Dust-free workshop purification and ventilation device and ventilation method

Abstract

The invention discloses a dust-free workshop purification and ventilation device which comprises supporting rails, the supporting rails are erected on the top of a dust-free workshop in pairs, air pipes are installed on the tops of the supporting rails, a plurality of walking frames are arranged between each pair of supporting rails, walking mechanisms are installed on the walking frames, and the walking frames are erected on the supporting rails through the walking mechanisms. A lifting driving mechanism is installed on the walking frame, and an adjusting supporting installation frame is arranged on the lifting driving mechanism. Through the structural design of the walking mechanism and the lifting driving mechanism, the position of the filter can be adjusted in the horizontal position and the vertical position at the same time, so that the filter is arranged at the position needing purification and ventilation for precise purification and ventilation, dust is precisely filtered, the purification effect is improved, and the service life of the filter is prolonged. By means of the structural design of the cleaning mechanism, the walking frame can support the rail to conduct cleaning when walking, the top and the side faces can be cleaned at the same time, the situation that chippings generated by contact between the walking frame and the supporting rail affect the environment is prevented, and the safety during use is improved.

Description

Technical Field

[0001] The invention relates to the technical field of air purification in dust-free workshops, and in particular to a purification and ventilation device for dust-free workshops. Background Art

[0002] A dust-free workshop, also known as a clean workshop or a dust-free room, is a specially designed production workshop that removes pollutants such as particles, harmful air, and bacteria from the air within a certain space, and controls the indoor temperature, cleanliness, indoor pressure, air flow speed and distribution, noise, vibration, lighting, and static electricity within a certain required range. It provides a dust-free, sterile, and interference-free working environment for industries such as precision manufacturing, pharmaceutical product production, and electronic production, ensuring product quality and stability. Generally, the following methods are used to ensure dust-free workshops: 1. Air filtration, by setting up multiple groups of air purifiers to purify the air in the workshop; 2. Controlling air flow through a fresh air system; 3. Personnel control; 4. Maintaining equipment and workshops;

[0003] The existing method of using air purifiers in dust-free workshops is to install fans and filters inside the workshop to deal with dust. However, since fans are basically installed on the wall, it is difficult to specifically deal with the dust generated by the purification board production line, resulting in poor dust removal effect.

[0004] Based on this, a dust-free workshop purification and ventilation device is proposed, which provides a new solution to solve the above technical problems. Summary of the invention

[0005] Based on this, it is necessary to provide a dust-free workshop purification and ventilation device to address the problems raised in the above background technology.

[0006] In order to solve the above technical problems, the present invention adopts the following technical solutions:

[0007] The dust-free workshop purification and ventilation device specifically includes support rails, which are installed in pairs on the top of the dust-free workshop, and air ducts are installed on the top of the support rails. A plurality of walking frames are provided between each pair of the support rails, and a walking mechanism is installed on the walking frame. The walking frame is installed on the support rails through the walking mechanism, and a lifting drive mechanism is installed on the walking frame. An adjusting support mounting frame is provided on the lifting drive mechanism, and a filter is provided on the inner side of the adjusting support mounting frame. A connecting pipe assembly is provided on the top of the filter for connecting with the air duct, and cleaning mechanisms are installed at the four end corners of the walking frame.

[0008] Preferably, the walking mechanism includes a second driving motor installed on one side of the top of the walking frame, the output end of the second driving motor is fixed with a first bevel gear, both ends of the first bevel gear are meshedly connected with the second bevel gear, a fourth rotating rod is fixed to an end of the second bevel gear away from the first bevel gear, the fourth rotating rod is rotatably connected to the walking frame, a third bevel gear is fixed to an end of the fourth rotating rod away from the second bevel gear, and the end of the third bevel gear away from the second bevel gear is meshedly connected with the fourth bevel gear, the first rotating rod is fixed to the inner side of the fourth bevel gear, the first rotating rod is rotatably connected to the inner side of one end of the walking frame, and both ends of the first rotating rod are connected to walking wheels, and the walking wheels roll on the corresponding top of the support rail.

