Filtering device for producing cellulose-based fluorescent paper

Abstract

The invention discloses a filtering device for producing cellulose-based fluorescent paper, and belongs to the technical field of filtering devices.The filtering device comprises a vacuum filtering machine body, a conveying pipe is fixedly embedded in the bottom of the vacuum filtering machine body, and one end of the conveying pipe is fixedly connected with a draw-off pump; the bottom end of the filter pipe is movably connected to the top end of the transmission pipe, each group of stirring components are arranged on the power component, and the transmission component is arranged on the stirring components; through adjustment of a fixed motor, a rotating rod rotates and drives a stirring rod to rotate, a conveying plate moves, paper pulp is turned over, meanwhile, a scraping plate is driven to rotate along a filtering pipe, a fixed electric telescopic rod pushes a scraping strip and the scraping plate to move up and down, the scraping strip scrapes the surface of the filtering pipe, the filtering pipe is prevented from being blocked, and the filtering speed is increased; two fixed electric telescopic rods push a scraping strip to drive the filter pipe to move until the filter pipe partially moves out of the vacuum filter body, so that a user can conveniently detach and replace the filter pipe.

Description

Technical Field

[0001] The invention belongs to the technical field of filtering devices, in particular to a filtering device for producing cellulose-based fluorescent paper. Background Art

[0002] Cellulose-based fluorescent paper is a functional paper material that uses natural cellulose as a carrier and is endowed with adjustable fluorescent properties through rare earth metal ion doping or nano-composite technology. It is widely used in anti-counterfeiting labels, flexible displays, and smart packaging. The cellulose-based fluorescent paper filter is used in the papermaking process. The obtained pulp needs to be further cleaned, filtered through a filter to drain the water and purify it, and then various additives are added to obtain the desired quality and color.

[0003] Existing filtering devices for producing cellulose-based fluorescent paper, in actual filtration, mostly use static filter screens or fixed filter tube structures. The filter screens are easily clogged during filtration, and it is difficult to simultaneously achieve pulp turning and filter surface cleaning through a single stirring shaft or fixed scraper. Existing filtering devices for producing cellulose-based fluorescent paper, filter tubes are mostly fixed inside the equipment through flanges or buckles, which are not convenient for disassembly and replacement. Summary of the invention

[0004] The object of the present invention is to provide a filtering device for producing cellulose-based fluorescent paper, wherein a fixed motor drives a fixed rod and a fixed gear to rotate, and the fixed gear and a transmission gear are meshed to make the rotating plate drive the rotating rod to rotate, and at the same time, through the meshing of a connecting gear and a linkage gear, the rotating rod drives the stirring rod to rotate while rotating, and at the same time, the transmission plate moves to flip the pulp, and the support, the scraper and the fixed ring are driven to rotate along the filter tube through the rotation of the rotating rod, and the connecting block is pushed to move by the fixed electric telescopic rod, thereby pushing the scraper bar and the scraper bar to move up and down, so that the scraper bar scrapes the surface of the filter tube to avoid clogging of the filter tube, and the scraper bar scrapes the inner wall of the vacuum filter body to avoid the pulp adhering to the inner wall of the vacuum filter body, which can increase the filtering speed when filtering the pulp, and also improve the cleaning efficiency when cleaning the pulp, and the scraper bar is driven by two of the fixed electric telescopic rods to drive the filter tube to move until the filter tube part moves out of the vacuum filter body, so that the user can disassemble and replace the filter tube conveniently.

[0005] The technical solution adopted by the present invention is as follows: A filtering device for producing cellulose-based fluorescent paper, comprising: a vacuum filter body, a transmission pipe is fixedly embedded at the bottom of the vacuum filter body, and one end of the transmission pipe is fixedly connected to an extraction pump; a filter pipe, the bottom end of the filter pipe is movably connected to the top end of the transmission pipe; a fixed threaded cover, the fixed threaded cover is threadedly connected to the top of the vacuum filter body; a turning mechanism, the turning mechanism includes a power component, four groups of stirring components and a transmission component, the power component is arranged on the vacuum filter body, each group of the stirring components is arranged on the power component, and the transmission component is arranged on the stirring component; a moving mechanism, the moving mechanism includes two groups of connecting components, four protective pipes, two groups of pushing components and four groups of fixing components, each of the protective pipes and the two groups of connecting components is arranged on the turning mechanism, each group of the pushing components is arranged on the protective pipe, and each group of the fixing components is arranged on the connecting component; and a transmission mechanism, the transmission mechanism includes a transmission component and a rotating component, the transmission component is arranged on the vacuum filter body, and the rotating component is arranged on the transmission component.

