CN220609722U - Waste gas collecting device for full-automatic film laminating machine - Google Patents

Abstract

The utility model relates to an exhaust gas collecting device for a full-automatic film laminating machine, which comprises a frame, a gas collecting box arranged at the top end of the frame, a liquid storage box and a spraying assembly, wherein the liquid storage box is arranged on the top end of the frame; the air inlet end of the air collection box is communicated with an air inlet pipe, the air outlet end of the air collection box is communicated with a negative pressure fan, a plurality of air filtering pieces which are distributed in parallel are arranged in the air collection box, and photolysis pieces are arranged between the adjacent air filtering pieces; according to the utility model, the gas collecting box and the liquid storage box are positioned and installed by adopting the machine frame, the waste gas entering the gas collecting box is filtered and subjected to UV photolysis treatment by the gas filtering piece and the photolysis piece in the gas collecting box, the spraying component is matched with the liquid storage box, the purifying liquid in the liquid storage box of the spraying component is introduced into the gas collecting box, the waste gas entering the gas collecting box is sprayed by the spraying pipe and the spray head, and the purifying liquid in the liquid storage box absorbs harmful gas in the waste gas and adsorbs impurities in the waste gas, so that the waste gas is rapidly collected and purified.

Description

Waste gas collecting device for full-automatic film laminating machine

Technical Field

The utility model relates to the technical field of waste gas purifying equipment, in particular to a waste gas collecting device for a full-automatic film laminating machine.

Background

The electrothermal film is a semitransparent polyester film capable of heating after being electrified and is made from conductive special printing ink and metal current carrying strips which are processed and hot-pressed between insulating polyester films. When the electric heating film is used as a heating body in operation, heat is sent into the space in a radiation mode, carbon paper and a film are compounded through a film laminating machine in the production process of the electric heating film, waste gas is generated when the carbon paper and the film are heated, the waste gas needs to be treated in time, and potential safety hazards of the waste gas to production environments and workers are avoided.

The existing waste gas collecting device often adopts a negative pressure fan to filter the waste gas by a filter screen, waste gas cannot be purified rapidly and thoroughly, and the filter screen is blocked by impurities generated in the waste gas purifying process, so that the waste gas collecting device is inconvenient to maintain and clean. Therefore, in order to solve the above problems, an exhaust gas collecting device for a full-automatic film laminating machine is proposed.

Disclosure of Invention

The utility model aims to provide an exhaust gas collecting device for a full-automatic film laminating machine, which solves the problems that the exhaust gas collecting device in the prior art cannot quickly and thoroughly purify exhaust gas and is inconvenient to maintain and clean.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the waste gas collecting device for the full-automatic film laminating machine comprises a frame, a gas collecting box arranged at the top end of the frame, a liquid storage box and a spraying assembly;

the air inlet end of the air collection box is communicated with an air inlet pipe, the air outlet end of the air collection box is communicated with a negative pressure fan, a plurality of air filtering pieces which are distributed in parallel are arranged in the air collection box, and photolysis pieces are arranged between the adjacent air filtering pieces;

the liquid storage tank comprises a lower tank body and a sealing cover, wherein the lower tank body and the sealing cover are arranged in the frame, a water filtering plate is arranged in the inner cavity of the lower tank body, a port of the inner cavity of the lower tank body is sealed by the sealing cover, and the inner cavity of the liquid storage tank at one side of the water filtering plate is communicated with the gas collection tank by a communicating piece;

the spray assembly comprises a circulating pump communicated with the lower box body and a spray pipe arranged on the inner top surface of one side of the gas collecting box, which is close to the gas inlet pipe, wherein the circulating pump is communicated with the lower box body and the spray pipe through a water conduit, and a plurality of spray heads distributed in parallel are arranged at the bottom edge of the spray pipe.

Preferably, the gas collecting tank comprises an upper tank body arranged on the top surface of the frame, a gas collecting cavity is formed in the upper tank body, a power distribution cavity is arranged at the top of the gas collecting cavity, a split tank door is arranged on one side of the upper tank body, and the tank door is used for opening and closing the gas collecting cavity.

