CN215692828U - Waste gas filtering device - Google Patents

Abstract

The utility model discloses a waste gas filtering device, which is applied to the field of waste gas treatment and solves the technical problems that the waste gas filtering device is easy to block after being used for a long time, so that waste gas cannot be effectively filtered and the smell of the waste gas is large; the filter has the technical effects of filtering particles and dust in the waste gas, avoiding blockage and removing peculiar smell in the waste gas.

Description

Waste gas filtering device

Technical Field

The utility model relates to the field of waste gas treatment, in particular to a waste gas filtering device.

Background

Waste gas is common pollutant in the industrial production, and the general smell of industrial waste gas is great to still contain granule and dust pollutant in the waste gas, produce great harm to people and environment, consequently need discharge to these waste gas and carry out filtration treatment to it before the external world to reduce the harm to people and environment, traditional exhaust gas filter equipment causes the jam easily after long-time the use, thereby can't carry out effectual filtration to waste gas, and the smell in the waste gas is great.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an exhaust gas filtering device which has the advantages of filtering particles and dust in exhaust gas, avoiding blockage and removing peculiar smell in the exhaust gas.

The technical purpose of the utility model is realized by the following technical scheme: including intake pipe and rose box, intake pipe and rose box intercommunication, detachable is provided with the filter screen in the rose box, be provided with the scraper blade on the filter screen, be provided with the shower head on the rose box, the shower head sets up the one side of keeping away from the intake pipe at the filter screen, the rose box intercommunication has the rose cabinet, the rose cabinet is provided with the filter pulp, the top of filter pulp is provided with the active carbon, the top intercommunication of filter cabinet has the outlet duct.

Through above-mentioned technical scheme, waste gas gets into the rose box from the intake pipe, great granule is filtered in effectual with waste gas through fine and close filter screen, thereby alleviate the pressure of follow-up processing waste gas, be detachable because of the filter screen, thereby the convenience is cleared up the filter screen, the further convenience of scraper blade is cleared up adnexed granule on the filter screen, the shower head is further handled tiny granule and dust in the waste gas, and with its dashing down, further purification waste gas, later during waste gas gets into the rose cabinet, the further filtration to waste gas of filter pulp, thereby improve the filtration degree to waste gas, later the further absorption of some harmful gas of active carbon in to waste gas, and the smell of purification waste gas, last waste gas is discharged from the outlet duct.

The utility model is further configured to: the outside of filter screen is connected with the carriage, the outside of carriage is provided with first sliding block, set up on the rose box with first sliding block matched with first spout, be provided with the handle on the carriage.

Through above-mentioned technical scheme, the filter screen is supported to the carriage, and the handle is taken out the support frame from the filter box through first sliding block to wash the filter screen.

The utility model is further configured to: the both ends of scraper blade are provided with the second sliding block, the inboard of carriage is seted up with second sliding block matched with second spout.

Through the technical scheme, the scraper plate can move relative to the filter screen conveniently, so that pollutants on the surface of the filter screen are cleaned, and blockage is avoided.

The utility model is further configured to: and a sealing ring is arranged on the first sliding groove.

Through above-mentioned technical scheme for do not have the gap between carriage and the rose box, thereby avoid waste gas to flow out.

The utility model is further configured to: one side of filtering the cabinet is provided with the access door, it has the active carbon rack to slide the cooperation on the cabinet to filter, the active carbon rack is the spill, the active carbon rack offsets with filtering the cabinet inner wall, the active carbon is placed in the active carbon rack.

Through above-mentioned technical scheme, the cooperation of sliding of active carbon rack and filter cabinet has made things convenient for the active carbon rack to take out and put into from filtering the cabinet to conveniently change the active carbon, and then maintain the effect of filtering waste gas, the active carbon rack is the spill, thereby plays the effect of dual filtration waste gas, further improves the filtration degree, thereby the active carbon rack offsets with the filter tower inner wall and prevents not flowing out of the filterable waste gas of active carbon.

The utility model is further configured to: the spray header is connected with the water pipe, the water pipe is connected with a high pressure water pump, the high pressure water pump is connected with a water tank, a water collecting tank is arranged below the spray header, and a water outlet and an overflow port are formed in the water collecting tank.

Through above-mentioned technical scheme, high pressure water pump takes water out from the water tank and releases from the shower head, and the catch basin is collected shower head spun water, and the water discharge in the convenient catch basin of outlet, overflow mouth prevent that the water in the catch basin from spilling over.

The utility model is further configured to: the air outlet pipe is connected with an exhaust fan.

Through above-mentioned technical scheme, the exhaust fan further increases the flow of interior waste gas of filter tank to improve filtration efficiency.

