CN211602588U

CN211602588U - Air quality monitoring facilities based on unmanned aerial vehicle

Info

Publication number: CN211602588U
Application number: CN202020238523.0U
Authority: CN
Inventors: 任丽红; 李刚; 高元官; 杨小阳; 苗云阁
Original assignee: Chinese Research Academy of Environmental Sciences
Current assignee: Chinese Research Academy of Environmental Sciences
Priority date: 2020-03-02
Filing date: 2020-03-02
Publication date: 2020-09-29
Anticipated expiration: 2030-03-02

Abstract

The utility model discloses an air quality monitoring equipment based on unmanned aerial vehicle, including gaseous sampling head pipe, motor and unmanned aerial vehicle, the top intercommunication of gaseous sampling head pipe has gaseous sampling head, the lateral wall fixedly connected with first gear of gaseous sampling head pipe, the output shaft fixedly connected with body of rod of motor, the body of rod is kept away from the one end fixedly connected with second gear of motor, the lower fixed surface of gaseous sampling head is connected with the sensor cavity, the front surface fixedly connected with first plate body of sensor cavity; the starting motor, the output shaft of motor drives the body of rod rotatory, and body of rod transmission second gear, the first gear of second gear transmission to make the orientation of gas sampling head control, the gas sample that gas sampling head collected carries out analysis and detection by the sensor in the sensor cavity, and convey ground supervisory equipment back in real time with relevant data and use in order to be ready for next step, can freely select monitoring area and scope.

Description

Air quality monitoring facilities based on unmanned aerial vehicle

Technical Field

The utility model relates to an air technical monitoring technical field specifically is an air quality monitoring facilities based on unmanned aerial vehicle.

Background

Building site air quality monitoring facilities mostly adopt the form of the miniature station in ground to carry out the raise dust monitoring, and is inaccurate to the monitoring of high altitude construction project (like high-rise, high tower etc.), and distribution and the diffusion of unable analysis building site raise dust, can only monitor the raise dust of fixed point. This kind of monitoring mode scope is little, the precision is low, and air quality monitoring equipment mostly monitors with the form of miniature ground satellite station, and this equipment obtains the particulate matter concentration of raise dust through laser sensor to show on the LED screen, use for the supervisor.

Current air quality monitoring equipment can only monitor to the data of certain fixed point on building site ground, the analyzability and the representativeness of data are relatively poor, can't analyze the raise dust distribution and the diffusion condition of whole building site, have lou examine, data disappearance scheduling problem, can't carry out comprehensive accurate supervision to the building site raise dust.

Real-time lag, space limitation, the low scheduling problem of precision to current building site raise dust monitoring to the characteristics that high altitude air current is moist and the air current is undulant big, the utility model provides an air quality monitoring facilities based on unmanned aerial vehicle technique. The device comprises a gas sampling head, a driving mechanism, a control motor and a sensor cavity. This air quality monitoring equipment can gather the on-the-spot raise dust data of building site accurately in real time, has compensatied not enough of present artifical fixed point formula raise dust monitoring, for effectively administering the building site raise dust and provide powerful reference, for this reason, provides an air quality monitoring equipment based on unmanned aerial vehicle.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air quality monitoring facilities based on unmanned aerial vehicle to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an air quality monitoring device based on an unmanned aerial vehicle comprises a gas sampling head pipe, a motor and the unmanned aerial vehicle, the top of the gas sampling head pipe is communicated with a gas sampling head, the outer side wall of the gas sampling head pipe is fixedly connected with a first gear, the output shaft of the motor is fixedly connected with a rod body, one end of the rod body, which is far away from the motor, is fixedly connected with a second gear, the lower surface of the gas sampling head is fixedly connected with a sensor cavity, the front surface of the sensor cavity is fixedly connected with a first plate body, four first screws are symmetrically and threadedly connected with four corners of the first plate body, a second plate body is fixedly connected with the rear surface of the sensor cavity, four second screws are symmetrically and threadedly connected with four corners of the second plate body, a third plate body is fixedly connected with the lower surface of the second plate body, and two third screws are symmetrically in threaded connection with the outer side wall of the sensor cavity and positioned above the third plate body.

As further preferable in the present technical solution: the outer side wall of the gas sampling head is provided with ventilation openings which are arranged at equal intervals.

