CN212254173U

CN212254173U - Air quality analysis system based on Apriori algorithm

Info

Publication number: CN212254173U
Application number: CN202020768070.2U
Authority: CN
Inventors: 肖敏敏
Original assignee: Shaanxi Energy Institute
Current assignee: Shaanxi Energy Institute
Priority date: 2020-05-11
Filing date: 2020-05-11
Publication date: 2020-12-29
Anticipated expiration: 2030-05-11

Abstract

The utility model discloses an air quality analysis system based on Apriori algorithm, including mounting bracket and empty gas detection survey device, the mounting bracket is the L type, a plurality of mounting holes have all been seted up to the both sides outer wall of mounting bracket, the bottom fixedly connected with T type strip of mounting bracket, two relative outer wall symmetry have seted up the locking groove, empty gas detection survey device includes the casing, the top of casing is opened has the T type groove with T type strip looks adaptation; the utility model discloses a set up T type groove, locking groove etc. and after fixing mounting bracket and wall or ceiling through cooperation mounting holes such as bolts, insert T type groove with T type strip to guarantee that locking block card goes into corresponding locking groove, can accomplish the installation to air quality detection device, can separate between casing and the mounting bracket after pressing the button simultaneously, simplified air quality detection device's installation and dismantlement greatly, for later stage maintenance provides convenience.

Description

Air quality analysis system based on Apriori algorithm

Technical Field

The utility model relates to an air quality analysis system specifically is an air quality analysis system based on Apriori algorithm.

Background

The quality of the air reflects the air pollution degree, and is judged according to the concentration of pollutants in the air. Air pollution is a complex phenomenon, and the concentration of air pollutants is influenced by a plurality of factors at specific time and place, so that the analysis of the air quality is very complex, the correlation degree of meteorological factors and air quality indexes is calculated by using an Apriori algorithm, the influence of the meteorological factors on the air quality is analyzed in a two-way mode, the analysis efficiency and the analysis effect of the influence of the meteorological factors on the air quality can be effectively improved, and the air quality analysis system based on the Apriori algorithm needs to be provided with a large number of air quality detection devices at various places of a city to acquire a large number of air quality information to construct a database and scan the air quality information.

However, the air quality detection device used in the existing air quality analysis system is cumbersome to install and disassemble, and causes great inconvenience for later maintenance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air quality analysis system based on Apriori algorithm to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an air quality analysis system based on Apriori algorithm comprises a mounting rack and an air detection device, wherein the mounting rack is L-shaped, a plurality of mounting holes are formed in the outer walls of two sides of the mounting rack, a T-shaped strip is fixedly connected to the bottom of the mounting rack, locking grooves are symmetrically formed in two opposite outer walls of the mounting rack, the air detection device comprises a shell, a T-shaped groove matched with the T-shaped strip is formed in the top of the shell, a partition board is fixedly arranged on the inner wall of the shell close to the top, a gear is rotatably arranged at the center of the top of the partition board, a first rack and a second rack are symmetrically arranged on the top of the partition board and positioned on two sides of the gear in a sliding mode, an L-shaped connecting block is fixedly connected to one end of each of the first rack and the second rack, a locking block is fixedly connected to the outer wall of the, the button runs through the inner wall of casing, the other end fixedly connected with extension spring of second rack, the one end of extension spring and the inner wall fixed connection of casing, the locking piece runs through and is located corresponding locking inslot behind the inner wall of casing, the inner wall of casing is close to bottom fixedly connected with bottom plate, the inside of casing is provided with detects the box, the outer wall that detects the box runs through and is provided with detection module, the outer wall symmetry that detects the box runs through and is provided with intake pipe and outlet duct, the inside of intake pipe is provided with the fan, the inlet end of intake pipe runs through the bottom plate, the end of giving vent to anger of outlet duct runs through the bottom plate.

As a further aspect of the present invention: one end of the T-shaped strip is arc-shaped.

As a further aspect of the present invention: the locking piece's one side outer wall is the inclined plane, locking groove and locking piece's size looks adaptation.

As a further aspect of the present invention: the top of the partition board is symmetrically and fixedly connected with two limiting blocks, the first rack and the second rack are located between the two limiting blocks, and the first rack and the second rack are respectively in sliding connection with the corresponding limiting blocks.

As a further aspect of the present invention: the first rack and the second rack are meshed with the gear.

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

1. the utility model discloses a set up T type groove, locking groove etc. and after fixing mounting bracket and wall or ceiling through cooperation mounting holes such as bolts, insert T type groove with T type strip to guarantee that locking block card goes into corresponding locking groove, can accomplish the installation to air quality detection device, can separate between casing and the mounting bracket after pressing the button simultaneously, simplified air quality detection device's installation and dismantlement greatly, for later stage maintenance provides convenience.

