small muscle group particularly periarticular auxiliary flesh take exercises, improve the ability that sportsman stablizes at the volley joint and controls center of gravity, the posture of core muscles training is determined by the action that completes match, modern high-level discus throw special strength training is to select the strengthening exercise means that approach special action, incorporate up-to-date training idea, utilize that Athletes information monitors player motion technical process can in conjunction with discus special project under labile state, carry out force at the core training and movable information feedback supervising device home and abroad does not also occur.
Summary of the invention
The present invention is according to principles such as sport biomechanics, electronics, mechanics, for solving the special shortage of existing discus, be combined in the problem of carrying out force at the core training tool and movable information feedback monitoring means under labile state, and then a kind of discus force at the core training and movable information feedback supervising device are provided.
The present invention addresses the above problem the technical scheme of taking to be:
Discus force at the core of the present invention training and movable information feedback supervising device comprise that discus is with power apparatus with the balance training of information feedback function; Described discus comprises circular orbit, sliding extension bar, gliding mass, toggle, pressure sensor, a plurality of lifter and a plurality of elastic mounts consistent with lifter quantity with power apparatus;
Described in each, elastic mounts comprises upper flat plate, lower flat board and between upper flat plate and lower flat board and the spring affixed with the two, circular orbit is in tilted layout, the below of circular orbit is provided with a plurality of lifters of arranging ringwise, described in each, lifter comprises column, sleeve pipe and jackscrew, column is arranged in sleeve pipe and the two removably connects by jackscrew, the upper end of column is connected with the lower surface of circular orbit, and the lower surface of sleeve pipe is connected with upper flat plate;
The adjacent setting of one of them lifter and toggle, described toggle comprises crank, connecting rod and the first motor, the output of the first motor is connected with one end of crank, the other end of crank and one end of connecting rod are hinged, and the other end of connecting rod and the sleeve pipe of described one of them lifter are hinged;
Gliding mass is set in circular orbit and the two is slidably connected, on gliding mass, be equipped with sliding extension bar, the end that is positioned at circular orbit outside of sliding extension bar is provided with limited block, length direction along sliding extension bar in the bar section that is positioned at circular orbit inner side of sliding extension bar is processed with a plurality of through holes, discus is arranged on the upper surface of sliding extension bar, and discus removably connects by bolt and the sliding extension bar being arranged in through hole, and pressure sensor is arranged on the upper surface of discus;
The arranged beneath of circular orbit has the balance training with information feedback function, described balance training comprises pedal, balance base, control circuit and three distance measuring sensors, pedal is tabular, balance base position domed base, the plane of described domed base is fixedly connected with the bottom surface of pedal, and the plane center line of described domed base and the center superposition of pedal; On the bottom surface of described pedal, be fixed with three distance measuring sensors, be respectively with reference to distance measuring sensor, front distance measuring sensor and left distance measuring sensor, described three distance measuring sensors are separately fixed at the bottom edge place of pedal, wherein the line of front distance measuring sensor and left distance measuring sensor is through the center of pedal, the line with reference to the line at distance measuring sensor and pedal center perpendicular to front distance measuring sensor and left distance measuring sensor; The reference distance signal input part that connects control circuit with reference to the signal output part of distance measuring sensor, the signal output part of front distance measuring sensor connects the front end distance signal input of control circuit, and the signal output part of left distance measuring sensor connects the left end distance signal input of control circuit;
The pressure signal output of pressure sensor connects the pressure signal input of control circuit, and the pressure signal output of control circuit connects the display input of display,
The display output of control circuit connects the display input of display;
Control circuit is embedded in the control module that software is realized, and described control module comprises as lower unit:
Data acquisition unit, for all gather reference distance signal, front end distance signal and the left end distance signal of three distance signal input inputs simultaneously at interval of the sampling time;
Comparing unit, deducts reference distance signal acquisition longitudinal separation difference signal with the front end distance signal receiving; With the left end distance signal receiving, deduct reference distance signal acquisition left and right range difference signal;
Display unit, sends to display to show output for longitudinal separation difference signal and left and right range difference signal being changed into digital information or graphical information;
Electric-motor drive unit, sends to the first motor-drive circuit for the signal difference that comparing unit is obtained, and the first motor-drive circuit is controlled the start and stop of the first motor.
