CN214972824U

CN214972824U - Exhaust treatment device is used in fibre mat production

Info

Publication number: CN214972824U
Application number: CN202121213433.7U
Authority: CN
Inventors: 陈晓敏
Original assignee: Zhengzhou Tongzheng Abrasive Tools Co ltd
Current assignee: Zhengzhou Tongzheng Abrasive Tools Co ltd
Priority date: 2021-06-02
Filing date: 2021-06-02
Publication date: 2021-12-03
Anticipated expiration: 2031-06-02

Abstract

The utility model relates to the technical field of waste gas treatment of fiber mesh sheets for grinding wheels, in particular to a waste gas treatment device for fiber mesh sheet production, which comprises a filtering chamber, a spray chamber and a purifying chamber which are sequentially communicated, wherein an air inlet is arranged on one side wall of the filtering chamber, a water spray disc is arranged above the filtering chamber, sliding grooves are arranged on two sides of the filtering chamber, a sewage discharge outlet is arranged at the bottom of the filtering chamber, a transverse plate is arranged on the front side wall of the filtering chamber, a support rod is arranged at the middle position of the top of the transverse plate, and an electric telescopic rod is arranged at the top of the support rod; a first exhaust pipe is arranged on the other side wall of the filter chamber, an exhaust hole is formed in the first exhaust pipe, a first active carbon filter layer and a spray header are arranged in the spray chamber, and a drain pipe is arranged below the side wall of the spray chamber; the other side wall is provided with a second exhaust pipe, a second active carbon filter layer is arranged in the purifying chamber, and the top of the purifying chamber is provided with an exhaust port. The utility model has the advantages of thorough filtration, no need of disassembling and cleaning the filter screen and convenient use.

Description

Exhaust treatment device is used in fibre mat production

Technical Field

The utility model relates to a waste gas treatment technical field of fibre web for the emery wheel, especially a waste gas treatment device is used in fibre web production.

Background

The grey cloth of the grinding wheel fiber mesh is formed by coating glass fiber reinforced grey cloth with phenolic aldehyde and epoxy modified resin and drying, and cutting is carried out by adopting a one-step punching forming process of an outer diameter and an inner hole. The grey cloth is punched into a fiber mesh after being dried, however, in the drying process, the glue substances coated on the surface of the grey cloth are added, because the grey cloth is made of fiber materials and the temperature is high, harmful gas and some fine fiber particles and impurities are generated during drying, and if the grey cloth is directly discharged into the atmosphere, the environment is seriously polluted, and the human health is harmed.

At present, the existing waste gas treatment device for fiber mesh production has the following defects: 1. the filter screen is adopted to filter fiber particles and impurities, but the filter screen is often blocked, and needs to be manually cleaned after being disassembled, so that the operation is inconvenient, and the working efficiency is low; 2. a large amount of gas is discharged into the filtering and purifying chamber, so that the retention time is too short, the filtering and purifying are not thorough, and the filtering effect is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems of poor filtering effect, inconvenient cleaning of a filter screen and low working efficiency of the waste gas treatment device for the production of fiber meshes in the prior art.

The utility model has the following concrete scheme:

a waste gas treatment device for fiber mesh production is designed, which comprises a filter chamber, a spray chamber and a purification chamber which are communicated in sequence, a filter screen is arranged in the filter chamber, an air inlet is arranged below the filter screen on one side wall of the filter chamber, a water spray disk with the same length as the filter screen is arranged above the filter screen, a plurality of spray heads are uniformly distributed at the bottom of the water spray disk, the two sides of the filtering chamber are provided with chutes for the water spraying disc to move back and forth, the two ends of the water spraying disc are clamped in the chutes, a sewage draining outlet is arranged at the bottom of the filtering chamber, a transverse plate is arranged on the front side wall of the filtering chamber, a support rod is arranged in the middle of the top of the transverse plate, an electric telescopic rod is longitudinally arranged at the top of the support rod, the telescopic end of the electric telescopic rod penetrates through the front side wall of the filtering chamber and is fixed with the middle position of the water spraying disc;