[0006] Among them, the power component includes a fixed motor, a fixed rod, a fixed gear, a transmission gear and a rotating plate. The fixed motor is fixedly connected to the top of the vacuum filter body. The top end of the fixed rod is fixedly connected to the output end of the fixed motor. The fixed gear is fixedly sleeved on the outer surface of the fixed rod. The rotating plate is rotatably embedded between the inner walls of the vacuum filter body. The bottom end of the transmission gear is fixedly connected to the top of the rotating plate, and the transmission gear meshes with the fixed gear.

[0007] Among them, each group of the stirring components includes a rotating rod, a plurality of stirring rods and a transmission plate. One end of the rotating rod rotatably penetrates through the top of the rotating plate. One end of each stirring rod is fixedly connected to the outer surface of the rotating rod. The other end of the rotating rod is rotatably connected to the top of the transmission plate.

[0008] Among them, one end of two of the protective pipes is fixedly connected to the bottom of the rotating plate, and one end of the other two protective pipes is fixedly connected to the top of the transmission plate.

[0009] Among them, the transmission component includes four connecting gears and a linkage gear. The top end of the linkage gear is fixedly connected to the upper inner wall of the vacuum filter body. Each of the connecting gears is fixedly sleeved on the outer surface of the rotating rod, and each of the connecting gears meshes with the linkage gear.

[0010] Among them, each group of the connecting components includes a fixed ring and two support members. One end of each support member is fixedly connected to the outer surface of the fixed ring. Each support member is slidably sleeved on the outer surface of the rotating rod.

[0011] Among them, each group of the pushing components includes two fixed electric telescopic rods, two connecting blocks and two scraping plates. One end of each fixed electric telescopic rod is fixedly connected to one inner wall of the protective tube. One end of each connecting block is fixedly connected to the extending end of the fixed electric telescopic rod. Each connecting block is fixedly connected between the scraping plate and the support member.

[0012] Among them, each group of the fixing components includes a pushing electric telescopic rod, a fixing plate and a scraping strip. One end of the pushing electric telescopic rod is fixedly connected to the outer surface of one side of the fixed ring. One outer surface of the fixing plate is fixedly connected to the extending end of the pushing electric telescopic rod. One outer surface of the scraping strip is fixedly connected to the other outer surface of the fixing plate.

[0013] Among them, the transmission component includes a transmission roller and a plurality of diversion grooves. A transmission groove is opened at the bottom of the vacuum filter body. The transmission roller is rotatably connected between the inner walls of both sides of the transmission groove. A plurality of the diversion grooves are opened on the outer surface of the transmission roller.

[0014] Among them, the rotating component includes a transmission motor, two transmission gears and a fixed box. The fixed box is fixedly connected to the outer surface of the vacuum filter body. The transmission motor is fixedly connected to the outer surface of one side of the fixed box. One of the transmission gears is fixedly sleeved on the output end of the transmission motor. The other transmission gear is fixedly sleeved on the outer surface of the transmission roller. The two transmission gears are meshed with each other.

[0015] In summary, due to the adoption of the above technical solutions, the beneficial effects of the present invention are as follows:

[0016] (1) In the present invention, the fixed motor drives the fixed rod and the fixed gear to rotate. Through the meshing of the fixed gear and the transmission gear, the rotating plate drives the rotating rod to rotate. At the same time, through the meshing of the connecting gear and the linkage gear, the rotating rod drives the stirring rod to rotate while rotating, and at the same time makes the transmission plate move to turn the pulp. Through the rotation of the rotating rod, the support member, the scraping plate and the fixed ring are driven to rotate along the filter tube. The fixed electric telescopic rod pushes the connecting block to move, thereby pushing the scraping strip and the scraping plate to move up and down, so that the scraping strip scrapes the surface of the filter tube to prevent the filter tube from being blocked, and the scraping plate scrapes the inner wall of the vacuum filter body to prevent the pulp from adhering to the inner wall of the vacuum filter body, which can filter the pulp and increase the filtering speed.

