Indoor environment VOC gas treatment equipment with automatic temperature control function

Abstract

The present application relates to air purification technical field, disclose a kind of indoor environment VOC gas processing equipment with automatic temperature control function, including machine body, the left side of the machine body is equipped with air pump one, the side away from the machine body of air pump one is equipped with air inlet pipe, the top of the machine body is equipped with photocatalytic mechanism, the inside of the side away from the air pump one of air inlet pipe is equipped with pre-filter plate, the side close to the air pump one of pre-filter plate is equipped with adjusting mechanism, the inside of the side close to the air pump one of air inlet pipe is equipped with control mechanism, the side of control mechanism and pre-filter plate is equipped with filter mechanism two, adjusting mechanism includes multiple adjusting plate. Through the cooperation between control mechanism, connecting assembly, adjusting mechanism, the dynamic adjustment of the spacing between HEPA filter screen one and HEPA filter screen two is realized, simultaneously using the cooperation of cylindrical gear and toothed plate, the change of pre-filter plate filter hole diameter is accurately controlled.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of air purification, in particular to an indoor environment VOC gas treatment equipment with automatic temperature control function. BACKGROUND

[0002] VOC gas (volatile organic compounds) is a class of organic compounds that are volatile at room temperature, widely exists in industrial emissions, building decoration, automobile exhaust and household supplies. Common VOCs include formaldehyde, benzene, toluene, etc., which are harmful to human health and the environment, such as causing respiratory problems, causing cancer or forming photochemical smog. VOC treatment methods include ventilation, activated carbon adsorption, photocatalytic decomposition, etc. to reduce its impact on air quality and protect health and ecological environment.

[0003] The indoor environment VOC gas treatment equipment is a purification device for removing volatile organic compounds (VOC) in indoor air. It can efficiently remove harmful gases such as formaldehyde, benzene, toluene, etc. through multi-stage filtration and decompose them into harmless carbon dioxide and water. This equipment can significantly improve air quality, reduce the impact of harmful gases on human health, and ensure the safety and comfort of indoor environment.

[0004] In the prior art, VOC gas treatment equipment mainly installs a pretreatment filter screen at the air inlet. The pre-filter screen can intercept large particles in the air, such as dust, hair, fibers and other impurities, so as to avoid these particles directly entering the subsequent filter screen system. However, most of the prior art uses fixed aperture pre-filter plates, which cannot adjust the filtering effect in real time according to the change of VOC gas concentration, limiting the adaptability of the equipment under different pollution concentration conditions. SUMMARY

[0005] In view of the shortcomings of the prior art, the present application provides an indoor environment VOC gas treatment equipment with automatic temperature control function, which solves the problem that most of the prior art uses fixed aperture pre-filter plates, which cannot adjust the filtering effect in real time according to the change of VOC gas concentration, limiting the adaptability of the equipment under different pollution concentration conditions.

[0006] To achieve the above purpose, the present application is realized by the following technical scheme: an indoor environment VOC gas treatment equipment with automatic temperature control function, comprising a machine body, a gas pump one is installed on the left side of the machine body, an air inlet pipe is installed on the side away from the machine body of the gas pump one, a photocatalytic mechanism is installed on the top of the machine body, a pre-filter plate is installed inside the air inlet pipe away from the gas pump one, an adjusting mechanism is arranged on the side of the pre-filter plate close to the gas pump one, a control mechanism is arranged inside the air inlet pipe close to the gas pump one, and a filter mechanism two is arranged on the side of the control mechanism opposite to the pre-filter plate.

[0007] The adjusting mechanism comprises a plurality of adjusting plates, each of which is slidingly connected to one side of the pre-filter plate close to the air pump one, and a connecting plate is fixedly connected to the front and back sides of each adjusting plate, and a tooth plate is fixedly connected to the opposite side of each connecting plate, and two cylindrical gears are rotatably connected to the inside of one side of the air inlet pipe close to the pre-filter plate.

