CN105212939B - Portable height instrument - Google Patents
Portable height instrument Download PDFInfo
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- CN105212939B CN105212939B CN201510737733.8A CN201510737733A CN105212939B CN 105212939 B CN105212939 B CN 105212939B CN 201510737733 A CN201510737733 A CN 201510737733A CN 105212939 B CN105212939 B CN 105212939B
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Abstract
The present invention discloses a kind of Portable height instrument, including main measuring device, and the main measuring device includes：For measuring range data and issue the infrared distance measuring module of analog signal, including RF transmitter and infrared receiver；ADC module, for range data measured by receiving infrared-ray range finder module analog signal and be converted to digital signal；Processor carries out processing and operation for controlling infrared distance measuring module, and to the digital signal that ADC module forwarding comes to obtain accurate height data；Display module, the height data for being obtained after video-stream processor operation；Switch and key module, connect to operate and control main measuring device with processor；And power supply module.The present invention will be each modular integrated, and structure is simple, compact, carries and uses easily, cheap, small power consumption is long using the time；Moreover, being effectively utilized infrared distance measuring principle measurement height, precision is high, and function-stable is reliable, practical.
Description
Technical field
The present invention relates to body height measuring device technical fields, refer in particular to Portable height instrument.
Background technique
When measuring Human Height, it is electronic type height that measuring instrument, which is gradually developed by traditional Purely mechanical height instrument,
Instrument.Although precision can be improved in existing electronic type measuring instrument, still, height instrument is often all combined into a production with weight meter
Product cause overall structure relative complex, and volume is relatively large, and portability is poor, and at high cost.Existing instrument for measuring height is all
Based on ultrasonic distance measurement principle, and ultrasonic measuring distance technology is vulnerable to periphery factor due to influencing, for example, temperature, humidity, magnetic field,
Face situation can all cause large error to measurement, and be unable to reach good measurement effect.
Summary of the invention
Technical problem to be solved by the present invention lies in, a kind of Portable height instrument is provided, is carried and used easily,
And measurement accuracy is high.
In order to solve the above technical problems, the present invention provides the following technical solutions：A kind of Portable height instrument, including main measurement
Device, the main measuring device include：
For measuring range data and the corresponding infrared distance measuring module for issuing analog signal comprising mutually matched red
Outside line transmitter and infrared receiver；
ADC module, for range data measured by receiving infrared-ray range finder module analog signal and be converted to digital letter
Number；
Processor, for controlling the infrared distance measuring module, and to ADC module forwarding come digital signal into
Row processing and operation are to obtain accurate height data；
Display module, the height data for being obtained after video-stream processor operation；
Switch and key module, are connected to the processor to operate and control the main measuring device；And
For the power supply module of each power-consuming component power supply.
Further, the Portable height instrument further includes cooperating with the infrared distance measuring module of the main measuring device
Reflecting plate, the reflecting plate are oppositely arranged red to issue RF transmitter in vertical direction with infrared distance measuring module
Outside line is reflected to infrared receiver.
Further, the Portable height instrument further includes installing main measuring device as upper measurement component to measured
Upper component height regulating mechanism at body overhead.
Further, one in both the main measuring device and reflecting plate is upper measurement component, and under another is
Component is measured, and the Portable height instrument further includes upper measurement component being installed to the upper component height at measured's body overhead
Spend regulating mechanism.
Further, the upper component height regulating mechanism includes mounting base, the sucker for being set to mounting base first side
And it is set to the perpendicular sliding rail in mounting base second side, the upper measurement component is slidedly arranged on the perpendicular sliding rail.
Further, the main measuring device further includes at least one of lower component：
Be connected the working condition for being made a sound with the instruction according to processor and reminding the main measuring device of user with processor
Buzzer；
It is connected with processor, for detecting the whether horizontal balance sensor of main measuring device.
Further, the switch and key module include power switch, the measurement key for starting measurement function and setting
The delay key of Time delay measurement function.
Further, the Portable height instrument further includes for positioning lower measurement component to desired height position
Lower component lifting support.
Further, the lower component lifting support includes at least three telescopic supporting legs and is set to support leg
The perpendicular telescoping tube on top is provided with the mounting platform for installing the main measuring device or reflecting plate on perpendicular telescoping tube top.
