Spray booth tail gas collecting device

Abstract

The utility model discloses a paint spray booth tail gas collecting device which comprises a sliding frame and a collecting barrel, the collecting barrel is installed at the top end of the sliding frame, cross beam arms are symmetrically arranged at the position, on one side of the collecting barrel, of the top end of the sliding frame, and an air outlet is formed in the outer wall of the collecting barrel and extends into the collecting barrel. A supporting table is installed at the center position of the bottom end of the sliding frame below the collecting barrel, an air suction cover is arranged outside the supporting table, a negative pressure fan is installed in the collecting barrel, a dust collector is arranged in the collecting barrel above the negative pressure fan, and a filter cylinder is installed in the collecting barrel above the dust collector. According to the tail gas collecting device, the gas inlet can be conveniently opened and closed, the gas inlet can be conveniently shielded and protected, the tail gas collecting device can conveniently and movably collect waste gas at multiple positions, the tail gas collecting range is widened, and the control and adjustment convenience and the working efficiency of the tail gas collecting device are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of tail gas collection devices, in particular to a tail gas collection device for a paint spraying room. Background Art

[0002] A paint spraying room is a device that sprays paint, dyes and dries the surface of equipment. It not only makes the equipment beautiful, but also protects objects. It can prevent objects from being corroded in harsh environments of moisture and dust. Spraying paint can prevent metal parts from being eroded and delay the aging of plastic parts. At the same time, it can achieve an artistic and aesthetic design style for objects by spraying paint, making the appearance of objects more beautiful and bringing more commercial value and visual beauty. A paint spraying room is such a professional facility that uses technical processing to decorate and repair the surface of objects. In short, a paint spraying room is generally used for spraying and baking paint. It is widely used in the surface spraying and baking paint construction of workpieces in industries such as automobiles, machinery, hardware, furniture, fiberglass products, and chemical equipment. The paint mist and organic waste gas generated during the spraying operation will endanger the health of operators and cause environmental pollution, so the paint mist and organic waste gas need to be collected and treated to meet the standards before they can be discharged.

[0003] For example, a smoke and dust collection device for a paint spraying room disclosed in the authorization announcement number CN212701177U includes a cleaning shell, a negative pressure air inlet mechanism is provided on one side of the cleaning shell, and a purification mechanism is provided on the top of the cleaning shell, a filter shell is provided and connected to the bottom outer wall of the cleaning shell, and the cleaning shell is filled with alkali solution, an upper baffle is fixedly connected to the top outer wall of the cleaning shell, and a lower baffle staggered with the upper baffle is fixedly connected to the side inner wall of the cleaning shell, the bottom of the lower baffle is located below the liquid level of the alkali solution, and a spray shell located between the lower baffle and the upper baffle is fixedly connected to the top outer wall of the cleaning shell;

[0004] Although it can increase the circulation distance of air inside the cleaning shell, thereby increasing the spraying time, improving the spraying effect, and allowing the alkali solution to be recycled without being quickly saturated, thereby improving the efficiency of the use of the alkali solution, there is no need to discharge the alkali solution when replacing the filter element, thereby facilitating the replacement of the filter element, it does not solve the problem that the existing exhaust gas collection device is not conducive to the convenient opening and closing of the air inlet during use, is not convenient for shielding and protecting the air inlet, and is not convenient for the exhaust gas collection device to be conveniently moved to multiple positions to collect waste gas, which greatly affects the scope of exhaust gas collection and affects the convenience of control and adjustment of the exhaust gas collection device and the efficiency of its work. Utility Model Content