[0008] Preferably, the photocatalytic mechanism comprises two air pumps two, each of which is installed on the top of the machine body, and two air supply pipes are fixedly connected to the opposite sides of each air pump two, and an exhaust pipe is fixedly connected to the end of each air supply pipe away from the air pump two, and a temperature control regulator is installed on the inside top side of the machine body, and a plurality of evenly distributed heating pipes are fixedly connected to the front and back sides of the temperature control regulator, and an ultraviolet lamp is fixedly connected to the end of each heating pipe away from the temperature control regulator, and two cooling fans are installed on the top of one side of the machine body away from the air pump one, and two activated carbon adsorption plates are installed inside the machine body.

[0009] Preferably, the filter mechanism two comprises a HEPA filter screen one and a HEPA filter screen two, each of which is slidingly connected to the inside of the air inlet pipe, and a sliding block is fixedly connected to the front and back sides of each HEPA filter screen, and a cleaning mechanism is provided on the top of each HEPA filter screen.

[0010] Preferably, the control mechanism comprises a motor, which is installed on the top of one side of the air inlet pipe close to the machine body, and the motor is connected to the temperature control regulator through a sensor, and a worm is fixedly connected to the front and back sides of the motor, and a worm gear is rotatably connected to the inside top end of each side of the air inlet pipe, and the worm is engaged with the worm gear, and a connecting assembly is provided at the bottom of each worm gear.

[0011] Preferably, each of the two cleaning mechanisms comprises a horizontal plate, which is installed on the top of each HEPA filter screen, and a connecting frame is fixedly connected to the front and back sides of each horizontal plate, and an electric push rod is installed on the inside left and right sides of each horizontal plate, and a mounting shell is installed on the end of each electric push rod away from the horizontal plate, and a cleaning plate is installed on the opposite side of each mounting shell, and a supporting assembly is provided on the opposite side of each cleaning plate.

[0012] Preferably, the connecting assembly comprises a transmission rod, the transmission rod is installed in the interior of the worm gear, one end of the transmission rod away from the worm gear is fixedly connected with a bevel gear one, the air inlet pipe is rotatably connected with a bevel gear two on the side close to the air pump one, the bevel gear one is engaged with the bevel gear two, the bevel gear two is installed with a bidirectional threaded rod on the side away from the bevel gear one, and the bidirectional threaded rod is fixedly connected with a connecting rod at the end away from the bevel gear two.

[0013] Preferably, the two support assemblies each comprise a moving plate, the two moving plates are fixedly connected on the opposite sides of the two cleaning plates respectively, and the opposite sides of the two moving plates are fixedly connected with springs.

[0014] Preferably, the front side of the machine body is installed with a temperature display screen, and the middle part of the side away from the air pump one of the machine body is installed with two partition plates.

[0015] Preferably, the two connecting frames are fixedly connected on the top of the two sliding blocks respectively on the side away from the horizontal plate.

[0016] Preferably, the cylindrical gear is fixedly connected at the end of the connecting rod away from the bidirectional threaded rod.

[0017] The application provides an indoor environment VOC gas treatment equipment with automatic temperature control function.

[0018] 1、The application realizes the dynamic adjustment of the distance between the HEPA filter screen one and the HEPA filter screen two through the cooperation between the control mechanism, the connecting assembly and the adjusting mechanism, and the change of the filter hole diameter of the pre-filter plate is accurately controlled through the cooperation of the cylindrical gear and the toothed plate, so that the filtration performance and airflow control can be flexibly optimized according to the real-time monitoring result of the indoor VOC gas concentration, the VOC gas treatment efficiency is improved, different pollution concentration environments are adapted, and the service life of the filter screen is prolonged. This design makes the equipment more intelligent and efficient, and significantly improves the accuracy and adaptability of air purification.

[0019] 2、The application realizes multi-stage linkage purification through pre-filtering, double-layer HEPA filter screens and activated carbon adsorption plates, effectively filters large particles, dust, pollen, bacteria and other microorganisms in the air, deeply adsorbs VOC molecules such as formaldehyde and benzene series through the activated carbon adsorption plate, generates high-activity free radicals by using ultraviolet light catalytic activation titanium dioxide catalyst, and decomposes residual harmful gases into harmless carbon dioxide and water. The whole purification process is progressive, which not only realizes efficient filtration of particulate pollutants, but also deeply decomposes volatile organic compounds, and comprehensively improves indoor air quality to provide reliable protection for healthy breathing.

