CN208795349U - A kind of height and weight measuring instrument - Google Patents
A kind of height and weight measuring instrument Download PDFInfo
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- CN208795349U CN208795349U CN201821411262.7U CN201821411262U CN208795349U CN 208795349 U CN208795349 U CN 208795349U CN 201821411262 U CN201821411262 U CN 201821411262U CN 208795349 U CN208795349 U CN 208795349U
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Abstract
The utility model relates to height and weight field of measuring technique more particularly to a kind of height and weight measuring instruments.The height and weight measuring instrument includes: equipment body；Control device is set to inside equipment body；Weighing sensor is set to inside equipment body, is electrically connected with control device, and weighing sensor is for obtaining weight data and weight data being sent to control device；Supersonic sounding device is set to equipment body upper surface, is electrically connected with control device, and supersonic sounding device is used to shape by ultrasound beamformer and obtains height data and height data is sent to control device；Display device is set to equipment body upper surface, and display device and control device are electrically connected, and display device is for showing weight data and height data under the control of control device.The height and weight measuring instrument has many advantages, such as that small in size, occupied space is few, is be easily moved and stores.
Description
Technical field
The utility model relates to height and weight field of measuring technique more particularly to a kind of height and weight measuring instruments.
Background technique
The measurement of height and weight data is the common demand in people's daily life, general household scale function list
One, it is only used for weighing in, is not capable of measuring height.Although medical height and weight measuring instrument can measure height and body simultaneously
Weight, but it often uses drawbar structure, or vertical column is arranged on measuring instrument and measures height with IR interface, this
A little structures cause the volume of height and weight measuring instrument larger, occupy more space, and not easily shifted and storage, are not suitable for daily family
With.
Utility model content
The purpose of this utility model is to provide a kind of height and weight measuring instruments, to solve existing medical height and weight measurement
Instrument volume is big, not easily shifted and storage, is unsuitable for the problems such as household.
The utility model provides a kind of height and weight measuring instrument, comprising:
Equipment body；
Control device is set to inside the equipment body；
Weighing sensor is set to inside the equipment body, is electrically connected with the control device, the weighing sensor
For obtaining weight data and the weight data being sent to the control device；
Supersonic sounding device is set to the equipment body upper surface, is electrically connected with the control device, and the ultrasound is surveyed
It is used to shape by ultrasound beamformer away from device and obtains height data and the height data is sent to the control device；
Display device is set to the equipment body upper surface, and the display device and the control device are electrically connected, institute
Display device is stated for showing the weight data and the height data under the control of the control device.
Further, the supersonic sounding device be used for irradiate ultrasonic wave surface and the equipment body upper surface it
Between angled α setting, 90 ° < α < 180 °；The distance between front end of the supersonic sounding device and the standing area is D,
20cm<D<40cm。
Preferably, 120 ° < α < 160 °, 25cm < D < 35cm.
It is highly preferred that α=135 °, D=30cm.
Further, the supersonic sounding device is shaped by ultrasound beamformer obtains distance L and angle, θ, the distance L
For the distance of the supersonic sounding device to user's forehead, the extending direction and the equipment that the angle, θ is the distance L
The included angle formed between the upper surface of main body.
As an implementation, the supersonic sounding device includes:
Energy converter receives the signal of the ultrasonic wave reflected from the user, transformation for irradiating ultrasonic wave to user
The ultrasonic wave and the multiple ultrasonic signals of output received；
Beam-shaper, for being converted the ultrasonic signal inputted from the energy converter by using transforming function transformation function
To another space；Beam signal is generated by signal processing in space after the conversion；And point from the transforming function transformation function
High fdrequency component and selection and processing low frequency component are removed in amount；
Apart from generator, the beam signal for being generated by using the beam-shaper determines user's forehead
Position, and the data of the distance L and the data of the angle, θ are obtained according to user's forehead position, and then be calculated
The height data.
Further, the beam-shaper includes:
Filter, for removing high fdrequency component from the component of the transforming function transformation function and selecting low frequency component；
Beamforming processor, for will be from institute by using the transforming function transformation function being made of the selected low frequency component
The ultrasonic signal for stating energy converter input is converted into another space, and passes through signal processing next life in space after the conversion
At beam signal.
Wherein, transforming function transformation function is made of orthogonal polynomial, and the orthogonal polynomial is one of following multinomial: Hermit
Multinomial, Laguerre polynomials, Jacobi polynomial, Gegenbauer polynomial, Chebyshev polynomials and Legendre are multinomial
Formula.
Preferably, the transforming function transformation function is Legnedre polynomial P, wherein P=[P0, P1 ... PL-1] T,
Pk is the kth column of P, and cnkIt is determined by Ge Lan vectre set.
Further, the beamforming processor by using based on the minimum variance of orthogonal polynomial come in the change
It changes in rear space and executes beam forming, to generate the beam signal by signal processing.