[0005] The purpose of the utility model is to provide an exhaust gas collection device for a paint spraying room to solve the problems raised in the above background technology that the exhaust gas collection device is not convenient for opening and closing the air inlet, is not convenient for shielding and protecting the air inlet, is not convenient for moving the exhaust gas collection device to multiple positions to collect waste gas, which affects the scope of exhaust gas collection and affects the convenience of controlling and adjusting the exhaust gas collection device and the working efficiency.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an exhaust gas collection device for a paint spraying room, comprising a sliding frame and a collection barrel, a collection barrel is installed on the top of the sliding frame, a crossbeam arm is symmetrically arranged on the top of the sliding frame on one side of the collection barrel, an air outlet is arranged on the outer wall of the collection barrel, and the air outlet extends to the interior of the collection barrel, a support platform is installed at the center position of the bottom end of the sliding frame below the collection barrel, an air suction hood is arranged on the outside of the support platform, a negative pressure fan is installed inside the collection barrel, and a dust collector is arranged inside the collection barrel above the negative pressure fan A filter cartridge is installed inside the collection bucket above the dust collector, a corrugated suction arm is provided at the top of the collection bucket, and the corrugated suction arm extends to the inside of the filter cartridge, and the end of the corrugated suction arm away from the collection bucket extends to the inside of the suction hood, a driving wheel is installed on the outer wall of the sliding frame, and the driving wheel is slidably connected to the cross beam arm, a first motor is installed on the outer wall of the sliding frame on one side of the driving wheel, and the output end of the first motor is connected to the driving wheel, two sets of driven wheel assemblies are symmetrically installed on the top of the sliding frame on one side of the cross beam arm, and the driven wheel assemblies are all slidably connected to the cross beam arm.

[0007] Preferably, a second motor is installed at the bottom end of the sliding frame on one side of the support platform, a threaded rod is arranged inside the support platform on one side of the second motor, and the threaded rod extends to the outside of the support platform, and the output end of the second motor is connected to the threaded rod.

[0008] Preferably, a threaded block is mounted on the surface of the threaded rod, and the threaded rod is threadedly connected to the threaded block, a first connecting shaft is symmetrically installed on the outer wall of the threaded block, an upper sliding groove is provided on the outer wall of the support platform on one side of the first connecting shaft, and the first connecting shaft is slidably connected to the upper sliding groove, and the first connecting shaft extends to the outside of the upper sliding groove.

[0009] Preferably, a first connecting arm is installed at the end of the first connecting shaft away from the threaded block, a second connecting arm is arranged on the outer wall of the support platform on one side of the first connecting arm, an upper supporting shaft is installed at the end of the second connecting arm close to the support platform, and the second connecting arm is movably connected to the support platform via the upper supporting shaft.

[0010] Preferably, the third connecting arm is movably installed on the bottom end of the second connecting arm, the fourth connecting arm is movably installed on the bottom end of the first connecting arm, the fifth connecting arm is movably installed on the bottom end of the fourth connecting arm, the sixth connecting arm is movably installed on the bottom end of the third connecting arm, and a lower sliding groove is provided at the top of the air suction hood below the sixth connecting arm, a second connecting shaft is installed at one end of the sixth connecting arm close to the lower sliding groove, and the sixth connecting arm is slidably connected to the lower sliding groove via the second connecting shaft, a lower supporting shaft is installed at one end of the fifth connecting arm close to the air suction hood, and the fifth connecting arm is movably connected to the air suction hood via the lower supporting shaft.

[0011] Preferably, a third connecting shaft is installed at the center position of the outer wall of the first connecting arm, the third connecting arm and the fifth connecting arm, and the first connecting arm, the third connecting arm and the fifth connecting arm are all movably connected to the second connecting arm, the fourth connecting arm and the sixth connecting arm through the third connecting shaft.

[0012] Preferably, protective covers are symmetrically arranged on the outer wall of the air suction hood, and first movable shafts are symmetrically installed on one end of the protective covers close to the air suction hood, and the protective covers are movably connected to the air suction hood through the first movable shaft.

[0013] Preferably, two groups of electric push rods are symmetrically and movably installed on the outer wall of the air intake hood on one side of the protective hood, the output ends of the electric push rods are all installed with connecting rods, the ends of the connecting rods close to the protective hood are all installed with second movable shafts, and the connecting rods are movably connected to the protective hood through the second movable shafts.

[0014] Preferably, a remote controller is installed on the outer wall of the sliding frame, and an output end of the remote controller is electrically connected to input ends of the first motor, the second motor, the electric push rod, and the negative pressure fan.

