Automobile coating organic waste gas multi-stage treatment device

Abstract

The utility model relates to the technical field of organic waste gas multi-stage treatment devices, and discloses an automobile coating organic waste gas multi-stage treatment device which comprises a filter box, a gas inlet pipe is fixedly connected to the outer side of the filter box, and a connecting pipe is fixedly connected to the position, corresponding to the gas inlet pipe, in the filter box. A filter plate abuts against one side of the connecting pipe, a scraping plate abuts against the surface of the filter plate, the upper portion of the scraping plate is fixedly connected with the inner wall of the connecting pipe, the outer side of the filter plate is fixedly sleeved with a first gear, a first motor is fixedly connected with the upper portion of the interior of the filter box, and the output end of the first motor is fixedly connected with a second gear. The lower portion of the second gear is in tooth connection with the first gear. According to the multi-stage treatment device for the automobile coating organic waste gas, disclosed by the utility model, the surface of the filter plate is convenient to clean, the filter efficiency is improved, the stalling time of the device is reduced, the working efficiency is improved, waste activated carbon blocks are convenient to take out, and the production is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of multi-stage treatment devices for organic waste gas, in particular to a multi-stage treatment device for organic waste gas from automobile painting. Background Art

[0002] The coating process is widely used in machinery manufacturing, automobile, electrical, home appliances, shipbuilding and other industries to make the surface of the workpiece smooth, corrosion-resistant, and improve the appearance. However, a large amount of toxic gases will be generated during the coating process, such as paint powder, pigment particles, dust, and volatile organic compounds during leveling and drying.

[0003] The components of the multi-stage treatment device for organic waste gas from automobile painting usually include a pre-treatment unit and an adsorption unit. The pre-treatment unit mainly treats impurities such as large particles and solid particles in the waste gas by filtering. The filter plate used to filter impurities in the existing multi-stage treatment device for organic waste gas is easily clogged after long-term use, affecting the filtration efficiency. The adsorption unit mainly uses adsorbents such as activated carbon to adsorb organic matter in the waste gas onto the surface. When replacing the activated carbon, the existing multi-stage treatment device for organic waste gas often needs to stop the device for a long time, which reduces the work efficiency. The activated carbon block is not convenient to be quickly removed from the device when replaced, and it is not convenient to use. Therefore, a multi-stage treatment device for organic waste gas from automobile painting is proposed. Utility Model Content

[0004] The main purpose of the utility model is to provide a multi-stage treatment device for organic waste gas from automobile painting, which solves the problem that the filter plate used to filter impurities in the existing multi-stage treatment device for organic waste gas is easily blocked after long-term use, affecting the filtering efficiency. The adsorption unit mainly uses an adsorbent such as activated carbon to adsorb organic matter in the exhaust gas onto the surface. When replacing the activated carbon in the existing multi-stage treatment device for organic waste gas, the device often needs to be stopped for a long time, which reduces the working efficiency. The activated carbon block is not convenient to be quickly taken out of the device when replaced, and the use is not convenient.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A multi-stage treatment device for organic waste gas from automobile painting, comprising a filter box, the outer side of the filter box is fixedly connected to an air intake pipe, the interior of the filter box is fixedly connected to a connecting pipe at a corresponding position of the air intake pipe, one side of the connecting pipe abuts a filter plate, the surface of the filter plate abuts a scraper, the upper side of the scraper is fixedly connected to the inner wall of the connecting pipe, the outer side of the filter plate is fixedly sleeved with a first gear, the upper inside of the filter box is fixedly connected to a first motor, the output end of the first motor is fixedly connected to a second gear, the lower teeth of the second gear are connected to the first gear, the inner part of the first gear is movably sleeved with a limiting sleeve, and one side of the limiting sleeve abuts the filter plate, the outer side of the limiting sleeve is fixedly sleeved with a first mounting plate, and the side edge of the first mounting plate is fixedly connected to the inner wall of the filter box.

