Temperature-adjustable plywood drying device
The adjustable temperature plywood drying device utilizes multiple heating bars and a speed switch to control the hot air blower. Combined with an umbrella-shaped exhaust vent and fan design, it solves the problem of uneven plywood drying temperature, achieving efficient and uniform plywood drying and improving production efficiency and product quality.
Patent Information
- Application Number
- CN202422922679.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-29
- Publication Date
- 2025-12-26
- Estimated Expiration
- 2034-11-29
AI Technical Summary
Existing plywood drying equipment uses a single drying temperature, resulting in uneven temperature distribution and affecting drying efficiency. Furthermore, different adhesives require different drying temperatures for plywood, leading to resource waste and increased production costs.
An adjustable temperature plywood drying device is used, which controls the hot air blower through multiple heating bars and speed switches to provide a variety of temperature options. Combined with the umbrella-shaped exhaust vents and fan design, it can achieve uniform drying of plywood.
It enables personalized temperature adjustment based on the type and thickness of plywood, improving drying efficiency and stability, reducing production costs, and enhancing product quality and economic benefits.
Smart Images
Figure CN223726749U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to fit out board equipment technical field, a kind of adjustable temperature plywood drying device. BACKGROUND
[0002] Plywood drying is an important link in plywood production process, and high moisture content wood is prone to mold and bacteria, leading to mildew and rot, and high moisture content wood is prone to deformation and cracking in dry environment. Through drying, the moisture content of plywood can be reduced, thereby improving its dimensional stability, reducing the weight of plywood, facilitating the handling of plywood, and the dried plywood is not prone to swelling or shrinking due to changes in environmental humidity. In the prior art, the plywood drying equipment blows hot air from one side of the drying box for drying, resulting in uneven drying temperature of the plywood. In addition, different plywood made of different adhesives requires different drying temperatures, and the actual drying temperature of the drying equipment is single and cannot be adjusted, which limits the drying of the board and easily causes resource waste and increases production cost. SUMMARY
[0003] The utility model discloses to solve the technical problem that the drying temperature is single and the dried plywood is limited and the drying effect is poor, and provides a kind of adjustable temperature plywood drying device.
[0004] To solve the above technical problems, the utility model provides a kind of adjustable temperature plywood drying device, including box and four support feet, four The support feet are respectively fixedly connected on the four corners of the bottom of the box;It further includes at least two hot air machines and exhaust system, two The hot air machine is respectively fixedly arranged on the left side and the right side of the outer surface of the box, and the exhaust system is fixedly arranged above the box;The inside of the hot air machine is equipped with fan and heating strip, and the number of the heating strip is at least two.
[0005] Preferably, in the above technical solution, the number of the heating strip is four, which is first heating strip, second heating strip, third heating strip and fourth heating strip, and the four heating strips are sequentially arranged and fixedly arranged in the hot air machine;The hot air machine further includes air outlet, gear switch and air filter screen, the air outlet is fixedly connected to the top of the hot air machine, the gear switch is arranged on the outer surface of the hot air machine and is fixedly connected with the hot air machine, and the gear switch is used to control the start-stop work of the first heating strip, the second heating strip, the third heating strip and the fourth heating strip, and the air filter screen is fixedly arranged at the bottom of the hot air machine.
[0006] Preferably, in the above technical solution, the inside of the box is provided with a hot air main pipe, a first branch pipe and a second branch pipe, the hot air main pipe is fixedly connected with the air outlet, the first branch pipe is connected with the hot air main pipe, the first branch pipe is provided with an air valve at the connection position with the hot air main pipe, the air valve is used for controlling the flow of hot air from the hot air main pipe to the first branch pipe, and the second branch pipe is connected with the first branch pipe.
[0007] Preferably, in the above technical solution, umbrella-shaped exhaust holes are uniformly arranged on the second branch pipe, and the umbrella-shaped exhaust holes are arranged on the upper and lower sides of the vertical direction of the second branch pipe, and each umbrella-shaped exhaust hole is in communication with the internal space of the second branch pipe.
