CN213725579U

CN213725579U - Air taking and filtering device for oven

Info

Publication number: CN213725579U
Application number: CN202022523808.1U
Authority: CN
Inventors: 胡敬慈
Original assignee: Yunnan Mingbo Packaging And Printing Co ltd
Current assignee: Yunnan Mingbo Industrial Co.,Ltd.
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-07-20
Anticipated expiration: 2030-11-04

Abstract

The utility model relates to a packing printing technology field discloses a drying oven filter equipment that fetches wind. The air filter comprises an air inlet pipeline, the air inlet pipeline is communicated with an air filter box body, the filter box body is divided into four cavities through a first partition plate, a second partition plate and a third partition plate, a first air inlet communicated with the first cavity is formed in the side wall of the filter box body, a protective guard is arranged on the first air inlet, a second air inlet communicated with the second cavity is formed in the first partition plate, a primary-effect plate type filter is arranged on the second air inlet, a third air inlet communicated with the third cavity is formed in the second partition plate, a middle-effect bag type filter is arranged in the third air inlet, a fourth air inlet communicated with the fourth cavity is formed in the third partition plate, and a high-efficiency filter is arranged in the fourth air inlet. The device filters the air that gets into the filter box body in different grades for the air that blows into the oven accords with the printing production standard.

Description

Air taking and filtering device for oven

Technical Field

The utility model relates to a packing printing technology field specifically is a drying oven filter equipment that fetches wind.

Background

The printing machine is used as a machine for printing characters and images, and a freshly printed semi-finished product needs to be subjected to air-taking and drying treatment in the printing process. Due to the limitation of a factory environment, the general oven directly absorbs external air through an air intake to serve as air quantity required by the oven for heating, but the external air intake causes pollution to printing and compounding due to the existence of substances such as particles, flying dust and the like in the air; in addition, there is a method of taking air from the room, but this method may deteriorate the balance between the air volume in the workshop and the outside, and in a serious case, the air density in the workshop may be too low to form negative pressure, which may cause a serious problem that the building collapses.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an oven filter equipment that fetches wind to because there are materials such as granule, flying dust in the air to lead to the problem of printing pollution when fetching wind that proposes in solving above-mentioned background art.

In order to realize the purpose of the utility model, the utility model adopts the technical proposal that: an air intake and filtration device of a baking oven comprises an air inlet pipeline, the air inlet pipeline is communicated with an air filtration box body, the filtering box body is divided into four chambers by a first partition plate, a second partition plate and a third partition plate, the four chambers are respectively a first chamber, a second chamber, a third chamber and a fourth chamber, a first air inlet communicated with the first chamber is formed in the side wall of the filtering box body, a protective guard is arranged on the first air inlet, the first clapboard is provided with a second air inlet communicated with the second chamber, the second air inlet is provided with a primary plate filter, a third air inlet communicated with the third chamber is formed on the second partition plate, a medium-efficiency bag filter is arranged on the third air inlet, and a fourth air inlet communicated with the fourth cavity is formed in the third partition plate, a high-efficiency filter is arranged on the fourth air inlet, and an air outlet communicated with an air inlet pipeline is formed in the other side wall of the filter box body.

Preferably, the primary plate filter comprises a frame body, filter cotton arranged in an S shape is arranged in the frame body, and a steel wire mesh for stabilizing the shape of the filter cotton is wrapped on the filter cotton; the middle-effect bag filter comprises a frame body, a plurality of groups of transverse rods are arrayed in the frame body, each group of transverse rods comprises two transverse rods, a V-shaped bag is arranged between the two transverse rods in each group of transverse rods, and the length of the V-shaped bag is equal to that of the transverse rods; the high-efficiency filter comprises a box body, wherein a plurality of filter discs in a wave-shaped structure are arranged in the box body, and the convex parts and the concave parts of two adjacent filter discs are mutually embedded.

Preferably, the first air inlet, the second air inlet, the third air inlet and the fourth air inlet are arranged in series at the positions and are in an N shape.

Preferably, the first partition board is provided with primary dust collection cotton right facing the first air inlet, the second partition board is provided with intermediate dust collection cotton right facing the second air inlet, and the third partition board is provided with efficient dust collection cotton right facing the third air inlet.

Preferably, the primary effect dust absorption cotton is mesh filter cotton made of polyurethane, the secondary effect dust absorption cotton is made of silicon-free synthetic fibers, and the high-efficiency dust absorption cotton is electrostatic filter cotton.

Preferably, the side walls of the first chamber, the second chamber and the third chamber of the filter box body are respectively provided with a door group for observing the inside of the chambers.