[0009] Preferably, the cleaning mechanism includes a driving worm fixedly connected to both ends of the first rotating rod, the driving worm is rotatably connected to the traveling frame, the traveling wheel is fixed on the driving worm at the same end angle, the traveling wheel is connected to the first rotating rod through the driving worm, one side of the driving worm is meshingly connected with a transmission worm wheel, a side cleaning roller is fixed on the inner side of the transmission worm wheel, the side cleaning roller is rotatably connected to the traveling frame, the side cleaning roller is in contact with the inner wall of the support rail, and a collection box is detachably connected to the bottom of the traveling frame and below the side cleaning roller.

[0010] Preferably, the cleaning mechanism also includes a second rotating rod rotatably connected to the inner sides of the two ends of the traveling frame, a transmission pulley is fixed to the outer side of the second rotating rod and the first rotating rod, a transmission belt is connected to the outer sides of the two transmission pulleys, a first gear is fixed to the two ends of the second rotating rod, a second gear is meshed and connected to the bottom of the first gear, a third rotating rod is fixed to the inner side of the second gear, the third rotating rod is rotatably connected to the traveling frame, a top cleaning roller is fixed to the end of the third rotating rod away from the second gear, the top cleaning roller is in contact with the top of the support rail, and the top cleaning roller is located above the collection box.

[0011] Preferably, the lifting drive mechanism includes a driving mounting frame fixed to the top of the traveling frame, a reducer is installed on the top of the driving mounting frame, a first driving motor is installed at the output end of the reducer, the output end of the first driving motor is connected to the input end of the reducer, winding rollers are fixed on both sides of the output end of the reducer, the winding rollers are rotatably connected to the driving mounting frame, a first connecting rope and a second connecting rope are reversely wound on the winding rollers, a fifth rotating rod is rotatably connected to the top of the traveling frame and located on both sides of the reducer, auxiliary wheels are fixed at both ends of the outer side of the fifth rotating rod, the first connecting rope and the second connecting rope respectively pass around the corresponding auxiliary wheels, and the bottoms of the first connecting rope and the second connecting rope are connected to an adjusting support mounting frame.

[0012] Preferably, guide rods are fixed at the bottom of the walking frame and on both sides of the adjusting support mounting frame, and mounting plates corresponding to the guide rods on the same side are installed on both sides of the adjusting support mounting frame, and the mounting plates at both ends of the side away from the adjusting support mounting frame are longitudinally rotatably connected to the first guide wheels, and the first guide wheels are rollingly connected to the inner side of the guide rods, and the mounting plates at both ends of the side away from the adjusting support mounting frame are transversely rotatably connected to the second guide wheels, and the second guide wheels are rollingly connected to the inner side of the guide rods.

[0013] Preferably, a mounting opening is provided on one side of the adjustable support mounting frame, a filter is provided on the inner side of the adjustable support mounting frame, the connecting pipe assembly includes an outlet pipe connected to the top output end of the filter, a second connecting pipe is connected to the top of the outlet pipe, a first connecting pipe is connected to the top of the second connecting pipe, the first connecting pipe is mounted on the top of the walking frame, a telescopic surface is provided on one side of the air duct close to the first connecting pipe, and both ends of the first connecting pipe are connected to the corresponding telescopic surfaces.

[0014] Preferably, the second connecting pipe is a telescopic pipe, the telescopic surface is a telescopic folding surface, and the telescopic surface is sealed and connected to the air duct.

[0015] A ventilation method for a clean room purification ventilation device, the steps are as follows:

[0016] S: Start the second drive motor, drive multiple traveling wheels to move simultaneously through the second drive motor, and then drive the traveling frame to move as a whole, so as to transport the filter to an appropriate horizontal position;

[0017] S: Start the first drive motor, drive the adjustment support mounting frame to perform lifting movement through the first drive motor, and adjust the filter to an appropriate height position through the lifting movement of the adjustment support mounting frame;

[0018] S: Start the filter to purify and ventilate the inside of the dust-free workshop.

