CN109011896B

CN109011896B - Processing system of VOCs technology waste gas of packaging and printing industry

Info

Publication number: CN109011896B
Application number: CN201811207257.9A
Authority: CN
Inventors: 谢响玲; 梁亚; 韩涛
Original assignee: Guangdong Jianyu Printing Co Ltd
Current assignee: Guangdong Jianyu Printing Co., Ltd
Priority date: 2018-10-17
Filing date: 2018-10-17
Publication date: 2020-07-17
Anticipated expiration: 2038-10-17
Also published as: CN109011896A

Abstract

The invention relates to the field of waste gas treatment, in particular to a treatment system for VOCs process waste gas in the packaging and printing industry, which comprises a box body, a vibration mechanism, a filtering mechanism, an ash collecting mechanism, a base plate, an air inlet and outlet mechanism and a sliding mechanism, wherein the box body is provided with a box body; the internally mounted vibration mechanism of box, dust-laden gas inlet is got into the inside of box and is realized the motor with the motor switch-on after the motor rotates and drive the mount and rotate, and further because one of them side of mount is "V" shape structure, the mount rotate the back realize with the parallel projection of one of them side of mount rotates, and further projection rotates the back and realizes that the fixed plate circumference is undulant, and then realizes that the connecting axle is undulant with four piston circumferences, finally realizes that roof circumference is undulant shakes the sack, solves traditional eccentric wheel and rotates to generate heat the drawback of ageing and vibration board wearing and tearing of rubber pad.

Description

Processing system of VOCs technology waste gas of packaging and printing industry

Technical Field

The invention relates to the field of waste gas treatment, in particular to a treatment system for VOCs process waste gas in the packaging and printing industry.

Background

The VOC refers to an organic compound with saturated vapor pressure of more than 133.32Pa at normal temperature and a boiling point of 50-260 ℃ below at normal pressure, or any volatile organic solid or liquid at normal temperature and normal pressure, and can be further divided into the following parts according to the chemical structures: alkanes, aromatic hydrocarbons, esters, aldehydes, and others. More than 300 have been identified so far. Most common are benzene, toluene, xylene, styrene, trichloroethylene, chloroform, trichloroethane, diisocyanate (TDI), diisocyanatophenyl ester, and the like.

However, when the VOCs process waste gas in the printing industry is treated, the traditional treatment equipment for the VOCs process waste gas in the packaging and printing industry filters the VOCs process waste gas by communicating gas into the filtering device, dust in the cloth bag is filtered by clicking to drive the eccentric wheel to beat the vibrating plate to vibrate, the vibrating plate is beaten for a long time to heat the vibrating plate, so that the rubber plate is aged, the service life of the rubber plate is shortened, and the eccentric wheel is used for a long time to beat the vibrating plate to easily cause the abraded part of the vibrating plate which is beaten. In view of this, the invention provides a system for treating VOCs process waste gas in the packaging and printing industry, which has the following characteristics:

(1) according to the VOCs process waste gas treatment system for the packaging and printing industry, the vibration mechanism is arranged inside the box body, the motor is powered on after the dust-containing gas enters the box body, the motor rotates and then drives the fixing frame to rotate, further, one side face of the fixing frame is of a V-shaped structure, the convex column parallel to one side face of the fixing frame rotates after the fixing frame rotates, the circumferential fluctuation of the fixing plate is realized after the convex column rotates, further, the connecting shaft fluctuates the four pistons circumferentially, and finally, the cloth bag is shaken by the circumferential fluctuation of the top plate, so that the defects that a rubber pad is aged and a vibration plate is abraded due to the rotation heating of a traditional eccentric wheel are overcome.

