Ventilation and purification device for plate drying machine

Abstract

The utility model discloses a ventilation purification device for a plate drying machine, which belongs to the technical field of plate drying machines and comprises a ventilation box. The air exchange purification mechanism comprises an air exhaust assembly, an air exchange assembly and a purification assembly, the air exhaust assembly and the air exchange assembly are both connected into the air exchange box, the input end of the air exhaust assembly communicates with the air outlet end of the external dryer, the output end of the air exhaust assembly communicates with the outside, and the input end of the air exchange assembly communicates with the outside. According to the air exchange and purification mechanism, waste gas in the first exhaust pipe is purified, and external air in the second exhaust pipe is dedusted and filtered, so that the waste gas is effectively prevented from being in direct contact with the first fan, the external air carrying dust is effectively prevented from being in direct contact with the second fan, and the two fans are protected; and waste gas is quickly removed for the external dryer, and fresh filtered air is supplemented, so that the air exchange efficiency and the air exchange effect of the dryer are improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of board drying machine especially relates to a ventilation and purification device for board drying machine. BACKGROUND

[0002] The board drying machine is a kind of machinery that is specially used to dry board, and it is needed to use the board drying machine to dry board during the processing of board, to reduce the moisture of board and improve the stability of board. When the board drying machine is drying board, it is usually needed to use the ventilation device to ventilate the inside of the drying machine, to avoid the waste gas remaining in the drying machine to cause secondary influence on board, but the existing ventilation device is not convenient for filtering the waste gas discharged from the drying machine, and the direct discharge of waste gas can easily cause environmental pollution.

[0003] In the prior art, the waste gas in the board drying machine is extracted by the air blower and then introduced into the purification assembly, and the waste gas is purified by the activated carbon particles in the purification assembly. In this way, the waste gas is sent into the purification assembly again after passing through the air blower, which can easily affect the air blower. Moreover, the waste gas purification assembly and the outside air filtering assembly are separately arranged, which reduces the replacement and maintenance efficiency. UTILITY MODEL CONTENTS

[0004] The utility model discloses a ventilation and purification device for board drying machine, to solve the problem that the waste gas is sent into the purification assembly again after passing through the air blower in the conventional technology, which can easily affect the air blower.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A ventilation and purification device for board drying machine, comprising:

[0007] A ventilation box;

[0008] A ventilation and purification mechanism, the ventilation and purification mechanism comprises an air extraction assembly, a ventilation assembly and a purification assembly, the air extraction assembly and the ventilation assembly are both connected in the ventilation box, the input end of the air extraction assembly is communicated with the gas outlet end of the external drying machine, and the output end is communicated with the outside, the input end of the ventilation assembly is communicated with the outside, and the output end is communicated with the gas inlet end of the external drying machine, the purification assembly is slidingly connected in the ventilation box, and is sealingly penetrated into the input end of the air extraction assembly and the input end of the ventilation assembly, the part of the purification assembly penetrating into the input end of the air extraction assembly is a purification plate, and the part penetrating into the input end of the ventilation assembly is a filter screen, the purification plate is provided with a purification cavity, the purification cavity is filled with an activated carbon layer, and both ends are provided with air holes, and the air hole far away from the purification cavity is communicated with the inside of the input end of the air extraction assembly.

[0009] Preferably, the air extraction assembly comprises a first fan, the air exchange assembly comprises a second fan, the first fan and the second fan are both installed in the air exchange box, the first fan is communicated with a first air extraction pipe at an input end and communicated with a first air exchange pipe at an output end, the first air extraction pipe is communicated with an air outlet of the external drying machine at an end away from the first fan, the first air exchange pipe is communicated with the outside at an end away from the first fan, the second fan is communicated with a second air extraction pipe at an input end and communicated with a second air exchange pipe at an output end, the second air extraction pipe is communicated with the outside at an end away from the second fan, the second air exchange pipe is communicated with an air inlet of the external drying machine at an end away from the second fan, the purification assembly is sealingly and slidably fitted with the first air extraction pipe and the second air extraction pipe, the purification plate is located in the first air extraction pipe, the air hole is communicated with the inside of the first air extraction pipe, and the filter screen plate is located in the second air extraction pipe.