Further, at least one of both described main measuring device and reflecting plate are accordion structure.
After adopting the above technical scheme, the present invention at least has the advantages that：The present invention will be each modular integrated, produces
Product structure is simple, compact, carries and uses easily, cheap, small power consumption is long using the time；Moreover, effectively sharp
Height is measured with infrared distance measuring principle, measurement accuracy is high, and function-stable is reliable, practical.Meanwhile height instrument of the present invention
It can also arrange in pairs or groups traditional batheroom scale or electronic body weightometer is used in conjunction with, more increase convenience.
Detailed description of the invention
Fig. 1 is the triangulation range measurement principle schematic diagram of Portable height instrument of the present invention.
Fig. 2 is the output voltage and measurement distance relation figure of the infrared distance measuring module of Portable height instrument of the present invention.
Fig. 3 is the functional module functional block diagram of the main measuring device of Portable height instrument of the present invention.
Fig. 4 is the main measuring device appearance diagram of Portable height instrument of the present invention.
Fig. 5 is the functional module functional block diagram of another embodiment of main measuring device of Portable height instrument of the present invention.
Fig. 6 is the measurement method schematic diagram of the first embodiment of Portable height instrument of the present invention.
Fig. 7 is the measurement method schematic diagram of the second embodiment of Portable height instrument of the present invention.
Fig. 8 is the structural schematic diagram of the upper component height regulating mechanism of Portable height instrument of the present invention.
Fig. 9 is the structural schematic diagram of the lower component lifting support of Portable height instrument of the present invention.
Figure 10 is the top view after the main measuring device of Portable height instrument of the present invention is assembled on lower component lifting support.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
It mutually combines, invention is further described in detail in the following with reference to the drawings and specific embodiments.
The present invention is a kind of Portable height instrument based on the design of infrared distance measuring principle.Due to infrared rays survey and it is tested
The material of object, environment temperature and time of measuring are unrelated, are not required to compensate environmental factor, so as to more accurately survey
Span from.The present invention is to carry out height measurement using this characteristic of infrared ray, and the Principle Method of ranging is triangulation.
Infrared distance measuring amount principle can as shown in Figure 1, RF transmitter 90 and infrared receiver 92 are arranged in same level,
It is projeced on object being measured 94 after its transmitter lens 91 of the infrared penetration of the sending of RF transmitter 90, by measured object
The reflected infrared ray of body 94 is then passed through receiver lens 93 and is finally received by infrared receiver 92, and infrared ray connects
A deviant can be obtained after detecting reflected infrared ray by receiving device 92.Assuming that：Transmitter lens 91 and receiver are saturating
Plane locating for mirror 93 and the height distance of object being measured 94 are L, the horizontal distance of transmitter lens 91 and receiver lens 93
Degree is A, and the focal length of receiver lens 93 is f, and the optical point deviant of infrared receiver 92 is X.The then reason of the triangulation
Think geometrical relationship be X=（A*f）/ L, can be obtained after fortran：L=（A*f）/X（Data source：Sharp infrared receiving/transmission mould
Block application manual）, and the optical point offset distance X measured, it is handled by infrared distance measuring inside modules, is converted to a mould
Quasi- voltage signal output.As shown in Fig. 2, output voltage value with measure distance L meet calibration " distance-voltage " characteristic song
Line, figure it is seen that the reflecting plate 2 of different colours has different reflectivity, still " distance-voltage " characteristic curve base
Originally it matches.According to the characteristic curve, the corresponding relationship of voltage and distance can be obtained, and according to the voltage value measured, Ji Keji
Calculate corresponding distance value.
Based on principles above, the present invention provides a kind of Portable height instrument, as shown in Fig. 3 ~ Figure 10 comprising main measurement dress
Set 1, reflecting plate 2, upper component height regulating mechanism 3 and lower component lifting support 4.