As further preferable in the present technical solution: and an overflow port is formed in the top of the gas sampling head pipe and at the joint of the gas sampling head.

As further preferable in the present technical solution: the outer side wall of the first gear is connected with the second gear in a meshing manner.

As further preferable in the present technical solution: one end of the gas sampling head and one end of the gas sampling head pipe, which is far away from the first gear, are obliquely arranged.

As further preferable in the present technical solution: the upper surface of the unmanned aerial vehicle is provided with an unmanned aerial vehicle propeller, and the unmanned aerial vehicle propeller is located below the ventilation opening.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses starter motor, the output shaft of motor drives the body of rod rotatory, body of rod transmission second gear, the first gear of second gear drive, thereby make the orientation of gas sampling head control, the gas sample that gas sampling head collected carries out the analysis by the sensor in the sensor cavity and detects, and convey ground supervisory equipment back in real time with relevant data and use in order to be equipped with next step, can be freely selected monitoring area and scope, and be convenient for carry out raise dust diffusion regional change analysis on next step, thereby environmental monitoring's means has been richened, pollution monitoring's dynamics has been increaseed on time and space.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic rear view of the present invention;

fig. 3 is a left side view structure diagram of the present invention;

figure 4 is the utility model discloses an unmanned aerial vehicle structure schematic diagram.

In the figure: 1. a gas sampling header tube; 2. a gas sampling head; 3. a first gear; 4. a second gear; 5. a motor; 6. a sensor cavity; 7. a first plate body; 8. a first screw; 9. a second plate body; 10. a second screw; 11. a third screw; 12. a third plate body; 13. an unmanned aerial vehicle propeller; 14. a vent; 15. an overflow port; 16. an unmanned aerial vehicle; 17. a rod body.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides a technical solution: an air quality monitoring device based on an unmanned aerial vehicle comprises a gas sampling head pipe 1, motor 5 and unmanned aerial vehicle 16, the top intercommunication of gaseous sampling head pipe 1 has gaseous sampling head 2, the first gear 3 of lateral wall fixedly connected with of gaseous sampling head pipe 1, the output shaft fixedly connected with body of rod 17 of motor 5, the one end fixedly connected with second gear 4 of motor 5 is kept away from to body of rod 17, the lower fixed surface of gaseous sampling head 2 is connected with sensor cavity 6, the first plate body 7 of front fixed surface of sensor cavity 6, the four corners symmetrical threaded connection of first plate body 7 has four first screws 8, the rear surface fixedly connected with second plate body 9 of sensor cavity 6, the four corners symmetrical threaded connection of second plate body 9 has four second screws 10, the lower fixed surface of second plate body 9 is connected with third plate body 12, the lateral wall of sensor cavity 6 just is located the top symmetrical threaded connection of third plate body 12 has two third screws 11.

In this embodiment, specifically: the outer side wall of the gas sampling head 2 is provided with ventilation openings 14 which are arranged at equal intervals; with the above arrangement, in the case where the moist air is condensed into water droplets in the air quality monitoring at high altitude, a part of the water droplets is discharged through the vent 14.

In this embodiment, specifically: an overflow port 15 is arranged at the top of the gas sampling head pipe 1 and the joint of the gas sampling head 2; through the arrangement, when air quality monitoring is carried out at high altitude and moist air is condensed into water drops, the overflow gap 15 can ensure that small water drops formed nearby the gas sampling head 2 cannot enter the sensor cavity 6, and the performance of the sensor is prevented from being adversely affected.

In this embodiment, specifically: the outer side wall of the first gear 3 is connected with a second gear 4 in a meshing way; through above setting, control the orientation of gaseous sampling head 2 to guarantee that the orientation of gaseous sampling head 2 is the same with unmanned aerial vehicle 16's flight direction, be the windward direction promptly, if different, then can produce monitoring error because of the inertia problem of big particulate matter.

In this embodiment, specifically: one end of the gas sampling head 2 and one end of the gas sampling head pipe 1 far away from the first gear 3 are obliquely arranged at an angle of 30 degrees; through above setting up, the 16 air quality monitoring equipment of unmanned aerial vehicle mainly cruises the monitoring to the particulate matter on a certain altitude layer, consequently, gaseous sampling head 2 designs for following the horizontal direction slope, and the slope is the 30 degrees angles, can guarantee aircraft horizontal flight, and when gaseous entering gaseous sampling head 2, the wind channel is more smooth.