Preferably, guide tables are arranged on the inner top surface and the inner bottom surface of the gas collection cavity, and the guide tables are used for sliding installation of the gas filtering piece and the photolysis piece.

Preferably, the air filtering piece comprises an air filtering frame arranged in the air collecting cavity, the air filtering frame is in sliding connection with the guide table, and a plurality of air filtering plates which are spliced in parallel are arranged in the air filtering frame.

Preferably, the photolysis piece comprises a photolysis frame arranged in the gas collection cavity, the outer edge of the photolysis frame is in sliding connection with the guide table, and a plurality of UV photolysis lamp tubes distributed in parallel are arranged in the photolysis frame.

Preferably, the liquid storage box further comprises a water guiding valve and a water draining valve which are arranged on the side wall of the lower box body, the water guiding valve is communicated with the inner cavity of the lower box body on the filtering side of the water filtering plate, and the water draining valve is communicated with the inner cavity of the lower box body on the other side of the water filtering plate.

The utility model has at least the following beneficial effects:

1. the utility model adopts a frame to locate and mount a gas collecting tank and a liquid storage tank, a negative pressure fan forms negative pressure in the gas collecting tank, exhaust gas is guided into the gas collecting tank by an air inlet pipe, the exhaust gas entering the gas collecting tank is filtered and UV photolyzed by a gas filtering piece and a photolyzing piece in the gas collecting tank, and is discharged by an outlet end of the negative pressure fan, and is matched with the liquid storage tank by a spraying component, purified liquid in the liquid storage tank of the spraying component is led into the gas collecting tank, the exhaust gas entering the gas collecting tank is sprayed by the matching of a spraying pipe and a spray head, harmful gas in the exhaust gas is absorbed by the purified liquid in the liquid storage tank, impurities in the exhaust gas are adsorbed, and the purified liquid falling into the gas collecting tank flows back into the liquid storage tank by a communicating piece, so that the exhaust gas is rapidly collected and purified;

2. the utility model adopts the opening and closing of the gas collecting cavity through the split box door, and is matched with the gas filtering frame and the photolysis frame through the guide table, thereby being more convenient for the disassembly and maintenance of the gas filtering piece, the photolysis piece, the spray pipe and the spray head, and being more beneficial to the cleaning of sedimentation impurities.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a front cross-sectional structure of the present utility model;

FIG. 3 is a schematic diagram of an explosive structure according to the present utility model;

FIG. 4 is a schematic perspective view showing an opened state of the gas collecting tank;

FIG. 5 is a schematic view of an explosion configuration of the reservoir and spray assembly combination;

FIG. 6 is a schematic perspective view of a gas filter;

FIG. 7 is a schematic perspective view of a photodecomposition member;

FIG. 8 is a schematic diagram of the utility model applied to the exhaust treatment of a fully automated laminator.

In the reference numerals: 1. a frame; 2. a gas collection box; 21. an upper case; 22. an air collection cavity; 23. a power distribution cavity; 24. a door; 25. a top cover; 26. a guide table; 3. a liquid storage tank; 31. a lower box body; 32. sealing cover; 33. a water filtering plate; 34. a water drainage valve; 35. a drain valve; 4. a spray assembly; 41. a circulation pump; 42. a water conduit; 43. a shower pipe; 44. a spray head; 5. a gas filter; 51. a gas filtering frame; 52. an air filter plate; 6. a photolysis piece; 61. photo-frame; 62. a UV photolysis lamp tube; 7. a communication member; 71. a water collecting cover; 72. a communicating pipe; 8. an air inlet pipe; 9. negative pressure fan.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-7, the present utility model provides a technical solution: the waste gas collecting device for the full-automatic film laminating machine comprises a frame 1, a gas collecting box 2 arranged at the top end of the frame 1, a liquid storage box 3 and a spraying assembly 4, wherein the liquid storage box 3 is arranged in the frame 1;

