CN2841073Y - Tread mill structure with tread sensing function - Google Patents
Tread mill structure with tread sensing function Download PDFInfo
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- CN2841073Y CN2841073Y CN 200520127510 CN200520127510U CN2841073Y CN 2841073 Y CN2841073 Y CN 2841073Y CN 200520127510 CN200520127510 CN 200520127510 CN 200520127510 U CN200520127510 U CN 200520127510U CN 2841073 Y CN2841073 Y CN 2841073Y
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Abstract
The utility model relates to a tread mill structure with a tread sensing function, which comprises a base (11), and the upper part of the base has a racetrack (12) which can periodically rotate; the periphery of the base (11) of the tread mill (10) has a plurality of non-contact induction elements (21) which are used for sensing users' tread analyzing parameters, such as step stride, step distance, step width and step frequency, and the non-contact induction elements can form an induction region (23) on the racetrack (12) of the tread mill (10). When the users move inside the induction region (23) on the racetrack (12), the users' tread analyzing parameters, such as the step stride, the step distance, the step width, the step frequency, etc., can be sensed by the non-contact induction element (21) through the arrangement of the non-contact induction element (21). The utility model has the advantages of simple and convenient detection mode, no loss of the non-contact induction element generation because of the users' long-term use, and capability of increasing product reliability and endurance life.
Description
Technical field
The utility model is relevant with the gait detecting structure of treadmill, more detailed it, refer in particular to and a kind ofly form induction zone in treadmill runway place by the noncontact sensing element, when moving in the induction region of user on runway, can record the treadmill structure of the tool gait detecting function of gait analysis parameter such as wide and step frequency of stride, step pitch, step of user.
Background technology
In the clinical practice of rehabilitation medical treatment, the paralytic, spinal cord injury patient, the cerebral paralysis patient, Ba Jinsenshi disease patient, joint replacement patient and limbs degeneration patient, because factors such as neural circuit is impaired, can cause the slow or inconvenient of action, the human walking theory that is proposed according to scholar expert Grillner (1981), the stimulation patient that can't walk produces the fixedly rhythmicity muscle activity of kenel, and in the process of walking, regulate spinal reflex according to functional objective, more can reach the raising speed of travel, distance and endurance, promote the harmony of walking, muscle strength, balanced capacity and limbs harmony and action development can be effective, safety, recover locomotor activity rapidly.
As shown in Figure 1, use treadmill 1 collocation auxiliary stand and gait rehabilitation suspension type body weight support system 2, can carry out treadmill ambulation training that the part body weight supports, reduce the stressed of foot, therefore often be used in the usefulness of patient's medical rehabilitation campaign, with supplemental training patient walking again; And simultaneously by rehabilitation doctor assistance and guidance on one side, correct, teach at mistake on the gait of patient's walking or running, can make the rehabilitation effect more effective.
Gait analysis is the science of research human motion, it in biomethanics a very important field, for common people, walking is the most ordinary thing only in the daily life, but seem so simple action, but must be by a series of nervous system, muscle systems, and osseous system etc. simultaneously the complex process of effect just can finish.People's walking action is a rule and be periodic action, and general gait research is to contact to earth moment as the beginning in cycle with a pin, contacts to earth once more as the end of gait cycle with same pin.
Medical circle is paid much attention to the normal and unusual parameter of gait, because the pathological change of general lower limb tends to clearly show in the action of walking, therefore the healthcare givers can see through the variation situation of observing each parameter of gait, replace some photography of offensive joint or arthroscopies, and can obtain correct diagnosis equally, when having the pathological change of feature, just can be recognized and be treated patient.
Gait analysis can be auxiliary systematic survey, description to be arranged and assess the quantization parameter of relevant human action ability by computer.Via gait analysis, the space-time parameter of walking, kinematics, dynamics (kinetics) are calculated and are used the basic composition characteristic of analyzing gait and can allow clinician's interpretation become reference at last.And its clinical application more is enough to make the clinician one of abundant ability inspection quantificational description to be arranged because gait that a certain special disease causes changes or the degree of deterioration, or even goes to define the serious degree of this disease.
When treadmill is provided with the function of gait analysis, can correct at user or patient's gait mistake automatically or remind, progressively correct user's wrong gait, for patient's rehabilitation medical treatment aspect, in the time of rehabilitation, collect and analyze patient's gait automatically, can note patient's rehabilitation state at any time and be reminded mistake immediately, do not need rehabilitation teacher to attend upon one's elder and betters at any time on the side, can significantly reduce the required rehabilitation Shi Renli that expends, more can help rehabilitation teacher and collect patient's gait analysis parameter, to understand patient's rehabilitation situation.