[0020] 3、The application realizes the precise adjustment of the temperature of the ultraviolet lamp tube by the sensor transmission of the steering and rotating speed of the motor, data transmission to the temperature control regulator, starting of the cooling fan to prevent overheating damage, ensuring the stability of the photocatalysis process, cooperation of the air pump and the air conveying pipe, re-discharge of the purified air back to the room, realization of efficient circulation purification, continuous improvement of indoor air quality, and strong guarantee for healthy life BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a perspective view of the application;

[0022] Figure 2 It is a structural schematic view of the activated carbon adsorption plate of the application;

[0023] Figure 3 It is a structural schematic view of the ultraviolet lamp tube of the application;

[0024] Figure 4 It is a structural schematic view of the air inlet pipe of the application;

[0025] Figure 5 It is a structural schematic view of the pre-filtering plate of the application;

[0026] Figure 6 It is a structural schematic view of the adjusting plate of the application;

[0027] Figure 7 It is a structural schematic view of the HEPA filter plate 1 of the application;

[0028] Figure 8 It is a structural schematic view of the electric push rod of the application;

[0029] Figure 9 It is a structural schematic view of the spring of the application.

[0030] Wherein, 1, the body; 2, air inlet pipe; 3, photocatalytic mechanism; 301, temperature control regulator; 302, heating pipe; 303, ultraviolet light tube; 304, exhaust pipe; 305, gas conveying pipe; 306, air pump two; 307, cooling fan; 308, activated carbon adsorption plate; 4, adjusting mechanism; 401, adjusting plate; 402, connecting plate; 403, toothed plate; 404, cylindrical gear; 5, filter mechanism two; 501, HEPA filter screen one; 502, HEPA filter screen two; 503, sliding block; 6, control mechanism; 601, motor; 602, worm; 603, worm gear; 7, connecting assembly; 701, two-way threaded rod; 702, connecting rod; 703, bevel gear two; 704, bevel gear one; 705, transmission rod; 8, cleaning mechanism; 801, connecting frame; 802, cross plate; 803, electric push rod; 804, mounting shell; 805, cleaning plate; 9, support assembly; 901, moving plate; 902, spring; 10, air pump one; 11, temperature display screen; 12, partition; 13, pre-filter plate; 14, sensor. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the specification of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0032] Please refer to the accompanying drawings Figure 1 , the accompanying drawings Figure 5 , the accompanying drawings Figure 6 The embodiment of the present application provides an indoor environment VOC gas treatment equipment with automatic temperature control function, which comprises a body 1, the body 1 is used for purifying and treating VOC gas, a gas pump one 10 is installed on the left side of the body 1, an air inlet pipe 2 is installed on the side away from the body 1 of the gas pump one 10, the gas pump one 10 is used for extracting indoor air, and the air inlet pipe 2 is used for providing a channel for gas to enter the body 1, a temperature display screen 11 is installed on the front side of the body 1, the temperature display screen 11 is used for displaying the temperature inside the body 1 in real time, two partition plates 12 are installed on the middle of the side away from the gas pump one 10 of the body 1, a photocatalytic mechanism 3 is installed on the top of the body 1, the photocatalytic mechanism 3 is used for photocatalyzing VOC gas by ultraviolet light, a pre-filter plate 13 is installed inside the side away from the gas pump one 10 of the air inlet pipe 2, the pre-filter plate 13 is used for filtering larger particles in the air, an adjusting mechanism 4 is arranged on the side close to the gas pump one 10 of the pre-filter plate 13, a control mechanism 6 is arranged inside the side close to the gas pump one 10 of the air inlet pipe 2, and a filter mechanism two 5 is arranged on the side opposite to the pre-filter plate 13 of the control mechanism 6.

[0033] The adjusting mechanism 4 comprises a plurality of adjusting plates 401, which are all slidingly connected to one side of the pre-filtering plate 13 close to the air pump 10. The adjusting plates 401 are used to adjust the filtering aperture size of the pre-filtering plate 13. A plurality of connecting plates 402 are fixedly connected to the front and back sides of the adjusting plates 401. Two toothed plates 403 are fixedly connected to the opposite sides of the two connecting plates 402. The connecting plates 402 are used to connect the adjusting plates 401 and the toothed plates 403 to transmit the movement. Two cylindrical gears 404 are rotatably connected to the inside of one side of the air inlet pipe 2 close to the pre-filtering plate 13. The toothed plates 403 are engaged with the cylindrical gears 404. The cylindrical gears 404 are engaged with the toothed plates 403 to transmit the movement through the gear engagement.

