CN202372244U - Height and weight measuring instrument - Google Patents
Height and weight measuring instrument Download PDFInfo
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- CN202372244U CN202372244U CN2011205674801U CN201120567480U CN202372244U CN 202372244 U CN202372244 U CN 202372244U CN 2011205674801 U CN2011205674801 U CN 2011205674801U CN 201120567480 U CN201120567480 U CN 201120567480U CN 202372244 U CN202372244 U CN 202372244U
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- body weight
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Abstract
The utility model relates to a height and weight measuring instrument, which can efficiently solve the problems so as to achieve portability as well as convenience and accuracy in measurement of personal height and weight, and structurally includes a casing and a measuring circuit inside the casing, wherein a weighing tray placed on a weighing sensor is installed on one side at the front part of the casing, a height latch, a digital display, a start button, a height button and a weight button are sequentially installed on the other side at the front part of the casing from up to down, and a leveling display with an indicating lamp and an ultrasonic sensor are installed on the side surface of the casing through data lines; a central processor of the measuring circuit is respectively connected with the leveling display, the ultrasonic sensor, the digital display, a weight data amplification and A/D (analog to digital) converter and a height latch; the weight data amplification and A/D converter is connected with a weight data acquisition unit, and the height latch is connected with the digital display; and the modules are all connected with a power source The height and weight measuring instrument disclosed by the utility model has novel unique structure and small size, and is portable, convenient to use and accurate in measurement, thereby being an innovation for height and weight measuring equipment.
Description
Technical field
The utility model relates to surveying instrument, particularly a kind of height, measured body weight appearance.
Background technology
People measure height, body weight is a common occurrence; Particularly along with the improving constantly of expanding economy and people's living standard, the head of a family promotes the attention rate of child's physical condition day by day, and child is in the critical period of growing up; Height and body weight are the important parameters of child's physical condition; And existing height and weight measuring instrument or volume is big, weight big, it is big to take up room, complex structure uses trouble.
Though existing the height and weight measuring instrument is arranged mainly is attached body weight measuring unit on the base of various instrument for measuring height, realized that promptly an instrument both can measure height, can measure the purpose of body weight again.The height measurement has ultrasound wave, infrared, laser position sensors etc., and measured body weight mainly adopts LOAD CELLS.In the whole instrument; Base, column remain indispensable ingredient; Having caused directly that instrument takes up room greatly, weight is big, is 200720017648 to have announced a kind of height, measured body weight appearance like the patent No., it is characterized in that on the top board of instrument electro-optical distance measurement device being set; Foot-operated power supply is set on the base plate connects switch, LCD is set on the control panel.In the use, those who are investigated stand on the base plate, and electro-optical distance measurement device is to the emission of base plate direction and receive the pulse signal that reflects, and according to the height that calculates the examinee signal delay time, promptly height is come out data transmission to liquid crystal display displays.Base plate is same basically electronic scales on structure and principle; On the table top of scale, be provided with two foot-operated switches that connect of polyphone; When measuring body weight, detected person's heel steps down in foot-operated the connection on the switch, and circuit is connected; The electronic scales operate as normal is transferred to liquid crystal display displays with the body weight numerical value that records and comes out.When the detected person was stuck up pin, foot-switch cut off the power supply automatically, prevented the inexact data that cheating produces.
And for example the patent No. is 200910036679 to have announced a kind of intelligent tester for height and weight of surveying height, body weight automatically that is applied in the height and weight measurement project.Whole equipment is held two parts in terminal, electronic body weightometer by the height finder operator and is formed.The height finder operator holds the terminal and is made up of circuit board and shell.Board structure of circuit is made up of a slice microprocessor STC89C58, a slice radio-frequency transmissions chip nrf2401 and a ultrasonic distance measuring module.Microprocessor STC89C58 is responsible for accomplishing Control on Communication, data judging, statistics and the writing task of each equipment room; Radio-frequency transmissions chip nrf2401 is responsible for accomplishing mutual transmission to data through wireless channel; Ultrasonic distance measuring module is accomplished functions such as range observation, temperature correction.Shell comprises LCD display, keyboard, and wherein LCD display is used for showing various data and state, and keyboard is used for operating and sends various command.Electronic body weightometer is grouped into by doctor's type scale part and data transfer part, and doctor's type scale partly adopts the T3508 gauge outfit of marine products.Tcp data segment is made up of circuit board and shell, and circuit board is made up of a slice microprocessor STC12C5052, a slice radio-frequency transmissions chip nrf2401, makes the instrument volume reduce weight saving greatly.But because the hand-held height of surveying can not guarantee that instrument is in horizontality, so there is error in measurement data; Simultaneously, survey high and the part-structure separation of weighing, to placing and carrying and caused inconvenience.Therefore, do not have so far a suitable household height, measured body weight simple in structure, be convenient to place mobile height and weight measuring instrument.