Wherein, the main measuring device 1 includes：
For measuring range data and the corresponding infrared distance measuring module 10 for issuing analog signal comprising mutually matched
RF transmitter 100 and infrared receiver 102, in the specific implementation, RF transmitter 100 can use infrared ray
LED, and the wavelength of the infrared ray emitted is preferably 850nm ± 70nm, and it is quick that position can be used in the infrared receiver 102
Inductor component is constituted；
ADC module 11, i.e. analog-digital converter（Analog to Digital Converter）, it is used for receiving infrared-ray
The analog signal of range data measured by range finder module 10 is simultaneously converted to digital signal, and the ADC module preferably uses 10bit mould
Number conversion chip, can be increased to 0.1cm for the measurement accuracy of height；
Processor 12, for controlling the infrared distance measuring module 10, and to the number that the forwarding of ADC module 11 comes
Signal carries out processing and operation to obtain accurate height data, when it is implemented, can be using high-speed microprocessor as processing
Device 12；
Display module 13, the height data for being obtained after 12 operation of video-stream processor, it is preferable that the display module is
Backlight LCD screen in some simple products, can also directly adopt the inexpensive display unit such as charactron certainly；
Switch and key module 14 connect to operate and control the main measuring device 1 with the processor 13, are such as scheming
In a specific embodiment shown in 4, the switch includes power switch 140, the survey for starting measurement function with key module 14
Measure key（It is not shown go out）Keys are waited with the delay key 144 of setting Time delay measurement function, it is to be understood that according to set
Function, can correspond to；And
It mainly include battery and DC-DC booster circuit for the power supply module 15 of each power-consuming component power supply, it can be by battery
Output voltage increase after stabilize to 5V direct current after export again, so as to stable power supply supply.
The main measuring device 1, which may also include, to be connected to make a sound prompting according to the instruction of processor 12 with processor 12
The buzzer 16 of the working condition of the main measuring device 1 of user.
The reflecting plate 2 is used to cooperate with the infrared distance measuring module 10 of main measuring device 1, the reflecting plate 2 with it is infrared
Line range finder module 10 is oppositely arranged in vertical direction to be connect with the infrared reflection for issuing RF transmitter 100 to infrared ray
Receive device 102.
At least one of both described main measuring device 1 and reflecting plate 2 may be designed as accordion structure, so as to
Reduction volume is folded up when not in use, facilitates collection.
In actual use, one in 2 the two of the main measuring device 1 and reflecting plate is upper measurement component, and another
A is lower measurement component, and upper measurement component is installed by means of upper component height regulating mechanism 3 to measured's body overhead.Example
Such as, in the embodiment shown in fig. 6, reflecting plate 2 is installed by means of upper component height regulating mechanism 3 to quilt as upper measurement component
At survey person's body overhead, and main measuring device 1 is used as lower measurement component, is placed directly on the ground of measured's standing.Certainly,
It can also be with location swap, i.e.,：Main measuring device 1 is installed extremely as upper measurement component by means of upper component height regulating mechanism 3
At measured's body overhead, and reflecting plate 2 is used as lower measurement component, is placed directly on the ground of measured's standing.
In the specific implementation, it can also determine the need for using according to the reflecting properties on the ground 6 that measured is stood
Reflecting plate 2, if the albedo on ground 6 is enough, embodiment that can be as shown in Figure 7 regard main measuring device 1 as upper measurement
Component is installed by means of upper component height regulating mechanism 3 at measured's body overhead, without using reflecting plate 2, only according to
The function of being equally also able to achieve and survey height is reflected by ground.
As shown in figure 8, the upper component height regulating mechanism 3 includes mounting base 30, is set to 30 first side of mounting base
Sucker 32 and the perpendicular sliding rail 34 that is set in 30 second side of mounting base, the upper measurement component be slidedly arranged on the perpendicular sliding rail
On 34.In actual measurement, mounting base 30 passes through sucker suction at wall and the comparable position of measured's height, upper measurement group
Part can go up and down along perpendicular sliding rail 34 and easily be resisted against the measured crown.
It in a simple embodiment, can also be not required to that upper component height regulating mechanism 3 is arranged, and by filling main measurement
It sets 1 side to be fitted on wall, and lives main measuring device 1 with the crown by measured, height survey similarly may be implemented
The function of amount, at this point, balance sensor 17 can further be arranged in main measuring device 1, for detecting main measuring device 1 in head
Whether top is horizontal, and when adjusting main 1 level of measuring device, i.e. for sending signal to processor 12, processor 12 controls buzzer again
The short song of " drop, drop " is issued, prompt will start to measure.
