CN103006233B - Device for detecting curved surface and pressure distribution of foot sole - Google Patents
Device for detecting curved surface and pressure distribution of foot sole Download PDFInfo
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- CN103006233B CN103006233B CN201310003891.1A CN201310003891A CN103006233B CN 103006233 B CN103006233 B CN 103006233B CN 201310003891 A CN201310003891 A CN 201310003891A CN 103006233 B CN103006233 B CN 103006233B
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- Length Measuring Devices With Unspecified Measuring Means (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
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- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention discloses a device for detecting the curved surface and pressure distribution of a foot sole. The device comprises a housing, a top plate packaged at an opening of the housing, a detection mechanism contacted with the curved surface of the foot sole and provided with a vertical reciprocating lifting function, a detection circuit used for collecting the lifting displacement data of the detection mechanism and transmitting the lifting displacement data to an upper processing system, and a data processing system used for receiving the lifting displacement data from the detection circuit and analyzing and rebuilding. Compared with the prior art, the device has the benefits as follows: 1, the three-dimensional curved surface and pressure distribution of the foot sole can be detected and rebuilt by infrared emission and receiving, the precision is high, the anti-jamming capability is good, the power consumption is low, and the cost is low; and 2, the device is simple and reasonable in overall structure, has good linearity and consistency effects, is convenient and easy to operate, is suitable for popularization and use, and is wide in application range and better in economic benefit.
Description
Technical field
The present invention relates to a kind of vola Curved dectection device, belong to foot rehabilitation checkout equipment technical field, refer in particular to a kind of vola curved surface and pressure distribution detection device.
Background technology
At present, in prior art, vola measuring method probably has following several:
One, pour mask method, go out the vola model of tested person exactly with Gypsum Fibrosum or other plastic material overturnings, but this model does not have the digital information in vola, precision is low, and quantity of information is limited, can only provide analysis and application qualitatively.
Two, form scan method, divide without pressure scanning and have pressure scanning two kinds, be exactly that tested person is unsettled barefoot without pressure scanning, pressure scanning is had to be step down on transparent glass barefoot, the method of laser scanning is used to scan vola, can obtain the shape information in tested person vola like this, but these two kinds of methods do not have or be not apply comprehensive pressure to vola, thus surveyed data have certain limitation.Meanwhile, it is higher that the method measures cost, operates also more complicated, and application is subject to great limitation.
Three, planar imaging method, adopts CCD or other planar imaging techniques, is collected by the three-dimension curved surface image with Grid Projection, according to the distortion of grid, can extrapolate the steric information of three-dimension curved surface, reaches the object that three-dimensional information gathers.The cost of the method is lower, and the resolution of image data can be very high, but transformation of data is serious, and three-dimensional gradient, can not be too large by the restriction of grid irradiating angle.Application is limited to.
Four, inductance/capacitance method, utilizes deform rear curved surface electric capacity and inductance of planar materials to change and measure, thus reaches the measurement to tested curved surface.But this method certainty of measurement is lower, and capacity of resisting disturbance is poor, is thus difficult to realize practical application.
Five, raster method, is arranged in optical gate matrix by detection faces, and during detection, optical gate matrix can record three-dimension curved surface perpendicular to the displacement on optical gate matrix direction, thus can be reduced into the three-dimensional information of three-dimension curved surface.But grating sensor volume is comparatively large, and thus cannot arrange in a large number in certain area, detection resolution is restricted, and drive mechanism is comparatively complicated.Grating exports as frequency signal, thus requires that system responses wants fast to the signal detection of optical gate matrix, requires high to hardware circuit.This kind of method accuracy of detection is limited, and cost of manufacture is also higher.
Six, reflection type photoelectricity scanning method, is arranged in reflection light barrier matrix by detection faces, reflection light barrier receives and transmits from testing agency the reflected signal of coming.Testing agency is connected with tested curved surface, and the reflected signal of system acquisition can change with the fluctuating of curved surface, this method simple practical.But because reflected signal and displacement are not linear relationships, the discreteness of device is higher, brings certain difficulty to the demarcation of system.
Summary of the invention
The object of the invention is to overcome shortcoming of the prior art with not enough, provide a kind of vola curved surface and pressure distribution detection device, this checkout gear can realize the three-dimensional reconstruction of vola curved surface, structure is simple, linear and concordance is better, and easy to operate, cost is low, is easy to promote the use of.
