CN110939006A - Paper pulp filter equipment of waste paper recovery processing - Google Patents
Paper pulp filter equipment of waste paper recovery processing Download PDFInfo
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- CN110939006A CN110939006A CN201911354983.8A CN201911354983A CN110939006A CN 110939006 A CN110939006 A CN 110939006A CN 201911354983 A CN201911354983 A CN 201911354983A CN 110939006 A CN110939006 A CN 110939006A
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- outer side
- filter screen
- filter
- rod
- shaft
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
- D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
- D21D5/02—Straining or screening the pulp
- D21D5/04—Flat screens
- D21D5/043—Vibrating screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/01—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons
- B01D33/0108—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons with bag, cage, hose, tube, sleeve or the like filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/58—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element
- B01D33/68—Retarding cake deposition on the filter during the filtration period, e.g. using stirrers
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Paper (AREA)
Abstract
The invention discloses a paper pulp filtering device for waste paper recovery treatment, which comprises a supporting base, wherein bearings of the supporting base are connected with two ends of a rotating roller, 2 positioning frames are arranged on a conveying belt, an aggregate container and an impurity collecting container are respectively connected onto the 2 positioning frames, the upper end of the middle part of the supporting base is connected with a supporting plate, the upper end of the supporting plate is provided with a feeding hopper, the middle part of the supporting plate penetrates through a shaft end, the outer end key of the shaft end is connected with a rocker, the inner end of the shaft end is connected with the outer side of a filter cylinder, and the outer side of the shaft end is connected with the outer side of the rotating roller through a first belt transmission. This paper pulp filter equipment of waste paper recovery processing can make the filter screen reciprocate to make the filter screen produce the vibration under the effect of spring, and at its in-process that reciprocates, make the stirring leaf stir the paper pulp on the filter screen, be favorable to improving the filtration efficiency of paper pulp, and can collect the processing to the impurity on the filter screen.
Description
Technical Field
The invention relates to the technical field of paper pulp filtration, in particular to a paper pulp filtering device for waste paper recovery processing.
Background
Along with the overuse of resource, people focus on environmental protection more and more, material recycle is an important engineering in the environmental protection field, the paper that people used in the past all is made through cutting down trees, along with the reduction of trees, the global environment worsens gradually, in order to reduce the cutting of trees, with the environmental protection, people begin to carry out recycle to the paper, thereby a batch of paper recovery unit has been made, waste paper recovery's paper pulp filter equipment is the device that a recovery waste paper recycled, and can be convenient for filter paper pulp.
However, the existing pulp filtering device for waste paper recycling has certain problems in the using process, such as:
1. the existing paper pulp filtering device for waste paper recovery processing is inconvenient for improving the filtering efficiency of paper pulp in the using process, because the existing paper pulp filtering device for waste paper recovery processing is not provided with a stirring and vibrating structure, the paper pulp can be filtered only under the action of gravity, the filtering efficiency is further reduced, and the working efficiency of workers is synchronously reduced;
2. the existing paper pulp filtering device for waste paper recovery processing is inconvenient for collecting and processing the filtered impurities, because the impurities are adhered to the filter screen after the existing paper pulp filtering device for waste paper recovery processing is used for filtering, the filter screen is detached for cleaning in general operation, so that the labor burden of workers is increased, and the shutdown time of the device is not reduced;
in summary, a pulp filtering apparatus for waste paper recycling has been devised to solve the above problems.
Disclosure of Invention
The invention aims to provide a paper pulp filtering device for waste paper recovery treatment, which aims to solve the problems that the existing paper pulp filtering device for waste paper recovery treatment in the background art is inconvenient to improve the paper pulp filtering efficiency and is not beneficial to the centralized collection treatment of filtered impurities.
