CN214174079U

CN214174079U - Gas detection device for household air quality detection

Info

Publication number: CN214174079U
Application number: CN202120150994.0U
Authority: CN
Inventors: 滕佳恒; 季银银; 夷增宝; 张剑锋
Original assignee: Zhejiang Lvyin Environmental Testing Technology Co ltd
Current assignee: Zhejiang Lvyin Environmental Testing Technology Co ltd
Priority date: 2021-01-20
Filing date: 2021-01-20
Publication date: 2021-09-10
Anticipated expiration: 2031-01-20

Abstract

The utility model discloses a gas detection device for detecting household air quality, which comprises a shell, an air vent mechanism and a guide mechanism which are arranged in the shell, a detection mechanism which is arranged inside the shell and connected with the air vent mechanism, a display mechanism which is arranged inside the shell and matched with the detection mechanism, and a feedback mechanism which is arranged inside the shell and matched with the detection mechanism, wherein the detection mechanism consists of a formaldehyde sensor, a dust sensor and a carbon dioxide sensor, and the display mechanism consists of a display screen which is embedded on the shell and a singlechip which is electrically connected with the display screen; the gas detection device applied to home air quality detection can achieve the purposes of detecting the content of formaldehyde, dust and carbon dioxide in air in real time, displaying numerical values and giving an alarm when the numerical values exceed a warning value.

Description

Gas detection device for household air quality detection

Technical Field

The utility model particularly relates to a gaseous detection device that is used for house air quality to detect usefulness.

Background

Along with the continuous development of economy, the living standard of people is promoting constantly, and people attach more and more importance to own living environment, and especially the content of house formaldehyde after just finishing is higher, and formaldehyde is latent carcinogen, can stimulate eyes and respiratory mucosa, causes immunologic function to be unusual, and present environmental pollution is comparatively serious, waits for a long time in such environment can cause the harm to the human body.

When the existing gas detection device is used for detecting, the natural flowing of the gas flow is slow and is difficult to fully contact with the detection device, so that the detection result is not accurate enough.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's weak point, provide a gaseous detection device that is used for house air quality to detect usefulness to reach formaldehyde, dust and carbon dioxide content in the real-time detection air, and show numerical value, report to the police when exceeding the alert value.

The utility model provides a gaseous detection device for house air quality detects usefulness, including the shell, and install ventilation mechanism and guiding mechanism in the shell, and install in the inside detection mechanism who is connected with ventilation mechanism of shell, and install in the inside display mechanism who matches with detection mechanism of shell, and install in the inside feedback mechanism who matches with detection mechanism of shell, detection mechanism comprises formaldehyde inductor, dust sensor and carbon dioxide sensor, display mechanism comprises the display screen of inlaying on the shell, and a singlechip with display screen electric connection.

Preferably, the ventilation mechanism comprises an air inlet pipe and an air outlet pipe, a U-shaped pipe is arranged at the pipe orifice of the air inlet pipe, a guide cavity is arranged at the joint of the air inlet pipe and the air outlet pipe, and nuts are in threaded connection with the pipe orifices of the U-shaped pipe and the air outlet pipe.

Preferably, the guide mechanism is composed of a motor and two rotating rings, the rotating rings are connected with the side walls of the two sides of the guide cavity through balls, blades are annularly connected between the two rotating rings, a supporting tube is arranged in the middle of the rotating rings, gear teeth are arranged on the inner wall of the supporting tube, the motor is fixedly connected to the inner wall of the guide cavity, a gear is arranged at the front end of the motor, and the gear is meshed with the gear teeth.

Preferably, the feedback mechanism comprises a battery and a buzzer, a charging port is arranged on the right side of the battery, and the buzzer is electrically connected with the single chip microcomputer.

Compared with the prior art, the beneficial effects of the utility model are that: drive the gear through the motor in the direction chamber and rotate, the gear drives the stay tube rotation through the meshing connection, the stay tube drives rotatory ring and rotates, inhale the outside air in the direction chamber by the intake pipe, the U-shaped pipe of intake pipe department avoids into water, reach gas outlet department by the direction chamber again, the air current is by the formaldehyde inductor when flowing to the gas outlet by the direction chamber again, dust sensor and carbon dioxide sensor detect, detect formaldehyde in the air, the content of dust and carbon dioxide, the numerical value transmission that will detect gives the singlechip, the singlechip shows on transmitting the signal to the display screen again, when numerical value exceeds standard, the singlechip gives buzzer with signal transmission, report to the police by buzzer and remind, flow the outside air, make the air can be abundant contact with the detector, make the testing result more accurate.

Drawings

FIG. 1 is a schematic perspective view of the housing of the present invention;

FIG. 2 is a perspective view of the rotating ring of the present invention;

FIG. 3 is a schematic view of the internal connection structure of the housing of the present invention;

fig. 4 is a schematic view of the rotary ring connection structure of the present invention.