To achieve these goals, the present invention realizes according to following technical scheme:
A kind of vola curved surface and pressure distribution detection device, include housing, be encapsulated in the top board at shell nozzle place, have the testing agency of up and down reciprocatingly elevating function, a lifting displacement data of acquisition testing mechanism and send lifting displacement data that the testing circuit of upper processing system and receiving test circuit send to and analyze the data handling system of rebuilding with vola curved face contact.
Further, described testing agency includes tramples with supporting projection matrix, detecting sensor guide rod matrix and guide plate, wherein, above-mentioned supporting projection matrix is installed in above top board, includes some neat correspondences anyhow and arranges and have the supporting projection unit of upper and lower displacement; The sensor guide rod matrix is installed in below top board, include some neat corresponding arrangements anyhow and with supporting projection unit guide rod unit one to one; And above-mentioned guide plate is installed in enclosure interior and leaves spacing with top board, include the perforate matrix corresponding with guide rod unit.
Further, described guide rod unit includes contact, guide rod and back-moving spring, and wherein, above-mentioned contact is arranged at guide rod top and it contacts with supporting projection unit and coordinates; The activity of above-mentioned lower end of the guide rod is fed through the perforate matrix of guide plate and is embedded with translucent film bottom it; And above-mentioned back-moving spring activity is set in outside and its two ends of guide rod and contacts with guide plate upper surface contact with contact respectively.
Further, described testing circuit includes: scan module, in order to the change in displacement of scanning sensor guide rod matrix; Infrared transmission module, in order to be luminous energy by the scanning electric energy conversion of above-mentioned scan module and to pass to infrared receiving module through translucent film; Infrared receiving module, becomes electric energy in order to the light energy conversion passed over by above-mentioned infrared transmission module; Analog-to-digital conversion module, in order to convert the voltage analog signal of above-mentioned infrared receiving module to digital quantity signal; And microprocessor module, in order to above-mentioned digital quantity signal is processed into displacement data and sends data handling system to.
Further, also include photoelectric conversion module, in order to scanning electric energy is converted to luminous energy, converts luminous energy to electric energy again.
Further, described microprocessor module is provided with the USB communication interface be connected with data handling system.
Further, described data handling system includes: data collection and analysis module, in order to receive displacement data that microprocessor module sends and to analyze; Three-dimension curved surface rebuilds module, in order to carry out curve reestablishing to the displacement data after above-mentioned analysis, realizes the display of two-dimentional circle of equal altitudes or three-dimensional perspective; And administer data in classification module, in order to carry out classified storage management to the data after above-mentioned process.
Compared with prior art, its beneficial effect is in the present invention:
1, by infrared emission and reception, can realize detection and the reconstruction of vola three-dimension curved surface and pressure distribution, precision is high, and capacity of resisting disturbance is strong, and power consumption is little, and cost is low;
2, overall structure advantages of simple, linear and concordance is effective, easily easy to operate, be suitable for promoting the use of, have a wide range of applications field and good economic benefit.
In order to the present invention can be understood more clearly, below with reference to accompanying drawing, elaboration the specific embodiment of the present invention is described.
Accompanying drawing explanation
Fig. 1 is package assembly schematic diagram of the present invention.
Fig. 2 is the decomposition texture schematic diagram of Fig. 1.
Fig. 3 is workflow schematic diagram of the present invention.
Detailed description of the invention
As shown in Figure 1, 2, vola of the present invention curved surface and pressure distribution detection device, include housing, be encapsulated in the top board 1 at shell nozzle place, have the testing agency 2 of up and down reciprocatingly elevating function, a lifting displacement data of acquisition testing mechanism and send lifting displacement data that the testing circuit of upper processing system and receiving test circuit send to and analyze the data handling system of rebuilding with vola curved face contact.
Above-mentioned testing agency 2 includes tramples with supporting projection matrix 21, detecting sensor guide rod matrix and guide plate, wherein, above-mentioned supporting projection matrix is installed in above top board 1, includes some neat correspondences anyhow and arranges and have the supporting projection unit 211 of upper and lower displacement; The sensor guide rod matrix 22 is installed in below top board 1, include some neat corresponding arrangements anyhow and with supporting projection unit guide rod unit one to one; And above-mentioned guide plate 23 is installed in enclosure interior and leaves spacing with top board 1, include the perforate matrix corresponding with guide rod unit.