[0019] Compared with the prior art, the present invention has the following beneficial effects:

[0020] 1. The present invention uses the structural design of the walking mechanism and the lifting drive mechanism to make it possible to adjust the position of the filter in the horizontal position and the vertical position at the same time, so that the filter can be set at the position where purification and ventilation are required for precise purification and ventilation, thereby accurately filtering the dust and improving the purification effect.

[0021] 2. The present invention adopts the structural design of the cleaning mechanism so that the traveling frame can support the track for cleaning while traveling, and can clean the top and sides at the same time, preventing the debris generated by the contact between the traveling frame and the supporting track from affecting the environment, thereby increasing safety during use.

[0022] 3. The present invention makes the lifting and lowering adjustment of the filter more stable through the cooperation of the guide rod, the first guide wheel and the second guide wheel, thereby more accurately adjusting the position of the filter, thereby making the purification and ventilation effect more accurate. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the scheme of the present invention, a brief introduction is given below to the drawings required for use in the description of the embodiments. Obviously, the drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0024] Figure 1 It is a schematic diagram of the axial structure of the present invention;

[0025] Figure 2 is a schematic structural diagram of the second connecting pipe of the present invention;

[0026] Figure 3 It is a schematic diagram of the structure of the support rail and the air duct of the present invention;

[0027] Figure 4 It is a schematic diagram of the structure of the reducer and the first drive motor of the present invention;

[0028] Figure 5 It is a structural schematic diagram of the traveling frame and the traveling wheels of the present invention;

[0029] Figure 6 It is a structural schematic diagram of the walking mechanism and the cleaning mechanism of the present invention;

[0030] Figure 7 It is a structural schematic diagram of the telescopic surface of the present invention;

[0031] Figure 8 It is a structural schematic diagram of the guide rod of the present invention;

[0032] Fig. 9 It is a schematic structural diagram of the first guide wheel and the second guide wheel of the present invention.

[0033] The markings in the figure are as follows:

[0034] 1. Support rail; 2. Air duct; 3. Telescopic surface; 4. First connecting pipe; 5. Second connecting pipe; 6. Export pipe; 7. Filter; 8. Traveling frame; 9. Traveling wheel; 10. Drive mounting frame; 11. Speed ​​reducer; 12. First driving motor; 13. Winding roller; 14. First connecting rope; 15. Second connecting rope; 16. Adjust support mounting frame; 17. First rotating rod; 18. Driving worm; 19. Transmission worm wheel; 20. Side cleaning roller; 21. Second rotating rod Rod; 22, drive pulley; 23, drive belt; 24, first gear; 25, second gear; 26, third rotating rod; 27, top cleaning roller; 28, collection box; 29, second drive motor; 30, first bevel gear; 31, second bevel gear; 32, fourth rotating rod; 33, third bevel gear; 34, guide rod; 35, mounting plate; 36, first guide wheel; 37, second guide wheel; 38, fourth bevel gear; 39, fifth rotating rod; 40, auxiliary wheel. DETAILED DESCRIPTION

[0035] In order to enable those skilled in the art to better understand the scheme of the present invention, the technical scheme in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the present invention.

[0036] Please refer to Figure 1-9 A purification and ventilation device for a dust-free workshop comprises a support rail 1, which is erected in pairs on the top of the dust-free workshop, and an air duct 2 is installed on the top of the support rail 1. A plurality of walking frames 8 are arranged between each pair of support rails 1, and a walking mechanism is installed on the walking frame 8. The walking frame 8 is erected on the support rail 1 through the walking mechanism, and a lifting drive mechanism is installed on the walking frame 8. An adjusting support mounting frame 16 is provided on the lifting drive mechanism, and a filter 7 is arranged on the inner side of the adjusting support mounting frame 16. A connecting pipe assembly is arranged on the top of the filter 7 for connecting with the air duct 2, and a cleaning mechanism is installed at the four end corners of the walking frame 8. Specifically, through the structural design of the walking mechanism and the lifting drive mechanism, the position of the filter 7 can be adjusted in the horizontal position and the vertical position at the same time, so that the filter 7 can be set at the position where purification and ventilation are required for precise purification and ventilation, thereby accurately filtering and processing dust and improving the purification effect.

