Formaldehyde extraction device for plywood

Abstract

The formaldehyde extraction device comprises a main shell and the plywood, the two ends of the side face of the main shell are provided with a feeding port and a discharging port respectively, the interior of the main shell is fixedly connected with a heating mechanism, the heating mechanism comprises a lower base, a plurality of sets of heating rollers are arranged below the lower base, and the heating rollers are arranged on the lower base. Four sets of limiting columns are fixedly connected to the upper portion of the lower base, an upper top plate is arranged on the upper portion of the lower base, the limiting columns are sleeved with supporting springs, and two sets of electric telescopic rods are arranged on the upper portion of the upper top plate. The electric telescopic rod is arranged, so that the height of the heating roller can be adjusted to heat plywood with different thicknesses, the contact pressure between the heating roller and the plywood has elasticity through the structures such as the supporting spring and the limiting column, and the heating roller and the plywood are prevented from being damaged due to excessive extrusion.

Description

Technical Field

[0001] The utility model relates to the technical field of formaldehyde extraction equipment for plywood, in particular to a formaldehyde extraction device for plywood. Background Art

[0002] After searching, the Chinese patent publication number is CN217163835U, which discloses a formaldehyde extraction device for plywood that uses high temperature to remove formaldehyde molecules, including a processing box, a box door is movably provided on the inner wall of one side of the processing box, a conveying device is fixedly provided on the bottom inner wall of the processing box, a guide plate is fixedly provided on the bottom inner wall of the processing box, and a support rod is fixedly provided at the bottom of the guide plate. This device uses a fixed heating roller to heat the plywood to precipitate formaldehyde from the plywood. Such a design is difficult to adjust for fitting heating for plywood of different thicknesses, and it is difficult to achieve a good heating effect for them, resulting in difficulty in ensuring the efficiency of formaldehyde precipitation, which greatly affects the formaldehyde extraction efficiency of the plywood. Therefore, a formaldehyde extraction device for plywood is provided to solve the above-mentioned problems. Utility Model Content

[0003] The purpose of the utility model is to provide a formaldehyde extraction device for plywood in order to solve the problems raised by the above-mentioned background technology, which has the advantages that the height of the heating roller can be adjusted to adapt to the heating of plywood of different thicknesses, the contact pressure between the heating roller and the plywood is elastic, and it is not easy to damage the device and materials, thereby solving the problems raised by the above-mentioned background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a formaldehyde extraction device for plywood, comprising: a main shell and plywood, wherein both ends of the side of the main shell are respectively provided with an inlet and an outlet, and a heating mechanism is fixedly connected inside the main shell;

[0005] The heating mechanism includes a lower base, a plurality of heating rollers are arranged below the lower base, four groups of limiting columns are fixedly connected above the lower base, an upper top plate is arranged above the lower base, a support spring is sleeved on the outer side of the limiting columns, and two groups of electric telescopic rods are arranged above the upper top plate.

[0006] As a further solution of the utility model: a water storage tank is opened at a lower position inside the main shell, a conveying crawler is arranged above the water storage tank, a water tank is fixedly connected to the top of the main shell, a water pump connected to the water tank is fixedly connected to one end of the top of the main shell, and an atomizing nozzle is fixedly connected to one end inside the main shell.

[0007] As a further solution of the utility model: two groups of through holes that penetrate into the interior of the main shell are opened at one end of the side surface of the main shell, and two groups of air intake fans are fixedly connected to the inner side thereof, an air outlet baffle is fixedly connected to one end of the inner side of the main shell, and multiple groups of water guide holes are opened below the air outlet baffle, a filter plate groove is opened at one end of the side surface of the main shell, an activated carbon filter plate is arranged inside the filter plate groove, a fixed plug plate is movably installed at one end of the side surface of the filter plate groove, a drainage hole is opened at one end of the side surface of the main shell, and a drying lamp is fixedly connected to one end of the inner side of the main shell.

[0008] As a further solution of the utility model: a discharge slope is fixedly connected to one end of the side surface of the main shell.

[0009] As a further solution of the utility model: four groups of through holes are opened on the inner side of the upper top plate, the upper top plate is slidably connected with the four groups of limit columns through the through holes, the upper part of the electric telescopic rod is fixedly connected to the main shell, and the output end of the electric telescopic rod is fixedly connected to the upper top plate.

[0010] As a further solution of the utility model: the water outlet of the water pump is connected to the atomizing nozzle through a water pipe penetrating the main shell.