[0008] Preferably, in the above technical solution, the inside of the box is further provided with support columns, the number of the support columns is four, the support columns are arranged at four corners of the box and are fixedly connected with the bottom of the box.
[0009] Preferably, in the above technical solution, connecting rods are arranged between adjacent two support columns, the connecting rods are fixedly connected with the support columns, and support rods are uniformly arranged between the connecting rods and are fixedly connected with the connecting rods.
[0010] Preferably, in the above technical solution, balls are uniformly arranged on the support rods and are movably connected with the support rods.
[0011] Preferably, in the above technical solution, a ventilation hole is arranged in the center of the top wall of the box, and two groups of fans are arranged on the inner walls of the two opposite sides of the box, and the fans are fixedly connected with the box.
[0012] Preferably, in the above technical solution, the exhaust system comprises a wind valve and an air exchange fan, the size of the wind valve is matched with the ventilation hole, so that the wind valve is in airtight connection with the ventilation hole, and the air exchange fan is fixedly connected with the wind valve.
[0013] Compared with the prior art, the adjustable temperature hot air machine has the following beneficial effects:
[0014] The adjustable temperature hot air machine can adjust the temperature through the gear switch according to different types of glue and different thicknesses of plywood, can quickly and effectively realize drying of various types of plywood in a suitable temperature, can reduce the water content, improve the stability, improve the product quality and improve the economic benefits. BRIEF DESCRIPTION OF DRAWINGS
[0015] Figure 1 It is a whole structure schematic view of the adjustable temperature plywood drying device.
[0016] Figure 2The internal structure schematic view of the hot air machine of the utility model;
[0017] Figure 3 The one layer hot air branch pipe and umbrella-shaped exhaust hole structure schematic view of the utility model;
[0018] Figure 4 The one layer support rod and ball structure schematic view of the utility model.
[0019] Main figure mark explanation:
[0020] 1-box, 2-support column, 3-hot air machine, 4-hot air main pipe, 5-fan, 6-exhaust system, 7-support foot, 21-connecting rod, 22-support rod, 23-ball, 31-fan, 32-air filter screen, 33-heating strip, 331-first heating strip, 332-second heating strip, 333-third heating strip, 334-fourth heating strip, 37-gear switch, 38-air outlet, 41-first branch pipe, 42-gas valve, 43-second branch pipe, 44-umbrella-shaped exhaust hole, 61-air valve, 62-ventilating fan, 63-breathable hole. Specific implementation
[0021] The technical schemes in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model, obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.
[0022] As Figures 1-2As shown, the utility model discloses a temperature-adjustable plywood drying device, including box 1 and four support feet 7, four support feet 7 are fixedly connected respectively on the four corners of the bottom of box 1, still including at least two hot -blast machines 3 and exhaust system 6, two hot -blast machines 3 are fixedly arranged respectively on the left side and right side of the outer surface of box 1, and exhaust system 6 is fixedly arranged on the top of box 1. As preferred, the number of hot -blast machine 3 of this embodiment is two, and is fixedly arranged respectively on the left side and right side of the outer surface of box 1, and two hot -blast machines 3 can effectively shorten the distance of hot air channel, reduce the heat loss of the journey, avoid causing the insufficient drying heat of the end of pipeline and make the plywood drying not completely, damage the plywood quality problem. The inside of hot -blast machine 3 is equipped with fan 31 and heating strip 33, and the number of heating strip 33 is at least two. As preferred, the number of heating strip 33 of this embodiment is four, and is first heating strip 331, second heating strip 332, third heating strip 333 and fourth heating strip 334 respectively, and is fixedly arranged in hot -blast machine 3 in order, and hot -blast machine 3 also includes air outlet 38, gear switch 37 and air filter screen 32, air outlet 38 is fixedly connected at the top of hot -blast machine 3, gear switch 37 is arranged on the outer surface of hot -blast machine 3 and is fixedly connected with hot -blast machine 3, gear switch 37 is used to control the start-stop work of first heating strip 331, second heating strip 332, third heating strip 333 and fourth heating strip 334, and air filter screen 32 is fixedly arranged at the bottom of hot -blast machine 3. When using, can adjust gear switch 37 according to the temperature required by plywood, and gear switch 37 can control the working state of first heating strip 331, second heating strip 332, third heating strip 333 and fourth heating strip 334, when the drying temperature requirement is 100 DEG C, can start any two of four heating strips and heat work, when the drying temperature requirement is 150 DEG C, can start any three of four heating strips and heat work, when the drying temperature requirement is 200 DEG C, can start four heating strips and heat work simultaneously. Air enters hot -blast machine 3 from air filter screen 32, is heated after heating strip, and hot air is blown to plywood in box along pipeline. For different glue types, different thickness plywood, can improve drying efficiency by adjusting drying temperature, do not affect plywood quality, stability and appearance, and improve production efficiency at the same time.