[0007] Furthermore, a guide groove is fixedly connected to the lower side of the connecting tube close to the filter plate, and the connecting tube is communicated with the internal space of the guide groove. A mounting groove is opened at the lower side of the filter box, and the lower side of the guide groove is fixedly connected to the outer side of the mounting groove. A collecting box is fixedly connected to the outer side of the mounting groove at the lower side of the filter box, and a box door is movably connected to the outer side of the collecting box.

[0008] Furthermore, a mounting tube is fixedly connected to one side of the filter box, a purification box is fixedly connected to one side of the mounting tube, a second mounting plate is fixedly connected to the top of the purification box, a second motor is fixedly connected to one side of the second mounting plate, a third gear is fixedly connected to the output end of the second motor, a fourth gear is toothed below the third gear, a connecting rod is fixedly sleeved in the middle of the fourth gear, two mounting bases are equidistantly and movably sleeved on the circumferential outer surface of the connecting rod, the purification box is fixedly connected to the bottom of the two mounting bases, two first baffles are equidistantly and fixedly sleeved on the circumferential outer surface of the connecting rod, and the two first baffles respectively abut against the inner sides of the two mounting bases.

[0009] Furthermore, one end of the connecting rod is fixedly connected to a first screw, a first slide is movably sleeved on the circumferential outer surface of the first screw, a first carbon box is fixedly connected to the lower side of the first slide, movable grooves are opened on both sides of the purification box, the first carbon box passes through the two movable grooves and moves inside the purification box, and the side of the first carbon box abuts against the side wall of the purification box, the other end of the connecting rod is fixedly connected to a second screw, a second slide is movably sleeved on the circumferential outer surface of the second screw, a second carbon box is fixedly connected to the lower side of the second slide, one side of the second carbon box is fixedly connected to the first carbon box, and the second carbon box and the first carbon box have the same structure, size and position symmetrical, the outer ends of the first screw and the second screw are fixedly connected to a second baffle, activated carbon placement components are installed inside the second carbon box and the first carbon box, and the two groups of activated carbon placement components have the same structure and position symmetrical.

[0010] Furthermore, the activated carbon placement assembly includes a hinge, the upper part of the hinge is fixedly connected to the upper inner wall of the second carbon box, the lower side of the hinge is fixedly connected to a first limiting ventilation plate, a lower side of the first limiting ventilation plate is provided with a first mounting hole, the inner side of the first limiting ventilation plate abuts against a tray, a second mounting hole is provided on the outer side of the tray, fixing bolts are passed through and connected in the first mounting hole and the second mounting hole, a discharge chute is provided at the lower part of the second carbon box, a through hole is provided on the outer side of the second carbon box, and the tray moves in the second carbon box through the through hole. The side of the tray abuts against the inner wall of the second carbon box, the outer side of the second carbon box is fixedly connected with a fixing plate, the middle of the fixing plate is movably sleeved with a fixing rod, the upper end of the fixing rod is fixedly connected with a pulling plate, the bottom of the pulling plate is fixedly connected with a spring, the bottom of the spring is fixedly connected to the fixing plate, a fixing hole is opened on the upper outer side of the tray, the lower end of the fixing rod passes through the fixing hole, a second limiting ventilation plate is fixedly sleeved on one side of the second carbon box, a number of activated carbon blocks are placed on the top of the tray, and one side of the several activated carbon blocks abuts against the second limiting ventilation plate.

[0011] Furthermore, an air outlet pipe is fixedly connected to one side of the purification box, a control panel is fixedly connected to one side of the filter box, and four legs are fixedly connected at equal distances below the filter box and the purification box.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. The utility model facilitates the cleaning of the surface of the filter plate and improves the filtering efficiency by setting the scraper. The first motor is started through the control panel, and the first motor drives the first gear to rotate through the second gear, and the first gear drives the filter plate to rotate. During the rotation of the filter plate, impurities on the surface of the filter plate are scraped off by the scraper, and the scraped impurities fall into the collection box from the connecting pipe through the guide groove and the installation groove under the action of gravity. The impurities in the collection box can be cleaned by opening the box door. Through such a setting, it is convenient to clean the surface of the filter plate and improve the filtering efficiency.