[0037] Please refer to Figure 3-6The walking mechanism includes a second driving motor 29 installed on one side of the top of the walking frame 8, a first bevel gear 30 is fixed to the output end of the second driving motor 29, and second bevel gears 31 are meshed and connected at both ends of the first bevel gear 30, a fourth rotating rod 32 is fixed to the end of the second bevel gear 31 away from the first bevel gear 30, and the fourth rotating rod 32 is rotatably connected to the walking frame 8, a third bevel gear 33 is fixed to the end of the fourth rotating rod 32 away from the second bevel gear 31, and a fourth bevel gear 38 is meshed and connected to the end of the third bevel gear 33 away from the second bevel gear 31, and the first rotating rod 38 is fixed to the inner side of the fourth bevel gear 38. Rod 17, the first rotating rod 17 is rotatably connected to the inner side of one end of the walking frame 8, and the two ends of the first rotating rod 17 are connected with walking wheels 9, and the walking wheels 9 roll on the top of the corresponding support rail 1. During specific use, when the walking frame 8 needs to walk on the top of the support rail 1, the second drive motor 29 starts to drive the first bevel gear 30 to move, and then drives the second bevel gear 31, the fourth rotating rod 32, the third bevel gear 33, the fourth bevel gear 38, and the first rotating rod 17 to rotate in sequence. The rotation of the first rotating rod 17 drives the walking wheel 9 to rotate, so that the walking frame 8 walks on the top of the support rail 1.

[0038] Please refer to Figure 6 The cleaning mechanism includes a driving worm 18 fixedly connected to both ends of the first rotating rod 17, the driving worm 18 is rotatably connected to the walking frame 8, and the walking wheel 9 is fixed on the driving worm 18 located at the same end angle, and the walking wheel 9 is connected to the first rotating rod 17 through the driving worm 18, and one side of the driving worm 18 is meshed with a transmission worm gear 19, and a side cleaning roller 20 is fixed on the inner side of the transmission worm gear 19, and the side cleaning roller 20 is rotatably connected to the walking frame 8, and the side cleaning roller 20 is in contact with the inner wall of the support rail 1, and a collection box 28 is detachably connected to the bottom of the walking frame 8 and located below the side cleaning roller 20. Specifically, when the first rotating rod 17 rotates, the driving worm 18 will be driven to rotate, thereby driving the transmission worm gear 19 to rotate, thereby driving the side cleaning roller 20 to rotate, and the side of the support rail 1 is cleaned by the side cleaning roller 20.

[0039] Please refer to Figure 6The cleaning mechanism also includes a second rotating rod 21 rotatably connected to the inner sides of both ends of the traveling frame 8, a transmission pulley 22 is fixed to the outer sides of the second rotating rod 21 and the first rotating rod 17, a transmission belt 23 is connected to the outer sides of the two transmission pulleys 22, a first gear 24 is fixed to both ends of the second rotating rod 21, a second gear 25 is meshed and connected to the bottom of the first gear 24, a third rotating rod 26 is fixed to the inner side of the second gear 25, the third rotating rod 26 is rotatably connected to the traveling frame 8, a top cleaning roller 27 is fixed to the end of the third rotating rod 26 away from the second gear 25, and the top cleaning roller 27 is fitted with the top of the support rail 1, and the top cleaning roller 27 is located above the collection box 28. Specifically, when the first rotating rod 17 rotates, the second rotating rod 21 will be driven to rotate through the transmission belt pulley 22 and the transmission belt 23, and then the first gear 24, the second gear 25, and the third rotating rod 26 will be driven to rotate in sequence, thereby driving the top cleaning roller 27 to rotate, so as to clean the top surface of the support rail 1. The debris cleaned by the top cleaning roller 27 and the side cleaning rollers 20 will fall into the inner side of the collection box 28 for collection to avoid falling into the air and polluting the dust-free workshop.

