CN219757394U - Multifunctional hygrothermograph for detecting fine particles - Google Patents
Multifunctional hygrothermograph for detecting fine particles Download PDFInfo
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- CN219757394U CN219757394U CN202320374332.0U CN202320374332U CN219757394U CN 219757394 U CN219757394 U CN 219757394U CN 202320374332 U CN202320374332 U CN 202320374332U CN 219757394 U CN219757394 U CN 219757394U
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- display area
- display screen
- fixedly connected
- shell
- hygrothermograph
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- 239000010419 fine particle Substances 0.000 title claims abstract description 17
- 238000001514 detection method Methods 0.000 claims abstract description 19
- 230000007246 mechanism Effects 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 2
- 238000012360 testing method Methods 0.000 abstract description 5
- 238000012545 processing Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 230000000087 stabilizing effect Effects 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
The utility model discloses a multifunctional hygrothermograph for detecting fine particles, which relates to the technical field of hygrothermographs, and comprises a decorative plate, a front shell arranged at the rear side of the decorative plate, and a rear shell arranged at the rear side of the front shell, wherein the decorative plate is detected by a PM sensor, and is displayed on a display screen after being processed by MCU signals and intelligently processed, so that PM numerical test can be rapidly performed; the intelligent household alarm has the alarm function, can remind a user in time, is convenient and quick, has the functions of PM2.5 and PM10 detection alarm, temperature, humidity and time display, has low unit price compared with the existing product, has various functions, and is suitable for household use.
Description
Technical Field
The utility model relates to the related field of hygrothermographs, in particular to a multifunctional hygrothermograph for detecting fine particles.
Background
The hygrothermograph is used for measuring the temperature and humidity of the environment so as to determine the environmental conditions of product production or storage, is also applied to daily life of people, is widely applied, when a lot of moisture exists in the air, we say that the air is moist, the trend of the current electronic products is 'integration', namely, more electronic products are concentrated on a platform to realize multiple functions, the change can bring economic benefit to people and save space, the trend is spread from the last 10 years of personal electronic products to industrial and commercial electronic products, along with the progress and development of human society, more and more people begin to pay attention to living environment and physical health, various sensors for testing air quality such as testing CO2, PM2.5, PM10, TOVC, smog and the like are also brought into integration, the electronic products can detect the concentration of fine Particulate Matters (PM) indoors, and prompt ventilation or start ventilation equipment in time.
The prior hygrothermograph is difficult to rapidly detect PM values in air, and most of the hygrothermograph is not provided with an alarm function, so that users cannot know the PM values in time, most of PM detection instruments are large in size and single in function, only PM values are tested, and the unit price is expensive and quick, and thousands of PM detection instruments cannot be widely used for common consumers.
Disclosure of Invention
Accordingly, in order to solve the above-mentioned drawbacks, the present utility model provides a multifunctional hygrothermograph for detecting fine particulate matters.
The utility model is realized in such a way, a multifunctional hygrothermograph for detecting fine particles is constructed, and the device comprises a decorative plate, a front shell arranged at the rear side of the decorative plate and a rear shell arranged at the rear side of the front shell;
the method is characterized in that: further comprises:
the outer side surface of the display screen is fixedly connected with the inner side surface of the hole at the middle end of the front shell;
the alarm detection mechanism is arranged on the inner sides of the front shell and the rear shell.
Preferably, the display screen includes:
a display panel disposed outside the display screen;
a pollution state display area disposed at an upper end of a front side of the display panel;
PM. value display area, PM. value display area sets up in the upper left end of display panel front side.
Preferably, the display screen further includes:
a PM value display area provided at the upper right end of the front side of the display panel;
and a time display area provided at a front middle lower end of the display panel.
Preferably, the display screen further includes:
a temperature display area provided at a left lower end of a front side of the display panel;
the humidity display area is arranged at the right lower end of the front side of the display screen board;
the outer side surface of the display screen board is fixedly connected with the inner side surface of the middle end hole of the front shell.
