CN113577915A

CN113577915A - Tunnel air purification system

Info

Publication number: CN113577915A
Application number: CN202110762243.9A
Authority: CN
Inventors: 冯亚丽; 方银耀; 任文杰; 沈荣彪; 章君
Original assignee: Zhejiang Haolong Fan Co ltd
Current assignee: Zhejiang Haolong Fan Co ltd
Priority date: 2021-07-06
Filing date: 2021-07-06
Publication date: 2021-11-02

Abstract

The invention discloses a tunnel air purification system, which comprises a bypass, a tunnel air inlet arranged at one end of the bypass, a tunnel air outlet arranged at the other end of the bypass, an electrostatic dust collector arranged in the bypass, denitration equipment and a silencer, wherein the electrostatic dust collector comprises a box body and a filter screen arranged in the box body; the mounting block is provided with a first movable groove, a second movable groove and a third movable groove, the first movable groove is internally provided with a first baffle, the second movable groove is internally provided with a second baffle, the third movable groove is internally provided with a scraper, the top of the box body is provided with a water inlet, and the bottom of the box body is provided with a water outlet.

Description

Tunnel air purification system

Technical Field

The invention belongs to the technical field of air purification, and particularly relates to a tunnel air purification system.

Background

A road tunnel is a nearly closed piping system with only two ends in communication with the outside. The tunnel structure is limited, pollutants and toxic and harmful gases generated in the driving process of the vehicle are easy to accumulate, if the pollutants and the toxic and harmful gases cannot be timely and effectively treated and discharged, the driving safety and the body health of drivers and passengers are certainly and seriously affected.

The exhaust emission of motor vehicles is the most main air pollution source in road tunnels, and comprises toxic and harmful gases such as CO, NOx, Hydrocarbon (HC) and the like and inhalable Particulate Matters (PM). The treatment of polluted air in the tunnel mainly comprises two parts of particle sedimentation and toxic and harmful gas purification.

Particulate matter to contaminated air handles mainly utilizes electrostatic precipitator to get rid of, the electrostatic precipitator front end is equipped with the filter screen usually and is done preliminary treatment to the air, because this department filter screen is direct and untreated air contact, can the more dust granule of adhesion on the filter screen, the filter screen needs often to be cleared up, the mode of slope is dismantled in general adoption, but receives the influence of tunnel environment, it is very inconvenient to make the dismantlement of filter screen, entire system need shut down for a long time, influence the purifying effect of system to air in the tunnel.

Disclosure of Invention

The invention provides a tunnel air purification system for overcoming the defects of the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme: a tunnel air purification system comprises a bypass, a tunnel air inlet arranged at one end of the bypass, a tunnel air outlet arranged at the other end of the bypass, an electrostatic dust collector, denitration equipment and a silencer which are arranged in the bypass, wherein the two groups of silencers are arranged, the electrostatic dust collector, the denitration equipment and the silencer are sequentially arranged, the electrostatic dust collector comprises a box body and a filter screen arranged in the box body, the air inlet is arranged at one end of the box body, an installation block is arranged on the inner wall of the air inlet, a first groove is formed in the side wall of the installation block, and the filter screen is arranged in the first groove; a first movable groove, a second movable groove and a third movable groove are formed in the mounting block, the first movable groove and the second movable groove are respectively formed in two sides of the first groove, the third movable groove is formed between the first movable groove and the first groove, a first baffle is arranged in the first movable groove, a second baffle is arranged in the second movable groove, a scraper is arranged in the third movable groove, a water inlet is formed in the top of the box body, and a water outlet is formed in the bottom of the box body; polluted air in the tunnel enters the bypass channel from the air inlet of the tunnel, particulate matters in the air are removed by using the electrostatic dust collector, oxynitride in the air is removed by using the denitration equipment, the polluted air is purified, noise generated in the bypass channel is absorbed by the silencer, and noise pollution in the tunnel is reduced; the air entering the bypass channel enters the box body from the air inlet, the filter screen has a filtering effect on the air, and particles in the air are filtered on the filter screen; when the filter screen is cleaned, the first baffle and the second baffle respectively extend out of the first movable groove and the second movable groove, the first baffle and the second baffle form a sealed space at the air inlet, clear water is put in from the water inlet and is injected between the first baffle and the second baffle, after the liquid level between the first baffle and the second baffle rises to a specified height, the scraper extends out of the third movable groove and contacts with the filter screen, the scraper contacts with the surface of the filter screen when moving to the bottom of the third movable groove, and impurities on the filter screen are cleaned under the action of the scraper so as to clean the impurities on the filter screen; the filter screen is soaked in water to soften the impurities on the filter screen so as to hang the impurities on the filter screen down when the scraper moves; after the scraper blade removed third activity tank bottom portion, the delivery port was opened and is discharged the rivers between first baffle and the second baffle, and rivers carry impurity together and discharge from delivery port department, do the clearance to the impurity after the clearance, directly accomplish the clearance to the filter screen, need not to dismantle the filter screen, reduce the clearance degree of difficulty to the filter screen, it is long when shortening the clearance of filter screen, make the quick input of electrostatic precipitator in use, play the purifying action along with the air in the tunnel.

The side walls of the first movable groove and the second movable groove are respectively provided with a first air cylinder, the third movable groove is internally provided with a first movable block, the first movable block is provided with a first sliding block, the inner wall of the third movable groove is provided with a first sliding groove matched with the first sliding block, the first sliding groove is of an L-shaped structure, the first movable block is provided with a first connecting groove, a first connecting shaft penetrates through the first connecting groove, and the scraper plate is arranged on the first connecting shaft; the movable connecting device is characterized in that a fourth movable groove is formed in the inner wall of the third movable groove, a first connecting block is arranged in the fourth movable groove, a second groove matched with the first connecting block is formed in the first movable block, a first motor used for driving the first movable block to move downwards is arranged on the first connecting block, and the first motor can drive the first connecting shaft to rotate.

