CN209727245U - Height and weight body surveys device - Google Patents

Abstract

The utility model relates to height and weight bodies to survey device, including bracelet, pedestal and the riser being vertically situated on pedestal, pedestal is equipped with the weight sensor stood for testee, a horizontal mounting plate is equipped in the top of weight sensor on riser, ultrasonic distance-measuring sensor is installed on horizontal mounting plate, host is installed on riser, host includes shell, circuit board is equipped in shell, single-chip microcontroller, loudspeaker, display screen and battery, circuit board is equipped with power conversion module, display module, voice module, RFID module and WiFi module, display screen is for showing achievement, voice module is used for the acquisition and broadcasting of audio-frequency information, radio frequency read-write chip built in bracelet, RFID module is used to read the information of radio frequency read-write chip, WiFi module is used to upload testee's information and achievement to cloud；The weight sensor and ultrasonic distance-measuring sensor are separately connected the circuit board.Compared with the prior art, manpower is saved, measurement is accurate, high-efficient.

Description

Height and weight body surveys device

Technical field

The utility model belongs to body and surveys device field more particularly to a kind of body survey device for measuring height and weight.

Background technique

The development increasingly to take education seriously with country, it is desirable that the talent should have sturdy cultural knowledge, have again good Ideological quality, psychological condition and health body；Students in middle and primary schools side is reflected by student's physical function, body shape and body The Physical Health Status of the comprehensive student out of voxel matter etc., therefore, students in middle and primary schools side is very important.Height, weight Measurement be it is indispensable, both tests at present are surveyed in test all by artificial, test preceding record child's information Amount, finally records, and more people is needed to cooperate, and labor intensive, efficiency is lower, is easy error.

Utility model content

The purpose of this utility model is to provide a kind of height and weight bodies to survey device, expends people in a manner of solving existing body and survey Power, is easy the problem of error at low efficiency.

To achieve the above object, the following technical solution is employed: height body for the height and weight body survey device of the utility model Weight body surveys device includes bracelet, pedestal and the riser being vertically situated on pedestal, and pedestal is equipped with stands for testee Weight sensor is equipped with a horizontal mounting plate in the top of weight sensor on riser, is equipped with ultrasonic wave on horizontal mounting plate Distance measuring sensor is equipped with host on riser, and host includes shell, is equipped with circuit board, single-chip microcontroller, loudspeaker, display in shell Screen and battery, circuit board are equipped with power conversion module, display module, voice module, RFID module and WiFi module, display For screen for showing achievement, voice module is used for the acquisition and broadcasting of audio-frequency information, radio frequency read-write chip, RFID module built in bracelet For reading the information of radio frequency read-write chip, WiFi module is used to upload testee's information and achievement to cloud；The weight Sensor and ultrasonic distance-measuring sensor are separately connected the circuit board.

The utility model has the advantages that child puts on bracelet, the tag slot of swiping the card on host is checked card, and RFID module reads child's letter It ceases, the prompt tone of loudspeaker sending " welcoming child " " please prepare ", above double-legged standing scale, held stationary is motionless, raises Sound device issues the prompt tone of " in measurement ", and signal is simultaneously fed back to single-chip microcontroller by ultrasonic distance-measuring sensor detection, and single-chip microcontroller calculates Signal is fed back to single-chip microcontroller by height out, weight sensor, and single-chip microcontroller calculates weight, and then display screen shows achievement and body Weight, loudspeaker broadcast achievement, and child's information and achievement are uploaded to cloud by WiFi module.Compared with the prior art, people is saved Power, measurement is accurate, high-efficient.

Further, ultrasonic distance-measuring sensor uses HC-SR04, weight sensor use using steel scale sensor and HX711, single-chip microcontroller use STM32F103VBT6, and display screen uses common-anode red charactron, and RFID module uses MFRC- 522, WiFi module uses ESP8266.

Further, display screen has two pieces, and one piece is used to show height, and another piece for showing weight.

Further, pedestal is flat rectangular figure seat, and base top is equipped with the sensor installed for weight sensor and pacifies Tankage, weight sensor are mounted in sensor mounting groove.

Further, host is arranged in the back side of riser, on riser between host and ultrasonic distance-measuring sensor, in master Wiring casing is respectively equipped between machine and weight sensor.

Further, pedestal, riser and/or horizontal mounting plate are wood materials；It is safe and environment-friendly, hygienic, guarantee children's peace Entirely.

Detailed description of the invention

Fig. 1 is the perspective view for the specific embodiment that height and weight body surveys device；

Fig. 2 is the main view one for the specific embodiment that height and weight body surveys device；

Fig. 3 is the main view two for the specific embodiment that height and weight body surveys device；

Fig. 4 is the right view of Fig. 2；

Fig. 5 is the top view of Fig. 2；

Fig. 6 is the structure total figure of electric control part；

Fig. 7 is partial circuit schematic diagram；

Fig. 8 is system flow chart.

In figure: 100- pedestal, 200- riser, 300- sensor mounting groove, 400- horizontal mounting plate, 500- ultrasonic distance measurement Sensor, 600- host, 610- loudspeaker, 620- display screen, 630-RFID module, 700- wiring casing.

