Coating curing heating box

Abstract

The utility model relates to the technical field of heating boxes, in particular to a coating curing heating box. According to the technical scheme, the device comprises a box body and further comprises a gas circulating mechanism installed in the box body, and the gas circulating mechanism controls gas in the box body to circularly flow from bottom to top. And the heat exchange and air exchange mechanism is installed on the outer side of the box body and communicates with the interior of the box body, hot air in the box body is pumped out through the air exchange mechanism, external cold air is pumped in through the air exchange mechanism, the hot air is purified, and heat of the hot air is transmitted to the cold air. According to the utility model, external cold air is sucked into the backflow pipe through the second heat exchange plate and enters the box body, hot air in the box body enters the air purifier through the first heat exchange plate, the air purifier purifies harmful substances contained in the hot air and exhausts the purified air, so that the heat exchange efficiency is improved. And harmful gas is prevented from harming workers.

Description

Technical Field

[0001] The utility model relates to the technical field of heating boxes, in particular to a coating and aging heating box. Background Art

[0002] The coating aging heating box is a kind of equipment used for aging of coating materials. Coating materials are usually applied to substrates such as paper, plastic, metal, etc. Through the coating process, their surfaces have specific functions, such as waterproof, oil-proof, anti-slip, etc. Aging refers to the process of keeping the coating at a certain temperature for a period of time to achieve the best performance.

[0003] After the coated substrate is placed in the heating box, the temperature in the heating box is increased to heat the coating material. During the heating process, the coating material will release harmful gases, which accumulate in the heating box. When the heating box is opened after the heating is completed, the harmful gases in the heating box will cause harm to the staff. Summary of the invention

[0004] The purpose of the utility model is to solve the problems existing in the background technology and to propose a coating and aging heating box which can recycle the heat energy in the heating box when the heating box is opened and purify harmful gases.

[0005] The technical solution of the utility model is: a coating aging and heating box, including a box body, characterized in that it also includes:

[0006] A gas circulation mechanism is installed in the box, and the gas circulation mechanism controls the gas in the box to circulate from bottom to top;

[0007] The heat exchange and ventilation mechanism is installed on the outside of the box and is connected to the inside of the box. The ventilation mechanism draws out the hot air in the box and draws in the cold air from the outside, purifies the hot air, and transfers the heat of the hot air to the cold air.

[0008] Optionally, the gas circulation mechanism includes a first fan box fixedly installed in the box, a first fan unit fixedly installed in the first fan box, an exhaust pipe fixedly installed on the box and connected to the box, a first air pipe fixedly installed on the exhaust pipe, a second fan box fixedly installed on multiple first air pipes, a second fan unit fixedly installed in the second fan box, multiple second air pipes fixedly installed on the second fan box, a first connecting box fixedly installed on multiple second air pipes, an indirect pipe fixedly installed on the first connecting box, a second connecting box fixedly installed on the indirect pipe, multiple third air pipes fixedly installed on the second connecting box, a return air box fixedly installed on the multiple third air pipes, a fourth air pipe fixedly installed on the return air box, and a return pipe fixedly installed on the box and connected to the box.

[0009] Optionally, a plurality of heating wires are fixedly installed at the bottom of the box body, the heating wires are located below the first fan box, and the heating wires are located above the return pipe.

[0010] Optionally, the heat exchange and ventilation mechanism includes a first electrically-controlled valve installed in the indirect pipe, a plurality of second electrically-controlled valves fixedly installed on the first connecting box, a first heat exchange plate fixedly installed on the plurality of second electrically-controlled valves, and a second heat exchange plate plugged into the first heat exchange plate, an air intake pipe is provided on the second heat exchange plate, a filter element is fixedly installed on the air intake pipe, the second heat exchange plate is connected to the return pipe, an air purifier is fixedly installed on the first heat exchange plate, and the air purifier is connected to the first heat exchange plate.

[0011] Optionally, the first heat exchange plate includes a first substrate and a plurality of first heat exchange fins fixedly mounted on the first substrate, the first substrate and the first heat exchange fins are both hollow structures, the first substrate is connected to the first heat exchange fins, and the first substrate is connected to the plurality of second electrically controlled valves.

