CN103706105B - Based on the training of balance beam force at the core and the quantification monitoring device of optical projection system - Google Patents
Based on the training of balance beam force at the core and the quantification monitoring device of optical projection system Download PDFInfo
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Abstract
Based on the training of balance beam force at the core and the quantification monitoring device of optical projection system, belong to physical training equipment technical field, be specifically related to a kind of balance beam training sports equipment.The present invention is that to solve the training tool of existing balance beam single, more lacks the problem of balance beam force at the core training in conjunction with optical projection system and monitoring means.The present invention includes balance beam trainer and optical projection system; Balance beam trainer comprises two supports, beam, two dynamic support parts and quantizes observation circuit, and each dynamic support parts comprise pedal, balance base and base; Optical projection system comprises annular projection's instrument, annular projection's curtain and projecting apparatus drive circuit, quantize observation circuit and comprise two range-measuring circuits and control circuit, each range-measuring circuit comprises three distance measuring sensors, is respectively with reference to distance measuring sensor, front distance measuring sensor and left distance measuring sensor; Also comprise two pressure sensors, keyboard and communication drive circuits.The present invention trains for the force at the core of balance beam.
Description
Technical field
The invention belongs to physical training equipment technical field, be specifically related to a kind of balance beam training sports equipment.
Background technology
The core position of human body is the entirety formed by waist, pelvis, hip joint, is the intermediate link of human body.Core stability is that human body sets up fulcrum by the having an effect of limb muscle that stabilize at core position at the volley, for the transmission of upper and lower extremities strength creates conditions, is the stable of center of gravity and the mobile body gesture providing strength.The strength of formation or raising stability is force at the core.Force at the core training and traditional waist abdomen strength building maximum not being both are carried out under force at the core trains a lot of situation under instability condition, more small muscle group can be made, particularly periarticular auxiliary flesh participates in motion, cultivates the ability that sportsman stablizes joint at the volley and controls center of gravity.The posture of core muscles training is determined by the action of regulation game.Modern high-level specific strength training adopts the strengthening exercise means close to special action.
Balanced capacity can be divided into static balancing ability and dynamic equilibrium ability, and static balancing ability refers to the ability under static state keeping balancing, poised state during as stood on one leg.Dynamic equilibrium ability refers to the ability keeping balance at the volley and control health.
The normal orientation of human body in space and maintain body balance and depend on that the mutual coordination of vision, proprioceptor and vestibular analysor completes.At present, improve training that is directed and balanced capacity often to adopt selection fixed reference, reduce supporting surface, single pin, close order and utilize the means such as balance plate, rich fast ball, air cushion.
In current balance beam specialized training, conventional apparatus comprises low balance beam, balance plate and rich fast ball etc.The technical movements difficulty of balance beam is little, but requires very high to athletic balanced capacity.But the training tool of current balance beam is single, more lack the balance beam force at the core training in conjunction with optical projection system and monitoring means.
Summary of the invention
The training tool that the present invention seeks to solve existing balance beam is single, more lack the balance beam force at the core training in conjunction with optical projection system and the problem of monitoring means, propose a kind of vision of disturbing and locate to strengthen proprioception, improve the trainer of location and core stable strength, namely based on the training of balance beam force at the core and the quantification monitoring device of optical projection system.