a first exhaust pipe is arranged on the other side wall of the filtering chamber and above the water spray disc, one end of the first exhaust pipe extends to the inner wall of one side of the spray chamber, an exhaust hole is formed in the pipe wall of the first exhaust pipe in the spray chamber, a first active carbon filtering layer is arranged below the first exhaust pipe in the spray chamber, spray heads are arranged on the inner walls of the two sides of the spray chamber and close to the active carbon filtering layer, the spray heads are externally connected with a water source, and a drain pipe with a valve is arranged below the side wall of the first spray chamber;

and a second exhaust pipe is arranged below the spray head on the other side wall of the spray chamber, the spray chamber is communicated with the purification chamber through the second exhaust pipe, a second active carbon filter layer is arranged in the purification chamber, and an exhaust port is arranged at the top of the purification chamber.

Preferably, a breathable sponge layer is arranged between the second activated carbon filter layer and the exhaust pipe in the purification chamber.

Preferably, the second exhaust pipe is higher than the drain pipe.

Preferably, be located the below of filter screen on the both sides inner wall of filter chamber and be equipped with the fixed plate be equipped with a plurality of compression spring between the top of fixed plate and the bottom of filter screen the below of spout is equipped with the shifting chute that supplies the filter screen to reciprocate, the both ends of filter screen are located the shifting chute the upper surface of filter screen is close to the position symmetry of shifting chute and is equipped with a plurality of evenly distributed's spherical protruding one the lower surface of water spray dish is close to spout department and is equipped with one and spherical protruding two of mutually supporting.

Preferably, a water baffle plate with the length larger than the width of the air inlet is arranged between the air inlet and the fixing plate on the inner wall of the filtering chamber.

The beneficial effects of the utility model reside in that:

1. the utility model discloses an establish the air inlet in the below of filter screen, set up the top of filter screen with the water spray dish, during the filter screen jam, need not carry out the reverse side to the filter screen and wash easy operation convenience with the filter screen turn-over.

2. Through set up spherical protrusion one and spherical protrusion two of mutually supporting on filter screen and water spray tray, when making the water spray tray remove, produce the extrusion force to compression spring, make the vibration that the filter screen does not stop under compression spring's effect, further improve the clean effect and the clean efficiency of filter screen.

3. Through set up the exhaust hole on the blast pipe in the spray chamber one, make the slow dispersion of waste gas get into the spray chamber in, the dwell time of extension waste gas in the spray chamber makes the harmful gas in the waste gas adsorbed more thoroughly, improves the exhaust-gas treatment effect.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

FIG. 3 is a schematic structural view of a filter screen and a water spray disk;

the reference numbers in the figures are: 1 filter chamber, 2 spray rooms, 3 clean rooms, 4 air inlets, 5 diaphragms, 6 supporting rods, 7 electric telescopic rods, 8 sewage outlets, 9 first exhaust pipes, 10 second exhaust pipes, 11 drain pipes, 12 valves, 13 exhaust ports, 14 spray heads, 15 second spherical protrusions, 16 first spherical protrusions, 17 chutes, 18 moving grooves, 19 compression springs, 20 fixing plates, 21 water baffles, 22 exhaust holes, 23 first active carbon filter layers, 24 spray heads, 25 second active carbon filter layers, 26 breathable sponge layers, 27 filter screens and 28 water spray disks.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example 1

A waste gas treatment device for fiber mesh production is disclosed, as shown in figures 1 to 3, comprising a filter chamber 1, a spray chamber 2 and a purification chamber 3 which are communicated in sequence, a filter screen 27 is arranged in the filter chamber 1, an air inlet 4 is arranged below the filter screen 27 on one side wall of the filter chamber 1, impurities and fiber particles can be filtered by the filter screen 27, a water spray disc 28 with the same length as the filter screen 27 is arranged above the filter screen 27, a plurality of spray heads 14 are uniformly distributed at the bottom of the water spray disc 28, sliding chutes 17 for the water spray disc 28 to move back and forth are arranged at two sides of the filter chamber 1, two ends of the water spray disc 28 are clamped in the sliding chutes 17, the water spray disc 28 is communicated with a water source, the turnover of the filter screen 27 is directly sprayed and cleaned by moving the water spray disc 28 without turnover cleaning, the operation is simple, a sewage discharge outlet 8 is arranged at the bottom of the filter chamber 1, a transverse plate 5 is arranged on the front side wall of the filter chamber 1, a support rod 6 is arranged in the middle of the top of the transverse plate 5, an electric telescopic rod 7 is longitudinally arranged at the top of the support rod 6, and the telescopic end of the electric telescopic rod 7 penetrates through the front side wall of the filter chamber and is fixed with the middle of the water spray disc 28;