the air inlet end of the air collecting box 2 is communicated with an air inlet pipe 8, the air inlet pipe 8 extends to each position or working procedure of the full-automatic film laminating machine for generating waste gas through a pipeline, the air outlet end of the air collecting box 2 is communicated with a negative pressure fan 9, the negative pressure fan 9 is particularly formed in the air collecting box 2, the negative pressure sucks the waste gas generated by the full-automatic film laminating machine into the air collecting box 2 through the air inlet pipe 8 and the pipeline, a plurality of air filtering pieces 5 distributed in parallel are arranged in the air collecting box 2, the filtering specification of the plurality of air filtering pieces 5 is particularly increased, namely the inner diameter size of each air filtering hole is reduced, an photodecomposition piece 6 is arranged between every two adjacent air filtering pieces 5, and the air filtering pieces 5 and the photodecomposition piece 6 are particularly arranged between the air inlet pipe 8 and the negative pressure fan 9;

the liquid storage tank 3 comprises a lower tank body 31 and a sealing cover 32 which are arranged in the frame 1, a water filtering plate 33 is arranged in the inner cavity of the lower tank body 31, the port of the inner cavity of the lower tank body 31 is sealed by the sealing cover 32, and the inner cavity of the liquid storage tank 3 at one side of the water filtering plate 33 is communicated with the gas collection tank 2 through a communicating piece 7;

the spraying assembly 4 comprises a circulating pump 41 communicated with the lower box body 31 and a spraying pipe 43 arranged on the inner top surface of one side of the gas collecting box 2 close to the gas inlet pipe 8, the circulating pump 41 is communicated with the lower box body 31 and the spraying pipe 43 through a water conduit 42, a plurality of spray heads 44 distributed in parallel are arranged at the bottom edge of the spraying pipe 43, and particularly, the spray heads 44 are atomizing spray heads;

the air collecting box 2 and the liquid storage box 3 can be positioned and installed through the frame 1, negative pressure is formed in the air collecting box 2 through the negative pressure fan 9, negative pressure is acted on each waste gas generating position of the full-automatic film coating machine through the air inlet pipe 8 in cooperation with the gas conveying pipeline, waste gas is guided into the air collecting box 2, after waste gas entering the air collecting box 2 is filtered and subjected to UV photolysis through the air filtering piece 5 and the photolysis piece 6 in the air collecting box 2, the waste gas is discharged through the outlet end of the negative pressure fan 9, the spraying assembly 4 is matched with the liquid storage box 3, purified liquid in the liquid storage box 3 of the spraying assembly 4 is introduced into the air collecting box 2, spraying treatment is carried out on the waste gas entering the air collecting box 2 through the cooperation of the spraying pipe 43 and the spray head 44, harmful gas in the waste gas is absorbed through the purified liquid in the liquid storage box 3, impurities in the waste gas are adsorbed, and the purified liquid falling into the air collecting box 2 is refluxed into the liquid storage box 3 through the communicating piece 7, and therefore the waste gas is rapidly collected and purified.

Wherein, the communicating member 7 includes communicating pipe 72 and sets up the water collecting cover 71 at communicating pipe 72 both ends, communicating pipe 72 communicates with water collecting cover 71, two water collecting covers 71 communicate with air collecting chamber 22 and hold liquid case 3 respectively, concretely, the bottom that upper box 21 is close to intake pipe 8 one end has seted up rectangular outlet to communicate with the water collecting cover 71 on communicating pipe 72 top, the water filtering plate 33 deviates from the lower box 31 inner chamber of circulating pump 41 one side and communicates with the water collecting cover 71 of communicating pipe 72 bottom, waste gas purification liquid's backward flow is more thoroughly fast.