Further, the beamforming processor includes:
Conversion module, it is described defeated for generating the transformation signal about input signal by using the transforming function transformation function
Entering signal is the ultrasonic signal inputted from the energy converter；
Weight computing module, for calculating transformation signal weight, the transformation signal weight is about the transformation signal
Weight；
Synthesis module, for generating the wave beam letter by using the transformation signal and the transformation signal weight
Number.
Further, the weight computing module is for calculating the transformation signal power according to space covariance matrix
Value, the space covariance matrix are generated by Search Space Smoothing, and the Search Space Smoothing is according to the transformation signal
And generate space covariance matrix.
As an implementation, the supersonic sounding device includes ultrasound apart from sensor array and processor,
The ultrasound is apart from sensor array for obtaining user's body different parts and the ultrasound apart from sensor array
Several range data between column are simultaneously sent to the processor, and the processor and the ultrasound are apart from sensor array
Column be electrically connected, for receiving several range data from the ultrasound apart from sensor array, to it is several it is described away from
It calculated, compared from data, and be calculated using the range data maximum value and range data minimum value after relatively described
Height data, the processor and the control device are electrically connected, for the height data to be sent to the controller
Part.
Further, the height and weight measuring instrument further includes the infrared distance sensor being located on the equipment body,
The infrared distance sensor is arranged close to the supersonic sounding device, and sensing direction is set towards standing area direction level
Set, the infrared distance sensor and the control device are electrically connected, for the control device send user with it is described
Horizontal distance between supersonic sounding device.
Further, the height and weight measuring instrument further includes the prompt device being electrically connected with control device, described
When the horizontal distance that control device receives the infrared distance sensor transmission is less than horizontal distance standard value, the prompting device
Part is used to receive the standby signal sent from the control device to start prompt.
Further, the equipment body includes platform and the support portion below the platform, the equipment master
Body includes standing area and the display area in front of the standing area, and the weighing sensor is correspondingly arranged at the standing
Below region, the display device is set in the display area, before the supersonic sounding device is set to the display area
Side.
Preferably, the support portion includes universal wheel, and is equipped on the universal wheel for locking the universal wheel
Locking member is equipped with gasket between the universal wheel and the locking member.
Further, the control device is MCU controller；The weighing sensor is semibridge system weighing sensor；Institute
Stating display device is LCD display or LED display, and the display device is equipped with touch controlled key.
Further, the height and weight measuring instrument further includes the voice broadcast device set on the equipment body surface,
The voice broadcast device and the control device are electrically connected, for broadcasting the weight under the control of the control device
Data and the height data；The height and weight measuring instrument further includes the power supply device inside the equipment body, institute
It is electric with the control device, the weighing sensor, the supersonic sounding device and the display device respectively to state power supply device
Property connection, for providing stable power；The height and weight measuring instrument further includes the storage school inside the equipment body
Quasi- device, the storage calibration device and the control device are electrically connected, under the control of the control device to institute
It states weight data and the height data is stored and calibrated；The height and weight measuring instrument further includes being set to the equipment master
The radiator of body bottom, the radiator are correspondingly arranged at below the control device.
Further, the height and weight measuring instrument further includes the communication device inside the equipment body, described
Communication device and the control device are electrically connected, and the communication device under the conditions of internet for carrying out the height data
The bar code image that transmission or generation with the weight data are identified for hand-held terminal device, the bar code image are bar code
Or two dimensional code.
Compared with prior art, the utility model have it is following the utility model has the advantages that
In the utility model, it is provided with weighing sensor and supersonic sounding device simultaneously in height and weight measuring instrument, with
Weight data and height data are obtained respectively, so that weight can either be measured in the same measuring instrument, can also measure by realizing
The function of height.Moreover, what the supersonic sounding devices use ultrasound beamformer of the utility model shaped can refer to tropism and survey
Range performance can determine the user highest point position that ultrasonic wave can measure, and then calculation processing obtains Human Height coral tangerine,
It can avoid the structure design for thus simplifying height and weight measuring instrument using mechanical structures such as pull rod or columns, make it have more
While measuring function, also have many advantages, such as that small in size, occupied space is few, be easily moved and store, so that the height and weight is surveyed
Amount instrument is applicable to various application occasions, is particularly suitable for the family of child, facilitate parent monitor at any time the body of child at
Long situation.
Detailed description of the invention
Fig. 1 is the top view of one height body weight measuring device of embodiment.
Fig. 2 is the side view of one height body weight measuring device of embodiment.
Fig. 3 is the schematic illustration of one height body weight measuring device of embodiment measurement height.
Fig. 4 is the structural block diagram of supersonic sounding device in one height body weight measuring device of embodiment.
Fig. 5 is the structural block diagram of beam-shaper in one height body weight measuring device of embodiment.