a first exhaust pipe 9 is arranged on the other side wall of the filter chamber 1 and above the water spray disk 28, one end of the first exhaust pipe 9 extends to the inner wall of one side of the spray chamber 2, an exhaust hole 22 is arranged on the pipe wall of the first exhaust pipe 9 in the spray chamber 2, the exhaust hole 22 can slowly give out air and disperse the air, the residence time of the waste gas in the spray chamber 2 is prolonged, the first active carbon filter layer 23 can better adsorb harmful substances in the waste gas and spray liquid, the first active carbon filter layer 23 is arranged below the first exhaust pipe 9 in the spray chamber 2, spray heads 24 are arranged on the inner walls of the two sides of the spray chamber 2 and close to the active carbon filter layer, the spray heads 24 are externally connected with a water source, and a drain pipe 11 with a valve 12 is arranged below the side wall of the spray chamber 2;

an exhaust pipe II 10 is arranged below the spray head 24 on the other side wall of the spray chamber 2, the spray chamber 2 is communicated with the purification chamber 3 through the exhaust pipe II 10, a second activated carbon filter layer 25 is arranged in the purification chamber 3, and an exhaust port 13 is arranged at the top of the purification chamber 3.

A breathable sponge layer 26 is arranged between the second activated carbon filter layer 25 and the exhaust pipe in the purifying chamber 3. The wet air filter is used for absorbing and removing moisture in wet air, and is convenient for secondary filtration of dried waste gas.

The height of the second exhaust pipe 10 is higher than that of the drain pipe 11, so that the wastewater in the spray chamber 2 is prevented from entering the purification chamber 3 through the second exhaust pipe 10.

The lower part of the filter screen 27 on the inner walls of the two sides of the filter chamber 1 is provided with a fixing plate 20, a plurality of compression springs 19 are arranged between the top of the fixing plate 20 and the bottom of the filter screen 27, a moving groove 18 for the filter screen 27 to move up and down is arranged below the sliding groove 17, the two ends of the filter screen 27 are arranged in the moving groove 18, a plurality of uniformly distributed first spherical protrusions 16 are symmetrically arranged on the upper surface of the filter screen 27 close to the moving groove 18, a second spherical protrusion 15 matched with the first spherical protrusions 16 is arranged on the lower surface of the water spray disk 28 close to the sliding groove 17, the water spray disk 28 is moved, the first spherical protrusions 16 and the second spherical protrusions 15 are matched with each other to continuously extrude the compression springs 19, the filter screen 27 is continuously vibrated under the action of the compression springs 19, the cleaning effect is good, and the cleaning efficiency is further improved.

A water baffle plate 21 with the length larger than the width of the air inlet 4 is arranged between the air inlet 4 and the fixing plate 20 on the inner wall of the filtering chamber 1 to prevent the cleaning water after the filter screen is cleaned from entering the air inlet 4.