In order to achieve the purpose, the invention provides the following technical scheme: a paper pulp filtering device for waste paper recovery treatment comprises a supporting base, wherein bearings on the supporting base are connected with two ends of rotating rollers, a conveying belt is sleeved on the outer side between the rotating rollers, 2 positioning frames are mounted on the conveying belt, and a collecting container and a impurity collecting container are respectively connected to the 2 positioning frames;
the upper end of the middle part of the supporting base is connected with a supporting plate, the upper end of the supporting plate is provided with a feed hopper, the middle part of the supporting plate penetrates through a shaft end, the outer end key of the shaft end is connected with a rocker, the inner end of the shaft end is connected with the outer side of the filter cylinder, and the outer side of the shaft end is connected with the outer side of the rotating roller through a first belt transmission structure;
the lower end of the filter cylinder is provided with a heavy object, a chute is reserved on the inner side of the filter cylinder, the chutes are connected with each other through the outer side of the upper end of the filter screen, the lower end of the outer side of the upper end of the filter screen is connected with a connecting rod, the lower end of the connecting rod extends into the supporting pipe, the supporting pipe is connected with the bottom end of the chute, the upper surface of the outer side of the upper end of the filter screen is connected with a pressure rod, the inner side of the supporting pipe and the outer end of the connecting rod extending into the supporting pipe are respectively and fixedly connected with the two ends of a spring, the spring is nested on the outer side of the connecting rod, a middle bearing of the filter screen is connected with a lantern ring;
the servo motor is installed in the upper end outside of cartridge filter, and is connected with the axostylus axostyle on servo motor's the motor shaft to servo motor installs in the upper end outside of cartridge filter, be connected through second belt transmission structure between the axostylus axostyle, and the upper end outside key joint of axostylus axostyle has the briquetting.
Preferably, the aggregate container and the impurity collecting container are connected with the positioning frame in a clamping mode, and the positioning frame is fixedly connected to the conveying belt.
Preferably, the supporting tube and the connecting rod are movably connected, the supporting tube and the connecting rod are arranged in parallel with the pressure rod, and the positions of the supporting tube and the connecting rod correspond to the position of the pressure rod.
Preferably, the pressing block is of a fan-shaped structure, the lower end of the pressing block is provided with an annular groove with gradually reduced depth, the lower surface of the pressing block is a horizontal plane, and the upper end of the pressing rod is in sliding contact with the annular groove on the lower surface of the pressing block.
Preferably, the structural shape in the middle of the filter screen is concave, and the filter screen is of a circular structure.
Preferably, the feed hopper is an inverted funnel-shaped with the axis of the feed hopper collinear with the axis of the filter cartridge.
Preferably, the lower end of the twist rod is connected with 3 support rods at equal angles, and the inner sides of the support rods, the twist rod and the filter cartridge are arranged in an integrated structure.
Preferably, the inner side of the lantern ring is connected with the twist rod in a twisted thread connection mode, and the axes of the lantern ring and the twist rod are collinear with the axis of the filter screen.
Preferably, the stirring blades are arranged on the outer side of the lantern ring at equal angles, and the stirring blades are obliquely arranged in a sheet shape.
Preferably, the bearings with equal angles of the shaft rods are connected to the outer side of the upper end of the filter cylinder, and the lower ends of only 1 shaft rod are coaxially and fixedly connected with a motor shaft of the servo motor.
Compared with the prior art, the invention has the beneficial effects that: this paper pulp filter equipment of waste paper recovery processing can make the filter screen reciprocate to make the filter screen produce the vibration under the effect of spring, and at its in-process that reciprocates, make the stirring leaf stir the paper pulp on the filter screen, be favorable to improving the filtration efficiency of paper pulp, and can be convenient for collect the processing to the impurity on the filter screen:
1. the servo motor can drive the shaft levers connected with the servo motor to rotate through operation, and the second belt transmission structure drives the shaft levers to rotate, so that the pressing blocks connected to the upper ends of the shaft levers rotate synchronously, the pressing rods can be gradually extruded, the filter screen moves downwards, the springs in the supporting pipes are compressed, and the pressing blocks are separated from the pressing rods after rotating to a certain angle, so that the filter screen moves upwards and vibrates under the action of the springs, and the paper pulp filtering efficiency is improved;
2. in the process that the filter screen moves up and down, the lantern ring connected with the bearing moves relative to the twist rod, and then the screw thread connection of the lantern ring and the twist rod drives the stirring blades connected with the twist rod to rotate, so that the paper pulp is stirred, and the filtering efficiency of the paper pulp can be further improved;
3. after filtering paper pulp, impurity will remain to the filter screen, when handling impurity, can rotate the cartridge filter 180, at its pivoted in-process, can drive the commentaries on classics roller through first conveyer belt and rotate to make the drive belt drive the locating frame and remove, make the block have the locating frame of album miscellaneous container to remove to the below of cartridge filter, rethread servo motor's operation this moment can make the filter screen vibration, so that the impurity that adheres to it is shaken off and is advanced in album miscellaneous container and carry out centralized processing.