Preferably, the alarm detection mechanism includes:
the light guide plate is arranged at the front end of the alarm detection mechanism;
the front side of the circuit board is fixedly connected with the front end of the light guide plate;
and the front side of the key board is fixedly connected with the upper end of the rear side of the circuit board.
Preferably, the alarm detection mechanism further comprises:
the front end of the key is fixedly connected with the rear end of the key board;
the left end of the fixing piece is fixedly connected with the left lower end of the inner side of the groove at the front side of the rear shell.
Preferably, the alarm detection mechanism further comprises:
the left end of the PM sensor is fixedly connected with the inner side surface of the right side groove of the fixing piece;
the rear end of the DC plate is fixedly connected with the right lower end of the rear end inside the rear groove at the front side of the rear shell;
the front end of the light guide plate is fixedly connected with the rear end of the display screen.
Preferably, the circuit board is electrically connected with the display screen, the light guide plate, the key board, the PM sensor and the DC board.
Preferably, there are three cylindrical buttons altogether on the button, and three cylindrical buttons run through rear side upper end of the backshell and with backshell rear side upper end sliding connection, three cylindrical buttons still are the equidistance setting.
The utility model has the following advantages: the utility model provides a multifunctional hygrothermograph for detecting fine particles through improvement, which is improved as follows compared with the same type of equipment:
according to the multifunctional hygrothermograph for detecting the fine particles, provided by the utility model, PM (particulate matter) numerical value test can be rapidly performed by detecting through the PM sensor, displaying on a display screen after MCU (micro control unit) signal processing and performing intelligent processing; the intelligent household alarm has the alarm function, can remind a user in time, is convenient and quick, has the functions of PM2.5 and PM10 detection alarm, temperature, humidity and time display, has low unit price compared with the existing product, has various functions, and is suitable for household use.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an exploded view of the present utility model;
FIG. 3 is an elevational view of the present utility model;
FIG. 4 is a rear view of the present utility model;
FIG. 5 is an electronic block diagram of the present utility model;
fig. 6 is a schematic diagram of the present utility model.
Wherein: plaque-1, preceding shell-2, backshell-3, display screen-4, display screen panel-41, pollution status display district-42, PM2.5 value display district-43, PM10 value display district-44, time display district-45, temperature display district-46, humidity display district-47, alarm detection mechanism-5, light guide plate-51, circuit board-52, keypad-53, button-54, mounting-55, PM sensor-56, DC board-57.
Description of the embodiments
The following detailed description of the present utility model, taken in conjunction with fig. 1-6, clearly and completely describes the technical solutions of embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1 to 6, a multifunctional hygrothermograph for detecting fine particles comprises a decorative plate 1, a front case 2 mounted on the rear side of the decorative plate 1, and a rear case 3 mounted on the rear side of the front case 2;
the outer side surface of the display screen 4 is fixedly connected with the inner side surface of the hole at the middle end of the front shell 2, so that the display screen 4 is fixed;
the alarm detection mechanism 5 is arranged inside the front shell 2 and the rear shell 3, so that the alarm detection mechanism 5 can be protected by the front shell 2 and the rear shell 3;
the display panel 41 is arranged outside the display screen 4, the pollution state display area 42 is arranged at the upper end of the front side of the display panel 41, the PM2.5 value display area 43 is arranged at the left upper end of the front side of the display panel 41, the PM10 value display area 44 is arranged at the right upper end of the front side of the display panel 41, the time display area 45 is arranged at the middle lower end of the front side of the display panel 41, the temperature display area 46 is arranged at the left lower end of the front side of the display panel 41, the humidity display area 47 is arranged at the right lower end of the front side of the display panel 41, and the outer side surface of the display panel 41 is fixedly connected with the inner side surface of the hole at the middle end of the front shell 2, so that PM2.5 value, PM10 value, time, temperature and humidity can be displayed on the display panel 41;