[0040] Please refer to Figure 1-9 The lifting drive mechanism includes a driving mounting frame 10 fixed on the top of the walking frame 8, a reducer 11 is installed on the top of the driving mounting frame 10, a first driving motor 12 is installed on the output end of the reducer 11, and the output end of the first driving motor 12 is connected to the input end of the reducer 11, winding rollers 13 are fixed on both sides of the output end of the reducer 11, the winding rollers 13 are rotatably connected to the driving mounting frame 10, and a first connecting rope 14 and a second connecting rope 15 are reversely wound on the winding rollers 13, a fifth rotating rod 39 is rotatably connected to the top of the walking frame 8 and located on both sides of the reducer 11, and auxiliary wheels 40 are fixed at both ends of the outer side of the fifth rotating rod 39, the first connecting rope 14 and the second connecting rope 15 respectively pass around the corresponding auxiliary wheels 40, and the first connecting rope 14 and the second connecting rope 15 are respectively wound around the corresponding auxiliary wheels 40, and the first connecting rope 14 and the second connecting rope 15 are respectively wound around the corresponding auxiliary wheels 40. The bottom of the first connecting rope 14 and the second connecting rope 15 are connected with an adjustment support mounting frame 16. Specifically, when the filter 7 needs to be raised and lowered, the first drive motor 12 starts to drive the reducer 11 to operate, and the reducer 11 drives the winding roller 13 to rotate. The rotation of the winding roller 13 drives the first connecting rope 14 and the second connecting rope 15 to reversely wind or unwind on the outer periphery of the winding roller 13. Since the first connecting rope 14 and the second connecting rope 15 are respectively located on both sides of the winding roller 13, when the winding roller 13 rotates, the bottom ends of the first connecting rope 14 and the second connecting rope 15 move synchronously in the same direction, thereby driving the adjustment support mounting frame 16 to perform lifting and lowering adjustment movements, thereby adjusting the height position of the filter 7.

[0041] Please refer to Fig. 9A guide rod 34 is fixed at the bottom of the walking frame 8 and located on both sides of the adjusting support mounting frame 16. Mounting plates 35 corresponding to the guide rod 34 on the same side are installed on both sides of the adjusting support mounting frame 16. The mounting plates 35 are longitudinally rotatably connected to the first guide wheels 36 at both ends of the side away from the adjusting support mounting frame 16. The first guide wheels 36 are rollingly connected to the inner side of the guide rod 34. The mounting plates 35 are transversely rotatably connected to the second guide wheels 37 at both ends of the side away from the adjusting support mounting frame 16. The second guide wheels 37 are rollingly connected to the inner side of the guide rod 34. Specifically, when the adjusting support mounting frame 16 is lifted and lowered, the first guide wheel 36 and the second guide wheel 37 are rolled in contact with the inner side wall of the guide rod 34, thereby making the lifting and lowering movement of the adjusting support mounting frame 16 more stable.

[0042] Please refer to Figure 1-9 A mounting opening is provided on one side of the adjustable support mounting frame 16, a filter 7 is provided on the inner side of the adjustable support mounting frame 16, a connecting pipe assembly includes an outlet pipe 6 connected to the output end at the top of the filter 7, a second connecting pipe 5 is connected to the top of the outlet pipe 6, a first connecting pipe 4 is connected to the top of the second connecting pipe 5, the first connecting pipe 4 is mounted on the top of the walking frame 8, a telescopic surface 3 is provided on the side of the air duct 2 close to the first connecting pipe 4, both ends of the first connecting pipe 4 are connected to the corresponding telescopic surfaces 3, when the horizontal position of the filter 7 is adjusted, the first connecting pipe 4 moves simultaneously with the filter 7, the first connecting pipe 4 can be made of hard pipe, when the first connecting pipe 4 moves horizontally, the telescopic surface 3 is telescoped in the horizontal direction but is always sealed and connected to the air duct 2.

[0043] Please refer to Figure 1-9 The second connecting pipe 5 is a retractable pipe, the retractable surface 3 is a retractable folding surface, and the retractable surface 3 is sealed and connected to the air duct 2. Specifically, when the filter 7 is adjusted to move up and down, the second connecting pipe 5 can be retracted in the vertical direction.