Drawings
FIG. 1 is a schematic cross-sectional connecting structure of a filter cartridge according to the present invention;
FIG. 2 is an enlarged view of point A of FIG. 1 according to the present invention;
FIG. 3 is an enlarged view of point B of FIG. 1 according to the present invention;
FIG. 4 is a schematic view of the connection structure of the support tube and the connecting rod according to the present invention;
FIG. 5 is a side view of a partial structure of the present invention;
fig. 6 is a schematic side view of a pressing block according to the present invention.
In the figure: 1. a support base; 2. rotating the roller; 3. a conveyor belt; 4. a positioning frame; 5. a collection container; 6. a first belt drive structure; 7. a support plate; 8. a rocker; 9. a filter cartridge; 10. a weight; 11. supporting a tube; 12. a pressure lever; 13. a pressing block; 14. a support bar; 15. filtering with a screen; 16. a feed hopper; 17. a twisted rod; 18. a collar; 19. stirring blades; 20. a chute; 21. a connecting rod; 22. a shaft end; 23. a shaft lever; 24. a second belt drive structure; 25. a servo motor; 26. a spring; 27. and (4) a sundry container.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a paper pulp filtering device for waste paper recovery processing comprises a supporting base 1, a rotating roller 2, a conveying belt 3, positioning frames 4, an aggregate container 5, a first belt transmission structure 6, a supporting plate 7, a rocker 8, a filter cylinder 9, a heavy object 10, a supporting pipe 11, a pressing rod 12, a pressing block 13, a supporting rod 14, a filter screen 15, a feeding hopper 16, a twist rod 17, a lantern ring 18, a stirring blade 19, a sliding groove 20, a connecting rod 21, a shaft end 22, a shaft rod 23, a second belt transmission structure 24, a servo motor 25, a spring 26 and an aggregate container 27, wherein the supporting base 1 is in bearing connection with two ends of the rotating roller 2, the conveying belt 3 is sleeved on the outer side between the rotating rollers 2, 2 positioning frames 4 are installed on the conveying belt 3, and the 2 positioning frames 4 are respectively connected with the aggregate container 5 and the aggregate container;
the upper end of the middle part of the supporting base 1 is connected with a supporting plate 7, the upper end of the supporting plate 7 is provided with a feed hopper 16, the middle part of the supporting plate 7 penetrates through a shaft end 22, the outer end key of the shaft end 22 is connected with a rocker 8, the inner end of the shaft end 22 is connected with the outer side of the filter cylinder 9, and the outer side of the shaft end 22 is connected with the outer side of the rotating roller 2 through a first belt transmission structure 6;
the lower end of the filter cartridge 9 is provided with a heavy object 10, the inner side of the filter cartridge 9 is reserved with a chute 20, the chutes 20 are connected with each other through the outer side of the upper end of the filter screen 15, the lower end of the outer side of the upper end of the filter screen 15 is connected with a connecting rod 21, the lower end of the connecting rod 21 extends into the support tube 11, the support tube 11 is connected with the bottom end of the chute 20, the upper surface of the outer side of the upper end of the filter screen 15 is connected with a pressure lever 12, the inner side of the support tube 11 and the outer end of the connecting rod 21 extending into the support tube 11 are respectively and fixedly connected with two ends of a spring 26, the spring 26 is nested on the outer side of the connecting rod 21, the middle bearing of the filter screen 15 is connected with a lantern ring 18, the outer;
the servo motor 25 is installed in the upper end outside of cartridge filter 9, and is connected with axostylus axostyle 23 on servo motor 25's the motor shaft to servo motor 25 installs in the upper end outside of cartridge filter 9, is connected through second belt drive structure 24 between the axostylus axostyle 23, and the upper end outside key connection of axostylus axostyle 23 has the briquetting 13.
