Adsorption type formaldehyde recovery device for plate manufacturing industry

Abstract

The utility model discloses an adsorption type formaldehyde recovery device for the plate manufacturing industry, which comprises a recovery box and an adsorption box, one side of the recovery box is provided with the adsorption box, the inner bottom of the recovery box is provided with a filter layer, and one side of the top of the recovery box far away from the adsorption box is provided with a motor I; the output end of the first motor penetrates through the recycling box to be fixedly connected with a lead screw, a transmission block is arranged on the lead screw, a sliding rod is arranged at the position, parallel to the lead screw, of the other side in the recycling box, a sliding block is arranged at the position, corresponding to the transmission block, of the sliding rod, and annular scraping pieces are arranged on the sliding block and the transmission block. The formaldehyde gas is liquefied and collected under the action of the recycling box, and then the vaporized formaldehyde gas is dried and adsorbed under the action of the adsorption box, so that the purification efficiency can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of formaldehyde recovery in the board manufacturing industry, in particular to an adsorption type formaldehyde recovery device for the board manufacturing industry. Background Art

[0002] Board manufacturing refers to the process of using raw materials such as wood, bamboo, wood materials, and artificial boards to produce a board product with certain specifications and thickness through a series of cutting, shaving, gluing and other process flows. Board manufacturing is a basic material processing industry and is widely used in construction, furniture, packaging, flooring and other fields. However, urea-formaldehyde glue is required for bonding during the board manufacturing process, and this process will produce a large amount of free formaldehyde gas, causing certain hazards.

[0003] A formaldehyde adsorption device disclosed in application No. 201921870972.0 comprises a formaldehyde adsorption device body, a movable door is arranged on one side of the formaldehyde adsorption device body, a fixed box is arranged on the front of the formaldehyde adsorption device body, a movable drawer is arranged on the front of the formaldehyde adsorption device body, a handle mechanism body is installed on the front of the movable drawer, and a fixed pad is arranged on the back of the formaldehyde adsorption device body, so that when the staff replaces the activated carbon, they only need to move the protruding block to make the limiting column fall out of the movable drawer, thereby achieving the effect of easy replacement of the activated carbon and saving the space occupied by the handle body; the fixed pad comprises a fixed plate, the bottom of the fixed plate The bottom of the movable drawer is connected with a groove column, the bottom of the groove column is connected with a movable column, the outer side of the movable column is movably connected with a supporting spring, the bottom of the movable column is connected with a mounting plate, and the bottom of the mounting plate is installed with a connecting pad, so that the fixed pad and the mounting plate are used in coordination, and when the movable drawer is pushed in, the support for the outer side of the movable drawer is strengthened, the stability of the connecting structure is strengthened, and the service life of the movable drawer is extended; however, there are still some shortcomings in its actual use, and the formaldehyde gas cannot be liquefied and collected, resulting in certain waste, and there is moisture in the formaldehyde gas. If it is not absorbed, it will affect the adsorption effect and service life of the activated carbon, thereby reducing the purification efficiency. Utility Model Content

[0004] The purpose of the utility model is to provide an adsorption type formaldehyde recovery device for the board manufacturing industry to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an adsorption-type formaldehyde recovery device for the board manufacturing industry, comprising a recovery box and an adsorption box, an adsorption box is provided on one side of the recovery box, and a temperature sensor is provided on one side of the top of the recovery box, and a filter layer is provided on the bottom of the recovery box, a motor is provided on the side of the top of the recovery box away from the adsorption box, and the output end of the motor passes through the recovery box and is fixedly connected to a screw rod, and a transmission block is provided on the screw rod, a sliding rod is provided at a position parallel to the screw rod on the other side of the recovery box, and a slider is provided on the sliding rod at a position corresponding to the transmission block, and an annular scraper is provided on the slider and the transmission block.

[0006] Preferably, condensing pipes are evenly laid inside the side walls of the recovery box, and the water outlet pipes and water inlet pipes of the condensing pipes are both connected to the circulation device.

[0007] Preferably, a desiccant layer is provided in the adsorption box, an activated carbon layer is provided in the adsorption box below the desiccant layer, and an air detector is provided on the inner wall of the adsorption box below the activated carbon layer.

[0008] Preferably, a second motor is provided at the middle position of the top of the adsorption box, and the output end of the second motor extends to a fan provided in the adsorption box.

[0009] Preferably, a drain pipe is provided at the middle position of the bottom of the recovery box, and a solenoid valve is provided in the drain pipe.

[0010] Preferably, the recovery box is connected to the adsorption box through a pipeline, and an air valve is provided in the pipeline of the recovery box.

[0011] Preferably, a sealed door is fixedly connected to the front of the adsorption box via a hinge, and an air outlet pipe is provided at the bottom of the other side of the adsorption box.