When the signal of three distance measuring sensor outputs is analog signal, described control circuit 3 comprises three signal conditioning circuits, A/D change-over circuit and controller; Described control module is embedded in controller, and the signal input part of described three signal conditioning circuits is respectively reference distance signal input part, front end distance signal input and the left end distance signal input of controller; The signal output part of described three signal conditioning circuits connects respectively three input end of analog signal A1, A2 and the A3 of A/D change-over circuit, the digital signal output end of described A/D change-over circuit connects the signals collecting signal input part of controller, the A/D changeover control signal output of described controller connects the changeover control signal input of A/D change-over circuit, the signal input part of the first motor-drive circuit connects the driving signal output part of controller, and the display drive signals output of described controller connects the signal input part of display.
The control circuit of above-mentioned discus force at the core training and movable information feedback supervising device can also comprise three zeroing circuits, described three zeroing circuits are corresponding with three signal conditioning circuits respectively, and the signal output part of each zeroing circuit connects the zeroing signal input part of a signal conditioning circuit.
Discus force at the core training of the present invention and movable information feedback supervising device can also comprise keyboard, and the signal output part of described keyboard connects the keyboard signal input of controller; Described control module also comprises as lower unit:
Key information collecting unit, for receiving the key information of keyboard input;
Key information decoding unit, for judging the content that obtains key information, when the sampling time information of key information position, using this sampling time information as sampling time information; When key information is the digital demonstration information of output, send digital display command to display unit; When key information bit image shows information, send graphics display command to display unit;
Display unit, sends corresponding demonstration information to display according to the order receiving.
Discus force at the core training of the present invention and movable information feedback supervising device can also comprise communication drive circuit, the signal input part of described communication drive circuit connects the signal of communication output of controller, described control module also comprises communication unit, and described communication unit sends to communication drive circuit for the signal difference that comparing unit is obtained.
The invention has the beneficial effects as follows: the present invention is according to correlation theories such as sport biomechanics and electricity, and the feature of practising in conjunction with discus throw special strength, utilization is with the balance strength building new theory of information feedback, by the balance training with information feedback function of a labile state, to improving the training of discus force at the core, be effective.
Balance training with information feedback function of the present invention is in training process, the poised state of the health in the time of can showing training athlete in real time is also carried out effective dose monitoring, and then allow trainer know the state of its training, and then adjust in real time its attitude.
To the distance with reference to distance measuring sensor measuring distance ground and before measurement, apart from sensor measurement, the distance apart from ground compares comparing unit, distance to the distance with reference to distance measuring sensor measuring distance ground and left distance measuring sensor measuring distance ground compares, when balance base tends to balance, longitudinal separation difference signal and left and right range difference signal equate, electric-motor drive unit receives signal difference and sends to the first motor-drive circuit, the first motor-drive circuit is controlled the first electric motor starting, circular orbit swings, the special force at the core training of difficult discus that realizes people under pedal poised state and under circular orbit trail change, when balance base is put on unbalance dynamic, electric-motor drive unit receives signal difference and sends to the first motor-drive circuit, the first motor-drive circuit is controlled the first machine operation and is stopped, circular orbit is static, realizes people under pedal non-equilibrium state and the static special force at the core training of discus of circular orbit track, in training process, pressure sensor detects the rate curve of discus final force in real time, and then to the real-time effective monitoring of whole stroking technique process.
Utilize discus force at the core training of the present invention and movable information feedback supervising device to carry out the training of discus force at the core, sportsman overcomes labile state and keeps correct firmly posture, and the meat fiber that need to coordinate transfer to raise activation more core position by waist, pelvis, hip joint and lower limb participates in stablizing having an effect of balance and action.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention, Fig. 2 is the I place enlarged drawing in Fig. 1, Fig. 3 is the top view of Fig. 2, Fig. 4 is the upward view of pedal and balance base connector, Fig. 5 is the structural representation of the bascule with information feedback of the specific embodiment seven, Fig. 6 is the structural representation of the balance training with information feedback function of the specific embodiment eight, Fig. 7 is the structural representation of the balance training with information feedback function of the specific embodiment nine, Fig. 8 is the structural representation of the balance training with information feedback function of the specific embodiment ten, Fig. 9 is the structural representation of the balance training with information feedback function described in specific embodiment mode 11, Figure 10 is that another kind described in the specific embodiment 11 is with the structural representation of the balance training of information feedback function, Figure 11 is the A-A profile of Figure 10, it is the structural representation of a kind of balance training with information feedback function described in the specific embodiment 12, Figure 12 is the partial enlarged drawing of stopping means 10 parts in Figure 11, Figure 13 is the C-C cutaway view of Figure 12, Figure 14 is the D-D cutaway view of Figure 13, Figure 15 is the principle schematic of electric part of the present invention, Figure 16 is the principle schematic of the another kind of electric part of the present invention.