[0017] (2) In the present invention, two of the fixed electric telescopic rods push the scraping strip to drive the filter tube to move until a part of the filter tube moves out of the outside of the vacuum filter body, which is convenient for the user to disassemble and replace the filter tube. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is the front perspective view of the present invention;

[0019] Figure 2 is the front elevation partial sectional view of the present invention;

[0020] Figure 3 is the front elevation half-sectional view of the present invention;

[0021] Figure 4 is the side elevation half-sectional view of the present invention;

[0022] Figure 5 is the partial top elevation sectional view of the present invention;

[0023] Figure 6 is the top elevation partial sectional view of the present invention;

[0024] Figure 7 is the partial top elevation sectional view of the vacuum filter body of the present invention;

[0025] Figure 8 is the front elevation perspective view of the transmission mechanism part of the present invention;

[0026] Figure 9 is the partial front elevation perspective view of the present invention.

[0027] Reference numerals in the figure: 1, vacuum filter body; 2, turning mechanism; 201, fixed motor; 202, fixed rod; 203, fixed gear; 204, transmission gear; 205, rotating plate; 206, rotating rod; 207, connecting gear; 208, linkage gear; 209, stirring rod; 210, transmission plate; 3, transmission mechanism; 301, transmission motor; 302, transmission gear; 303, fixed box; 304, transmission roller; 305, diversion groove; 4, fixed threaded cover; 5, filter pipe; 6, moving mechanism; 601, protective pipe; 602, fixed electric telescopic rod; 603, connecting block; 604, scraping plate; 605, support member; 606, fixed ring; 607, pushing electric telescopic rod; 608, fixing plate; 609, scraping strip; 7, transmission pipe; 8, extraction pump. Detailed implementation manners

[0028] In order to make the objectives, technical solutions and advantages of the present invention clearer and more understandable, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0029] Refer to Figures 1-9: The present invention provides a technical solution: a filtering device for producing cellulose-based fluorescent paper, comprising: a vacuum filter body 1, a transmission pipe 7 is fixedly embedded at the bottom of the vacuum filter body 1, and one end of the transmission pipe 7 is fixedly connected to an extraction pump 8; a filter pipe 5, the bottom end of the filter pipe 5 is movably connected to the top end of the transmission pipe 7; a fixed threaded cover 4, the fixed threaded cover 4 is threadedly connected to the top of the vacuum filter body 1; a turning mechanism 2, the turning mechanism 2 includes a power component, four groups of stirring components and a transmission component, the power component is arranged on the vacuum filter body 1, each group of stirring components is arranged on the power component, and the transmission component is arranged on the stirring component; a moving mechanism 6, the moving mechanism 6 includes two groups of connecting components, four protective pipes 601, two groups of pushing components and four groups of fixing components, each protective pipe 601 and two groups of connecting components are arranged on the turning mechanism 2, each group of pushing components is arranged on the protective pipe 601, and each group of fixing components is arranged on the connecting component; and a transmission mechanism 3, the transmission mechanism 3 includes a transmission component and a rotating component, the transmission component is arranged on the vacuum filter body 1, and the rotating component is arranged on the transmission component.

[0030] In this embodiment: The vacuum filter body 1 is used for vacuum filtration. The extraction pump 8 is provided for transmitting waste water. The output end of the extraction pump 8 is connected to an external waste water tank in a communicating manner. The fixed threaded cover 4 can limit and fix the filter pipe 5. The turning mechanism 2 is provided for turning the pulp. The power component is used for providing rotational power. The four groups of stirring components are provided for stirring the pulp. The transmission component is provided for transmission. The moving mechanism 6 can move up and down the filter pipe 5 to prevent the filter pipe 5 from being blocked. When disassembling the filter pipe 5, it can assist the user to disassemble the filter pipe 5, facilitating the user to disassemble the filter pipe 5. The two groups of connecting components are provided for installing the two groups of pushing components and the four groups of fixing components. The four protective pipes 601 are connected for protecting the two groups of pushing components. The two groups of pushing components can adjust the height of the connecting component. The four groups of fixing components are provided for fixing the filter pipe 5 or cleaning the filter pipe 5 to prevent the filter pipe 5 from being blocked. The transmission mechanism 3 is provided for transmitting the pulp. The rotating component can drive the transmission component to rotate for transmitting the pulp. The principle and structure of the vacuum filter body 1 and the extraction pump 8 belong to the common knowledge of those skilled in the art and will not be introduced in detail here. Their models can be selected according to the actual usage situation.

[0031] Specifically, the power component includes a fixed motor 201, a fixed rod 202, a fixed gear 203, a transmission gear 204, and a rotating plate 205. The fixed motor 201 is fixedly connected to the top of the vacuum filter body 1. The top end of the fixed rod 202 is fixedly connected to the output end of the fixed motor 201. The fixed gear 203 is fixedly sleeved on the outer surface of the fixed rod 202. The rotating plate 205 is rotatably embedded between the inner walls of the vacuum filter body 1. The bottom end of the transmission gear 204 is fixedly connected to the top of the rotating plate 205, and the transmission gear 204 meshes with the fixed gear 203.

