Environment-friendly printing drying device

Abstract

The utility model discloses an environment-friendly printing drying device, which belongs to the technical field of environment-friendly printing, and adopts the technical scheme that the environment-friendly printing drying device comprises a drying box, a box door and an air heater, a placing plate is arranged in the drying box, and a filtering mechanism is arranged at the bottom of the drying box; the filtering mechanism comprises a filter element, a filter box, a limiting ring and activated carbon, the surface of the filter element is in contact with the inner wall of the filter box, the surface of the limiting ring is fixedly connected with the inner wall of the filter box, the bottom of the filter element is in contact with the top of the limiting ring, the activated carbon is placed in the filter box, and the surface of the filter box is fixedly connected with an anti-sliding block. The problems that in an existing technical scheme, the interior of an air outlet is not provided with a filtering structure, part of harmful gas generated when ink on the surface of an environment-friendly printed product is dried cannot be filtered and is directly discharged into air, control is easily polluted, the body health of workers is harmed, and therefore the using effect is affected are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of environmentally friendly printing, in particular to an environmentally friendly printing drying device. Background Art

[0002] Environmentally friendly printing refers to a printing method that uses environmentally friendly materials and processes, produces less pollution during the printing process, saves resources and energy, is easy to recycle and reuse printed products after they are discarded, is naturally degradable, and has little impact on the ecological environment. After environmentally friendly printing of printed products, a drying device is required to speed up the drying speed of the printed products. However, when the environmentally friendly printed products are dried, some harmful gases will still be generated in the ink that need to be filtered and then discharged.

[0003] At present, a Chinese patent with announcement number CN214056914U discloses an environmentally friendly printing drying device for printing, including a drying box, a feeding port is opened on the upper right side of the drying box, a discharging port is opened on the lower right side of the drying box, and four groups of buffer rollers are movably installed inside the drying box, and the four groups of buffer rollers are trapezoidal. The utility model can make the printing belt drive on the four groups of buffer rollers by movably installing four groups of buffer rollers inside the drying box, and the four groups of buffer rollers are trapezoidal, so that a larger area of ​​the printing on the printing belt is in the drying box, and then the printing belt is dried by the spray discs at the upper and lower ends of the drying box. At the same time, the first spray disc and the second spray disc are connected to the two groups of heating seats through connecting pipes, and different temperatures of the heating wires in the two groups of heating seats can be adjusted, and the printing belt at the inlet and outlet of the drying box can be dried at different temperatures, which is conducive to more practical use of the environmentally friendly printing drying device for printing.

[0004] After the applicant consulted the Chinese patent with publication number CN214056914U, the following problems were found: the exhaust vent proposed in the technical solution of the Chinese patent with publication number CN214056914U does not have a filtering structure inside, and some harmful gases generated when the ink on the surface of the environmentally friendly printed products is dried cannot be filtered and are directly discharged into the air, which can easily cause pollution to the control and endanger the health of the workers. Utility Model Content

[0005] The utility model provides an environmentally friendly printing drying device, aiming to solve the problem proposed in the prior art that the exhaust port has no filtering structure inside, and some harmful gases generated by the ink on the surface of the environmentally friendly printed product during drying cannot be filtered and are directly discharged into the air, which easily causes pollution to the control and endangers the health of the staff, thereby affecting the use effect.

[0006] The utility model is implemented in this way: an environmentally friendly printing drying device comprises a drying box, a box door and a hot air blower, a placing plate is arranged inside the drying box, and a filtering mechanism is arranged at the bottom of the drying box;

[0007] The filtering mechanism includes a filter element, a filter box, a limiting ring and activated carbon. The surface of the filter element contacts the inner wall of the filter box, the surface of the limiting ring is fixedly connected to the inner wall of the filter box, the bottom of the filter element contacts the top of the limiting ring, and the activated carbon is placed inside the filter box.

[0008] In order to achieve the effect of conveniently rotating the filter box, as a preferred embodiment of the environmentally friendly printing and drying device of the present invention, the surface of the filter box is fixedly connected with an anti-sliding block, and the number of the anti-sliding blocks is several and evenly distributed on the surface of the filter box.

[0009] In order to facilitate the connection between the filter box and the drying box, as a preferred embodiment of the environmentally friendly printing drying device of the present invention, the bottom of the drying box is fixedly connected to a limiting ring, and the surface of the filter box is threadedly connected to the inner wall of the limiting ring.

[0010] In order to achieve the effect of conveniently discharging the dry hot air into the interior of the drying box, as a preferred environmentally friendly printing drying device of the utility model, the rear side of the hot air blower is fixedly connected to a fixed pipe, the front side of the fixed pipe is fixedly connected to an exhaust pipe, the number of the exhaust pipes is several and evenly distributed on the front side of the fixed pipe, the front side of the exhaust pipe passes through the drying box and extends to the interior of the drying box.