[0044] A ventilation method for a clean room purification ventilation device, the steps are as follows:

[0045] S1: Start the second drive motor 29, drive the plurality of traveling wheels 9 to move simultaneously through the second drive motor 29, and then drive the traveling frame 8 to move as a whole, and transport the filter 7 to an appropriate horizontal position;

[0046] S2: Start the first drive motor 12, drive the adjustment support mounting frame 16 to perform lifting movement through the first drive motor 12, and adjust the filter 7 to a proper height position through the lifting movement of the adjustment support mounting frame 16;

[0047] S3: Start the filter 7 to purify and ventilate the inside of the dust-free workshop through the filter 7.

[0048] Obviously, the embodiments described above are only some embodiments of the present invention, rather than all embodiments. The preferred embodiments of the present invention are given in the accompanying drawings, but they do not limit the patent scope of the present invention. The present invention can be implemented in many different forms. On the contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of the present invention more thorough and comprehensive. Although the present invention has been described in detail with reference to the aforementioned embodiments, for those skilled in the art, it is still possible to modify the technical solutions recorded in the aforementioned specific embodiments, or to perform equivalent replacements for some of the technical features therein. Any equivalent structure made using the contents of the specification and drawings of the present invention, directly or indirectly used in other related technical fields, is also within the scope of patent protection of the present invention.

Claims

1. A dust-free workshop purification ventilation device, comprising support rails (1), wherein the support rails (1) are mounted in pairs on the top of the dust-free workshop, an air duct (2) is installed on the top of the support rails (1), a plurality of walking frames (8) are arranged between each pair of the support rails (1), a walking mechanism is installed on the walking frame (8), the walking frame (8) is mounted on the support rail (1) through the walking mechanism, a lifting drive mechanism is installed on the walking frame (8), an adjusting support mounting frame (16) is arranged on the inner side of the adjusting support mounting frame (16), a filter (7) is arranged on the top of the filter (7), a connecting pipe assembly is arranged on the top of the filter (7) for connecting with the air duct (2), and cleaning mechanisms are installed at the four end corners of the walking frame (8).

2. A clean room purification and ventilation device according to claim 1, characterized in that: The walking mechanism comprises a second drive motor (29) mounted on one side of the top of the walking frame (8); a first bevel gear (30) is fixed to the output end of the second drive motor (29); second bevel gears (31) are meshedly connected at both ends of the first bevel gear (30); a fourth rotating rod (32) is fixed to one end of the second bevel gear (31) away from the first bevel gear (30); the fourth rotating rod (32) is rotatably connected to the walking frame (8); a third bevel gear (33) is fixed to one end of the fourth rotating rod (32) away from the second bevel gear (31); a fourth bevel gear (38) is meshedly connected to one end of the third bevel gear (33) away from the second bevel gear (31); a first rotating rod (17) is fixed to the inner side of the fourth bevel gear (38); the first rotating rod (17) is rotatably connected to the inner side of one end of the walking frame (8); walking wheels (9) are connected to both ends of the first rotating rod (17); and the walking wheels (9) roll on the top of the corresponding support track (1).

3. A clean room purification and ventilation device according to claim 2, characterized in that: The cleaning mechanism comprises a driving worm (18) fixedly connected to both ends of the first rotating rod (17), the driving worm (18) being rotationally connected to the traveling frame (8), the traveling wheel (9) being fixed on the driving worm (18) located at the same end angle, the traveling wheel (9) being connected to the first rotating rod (17) via the driving worm (18), one side of the driving worm (18) being meshingly connected with a transmission worm wheel (19), a side cleaning roller (20) being fixed inside the transmission worm wheel (19), the side cleaning roller (20) being rotationally connected to the traveling frame (8), the side cleaning roller (20) being in contact with the inner side wall of the support track (1), and a collecting box (28) being detachably connected to the bottom of the traveling frame (8) and located below the side cleaning roller (20).

