A multi-stage air purification equipment for dust-free workshop

Abstract

The present invention discloses a multi-stage air purification device for a dust-free workshop, and specifically relates to the technical field of air purification, comprising a purification frame, one end of the purification frame is fixedly installed with an air inlet pipe, and the end of the purification frame away from the air inlet pipe is fixedly installed with an air outlet pipe, and the opposite ends of the air inlet pipe and the air outlet pipe are fixedly sleeved with a fixed frame. The present invention, by setting a multi-stage purification mechanism, the multi-stage purification mechanism includes a primary purification component and a secondary purification component with the same structure, the purification cloth belt in the primary purification component is located in two second areas, thereby forming two primary purification cloths in the purification frame, and performing two layers of primary purification on the air in the dust-free workshop, the purification cloth belt in the secondary purification component is located in two second areas, thereby forming two secondary purification cloths in the purification frame, and performing two layers of secondary purification on the air in the dust-free workshop, thereby performing multi-stage purification on the air in the dust-free workshop, improving the air purification effect of the dust-free workshop, and facilitating the normal use of the dust-free workshop.

Description

Technical Field

[0001] The invention relates to the technical field of air purification, and in particular to multi-stage air purification equipment for a dust-free workshop. Background Art

[0002] A dust-free workshop is a special production environment. It needs to maintain a dust-free state during the production process to ensure the quality and safety of the product. The dust-free workshop needs to be air purified when in use. Traditional dust-free workshop air purification mostly uses air purification equipment with air purification filters to purify the air in the dust-free workshop. The air purification equipment can only perform a single-stage filtration on the air in the dust-free workshop, resulting in low air purification efficiency and affecting the normal use of the dust-free workshop. For this reason, we propose a dust-free workshop multi-stage air purification equipment to solve the above problems. Summary of the invention

[0003] The object of the present invention is to provide a multi-stage air purification device for a dust-free workshop to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a multi-stage air purification device for a dust-free workshop, comprising a purification frame, an air inlet pipe is fixedly installed at one end of the purification frame, an air outlet pipe is fixedly installed at the end of the purification frame away from the air inlet pipe, the opposite ends of the air inlet pipe and the air outlet pipe are fixedly sleeved with a fixed frame, a ventilation plate is fixedly provided on the bottom of the fixed frame, a multi-stage purification mechanism is provided on the side of the purification frame close to the air inlet pipe, an air intake fan is fixedly installed on the end of the purification frame close to the air outlet pipe, and a sterilization mechanism is provided between the multi-stage purification mechanism and the air intake fan.

[0005] Preferably, the multi-stage purification mechanism includes a primary purification component, a secondary purification component and an auxiliary outer frame, and the auxiliary outer frames are provided with two symmetrically distributed auxiliary outer frames, and the auxiliary outer frames are fixedly installed on the outer wall of the purification frame on one side close to the air inlet pipe, and the opposite sides of the inner wall of the auxiliary outer frame are fixedly provided with a first partition, and the middle parts of the opposite sides of the first partition are vertically installed with a second partition, and the second partition is fixedly installed on the side away from the first partition and the outer wall of the purification frame, and third partitions are provided on both sides of the second partition, and the third partition is fixedly installed between the first partition and the outer wall of the purification frame, and the primary purification component and the secondary purification component are respectively located on both sides of the second partition, and the third partition is respectively located in the middle of the primary purification component and the secondary purification component.