Generally can divide and do following three kinds about the type of gait analysis parameter (Parameters of Gait):
1. space and time parameter (Spatial and temporal parameters): with gait cycle time, stance phase time, time shaking peroid, stance phase percentage, shaking peroid percentage, the step-length that strides, step frequently, leg speed is as measuring and the foundation of assessment.
2. kinematics parameters (Kinematic parameters): with the variation of the angle of hip joint, knee joint and ankle-joint, angular speed as measuring and the foundation of assessment.
3. kinetic parameter (Kinetic parameters): with the ground reaction force of vertical direction and fore-and-aft direction as measuring and the foundation of assessment.
Wherein, this kinematics parameters need be measured the angle of hip joint, knee joint and ankle-joint, the variation of angular speed, and metering system and required instrument are comparatively complicated, only is applicable to the usefulness of special medical science gait analysis check mostly, and is not suitable on the treadmill and uses.
At present treadmill set up the gait analysis function as the Biodex company U.S. the 6th, 455, No. 126 patents, it installs strong rule between running board and treadmill vehicle body frame, survey to carry out multiple spot strength, and calculate the relative position of left and right sides pin by the mathematics algorithm, can go out the gait analysis parameter according to the distribution indirect calculation of strength; Moreover other similar patent also has United States Patent (USP) the 4th, 136, and No. 682, the 5th, 474, No. 087 and the 5th, 623, No. 944, it is to utilize contact sensing elements such as power rule or pressure plare as the detecting mode mostly.
But above-mentioned patented technology adopts the metering system of contact, its employed power rule or pressure plare cost are higher, as if two or two measuring cells in front and back about only being provided with, need first rear end Treatment Analysis signal, signal with difference left and right sides pin, device and metering system complexity are followed originally can't accurately measure, and many group sensing elements are set (as United States Patent (USP) the 5th, 623, No. 944) though can simplify the trouble of analyzing signal, increase the precision of sensing, cost also can with significantly increase; Moreover the contact induction element consumes because of long-term the use easily, more can increase the cost that maintenance is upgraded.
New property content
Main purpose of the present utility model is to provide a kind of treadmill structure of tool gait detecting function, it uses the noncontact sensing element to form induction region on this runway, setting by this noncontact sensing element and induction region, can record user's stride easily, step pitch, go on foot wide and step parameter such as frequency, improve traditional treadmill and go out the gait analysis parameter as the signal source of user's gait detecting according to the distribution indirect calculation of strength because of contact induction elements such as employing power rule or pressure plares, have device and back-end processing signal mode complexity, can't accurately measure, and the contact induction element consumes because of long-term the use easily, increase maintenance and upgrade shortcomings such as cost, and with the gait cycle time, the stance phase time, time shaking peroid, stance phase percentage, shaking peroid percentage, step-length strides, step frequently, leg speed is as the foundation of gait analysis.
The utility model technical scheme: a kind of treadmill structure of tool gait detecting function, it is characterized in that, include:
One treadmill, it comprises a pedestal, the runway that has a rotation capable of circulation on it, and having several around the pedestal of this treadmill can form induction region on the runway of this treadmill, and be used to record user's stride, step pitch, the step is wide and the noncontact sensing element of step gait analysis parameter frequently.
According to above-mentioned, this treadmill also includes a treadmill controller that is used to handle this noncontact sensing element institute detection signal, and this treadmill controller is connected with this noncontact sensing element conduction.
According to above-mentioned, this treadmill controller has one and is used for reminding the user to correct the sound module of gait by sound signal.
According to above-mentioned, this treadmill controller has one and is used for reminding the user to correct gait picture module by the picture signal.
According to above-mentioned, this treadmill has a motor that drives runway, and this treadmill controller has one and is connected with this motor and the speed adjusting motor rotary speed and then adjust this runway velocity of rotation is controlled module.
According to above-mentioned, this noncontact sensing element is an infrared photoelectric switch.
According to above-mentioned, the left and right sides of this treadmill pedestal has one or more infrared photoelectric switch.
According to above-mentioned, the place ahead of this treadmill pedestal, and be positioned at the left and right sides of this runway centerline, have one or more infrared photoelectric switch respectively.
According to above-mentioned, this noncontact sensing element is the CCD phtographic lens.
According to above-mentioned, this CCD phtographic lens is connected with the treadmill controller.