(2) According to the VOCs process waste gas treatment system for the packaging and printing industry, the connecting plate with the arc-shaped cross section is welded at the bottom of the support, and after gas enters the box body, the gas can conveniently and quickly enter the gas storage cavity from the wind guide shell with the trapezoidal cross section, so that the gas filtering speed is improved.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a VOCs process waste gas treatment system in the packaging and printing industry, wherein a vibration mechanism is arranged in a box body, a dust-containing gas inlet enters the box body, then a motor is switched on to realize the rotation of the motor and then drive a fixing frame to rotate, further, one side surface of the fixing frame is in a V-shaped structure, a convex column parallel to one side surface of the fixing frame rotates after the fixing frame rotates, the circumferential fluctuation of a fixing plate is realized after the further convex column rotates, further, the connecting shaft can realize the circumferential fluctuation of four pistons, and finally, the cloth bag can be shaken by the circumferential fluctuation of a top plate, so that the defects that a rubber pad is aged and a vibration plate is abraded by the rotation heating of a traditional eccentric wheel are overcome; the bottom welding cross-section of support is the connecting plate of arc structure, and gas is convenient for gaseous quick the inside that enters into the gas storage chamber from the wind-guiding shell that the cross-section is the trapezium structure after entering into the inside of box, has improved gaseous filter speed.

The technical scheme adopted by the invention for solving the technical problems is as follows: a processing system for VOCs process waste gas in the packaging and printing industry comprises a box body, a vibration mechanism, a filtering mechanism, an ash collecting mechanism, a base plate, an air inlet and outlet mechanism and a sliding mechanism; the side wall of the hollow box body for containing gas is communicated with the gas inlet and outlet mechanism for the inlet of dust-containing gas and the outlet of clean gas, the inside of the box body is provided with the filtering mechanism for filtering the gas containing dust, the bottom of the filtering mechanism is provided with the dust collecting mechanism which is fixedly connected with the inner side wall of the box body and is used for collecting the dust in the gas, the inside of the box body is provided with the sliding mechanism positioned at the top of the filtering mechanism, the top of the filtering mechanism is fixedly connected with the bottom of the sliding mechanism, the vibration mechanism which is positioned at the top of the sliding mechanism and is used for vibrating the dust in the filtering mechanism is arranged in the box body, the vibration mechanism is fixedly connected with the sliding mechanism, and the bottom of the box body is fixedly connected with the base plate which is used for supporting the integral structure and is of a prismoid structure.

Specifically, business turn over mechanism of qi includes clean gas outlet, fixed frame and dirty gas inlet, the lateral wall intercommunication of box fixed frame, the lateral wall equidistance intercommunication of fixed frame a plurality of be used for carrying dirty gas the box is inside dirty gas inlet, the lateral wall intercommunication of box has and is located the gas outgoing after will filtering at fixed frame top clean gas outlet.

Specifically, the filtering mechanism comprises a gas storage cavity, a cloth bag, a mounting plate, a wind guide shell, a connecting plate, an air inlet and a support, the box body is close to the support with the inner side wall of the fixed frame fixedly connected in an L-shaped structure, the bottom of the support is fixedly connected with one end of the connecting plate with an arc-shaped section, the mounting plate fixedly connected with the inner side wall of the box body is welded at the other end of the connecting plate, the air inlet is formed in the surface of the mounting plate at equal intervals, the wind guide shell with a trapezoid-shaped section communicated with a plurality of air inlets is mounted at the bottom of the mounting plate, the gas storage cavity is formed between the top of the mounting plate and the inside of the box body, the cloth bag communicated with the plurality of air inlets and used for filtering dust in gas is mounted on the surface of the mounting plate.

Specifically, the sliding mechanism comprises a sliding plate and a top plate, the sliding plate is fixedly connected to the inside of the box body and is of a rectangular structure, the tops of the cloth bags are fixedly connected to the top plate at the bottom of the sliding plate, and the area of the top plate is smaller than that of the sliding plate.

Specifically, the vibration mechanism comprises four rotating plugs, a fixed plate, a connecting shaft, a first connecting frame, a second connecting frame, a piston, a motor, a convex column and a fixed frame, the motor is installed at the top of the box body, the motor penetrates through the side wall of one end inside the box body and is connected with the fixed frame in a relative rotating mode, one side of the fixed frame is of a V-shaped structure, the convex column is connected with two fixed frames in a sliding mode, the bottom of the convex column is fixedly connected with the fixed plate in a rectangular structure, the four rotating plugs are connected with the surface of the fixed plate in an array rotating mode, the bottoms of the four rotating plugs are respectively fixedly connected with the connecting shaft in a cylindrical structure, the bottom of the connecting shaft is connected with the first connecting frame in a U-shaped structure in a rotating mode, the first connecting frame is connected with the second connecting frame in an inverted U-shaped structure in a rotating mode, the bottom of the second connecting frame is fixedly connected with the piston which is of a cylindrical structure, the piston is connected with one end of the sliding plate and the top surface of the top plate in a sliding mode, and the convex column is arranged in parallel with one side wall of the fixing frame.