The beneficial effects of the utility model are concentrated and are embodied in: outside air passes through first air intake introduction, and then carries out elementary, intermediate level, high grade filtration to the air, has solved when printing and compound because the air of introduction is not up to standard and influences the problem of production. Further through the setting of the board-like filter of primary effect, well effect bag filter and high efficiency filter of straggly to paste at its relative face and establish the dust absorption cotton, make dust impurity in the wind as far as possible by the cotton absorption processing of the cotton of primary effect dust absorption, well effect dust absorption cotton and high efficiency dust absorption, saved the facility cost of board-like filter of primary effect, well effect bag filter and high efficiency filter.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is an internal cross-sectional view of the present invention;

FIG. 3 is a front view of the primary plate filter of the present invention;

FIG. 4 is a cross-sectional view of the primary plate filter of the present invention taken along line A-A;

FIG. 5 is a front view of the middle effect bag filter of the present invention;

FIG. 6 is a front view of the high efficiency filter of the present invention;

wherein, 1, an air inlet pipeline; 2. a filter box body; 3. a first separator; 4. a second separator; 5. a third partition plate; 6. a first chamber; 7. a second chamber; 8. a third chamber; 9. a fourth chamber; 10. a first air inlet; 11. protecting the fence; 12. a second air inlet; 13. a primary plate filter; 14. a third air inlet; 15. a medium effect bag filter; 16. a fourth air inlet; 17. a high efficiency filter; 18. a frame body; 19. filtering cotton; 20. steel wire mesh; 21. a frame body; 22. a cross bar; 23. a V-shaped bag; 24. a box body; 25. A filter disc; 26. primary effect dust collection cotton; 27. middle-effect dust-absorbing cotton; 28. high-efficiency dust collection cotton; 29. and (4) a door group.

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 some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, an oven air intake filter device includes an air intake duct 1; in this embodiment, intake stack 1 intercommunication has filtration box 2, oven equipment in the factory building is communicated to intake stack 1's one end, the other end intercommunication sets up the filtration box 2 outside the factory building, adsorb the transfer to external air through the pressure boost adsorption equipment or powerful fan that start and the device electricity is connected, in the adsorbed air stream filtered box 2, filter box 2 filters the air that the convection was advanced layer upon layer to the air that finally flows into the oven reaches the air index that the printing process stipulated. Of course, the shape of the filter box 2 may be limited according to the planned conditions, in this embodiment, the filter box 2 is a rectangular parallelepiped, the length of the filter box is about 3m, the width of the filter box is about 1m, and the height of the filter box is about 1.5m, the bottom of the filter box 2 is supported by a bracket to be separated from the ground by about 50cm, so as to prevent the ground dust from entering the box, and the housing of the filter box 2 is usually formed by overlapping common alloy plates.

Further, the filtering box body 2 is divided into four chambers by a first partition plate 3, a second partition plate 4 and a third partition plate 5, and the first partition plate 3, the second partition plate 4 and the third partition plate 5 are sequentially arranged in the chambers of the filtering box body 2 at intervals from right to left as seen in the attached drawings; the four chambers are respectively a first chamber 6, a second chamber 7, a third chamber 8 and a fourth chamber 9, the first chamber 6 and the fourth chamber 9 are air inlets and air outlets, and the space of the air inlets and the air outlets can be larger than that of the other two chambers. Further, a first air inlet 10 communicated with the first cavity 6 is formed in the side wall of the filtering box body 2, a protective guard 11 is arranged on the first air inlet 10, the protective guard 11 can preliminarily prevent large objects from entering the first cavity 6, a second air inlet 12 communicated with the second cavity 7 is formed in the first partition plate 3, a primary plate filter 13 is arranged on the second air inlet 12, the primary plate filter 13 can prevent particles from entering the second cavity 7, a third air inlet 14 communicated with the third cavity 8 is formed in the second partition plate 4, a medium-efficiency bag filter 15 is arranged on the third air inlet 14, the medium-efficiency bag filter 15 can prevent dust from entering the third cavity 8, a fourth air inlet 16 communicated with the fourth cavity 9 is formed in the third partition plate 5, a high-efficiency filter 17 is arranged on the fourth air inlet 16, the high-efficiency filter 17 can prevent trace objects from entering the fourth cavity 9, and an air outlet communicated with the air inlet pipeline 1 is formed in the other side wall of the filtering box body 2.

Specifically, the filtering box body 2 is arranged on the side walls of the first chamber 6, the second chamber 7 and the third chamber 8 and is provided with a door group 29 for observing the inside of the chambers, the door group 29 can be provided with glass windows for observing the cleanness degree of each chamber, and the checking equipment is free from damage.

Specifically, the primary plate filter 13 comprises a frame 18, filter cotton 19 arranged in an S shape is arranged in the frame 18, and a steel wire mesh 20 for stabilizing the shape of the filter cotton 19 is wrapped on the filter cotton 19; the middle-effect bag filter 15 comprises a frame body 21, a plurality of groups of cross rods 22 are arrayed in the frame body 21, each group of cross rods 22 comprises two cross rods 22, a V-shaped bag 23 is arranged between the two cross rods 22 in each group of cross rods 22, and the length of the V-shaped bag 23 is equal to that of the cross rods 22; the high-efficiency filter 17 comprises a box body 24, a plurality of filter discs 25 in a wave-shaped structure are arranged in the box body 24, and convex parts and concave parts of two adjacent filter discs 25 are mutually embedded. The primary plate filter 13, the intermediate bag filter 15 and the high efficiency filter 17 can be fixed on the corresponding partition plates through bolts, and workers can clean and clean the chambers at intervals and replace the filters at regular intervals.