The gas collecting box 2 comprises an upper box body 21 arranged on the top surface of the machine frame 1, a gas collecting cavity 22 is formed in the upper box body 21, the opening of the gas collecting cavity 22 faces one side, two ends of the gas collecting cavity 22 are respectively communicated with the gas inlet pipe 8 and the negative pressure fan 9, the gas filtering piece 5, the photodecomposition piece 6 and the spray pipe 43 are all arranged in the gas collecting cavity 22, a power distribution cavity 23 is arranged at the top of the gas collecting cavity 22, the opening of the specific power distribution cavity 23 is upward, a control element is arranged in the power distribution cavity 23 and used for electrically connecting the circulating pump 41, the negative pressure fan 9, the water diversion valve 34 and the drain valve 35, a top cover 25 is arranged at the port of the power distribution cavity 23 and used for sealing through the top cover 25, a side of the upper box body 21 is provided with a split box door 24, the box door 24 is used for opening and closing the gas collecting cavity 22, specifically, one side of the box door 24 is hinged with the upper box body 21, the other side of the box door 24 is connected with the upper box body 21 through a lock, and the contact position of the two box doors 24 and one side close to the upper box body 21 are all provided with sealing gaskets, so that waste gas can be treated through the gas collecting cavity 22, and the opening and closing and opening and closing the box door 24 are used for opening and closing the box door 22, the gas filtering piece 6, the sedimentation pipe 43 and the spray pipe 44 are more convenient to detach and maintain.

Wherein, the interior top surface and the interior bottom surface of gas collection chamber 22 all set up guide table 26, and guide table 26 is used for straining the slidable mounting of gas piece 5 and photolysis piece 6, specifically, is formed with in the guide table 26 with straining gas piece 5 and photolysis piece 6 outer edge complex recess, can carry out slidable mounting to straining gas piece 5 and photolysis piece 6 through guide table 26, and it is more convenient to use.

The air filtering piece 5 comprises an air filtering frame 51 arranged in the air collecting cavity 22, the air filtering frame 51 is in sliding connection with the guide table 26, a plurality of air filtering plates 52 which are spliced in parallel are arranged in the air filtering frame 51, specifically, the air collecting cavity 22 cannot be installed and filtered through the single air filtering plate 52 due to large treatment exhaust gas, the air filtering plates 52 corresponding to the air filtering pieces 5 respectively adopt stainless steel filter plates, active carbon filter plates and glass fiber filter plates, the specification is gradually increased according to the air flow direction in the air collecting cavity 22, the air filtering plates 52 can be assembled and fixed through the air filtering frame 51, and the air filtering plates 52 are further slidably installed in the air collecting cavity 22 through the air filtering frame 51, so that the air filtering piece is convenient to assemble, disassemble and maintain.

The photolysis piece 6 comprises a photolysis frame 61 arranged in the air collecting cavity 22, the outer edge of the photolysis frame 61 is slidably connected with the guide table 26, a plurality of parallel UV photolysis lamp tubes 62 are arranged in the photolysis frame 61, the photolysis piece 6 can be slidably arranged in the air collecting cavity 22 through the cooperation of the photolysis frame 61 and the guide table 26, and the air flowing between the air filtering plates 52 is photolysed through the UV photolysis lamp tubes 62 to destroy chemical bonds of organic waste gas molecules and crack the organic waste gas molecules.

Wherein, hold liquid case 3 still including setting up diversion valve 34 and drain valve 35 at lower box 31 lateral wall, diversion valve 34 and the lower box 31 inner chamber intercommunication of the side of straining out of drainage board 33, drain valve 35 and the lower box 31 inner chamber intercommunication of straining out the board 33 opposite side, can introduce the water purification to hold liquid case 3 through diversion valve 34, discharge the impurity of straining out of drainage board 33 through drain valve 35.

Working principle:

the outlet end of the negative pressure fan 9 is connected to an exhaust chimney, and water or solvent is filled into the lower box 31 through a water guide valve 34 as purifying liquid, wherein the solvent is organic waste gas generated by heating the pet film, for example, acetone, methanol, ether and the like in the waste gas are absorbed through water, and organic waste gas containing chlorinated hydrocarbon is absorbed through silicone oil and the like;

as shown in fig. 8, the air inlet pipe 8 extends to the full-automatic laminator, and negative pressure is applied to each waste gas generating position of the full-automatic laminator through the conveying pipeline;