[0011] In order to achieve the effect of conveniently pulling the placement plate, as a preferred environmentally friendly printing and drying device of the utility model, the number of the placement plates is several, and adjacent placement plates are fixedly connected, and both sides of the bottom of the bottom placement plate are fixedly connected with support rods, and the surface of the support rod is in contact with the inner wall of the drying box, and a connecting rod is fixedly connected between the opposite sides of the two support rods, and a pull ring is fixedly connected to the top of the connecting rod.

[0012] In order to facilitate the rotation of the box door, as a preferred embodiment of the environmentally friendly printing drying device of the present invention, hinges are provided on the top and bottom of the front right side of the drying box, and the connection between the box door and the drying box is rotatably connected by the hinges.

[0013] In order to achieve the effect of limiting the box door, as a preferred environmentally friendly printing and drying device of the utility model, a first limit block is fixedly connected to the left side of the drying box, and a second limit block is fixedly connected to the left side of the box door. A limit pin is provided on the top of the second limit block, and the bottom of the limit pin passes through the second limit block and the first limit block in sequence and extends to the outside of the first limit block.

[0014] In order to facilitate the discharge of filtered air out of the filter box, as a preferred embodiment of the environmentally friendly printing and drying device of the present invention, a breathable net is fixedly connected to the bottom of the inner wall of the filter box.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The environmentally friendly printing drying device places the environmentally friendly printed products to be dried on the top of the placing plate, then closes the box door and limits the position, and then controls the hot air blower to work, so that the hot air blower can generate dry hot air, which is evenly discharged into the drying box through a fixed ring and an exhaust pipe to dry the environmentally friendly printed products. At this time, the ink on the surface of the environmentally friendly printed products will volatilize part of the harmful substances into the hot air, and the hot air will enter the filter box to perform dual harmful substance filtration through the filter element and activated carbon, and then pass through the air permeable net to be discharged from the filter box, so as to avoid pollution to the ambient air and endanger the health of the staff. The problem that the exhaust port proposed in the prior art solution does not have a filtering structure inside, part of the harmful gases generated by the ink on the surface of the environmentally friendly printed products during drying cannot be filtered and are directly discharged into the air, which is easy to cause pollution to the control and endanger the health of the staff is solved. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is the overall structural diagram of the environmentally friendly printing drying device of the utility model;

[0018] Figure 2 This is a schematic diagram of the three-dimensional structure inside the drying box of the utility model;

[0019] Figure 3 It is a three-dimensional exploded schematic diagram of the filter element and the filter box in the utility model;

[0020] Figure 4 It is a three-dimensional structural schematic diagram of the bottom of the filter box in the utility model;

[0021] Figure 5 It is a three-dimensional structural schematic diagram of the bottom of the drying box in the utility model;

[0022] Figure 6 It is a three-dimensional exploded schematic diagram of the second limiting block and the limiting pin in the utility model;

[0023] Figure 7 It is a schematic diagram of the three-dimensional connection between the placement plate and the support rod in the utility model.

[0024] In the figure, 1, drying box; 2, box door; 3, hot air blower; 4, filtering mechanism; 401, filter element; 402, filter box; 403, limiting ring; 404, activated carbon; 5, hinge; 6, placement plate; 7, support rod; 8, pull ring; 9, anti-sliding block; 10, breathable net; 11, fixing pipe; 12, exhaust pipe; 13, limiting ring; 14, second limiting block; 15, limiting pin; 16, connecting rod; 17, first limiting block. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0026] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0027] See also Figure 1-7 The utility model provides a technical solution: an environmentally friendly printing drying device, comprising a drying box 1, a box door 2 and a hot air blower 3, a placing plate 6 is arranged inside the drying box 1, and a filtering mechanism 4 is arranged at the bottom of the drying box 1;

[0028] The filtering mechanism 4 includes a filter element 401, a filter box 402, a limiting ring 403 and activated carbon 404. The surface of the filter element 401 contacts the inner wall of the filter box 402, the surface of the limiting ring 403 is fixedly connected to the inner wall of the filter box 402, the bottom of the filter element 401 contacts the top of the limiting ring 403, and the activated carbon 404 is placed inside the filter box 402.

