CN219183746U - Children's vital capacity measuring apparatu - Google Patents
Children's vital capacity measuring apparatu Download PDFInfo
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- CN219183746U CN219183746U CN202223458343.1U CN202223458343U CN219183746U CN 219183746 U CN219183746 U CN 219183746U CN 202223458343 U CN202223458343 U CN 202223458343U CN 219183746 U CN219183746 U CN 219183746U
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- movable marker
- air inlet
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Abstract
The utility model relates to a children's vital capacity measuring instrument, comprising a shell, a blowing nozzle, a control unit and a movable mark module; handles are respectively arranged on the left side and the right side of the shell, an electronic display screen is arranged on the upper part of the front surface of the shell, a sliding groove is formed in the middle of the front surface of the shell, and a movable marker of the movable marker module can slide along the sliding groove along with the change of the blowing amount; the lower part of the front surface of the shell is provided with an air inlet, the blowing nozzle is positioned at the air inlet, and the gas flow sensor is positioned in the shell and is opposite to the air inlet; the electronic display screen and the gas flow sensor are connected with the control unit. The movable marker can slide upwards along the chute along with the increase of the blowing amount, can play a role in forward excitation for children, can finish measurement in a game form, and has interestingness.
Description
Technical Field
The utility model relates to the technical field of vital capacity testing equipment, in particular to a children vital capacity measuring instrument.
Background
The vital capacity measuring instrument is used as a human body function measuring tool, can reflect the lung volume and ventilation function of people, and the vital capacity is related to the physical health of a person and is an important index for indicating the body function of the human body. Vital capacity testing is a common item in children's physical examination, however, there are currently few spirometers specifically designed for children. When the spirometry is measured, the children need to blow the spirometry at one time, and because the children are young and have poor concentration, negative moods such as a physical examination instrument are easy to generate, and a simple blowing instruction is difficult to attract the attention of the children, accurate spirometry data cannot be obtained. Therefore, the spirometer for children is provided, the spirometer can generate forward excitation effect on children in the measuring process, and the spirometer can finish measurement in a game mode, so that the spirometer is interesting. The defect that the existing spirometer cannot accurately measure the spirometry data of children and is easy to cause the interference emotion of the children is overcome.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model aims to provide the children's vital capacity measuring instrument.
The utility model solves the technical problems as follows:
a children's vital capacity measuring instrument, including the outer casing, blowing nozzle, control unit and movable sign module; handles are respectively arranged on the left side and the right side of the shell, an electronic display screen is arranged on the upper part of the front surface of the shell, a sliding groove is formed in the middle of the front surface of the shell, and a movable marker of the movable marker module can slide along the sliding groove along with the change of the blowing amount; the lower part of the front surface of the shell is provided with an air inlet, the blowing nozzle is positioned at the air inlet, and the gas flow sensor is positioned in the shell and is opposite to the air inlet; the electronic display screen and the gas flow sensor are connected with the control unit.
Further, the movable marker module comprises a driving motor, a movable marker and a screw rod; the screw rod and the driving motor are both arranged on the inner wall of the shell, an output shaft of the driving motor is connected with one end of the screw rod, the lower end of the movable marker is slidably arranged on the screw rod, and the upper end of the movable marker extends out of the sliding groove of the shell; the driving motor is connected with the control unit.
Further, the upper end of the movable marker is a cartoon dummy, and the lower end of the movable marker is a screw nut.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the movable marker is raised according to the amount of the gas blown into the blowing nozzle by the child, and the data of the vital capacity is displayed in the electronic display screen, so that the raising of the movable marker can generate a forward excitation effect on the child, and the measurement is completed in a game form, thereby having interestingness. The operation is simple, the initiative of children is stimulated, the air blowing to the bottom at one time is realized, and the requirement of accurate data is met. The utility model has the advantages of small size, attractive appearance, light weight and portability, and the measured data is stable and reliable and clear in display. In particular for physical fitness measurements for children.
Drawings
FIG. 1 is a front view of the present utility model;
FIG. 2 is a perspective view of the present utility model;
in the figure, 1, a shell; 2. a movable flag module; 3. a blowing nozzle; 4. a control unit; 5. an electronic display screen; 6. a gas flow sensor; 7. a storage battery;
101. a handle; 102. a chute; 103. an air inlet; 201. a driving motor; 202. a moveable marker.
Detailed Description
Specific examples of the present utility model are given below. The specific embodiments are only used for further describing the technical scheme of the utility model in detail, and do not limit the protection scope of the application.