[0014] 2. The utility model reduces the downtime of the device and improves the working efficiency by setting up the first carbon box and the second carbon box. The second motor is started through the control panel, and the second motor drives the fourth gear to rotate through the third gear. The fourth gear drives the first screw and the second screw to rotate through the connecting rod. The first screw drives the first carbon box to leave the purification box through the movable groove through the first slide, and the second screw drives the second carbon box to enter the purification box through the movable groove through the second slide. When the first carbon box completely leaves the purification box, the waste activated carbon blocks in the first carbon box can be taken out through the activated carbon placement assembly, and the second carbon box enters the purification box at the same time. At this time, the activated carbon blocks in the second carbon box can continue to adsorb the exhaust gas, so that the device keeps operating. Through such a setting, the downtime of the device is reduced and the working efficiency is improved.

[0015] 3. The utility model facilitates the removal of waste activated carbon blocks and production through the setting of the tray. The pull plate is pulled, and the pull plate drives the fixed rod to move upward. At the same time, the pull plate drives the spring to stretch until one end of the fixed rod is no longer active in the fixed hole. At this time, the tray is pulled outward, and the activated carbon blocks on the tray fall through the unloading chute under the action of gravity and leave the second carbon box. Through such a setting, the removal of waste activated carbon blocks and production are convenient.

[0016] The parts not involved in the device are the same as those in the prior art or can be implemented by using the prior art. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall structure from the first angle of a multi-stage treatment device for organic waste gas from automobile painting according to the utility model.

[0018] Figure 2 This is a schematic diagram of the overall structure from a second angle of the utility model of a multi-stage treatment device for organic waste gas from automobile painting.

[0019] Figure 3 This is a partial structural schematic diagram of a filter box of a multi-stage treatment device for organic waste gas from automobile painting according to the utility model.

[0020] Figure 4 It is a cross-sectional view of a partial structure of a filter plate of a multi-stage treatment device for organic waste gas from automobile painting according to the utility model.

[0021] Figure 5 It is a partial structural schematic diagram of a purification box of a multi-stage treatment device for organic waste gas from automobile painting according to the utility model.

[0022] Figure 6 It is a partial structural schematic diagram of the first carbon box of a multi-stage treatment device for organic waste gas from automobile painting according to the utility model.

[0023] Figure 7It is a partial structural schematic diagram of the hinge rotation state of the second carbon box of a multi-stage treatment device for organic waste gas from automobile painting according to the utility model.

[0024] Figure 8 The utility model is a partial structural schematic diagram of a discharge chute of a multi-stage treatment device for organic waste gas from automobile painting.

[0025] In the figure: 1. air inlet pipe; 2. filter box; 3. connecting pipe; 4. guide groove; 5. collecting box; 6. scraper; 7. filter plate; 8. first gear; 9. second gear; 10. first motor; 11. control panel; 12. purification box; 13. second motor; 14. third gear; 15. fourth gear; 16. first screw; 17. first slide; 18. first carbon box; 19. second screw; 20. second slide; 21. second carbon box; 22. hinge; 23. first limit ventilation plate; 24. fixing bolt; 25. spring; 26. tray; 27. discharge chute; 28. activated carbon block; 29. ​​second limit ventilation plate; 30. air outlet pipe. DETAILED DESCRIPTION

[0026] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0027] like Figure 1-Figure 4 As shown, a multi-stage treatment device for organic waste gas from automobile painting includes a filter box 2, the outer side of the filter box 2 is fixedly connected to an intake pipe 1, the inside of the filter box 2 is fixedly connected to a connecting pipe 3 at a corresponding position of the intake pipe 1, one side of the connecting pipe 3 is abutted with a filter plate 7, the surface of the filter plate 7 is abutted with a scraper 6, the upper part of the scraper 6 is fixedly connected to the inner wall of the connecting pipe 3, the outer side of the filter plate 7 is fixedly sleeved with a first gear 8, the upper part of the inside of the filter box 2 is fixedly connected to a first motor 10, the output end of the first motor 10 is fixedly connected to a second gear 9, the lower part of the second gear 9 is connected to the first gear 8, the inner part of the first gear 8 is movably sleeved with a limiting sleeve, and the limiting sleeve One side abuts against the filter plate 7, and the outer side of the limiting sleeve is fixedly sleeved with a first mounting plate, and the side of the first mounting plate is fixedly connected to the inner wall of the filter box 2. Through such an arrangement, the first motor 10 is started through the control panel 11, and the first motor 10 drives the first gear 8 to rotate through the second gear 9, and the first gear 8 drives the filter plate 7 to rotate. During the rotation of the filter plate 7, impurities on the surface of the filter plate 7 are scraped off by the scraper 6, and the scraped impurities fall into the collection box 5 from the connecting pipe 3 through the guide groove 4 and the mounting groove under the action of gravity. The impurities in the collection box 5 can be cleaned by opening the box door. Through such an arrangement, it is convenient to clean the surface of the filter plate 7 and improve the filtering efficiency.