[0006] Preferably, the first-level purification component includes two symmetrically distributed groups of guide belt frames and symmetrically distributed guide rollers, the guide belt frame is fixedly clamped on the inner wall of one side of the purification frame close to the air inlet pipe, and the two ends of the guide belt frame extend to the auxiliary outer frame respectively, the two guide rollers are respectively located at the two ends of the guide belt frame, and the guide rollers are rotatably installed in the corresponding auxiliary outer frames, and the outer sides of the two guide rollers are movably sleeved with purification cloth belts, and the purification cloth belts are movably clamped between the two groups of guide belt frames, and the purification cloth belts movably pass through the purification frame and the first partition, and a sealing strip is fixedly installed on one side of the purification frame close to the purification cloth belt. The purification cloth belt is in contact with the sealing strip, an air buffer cavity is provided in the guide roller, a plurality of evenly distributed air guide holes are provided on the outer wall of the guide roller, the plurality of air guide holes and the air buffer cavity are connected to each other, a sealing rotating part is fixedly provided in the middle of the top end of the guide roller, a connecting branch pipe is provided between the two sealing rotating parts, an end of the connecting branch pipe is fixedly connected to the middle of the sealing rotating part, the connecting branch pipe is fixedly installed on the top end of the auxiliary outer frame, cleaning parts are fixedly installed on the auxiliary outer frame, the two cleaning parts are located between the two guide rollers, and the two cleaning parts are in a staggered distribution structure.

[0007] Preferably, the cleaning member comprises two symmetrically distributed cleaning outer frames, the cleaning outer frames are fixedly connected to the corresponding auxiliary outer frames, the top of the cleaning outer frame extends out of the top of the auxiliary outer frame, the purification cloth belt is placed between the two cleaning outer frames, the top of the cleaning outer frame is integrally formed with a liquid inlet pipe, a three-way pipe is fixedly installed between the two liquid inlet pipes, cleaning grooves are provided on opposite sides of the cleaning outer frames, a cleaning scraper strip is fixedly installed on the side of the cleaning outer frame close to the guide roller, the cleaning scraper strip is in contact with the purification cloth belt, and a waste discharge branch pipe is fixedly installed on the side of the bottom of the auxiliary outer frame close to the cleaning member.

[0008] Preferably, the structure of the secondary purification component is the same as that of the primary purification component, and the bottom ends of the guide rollers in the primary purification component and the secondary purification component are fixedly installed with auxiliary shafts, and the outer fixed sleeve of the auxiliary shaft is provided with a transmission sprocket, and the outer sides of multiple transmission sprockets are meshed and connected with transmission chains.

[0009] Preferably, a worm wheel is fixedly mounted on the bottom end of one of the auxiliary shafts, a worm is meshingly connected to the outer side of the worm wheel, the worm is rotatably mounted on the bottom end of the auxiliary outer frame, a drive motor is fixedly mounted on one side of the bottom end of the auxiliary outer frame close to the worm, and the drive end of the drive motor and one end of the worm are fixedly mounted.

[0010] Preferably, a heat exhaust branch pipe is fixedly installed at the bottom end of the auxiliary outer frame, and a heat exhaust main pipe is fixedly installed at the top end of the two heat exhaust branch pipes.

[0011] Preferably, a connecting main pipe is fixedly installed between the two connecting branch pipes, and a connecting hose is fixedly installed on the top of the connecting main pipe.

[0012] Preferably, a liquid inlet main pipe is fixedly installed between the multiple three-way pipes in the primary purification component and the secondary purification component, and a waste discharge main pipe is fixedly installed at the bottom ends of the multiple waste discharge branch pipes in the primary purification component and the secondary purification component.

[0013] Preferably, the sterilization mechanism comprises a sterilization outer frame, the sterilization outer frame is fixedly mounted on a side of the inner wall of the purification frame close to the air outlet pipe, and a plurality of uniformly distributed ultraviolet lamp tubes are fixedly mounted in the sterilization outer frame.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] 1. A multi-stage purification mechanism is provided, which includes a primary purification component and a secondary purification component with the same structure. The purification cloth belt in the primary purification component is located in the two second areas, thereby forming two primary purification cloths in the purification frame, and performing two layers of primary purification on the air in the dust-free workshop. The purification cloth belt in the secondary purification component is located in the two second areas, thereby forming two secondary purification cloths in the purification frame, and performing two layers of secondary purification on the air in the dust-free workshop. Thus, the air in the dust-free workshop is purified at multiple stages, thereby improving the air purification effect of the dust-free workshop and facilitating the normal use of the dust-free workshop.

[0016] 2. By setting up a multi-stage purification mechanism, the purification belts in the first-level purification components and the second-level purification components are driven to transmit slowly, and the slowly transmitted purification belts are automatically cleaned and dried, which is convenient for automatic replacement and recycling of the purification belts, and does not affect the multi-stage air purification equipment to continuously purify the air in the dust-free workshop at multiple stages.

