CN218995321U

CN218995321U - Indoor environment air quality sensing device

Info

Publication number: CN218995321U
Application number: CN202223392332.8U
Authority: CN
Inventors: 任跃; 陈春; 李超; 任鹏; 韩晓冬
Original assignee: Beijing Shiji Jt Technology Co ltd
Current assignee: Beijing Shiji Jt Technology Co ltd
Priority date: 2022-12-13
Filing date: 2022-12-13
Publication date: 2023-05-09
Anticipated expiration: 2032-12-13

Abstract

The application provides an indoor environment air quality sensing device, which comprises a shell, an air vent, an air passage, an integrated circuit board and a gas sensor; the novel air conditioner is characterized in that a plurality of air holes are formed in the front side wall of the casing at intervals, the air holes are distributed circularly, a plurality of air passages are formed in the circumferential side wall of the casing, the air passages are of long-strip-shaped structures, the integrated circuit board is arranged in the casing, the gas sensor is arranged on the integrated circuit board, and the gas sensor can detect gas introduced by the air holes and the air passages. According to the utility model, the air holes are formed in the front side wall of the shell, and the strip-shaped air passages are formed in the circumferential side wall of the shell, so that each gas sensor can fully sense indoor air quality in a non-directional manner and monitor the indoor air quality in real time, and meanwhile, the overall heat dissipation of an internal circuit can be improved, and the normal work and detection accuracy of the gas sensor are ensured.

Description

Indoor environment air quality sensing device

Technical Field

The application belongs to the technical field of air quality detection, and particularly relates to an indoor environment air quality sensing device.

Background

Along with the improvement of living standard, people have higher requirements on comfort of living environment. The indoor air quality is a main factor affecting the comfort, so the real-time monitoring of the indoor air quality is an important means for judging the indoor comfort.

The existing indoor environment air quality sensing device is mainly used for monitoring single components of indoor air, monitoring is single, an air inlet hole of the indoor environment air quality sensing device is formed in the front side of a sensing device shell, multidirectional entering of indoor air quality is difficult to form, real-time monitoring is not facilitated, overall heat dissipation of an internal circuit is also not facilitated, and service life of the indoor environment air quality sensing device is influenced.

Disclosure of Invention

Therefore, the technical problem that this application was to solve lies in providing an indoor environmental air quality perception device, through having seted up a plurality of bleeder vents on the casing front side wall, set up a plurality of rectangular form air flue on casing circumference lateral wall, can make each gas sensor can the unoriented fully perception indoor air quality, and carry out real-time supervision, also can improve the whole thermal diffusivity of internal circuit simultaneously, ensure gas sensor's normal work and the accuracy of detection, multiple gas sensor installs in the casing, can carry out multiple detection simultaneously to indoor air, it is more accurate to detect simultaneously.

In order to solve the above problems, the present application provides an indoor environmental air quality sensing device, which includes a casing, an air vent, an air channel, an integrated circuit board and a gas sensor;

the novel air conditioner is characterized in that a plurality of air holes are formed in the front side wall of the casing at intervals, the air holes are distributed circularly, a plurality of air passages are formed in the circumferential side wall of the casing, the air passages are of long-strip-shaped structures, the integrated circuit board is arranged in the casing, the gas sensor is arranged on the integrated circuit board, and the gas sensor can detect gas introduced by the air holes and the air passages.

Optionally, the gas sensor includes: CO sensor, CO2 sensor, formaldehyde sensor, temperature and humidity sensor, PM2.5 sensor and TVOC sensor.

Optionally, the portable electronic device further comprises a display screen and switch keys, wherein the display screen is arranged in the middle of the front side wall of the casing, the switch keys are arranged on the casing and located in the display screen, and the display screen and the switch keys are electrically connected with the integrated circuit board.

Optionally, the integrated circuit board further comprises a micro switch, wherein the micro switch is arranged in the shell and is electrically connected with the integrated circuit board.