Summary of the invention
To above-mentioned situation, for overcoming the defective of prior art, the purpose of the utility model just provides a kind of novel height, measured body weight appearance, can effectively solve the convenience that is easy to carry about with one, measure the problem of human body height, body weight accurately.
The technical scheme that the utility model solves is; Comprise the metering circuit in housing and the housing; The anterior pallet of weighing that places on the LOAD CELLS that is equipped with on one side of housing; Another side is equipped with height latch, nixie display and start button side by side, height button, body weight button from top to bottom successively, and the leveling display and the ultrasonic sensor (claiming ultrasound wave height data collector again) of tape light is housed through data line on the side; Described metering circuit comprises central processing unit; Central processing unit connects leveling display, ultrasonic sensor, nixie display, weight data amplification and analog to digital converter and height latch respectively; Weight data amplification and analog to digital converter link to each other with the weight data collector; The height latch links to each other with nixie display, and central processing unit, weight data collector, weight data amplification and analog to digital converter, height latch, leveling display, ultrasonic sensor and nixie display all link to each other with power supply.
The utility model novel structure is unique, and volume is little, and is portable, easy to use, and test accurately can be effective to measure the height and the body weight of human body, is the innovation on height, the measured body weight equipment.
Description of drawings
Fig. 1 is the external structure front view of the utility model.
Fig. 2 is the metering circuit connection box diagrammatic sketch of the utility model.
Embodiment
Elaborate below in conjunction with the embodiment of accompanying drawing to the utility model.
By Fig. 1, shown in 2; The utility model comprises the metering circuit in housing and the housing; The housing 1 anterior pallet 2 of weighing that places on the LOAD CELLS 3 that is equipped with on one side; Another side is equipped with height latch 5, nixie display 4 and start button 7 side by side, height button 8, body weight button 9 from top to bottom successively, and the leveling display 11 and the ultrasonic sensor (claiming ultrasound wave height data collector again) 6 of tape light is housed through data line 10 on the side; Described metering circuit comprises central processing unit 12; Central processing unit 12 connects leveling display 11, ultrasonic sensor 6, nixie display 4, weight data amplification and analog to digital converter 13 and height latch 5 respectively; Weight data amplifies and analog to digital converter 13 links to each other with weight data collector 14; Height latch 5 links to each other with nixie display 4, and central processing unit 12, weight data collector 14, weight data amplify and analog to digital converter 13, height latch 5, leveling display 11, ultrasonic sensor 6 and nixie display 4 all link to each other with power supply 15.
In order to guarantee result of use; Described LOAD CELLS 3 comprises that weight data collector 14 and weight data amplify and analog to digital converter 13, and weight data amplifies and analog to digital converter 13 is linked together by UA741 integrated operational amplifier and TLC1543 switched capacitor A/D chip constitutes;
Described start button 7 links to each other with power supply, and height button 8 links to each other with ultrasonic sensor 6, and body weight button 9 links to each other with LOAD CELLS 3.
Described central processing unit 12 is the AT89S52 single-chip microcomputer; Height latch 5 is the 74HC573 data latches; Ultrasonic sensor 6 is DYP-ME007 type ultrasonic wave module (being used for measuring distance); Leveling display 11 is based on MMA7361 three shaft angle degree sensor assemblies, and additional peripheral led display circuit constitutes leveling (reaching) display.
Restorer and oscillator also are housed on the described central processing unit; Constitute master control system; Restorer is accomplished the reset operation to program, and oscillator provides impulse oscillation signal for central processing unit work, and the function of master control system is to accept the height data of ultrasonic wave module collection or the body weight digital signal of A/D chip (TLC1543) output; To data computation, the processing that receives, and corresponding shows signal is provided to display module.
The leveling display is based on MMA7361 three shaft angle degree sensor assemblies, and additional peripheral led display circuit is when the sensor level; The output that two mutually perpendicular transverse axis and vertical pivot are corresponding is the 1.65v analog quantity; And when sensor when tilting for any one, on this axle, just have component of acceleration, the analog quantity of this output will increase; Its variation range is between 1.65v～2.4v, and the utility model only carries out horizontal position adjustment with its two mutually perpendicular transverse axis.
Window comparator circuit is adopted in the indication of the lateral shaft state of level, when reference voltage that this output quantity is provided with less than upper window edge, and the comparer output low level; Phase inverter through CD4011 four or two input nand gates constitute makes the base stage of 8050 (NPN type triodes) become high level, the triode conducting; This moment, this left axis deviation[pilot lamp was bright; Show instrument on this direction of principal axis left avertence certain angle, fine motion is adjusted to this lamp extinguishes, and shows this axle level; If this right axis deviation pilot lamp is bright, carry out above-mentioned adjustment equally, extinguish to pilot lamp.