[0012] Optionally, the second heat exchange plate includes a second substrate and a plurality of second heat exchange fins fixedly mounted on the second substrate, the second substrate and the second heat exchange fins are both hollow structures, the second substrate is connected to the second heat exchange fins, and the second substrate is connected to the plurality of second electrically controlled valves.

[0013] Optionally, a first connecting pipe is fixedly installed on the plurality of second heat exchange fins, the first connecting pipe is connected to the plurality of second heat exchange fins, a guide pipe is fixedly installed on the first connecting pipe, a third electrically-controlled valve is installed on the guide pipe, and the other end of the guide pipe is fixedly connected to the return pipe.

[0014] Optionally, a second connecting pipe is fixedly mounted on the plurality of second heat exchange fins, the second connecting pipe is connected to the plurality of second heat exchange fins, and the second connecting pipe is connected to an air purifier.

[0015] Optionally, a plurality of placement plates are fixedly mounted in the box body, circulation holes are provided on the placement plates, and a door panel is rotatably mounted on the box body.

[0016] Compared with the prior art, the utility model has the following beneficial technical effects:

[0017] The first fan unit and the second fan unit allow the hot air in the box to enter the return pipe through the first air pipe, the second air pipe, the third air pipe and the fourth air pipe. The gas entering the return pipe will be sucked into the box again by the suction force generated by the first fan unit, so that the hot air in the box can circulate, thereby keeping the temperature in the box uniform, avoiding local overheating, and preventing uneven coating or performance problems.

[0018] The first fan unit will allow the cold air from the outside to be sucked into the return pipe through the second heat exchange plate and enter the interior of the box, while the hot air in the box will enter the air purifier through the first heat exchange plate. The air purifier will purify the harmful substances contained in the hot air and discharge the purified gas to prevent the harmful gas from causing harm to the staff. The hot air in the first heat exchange plate will exchange heat with the cold air in the second heat exchange plate, so that the cold air will be preliminarily heated to prevent energy waste. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A structural schematic diagram of an embodiment of the utility model is given;

[0020] Figure 2 A schematic diagram of an internal cross-section structure of the utility model is provided;

[0021] Figure 3 A structural schematic diagram of the side surface of the utility model is given;

[0022] Figure 4 Provide the utility model Figure 3 A partial enlarged view of the middle A;

[0023] Figure 5 A structural schematic diagram of the heat exchange and ventilation mechanism of the utility model is given;

[0024] Figure 6 A structural schematic diagram of the gas circulation mechanism of the utility model is given;

[0025] Figure 7 A schematic structural diagram of the first heat exchange plate and the second heat exchange plate of the utility model is given.

[0026] Reference numerals: 1, box body; 101, door panel; 102, placement plate; 103, circulation hole; 2, heating wire; 3, first fan box; 301, first fan unit; 4, exhaust pipe; 401, first air pipe; 402, second fan box; 403, second air unit; 404, second air pipe; 405, first connection box; 406, second connection box; 407, indirect pipe; 408, third air pipe; 409, return air box; 410, fourth air pipe ; 411, return pipe; 5, first electrically-controlled valve; 501, first heat exchange plate; 5011, first substrate; 5012, first heat exchange wing; 502, second electrically-controlled valve; 503, second heat exchange plate; 5031, second substrate; 5032, second heat exchange wing; 504, air intake pipe; 505, filter element; 506, first connecting pipe; 507, guide pipe; 508, air purifier; 509, second connecting pipe; 510, third electrically-controlled valve. DETAILED DESCRIPTION

[0027] The technical solution of the utility model is further described below in conjunction with the accompanying drawings and specific embodiments.