[0015] Compared with the prior art, the utility model has the following beneficial effects: the exhaust gas collection device not only realizes the convenient opening and closing of the air inlet, facilitates the shielding and protection of the air inlet, but also facilitates the convenient multi-position movement of the exhaust gas collection device to collect exhaust gas, increases the range of exhaust gas collection, and improves the convenience of control and adjustment of the exhaust gas collection device and the working efficiency;

[0016] (1) The connecting rod is driven to move by the electric push rod, and the connecting rod drives the protective cover to rotate through the second movable shaft. The protective cover rotates around the first movable shaft to facilitate the protective cover to be removed from the surface of the air intake hood, so as to facilitate the collection of exhaust gas by the air intake hood. When the collection is completed, the electric push rod is reset by operating the electric push rod to facilitate the protective cover to be re-covered on the surface of the air intake hood, so as to facilitate the protection of the air intake hood. The threaded rod is driven to rotate by the second motor, and the threaded block moves on the surface of the threaded rod. The first connecting shaft is driven to move by the threaded block, and the first connecting arm is driven to move by the first connecting shaft. The first connecting arm drives the second connecting arm to rotate, and the second connecting arm supports The support shaft is rotated as the shaft, and the first connecting arm and the second connecting arm drive the third connecting arm, the fourth connecting arm, the fifth connecting arm and the sixth connecting arm to move. Under the movable support of the lower supporting shaft, the fifth connecting arm drives the air suction hood to move. Under the sliding support of the second connecting shaft and the lower sliding groove, the sixth connecting arm drives the air suction hood to move, so as to facilitate the height adjustment of the air suction hood, to facilitate the collection of exhaust gas at different heights, to realize the convenient opening and closing of the air inlet of the exhaust gas collection device, to facilitate the shielding and protection of the air inlet, to facilitate the height control and adjustment, to facilitate the collection of exhaust gas at different heights, and to improve the convenience of control and adjustment of the exhaust gas collection device;

[0017] (2) The first motor drives the driving wheel to rotate, and the first motor and the driven wheel assembly drive the sliding frame to move on the surface of the crossbeam arm. The sliding frame drives the collecting barrel, the corrugated suction arm, and the suction hood to move horizontally, so as to facilitate the mobile collection of exhaust gas by the collecting barrel. The negative pressure fan collects the exhaust gas into the collecting barrel through the corrugated suction arm and the suction hood. The filter cartridge inside the collecting barrel filters and adsorbs the exhaust gas. There are multiple groups of purification filter elements inside the filter cartridge. After filtering and adsorption, the paint mist particles in the exhaust gas fall into the dust collector, and the purified gas is discharged from the air outlet, so that the exhaust gas collection device can conveniently collect exhaust gas in multiple positions, increase the range of exhaust gas collection, facilitate purification and filtration of exhaust gas after collection, and improve the working efficiency of the exhaust gas collection device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the three-dimensional structure of the support platform of the utility model;

[0020] Figure 3 This is a front view structural schematic diagram of the utility model;

[0021] Figure 4 It is a side view structural schematic diagram of the utility model;

[0022] Figure 5 It is a schematic diagram of the side cross-sectional structure of the collection barrel of the utility model;

[0023] Figure 6 It is a partial enlarged structural schematic diagram of the upper support shaft of the utility model;

[0024] Figure 7 For the utility model Figure 2 Schematic diagram of the structure at point A in the middle.

[0025] In the figure: 1. sliding frame; 2. collecting barrel; 3. crossbeam arm; 4. corrugated suction arm; 5. driving wheel; 6. first motor; 7. driven wheel assembly; 8. support platform; 9. second motor; 10. threaded rod; 11. threaded block; 12. first connecting shaft; 13. upper slide groove; 14. first connecting arm; 15. second connecting arm; 16. third connecting arm; 17. fourth connecting arm; 18. fifth connecting arm; 19. sixth connecting arm; 20. remote controller; 21. lower supporting shaft; 22. second connecting shaft; 23. lower slide groove; 24. suction hood; 25. protective cover; 26. first movable shaft; 27. electric push rod; 28. connecting rod; 29. ​​second movable shaft; 30. upper supporting shaft; 31. negative pressure fan; 32. dust collector; 33. filter cartridge; 34. air outlet; 35. third connecting shaft. DETAILED DESCRIPTION

[0026] In order to further explain the technical means and effects adopted by the present invention to achieve the predetermined purpose of the utility model, the specific implementation method, structure, characteristics and effects of the present invention are described in detail below in combination with the accompanying drawings and preferred embodiments.