Specific embodiment

Below in conjunction with attached drawing, the technical solution of the utility model is clearly and completely described, it is clear that described Embodiment be only the utility model a part of the embodiment, instead of all the embodiments.Based in the utility model Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all Belong to the range of the utility model protection.

Height and weight body surveys the specific embodiment of device, as Figure 1-Figure 8, including bracelet, pedestal 100 and vertically sets The riser 200 on pedestal 100 is set, pedestal 100 is flat rectangular figure, it is equipped with sensor mounting groove 300 at the top of pedestal 100, The weight sensor stood for testee is installed, weight sensor is used using using steel in sensor mounting groove 300 Scale sensor, the mating 24 A/D converter chip-HX711 for aiming at high-precision electronic scale and designing, Yu Chongliang on riser 200 The top of sensor is equipped with a horizontal mounting plate 400, is equipped with ultrasonic distance-measuring sensor 500 on horizontal mounting plate 400, ultrasound Wave distance measuring sensor 500 uses HC-SR04.Host 600 is installed at the back side of riser 200, in host 600 and ultrasound on riser 200 Between wave distance measuring sensor 500, wiring casing 700 is respectively equipped between host 600 and weight sensor.Pedestal 100, riser 200 and horizontal mounting plate 400 be wood materials, it is safe and environment-friendly, hygienic, guarantee children's safety.

Host 600 includes shell, is equipped with circuit board, STM32F103VBT6 single-chip microcontroller, 610- loudspeaker, 620- in shell Display screen and battery, circuit board are equipped with power conversion module, display module, voice module, RFID module 630 and WiFi mould Block, display screen 620 use common-anode red charactron, there is two pieces, and one piece is used to show height, and another piece is used to show weight, Voice module is used for the acquisition and broadcasting of audio-frequency information, radio frequency read-write chip built in bracelet, and RFID module 630 uses MFRC- 522, for reading the information of radio frequency read-write chip, WiFi module uses ESP8266, for uploading testee's information to cloud And achievement, weight sensor and ultrasonic distance-measuring sensor 500 are separately connected circuit board.

The course of work: child puts on bracelet, and the tag slot of swiping the card on host 600 is checked card, and RFID module 630 reads small Friend's information, loudspeaker 610 issue the prompt tone of " welcome child " " please prepare ", above double-legged standing scale, keep flat Steady motionless, loudspeaker 610 issues the prompt tone of " in measurement ", and ultrasonic distance-measuring sensor 500 detects and signal is fed back to list Piece machine, single-chip microcontroller calculate height, and signal is fed back to single-chip microcontroller by weight sensor, and single-chip microcontroller calculates weight, show screen display It is shown as achievement and weight, loudspeaker 610 broadcasts achievement, and child's information and achievement are uploaded to cloud by WiFi module.Compared to existing There is technology, saves manpower, measurement is accurate, high-efficient.

Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to In this, anyone skilled in the art within the technical scope disclosed by the utility model, the change that can be readily occurred in Change or replace, should be covered within the scope of the utility model.

Claims (6)

1. height and weight body surveys device, it is characterised in that: including bracelet, pedestal and the riser being vertically situated on pedestal, bottom Seat is equipped with the weight sensor stood for testee, in the top of weight sensor equipped with a horizontal mounting plate on riser, Ultrasonic distance-measuring sensor is installed on horizontal mounting plate, host is installed on riser, host includes shell, is equipped with electricity in shell Road plate, single-chip microcontroller, loudspeaker, display screen and battery, circuit board be equipped with power conversion module, display module, voice module, RFID module and WiFi module, for display screen for showing achievement, voice module is used for the acquisition and broadcasting of audio-frequency information, in bracelet Radio frequency read-write chip is set, RFID module is used to read the information of radio frequency read-write chip, and WiFi module is used to upload to cloud tested Examination person's information and achievement；The weight sensor and ultrasonic distance-measuring sensor are separately connected the circuit board.

2. height and weight body according to claim 1 surveys device, it is characterised in that: ultrasonic distance-measuring sensor uses HC- SR04, weight sensor use steel scale sensor and HX711, and single-chip microcontroller uses STM32F103VBT6, and display screen uses Common-anode red charactron, RFID module use MFRC-522, and WiFi module uses ESP8266.

3. height and weight body according to claim 1 surveys device, it is characterised in that: display screen has two pieces, and one piece for showing Show height, another piece for showing weight.

4. height and weight body according to claim 1 surveys device, it is characterised in that: pedestal is flat rectangular figure seat, bottom Seat top is equipped with the sensor mounting groove installed for weight sensor, and weight sensor is mounted in sensor mounting groove.

5. height and weight body according to claim 1 surveys device, it is characterised in that: the back side of riser is arranged in host, erects Wiring casing is respectively equipped between host and ultrasonic distance-measuring sensor, between host and weight sensor on plate.

6. height and weight body according to claim 1-5 surveys device, it is characterised in that: pedestal, riser and/or water Safety loading board is wood materials.