[0017] 3. By setting up a sterilization mechanism, multiple ultraviolet lamps are controlled to be turned on, and the air after multi-stage purification is sterilized by multiple ultraviolet lamps, which further improves the air treatment effect of the dust-free workshop and further facilitates the normal use of the dust-free workshop. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 It is a schematic diagram of the structure of the present invention.

[0020] Figure 2 This is a schematic diagram of the structural connection after the present invention is split.

[0021] Figure 3 It is a schematic diagram of the structural connection between the purification frame and the multi-stage purification mechanism in the present invention.

[0022] Figure 4 For the present invention Figure 3 The enlarged view of point A in the middle.

[0023] Figure 5 For the present invention Figure 3 The enlarged view of point B in the middle.

[0024] Figure 6 FIG. 1 is another structural connection diagram of the purification frame and the multi-stage purification mechanism in the present invention.

[0025] Figure 7 For the present invention Figure 6 The enlarged image of point C in the middle.

[0026] Figure 8 It is a partial structural schematic diagram of the primary purification component in the present invention,

[0027] Fig. 9 It is a structural schematic diagram of the guide roller in the present invention,

[0028] Fig.10 is a schematic diagram of the structure of the cleaning element in the present invention,

[0029] Fig.11 For the present invention Fig.10 The enlarged view of point D in the middle.

[0030] Fig.12 It is a structural schematic diagram of the sterilization mechanism in the present invention.

[0031] In the figure: 1, purification frame; 2, air inlet pipe; 21, fixed frame; 201, ventilation plate; 3, air outlet pipe; 4, multi-stage purification mechanism; 5, sterilization mechanism; 6, air inlet fan; 41, primary purification component; 42, secondary purification component; 43, auxiliary outer frame; 431, first partition; 432, second partition; 433, third partition; 45, auxiliary shaft; 451, transmission sprocket; 452, transmission chain; 453, worm wheel; 454, worm; 455, driving motor; 46, connecting branch pipe; 461, connecting main pipe; 462, connecting Hose; 47, heat exhaust branch pipe; 471, heat exhaust main pipe; 48, waste exhaust branch pipe; 481, waste exhaust main pipe; 411, belt guide frame; 412, guide roller; 4121, air buffer cavity; 4122, air guide hole; 413, purification cloth belt; 4111, sealing strip; 414, sealing rotating part; 415, cleaning part; 4151, cleaning outer frame; 4152, liquid inlet pipe; 4153, cleaning groove; 4154, cleaning scraper; 4155, three-way pipe; 4156, liquid inlet main pipe; 51, sterilization outer frame; 52, ultraviolet lamp. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions 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 are within the scope of protection of the present invention.

[0033] Example: Figure 1-12 As shown, the present invention provides a multi-stage air purification device for a dust-free workshop, comprising a purification frame 1, an air inlet pipe 2 is fixedly installed at one end of the purification frame 1, an air outlet pipe 3 is fixedly installed at the end of the purification frame 1 away from the air inlet pipe 2, the opposite ends of the air inlet pipe 2 and the air outlet pipe 3 are fixedly sleeved with a fixing frame 21, and a ventilation plate 201 is fixedly provided at the bottom of the fixing frame 21, a multi-stage purification mechanism 4 is provided on the side of the purification frame 1 close to the air inlet pipe 2, an air intake fan 6 is fixedly installed at one end of the purification frame 1 close to the air outlet pipe 3, and a sterilization mechanism 5 is provided between the multi-stage purification mechanism 4 and the air intake fan 6. When in use, the entire multi-stage air purification device is installed in the space above the dust-free workshop, the air intake fan 6 is controlled to be turned on, the air in the dust-free workshop is introduced into the purification frame 1 through the air inlet pipe 2, and multi-stage air purification is performed through the multi-stage purification mechanism 4, and then sterilized through the sterilization mechanism 5. After completion, the air is discharged into the dust-free workshop through the air outlet pipe 3.