Balance beam force at the core based on optical projection system training of the present invention and quantification monitoring device, it comprises balance beam trainer and optical projection system;
Balance beam trainer comprises two supports, beam, two dynamic support parts and quantizes observation circuit, and each dynamic support parts comprise pedal, balance base and base a;
Pedal is tabular, and balance base is domed base, and the plane of described domed base is fixedly connected with the bottom surface of pedal, and the center superposition of the plane center line of described domed base and pedal; The upper surface of described base a is provided with the circular groove a corresponding with a balance base, and described balance base is placed in this circular groove a;
Beam is placed on the upper surface of the pedal in two dynamic support parts, left side dynamic support parts are equal with the distance of beam 11 right end with dynamic support parts on the right side of the Distance geometry of beam 11 left distal end, and being between 15cm to 35cm, two supports are separately fixed at the lower surface of base a in dynamic support parts; The height on described beam upper surface distance ground is 125cm;
Optical projection system comprises annular projection's instrument, annular projection's curtain and projecting apparatus drive circuit;
Annular projection's instrument hangs and is arranged in balance beam trainer directly over beam, and annular projection's curtain is around the surrounding being erected at balance beam trainer;
The projection control signal output of control circuit connects the projection control signal input of projecting apparatus drive circuit, and the projection control signal output of projecting apparatus drive circuit connects the projection control signal input of annular projecting apparatus;
Quantize observation circuit and comprise two range-measuring circuits and control circuit, each range-measuring circuit comprises three distance measuring sensors, is respectively with reference to distance measuring sensor, front distance measuring sensor and left distance measuring sensor; Three distance measuring sensors in each range-measuring circuit are separately fixed at the pedal bottom edge place of dynamic support parts, wherein the line of front distance measuring sensor and left distance measuring sensor is through the center of pedal, with reference to the line of distance measuring sensor and pedal centre perpendicular to the line of front distance measuring sensor and left distance measuring sensor; With reference to the reference distance signal input part of the signal output part connection control circuit of distance measuring sensor, the front end distance signal input of the signal output part connection control circuit of front distance measuring sensor, the left end distance signal input of the signal output part connection control circuit of left distance measuring sensor; The display output of control circuit connects the display input of display;
Control circuit is embedded in the control module of software simulating, and described control module comprises as lower unit:
Data acquisition unit, for gathering reference distance signal, front end distance signal and left end distance signal that each range-measuring circuit sends all simultaneously at interval of the sampling time;
Comparing unit, deducts the longitudinal separation difference signal of dynamic support parts corresponding to this range-measuring circuit of reference distance signal acquisition with the front end distance signal that each range-measuring circuit received sends; The left and right range difference signal of dynamic support parts corresponding to this range-measuring circuit of reference distance signal acquisition is deducted with the left end distance signal that each range-measuring circuit received sends;
Display unit, for the longitudinal separation difference signal that two range-measuring circuits obtained with left and right range difference signal changes digital information into or graphical information sends to display display translation;
Projecting apparatus control unit, for sending the control signal of projecting apparatus;
The described sampling time is the random time parameter between 0.5 second to 3 seconds.
Described control circuit comprises two conditioning units, A/D change-over circuit and controller, and the conditioned signal input of two conditioning units connects the conditioned signal output of two range-measuring circuits respectively, each conditioning unit comprises three signal conditioning circuits, the signal input part of described three signal conditioning circuits connects three distance signal outputs of corresponding range-measuring circuit respectively, the signal output part of described three signal conditioning circuits connects three input end of analog signal A1 of A/D change-over circuit respectively, A2 and A3, three signal output parts of another conditioning unit connect other three input end of analog signal A4 of A/D change-over circuit respectively, A5 and A6, the signals collecting signal input part of the digital signal output end connection control device of described A/D change-over circuit, the A/D changeover control signal output of described controller connects the changeover control signal input of A/D change-over circuit, the display drive signals output of described controller connects the signal input part of display, the projection control signal output of controller connects the projection control signal input of projecting apparatus drive circuit.
It also comprises keyboard, the keyboard signal input of the signal output part connection control device of described keyboard; Described control module also comprises as lower unit:
Key information collecting unit, for receiving the key information of input through keyboard;
Key information decoding unit, for judging the content obtaining key information, when key information is sampling time information, using this sampling time information as sampling time information; When key information is for exporting numerical monitor information, send numerical monitor order to display unit; When key information is image display information, send graphics display command to display unit;
Display unit, sends corresponding display information to display according to the order received.
It goes back packet communication drive circuit, the signal of communication output of the signal input part connection control device of described communication drive circuit;
Described control module also comprises communication unit, and the signal difference that described communication unit is used for comparing unit obtains sends to communication drive circuit.
Two pressure sensors are also comprised in described balance beam trainer, two pressure sensors are arranged between the pedal in beam and two dynamic support parts respectively, two pressure signal input end of the signal output end difference connection control circuit of two pressure sensors;
Described control module also comprises: pressure sensing cell, for receiving the pressure signal that pressure sensor detects;
Switch control unit, during for receiving pressure signal, sends projection control signal to projecting apparatus control unit.
It comprises six zeroing circuits, and described six zeroing circuits are corresponding with six signal conditioning circuits respectively, and the signal output part of each zeroing circuit connects the zeroed signal input of a signal conditioning circuit.
Described balance beam trainer also comprises base b and multiple stopping means, with circular groove b above described base b, described balance base is embedded in described circular groove b, described multiple stopping means centered by the center of circle of described circular groove b, to be radius with distance L be circumferentially uniformly distributed, described stopping means is used for the amplitude that limiting balance base swings, described stopping means is fixed on the upper surface of base b, and described distance L is greater than the radius of balance base.