Fig. 6 is the structural block diagram of beamforming processor in one height body weight measuring device of embodiment.
Fig. 7 is the internal structure block diagram of one height body weight measuring device of embodiment.
Fig. 8 is the top view of two height and weight measuring instrument of embodiment.
Fig. 9 is the side view of two height and weight measuring instrument of embodiment.
Figure 10 is the internal structure block diagram of two height and weight measuring instrument of embodiment.
Figure 11 is the top view of three height and weight measuring instrument of embodiment.
Figure 12 is the side view of three height and weight measuring instrument of embodiment.
Figure 13 is the structural block diagram of supersonic sounding device in three height and weight measuring instrument of embodiment.
Figure 14 is the internal structure block diagram of three height and weight measuring instrument of embodiment.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
It clearly and completely describes, it is clear that described embodiment is only the utility model a part of the embodiment, rather than whole realities
Apply example.Based on the embodiments of the present invention, those of ordinary skill in the art institute without making creative work
The every other embodiment obtained, fall within the protection scope of the utility model.
In the present invention, term " on ", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outside",
" in ", "vertical", "horizontal", " transverse direction ", the orientation or positional relationship of the instructions such as " longitudinal direction " be orientation based on the figure or
Positional relationship.These terms are not intended to limit indicated primarily to better describe the utility model and embodiment
Device, element or component must have particular orientation, or be constructed and operated with particular orientation.
Also, above-mentioned part term is other than it can be used to indicate that orientation or positional relationship, it is also possible to for indicating it
His meaning, such as term " on " also are likely used for indicating certain relations of dependence or connection relationship in some cases.For ability
For the those of ordinary skill of domain, the concrete meaning of these terms in the present invention can be understood as the case may be.
In addition, term " installation ", " setting ", " being equipped with ", " connection ", " connected " shall be understood in a broad sense.For example, it may be solid
Fixed connection, is detachably connected or monolithic construction；It can be mechanical connection, or electrical connection；It can be directly connected, either
It indirectly connected through an intermediary, or is two connections internal between device, element or component.For this field
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In addition, term " first ", " second " etc. are mainly used for distinguishing different devices, element or component (specifically
Type and construction may it is identical may also be different), be not intended to show or implies meaning showing device, element or component
Relative importance and quantity.Unless otherwise indicated, the meaning of " multiple " is two or more.
A kind of height and weight measuring instrument provided by the embodiment of the utility model is described in detail below with reference to attached drawing.
Embodiment one
In conjunction with shown in Fig. 1 to Fig. 7, the present embodiment provides a kind of height and weight measuring instruments, comprising: equipment body 1 and is set to
Control device 2 inside equipment body 1, and the weighing sensor 3, the supersonic sounding device that are electrically connected respectively with control device 2
Part 4 and display device 5, wherein weighing sensor 3 is set to inside equipment body 1, and supersonic sounding device 4 and display device 5 are set to
1 upper surface of equipment body.
In the present embodiment, the top half of equipment body 1 is platform structure, and column is not arranged additionally on platform structure
Or the structures such as pull rod, but height and measured body weight function are realized using weighing sensor and supersonic sounding device.Wherein, it ties
The weighing sensor 3 shown in Fig. 7, in equipment body 1 is closed for obtaining weight data, supersonic sounding device 4 is for passing through
Ultrasound beamformer forming obtains height data, and weight data and height data are all sent to control device 2, and control device 2 is again
Control makes display device 5 show weight data and height data.The present embodiment can realize following effect as a result: in equipment master
In the case where being not provided with the mechanical structures such as additional column or pull rod on body 1, it still is able to realize the same of height and weight
When measure, especially with ultrasound beamformer forming can refer to tropism and survey range performance obtain height data, that is to say, that
The present embodiment makes the scale of script household have the function of weighing in and measure height concurrently, so that the present embodiment
Height and weight measuring instrument can either realize multiple measurement function, can have that small in size, occupied space is few, is moved easily and stores again
The advantages that, so that it is can be applied to a variety of occasions, be particularly suitable for the family of child, parent is facilitated to record and grasp at any time child
Physical developmental state.
Specifically, referring to figs. 1 and 2, the equipment body 1 in the present embodiment including standing area 11 and is located at standing
The display area 12 in the front of region 11 (i.e. 11 top of standing area in Fig. 1), standing area 11 for provide specified region for
Family, which is stood, to be measured, and display area 12 is for showing measurement data result.Configuration aspects, equipment body 1 include platform 13 and are set to
The support portion 14 of 13 lower section of platform, the support portion 14 are used to support entire height and weight measuring instrument.Support portion in the present embodiment
14 include four fixing pieces being arranged at 1 bottom four corners of equipment body, but it is understood that, the support portion of the utility model
Other support constructions can also be used, such as in order to be moved easily height and weight measuring instrument, the support portion of the utility model can also
To include the universal wheel set on equipment body bottom, and equipped with the locking member for locking universal wheel on universal wheel, in order to prolong
Rubber sheet gasket can also be arranged in the service life of long universal wheel between universal wheel and locking member, to reduce universal wheel and locking
Friction between part.