The specific embodiment
The specific embodiment one: in conjunction with Fig. 1-Fig. 4 and Figure 15 explanation, the discus force at the core training of present embodiment and movable information feedback supervising device comprise that discus is with power apparatus with the balance training of information feedback function; Described discus comprises circular orbit 12, sliding extension bar 25, gliding mass 24, toggle, pressure sensor 26, a plurality of lifter 13 and a plurality of elastic mounts consistent with lifter quantity with power apparatus;
Described in each elastic mounts comprise upper flat plate 18, lower dull and stereotyped 20 and between upper flat plate 18 and lower dull and stereotyped 20 and with the two affixed spring 19, circular orbit 12 is in tilted layout, the below of circular orbit 12 is provided with a plurality of lifters 13 of arranging ringwise, described in each, lifter 13 comprises column 13-1, sleeve pipe 13-2 and jackscrew 13-3, column 13-1 is arranged in sleeve pipe 13-2 and the two removably connects by jackscrew 13-3, the upper end of column 13-1 is connected with the lower surface of circular orbit 12, and the lower surface of sleeve pipe 13-2 is connected with upper flat plate 18;
The setting adjacent with toggle of one of them lifter 13, described toggle comprises crank 17, connecting rod 16 and the first motor 15, the output of the first motor 15 is connected with one end of crank 17, one end of the other end of crank 17 and connecting rod 16 is hinged, and the sleeve pipe 13-2 of the other end of connecting rod 16 and described one of them lifter 13 is hinged;
Gliding mass 24 is set in circular orbit 12 and the two is slidably connected, on gliding mass 24, be equipped with sliding extension bar 25, the end that is positioned at circular orbit 12 outsides of sliding extension bar 25 is provided with limited block 25-2, length direction along sliding extension bar 25 in the bar section that is positioned at circular orbit 12 inner sides of sliding extension bar 25 is processed with a plurality of through hole 25-1, discus 27 is arranged on the upper surface of sliding extension bar 25, and discus 27 removably connects by bolt and the sliding extension bar 25 being arranged in through hole 25-1, and pressure sensor 26 is arranged on the upper surface of discus 24;
The arranged beneath of circular orbit 12 has the balance training with information feedback function, described balance training comprises pedal 1, balance base 2, control circuit 3 and three distance measuring sensors, pedal 1 is tabular, 2 domed base of balance base, the plane of described domed base is fixedly connected with the bottom surface of pedal 1, and the plane center line of described domed base and the center superposition of pedal 1; On the bottom surface of described pedal 1, be fixed with three distance measuring sensors, be respectively with reference to distance measuring sensor 40, front distance measuring sensor 41 and left distance measuring sensor 42, described three distance measuring sensors are separately fixed at the bottom edge place of pedal 1, wherein the line of front distance measuring sensor 41 and left distance measuring sensor 42 is through the center of pedal 1, the line with reference to the line at distance measuring sensor 40 and pedal 1 center perpendicular to front distance measuring sensor 41 and left distance measuring sensor 42; The reference distance signal input part that connects control circuit 3 with reference to the signal output part of distance measuring sensor 40, the signal output part of front distance measuring sensor 41 connects the front end distance signal input of control circuit 3, and the signal output part of left distance measuring sensor 42 connects the left end distance signal input of control circuit 3;
The pressure signal output of pressure sensor 26 connects the pressure signal input of control circuit 3, and the pressure signal output of control circuit 3 connects the display input of display 6,
The display output of control circuit 3 connects the display input of display 6;
Control circuit 3 is embedded in the control module that software is realized, and described control module comprises as lower unit:
Data acquisition unit, for all gather reference distance signal, front end distance signal and the left end distance signal of three distance signal input inputs simultaneously at interval of the sampling time;
Comparing unit, deducts reference distance signal acquisition longitudinal separation difference signal with the front end distance signal receiving; With the left end distance signal receiving, deduct reference distance signal acquisition left and right range difference signal;
Display unit, sends to display to show output for longitudinal separation difference signal and left and right range difference signal being changed into digital information or graphical information;
Electric-motor drive unit, sends to the first motor-drive circuit 11, the first motor-drive circuits 11 to control the start and stop of the first motor 15 for the signal difference that comparing unit is obtained.