The described training of the balance beam force at the core based on optical projection system and the difference of quantification monitoring device are, described stopping means is by fixed cover, adjustable supporting dagger and latch composition, described fixed cover is columnar structured, described fixed cover embeds and is fixed on the surface of base b, described fixed cover is provided with locating hole, adjustable supporting dagger is provided with multiple limiting through hole along its length, described adjustable supporting dagger inserts from the upper end of fixed cover, and any one limiting through hole of described adjustable supporting dagger is corresponding with the locating hole on fixed cover, latch inserts the locating hole on this limiting through hole and fixed cover simultaneously.
Advantage of the present invention: sportsman overcomes labile state and keeps correct firmly posture, needs to coordinate to transfer by waist, pelvis, hip joint and lower limb to raise the meat fiber participation activating more core position and stablize having an effect of balance and action.
Balance beam force at the core based on optical projection system training of the present invention and quantification monitoring device are in the training process, player stands is on the beam of dynamic support member supporting, because beam is in labile state support, the difficulty that sportsman controls centre of body weight and balance increases; Quantize observation circuit and can carry out quantification monitoring to athletic balance state in real time; Better effect is had for the athletic core stable strength of raising.
Balance beam force at the core based on optical projection system training of the present invention and quantification monitoring device add annular projection's instrument and annular projection's curtain, and annular projection's instrument forms projected image on annular projection's curtain, the athletic vision system of jamming station on beam.The swing of projected image simulation different motion scene, rotation and movement, make sportsman increase proprioceptive location and control the ability of balance, improving athletic orientation and balance core stable ability.
Balancing information in training process can also be sent to the information read devices such as remote computer by communication port or radio communication circuit by the training of the balance beam force at the core based on optical projection system of the present invention and quantification monitoring device, and then the physical training condition of the person that may be used for analyzing and training, for coach provides the effective foundation formulating drill program; Present invention employs stopping means, and the height adjustable of stopping means, to adapt to the demand of the level of training of different motion person; Present invention employs keyboard, according to the rhythm of player motion, rocking, move and rotating needed for projection can be set; The present invention also applies pressure sensor, when there being player stands to train on beam, pressure sensor detects pressure signal, control optical projection system is opened, and the difference according to pressure signal controls projected picture, when athletic action tends to be steady, strengthen the amplitude of rocking and rotating of projected picture and the speed of movement, increase training difficulty, meet the demand of different motion person's level of training.Better effect is had for the balance beam training improving athletic core stable strength.
Balance beam force at the core based on optical projection system training of the present invention and quantification monitoring device, be widely used in the fields such as physical culture, medical treatment, aviation, navigation.
Accompanying drawing explanation
Fig. 1 is the principle schematic of the electric part of the balance beam force at the core based on optical projection system of the present invention training and quantification monitoring device;
Fig. 2 is the principle schematic of the another kind of electric part of the balance beam force at the core based on optical projection system of the present invention training and quantification monitoring device;
Fig. 3 is the frame for movement schematic diagram that in dynamic support parts of the present invention, pedal and balance base combine; Fig. 4 is the upward view of Fig. 3;
Fig. 5 is the mechanical structure portion schematic diagram of the training of balance beam force at the core and quantification monitoring device;
Fig. 6 is the mechanical mechanism enlarged diagram of the balance beam force at the core based on optical projection system of the present invention training and the pedal of quantification monitoring device, balance base and base portion;
Fig. 7 is the training of the balance beam force at the core based on optical projection system described in detailed description of the invention seven and the structural representation of quantification monitoring device;
Fig. 8 is the training of the balance beam force at the core based on optical projection system described in detailed description of the invention nine and the structural representation of quantification monitoring device;
Fig. 9 is the training of the balance beam force at the core based on optical projection system described in detailed description of the invention ten and the structural representation of quantification monitoring device;
Figure 10 is the balance beam force at the core training of the another kind described in detailed description of the invention ten based on optical projection system and the structural representation of quantification monitoring device;
Figure 11 is the A-A profile of Figure 10, is the training of the balance beam force at the core based on optical projection system described in detailed description of the invention 14 and the structural representation of quantification monitoring device;
Figure 12 is the partial enlarged drawing of stopping means 10 part; Figure 13 is the C-C sectional view of Figure 12; Figure 14 is the D-D sectional view of Figure 13;
Figure 15 is the mechanical structure portion schematic diagram of the balance beam force at the core based on optical projection system of the present invention training and quantification monitoring device.