[0027] See also Figure 1-7 The utility model provides an embodiment: a paint spraying room exhaust gas collection device, including a sliding frame 1 and a collection barrel 2, the collection barrel 2 is installed on the top of the sliding frame 1, and a crossbeam arm 3 is symmetrically arranged on the top of the sliding frame 1 on one side of the collection barrel 2, and an air outlet 34 is arranged on the outer wall of the collection barrel 2, and the air outlet 34 extends to the inside of the collection barrel 2, and a support platform 8 is installed at the center position of the bottom end of the sliding frame 1 below the collection barrel 2, and an air suction hood 24 is arranged on the outside of the support platform 8, and a negative pressure fan 31 is installed inside the collection barrel 2, and the negative pressure fan 31 plays a role of suction;

[0028] A dust collector 32 is arranged inside the collecting barrel 2 above the negative pressure fan 31, a filter cartridge 33 is installed inside the collecting barrel 2 above the dust collector 32, the bottom end of the filter cartridge 33 extends to the inside of the dust collector 32, a corrugated suction arm 4 is arranged on the top of the collecting barrel 2, and the corrugated suction arm 4 extends to the inside of the filter cartridge 33, and the end of the corrugated suction arm 4 away from the collecting barrel 2 extends to the inside of the suction hood 24, a driving wheel 5 is installed on the outer wall of the sliding frame 1, and the driving wheel 5 is slidably connected to the cross beam arm 3, a first motor 6 is installed on the outer wall of the sliding frame 1 on one side of the driving wheel 5, the first motor 6 plays a role of power output, and the output end of the first motor 6 is connected to the driving wheel 5, two sets of driven wheel assemblies 7 are symmetrically installed on the top of the sliding frame 1 on one side of the cross beam arm 3, and the driven wheel assemblies 7 are all slidably connected to the cross beam arm 3;

[0029] When in use, the first motor 6 is turned on by operating the remote controller 20. Under the support of the sliding frame 1, the first motor 6 drives the driving wheel 5 to rotate. Under the sliding support of the driving wheel 5 and the crossbeam arm 3, and with the cooperation of the driven wheel assembly 7, the first motor 6 and the driven wheel assembly 7 drive the sliding frame 1 to move on the surface of the crossbeam arm 3 as a whole. The sliding frame 1 drives the collection barrel 2, the corrugated suction arm 4, and the suction hood 24 to move horizontally, so as to facilitate the collection barrel 2 to collect exhaust gas in a mobile manner. The negative pressure fan 31 is turned on by operating the remote controller 20. Under the action of negative pressure, , the negative pressure fan 31 collects the exhaust gas into the collection barrel 2 through the corrugated suction arm 4 and the suction hood 24, and the filter cartridge 33 inside the collection barrel 2 filters and adsorbs the exhaust gas. A plurality of purification filter elements are arranged inside the filter cartridge 33. After filtering and adsorption, the paint mist particles in the exhaust gas fall into the dust collector 32, and the purified gas is discharged from the air outlet 34, so that the exhaust gas collection device can conveniently collect the exhaust gas in multiple positions, increase the range of exhaust gas collection, facilitate the purification and filtering of the exhaust gas after collection, and improve the working efficiency of the exhaust gas collection device;