Supporting tube 11 and connecting rod 21 are swing joint, and supporting tube 11 and connecting rod 21 all with depression bar 12 parallel arrangement to the position of supporting tube 11 and connecting rod 21 corresponds the setting with the position of depression bar 12, can be convenient for connecting rod 21 and stretch out and draw back on supporting tube 11, thereby can be convenient for filter screen 15 and reciprocate.
The pressing block 13 is of a fan-shaped structure, the lower end of the pressing block 13 is provided with an annular groove with gradually reduced depth, the lower surface of the pressing block 13 is a horizontal plane, and meanwhile, the upper end of the pressing rod 12 is in sliding contact with the annular groove on the lower surface of the pressing block 13, so that the pressing block 13 can be gradually extruded in the rotating process of the pressing block 13.
The middle of the filter screen 15 is concave, and the filter screen 15 is circular, so that the pulp to be filtered can be prevented from leaking from the side of the filter screen 15.
The feed hopper 16 is an inverted funnel-shaped and the axis of the feed hopper 16 is collinear with the axis of the filter cartridge 9, which facilitates stable dropping of the pulp to be filtered into the filter screen 15.
The lower extreme of fried dough twist pole 17 is being connected with 3 bracing pieces 14 of equidistance, and the inboard of bracing piece 14, fried dough twist pole 17 and cartridge filter 9 sets up for the integral structure, can be convenient for guarantee fried dough twist pole 17's stability, and can guarantee the device's overall stability.
The inside of the lantern ring 18 is connected with the twist rod 17 in a twisted thread connection mode, and the axes of the lantern ring 18 and the twist rod 17 are collinear with the axis of the filter screen 15, so that the lantern ring 18 can rotate when moving on the twist rod 17.
The setting in the outside of lantern ring 18 of stirring leaf 19 equidistance, and stirring leaf 19 sets up for the slice slope, can be convenient for treat filterable paper pulp carry out abundant stirring and pave the extrusion, be favorable to improving the filtration efficiency of treating filterable paper pulp.
The bearings with equal angles of the shaft rods 23 are connected to the outer side of the upper end of the filter cylinder 9, and only the lower ends of 1 shaft rod 23 are coaxially and fixedly connected with a motor shaft of the servo motor 25, so that the single servo motor 25 can drive a plurality of shaft rods 23 to synchronously rotate.
The working principle is as follows: the pulp filtering device for waste paper recovery processing is firstly installed at a using position, the power supply of the device is switched on, and then the device is used in the following mode:
according to the figures 1-6, the filter cartridge 9 can be stably and vertically ensured by the weight 10, then the paper pulp to be filtered is injected into the filter screen 15 through the feed hopper 16, the servo motor 25 is started, after the servo motor 25 operates, the shaft rods 23 connected with the servo motor 25 are driven to rotate, the second belt transmission structure 24 drives the shaft rods 23 to synchronously rotate, and then the pressing blocks 13 at the upper ends of the shaft rods 23 synchronously rotate;
when the pressing block 13 rotates, the pressing rod 12 is gradually extruded to enable the filter screen 15 to move downwards, the connecting rod 21 gradually extends into the supporting tube 11 to enable the spring 26 to be compressed, after the pressing block 13 rotates to a moving angle, the pressing rod 12 moves downwards to a maximum distance, then the pressing block 13 continues to rotate and is separated from the pressing rod 12, and therefore the pressing rod 12 is enabled to be upwards bounced under the action of the spring 26, the filter screen 15 vibrates, and the filtering of paper pulp by the filter screen 15 is facilitated;
in the process that the filter screen 15 moves up and down, the lantern ring 18 connected with the upper bearing is driven to synchronously move up and down, and the lantern ring 18 drives the stirring blades 19 to rotate through the threaded connection between the lantern ring 18 and the twist rod 17, so that the paper pulp on the filter screen 15 is stirred, and the filter screen 15 is further favorable for filtering the paper pulp;
the pulp, after being filtered by the screen 15, will fall into the collecting container 5, after which the impurities remaining on the screen 15 can be discharged by:
firstly, stopping running the servo motor 25, rotating the shaft end 22 through the rocker 8, so that the filter cylinder 9 rotates 180 degrees, so that one surface of the filter screen 15, which is residual with impurities, faces downwards, and in the process that the shaft end 22 rotates 180 degrees, the rotating roller 2 is driven to rotate through the first belt transmission structure 6, so that the positioning frame 4 on the conveyor belt 3 moves until the positioning frame 4 clamped with the impurity collecting container 27 moves to the lower part of the filter cylinder 9;
the servo motor 25 is then activated to move the sieve 15 up and down and vibrate as above, so that the impurities on the sieve 15 are shaken off in the impurity collecting container 27 to concentrate the impurities on the sieve 15, which is not described in detail in this specification and is well known to those skilled in the art.