Utility model progress effect: the utility model uses the noncontact sensing element to form induction region on this runway, setting by this noncontact sensing element and induction region, can record user's stride easily, step pitch, go on foot wide and step parameter such as frequency, with the gait cycle time, the stance phase time, time shaking peroid, stance phase percentage, shaking peroid percentage, step-length strides, step frequently, leg speed is as the foundation of gait analysis, not only detection mode is simple and convenient, and the noncontact sensing element can not produce consume because of the long-term use of user, can increase reliability of products and service life;
Moreover several noncontact sensing elements are arranged in the runway periphery, make induction region form the induction matrix of two dimension, can increase the fineness of induction region, and do not need extra rear end signal to handle the different signal of promptly distinguishable left and right sides pin.
Description of drawings
Fig. 1: traditional treadmill collocation auxiliary stand and gait rehabilitation suspension type support system schematic diagram.
Fig. 2: treadmill three-dimensional appearance schematic diagram of the present utility model.
Fig. 3: the schematic diagram of the utility model noncontact sensing element group.
Fig. 4: the schematic diagram of the utility model treadmill controller.
Fig. 5: the action schematic diagram of the utility model noncontact sensing element group.
Fig. 6: gait cycle schematic diagram.
Fig. 7: enforcement action schematic diagram () of the present utility model.
Fig. 8: enforcement action schematic diagram (two) of the present utility model.
The specific embodiment
See also Fig. 2～shown in Figure 4, the treadmill structure of a kind of tool gait of the utility model detecting function, it consists predominantly of:
One treadmill 10, this treadmill 10 is provided with the runway 12 of a rotation capable of circulation in a pedestal 11, and the runway 12 of this treadmill 10 is driven by a motor 121; These treadmill 10 the place aheads are provided with a headstock 13, and these headstock 13 tops are provided with devices such as audio device 14, display floater 15 and control knob;
One noncontact sensing element group 20, this noncontact sensing element group 20 are provided with the noncontact sensing element 21 of plural number around the pedestal 11 of this treadmill 10, this noncontact sensing element 21 can be a kind of infrared photoelectric switch 22 or other light blocking switch; Wherein, the left and right sides of this treadmill pedestal 11 is along the peripheral region of this runway, each equidistantly is provided with at least one a infrared photoelectric switch 22 of row, and the place ahead of these treadmill 10 pedestals 11, also respectively is provided with at least one infrared photoelectric switch 22 in the left and right sides of these runway 12 center lines; By this, this infrared photoelectric switch 22 can form the induction region 23 that two-dimensional matrix is arranged on the runway 12 of this treadmill 10;
Wherein, more include a treadmill controller 30 in this treadmill 10, and these noncontact sensing element 21 circuit are connected to this treadmill controller 30, to handle the signal that this noncontact sensing element 21 is detected.Wherein, this treadmill controller 30 has a sound module 31, and this sound module 31 can be connected to this audio device 14, and signal is reminded the user to sound; This treadmill controller 30 has a picture module 32, and this picture module 32 can be connected to this display floater 15, the picture signal is shown on this display floater 15; And this treadmill controller 30 has speed control module 33, is linked to this motor 121 with signal, to adjust and to control this runway 12 velocities of rotation;
As shown in Figure 5, the set infrared photoelectric switch 22 of side and the place ahead by this runway 12, can send the left and right sides placement of foot of light source signal with the detecting user, general on the market common 22 1 kinds of reflection-type switches of infrared photoelectric switch (be infrared ray emission with receive all in same optoelectronic switch) for indivedual independent transmission and reception, another kind of then for installing the light blocking type switch of transmitter and receiver simultaneously, both all can reach the purpose of setting up induction region 23, but convenience has been described for finding the solution, below illustrate as embodiment with the reflection-type switch, but do not exceed, close first explanation with it;
The rough Central Line that equals this runway 12 of infrared photoelectric switch 22 its reconnaissance ranges of this runway left and right sides, thus except the step signal that can directly distinguish left and right sides, even stepped in runway 12 left and right sides position same in front and back or that be close, then about indivedual reflection-type optoelectronic switch trample about can independent separately detecting and still can differentiate about the time order and function order of trampling; Because this infrared photoelectric switch 22 is a kind of smooth reflection-type switch, when moving in the induction region 23 of user on this runway, can interdict and return the light source signal of place induction region 23 infrared photoelectric switches 22, can learn user's foot position; Further, in the fixed cycle, repeat to scan all induction regions 23, infrared photoelectric switch 22 measured foot's position signals are sent to this treadmill controller 30, and left and right sides placement of foot in the record cycle, can record user's gait analysis parameters such as stride, step pitch, leg speed and step frequency;