[0030] A second motor 9 is installed at the bottom end of the sliding frame 1 on one side of the support platform 8, and the second motor 9 plays the role of power output. A threaded rod 10 is arranged inside the support platform 8 on one side of the second motor 9, and the threaded rod 10 extends to the outside of the support platform 8, and the output end of the second motor 9 is connected to the threaded rod 10, and a threaded block 11 is set on the surface of the threaded rod 10, and the threaded rod 10 is threadedly connected to the threaded block 11, and a first connecting shaft 12 is symmetrically installed on the outer wall of the threaded block 11, and the outer wall of the support platform 8 on one side of the first connecting shaft 12 is connected to the outer wall of the support platform 8. The first connecting shaft 12 is slidably connected to the upper sliding groove 13, and the first connecting shaft 12 is extended to the outside of the upper sliding groove 13. The end of the first connecting shaft 12 away from the threaded block 11 is installed with a first connecting arm 14. The outer wall of the support platform 8 on one side of the first connecting arm 14 is provided with a second connecting arm 15. The end of the second connecting arm 15 close to the support platform 8 is installed with an upper supporting shaft 30, and the second connecting arm 15 is movably connected to the support platform 8 through the upper supporting shaft 30. The bottom end of the connecting arm 15 is movably mounted with a third connecting arm 16, the bottom end of the first connecting arm 14 is movably mounted with a fourth connecting arm 17, the bottom end of the fourth connecting arm 17 is movably mounted with a fifth connecting arm 18, the bottom end of the third connecting arm 16 is movably mounted with a sixth connecting arm 19, the top of the suction hood 24 below the sixth connecting arm 19 is provided with a lower groove 23, the end of the sixth connecting arm 19 close to the lower groove 23 is mounted with a second connecting shaft 22, and the sixth connecting arm 19 is connected to the lower groove 23 through the second connecting shaft 22. The groove 23 is slidably connected, the end of the fifth connecting arm 18 close to the air suction cover 24 is installed with a lower support shaft 21, and the fifth connecting arm 18 is movably connected to the air suction cover 24 through the lower support shaft 21, and the third connecting shaft 35 is installed at the center of the outer wall of the first connecting arm 14, the third connecting arm 16, and the fifth connecting arm 18, and the first connecting arm 14, the third connecting arm 16, and the fifth connecting arm 18 are movably connected to the second connecting arm 15, the fourth connecting arm 17, and the sixth connecting arm 19 through the third connecting shaft 35;

[0031] A protective cover 25 is symmetrically arranged on the outer wall of the air suction cover 24, and a first movable shaft 26 is symmetrically installed at one end of the protective cover 25 close to the air suction cover 24, and the protective cover 25 is movably connected to the air suction cover 24 through the first movable shaft 26. Two groups of electric push rods 27 are symmetrically and movably installed on the outer wall of the air suction cover 24 on one side of the protective cover 25. The electric push rods 27 play a role in power output. The output ends of the electric push rods 27 are all installed with connecting rods 28, and the ends of the connecting rods 28 close to the protective cover 25 are all installed with second movable shafts 29, and the connecting rods 28 are movably connected to the protective cover 25 through the second movable shaft 29. A remote controller 20 is installed on the outer wall of the sliding frame 1, and the output end of the remote controller 20 is electrically connected to the input ends of the first motor 6, the second motor 9, the electric push rod 27, and the negative pressure fan 31;

[0032] When in use, an external power supply is firstly used to operate the remote controller 20 to open the electric push rod 27. Under the support of the air hood 24, the electric push rod 27 drives the connecting rod 28 to move, and the connecting rod 28 drives the protective cover 25 to rotate through the second movable shaft 29. The protective cover 25 rotates around the first movable shaft 26 to facilitate the removal of the protective cover 25 from the surface of the air hood 24, so as to facilitate the collection of exhaust gas by the air hood 24. When the collection is completed, the electric push rod 27 is reset to facilitate the protective cover 25 to cover the surface of the air hood 24 again, so as to facilitate the protection of the air hood 24. The second motor 9 is turned on by operating the remote controller 20, and the second motor 9 drives the threaded rod 10 to rotate. Under the threaded support of the threaded rod 10 and the threaded block 11, the threaded block 11 moves on the surface of the threaded rod 10, and the first connecting shaft 12 is driven by the threaded block 11 to move. The sliding support between the first connecting shaft 12 and the upper slide groove 13 The first connecting arm 14 is driven to move by the first connecting shaft 12, and under the active support of the third connecting shaft 35, the first connecting arm 14 drives the second connecting arm 15 to rotate, and the second connecting arm 15 rotates with the upper support shaft 30 as the axis, and the third connecting arm 16, the fourth connecting arm 17, the fifth connecting arm 18, and the sixth connecting arm 19 are driven to move by the first connecting arm 14 and the second connecting arm 15, and under the active support of the lower support shaft 21, the air intake hood 24 is driven to move by the fifth connecting arm 18, and under the sliding support of the second connecting shaft 22 and the lower slide groove 23, the air intake hood 24 is driven to move by the sixth connecting arm 19, so as to facilitate the height adjustment of the air intake hood 24, to facilitate the collection of exhaust gas at different heights, realize the convenient opening and closing of the air inlet of the exhaust gas collection device, facilitate the shielding and protection of the air inlet, facilitate the height control and adjustment, facilitate the collection of exhaust gas at different heights, and improve the convenience of control and adjustment of the exhaust gas collection device.