It is specific, receive grey mechanism including hopper, gate, apotheca, collection fill, (mixing) shaft and stirring leaf down, the internally mounted of box has and is located the mounting panel bottom be cavity terrace with edge shape structure the collection fill, the bottom intercommunication of collecting the fill is cavity cuboid structure the apotheca, the (mixing) shaft rotate connect in the inside of apotheca is located inside the apotheca the fixed surface of (mixing) shaft is connected the stirring leaf, down the hopper communicate in the lateral wall of apotheca, gate sliding connection in the top of hopper down.

The invention has the beneficial effects that:

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic diagram of the overall structure of a preferred embodiment of a VOCs process waste gas treatment system for the packaging and printing industry according to the present invention;

FIG. 2 is a schematic view of the vibration mechanism shown in FIG. 1;

FIG. 3 is a schematic view of the ash collection mechanism shown in FIG. 1;

fig. 4 is a schematic view of the filter mechanism shown in fig. 1.

In the figure: 1. the device comprises a box body, 2, a vibration mechanism, 21, a rotating plug, 22, a fixing plate, 23, a connecting shaft, 24, a first connecting frame, 25, a second connecting frame, 26, a piston, 27, a motor, 28, a convex column, 29, a fixing frame, 3, a filtering mechanism, 31, an air storage cavity, 32, a cloth bag, 33, a mounting plate, 34, an air guide shell, 35, a connecting plate, 36, an air inlet, 37, a support, 4, an ash collecting mechanism, 41, a discharging hopper, 42, a gate, 43, a storage chamber, 44, a collecting hopper, 45, a stirring shaft, 46, a stirring blade, 5, a backing plate, 6, an air inlet and outlet mechanism, 61, a clean air outlet, 62, a fixing frame, 63, a dust-containing air inlet, 7, a sliding mechanism, 71, a sliding plate, 72 and a top plate.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1-4, the system for treating VOCs process waste gas in the packaging and printing industry according to the present invention comprises a box body 1, a vibration mechanism 2, a filtering mechanism 3, an ash collecting mechanism 4, a backing plate 5, an air inlet and outlet mechanism 6 and a sliding mechanism 7; the side wall of the hollow box body 1 for containing gas is communicated with the gas inlet and outlet mechanism 6 for the inlet of dust-containing gas and the discharge of clean gas, the inside of the box body 1 is provided with the filtering mechanism 3 for filtering the gas containing dust, the bottom of the filtering mechanism 3 is provided with the dust collecting mechanism 4 which is fixedly connected with the inner side wall of the box body 1 and is used for collecting the dust in the gas, the inside of the box body 1 is provided with the sliding mechanism 7 positioned at the top of the filtering mechanism 3, the top of the filtering mechanism 3 is fixedly connected with the bottom of the sliding mechanism 7, the vibrating mechanism 2 which is positioned at the top of the sliding mechanism 7 and is used for vibrating the dust in the filtering mechanism 3 is arranged in the box body 1, the vibration mechanism 2 is fixedly connected with the sliding mechanism 7, and the bottom of the box body 1 is fixedly connected with the base plate 5 which is used for supporting the integral structure and is of a prismoid structure.

Concrete, it includes clean gas outlet 61, fixed frame 62 and dust-laden gas inlet 63 to advance gas outlet mechanism 6, the lateral wall intercommunication of box 1 fixed frame 62, a plurality of being used for of the lateral wall equidistance intercommunication of fixed frame 62 are carried dust-laden gas box 1 is inside dust-laden gas inlet 63, the lateral wall intercommunication of box 1 has and is located the gas outgoing after will filtering at fixed frame 62 top clean gas outlet 61, will when the package printing industry adds again dustladen gas inlet 63 and processing exhaust duct intercommunication, the gas after the filtration is followed clean gas outlet 61 discharges, and is a plurality of dust-laden gas inlet 63 has accelerated the filter speed to gas.