Moreover the noncontact sensing element 21 that the place ahead of this runway 12 is set except making treadmill controller 30 tell easily the signal of He Zhewei left and right sides pin, more can directly record user's wide parameter of step;
As shown in Figure 6, it is the gait cycle schematic diagram of a normal adult, wide and the step gait analysis parameter such as frequency by detecting user's stride, step pitch, step, can calculate user's the walking step state cycle, this treadmill controller 30 also can further be analyzed the difference in user's walking step state cycle and normal gait cycle, to remind users to correct gait with sound module 31 or picture module 32 immediately;
For example, having any problem aspect the step rhythm grasp frequently during some patient (as Ba Jinsenshi disease patient) walking, cause when walking step frequently more and more sooner or slow more, the sound module 31 of this treadmill controller 30 can send the sound equipment signal of a normal frequency by audio device 14, makes it correct gait with the sonic stimulation patient of rule; Or the user is because factor such as apoplexy, and when causing single batter portion to tow, the signal that this treadmill controller 30 also can be detected by noncontact sensing element 21 is judged the state that user foot tows, and reminds the user to note raising left foot or right crus of diaphragm;
Wide when incorrect when user's stride, step pitch, step, the picture module 32 of this treadmill controller 30 can demonstrate the user simultaneously on this display floater 15 present paces are trampled position 40 and are trampled position 41 with normal paces, remind the user to correct its gait (as shown in Figure 7);
And the speed of this treadmill controller 30 control module 33 can directly drive and control the rotating speed of this motor 121, for the very fast or slower user of the speed of travel, can detect and adjust this runway 12 speed immediately; Very the person walks the inconsistent patient of speed at left and right sides business concern operating a porters' service, more can adjust the different speed of travel of left and right sides pin, to stimulate the harmony of user's both feet;
The utility model uses noncontact sensing element 21 to form induction region 23 on this runway 12, by of the setting of this noncontact sensing element 21 with induction region 23, can record user's stride easily, step pitch, go on foot wide and step parameter such as frequency, with the gait cycle time, the stance phase time, time shaking peroid, stance phase percentage, shaking peroid percentage, step-length strides, step frequently, leg speed is as the foundation of gait analysis, not only detection mode is simple and convenient, and noncontact sensing element 21 can not produce consume because of the long-term use of user, can increase reliability of products and service life;
Moreover this noncontact sensing element 21 is arranged in runway 12 peripheries with plural number, makes induction region 23 form the induction matrix of two dimension, can increase the fineness of induction region 23, and does not need extra rear end signal to handle the different signal of promptly distinguishable left and right sides pin;
The utility model is except that the rehabilitation campaign that can be applicable to the patient, also can be applicable in general user's the training, for example, when the marathon runner moves on the run-ministry machine, can set factors such as the distance of Marathon courses or landform earlier, this treadmill controller 30 can be judged parameters such as the best at that time step-length that strides, step frequency, leg speed at distance or climb and fall landform, and offers user's reference immediately, to reach the purpose of training;
Can further be applied on the additional interaction entertainment effect of treadmill 10 by these induction region 23 the utility model, can in this treadmill controller 30, add amusement formulas such as dancing machine or Tetris, on this display floater 15, show amusement picture (as shown in Figure 8), the user is again according to carrying out trample action in the induction region 23 that is shown in this runway 12, to promote additional amusement function of the present utility model;
Moreover, this noncontact sensing element 21 also can be a kind of CCD phtographic lens, this CCD phtographic lens can be installed in headstock 13 places of this treadmill 10, and the picture signal that photographs is sent to treadmill controller 30, this treadmill controller 30 can be made gait analysis at user's walking by the dynamic image processing mode;
Though this case is to do explanation with two most preferred embodiments, is skillful in this skill person and can makes various multi-form changes not breaking away under this case spirit and the category.The above act implemented only in order to this case to be described, non-scope in order to restriction this case.Such as do not disobey various modifications or the variation that this case spirit is engaged in, all belong to this case claim.
Claims (10)
1. the treadmill structure of a tool gait detecting function is characterized in that, includes:
One treadmill (10), it comprises a pedestal (11), the runway (12) that has a rotation capable of circulation on it, and the pedestal (11) of this treadmill (10) has several on every side can be gone up in the runway (12) of this treadmill (10) and form induction region (23), and be used to record user's stride, step pitch, the step is wide and the noncontact sensing element (21) of step gait analysis parameter frequently.