[0012] Preferably, an air inlet pipe is provided at the middle position of the top of the recycling box, an observation window is provided on the front of the recycling box, and a control panel is provided on the top of one side of the front of the recycling box.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows: the adsorption formaldehyde recovery device used in the board manufacturing industry liquefies the formaldehyde gas through the action of the condenser, and then starts the motor 1 to drive the transmission block on the screw rod to move, and the transmission block drives the annular scraper to move, so that the annular scraper can stably move up and down through the action of the transmission block and the slider on the screw rod and the slide bar to scrape off the water droplets attached to the inner wall for convenient collection, and then starts the motor 2 to drive the fan to rotate, which can accelerate the exhaust efficiency, and at the same time can absorb the moisture in the formaldehyde gas through the desiccant layer in the adsorption box, and then adsorb the formaldehyde through the activated carbon layer to prevent moisture from affecting the adsorption effect of the activated carbon layer, which can extend the service life of the activated carbon layer and improve the purification efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the main cross-sectional structure of the recycling box of the utility model;

[0016] Figure 3 This is a schematic diagram of the main cross-sectional structure of the adsorption box of the utility model;

[0017] Figure 4 This is a schematic diagram of the main cross-sectional structure of the recovery box and condenser tube of the utility model;

[0018] Figure 5 It is a schematic diagram of the top view and cross-sectional structure of the recycling box and the annular scraper of the utility model;

[0019] In the figure: 1. Recovery box; 2. Adsorption box; 3. Motor 1; 4. Control panel; 5. Motor 2; 6. Temperature sensor; 7. Air valve; 8. Slide rod; 9. Annular scraper; 10. Screw rod; 11. Filter layer; 12. Solenoid valve; 13. Drain pipe; 14. Fan; 15. Desiccant layer; 16. Air detector; 17. Activated carbon layer; 18. Condenser; 19. Transmission block; 20. Slider. DETAILED DESCRIPTION

[0020] 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. 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.

[0021] See also Figure 1-5The utility model provides an embodiment: an adsorption type formaldehyde recovery device for the board manufacturing industry, comprising a recovery box 1 and an adsorption box 2, an air inlet pipe is provided in the middle position of the top of the recovery box 1, an observation window is provided on the front of the recovery box 1, and a control panel 4 is provided on the top of one side of the front of the recovery box 1, a drain pipe 13 is provided in the middle position of the bottom of the recovery box 1, and a solenoid valve 12 is provided in the drain pipe 13, a condenser 18 is evenly laid in the side wall of the recovery box 1, and the outlet pipe and the inlet pipe of the condenser 18 are both connected to the circulation device, an adsorption box 2 is provided on one side of the recovery box 1, the recovery box 1 is connected to the adsorption box 2 through a pipeline, and an air valve 7 is provided in the pipeline of the recovery box 1, and a temperature sensor 6 is provided on one side of the top of the recovery box 1, and a filter layer 11 is provided on the bottom of the recovery box 1, a motor 3 is provided on the side of the top of the recovery box 1 away from the adsorption box 2, and the output end of the motor 3 passes through the recovery box 1 and is fixedly connected to a screw rod 10, and a transmission block is provided on the screw rod 10 19, a slide bar 8 is provided at a position parallel to the screw rod 10 on the other side of the recovery box 1, and a slider 20 is provided at a position corresponding to the transmission block 19 on the slide bar 8, and an annular scraper 9 is provided on the slider 20 and the transmission block 19, so that the formaldehyde gas entering the recovery box 1 senses the gas temperature through the temperature sensor 6, and then the condenser 18 is opened through the control panel 4, so that the hot gas contacts the cold air, and the formaldehyde gas can be liquefied, and then the motor 3 is started to drive the transmission block 19 on the screw rod 10 to move, and the transmission block 19 drives the annular scraper 9 to move, so that the annular scraper 9 is stably reciprocated up and down through the action of the transmission block 19 and the slider 20 on the screw rod 10 and the slide bar 8 to scrape off the water droplets attached to the inner wall, which is convenient for collection, so that after the liquid is filtered through the filter layer 11, the solenoid valve 12 in the drain pipe 13 is opened to facilitate the recovery of the formaldehyde liquid, and then the air valve 7 in the pipeline can be opened, so that the vaporized formaldehyde gas in the recovery box 1 can be adsorbed in the adsorption box 2 through the pipeline;

[0022] A desiccant layer 15 is provided in the adsorption box 2, and an activated carbon layer 17 is provided in the adsorption box 2 below the desiccant layer 15, and an air detector 16 is provided on the inner wall of the adsorption box 2 below the activated carbon layer 17. A sealed door is fixedly connected to the front of the adsorption box 2 through a hinge, and an air outlet pipe is provided at the bottom of the other side of the adsorption box 2, so that the vaporized formaldehyde gas in the recovery box 1 can enter the adsorption box 2 through the pipeline, so that the moisture in the formaldehyde gas is absorbed by the desiccant layer 15, and then the formaldehyde is adsorbed by the activated carbon layer 17, so as to prevent moisture from affecting the adsorption effect of the activated carbon layer 17, and prolong the service life of the activated carbon layer 17. The adsorbed gas can be detected by the air detector 16, and then discharged from the air outlet pipe, and the data is transmitted to the data processing center in real time, so as to prevent the discharge of formaldehyde gas and improve the purification efficiency.

