CN216537429U - Exhaust gas pretreatment filter - Google Patents

Abstract

The utility model relates to the technical field of waste gas pretreatment, and provides a waste gas pretreatment filter which is convenient for cleaning the lower side of a filter plate, reducing particulate matters attached to the filter plate and improving the filtering efficiency of the filter plate and is convenient for integrating harmful substances in waste gas, and the waste gas pretreatment filter comprises a support frame, wherein a first filter tank and a second filter tank are arranged on the support frame, an air inlet pipe and an air outlet pipe are respectively arranged on the first filter tank and the second filter tank, the first filter tank and the second filter tank are communicated through a communicating pipe, the filter plate and a first motor are arranged on the first filter tank, an output shaft of the first motor penetrates through the first filter tank and is provided with a rotating shaft, the rotating shaft penetrates through the filter plate and is provided with a cleaning frame, a reticular baffle plate, a water absorption sponge plate and a second motor are arranged on the second filter tank, and an output shaft of the second motor penetrates through the second filter tank and is provided with a stirring rod, the stirring rod penetrates through the water-absorbing sponge plate and the net-shaped baffle plate and is provided with a plurality of stirring groups.

Description

Exhaust gas pretreatment filter

Technical Field

The utility model relates to the technical field of waste gas pretreatment, in particular to a waste gas pretreatment filter.

Background

As is known, with the continuous development of industrial production, more and more enterprises implement automatic or semi-automatic production, and exhaust gas is discharged more or less during the production process, and the discharged exhaust gas needs to be pretreated first in order not to affect the environment.

Through search, the utility model of Chinese patent publication No. CN214019792U of 24/8/2021 discloses a waste gas pretreatment filter, which roughly comprises a filter box body, an air outlet is arranged at the top end of the filter box body, an air inlet is arranged at the top end of the filter box body, a cooler component is arranged inside the filter box body, a water collecting tank is arranged inside the filter box body, and a water baffle component is arranged inside the filter box body, the utility model is provided with a plate-type filter component, a cooler component and a water baffle component, when in use, waste gas enters the filter box body through an air inlet connecting pipeline, the temperature of the waste gas is reduced to normal temperature through the cooler component, water mist in the waste gas is removed through the water baffle component, then particles in the waste gas are removed through the plate-type filter component, and the treated gas is discharged through an air outlet connecting pipeline, the effect of purifying waste gas is achieved, and water vapor returns to the circulating water tank from the water collecting tank through the pipeline.

Among the foretell prior art scheme, the particulate matter in its waste gas piles up on the plate filter subassembly easily, blocks up the plate filter subassembly for a long time easily to along with the increase of the particulate matter on the plate filter subassembly, the filtration efficiency to the particulate matter reduces gradually.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides an exhaust gas pretreatment filter, which aims to solve the problems that particulate matters in exhaust gas are easy to accumulate on a plate type filter assembly, the plate type filter assembly is easy to block for a long time, and the filtering efficiency of the particulate matters is gradually reduced along with the increase of the particulate matters on the plate type filter assembly.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a waste gas preliminary treatment filter, which comprises a supporting fram, install first filtration jar and second filtration jar on the support frame, first filtration jar and second filtration jar are crossed and are installed intake pipe and outlet duct respectively on crossing the jar, first filtration jar and second filtration jar are crossed the communicating pipe intercommunication, install filter and first motor on the first filtration jar, the output shaft of first motor runs through first filtration jar and installs the pivot, the pivot runs through the filter plate and installs and clean the frame, the slag tapping valve is installed through the scum pipe in the bottom of first filtration jar, install liquid feeding pipe and fluid-discharge tube on the second filtration jar, install the fluid-discharge valve on the fluid-discharge tube, install netted baffle on the second filtration jar, sponge board and the second motor absorb water, the output shaft of second motor runs through the second filtration jar and installs the puddler, the puddler runs through the sponge board that absorbs water and netted baffle is installed a plurality of stirring group.

Preferably, the upper part and the lower part of the water-absorbing sponge plate are respectively provided with a water squeezing frame, and the two water squeezing frames are fixedly connected with the stirring rod.

Furthermore, stirring group is including fixed cover and a plurality of stirring leaf, and a plurality of stirring leaf are through fixed cover and puddler fixed connection.

Still further, the inside of second filter tank installs the support, and the puddler rotates with the support to be connected.

As a further scheme of the scheme, a check valve is installed on the communicating pipe.

As a further scheme of the scheme, protective covers are arranged outside the first motor and the second motor.

On the basis of the scheme, the second filtering tank is provided with a perspective plate.