In conclusion, the utility model has the following beneficial effects:

1. the support frame is matched with the filter box in a sliding manner, so that the filter screen can be conveniently taken out and cleaned, and the scraper plate is further convenient to treat pollutants attached to the filter screen;

2. the active carbon rack is convenient to be changed the active carbon, and the active carbon rack of spill makes waste gas twice through the active carbon, has improved the filterable degree of waste gas.

Drawings

Fig. 1 is an overall configuration diagram of the present embodiment;

FIG. 2 is an exploded schematic view of the present embodiment;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is an enlarged view of portion B of FIG. 2;

fig. 5 is a sectional view of the present embodiment.

Reference numerals: 1. an air inlet pipe; 2. a filter box; 3. a filter screen; 4. a squeegee; 5. a shower head; 6. a filtering cabinet; 7. placing a filter cotton rack; 8. placing an active carbon rack; 9. an air outlet pipe; 10. a support frame; 11. a first sliding block; 12. a first chute; 13. a second sliding block; 14. a second chute; 15. a seal ring; 16. an access door; 17. a high pressure water pump; 19. a water collecting tank; 20. a water outlet; 21. an overflow port; 22. an exhaust fan; 23. a connecting pipe; 24. a handle; 25. a handle; 26. a support pillar; 27. and a support plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

referring to fig. 1 to 4, a waste gas filtering device comprises an air inlet pipe 1 and a filtering box 2, the air inlet pipe 1 is communicated with one end of the filtering box 2, one end of the filtering box 2 close to the air inlet pipe 1 is provided with a filtering net 3, meshes on the filtering net 3 are fine, so as to filter larger particles in waste gas, a supporting frame 10 is connected around the filtering net 3, the filtering net 3 is welded in the supporting frame 10, two sides of the supporting frame 10 are provided with first sliding blocks 11, the filtering box 2 is provided with a first sliding chute 12 matched with the first sliding blocks 11, a sealing ring 15 is arranged in the first sliding chute 12, so as to prevent waste gas from flowing out and increase the sealing performance, a handle 24 is welded on the supporting frame 10, so as to conveniently take out and put in the supporting frame 10 from the filtering box 2, and further to conveniently clean the filtering net 3, so as to avoid blockage, a scraping plate 4 is arranged on the filtering net 3, the both ends of scraper blade 4 are provided with second sliding block 13, second spout 14 has been seted up to the other both sides of carriage 10, second sliding block 13 and the cooperation of sliding of second spout 14, thereby make things convenient for scraper blade 4 to remove for filter screen 3, scraper blade 4 offsets with filter screen 3, and then conveniently handle the pollutant on the filter screen 3, scraper blade 4 can set up one, also can set up two, preferred setting is two, set up respectively in the both sides of filter screen 3, thereby reach better clearance effect.

Referring to fig. 1 and 5, still be provided with a plurality of shower heads 5 in the rose box 2, shower head 5 bolted connection is on the last lateral wall of rose box 2, shower head 5 is connected with the water pipe, water pipe connection has high pressure water pump 17, high pressure water pump 17 is connected with the water tank, thereby make shower head 5 spray water, shower head 5 sets up the one side of keeping away from intake pipe 1 at filter screen 3, thereby spray the waste gas through filter screen 3, and then spout fine particle and dust in the waste gas, the below of shower head 5 is provided with catch basin 19, catch basin 19 is placed on the bottom surface of rose box 2, thereby collect the water that shower head 5 spouts, the bottom of catch basin 19 is provided with outlet 20, thereby discharge the water in catch basin 19, overflow mouth 21 has been seted up on the upper portion of catch basin 19, thereby prevent that the water in catch basin 19 from spilling over.

Referring to fig. 2 and 5, one side intercommunication that intake pipe 1 was kept away from to rose box 2 has connecting pipe 23, the one end intercommunication that rose box 2 was kept away from to connecting pipe 23 has filtering cabinet 6, filtering cabinet 6's bottom surface bolted connection has support column 26, thereby support filtering cabinet 6's position, filtering cabinet 6's lower part is provided with the filter pulp, the filter pulp is in connecting pipe 23's top, thereby filter the waste gas that gets into in filtering cabinet 6 from connecting pipe 23, the outside of filter pulp is provided with places filter pulp rack 7 of filter pulp, thereby restrict the filter pulp in filter pulp rack 7, there are a lot of apertures on the filter pulp rack 7, thereby make waste gas get into, filter pulp rack 7 and filtering cabinet 6 bolted connection.

