CN215727138U

CN215727138U - Air quality detection equipment for environment detection

Info

Publication number: CN215727138U
Application number: CN202122370235.8U
Authority: CN
Inventors: 雷静
Original assignee: Individual
Current assignee: Xinjiang Zhixing Intelligent Environmental Protection Technology Co ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-02-01
Anticipated expiration: 2031-09-29

Abstract

The utility model discloses air quality detection equipment for environment detection, which comprises an equipment shell, wherein an upper air inlet hole and a lower air inlet hole are formed in the left side wall of the equipment shell, an upper air inlet pipe is arranged at the upper air inlet hole, a detection probe of a detection device penetrates through the pipe wall of the upper air inlet pipe and is positioned in the upper air inlet pipe, a lower air inlet pipe is arranged at the lower air inlet hole, an air outlet hole is formed in the right side wall of the equipment shell, an air outlet pipe is arranged at the air outlet hole, and the upper air inlet pipe, the lower air inlet pipe and the air outlet pipe are all positioned in the equipment shell; the equipment shell is also provided with a fan, a Venturi tube and a connecting pipe, an air inlet of the fan is connected with the lower air inlet pipe, an air inlet end and an air outlet end of the Venturi tube are respectively connected with an air outlet and an air outlet pipe of the fan, and a negative pressure air suction end of the Venturi tube is connected with the right end of the upper air inlet pipe through the connecting pipe; the utility model can actively suck air, so that the outside air continuously enters the upper air inlet pipe, and the accuracy of the detection result is effectively ensured.

Description

Air quality detection equipment for environment detection

Technical Field

The utility model relates to the technical field of air quality detection, in particular to air quality detection equipment for environment detection.

Background

The chinese utility model patent with application number CN201720156661.2 discloses a portable air quality detection device, which comprises a PM2.5 detection device, a temperature and humidity detection device, a formaldehyde detection device, a controller and an interactive panel; the controller respectively acquires PM2.5 concentration, temperature and humidity and formaldehyde concentration data of the air environment through the PM2.5 detection device, the temperature and humidity detection device and the formaldehyde detection device, and outputs an analysis result of the air environment to a user through the interactive panel according to the acquired data. According to the portable air quality detection equipment provided by the embodiment of the utility model, through the PM2.5 detection device, the temperature and humidity detection device, the formaldehyde detection device and the interactive panel, a user can timely, conveniently, accurately and intuitively know the air quality information under the current environment, namely the most concerned information about the PM2.5 concentration, the temperature and humidity and the formaldehyde concentration, the user operation is simple and convenient, and the acquired air quality information is more pertinent and more in line with the requirements of the user.

The air quality detection equipment cannot actively suck air, can only detect by means of free flow of the air, and is prone to the problem of inaccurate detection results when the air flows slowly.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide air quality detection equipment for environment detection, and aims to solve the problems that the existing air quality detection equipment cannot actively suck air, can only detect the air by means of free flow of the air, and is prone to inaccurate detection results when the air flows slowly.

The utility model is realized by the following steps: an air quality detection device for environment detection comprises a device shell, wherein a controller, a detection device and a communication device are arranged in the device shell, the detection device is electrically connected with the controller, the controller is communicated with the outside through the communication device, an upper air inlet hole and a lower air inlet hole are formed in the left side wall of the device shell, an upper air inlet pipe is installed at the upper air inlet hole, a sealing plate is arranged at the right end of the upper air inlet pipe, a detection probe of the detection device penetrates through the pipe wall of the upper air inlet pipe and is located in the upper air inlet pipe, a lower air inlet pipe is installed at the lower air inlet hole, an air outlet hole is formed in the right side wall of the device shell, an air outlet pipe is installed at the air outlet hole, and the upper air inlet pipe, the lower air inlet pipe and the air outlet pipe are all located in the device shell; still be provided with fan, venturi and connecting pipe in the equipment casing, the fan links to each other with the controller electrical property, the air intake and the lower intake pipe of fan link to each other, venturi's inlet end links to each other with the air outlet and the outlet duct of fan respectively with the end of giving vent to anger, venturi's negative pressure end of breathing in links to each other through the right-hand member of connecting pipe with last trachea.

Furthermore, be provided with the internal thread structure on the left end inner wall of intake pipe down, the left end threaded connection of intake pipe has the air filter subassembly down.

Further, the air filtering component comprises a screwing part, a round pipe part and a filtering net, wherein the screwing part is arranged at the left end of the round pipe part, an external thread structure is arranged on the outer wall of the round pipe part, the round pipe part is installed in the lower air inlet pipe in a threaded mode, and the filtering net is arranged in the round pipe part.

Further, be provided with semicircle pipe portion on the back wall of equipment casing, semicircle pipe portion detachable is connected with the semicircle pipe, the pipe diameter of semicircle pipe portion and semicircle pipe is the same.

