CN219763327U - Vital capacity testing device - Google Patents
Vital capacity testing device Download PDFInfo
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- CN219763327U CN219763327U CN202222580860.XU CN202222580860U CN219763327U CN 219763327 U CN219763327 U CN 219763327U CN 202222580860 U CN202222580860 U CN 202222580860U CN 219763327 U CN219763327 U CN 219763327U
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- temperature
- main body
- dust
- air blowing
- blowing
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- 238000012360 testing method Methods 0.000 title claims abstract description 23
- 238000007664 blowing Methods 0.000 claims abstract description 107
- 238000010438 heat treatment Methods 0.000 claims abstract description 31
- 239000000428 dust Substances 0.000 claims description 20
- 238000007789 sealing Methods 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 5
- 229920001296 polysiloxane Polymers 0.000 claims description 2
- 238000005259 measurement Methods 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 239000000741 silica gel Substances 0.000 description 4
- 229910002027 silica gel Inorganic materials 0.000 description 4
- 230000002776 aggregation Effects 0.000 description 2
- 238000004220 aggregation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000013031 physical testing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- Measuring And Recording Apparatus For Diagnosis (AREA)
Abstract
The utility model discloses a vital capacity testing device, comprising: a blowing body through which a gas flows when blowing; the temperature control assembly comprises a heating device, a temperature measuring piece and a temperature controller, wherein the temperature controller is respectively connected with the heating device and the temperature measuring piece, the heating device is arranged in the blowing main body, the temperature measuring piece is arranged on the blowing main body and used for detecting the temperature of the blowing main body, and the temperature controller starts and stops the heating device according to the temperature detected by the temperature measuring piece. According to the utility model, the heating device is arranged in the air blowing main body to heat the air blowing main body, meanwhile, the temperature measuring part is arranged on the air blowing main body and detects the temperature of the air blowing main body, the temperature measuring part feeds back the detected temperature to the temperature controller, and the temperature controller starts and stops the heating device according to the set temperature, so that the constant temperature in the air blowing main body is realized, and the measurement accuracy can be ensured even under the condition of cold weather.
Description
Technical Field
The utility model relates to intelligent constitution testing equipment used outdoors, which can be used for testing the civil vital capacity of school students and parks, and the like, in particular to a vital capacity testing device.
Background
With the health and technological level improvement of people, physical testing has become a very important part of people's daily life. At present, many schools and parks are equipped with body measurement equipment, such as a vital capacity tester, but the vital capacity tester in the prior art is generally digital display, and is not constant in temperature, inaccurate measurement exists when the weather is cold, and blown water vapor is condensed into water drops to block the inlet of the sensor, so that measurement deviation is too large and even fails.
Disclosure of Invention
Features and advantages of the utility model will be set forth in part in the description which follows, or may be obvious from the description, or may be learned by practice of the utility model.
The utility model aims to provide a vital capacity testing device, which ensures that the blowing process is constant temperature and the measurement is accurate by arranging a temperature control assembly.
The technical scheme adopted by the utility model for solving the technical problems is as follows: a vital capacity testing device comprising:
a blowing body through which a gas flows when blowing;
a gas flow rate measuring unit for detecting the pressure in the blowing main body and converting the pressure into volume for display;
the temperature control assembly comprises a heating device, a temperature measuring piece and a temperature controller, wherein the temperature controller is respectively connected with the heating device and the temperature measuring piece, the heating device is arranged in the blowing main body, the temperature measuring piece is arranged on the blowing main body and used for detecting the temperature of the blowing main body, and the temperature controller starts and stops the heating device according to the temperature detected by the temperature measuring piece.
The gas flow metering assembly comprises a pressure sensor, a metering module and a display module which are sequentially connected in a signal mode, and the pressure sensor is connected with the blowing main body and used for detecting the pressure in the blowing main body.
The vital capacity testing device further comprises a camera and a face recognition module connected with the camera, and the camera is used for shooting and transmitting shooting information to the face recognition module for face recognition.
The vital capacity testing device further comprises a stand column, an operation panel is arranged on the stand column, and the air blowing main body, the air flow metering component and the temperature control component are installed on the operation panel.