[0029] In this embodiment: by placing the environmentally friendly printed products that need to be dried on the top of the placement plate 6, and then closing the box door 2 and limiting it, the hot air blower 3 is controlled to work, and the hot air blower 3 can generate dry hot air, which is evenly discharged into the drying box 1 through the fixed ring and the exhaust pipe 12 to dry the environmentally friendly printed products. At this time, the ink on the surface of the environmentally friendly printed products will evaporate part of the harmful substances into the hot air. At this time, the hot air will enter the filter box 402 and pass through the filter element 401 and the activated carbon 404 for double filtering of harmful substances, and then pass through the breathable net 10 to discharge the filter box 402, so as to avoid pollution to the ambient air and endanger the health of the staff. This solves the problem that the exhaust port proposed in the prior art solution does not have a filtering structure, and some harmful gases generated by the ink on the surface of the environmentally friendly printed products during drying cannot be filtered and are directly discharged into the air, which is easy to cause pollution to the control and endanger the health of the staff.

[0030] As a technical optimization solution of the present invention, an anti-sliding block 9 is fixedly connected to the surface of the filter box 402 , and the number of the anti-sliding blocks 9 is several and evenly distributed on the surface of the filter box 402 .

[0031] In this embodiment, by contacting the surface of the anti-sliding block 9 with the hand, the hand can be prevented from slipping, and the filter box 402 can be rotated conveniently, thereby achieving the effect of conveniently rotating the filter box 402.

[0032] As a technical optimization solution of the utility model, the bottom of the drying box 1 is fixedly connected to the limiting ring 13 , and the surface of the filter box 402 is threadedly connected to the inner wall of the limiting ring 13 .

[0033] In this embodiment, the filter box 402 can be connected to the drying box 1 by rotating the filter box 402 to be threadedly connected to the inner wall of the limiting ring 13, thereby achieving the effect of conveniently connecting the filter box 402 to the drying box 1.

[0034] As a technical optimization solution of the utility model, the rear side of the hot air blower 3 is fixedly connected to a fixed pipe 11, the front side of the fixed pipe 11 is fixedly connected to an exhaust pipe 12, the number of exhaust pipes 12 is several and evenly distributed on the front side of the fixed pipe 11, the front side of the exhaust pipe 12 passes through the drying box 1 and extends to the interior of the drying box 1.

[0035] In this embodiment: by controlling the operation of the hot air blower 3, the hot air blower 3 can generate dry hot air, which is evenly discharged into the drying box 1 through the fixed ring and the exhaust pipe 12 to dry the environmentally friendly printed products, thereby achieving the effect of conveniently discharging the dry hot air into the drying box 1.

[0036] As a technical optimization solution of the utility model, the number of placement plates 6 is several, and adjacent placement plates 6 are fixedly connected. Both sides of the bottom of the bottom placement plate 6 are fixedly connected with support rods 7, and the surface of the support rods 7 is in contact with the inner wall of the drying box 1. A connecting rod 16 is fixedly connected between the opposite sides of the two support rods 7, and a pull ring 8 is fixedly connected to the top of the connecting rod 16.

[0037] In this embodiment, by holding the pull ring 8, the connecting rod 16, the support rod 7 and the placement plate 6 can be easily pulled out of the drying box 1, and the environmentally friendly printed products on the top of the placement plate 6 can be easily taken out, thereby achieving the effect of conveniently pulling the placement plate 6.

[0038] As a technical optimization solution of the utility model, hinges 5 are provided at the top and bottom of the front right side of the drying box 1, and the connection between the door 2 and the drying box 1 is rotatably connected through the hinges 5.

[0039] In this embodiment, the cabinet door 2 is rotatably connected to the drying cabinet 1 via the hinge 5, so that the cabinet door 2 can be rotated, thus achieving the effect of facilitating the rotation of the cabinet door 2.

[0040] As a technical optimization solution of the utility model, a first limit block 17 is fixedly connected to the left side of the drying box 1, and a second limit block 14 is fixedly connected to the left side of the box door 2. A limit pin 15 is provided on the top of the second limit block 14, and the bottom of the limit pin 15 passes through the second limit block 14 and the first limit block 17 in sequence and extends to the outside of the first limit block 17.

[0041] In this embodiment, the door 2 can be limited by passing the limiting pin 15 through the second limiting block 14 and the first limiting block 17 in sequence, thereby achieving the effect of limiting the door 2.

[0042] As a technical optimization solution of the present invention, a breathable net 10 is fixedly connected to the bottom of the inner wall of the filter box 402 .

[0043] In this embodiment, after the hot air containing harmful substances is filtered through the filter element 401 and the activated carbon 404, it will pass through the air permeable net 10 and be discharged from the filter box 402, thereby achieving the effect of conveniently discharging the filtered air from the filter box 402.

