CN115463477A

CN115463477A - Paper pulp fiber recovery device

Info

Publication number: CN115463477A
Application number: CN202210947986.8A
Authority: CN
Inventors: 李其德; 黄远兵; 卜琳琦; 龚运时
Original assignee: Guizhou Chitianhua Papers Co ltd
Current assignee: Guizhou Chitianhua Papers Co ltd
Priority date: 2022-08-09
Filing date: 2022-08-09
Publication date: 2022-12-13
Anticipated expiration: 2042-08-09
Also published as: CN115463477B

Abstract

The invention relates to the technical field of paper pulp fiber recovery, and discloses a paper pulp fiber recovery device, which comprises a device box body, wherein a fiber filtering mechanism and a rotary recovery mechanism are arranged in the device box body; the fiber filtering mechanism comprises a fixed block, a groove, a sliding groove, a first sliding block, a second sliding block, a first fiber filtering net, an arc-shaped groove and a magnetic strip; a set of fixed blocks is arranged on the upper side and the lower side inside the box body of the device, each set of fixed blocks is two, and grooves are formed in the opposite surfaces of the two fixed blocks. According to the invention, the motor shaft and the rotary rod on the waterproof motor can drive the rotary rod to rotate by utilizing the motor to drive the connecting plate and the second fiber filter screen in the first recovery box body and the second recovery box body, so that waste liquid which does not enter the box body and waste liquid which is filtered can be filtered at the same time to carry out rotary filtration, fibers are attached to the surface of the second fiber filter screen, and the fiber filtering effect and efficiency are further improved.

Description

Paper pulp fiber recovery device

Technical Field

The invention relates to the technical field of paper pulp fiber recovery, in particular to a paper pulp fiber recovery device.

Background

Paper making is an important invention for ancient Chinese workers. The method is divided into a mechanism mode and a manual mode. The mechanism is continuously carried out on a paper machine, pulp suitable for paper quality is diluted to certain concentration by water, and is preliminarily dehydrated in a wire part of the paper machine to form wet paper sheets, and then the wet paper sheets are pressed and dehydrated and are dried to form paper. Because of running, emit, drip, leak the thick liquids that run off and generally be about 5% of raw materials in the paper mill production process, often still dope a large amount of paper fibers in the paper pulp waste liquid, these paper fibers can be used once more, however current paper pulp filters recovery unit, it mainly filters through the filter, still has a large amount of paper fibers in the waste liquid after the filtration, filters insufficiently, the paper pulp fiber is generally piled up easily to the filter, be difficult for taking off, need often clear up the filter.

Patent No. CN202020428089.2 discloses a paper pulp fibre recovery unit belongs to papermaking technical field, including the bottom plate, bottom plate upper portion fixedly connected with support, support upper portion fixedly connected with collection box, collection box upper portion fixedly connected with feed inlet, the first discharge gate of collection box left side lower part fixedly connected with, first discharge gate upper portion fixedly connected with second discharge gate, ball is installed on collection box upper portion, and the bearing frame is installed to the ball both sides, and bearing frame internally mounted has deep groove ball bearing, threaded connection has the movable block in the middle of the ball, movable block upper portion sliding connection has the guiding axle, movable block lower part fixedly connected with connecting rod, two brushes are installed to the connecting rod lower part, the upside brush lower part fixedly connected with first filter, the downside brush fixedly connected with second filter. The utility model discloses, simple structure, the recovered fiber rate is high, and equipment cost is low, has reduced the manufacturing cost of enterprise.

At present, at the in-process that paper pulp fiber recovery unit used, adopt the brush to take off the fibre on the filter, there is the fibre easily to omit, the effect is not fine, can't be convenient fibre to the filter clean, after the brush is clean to be accomplished on the filter, the fibre still can exist on the surface, current fibre filtration mode is more single moreover, only utilizes the waste liquid to pass the fibre filter purely, it is not very high to lead to filterable efficiency, can't filter the fibre in the waste liquid fast.

