CN203861230U - Spacial extending rang measuring device and measurement system - Google Patents
Spacial extending rang measuring device and measurement system Download PDFInfo
- Publication number
- CN203861230U CN203861230U CN201420235946.1U CN201420235946U CN203861230U CN 203861230 U CN203861230 U CN 203861230U CN 201420235946 U CN201420235946 U CN 201420235946U CN 203861230 U CN203861230 U CN 203861230U
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- domain measurement
- space
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- reach
- angular transducer
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Abstract
The utility model provides a spacial extending rang measuring device and measurement system for accurately measuring a planar motion range of four limbs of a human body in a space. The spacial extending rang measuring device comprises a base, a plastic water tank, an upright post, a mechanical rear-arm, a mechanical forearm, a measure rod and a handle, wherein the plastic water tank is placed on the base, and is fully filled with water during measuring to enhance the stability and safety of the device; the lower end of the upright post is detachably fixed on the base; the upper end of the upright post is connected with the rear end of the mechanical rear-arm through a rear rotating shaft; the front end of the mechanical rear-arm is connected with the back end of the mechanical forearm through a front rotating shaft; the upper end of the measure rod is mounted at the front end of the mechanical forearm through an adjusting bolt; the handle is mounted at the lower end of the measure rod. The device and system have the characteristics that the accuracy in measurement is high; the measuring trace can be displayed in real time; measuring data can be saved and printed; the dismounting is simple; the portability is high.
Description
Technical field
The space that this utility model relates to a kind of portable high-accuracy can reach domain measurement device and measuring system thereof.
Background technology
Along with the continuous progress of China's science and technology, in some fields, human limb is proposed to higher requirement in three-dimensional range of activity.For example, at medicine in field of sports medicine, accurately measure the range of activity of human limb in space and can reflect exactly the especially athletic injured rear recovery situation of the wounded; In national defense industry, especially to driving the stricter field of space requirement, to pilot, spaceman, it can be the spatial design of driving cabin that the range of activity of tank armor car driver extremity is measured, control instrument, and the position distribution of stick etc. provides scientific basis; In Contemporary Industrial Design, the measurement of extremity range of activity, as a part for people's measurement data, to improving the foundation of human dimension database, designs high-quality, high-level pleasantization product and plays irreplaceable important function.
Summary of the invention
The purpose of this utility model is to provide a kind of portable high accuracy space can reach domain measurement system.This system have real-time demonstration movement locus, in real time preserve test data and print, the feature such as dismounting is simple and be easy to carry.
The ultimate principle of this utility model utilization is to adopt high-precision angle sensor to measure the angle variable quantity of rotating shaft, by calculating, indirectly obtains object trajectory curve.Data transmission system is sent to upper computer software in real time by data, by software, carries out date processing.
Space of the present utility model can reach domain measurement device and comprise base, plastic cistern, column, mechanical postbrachium, mechanical forearm, measuring stick and hands handle; Described plastic cistern is positioned on described base, when measuring, described plastic cistern is filled to water, to increase steadiness and the safety of device; The lower end of described column is fixed on described base in removable mode, its upper end is connected with the rear end of described mechanical postbrachium by posterior rotation axle, the front end of described mechanical postbrachium is connected with the rear end of described mechanical forearm by anterior turning cylinder, the upper end of described measuring stick is installed on the front end of described mechanical forearm by adjusting bolt, the lower end of described measuring stick is provided with handle.
The aluminum alloy square tube that preferred described column is 1m by two length is formed by connecting in removable mode.
Preferred described mechanical postbrachium and described mechanical forearm all adopt the I-beam being welded by rustproof aluminium sheet.
Space of the present utility model can reach domain measurement system and comprise described in any one in claim 1,2 or 3 that space can reach domain measurement device, signals collecting transmission system and host computer.Described signals collecting transmission system comprises rear portion angular transducer, front angle sensor and signal picker.Described signal picker is arranged on the position of close upper end that described space can reach the described column of domain measurement device, for automatically gathering the signal of described rear portion angular transducer and described front angle sensor, and by RS232 serial ports, data are sent to host computer.
Preferred described rear portion angular transducer is contactless angular transducer, is arranged on the top of posterior rotation axle.