[0033] Working principle: When in use, an external power supply is connected, and the electric push rod 27 first drives the connecting rod 28 to move, and the connecting rod 28 drives the protective cover 25 to rotate through the second movable shaft 29. The protective cover 25 rotates with the first movable shaft 26 as the axis to facilitate the protective cover 25 to be removed from the surface of the air suction cover 24, so as to facilitate the exhaust gas collection of the air suction cover 24. When the collection is completed, the electric push rod 27 is reset by operating to facilitate the protective cover 25 to cover the surface of the air suction cover 24 again, so as to facilitate the protection of the air suction cover 24. The threaded rod 10 is driven to rotate by the second motor 9, and the threaded block 11 moves on the surface of the threaded rod 10. The first connecting shaft 12 is driven by the threaded block 11 to move, and the first connecting arm 14 is driven by the first connecting shaft 12 to move, and the first connecting arm 14 drives the second connecting arm 15 to rotate, and the second connecting arm 15 rotates with the support shaft 30 as the axis, and the first connecting arm 14 and the second connecting arm 15 drive the third connecting arm 15 to rotate. The arm 16, the fourth connecting arm 17, the fifth connecting arm 18, and the sixth connecting arm 19 move, and the fifth connecting arm 18 drives the suction hood 24 to move, and the sixth connecting arm 19 drives the suction hood 24 to move, so as to facilitate the height adjustment of the suction hood 24, the first motor 6 drives the driving wheel 5 to rotate, and the first motor 6 and the driven wheel assembly 7 drive the sliding frame 1 to move on the surface of the crossbeam arm 3 as a whole, and the sliding frame 1 drives the collecting barrel 2, the corrugated suction arm 4, and the suction hood 24 to move laterally, so as to facilitate the mobile collection of exhaust gas by the collecting barrel 2, and the negative pressure fan 31 collects the exhaust gas into the interior of the collecting barrel 2 through the corrugated suction arm 4 and the suction hood 24, and the filter cartridge 33 inside the collecting barrel 2 filters and adsorbs the exhaust gas, and a plurality of purification filter elements are arranged inside the filter cartridge 33, and after filtering and adsorption, the paint mist particles in the exhaust gas fall into the interior of the dust collector 32, and the purified gas is discharged from the air outlet 34 to complete the use of the exhaust gas collection device.

[0034] The above description is only a preferred embodiment of the present invention and does not constitute any form of limitation to the present invention. Although the present invention has been disclosed as a preferred embodiment as above, it is not intended to limit the present invention. Any technical personnel in this field can make some changes or modify the technical contents disclosed above into equivalent embodiments without departing from the scope of the technical solution of the present invention. However, any brief modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention without departing from the content of the technical solution of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A paint spray booth exhaust gas collection device, comprising a sliding frame (1) and a collection bucket (2), characterized in that: A collecting barrel (2) is installed at the top of the sliding frame (1), a crossbeam arm (3) is symmetrically arranged at the top of the sliding frame (1) on one side of the collecting barrel (2), an air outlet (34) is arranged on the outer wall of the collecting barrel (2), and the air outlet (34) extends to the interior of the collecting barrel (2), a support platform (8) is installed at the center position of the bottom end of the sliding frame (1) below the collecting barrel (2), an air suction hood (24) is arranged on the outside of the support platform (8), a negative pressure fan (31) is installed inside the collecting barrel (2), a dust collector (32) is arranged inside the collecting barrel (2) above the negative pressure fan (31), and a filter cartridge (32) is installed inside the collecting barrel (2) above the dust collector (32). 3), a corrugated suction arm (4) is arranged at the top of the collecting barrel (2), and the corrugated suction arm (4) extends to the inside of the filter cartridge (33), and the end of the corrugated suction arm (4) away from the collecting barrel (2) extends to the inside of the suction hood (24), a driving wheel (5) is installed on the outer wall of the sliding frame (1), and the driving wheel (5) is slidably connected to the cross beam arm (3), a first motor (6) is installed on the outer wall of the sliding frame (1) on one side of the driving wheel (5), and the output end of the first motor (6) is connected to the driving wheel (5), and two groups of driven wheel assemblies (7) are symmetrically installed on the top of the sliding frame (1) on one side of the cross beam arm (3), and the driven wheel assemblies (7) are all slidably connected to the cross beam arm (3).