On the basis of the scheme, the bottom end of the supporting frame is provided with a plurality of cushion blocks.

(III) advantageous effects

Compared with the prior art, the utility model provides a waste gas pretreatment filter, which has the following beneficial effects:

1. according to the utility model, the first motor, the rotating shaft and the cleaning frame are arranged, the output shaft of the first motor rotates to conveniently drive the cleaning frame to rotate, the cleaning frame is convenient for cleaning the lower side of the filter plate, particles attached to the filter plate are reduced, and the filtering efficiency of the filter plate is improved.

2. According to the utility model, the second filter tank is arranged, so that the harmful substances in the waste gas can be conveniently integrated, the speed of integrating the harmful substances can be conveniently accelerated through the second motor, the stirring rod and the stirring group, and the water content in the discharged gas can be conveniently reduced through the arrangement of the water absorption sponge, so that the waste gas pretreatment filter is convenient for integrating the harmful substances in the waste gas, and has high practicability.

Drawings

FIG. 1 is a partially cut-away perspective view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1A;

FIG. 3 is a schematic perspective view of the present invention;

fig. 4 is a schematic perspective view of the first motor, the filter plate, and the cleaning frame according to the present invention.

In the figure: 1. a support frame; 2. a first filtration tank; 3. a second filtration tank; 4. an air inlet pipe; 5. an air outlet pipe; 6. a communicating pipe; 7. a filter plate; 8. a first motor; 9. a rotating shaft; 10. a cleaning frame; 11. a slag discharge valve; 12. a liquid feeding pipe; 13. a liquid discharge pipe; 14. a drain valve; 15. a mesh baffle; 16. a water-absorbing sponge plate; 17. a second motor; 18. a stirring rod; 19. a water squeezing frame; 20. fixing a sleeve; 21. stirring blades; 22. a support; 23. a check valve; 24. a protective cover; 25. perspective plates.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-4, a waste gas pretreatment filter comprises a support frame 1, a first filter tank 2 and a second filter tank 3 are mounted on the support frame 1, an air inlet pipe 4 and an air outlet pipe 5 are respectively mounted on the first filter tank 2 and the second filter tank 3, the first filter tank 2 and the second filter tank 3 are communicated through a communicating pipe 6, waste gas enters the first filter tank 2 through the air inlet pipe 4, is filtered, enters the second filter tank 3 through the communicating pipe 6, is filtered by the second filter tank 3, is discharged through the air outlet pipe 5, a filter plate 7 and a first motor 8 are mounted on the first filter tank 2, an output shaft of the first motor 8 penetrates through the first filter tank 2 and is provided with a rotating shaft 9, the rotating shaft 9 penetrates through the filter plate 7 and is provided with a cleaning frame 10, a slag discharge valve 11 is mounted at the bottom end of the first filter tank 2 through a slag discharge pipe, and is convenient for filtering particulate matters in the waste gas through the filter plate 7, the first motor 8 is started, the output shaft of the first motor 8 rotates to conveniently drive the cleaning frame 10 to rotate, the lower side of the filter plate 7 is conveniently cleaned through the cleaning frame 10, particles attached to the filter plate 7 are reduced, the filtering efficiency of the filter plate 7 is improved, the second filtering tank 3 is provided with a liquid adding pipe 12 and a liquid discharging pipe 13, the liquid discharging pipe 13 is provided with a liquid discharging valve 14, liquid capable of synthesizing harmful substances in waste gas is conveniently injected into the second filtering tank 3 through the liquid adding pipe 12, the second filtering tank 3 is provided with a reticular baffle plate 15, a water absorbing sponge plate 16 and a second motor 17, the reticular baffle plate 15 is convenient for water retaining, the output shaft of the second motor 17 penetrates through the second filtering tank 3 and is provided with a stirring rod 18, the stirring rod 18 penetrates through the water absorbing sponge plate 16 and the reticular baffle plate 15 and is provided with a plurality of stirring groups, the second motor 17 is started, the output shaft of the second motor 17 rotates, the stirring rod 18 is driven to rotate, so that the stirring groups are driven to stir, and the speed of synthesizing harmful substances in the waste gas is accelerated.