Preferred described front angle sensor is contactless angular transducer, is arranged on the top of described anterior turning cylinder.
Preferred described signal picker adopts single-chip microcomputer to gather the signal of described rear portion angular transducer and described front angle sensor.
Preferred described host computer is connected with described signal picker, for showing in real time test trails and preserving test data, and can print.
Utility model effect
(1) this utility model adopts 360 ° of angular transducers of high accuracy as core testing element, is arranged on two turning cylinders of cantilever the rotary state of monitoring two joint arms.There is precision high, respond fast advantage.
(2) dismounting of this utility model frame for movement is simple, is out of shape little, firm and light feature.Mass adopts two plastic cisterns, and the used time fills hydraulic pressure and lives base, and the used time is not outwelled water, is convenient for carrying, the test of being convenient to go out.
(3) adopt single-chip microcomputer collection and transmission data, it is powerful that upper computer software carries out data processing function, shows in real time movement locus visual pattern, and save data is convenient to transfer at any time use in real time.
Accompanying drawing explanation
Fig. 1 is that space can reach domain measurement device schematic diagram.
Fig. 2 is the operation interface of upper computer software.
Fig. 3 is operational flowchart.
Symbol description
1 base
2 adjusting bolts
3 plastic cisterns
4 columns
5 signal pickers
6 rear portion angular transducers
7 posterior rotation axles
8 mechanical postbrachiums
9 front angle sensors
10 anterior turning cylinders
11 mechanical forearms
12 measuring stick adjusting bolts
13 measuring sticks
14 handles
The specific embodiment
Below, with reference to accompanying drawing, this utility model embodiment is described.In narration below, in accompanying drawing, directions X is front, and Y-direction is upper.
As shown in Figure 1, space can reach domain measurement device and comprises: base 1, adjusting bolt 2, plastic cistern 3, column 4, signal picker 5, rear portion angular transducer 6, posterior rotation axle 7, mechanical postbrachium 8, front angle sensor 9, anterior turning cylinder 10, mechanical forearm 11, measuring stick adjusting bolt 12, measuring stick 13 and handle 14.
When measuring, space can be reached to domain measurement device and assemble, and plastic cistern 3 is filled to water, be placed on base 1, increase steadiness and the safety of device.While not measuring, device is dismantled, and water is poured out, be convenient to carrying.Adopting plastic cistern is mainly to consider that its light characteristic is to meet the portable requirement of whole device, thus plastic cistern also available other weights substitute.After whole device fixes, adjust adjusting bolt 2, guarantee that column 4 is completely vertical with measurement plane.Otherwise can affect certainty of measurement.
Column 4 is processed by two square tubes.Adopting the object of square tube is weight reduction and Reducing distortion, can meet other structures of instructions for use and also can.The lower end of column 4 is bolted and is installed on base 1, due to larger at directions X Moment, easily produces larger deflection deformation, so above-mentioned two square tubes all adopt the long aluminum alloy square tube of 1m, and with bolt, they is linked together securely.In the present embodiment, for easy accessibility, adopt and be threaded, but its connected mode is not limited to this, also can adopt other modes, as long as can will link together securely each other.
Posterior rotation axle 7 is fixedly installed in the top of column 4.On the top of posterior rotation axle 7, rear portion angular transducer 6 is installed.
The rear end of machinery postbrachium 8 is connected on posterior rotation axle 7 in removable mode.Machinery postbrachium 8 can carry out 340 ° of rotations around posterior rotation axle 7.The front end of machinery postbrachium 8 is installed with anterior turning cylinder 10, on the top of anterior turning cylinder 10, front angle sensor 9 is installed.
The rear end of machinery forearm 11 is connected on anterior turning cylinder 10 in removable mode.Machinery forearm 11 can carry out 340 ° of rotations around anterior turning cylinder 10.
The upper end of measuring stick 13 is locked in the front end of mechanical forearm 11 by measuring stick adjusting bolt 12, on measuring stick 13, there is scale, by measuring stick adjusting bolt 12, unscrew the position of tightening up-down adjustment handle, thereby measure the range of activity of experimenter in differing heights plane.In the lower end of measuring stick 13, handle 14 is installed, this handle also can adopt foot-operated or other hold tool.