[0023] A motor 2 5 is provided in the middle position of the top of the adsorption box 2, and the output end of the motor 2 5 extends to a fan 14 provided in the adsorption box 2, so that the staff can control the start of the motor 2 5 through the control panel 4, and the motor 2 5 drives the fan 14 on its shaft to rotate, which can accelerate the exhaust efficiency.

[0024] When the embodiment of the present application is in use, the formaldehyde gas is sucked into the recovery box 1 through the air inlet pipe connected to the plate making device, and the formaldehyde gas is sensed by the temperature sensor 6 for convenient and timely adjustment. Then, the condenser 18 is opened through the control panel 4 to make the hot air contact with the cold air, so that the formaldehyde gas can be liquefied. Then, the motor 3 is started to drive the transmission block 19 on the screw rod 10 to move, and the transmission block 19 drives the annular scraper 9 to move, so that the annular scraper 9 is stably moved up and down through the action of the transmission block 19 and the slider 20 on the screw rod 10 and the slide bar 8 to scrape off the water droplets attached to the inner wall for convenient collection. After the liquid is filtered through the filter layer 11, the solenoid valve 12 in the drain pipe 13 is opened to facilitate the recovery of the formaldehyde liquid, and then the pipeline can be opened. The air valve 7 inside can allow the vaporized formaldehyde gas in the recovery box 1 to pass through the pipeline into the adsorption box 2, and then the motor 2 5 can be controlled to start through the control panel 4. The motor 2 5 drives the fan 14 on its axis to rotate, which can accelerate the exhaust efficiency, so that the formaldehyde gas passes through the desiccant layer 15 to absorb the moisture inside, and then the activated carbon layer 17 adsorbs the formaldehyde to prevent moisture from affecting the adsorption effect of the activated carbon layer 17, which can extend the service life of the activated carbon layer 17. The adsorbed gas can be detected by the air detector 16 and then discharged from the air outlet pipe, and the data can be transmitted to the data processing center in real time to prevent the discharge of formaldehyde gas and improve the purification efficiency. When the desiccant layer 15 and the activated carbon layer 17 need to be replaced, the sealed door can be opened for replacement.

[0025] Obviously, the embodiments described above are only some embodiments of the utility model, not all embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the utility model.

[0026] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0027] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the numbers used in this way can be interchanged where appropriate, so that the embodiments of the present application described herein can be implemented in an order other than those illustrated or described herein.

[0028] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may be subject to various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An adsorption type formaldehyde recovery device for the board manufacturing industry, characterized in that: The invention comprises a recycling box (1) and an adsorption box (2), wherein one side of the recycling box (1) is provided with an adsorption box (2), and one side of the top of the recycling box (1) is provided with a temperature sensor (6), and the bottom of the recycling box (1) is provided with a filter layer (11), and a motor (3) is provided on the side of the top of the recycling box (1) away from the adsorption box (2), and the output end of the motor (3) passes through the recycling box (1) and is fixedly connected to a screw rod (10), and a transmission block (19) is provided on the screw rod (10), and a sliding rod (8) is provided at a position parallel to the screw rod (10) on the other side of the recycling box (1), and a sliding block (20) is provided on the sliding rod (8) at a position corresponding to the transmission block (19), and an annular scraper (9) is provided on the sliding block (20) and the transmission block (19).

2. The adsorption type formaldehyde recovery device for the board manufacturing industry according to claim 1, characterized in that: Condensation pipes (18) are evenly laid inside the side wall of the recovery box (1), and the water outlet pipes and water inlet pipes of the condensation pipes (18) are both connected to the circulation device.

3. The adsorption type formaldehyde recovery device for the board manufacturing industry according to claim 1, characterized in that: A desiccant layer (15) is provided in the adsorption box (2), an activated carbon layer (17) is provided in the adsorption box (2) below the desiccant layer (15), and an air detector (16) is provided on the inner wall of the adsorption box (2) below the activated carbon layer (17).

4. The adsorption type formaldehyde recovery device for the board manufacturing industry according to claim 1, characterized in that: A second motor (5) is provided at the middle position of the top of the adsorption box (2), and an output end of the second motor (5) extends to the adsorption box (2) where a fan (14) is provided.

5. The adsorption type formaldehyde recovery device for the board manufacturing industry according to claim 1, characterized in that: A liquid discharge pipe (13) is provided at the middle position of the bottom of the recovery box (1), and a solenoid valve (12) is provided in the liquid discharge pipe (13).

6. The adsorption type formaldehyde recovery device for the board manufacturing industry according to claim 4, characterized in that: The recovery box (1) is connected to the adsorption box (2) via a pipeline, and an air valve (7) is provided in the pipeline of the recovery box (1).

7. The adsorption type formaldehyde recovery device for the board manufacturing industry according to claim 1, characterized in that: A sealed door is fixedly connected to the front of the adsorption box (2) via a hinge, and an air outlet pipe is provided at the bottom of the other side of the adsorption box (2).

8. The adsorption type formaldehyde recovery device for the board manufacturing industry according to claim 1, characterized in that: An air intake pipe is provided at the middle position of the top of the recovery box (1), an observation window is provided on the front of the recovery box (1), and a control panel (4) is provided on the top of one side of the front of the recovery box (1).

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