Specifically, control device 2 is MCU controller, MCU controller control weighing sensor 3 and supersonic sounding device 4 with
Weight data and height data are obtained respectively, and weight data and height data are resolved, then control the display of display device 5
Weight and height information.Weighing sensor 3 is semibridge system weighing sensor, and semibridge system weighing sensor can inhibit temperature change
Influence and inhibit lateral force interference, be able to solve the compensation problem of weighing sensor, measure entire height and weight measuring instrument
The sensitivity of weight is higher, measured value is more acurrate.Control device 2 and weighing sensor 3 are set to inside equipment body 1, and are claimed
The lower section that sensor 3 is correspondingly arranged at standing area 11 is retransmitted, weighing sensor 3 and control device 2 are electrically connected, for obtaining weight
Data simultaneously send weight data to control device 2.
Specifically, supersonic sounding device 4 is set to the upper surface of equipment body 1, is particularly located at 5 front (i.e. Fig. 1 of display device
The top of middle display device 5), supersonic sounding device 4 and control device 2 are electrically connected, for being obtained by ultrasound beamformer forming
It obtains height data and height data is sent to control device 2.In conjunction with shown in Fig. 2, supersonic sounding device 4 is used to shine to user
α is arranged at an angle for the surface of penetrating ultrasonic wave and the upper surface of equipment body 1,90 ° < α < 180 °, and supersonic sounding device 4 with
The distance between 11 front end of standing area D also has certain setting requirements, 20cm < D < 40cm.In the present embodiment, in order to make to issue
Ultrasonic wave can cover user's whole body as far as possible, exclude user's clothes and block the factors such as ultrasonic wave action result, it is preferred to use
120 ° < α < 160 °, 25cm < D < 35cm, it is highly preferred that α=135 °, D=30cm is arranged as far as possible with reaching optimum measurement effect
Except disturbing factor.
As shown in connection with fig. 3, supersonic sounding device 4 is shaped by ultrasound beamformer can get distance L and angle, θ, therein
Distance L be the supersonic sounding device to user's forehead (i.e. supersonic sounding device can measure user highest point position) away from
From the included angle that the extending direction and 1 upper surface of equipment body that angle, θ is distance L are formed, according to sine it is found that people
The altitude information of body forehead are as follows: L × sin θ.And human body forehead to the crown of human body there are also a distance, this section of distance can be used
Statistical method compensates, and according to statistical method it is found that the height on human body forehead to the crown accounts for the 2% of Human Height, therefore passes through
Calculate the height data of available human body are as follows: (L × sin θ)/(1-2%).
In the present embodiment, as shown in connection with fig. 4, the supersonic sounding device 4 include energy converter 41, beam-shaper 42 and away from
From generator 43, wherein energy converter 41 is used to irradiate ultrasonic wave to user, receives the signal of the ultrasonic wave reflected from user, transformation
The ultrasonic wave and the multiple ultrasonic signals of output received；Beam-shaper 42 is used for will be from transducing by using transforming function transformation function
The ultrasonic signal that device 41 inputs is converted into another space, then generates wave beam letter in space after the conversion by signal processing
Number, and for removing high fdrequency component and selection and processing low frequency component from the component of transforming function transformation function；It is used apart from generator 43
User's body image information is generated in the beam signal that generates by using beam-shaper 42, is believed by user's body image
It ceases to determine user highest point position --- i.e. user's forehead position that ultrasonic wave can be irradiated to, and according to user's forehead position
The data of distance L and the data of angle, θ are obtained, height data are calculated, then height data is sent to control device 2.
Wherein, in order to which the ultrasonic signal for reflecting user is treated as ideal beam signal, to be used for distance
The subsequent processing of generator, as shown in connection with fig. 5, beam-shaper 42 include filter 421 and beamforming processor 422, filter
Wave device 421 is used to remove high fdrequency component from the component of transforming function transformation function and selects low frequency component；Beamforming processor 422 is used for
The ultrasonic signal inputted from energy converter is converted by using the transforming function transformation function being made of selected low frequency component another
Space, and beam signal is generated by signal processing in space after the conversion.
Here, transforming function transformation function can be made of orthogonal polynomial.The orthogonal polynomial can be one in following multinomial
Kind: Hermite polynomials, Laguerre polynomials, Jacobi polynomial, Gegenbauer polynomial, Chebyshev polynomials and Le allow
Moral multinomial.In the present embodiment, transforming function transformation function V can be Legnedre polynomial P, wherein P=[P0, P1 ... PL-1] T,Pk is the kth column of P, and cnkIt is determined by Ge Lan vectre set.Beam forming processing
Device can execute beam forming in space after the conversion by using the minimum variance based on orthogonal polynomial, to pass through signal
Processing generates beam signal.