Since infrared detection has certain effective detecting distance, measured's height exceeds just difficult when maximum detection range
Effectively to be detected, at this point, lower component lifting support 4 can be used to position lower measurement component to desired height position,
Only Initialize installation need to be carried out to main measuring device 1 again, processor 12 can add on the basis of the range data directly measured
The altitude information of the lower measurement component, to obtain the height data of measured.It is existing to carry out height to supported object
There are many lifting supports of adjusting, and as shown in FIG. 9 and 10, present invention employs relatively common tripod structures as the following group
Part lifting support 4 specifically includes at least three telescopic supporting legs 40 and is set to the perpendicular flexible of 40 top of support leg
Pipe 42 is provided with the mounting platform 44 for installing the main measuring device 1 or reflecting plate 2 on perpendicular 42 top of telescoping tube.
Illustrate the function of Portable height instrument of the present invention below by way of the specific embodiment of several measurement heights.
Measure embodiment one
Lower measurement component is placed on level ground by step 1, is with main measuring device 1 in the embodiment shown in fig. 7
As lower measurement component, and in the embodiment shown in fig. 8, it is directly to be reflected with ground, then can omits this step；
Upper measurement component is adsorbed on the measured crown using sucker 32 by means of upper component height regulating mechanism 3 by step 2
On neighbouring wall, in the embodiment shown in fig. 7, be using reflecting plate 2 as upper measurement component, and in the embodiment shown in fig. 8,
It is then using main measuring device 1 as upper measurement component；
Step 3, measured station are below upper measurement component, the sliding rail 34 of component height regulating mechanism 3 in adjusting, so that on
The bottom surface of measurement component can be just struck against the crown of measured；
The power supply of step 4, the main measuring device 1 of starting, and set delay time t；
Step 5, by t seconds delay after, main measuring device 1 be automatic measurement height, measure carry out during, buzzer
16 issue the short song of " drop, drop "；
After step 6, measurement terminate, buzzer 16 issues a sound yowl prompting sound, to remind gauger to be measured；
13 real-time display height data of display module in step 7, main measuring device 1.
Measure embodiment two
Measured's height exceed Portable height instrument of the present invention maximum measurement range when, can be used following steps into
Row：
Step 1 is identical to step 5 to step 5 and the step 1 of measurement embodiment one；
Step 6, measurement terminate, and the buzzer 16 in main measuring device 1 issues two sound and yowls, and it is super that prompt currently measures height
Maximum measurement range is gone out；
Lower measurement component is assembled on the mounting platform at the top of lifting support frame by step 7, adjusts the height of lower measurement component
It spends to predetermined altitude value, and resets the initial value of main measuring device 1, then survey again by the operation of 3 ~ step 5 of above-mentioned steps
Amount.
After step 8, measurement terminate, buzzer 16 issues a sound yowl prompting sound, to remind gauger to be measured, this
When, the processor 12 in main measuring device 1 converts height again, and the height to have converted is output to display screen display output.
Measure embodiment three
Compared to the above measurement embodiment one and measurement embodiment two, the following steps 1 ' ~ step of this measurement embodiment three
3 ' instead of measurement embodiment one and the step 1 ~ step 3 for measuring embodiment two：
Step 1 '：Reflecting plate 2 is placed on level ground as lower measurement component, if directly carried out with ground anti-
It penetrates, then can omit this step；
Step 2 '：Using main measuring device 1 as upper measurement component, main measuring device 1 is placed directly within the measured crown, and
It is fitted on wall with a side of main measuring device 1；
Step 3 '：Main measuring device 1 being adjusted to level, balance sensor 17 issues detection signal to processor 12, by
Processor 12 controls the short song that buzzer 16 issues " drop, drop ".
Operating procedure later can be identical as measurement embodiment one or measurement embodiment two respectively.
This measurement method three carries out positioning without 3 pairs of upper component height regulating mechanism main measuring devices 1 and height is adjusted
Section, it is more convenient to operate.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention are defined by the appended claims and their equivalents.