Optionally, the portable electronic device further comprises a buzzer, wherein the buzzer is arranged in the shell and is electrically connected with the integrated circuit board.

Optionally, the display screen is a color LED lamp display screen.

Optionally, the integrated circuit board is further provided with a communication output module.

Optionally, the integrated circuit board is detachably disposed in the housing.

Optionally, the shell is made of PVC material.

Optionally, a capacitor is further disposed on the integrated circuit board.

Advantageous effects

According to the indoor environment air quality sensing device provided by the embodiment of the utility model, the plurality of air holes are formed in the front side wall of the shell, and the plurality of strip-shaped air passages are formed in the circumferential side wall of the shell, so that each gas sensor can fully sense indoor air quality in a non-directional manner and conduct real-time monitoring, meanwhile, the overall heat dissipation of an internal circuit can be improved, the normal operation and detection accuracy of the gas sensor are ensured, various gas sensors are arranged in the shell, and various indoor air can be detected simultaneously, and the detection is more accurate.

Drawings

FIG. 1 is an internal block diagram of an indoor ambient air quality sensing device of the present application;

FIG. 2 is a front view of an indoor environmental air quality sensor of the present application;

FIG. 3 is a side view block diagram of an indoor ambient air quality sensing device of the present application;

fig. 4 is a functional block diagram of the indoor environmental air quality sensing device of the present application.

The reference numerals are expressed as:

1. a housing; 2. ventilation holes; 3. an airway; 4. an integrated circuit board; 5. a gas sensor; 51. a CO sensor; 52. a CO2 sensor; 53. a formaldehyde sensor; 54. a temperature and humidity sensor; 55. PM2.5 sensor; 56. TVOC sensor; 6. a display screen; 7. a switch key; 8. a micro-switch; 9. a buzzer; 10. a capacitor; 11. and a communication output module.

Detailed Description

In the description of the present application, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," etc. indicate or are based on the orientation or positional relationship shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

Referring to fig. 1 to 4 in combination, according to an embodiment of the present application, an indoor environmental air quality sensing device includes a casing 1, an air vent 2, an air passage 3, an integrated circuit board 4, and a gas sensor 5; the upper spacing of lateral wall is equipped with a plurality of bleeder vents 2 before the casing 1, and a plurality of bleeder vents 2 are circular distribution, have seted up a plurality of air flue 3 on the casing 1 circumference lateral wall, and air flue 3 is rectangular form structure, and integrated circuit board 4 sets up inside casing 1, and gas sensor 5 sets up on integrated circuit board 4, and gas sensor 5 can detect the gas that bleeder vent 2 and air flue 3 passed in. Through having seted up a plurality of bleeder vents 2 on casing 1 front side wall, having seted up a plurality of long strip air flue 3 on casing 1 circumference lateral wall, can make each gas sensor 5 can the unoriented fully perception indoor air quality to and real-time supervision also can improve the whole thermal diffusivity of internal circuit simultaneously, ensure the accuracy of gas sensor 5's normal work and detection, multiple gas sensor 5 installs in casing 1, can carry out multiple detection simultaneously to the indoor air simultaneously, and it is more accurate to detect.

Specifically, the casing 1 is a rectangular hollow casing 1, the integrated circuit board 4 is installed inside the casing 1, the multiple gas sensors 5 are located inside the casing 1 and installed on the integrated circuit board 4, programs and AD chip modules are arranged in the integrated circuit board 4, the multiple sensors detect indoor air, the integrated circuit board 4 can collect data detected by the multiple sensors, all collected data are processed through the programs and the AD chip modules in the integrated circuit board 4, and finally output is achieved. The front side wall of the casing 1 is provided with a plurality of circular air holes 2 at intervals, the front side wall of the casing 1 is provided with a plurality of circular air holes 2, indoor air can enter the casing 1 through the air holes 2, detection of various gas sensors 5 on indoor air is achieved, a plurality of air passages 3 are formed in the circumferential side wall surface of the casing 1, the air passages 3 are of strip-shaped structures, the air quality in the room can be fully perceived in an unoriented manner by the gas sensors 5, real-time monitoring is carried out, meanwhile, the overall heat dissipation of an internal circuit can be improved, and normal operation and detection accuracy of the gas sensors 5 are ensured.