Detailed description of the invention
Detailed description of the invention one: present embodiment is described below in conjunction with Fig. 1,3 to 6, based on the balance beam force at the core training of optical projection system and quantification monitoring device described in present embodiment, it comprises balance beam trainer and optical projection system;
Balance beam trainer comprises two supports 4, beam 11, two dynamic support parts and quantizes observation circuit, and each dynamic support parts comprise pedal 1, balance base 2 and base a8;
Pedal 1 is tabular, and balance base 2 is domed base, and 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; The upper surface of described base a8 is provided with the circular groove a81 corresponding with a balance base 2, and described balance base 2 is placed in this circular groove a81;
Beam 11 is placed on the upper surface of the pedal 1 in two dynamic support parts, left side dynamic support parts are equal with the distance of beam 11 right end with dynamic support parts on the right side of the Distance geometry of beam 11 left distal end, and being between 15cm to 35cm, two supports 4 are separately fixed at the lower surface of base a8 in dynamic support parts; The height on described beam 11 upper surface distance ground is 125cm;
Optical projection system comprises annular projection's instrument 12, annular projection's curtain 13 and projecting apparatus drive circuit 14,
Annular projection's instrument 12 hangs and is arranged in balance beam trainer directly over beam 11, and annular projection's curtain 13 is around the surrounding being erected at balance beam trainer;
The projection control signal output of control circuit 3 connects the projection control signal input of projecting apparatus drive circuit 14, and the projection control signal output of projecting apparatus drive circuit 14 connects the projection control signal input of annular projecting apparatus 12;
Quantize observation circuit and comprise two range-measuring circuits and control circuit 3, each range-measuring circuit comprises three distance measuring sensors, is respectively with reference to distance measuring sensor 40, front distance measuring sensor 41 and left distance measuring sensor 42; Three distance measuring sensors in each range-measuring circuit are separately fixed at the pedal 1 bottom edge place of dynamic support parts, wherein the line of front distance measuring sensor 41 and left distance measuring sensor 42 is through the center of pedal 1, with reference to the line at distance measuring sensor 40 and pedal 1 center perpendicular to the line of front distance measuring sensor 41 and left distance measuring sensor 42; With reference to the reference distance signal input part of the signal output part connection control circuit 3 of distance measuring sensor 40, the front end distance signal input of the signal output part connection control circuit 3 of front distance measuring sensor 41, the left end distance signal input of the signal output part connection control circuit 3 of left distance measuring sensor 42; The display output of control circuit 3 connects the display input of display 6;
Control circuit 3 is embedded in the control module of software simulating, and described control module comprises as lower unit:
Data acquisition unit, for gathering reference distance signal, front end distance signal and left end distance signal that each range-measuring circuit sends all simultaneously at interval of the sampling time;
Comparing unit, deducts the longitudinal separation difference signal of dynamic support parts corresponding to this range-measuring circuit of reference distance signal acquisition with the front end distance signal that each range-measuring circuit received sends; The left and right range difference signal of dynamic support parts corresponding to this range-measuring circuit of reference distance signal acquisition is deducted with the left end distance signal that each range-measuring circuit received sends;
Display unit, for the longitudinal separation difference signal that two range-measuring circuits obtained with left and right range difference signal changes digital information into or graphical information sends to display display translation;
Projecting apparatus control unit, for sending the control signal of projecting apparatus;
The described sampling time is the random time parameter between 0.5 second to 3 seconds.
In present embodiment, the model of described six distance measuring sensors is identical, and the signal of output is data signal.
The training of the balance beam force at the core based on optical projection system described in present embodiment and quantification monitoring device are when practical application, the single pin of sportsman or both feet stand on beam 11, after training starts, when beam 11 run-off the straight, the distance on three distance measuring sensors difference measuring distance ground under each pedal 1, and the signal of output corresponding expression distance is to control circuit 3, embed the control module of carrying in control circuit to process three distance signals, obtain the poised state of pedal, and by this poised state by display display translation.
When showing in digital form, can adopt the data representation longitudinal separation difference with sign and left and right range difference, sign represents incline direction, the absolute value representation gradient of numeral, and the larger then corresponding digital absolute value that tilts is larger.
When showing in a graphical form, can the overall perspective view picture of balance beam, the heeling condition of described balance beam is then shown according to gradient.Can also easy image be passed through, such as, only show the poised state of balance beam plane.