[0010] Preferably, the purification assembly comprises a mounting frame, the purification plate and the filter screen plate are clamped on the mounting frame, the air exchange box is provided with a mounting groove at a side portion, and the mounting frame is slidably connected in the mounting groove.

[0011] Preferably, the first air extraction pipe and the second air extraction pipe are both square tubes, and the purification plate and the filter screen plate are both square plates and sealingly and slidably fitted with the corresponding first air extraction pipe and second air extraction pipe.

[0012] Preferably, the first air extraction pipe and the second air extraction pipe are both square tubes, and the purification plate and the filter screen plate are both square plates and sealingly and slidably fitted with the corresponding first air extraction pipe and second air extraction pipe.

[0013] Preferably, the air exchange box is provided with a limiting assembly, the limiting assembly comprises a limiting block, the air exchange box is provided with a sliding groove, the limiting block is slidably connected in the sliding groove, a limiting spring is fixedly connected between the limiting block and the inside of the sliding groove, the mounting frame is provided with a limiting groove, and the limiting block away from the limiting spring is wedge-shaped and clamped with the limiting groove.

[0014] Compared with the prior art, the air exchange box has the following beneficial effects:

[0015] 1、In the utility model, the waste gas in the first air extraction pipe is purified through the air exchange and purification mechanism, the outside air in the second air extraction pipe is dust filtered, the waste gas directly contacts the first fan and the outside air directly contacts the second fan are avoided, the two fans are protected, the external drying machine is quickly cleaned of waste gas, fresh filtered air is supplemented, and the air exchange efficiency and effect of the drying machine are improved.

[0016] 2. The utility model discloses, through the setting purification subassembly, with the filter screen board is concentrated to same mounting frame on the purification board, to replace and maintain, the synchronous completion is replaced to purification board and filter screen board, improve the replacement efficiency, simultaneously through the setting limiting component, directly with old mounting frame is pushed into the installation groove, can push out old mounting frame, convenient and fast complete the replacement of purification subassembly, further improve the replacement efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the structure schematic diagram of the utility model;

[0018] Figure 2 It is the vertical section state structure schematic diagram of the utility model;

[0019] Figure 3 It is another direction vertical section state structure schematic diagram of the utility model;

[0020] Figure 4 It is Figure 3 The structure schematic diagram of A part in the utility model is enlarged.

[0021] In the drawing: 1 air exchange box, 2 first fan, 3 first air extraction pipe, 4 first air exchange pipe, 5 second fan, 6 second air extraction pipe, 7 second air exchange pipe, 8 installation groove, 9 mounting frame, 10 purification board, 11 purification cavity, 12 air hole, 13 filter screen board, 14 sliding groove, 15 limiting block, 16 limiting spring, 17 limiting groove. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the utility model will be described below in a clear and complete manner 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.

[0023] Referring to Figures 1-4 A kind of air exchange purification device for plate drying machine, comprising:

[0024] Air exchange box 1.

[0025] Air exchange purification mechanism, air exchange purification mechanism includes air extraction component, air exchange component and purification subassembly, air extraction component and air exchange component are connected in air exchange box 1, air extraction component input end is communicated with the outside drying machine outlet, and output end is communicated with outside, air exchange component input end is communicated with outside, and output end is communicated with the outside drying machine inlet, purification subassembly is slidably connected in air exchange box 1, and sealingly penetrates into air extraction component input end and air exchange component input end.