And an umbrella canopy is further arranged on the upright post, and is positioned above the operation panel.
The top of stand is equipped with the photovoltaic board, through the photovoltaic board supplies power.
The air blowing device is characterized in that a humidity sensor is further arranged on the air blowing main body and used for detecting the humidity of the air blowing main body, and the temperature controller starts and stops the heating device to work according to the humidity detected by the humidity sensor.
The temperature measuring piece is a temperature sensor.
The air blowing device is characterized in that a dust-proof piece is arranged on the air blowing main body and movably arranged at the air inlet end of the air blowing main body and used for sealing and opening the air inlet port of the air blowing main body.
The dustproof piece comprises a dustproof piece main body and a connecting piece arranged on the dustproof piece main body, a through hole is formed in the dustproof piece main body, an elastic telescopic piece is sleeved on the connecting piece and located between the air inlet end of the air blowing main body and the dustproof piece main body, the dustproof piece main body seals the air inlet port of the air blowing main body under the action of the elastic telescopic piece, and the dustproof piece main body moves under the action of external force so that the through hole is communicated with the air inlet port of the air blowing main body to open the air inlet port.
According to the utility model, the heating device is arranged in the air blowing main body to heat the air blowing main body, the temperature measuring part is arranged on the air blowing main body and detects the temperature of the air blowing main body, the temperature measuring part feeds the detected temperature back to the temperature controller, the temperature controller starts and stops the heating device to work according to the set temperature, when the temperature in the air blowing main body is lower than the set temperature, the temperature controller starts the heating device to work, the temperature in the air blowing main body rises, and when the temperature in the air blowing main body reaches the set temperature, the temperature controller stops the heating device to work, so that the constant temperature in the air blowing main body is realized, the measurement accuracy can be ensured even under the condition of being cold, and the problem that the sensor inlet is blocked due to the aggregation of blown water drops is avoided.
Drawings
The advantages and the manner of carrying out the utility model will become more apparent from the following detailed description, taken in conjunction with the accompanying drawings, in which the content shown is meant to illustrate, but not to limit, the utility model in any sense, and wherein:
FIG. 1 is a block diagram of a vital capacity testing device according to a first embodiment of the present utility model;
FIG. 2 is a cross-sectional view of the first embodiment of the present utility model showing the operation panel, the blowing main body, the gas flow rate measuring unit and the temperature control unit mounted together;
FIG. 3 is an enlarged view of FIG. 1 at A;
FIG. 4 is a view showing a structure in which a dust-proof member is mounted on a blowing main body in a second embodiment of the present utility model;
FIG. 5 is a block diagram of a second embodiment of the present utility model in which a blowing nozzle is installed;
FIG. 6 is a block diagram of a plug sealing an air inlet port in a third embodiment of the utility model;
FIG. 7 is a block diagram of a third embodiment of the present utility model with the plug opening the inlet port;
FIG. 8 is a block diagram of a third embodiment of the present utility model in which a blowing nozzle is installed;
FIG. 9 is a block diagram of a dust cap closing an air inlet port in a fourth embodiment of the utility model;
FIG. 10 is a block diagram of a dust cap opening an intake port in a fourth embodiment of the utility model;
FIG. 11 is a block diagram of a fourth embodiment of the present utility model in which a blowing nozzle is installed;
FIG. 12 is a view showing the construction of a dust cap in a fourth embodiment of the present utility model;
fig. 13 is an exploded view of a dust cap according to a fourth embodiment of the present utility model.
Detailed Description
As shown in fig. 1, the vital capacity testing device provided by the utility model comprises a stand column 10, an operation panel 20, an air blowing main body, an air flow metering component and a temperature control component, wherein a support part 11 which is obliquely arranged is arranged on the stand column 10, the operation panel 20 is arranged on the support part 11, and the air blowing main body, the air flow metering component and the temperature control component are arranged on the operation panel 20.