Furthermore, the upper part and the lower part of the water absorption sponge plate 16 are respectively provided with a water squeezing frame 19, the two water squeezing frames 19 are both fixedly connected with the stirring rod 18 to facilitate water squeezing of the water absorption sponge plate 16, the stirring group comprises a fixing sleeve 20 and a plurality of stirring blades 21, the plurality of stirring blades 21 are fixedly connected with the stirring rod 18 through the fixing sleeve 20 to facilitate stirring, a support 22 is arranged inside the second filtering tank 3, the stirring rod 18 is rotatably connected with the support 22 to facilitate supporting of the stirring rod 18, the stability of the device is improved, the communicating pipe 6 is provided with a check valve 23 to facilitate preventing backflow of gas, the outer parts of the first motor 8 and the second motor 17 are respectively provided with a protective cover 24 to facilitate protection of the first motor 8 and the second motor 17, the second filtering tank 3 is provided with a perspective plate 25 to facilitate observation of liquid in the second filtering tank 3, the bottom end of the supporting frame 1 is provided with a plurality of cushion blocks, the contact area between the device and the ground is increased, and the stability of the device is improved.

In conclusion, when the exhaust gas pretreatment filter is used, firstly, liquid capable of synthesizing harmful substances in exhaust gas is conveniently injected into the second filter tank 3 through the liquid adding pipe 12, then the exhaust gas is introduced into the first filter tank 2 from the air inlet pipe 4, the exhaust gas enters the second filter tank 3 through the communicating pipe 6 after passing through the filter plates 7 and filtering particles, the exhaust gas and the liquid in the second filter tank 3 are comprehensively reacted and then enter the lower part of the reticular baffle 15 through the reticular baffle 15, then the filtered exhaust gas is discharged through the air outlet pipe 5 by the water absorption of the water absorption sponge plate 16, the first motor 8 and the second motor 17 are simultaneously started, the output shaft of the first motor 8 rotates to conveniently drive the cleaning frame 10 to rotate, the lower side of the filter plates 7 is conveniently cleaned through the cleaning frame 10, the particles attached to the filter plates 7 are reduced, the filtering efficiency of the filter plates 7 is improved, and the output shaft of the second motor 17 rotates, be convenient for drive puddler 18 and rotate, and then drive a plurality of stirring leaf 21 and stir, synthesize the speed of the harmful substance in the waste gas with higher speed to at puddler 18 pivoted in-process, drive two crowded water shelves 19 and rotate, be convenient for crowd water to the sponge board 16 that absorbs water, improve the hydroscopicity of sponge that absorbs water, the practicality is higher.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. A waste gas pretreatment filter comprises a support frame (1) and is characterized in that a first filtering tank (2) and a second filtering tank (3) are installed on the support frame (1), an air inlet pipe (4) and an air outlet pipe (5) are respectively installed on the first filtering tank (2) and the second filtering tank (3), the first filtering tank (2) and the second filtering tank (3) are communicated through a communicating pipe (6), a filter plate (7) and a first motor (8) are installed on the first filtering tank (2), an output shaft of the first motor (8) penetrates through the first filtering tank (2) to be installed with a rotating shaft (9), the rotating shaft (9) penetrates through the filter plate (7) to be installed with a cleaning frame (10), a slag discharge valve (11) is installed at the bottom end of the first filtering tank (2) through a slag discharge pipe, a liquid feeding pipe (12) and a liquid discharge pipe (13) are installed on the second filtering tank (3), and a liquid discharge valve (14) is installed on the liquid discharge pipe (13), the second filters and installs netted baffle (15), sponge board (16) and second motor (17) of absorbing water on jar (3), and the output shaft of second motor (17) runs through the second and filters jar (3) and install puddler (18), and puddler (18) run through sponge board (16) and netted baffle (15) of absorbing water and install a plurality of stirring groups.

2. The exhaust gas pretreatment filter according to claim 1, wherein water squeezing frames (19) are arranged above and below the water absorbing sponge plate (16), and the two water squeezing frames (19) are fixedly connected with the stirring rod (18).

3. An exhaust gas pretreatment filter according to claim 2, characterized in that said agitating group comprises a fixing sleeve (20) and a plurality of agitating blades (21), and the plurality of agitating blades (21) are fixedly connected with the agitating rod (18) through the fixing sleeve (20).

4. An exhaust gas pretreatment filter according to claim 3, characterized in that a bracket (22) is installed inside the second filter tank (3), and the stirring rod (18) is rotatably connected with the bracket (22).

5. An exhaust gas pretreatment filter according to claim 4, characterized in that a check valve (23) is installed on the communicating pipe (6).

6. An exhaust gas pretreatment filter according to claim 5, characterized in that a protective cover (24) is provided outside each of the first electric motor (8) and the second electric motor (17).

7. An exhaust gas pretreatment filter according to claim 6, characterized in that a see-through plate (25) is installed on the second filter tank (3).

8. An exhaust gas pretreatment filter according to claim 7, characterized in that a plurality of spacers are installed at the bottom end of the supporting frame (1).

Images