Furthermore, the both ends of semicircle pipe portion and semicircle pipe all are provided with the extension flat plate portion, be provided with connecting screw hole on the extension flat plate portion of semicircle pipe portion, be provided with the connect the through-hole with the connect the screw hole one-to-one on the extension flat plate portion of semicircle pipe, semicircle pipe portion and semicircle pipe pass through connecting bolt and link to each other, connecting bolt's pole portion passes in the connect the through-hole that semicircle pipe twisted the connect the screw hole of semicircle pipe portion.

Further, all be provided with the rubber pad on the inner wall of semicircle pipe portion and semicircle pipe, the rubber pad is semicircle tubulose, the external diameter of rubber pad is the same with the pipe diameter of semicircle pipe portion and semicircle pipe.

Compared with the prior art, the utility model has the beneficial effects that:

1. the utility model can actively suck air, so that the outside air continuously enters the upper air inlet pipe, and the accuracy of the detection result is effectively ensured.

2. The air filter assembly is arranged at the air inlet end of the lower air inlet pipe, and dust entering the fan and the Venturi tube is effectively reduced through the arrangement of the air filter assembly, so that the air filter assembly can be continuously used for a long time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic perspective view of an air quality detecting apparatus for environmental detection according to the present invention;

FIG. 2 is a left side view of an air quality detecting apparatus for environmental testing according to the present invention;

FIG. 3 is a front view of an air quality detecting apparatus for environmental testing according to the present invention;

fig. 4 is a schematic view of a pipeline connection of the air quality detection device for environmental detection according to the present invention.

In the figure: 1. an equipment housing; 101. a semi-circular tube portion; 2. an upper intake pipe; 3. a lower air inlet pipe; 4. an air outlet pipe; 5. a fan; 6. a venturi tube; 7. a connecting pipe; 8. a sealing plate; 9. an air filtration assembly; 10. a filter screen; 11. a semicircular tube; 12. a connecting bolt; 13. and (7) a rubber pad.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Referring to fig. 1, 2, 3 and 4, an air quality detecting apparatus for environmental detection includes an apparatus housing 1, a controller, a detecting device and a communication device are disposed in the apparatus housing 1, and the detecting device includes a PM2.5 detecting device, a temperature detecting device, a humidity detecting device, a formaldehyde detecting device, a carbon monoxide detecting device, a carbon dioxide detecting device, and the like. Each detection device is electrically connected with the controller, and the controller is communicated with the outside through the communication device. An upper air inlet hole and a lower air inlet hole are formed in the left side wall of the equipment shell 1, an upper air inlet pipe 2 is installed at the upper air inlet hole, and a sealing plate 8 is arranged at the right end of the upper air inlet pipe 2. The detection probe of the detection device penetrates through the pipe wall of the upper air inlet pipe 2 and is located in the upper air inlet pipe 2, the lower air inlet pipe 3 is installed at the lower air inlet hole, an air outlet hole is formed in the right side wall of the equipment shell 1, an air outlet pipe 4 is installed at the air outlet hole, and the upper air inlet pipe 2, the lower air inlet pipe 3 and the air outlet pipe 4 are all located in the equipment shell 1. Still be provided with fan 5, venturi 6 and connecting pipe 7 in the equipment casing 1, fan 5 links to each other with the controller electrical property, and the air intake of fan 5 links to each other with intake pipe 3 down, and venturi 6's inlet end links to each other with the air outlet of fan 5 and outlet duct 4 respectively with the end of giving vent to anger, and venturi 6's negative pressure end of breathing in links to each other with the right-hand member of last inlet duct 2 through connecting pipe 7.

The working principle of the utility model is as follows: the controller controls the fan 5 to start, the fan 5 sucks external air and conveys the air to the Venturi tube 6, and finally the air enters the air outlet pipe 4 from the air outlet end of the Venturi tube 6 and is discharged from the air outlet pipe 4. When air flows in the venturi tube 6, negative pressure is generated at the negative pressure suction end of the venturi tube 6, and external air enters the upper air inlet tube 2 under the action of pressure difference, enters the venturi tube 6 through the connecting tube 7, and is finally discharged from the air outlet tube 4. When the outside air passes through the upper air inlet pipe 2, the detection probe of each detection device detects the air passing through the upper air inlet pipe 2. Therefore, the utility model can actively suck air, so that the outside air continuously enters the upper air inlet pipe 2, and the accuracy of the detection result is effectively ensured.

Referring to fig. 1 and 2, an inner wall of the left end of the lower air inlet pipe 3 is provided with an internal thread structure, and the left end of the lower air inlet pipe 3 is connected with an air filter assembly 9 through a thread. Air filter component 9 includes twists portion, pipe portion and filter screen 10, twists the portion of moving and sets up in the left end of pipe portion, twists the portion of moving and is the nut form, is convenient for twist and moves. An external thread structure is arranged on the outer wall of the round pipe part, the round pipe part is installed in the lower air inlet pipe 3 in a threaded mode, and the filter screen 10 is arranged in the round pipe part. Through the arrangement of the air filtering component 9, dust entering the fan 5 and the Venturi tube 6 is effectively reduced, so that the air filter can be continuously used for a long time.