The gas sensor 5 includes: a CO sensor 51, a CO2 sensor 52, a formaldehyde sensor 53, a temperature and humidity sensor 54, a PM2.5 sensor 55, and a TVOC sensor 56.

Specifically, the plurality of gas sensors 5 mounted on the integrated circuit board 4 can detect various components of indoor gas, so as to improve the detection diversity, and the plurality of gas sensors 5 comprise a CO sensor 51, a CO2 sensor 52, a formaldehyde sensor 53, a temperature and humidity sensor 54, a PM2.5 sensor 55 and a TVOC sensor 56, so that the indoor air quality is detected in real time, and the life and health of people are guaranteed.

The display screen 6 is arranged in the middle of the front side wall of the shell 1, the switch key 7 is arranged on the shell 1 and is positioned in the display screen 6, and the display screen 6 and the switch key 7 are electrically connected with the integrated circuit board 4.

The display screen 6 is a color LED lamp display screen 6.

Specifically, still include display screen 6 and switch button 7, display screen 6 and switch button 7 all with integrated circuit board 4 electric connection, switch button 7 are used for starting this device, and display screen 6 is colored LED lamp display screen 6, crosses the concentration of CO2 and PM2.5 in the display screen 6 by red to green gradual change colour change suggestion indoor air quality, and the display is that the concentration of CO2 and PM2.5 exceeds standard in the air quality for showing, and the concentration of exceeding standard in the indoor air quality is gradually strengthened by the CO2 and PM2.5 in the red to green change time.

The micro-switch 8 is arranged in the shell 1, and the micro-switch 8 is electrically connected with the integrated circuit board 4.

The integrated circuit board (4) further comprises a buzzer 9, wherein the buzzer 9 is arranged in the shell 1, and the buzzer 9 is electrically connected with the integrated circuit board 4.

Specifically, the integrated circuit board 4 is further provided with a buzzer 9, and when the CO sensor 51 detects that CO in indoor air exceeds standard, the integrated circuit board 4 and the AD chip module control the buzzer 9 to perform sound alarm so as to ensure life safety of people.

The integrated circuit board 4 is also provided with a communication output module 11.

Specifically, the integrated circuit board 4 is further provided with a communication output module 11, after the signal is processed by the program and the AD chip module built in the integrated circuit board 4, the detected air quality value can be output through the communication output module 11 and is output to the mobile phone or the mobile client of the family member, so that the real-time understanding of the family member is facilitated.

The integrated circuit board 4 is detachably disposed in the casing 1.

Specifically, the integrated circuit board 4 is detachably mounted in the casing 1 through bolts, and after the various gas sensors 5, the micro switch 8, the buzzer 9 and the communication output module are quickly mounted on the integrated circuit board 4, the integrated circuit board 4 is fixed inside the casing 1 through the bolts, and the integrated circuit board is fixed through the bolts, so that the integrated circuit board is convenient to mount.

The shell 1 is made of PVC material.

Specifically, the casing 1 is made of PVC material, is convenient to manufacture, and can be produced in batches.

A capacitor 10 is also arranged on the integrated circuit board 4.

Working principle:

the method comprises the steps of installing a plurality of gas sensors 5 comprising a CO sensor 51, a CO2 sensor 52, a formaldehyde sensor 53, a temperature and humidity sensor 54, a PM2.5 sensor 55 and a TVOC sensor 56 on an integrated circuit board 4 respectively, installing the integrated circuit board 4 inside a shell 1, turning on a power supply, detecting indoor gas quality through the plurality of gas sensors 5, acquiring data detected by the plurality of gas sensors 5 through the integrated circuit board 4, processing the acquired data through a program and an AD chip module arranged in the integrated circuit board 4, and finally outputting the data through a communication output module 11, wherein the output mode is WiFi output or RS485 MODBUS protocol. The color gradient of the display screen 6 is used for displaying whether the concentration of CO2 and PM2.5 in a room exceeds standard, a user can visually observe that when the CO sensor 51 detects that the CO in the room air exceeds standard, the integrated circuit board 4 and the AD chip module can control the buzzer 9 to carry out sound alarm so as to ensure the life safety of the user, the front side wall of the shell 1 is provided with a plurality of ventilation holes 2 at intervals, the ventilation holes 2 are circularly distributed, the circumferential side wall of the shell 1 is provided with a plurality of air passages 3, the air passages 3 are of strip-shaped structures, the front side wall of the shell 1 is provided with a plurality of ventilation holes 2, the circumferential side wall of the shell 1 is provided with a plurality of strip-shaped air passages 3, each gas sensor 5 can fully sense the indoor air quality in an unordered way and carry out real-time monitoring, meanwhile, the overall heat dissipation of an internal circuit can be improved, the plurality of kinds of gas sensors 5 are installed in the shell 1, a plurality of detection can be carried out on the room air at the same time, the detection is more accurate, finally, the calibration and the correction device can realize the real-time monitoring of the indoor air quality by the real-time terminal, and the real-time monitoring of the indoor air quality can be ensured, and the real-time terminal real-time monitoring of the indoor air quality can be realized.

The foregoing description of the preferred embodiment of the present utility model is not intended to limit the utility model to the particular form disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model. The foregoing is merely a preferred embodiment of the present application and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principles of the present application, and these modifications and variations should also be regarded as the scope of the present application.

Claims

1. An indoor environment air quality sensing device is characterized by comprising a shell (1), an air vent (2), an air passage (3), an integrated circuit board (4) and a gas sensor (5);

the novel air conditioner is characterized in that a plurality of air holes (2) are formed in the front side wall of the casing (1) at intervals, the air holes (2) are circularly distributed, a plurality of air passages (3) are formed in the circumferential side wall of the casing (1), the air passages (3) are of long-strip-shaped structures, the integrated circuit board (4) is arranged inside the casing (1), the gas sensor (5) is arranged on the integrated circuit board (4), and the gas sensor (5) can detect gas introduced by the air holes (2) and the air passages (3).

2. Indoor ambient air quality sensing device according to claim 1, characterized in that the gas sensor (5) comprises: a CO sensor (51), a CO2 sensor (52), a formaldehyde sensor (53), a temperature and humidity sensor (54), a PM2.5 sensor (55) and a TVOC sensor (56).

3. The indoor environment air quality sensing device according to claim 2, further comprising a display screen (6) and switch keys (7), wherein the display screen (6) is arranged in the middle of the front side wall of the casing (1), the switch keys (7) are arranged on the casing (1) and located in the display screen (6), and the display screen (6) and the switch keys (7) are electrically connected with the integrated circuit board (4).

4. The indoor ambient air quality sensing device of claim 1, further comprising a micro switch (8), the micro switch (8) being disposed in the housing (1), the micro switch (8) being electrically connected to the integrated circuit board (4).

5. The indoor ambient air quality sensing device according to claim 1, further comprising a buzzer (9), wherein the buzzer (9) is disposed in the housing (1), and the buzzer (9) is electrically connected to the integrated circuit board (4).

6. A room ambient air quality sensing device according to claim 3, characterized in that the display screen (6) is a color LED lamp display screen (6).

7. Indoor environmental air quality sensing device according to claim 1, characterized in that the integrated circuit board (4) is further provided with a communication output module (11).

8. Indoor ambient air quality sensing device according to claim 1, characterized in that the integrated circuit board (4) is detachably arranged in the housing (1).

9. The indoor environmental air quality sensing device according to claim 1, wherein the housing (1) is made of PVC material.

10. Indoor environmental air quality sensing device according to claim 1, characterized in that a capacitor (10) is also provided on the integrated circuit board (4).