Detailed description of the invention two: present embodiment is described below in conjunction with Fig. 2, present embodiment and the balance beam force at the core based on optical projection system described in detailed description of the invention one are trained and the difference of quantification monitoring device is, described control circuit 3 comprises two conditioning units, A/D change-over circuit and controller, and the conditioned signal input of two conditioning units connects the conditioned signal output of two range-measuring circuits respectively, each conditioning unit comprises three signal conditioning circuits, the signal input part of described three signal conditioning circuits connects three distance signal outputs of corresponding range-measuring circuit respectively, the signal output part of described three signal conditioning circuits connects three input end of analog signal A1 of A/D change-over circuit respectively, A2 and A3, three signal output parts of another conditioning unit connect other three input end of analog signal A4 of A/D change-over circuit respectively, A5 and A6, the signals collecting signal input part of the digital signal output end connection control device of described A/D change-over circuit, the A/D changeover control signal output of described controller connects the changeover control signal input of A/D change-over circuit, the display drive signals output of described controller connects the signal input part of display 6, the projection control signal output of controller connects the projection control signal input of projecting apparatus drive circuit 14.
The output signal of all distance measuring sensors in present embodiment is analog signal, and this analog signal is by sending to A/D change-over circuit after signal conditioning circuit process, 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.
Detailed description of the invention three: present embodiment is described below in conjunction with Fig. 2, present embodiment and the balance beam force at the core based on optical projection system described in detailed description of the invention one or two are trained and the difference of quantification monitoring device is, it also comprises keyboard 5, the keyboard signal input of the signal output part connection control device of described keyboard 5; Described control module also comprises as lower unit:
Key information collecting unit, for receiving the key information that keyboard 5 inputs;
Key information decoding unit, for judging the content obtaining key information, when key information is sampling time information, using this sampling time information as sampling time information; When key information is for exporting numerical monitor information, send numerical monitor order to display unit; When key information is image display information, send graphics display command to display unit;
Display unit, sends corresponding display information to display 6 according to the order received.
Add keyboard 5 in present embodiment, the setting to parameter can be realized, such as, the sampling time in sampling interval can be set, or the kind of set and display signal is numeral or figure etc.According to the rhythm of player motion, rocking, rotate and moving needed for projection can also be set.
Detailed description of the invention four: present embodiment is described below in conjunction with Fig. 2, present embodiment and the balance beam force at the core based on optical projection system described in detailed description of the invention one, two or three are trained and the difference of quantification monitoring device is, it goes back packet communication drive circuit 7, the signal of communication output of the signal input part connection control device of described communication drive circuit 7;
Described control module also comprises communication unit, and the signal difference that described communication unit is used for comparing unit obtains sends to communication drive circuit.
Add communication drive circuit 7 in present embodiment, the measurement result data that controller obtains can be sent 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 circuit 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.
Measurement result can be sent to long-range equipment by the training of the balance beam force at the core based on optical projection system described in present embodiment and quantification monitoring device in the training process in real time, and then realizes the function of physical training condition remote monitoring.
Detailed description of the invention five: present embodiment is described below in conjunction with Fig. 1, present embodiment and the balance beam force at the core based on optical projection system described in detailed description of the invention one are trained and the difference of quantification monitoring device is, two pressure sensors are also comprised in described balance beam trainer, two pressure sensors are arranged between the pedal 1 in beam 11 and two dynamic support parts respectively, two pressure signal input end of the signal output end difference connection control circuit 3 of two pressure sensors;
Described control module also comprises: pressure sensing cell, for receiving the pressure signal that pressure sensor detects;
Switch control unit, during for receiving pressure signal, sends projection control signal to projecting apparatus control unit.
In actual applications, sportsman trains on beam 11, and pressure sensor detects pressure signal, controls annular projecting apparatus open by control circuit 3 for the training of the balance beam force at the core based on optical projection system described in present embodiment and quantification monitoring device; Can also according to the difference of pressure signal, control circuit 3 controls the picture of annular projecting apparatus, when athletic action tends to be steady, strengthens rocking of picture.
Detailed description of the invention six: present embodiment is described below in conjunction with Fig. 2, present embodiment and the balance beam force at the core based on optical projection system described in detailed description of the invention two are trained and the difference of quantification monitoring device is, it comprises six zeroing circuits, described six zeroing circuits are corresponding with six signal conditioning circuits respectively, and the signal output part of each zeroing circuit connects the zeroed signal input of a signal conditioning circuit.