Window comparator circuit is still adopted in the longitudinal axis state indication of level, and its working condition is identical with the lateral shaft condition indication circuit of level, repeats no more.
Nixie display is formed individual, ten, hundred, 1,004 demonstration positions by group of four figures pipe; It selects signal to be provided by four I/O mouths of single-chip microcomputer respectively; Give 74hc573 data latches, latch output meets the Duan Xuanduan of charactron, the position of being put through the SW-SPDT single-pole double-throw switch (SPDT); The dynamic scan of control display module shows or data latching that latched data can directly read.
LOAD CELLS is formed the full bridge measurement structure by four 50Kg range semibridge system LOAD CELLSs; Range is 200kg; Four 50Kg range semibridge system LOAD CELLSs place four jiaos of bottoms of the pallet of weighing respectively, and when the people stood on the pallet of weighing, four sensors changed; The analog voltage signal of output is changed, the voltage difference of signal (+) and signal (-) at 10mv between the 80mv.
TLC1543 is a kind of switched capacitor A/D conversion chip; The pattern of testing oneself of building in 10 precision, 11 passages, three kinds, EOC (converting) is provided signal; Adopt serial interface mode with the interface of single-chip microcomputer; Select 0 passage as the simulating signal input port in this circuit; The output signal of UA741 integrated operational amplifier carries out the A/D conversion through TLC1543, gives single-chip microcomputer the digital signal of output afterwards, and (ADC (port)-zzhi) * 2.431 calculates weight data and shows application of formula zhi=.
Power supply can adopt 10 joint 7# dry cells to form positive-negative power, through capacitor filtering, and the stable+5v voltage of 7805 voltage stabilizing chips output, the stable-5v voltage of 7905 voltage stabilizing chips output.
It is to be noted; The above-mentioned embodiment that provides just is used to explain the technical scheme of the utility model, is not to be used to limit the utility model, and the utility model is to utilize existing electric elements combining through novelty; Constitute a kind of new measurement height, weight control circuit; Therefore, the technical scheme identical in essence with the utility model that every employing equivalent substitution means have been done all belongs to the protection domain of the utility model.
The operating position of the utility model is, when height was measured, tester placed the crown, and the leveling display of tape light is put down indication tester horizontality naturally; Measure body weight, tester is placed on the ground, and the people stands in the pallet of weighing in the heart.Concrete operations are:
1. start---by " power supply " key, power light is bright, and the single-chip microcomputer relay indicating light is bright;
2. height is measured---and press " height " key, the charactron video data changes, and measuring instrument is placed the crown, and adjustment tester to four a horizontal level pilot lamp all extinguishes, and presses and latchs key, takes off tester, reads the height measurement result;
3. measured body weight---press " body weight " key, charactron shows that numerical value makes zero, and stands on the pallet of weighing, and charactron is display body remeasurement result immediately;
4. function is switched---in the use,, can realize freely switching of tester function by " height " or " body weight " key;
5. shutdown---by " power supply " key, power light goes out, and the single-chip microcomputer relay indicating light goes out.
The utility model compared with prior art has following outstanding useful technique effect:
1, the hand-held height of surveying does not have vertical column, and is simple in structure;
2, own water mean place adjusting module makes the height measurement result be accurate to 1mm;
3, adopt ultrasonic ranging to measure height, human body is not had any harm;
4, have the data latching function, conveniently read measurement result;
5, weighing unit adopts full bridge structure, and range is 200Kg, and precision is up to 0.1Kg;
6, integrate the height and weight measurement function, under the start dress attitude, can free handover measurement appearance function, place the crown can survey height, be placed on the ground and can survey body weight;
7, have independent ISP and download mouth, be convenient to the optimization and the renewal of system;
8, adopt modular design, cost is low, is convenient to industrialized mass production simultaneously;
9, the measuring instrument design size is high (thick) 3cm of the wide 17cm of long 28cm, and length breadth ratio meets aesthstic golden section proportion, good visual effect; Design weight is 0.75Kg.The instrument volume is little, and is in light weight, be convenient to place, carry, and be the innovation of measuring on height, the body weight equipment.