The utility model discloses a working method does: firstly, waste gas enters a filtering chamber 1 through an air inlet 4, fiber particles and fine impurity particles in the waste gas can be adsorbed through a filtering net 27, when the filtering net 27 is blocked, an electric telescopic rod 7 is started to push a water spraying disc 28 to move back and forth in a moving groove 18, a compression spring 19 is extruded through the matching of a first spherical bulge 16 and a second spherical bulge 15, the filtering net 27 continuously vibrates up and down in a sliding groove 17 under the action of the compression spring 19, the cleaning effect and the cleaning efficiency of the filtering net 27 are improved, the filtered waste gas enters a spraying chamber 2 through an exhaust hole 22 in an exhaust pipe one 9, then the filtered waste gas is adsorbed by a first activated carbon filtering layer 23, harmful gas in the waste gas is adsorbed by spraying heads 24 on inner walls on two sides of the spraying chamber 2, waste water in the spraying chamber 2 is discharged through a drain pipe 11, the waste gas after first adsorption is sequentially enters a breathable sponge in a purifying chamber 3 through an exhaust pipe two 10, and is filtered by a second high-activity carbon filter The layer is again filtered and purified and then discharged to the atmosphere through the gas discharge port 13.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or that equivalent substitutions may be made in some of the features of the embodiments; any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The waste gas treatment device for the production of the fiber mesh is characterized by comprising a filtering chamber (1), a spray chamber (2) and a purifying chamber (3) which are sequentially communicated, wherein a filtering net (27) is arranged in the filtering chamber (1), an air inlet (4) is arranged below the filtering net (27) on one side wall of the filtering chamber (1), a water spray disc (28) with the same length as the filtering net (27) is arranged above the filtering net (27), a plurality of spray heads (14) are uniformly distributed at the bottom of the water spray disc (28), sliding grooves (17) for moving the water spray disc (28) back and forth are arranged on two sides of the filtering chamber (1), two ends of the water spray disc (28) are clamped in the sliding grooves (17), a drain outlet (8) is arranged at the bottom of the filtering chamber (1), and a transverse plate (5) is arranged on the front side wall of the filtering chamber (1), a support rod (6) is arranged in the middle of the top of the transverse plate (5), an electric telescopic rod (7) is longitudinally arranged at the top of the support rod (6), and the telescopic end of the electric telescopic rod (7) penetrates through the front side wall of the filter chamber (1) and is fixed with the middle of the water spray disc (28);

a first exhaust pipe (9) is arranged on the other side wall of the filtering chamber (1) and above the water spraying disc (28), one end of the first exhaust pipe (9) extends to the inner wall of one side of the spraying chamber (2), an exhaust hole (22) is formed in the pipe wall of the first exhaust pipe (9) in the spraying chamber (2), a first activated carbon filtering layer (23) is arranged below the first exhaust pipe (9) in the spraying chamber (2), a spraying head (24) is arranged on the inner wall of the two sides of the spraying chamber (2) and close to the activated carbon filtering layer, the spraying head (24) is externally connected with a water source, and a drain pipe (11) with a valve (12) is arranged below one side wall of the spraying chamber (2);

the lower part that is located shower head (24) on another lateral wall of spray room (2) is equipped with two blast pipes (10), spray room (2) are through two (10) of blast pipes and clean room (3) intercommunication be equipped with second active carbon filter layer (25) in clean room (3) the top of clean room (3) is equipped with gas vent (13).

2. The exhaust gas treatment device for fiber web production according to claim 1, wherein: a breathable sponge layer (26) is arranged between the second active carbon filter layer (25) and the exhaust pipe in the purifying chamber (3).

3. The exhaust gas treatment device for fiber web production according to claim 1, wherein: the height of the second exhaust pipe (10) is higher than that of the drain pipe (11).

4. The exhaust gas treatment device for fiber web production according to claim 1, wherein: be equipped with fixed plate (20) below that lies in filter screen (27) on the both sides inner wall of filter chamber (1) be equipped with a plurality of compression spring (19) between the top of fixed plate (20) and the bottom of filter screen (27) the below of spout (17) is equipped with movable groove (18) that supply filter screen (27) to reciprocate, the both ends of filter screen (27) are located movable groove (18) the symmetry of the position that the upper surface of filter screen (27) is close to movable groove (18) is equipped with a plurality of evenly distributed's spherical bulge one (16) the lower surface of water spray dish (28) is close to spout (17) department and is equipped with one and spherical bulge two (15) of mutually supporting with spherical bulge one (16).

5. The exhaust gas treatment device for fiber web production according to claim 1, wherein: a water baffle (21) with the length being larger than the width of the air inlet (4) is arranged between the air inlet (4) and the fixing plate (20) on the inner wall of the filtering chamber (1).