Present embodiment adds zeroing circuit, before actual use, first the balance training described in present embodiment is placed on smooth ground, then keeps pedal 1 to be in plateau, now, by zeroing circuit adjustment voltage driven displays show value be zero.After carrying out aforementioned operation, then start training, and then can ensure that the gradient measuring the pedal obtained is more accurate.
Detailed description of the invention seven: present embodiment is described below in conjunction with Fig. 7, present embodiment and the balance beam force at the core based on optical projection system described in detailed description of the invention one are trained and the difference of quantification monitoring device is, the bottom surface of described circular groove a81 is plane.
Shown in Figure 7, the bottom surface of described circular groove a81 is plane, and can be applicable to the balance base 2 without radius, versatility is stronger.The amplitude of fluctuation of the pedal 1 that can set as required, the degree of depth of design circular groove a81 or height.Under the condition that the degree of depth of circular groove a81 is constant, the pedal 1 maximum angle a that can swing is larger more greatly, then for the radius of described circular groove a81; In like manner, when under the constant condition of the radius of circular groove a81, the degree of depth of described circular groove a81 is darker, then the pedal 1 maximum angle a that can swing is less.
Detailed description of the invention eight: present embodiment is described below in conjunction with Fig. 6, present embodiment and the balance beam force at the core based on optical projection system described in detailed description of the invention one are trained and the difference of quantification monitoring device is, the bottom surface of described circular groove a81 is the combination of plane and sphere, and the sphere that described sphere is corresponding with balance base 2 outer arc, and the radius of this sphere is greater than the radius of balance base 2, between the action of described sphere is 0.02 times to 0.1 times of the height of balance base 2.
The shape of the circular groove a81 bottom surface described in present embodiment, more easily make when balance base 2 is placed in circular groove a81, described balance base 2 is positioned at the position of the centre of circular groove a81, make balance base 2 equal apart from the distance of circular groove a81 sidewall, and then the spacing angle that balance base 2 is swung in circular groove a81 is equal.
Detailed description of the invention nine: present embodiment is described below in conjunction with Fig. 8, present embodiment and the balance beam force at the core based on optical projection system described in detailed description of the invention one are trained and the difference of quantification monitoring device is, the bottom surface of described circular groove a81 is sphere, and the radius of this sphere is greater than the radius of balance base 2, between the action of described sphere is 0.2 times to 0.6 times of the height of balance base 2.
In present embodiment, the bottom surface of described circular groove a81 is sphere, more easily ensures that balance base 2 is positioned at the centre position of groove 81, makes its amplitude of fluctuation to all directions identical.
Detailed description of the invention ten: present embodiment is described below in conjunction with Fig. 9 and Figure 10, present embodiment and the balance beam force at the core based on optical projection system described in detailed description of the invention one are trained and the difference of quantification monitoring device is, described balance beam trainer also comprises base b9 and multiple stopping means 10, with circular groove b91 above described base b9, described balance base 2 is embedded in described circular groove b91, described multiple stopping means 10 is centered by the center of circle of described circular groove b91, what be radius with distance L is circumferentially 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 base b9, described distance L is greater than the radius of balance base 2.
In present embodiment, add the base with circular groove b91, and on base, be provided with stopping means 10, realize the object of the restriction to the maximum angle a that pedal 1 swings.Shown in Figure 9, be have 6 stopping means 10.Shown in Figure 10, be have 4 stopping means.
Detailed description of the invention 11: present embodiment and the balance beam force at the core based on optical projection system described in detailed description of the invention ten are trained and the difference of quantification monitoring device is, the bottom of described circular groove b91 is plane.
Detailed description of the invention 12: present embodiment and the balance beam force at the core based on optical projection system described in detailed description of the invention ten are trained and the difference of quantification monitoring device is, the bottom surface of described circular groove b91 is the combination of plane and sphere, and the sphere that described sphere is corresponding with balance base 2 profile, and the radius of this sphere is greater than the radius of balance base 2, between the action of described sphere is 0.02 times to 0.1 times of the height of balance base 2.
In present embodiment, the centre of restriction circular groove b91 bottom surface is sphere, more easily make when being placed in circular groove b91 by balance base 2, described balance base 2 is positioned at circular groove b91 and is loaded with middle position, makes balance base 2 equal apart from the distance of all stopping means.