[0034] Please refer to the accompanying drawings Figure 1 - the accompanying drawings Figure 4 The photocatalytic mechanism 3 comprises two air pumps 306, which are both mounted on the top of the machine body 1. The air pumps 306 are used to discharge the purified gas out of the machine body 1. Two air conveying pipes 305 are fixedly connected to the opposite sides of the two air pumps 306. An air exhaust pipe 304 is fixedly connected to the end of the air conveying pipe 305 away from the air pump 306. The air conveying pipe 305 and the air exhaust pipe 304 are used to extract the gas inside the machine body 1, so that the purified air enters the air pump 306 through the air conveying pipe 305 and the air exhaust pipe 304, and then circulates into the room. A temperature control regulator 301 is mounted on the inside top side of the machine body 1. A plurality of evenly distributed heating pipes 302 are fixedly connected to the front and back sides of the temperature control regulator 301. The temperature control regulator 301 is used to adjust the temperature of the heating pipes 302. Ultraviolet light tubes 303 are fixedly connected to the end of the heating pipes 302 away from the temperature control regulator 301. The ultraviolet light tubes 303 are used to provide ultraviolet light to generate free radical oxidation VOC spheres. Heating wires are arranged inside and connected to the heating pipes 302 to adjust the temperature of the ultraviolet light tubes 303. Two cooling fans 307 are mounted on the top of the side of the machine body 1 away from the air pump 10. The cooling fans 307 are used to provide cooling effect for the ultraviolet light tubes 303 to prevent the temperature of the ultraviolet light tubes 303 from being too high. Two activated carbon adsorption plates 308 are mounted inside the machine body 1. The activated carbon adsorption plates 308 are used to adsorb VOC molecules.

[0035] Please refer to the accompanying drawings Figure 7The filtering mechanism two 5 respectively comprises HEPA filter screen one 501 and HEPA filter screen two 502, the HEPA filter screen one 501 and the HEPA filter screen two 502 are both slidingly connected in the inside of the air inlet pipe 2, the HEPA filter screen is a kind of high-efficiency air filter plate, is specially designed to capture small particulate matter in air, the front and back sides of the HEPA filter screen one 501 and the HEPA filter screen two 502 are both fixedly connected with sliding block 503, the sliding block 503 is connected with the HEPA filter screen, can drive the HEPA filter screen to move, the top of the HEPA filter screen one 501 and the HEPA filter screen two 502 is equipped with cleaning mechanism 8.

[0036] Please refer to the accompanying drawings Figure 7 The control mechanism 6 comprises motor 601, the motor 601 is installed at the top of the side of the air inlet pipe 2 close to the machine body 1, the motor 601 is Y series horizontal double-end motor, for providing driving force, the motor 601 is connected with temperature control regulator 301 by sensor 14, the shaft end of the motor 601 is installed with Hall sensor, the Hall sensor is connected with sensor 14, so as to monitor the rotation direction and rotation speed of the motor 601, and then feedback to temperature control regulator 301, after the motor 601 is started, the temperature can be adjusted according to the rotation direction and rotation speed of the motor 601, the temperature is adjusted when the motor 601 adjusts the distance between HEPA filter screen one 501 and HEPA filter screen two 502 and the filter hole gap of pre-filter plate 13, so as to adapt to different concentrations of VOC gas, the front and back sides of the motor 601 are both fixedly connected with worm 602, the inside top of the front and back sides of the air inlet pipe 2 is rotatably connected with worm gear 603, the worm 602 is engaged with the worm gear 603, the worm 602 is connected with the motor 601, after the motor 601 is started, the rotation of the worm 602 can be controlled, so as to drive the worm gear 603 to rotate, the worm 602 is engaged with the worm gear 603, the bottom of the two worm gears 603 is equipped with connecting assembly 7.