Further, described guide rod unit includes contact 221, guide rod 222 and back-moving spring 223, and wherein, above-mentioned contact 221 is arranged at guide rod 222 top and it contacts with supporting projection unit 211 and coordinates; The activity of above-mentioned guide rod 222 lower end is fed through the perforate matrix of guide plate 23 and is embedded with translucent film 224 bottom it, and translucent film inserts in the circuit board of following testing circuit; And the activity of above-mentioned back-moving spring 223 is set in outside and its two ends of guide rod 222 and contacts with guide plate 23 upper surface contact with contact 221 respectively.
Above-mentioned testing circuit includes: scan module, in order to the change in displacement of scanning sensor guide rod matrix; Infrared transmission module, in order to be luminous energy by the scanning electric energy conversion of above-mentioned scan module and to pass to infrared receiving module through translucent film; Infrared receiving module, becomes electric energy in order to the light energy conversion passed over by above-mentioned infrared transmission module; Analog-to-digital conversion module, in order to convert the voltage analog signal of above-mentioned infrared receiving module to digital quantity signal; And microprocessor module, in order to above-mentioned digital quantity signal is processed into displacement data and sends data handling system to.
Further, also include photoelectric conversion module, in order to scanning electric energy is converted to luminous energy, converts luminous energy to electric energy again; And described microprocessor module is provided with the USB communication interface be connected with data handling system.
Above-mentioned data handling system includes: data collection and analysis module, in order to receive displacement data that microprocessor module sends and to analyze; Three-dimension curved surface rebuilds module, in order to carry out curve reestablishing to the displacement data after above-mentioned analysis, realizes the display of two-dimentional circle of equal altitudes or three-dimensional perspective; And administer data in classification module, in order to carry out classified storage management to the data after above-mentioned process.
As shown in Figure 3, operation principle of the present invention is as described below:
During detection, tested person barefoot or wear socks and stand on supporting projection matrix, rely on body weight to order about supporting projection matrix to move down, drive corresponding guide rod to move down thereupon, thus the contact being arranged at guide rod top produces downward displacement data, then scan module is to the change in displacement complete scan one time of sensor guide rod matrix, the scanning electric energy conversion of scan module is become luminous energy by infrared transmission module, received by infrared receiving module through translucent film, and then light energy conversion is become electric energy, due to the change of translucent film gray scale, the change in displacement of sensor guide rod matrix can be reflected, then the electric energy be converted through infrared receiving module converts digital quantity signal by analog-to-digital conversion module to from voltage analog signal, USB interface through microprocessor module sends data handling system to, data analysis is carried out by data handling system, rebuild and Classification Management, complete detection and the reconstruction of vola three-dimension curved surface and pressure distribution.
The present invention is not limited to above-mentioned embodiment, if do not depart from the spirit and scope of the present invention to various change of the present invention or modification, if these are changed and modification belongs within claim of the present invention and equivalent technologies scope, then the present invention is also intended to comprise these change and modification.
Claims (3)
1. a vola curved surface and pressure distribution detection device, include housing and be encapsulated in the top board at shell nozzle place, it is characterized in that: also include with vola curved face contact and there is the testing agency of up and down reciprocatingly elevating function, the lifting displacement data of acquisition testing mechanism and send lifting displacement data that the testing circuit of upper processing system and receiving test circuit send to and analyze the data handling system of rebuilding; Wherein:
Described testing agency includes tramples with supporting projection matrix, detecting sensor guide rod matrix and guide plate, wherein: above-mentioned supporting projection matrix is installed in above top board, include some neat correspondences anyhow to arrange and there is the supporting projection unit of upper and lower displacement; The sensor guide rod matrix is installed in below top board, include some neat corresponding arrangements anyhow and with supporting projection unit guide rod unit one to one; Above-mentioned guide plate is installed in enclosure interior and leaves spacing with top board, includes the perforate matrix corresponding with guide rod unit;
Described guide rod unit includes contact, guide rod and back-moving spring, wherein: above-mentioned contact is arranged at guide rod top and it contacts with supporting projection unit and coordinates; The activity of above-mentioned lower end of the guide rod is fed through the perforate matrix of guide plate and is embedded with translucent film bottom it; Above-mentioned back-moving spring activity is set in guide rod outside and its two ends contact with guide plate upper surface contact with contact respectively;
Described testing circuit includes: scan module, in order to the change in displacement of scanning sensor guide rod matrix; Photoelectric conversion module, in order to convert luminous energy to by scanning electric energy, to convert luminous energy to electric energy again; Infrared transmission module, in order to be luminous energy by the scanning electric energy conversion of above-mentioned scan module and to pass to infrared receiving module through translucent film; Infrared receiving module, becomes electric energy in order to the light energy conversion passed over by above-mentioned infrared transmission module; Analog-to-digital conversion module, in order to convert the voltage analog signal of above-mentioned infrared receiving module to digital quantity signal; Microprocessor module, in order to be processed into displacement data by above-mentioned digital quantity signal and to send data handling system to.