Detailed description of the invention 13: present embodiment and the balance beam force at the core based on optical projection system described in detailed description of the invention ten are trained and the difference of quantification monitoring device is, the bottom surface of described circular groove b91 is sphere, and the radius of this sphere is greater than the radius of balance base 2, between the degree of depth of described circular groove b91 is 0.2 times to 0.6 times of the height of balance base 2.
In present embodiment, restriction circular groove b91 bottom surface is sphere, more easily makes, in centre position balance base 2 being positioned at circular groove b91, to make balance base 2 equal apart from the distance of all stopping means.
Detailed description of the invention 14: present embodiment and the balance beam force at the core based on optical projection system described in detailed description of the invention ten are trained and the difference of quantification monitoring device is, the height adjustable of described stopping means 10.
In present embodiment, described stopping means 10 adopts adjustable for height structure, and then realizes the object of the restriction adjusting the maximum angle a that pedal 1 can swing.Adapt to the demand of the level of training of different motion person.
Detailed description of the invention 15: present embodiment is described below in conjunction with Figure 11 to 14, present embodiment and the balance beam force at the core based on optical projection system described in detailed description of the invention 14 are trained and the difference of quantification monitoring device is, 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 base b9, described fixed cover 101 is provided with locating hole, adjustable supporting dagger 102 is provided with multiple 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.
Present embodiment defines a kind of adjustable for height structure specifically, and this kind of structure adopts the mode of latch to realize location, convenient to operation.
The concrete structure of the one dimension balance training with information feedback function of the present invention is not limited to the concrete structure described by above-mentioned various embodiment, can also make the reasonable combination of the technical characteristic described in each embodiment above-mentioned.
Claims (8)
1., based on the training of balance beam force at the core and the quantification monitoring device of optical projection system, it is characterized in that, it comprises balance beam trainer and optical projection system;
Balance beam trainer comprises two supports (4), beam (11), two dynamic support parts and quantizes observation circuit, and each dynamic support parts comprise pedal (1), balance base (2) and base a (8);
Pedal (1) is tabular, balance base (2) is 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); The upper surface of described base a (8) is provided with the circular groove a (81) corresponding with a balance base (2), and described balance base (2) is placed in this circular groove a (81);
Beam (11) is placed on the upper surface of the pedal (1) in two dynamic support parts, left side dynamic support parts are equal with the distance of beam (11) right end with dynamic support parts on the right side of the Distance geometry of beam (11) left distal end, and being between 15cm to 35cm, two supports (4) are separately fixed at the lower surface of base a (8) in dynamic support parts; The height on described beam (11) upper surface distance ground is 125cm;
Optical projection system comprises annular projection's instrument (12), annular projection's curtain (13) and projecting apparatus drive circuit (14);
Annular projection's instrument (12) hangs and is arranged in balance beam trainer directly over beam (11), and annular projection's curtain (13) is around the surrounding being erected at balance beam trainer;
The projection control signal output of control circuit (3) connects the projection control signal input of projecting apparatus drive circuit (14), and the projection control signal output of projecting apparatus drive circuit (14) connects the projection control signal input of annular projecting apparatus (12);
Quantize observation circuit and comprise two range-measuring circuits and control circuit (3), each range-measuring circuit comprises three distance measuring sensors, is respectively with reference to distance measuring sensor (40), front distance measuring sensor (41) and left distance measuring sensor (42); Three distance measuring sensors in each range-measuring circuit are separately fixed at pedal (1) the bottom edge place of dynamic support parts, wherein the line of front distance measuring sensor (41) and left distance measuring sensor (42) is through the center of pedal (1), with reference to the line at distance measuring sensor (40) and pedal (1) center perpendicular to the line of front distance measuring sensor (41) and left distance measuring sensor (42); With reference to the reference distance signal input part of the signal output part connection control circuit (3) of distance measuring sensor (40), the front end distance signal input of the signal output part connection control circuit (3) of front distance measuring sensor (41), the left end distance signal input of the signal output part connection control circuit (3) of left distance measuring sensor (42); The display output of control circuit (3) connects the display input of display (6);
Control circuit (3) is embedded in the control module of software simulating, and described control module comprises as lower unit:
Data acquisition unit, for gathering reference distance signal, front end distance signal and left end distance signal that each range-measuring circuit sends all simultaneously at interval of the sampling time;
Comparing unit, deducts the longitudinal separation difference signal of dynamic support parts corresponding to this range-measuring circuit of reference distance signal acquisition with the front end distance signal that each range-measuring circuit received sends; The left and right range difference signal of dynamic support parts corresponding to this range-measuring circuit of reference distance signal acquisition is deducted with the left end distance signal that each range-measuring circuit received sends;
Display unit, for the longitudinal separation difference signal that two range-measuring circuits obtained with left and right range difference signal converts digital information to or graphical information sends to display display translation;
Projecting apparatus control unit, for sending the control signal of projecting apparatus;
The described sampling time is the random time parameter between 0.5 second to 3 seconds.