The described sampling time is the random time parameter between 0.5 second to 3 seconds.
In present embodiment, the model of described three distance measuring sensors is identical, and the signal of output is data signal.
The signal of the pressure sensor output of present embodiment is data signal.
The balance training that has information feedback function described in present embodiment is when practical application, balance base 2 is placed in to smooth region, the single pin of trainer or both feet stand on pedal 1, after training starts, when pedal 1 run-off the straight, the distance on three distance measuring sensor difference measuring distance ground, and the corresponding signal that represents distance of output is to control circuit, embedding the control module of carrying in control circuit processes three distance signals, obtain the poised state of pedal, and this poised state is shown to output by display, simultaneously, the signal difference (longitudinal separation difference signal or left and right range difference signal) that the electric-motor drive unit of control circuit obtains comparing unit is processed, longitudinal separation difference signal and left and right range difference signal equate, pedal tends to balance, electric-motor drive unit sends to the first motor-drive circuit 11 by longitudinal separation difference signal or left and right range difference signal, the first motor-drive circuit 11 is controlled the first motor 15 and is started, circular orbit reciprocally swinging, longitudinal separation difference signal is greater than or less than left and right range difference signal, pedal swinging, electric-motor drive unit sends to first motor-drive circuit 11, the first motor-drive circuits 7 control the first motors 15 to stop longitudinal separation difference signal or left and right range difference signal, and circular orbit stops swinging.
When showing in digital form, can adopt the poor and left and right range difference of data representation longitudinal separation with sign, sign represents incline direction, the absolute value representation gradient of numeral, the digital absolute value of the larger correspondence that tilts is larger.
When the form with figure shows, can show the overall perspective view picture of balance training, then according to gradient, show the heeling condition of described balance training.Can also pass through easy image, for example, only show the poised state of pedal.
Present embodiment adopts upper flat plate and lower flat board to be convenient to improve the stability of power apparatus for discus.
The discus of present embodiment can also comprise that with power apparatus 35, two bandages 35 of two bandages are connected on discus, and bandage is bundled in discus for trainer by hand, makes hand fully grasp discus.
The lifter of present embodiment can regulate the height of circular orbit, to adapt to different height trainers' exercise.
The specific embodiment two: described in present embodiment, the sampling time is the random time parameter between 0.5 second to 3 seconds.Other is identical with the specific embodiment one.
The specific embodiment three: in conjunction with Figure 16 explanation, control circuit 3 comprises three signal conditioning circuits, A/D change-over circuit and controller 4 described in present embodiment, described control module is embedded in controller, and the signal input part of described three signal conditioning circuits is respectively reference distance signal input part, front end distance signal input and the left end distance signal input of controller 4, the signal output part of described three signal conditioning circuits connects respectively three input end of analog signal A1 of A/D change-over circuit, A2 and A3, the digital signal output end of described A/D change-over circuit connects the signals collecting input of controller 4, the A/D changeover control signal output of described controller 4 connects the changeover control signal input of A/D change-over circuit, the signal output part of described pressure sensor 26 connects the input end of analog signal of A/D change-over circuit, the signal input part of the first motor-drive circuit 11 connects the driving signal output part of controller 4, the display drive signals output of described controller 4 connects the signal input part of display 6.
The output signal of three distance measuring sensors in present embodiment is analog signal, and this analog signal sends to A/D change-over circuit after processing by signal conditioning circuit, and this A/D change-over circuit sends to controller after converting analog signal to data signal.
Controller in present embodiment can adopt chip microcontroller.Other is identical with the specific embodiment one.
The specific embodiment four: in conjunction with Figure 16 explanation, described in present embodiment, control circuit 3 also comprises three zeroing circuits, described three zeroing circuits are corresponding with three signal conditioning circuits respectively, and the signal output part of each zeroing circuit connects the zeroing signal input part of a signal conditioning circuit.
Present embodiment has increased zeroing circuit, before reality is used, first the balance training with information feedback function described in present embodiment is placed on smooth ground, then keep pedal 1 in plateau, now, the show value of adjusting voltage driving display by zeroing circuit is zero.After carrying out aforementioned work, then start training, and then can guarantee that the gradient of the pedal that measurement obtains is more accurate.