2. have the treadmill structure of gait detecting function according to claim 1, it is characterized in that, this treadmill (10) also includes a treadmill controller (30) that is used to handle this noncontact sensing element (21) institute detection signal, and this treadmill controller (30) is connected with this noncontact sensing element (21) conduction.
3. as the treadmill structure of tool gait detecting function as described in the claim 2, it is characterized in that this treadmill controller (30) has one and is used for reminding the user to correct the sound module (31) of gait by sound signal.
4. as the treadmill structure of tool gait detecting function as described in the claim 2, it is characterized in that this treadmill controller (30) has one and is used for reminding the user to correct gait picture module (32) by the picture signal.
5. as the treadmill structure of tool gait detecting function as described in the claim 2, it is characterized in that, this treadmill (10) has a motor (121) that drives runway (12), and this treadmill controller (30) has one and is connected with this motor (121) and the speed adjusting motor rotary speed and then adjust this runway velocity of rotation is controlled module (33).
6. have the treadmill structure of gait detecting function according to claim 1, it is characterized in that this noncontact sensing element (21) is infrared photoelectric switch (22).
7. as the treadmill structure of tool gait detecting function as described in the claim 6, it is characterized in that two measuring tools have one or more infrared photoelectric switch (22) about this treadmill pedestal (10).
8. as the treadmill structure of tool gait detecting function as described in the claim 6, it is characterized in that, the place ahead of this treadmill pedestal (11), and be positioned at the left and right sides of this runway (12) center line, have one or more infrared photoelectric switch (22) respectively.
9. have the treadmill structure of gait detecting function according to claim 1, it is characterized in that this noncontact sensing element (21) is the CCD phtographic lens.
10. as the treadmill structure of tool gait detecting function as described in the claim 9, it is characterized in that this CCD phtographic lens is connected with treadmill controller (30).
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103417356A (en) * | 2013-07-10 | 2013-12-04 | 南京升泰元机器人科技有限公司 | Gait rehabilitation training robot |
| CN104970799A (en) * | 2015-06-29 | 2015-10-14 | 广西南宁灵康赛诺科生物科技有限公司 | Gait analysis method of laboratory primate |
| CN105169619A (en) * | 2015-07-16 | 2015-12-23 | 于希萌 | Gait-adjusting type running training device |
| CN106166071A (en) * | 2016-07-04 | 2016-11-30 | 中国科学院计算技术研究所 | The acquisition method of a kind of gait parameter and equipment |
| CN107736982A (en) * | 2017-10-20 | 2018-02-27 | 浙江睿索电子科技有限公司 | A kind of active-passive rehabilitation robot |
| CN108960034A (en) * | 2018-04-11 | 2018-12-07 | 钱文伟 | Cadence analysis method based on pressure detecting |
| CN110211693A (en) * | 2019-06-03 | 2019-09-06 | 深圳市儿童医院 | A kind of motor function recovery situation automated after gait analysis assessment HIBD treatment |
-
2005
- 2005-11-04 CN CN 200520127510 patent/CN2841073Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103417356A (en) * | 2013-07-10 | 2013-12-04 | 南京升泰元机器人科技有限公司 | Gait rehabilitation training robot |
| CN104970799A (en) * | 2015-06-29 | 2015-10-14 | 广西南宁灵康赛诺科生物科技有限公司 | Gait analysis method of laboratory primate |
| CN105169619A (en) * | 2015-07-16 | 2015-12-23 | 于希萌 | Gait-adjusting type running training device |
| CN106166071A (en) * | 2016-07-04 | 2016-11-30 | 中国科学院计算技术研究所 | The acquisition method of a kind of gait parameter and equipment |
| CN106166071B (en) * | 2016-07-04 | 2018-11-30 | 中国科学院计算技术研究所 | A kind of acquisition method and equipment of gait parameter |
| CN107736982A (en) * | 2017-10-20 | 2018-02-27 | 浙江睿索电子科技有限公司 | A kind of active-passive rehabilitation robot |
| CN108960034A (en) * | 2018-04-11 | 2018-12-07 | 钱文伟 | Cadence analysis method based on pressure detecting |
| CN110211693A (en) * | 2019-06-03 | 2019-09-06 | 深圳市儿童医院 | A kind of motor function recovery situation automated after gait analysis assessment HIBD treatment |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061129 Termination date: 20111104 |