As shown in fig. 2, when blowing, gas flows through the blowing body 21, the blowing body 21 has an inlet port 211, a gas flow chamber 212 and an outlet port 213 which are sequentially communicated, the cross-sectional area of the inlet port 211 is large, the cross-sectional area of the outlet port 213 is small relative to the inlet port 211, the inlet port of the blowing body 21 extends to the outside of the operation panel 20, a blowing nozzle 22 (refer to fig. 3) is installed at the front end opening of the blowing body 21, and the inlet port 211 is provided at the inlet end 214. When blowing, gas enters from the gas inlet end, flows through the gas flow cavity and then flows out from the gas outlet port, and in this embodiment, the blowing main body 21 is hollow tubular. When the air is blown to the air blowing main body, air flows through the air flow cavity, the air blowing main body has pressure, and the air flow metering assembly is used for detecting the pressure in the air blowing main body and converting the pressure into volume for displaying. The temperature control assembly comprises a heating device 31, a temperature measuring piece 32 and a temperature controller 33, wherein the temperature controller 33 is respectively connected with the heating device 31 and the temperature measuring piece 32, the heating device 31 is arranged in the blowing main body 21, the temperature measuring piece 32 is arranged on the blowing main body 21 and is used for detecting the temperature of the blowing main body 21, and the temperature controller 33 controls the heating device 31 to start and stop working according to the temperature detected by the temperature measuring piece 32.
In this embodiment, the temperature measuring member is a temperature sensor, and preferably the temperature sensor is a thermocouple.
According to the utility model, the heating device is arranged in the air blowing main body to heat the air blowing main body, the temperature measuring part is arranged on the air blowing main body and detects the temperature of the air blowing main body, the temperature measuring part feeds the detected temperature back to the temperature controller, the temperature controller starts and stops the heating device to work according to the set temperature, when the temperature in the air blowing main body is lower than the set temperature, the temperature controller starts the heating device to work, the temperature in the air blowing main body rises, and when the temperature in the air blowing main body reaches the set temperature, the temperature controller stops the heating device to work, so that the constant temperature in the air blowing main body is realized, the measurement accuracy can be ensured even under the condition of being cold, and the problem that the sensor inlet is blocked due to the aggregation of blown water drops is avoided.
In this embodiment, the temperature measuring member 32 is connected to the temperature controller 33 through a wire 34, and the heating device 31 is connected to the temperature controller 33 through a wire.
In this embodiment, a first mounting hole is formed in the pipe wall of the air blowing main body 21 and is communicated with the inside of the air blowing main body 21, and the temperature measuring member 32 is mounted in the first mounting hole, so that the temperature measuring member 32 can detect the temperature of the air blowing main body.
The gas flow metering assembly comprises a pressure sensor 41, a metering module 42 and a display module 43, wherein the pressure sensor 41, the metering module 42 and the display module 43 are sequentially connected in a signal mode, the pressure sensor 41 is connected with the blowing main body 21 and used for detecting the pressure in the blowing main body 21 and transmitting the pressure to the metering module 42, and the metering module 42 converts the pressure into volume and displays the volume on the display module 43.
In this embodiment, a second mounting hole communicating with the inside of the air blowing body 21 is provided on the pipe wall of the air blowing body 21, and one end of the pressure sensor 41 is inserted into the second mounting hole, so that the pressure sensor 41 can detect the pressure in the air blowing body 21.
The air blowing main body is also provided with a humidity sensor, the humidity sensor is used for detecting the humidity of the air blowing main body, and the temperature controller starts and stops the heating device to work according to the humidity detected by the humidity sensor. The temperature can also be influenced by the humidity in the air blowing main body, so that the humidity sensor is arranged to detect the humidity in the air blowing main body, and the humidity information is transmitted to the temperature controller, and the temperature controller starts and stops the heating device according to the set humidity, so that the constant temperature in the air blowing main body is realized.
As shown in fig. 3, the vital capacity testing device further includes a camera 23 and a face recognition module, the camera 23 is connected with the face recognition module, and the camera 23 captures images and transmits the captured information to the face recognition module for face recognition, so as to determine the identity of the tester.
And the operation panel is also provided with a voice broadcasting module for broadcasting the vital capacity. In this embodiment, the voice broadcasting module is a loudspeaker, and the operation panel is provided with a sound outlet 24.