Referring to fig. 2 and 5, an activated carbon placing frame 8 is arranged above the filter cotton placing frame 7, activated carbon is placed in the activated carbon placing frame 8, the activated carbon placing frame 8 is concave, so that the waste gas passing through the filter cotton passes through the activated carbon twice, further the waste gas is filtered and smell is purified, supporting plates 27 are connected to two sides of the filter cabinet 6 through bolts, so as to support the position of the activated carbon placing frame 8, the activated carbon placing frame 8 is in sliding fit with the filter cabinet 6 through the supporting plates 27, so as to facilitate the replacement of the activated carbon, a handle 25 is welded at one end of the activated carbon placing frame 8, so as to facilitate the extraction of the activated carbon placing frame 8 from the filter cabinet 6, the activated carbon placing frame 8 abuts against the inner wall of the filter cabinet 6, a plurality of small holes are formed in the activated carbon placing frame 8, so as to ensure that the waste gas can only pass through the position with the activated carbon, and an access door 16 is hinged on the filter cabinet 6, thereby conveniently taking out the active carbon placing rack 8 and conveniently overhauling the interior of the filter cabinet 6.

Referring to fig. 1, the top of the filtering cabinet 6 is communicated with an air outlet pipe 9, so that the filtered waste gas flows out from the air outlet pipe 9, and the air outlet pipe 9 is connected with an exhaust fan 22, so that the flow of the waste gas in the filtering cabinet 6 is further accelerated, and the filtering efficiency is improved.

The operation process comprises the following steps: waste gas enters a filter box 2 from an air inlet pipe 1, the waste gas is firstly filtered by a filter screen 3, larger particles in the waste gas are blocked by the filter screen 3, so that the pressure of subsequent filtering is reduced, some fine particles and dust are left in the waste gas passing through the filter screen 3, the waste gas is sprayed by a spray head 5, so that the small particles and most of the dust fall into a water collecting tank 19 along with water, the waste gas enters a filter cabinet 6 along a connecting pipe 23, the waste gas is further filtered by filter cotton, the waste gas passes through active carbon twice, the active carbon adsorbs pollution gas in the waste gas and purifies the smell in the waste gas, finally the waste gas is discharged through an air outlet pipe 9, and the exhaust speed of the waste gas is further increased by an exhaust fan 22;

when the filter screen 3 needs to be cleaned, the filter screen 3 is taken out of the filter box 2 through the handle 24 and is placed in water for washing, and meanwhile, the scraper 4 is stirred to further clean pollutants attached to the filter screen 3, so that blockage is avoided;

when the activated carbon needs to be replaced, the access door 16 is opened, and the activated carbon placing frame 8 is pulled out from the filter cabinet 6 by pulling the handle 25, so that the activated carbon is replaced.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims (7)

1. A kind of waste gas filtering device is disclosed,

its characterized in that, including intake pipe (1) and rose box (2), intake pipe (1) and rose box (2) intercommunication, detachable is provided with filter screen (3) in rose box (2), be provided with scraper blade (4) on filter screen (3), be provided with shower head (5) on rose box (2), one side of intake pipe (1) is kept away from in filter screen (3) is set up in shower head (5), rose box (2) intercommunication has rose cabinet (6), rose cabinet (6) are provided with the filter pulp, the top of filter pulp is provided with the active carbon, the top intercommunication of rose cabinet (6) has outlet duct (9).

2. The exhaust gas filtering device according to claim 1, wherein a support frame (10) is connected to the outer side of the filter screen (3), a first sliding block (11) is arranged on the outer side of the support frame (10), a first sliding groove (12) matched with the first sliding block (11) is formed in the filter box (2), and a handle (24) is arranged on the support frame (10).

3. The exhaust gas filtering device according to claim 2, wherein second sliding blocks (13) are arranged at two ends of the scraper (4), and a second sliding groove (14) matched with the second sliding blocks (13) is formed in the inner side of the support frame (10).

4. An exhaust gas filtering device according to claim 2, characterized in that the first chute (12) is provided with a sealing ring (15).

5. The exhaust gas filtering device according to claim 2, wherein an access door (16) is arranged on one side of the filtering cabinet (6), an active carbon placing frame (8) is slidably matched on the filtering cabinet (6), the active carbon placing frame (8) is concave, the active carbon placing frame (8) abuts against the inner wall of the filtering cabinet (6), and the active carbon is placed in the active carbon placing frame (8).

6. The exhaust gas filtering device according to claim 1, characterized in that the spray header (5) is connected with a water pipe, the water pipe is connected with a high pressure water pump (17), the high pressure water pump (17) is connected with a water tank, a water collecting tank (19) is arranged below the spray header (5), and the water collecting tank (19) is provided with a water outlet (20) and an overflow opening (21).

7. An exhaust gas filtering device according to claim 1, characterized in that said outlet duct (9) is connected to an exhaust fan (22).

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