Present embodiment can be set up communication drive circuit 7, and the signal input part of described communication drive circuit 7 connects the signal of communication output of controller; In present embodiment, increased communication drive circuit 7, the measurement result data that controller can be obtained send by this communication drive circuit 7, and then realize remote data transmission.Other is identical with the specific embodiment three.
The specific embodiment five: in conjunction with Figure 16 explanation, the balance training with information feedback function described in present embodiment also comprises keyboard 5, and the signal output part of described keyboard 5 connects the keyboard signal input of controller 4; Described control module also comprises as lower unit:
Key information collecting unit, for receiving the key information of keyboard 5 inputs;
Key information decoding unit, for judging the content that obtains key information, when key information is that the sampling time is during information, using this sampling time information as sampling time information; When key information is the digital demonstration information of output, send digital display command to display unit; When key information is image display information, send graphics display command to display unit;
Display unit, sends corresponding demonstration information to display 6 according to the order receiving.
In present embodiment, increased keyboard 5, can realize the setting to parameter, for example, the sampling time in sampling interval can be set, or the kind of set and display signal is numeral or figure etc.
Present embodiment can be set up communication drive circuit 7, and described control module also comprises communication unit, and described communication unit sends to communication drive circuit 7 for the signal difference that comparing unit is obtained.The measurement result data that control module obtains send by this communication drive circuit 7, and then realize remote data transmission.
Communication drive circuit 7 described in present embodiment can be existing various serial communication drive circuits or radio communication drive circuit.Described serial communication drive circuit is USB serial communication drive circuit, RS485 serial communication drive circuit, RS232 serial communication drive circuit or network service drive circuit.Set up and can in training process, measurement result be sent to long-range equipment in real time, and then realize the function of physical training condition remote monitoring.Other is identical with the specific embodiment one or two.
The specific embodiment six: in conjunction with Fig. 5-Fig. 7 explanation, balance training with information feedback function described in present embodiment also comprises the first base 8, described the first base 8 upper surfaces are provided with the circular groove corresponding with balance base 2 81, and described balance base 2 is placed in this circular groove 81.
Present embodiment has increased the base 8 with circular groove 81, in actual use, balance base 2 is placed in and described circular groove 81 in, be convenient to fixed position, and the sidewall of described circular groove 81 can play spacing effect.Can, by adjusting the width of circular groove 81 or the amplitude of fluctuation that the degree of depth is carried out limiting balance base 2, make it be more suitable for beginner.Other is identical with any specific embodiment of the specific embodiment one to five.
The specific embodiment seven: in conjunction with Fig. 5 explanation, described in present embodiment, the bottom surface of circular groove 81 is the combination of plane and sphere, and the sphere that described sphere is corresponding with balance base 2 outer arcs, and the radius of this sphere is greater than the radius of balance base 2, the action of described circular arc be balance base 2 height 0.02 to 0.1 between.
The shape of circular groove 81 bottom surfaces described in present embodiment, more easily make when balance base 2 is placed in circular groove 81, described balance base 2 is positioned at the position of the centre of circular groove 81, balance base 2 is equated apart from the distance of circular groove 81 sidewalls, and then balance base 2 is equated in the spacing angle of circular groove 81 interior swings.Other is identical with the specific embodiment seven.
The specific embodiment eight: in conjunction with Fig. 6 explanation, the bottom surface of circular groove 81 is plane described in present embodiment.The bottom surface of described circular groove 81 is plane, can be applicable to the balance base 2 without radius, and versatility is stronger.The amplitude of fluctuation of the pedal 1 that can set as required, the degree of depth of design circular groove 81 or height.Under the constant condition of the degree of depth of circular groove 81, the maximum angle a that more greatly, pedal 1 can swing is larger for the radius of described circular groove 81; In like manner, under the constant condition of the radius at circular groove 81, the degree of depth of described circular groove 81 is darker, and the maximum angle a that pedal 1 can swing is less.Other is identical with the specific embodiment seven.
The specific embodiment nine: in conjunction with Fig. 7 explanation, the bottom surface of circular groove 81 is sphere described in present embodiment, and the radius of this sphere is greater than the radius of balance base 2, the action of described circular arc be balance base 2 height 0.2 to 0.6 between.In present embodiment, the bottom surface of described circular groove 81 is sphere, more easily guarantees that balance base 2 is positioned at the centre position of groove 81, makes its amplitude of fluctuation to all directions identical.Other is identical with the specific embodiment seven.