[0032] In this embodiment: By turning on the fixed motor 201, the fixed motor 201 drives the fixed rod 202 and the fixed gear 203 to rotate. Through the meshing of the fixed gear 203 and the transmission gear 204, the rotating plate 205 rotates. The principle and structure of the fixed motor 201 are common knowledge in the art and will not be introduced in detail here. Its model can be selected according to actual usage.

[0033] Specifically, each set of stirring components includes a rotating rod 206, a plurality of stirring rods 209, and a transmission plate 210. One end of the rotating rod 206 rotatably penetrates the top of the rotating plate 205. One end of each stirring rod 209 is fixedly connected to the outer surface of the rotating rod 206. The other end of the rotating rod 206 is rotatably connected to the top of the transmission plate 210. One end of two of the protective tubes 601 is fixedly connected to the bottom of the rotating plate 205, and one end of the other two protective tubes 601 is fixedly connected to the top of the transmission plate 210.

[0034] In this embodiment: The rotation of the rotating plate 205 drives the rotation of the rotating rod 206. The rotating rod 206 can drive a plurality of stirring rods 209 and the transmission plate 210 to rotate, which can filter the pulp and increase the filtration speed, or improve the cleaning efficiency when cleaning the pulp.

[0035] Specifically, the transmission component includes four connecting gears 207 and a linkage gear 208. The top end of the linkage gear 208 is fixedly connected to the upper inner wall of the vacuum filter body 1. Each connecting gear 207 is fixedly sleeved on the outer surface of the rotating rod 206, and each connecting gear 207 meshes with the linkage gear 208.

[0036] In this embodiment: The four connecting gears 207 and the linkage gear 208 are provided for transmission, which can drive the rotating rod 206 to rotate and drive the stirring rod 209 to rotate simultaneously, and at the same time move the transmission plate 210 to stir the pulp.

[0037] Specifically, each set of connecting components includes a fixed ring 606 and two support members 605. One end of each support member 605 is fixedly connected to the outer surface of the fixed ring 606. Each support member 605 is slidably sleeved on the outer surface of the rotating rod 206.

[0038] In this embodiment, the fixing ring 606 and the two supporting members 605 are provided for installing and fixing components.

[0039] Specifically, each set of pushing components includes two fixed electric telescopic rods 602, two connecting blocks 603 and two scraping plates 604. One end of each fixed electric telescopic rod 602 is fixedly connected to the inner wall of one side of the protective tube 601. One end of each connecting block 603 is fixedly connected to the extending end of the fixed electric telescopic rod 602. Each connecting block 603 is fixedly connected between the scraping plate 604 and the supporting member 605.

[0040] In this embodiment, the fixed electric telescopic rod 602 can adjust the positions of the fixing ring 606 and the scraping plate 604. The scraping plate 604 can scrape the pulp on the inner wall of the vacuum filter body 1, avoiding the pulp from adhering to the inner wall of the vacuum filter body 1. The principle and structure of the fixed electric telescopic rod 602 are common knowledge in the art and will not be introduced in detail here. Its model can be selected according to the actual use situation.

[0041] Specifically, each set of fixing components includes a pushing electric telescopic rod 607, a fixing plate 608 and a scraping strip 609. One end of the pushing electric telescopic rod 607 is fixedly connected to the outer surface of one side of the fixing ring 606. The outer surface of one side of the fixing plate 608 is fixedly connected to the extending end of the pushing electric telescopic rod 607. The outer surface of one side of the scraping strip 609 is fixedly connected to the outer surface of the other side of the fixing plate 608.

[0042] In this embodiment, the pushing electric telescopic rod 607 can push the fixing plate 608 and the scraping strip 609 to move, adjusting the scraping strip 609 to closely adhere to the filter tube 5 or fixing the filter tube 5. The principle and structure of the pushing electric telescopic rod 607 are common knowledge in the art and will not be introduced in detail here. Its model can be selected according to the actual use situation.

[0043] Specifically, the transmission component includes a transmission roller 304 and a plurality of diversion grooves 305. A transmission groove is formed at the bottom of the vacuum filter body 1. The transmission roller 304 is rotatably connected between the inner walls on both sides of the transmission groove. A plurality of diversion grooves 305 are formed on the outer surface of the transmission roller 304.

