CN109610223B

CN109610223B - Papermaking drying is with removing peculiar smell device of airing exhaust

Info

Publication number: CN109610223B
Application number: CN201811567748.4A
Authority: CN
Inventors: 李文斌
Original assignee: Jiangsu Lee and Man Paper Manufacturing Co Ltd
Current assignee: Jiangsu Lee and Man Paper Manufacturing Co Ltd
Priority date: 2018-12-21
Filing date: 2018-12-21
Publication date: 2020-10-30
Anticipated expiration: 2038-12-21
Also published as: CN109610223A

Abstract

The invention relates to the technical field of papermaking, in particular to an air exhaust and odor removal device for papermaking drying. The invention has simple structure, not only improves the removal efficiency of the peculiar smell, but also improves the utilization efficiency of water resources.

Description

Papermaking drying is with removing peculiar smell device of airing exhaust

Technical Field

The invention relates to the technical field of papermaking, in particular to an exhaust and odor removal device for papermaking drying.

Background

The papermaking drying portion adopts closed gas hood, and the system is because the circulation is sealed for a long time, when the moisture is taken out in the air exhaust of ventilation system, a large amount of paper wools, dust and volatile chemicals in addition, and the three produces the peculiar smell under the effect of high temperature, leads to the peripheral air quality of paper machine relatively poor, causes the injury to staff's health on every side, consequently reduces staff's work efficiency.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides an exhaust odor removing device for papermaking drying.

In order to achieve the purpose, the invention adopts the following technical scheme:

the design is an air exhaust and odor removal device for papermaking drying, which comprises a bottom plate, wherein a packing tank and a spraying tank are arranged on the upper surface of the bottom plate, a first opening is formed in the top of the packing tank and the top of the spraying tank, a first cover plate and a second cover plate corresponding to the first opening are arranged on the top of the packing tank and the top of the spraying tank, an air exhaust and impurity removal mechanism penetrates through one side of the spraying tank through a first gas pipe, a liquid conveying pipe penetrates through the bottom ends of the packing tank and the spraying tank, a spraying mechanism is arranged in the spraying tank and comprises a ring pipe and a submersible pump, the ring pipe is arranged on the inner side face of the spraying tank in a matching manner, a plurality of spraying pipes penetrate through the bottom of the ring pipe, a plurality of spray heads are arranged on the side faces of the plurality of spraying pipes, the submersible pump is arranged on the inner bottom face of the spraying tank, a liquid discharge pipe is connected on, the inside of jar that packs is matchd and is installed a plurality of active carbon filter plates, a plurality of through-holes have been seted up to the lateral wall of jar that packs, and the bottom of jar that packs runs through and is equipped with drainage mechanism, the top of first apron is equipped with air exhaust mechanism, air exhaust mechanism includes high-pressure centrifugal fan, is connected with first blast pipe and second blast pipe on the high-pressure centrifugal fan, the one end of second blast pipe runs through to be installed on the lateral wall that sprays the jar, the one end of first blast pipe runs through the surface of first apron and a plurality of active carbon filter plates in proper order and extends to the below of active carbon filter plate.

Preferably, the edulcoration mechanism of airing exhaust includes the box, and the second opening has been seted up at the top of box, the third apron that corresponds with second open position is installed at the top of box, a plurality of frameworks are installed in the inside matching of box, and the filter screen is installed in the inside matching of framework, one side of filter screen is equipped with the exhaust fan, and the exhaust fan is installed on the inner wall of box through a plurality of connecting blocks, connect through a plurality of bracing pieces between the bottom of box and the upper surface of bottom plate, the one end of first gas-supply pipe runs through and installs on a side of box, the other end of first gas-supply pipe runs through and installs the top at the spray tank, still run through on the another side of box and be equipped with the second gas-supply pipe, the framework is equipped with two and symmetrical arrangement.

Preferably, the drainage mechanism comprises a drainage pipe, one end of the drainage pipe penetrates through the bottom end of the filling tank, and the other end of the drainage pipe is provided with a stop valve.

Preferably, the activated carbon filter plates are at least three and are arranged in a vertical shape at equal intervals.

Preferably, one end of the second exhaust pipe arranged in the inner wall of the spraying tank is positioned below the first gas conveying pipe.

Preferably, the filling tank and the first cover plate and the spraying tank and the second cover plate are respectively connected through two symmetrical lock catches.

Preferably, at least three through holes are formed in the base plate and are arranged at equal intervals.

Preferably, the spray pipes are at least provided with four spray nozzles which are arranged at equal angles, and the spray heads on each spray pipe are at least provided with five spray nozzles which are arranged at equal intervals.