[0023] As Figures 1-4As shown, the inside of the box 1 is provided with a hot air main pipe 4, a first branch pipe 41 and a second branch pipe 43, the hot air main pipe 4 is fixedly connected with the air outlet 38, the first branch pipe 41 is connected with the hot air main pipe 4, the first branch pipe 41 is provided with an air valve 42 at the connection position with the hot air main pipe 4, the air valve 42 is used for controlling the flow of hot air from the hot air main pipe 4 to the first branch pipe 41, and the second branch pipe 43 is connected with the first branch pipe 41. The umbrella-shaped exhaust holes 44 are uniformly arranged on the second branch pipe 43, and the umbrella-shaped exhaust holes 44 are arranged on the upper and lower sides of the vertical direction of the second branch pipe 43, and each umbrella-shaped exhaust hole 44 is in communication with the internal space of the second branch pipe 43.
[0024] The inside of the box 1 is also provided with support columns 2, the number of the support columns 2 is four, which are arranged at the four corners of the box 1 and are fixedly connected with the bottom of the box 1. The connecting rods 21 are arranged between the adjacent two support columns 2, the connecting rods 21 are fixedly connected with the support columns 2, and the support rods 22 are uniformly arranged between the connecting rods 21, and the support rods 22 are fixedly connected with the connecting rods 21. The support rods 22 are uniformly arranged with the rolling balls 23, and the rolling balls 23 are movably connected with the support rods 22. The rolling balls 23 are embedded in the support rods 22, and the upper surface of the rolling balls 23 is slightly higher than the upper surface of the support rods 22, so that when the plywood is placed on the support rods, the lower surface of the plywood is in contact with the rolling balls 23.
[0025] When operating, one end of the plywood to be dried is placed on the support rod, the rolling balls in the support rod are in contact with the lower surface of the plywood, and the plywood can be pushed into the box by the rolling balls. The umbrella-shaped exhaust holes arranged on the upper side of the second branch pipe can uniformly blow hot air to the lower surface of the upper layer of plywood, and the umbrella-shaped exhaust holes arranged on the lower side of the second branch pipe can uniformly blow hot air to the upper surface of the lower layer of plywood. Through such a hot air blowing mode, the upper and lower surfaces of the plywood are dried by hot air of the same temperature, the moisture in the plywood can be quickly and uniformly dried, and the plywood is not uniformly heated and not fully dried.
[0026] As Figures 1-2As shown, the box 1 top wall center is provided with a vent hole 63, the box 1 corresponding two sides of the inner wall is provided with two groups of fans 5, the fan 5 and the box 1 fixed connection. The exhaust system 6 includes air valve 61 and ventilation fan 62, the air valve 61 size and the vent hole 63 match, ensure that the air valve (61) and the vent hole (63) form airtight connection, the ventilation fan 62 and the air valve 61 fixed connection. When drying, the fan 5 corresponding to the inner wall of the box is arranged to blow the airflow, so that the airflow between the boards forms a circulation, so that the heat is distributed more evenly between the plywood boards. When the plywood in the box is dried, the air valve on the top wall of the box can be opened, and the hot air in the box can be discharged outside through the vent hole 63. The ventilation fan 62 can also be opened to speed up the outflow of hot air in the box, thereby speeding up the work efficiency, facilitating faster removal of the dried plywood, and performing the next round of drying work to improve the drying efficiency and promote higher economic benefits.