[0028] like Figure 1-Figure 4As shown, a guide groove 4 is fixedly connected to the lower side of the connecting pipe 3 close to the filter plate 7, and the connecting pipe 3 is communicated with the internal space of the guide groove 4. A mounting groove is provided at the lower side of the filter box 2, and the lower side of the guide groove 4 is fixedly connected to the outer side of the mounting groove. A collecting box 5 is fixedly connected to the outer side of the mounting groove at the lower side of the filter box 2, and a box door is movably connected to the outer side of the collecting box 5. Through such an arrangement, the impurities in the collecting box 5 can be cleaned by opening the box door.

[0029] like Figure 1-Figure 2 , Figure 5-Figure 8 As shown, a mounting tube is fixedly connected to one side of the filter box 2, a purification box 12 is fixedly connected to one side of the mounting tube, a second mounting plate is fixedly connected to the top of the purification box 12, a second motor 13 is fixedly connected to one side of the second mounting plate, a third gear 14 is fixedly connected to the output end of the second motor 13, a fourth gear 15 is toothed below the third gear 14, a connecting rod is fixedly sleeved in the middle of the fourth gear 15, two mounting bases are equidistantly sleeved on the circumferential outer surface of the connecting rod, the purification box 12 is fixedly connected to the bottom of the two mounting bases, two first baffles are equidistantly fixedly sleeved on the circumferential outer surface of the connecting rod, and the two first baffles respectively abut against the inner sides of the two mounting bases. Through such an arrangement, the second motor 13 is started through the control panel 11, and the second motor 13 drives the fourth gear 15 to rotate through the third gear 14.

[0030] like Figure 1-Figure 2 , Figure 5-Figure 8As shown, one end of the connecting rod is fixedly connected to a first screw 16, a first slide 17 is movably sleeved on the circumferential outer surface of the first screw 16, a first carbon box 18 is fixedly connected to the lower side of the first slide 17, movable grooves are opened on both sides of the purification box 12, the first carbon box 18 passes through the two movable grooves and moves inside the purification box 12, and the side of the first carbon box 18 abuts against the side wall of the purification box 12, the other end of the connecting rod is fixedly connected to a second screw 19, a second slide 20 is movably sleeved on the circumferential outer surface of the second screw 19, a second carbon box 21 is fixedly connected to the lower side of the second slide 20, one side of the second carbon box 21 is fixedly connected to the first carbon box 18, and the second carbon box 21 and the first carbon box 18 have the same structure, size and position symmetrically, the first screw 16 and the second screw 19 are fixedly connected to the outer end of the second baffle, and the second slide 20 and the first carbon box 18 are installed with activated carbon placement groups Parts, and the two groups of activated carbon placement components have the same structure and are symmetrical in position. Through such a setting, the second motor 13 is started through the control panel 11, the second motor 13 drives the fourth gear 15 to rotate through the third gear 14, the fourth gear 15 drives the first screw 16 and the second screw 19 to rotate through the connecting rod, the first screw 16 drives the first carbon box 18 to leave the purification box 12 through the movable groove through the first slide 17, the second screw 19 drives the second carbon box 21 to enter the purification box 12 through the movable groove through the second slide 20, when the first carbon box 18 completely leaves the purification box 12, the waste activated carbon blocks 28 in the first carbon box 18 can be taken out through the activated carbon placement component, and the second carbon box 21 enters the purification box 12 at the same time, the activated carbon blocks 28 in the second carbon box 21 can continue to adsorb the exhaust gas at this time, so that the device keeps operating. Through such a setting, the downtime time of the device is reduced and the working efficiency is improved.