The air exhaust and peculiar smell removal device for papermaking drying provided by the invention has the beneficial effects that: by adding the spraying mechanism and the activated carbon filter plate, the spraying mechanism is used for removing peculiar smell in the air for the first time, so that the content of the peculiar smell in the air is reduced, the peculiar smell is removed for the second time by the water solution in the activated carbon filter plate and the filler tank, the quality of the discharged air is improved, and the harm to the health of surrounding workers is avoided; the gas in the spraying tank is pumped into the filling tank by adding the air pumping mechanism, so that the gas is conveniently treated; through adding the transfer line, will spray jar and the jar intercommunication that packs, be convenient for spray the aqueous solution in jar and the jar that packs and use jointly, improved the utilization efficiency of water resource. The invention has simple structure, not only improves the removal efficiency of the peculiar smell, but also improves the utilization efficiency of water resources.

Drawings

FIG. 1 is a schematic structural view of an air exhaust and odor removal device for papermaking drying according to the present invention;

FIG. 2 is a main sectional view of an air exhaust and impurity removal mechanism of an air exhaust and odor removal device for papermaking drying according to the present invention;

FIG. 3 is a sectional side view of an air exhaust and impurity removal mechanism of an air exhaust and odor removal device for drying paper according to the present invention;

FIG. 4 is a schematic view of a connection structure of a spraying tank and a filling tank of the air exhaust and odor removal device for papermaking drying according to the present invention;

fig. 5 is a schematic view of a connection structure of a spray tank and a ring pipe of the air exhaust odor removal device for papermaking drying provided by the invention.

In the figure: the device comprises a stuffing tank 1, a first cover plate 2, a first exhaust pipe 3, a high-pressure centrifugal fan 4, a second exhaust pipe 5, a lock catch 6, a second cover plate 7, a first gas pipe 8, a box body 9, a support rod 10, a bottom plate 11, a third cover plate 12, a spray tank 13, a liquid conveying pipe 14, a liquid discharging pipe 15, a spray pipe 16, a spray head 17, a ring pipe 18, an activated carbon filter plate 19, a through hole 20, a submersible pump 21, an exhaust fan 22, a frame body 23, a connecting block 24, a filter screen 25, a second gas pipe 26, a drain pipe 27 and a check valve 28.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-5, a papermaking drying is with removing peculiar smell device that airs exhaust, comprising a base plate 11, the upper surface of bottom plate 11 is equipped with packing jar 1 and spray tank 13, first opening has been seted up at packing jar 1 and spray tank 13's top, first apron 2 and second apron 7 that correspond with first opening position are installed to packing jar 1 and spray tank 13's top, between packing jar 1 and the first apron 2, spray tank 13 and second apron 7 are connected through hasp 6 of two symmetries respectively, through adding hasp 6, be convenient for first apron 2 and second apron 7 dismouting on packing jar 1 and spray tank 13.

One side of the spraying tank 13 is provided with an air exhaust impurity removing mechanism through a first air pipe 8 in a penetrating way, the air exhaust impurity removing mechanism comprises a box body 9, the top of the box body 9 is provided with a second opening, the top of the box body 9 is provided with a third cover plate 12 corresponding to the second opening, the inside of the box body 9 is provided with a plurality of frame bodies 23 in a matching way, the inside of each frame body 23 is provided with a filter screen 25 in a matching way, one side of each filter screen 25 is provided with an exhaust fan 22, the exhaust fan 22 is arranged on the inner wall of the box body 9 through a plurality of connecting blocks 24, the bottom of the box body 9 is connected with the upper surface of the bottom plate 11 through a plurality of supporting rods 10, one end of the first air pipe 8 is arranged on one side surface of the box body 9 in a penetrating way, the other end of the first air pipe 8 is arranged on the top end of the spraying tank 13 in a penetrating, through adding a plurality of filter screens 25, a plurality of filter screens 25 are arranged in carrying out a lot of filtration to impurity such as dust, pappus in the gas, have improved filterable efficiency, and through two screw connections between box 9 and the third apron 12, when improving connection stability between box 9 and the third apron 12, still can dismantle box 9 and third apron 12, be convenient for clear up accumulational dust and pappus after the filtration in the box 9.