Disclosure of Invention

The invention aims to provide a paper pulp fiber recovery device, which solves the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a paper pulp fiber recovery device comprises a device box body, wherein a fiber filtering mechanism and a rotary recovery mechanism are arranged in the device box body;

the fiber filtering mechanism comprises a fixed block, a groove, a sliding chute, a first sliding block, a second sliding block, a first fiber filtering net, an arc-shaped groove and a magnetic strip; a set of fixed blocks are arranged on the upper side and the lower side of the interior of the device box body, each set of fixed blocks is two, grooves are formed in opposite surfaces of the two fixed blocks, sliding grooves are formed in the upper end and the lower end of the interior of each groove, first sliding blocks are inserted into the front side and the rear side of the interior of each groove, second sliding blocks are fixedly connected to the upper end and the lower end of each first sliding block, one end of the second sliding block, which is far away from the first sliding block, is connected with a sliding chute in a sliding manner, one end of the first sliding block is fixedly connected with first fiber filter screens, the middle parts of the opposite surfaces of the two first fiber filter screens are provided with arc-shaped grooves, and one sides of the first fiber filter screens and the inner parts of the arc-shaped grooves are fixedly connected with magnetic strips;

the rotary recovery mechanism comprises a first recovery box body, a second recovery box body, a waterproof motor, a motor shaft, a rotary rod, a connecting plate, a threaded hole and a second fiber filter screen; the device box is characterized in that the upper side and the lower side of the device box are respectively in threaded connection with a first recovery box body and a second recovery box body, the bottom end inside the second recovery box body is in bolted connection with a waterproof motor, the top of the waterproof motor is connected with a motor shaft, the top of the motor shaft is fixedly connected with a rotating rod, the top of the rotating rod penetrates through the second recovery box body, the device box body and the first recovery box body, the rotating rod is located inside the second recovery box body and the first recovery box body, two sides of the rotating rod are respectively in bolted connection with connecting plates, four corners of the front side of each connecting plate are provided with threaded holes, a second fiber filter screen is attached to the front side of each connecting plate, a fixing bolt penetrates through the inside of the second fiber filter screen, and the rear side of the fixing bolt is in threaded connection with threaded holes.

As a preferred embodiment of the present invention, both sides of the bottom of the first recovery tank are communicated with a first connection pipe, and the bottom of the first connection pipe passes through the device tank and is communicated with a first pump body.

As a preferred embodiment of the present invention, a second connecting pipe penetrates through the right side of the top of the second recovery tank, the top of the second connecting pipe is communicated with a second pump body, the top of the second pump body is communicated with a third connecting pipe, and the top of the third connecting pipe is communicated with the first recovery tank body.

As a preferred embodiment of the present invention, the top of the second recovery box and the bottom of the device box are respectively provided with a first circular hole and a second circular hole, and the first circular hole and the second circular hole are both fixedly connected with a third fiber filter screen.

As a preferred embodiment of the present invention, the top of one side and the bottom of the other side of the first recovery tank and the second recovery tank are both communicated with one end of a conveying pipe, and the other end of the conveying pipe is movably connected with a pipe cover.

As a preferred embodiment of the invention, one end of the front side and one end of the rear side of the device box body and one end of the front side of the first recovery box body and one end of the front side of the second recovery box body are respectively and rotatably connected with a hinge, and the other end of the hinge is fixedly connected with a box body baffle.

In a preferred embodiment of the present invention, a rotating rod penetrates through the third fiber filter web and the arc-shaped groove.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the fiber collecting device, the fixed block is arranged in the device box body, the sliding groove can be formed in the fixed block, the fiber filter screen can directly slide out of the fixed block after the fiber is filtered, and the fiber on the surface of the fiber filter screen is directly collected from the outside, so that the fiber collecting effect is improved, and the rotation of the rotating rod cannot be influenced by the connection of the two fiber filter screens.

2. According to the invention, because the motor shaft and the rotating rod are arranged on the waterproof motor, the motor can be used for driving the rotating rod to rotate, so that the connecting plates and the second fiber filter screens in the first recovery box body and the second recovery box body are driven, waste liquid which does not enter the box bodies and waste liquid which is filtered can be filtered at the same time to carry out rotary filtration, so that fibers are attached to the surface of the second fiber filter screen, and the fiber filtration effect and efficiency are further improved.