the negative pressure fan 9 forms negative pressure in the gas collecting tank 2, each waste gas generating position of the full-automatic film laminating machine is led into the gas collecting tank 2, after the waste gas entering the gas collecting tank 2 is filtered and subjected to UV photolysis treatment through the gas filtering piece 5 and the photolysis piece 6 in the gas collecting tank 2, the waste gas is discharged through the outlet end of the negative pressure fan 9, and is matched with the liquid storage tank 3 through the spraying component 4, the purifying liquid in the lower tank 31 is pumped to the spraying pipe 43 through the circulating pump 41, the waste gas in the gas collecting cavity 22 is atomized and sprayed through the spray head 44, particles and organic and inorganic waste gas in the waste gas are adsorbed, the purifying liquid falling into the gas collecting tank 2 flows back into the liquid storage tank 3 through the communicating piece 7, and is filtered through the water filtering plate 33 and then is circularly pumped for use, and thus the waste gas is rapidly collected and purified.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 (6)

1. The utility model provides an exhaust gas collection device that full automatization laminating machine used, includes frame (1) and sets up gas collection case (2) on frame (1) top, its characterized in that: the device also comprises a liquid storage tank (3) and a spraying assembly (4);

the air inlet end of the air collecting box (2) is communicated with an air inlet pipe (8), the air outlet end of the air collecting box (2) is communicated with a negative pressure fan (9), a plurality of air filtering pieces (5) which are distributed in parallel are arranged in the air collecting box (2), and photolysis pieces (6) are arranged between the adjacent air filtering pieces (5);

the liquid storage tank (3) comprises a lower tank body (31) and a sealing cover (32) which are arranged in the frame (1), a water filtering plate (33) is arranged in an inner cavity of the lower tank body (31), a port of the inner cavity of the lower tank body (31) is sealed by the sealing cover (32), and the inner cavity of the liquid storage tank (3) at one side of the water filtering plate (33) is communicated with the gas collection tank (2) through a communicating piece (7);

the utility model provides a shower subassembly (4) including with circulation pump (41) and the setting of lower box (31) intercommunication at gas-collecting channel (2) be close to shower (43) of top surface in intake pipe (8) one side, circulation pump (41) are through water conduit (42) intercommunication lower box (31) and shower (43), the bottom edge of shower (43) is equipped with shower nozzle (44) of a plurality of parallel distribution.

2. The exhaust gas collection device for a full-automatic film laminating machine according to claim 1, wherein: the gas collecting box (2) comprises an upper box body (21) arranged on the top surface of the frame (1), a gas collecting cavity (22) is formed in the upper box body (21), a power distribution cavity (23) is formed at the top of the gas collecting cavity (22), a split box door (24) is arranged on one side of the upper box body (21), and the box door (24) is used for opening and closing the gas collecting cavity (22).

3. The exhaust gas collection device for a full-automatic film laminating machine according to claim 2, wherein: guide tables (26) are arranged on the inner top surface and the inner bottom surface of the air collection cavity (22), and the guide tables (26) are used for sliding installation of the air filtering piece (5) and the photolysis piece (6).

4. The exhaust gas collecting device for a full-automatic film laminating machine according to claim 3, wherein: the air filtering piece (5) comprises an air filtering frame (51) arranged in the air collecting cavity (22), the air filtering frame (51) is in sliding connection with the guide table (26), and a plurality of air filtering plates (52) which are spliced in parallel are arranged in the air filtering frame (51).

5. The exhaust gas collecting device for a full-automatic film laminating machine according to claim 3, wherein: the photodissociation piece (6) comprises a photodissociation frame (61) arranged in the gas collection cavity (22), the outer edge of the photodissociation frame (61) is in sliding connection with the guide table (26), and a plurality of UV photodissociation lamp tubes (62) which are distributed in parallel are arranged in the photodissociation frame (61).

6. The exhaust gas collection device for a full-automatic film laminating machine according to claim 1, wherein: the liquid storage box (3) further comprises a water diversion valve (34) and a drain valve (35) which are arranged on the side wall of the lower box body (31), the water diversion valve (34) is communicated with the inner cavity of the lower box body (31) on the filtering-out side of the water filtering plate (33), and the drain valve (35) is communicated with the inner cavity of the lower box body (31) on the other side of the water filtering plate (33).