The specific embodiment ten: in conjunction with Fig. 8 explanation, balance training with information feedback function described in present embodiment also comprises a plurality of spherical limiting plates 82, described a plurality of spherical limiting plate 82 superposes and is placed in circular groove 81 successively, the radius of described a plurality of spherical limiting plates 82 dwindles successively, and the internal diameter of minimum spherical limiting plate 82 is greater than the radius of balance base 2, the spherical radius of adjacent two spherical limiting plate 82 joints equates.In present embodiment, increased spherical limiting plate 82, the radius of a plurality of spherical limiting plates 82 is different, shown in Figure 8, is equivalent to change circular groove 81 degree of depth and width, and then realizes the object of adjusting the maximum angle α that pedal 1 can swing.Present embodiment is applicable to the trainer without demand to use.Other is identical with the specific embodiment six any one specific embodiment.
The specific embodiment 11: in conjunction with Fig. 9-Figure 10 explanation, balance training with information feedback function described in present embodiment also comprises that the described balance training with information feedback function also comprises the second base 9 and a plurality of stopping means 10, described the second base 9 above with the second circular groove 91, described balance base 2 is embedded in described the second circular groove 91, described a plurality of stopping means 10 is centered by the center of circle by described the second circular groove 91, on the circumference that the distance of the radius that is greater than the second circular groove 91 of take is radius, be uniformly distributed, the amplitude that described stopping means 10 swings for limiting balance base 2, described stopping means 10 is fixed on the upper surface of the second base 9.In present embodiment, increase the base with the second circular groove 91, and on base, be provided with stopping means 10, realized the object of the restriction of the maximum angle that pedal 1 is swung.Shown in Figure 9, be to have 6 stopping means 10.Shown in Figure 10, be to have 4 stopping means.The bottom of described the second circular groove 91 can be combination or the sphere of plane, plane and sphere.Other is identical with the specific embodiment one to five any one specific embodiment.
The specific embodiment 12: in conjunction with Figure 11-Figure 14 explanation, the height of stopping means 10 is adjustable described in present embodiment, described stopping means 10 is by fixed cover 101, adjustable supporting dagger 102 and latch 103 form, described fixed cover 101 is columnar structured, described fixed cover 101 embeds and is fixed on the surface of the second base 9, on described fixed cover 101, be provided with locating hole, adjustable supporting dagger 102 is provided with a plurality of limiting through hole 104 along its length, described adjustable supporting dagger 102 inserts from the upper end of fixed cover 101, and any one limiting through hole 104 of described adjustable supporting dagger 102 is corresponding with the locating hole on fixed cover 101, latch 103 inserts the locating hole on this limiting through hole 104 and fixed cover 101 simultaneously.In present embodiment, described stopping means 10 adopts adjustable for height structure, and then realizes the object of the restriction of adjusting the maximum angle that pedal 1 can swing.Meanwhile, present embodiment defines adjustable for height structure concrete in, and this kind of structure adopts the mode of latch to realize location, convenient to operation.Other is identical with the specific embodiment 11.
The concrete structure of discus force at the core of the present invention training and movable information feedback supervising device is not limited to the described concrete structure of above-mentioned various embodiment, can also make the reasonable combination of the technical characterictic that above-mentioned each embodiment records.
Operation principle
While carrying out the training of discus force at the core and the monitoring of movable information feedback, on the pedal of the balance training with information feedback function under sportsman stands in and plays pendulum, and combination is through the main discus power apparatus being comprised of circular orbit and lifter etc. of the discus throw special strength feature that approaches of optimal design, grasp the sliding extension bar that connects discus, carry out final force exercise, now, balance training with information feedback function is started working, measure the amplitude of pedal swinging, the quantification treatment of the information of carrying out, to athletic poised state real-time quantization monitoring, and convert accordingly the signal of telecommunication to and be electrically connected to the first motor on toggle, raising along with sportsman's balanced capacity, balance training tends to balance when sportsman practises, be that longitudinal separation difference signal and left and right range difference signal equate, pedal tends to balance, now, electric-motor drive unit sends to the first motor-drive circuit by longitudinal separation difference signal or left and right range difference signal, the first motor-drive circuit is controlled the first electric motor starting, and then realize the swing of circular orbit, to increase new exercise difficulty, longitudinal separation difference signal is greater than or less than left and right range difference signal, pedal significantly swings, electric-motor drive unit sends to the first motor-drive circuit by longitudinal separation difference signal or left and right range difference signal, the first motor-drive circuit is controlled the first motor and is stopped, and then realize the static of circular orbit, pressure sensor demonstration force-velocity curve is monitored in real time to whole course of action.