3. According to the invention, due to the second connecting pipe and the second pump body in the second recovery box body, after the waste liquid is filtered, the waste liquid can be input into the first recovery box body again to carry out circulating filtration of the waste liquid, so that the filtering effect of the waste liquid is further improved.

4. According to the invention, the magnetic strips are arranged on the fiber filter screens, so that when the two fiber filter screens are attached, the two fiber filter screens are magnetically connected through the magnetic strips and fixed, and the two fiber filter screens are prevented from being separated in the filtering process.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic view of the overall structure of a pulp fiber recovery apparatus according to the present invention;

FIG. 2 is a schematic view showing an internal structure of a pulp recovering apparatus according to the present invention;

FIG. 3 is a schematic top view of a first fiber filter of the pulp fiber recovery apparatus according to the present invention;

fig. 4 is a schematic view of a threaded hole structure of a pulp fiber recovery device according to the present invention.

In the figure: 1. a device case; 2. a first recovery box body; 3. a second recovery tank; 4. a hinge; 5. a box body baffle plate; 6. a second connecting pipe; 7. a second pump body; 8. a third connecting pipe; 9. a fixed block; 10. a groove; 11. a chute; 12. a first slider; 13. a first fibrous filter web; 14. a waterproof motor; 15. a motor shaft; 16. rotating the rod; 17. a connecting plate; 18. a second fibrous web; 19. fixing the bolt; 20. a first circular hole; 21. a second circular hole; 22. a third fibrous filter web; 23. a first connecting pipe; 24. a first pump body; 25. a delivery pipe; 26. a tube cover; 27. an arc-shaped slot; 28. a magnetic strip; 29. a threaded hole 30 and a second slide block.

Detailed Description

Referring to fig. 1-4, the present invention provides a technical solution: a paper pulp fiber recovery device comprises a device box body 1, wherein a fiber filtering mechanism and a rotary recovery mechanism are arranged inside the device box body 1;

the fiber filtering mechanism comprises a fixed block 9, a groove 10, a sliding groove 11, a first sliding block 12, a second sliding block 30, a first fiber filtering net 13, an arc-shaped groove 27 and a magnetic strip 28; a group of fixed blocks 9 is arranged on the upper side and the lower side of the inner part of the device box body 1, two fixed blocks 9 are arranged on each group, grooves 10 are formed in the opposite surfaces of the two fixed blocks 9, sliding grooves 11 are formed in the upper end and the lower end of the inner part of each groove 10, first sliding blocks 12 are inserted into the front side and the rear side of the inner part of each groove 10, second sliding blocks 30 are fixedly connected to the upper end and the lower end of each first sliding block 12, the ends, away from the first sliding blocks 12, of the second sliding blocks 30 are slidably connected with the sliding grooves 11, one ends of the first sliding blocks 12 are fixedly connected with first fiber filter screens 13, the middle parts of the opposite surfaces of the two first fiber filter screens 13 are respectively provided with an arc-shaped groove 27, and magnetic strips 28 are fixedly connected to one side of each first fiber filter screen 13 and the inner parts of the arc-shaped grooves 27;

the rotary recovery mechanism comprises a first recovery box body 2, a second recovery box body 3, a waterproof motor 14, a motor shaft 15, a rotary rod 16, a connecting plate 17, a threaded hole 29 and a second fiber filter screen 18; the device box is characterized in that the upper side and the lower side of the device box body 1 are respectively in threaded connection with a first recovery box body 2 and a second recovery box body 3, the bottom end inside the second recovery box body 3 is in bolted connection with a waterproof motor 14, the top of the waterproof motor 14 is connected with a motor shaft 15, the top of the motor shaft 15 is fixedly connected with a rotating rod 16, the top of the rotating rod 16 penetrates through the second recovery box body 3, the device box body 1 and the first recovery box body 2, the rotating rod 16 is located on the two sides inside the second recovery box body 3 and the first recovery box body 2 and is in bolted connection with a connecting plate 17, four corners of the front side of the connecting plate 17 are provided with threaded holes 29, a second fiber filter screen 18 is attached to the front side of the connecting plate 17, a fixing bolt 19 penetrates through the inside of the second fiber filter screen 18, and threads on the rear side of the fixing bolt 19 are connected with the threaded holes 29.