A liquid conveying pipe 14 penetrates between the bottom ends of the filling tank 1 and the spraying tank 13, a spraying mechanism is arranged inside the spraying tank 13 and comprises a ring pipe 18 and a submersible pump 21, the ring pipe 18 is installed on the inner side surface of the spraying tank 13 in a matching manner, a plurality of spraying pipes 16 penetrate through the bottom of the ring pipe 18, a plurality of spray heads 17 are arranged on the side surfaces of the spraying pipes 16, the submersible pump 21 is installed on the inner bottom surface of the spraying tank 13, a liquid discharge pipe 15 is connected onto the submersible pump 21, the other end of the liquid discharge pipe 15 penetrates through the inner bottom surface of the ring pipe 18, the spraying pipes 16 are at least provided with four spray heads arranged at equal angles, the spray heads 17 on each spraying pipe 16 are at least provided with five spray heads arranged at equal intervals, the contact area of the water solution sprayed out of the spraying pipes and the gas is increased by arranging the plurality of spraying pipes 16 and the plurality of spray heads, the efficiency of removing peculiar smell of the, and immersible pump 21 installs in the inside bottom surface of spraying jar 13, and the water solution of being convenient for recycles, reaches the purpose of zero release, and the water solution intercommunication between filling jar 1 and the spraying jar 13 moreover for the water solution between filling jar 1 and the spraying jar 13 uses each other, has improved the utilization efficiency of water resource.

A plurality of active carbon filter plates 19 are installed in the inside matching of jar 1 that packs, and a plurality of through-holes 20 have been seted up to the lateral wall of jar 1 that packs, and active carbon filter plate 19 is equipped with at least threely and is vertical form equidistance and arranges, and the setting of a plurality of active carbon filter plates 19 further handles the peculiar smell in the gas, can also adsorb partial impurity, has promoted the quality of air, and through-hole 20 has seted up threely at least and equidistance and has arranged for gaseous exhaust efficiency.

The bottom of filling tank 1 runs through and is equipped with drainage mechanism, and drainage mechanism includes drain pipe 27, and the one end of drain pipe 27 runs through the bottom of installing at filling tank 1, and the other end of drain pipe 27 installs the flow stopping valve 28, and after the device work was accomplished, use drain pipe 27 to be arranged in discharging the aqueous solution in filling tank 1, and flow stopping valve 28 is arranged in controlling the flow of aqueous solution in drain pipe 27, conveniently discharges the aqueous solution in filling tank 1 and the spray tank 13.

The top of first apron 2 is equipped with air exhaust mechanism, air exhaust mechanism includes high-pressure centrifugal fan 4, be connected with first blast pipe 3 and second blast pipe 5 on the high-pressure centrifugal fan 4, the one end of second blast pipe 5 is run through and is installed on the lateral wall that sprays jar 13, the one end of first blast pipe 3 runs through the surface of first apron 2 and a plurality of active carbon filter plate 19 in proper order and extends to the below of active carbon filter plate 19, the one end that second blast pipe 5 was installed in spraying jar 13 inner wall is located the below of first gas-supply pipe 8, the distance of gas flow has been prolonged, and then improve the area of gas and liquid contact, the efficiency to gas treatment has been improved, high-pressure centrifugal fan 4 is last can install impedance combined type muffler additional at the during operation, realize the operation of equipment low noise.

Exhaust fan 22 and immersible pump 21 are when being connected through wire and external power supply, and the wire runs through third apron 12 and second apron 7 surface respectively, consequently can seted up the wire guide in advance on third apron 12 and the second apron 7, and after placing the wire in the wire guide, fill the gap between wire and the wire guide through polyurethane foam, have avoided gaseous revealing.

Second gas-supply pipe 26 and first gas-supply pipe 8's one end are installed and are connected through the welded mode on box 9, the other end of first gas-supply pipe 8 and the one end of second blast pipe 5 are all connected on spraying tank 13 through the welded mode, first blast pipe 3 is connected with first apron 2 through the welded mode, the both ends of transfer line 14 are all connected on filling tank 1 and filling tank 1 through the welded mode, stability and the leakproofness of connecting between two parts are improved through the welded mode, the spill of gas or liquid has been avoided, the stability of work has been improved.