The operation panel is provided with a touch screen 25 and a card reading area 26.
In this embodiment, the display module 43 is a display screen, and the display screen is used for displaying temperature and humidity.
As shown in fig. 1, the upright post 10 is further provided with a canopy 50, and the canopy 50 is located above the operation panel 20, and the canopy 50 is used for shielding wind and rain. The top of the upright post 10 is provided with a photovoltaic panel 60, and the photovoltaic panel 60 supplies power to an operation panel, an air blowing main body, a gas flow metering assembly and a temperature control assembly.
When people measure the vital capacity, the handheld card swipes the card to the card reading area to activate the host, and shoots the camera, the identity is bound or confirmed after the identification by the face recognition module, the start button is clicked by the touch screen, then the air is blown fast to the air blowing nozzle, the display screen of the air flow metering assembly after blowing automatically displays the vital capacity, and simultaneously the vital capacity is broadcasted through voice.
As shown in fig. 4 and 5, the blowing main body is provided with a dust-proof member 70, and the dust-proof member 70 is movably installed at an air inlet end 214 of the blowing main body for closing and opening an air inlet port of the blowing main body. Dust and the like can be prevented from entering the blowing main body through the dustproof piece, and the detection accuracy is guaranteed.
In this embodiment, the dust-proof member includes a dust-proof member main body 71 and a connecting member 72 disposed on the dust-proof member main body 71, the dust-proof member main body 71 is plate-shaped, a through hole 73 is disposed on the dust-proof member main body 71, an elastic telescopic member is sleeved on the connecting member 72, the elastic telescopic member is a spring 80, and the spring 80 is located between the air inlet end 214 of the air blowing main body and the dust-proof member main body 71, and the dust-proof member main body 71 seals the air inlet port 211 of the air blowing main body under the restoring force of the spring 80. The dust-proof body 71 moves under the action of external force so that the through hole 73 communicates with the air inlet 211 of the air blowing body to open the air inlet 211, the spring is compressed, and the air blowing nozzle 22 is inserted again at this time, thereby restricting the return of the dust-proof body 71. The air nozzle 22 is pulled out, the restriction on the dust-proof body 71 is released, the dust-proof body 71 moves to seal the air inlet 211 under the restoring force of the spring 80, the structure is simple, and the operation is convenient.
As shown in fig. 6 to 8, the dust-proof member is a silica gel plug 90, and the silica gel plug 90 is rotatably installed at the air inlet end 214 of the air blowing body. The silica gel plug 90 has a sealing position and an opening position, and when the silica gel plug 90 is positioned at the sealing position in fig. 6, the air inlet port is closed, so that the functions of dust prevention and water prevention are achieved. When the silicone plug 90 is in the open position in fig. 7, the air inlet port 211 is opened, and the air blowing nozzle 22 is inserted into the air inlet port 211 in this case, referring to fig. 8, so that a vital capacity test can be performed.
As shown in fig. 9 to 11, the dust-proof member is a dust-proof cover 100, and the dust-proof cover 100 is rotatably mounted on an end surface of the air inlet end 214 of the air blowing main body. The dust cap 100 has a sealing position and an open position, and the dust cap 100 in fig. 9 closes the air inlet port when in the sealing position, thereby preventing dust. When the dust cap 100 is in the open position in fig. 10, the air inlet port 211 is opened, and the air nozzle 22 is inserted into the air inlet port 211 as shown in fig. 11, so that the vital capacity test can be performed.
As shown in fig. 12 and 13, the dust cap 100 is provided with an arc-shaped guide groove 110, the end surface of the air inlet end 214 is provided with a positioning post 2141 matched with the arc-shaped guide groove 110, and the rotation angle of the dust cap 100 is limited by the matching of the arc-shaped guide groove 110 and the positioning post 2141. The first magnet 120 is disposed on the dust cap 100, the second magnet 2142 is disposed on the end surface of the air inlet end 214, and when the dust cap 100 is located at the sealing position, the first magnet 120 and the second magnet 2142 are attracted to ensure that the dust cap 100 is tightly attached to the end surface of the air inlet end 214.