A fifth movable groove is formed in the first connecting block, two groups of sixth driving wheels are arranged in the fifth movable groove, a driving belt is wound on the two groups of sixth driving wheels, and the second groove is communicated with the first connecting groove; the connecting device is characterized in that a second connecting block is arranged on the first connecting shaft, a sixth movable groove matched with the second connecting block is arranged on the inner wall of the first connecting groove, a seventh movable groove is arranged on the inner wall of the sixth movable groove, a first limiting block is arranged in the seventh movable groove, and a first connecting spring is arranged on the first limiting block.

An eighth movable groove is formed in the side wall of the first movable block, a second limiting block is arranged in the eighth movable groove, a second connecting spring and a first connecting rope are arranged on the second limiting block, one end of the first connecting rope is fixedly connected to the inner wall of the eighth movable groove, a first limiting groove matched with the second limiting block is arranged on the inner wall of the third movable groove, and the first limiting groove is formed in one end, close to the middle of the box body, of the first sliding groove; the sixth movable groove bottom be equipped with the communicating ninth movable groove of eighth movable groove, wear to be equipped with first push pedal in the ninth movable groove, be equipped with the second slider on the first push pedal lateral wall, be equipped with on the ninth movable inslot wall with second slider matched with second spout, be equipped with first reset spring on the second slider.

A tenth movable groove is formed in the top of the first groove, a third connecting block is arranged on the inner wall of the tenth movable groove, a second connecting groove is formed in the third connecting block, a second connecting shaft matched with the second connecting groove is arranged at the top of the filter screen, a third connecting shaft is arranged at the bottom of the filter screen, an eleventh movable groove is formed in the inner wall of the second connecting groove, and a first driving wheel matched with the second connecting shaft is arranged in the eleventh movable groove; and a second movable block is arranged in the first groove, a third groove matched with the third connecting shaft is arranged at the bottom of the second movable block, and a chute is arranged on the side wall of the third groove.

A twelfth movable groove is formed in the side wall of the second connecting groove, a fixed block is arranged in the twelfth movable groove, a third sliding block is arranged on the side wall of the fixed block, a third sliding groove matched with the third sliding block is formed in the inner wall of the tenth movable groove, a thirteenth movable groove is formed in the side wall of the third sliding groove, a first push rod is arranged in the thirteenth movable groove and penetrates through the third sliding groove, a first movable cavity is formed in the side wall of the thirteenth movable groove, a first connecting plate is arranged in the first movable cavity, a fourteenth movable groove is formed in the first connecting plate, a second push plate is arranged in the fourteenth movable groove, and a third connecting spring is arranged on the side wall of the second push plate; the side wall of the first connecting plate is provided with a fourth connecting block, the fourth connecting block is provided with a cavity communicated with the fourteenth movable groove, a third push plate penetrates through the cavity, one end of the third push plate is provided with a second reset spring, the other end of the third push plate is provided with a second connecting plate, the box body is provided with a fifteenth movable groove matched with the second connecting plate, the second connecting plate is provided with a fourth sliding block, the inner wall of the fifteenth movable groove is provided with a fourth sliding groove matched with the fourth sliding block, and the fourth sliding block is provided with a third reset spring.

A second movable cavity is arranged on the side wall of the eleventh movable groove, an equipment cavity is arranged on the inner wall of the second movable cavity, a second motor is arranged in the equipment cavity, a transmission shaft is arranged on an output shaft of the second motor, the first transmission wheel is arranged on the transmission shaft, a third movable cavity is arranged on the transmission shaft, a connecting disc and an electromagnet are arranged in the third movable cavity, a sixteenth movable groove is arranged on the side wall of the third movable cavity, a fifth connecting block matched with the sixteenth movable groove is arranged on the connecting disc, a transmission ring is arranged on the fifth connecting block, a second transmission wheel and a third transmission wheel which are matched with the transmission ring are arranged in the second movable cavity, the second driving wheel is provided with a second connecting rope, the third driving wheel is provided with a third connecting rope, and the second connecting rope and the third connecting rope are respectively arranged on the second movable block.

A fifth sliding block is arranged on the second movable block, a fifth sliding groove matched with the fifth sliding block is formed in the inner wall of the first groove, a seventeenth movable groove is formed in the fifth sliding block, a third limiting block is arranged in the seventeenth movable groove, a fourth connecting spring is arranged on the third limiting block, and a second limiting groove matched with the third limiting block is formed in the inner wall of the fifth sliding groove; the fifth slider bottom is equipped with eighteenth movable groove, be equipped with the third movable block in the eighteenth movable groove, be equipped with fifth coupling spring on the third movable block, be equipped with the fourth on the third movable block and connect the rope, fourth connect rope one end link firmly in on the third stopper, the third connect the rope link firmly in on the third movable block.

The novel groove is characterized in that a nineteenth movable groove is formed in the inner wall of the first groove, a sealing plate is arranged in the nineteenth movable groove, a fifth connecting spring is arranged on the sealing plate, a twentieth movable groove is formed in the bottom of the second movable cavity, a fourth movable block is arranged in the twentieth movable groove, a twenty-first movable groove is formed in the fourth movable block, a fourth driving wheel matched with the driving ring and a fifth driving wheel matched with the fourth driving wheel are arranged in the twenty-first movable groove, a fifth connecting rope is arranged on the fifth driving wheel, one end of the fifth connecting rope is fixedly connected to the sealing plate, and a third baffle is arranged at the top of the twenty-first movable groove.

A sixth connecting spring is arranged at the bottom of the fourth movable block, a twenty-second movable groove is formed in the side wall of the twentieth movable groove, a supporting block is arranged in the twenty-second movable groove, an inclined groove is formed in the supporting block, a seventh connecting spring and a sixth connecting rope are arranged at one end of the supporting block, one end of the sixth connecting rope is fixedly connected to the inner wall of the twenty-second movable groove, a twenty-third movable groove communicated with the nineteenth movable groove is formed in the side wall of the twenty-second movable groove, a fourth push plate is arranged in the twenty-third movable groove, and an eighth connecting spring is arranged at one end of the fourth push plate; a through cavity is formed in the fourth driving wheel, a through hole corresponding to the through cavity is formed in the side wall of the twenty-first movable groove, a limiting rod is arranged in the through hole, a sixth sliding block is arranged on the limiting rod, a sixth sliding groove matched with the sixth sliding block is formed in the inner wall of the through hole, a fourth reset spring is arranged on the sixth sliding block, and a plurality of ratchets are arranged on the limiting rod; be equipped with twenty-fourth activity groove on the twentieth activity inslot wall, be equipped with ninth coupling spring in the twenty-fourth activity groove, ninth coupling spring one end is equipped with the fifth push pedal, be equipped with on the second activity intracavity wall with the communicating joint chamber of twenty-fourth activity groove, be equipped with the sixth push pedal in the joint chamber, be equipped with head rod and second connecting rod on the sixth connecting plate, be equipped with the seventh on the second connecting rod and connect the rope, seventh connection rope one end link firmly in on the fifth push pedal.