[0034] The multi-stage purification mechanism 4 includes a primary purification component 41, a secondary purification component 42 and an auxiliary outer frame 43, wherein the auxiliary outer frame 43 is provided with two symmetrically distributed ones, and the auxiliary outer frame 43 is fixedly installed on the outer wall of the purification frame 1 close to the air inlet pipe 2, and the opposite sides of the inner wall of the auxiliary outer frame 43 are fixedly provided with a first partition 431, and the middle part of the opposite sides of the first partition 431 is vertically installed with a second partition 432, and the second partition 432 is fixedly installed on the outer wall of the purification frame 1 away from the side of the first partition 431. By setting the second partition 432, the auxiliary The auxiliary outer frame 43 is divided into two first areas, and a third partition 433 is provided on both sides of the second partition 432. The third partition 433 is fixedly installed between the first partition 431 and the outer wall of the purification frame 1. By setting the third partition 433, the first area is divided into two second areas. The first-level purification component 41 and the second-level purification component 42 are respectively located on both sides of the second partition 432. The first-level purification component 41 and the second-level purification component 42 are respectively located in the two first areas, and the third partition 433 is respectively located in the middle of the first-level purification component 41 and the second-level purification component 42.

[0035] The first-level purification component 41 includes two groups of symmetrically distributed guide belt frames 411 and symmetrically distributed guide rollers 412. The guide belt frame 411 is fixedly clamped on the inner wall of one side of the purification frame 1 close to the air inlet pipe 2. The two ends of the guide belt frame 411 extend into the auxiliary outer frame 43 respectively. The two groups of guide belt frames 411 are respectively located in the two second areas. The two guide rollers 412 are respectively located at the two ends of the guide belt frame 411. The guide rollers 412 are rotatably installed in the corresponding auxiliary outer frame 43 respectively. The outer sides of the two guide rollers 412 are movably sleeved with a purification cloth belt 413. The purification cloth belt 413 has an elliptical structure. The purification cloth belt 413 is movably clamped between the two groups of guide belt frames 411. The purification cloth belt 413 movably passes through the purification frame 1 and the first partition plate 431. The purification cloth belt 413 in the first-level purification component 41 is located in the two second areas, thereby forming two first-level purification cloths in the purification frame 1, and performing two-layer first-level purification on the air in the dust-free workshop.

[0036] A sealing strip 4111 is fixedly installed on one side of the purification frame 1 close to the purification tape 413, and the purification tape 413 is in contact with the sealing strip 4111. By setting the sealing strip 4111, the purification tape 413, the penetration point of the purification frame 1 and the purification tape 413 are sealed;

[0037] A cleaning member 415 is fixedly installed on the auxiliary outer frame 43, and the two cleaning members 415 are located between the two guide rollers 412, and the two cleaning members 415 are in a staggered distribution structure; the cleaning member 415 includes two symmetrically distributed cleaning outer frames 4151, and the cleaning outer frames 4151 are fixedly clamped in the corresponding auxiliary outer frames 43, and the top of the cleaning outer frames 4151 extends out of the top of the auxiliary outer frame 43, and the purification cloth belt 413 is placed between the two cleaning outer frames 4151. The top of the cleaning outer frames 4151 is integrally formed with a liquid inlet pipe 4152, and a three-way pipe 4155 is fixedly installed between the two liquid inlet pipes 4152. Cleaning grooves 4153 are provided on the opposite sides of the cleaning outer frames 4151. A cleaning scraper 4154 is fixedly installed on one side close to the guide roller 412, and the cleaning scraper 4154 is in contact with the purification cloth belt 413. A waste discharge branch pipe 48 is fixedly installed on one side of the bottom end of the auxiliary outer frame 43 close to the cleaning member 415. When in use, the cleaning liquid is introduced into the corresponding two cleaning outer frames 4151 through the three-way pipe 4155 and the two liquid inlet pipes 4152, and is discharged through the cleaning groove 4153 and discharged on the purification cloth belt 413, so as to clean the slowly transmitted purification cloth belt 413. At the same time, the cleaning scraper 4154 cleans the purification cloth belt 413 by scraping and squeezes out the cleaning waste liquid on the purification cloth belt 413, and the cleaning waste liquid is discharged through the waste discharge branch pipe 48, so as to automatically clean the purification cloth belt 413, so as to facilitate the recycling of the purification cloth belt 413.