2. A paint spraying room exhaust gas collection device according to claim 1, characterized in that: A second motor (9) is installed at the bottom end of the sliding frame (1) on one side of the support platform (8), a threaded rod (10) is arranged inside the support platform (8) on one side of the second motor (9), and the threaded rod (10) extends to the outside of the support platform (8), and the output end of the second motor (9) is connected to the threaded rod (10).

3. A paint spraying room exhaust gas collection device according to claim 2, characterized in that: The surface of the threaded rod (10) is provided with a threaded block (11), and the threaded rod (10) is threadedly connected to the threaded block (11), and a first connecting shaft (12) is symmetrically mounted on the outer wall of the threaded block (11), and an upper sliding groove (13) is provided on the outer wall of the support platform (8) on one side of the first connecting shaft (12), and the first connecting shaft (12) is slidably connected to the upper sliding groove (13), and the first connecting shaft (12) extends to the outside of the upper sliding groove (13).

4. A paint spraying room exhaust gas collection device according to claim 3, characterized in that: A first connecting arm (14) is installed at one end of the first connecting shaft (12) away from the threaded block (11); a second connecting arm (15) is arranged on the outer wall of the support platform (8) on one side of the first connecting arm (14); an upper supporting shaft (30) is installed at one end of the second connecting arm (15) close to the support platform (8); and the second connecting arm (15) is movably connected to the support platform (8) via the upper supporting shaft (30).

5. The exhaust gas collection device for a paint spraying room according to claim 4, characterized in that: The bottom end of the second connecting arm (15) is movably mounted with a third connecting arm (16), the bottom end of the first connecting arm (14) is movably mounted with a fourth connecting arm (17), the bottom end of the fourth connecting arm (17) is movably mounted with a fifth connecting arm (18), the bottom end of the third connecting arm (16) is movably mounted with a sixth connecting arm (19), the top of the air suction hood (24) below the sixth connecting arm (19) is provided with a lower slide groove (23), the end of the sixth connecting arm (19) close to the lower slide groove (23) is mounted with a second connecting shaft (22), and the sixth connecting arm (19) is slidably connected to the lower slide groove (23) via the second connecting shaft (22), the end of the fifth connecting arm (18) close to the air suction hood (24) is mounted with a lower support shaft (21), and the fifth connecting arm (18) is movably connected to the air suction hood (24) via the lower support shaft (21).

6. The exhaust gas collection device for a paint spraying room according to claim 5, characterized in that: A third connecting shaft (35) is installed at the center position of the outer wall of the first connecting arm (14), the third connecting arm (16) and the fifth connecting arm (18), and the first connecting arm (14), the third connecting arm (16) and the fifth connecting arm (18) are all movably connected to the second connecting arm (15), the fourth connecting arm (17) and the sixth connecting arm (19) through the third connecting shaft (35).

7. The exhaust gas collection device for a paint spraying room according to claim 1, characterized in that: A protective cover (25) is symmetrically arranged on the outer wall of the air suction cover (24), and a first movable shaft (26) is symmetrically installed at one end of the protective cover (25) close to the air suction cover (24), and the protective cover (25) is movably connected to the air suction cover (24) through the first movable shaft (26).

8. The exhaust gas collection device for a paint spraying room according to claim 7, characterized in that: Two groups of electric push rods (27) are symmetrically and movably mounted on the outer wall of the air suction hood (24) on one side of the protective hood (25); the output ends of the electric push rods (27) are all mounted with connecting rods (28); the ends of the connecting rods (28) close to the protective hood (25) are all mounted with second movable shafts (29); and the connecting rods (28) are all movably connected to the protective hood (25) via the second movable shafts (29).

9. The exhaust gas collection device for a paint spraying room according to claim 1, characterized in that: A remote controller (20) is installed on the outer wall of the sliding frame (1), and an output end of the remote controller (20) is electrically connected to input ends of the first motor (6), the second motor (9), the electric push rod (27), and the negative pressure fan (31).

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