The working principle is as follows: when gas is treated, the exhaust fan 22 is connected with an external power supply through a lead, the exhaust fan 22 drives the gas to flow, the gas in a papermaking drying part is pumped into the box body 9 through the second gas pipe 26, the gas passes through the filter screen 25, impurities in the gas are filtered by the filter screen 25, the filtered gas is conveyed into the spraying tank 13 through the first gas pipe 8, the submersible pump 21 is connected with the external power supply through a lead before the gas is conveyed into the spraying tank 13, the water solution in the spraying tank 13 is conveyed into the annular pipe 18 through the liquid discharge pipe 15 after the submersible pump 21 is powered on, the water solution in the annular pipe 18 is input into the spraying pipe 16, the water solution in the spraying pipe 16 is sprayed out from the spray head 17 and is used for firstly removing peculiar smell of the gas in the spraying tank 13, the high-pressure centrifugal fan 4 is connected with the external power supply through a lead while the submersible pump 21 works, the gas that high pressure centrifugal fan 4 will spray in the jar 13 is carried to the bottom of filled jar 1 through second blast pipe 5 and first blast pipe 3 in proper order, and the aqueous solution contact in gas and filled jar 1 carries out the secondary and removes the peculiar smell and handles, and the gas of secondary treatment passes active carbon filter plate 19 and plays impurity removal and remove the peculiar smell effect, and consequently the combustion gas has realized the characteristics of zero fog, zero dust and zero smell, has promoted the quality of air.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. An exhaust and odor removal device for papermaking drying comprises a bottom plate (11), wherein a packing tank (1) and a spraying tank (13) are arranged on the upper surface of the bottom plate (11), a first opening is formed in the tops of the packing tank (1) and the spraying tank (13), a first cover plate (2) and a second cover plate (7) corresponding to the first opening are mounted at the tops of the packing tank (1) and the spraying tank (13), the exhaust and odor removal device is characterized in that an exhaust and impurity removal mechanism penetrates through one side of the spraying tank (13) through a first air pipe (8), an infusion pipe (14) penetrates through the bottom ends of the packing tank (1) and the spraying tank (13), a spraying mechanism is arranged inside the spraying tank (13) and comprises a ring pipe (18) and a submersible pump (21), the ring pipe (18) is mounted on the inner side face of the spraying tank (13) in a matching manner, a plurality of spraying pipes (16) penetrate through the bottom of the ring pipe (18), a plurality of shower nozzles (17) have all been seted up to the side of a plurality of shower pipes (16), immersible pump (21) is installed in the inside bottom surface that sprays jar (13), be connected with fluid-discharge tube (15) on immersible pump (21), the other end of fluid-discharge tube (15) runs through the inside bottom surface of installing at toroidal tube (18), the inside matching of packing jar (1) installs a plurality of active carbon filter plates (19), a plurality of through-holes (20) have been seted up to the lateral wall of packing jar (1), and the bottom of packing jar (1) runs through and is equipped with drainage mechanism, the top of first apron (2) is equipped with air exhaust mechanism, air exhaust mechanism includes high-pressure centrifugal fan (4), is connected with first blast pipe (3) and second blast pipe (5) on high-pressure centrifugal fan (4), the one end of second blast pipe (5) runs through to be installed on the lateral wall that sprays jar (13), the one end of first blast pipe (3) runs through first apron (2) and a plurality of active carbon 19) And extends to the lower part of the active carbon filter plate (19); the air exhaust impurity removing mechanism comprises a box body (9), a second opening is formed in the top of the box body (9), a third cover plate (12) corresponding to the second opening position is installed at the top of the box body (9), a plurality of frame bodies (23) are installed in the box body (9) in a matched mode, a filter screen (25) is installed in the frame bodies (23) in a matched mode, an exhaust fan (22) is arranged on one side of the filter screen (25), the exhaust fan (22) is installed on the inner wall of the box body (9) through a plurality of connecting blocks (24), the bottom of the box body (9) and the upper surface of a bottom plate (11) are connected through a plurality of supporting rods (10), one end of a first air conveying pipe (8) penetrates through and is installed on one side face of the box body (9), the other end of the first air conveying pipe (8) penetrates through and is installed on the top end of a spraying tank (13), a second air conveying pipe (26) penetrates through and, at least two frame bodies (23) are arranged and symmetrically arranged;

the drainage mechanism comprises a drainage pipe (27), one end of the drainage pipe (27) penetrates through the bottom end of the filling tank (1), and a stop valve (28) is installed at the other end of the drainage pipe (27).

2. An exhaust air odor removing device for papermaking drying according to claim 1, characterized in that the activated carbon filter plates (19) are provided with at least three and are vertically arranged at equal intervals.

3. An exhaust air odor removal device for papermaking drying according to claim 1, characterized in that one end of the second exhaust pipe (5) installed in the inner wall of the spray tank (13) is located below the first air pipe (8).

4. An exhaust air odor removal device for papermaking drying according to claim 1, characterized in that the filler tank (1) and the first cover plate (2) and the spray tank (13) and the second cover plate (7) are respectively connected through two symmetrical lock catches (6).

5. The exhaust air odor removing device for papermaking drying according to claim 1, wherein at least three through holes (20) are formed and arranged at equal intervals.

6. An exhaust air odor removing device for papermaking drying according to claim 1, characterized in that the spray pipes (16) are provided with at least four and arranged at equal angles, and the spray heads (17) on each spray pipe (16) are provided with at least five and arranged at equal intervals.