In this embodiment, specifically: an unmanned aerial vehicle propeller 13 is arranged on the upper surface of the unmanned aerial vehicle 16, and the unmanned aerial vehicle propeller 13 is positioned below the ventilation opening 14; through above setting, owing to adopt unmanned aerial vehicle 16 to carry on the sensor and can produce great air current disturbance, consequently need carry out suitable adjustment in order to avoid unmanned aerial vehicle screw 13 position to the height of gaseous sampling head 2 to prevent to detect to the sensor and produce the influence, gaseous sampling head 2 highly be higher than unmanned aerial vehicle screw 13 position.

Working principle or structural principle, when in use, the motor 5 is started, the output shaft of the motor 5 drives the rod body 17 to rotate, the rod body 17 drives the second gear 4, the second gear 4 drives the first gear 3, so that the orientation of the gas sampling head 2 is controlled, the orientation of the gas sampling head 2 is ensured to be the same as the flight direction of the unmanned aerial vehicle 16, namely the windward direction, if the orientation is different, monitoring errors can be generated due to the inertia problem of large particles, under the condition that moist air is condensed into water drops when air quality monitoring is carried out at high altitude, the matching of the overflow port 15 and the vent port 14 can ensure that small water drops formed nearby the gas sampling head 2 can not enter the sensor cavity 6, the performance of the sensor is prevented from being adversely affected, a gas sample collected by the gas sampling head 2 is analyzed and detected by the sensor in the sensor cavity 6, and relevant data is transmitted back to the ground monitoring equipment in real time for further use, can freely select monitoring area and scope, realize the three-dimensional building site environment real time monitoring of multiple spot, can carry out all-round monitoring to six key elements of air simultaneously to be convenient for carry out raise dust diffusion regional change analysis on next step, thereby richened environmental monitoring's means, increaseed pollution monitoring's dynamics in time and space.

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 an air quality monitoring facilities based on unmanned aerial vehicle, includes gaseous sampling head pipe (1), motor (5) and unmanned aerial vehicle (16), its characterized in that: the top of the gas sampling head pipe (1) is communicated with a gas sampling head (2), the outer side wall of the gas sampling head pipe (1) is fixedly connected with a first gear (3), the output shaft of the motor (5) is fixedly connected with a rod body (17), one end of the rod body (17) far away from the motor (5) is fixedly connected with a second gear (4), the lower surface of the gas sampling head (2) is fixedly connected with a sensor cavity (6), the front surface of the sensor cavity (6) is fixedly connected with a first plate body (7), four corners of the first plate body (7) are symmetrically and threadedly connected with four first screws (8), the rear surface of the sensor cavity (6) is fixedly connected with a second plate body (9), the four corners of the second plate body (9) are symmetrically and threadedly connected with four second screws (10), the lower surface of the second plate body (9) is fixedly connected with a third plate body (12), the outer side wall of the sensor cavity (6) is symmetrically connected with two third screws (11) in a threaded manner above the third plate body (12).

2. The unmanned aerial vehicle-based air quality monitoring device of claim 1, wherein: the outer side wall of the gas sampling head (2) is provided with air vents (14) which are arranged at equal intervals.

3. The unmanned aerial vehicle-based air quality monitoring device of claim 1, wherein: and an overflow gap (15) is formed in the top of the gas sampling head pipe (1) and at the joint of the gas sampling head (2).

4. The unmanned aerial vehicle-based air quality monitoring device of claim 1, wherein: the outer side wall of the first gear (3) is connected with the second gear (4) in a meshing manner.

5. The unmanned aerial vehicle-based air quality monitoring device of claim 1, wherein: one end of the gas sampling head (2) and one end of the gas sampling head pipe (1) far away from the first gear (3) are obliquely arranged by 30 degrees.

6. The unmanned aerial vehicle-based air quality monitoring device of claim 2, wherein: the upper surface of unmanned aerial vehicle (16) is provided with unmanned aerial vehicle screw (13), unmanned aerial vehicle screw (13) are located the below of vent (14).