In this kind of technical scheme, first pump body 24, second pump body 7 and waterproof motor 14 and external power source electric connection earlier, then first pump body 24, second pump body 7 and waterproof motor 14 and external control switch signal connection, after the connection is accomplished, the waste liquid is input into first recovery box 2 inside first, then open waterproof motor 14, waterproof motor 14 drives motor shaft 15, motor shaft 15 drives rotary rod 16, rotary rod 16 drives connecting plate 17, connecting plate 17 drives second fiber filter screen 18, second fiber filter screen 18 can filter the fibre in the waste liquid, in the filterable process, can open first pump body 24, first pump body 24 passes through first connecting pipe 23, the waste liquid suction of first recovery box 2 inside is inside device box 1, pass through first fiber filter screen 13 inside device box 1, filter the fibre in the waste liquid, after filtering, can take out two first fiber filter screen 13 by hand, first fiber filter screen 13 drives first slider 12 and second slider 30, from the spout 11 in the fixed block 9 in the roll-off.

Referring to fig. 2 in this embodiment, two sides of the bottom of the first recovery tank 2 are both communicated with a first connecting pipe 23, and the bottom of the first connecting pipe 23, which penetrates through the apparatus tank 1, is communicated with a first pump body 24.

In this embodiment, referring to fig. 2, a second connecting pipe 6 penetrates through the right side of the top of the second recycling box 3, the top of the second connecting pipe 6 is communicated with a second pump body 7, the top of the second pump body 7 is communicated with a third connecting pipe 8, and the top of the third connecting pipe 8 is communicated with the first recycling box 2.

In this kind of technical scheme, when needing the circulation to filter, can open the second pump body 7, the second pump body 7 passes through second connecting pipe 6 and third connecting pipe 8, can retrieve the waste liquid in the box 3 with the second, inside the first recovery box 2 of suction again.

In this embodiment, referring to fig. 2, the top of the second recycling box 3 and the bottom of the device box 1 are respectively provided with a first circular hole 20 and a second circular hole 21, and the first circular hole 20 and the second circular hole 21 are both fixedly connected with a third fiber filter 22.

In this kind of technical scheme, through set up third fiber filter 22 in first round hole 20 and second round hole 21 are inside, can utilize third fiber filter 22, filter the fibre, further promoted the effect that the fiber filtration was retrieved.

Referring to fig. 1 in this embodiment, the top of one side and the bottom of the other side of the first recovery tank 2 and the second recovery tank 3 are both communicated with one end of a conveying pipe 25, and the other end of the conveying pipe 25 is movably connected with a pipe cover 26.

Referring to fig. 1 in this embodiment, a hinge 4 is rotatably connected to one end of the front side and the rear side of the apparatus box 1 and one end of the front side of the first recovery box 2 and the second recovery box 3, and a box baffle 5 is fixedly connected to the other end of the hinge 4.

Referring to fig. 2 and 3, in this embodiment, the rotating rods 16 penetrate through the third fibrous filter web 22 and the arc-shaped slot 27.

When the pulp fiber recovery device is used, it needs to be noted that the invention is a pulp fiber recovery device, which comprises a device box body 1; 2. a first recovery box body; 3. a second recovery tank; 4. a hinge; 5. a box body baffle plate; 6. a second connecting pipe; 7. a second pump body; 8. a third connecting pipe; 9. a fixed block; 10. a groove; 11. a chute; 12. a first slider; 13. a first fibrous filter web; 14. a waterproof motor; 15. a motor shaft; 16. rotating the rod; 17. a connecting plate; 18. a second fibrous web; 19. fixing the bolt; 20. a first circular hole; 21. a second circular hole; 22. a third fibrous filter web; 23. a first connecting pipe; 24. a first pump body; 25. a delivery pipe; 26. a tube cover; 27. an arc-shaped slot; 28. a magnetic strip; 29. the threaded hole 30, the second slider, and the components are all universal standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experimentation.