[0031] like Figure 1-Figure 2 , Figure 5-Figure 8As shown, the activated carbon placement assembly includes a hinge 22, the upper part of the hinge 22 is fixedly connected to the upper inner wall of the second carbon box 21, the lower side of the hinge 22 is fixedly connected to the first limiting ventilation plate 23, the lower side of the first limiting ventilation plate 23 is provided with a first mounting hole, the inner side of the first limiting ventilation plate 23 abuts against a tray 26, the outer side of the tray 26 is provided with a second mounting hole, the first mounting hole and the second mounting hole are connected with fixing bolts 24, a discharge chute 27 is provided at the lower part of the second carbon box 21, a through hole is provided at the outer side of the second carbon box 21, the tray 26 moves in the second carbon box 21 through the through hole, the side edge of the tray 26 abuts against the inner wall of the second carbon box 21, the outer side of the second carbon box 21 is fixedly connected to a fixing plate, the middle of the fixing plate is movably sleeved with a fixing rod, the upper end of the fixing rod is fixedly connected to a pull plate, the lower part of the pull plate is fixedly connected to a spring 25, and the lower part of the spring 25 is fixedly connected to a fixed A fixing hole is provided on the upper outer side of the fixed plate and the tray 26, and the lower end of the fixing rod passes through the fixing hole. A second limiting ventilation plate 29 is fixedly sleeved on one side of the second carbon box 21. A plurality of activated carbon blocks 28 are placed on the top of the tray 26, and one side of the plurality of activated carbon blocks 28 abuts against the second limiting ventilation plate 29. Through such an arrangement, the pull plate is pulled, and the pull plate drives the fixing rod to move upward. At the same time, the pull plate drives the spring 25 to stretch until one end of the fixing rod is no longer active in the fixing hole. At this time, the tray 26 is pulled outward, and the activated carbon blocks 28 on the tray 26 fall through the unloading chute 27 under the action of gravity and leave the second carbon box 21; a plurality of ventilation holes are provided on the surfaces of the first limiting ventilation plate 23 and the second limiting ventilation plate 29 for facilitating the passage of organic waste gas, and the size of the tray 26 is larger than the unloading chute 27.

[0032] like Figure 1-Figure 2 As shown, an air outlet pipe 30 is fixedly connected to one side of the purification box 12, a control panel 11 is fixedly connected to one side of the filter box 2, and four legs are fixedly connected at equal distances below the filter box 2 and the purification box 12. Through such an arrangement, the electrical components in the device can be controlled through the control panel 11.

[0033] It should be noted that when in use, the legs are placed on a horizontal plane, an external power supply is connected through the control panel 11, organic waste gas is added through the air inlet pipe 1, the organic waste gas is filtered through the filter plate 7 and then enters the purification box 12 through the installation pipe, the organic waste in the organic waste gas is adsorbed by the activated carbon block 28, and the filtered and purified waste gas is discharged from the outlet pipe 30.

[0034] When the surface of the filter plate needs to be cleaned, the first motor 10 is started through the control panel 11, and the first motor 10 drives the first gear 8 to rotate through the second gear 9, and the first gear 8 drives the filter plate 7 to rotate. During the rotation of the filter plate 7, impurities on the surface of the filter plate 7 are scraped off by the scraper 6, and the scraped impurities fall into the collection box 5 from the connecting pipe 3 through the guide groove 4 and the installation groove under the action of gravity. The impurities in the collection box 5 can be cleaned by opening the box door.