Specifically, in order to reduce the replacement frequency of each filter and save manpower as much as possible to clean the chamber, in this embodiment, the opening positions of the first air inlet 10, the second air inlet 12, the third air inlet 14 and the fourth air inlet 16 are connected in series to form an N shape, so that after air enters the first chamber 6, the vacant positions of the first partition plate 3 can partially block impurities entering through the first air inlet 10, and then the impurities are sucked into the second chamber 7 through the primary plate filter 13, so that the impurities in the air passing through the primary plate filter 13 are reduced, the use load of the primary plate filter 13 is saved, and the cost is saved; of course, the air inlet flow direction of the other chambers is the same as that of the chambers, and is not described in detail, and the air inlet path is guided by a small arrow in the figure.

Specifically, after the air enters the first chamber 6, the dust is more in the vacant part of the first partition board 3 facing the first air inlet 10, and in order to adsorb impurities such as dust as much as possible, in this embodiment, the first partition board 3 is provided with primary dust-absorbing cotton 26 facing the first air inlet 10, the rest of the partition boards are the same as the above, the second partition board 4 is provided with secondary dust-absorbing cotton 27 facing the second air inlet 12, and the third partition board 5 is provided with efficient dust-absorbing cotton 28 facing the third air inlet 14.

Further, the primary dust absorption cotton 26 is mesh filter cotton made of polyurethane, so that the primary dust absorption cotton 26 is low in cost and quick in replacement frequency; the middle-effect dust absorption cotton 27 is made of silicon-free synthetic fibers, and the high-effect dust absorption cotton 28 is electrostatic filter cotton. The primary effect dust absorption cotton 26, the intermediate effect dust absorption cotton 27 and the high-efficiency dust absorption cotton 28 sequentially aim at air impurities of the air inlet opposite to each partition plate and further absorb and purify the air impurities, so that the air finally entering the air inlet pipeline 1 meets the printing production requirement.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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

Claims

1. The oven air taking and filtering device comprises an air inlet pipeline (1) and is characterized in that the air inlet pipeline (1) is communicated with an air filtering box body (2), the filtering box body (2) is divided into four chambers through a first partition plate (3), a second partition plate (4) and a third partition plate (5), and the four chambers are respectively a first chamber (6), a second chamber (7), a third chamber (8) and a fourth chamber (9); the air filter is characterized in that a first air inlet (10) communicated with a first cavity (6) is formed in the side wall of the filter box body (2), a protective guard (11) is arranged on the first air inlet (10), a second air inlet (12) communicated with a second cavity (7) is formed in the first partition plate (3), a primary-effect plate type filter (13) is arranged on the second air inlet (12), a third air inlet (14) communicated with a third cavity (8) is formed in the second partition plate (4), a medium-effect bag type filter (15) is arranged on the third air inlet (14), a fourth air inlet (16) communicated with a fourth cavity (9) is formed in the third partition plate (5), a high-efficiency filter (17) is arranged on the fourth air inlet (16), and an air outlet communicated with an air inlet pipeline (1) is formed in the other side wall of the filter box body (2).

2. The oven air intake and filtration device according to claim 1, wherein the primary plate filter (13) comprises a frame body (18), filter cotton (19) arranged in an S shape is arranged in the frame body (18), and a steel wire mesh (20) for stabilizing the shape of the filter cotton (19) is wrapped on the filter cotton (19); the middle-effect bag filter (15) comprises a frame body (21), a plurality of groups of cross rods (22) are arrayed in the frame body (21), each group of cross rods (22) comprises two cross rods (22), a V-shaped bag (23) is arranged between the two cross rods (22) in each group of cross rods (22), and the length of the V-shaped bag (23) is equal to that of the cross rods (22); the high-efficiency filter (17) comprises a box body (24), a plurality of filter discs (25) in a wave-shaped structure are arranged in the box body (24), and convex parts and concave parts of two adjacent filter discs (25) are mutually embedded.

3. The oven air intake filter device according to claim 1, wherein the first air inlet (10), the second air inlet (12), the third air inlet (14) and the fourth air inlet (16) are arranged in series at N-shaped positions.

4. The oven air intake filter device according to claim 3, wherein the first partition plate (3) is provided with primary dust-absorbing cotton (26) at a position facing the first air inlet (10), the second partition plate (4) is provided with intermediate dust-absorbing cotton (27) at a position facing the second air inlet (12), and the third partition plate (5) is provided with high-efficiency dust-absorbing cotton (28) at a position facing the third air inlet (14).

5. The oven draft filter device according to claim 4, wherein the primary dust absorption cotton (26) is a mesh filter cotton made of polyurethane, the intermediate dust absorption cotton (27) is made of silicon-free synthetic fiber, and the high efficiency dust absorption cotton (28) is an electrostatic filter cotton.

6. Oven air extraction and filtration device according to claim 1, characterized in that the side walls of the first chamber (6), the second chamber (7) and the third chamber (8) of the filter box (2) are provided with door sets (29) for observing the inside of the chambers.