Referring to fig. 1, a semicircular pipe portion 101 is disposed on a rear wall of an apparatus housing 1, the semicircular pipe portion 101 is connected to a semicircular pipe 11, extending flat plate portions are disposed at two ends of the semicircular pipe portion 101 and two ends of the semicircular pipe 11, a connecting threaded hole is disposed on the extending flat plate portion of the semicircular pipe portion 101, connecting through holes corresponding to the connecting threaded holes one by one are disposed on the extending flat plate portion of the semicircular pipe 11, the semicircular pipe portion 101 is connected to the semicircular pipe 11 through a connecting bolt 12, and a rod portion of the connecting bolt 12 is screwed into the connecting threaded hole of the semicircular pipe portion 101 through the connecting through hole of the semicircular pipe 11. Due to the arrangement, the semicircular pipe part 101 and the semicircular pipe 11 are detachably connected, the utility model can be conveniently installed on a round rod or a round pipe through the semicircular pipe part 101 and the semicircular pipe 11, and is convenient to install at a certain height position, so that the application range of the utility model is enlarged. Rubber pads 13 are arranged on the inner walls of the semicircular pipe part 101 and the semicircular pipe 11, the rubber pads 13 are in a semicircular pipe shape, and the outer diameter of the rubber pads 13 is the same as the pipe diameters of the semicircular pipe part 101 and the semicircular pipe 11. The rubber pad 13 can ensure that the installation of the utility model on the round rod or the round tube is firmer.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made to the present invention by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an air quality detection equipment for environmental detection, includes equipment casing (1), be provided with controller, detection device and communication device in equipment casing (1), detection device links to each other with the controller electrical property, the controller carries out the communication through communication device and external world, a serial communication port, be provided with last inlet port and lower inlet port on the left side wall of equipment casing (1), go up inlet port department and install last inlet pipe (2), the right-hand member of going up inlet pipe (2) is provided with seals board (8), the wall that detection device's test probe passed last inlet pipe (2) is arranged in last inlet pipe (2), inlet pipe (3) are installed down to lower inlet port department, set up the venthole on the right side wall of equipment casing (1), outlet duct (4) are installed to venthole department, last inlet pipe (2), The lower air inlet pipe (3) and the air outlet pipe (4) are both positioned in the equipment shell (1); still be provided with fan (5), venturi (6) and connecting pipe (7) in equipment housing (1), fan (5) link to each other with the controller electrical property, the air intake and lower intake pipe (3) of fan (5) link to each other, the inlet end of venturi (6) with give vent to anger the end and link to each other with the air outlet and outlet duct (4) of fan (5) respectively, the negative pressure of venturi (6) is breathed in the end and is passed through the right-hand member of connecting pipe (7) with last intake pipe (2) and link to each other.

2. The air quality detection device for environment detection according to claim 1, wherein an internal thread structure is arranged on the inner wall of the left end of the lower air inlet pipe (3), and an air filter assembly (9) is connected to the left end of the lower air inlet pipe (3) in a threaded manner.

3. The air quality detection device for environmental detection according to claim 2, wherein the air filter assembly (9) comprises a screwing part, a round pipe part and a filter screen (10), the screwing part is arranged at the left end of the round pipe part, an external thread structure is arranged on the outer wall of the round pipe part, the round pipe part is installed in the lower air inlet pipe (3) in a threaded manner, and the filter screen (10) is arranged in the round pipe part.

4. The air quality detection device for environmental detection according to any one of claims 1 to 3, wherein a semicircular pipe portion (101) is provided on a rear wall of the device housing (1), the semicircular pipe portion (11) is detachably connected to the semicircular pipe portion (101), and pipe diameters of the semicircular pipe portion (101) and the semicircular pipe (11) are the same.

5. The air quality detection device for environment detection according to claim 4, wherein the two ends of the semicircular pipe portion (101) and the semicircular pipe (11) are respectively provided with an extending flat plate portion, the extending flat plate portion of the semicircular pipe portion (101) is provided with a connecting threaded hole, the extending flat plate portion of the semicircular pipe (11) is provided with connecting through holes corresponding to the connecting threaded holes one by one, the semicircular pipe portion (101) and the semicircular pipe (11) are connected through the connecting bolt (12), and the rod portion of the connecting bolt (12) penetrates through the connecting through hole of the semicircular pipe (11) and is screwed into the connecting threaded hole of the semicircular pipe portion (101).

6. The air quality detection device for environmental detection according to claim 5, wherein the inner walls of the semicircular pipe portion (101) and the semicircular pipe (11) are provided with rubber pads (13), the rubber pads (13) are semicircular pipes, and the outer diameters of the rubber pads (13) are the same as the pipe diameters of the semicircular pipe portion (101) and the semicircular pipe (11).