2. The utility model discloses inner wall at the casing is close to bottom department and sets up bottom plate and intake pipe etc. can prevent that rainwater etc. from causing the damage to air detection device in getting into the detection box, has effectively improved air detection device's life.

Drawings

Fig. 1 is a schematic structural diagram of an air quality analysis system based on Apriori algorithm.

Fig. 2 is a schematic structural diagram of a locking slot in an air quality analysis system based on Apriori algorithm.

Fig. 3 is a schematic structural diagram of a gear in an air quality analysis system based on Apriori algorithm.

Fig. 4 is a schematic structural diagram of an L-shaped connection block in an air quality analysis system based on Apriori algorithm.

FIG. 5 is a schematic structural diagram of a limiting block in an air quality analysis system based on Apriori algorithm

Wherein, mounting bracket 1, mounting hole 2, T type strip 3, locking groove 4, casing 5, T type groove 6, baffle 7, gear 8, first rack 9, second rack 10, L type connecting block 11, locking block 12, button 13, extension spring 14, stopper 15, bottom plate 16, detection box 17, intake pipe 18, outlet duct 19, fan 20, detection module 21.

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.

Referring to fig. 1 to 3, in an embodiment of the present invention, an air quality analysis system based on Apriori algorithm includes a mounting frame 1 and an air detection device, the mounting frame 1 is L-shaped, a plurality of mounting holes 2 are formed on both outer walls of the mounting frame 1, a T-shaped bar 3 is fixedly connected to the bottom of the mounting frame 1, locking grooves 4 are symmetrically formed on two opposite outer walls, the air detection device includes a housing 5, a T-shaped groove 6 adapted to the T-shaped bar 3 is formed on the top of the housing 5, a partition plate 7 is fixedly disposed on the inner wall of the housing 5 near the top, a gear 8 is rotatably disposed at the center of the top of the partition plate 7, a first rack 9 and a second rack 10 are symmetrically slidably disposed on the top of the gear 8, an L-shaped connecting block 11 is fixedly connected to one end of the first rack 9 and one end of the second rack 10, a locking block 12 is fixedly connected to the, other end fixedly connected with button 13 of first rack 9, button 13 runs through the inner wall of casing 5, the other end fixedly connected with extension spring 14 of second rack 10, the one end of extension spring 14 and the inner wall fixed connection of casing 5, locking block 12 runs through and is located the locking groove 4 that corresponds behind the inner wall of casing 5, the inner wall of casing 5 is close to bottom fixedly connected with bottom plate 16, the inside of casing 5 is provided with detection box 17, the outer wall that detects box 17 runs through and is provided with detection module 21, the outer wall symmetry that detects box 17 runs through and is provided with intake pipe 18 and outlet duct 19, the inside of intake pipe 18 is provided with fan 20, the inlet end of intake pipe 18 runs through bottom plate 16, the end of giving vent to anger of outlet duct.

The detection module 21 comprises a temperature and humidity sensor, a carbon dioxide sensor and a TVOC sensor, wherein the specific model of the temperature and humidity sensor is SHT 30-DIS-B2.5KS; the specific model of the carbon dioxide sensor is MH-Z19B; the specific model of the TVOC sensor is ES4-AG1-1000, a storage battery, a wireless communication module, a D/A converter, a central controller, a calculation module, an analysis module and a storage module are further arranged inside the shell 5, the temperature, the humidity and the like in the environment are monitored in real time through the temperature sensor, the humidity sensor and the TVOC sensor, monitoring data are transmitted to the D/A converter, then the D/A converter converts the data and transmits the data to the central controller, the central controller sends an instruction and transmits the data to the calculation module, the calculation module analyzes the correlation coefficient and the variance of the data through a KPI data repository, then redundant KPI is removed, windowing is carried out to generate scattered KPI intervals, then the intervals are transmitted to the analysis module, the analysis module compares the KPI of each interval according to reference data, and then analyzes the correlation between perception variation of the KPI of each interval, and finally, outputting the associated data for storage and sending to the remote terminal.

One end of the T-shaped strip 3 is arc-shaped.

Locking piece 12's one side outer wall is the inclined plane, locking groove 4 and locking piece 12's size looks adaptation, circular-arc tip through T type strip 3 cooperatees with locking piece 12's inclined plane, insert T type strip 3 behind T type groove 6, can directly promote locking piece 12 to both sides, make locking groove 4 remove to the department relative with locking piece 12 then, later under extension spring 14's effect, locking piece 12 blocks automatic re-setting card into locking groove 4, in order to realize fixing between casing 5 and mounting bracket 1.