2. a kind of vola curved surface and pressure distribution detection device according to claim 1, is characterized in that: described microprocessor module is provided with the USB communication interface be connected with data handling system.
3. a kind of vola curved surface and pressure distribution detection device according to claim 1, is characterized in that: described data handling system includes:
Data collection and analysis module, in order to receive displacement data that microprocessor module sends and to analyze;
Three-dimension curved surface rebuilds module, in order to carry out curve reestablishing to the displacement data after above-mentioned analysis, realizes the display of two-dimentional circle of equal altitudes or three-dimensional perspective;
Administer data in classification module, in order to carry out classified storage management to the data after above-mentioned process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310003891.1A CN103006233B (en) | 2013-01-05 | 2013-01-05 | Device for detecting curved surface and pressure distribution of foot sole |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310003891.1A CN103006233B (en) | 2013-01-05 | 2013-01-05 | Device for detecting curved surface and pressure distribution of foot sole |
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| Publication Number | Publication Date |
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| CN103006233A CN103006233A (en) | 2013-04-03 |
| CN103006233B true CN103006233B (en) | 2014-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310003891.1A Expired - Fee Related CN103006233B (en) | 2013-01-05 | 2013-01-05 | Device for detecting curved surface and pressure distribution of foot sole |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203263396U (en) * | 2013-01-05 | 2013-11-06 | 张天昌 | Plantar curved surface and pressure distribution detection device |
| CN107874762B (en) * | 2017-12-25 | 2023-07-21 | 苏州半鱼健康科技服务有限公司 | Sole shape acquisition device |
| CN107928677B (en) * | 2017-12-25 | 2023-09-12 | 张新举 | Sole shape acquisition device and sole shape acquisition method |
| CN108790504B (en) * | 2018-07-13 | 2019-12-24 | 中钢集团西安重机有限公司 | Device and method for drawing or measuring space curve |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1382419A (en) * | 2001-04-24 | 2002-12-04 | 顺德市容桂镇依嘉实业有限公司 | Contact-type 3D measuring method for foot shape |
| CN2543488Y (en) * | 2001-04-24 | 2003-04-09 | 顺德市依嘉实业有限公司 | Contact type 3-D foot shape measurer |
| CN2549903Y (en) * | 2002-06-10 | 2003-05-14 | 顺德市依嘉实业有限公司 | Contact type three dimension foot measurer |
| CN2564987Y (en) * | 2002-08-13 | 2003-08-06 | 武汉科恒科技有限责任公司 | 3-D curvature detector controlled by microcomputer |
| CN101858720A (en) * | 2009-04-10 | 2010-10-13 | 张会雄 | Three-dimensional curved surface measurement device based on pressure measurement flat plate |
| CN202408922U (en) * | 2011-11-28 | 2012-09-05 | 宋雅伟 | Foot arch measuring instrument |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2777441B1 (en) * | 1998-04-21 | 2000-09-15 | Kreon Ind | SYSTEM FOR REVEALING A THREE-DIMENSIONAL SHAPE, IN PARTICULAR A PLANT VOUCH, AND METHOD FOR MAKING A SHOE OR AN ORTHOPEDIC SOLE IMPLEMENTING THE SYSTEM |
-
2013
- 2013-01-05 CN CN201310003891.1A patent/CN103006233B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1382419A (en) * | 2001-04-24 | 2002-12-04 | 顺德市容桂镇依嘉实业有限公司 | Contact-type 3D measuring method for foot shape |
| CN2543488Y (en) * | 2001-04-24 | 2003-04-09 | 顺德市依嘉实业有限公司 | Contact type 3-D foot shape measurer |
| CN2549903Y (en) * | 2002-06-10 | 2003-05-14 | 顺德市依嘉实业有限公司 | Contact type three dimension foot measurer |
| CN2564987Y (en) * | 2002-08-13 | 2003-08-06 | 武汉科恒科技有限责任公司 | 3-D curvature detector controlled by microcomputer |
| CN101858720A (en) * | 2009-04-10 | 2010-10-13 | 张会雄 | Three-dimensional curved surface measurement device based on pressure measurement flat plate |
| CN202408922U (en) * | 2011-11-28 | 2012-09-05 | 宋雅伟 | Foot arch measuring instrument |
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| CN103006233A (en) | 2013-04-03 |
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