The invention has the following advantages: utilize first baffle and second baffle to form confined space in box air intake department, the scraper blade is direct to be cleaned the filter screen, need not to dismantle the filter screen, reduces the clearance degree of difficulty to the filter screen, and it is long when shortening the clearance of filter screen, makes the quick input of electrostatic precipitator use, plays the purifying action along with the air in the tunnel.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic structural diagram of an electrostatic precipitator according to the present invention.

Fig. 3 is a front view of the present invention.

Fig. 4 is a cross-sectional view taken along a-a in fig. 3.

Fig. 5 is an enlarged view of a portion a in fig. 4.

Fig. 6 is a cross-sectional view taken along line B-B of fig. 3.

Fig. 7 is an enlarged view of fig. 6 at B.

Fig. 8 is an enlarged view of fig. 7 at C.

Fig. 9 is an enlarged view of fig. 7 at D.

Fig. 10 is a cross-sectional view taken along line C-C of fig. 3.

Fig. 11 is an enlarged view of fig. 10 at E.

Fig. 12 is a cross-sectional view taken along line D-D in fig. 3.

Fig. 13 is an enlarged view of fig. 12 at F.

Fig. 14 is an enlarged view at G in fig. 13.

Fig. 15 is a cross-sectional view taken along G-G in fig. 3.

Fig. 16 is an enlarged view at H in fig. 15.

Fig. 17 is an enlarged view at I in fig. 16.

Fig. 18 is a cross-sectional view taken along H-H in fig. 3.

Fig. 19 is an enlarged view at J in fig. 18.

Fig. 20 is a cross-sectional view taken along line I-I of fig. 3.

Fig. 21 is an enlarged view at K in fig. 20.

Fig. 22 is a right side view of the present invention.

Fig. 23 is a cross-sectional view taken along J-J in fig. 22.

Fig. 24 is a cross-sectional view taken along line K-K of fig. 22.

Fig. 25 is an enlarged view at L in fig. 24.

Fig. 26 is a cross-sectional view taken along L-L of fig. 22.

Fig. 27 is an enlarged view of fig. 26 at M.

Fig. 28 is an enlarged view of fig. 26 at N.

Fig. 29 is a cross-sectional view taken along line M-M of fig. 22.

Fig. 30 is an enlarged view at O in fig. 29.

Fig. 31 is an enlarged view at P in fig. 30.

Fig. 32 is a cross-sectional view taken along N-N of fig. 22.

Fig. 33 is an enlarged view at Q in fig. 32.

FIG. 34 is an enlarged view of FIG. 33 taken at R

FIG. 35 is a cross-sectional view taken along O-O in FIG. 22.

Fig. 36 is an enlarged view of fig. 35 at S.

Fig. 37 is a cross-sectional view taken along line P-P of fig. 22.

Fig. 38 is an enlarged view at T in fig. 37.

Fig. 39 is a cross-sectional view taken along line Q-Q of fig. 22.

Fig. 40 is an enlarged view at U in fig. 39.

Detailed Description

As shown in fig. 1-40, a tunnel air purification system comprises a bypass, a tunnel air inlet 40 disposed at one end of the bypass, a tunnel air outlet disposed at the other end of the bypass, an electrostatic precipitator disposed in the bypass, a denitration device 20, and a silencer 30, wherein the silencers 30 are provided in two groups, the electrostatic precipitator, the denitration device 20, and the silencer 30 are sequentially disposed, the electrostatic precipitator includes a box body 1 and a filter screen 2 disposed in the box body 1, one end of the box body 1 is provided with an air inlet, an installation block is disposed on an inner wall of the air inlet, a first groove is disposed on a side wall of the installation block, and the filter screen 2 is disposed in the first groove; a first movable groove, a second movable groove and a third movable groove are arranged on the mounting block, the first movable groove and the second movable groove are respectively arranged on two sides of the first groove, the third movable groove is arranged between the first movable groove and the first groove, a first baffle 130 is arranged in the first movable groove, a second baffle 140 is arranged in the second movable groove, a scraper 151 is arranged in the third movable groove, a water inlet is arranged at the top of the box body 1, and a water outlet is arranged at the bottom of the box body; polluted air in the tunnel enters the bypass channel from the air inlet of the tunnel, particulate matters in the air are removed by using the electrostatic dust collector, oxynitride in the air is removed by using the denitration equipment, the polluted air is purified, noise generated in the bypass channel is absorbed by the silencer, and noise pollution in the tunnel is reduced; the air entering the bypass channel enters the box body from the air inlet, the filter screen has a filtering effect on the air, and particles in the air are filtered on the filter screen; when the filter screen is cleaned, the first baffle and the second baffle respectively extend out of the first movable groove and the second movable groove, the first baffle and the second baffle form a sealed space at the air inlet, clear water is put in from the water inlet and is injected between the first baffle and the second baffle, after the liquid level between the first baffle and the second baffle rises to a specified height, the scraper extends out of the third movable groove and contacts with the filter screen, the scraper contacts with the surface of the filter screen when moving to the bottom of the third movable groove, and impurities on the filter screen are cleaned under the action of the scraper so as to clean the impurities on the filter screen; the filter screen is soaked in water to soften the impurities on the filter screen so as to hang the impurities on the filter screen down when the scraper moves; after the scraper blade removed third activity tank bottom portion, the delivery port was opened and is discharged the rivers between first baffle and the second baffle, and rivers carry impurity together and discharge from delivery port department, do the clearance to the impurity after the clearance, directly accomplish the clearance to the filter screen, need not to dismantle the filter screen, reduce the clearance degree of difficulty to the filter screen, it is long when shortening the clearance of filter screen, make the quick input of electrostatic precipitator in use, play the purifying action along with the air in the tunnel.