[0038] A buffer cavity 4121 is provided in the dispersing roller 412, and a plurality of evenly distributed air guide holes 4122 are provided on the outer wall of the dispersing roller 412. The plurality of air guide holes 4122 and the buffer cavity 4121 are interconnected. A sealing rotating member 414 is fixedly clamped in the middle of the top end of the dispersing roller 412, and a connecting branch pipe 46 is provided between the two sealing rotating members 414. The end of the connecting branch pipe 46 is fixedly clamped in the middle of the sealing rotating member 414, and the connecting branch pipe 46 is fixedly installed on the top end of the auxiliary outer frame 43. By setting the sealing rotating member 414, when the connecting branch pipe 46 is fixed, the sealing rotation between the dispersing roller 412 and the connecting branch pipe 46 is not affected. When in use, dry hot air is introduced into the buffer cavity 4121 in the corresponding dispersing roller 412 through the connecting branch pipe 46, and is evenly discharged through the plurality of air guide holes 4122, so as to automatically dry the cleaned purification belt 413, thereby facilitating the recycling of the purification belt 413.

[0039] The structure of the secondary purification component 42 is the same as that of the primary purification component 41. The purification cloth belt 413 in the secondary purification component 42 is located in the two second areas, so that two secondary purification cloths are formed in the purification frame 1, and two layers of secondary purification are performed on the air in the dust-free workshop, thereby performing multi-stage purification on the air in the dust-free workshop, improving the air purification effect of the dust-free workshop, and facilitating the normal use of the dust-free workshop;

[0040] The bottom ends of the guide rollers 412 in the primary purification element 41 and the secondary purification element 42 are fixedly mounted with auxiliary shafts 45, and a transmission sprocket 451 is fixedly sleeved on the outside of the auxiliary shaft 45, and a plurality of transmission sprockets 451 are meshedly connected to the outside of a transmission chain 452; a worm wheel 453 is fixedly mounted on the bottom end of one of the auxiliary shafts 45, and a worm 454 is meshedly connected to the outside of the worm wheel 453, and the worm 454 is rotatably mounted on the bottom end of the auxiliary outer frame 43, and the bottom end of the auxiliary outer frame 43 is fixed on one side close to the worm 454. A driving motor 455 is installed, and the driving end of the driving motor 455 and one end of the worm 454 are fixedly installed. When in use, the driving motor 455 is controlled to start driving the worm 454 to drive the worm wheel 453 to rotate, thereby driving one of the auxiliary shafts 45 to rotate, and cooperate with the transmission of multiple transmission sprockets 451 and transmission chains 452 to drive multiple auxiliary shafts 45 to rotate synchronously, and then drive multiple guide rollers 412 to rotate synchronously, and synchronously drive the purification belts 413 in the primary purification component 41 and the secondary purification component 42 to be slowly transmitted.

[0041] A connecting main pipe 461 is fixedly installed between the two connecting branch pipes 46, and a connecting hose 462 is fixedly installed on the top of the connecting main pipe 461. The end of the connecting hose 462 is connected to the output end of the dry hot air pump. When in use, the dry hot air pump is controlled to start, and the dry hot air is introduced into the corresponding first-level purification component 41 and the secondary purification component 42 through the connecting hose 462, the connecting main pipe 461, and the two connecting branch pipes 46 into the slow air cavity 4121 in the guide roller 412.

[0042] The bottom end of the auxiliary outer frame 43 is fixedly installed with a heat exhaust branch pipe 47, and the top of the two heat exhaust branch pipes 47 is fixedly installed with a heat exhaust main pipe 471. After the cleaned purification cloth belt 413 is automatically dried, the waste hot air is discharged through the two heat exhaust branch pipes 47 and the heat exhaust main pipe 471.