[0037] Please refer to the accompanying drawings Figure 8Both cleaning mechanisms 8 comprise a horizontal plate 802, both horizontal plates 802 are respectively installed at the top of the HEPA filter one 501 and the HEPA filter two 502, both sides of the horizontal plate 802 are fixedly connected with a connecting frame 801, both connecting frames 801 are respectively fixedly connected at the top of both sliders 503 away from the horizontal plate 802, the connecting frame 801 is used for connecting the slider 503 and the horizontal plate 802, when the slider 503 drives the connecting frame 801 to move, the horizontal plate 802 will be correspondingly driven to move, both sides of the inside of the horizontal plate 802 are installed with an electric push rod 803, both electric push rods 803 are installed with a mounting shell 804 away from the horizontal plate 802, both mounting shells 804 are installed with a cleaning plate 805 on the opposite side, the electric push rod 803 is used for controlling the movement of the mounting shell 804, the mounting shell 804 is used for containing the cleaning plate 805, and the cleaning plate 805 is used for cleaning the particles adsorbed on the surface of the HEPA filter, so as to avoid the HEPA filter from being blocked, when the work is finished, the particles cleaned in the air inlet pipe 2 can be further cleaned by opening the air inlet pipe 2, and both cleaning plates 805 are provided with a supporting assembly 9 on the opposite side.

[0038] Please refer to the accompanying drawings Figure 7 The connecting assembly 7 comprises a transmission rod 705, the transmission rod 705 is installed in the inside of the worm gear 603, the transmission rod 705 is connected with the worm gear 603, when the worm gear 603 rotates, the transmission rod 705 will rotate together, one end of the transmission rod 705 away from the worm gear 603 is fixedly connected with a bevel gear one 704, the transmission rod 705 is connected with the bevel gear one 704, when the worm gear 603 controls the transmission rod 705 to rotate, the bevel gear one 704 can be driven to rotate together, one side of the air inlet pipe 2 close to the air pump one 10 is rotatably connected with a bevel gear two 703, the bevel gear two 703 is engaged with the bevel gear one 704, the bevel gear one 704 and the bevel gear two 703 are used for engaging transmission and changing the direction of motion transmission, one side of the bevel gear two 703 away from the bevel gear one 704 is installed with a bidirectional threaded rod 701, the bidirectional threaded rod 701 is connected with the bevel gear two 703, when the bevel gear two 703 rotates, the bidirectional threaded rod 701 can be controlled to rotate synchronously, and both sliders 503 are respectively threadedly connected on the outer periphery of the bidirectional threaded rod 701, so that when the bidirectional threaded rod 701 rotates, both sliders 503 can move towards or away from each other along the bidirectional threaded rod 701, one end of the bidirectional threaded rod 701 away from the bevel gear two 703 is fixedly connected with a connecting rod 702, the cylindrical gear 404 is fixedly connected at one end of the connecting rod 702 away from the bidirectional threaded rod 701, the connecting rod 702 is used for connecting the bidirectional threaded rod 701 and the cylindrical gear 404, when the bidirectional threaded rod 701 rotates, the connecting rod 702 can be driven to rotate together, so as to control the cylindrical gear 404 to rotate.

[0039] Please refer to the accompanying drawings Figure 9The two support assemblies 9 each comprise a moving plate 901 fixedly connected to the opposite side of the two cleaning plates 805, and the opposite side of the two moving plates 901 is fixedly connected with a spring 902, the moving plate 901 is used for connecting the spring 902 and the cleaning plate 805, and the spring 902 is used for providing elastic support and is made of 65Mn spring steel.

[0040] Working principle: when the device is needed to treat VOC gas in the room, the concentration of VOC gas in the room is first detected, and the filter hole diameter of the pre-filter plate 13 and the distance between the HEPA filter screen one 501 and the HEPA filter screen two 502 are adjusted according to the concentration of VOC gas, the motor 601 is started, the motor 601 controls the two worms 602 to rotate synchronously when rotating, because the worms 602 are engaged with the worm gears 603, the two worm gears 603 are controlled to rotate synchronously when the two worms 602 rotate, and because the worm gears 603 are connected with the transmission rods 705, the transmission rods 705 are controlled to rotate correspondingly when the worm gears 603 rotate, the bevel gears one 704 are controlled to rotate when the transmission rods 705 rotate, and because the bevel gears one 704 are engaged with the bevel gears two 703, the bevel gears two 703 are controlled to rotate synchronously when the bevel gears one 704 rotate by using the gear engagement principle, thereby driving the bidirectional threaded rods 701 and the connecting rods 702 to rotate;