Detailed Description

The utility model discloses a gaseous detection device for house air quality detects usefulness, including shell 1, and install ventilation mechanism and guiding mechanism in shell 1, and install in the detection mechanism that shell 1 is inside to be connected with ventilation mechanism, and install in shell 1 inside with detection mechanism matched with display mechanism, and install in shell 1 inside with detection mechanism matched with feedback mechanism, detection mechanism comprises formaldehyde inductor 8, formaldehyde sensor 8 adopt AQM-300T, dust sensor 9 and carbon dioxide sensor 10, and dust sensor 9 adopts PM1003, and carbon dioxide sensor 10 adopts CM1101, display mechanism is by inlaying display screen 6 on shell 1, and one constitutes with display screen 6 electric connection's singlechip 7, and singlechip 7 adopts W5500.

The ventilation mechanism comprises intake pipe 2 and outlet duct 11, and the mouth of pipe department of intake pipe 2 is equipped with U-shaped pipe 3, and

intake pipe

2 and 11 junctions of outlet duct are equipped with direction chamber 4, and the mouth of pipe department of U-shaped pipe 3 and outlet duct 11 all threaded connection has the nut, and U-shaped pipe 3 avoids water to get into intake pipe 2, seals with the nut when not using device, avoids the inductor to damage the influence precision.

The guide mechanism comprises a motor 17 and two rotary rings 5, the motor 17 adopts RF-310, the rotary rings 5 are connected with the side walls of two sides of the guide cavity 4 through balls, blades 15 are annularly connected between the two rotary rings 5, a support tube 16 is arranged in the middle of the rotary rings 5, gear teeth are arranged on the inner wall of the support tube 16, the motor 17 is fixedly connected on the inner wall of the guide cavity 4, a gear 18 is arranged at the front end of the motor 17, the gear 18 is meshed with the gear teeth and is connected with the gear teeth, the gear 18 is driven by the motor 17 to rotate, the gear 18 drives the blades 15 to rotate, external air is sucked in through an air inlet pipe 2, and then detection is carried out by a sensor.

The feedback mechanism is composed of a battery 13 and a buzzer 12, the buzzer 12 adopts CY3840, a charging port 14 is arranged on the right side of the battery 13, the buzzer 12 is electrically connected with the singlechip 7, and the buzzer 12 gives an alarm when the numerical value detected by the sensor exceeds the warning value.

The working principle is as follows: the motor 17 in the guide cavity 4 drives the gear 18 to rotate, the gear 18 drives the support tube 16 to rotate through meshing connection, the support tube 16 drives the rotating ring 5 to rotate, outside air is sucked into the guide cavity 4 from the air inlet tube 2, the U-shaped tube 3 at the air inlet tube 2 avoids water inflow and reaches the air outlet 11 from the guide cavity 4, air flow is detected by the formaldehyde sensor 8, the dust sensor 9 and the carbon dioxide sensor 10 when flowing to the air outlet 11 from the guide cavity 4, the content of formaldehyde, dust and carbon dioxide in the air is detected, the detected value is transmitted to the singlechip 7, the singlechip 7 transmits a signal to the display screen 6 for displaying, when the value exceeds the standard, the singlechip 7 transmits the signal to the buzzer 12, the buzzer 12 gives an alarm to remind, the outside air flows, and the air can fully contact with the detector, the detection result is more accurate.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a gaseous detection device for house air quality detects usefulness, including the shell, and install ventilation mechanism and guiding mechanism in the shell, and install in the inside detection mechanism who is connected with ventilation mechanism of shell, and install in the inside display mechanism who matches with detection mechanism of shell, and install in the inside feedback mechanism who matches with detection mechanism of shell, detection mechanism comprises formaldehyde inductor, dust sensor and carbon dioxide sensor, display mechanism comprises the display screen of inlaying on the shell, and a singlechip with display screen electric connection.

2. The gas detection device for home air quality detection according to claim 1, wherein: the ventilation mechanism is composed of an air inlet pipe and an air outlet pipe, a U-shaped pipe is arranged at the pipe orifice of the air inlet pipe, a guide cavity is arranged at the joint of the air inlet pipe and the air outlet pipe, and nuts are in threaded connection with the pipe orifices of the U-shaped pipe and the air outlet pipe.

3. The gas detection device for home air quality detection according to claim 1, wherein: the guide mechanism is composed of a motor and two rotating rings, the rotating rings are connected with the side walls of the two sides of the guide cavity through balls, blades are annularly connected in the middle of the two rotating rings, a supporting tube is arranged in the middle of the rotating rings, gear teeth are arranged on the inner wall of the supporting tube, the motor is fixedly connected to the inner wall of the guide cavity, a gear is arranged at the front end of the motor, and the gear is meshed with the gear teeth.

4. The gas detection device for home air quality detection according to claim 1, wherein: the feedback mechanism comprises a battery and a buzzer, a charging port is arranged on the right side of the battery, and the buzzer is electrically connected with the single chip microcomputer.