It is to be understood that the terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the purpose of convenience and simplicity of description, and do not indicate or imply that the referenced devices or components must be in a particular orientation, constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the present invention.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A pulp filter equipment of waste paper recovery processing, includes support base (1), its characterized in that: the supporting base (1) is in bearing connection with two ends of the rotating rollers (2), a conveying belt (3) is sleeved on the outer side between the rotating rollers (2), 2 positioning frames (4) are mounted on the conveying belt (3), and the 2 positioning frames (4) are respectively connected with a material collecting container (5) and a impurity collecting container (27);
the upper end of the middle part of the supporting base (1) is connected with a supporting plate (7), the upper end of the supporting plate (7) is provided with a feed hopper (16), the middle part of the supporting plate (7) penetrates through a shaft end (22), the outer end of the shaft end (22) is connected with a rocker (8) in a key mode, the inner end of the shaft end (22) is connected to the outer side of the filter cartridge (9), and the outer side of the shaft end (22) is connected with the outer side of the rotating roller (2) through a first belt transmission structure (6);
the lower extreme of cartridge filter (9) is provided with heavy object (10), and the inboard reservation of cartridge filter (9) has spout (20), be connected through the upper end outside of filter screen (15) between spout (20), and the upper end outside lower extreme of filter screen (15) is connected with connecting rod (21), the lower extreme of connecting rod (21) stretches into in stay tube (11), and stay tube (11) are connected in the bottom of spout (20), and the outside upper surface of filter screen (15) upper end is connected with depression bar (12), the outer end that the inboard of stay tube (11) and connecting rod (21) stretched into in stay tube (11) is fixed connection in the both ends of spring (26) respectively, and spring (26) nestification is in the outside of connecting rod (21), the middle part bearing of filter screen (15) is connected with lantern ring (18), and the outside fixedly connected with stirring leaf (19) of lantern ring (18), the lantern ring (18) is connected to the outer side of the twist rod (17), and the outer side of the lower end of the twist rod (17) is connected with the inner side of the lower end of the filter cylinder (9) through the support rod (14);
the filter cartridge is characterized in that a servo motor (25) is installed on the outer side of the upper end of the filter cartridge (9), a shaft lever (23) is connected to a motor shaft of the servo motor (25), the servo motor (25) is installed on the outer side of the upper end of the filter cartridge (9), the shaft lever (23) is connected with each other through a second belt transmission structure (24), and a pressing block (13) is connected to the outer side of the upper end of the shaft lever (23) in a key mode.
2. A used paper recycling pulp filtering apparatus according to claim 1, characterized in that: aggregate container (5) and collection miscellaneous container (27) all are connected with locating frame (4) through the mode of block, and locating frame (4) fixed connection is on conveyer belt (3).
3. A used paper recycling pulp filtering apparatus according to claim 1, characterized in that: the supporting tube (11) and the connecting rod (21) are movably connected, the supporting tube (11) and the connecting rod (21) are arranged in parallel with the pressure rod (12), and the positions of the supporting tube (11) and the connecting rod (21) are arranged corresponding to the position of the pressure rod (12).