[0026] The air extraction assembly comprises a first fan 2, and the air exchange assembly comprises a second fan 5, both of which are installed in the air exchange box 1, the first fan 2 is connected with a first air extraction pipe 3 at an input end and connected with a first air exchange pipe 4 at an output end, the first air extraction pipe 3 is connected with an air outlet of the external drying machine at an end away from the first fan 2, and the first air exchange pipe 4 is connected with the outside at an end away from the first fan 2, the second fan 5 is connected with a second air extraction pipe 6 at an input end and connected with a second air exchange pipe 7 at an output end, the second air extraction pipe 6 is connected with the outside at an end away from the second fan 5, and the second air exchange pipe 7 is connected with an air inlet of the external drying machine at an end away from the second fan 5.

[0027] When the external drying machine is drying the plate, the exhaust gas is discharged through the air outlet and sucked through the air inlet.

[0028] At this time, the first fan 2 works, the first fan 2 extracts the air outlet of the external drying machine through the first air extraction pipe 3 at the input end, and finally is extracted into the first fan 2 and discharged through the first air exchange pipe 4, completing the purification treatment of the exhaust gas; at the same time, the second fan 5 works, the second fan 5 extracts air from the outside through the second air extraction pipe 6 at the input end, the outside air is extracted into the second fan 5, and is introduced into the air inlet of the external drying machine through the second air exchange pipe 7, thereby completing the air exchange operation in the internal of the external drying machine.

[0029] The part of the purification assembly extending into the input end of the air extraction assembly is a purification plate 10, and the part extending into the input end of the air exchange assembly is a filter screen plate 13, the purification plate 10 is provided with a purification cavity 11, the purification cavity 11 is filled with an activated carbon layer, and both ends are provided with air holes 12 penetrating through, and the air holes 12 are connected with the inside of the air extraction assembly at an end away from the purification cavity 11.

[0030] The purification assembly is sealingly and slidably connected with the first air extraction pipe 3 and the second air extraction pipe 6, the purification plate 10 is located in the first air extraction pipe 3, the air holes 12 are connected with the inside of the first air extraction pipe 3, and the filter screen plate 13 is located in the second air extraction pipe 6.

[0031] The purification assembly comprises a mounting frame 9, the purification plate 10 and the filter screen plate 13 are clamped on the mounting frame 9, the air exchange box 1 is provided with a mounting groove 8 penetrating through at a side, and the mounting frame 9 is slidably connected in the mounting groove 8, and the mounting frame 9 is sealingly and slidably connected with the first air extraction pipe 3 and the second air extraction pipe 6.

[0032] When the exhaust gas passes through the first air extraction pipe 3, it passes through the purification plate 10, when the exhaust gas passes through the purification plate 10, it enters the purification cavity 11 through the air holes 12, is adsorbed by the activated carbon layer inside, is purified, and then enters the first air extraction pipe 3 from the air holes 12 on the other side.

[0033] When the outside air passes through the second air extraction pipe 6, it passes through the filter screen plate 13, and the filter screen plate 13 filters the passing air.

[0034] The first suction pipe 3 and the second suction pipe 6 are both square pipes, and the purification plate 10 and the filter screen plate 13 are both square plates, which are in sealing sliding fit with the corresponding first suction pipe 3 and the second suction pipe 6.

[0035] The first suction pipe 3 and the second suction pipe 6 are both square pipes, and the purification plate 10 and the filter screen plate 13 are both square plates, which are in sealing sliding fit with the corresponding first suction pipe 3 and the second suction pipe 6.

[0036] The air exchange box 1 is connected with a limiting assembly, the limiting assembly comprises a limiting block 15, the air exchange box 1 is provided with a sliding groove 14, the limiting block 15 is slidingly connected in the sliding groove 14, and a limiting spring 16 is fixedly connected between the limiting block 15 and the sliding groove 14, the mounting frame 9 is provided with a limiting slot 17, and the end of the limiting block 15, away from the limiting spring 16, is wedge-shaped and is in clamping fit with the limiting slot 17.