The side walls of the first movable groove and the second movable groove are respectively provided with a first air cylinder 13, a first baffle and a second baffle are respectively fixedly connected to piston rods of the two first air cylinders, a first movable block 14 is arranged in the third movable groove, a first sliding block is arranged on the first movable block 14, a first sliding groove matched with the first sliding block is arranged on the inner wall of the third movable groove, the first sliding groove is of an L-shaped structure, a first connecting groove is arranged on the first movable block 14, a first connecting shaft 15 penetrates through the first connecting groove, and the scraper 151 is arranged on the first connecting shaft 15; a fourth movable groove is formed in the inner wall of the third movable groove, a first connecting block 16 is arranged in the fourth movable groove, a second groove matched with the first connecting block 16 is formed in the first movable block 14, a first motor used for driving the first movable block 14 to move downwards is arranged on the first connecting block 16, and the first motor can drive the first connecting shaft 15 to rotate; a second cylinder 12 is arranged on the side wall of the third movable groove, a piston rod of the second cylinder penetrates through the third movable groove, and a seventh push plate 121 is arranged on the piston rod of the second cylinder; a seventh sliding groove is formed in the seventh push plate, and a seventh sliding block matched with the seventh sliding groove is arranged on the side wall of the first movable block; when the filter screen is cleaned, the first cylinder pushes the first baffle and the second baffle to extend out of the first movable groove and the second movable groove, the first baffle and the second baffle form a sealed space at the air inlet, water enters the water inlet to immerse the filter screen in water, the second cylinder pushes the seventh push plate to move out of the third movable groove, the seventh push plate pushes the first movable block in the third movable groove, after the scraper extends out of the third movable groove, the first motor drives the first connecting shaft to rotate, the scraper rotates from a vertical state to a horizontal state, one end of the scraper is in contact with the filter screen, the first motor drives the first movable block to move downwards, the scraper moves along the surface of the filter screen to clean the surface of the filter screen, the filter screen can be cleaned without disassembling the filter screen, and the cleaning difficulty of the filter screen is reduced; under the arrangement of the second groove, the first connecting block is always positioned at one side of the first movable block, so that the first connecting shaft is driven to rotate and the first movable block is driven to move by using the first motor, and the effect of automatically cleaning the surface of the filter screen is realized; under the mutual cooperation of seventh slider and seventh spout, can drive first movable block and remove toward the third movable groove when the seventh push pedal of second cylinder drive moves back, accomplish the reseing of first movable block.

A fifth movable groove is formed in the first connecting block 16, two groups of sixth driving wheels 161 are arranged in the fifth movable groove, a driving belt 162 is wound on the two groups of sixth driving wheels 161, and the second groove is communicated with the first connecting groove; a second connecting block 152 is arranged on the first connecting shaft 15, a sixth movable groove matched with the second connecting block 152 is arranged on the inner wall of the first connecting groove, a seventh movable groove is arranged on the inner wall of the sixth movable groove, a first limiting block 141 is arranged in the seventh movable groove, a cambered surface is arranged on the first limiting block 141, and a first connecting spring is arranged on the first limiting block 141; the seventh movable grooves are two groups, one group of the seventh movable grooves comprises two seventh movable grooves, and the two groups of the seventh movable grooves are respectively arranged at two ends of the sixth movable groove; the sixth movable groove is of a fan-shaped structure; when the scraper is positioned in the third movable groove, the scraper is in a vertical state, the first limiting block is positioned on one side of the second connecting block, and the scraper is fixed on the vertical state by utilizing the first limiting block, so that the area of the third movable groove is reduced, the water flow for filling the third movable groove is reduced, and the liquid level of a space between the first baffle and the second baffle is quickly raised; after the scraper blade stretches out from the third movable groove, the first motor drives the sixth driving wheel to rotate, the sixth driving wheel drives the driving belt to rotate, the driving belt is in contact with the first connecting shaft to drive the first driving shaft to rotate, the second connecting block pushes the first limiting block into the seventh movable groove against the arc surface of the first limiting block, the second connecting block moves in the sixth movable groove, the second connecting block moves to the other end of the sixth movable groove, the scraper blade is turned to a horizontal state, one end of the scraper blade is in contact with the filter screen, the first limiting block at the other end of the sixth movable groove plays a limiting role in the scraper blade, the driving belt continues to rotate after the first connecting shaft cannot rotate, the first movable block moves towards the bottom of the third movable groove under the action of the driving belt, the first movable block drives the scraper blade to move downwards to clean the surface of the filter screen, and automatic cleaning of the filter screen is completed.

An eighth movable groove is formed in the side wall of the first movable block 14, a second limiting block 143 is arranged in the eighth movable groove, a second connecting spring 1431 and a first connecting rope 1432 are arranged on the second limiting block 143, one end of the first connecting rope 1432 is fixedly connected to the inner wall of the eighth movable groove, a first limiting groove matched with the second limiting block 143 is formed in the inner wall of the third movable groove, and the first limiting groove is formed in one end, close to the middle of the box body 1, of the first sliding groove; a ninth movable groove communicated with the eighth movable groove is formed in the bottom of the sixth movable groove, a first push plate 142 penetrates through the ninth movable groove, a second sliding block 1421 is arranged on the side wall of the first push plate 142, a second sliding groove matched with the second sliding block is formed in the inner wall of the ninth movable groove, and a first reset spring 1422 is arranged on the second sliding block 1421; the first limiting groove is positioned at the L-shaped corner of the first sliding groove; after the second cylinder pushes the scraper to extend out of the third movable groove, the first sliding block moves to the corner of the first sliding groove, the second limiting block is inserted into the first limiting groove, the first movable block is fixed at the top of the third movable groove under the mutual matching of the second limiting block and the first limiting groove, the driving belt only drives the first connecting shaft to rotate when rotating, the second connecting block pushes the first push plate to move after moving to the other end of the sixth movable groove, the first push plate abuts against the first connecting rope to bend the first connecting rope, the first connecting rope pulls the second limiting block to move into the eighth movable groove, the movable block moves downwards along with the rotation of the driving belt after the second limiting block is separated from the first limiting groove, and the scraper cleans the filter screen; under the arrangement of the second limiting block and the first push plate, the first movable block is prevented from moving downwards along with the rotation of the transmission belt, and the first movable block is ensured to move after the scraper plate is turned to be in a horizontal state, so that the surface of the filter screen is cleaned by the scraper plate; .