Specifically, the filtering mechanism 3 includes a gas storage cavity 31, a cloth bag 32, a mounting plate 33, a wind guiding shell 34, a connecting plate 35, a wind inlet 36 and a support 37, the inner side wall of the box 1 close to the fixing frame 62 is fixedly connected with the support 37 in an "L" shape, the bottom of the support 37 is fixedly connected with one end of the connecting plate 35 with an arc-shaped cross section, the mounting plate 33 fixedly connected with the inner side wall of the box 1 is welded to the other end of the connecting plate 35, the wind inlet 36 is equidistantly arranged on the surface of the mounting plate 33, the wind guiding shell 34 with a trapezoidal cross section and communicated with the plurality of wind inlets 36 is installed at the bottom of the mounting plate 33, the gas storage cavity 31 is formed between the top of the mounting plate 33 and the inside of the box 1, the cloth bag 32 communicated with the plurality of wind inlets 36 is installed on the surface of the mounting plate 33 and used for filtering dust in gas, the fixing frame 62 is located at the lower end of the support 37, the dust-containing gas enters the inside of the box 1 from the dust-containing gas inlet 63 to the inside of the plurality of the box 33, the cloth bag 32, the clean gas flows from the outside to the dust-purifying bag 32 or flows to the other side gas outlet of the cloth bag 33, and flows to the dust-.

Specifically, the sliding mechanism 7 includes a sliding plate 71 and a top plate 72, the sliding plate 71 is fixedly connected to the inside of the box body 1, the tops of the plurality of cloth bags 32 are fixedly connected to the top plate 72 at the bottom of the sliding plate 71, the area of the top plate 72 is smaller than that of the sliding plate 71, the top plate 72 fixes the tops of the cloth bags 32, and the sliding plate 71 prevents filtered gas from entering the top of the box body 1.

Specifically, the vibration mechanism 2 includes four rotating plugs 21, a fixed plate 22, a connecting shaft 23, a first connecting frame 24, a second connecting frame 25, a piston 26, a motor 27, a protruding column 28 and a fixed frame 29, the motor 27 is installed at the top of the box body 1, the motor 27 penetrates through the side wall of one end inside the box body 1 and is relatively rotatably connected with the fixed frame 29, one side of the fixed frame 29 is of a V-shaped structure, the protruding column 28 is slidably connected with two fixed frames 29, the bottom of the protruding column 28 is fixedly connected with the fixed plate 22 of a rectangular structure, the four rotating plugs 21 are rotatably connected with the surface of the fixed plate 22 in an array manner, the bottom of each rotating plug 21 is fixedly connected with the connecting shaft 23 of a cylindrical structure, the bottom of each connecting shaft 23 is rotatably connected with the first connecting frame 24 of a U-shaped structure, the first connecting frame 24 is rotatably connected with the second connecting frame 25 which is in an inverted U-shaped structure, the bottom of the second connecting frame 25 is fixedly connected with the piston 26 which is in a cylindrical structure, the piston 26 is slidably connected with one end of the sliding plate 71 and is fixedly connected with the top surface of the top plate 72, the convex column 28 is arranged in parallel with the side wall of one fixing frame 29, when dust-containing gas enters the box body 1, the motor 27 is powered on, the fixing frame 29 is rotated by three hundred sixty degrees, further the protrusion 28 is rotated to drive the fixing plate 22 to fluctuate circumferentially, further the four connecting shafts 23 are rotated to fluctuate, finally the four pistons 26 enable the top plate 72 to oscillate the cloth bags 32 at the bottom of the top plate 72, and dust in the cloth bags is timely dropped to the bottom of the mounting plate 33, the wearing and tearing of vibration board have been solved traditional eccentric wheel on the one hand, and on the other hand has avoided the vibration board to generate heat and has reduced the life's of rubber pad drawback.