Claims (10)

1. discus force at the core training and movable information feedback supervising device, is characterized in that: it comprises that discus is with power apparatus with the balance training of information feedback function; Described discus comprises circular orbit (12), sliding extension bar (25), gliding mass (24), toggle, pressure sensor (26), a plurality of lifter (13) and a plurality of elastic mounts consistent with lifter quantity with power apparatus;
Described in each, elastic mounts comprises upper flat plate (18), lower flat board (20) and be positioned at upper flat plate (18) and lower flat board (20) between and the spring (19) affixed with the two, circular orbit (12) is in tilted layout, the below of circular orbit (12) is provided with a plurality of lifters (13) of arranging ringwise, lifter described in each (13) comprises column (13-1), sleeve pipe (13-2) and jackscrew (13-3), column (13-1) is arranged in sleeve pipe (13-2) and the two removably connects by jackscrew (13-3), the upper end of column (13-1) is connected with the lower surface of circular orbit (12), the lower surface of sleeve pipe (13-2) is connected with upper flat plate (18),
One of them lifter (13) setting adjacent with toggle, described toggle comprises crank (17), connecting rod (16) and the first motor (15), the output of the first motor (15) is connected with one end of crank (17), one end of the other end of crank (17) and connecting rod (16) is hinged, and the sleeve pipe (13-2) of the other end of connecting rod (16) and described one of them lifter (13) is hinged;
Gliding mass (24) is set in circular orbit (12) and the two is slidably connected, on gliding mass (24), be equipped with sliding extension bar (25), the end that is positioned at circular orbit (12) outside of sliding extension bar (25) is provided with limited block (25-2), length direction along sliding extension bar (25) in the bar section that is positioned at circular orbit (12) inner side of sliding extension bar (25) is processed with a plurality of through holes (25-1), discus (27) is arranged on the upper surface of sliding extension bar (25), and discus (27) removably connects by bolt and the sliding extension bar (25) being arranged in through hole (25-1), pressure sensor (26) is arranged on the upper surface of discus (24),
The arranged beneath of circular orbit (12) has the balance training with information feedback function, described balance training comprises pedal (1), balance base (2), control circuit (3) and three distance measuring sensors, pedal (1) is tabular, balance base (2) position domed base, the plane of described domed base is fixedly connected with the bottom surface of pedal (1), and the center superposition of the plane center line of described domed base and pedal (1); On the bottom surface of described pedal (1), be fixed with three distance measuring sensors, be respectively with reference to distance measuring sensor (40), front distance measuring sensor (41) and left distance measuring sensor (42), described three distance measuring sensors are separately fixed at the bottom edge place of pedal (1), wherein the line of front distance measuring sensor (41) and left distance measuring sensor (42) is through the center of pedal (1), the line with reference to the line at distance measuring sensor (40) and pedal (1) center perpendicular to front distance measuring sensor (41) and left distance measuring sensor (42); The reference distance signal input part that connects control circuit (3) with reference to the signal output part of distance measuring sensor (40), the signal output part of front distance measuring sensor (41) connects the front end distance signal input of control circuit (3), and the signal output part of left distance measuring sensor (42) connects the left end distance signal input of control circuit (3);
The pressure signal output of pressure sensor (26) connects the pressure signal input of control circuit (3), and the pressure signal output of control circuit (3) connects the display input of display (6),
The display output of control circuit (3) connects the display input of display (6);
Control circuit (3) is embedded in the control module that software is realized, and described control module comprises as lower unit:
Data acquisition unit, for all gather reference distance signal, front end distance signal and the left end distance signal of three distance signal input inputs simultaneously at interval of the sampling time;
Comparing unit, deducts reference distance signal acquisition longitudinal separation difference signal with the front end distance signal receiving; With the left end distance signal receiving, deduct reference distance signal acquisition left and right range difference signal;
Display unit, sends to display to show output for longitudinal separation difference signal and left and right range difference signal being changed into digital information or graphical information;
Electric-motor drive unit, sends to the first motor-drive circuit (11) for the signal difference that comparing unit is obtained, and the first motor-drive circuit (11) is controlled the start and stop of the first motor (15).