2. according to claim 1 based on the training of balance beam force at the core and the quantification monitoring device of optical projection system, it is characterized in that, described control circuit (3) comprises two conditioning units, A/D change-over circuit and controller, and the conditioned signal input of two conditioning units connects the conditioned signal output of two range-measuring circuits respectively, each conditioning unit comprises three signal conditioning circuits, the signal input part of described three signal conditioning circuits connects three distance signal outputs of corresponding range-measuring circuit respectively, the signal output part of described three signal conditioning circuits connects three input end of analog signal A1 of A/D change-over circuit respectively, A2 and A3, three signal output parts of another conditioning unit connect other three input end of analog signal A4 of A/D change-over circuit respectively, A5 and A6, the signals collecting signal input part of the digital signal output end connection control device of described A/D change-over circuit, the A/D changeover control signal output of described controller connects the changeover control signal input of A/D change-over circuit, the display drive signals output of described controller connects the signal input part of display (6), the projection control signal output of controller connects the projection control signal input of projecting apparatus drive circuit (14).
3. train and quantification monitoring device based on the balance beam force at the core of optical projection system according to claim 1 or 2, it is characterized in that, it also comprises keyboard (5), the keyboard signal input of the signal output part connection control device of described keyboard (5); Described control module also comprises as lower unit:
Key information collecting unit, for receiving the key information that keyboard (5) inputs;
Key information decoding unit, for judging the content obtaining key information, when key information is sampling time information, using this sampling time information as sampling time information; When key information is for exporting numerical monitor information, send numerical monitor order to display unit; When key information is image display information, send graphics display command to display unit;
Display unit, sends corresponding display information to display (6) according to the order received.
4. according to claim 3 based on the training of balance beam force at the core and the quantification monitoring device of optical projection system, it is characterized in that, it also comprises communication drive circuit (7), the signal of communication output of the signal input part connection control device of described communication drive circuit (7);
Described control module also comprises communication unit, and the signal difference that described communication unit is used for comparing unit obtains sends to communication drive circuit.
5. according to claim 2 based on the training of balance beam force at the core and the quantification monitoring device of optical projection system, it is characterized in that, it comprises six zeroing circuits, described six zeroing circuits are corresponding with six signal conditioning circuits respectively, and the signal output part of each zeroing circuit connects the zeroed signal input of a signal conditioning circuit.
6., according to claim 1 based on the training of balance beam force at the core and the quantification monitoring device of optical projection system, it is characterized in that, the bottom surface of described circular groove a (81) is plane.
7. according to claim 1 based on the training of balance beam force at the core and the quantification monitoring device of optical projection system, it is characterized in that, the bottom surface of described circular groove a (81) is the combination of plane and sphere, and described sphere is the sphere corresponding with balance base (2) outer arc, and the radius of this sphere is greater than the radius of balance base (2), between the action of described sphere is 0.02 times to 0.1 times of the height of balance base (2).
8. according to claim 1 based on the training of balance beam force at the core and the quantification monitoring device of optical projection system, it is characterized in that, the bottom surface of described circular groove a (81) is sphere, and the radius of this sphere is greater than the radius of balance base (2), between the action of described sphere is 0.2 times to 0.6 times of the height of balance base (2).
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| US4463946A (en) * | 1981-12-28 | 1984-08-07 | Wallace Lynn A | Fitness evaluation apparatus |
| CN102512805A (en) * | 2011-12-31 | 2012-06-27 | 哈尔滨师范大学 | Non-contact-type handball shooting training device |
| CN202961663U (en) * | 2012-11-01 | 2013-06-05 | 西安天动数字科技有限公司 | Man-machine interactive multimedia dancing body-building system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US4463946A (en) * | 1981-12-28 | 1984-08-07 | Wallace Lynn A | Fitness evaluation apparatus |
| CN102512805A (en) * | 2011-12-31 | 2012-06-27 | 哈尔滨师范大学 | Non-contact-type handball shooting training device |
| CN202961663U (en) * | 2012-11-01 | 2013-06-05 | 西安天动数字科技有限公司 | Man-machine interactive multimedia dancing body-building system |
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