[0035] When it is necessary to take out the activated carbon blocks 28 in the first carbon box 18, the second motor 13 is started through the control panel 11, the second motor 13 drives the fourth gear 15 to rotate through the third gear 14, the fourth gear 15 drives the first screw 16 and the second screw 19 to rotate through the connecting rod, the first screw 16 drives the first carbon box 18 to leave the purification box 12 through the movable groove through the first slide 17, and the second screw 19 drives the second carbon box 21 to enter the purification box 12 through the movable groove through the second slide 20. When the first carbon box 18 completely leaves the purification box 12, the waste activated carbon blocks 28 in the first carbon box 18 can be taken out through the activated carbon placement component, and the second carbon box 21 enters the purification box 12 at the same time. At this time, the activated carbon blocks 28 in the second carbon box 21 can continue to adsorb the exhaust gas to keep the device running. Similarly, when it is necessary to take out the activated carbon blocks 28 in the second carbon box 21, the second motor 13 can be started to reverse through the control panel 11, thereby realizing the continued adsorption of exhaust gas through the activated carbon blocks 28 in the second carbon box 21 to keep the device running.

[0036] When the activated carbon blocks 28 in the second carbon box 21 need to be replaced, pull the pull plate, which drives the fixing rod to move upward, and at the same time drives the spring 25 to stretch until one end of the fixing rod is no longer active in the fixing hole. At this time, pull out the tray 26, and the old activated carbon blocks 28 on the tray 26 fall through the unloading chute 27 under the action of gravity and leave the second carbon box 21. Then reverse the operation to re-fix the tray 26, remove the fixing bolts 24, and rotate the first limit ventilation plate 23 with the hinge 22 as the axis to open it. At this time, a new activated carbon block 28 can be placed on the tray 26. After the activated carbon block 28 is placed, the first limit ventilation plate 23 can be fixed by reverse operation. The same operation can better replace the activated carbon blocks 28 in the first carbon box 18.

[0037] The utility model relates to the technical field of multi-stage treatment devices for organic waste gas, and provides a multi-stage treatment device for organic waste gas from automobile painting, which solves the problem that the filter plate 7 used for filtering impurities in the existing multi-stage treatment device for organic waste gas is easily blocked after long-term use, affecting the filtering efficiency. The adsorption unit mainly uses an adsorbent such as activated carbon to adsorb organic matter in the waste gas onto the surface. When replacing the activated carbon in the existing multi-stage treatment device for organic waste gas, the device often needs to be stopped for a long time, which reduces the working efficiency. The activated carbon block 28 is not convenient to be quickly taken out of the device when replaced, and the use is not convenient. The utility model is more practical.

[0038] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A multi-stage treatment device for organic waste gas from automobile painting, comprising a filter box (2), characterized in that: The outside of the filter box (2) is fixedly connected to an air intake pipe (1), and the inside of the filter box (2) is fixedly connected to a connecting pipe (3) at a corresponding position of the air intake pipe (1). One side of the connecting pipe (3) abuts against a filter plate (7), and the surface of the filter plate (7) abuts against a scraper (6). The upper part of the scraper (6) is fixedly connected to the inner wall of the connecting pipe (3). The outside of the filter plate (7) is fixedly sleeved with a first gear (8). The upper part of the inside of the filter box (2) is fixedly connected to a first motor (10), and the output end of the first motor (10) is fixedly connected to a second gear (9), and the lower part of the second gear (9) is connected to the first gear (8). The inside of the first gear (8) is movably sleeved with a limiting sleeve, and one side of the limiting sleeve abuts against the filter plate (7). The outside of the limiting sleeve is fixedly sleeved with a first mounting plate, and the side of the first mounting plate is fixedly connected to the inner wall of the filter box (2).

2. The multi-stage treatment device for automobile painting organic waste gas according to claim 1 is characterized in that: A guide groove (4) is fixedly connected to the lower side of the connecting pipe (3) close to the filter plate (7), and the connecting pipe (3) is in communication with the internal space of the guide groove (4). A mounting groove is provided at the lower side of the filter box (2), and the lower side of the guide groove (4) is fixedly connected to the outer side of the mounting groove. A collection box (5) is fixedly connected to the outer side of the mounting groove at the lower side of the filter box (2), and a box door is movably connected to the outer side of the collection box (5).