[0043] A liquid inlet main pipe 4156 is fixedly installed between the multiple three-way pipes 4155 in the primary purification component 41 and the secondary purification component 42. When in use, the end of the liquid inlet main pipe 4156 is connected to the output end of the cleaning liquid output pump, and the cleaning liquid output pump is controlled to start. The cleaning liquid is introduced into the cleaning outer frame 4151 in the corresponding primary purification component 41 and the secondary purification component 42 through the liquid inlet main pipe 4156, the multiple three-way pipes 4155, and the multiple liquid inlet pipes 4152. A waste discharge main pipe 481 is fixedly installed at the bottom end of the multiple waste discharge branch pipes 48 in the primary purification component 41 and the secondary purification component 42, and the cleaning waste liquid is discharged through the multiple waste discharge branch pipes 48 and the waste discharge main pipe 481.

[0044] The sterilization mechanism 5 includes a sterilization outer frame 51, which is fixedly installed on one side of the inner wall of the purification frame 1 close to the air outlet pipe 3. A plurality of evenly distributed ultraviolet lamp tubes 52 are fixedly installed in the sterilization outer frame 51. When in use, the plurality of ultraviolet lamp tubes 52 are controlled to be turned on, and the air after multi-stage purification passes through the plurality of ultraviolet lamp tubes 52 for sterilization, thereby further improving the air treatment effect of the dust-free workshop and further facilitating the normal use of the dust-free workshop.

[0045] Working principle: When in use, the entire multi-stage air purification device is installed in the space above the dust-free workshop, the end of the connecting hose 462 is connected to the output end of the dry hot air pump, the end of the liquid inlet main pipe 4156 is connected to the output end of the cleaning liquid output pump, the air intake fan 6 is controlled to be turned on, and the air in the dust-free workshop is introduced into the purification frame 1 through the air intake pipe 2, and multi-stage air purification is performed through the multi-stage purification mechanism 4, and then sterilization is performed through the sterilization mechanism 5. After completion, it is discharged into the dust-free workshop through the air outlet pipe 3;

[0046] The auxiliary outer frame 43 is divided into two first areas by setting the second partition 432, and the first area is divided into two second areas by setting the third partition 433;

[0047] The purification cloth belt 413 in the primary purification part 41 is located in the two second areas, so that two primary purification cloths are formed in the purification frame 1, and the air in the dust-free workshop is purified in two layers at the primary level. The purification cloth belt 413 in the secondary purification part 42 is located in the two second areas, so that two secondary purification cloths are formed in the purification frame 1, and the air in the dust-free workshop is purified in two layers at the secondary level, thereby performing multi-stage purification on the air in the dust-free workshop, improving the air purification effect of the dust-free workshop, and facilitating the normal use of the dust-free workshop;

[0048] After the primary purification element 41 and the secondary purification element 42 have been used for a period of time, some dust is attached to the primary purification cloth and the secondary purification cloth in the purification frame 1 and needs to be cleaned;

[0049] At this time, the driving motor 455 is controlled to start driving the worm 454 to drive the worm wheel 453 to rotate, thereby driving one of the auxiliary shafts 45 to rotate, and the transmission of multiple transmission sprockets 451 and transmission chains 452 is used to drive multiple auxiliary shafts 45 to rotate synchronously, thereby driving multiple guide rollers 412 to rotate synchronously, and synchronously driving the purification belts 413 in the primary purification component 41 and the secondary purification component 42 to slowly transmit;

[0050] At the same time, the cleaning liquid output pump is controlled to start, and the cleaning liquid is introduced into the cleaning outer frame 4151 of the corresponding first-level purification component 41 and the second-level purification component 42 through the liquid inlet main pipe 4156, multiple three-way pipes 4155, and multiple liquid inlet pipes 4152, and is discharged through the cleaning through groove 4153, and is discharged on the purification cloth belt 413 of the corresponding first-level purification component 41 and the second-level purification component 42, so as to clean the slowly transmitted purification cloth belt 413. At the same time, the cleaning scraper 4154 scrapes and cleans the purification cloth belt 413, and squeezes out the cleaning waste liquid on the purification cloth belt 413, and the cleaning waste liquid is discharged through multiple waste discharge branch pipes 48 and the waste discharge main pipe 481;