Two stopper 15 of the top symmetry fixedly connected with of baffle 7, first rack 9, second rack 10 are located between two stopper 15, and first rack 9, second rack 10 respectively with the stopper 15 sliding connection that corresponds, through the setting of two stopper 15, can carry out effectual spacing to first rack 9 in second rack 10.

The first rack 9 and the second rack 10 are meshed with the gear 8, so that the first rack 9 and the second rack 10 can be linked to realize simultaneous action of the two locking blocks 12.

The utility model discloses a theory of operation is:

when installing empty gas detection survey device, earlier fix mounting bracket 1 and wall or ceiling through cooperation mounting hole 2 such as bolt, later insert behind T type groove 6 alignment T type strip 3, circular-arc tip through T type strip 3 cooperatees with the inclined plane of locking block 12, insert T type strip 3 behind T type groove 6, can directly promote locking block 12 to both sides, then make locking groove 4 remove to the department relative with locking block 12, later under extension spring 14's effect, through the first rack 9 with 8 intermeshing of gear simultaneously, second rack 10, can make two locking blocks 12 block automatic re-setting card locking groove 4 in, in order to realize fixing between casing 5 and mounting bracket 1.

When needs overhauld aerial detection device, press button 13, can promote first rack 9 and remove, then through the meshing transmission of first rack 9, the surplus gear 8 of second rack 10, drive the removal of 10 directions of second rack for two locking pieces 12 break away from locking groove 4 simultaneously, can take off casing 5 this moment.

Through the inner wall at casing 5 near bottom department set up bottom plate 16 and intake pipe 18 etc. can prevent that rainwater etc. from getting into in the detection box 17, causing the damage to air detection device, effectively improved air detection device's life.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. An air quality analysis system based on Apriori algorithm, includes mounting bracket (1) and air detection device, its characterized in that: the air detection device is characterized in that the mounting rack (1) is L-shaped, a plurality of mounting holes (2) are formed in the outer walls of the two sides of the mounting rack (1), T-shaped strips (3) are fixedly connected to the bottom of the mounting rack (1), locking grooves (4) are symmetrically formed in the two opposite outer walls of the mounting rack (1), the air detection device comprises a shell (5), T-shaped grooves (6) matched with the T-shaped strips (3) are formed in the top of the shell (5), a partition plate (7) is fixedly arranged on the inner wall of the shell (5) close to the top of the shell, a gear (8) is rotatably arranged at the center of the top of the partition plate (7), a first rack (9) and a second rack (10) are symmetrically and slidably arranged on the two sides of the top of the partition plate (7) located on the gear (8), an L-shaped connecting block (11) is fixedly connected to one end of each of, the other end of the first rack (9) is fixedly connected with a button (13), the button (13) penetrates through the inner wall of the shell (5), the other end of the second rack (10) is fixedly connected with a tension spring (14), one end of the tension spring (14) is fixedly connected with the inner wall of the shell (5), the locking block (12) penetrates through the inner wall of the shell (5) and then is positioned in the corresponding locking groove (4), the inner wall of the shell (5) is close to a bottom fixedly connected with a bottom plate (16), the inside of the shell (5) is provided with a detection box (17), the outer wall of the detection box (17) is provided with a detection module (21) in a penetrating manner, the outer wall of the detection box (17) is symmetrically provided with an air inlet pipe (18) and an air outlet pipe (19) in a penetrating manner, the inside of the air inlet pipe (18) is provided with a fan (20), and, the air outlet end of the air outlet pipe (19) penetrates through the bottom plate (16).

2. An Apriori algorithm-based air quality analysis system according to claim 1, wherein: one end of the T-shaped strip (3) is arc-shaped.

3. An Apriori algorithm-based air quality analysis system according to claim 1, wherein: the locking block (12) is characterized in that the outer wall of one side of the locking block (12) is an inclined plane, and the locking groove (4) is matched with the locking block (12) in size.

4. An Apriori algorithm-based air quality analysis system according to claim 1, wherein: the top of the partition plate (7) is symmetrically and fixedly connected with two limiting blocks (15), the first rack (9) and the second rack (10) are located between the two limiting blocks (15), and the first rack (9) and the second rack (10) are respectively in sliding connection with the corresponding limiting blocks (15).

5. An Apriori algorithm-based air quality analysis system according to claim 1, wherein: the first rack (9) and the second rack (10) are meshed with the gear (8).