4. A clean room purification and ventilation device according to claim 3, characterized in that: The cleaning mechanism further comprises a second rotating rod (21) rotatably connected to the inner sides of both ends of the traveling frame (8); a transmission pulley (22) is fixed to the outer sides of the second rotating rod (21) and the first rotating rod (17); a transmission belt (23) is connected to the outer sides of the two transmission pulleys (22); a first gear (24) is fixed to both ends of the second rotating rod (21); a second gear (25) is meshedly connected to the bottom of the first gear (24); a third rotating rod (26) is fixed to the inner side of the second gear (25); the third rotating rod (26) is rotatably connected to the traveling frame (8); a top cleaning roller (27) is fixed to one end of the third rotating rod (26) away from the second gear (25); the top cleaning roller (27) is in contact with the top of the support rail (1); and the top cleaning roller (27) is located above the collecting box (28).

5. A clean room purification and ventilation device according to claim 4, characterized in that: The lifting drive mechanism comprises a driving mounting frame (10) fixed on the top of the walking frame (8), a reducer (11) is installed on the top of the driving mounting frame (10), a first driving motor (12) is installed at the output end of the reducer (11), the output end of the first driving motor (12) is connected to the input end of the reducer (11), winding rollers (13) are fixed on both sides of the output end of the reducer (11), the winding rollers (13) are rotatably connected to the driving mounting frame (10), and the winding rollers (13) are connected to the driving mounting frame (10). 13), a first connecting rope (14) and a second connecting rope (15) are reversely wound on the walking frame (8), a fifth rotating rod (39) is rotatably connected at the top of the walking frame (8) and located on both sides of the reducer (11), auxiliary wheels (40) are fixed at both ends of the outer side of the fifth rotating rod (39), the first connecting rope (14) and the second connecting rope (15) are respectively passed around the corresponding auxiliary wheels (40), and the bottoms of the first connecting rope (14) and the second connecting rope (15) are connected to an adjustable support mounting frame (16).

6. A clean room purification and ventilation device according to claim 5, characterized in that: A guide rod (34) is fixed at the bottom of the walking frame (8) and located on both sides of the adjusting support mounting frame (16); mounting plates (35) corresponding to the guide rod (34) on the same side are mounted on both sides of the adjusting support mounting frame (16); both ends of the mounting plate (35) on the side away from the adjusting support mounting frame (16) are longitudinally rotatably connected to first guide wheels (36); the first guide wheels (36) are rollingly connected to the inner side of the guide rod (34); both ends of the mounting plate (35) on the side away from the adjusting support mounting frame (16) are transversely rotatably connected to second guide wheels (37); the second guide wheels (37) are rollingly connected to the inner side of the guide rod (34).

7. A clean room purification and ventilation device according to claim 5, characterized in that: A mounting opening is provided on one side of the adjustable support mounting frame (16), a filter (7) is provided on the inner side of the adjustable support mounting frame (16), the connecting pipe assembly comprises an outlet pipe (6) connected to the top output end of the filter (7), the top of the outlet pipe (6) is connected to a second connecting pipe (5), the top of the second connecting pipe (5) is connected to a first connecting pipe (4), the first connecting pipe (4) is mounted on the top of the walking frame (8), a telescopic surface (3) is provided on the side of the air duct (2) close to the first connecting pipe (4), and both ends of the first connecting pipe (4) are connected to the corresponding telescopic surfaces (3).

8. A clean room purification and ventilation device according to claim 7, characterized in that: The second connecting pipe (5) is a telescopic pipe, the telescopic surface (3) is a telescopic folding surface, and the telescopic surface (3) is sealedly connected to the air duct (2).

9. A ventilation method for a clean room purification ventilation device, used in a filter element manufacturing production line according to any one of claims 1 to 8, characterized in that: Here are the steps: S1: starting the second drive motor (29), driving the plurality of travel wheels (9) to move simultaneously through the second drive motor (29), thereby driving the travel frame (8) to move as a whole, and transporting the filter (7) to an appropriate horizontal position; S2: starting the first drive motor (12), driving the adjusting support mounting frame (16) to move up and down through the first drive motor (12), and adjusting the filter (7) to a suitable height position through the moving up and down of the adjusting support mounting frame (16); S3: Start the filter (7) to purify and ventilate the interior of the dust-free workshop through the filter (7).

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