[0028] Example

[0029] like Figure 1 As shown, the coating aging and heating box proposed by the utility model comprises a box body 1, a plurality of placement plates 102 are fixedly installed in the box body 1, and the placement plates 102 are provided with flow holes 103, and a door panel 101 is rotatably installed on the box body 1. A plurality of heating wires 2 are fixedly installed at the bottom of the box body 1, and the heating wires 2 are located below the first fan box 3, and the heating wires 2 are located above the return pipe 411. The heating wires 2 can be started to heat the gas in the box body 1, thereby increasing the temperature in the box body 1, and the heated coating material can be placed on the placement plates 102 by opening the door panel 101, and the heat loss in the box body 1 can be prevented by closing the door panel 101.

[0030] like Figure 2-3 As shown, the box 1 also includes a gas circulation mechanism installed therein, and the gas circulation mechanism controls the gas in the box 1 to circulate from bottom to top. The gas circulation mechanism includes a first fan box 3 fixedly installed in the box 1, a first fan unit 301 fixedly installed in the first fan box 3, an exhaust pipe 4 fixedly installed on the box 1 and connected to the box 1, a first air pipe 401 fixedly installed on the exhaust pipe 4, a second fan box 402 fixedly installed on multiple first air pipes 401, a second fan unit 403 fixedly installed in the second fan box 402, multiple second air pipes 404 fixedly installed on the second fan box 402, A first connecting box 405 fixedly installed on the plurality of second air pipes 404, an indirect pipe 407 fixedly installed on the first connecting box 405, a second connecting box 406 fixedly installed on the indirect pipe 407, a plurality of third air pipes 408 fixedly installed on the second connecting box 406, a return air box 409 fixedly installed on the plurality of third air pipes 408, a fourth air pipe 410 fixedly installed on the return air box 409, and a return pipe 411 fixedly installed on the box body 1 and connected to the box body 1. When heating the coating material, start the first fan unit 301 and the second fan unit 403, the first fan unit 301 can blow the gas in the box 1 upwards, the second fan unit 403 draws out the hot air in the box 1, and allows the hot air to pass through the first air pipe 401 and the second air pipe 404 as well as the third air pipe 408 and the fourth air pipe 410 into the return pipe 411, and the gas entering the return pipe 411 will be sucked into the box 1 again by the suction force generated by the first fan unit 301, so that the hot air in the box 1 can circulate, thereby keeping the temperature in the box 1 uniform, avoiding local overheating, and preventing uneven coating or performance problems.

[0031] like Figure 3-7As shown, it also includes a heat exchange and ventilation mechanism, which is installed on the outside of the box 1 and communicated with the inside of the box 1. The ventilation mechanism draws out the hot air in the box 1 and draws in the cold air from the outside, purifies the hot air, and transfers the heat of the hot air to the cold air. The heat exchange and ventilation mechanism includes a first electrically controlled valve 5 installed in the indirect pipe 407, a plurality of second electrically controlled valves 502 fixedly installed on the first connecting box 405, a first heat exchange plate 501 fixedly installed on the plurality of second electrically controlled valves 502, and a second heat exchange plate 503 plugged on the first heat exchange plate 501. The second heat exchange plate 503 is provided with an air inlet pipe 504, and a filter element 505 is fixedly installed on the air inlet pipe 504. The second heat exchange plate 503 is communicated with the return pipe 411. An air purifier 508 is fixedly installed on the first heat exchange plate 501, and the air purifier 508 is communicated with the first heat exchange plate 501. When the hot air in the box body 1 is circulated internally, the first electrically controlled valve 5 is in the open state and the second electrically controlled valve 502 is in the closed state. When the coating material is heated, the first electrically controlled valve 5 is closed and the second electrically controlled valve 502 is opened. At this time, the suction force generated by the first fan unit 301 will act on the air inlet pipe 504, so that the external cold air is sucked into the return pipe 411 through the second heat exchange plate 503 and enters the interior of the box body 1, while the hot air in the box body 1 enters the air purifier 508 through the first heat exchange plate 501. The air purifier 508 purifies the harmful substances contained in the hot air and discharges the purified gas to prevent the harmful gas from causing harm to the staff. The hot air in the first heat exchange plate 501 and the cold air in the second heat exchange plate 503 will exchange heat, so that the cold air is preliminarily heated, thereby preventing energy waste.