A tenth movable groove is formed in the top of the first groove, a third connecting block 17 is arranged on the inner wall of the tenth movable groove, a second connecting groove is formed in the third connecting block 17, a second connecting shaft 21 matched with the second connecting groove is arranged on the top of the filter screen 2, a third connecting shaft 22 is arranged at the bottom of the filter screen 2, an eleventh movable groove is formed in the inner wall of the second connecting groove, and a first driving wheel 174 matched with the second connecting shaft 21 is arranged in the eleventh movable groove; a second movable block 18 is arranged in the first groove, a third groove matched with the third connecting shaft 22 is formed in the bottom of the second movable block 18, and a chute is formed in the side wall of the third groove; a sealing block 11 is arranged in the tenth movable groove, and the sealing block is arranged in the tenth movable groove to seal the tenth movable groove after the filter screen is installed; when the filter screen is installed, the filter screen is wound on the second connecting shaft, the second connecting shaft is placed into the tenth movable groove, the second connecting shaft is pushed into the second connecting groove, the third connecting shaft is placed below the second movable block, the first driving wheel drives the second connecting shaft to rotate, the second movable block moves downwards, the second movable block pushes the third connecting shaft to move downwards, the third connecting shaft moves downwards into the third groove under the action of the chute until the third connecting shaft is embedded into the third groove, a positioning effect is achieved on the third connecting shaft, the filter screen is wound out of the second connecting shaft under the rotation of the second connecting shaft and the movement of the third connecting shaft, the filter screen is paved in the air inlet, and a good filtering effect is achieved on air entering the box body; the filter screen is installed in a mode that the filter screen is wound on the second connecting shaft, the area of the tenth movable groove is reduced, the filter screen can be installed only by placing the second connecting shaft and the third connecting shaft, the filter screen is more convenient to install, and the difficulty in disassembling the filter screen is reduced.

A twelfth movable groove is formed in the side wall of the second connecting groove, a fixed block 171 is arranged in the twelfth movable groove, a third slider 172 is arranged on the side wall of the fixed block 171, a third sliding groove matched with the third slider 172 is formed in the inner wall of the tenth movable groove, a thirteenth movable groove is formed in the side wall of the third sliding groove, a first push rod 19 is arranged in the thirteenth movable groove, the first push rod 19 penetrates through the third sliding groove, a first movable cavity is formed in the side wall of the thirteenth movable groove, a first connecting plate 110 is arranged in the first movable cavity, a fourteenth movable groove is formed in the first connecting plate 110, a second push plate 1101 is arranged in the fourteenth movable groove, and a third connecting spring 1102 is arranged on the side wall of the second push plate 1101; a fourth connecting block 1103 is arranged on the side wall of the first connecting plate 110, a cavity communicated with the fourteenth movable groove is arranged on the fourth connecting block 1103, a third push plate 1201 penetrates through the cavity, a second return spring 1202 is arranged at one end of the third push plate 1201, a second connecting plate 120 is arranged at the other end of the third push plate 1201, a fifteenth movable groove matched with the second connecting plate 120 is arranged on the box body 1, a fourth sliding block 1203 is arranged on the second connecting plate 120, a fourth sliding groove 1203 matched with the fourth sliding block 1203 is arranged on the inner wall of the fifteenth movable groove, and a third return spring 1204 is arranged on the fourth sliding block 1203; when the second connecting shaft is installed, the second connecting plate is pushed into the fifteenth movable groove, the second connecting plate drives the third push plate to have an east, the third push plate extrudes air in the cavity into the fourteenth movable groove, the air pressure pushes the second push plate to move out of the fourteenth movable groove, the second push plate pushes the first push rod to move, the first push rod pushes the third slide block to move, and the fixing block moves out of the second connecting groove, so that the second connecting shaft is directly pushed into the second connecting groove; after the second connecting shaft is placed into the second connecting groove, the second connecting plate is released, the fixing block extends into the second connecting groove and abuts against the side wall of the second connecting shaft, the second connecting shaft is fixed, and the second connecting shaft is prevented from falling out of the second connecting groove; when dismantling the second connecting axle, only need promote the second connecting plate can directly take out the second connecting axle from the second spread groove, the dismantlement degree of difficulty of very big reduction second connecting axle makes the change of filter screen more convenient.

A second movable cavity is arranged on the side wall of the eleventh movable groove, an equipment cavity is arranged on the inner wall of the second movable cavity, a second motor 1710 is arranged in the equipment cavity, a transmission shaft 175 is arranged on an output shaft of the second motor 1710, the first driving wheel 174 is disposed on the driving shaft 175, a third movable chamber is disposed on the driving shaft 175, a connecting disc 1751 and an electromagnet are arranged in the third movable cavity, a sixteenth movable groove is arranged on the side wall of the third movable cavity, a fifth connecting block matched with the sixteenth movable groove is arranged on the connecting disc 1751, a transmission ring 1752 is arranged on the fifth connecting block, a second transmission wheel 1720 and a third transmission wheel 1730 which are matched with the transmission ring 1752 are arranged in the second movable cavity, a second connecting rope is arranged on the second driving wheel 1720, a third connecting rope is arranged on the third driving wheel 1730, the second connecting rope and the third connecting rope are respectively arranged on the second movable block 18; the transmission shaft is connected with the first transmission wheel through a telescopic pipe, the telescopic pipe is automatically telescopic through an electromagnet, and the telescopic pipe can control the connection of the transmission shaft and the first transmission wheel; after the second connecting shaft is arranged in the second connecting groove, the third connecting shaft is arranged below the second movable block, the transmission ring is positioned on one side of the third transmission wheel to drive the third transmission wheel to rotate, the third connecting rope pulls the second movable block to move downwards in the west direction, the second movable block pushes the third connecting shaft to move downwards, the filter screen is flatly paved at the air inlet, and the filter screen is installed; when the filter screen is disassembled, the electromagnet is electrified to drive the connecting disc to move, the transmission ring moves to one side of the second transmission wheel, the second connecting rope pulls the second movable block to move upwards, the first transmission wheel drives the second connecting shaft to rotate, and the filter screen is wound on the second connecting shaft so as to be directly taken out of the tenth movable groove; through second drive wheel and third drive wheel pivoted mode, connect the second to be connected rope and third and connect the rope and wind on second drive wheel and third drive wheel, avoid the second to connect rope and third to be connected the rope and directly hang in first recess, guarantee that the second movable block can remove many times.