Claims (6)
1. a kind of Portable height instrument, which is characterized in that it includes main measuring device, and the main measuring device includes：
For emitting infrared ray and the reflected infrared ray of reception and measuring optics when receiving reflected infrared ray
Point offset distance data and the corresponding infrared distance measuring module for issuing analog voltage signal comprising mutually matched infrared ray hair
Emitter and infrared receiver；
ADC module, for range data measured by receiving infrared-ray range finder module analog voltage signal and be converted to digital letter
Number；
Processor, for controlling the infrared distance measuring module, and according to the corresponding relationship and ADC of voltage and distance
The digital signal that module forwards are come carries out processing and operation to obtain accurate height data；
Display module, the height data for being obtained after video-stream processor operation；
Switch and key module, are connected to the processor to operate and control the main measuring device；And
For the power supply module of each power-consuming component power supply；
The Portable height instrument further includes the reflecting plate with the cooperation of the infrared distance measuring module of the main measuring device, described anti-
Plate is penetrated to be oppositely arranged in vertical direction with infrared distance measuring module with the infrared reflection that issues RF transmitter to red
Outer line receiver；
One in both the main measuring device and reflecting plate is upper measurement component, and another is lower measurement component, described
Portable height instrument further include upper measurement component is installed upper component height regulating mechanism to measured's body overhead and
For lower measurement component to be positioned the lower component lifting support to desired height position.
2. Portable height instrument as described in claim 1, which is characterized in that the upper component height regulating mechanism includes installation
Seat, the perpendicular sliding rail for being set to the sucker of mounting base first side and being set in mounting base second side, the upper measurement group
Part is slidedly arranged on the perpendicular sliding rail.
3. Portable height instrument as described in claim 1, which is characterized in that the main measuring device further includes in lower component
At least one：
Be connected the bee for being made a sound with the instruction according to processor and reminding the working condition of the main measuring device of user with processor
Ring device；
It is connected with processor, for detecting the whether horizontal balance sensor of main measuring device.
4. Portable height instrument as described in claim 1, which is characterized in that the switch includes that power supply is opened with key module
It closes, the delay key of the measurement key of starting measurement function and setting Time delay measurement function.
5. Portable height instrument as described in claim 1, which is characterized in that the lower component lifting support includes at least three
Telescopic supporting leg and the perpendicular telescoping tube for being set to supporting leg top are provided with the installation main survey on perpendicular telescoping tube top
Measure the mounting platform of device or reflecting plate.
6. Portable height instrument as described in claim 1, which is characterized in that in both the main measuring device and reflecting plate
At least one is accordion structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510737733.8A CN105212939B (en) | 2015-10-31 | 2015-10-31 | Portable height instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510737733.8A CN105212939B (en) | 2015-10-31 | 2015-10-31 | Portable height instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105212939A CN105212939A (en) | 2016-01-06 |
| CN105212939B true CN105212939B (en) | 2018-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510737733.8A Active CN105212939B (en) | 2015-10-31 | 2015-10-31 | Portable height instrument |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106913336A (en) * | 2017-02-14 | 2017-07-04 | 山东博乐通信息科技有限公司 | Portable height instrument |
| CN108876968A (en) * | 2017-05-10 | 2018-11-23 | 北京旷视科技有限公司 | Recognition of face gate and its anti-trailing method |
| CN113768493B (en) * | 2021-08-06 | 2024-05-10 | 广东小天才科技有限公司 | Height measurement method, device and computer readable storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20060040566A (en) * | 2005-12-26 | 2006-05-10 | 주식회사 리얼디바이스 | Bmi height and weight scales |
| CN204594560U (en) * | 2015-01-22 | 2015-08-26 | 舒翠珍 | A kind of height measurement module and apply the electronic intelligence scale of this height measurement module |
| CN104780319B (en) * | 2015-05-12 | 2019-04-05 | 北京子清智创科技有限公司 | A kind of auto photographing equipment |
| CN204666238U (en) * | 2015-05-25 | 2015-09-23 | 上海翌森信息科技有限公司 | A kind of Human Height body weight body temperature auto testing instrument |
| CN205181351U (en) * | 2015-10-31 | 2016-04-27 | 袁茜茜 | Portable height appearance |
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