[0041] When the bidirectional threaded rods 701 and the connecting rods 702 rotate, the two sliders 503 engaged with the bidirectional threaded rods 701 move along the axis of the bidirectional threaded rods 701, so that the two sliders 503 drive the HEPA filter screen one 501 and the HEPA filter screen two 502 to move respectively, so as to adjust the distance between the HEPA filter screen one 501 and the HEPA filter screen two 502, and when the connecting rods 702 rotate, the connecting rods 702 control the cylindrical gears 404 to rotate, because the cylindrical gears 404 are engaged with the toothed plates 403, the toothed plates 403 are controlled to move when the cylindrical gears 404 rotate, and the toothed plates 403 are connected with the connecting plates 402, the connecting plates 402 are driven to move when the toothed plates 403 are controlled by the cylindrical gears 404, so that the connecting plates 402 drive the adjusting plates 401 to slide at the back side of the pre-filter plate 13, thereby achieving the purpose of adjusting the filter hole size of the pre-filter plate 13;

[0042] At the same time of starting the motor 601, the sensor 14 will collect and feedback the rotating direction and speed of the motor 601 to the temperature control regulator 301, so that the temperature control regulator 301 can adjust the temperature of the ultraviolet lamp tube 303, and at the same time of adjusting the temperature, the cooling fan 307 needs to be started to avoid the damage of the ultraviolet lamp tube 303 due to the too high temperature, after the distance between the HEPA filter screen one 501 and the HEPA filter screen two 502 and the filter hole size of the pre-filter plate 13 are adjusted, the air pump one 10 and the ultraviolet lamp tube 303 can be started, and the indoor air is sucked into the machine body 1 by the air pump one 10;

[0043] After the air enters the air inlet pipe 2, it will first pass through the pre-filter plate 13, and the larger particles and impurities in the air are pre-filtered by the pre-filter plate 13, and the air entering the air inlet pipe 2 will pass through the HEPA filter screen one 501 and the HEPA filter screen two 502, and the dust, pollen and microorganisms such as small microorganisms are intercepted by the HEPA filter screen one 501 and the HEPA filter screen two 502, and after passing through the pre-filter plate 13, the HEPA filter screen one 501 and the HEPA filter screen two 502, the air will enter the machine body 1, and after entering the machine body 1, the air will gradually move upwards, and the VOC molecules in the air, especially formaldehyde and benzene series, are adsorbed by the two activated carbon adsorption plates 308, and at this time the ultraviolet lamp tube 303 will perform photocatalysis on the air, and the titanium dioxide catalyst is activated by the ultraviolet lamp tube 303 to generate high-activity free radicals, and the free radicals oxidize and decompose VOC to generate carbon dioxide and water to achieve the purpose of purification treatment.

[0044] When the air is photocatalyzed, the two air pumps two 306 can be started, and the air pumps two 306 will absorb the purified air through the air supply pipe 305 and the air exhaust pipe 304, and the air will be discharged from the air pump two 306 after being absorbed through the air exhaust pipe 304, and will return to the indoor.