[0011] As a further solution of the utility model: the sides of the air outlet baffle and the fixed plug plate are provided with multiple groups of through holes, the filter plate groove penetrates into the interior of the main shell and corresponds to the position of the air outlet baffle, and the side of the fixed plug plate is provided with an insert block, which is plugged into the slot provided on the side of the filter plate groove.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model provides an electric telescopic rod so that the height of the heating roller can be adjusted to adapt to heating plywood of different thicknesses. Through structures such as a supporting spring and a limit column, the contact pressure between the heating roller and the plywood is made elastic, thereby preventing the heating roller and the plywood from being damaged due to excessive squeezing. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a second perspective structural schematic diagram of the utility model;

[0016] Figure 3 It is a structural schematic diagram of the transmission crawler in the utility model;

[0017] Figure 4 It is a structural schematic diagram of the heating mechanism in the utility model;

[0018] Figure 5 It is a structural schematic diagram of the discharge slope in the utility model;

[0019] Figure 6 It is a structural schematic diagram of A in the utility model.

[0020] In the figure: 1, main housing; 2, feeding port; 3, discharging port; 4, heating mechanism; 41, lower base; 42, heating roller; 43, limiting column; 44, upper top plate; 45, supporting spring; 46, electric telescopic rod;

[0021] 5. Water storage tank; 6. Conveyor track; 7. Water tank; 8. Water pump; 9. Atomizing nozzle; 10. Air outlet baffle; 11. Water guide hole; 12. Filter plate slot; 13. Activated carbon filter plate; 14. Fixed plug plate; 15. Intake fan; 16. Drain hole; 17. Drying lamp; 18. Discharge slope; 19. Plywood. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, which are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as a limitation of the present utility model. In addition, the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal connection of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances. The following is an explanation of the embodiments of the present utility model based on the overall structure of the present utility model.

[0024] Reference Figure 1 , Figure 2 and Figure 4In an embodiment of the utility model, a formaldehyde extraction device for plywood comprises: a main shell 1, a material inlet 2 and a material outlet 3 are respectively provided at both ends of the side of the main shell 1, a heating mechanism 4 is fixedly connected inside the main shell 1, and the heating mechanism 4 comprises a lower base 41, a plurality of heating rollers 42 are arranged below the lower base 41, four groups of limiting columns 43 are fixedly connected above the lower base 41, an upper top plate 44 is arranged above the lower base 41, a support spring 45 is sleeved on the outer side of the limiting column 43, two groups of electric telescopic rods 46 are arranged above the upper top plate 44, four groups of through holes are provided on the inner side of the upper top plate 44, the upper top plate 44 is slidably connected to the four groups of limiting columns 43 through the through holes, the upper part of the electric telescopic rod 46 is fixedly connected to the main shell 1, and the output end of the electric telescopic rod 46 is fixedly connected to the upper top plate 44.

[0025] By adopting the above scheme, the height of the heating roller 42 can be adjusted by the electric telescopic rod 46 to adapt to the heating of plywood 19 of different thicknesses, and the contact pressure between the heating roller 42 and the plywood 19 can be made elastic by the support spring 45 and the limit column 43 to prevent the plywood 19 and the heating roller 42 from being damaged.

[0026] Reference Figures 1 to 3 A water storage tank 5 is provided at a lower position inside the main shell 1, and a conveyor belt 6 is provided above the water storage tank 5. A water tank 7 is fixedly connected to the top of the main shell 1, and a water pump 8 connected to the water tank 7 is fixedly connected to one end of the top of the main shell 1. An atomizing nozzle 9 is fixedly connected to one end of the inner side of the main shell 1, and the water outlet end of the water pump 8 is connected to the atomizing nozzle 9 through a water pipe penetrating the main shell 1.

[0027] The above scheme is adopted: the water in the water tank 7 is sprayed out through the atomizing nozzle 9 by the water pump 8, so that the formaldehyde produced by heating is combined with the water mist and is easier to be collected.

[0028] Reference Figures 1 to 6 One end of the side surface of the main shell 1 is provided with two groups of through holes that penetrate into the interior of the main shell 1, and two groups of air intake fans 15 are fixedly connected to the inner side thereof, an air outlet baffle 10 is fixedly connected to one end of the inner side of the main shell 1, and a plurality of water guide through holes 11 are provided below the air outlet baffle 10, a filter plate groove 12 is provided at one end of the side surface of the main shell 1, an activated carbon filter plate 13 is arranged inside the filter plate groove 12, a fixed plug plate 14 is movably installed at one end of the side surface of the filter plate groove 12, a drainage hole 16 is provided at one end of the side surface of the main shell 1, a drying lamp 17 is fixedly connected to one end of the inner side of the main shell 1, multiple groups of through holes are provided on the sides of the air outlet baffle 10 and the fixed plug plate 14, the filter plate groove 12 penetrates into the interior of the main shell 1, corresponding to the position of the air outlet baffle 10, a plug block is arranged on the side of the fixed plug plate 14, which is plugged into the slot arranged on the side surface of the filter plate groove 12, and a discharge slope 18 is fixedly connected to one end of the side surface of the main shell 1.