As shown in connection with fig. 6, beamforming processor 422 includes conversion module 4221, weight computing module 4222 and synthesis
Module 4223, wherein conversion module 4221 is used to generate the transformation signal about input signal by using transforming function transformation function, defeated
Entering signal is the ultrasonic signal inputted from energy converter；Weight computing module 4222 is for calculating transformation signal weight, transformation letter
Number weight is the weight about transformation signal；Synthesis module 4223 is used for by using transformation signal and transformation signal weight next life
At beam signal.It, can be by input signal by transforming function transformation function, weight computing and synthesis, most throughout one's life by above three module
At beam signal.
Other than above-mentioned supersonic sounding device, the height and weight measuring instrument of the present embodiment be additionally provided with highest height threshold value and
Minimum height threshold value, whether the height measurement data for judging user is effective, and highest height threshold value is set as in the present embodiment
2.3 meters, minimum height threshold value is set as 0.5 meter.When the height data that control device 2 receives is higher than highest height threshold value, or
For person when the height data that control device 2 receives is lower than minimum height threshold value, control device 2 judges the height data for invalid number
According to control device 2 is used to send invalid signals to display device 5 so that display device 5 shows the invalid information of height data, so
Supersonic sounding device 4 regains height data afterwards.When the height number for being sent to supersonic sounding device 4 that control device 2 receives
When according between highest height threshold value and minimum height threshold value, control device 2 judge the height data for valid data, controller
Part 2 is for sending useful signal to display device 5 so that display device 5 shows height data.
In the present embodiment, as shown in connection with fig. 7, display device 5 uses LCD display, and touching is equipped on display device 5
Key (not shown) is controlled, therefore is shown outside real-time height data and the weight data of user except through display device 5, it can be with
Leaf through history height data and weight data are controlled by touch controlled key.The height and weight measuring instrument of the present embodiment further includes being set to
The voice broadcast device 6 on 1 surface of equipment body and the power supply device (not shown) inside equipment body 1, voice announcer
Part 6 is specifically loudspeaker, and voice broadcast device and control device are electrically connected, for broadcasting weight under the control of control device 2
Data and height data；Power supply device is specifically power supply, and power supply device is surveyed with control device 2, weighing sensor 3, ultrasound respectively
It is electrically connected away from device 4, display device 5, for providing stable power.
Embodiment two
The difference between this embodiment and the first embodiment lies in as shown in figure 8, further including being located at equipment body 1 in the present embodiment
On infrared distance sensor 7 and prompt device 8.Infrared distance sensor 7 is set to the upper surface of equipment body 1, specifically tightly
It is attached to 4 lower section (i.e. the lower section of supersonic sounding device 4 in Fig. 8) of supersonic sounding device, as shown in figure 9, infrared distance sensor 7
Detection direction is horizontally disposed towards 11 direction of standing area, for measuring horizontal space.Infrared distance sensor 7 and control device 2
Be electrically connected, for after obtaining the horizontal distance between user and supersonic sounding device 4, to control device 2 send it is horizontal away from
From data.
In addition, further including the horizontal distance standard value set in the present embodiment, obtained when infrared distance sensor 7
When horizontal distance between user and supersonic sounding device 4 is less than above-mentioned horizontal distance standard value, it can be prompted by prompt device 8
The standing place of user is too close apart from supersonic sounding device 4, and the position stood is too forward, influences the accuracy of height measurement.In conjunction with
Shown in Figure 10, device 8 and control device 2 is prompted to be electrically connected, receives the transmission of infrared distance sensor 7 in control device 2
When horizontal distance is less than horizontal distance standard value, control device 2 judges that user location is forward, may influence the accurate of height measurement
Property, control device 2 sends standby signal to prompt device 8 so that prompt device starts prompt, to remind the standing of user at this time
Positional distance supersonic sounding device 4 is too close, may lead to height measurement result not because clothes blocks supersonic sounding device
Accurately, so that user be made to redefine standing place, to guarantee the effective and accurate of height measurement result.
Embodiment three
In conjunction with shown in Figure 11 to Figure 14, the present embodiment provides a kind of height and weight measuring instruments, comprising: equipment body 1 and sets
Control device 2 inside equipment body 1, and the weighing sensor 3, the supersonic sounding that are electrically connected respectively with control device 2
Device 4 and display device 5, wherein weighing sensor 3 is set to inside equipment body 1, and supersonic sounding device 4 and display device 5 are set
In 1 upper surface of equipment body.