[0044] Working principle: First, rotate the box door 2 to open, and the box door 2 is rotatably connected to the drying box 1 through the hinge 5, so that the box door 2 can rotate, and then the environmentally friendly printed products to be dried are placed on the top of the placement plate 6, and then the box door 2 is closed, and the limit pin 15 is passed through the second limit block 14 and the first limit block 17 in sequence to limit the box door 2, and then the hot air blower 3 is controlled to work, and the hot air blower 3 can generate dry hot air when it works, and it is evenly discharged into the drying box 1 through the fixing ring and the exhaust pipe 12 to dry the environmentally friendly printed products. It should be noted that the hot air blower 3 is an existing mature technology that has been published and will not be described in detail here. After the dry hot air dries the environmentally friendly printed products in the drying box 1, the ink on the surface of the environmentally friendly printed products will volatilize part of the harmful substances into the hot air. At this time, the hot air will enter the filter box 402 and pass through the filter element 401 and the activated carbon 404 to perform dual harmful substance filtration, and then pass through the breathable net 10 to discharge the filter box 402, so as to avoid pollution to the ambient air and endanger the health of the staff, thereby solving the problems mentioned in the prior art. The exhaust vent does not have a filtering structure inside, and some harmful gases generated by the ink on the surface of the environmentally friendly printed products during drying are not filtered and are directly discharged into the air, which is easy to cause pollution to the control and endanger the health of the staff. When the filter element 401 and the activated carbon 404 need to be replaced, the filter box 402 is held and rotated. The filter box 402 is connected to the inner wall of the limiting ring 13 through a thread. When the filter box 402 is rotated, the filter box 402 can be separated from the limiting ring 13, and the filter element 401 inside the filter box 402 can be removed. And the activated carbon 404 is poured out and replaced. By contacting the surface of the anti-sliding plate 9 with the hand, the hand can be prevented from slipping, and the filter box 402 can be rotated conveniently. It should be noted that the filter element 401 and the activated carbon 404 are existing mature technologies that have been published, and both have the function of filtering and adsorbing harmful substances. They are not elaborated here. When the surface of the support rod 7 contacts the inner wall of the drying box 1, the rear and front sides of the placement plate 6 will have gaps with the rear side of the inner wall of the drying box 1 and the rear side of the box door 2 respectively, which facilitates the circulation of hot air inside the drying box 1.

[0045] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An environmentally friendly printing drying device, comprising a drying box (1), a box door (2) and a hot air blower (3), characterized in that: A placement plate (6) is provided inside the drying box (1), and a filtering mechanism (4) is provided at the bottom of the drying box (1); The filtering mechanism (4) comprises a filter element (401), a filter box (402), a limiting ring (403) and activated carbon (404); the surface of the filter element (401) contacts the inner wall of the filter box (402); the surface of the limiting ring (403) is fixedly connected to the inner wall of the filter box (402); the bottom of the filter element (401) contacts the top of the limiting ring (403); and the activated carbon (404) is placed inside the filter box (402).

2. The environmentally friendly printing and drying device according to claim 1 is characterized in that: An anti-sliding block (9) is fixedly connected to the surface of the filter box (402), and the number of the anti-sliding blocks (9) is several and evenly distributed on the surface of the filter box (402).

3. The environmentally friendly printing and drying device according to claim 1 is characterized in that: The bottom of the drying box (1) is fixedly connected to a limiting ring (13), and the surface of the filter box (402) is threadedly connected to the inner wall of the limiting ring (13).

4. The environmentally friendly printing and drying device according to claim 1, characterized in that: The rear side of the hot air blower (3) is fixedly connected to a fixed pipe (11), the front side of the fixed pipe (11) is fixedly connected to an exhaust pipe (12), the exhaust pipes (12) are multiple in number and evenly distributed on the front side of the fixed pipe (11), and the front side of the exhaust pipe (12) passes through the drying box (1) and extends to the interior of the drying box (1).

5. The environmentally friendly printing and drying device according to claim 1 is characterized in that: The number of the placement plates (6) is several, and adjacent placement plates (6) are fixedly connected to each other. Support rods (7) are fixedly connected to both sides of the bottom of the bottom placement plate (6), and the surface of the support rod (7) contacts the inner wall of the drying box (1). A connecting rod (16) is fixedly connected between the opposite sides of the two support rods (7), and a pull ring (8) is fixedly connected to the top of the connecting rod (16).

6. The environmentally friendly printing and drying device according to claim 1, characterized in that: The top and bottom of the right front side of the drying box (1) are both provided with hinges (5), and the connection between the box door (2) and the drying box (1) is rotatably connected via the hinges (5).

7. The environmentally friendly printing and drying device according to claim 1, characterized in that: A first limit block (17) is fixedly connected to the left side of the drying box (1), and a second limit block (14) is fixedly connected to the left side of the box door (2). A limit pin (15) is arranged on the top of the second limit block (14), and the bottom of the limit pin (15) passes through the second limit block (14) and the first limit block (17) in sequence and extends to the outside of the first limit block (17).

8. The environmentally friendly printing and drying device according to claim 1, characterized in that: A breathable net (10) is fixedly connected to the bottom of the inner wall of the filter box (402).

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