Referring to fig. 1-2, the present utility model provides a child vital capacity measuring instrument comprising a housing 1, a movable flag module 2, a mouthpiece 3 and a control unit 4;
the left side and the right side of the shell 1 are respectively provided with a handle 101, the upper part of the front surface of the shell 1 is provided with an electronic display screen 5, and the electronic display screen 5 is used for displaying vital capacity data; the middle part of the front surface of the shell 1 is provided with a vertical chute 102, and the movable marker 202 of the movable marker module 2 can slide along the chute 102 along with the change of the blowing amount, so that the fun is increased and the forward excitation effect is achieved; the lower part of the front surface of the shell 1 is provided with an air inlet 103, the blowing nozzle 3 is nested on the air inlet 103, and the gas flow sensor 6 is arranged in the shell 1 and is opposite to the air inlet 103 and is used for measuring the gas flow; the electronic display screen 5 and the gas flow sensor 6 are both connected with the control unit 4.
The movable marker module 2 comprises a driving motor 201, a movable marker 202 and a screw (not shown in the figure); the screw rod and the driving motor 201 are arranged on the inner wall of the shell 1, an output shaft of the driving motor 201 is fixedly connected with one end of the screw rod through a coupler, a screw rod nut at the lower end of the movable marker 202 is slidably arranged on the screw rod, and a cartoon child at the upper end of the movable marker 202 extends out of the sliding groove 102 of the shell 1; the driving motor 201 is connected with the control unit 4; the gas flow sensor 6 detects the blowing amount and transmits the measured data to the control unit 4, and the control unit 4 generates a control signal to drive the motor 201 to rotate and drive the screw to rotate, so that the movable marker 202 slides upwards on the screw.
The length of the shell 1 is 18cm, and the width is about 6cm; the maximum distance between the left and right handles 101 is 18cm, and the maximum outer diameter of the mouthpiece 3 is 6cm; the electronic display 5 has a length of 4cm and a height of 2.5cm. The sizes are designed according to the sizes of common children, and the requirements of man-machine design are met.
The shell 1 is made of PP plastic (polypropylene plastic); the mouthpiece 3 is made of Wake silica gel.
The measuring instrument is powered by a storage battery 7, and the storage battery 7 is connected with the control unit 4. The control unit 4 adopts an STM32 singlechip.
The working principle and the working flow of the utility model are as follows:
the child grasps the handle 101, blows air into the blowing nozzle 3, the air flow sensor 6 measures the amount of the blown air, and transmits the measured data to the control unit 4, the control unit 4 analyzes and processes the data to generate a control signal, and controls the driving motor 201 to rotate so as to drive the screw rod to rotate, so that the movable marker 202 slides upwards along the chute 102; after stopping blowing, the movable marker 202 stops moving, and a specific value of the vital capacity is read through the electronic display 5.
The utility model is applicable to the prior art where it is not described.
Claims (3)
1. A children's vital capacity measuring instrument, including the outer casing, blow nozzle and control unit; the measuring instrument is characterized by further comprising a movable mark module;
handles are respectively arranged on the left side and the right side of the shell, an electronic display screen is arranged on the upper part of the front surface of the shell, a sliding groove is formed in the middle of the front surface of the shell, and a movable marker of the movable marker module can slide along the sliding groove along with the change of the blowing amount; the lower part of the front surface of the shell is provided with an air inlet, the blowing nozzle is positioned at the air inlet, and the gas flow sensor is positioned in the shell and is opposite to the air inlet; the electronic display screen and the gas flow sensor are connected with the control unit.
2. The child spirometer of claim 1, wherein said movable flag module comprises a drive motor, a movable flag, and a lead screw; the screw rod and the driving motor are both arranged on the inner wall of the shell, an output shaft of the driving motor is connected with one end of the screw rod, the lower end of the movable marker is slidably arranged on the screw rod, and the upper end of the movable marker extends out of the sliding groove of the shell; the driving motor is connected with the control unit.
3. The child vital capacity measuring instrument according to claim 1 or 2, wherein the movable marker is a cartoon dummy at the upper end and a screw nut at the lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223458343.1U CN219183746U (en) | 2022-12-23 | 2022-12-23 | Children's vital capacity measuring apparatu |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223458343.1U CN219183746U (en) | 2022-12-23 | 2022-12-23 | Children's vital capacity measuring apparatu |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219183746U true CN219183746U (en) | 2023-06-16 |
Family
ID=86703803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223458343.1U Active CN219183746U (en) | 2022-12-23 | 2022-12-23 | Children's vital capacity measuring apparatu |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219183746U (en) |
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2022
- 2022-12-23 CN CN202223458343.1U patent/CN219183746U/en active Active
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