In the present embodiment, the top half of equipment body 1 is platform structure, and column is not arranged additionally on platform structure
Or the structures such as pull rod, but multiple measurement function is realized using weighing sensor and supersonic sounding device.Wherein, it is set to equipment
For weighing sensor 3 in main body for obtaining weight data, supersonic sounding device 4, which is used to shape by ultrasound beamformer, obtains body
High data, and weight data and height data are all sent to control device 2, control device 2 controls again shows display device 5
Weight data and height data.The present embodiment can realize following effect as a result: additional stand is not provided on equipment body 1
In the case where the mechanical structures such as column or pull rod, measurement while still being able to realize height and weight, especially with ultrasound
Wave beam forming can refer to tropism and survey range performance to obtain height data, that is to say, that the present embodiment makes script household
Scale had the function of weighing in and measure height concurrently so that the height and weight measuring instrument of the present embodiment can either
It realizes multiple measurement function, can have many advantages, such as that small in size, occupied space is few, is moved easily and stores again, can be applied to it
A variety of occasions are particularly suitable for the family of child, and parent is facilitated to record and grasp at any time the physical developmental state of child.
Specifically, the equipment body 1 in the present embodiment includes standing area 11 and (schemes positioned at 11 front of standing area
The top of standing area 11 in 11) display area 12, standing area 11 stands for providing specified region for user and measures, display
Region 12 is for showing measurement data result.Configuration aspects, equipment body 1 include platform 13 and the support set on 13 lower section of platform
Portion 14, the support portion 14 are used to support entire height and weight measuring instrument.Support portion 14 in the present embodiment includes being arranged in equipment
Four fixing pieces at 1 bottom four corners of main body, but it is understood that, the support portion of the utility model can also be using other branch
Support structure, such as in order to be moved easily height and weight measuring instrument, the support portion of the utility model also may include being set to equipment master
The universal wheel of body bottom, and equipped with the locking member for locking universal wheel on universal wheel, in order to extend the use longevity of universal wheel
Life, can also be arranged rubber sheet gasket, between universal wheel and locking member to reduce the friction between universal wheel and locking member.
Specifically, control device 2 is MCU controller, MCU controller control weighing sensor 3 and supersonic sounding device 4 with
Weight data and height data are obtained respectively, and weight data and height data are resolved, then control the display of display device 5
Weight and height information.Weighing sensor 3 is semibridge system weighing sensor, and semibridge system weighing sensor can inhibit temperature change
Influence and inhibit lateral force interference, be able to solve the compensation problem of weighing sensor, measure entire height and weight measuring instrument
The sensitivity of weight is higher, measured value is more acurrate.Control device 2 and weighing sensor 3 are set to inside equipment body 1, and are claimed
The lower section that sensor 3 is correspondingly arranged at standing area 11 is retransmitted, weighing sensor 3 and control device 2 are electrically connected, for obtaining weight
Data simultaneously send weight data to control device 2.
Specifically, supersonic sounding device 4 is set to the upper surface of equipment body 1, is particularly located at 5 front of display device and (schemes
The top of display device 5 in 11), supersonic sounding device 4 and control device 2 are electrically connected, for being shaped by ultrasound beamformer
It obtains height data and height data is sent to control device 2.Supersonic sounding device 4 is used to irradiate the table of ultrasonic wave to user
Face be at an angle to the horizontal surface α setting, 90 ° < α < 180 °, and between supersonic sounding device and standing area front end away from
Also there are certain setting requirements, 20cm < D < 40cm from D.In the present embodiment, in order to enable the ultrasonic wave issued to cover use as far as possible
Family whole body excludes user's clothes and blocks the factors such as ultrasonic wave action result, it is preferred to use and 120 ° < α < 160 °, 25 cm < D < 35cm,
It is highly preferred that α=135 °, D=30cm, to reach optimum measurement effect, as far as possible exclusive PCR factor.
In conjunction with shown in Figure 13, supersonic sounding device 4 includes ultrasound apart from sensor array 44 and processor 45, is surpassed
Cement bond logging range sensor array 44 is for obtaining user's body different parts and ultrasound between sensor array 44
Several range data, processor 45 and ultrasound be electrically connected apart from sensor array 44, comes from ultrasonic wave for receiving
Several range data for surveying range sensor array 44 are compared processing to several range data, and after utilization relatively away from
Height data is calculated from data maximums and range data minimum value, processor 45 and control device 2 are electrically connected, are used for
Height data is sent to control device 2.