A fifth sliding block 181 is arranged on the second movable block 18, a fifth sliding groove matched with the fifth sliding block 181 is arranged on the inner wall of the first groove, a seventeenth movable groove is arranged on the fifth sliding block 181, a third limiting block 184 is arranged in the seventeenth movable groove, a fourth connecting spring 185 is arranged on the third limiting block 184, and a second limiting groove matched with the third limiting block 184 is arranged on the inner wall of the fifth sliding groove; an eighteenth movable groove is formed in the bottom of the fifth sliding block 181, a third movable block 182 is arranged in the eighteenth movable groove, a fifth connecting spring 183 is arranged on the third movable block 182, a fourth connecting rope is arranged on the third movable block 182, one end of the fourth connecting rope is fixedly connected to the third limiting block 184, and the third connecting rope is fixedly connected to the third movable block 182; the second limiting grooves are respectively arranged at the top and the bottom of the fifth sliding groove, the eighteenth movable grooves are also respectively arranged at the top and the bottom of the fifth sliding block, the third connecting rope is fixedly connected to the third movable block at the bottom of the fifth sliding block, and the second connecting rope is fixedly connected to the third movable block at the top of the fifth sliding block; when the second movable block is positioned at the top of the first groove, the third limiting block is embedded into the second limiting groove at the top of the first groove, and the second movable block is fixed; when the third connecting rope pulls the third movable block to move, the third movable block moves relative to the second movable block, the fourth connecting rope pulls the third limiting block to move, and after the third limiting block is separated from the second limiting groove, the second movable block moves along with the third movable block, so that the second movable block pushes the third connecting shaft to move downwards; after the second movable block moves to the bottom of the first groove, the third limiting block is embedded into the second limiting groove at the bottom of the first groove, and the second movable block is fixed at the bottom of the first groove, so that the filter screen is continuously in an open state, and the filtering effect of the filter screen on air is ensured.

A nineteenth movable groove is formed in the inner wall of the first groove, a sealing plate 150 is arranged in the nineteenth movable groove, a fifth connecting spring 1501 is arranged on the sealing plate 150, a twentieth movable groove is formed in the bottom of the second movable cavity, a fourth movable block 176 is arranged in the twentieth movable groove, a twenty-first movable groove is formed in the fourth movable block 176, a fourth driving wheel 1762 matched with the driving ring 1752 and a fifth driving wheel 1764 matched with the fourth driving wheel 1762 are arranged in the twenty-first movable groove, a fifth connecting rope is arranged on the fifth driving wheel 1764, one end of the fifth connecting rope is fixedly connected to the sealing plate 150, and a third baffle 1761 is arranged at the top of the twenty-first movable groove; when the second movable block moves towards the bottom of the first groove, the second movable block is positioned on one side of the sealing plate, the sealing plate is pressed in the nineteenth movable groove, after the second movable block moves to the bottom of the first groove, the second movable block moves away from one side of the sealing plate, the sealing plate extends out of the nineteenth movable groove, the sealing plate abuts against the filter screen to fix the side wall of the filter screen, so that the filter screen is in a tightened state, and the filter screen is cleaned by using the scraper; when the filter screen is dismantled to needs, the electromagnetism circular telegram drives the connection pad and removes, the driving ring is kept off after removing to the third baffle position, the driving ring is in the fourth drive wheel top this moment, first drive wheel and transmission shaft throw off the contact, the transmission shaft drives the driving ring and rotates, the driving ring drives the fourth drive wheel and rotates, fifth connection rope pulling closing plate removes toward the nineteenth movable slot, make the closing plate enter into the nineteenth movable slot and guarantee that the second movable block can remove in first recess, in order to take out the filter screen from the tenth movable slot.

A sixth connecting spring 1763 is arranged at the bottom of the fourth movable block 176, a twenty-second movable groove is formed in the side wall of the twentieth movable groove, a supporting block 1740 is arranged in the twenty-second movable groove, a chute is formed in the supporting block 1740, a seventh connecting spring 1750 and a sixth connecting rope 1760 are arranged at one end of the supporting block 1740, one end of the sixth connecting rope 1760 is fixedly connected to the inner wall of the twenty-second movable groove, a twenty-third movable groove communicated with the nineteenth movable groove is formed in the side wall of the twenty-second movable groove, a fourth push plate 1770 is arranged in the twenty-third movable groove, and an eighth connecting spring 1780 is arranged at one end of the fourth push plate 1770; a through cavity is formed in the fourth driving wheel 1762, a through hole corresponding to the through cavity is formed in the side wall of the twenty-first movable groove, a limiting rod 177 is arranged in the through hole, a sixth sliding block is arranged on the limiting rod 177, a sixth sliding groove matched with the sixth sliding block is formed in the inner wall of the through hole, a fourth return spring is arranged on the sixth sliding block, and a plurality of ratchets are arranged on the limiting rod 177; a twenty-fourth movable groove is formed in the inner wall of the twentieth movable groove, a ninth connecting spring is arranged in the twenty-fourth movable groove, a fifth push plate 178 is arranged at one end of the ninth connecting spring, a connecting cavity communicated with the twenty-fourth movable groove is formed in the inner wall of the second movable cavity, a sixth push plate 179 is arranged in the connecting cavity, a first connecting rod 1791 and a second connecting rod 1792 are arranged on the sixth connecting plate 179, a seventh connecting rope is arranged on the second connecting rod 1792, and one end of the seventh connecting rope is fixedly connected to the fifth push plate 178; after the sealing plate enters the nineteenth movable groove, the sealing plate pushes air in the nineteenth movable groove to enter a twenty-third movable groove, the air pressure pushes a fourth push plate to move, the fourth push plate pushes a sixth connecting rope to move, the sixth connecting rope pulls the supporting block to move into the twenty-second movable groove, the fourth movable block loses the supporting force and moves downwards, the third baffle plate descends below the transmission ring, the transmission ring continues to move to one side of the second transmission wheel and then drives the second transmission wheel to rotate, and the second connecting rope pulls the second movable block to move upwards; when the transmission ring is positioned in the middle of the transmission shaft, the transmission ring is not contacted with the sixth push plate, the ninth connecting spring pushes the fifth push plate to move towards the outside of the twenty-fourth movable groove, the fifth push plate pushes the limiting rod to be inserted into the through cavity, the fourth transmission wheel is limited under the action of the ratchet on the limiting rod, and the fifth connecting rope cannot be wound out of the fifth transmission wheel after the transmission ring is separated from the fourth transmission wheel; when the driving ring moves to one side of the third driving wheel to drive the third driving wheel to rotate, the driving ring pushes the sixth push plate to move, the sixth push plate drives the second connecting rod to move, the seventh connecting rope pulls the fifth push plate to move, and the limiting rod extends out of the through cavity, so that the sealing plate automatically extends out of the nineteenth movable groove after the second movable block is moved away from one side of the sealing plate, and the filter screen is fixed.