[0027] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model shall be included in the protection scope of the utility model.
Claims
1. A temperature-adjustable plywood drying device, characterized in that: it comprises a box body (1) and four supporting feet (7), the four supporting feet (7) are respectively fixedly connected to the four corners of the bottom of the box body (1); it further comprises at least two hot air machines (3) and an exhaust system (6), the two hot air machines (3) are respectively fixedly arranged on the left side and the right side of the outer surface of the box body (1), and the exhaust system (6) is fixedly arranged above the box body (1); the hot air machine (3) is internally provided with a fan (31) and a heating strip (33); the number of the heating strips (33) is four, which are a first heating strip (331), a second heating strip (332), a third heating strip (333) and a fourth heating strip (334), and the four heating strips (33) are sequentially arranged and fixedly arranged in the hot air machine (3); the hot air machine (3) further comprises an air outlet (38), a gear switch (37) and an air filter screen (32), the air outlet (38) is fixedly connected to the top of the hot air machine (3), the gear switch (37) is arranged on the outer surface of the hot air machine (3) and fixedly connected with the hot air machine (3), the gear switch (37) is used for controlling the start-stop work of the first heating strip (331), the second heating strip (332), the third heating strip (333) and the fourth heating strip (334), and the air filter screen (32) is fixedly arranged at the bottom of the hot air machine (3); the inside of the box body (1) is provided with a hot air main pipe (4), a first branch pipe (41) and a second branch pipe (43), the hot air main pipe (4) is fixedly connected with the air outlet (38), the first branch pipe (41) is connected with the hot air main pipe (4), the connection part of the first branch pipe (41) and the hot air main pipe (4) is provided with an air valve (42), the air valve (42) is used for controlling the flow of hot air from the hot air main pipe (4) to the first branch pipe (41), and the second branch pipe (43) is connected with the first branch pipe (41); a plurality of umbrella-shaped air exhaust holes (44) are uniformly arranged on the second branch pipe (43), the umbrella-shaped air exhaust holes (44) are arranged on the upper side and the lower side of the vertical direction of the second branch pipe (43), and each umbrella-shaped air exhaust hole (44) is in communication with the internal space of the second branch pipe (43). The inside of the box body (1) is further provided with supporting columns (2), the number of the supporting columns (2) is four, which are arranged at the four corners of the box body (1) and fixedly connected with the bottom of the box body (1).
2. The temperature-adjustable plywood drying device according to claim 1, characterized in that: A connecting rod (21) is arranged between two adjacent supporting columns (2), the connecting rod (21) is fixedly connected with the supporting columns (2), and supporting rods (22) are uniformly arranged between the connecting rods (21), and the supporting rods (22) are fixedly connected with the connecting rods (21).
3. The temperature-adjustable plywood drying device according to claim 2, characterized in that: Rolling balls (23) are uniformly arranged on the supporting rods (22), and the rolling balls (23) are movably connected with the supporting rods (22).
4. The temperature-adjustable plywood drying device according to claim 3, characterized in that: 5. The temperature-adjustable plywood drying device according to claim 1, characterized in that: Ventilation holes (63) are arranged in the central part of the top wall of the box (1), and two groups of fans (5) are arranged on the inner walls of the two opposite sides of the box (1), and the fans (5) are fixedly connected with the box (1).
6. The temperature-adjustable plywood drying device according to claim 5, characterized in that: The air exhaust system (6) comprises an air valve (61) and an air exchange fan (62), the size of the air valve (61) is matched with the ventilation hole (63), so that the air valve (61) is in close connection with the ventilation hole (63), and the air exchange fan (62) is fixedly connected with the air valve (61).