[0044] In this embodiment, the bottoms of the plurality of diversion grooves 305 are in a slope shape. The transmission roller 304 and the plurality of diversion grooves 305 are provided for transmitting pulp.

[0045] Specifically, the rotating components include a transmission motor 301, two transmission gears 302, and a fixed box 303. The fixed box 303 is fixedly connected to the outer surface of the vacuum filter body 1. The transmission motor 301 is fixedly connected to the outer surface of one side of the fixed box 303. One of the transmission gears 302 is fixedly sleeved on the output end of the transmission motor 301, and the other transmission gear 302 is fixedly sleeved on the outer surface of the transmission roller 304. The two transmission gears 302 are meshed with each other.

[0046] In this embodiment: The transmission motor 301 drives one of the transmission gears 302 to rotate. Through the meshing of the two transmission gears 302, the transmission roller 304 rotates. Coupled with the cooperation of the diversion groove 305, the pulp can be transmitted. The principle structure of the transmission motor 301 belongs to the common knowledge of those skilled in the art and will not be introduced in detail here. Its model can be selected according to the actual usage situation.

[0047] The following details the usage method of a filtering device for producing cellulose-based fluorescent paper provided by an embodiment of the present invention. The usage method includes the following steps: During filtration, the pushing electric telescopic rod 607 is turned on to push the fixing plate 608 and the scraping strip 609 to move, so that the scraping strip 609 is tightly attached to the filter tube 5. The vacuum filter body 1 and the extraction pump 8 are turned on simultaneously. At the same time, the fixing motor 201 is turned on. The fixing motor 201 drives the fixing rod 202 and the fixing gear 203 to rotate. Through the meshing of the fixing gear 203 and the transmission gear 204, the rotating plate 205 drives the rotating rod 206 to rotate. At the same time, through the meshing of the connecting gear 207 and the linkage gear 208, the rotating rod 206 drives the stirring rod 209 to rotate while rotating, and at the same time, the transmission plate 210 moves to turn over the pulp. Through the rotation of the rotating rod 206, the support member 605, the scraping plate 604, and the fixing ring 606 are driven to rotate along the filter tube 5. The fixing electric telescopic rod 602 is turned on to push the connecting block 603 to move, thereby pushing the scraping strip 609 and the scraping plate 604 to move up and down, so that the scraping strip 609 scrapes the surface of the filter tube 5 to prevent the filter tube 5 from being blocked, and the scraping plate 604 scrapes the inner wall of the vacuum filter body 1 to prevent the pulp from adhering to the inner wall of the vacuum filter body 1. It can increase the filtration speed when filtering the pulp and improve the cleaning efficiency when cleaning the pulp. When transmitting the pulp, the transmission motor 301 is turned on to drive one of the transmission gears 302 to rotate. Through the meshing of the two transmission gears 302, the transmission roller 304 rotates. Coupled with the cooperation of the diversion groove 305, the pulp can be transmitted. When the filter tube 5 needs to be disassembled, the fixing threaded cover 4 is unscrewed, and the pushing electric telescopic rod 607 is turned on to push the fixing plate 608 and the scraping strip 609 to move, so that the two scraping strips 609 fix the filter tube 5. Two of the fixing electric telescopic rods 602 are used to push the scraping strip 609 to drive the filter tube 5 to move until a part of the filter tube 5 moves out of the outside of the vacuum filter body 1, which is convenient for the user to disassemble and replace the filter tube 5.

[0048] The above are only the preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. A filtering device for producing cellulose-based fluorescent paper, characterized in that: include: A vacuum filter body (1), wherein a transmission pipe (7) is fixedly embedded at the bottom of the vacuum filter body (1), and one end of the transmission pipe (7) is fixedly connected to an extraction pump (8); A filter tube (5), the bottom end of the filter tube (5) being movably connected to the top end of the transmission tube (7); A fixed threaded cover (4), wherein the fixed threaded cover (4) is threadedly connected to the top of the vacuum filter body (1); A turning mechanism (2), the turning mechanism (2) comprising a power component, four groups of stirring components and a transmission component, the power component is arranged on the vacuum filter body (1), each group of stirring components is arranged on the power component, and the transmission component is arranged on the stirring component; A moving mechanism (6), the moving mechanism (6) comprising two groups of connecting components, four protective tubes (601), two groups of pushing components and four groups of fixing components, each of the protective tubes (601) and the two groups of connecting components are arranged on the flipping mechanism (2), each group of pushing components is arranged on the protective tube (601), and each group of fixing components is arranged on the connecting components; and A transmission mechanism (3), the transmission mechanism (3) comprising a transmission component and a rotating component, the transmission component being arranged on the vacuum filter body (1), and the rotating component being arranged on the transmission component.