As shown in fig. 13, the dust cap 100 is mounted on the end surface of the air inlet end 214 of the air blowing main body by a first screw 130, the end surface of the air inlet end 214 is provided with a connecting post 2145, the first screw 130 is connected with the connecting post 2145, and the connecting post 2145 is provided with a first wear-resistant sleeve 140. The positioning post 2141 is provided with a second wear sleeve 2143, and the second magnet 2142 is mounted to an end face of the air inlet end 214 by a second screw 2144.
While the preferred embodiments of the present utility model have been illustrated by reference to the accompanying drawings, those skilled in the art will appreciate that many modifications are possible in carrying out the utility model without departing from the scope and spirit thereof. For example, features illustrated or described as part of one embodiment can be used on another embodiment to yield still a further embodiment. The foregoing description and drawings are merely illustrative of preferred embodiments of the present utility model and are not intended to limit the scope of the claims, but rather to cover all modifications within the scope of the present utility model.
Claims (10)
1. A vital capacity testing device comprising:
a blowing body through which a gas flows when blowing;
a gas flow rate measuring unit for detecting the pressure in the blowing main body and converting the pressure into volume for display;
the device is characterized by further comprising a temperature control assembly, the temperature control assembly comprises a heating device, a temperature measuring piece and a temperature controller, the temperature controller is respectively connected with the heating device and the temperature measuring piece, the heating device is arranged in the blowing main body, the temperature measuring piece is arranged on the blowing main body and used for detecting the temperature of the blowing main body, and the temperature controller starts and stops the heating device according to the temperature detected by the temperature measuring piece.
2. The vital capacity testing device of claim 1, wherein the gas flow metering assembly includes a pressure sensor, a metering module and a display module in signal connection in sequence, the pressure sensor being connected to the insufflation body and configured to detect pressure within the insufflation body.
3. The device according to claim 1, further comprising a camera and a face recognition module connected to the camera, wherein the camera is used for capturing images and transmitting captured information to the face recognition module for face recognition.
4. The vital capacity testing device of claim 1, further comprising a post having an operating panel thereon, the insufflation body, the gas flow meter assembly and the temperature control assembly being mounted on the operating panel.
5. The vital capacity testing device according to claim 1, wherein the air blowing body is further provided with a humidity sensor for detecting the humidity of the air blowing body, and the temperature controller starts and stops the operation of the heating device according to the humidity detected by the humidity sensor.
6. The vital capacity testing device of claim 1, wherein the temperature sensing member is a temperature sensor.
7. The vital capacity testing device of claim 1, wherein the insufflation body is provided with a dust guard movably mounted to an air inlet end of the insufflation body for sealing and unsealing an air inlet port of the insufflation body.
8. The device according to claim 7, wherein the dust-proof member comprises a dust-proof member body and a connecting member provided on the dust-proof member body, a through hole is provided in the dust-proof member body, an elastic telescopic member is sleeved on the connecting member and positioned between the air inlet end of the air blowing body and the dust-proof member body, the dust-proof member body seals the air inlet port of the air blowing body under the action of the elastic telescopic member, and the dust-proof member body moves under the action of an external force so that the through hole is communicated with the air inlet port of the air blowing body to open the air inlet port.
9. The vital capacity testing device of claim 7, wherein the dust guard is a silicone plug that is reversibly mounted to the air intake end of the insufflation body.
10. The vital capacity testing device of claim 7, wherein the dust guard is a dust cap rotatably mounted to an end face of the air intake end of the air blowing body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222580860.XU CN219763327U (en) | 2022-09-28 | 2022-09-28 | Vital capacity testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222580860.XU CN219763327U (en) | 2022-09-28 | 2022-09-28 | Vital capacity testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219763327U true CN219763327U (en) | 2023-09-29 |
Family
ID=88129636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222580860.XU Active CN219763327U (en) | 2022-09-28 | 2022-09-28 | Vital capacity testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219763327U (en) |
-
2022
- 2022-09-28 CN CN202222580860.XU patent/CN219763327U/en active Active
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