[0029] The above scheme is adopted: an air duct is formed by the air intake fan 15 and the air outlet baffle 10, so that the formaldehyde precipitated after heating can enter the air outlet baffle 10, and the formaldehyde is filtered through the activated carbon filter plate 13 in the filter plate groove 12, and the filtered water flows back to the water storage tank 5 through the water guide hole 11. The processed plywood 19 is moved to the bottom of the drying lamp 17 through the conveyor crawler 6 for drying. After drying, it is discharged through the discharge port 3 and the discharge slope 18.

[0030] The working principle of the utility model is as follows: the plywood 19 to be processed is placed into the conveyor crawler 6 from the feed port 2, the height of the heating roller 42 is adjusted by the electric telescopic rod 46 to adapt to the height of the plywood 19, and the plywood 19 is laminated to be heated, and the contact pressure between the heating roller 42 and the plywood 19 is made elastic by the support spring 45 and the limit column 43 to prevent the plywood 19 and the heating roller 42 from being damaged;

[0031] The water in the water tank 7 is sprayed out through the atomizing nozzle 9 by the water pump 8, so that the formaldehyde produced by heating is combined with the water mist and is easier to be collected. The air duct is formed by the air intake fan 15 and the air outlet baffle 10, so that the formaldehyde precipitated after heating enters the air outlet baffle 10, and the formaldehyde is filtered by the activated carbon filter plate 13 in the filter plate groove 12. The filtered water flows back to the water storage tank 5 through the water guide hole 11. The processed plywood 19 is moved to the bottom of the drying lamp 17 by the conveyor crawler 6 for drying. After drying, the plywood is discharged through the discharge port 3 and the discharge slope 18;

[0032] The design of the filter plate slot 12 and the fixed plug plate 14 makes it easier to replace the activated carbon filter plate 13, thereby ensuring a long-term and stable formaldehyde extraction effect.

[0033] What is described above is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A formaldehyde extraction device for plywood, characterized in that: include: A main shell (1) and a plywood (19), wherein an inlet (2) and an outlet (3) are respectively provided at two ends of a side surface of the main shell (1), and a heating mechanism (4) is fixedly connected inside the main shell (1); The heating mechanism (4) comprises a lower base (41), a plurality of groups of heating rollers (42) are arranged below the lower base (41), four groups of limiting columns (43) are fixedly connected above the lower base (41), an upper top plate (44) is arranged above the lower base (41), a support spring (45) is sleeved on the outer side of the limiting column (43), and two groups of electric telescopic rods (46) are arranged above the upper top plate (44).

2. A formaldehyde extraction device for plywood according to claim 1, characterized in that: A water storage tank (5) is provided at a lower position inside the main shell (1), a conveying crawler (6) is provided above the water storage tank (5), a water tank (7) is fixedly connected to the top of the main shell (1), a water pump (8) connected to the water tank (7) is fixedly connected to one end of the top of the main shell (1), and an atomizing nozzle (9) is fixedly connected to one end of the inner side of the main shell (1).

3. The formaldehyde extraction device for plywood according to claim 1, characterized in that: Two groups of through holes penetrating into the interior of the main shell (1) are provided at one end of the side surface of the main shell (1), and two groups of air intake fans (15) are fixedly connected to the inner side thereof; an air outlet baffle (10) is fixedly connected to one end of the inner side of the main shell (1), and a plurality of water guide through holes (11) are provided below the air outlet baffle (10); a filter plate groove (12) is provided at one end of the side surface of the main shell (1), an activated carbon filter plate (13) is arranged inside the filter plate groove (12), and a fixed plug plate (14) is movably installed at one end of the side surface of the filter plate groove (12); a drainage hole (16) is provided at one end of the side surface of the main shell (1), and a drying lamp (17) is fixedly connected to one end of the inner side of the main shell (1).

4. The formaldehyde extraction device for plywood according to claim 1, characterized in that: A discharge slope (18) is fixedly connected to one end of the side surface of the main housing (1).

5. The formaldehyde extraction device for plywood according to claim 1, characterized in that: Four groups of through holes are formed on the inner side of the upper top plate (44), and the upper top plate (44) is slidably connected to the four groups of limit columns (43) through the through holes. The upper side of the electric telescopic rod (46) is fixedly connected to the main housing (1), and the output end of the electric telescopic rod (46) is fixedly connected to the upper top plate (44).

6. The formaldehyde extraction device for plywood according to claim 2, characterized in that: The water outlet of the water pump (8) is connected to the atomizing nozzle (9) via a water pipe penetrating the main housing (1).

7. The formaldehyde extraction device for plywood according to claim 3, characterized in that: The sides of the air outlet baffle (10) and the fixed plug plate (14) are provided with a plurality of through holes, the filter plate slot (12) penetrates into the interior of the main housing (1) and corresponds to the position of the air outlet baffle (10), and the side of the fixed plug plate (14) is provided with a plug block which is plugged into a slot provided on the side of the filter plate slot (12).

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