[0051] At the same time, the dry hot air pump is controlled to start, and the dry hot air is introduced into the corresponding first-level purification component 41 and the slow air cavity 4121 in the guide roller 412 of the second-level purification component 42 through the connecting hose 462, the connecting main pipe 461, and the two connecting branches 46, and is evenly discharged through a plurality of air guide holes 4122, so as to automatically dry the cleaned purification cloth belt 413, facilitate the recycling of the purification cloth belt 413, and realize the automatic cleaning, automatic drying and automatic replacement of the first-level purification cloth and the second-level purification cloth in the purification frame 1, without affecting the multi-stage air purification equipment to continuously perform multi-stage purification on the air in the dust-free workshop;

[0052] The plurality of ultraviolet lamps 52 are controlled to be turned on, and the air after multi-stage purification passes through the plurality of ultraviolet lamps 52 for sterilization, thereby further improving the air treatment effect of the dust-free workshop and further facilitating the normal use of the dust-free workshop.

[0053] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A multi-stage air purification device for a clean room, comprising a purification frame (1), characterized in that: An air inlet pipe (2) is fixedly mounted on one end of the purification frame (1), an air outlet pipe (3) is fixedly mounted on one end of the purification frame (1) away from the air inlet pipe (2), a fixed frame (21) is fixedly mounted on opposite ends of the air inlet pipe (2) and the air outlet pipe (3), a ventilation plate (201) is fixedly mounted on the bottom of the fixed frame (21), a multi-stage purification mechanism (4) is provided on one side of the purification frame (1) close to the air inlet pipe (2), an air inlet fan (6) is fixedly mounted on one end of the purification frame (1) close to the air outlet pipe (3), and a sterilization mechanism (5) is provided between the multi-stage purification mechanism (4) and the air inlet fan (6); The multi-stage purification mechanism (4) comprises a primary purification component (41), a secondary purification component (42) and an auxiliary outer frame (43), wherein the auxiliary outer frame (43) is provided with two symmetrically distributed ones, wherein the auxiliary outer frame (43) is fixedly mounted on an outer wall of a side of the purification frame (1) close to the air inlet pipe (2), wherein first baffles (431) are fixedly mounted on opposite sides of the inner wall of the auxiliary outer frame (43), and second baffles (432) are vertically mounted on the middle parts of opposite sides of the first baffles (431), and the second baffles (432) are fixedly mounted on the inner wall of the auxiliary outer frame (43). 2) a side away from the first partition (431) and fixedly installed on the outer wall of the purification frame (1), a third partition (433) is provided on both sides of the second partition (432), the third partition (433) is fixedly installed between the first partition (431) and the outer wall of the purification frame (1), the first-level purification component (41) and the second-level purification component (42) are respectively located on both sides of the second partition (432), and the third partition (433) is respectively located in the middle of the first-level purification component (41) and the second-level purification component (42); The primary purification element (41) comprises two groups of symmetrically distributed belt guide frames (411) and symmetrically distributed guide rollers (412); the belt guide frame (411) is fixedly clamped on the inner wall of one side of the purification frame (1) close to the air inlet pipe (2); the two ends of the belt guide frame (411) extend into the auxiliary outer frame (43); the two guide rollers (412) are respectively located at the two ends of the belt guide frame (411); the guide rollers (412) are respectively rotatably mounted in the corresponding auxiliary outer frame (43); the outer sides of the two guide rollers (412) are movably sleeved with a purification cloth belt (413); the purification cloth belt (413) is movably clamped between the two groups of belt guide frames (411); the purification cloth belt (413) movably passes through the purification frame (1) and the first partition plate (431); a sealing strip (4111) is fixedly mounted on the side of the purification frame (1) close to the ... is movably clamped between the two groups of belt guide frames (411); the purification cloth belt (413) is movably clamped between the two groups of belt guide frames (411); the purification cloth belt (413) is movably clamped on the side of the purification frame (1) close to the purification cloth belt (413); the purification cloth belt (413) is movably clamped between the two groups of belt guide frames (41 The belt (413) is in contact with the sealing strip (4111), a slow-gas cavity (4121) is provided in the guide roller (412), a plurality of evenly distributed air guide holes (4122) are provided on the outer wall of the guide roller (412), the plurality of air guide holes (4122) and the slow-gas cavity (4121) are connected to each other, a sealing rotating member (414) is fixedly clamped in the middle of the top end of the guide roller (412), a connecting branch pipe (46) is provided between the two sealing rotating members (414), an end of the connecting branch pipe (46) is fixedly clamped in the middle of the sealing rotating member (414), the connecting branch pipe (46) is fixedly mounted on the top end of the auxiliary outer frame (43), a cleaning member (415) is fixedly mounted on the auxiliary outer frame (43), the two cleaning members (415) are located between the two guide rollers (412), and the two cleaning members (415) are in a staggered distribution structure; The cleaning member (415) comprises two symmetrically distributed cleaning outer frames (4151), the cleaning outer frames (4151) being fixedly clamped in corresponding auxiliary outer frames (43), the top of the cleaning outer frames (4151) extending out of the top of the auxiliary outer frames (43), the purification cloth belt (413) being placed between the two cleaning outer frames (4151), the tops of the cleaning outer frames (4151) being integrally formed with liquid inlet pipes (4152), the two liquid inlet pipes (4152) 152), a three-way pipe (4155) is fixedly installed between the auxiliary outer frame (43), cleaning grooves (4153) are provided on opposite sides of the cleaning outer frame (4151), a cleaning scraper (4154) is fixedly installed on the side of the cleaning outer frame (4151) close to the guide roller (412), and the cleaning scraper (4154) is in contact with the purification cloth belt (413), and a waste discharge branch pipe (48) is fixedly installed on the side of the bottom end of the auxiliary outer frame (43) close to the cleaning member (415).