Claims (4)
1. a height, measured body weight appearance; Comprise the metering circuit in housing and the housing; It is characterized in that; The anterior pallet of weighing (2) that places on the LOAD CELLS (3) that is equipped with on one side of housing (1); Another side is equipped with height latch (5), nixie display (4) and start button (7) side by side, height button (8), body weight button (9) from top to bottom successively, and the leveling display (11) and the ultrasonic sensor (6) of tape light is housed through data line (10) on the side; Described metering circuit comprises central processing unit (12); Central processing unit (12) connects leveling display (11), ultrasonic sensor (6), nixie display (4), weight data amplification and analog to digital converter (13) and height latch (5) respectively; Weight data amplifies and analog to digital converter (13) links to each other with weight data collector (14); Height latch (5) links to each other with nixie display (4), and central processing unit (12), weight data collector (14), weight data amplify and analog to digital converter (13), height latch (5), leveling display (11), ultrasonic sensor (6) and nixie display (4) all link to each other with power supply (15).
2. height according to claim 1, measured body weight appearance; It is characterized in that; Described LOAD CELLS (3) comprises that weight data collector (14) and weight data amplify and analog to digital converter (13), and weight data amplifies and analog to digital converter (13) is linked together by UA741 integrated operational amplifier and TLC1543 switched capacitor A/D chip constitutes.
3. height according to claim 1, measured body weight appearance is characterized in that, described start button (7) links to each other with power supply, and height button (8) links to each other with ultrasonic sensor (6), and body weight button (9) links to each other with LOAD CELLS (3).
4. height according to claim 1, measured body weight appearance is characterized in that, restorer and oscillator are housed on the described central processing unit, constitute master control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205674801U CN202372244U (en) | 2011-12-30 | 2011-12-30 | Height and weight measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205674801U CN202372244U (en) | 2011-12-30 | 2011-12-30 | Height and weight measuring instrument |
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| Publication Number | Publication Date |
|---|---|
| CN202372244U true CN202372244U (en) | 2012-08-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205674801U Expired - Fee Related CN202372244U (en) | 2011-12-30 | 2011-12-30 | Height and weight measuring instrument |
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| Country | Link |
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| CN (1) | CN202372244U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104207780A (en) * | 2014-08-22 | 2014-12-17 | 南昌大学 | Measuring device and measuring method for judgment of lower limb flexibility of parkinsonian |
| CN104764513A (en) * | 2015-03-13 | 2015-07-08 | 东莞捷荣技术股份有限公司 | Height and weight measurement instrument |
| CN104757996A (en) * | 2015-03-13 | 2015-07-08 | 东莞捷荣技术股份有限公司 | Ultrasonic wave height measuring instrument |
| CN104757997A (en) * | 2015-03-13 | 2015-07-08 | 东莞捷荣技术股份有限公司 | Height measuring instrument |
| CN104771174A (en) * | 2015-03-13 | 2015-07-15 | 东莞捷荣技术股份有限公司 | Standing posture height measuring device and standing posture height measuring method |
| CN106618582A (en) * | 2017-01-12 | 2017-05-10 | 湖南师范大学 | Body height measurement equipment capable of preventing standing on tiptoe |
| CN107647821A (en) * | 2017-09-04 | 2018-02-02 | 广东美的环境电器制造有限公司 | Toilet lid and there is its closestool |
| CN109186730A (en) * | 2018-08-13 | 2019-01-11 | 广东小天才科技有限公司 | Height and weight measuring method and device, measuring equipment and storage medium |
-
2011
- 2011-12-30 CN CN2011205674801U patent/CN202372244U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104207780A (en) * | 2014-08-22 | 2014-12-17 | 南昌大学 | Measuring device and measuring method for judgment of lower limb flexibility of parkinsonian |
| CN104764513A (en) * | 2015-03-13 | 2015-07-08 | 东莞捷荣技术股份有限公司 | Height and weight measurement instrument |
| CN104757996A (en) * | 2015-03-13 | 2015-07-08 | 东莞捷荣技术股份有限公司 | Ultrasonic wave height measuring instrument |
| CN104757997A (en) * | 2015-03-13 | 2015-07-08 | 东莞捷荣技术股份有限公司 | Height measuring instrument |
| CN104771174A (en) * | 2015-03-13 | 2015-07-15 | 东莞捷荣技术股份有限公司 | Standing posture height measuring device and standing posture height measuring method |
| CN104764513B (en) * | 2015-03-13 | 2017-09-22 | 康凯 | A kind of height and weight measuring instrument |
| CN106618582A (en) * | 2017-01-12 | 2017-05-10 | 湖南师范大学 | Body height measurement equipment capable of preventing standing on tiptoe |
| CN107647821A (en) * | 2017-09-04 | 2018-02-02 | 广东美的环境电器制造有限公司 | Toilet lid and there is its closestool |
| CN109186730A (en) * | 2018-08-13 | 2019-01-11 | 广东小天才科技有限公司 | Height and weight measuring method and device, measuring equipment and storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120808 Termination date: 20121230 |