2. A filtering device for producing cellulose-based fluorescent paper according to claim 1, characterized in that: The power component comprises a fixed motor (201), a fixed rod (202), a fixed gear (203), a transmission gear (204) and a rotating plate (205); the fixed motor (201) is fixedly connected to the top of the vacuum filter body (1); the top end of the fixed rod (202) is fixedly connected to the output end of the fixed motor (201); the fixed gear (203) is fixedly sleeved on the outer surface of the fixed rod (202); the rotating plate (205) is rotatably embedded between the inner walls of the vacuum filter body (1); the bottom end of the transmission gear (204) is fixedly connected to the top of the rotating plate (205); and the transmission gear (204) and the fixed gear (203) are meshed with each other.

3. A filtering device for producing cellulose-based fluorescent paper as claimed in claim 2, characterized in that: Each group of stirring components comprises a rotating rod (206), a plurality of stirring rods (209) and a transmission plate (210); one end of the rotating rod (206) rotates through the top of the rotating plate (205); one end of each stirring rod (209) is fixedly connected to the outer surface of the rotating rod (206); and the other end of the rotating rod (206) is rotatably connected to the top of the transmission plate (210).

4. A filtering device for producing cellulose-based fluorescent paper as claimed in claim 3, characterized in that: One end of two of the protection tubes (601) is fixedly connected to the bottom of the rotating plate (205), and one end of the other two protection tubes (601) is fixedly connected to the top of the transmission plate (210).

5. A filtering device for producing cellulose-based fluorescent paper as claimed in claim 4, characterized in that: The transmission component comprises four connecting gears (207) and a linkage gear (208), the top end of the linkage gear (208) being fixedly connected to the upper inner wall of the vacuum filter body (1), each connecting gear (207) being fixedly sleeved on the outer surface of the rotating rod (206), and each connecting gear (207) being meshed with the linkage gear (208).

6. A filtering device for producing cellulose-based fluorescent paper as claimed in claim 5, characterized in that: Each group of the connecting components comprises a fixing ring (606) and two supporting members (605), one end of each supporting member (605) is fixedly connected to the outer surface of the fixing ring (606), and each supporting member (605) is slidably sleeved on the outer surface of the rotating rod (206).

7. A filtering device for producing cellulose-based fluorescent paper according to claim 6, characterized in that: Each group of the pushing components comprises two fixed electric telescopic rods (602), two connecting blocks (603) and two scrapers (604); one end of each fixed electric telescopic rod (602) is fixedly connected to an inner wall of one side of the protective tube (601); one end of each connecting block (603) is fixedly connected to an extended end of the fixed electric telescopic rod (602); and each connecting block (603) is fixedly connected between the scraper (604) and the support member (605).

8. A filtering device for producing cellulose-based fluorescent paper according to claim 7, characterized in that: Each group of the fixed components comprises a pushing electric telescopic rod (607), a fixing plate (608) and a scraper strip (609); one end of the pushing electric telescopic rod (607) is fixedly connected to an outer surface of one side of the fixing ring (606); one outer surface of the fixing plate (608) is fixedly connected to the extended end of the pushing electric telescopic rod (607); and one outer surface of the scraper strip (609) is fixedly connected to an outer surface of the other side of the fixing plate (608).

9. A filtering device for producing cellulose-based fluorescent paper according to claim 8, characterized in that: The transmission component comprises a transmission roller (304) and a plurality of guide grooves (305); a transmission groove is provided at the bottom of the vacuum filter body (1); the transmission roller (304) is rotatably connected between the inner walls on both sides of the transmission groove; and the plurality of guide grooves (305) are provided on the outer surface of the transmission roller (304).

10. A filtering device for producing cellulose-based fluorescent paper according to claim 9, characterized in that: The rotating component comprises a transmission motor (301), two transmission gears (302) and a fixed box (303); the fixed box (303) is fixedly connected to the outer surface of the vacuum filter body (1); the transmission motor (301) is fixedly connected to the outer surface of one side of the fixed box (303); one of the transmission gears (302) is fixedly sleeved on the output end of the transmission motor (301); the other transmission gear (302) is fixedly sleeved on the outer surface of the transmission roller (304); and the two transmission gears (302) are meshed with each other.

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