[0032] The first heat exchange plate 501 includes a first substrate 5011 and a plurality of first heat exchange wings 5012 fixedly mounted on the first substrate 5011. The first substrate 5011 and the first heat exchange wings 5012 are both hollow structures. The first substrate 5011 is connected to the first heat exchange wings 5012, and the first substrate 5011 is connected to the plurality of second electrically controlled valves 502. Hot air will enter the plurality of first heat exchange wings 5012 through the first substrate 5011.

[0033] The second heat exchange plate 503 includes a second substrate 5031 and a plurality of second heat exchange wings 5032 fixedly mounted on the second substrate 5031. The second substrate 5031 and the second heat exchange wings 5032 are both hollow structures. The second substrate 5031 is in communication with the second heat exchange wings 5032, and the second substrate 5031 is in communication with the plurality of second electrically controlled valves 502. Cold air will enter the plurality of second heat exchange wings 5032 through the second substrate 5031, and will be stacked together by the plurality of first heat exchange wings 5012 and the plurality of second heat exchange wings 5032 in an interlaced manner, so that the heat of the hot air can be transferred to the cold air through heat exchange.

[0034] A first connecting pipe 506 is fixedly mounted on the plurality of second heat exchange wings 5032, and the first connecting pipe 506 is in communication with the plurality of second heat exchange wings 5032. A flow guide pipe 507 is fixedly mounted on the first connecting pipe 506, and a third electrically controlled valve 510 is mounted on the flow guide pipe 507. The other end of the flow guide pipe 507 is fixedly connected to the return pipe 411. When the hot air in the box body 1 is internally circulated, the third electrically controlled valve 510 is in a closed state. When heat exchange is performed, the third electrically controlled valve 510 is in an open state, and the suction force of the first fan unit 301 is transmitted to the second heat exchange wings 5032 through the return pipe 411 and the flow guide pipe 507, so that the air inlet pipe 504 generates suction force to the outside world.

[0035] A second connecting pipe 509 is fixedly mounted on the plurality of second heat exchange wings 5032, the second connecting pipe 509 is connected to the plurality of second heat exchange wings 5032, and the second connecting pipe 509 is connected to the air purifier 508. Under the action of the second fan unit 403, the hot air in the box body 1 is continuously pushed into the first heat exchange plate 501, and the hot air passing through the first heat exchange plate 501 is sent into the air purifier 508.

[0036] Working principle: When heating the coating material, start the first fan unit 301 and the second fan unit 403, the first fan unit 301 can blow the gas in the box 1 upwards, and the second fan unit 403 draws out the hot air in the box 1 and allows the hot air to re-enter the box 1 through the return pipe 411, so that the hot air in the box 1 can circulate, thereby keeping the temperature in the box 1 uniform, avoiding local overheating, and preventing uneven coating or performance problems.

[0037] When the hot air in the box body 1 is circulated internally, the first electrically controlled valve 5 is in the open state, the second electrically controlled valve 502 is in the closed state, and the third electrically controlled valve 510 is also in the closed state. When the coating material is heated, the first electrically controlled valve 5 is closed and the second electrically controlled valve 502 and the third electrically controlled valve 510 are opened. At this time, the suction force generated by the first fan unit 301 will act on the air inlet pipe 504, so that the external cold air is sucked into the return pipe 411 through the second heat exchange plate 503 and enters the interior of the box body 1, while the hot air in the box body 1 enters the air purifier 508 through the first heat exchange plate 501. The air purifier 508 purifies the harmful substances contained in the hot air and discharges the purified gas to prevent the harmful gas from causing harm to the staff. The hot air in the first heat exchange plate 501 and the cold air in the second heat exchange plate 503 will exchange heat, so that the cold air is preliminarily heated, thereby preventing energy waste.

[0038] The above-mentioned specific embodiments are only several optional embodiments of the present invention. Based on the technical solution of the present invention and the relevant inspiration of the above-mentioned embodiments, those skilled in the art can make various alternative improvements and combinations to the above-mentioned specific embodiments.