Can avoid the scraper blade to cause the damage to the filter screen at scraper blade one end removable rubber head of installation, make the clearance of scraper blade more convenient simultaneously.

The electrostatic precipitator structure, denitration equipment structure and the muffler structure that do not mention in this application are the same with corresponding technique among the prior art, and this application attached drawing is the schematic diagram only, and its specific dimensions uses actual implementation to be the standard.

Claims

1. A tunnel air purification system which characterized in that: the device comprises a bypass, a tunnel air inlet (40) arranged at one end of the bypass, a tunnel air outlet arranged at the other end of the bypass, an electrostatic dust collector, denitration equipment (20) and a silencer (30) which are arranged in the bypass, wherein the silencers (30) are divided into two groups, the electrostatic dust collector, the denitration equipment (20) and the silencer (30) are sequentially arranged, the electrostatic dust collector comprises a box body (1) and a filter screen (2) arranged in the box body (1), one end of the box body (1) is provided with the air inlet, the inner wall of the air inlet is provided with an installation block, the side wall of the installation block is provided with a first groove, and the filter screen (2) is arranged in the first groove; the mounting block is provided with a first movable groove, a second movable groove and a third movable groove, the first movable groove and the second movable groove are respectively arranged on two sides of the first groove, the third movable groove is arranged between the first movable groove and the first groove, a first baffle (130) is arranged in the first movable groove, a second baffle (140) is arranged in the second movable groove, a scraper (151) is arranged in the third movable groove, the top of the box body (1) is provided with a water inlet, and the bottom of the box body is provided with a water outlet.

2. The tunnel air purification system of claim 1, wherein: the side walls of the first movable groove and the second movable groove are respectively provided with a first air cylinder (13), the third movable groove is internally provided with a first movable block (14), the first movable block (14) is provided with a first sliding block, the inner wall of the third movable groove is provided with a first sliding groove matched with the first sliding block, the first sliding groove is of an L-shaped structure, the first movable block (14) is provided with a first connecting groove, a first connecting shaft (15) penetrates through the first connecting groove, and the scraper (151) is arranged on the first connecting shaft (15); be equipped with fourth activity groove on the third activity inslot wall, be equipped with first connecting block (16) in the fourth activity inslot, be equipped with on first movable block (14) with first connecting block (16) matched with second recess, be equipped with on first connecting block (16) and be used for the drive first motor of first movable block (14) down motion, first motor can drive first connecting axle (15) rotate.

3. The tunnel air purification system of claim 2, wherein: a fifth movable groove is formed in the first connecting block (16), two groups of sixth driving wheels (161) are arranged in the fifth movable groove, a driving belt (162) is wound on the two groups of sixth driving wheels (161), and the second groove is communicated with the first connecting groove; be equipped with second connecting block (152) on first connecting axle (15), be equipped with on the first connecting groove inner wall with second connecting block looks (152) complex sixth activity groove, be equipped with seventh activity groove on the sixth activity inslot wall, be equipped with first stopper (141) in the seventh activity inslot, be equipped with first connecting spring on first stopper (141).

4. The tunnel air purification system of claim 2, wherein: an eighth movable groove is formed in the side wall of the first movable block (14), a second limiting block (143) is arranged in the eighth movable groove, a second connecting spring (1431) and a first connecting rope (1432) are arranged on the second limiting block (143), one end of the first connecting rope (1432) is fixedly connected to the inner wall of the eighth movable groove, a first limiting groove matched with the second limiting block (143) is formed in the inner wall of the third movable groove, and the first limiting groove is formed in one end, close to the middle of the box body (1), of the first sliding groove; the bottom of the sixth movable groove is provided with a ninth movable groove communicated with the eighth movable groove, a first push plate (142) is arranged in the ninth movable groove in a penetrating mode, the side wall of the first push plate (142) is provided with a second sliding block (1421), the inner wall of the ninth movable groove is provided with a second sliding groove matched with the second sliding block, and the second sliding block (1421) is provided with a first reset spring (1422).

5. The tunnel air purification system of claim 1, wherein: a tenth movable groove is formed in the top of the first groove, a third connecting block (17) is arranged on the inner wall of the tenth movable groove, a second connecting groove is formed in the third connecting block (17), a second connecting shaft (21) matched with the second connecting groove is arranged at the top of the filter screen (2), a third connecting shaft (22) is arranged at the bottom of the filter screen (2), an eleventh movable groove is formed in the inner wall of the second connecting groove, and a first driving wheel (174) matched with the second connecting shaft (21) is arranged in the eleventh movable groove; a second movable block (18) is arranged in the first groove, a third groove matched with the third connecting shaft (22) is formed in the bottom of the second movable block (18), and a chute is formed in the side wall of the third groove.