4. A used paper recycling pulp filtering apparatus according to claim 1, characterized in that: the pressing block (13) is of a fan-shaped structure, an annular groove with gradually reduced depth is formed in the lower end of the pressing block (13), the lower surface of the pressing block (13) is a horizontal plane, and meanwhile the upper end of the pressing rod (12) is in sliding contact with the annular groove in the lower surface of the pressing block (13).
5. A used paper recycling pulp filtering apparatus according to claim 1, characterized in that: the structure shape in the middle of the filter screen (15) is concave, and the filter screen (15) is of a circular structure.
6. A used paper recycling pulp filtering apparatus according to claim 1, characterized in that: the feed hopper (16) is inverted funnel-shaped, and the axis of the feed hopper (16) is collinear with the axis of the filter cartridge (9).
7. A used paper recycling pulp filtering apparatus according to claim 1, characterized in that: the lower end of the twist rod (17) is connected with 3 support rods (14) at equal angles, and the inner sides of the support rods (14), the twist rod (17) and the filter cartridge (9) are arranged in an integrated structure.
8. A used paper recycling pulp filtering apparatus according to claim 1, characterized in that: the inner side of the lantern ring (18) is connected with the twisted rod (17) in a twisted thread connection mode, and the axes of the lantern ring (18) and the twisted rod (17) are collinear with the axis of the filter screen (15).
9. A used paper recycling pulp filtering apparatus according to claim 1, characterized in that: the stirring blades (19) are arranged on the outer side of the lantern ring (18) at equal angles, and the stirring blades (19) are obliquely arranged in a sheet shape.
10. A used paper recycling pulp filtering apparatus according to claim 1, characterized in that: the shaft lever (23) is connected to the outer side of the upper end of the filter cylinder (9) through bearings with equal angles, and only the lower end of 1 shaft lever (23) is coaxially and fixedly connected with a motor shaft of the servo motor (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911354983.8A CN110939006B (en) | 2019-12-25 | 2019-12-25 | Paper pulp filter equipment of waste paper recovery processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911354983.8A CN110939006B (en) | 2019-12-25 | 2019-12-25 | Paper pulp filter equipment of waste paper recovery processing |
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| Publication Number | Publication Date |
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| CN110939006A true CN110939006A (en) | 2020-03-31 |
| CN110939006B CN110939006B (en) | 2021-10-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911354983.8A Active CN110939006B (en) | 2019-12-25 | 2019-12-25 | Paper pulp filter equipment of waste paper recovery processing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112077661A (en) * | 2020-09-10 | 2020-12-15 | 蒋坤先 | Centrifugal digit control machine tool processing is with coolant liquid recycle device |
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| CN209555655U (en) * | 2019-01-30 | 2019-10-29 | 汇胜集团平原纸业有限公司 | A kind of pulp filtering device for paper |
| CN110409210A (en) * | 2019-07-31 | 2019-11-05 | 浙江科技学院 | Equipment is discongested in the mashing of aramid fiber paper base material |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB787737A (en) * | 1953-05-28 | 1957-12-18 | Rauma Repola Oy | Improvements in or relating to strainer means in treatment towers |
| GB2072033A (en) * | 1980-03-21 | 1981-09-30 | Voith Gmbh J M | Paper pulp screen |
| CN208309274U (en) * | 2018-05-23 | 2019-01-01 | 无锡鸿华造纸机械有限公司 | A kind of efficient paper pulp device of paper grade (stock) |
| CN209323253U (en) * | 2019-01-11 | 2019-08-30 | 瑞金市晶山纸业有限公司 | A kind of screening installation of corrugation paper pulp |
| CN209555655U (en) * | 2019-01-30 | 2019-10-29 | 汇胜集团平原纸业有限公司 | A kind of pulp filtering device for paper |
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| CN112077661A (en) * | 2020-09-10 | 2020-12-15 | 蒋坤先 | Centrifugal digit control machine tool processing is with coolant liquid recycle device |
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| CN110939006B (en) | 2021-10-15 |
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