Consider that equally mechanical postbrachium 8 and mechanical forearm 11 are at the deflection deformation of Y-direction, and based on portable needs, weight reduction as far as possible, so mechanical postbrachium 8 and mechanical forearm 11 all adopt the I-beam being welded by rustproof aluminium sheet, machinery postbrachium 8 is connected by anterior turning cylinder 10 with mechanical forearm 11, distance between the axis of the axis of posterior rotation axle 7 and anterior turning cylinder 10, and the distance between the axis of anterior turning cylinder 10 and measuring stick 13 axis all equals 1m exactly
The space of described structure can reach domain measurement device and can realize the lever arm being jointly comprised of posterior rotation axle 7, mechanical postbrachium 8, turning cylinder 10 and mechanical forearm 11 and within the scope of 340 °, freely rotate in the plane of specified altitude assignment.The rotating shaft of rear portion angular transducer 6 is connected with posterior rotation axle 7, the shell of rear portion angular transducer 6 is fixed on mechanical postbrachium 8, when mechanical postbrachium 8 rotates, the shell of rear portion angular transducer 6 can rotate thereupon, the proportional relationship change of angle value that the output signal of rear portion angular transducer 6 and its shell rotate.The rotating shaft of front angle sensor 9 is connected with anterior turning cylinder 10, the shell of front angle sensor 9 is fixed on mechanical forearm 11, when mechanical forearm 11 rotates, the shell of front angle sensor 9 can rotate thereupon, the proportional relationship change of angle value that the output signal of front angle sensor 9 and its shell rotate.Set up polar coordinate system, by following formula, obtain the coordinate figure of test curve.
P＝2×100×sin(α/2) (1)
X＝P×cos(β+α/2-90) (2)
Y＝P×sin(β+α/2-90) (3)
P---pole axis length.
α---the rotational angle of rear portion angular transducer 6.
β---the rotational angle of front angle sensor 9.
The X coordinate of X---test point.
The Y coordinate of Y---test point.
Signal picker 5 is arranged on space can reach the column 4 of domain measurement device near the position at top.Adopt STC single-chip microcomputer to gather the output signal of rear portion angular transducer 6 and front angle sensor 9, after treatment, by RS232 serial ports, data are sent to host computer.Host computer has been installed the software with data processing function, can gather the data that RS232 serial ports sends, and after software processes, can show in real time movement locus at host computer screen, and visual pattern in real time save data are convenient to transfer at any time use.
Software processing part
As shown in the operation interface of Fig. 2, space can reach domain measurement system and also possess data acquisition function; Graphics saving, printing function; Data hold function; Reset function; Clearance curve function and real-time rendering level can reach territory gesture function etc.
Shown in Fig. 3 is user's operating process.
The first step: after frame for movement install and adjust completes, adjust coordinate system.The current output valve of rear portion angular transducer 6 and front angle sensor 9 is filled in respectively in the 1# of operation interface and the text box of 2# position, clicked setting, by parameter read-in program, complete coordinate system adjustment.During each unlatching software, to carry out this operation.If it should be all identical that equipment does not have the data that compensate in the situation of dismounting, as long as directly data are filled at every turn.
Second step: fill in experimenter's essential information, comprise name, sex, test height etc.
The 3rd step: after completing and filling in, clicked setting, by information write-in program.
The 4th step: coordinate axes is set: acquiescence coordinate axes length is 100cm, may run into movement locus and exceed this range and cause the incomplete situation of track, if want the complete length that will increase coordinate axes of figure in test.Run into said circumstances, only need from drop-down list box, select suitable length, whole curve can complete demonstration.This operation must paint track, clicks " end " button and could realize later.
The 5th step: start test.
The 6th step: finish this test.
The 7th step: whether interpretation test curve is satisfied with.If dissatisfied, remove current curves, get back to and start to retest.If satisfied, carry out next step operation.
The 8th step: preserve picture.Preserve path and the filename of picture and filled in by user oneself, default form is * .bmp.
The 9th step: save data.During save data, file path and filename are filled in by user oneself, and default form is * .xls.
The tenth step: printing function.Software is provided with the communication interface being connected with printer, can be connected with printer, directly printing test curve and data.
Above, preferred implementation of the present utility model is illustrated, but this utility model is not limited to above-described embodiment.To one skilled in the art, in the category of recording at claims, can expect various modifications or fixed case apparently, certainly also belong to technology category of the present utility model.