2. discus force at the core training according to claim 1 and movable information feed back supervising device, and the described sampling time is the random time parameter between 0.5 second to 3 seconds.
3. discus force at the core training according to claim 1 and movable information feedback supervising device, is characterized in that: described control circuit (3) comprises three signal conditioning circuits, A/D change-over circuit and controller (4), described control module is embedded in controller, and the signal input part of described three signal conditioning circuits is respectively reference distance signal input part, front end distance signal input and the left end distance signal input of controller (4), the signal output part of described three signal conditioning circuits connects respectively three input end of analog signal (A1) of A/D change-over circuit, (A2) and (A3), the digital signal output end of described A/D change-over circuit connects the signals collecting input of controller (4), the A/D changeover control signal output of described controller (4) connects the changeover control signal input of A/D change-over circuit, the signal output part of described pressure sensor (26) connects the input end of analog signal of A/D change-over circuit, the signal input part of the first motor-drive circuit (11) connects the driving signal output part of controller (4), the display drive signals output of described controller (4) connects the signal input part of display (6).
4. discus force at the core training according to claim 3 and movable information feed back supervising device, it is characterized in that: described control circuit (3) also comprises three zeroing circuits, described three zeroing circuits are corresponding with three signal conditioning circuits respectively, and the signal output part of each zeroing circuit connects the zeroing signal input part of a signal conditioning circuit.
5. discus force at the core training according to claim 2 and movable information feed back supervising device, it is characterized in that: the described balance training with information feedback function also comprises keyboard (5), the signal output part of described keyboard (5) connects the keyboard signal input of controller (4); Described control module also comprises as lower unit:
Key information collecting unit, for receiving the key information of keyboard (5) input;
Key information decoding unit, for judging the content that obtains key information, when key information is that the sampling time is during information, using this sampling time information as sampling time information; When key information is the digital demonstration information of output, send digital display command to display unit; When key information is image display information, send graphics display command to display unit;
Display unit, sends corresponding demonstration information to display (6) according to the order receiving.
6. according to the discus force at the core training described in claim 1 to 5 any one claim and movable information feedback supervising device, it is characterized in that: the described balance training with information feedback function also comprises the first base (8), described the first base (8) upper surface is provided with the circular groove (81) corresponding with balance base (2), and described balance base (2) is placed in this circular groove (81).
7. according to the discus force at the core training described in claim 6 any one claim and movable information feedback supervising device, it is characterized in that: the bottom surface of described circular groove (81) is combination or the sphere of plane, plane and sphere.
8. according to the discus force at the core training described in claim 6 any one claim and information feedback supervising device, it is characterized in that: the described balance training with information feedback function also comprises a plurality of spherical limiting plates (82), described a plurality of spherical limiting plates (82) superpose successively and are placed in circular groove (81), the radius of described a plurality of spherical limiting plates (82) dwindles successively, and the internal diameter of minimum spherical limiting plate (82) is greater than the radius of balance base (2), the spherical radius of adjacent two blocks of spherical limiting plates (82) joint equates.
9. according to the discus force at the core training described in claim 1 to 5 any one claim and movable information feedback supervising device, it is characterized in that: the described balance training with information feedback function also comprises the second base (9) and a plurality of stopping means (10), described the second base (9) above with the second circular groove (91), described balance base (2) is embedded in described the second circular groove (91), described a plurality of stopping means (10) is centered by the center of circle by described the second circular groove (91), on the circumference that the distance of the radius that is greater than the second circular groove (91) of take is radius, be uniformly distributed, the amplitude that described stopping means (10) swings for limiting balance base (2), described stopping means (10) is fixed on the upper surface of the second base (9).
10. discus force at the core training according to claim 9 and movable information feedback supervising device, is characterized in that: the height of described stopping means (10) is adjustable, described stopping means (10) is by fixed cover (101), adjustable supporting dagger (102) and latch (103) form, described fixed cover (101) is columnar structured, described fixed cover (101) embeds and is fixed on the surface of the second base (9), described fixed cover is provided with locating hole on (101), adjustable supporting dagger (102) is provided with a plurality of limiting through hole (104) along its length, described adjustable supporting dagger (102) inserts from the upper end of fixed cover (101), and any one limiting through hole (104) of described adjustable supporting dagger (102) is corresponding with the locating hole on fixed cover (101), latch (103) inserts the locating hole on this limiting through hole (104) and fixed cover (101) simultaneously.
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