2. The multi-stage air purification equipment for a clean room according to claim 1, characterized in that: The structure of the secondary purification element (42) is the same as that of the primary purification element (41); the bottom ends of the guide rollers (412) in the primary purification element (41) and the secondary purification element (42) are fixedly mounted with auxiliary shafts (45); a transmission sprocket (451) is fixedly sleeved on the outside of the auxiliary shaft (45); and a plurality of transmission sprockets (451) are meshedly connected to the outsides thereof with transmission chains (452).

3. The multi-stage air purification equipment for a clean room according to claim 2, characterized in that: A worm wheel (453) is fixedly mounted on the bottom end of one of the auxiliary shafts (45), a worm (454) is meshingly connected to the outside of the worm wheel (453), the worm (454) is rotatably mounted on the bottom end of the auxiliary outer frame (43), a drive motor (455) is fixedly mounted on one side of the bottom end of the auxiliary outer frame (43) close to the worm (454), and a drive end of the drive motor (455) and one end of the worm (454) are fixedly mounted.

4. The multi-stage air purification equipment for a dust-free workshop according to claim 2, characterized in that: A heat exhaust branch pipe (47) is fixedly mounted on the bottom end of each of the auxiliary outer frames (43), and a heat exhaust main pipe (471) is fixedly mounted on the top ends of the two heat exhaust branch pipes (47).

5. The multi-stage air purification equipment for a clean room according to claim 2, characterized in that: A connecting main pipe (461) is fixedly installed between the two connecting branch pipes (46), and a connecting hose (462) is fixedly installed at the top of the connecting main pipe (461).

6. The multi-stage air purification equipment for a clean room according to claim 2, characterized in that: A liquid inlet main pipe (4156) is fixedly installed between the plurality of three-way pipes (4155) in the primary purification component (41) and the secondary purification component (42), and a waste discharge main pipe (481) is fixedly installed at the bottom ends of the plurality of waste discharge branch pipes (48) in the primary purification component (41) and the secondary purification component (42).

7. The multi-stage air purification equipment for a clean room according to claim 1, characterized in that: The sterilization mechanism (5) comprises a sterilization outer frame (51), the sterilization outer frame (51) being fixedly mounted on a side of the inner wall of the purification frame (1) close to the air outlet pipe (3), and a plurality of uniformly distributed ultraviolet lamp tubes (52) being fixedly mounted in the sterilization outer frame (51).

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