Other than above-mentioned supersonic sounding device, the height and weight measuring instrument of the present embodiment be additionally provided with highest height threshold value and
Minimum height threshold value, whether the height measurement data for judging user is effective, and highest height threshold value is set as in the present embodiment
2.3 meters, minimum height threshold value is set as 0.5 meter.When the height data that control device 2 receives is higher than highest height threshold value, or
For person when the height data that control device 2 receives is lower than minimum height threshold value, control device 2 judges the height data for invalid number
According to control device 2 is used to send invalid signals to display device 5 so that display device 5 shows the invalid information of height data, so
Supersonic sounding device 4 regains height data afterwards.When the height number for being sent to supersonic sounding device 4 that control device 2 receives
When according between highest height threshold value and minimum height threshold value, control device 2 judge the height data for valid data, controller
Part 2 is for sending useful signal to display device 5 so that display device 5 shows height data.
In this example it is shown that device 5 uses LCD display, touch controlled key is equipped on display device 5, and (figure is not
Show), therefore shown outside real-time height data and the weight data of user except through display device 5, it can also be pressed by touch-control
Key control is leafed through history height data and weight data.The height and weight measuring instrument of the present embodiment further includes being set to equipment body 1
The voice broadcast device 6 on surface and the power supply device (not shown) inside equipment body 1, voice broadcast device 6 are specifically
Loudspeaker, voice broadcast device and control device are electrically connected, for broadcasting weight data and height under the control of control device 2
Data；Power supply device is specifically power supply, power supply device respectively with control device 2, weighing sensor 3, supersonic sounding device 4, aobvious
Show that device 5 is electrically connected, for providing stable power.
In addition, in order to improve the comprehensive function of the height and weight measuring instrument of the present embodiment, the height and weight of the present embodiment is surveyed
Amount instrument further includes that the storage calibration device inside equipment body 1 and the radiator set on 1 bottom of equipment body (are schemed not
Show).Wherein storage calibration device and control device 2 be electrically connected, under the control of control device to weight data and body
High data carry out storage and standard；Since control device 2 belongs to the electronic device easily to generate heat, therefore the radiator of the present embodiment is corresponding
Set on 2 lower section of control device, for playing heat spreading function.
The height and weight measuring instrument of the present embodiment further includes the communication device 9 inside the equipment body 1, communication device and
Control device 2 is electrically connected, for carrying out the transmission of height data and weight data under the conditions of internet or generating for hand
The bar code image (such as two dimensional code) of terminal device identification is held, which is shown on display device.In the present embodiment, communication
Device can be wireless communication devices, such as bluetooth module or WiFi module, is based on by modes such as bluetooth or WiFi corresponding
Communication protocol by control device 2 height data and weight data be transmitted to hand-held terminal device, or can also pass through
Hand-held terminal device is scanned the two dimensional code on display device, and height data and weight data are transmitted to handheld terminal and set
It is standby upper.
A kind of height and weight measuring instrument disclosed in the utility model embodiment is described in detail above, is answered herein
The principles of the present invention and embodiment are expounded with specific case, the explanation of above example is only intended to sides
Assistant solves the method and its core concept of the utility model；At the same time, for those skilled in the art is practical new according to this
The thought of type, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification should not manage
Solution is limitations of the present invention.
Claims (10)
1. a kind of height and weight measuring instrument characterized by comprising
Equipment body；
Control device is set to inside the equipment body；
Weighing sensor is set to inside the equipment body, is electrically connected with the control device, and the weighing sensor is used for
It obtains weight data and the weight data is sent to the control device；
Supersonic sounding device is set to the equipment body upper surface, is electrically connected with the control device, the supersonic sounding device
Part is used to shape by ultrasound beamformer and obtains height data and the height data is sent to the control device；
Display device is set to the equipment body upper surface, and the display device and the control device are electrically connected, described aobvious
Show device for showing the weight data and the height data under the control of the control device.
2. height and weight measuring instrument according to claim 1, which is characterized in that the supersonic sounding device is super for irradiating
Angled α setting between the surface of sound wave and the upper surface of the equipment body, 90 ° < α < 180 °；The equipment body includes station
The distance between the front end of vertical region, the supersonic sounding device and the standing area is D, 20cm < D < 40cm.
3. height and weight measuring instrument according to claim 2, which is characterized in that 120 ° < α < 160 °, 25cm < D < 35cm.
4. height and weight measuring instrument according to claim 2, which is characterized in that the supersonic sounding device passes through ultrasonic wave
Beam forming obtains distance L and angle, θ, then obtains the height data, the distance L by the distance L and the angle, θ
For the distance of the supersonic sounding device to user's forehead, the extending direction and the equipment master that the angle, θ is the distance L
The included angle formed between the upper surface of body.
5. height and weight measuring instrument according to claim 2, which is characterized in that stating supersonic sounding device includes:
Energy converter receives the signal of the ultrasonic wave reflected from the user, transformation receives for irradiating ultrasonic wave to user
The ultrasonic wave and the multiple ultrasonic signals of output arrived；
Beam-shaper, for being converted into the ultrasonic signal inputted from the energy converter separately by using transforming function transformation function
One space；Beam signal is generated by signal processing in space after the conversion；And from the component of the transforming function transformation function
Remove high fdrequency component and selection and processing low frequency component；
Apart from generator, the beam signal for being generated by using the beam-shaper determines user's forehead position
It sets, and obtains the data of the distance L and the data of the angle, θ according to user's forehead position, and then institute is calculated
State height data.