Claims

1. A coating, aging and heating box, comprising a box body (1), characterized in that: Also includes: A gas circulation mechanism is installed in the box (1), and the gas circulation mechanism controls the gas in the box (1) to circulate from bottom to top; A heat exchange and ventilation mechanism, the ventilation mechanism being installed on the outside of the box (1) and communicating with the inside of the box (1), the ventilation mechanism drawing out the hot air in the box (1) and drawing in the cold air from the outside, purifying the hot air and transferring the heat of the hot air to the cold air; The gas circulation mechanism comprises a first fan box (3) fixedly mounted in the box body (1), a first fan unit (301) fixedly mounted in the first fan box (3), an exhaust pipe (4) fixedly mounted on the box body (1) and connected to the box body (1), a first air pipe (401) fixedly mounted on the exhaust pipe (4), a second fan box (402) fixedly mounted on a plurality of the first air pipes (401), a second fan unit (403) fixedly mounted in the second fan box (402), a plurality of second air pipes (404) fixedly mounted on the second fan box (402), A first connection box (405) fixedly mounted on the plurality of second air pipes (404), an indirect pipe (407) fixedly mounted on the first connection box (405), a second connection box (406) fixedly mounted on the indirect pipe (407), a plurality of third air pipes (408) fixedly mounted on the second connection box (406), a return air box (409) fixedly mounted on the plurality of third air pipes (408), a fourth air pipe (410) fixedly mounted on the return air box (409), and a return pipe (411) fixedly mounted on the box body (1) and connected to the box body (1); A plurality of heating wires (2) are fixedly mounted on the bottom of the box body (1), the heating wires (2) are located below the first fan box (3), and the heating wires (2) are located above the return pipe (411); The heat exchange and ventilation mechanism comprises a first electrically controlled valve (5) installed in the indirect pipe (407), a plurality of second electrically controlled valves (502) fixedly installed on the first connection box (405), a first heat exchange plate (501) fixedly installed on the plurality of second electrically controlled valves (502), and a second heat exchange plate (503) plugged into the first heat exchange plate (501); an air intake pipe (504) is provided on the second heat exchange plate (503); a filter element (505) is fixedly installed on the air intake pipe (504); the second heat exchange plate (503) is connected to the return pipe (411); an air purifier (508) is fixedly installed on the first heat exchange plate (501); and the air purifier (508) is connected to the first heat exchange plate (501).

2. A coating aging heating box according to claim 1, characterized in that: The first heat exchange plate (501) comprises a first substrate (5011) and a plurality of first heat exchange fins (5012) fixedly mounted on the first substrate (5011); the first substrate (5011) and the first heat exchange fins (5012) are both hollow structures; the first substrate (5011) is connected to the first heat exchange fins (5012); and the first substrate (5011) is connected to the plurality of the second electrically controlled valves (502).

3. A coating aging heating box according to claim 2, characterized in that: The second heat exchange plate (503) comprises a second substrate (5031) and a plurality of second heat exchange wings (5032) fixedly mounted on the second substrate (5031); the second substrate (5031) and the second heat exchange wings (5032) are both hollow structures; the second substrate (5031) is connected to the second heat exchange wings (5032); and the second substrate (5031) is connected to the plurality of second electrically controlled valves (502).

4. A coating aging heating box according to claim 3, characterized in that: A first connecting pipe (506) is fixedly installed on the plurality of second heat exchange wings (5032), the first connecting pipe (506) is connected to the plurality of second heat exchange wings (5032), a guide pipe (507) is fixedly installed on the first connecting pipe (506), a third electrically controlled valve (510) is installed on the guide pipe (507), and the other end of the guide pipe (507) is fixedly connected to the return pipe (411).

5. A coating aging heating box according to claim 4, characterized in that: A second connecting pipe (509) is fixedly mounted on the plurality of second heat exchange fins (5032), the second connecting pipe (509) is connected to the plurality of second heat exchange fins (5032), and the second connecting pipe (509) is connected to the air purifier (508).

6. A coating aging heating box according to claim 5, characterized in that: A plurality of placement plates (102) are fixedly installed in the box body (1), and the placement plates (102) are provided with circulation holes (103). A door plate (101) is rotatably installed on the box body (1).

Images