the light guide plate 51 is arranged at the front end of the alarm detection mechanism 5, and the front side of the circuit board 52 is fixedly connected with the front end of the light guide plate 51, so that the circuit board 52 is fixed;
the front side of the key board 53 is fixedly connected with the upper end of the rear side of the circuit board 52, so that the key board 53 is fixed;
the front end of the key 54 is fixedly connected with the rear end of the key board 53, so that the key 54 is fixed;
the left end of the fixing piece 55 is fixedly connected with the left lower end of the inner side of the groove at the front side of the rear shell 3, so that the fixing piece 55 is fixed;
the left end of the PM sensor 56 is fixedly connected with the inner side surface of the right groove of the fixing piece 55, so that the PM sensor 56 is fixed;
the rear end of the DC plate 57 is fixedly connected with the right lower end of the rear end of the inner side of the front side groove of the rear shell 3, and the front end of the light guide plate 51 is fixedly connected with the rear end of the display screen 4, so that the DC plate 57 is fixed;
the circuit board 52 is electrically connected with the display screen 4, the light guide plate 51, the key board 53, the PM sensor 56 and the DC plate 57, so that the circuit board 52 connects the display screen 4, the light guide plate 51, the key board 53, the PM sensor 56 and the DC plate 57, and the hygrothermograph forms a whole;
the keys 54 have three cylindrical keys in total, and the three cylindrical keys penetrate through the upper end of the rear side of the rear shell 3 and are slidably connected with the upper end of the rear side of the rear shell 3, and the three cylindrical keys are also equidistantly arranged, so that the keys 54 can be pressed.
The utility model provides a multifunctional hygrothermograph for detecting fine particles through improvement, and the working principle is as follows;
firstly, a power supply supplies power to an MCU singlechip after stabilizing 3.3v through a voltage stabilizing tube, the MCU is driven to work by the MCU to drive an LCD to display after reset and vibration, a CO2 sensor is detected, data of the temperature and humidity sensor are detected, backlight is lightened, and a buzzer is driven. In addition, the power supply charges the Faraday capacitor through voltage stabilization of 3.6V, and when the external DC is powered off, the MCU clock circuit can be kept to work normally for a period of hours;
second, MCU 28-61 pins are connected with driving LCD, 1-64 pins are connected with 3.3V power electrolytic capacitor C24,2 pins are connected with reset circuit C5R2.56 pins are connected with C3C4Y2 for starting vibration. The device comprises a DC detection circuit R24R25, a key circuit R20, a backlight circuit R26, a buzzer circuit R12, PM sensors 8 and 9, a PM trigger circuit 13 and temperature and humidity sensors 10 and 11, wherein the DC detection circuit R24R25, the key circuit R20, the backlight circuit R26 and the buzzer circuit R12 are respectively connected with the PM sensors;
thirdly, the DC power supply charges the Faraday capacitor after being stabilized by 3.6V through the voltage stabilizing tube, simultaneously supplies power to the MCU singlechip after being stabilized by 3.3V through the voltage stabilizing tube, drives the MCU to work and drives the LCD to display through reset vibration, detects PM sensor and temperature and humidity sensor data and lights backlight, and drives the buzzer and the 5V booster circuit. When the product detects that the environment PM value is larger than the alarm value, the alarm buzzer sounds to prompt a user to take corresponding measures to start ventilation facilities in time, the ventilation facilities are detected through the PM sensor 56, and the PM value can be rapidly tested by displaying and intelligently processing on the display screen 4 after being processed by the MCU signal; the intelligent temperature and humidity meter has the advantages that the intelligent temperature and humidity meter has an alarm function, can timely remind a user, is convenient and fast, is integrated with functions of PM2.5 and PM10 to detect alarm, temperature, humidity and time display, is low in unit price compared with the existing products, is various in functions and suitable for household use, solves the problem that the existing hygrothermograph is difficult to rapidly detect PM values in air, is not provided with the alarm function mostly, enables the user to know in time, is large in volume, is single in function, only is used for testing PM values, and is expensive and quick in unit price, and thousands of the problems that ordinary consumers cannot use the intelligent temperature and humidity meter generally.