[0045] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. An indoor VOC gas treatment device with automatic temperature control function, comprising a body (1), characterized in that, An air pump (10) is installed on the left side of the body (1). An air inlet pipe (2) is installed on the side of the air pump (10) away from the body (1). A photocatalytic mechanism (3) is installed on the top of the body (1). A pre-filter plate (13) is installed inside the side of the air inlet pipe (2) away from the air pump (10). An adjustment mechanism (4) is provided on the side of the pre-filter plate (13) close to the air pump (10). A control mechanism (6) is provided inside the side of the air inlet pipe (2) close to the air pump (10). A filter mechanism (5) is provided on the side of the control mechanism (6) facing the pre-filter plate (13). A temperature controller (301) is installed on the top side inside the body (1). The adjustment mechanism (4) includes multiple adjustment plates (401), all of which are slidably connected to the side of the pre-filter plate (13) near the air pump (10). Connecting plates (402) are fixedly connected to both the front and rear sides of the multiple adjustment plates (401), and toothed plates (403) are fixedly connected to the opposite sides of the two connecting plates (402). Two cylindrical gears (404) are rotatably connected inside the side of the air inlet pipe (2) near the pre-filter plate (13), and the toothed plates (403) mesh with the cylindrical gears (404). The second filter mechanism (5) includes a first HEPA filter (501) and a second HEPA filter (502). Both the first HEPA filter (501) and the second HEPA filter (502) are slidably connected inside the air inlet pipe (2). Slider (503) is fixedly connected to the front and rear sides of both the first HEPA filter (501) and the second HEPA filter (502). The control mechanism (6) includes a motor (601), which is installed on the top of the air inlet pipe (2) near the body (1). The motor (601) is connected to the temperature controller (301) through a sensor (14). Worms (602) are fixedly connected to both the front and rear sides of the motor (601). Worm wheels (603) are rotatably connected to the top of the front and rear sides of the air inlet pipe (2). The worm (602) meshes with the worm wheel (603). A connecting component (7) is provided at the bottom of each of the two worm wheels (603). The connecting assembly (7) includes a transmission rod (705), which is installed inside the worm gear (603). A bevel gear (704) is fixedly connected to one end of the transmission rod (705) away from the worm gear (603). A bevel gear (703) is rotatably connected to the side of the air inlet pipe (2) near the air pump (10). The bevel gear (703) meshes with the bevel gear (704). A double-threaded rod (701) is installed on the side of the bevel gear (703) away from the bevel gear (704). A connecting rod (702) is fixedly connected to one end of the double-threaded rod (701) away from the bevel gear (703). The cylindrical gear (404) is fixedly connected to the end of the connecting rod (702) away from the bidirectional threaded rod (701). When the bidirectional threaded rod (701) rotates, the two sliders (503) can move towards each other or in opposite directions along the bidirectional threaded rod (701).

2. The indoor VOC gas treatment device with automatic temperature control function according to claim 1, characterized in that, The photocatalytic mechanism (3) includes two second air pumps (306), both of which are installed on the top of the body (1). Two air supply pipes (305) are fixedly connected to opposite sides of the two second air pumps (306). An exhaust pipe (304) is fixedly connected to the end of the air supply pipe (305) away from the second air pump (306). Multiple evenly distributed heating tubes (302) are fixedly connected to the front and rear sides of the temperature controller (301). An ultraviolet lamp tube (303) is fixedly connected to the end of the heating tube (302) away from the temperature controller (301). Two cooling fans (307) are installed on the top of the side of the body (1) away from the first air pump (10). Two activated carbon adsorption plates (308) are installed inside the body (1).

3. The indoor VOC gas treatment device with automatic temperature control function according to claim 1, characterized in that, Both the top of the HEPA filter one (501) and the HEPA filter two (502) are provided with a cleaning mechanism (8).

4. An indoor VOC gas treatment device with automatic temperature control function according to claim 3, characterized in that, Both cleaning mechanisms (8) include a horizontal plate (802). The two horizontal plates (802) are respectively installed on the top of the HEPA filter one (501) and the HEPA filter two (502). Connecting brackets (801) are fixedly connected to the front and rear sides of the horizontal plate (802). Electric push rods (803) are installed on the left and right sides inside the horizontal plate (802). Mounting shells (804) are installed on the ends of the two electric push rods (803) away from the horizontal plate (802). Cleaning plates (805) are installed on the opposite side of the two mounting shells (804). Support components (9) are provided on the opposite side of the two cleaning plates (805).

5. An indoor VOC gas treatment device with automatic temperature control function according to claim 4, characterized in that, Both of the support components (9) include a movable plate (901), and the two movable plates (901) are respectively fixedly connected to the opposite side of the two cleaning plates (805). A spring (902) is fixedly connected to the opposite side of the two movable plates (901).

6. An indoor VOC gas treatment device with automatic temperature control function according to claim 1, characterized in that, A temperature display screen (11) is installed on the front side of the body (1), and two partitions (12) are installed in the middle of the side of the body (1) away from the air pump (10).

7. An indoor VOC gas treatment device with automatic temperature control function according to claim 4, characterized in that, The two connecting brackets (801) are fixedly connected to the top of the two sliders (503) on the side away from the cross plate (802).

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