Claims (9)
1. space can reach a domain measurement device, it is characterized in that: comprise base, plastic cistern, column, mechanical postbrachium, mechanical forearm, measuring stick and hands handle; Described plastic cistern is positioned on described base, when measuring, described plastic cistern is filled to water, to increase steadiness and the safety of device; The lower end of described column is fixed on described base in removable mode, its upper end is connected with the rear end of described mechanical postbrachium by posterior rotation axle, the front end of described mechanical postbrachium is connected with the rear end of described mechanical forearm by anterior turning cylinder, the upper end of described measuring stick is installed on the front end of described mechanical forearm by adjusting bolt, the lower end of described measuring stick is provided with handle.
2. space according to claim 1 can reach domain measurement device, it is characterized in that: the aluminum alloy square tube that described column is 1m by two length is formed by connecting in removable mode.
3. space according to claim 1 can reach domain measurement device, it is characterized in that: described mechanical postbrachium and described mechanical forearm all adopt the I-beam being welded by rustproof aluminium sheet.
4. a space can reach domain measurement system, it is characterized in that: comprise claim 1, described in any one in 2 or 3, space can reach domain measurement device, signals collecting transmission system and host computer, described signals collecting transmission system comprises rear portion angular transducer, front angle sensor and signal picker, described signal picker is arranged on the position of close upper end that described space can reach the described column of domain measurement device, for automatically gathering the signal of described rear portion angular transducer and described front angle sensor, and by RS232 serial ports, data are sent to described host computer.
5. space according to claim 4 can reach domain measurement system, it is characterized in that: described rear portion angular transducer is contactless angular transducer, is arranged on the top of posterior rotation axle.
6. space according to claim 4 can reach domain measurement system, it is characterized in that: described front angle sensor is contactless angular transducer, is arranged on the top of described anterior turning cylinder.
7. according to the space described in any one in claim 4,5 and 6, can reach domain measurement system, it is characterized in that: described signal picker adopts single-chip microcomputer to gather the signal of described rear portion angular transducer and described front angle sensor.
8. according to the space described in any one in claim 4,5 and 6, can reach domain measurement system, it is characterized in that: described host computer is connected with described signal picker, for showing in real time test trails and preserving test data, and can print.
9. space according to claim 7 can reach domain measurement system, it is characterized in that: described host computer is connected with described signal picker, for showing in real time test trails and preserving test data, and can print.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420235946.1U CN203861230U (en) | 2014-05-09 | 2014-05-09 | Spacial extending rang measuring device and measurement system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420235946.1U CN203861230U (en) | 2014-05-09 | 2014-05-09 | Spacial extending rang measuring device and measurement system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203861230U true CN203861230U (en) | 2014-10-08 |
Family
ID=51642223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420235946.1U Withdrawn - After Issue CN203861230U (en) | 2014-05-09 | 2014-05-09 | Spacial extending rang measuring device and measurement system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203861230U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103989479A (en) * | 2014-05-09 | 2014-08-20 | 中国航天空气动力技术研究院 | Space reachable region measurement device and system |
| CN106645940A (en) * | 2016-11-30 | 2017-05-10 | 中国航天空气动力技术研究院 | Digital rudder system frequency response characteristic testing device and method |
| US11262175B2 (en) | 2017-02-05 | 2022-03-01 | Progressivehealth Companies, Llc | Method and apparatus for measuring an individual's abtility to perform a varying range of barrier reaches |
-
2014
- 2014-05-09 CN CN201420235946.1U patent/CN203861230U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103989479A (en) * | 2014-05-09 | 2014-08-20 | 中国航天空气动力技术研究院 | Space reachable region measurement device and system |
| CN106645940A (en) * | 2016-11-30 | 2017-05-10 | 中国航天空气动力技术研究院 | Digital rudder system frequency response characteristic testing device and method |
| US11262175B2 (en) | 2017-02-05 | 2022-03-01 | Progressivehealth Companies, Llc | Method and apparatus for measuring an individual's abtility to perform a varying range of barrier reaches |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141008 Effective date of abandoning: 20150923 |
|
| RGAV | Abandon patent right to avoid regrant |