Specifically, the dust collecting mechanism 4 includes a lower hopper 41, a gate 42, a storage chamber 43, a collecting hopper 44, a stirring shaft 45 and stirring blades 46, the collecting hopper 44 with a hollow prismoid structure located at the bottom of the mounting plate 33 is installed inside the box 1, the bottom of the collecting hopper 44 is communicated with the storage chamber 43 with a hollow cuboid structure, the stirring shaft 43 is rotatably connected inside the storage chamber 43, the surface of the stirring shaft 45 located inside the storage chamber 43 is fixedly connected with the stirring blades 46, the lower hopper 41 is communicated with the side wall of the storage chamber 43, the gate 42 is slidably connected to the top of the lower hopper 41, dust shaken by the top plate 72 falls into the collecting hopper 44 and is then collected into the storage chamber 43, and after filtering is finished, the stirring shaft 45 is rotated to clean the dust inside the storage chamber 43 into the lower hopper 41 by the stirring blades 46, is convenient to clean.

When in use, firstly, the dust-containing gas inlet 63 of the side wall of the rectangular fixing frame 62 on the side surface of the box body 1 is connected with a pipeline of VOCs process waste treatment equipment in printing industry, in order to increase the air inlet speed, a plurality of dust-containing gas inlets 63 are arranged, dust-containing gas enters the box body 1 from the dust-containing gas inlet 63 and then flows into the box body at the bottom of the mounting plate 33 from the connecting plate with the arc-shaped cross section, the gas enters the cloth bag 32 from the air inlets 36 formed on the surface of the mounting plate 33 at equal intervals, the cross section of the air guide shell 34 at the bottom of the air inlets 36 is in a trapezoid structure, so that the gas can rapidly enter the cloth bag 32, dust in the gas is enabled to be remained in the cloth bag 32 and fall into the collecting hopper 44 after entering the cloth bag 32, clean gas is in the gas storage cavity 31, and then the clean gas is exhausted outdoors from the clean gas outlet 61 or communicated with a pipeline of another cleaning process, when the dust-containing gas enters the box 1, the motor 27 is powered on to realize the rotation of the fixing frame 29 by three hundred and sixty degrees, further realize the rotation of the protrusion 28 to drive the circumferential fluctuation of the fixing plate 22, further realize the circular motion of the four connecting shafts 23, and finally realize that the four pistons 26 shake the circumferential fluctuation of the top plate 72 to shake the cloth bags 32 at the bottom of the top plate 72, and timely drop the dust in the cloth bags to the bottom of the mounting plate 33, so that on one hand, the problem that the traditional eccentric wheel wears the vibration plate is solved, on the other hand, the defect that the service life of the vibration plate is shortened due to the heating of the vibration plate is avoided, the dust shaken by the top plate 72 falls into the collecting hopper 44 and is then collected into the storage chamber 43, and after the filtering is finished, the stirring shaft 45 is rotated to realize that the stirring blades 46 clean the dust in the storage chamber 43 to the dust in the blanking hopper 41 Inside, the gate 42 is opened for cleaning.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a processing system of packaging printing industry VOCs technology waste gas which characterized in that: comprises a box body (1), a vibration mechanism (2), a filtering mechanism (3), an ash collecting mechanism (4), a base plate (5), an air inlet and outlet mechanism (6) and a sliding mechanism (7); the dust collecting and collecting box is characterized in that the side wall of the box body (1) is communicated with a gas inlet and outlet mechanism (6) used for allowing dust-containing gas to enter and discharging clean gas, the inside of the box body (1) is provided with a filtering mechanism (3) used for filtering the dust-containing gas, the bottom of the filtering mechanism (3) is provided with a dust collecting mechanism (4) fixedly connected with the inner side wall of the box body (1) and used for collecting dust in the gas, the inside of the box body (1) is provided with a sliding mechanism (7) positioned at the top of the filtering mechanism (3), the top of the filtering mechanism (3) is fixedly connected with the bottom of the sliding mechanism (7), the inside of the box body (1) is provided with a vibrating mechanism (2) positioned at the top of the sliding mechanism (7) and used for vibrating the dust in the filtering mechanism (3), the vibration mechanism (2) is fixedly connected with the sliding mechanism (7), and the bottom of the box body (1) is fixedly connected with the base plate (5) which is used for supporting the whole structure and is in a prismoid structure;