Claims

1. The utility model provides a paper pulp fiber recovery unit, includes device box (1), its characterized in that: a fiber filtering mechanism and a rotary recovery mechanism are arranged in the device box body (1);

the fiber filtering mechanism comprises a fixed block (9), a groove (10), a sliding groove (11), a first sliding block (12), a second sliding block (30), a first fiber filtering net (13), an arc-shaped groove (27) and a magnetic strip (28); a set of fixed blocks (9) are arranged on the upper side and the lower side of the interior of the device box body (1), each set of fixed blocks (9) is divided into two groups, grooves (10) are formed in opposite surfaces of the two fixed blocks (9), sliding grooves (11) are formed in the upper end and the lower end of the interior of each groove (10), first sliding blocks (12) are inserted into the front side and the rear side of the interior of each groove (10), second sliding blocks (30) are fixedly connected to the upper end and the lower end of each first sliding block (12), sliding grooves (11) are slidably connected to the ends, away from the first sliding blocks (12), of the second sliding blocks (30), one ends of the first sliding blocks (12) are fixedly connected with first fiber filter screens (13), arc-shaped grooves (27) are formed in the middles of the opposite surfaces of the two first fiber filter screens (13), and magnetic strips (28) are fixedly connected to one sides of the first fiber filter screens (13) and the interiors of the arc-shaped grooves (27);

the rotary recovery mechanism comprises a first recovery box body (2), a second recovery box body (3), a waterproof motor (14), a motor shaft (15), a rotating rod (16), a connecting plate (17), a threaded hole (29) and a second fiber filter screen (18); the device box is characterized in that the upper side and the lower side of the device box (1) are respectively in threaded connection with a first recovery box body (2) and a second recovery box body (3), the bottom end of the second recovery box body (3) is in bolted connection with a waterproof motor (14), the top of the waterproof motor (14) is connected with a motor shaft (15), the top of the motor shaft (15) is fixedly connected with a rotary rod (16), the top of the rotary rod (16) penetrates through the second recovery box body (3), the device box body (1) and the first recovery box body (2), the rotary rod (16) is located in the second recovery box body (3) and the first recovery box body (2), the two sides of the inner part of the second recovery box body (2) are in bolted connection with a connecting plate (17), threaded holes (29) are formed in four corners of the front side of the connecting plate (17), a second fiber filter screen (18) is attached to the front side of the second fiber filter screen (18), and a fixing bolt (19) is penetrated through, and threaded holes (29) are formed in the rear side of the fixing bolt (19).

2. A pulp fiber recovery apparatus according to claim 1, characterized in that: both sides of the bottom of the first recovery box body (2) are communicated with first connecting pipes (23), and the bottom of each first connecting pipe (23) penetrates through the device box body (1) and is communicated with a first pump body (24).

3. A pulp fiber recovery apparatus according to claim 1, wherein: the second is retrieved box (3) top right side and is run through second connecting pipe (6), second connecting pipe (6) top intercommunication has the second pump body (7), second pump body (7) top intercommunication has third connecting pipe (8), third connecting pipe (8) top intercommunication has first recovery box (2).

4. A pulp fiber recovery apparatus according to claim 1, wherein: first round hole (20) and second round hole (21) have been seted up respectively to second recovery box (3) top and device box (1) bottom, and first round hole (20) and second round hole (21) inside equal fixedly connected with third fiber filter screen (22).

5. A pulp fiber recovery apparatus according to claim 1, characterized in that: the top of one side and the bottom of the other side of the first recovery box body (2) and the second recovery box body (3) are both communicated with one end of a conveying pipe (25), and the other end of the conveying pipe (25) is movably connected with a pipe cover (26).

6. A pulp fiber recovery apparatus according to claim 1, characterized in that: the device is characterized in that one ends of the front side and the rear side of the device box body (1), one ends of the front side of the first recovery box body (2) and one ends of the front side of the second recovery box body (3) are rotatably connected with hinges (4), and the other ends of the hinges (4) are fixedly connected with box body baffles (5).

7. The pulp fiber recovery apparatus according to claim 4, wherein: and rotating rods (16) penetrate through the third fiber filter screen (22) and the arc-shaped grooves (27).