[0037] After the purification assembly works for a long time, the purification assembly needs to be replaced, the new mounting frame 9 is directly inserted into the mounting slot 8 with the wedge-shaped inclined surface of the limiting block 15 facing the new mounting frame 9, the new mounting frame 9 pushes the old mounting frame 9, the limiting block 15 is forced to retract into the sliding groove 14, and the old mounting frame 9 is directly pushed out until the limiting block 15 is clamped into the limiting slot 17 of the new mounting frame 9, so that the replacement operation of the purification assembly is quickly and simply completed.

[0038] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A ventilation and purification device for a board drying machine, characterized in that, include: Air exchange box (1); The ventilation and purification mechanism includes an air extraction component, a ventilation component, and a purification component. The air extraction component and the ventilation component are both connected in the ventilation box (1). The input end of the air extraction component is connected to the air outlet of the external dryer, and the output end is connected to the outside. The input end of the ventilation component is connected to the outside, and the output end is connected to the air inlet of the external dryer. The purification component is slidably connected in the ventilation box (1) and extends through the air extraction component and the air exchange component. The part of the purification component extending into the input end of the air extraction component is a purification plate (10), and the part extending into the input end of the air exchange component is a filter plate (13). A purification chamber (11) is opened in the purification plate (10). The purification chamber (11) is filled with an activated carbon layer, and ventilation holes (12) are opened through both ends. The end of the ventilation hole (12) away from the purification chamber (11) is connected to the inside of the input end of the air extraction component.

2. The ventilation and purification device for a board drying machine according to claim 1, characterized in that, in: The extraction assembly includes a first fan (2), and the ventilation assembly includes a second fan (5). Both the first fan (2) and the second fan (5) are installed inside the ventilation box (1). The input end of the first fan (2) is connected to a first extraction pipe (3), and the output end is connected to a first ventilation pipe (4). The end of the first extraction pipe (3) away from the first fan (2) is connected to the outlet of an external dryer. The end of the first ventilation pipe (4) away from the first fan (2) is connected to the outside. The input end of the second fan (5) is connected to a second extraction pipe. The tube (6) is connected to the output end of the second exhaust pipe (7). The end of the second exhaust pipe (6) away from the second fan (5) is connected to the outside. The end of the second exhaust pipe (7) away from the second fan (5) is connected to the air inlet of the external dryer. The purification component is sealed and slidably fitted with the first exhaust pipe (3) and the second exhaust pipe (6). The purification plate (10) is located inside the first exhaust pipe (3). The ventilation hole (12) is connected to the inside of the first exhaust pipe (3). The filter plate (13) is located inside the second exhaust pipe (6).

3. The ventilation and purification device for a board drying machine according to claim 2, characterized in that, in: The purification assembly includes a mounting bracket (9), the purification plate (10) and the filter plate (13) are both snapped onto the mounting bracket (9), the side of the air exchange box (1) is provided with a mounting groove (8), the mounting bracket (9) is slidably connected in the mounting groove (8), and the mounting bracket (9) is sealed and slidably engaged with the first air extraction pipe (3) and the second air extraction pipe (6).

4. The ventilation and purification device for a board drying machine according to claim 3, characterized in that, in: The first exhaust pipe (3) and the second exhaust pipe (6) are both square tubes. The purification plate (10) and the filter plate (13) are both square plate structures and are sealed and slidingly fitted with the corresponding first exhaust pipe (3) and the second exhaust pipe (6).

5. The ventilation and purification device for a board drying machine according to claim 3, characterized in that, in: A sealing ring is fixedly connected to the contact port between the first exhaust pipe (3) and the purification plate (10) and the contact port between the second exhaust pipe (6) and the filter plate (13).

6. The ventilation and purification device for a board drying machine according to claim 3, characterized in that, in: The ventilation box (1) is connected to a limiting component, which includes a limiting block (15). The ventilation box (1) is provided with a sliding groove (14). The limiting block (15) is slidably connected in the sliding groove (14) and a limiting spring (16) is fixedly connected between the limiting block (15) and the inside of the sliding groove (14). The mounting bracket (9) is provided with a limiting groove (17). The end of the limiting block (15) away from the limiting spring (16) is wedge-shaped and engages with the limiting groove (17).

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