the gas inlet and outlet mechanism (6) comprises a clean gas outlet (61), a fixed frame (62) and a dust-containing gas inlet (63), the side wall of the box body (1) is communicated with the fixed frame (62), the side wall of the fixed frame (62) is communicated with a plurality of dust-containing gas inlets (63) which are used for conveying dust-containing gas to the interior of the box body (1) in an equidistance mode, and the side wall of the box body (1) is communicated with the clean gas outlet (61) which is positioned at the top of the fixed frame (62) and used for exhausting filtered gas;

the filtering mechanism (3) comprises a gas storage cavity (31), a cloth bag (32), a mounting plate (33), a wind guide shell (34), a connecting plate (35), air inlets (36) and a support (37), the box body (1) is close to the inner side wall of the fixing frame (62) and is fixedly connected with the support (37) in an L-shaped structure, the bottom of the support (37) is fixedly connected with one end of the connecting plate (35) with an arc-shaped cross section, the other end of the connecting plate (35) is welded with the mounting plate (33) fixedly connected with the inner side wall of the box body (1), the air inlets (36) are arranged on the surface of the mounting plate (33) at equal intervals, the wind guide shell (34) which is communicated with the air inlets (36) and has a trapezoidal cross section is arranged at the bottom of the mounting plate (33), the gas storage cavity (31) is formed between the top of the mounting plate (33) and the inside of the box body (1), the surface of the mounting plate (33) is provided with the cloth bag (32) communicated with the air inlets (36) and used for filtering dust in gas, and;

the sliding mechanism (7) comprises sliding plates (71) and a top plate (72), the sliding plates (71) in a rectangular structure are fixedly connected inside the box body (1), the tops of the cloth bags (32) are fixedly connected to the top plate (72) at the bottom of the sliding plates (71), and the area of the top plate (72) is smaller than that of the sliding plates (71);

the vibration mechanism (2) comprises four rotating plugs (21), a fixed plate (22), a connecting shaft (23), a first connecting frame (24), a second connecting frame (25), a piston (26), a motor (27), protruding columns (28) and a fixed frame (29), the motor (27) is installed at the top of the box body (1), the motor (27) penetrates through the side wall of one end inside the box body (1) and is connected with the fixed frame (29) in a relative rotating mode, one side of the fixed frame (29) is of a V-shaped structure, the protruding columns (28) are connected with the two fixed frames (29) in a sliding mode, the fixed plate (22) with a rectangular structure is fixedly connected to the bottoms of the protruding columns (28), the four rotating plugs (21) are connected with the surface of the fixed plate (22) in an array rotating mode, the bottoms of the rotating plugs (21) are respectively and are fixedly connected with the connecting shaft (23) with a cylindrical structure, the bottom of connecting axle (23) is rotated and is connected first link (24) that is "U" shape structure, first link (24) with be "U" shape structure second link (25) are rotated and are connected, the bottom fixed connection of second link (25) is cylindrical structure piston (26), piston (26) sliding connection in the one end of slide (71) with the top surface fixed connection of roof (72), projection (28) with one of them the lateral wall parallel arrangement of mount (29).

2. The system for treating VOCs process waste gas in the packaging and printing industry according to claim 1, wherein: receive grey mechanism (4) including hopper (41), gate (42), apotheca (43), collect fill (44), (mixing) shaft (45) and stirring leaf (46) down, the internally mounted of box (1) has and is located mounting panel (33) bottom be the hollow prismoid structure collect fill (44), the bottom intercommunication of collecting fill (44) is cavity cuboid structure apotheca (43), (mixing) shaft (43) rotate connect in the inside of apotheca (43), be located apotheca (43) is inside the fixed surface of (mixing) shaft (45) is connected stirring leaf (46), down hopper (41) communicate in the lateral wall of apotheca (43), gate (42) sliding connection in the top of hopper (41) down.