6. The tunnel air purification system of claim 5, wherein: a twelfth movable groove is formed in the side wall of the second connecting groove, a fixed block (171) is arranged in the twelfth movable groove, a third sliding block (172) is arranged on the side wall of the fixed block (171), a third sliding groove matched with the third sliding block (172) is formed in the inner wall of the tenth movable groove, a thirteenth movable groove is formed in the side wall of the third sliding groove, a first push rod (19) is arranged in the thirteenth movable groove, the first push rod (19) penetrates through the third sliding groove, a first movable cavity is formed in the side wall of the thirteenth movable groove, a first connecting plate (110) is arranged in the first movable cavity, a fourteenth movable groove is formed in the first connecting plate (110), a second push plate (1101) is arranged in the fourteenth movable groove, and a third connecting spring (1102) is arranged on the side wall of the second push plate (1101); the side wall of the first connecting plate (110) is provided with a fourth connecting block (1103), a cavity communicated with the fourteenth movable groove is formed in the fourth connecting block (1103), a third push plate (1201) penetrates through the cavity, one end of the third push plate (1201) is provided with a second reset spring (1202), the other end of the third push plate (1201) is provided with a second connecting plate (120), a fifteenth movable groove matched with the second connecting plate (120) is formed in the box body (1), a fourth sliding block (1203) is arranged on the second connecting plate (120), a fourth sliding groove matched with the fourth sliding block (1203) is formed in the inner wall of the fifteenth movable groove, and a third reset spring (1204) is arranged on the fourth sliding block (1203).

7. The tunnel air purification system of claim 5, wherein: be equipped with second activity chamber on the eleventh activity groove lateral wall, be equipped with the equipment chamber on the second activity intracavity wall, be equipped with second motor (1710) in the equipment chamber, be equipped with transmission shaft (175) on the output shaft of second motor (1710), first drive wheel (174) are located on transmission shaft (175), be equipped with third activity chamber on transmission shaft (175), be equipped with connection pad (1751) and electro-magnet in the third activity chamber, be equipped with the sixteenth activity groove on the third activity chamber lateral wall, be equipped with on connection pad (1751) with sixteenth activity groove matched with fifth connecting block, be equipped with on the fifth connecting block and encircle (1752), be equipped with in the second activity chamber with transmission ring (1752) matched with second drive wheel (1720) and third drive wheel (1730), be equipped with the second on second drive wheel (1720) and connect the rope, a third connecting rope is arranged on the third driving wheel (1730), and the second connecting rope and the third connecting rope are respectively arranged on the second movable block (18).

8. The tunnel air purification system of claim 7, wherein: a fifth sliding block (181) is arranged on the second movable block (18), a fifth sliding groove matched with the fifth sliding block (181) is formed in the inner wall of the first groove, a seventeenth movable groove is formed in the fifth sliding block (181), a third limiting block (184) is arranged in the seventeenth movable groove, a fourth connecting spring (185) is arranged on the third limiting block (184), and a second limiting groove matched with the third limiting block (184) is formed in the inner wall of the fifth sliding groove; fifth slider (181) bottom is equipped with eighteenth activity groove, be equipped with third movable block (182) in the eighteenth activity groove, be equipped with fifth coupling spring (183) on third movable block (182), be equipped with the fourth on third movable block (182) and connect the rope, fourth connect rope one end link firmly in on third stopper (184), the third connect the rope link firmly in on third movable block (182).

9. The tunnel air purification system of claim 7, wherein: the novel sealing structure is characterized in that a nineteenth movable groove is formed in the inner wall of the first groove, a sealing plate (150) is arranged in the nineteenth movable groove, a fifth connecting spring (1501) is arranged on the sealing plate (150), a twentieth movable groove is formed in the bottom of the second movable cavity, a fourth movable block (176) is arranged in the twentieth movable groove, a twenty-first movable groove is formed in the fourth movable block (176), a fourth driving wheel (1762) matched with the transmission ring (1752) and a fifth driving wheel (1764) matched with the fourth driving wheel (1762) are arranged in the twenty-first movable groove, a fifth connecting rope is arranged on the fifth driving wheel (1764), one end of the fifth connecting rope is fixedly connected to the sealing plate (150), and a third baffle (1761) is arranged at the top of the twenty-first movable groove.

10. The tunnel air purification system of claim 9, wherein: a sixth connecting spring (1763) is arranged at the bottom of the fourth movable block (176), a twenty-second movable groove is formed in the side wall of the twentieth movable groove, a supporting block (1740) is arranged in the twenty-second movable groove, a chute is formed in the supporting block (1740), a seventh connecting spring (1750) and a sixth connecting rope (1760) are arranged at one end of the supporting block (1740), one end of the sixth connecting rope (1760) is fixedly connected to the inner wall of the twenty-second movable groove, a twenty-third movable groove communicated with the nineteenth movable groove is formed in the side wall of the twenty-second movable groove, a fourth push plate (1770) is arranged in the twenty-third movable groove, and an eighth connecting spring (1780) is arranged at one end of the fourth push plate (1770); a through cavity is formed in the fourth driving wheel (1762), a through hole corresponding to the through cavity is formed in the side wall of the twenty-first movable groove, a limiting rod (177) is arranged in the through hole, a sixth sliding block is arranged on the limiting rod (177), a sixth sliding groove matched with the sixth sliding block is formed in the inner wall of the through hole, a fourth reset spring is arranged on the sixth sliding block, and a plurality of ratchets are arranged on the limiting rod (177); be equipped with twenty-fourth activity groove on the twentieth activity inslot wall, be equipped with ninth coupling spring in the twenty-fourth activity groove, ninth coupling spring one end is equipped with fifth push pedal (178), be equipped with on the second activity intracavity wall with the communicating connection chamber of twenty-fourth activity groove, be equipped with sixth push pedal (179) in the connection chamber, be equipped with head rod (1791) and second connecting rod (1792) on sixth connecting plate (179), be equipped with the seventh on second connecting rod (1792) and connect the rope, seventh connect rope one end link firmly in on fifth push pedal (178).