According to the multifunctional hygrothermograph for detecting the fine particles, provided by the utility model, the PM value can be rapidly tested by improving the multifunctional hygrothermograph for detecting the fine particles, detecting the fine particles through the PM sensor 56, displaying the fine particles on the display screen 4 after MCU signal processing and performing intelligent processing; the intelligent household alarm has the alarm function, can remind a user in time, is convenient and quick, has the functions of PM2.5 and PM10 detection alarm, temperature, humidity and time display, has low unit price compared with the existing product, has various functions, and is suitable for household use.
The basic principle and main characteristics of the utility model and the advantages of the utility model are shown and described above, standard parts used by the utility model can be purchased from market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of the parts adopt conventional means such as mature bolt rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional models in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that the description is omitted.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (4)
1. A multifunctional hygrothermograph for detecting fine particles comprises a decorative plate (1), a front shell (2) arranged at the rear side of the decorative plate (1) and a rear shell (3) arranged at the rear side of the front shell (2);
the method is characterized in that: further comprises:
the outer side surface of the display screen (4) is fixedly connected with the inner side surface of the middle end hole of the front shell (2);
the alarm detection mechanism (5) is arranged on the inner sides of the front shell (2) and the rear shell (3);
the light guide plate (51) is arranged at the front end of the alarm detection mechanism (5);
the front side of the circuit board (52) is fixedly connected with the back end of the light guide plate (51);
the key board (53), the front side of key board (53) with circuit board (52) rear side upper end fixed connection:
the front end of the key (54) is fixedly connected with the rear end of the key board (53);
the left end of the fixing piece (55) is fixedly connected with the left lower end of the inner side of the front side groove of the rear shell (3);
the alarm detection mechanism (5) further comprises:
the left end of the PM sensor (56) is fixedly connected with the inner side surface of the right groove of the fixing piece (55);
the rear end of the DC plate (57) is fixedly connected with the right lower end of the rear end of the inner side of the front side groove of the rear shell (3);
wherein the front end of the light guide plate (51) is fixedly connected with the rear end of the display screen (4);
the circuit board (52) is electrically connected with the display screen (4), the light guide plate (51), the key board (53), the PM sensor (56) and the DC board (57);
the keys (54) are provided with three cylindrical keys in total, the three cylindrical keys penetrate through the upper end of the rear side of the rear shell (3) and are in sliding connection with the upper end of the rear side of the rear shell (3), and the three cylindrical keys are arranged at equal intervals.
2. The multifunctional hygrothermograph for detecting fine particles according to claim 1, wherein: the display screen (4) comprises:
a display panel (41), the display panel (41) being arranged outside the display screen (4);
a pollution state display area (42), the pollution state display area (42) being provided at the front upper end of the display panel (41);
and a PM2.5 value display area (43), wherein the PM2.5 value display area (43) is arranged at the left upper end of the front side of the display screen board (41).
3. The multifunctional hygrothermograph for detecting fine particles according to claim 2, wherein: the display screen (4) further comprises:
a PM10 value display area (44), the PM10 value display area (44) being provided at a right upper end of a front side of the display panel (41);
and a time display area (45), wherein the time display area (45) is arranged at the middle lower end of the front side of the display screen board (41).
4. A multifunctional hygrothermograph for detecting fine particles according to claim 3, wherein: the display screen (4) further comprises:
a temperature display area (46), the temperature display area (46) being provided at a lower left end of a front side of the display panel (41);
a humidity display area (47), the humidity display area (47) being provided at a lower right end of a front side of the display panel (41);
wherein the outer side surface of the display screen board (41) is fixedly connected with the inner side surface of the middle end hole of the front shell (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320374332.0U CN219757394U (en) | 2023-03-03 | 2023-03-03 | Multifunctional hygrothermograph for detecting fine particles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320374332.0U CN219757394U (en) | 2023-03-03 | 2023-03-03 | Multifunctional hygrothermograph for detecting fine particles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219757394U true CN219757394U (en) | 2023-09-26 |
Family
ID=88082794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320374332.0U Active CN219757394U (en) | 2023-03-03 | 2023-03-03 | Multifunctional hygrothermograph for detecting fine particles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219757394U (en) |
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2023
- 2023-03-03 CN CN202320374332.0U patent/CN219757394U/en active Active
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