3. The multi-stage treatment device for automobile painting organic waste gas according to claim 2 is characterized in that: A mounting tube is fixedly connected to one side of the filter box (2), a purification box (12) is fixedly connected to one side of the mounting tube, a second mounting plate is fixedly connected to the top of the purification box (12), a second motor (13) is fixedly connected to one side of the second mounting plate, a third gear (14) is fixedly connected to the output end of the second motor (13), a fourth gear (15) is geared below the third gear (14), a connecting rod is fixedly sleeved in the middle of the fourth gear (15), two mounting bases are equidistantly sleeved on the circumferential outer surface of the connecting rod, the two mounting bases are fixedly connected to the purification box (12) at their bottoms, two first baffles are equidistantly sleeved on the circumferential outer surface of the connecting rod, and the two first baffles respectively abut against the inner sides of the two mounting bases.

4. The multi-stage treatment device for automobile painting organic waste gas according to claim 3 is characterized in that: One end of the connecting rod is fixedly connected to a first screw rod (16), a first slide table (17) is movably sleeved on the circumferential outer surface of the first screw rod (16), a first carbon box (18) is fixedly connected to one side below the first slide table (17), both sides of the purification box (12) are provided with movable grooves, the first carbon box (18) passes through the two movable grooves and moves inside the purification box (12), and the side of the first carbon box (18) abuts against the side wall of the purification box (12), the other end of the connecting rod is fixedly connected to a second screw rod (19), the circumferential outer surface of the second screw rod (19) is movably sleeved, and a first carbon box (18) is fixedly connected to one side below the first slide table (17), movable grooves are provided on both sides of the purification box (12), the first carbon box (18) passes through the two movable grooves and moves inside the purification box (12), and the side of the first carbon box (18) abuts against the side wall of the purification box (12), and the other end of the connecting rod is fixedly connected to a second screw rod (19), the circumference of the second screw rod (19) is A second slide (20) is movably sleeved on the outer surface of the periphery, a second carbon box (21) is fixedly connected to a lower side of the second slide (20), one side of the second carbon box (21) is fixedly connected to the first carbon box (18), and the second carbon box (21) and the first carbon box (18) have the same structure, size and symmetrical position, and a second baffle is fixedly connected to the outer ends of the first screw (16) and the second screw (19), and activated carbon placement components are installed inside the second carbon box (21) and the first carbon box (18), and the two groups of activated carbon placement components have the same structure and symmetrical position.

5. The multi-stage treatment device for automobile painting organic waste gas according to claim 4 is characterized in that: The activated carbon placement assembly comprises a hinge (22), the upper part of the hinge (22) is fixedly connected to the upper inner wall of the second carbon box (21), the lower side of the hinge (22) is fixedly connected to a first limiting ventilation plate (23), a first mounting hole is provided on the lower side of the first limiting ventilation plate (23), the inner side of the first limiting ventilation plate (23) is abutted against a tray (26), a second mounting hole is provided on the outer side of the tray (26), fixing bolts (24) are passed through and connected in the first mounting hole and the second mounting hole, a discharge chute (27) is provided on the lower side of the second carbon box (21), a through hole is provided on the outer side of the second carbon box (21), the tray (26) passes through the through hole and moves in the second carbon box (21), and the side of the tray (26) abuts against the second carbon box The inner wall of the tray (21), the outer side of the second carbon box (21) is fixedly connected with a fixing plate, the middle of the fixing plate is movably sleeved with a fixing rod, the upper end of the fixing rod is fixedly connected with a pulling plate, the lower part of the pulling plate is fixedly connected with a spring (25), the lower part of the spring (25) is fixedly connected with the fixing plate, a fixing hole is opened on the upper part of the outer side of the tray (26), the lower end of the fixing rod passes through the fixing hole, one side of the second carbon box (21) is fixedly sleeved with a second limiting ventilation plate (29), a plurality of activated carbon blocks (28) are placed on the upper part of the tray (26), and one side of the plurality of activated carbon blocks (28) abuts against the second limiting ventilation plate (29).

6. The multi-stage treatment device for automobile painting organic waste gas according to claim 5 is characterized in that: An air outlet pipe (30) is fixedly connected to one side of the purification box (12), a control panel (11) is fixedly connected to one side of the filter box (2), and four legs are fixedly connected at equal distances below the filter box (2) and the purification box (12).

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