6. height and weight measuring instrument according to claim 5, which is characterized in that the beam-shaper includes:
Filter, for removing high fdrequency component from the component of the transforming function transformation function and selecting low frequency component；
Beamforming processor, for that will be changed from described by using the transforming function transformation function being made of the selected low frequency component
The ultrasonic signal of energy device input is converted into another space, and generates wave by signal processing in space after the conversion
Beam signal.
7. height and weight measuring instrument according to claim 6, which is characterized in that the beamforming processor includes:
Conversion module, for generating the transformation signal about input signal, the input letter by using the transforming function transformation function
Number for the ultrasonic signal that is inputted from the energy converter；
Weight computing module, for calculating transformation signal weight, the transformation signal weight is the power about the transformation signal
Value；
Synthesis module, for generating the beam signal by using the transformation signal and the transformation signal weight.
8. height and weight measuring instrument according to claim 2, which is characterized in that the supersonic sounding device includes ultrasonic wave
Survey range sensor array and processor, the ultrasound apart from sensor array for obtain user's body different parts with
Several range data of the ultrasound between sensor array are simultaneously sent to the processor, the processor with
The ultrasound is electrically connected apart from sensor array, if for receiving from the ultrasound apart from sensor array
Dry range data, calculates several range data, is compared, and range data maximum value and distance after utilization relatively
The height data is calculated in data minimum value, and the processor and the control device are electrically connected, are used for the body
High data are sent to the control device.
9. height and weight measuring instrument according to claim 2, which is characterized in that the equipment body includes platform and sets
Support portion below the platform, the equipment body include standing area and the viewing area in front of the standing area
Domain, the weighing sensor are correspondingly arranged at below the standing area, and the display device is set in the display area, described
Supersonic sounding device is set to the front of the display area.
10. height and weight measuring instrument according to claim 1, which is characterized in that the control device is MCU controller；
The weighing sensor is semibridge system weighing sensor；The display device is LCD display or LED display, the display
Device is equipped with touch controlled key；The height and weight measuring instrument further includes the voice announcer set on the equipment body surface
Part, the voice broadcast device and the control device are electrically connected, for described in the casting under the control of the control device
Weight data and the height data；The height and weight measuring instrument further includes the charger inside the equipment body
Part, the power supply device respectively with the control device, the weighing sensor, the supersonic sounding device and the display
Part is electrically connected, for providing stable power；And/or the height and weight measuring instrument further includes being set in the equipment body
The storage calibration device in portion, the storage calibration device and the control device are electrically connected, in the control device
The weight data and the height data are stored and calibrated under control；The height and weight measuring instrument further includes being set to
The radiator of the equipment body bottom, the radiator are correspondingly arranged at below the control device；And/or the height body
Remeasurement instrument further includes the communication device inside the equipment body, and the communication device electrically connects with the control device
It connects, the communication device is used to carry out the transmission or generation of the height data and the weight data under the conditions of internet
For the bar code image of hand-held terminal device identification, the bar code image is bar code or two dimensional code.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821411262.7U CN208795349U (en) | 2018-08-28 | 2018-08-28 | A kind of height and weight measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821411262.7U CN208795349U (en) | 2018-08-28 | 2018-08-28 | A kind of height and weight measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208795349U true CN208795349U (en) | 2019-04-26 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821411262.7U Expired - Fee Related CN208795349U (en) | 2018-08-28 | 2018-08-28 | A kind of height and weight measuring instrument |
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| Country | Link |
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| CN (1) | CN208795349U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111956224A (en) * | 2020-01-08 | 2020-11-20 | 青岛足谱科技有限公司 | Foot pressure shape detector and insole preparation process based on foot pressure shape detector |
| CN113081034A (en) * | 2021-03-29 | 2021-07-09 | 深圳市伊欧乐科技有限公司 | Ultrasonic height measuring method, device, measuring instrument and storage medium |
-
2018
- 2018-08-28 CN CN201821411262.7U patent/CN208795349U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111956224A (en) * | 2020-01-08 | 2020-11-20 | 青岛足谱科技有限公司 | Foot pressure shape detector and insole preparation process based on foot pressure shape detector |
| CN113081034A (en) * | 2021-03-29 | 2021-07-09 | 深圳市伊欧乐科技有限公司 | Ultrasonic height measuring method, device, measuring instrument and storage medium |
| CN113081034B (en) * | 2021-03-29 | 2024-04-16 | 深圳市伊欧乐科技有限公司 | Ultrasonic height measurement method, device, measuring instrument and storage medium |
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