CN214882592U

CN214882592U - Paper pulp impurity screening plant

Info

Publication number: CN214882592U
Application number: CN202022279640.4U
Authority: CN
Inventors: 张松辰
Original assignee: Zhengzhou Bafang Packaging Products Co ltd
Current assignee: Zhengzhou Bafang Packaging Products Co ltd
Priority date: 2020-10-13
Filing date: 2020-10-13
Publication date: 2021-11-26
Anticipated expiration: 2030-10-13

Abstract

The utility model belongs to the technical field of the paper pulp edulcoration and specifically relates to a paper pulp impurity screening plant is related to, and it includes the frame, be provided with screening plant, vibrator, damping device and scraper in the frame, screening plant is including screening portion and receipts dressing trough, screening portion arranges in on receiving the dressing trough, screening portion includes the sieve, be provided with a plurality of sieve meshes on the sieve, be provided with the mounting panel on the outer wall of receipts dressing trough, the mounting panel is articulated with receipts dressing trough, screening plant, vibrator and damping device all install on the mounting panel, be provided with the jacking device that is used for lifting the mounting panel in the frame, scraper includes the scraper blade that is used for clearing up the sieve and the removal structure that is used for making the scraper blade to remove on the sieve, the scraper blade is installed on removal structure. This application has the effect of the automatic impurity on the clearance sieve.

Description

Paper pulp impurity screening plant

Technical Field

The application relates to the field of paper pulp edulcoration, especially relate to a paper pulp impurity screening plant.

Background

The high-frequency vibrating frame sieve is a necessary device for screening and purifying pulp in the pulping and papermaking industry, and mainly comprises a sieve frame, a vibrating system, a pulp tank and the like. Thick liquids flow into the reel from advancing the thick liquid case, and thick impurity in the thick liquid is sieved out through the high frequency vibration of reel, and the good thick liquid passes through the sieve and gets into the dressing trough, by the discharge of grout outlet, thick impurity then is discharged by the tip of reel.

In view of the above-mentioned related art, the inventors considered that there was a defect that the foreign matter on the sieve plate easily clogs the sieve plate.

SUMMERY OF THE UTILITY MODEL

In order to clear up the impurity on the sieve, this application provides a paper pulp impurity screening plant.

The application provides a paper pulp impurity screening plant adopts following technical scheme:

the utility model provides a paper pulp impurity screening plant, includes the frame, be provided with screening plant, vibrator, damping device and scraper in the frame, screening plant is including screening portion and receipts dressing trough, screening portion arranges in on receiving the dressing trough, screening portion includes the sieve, be provided with a plurality of sieve meshes on the sieve, be provided with the mounting panel on the outer wall of receipts dressing trough, the mounting panel is articulated with receiving the dressing trough, screening plant, vibrator and damping device all install on the mounting panel, be provided with the jacking device that is used for lifting the mounting panel in the frame, the scraper includes the scraper blade that is used for clearing up the sieve and the removal structure that is used for making the scraper blade to remove on the sieve, the scraper blade is installed and is being removed structurally, still be provided with in the frame and be used for scraping the flitch and carry out abluent belt cleaning device.

Through adopting above-mentioned technical scheme, on pouring paper pulp to the sieve, drive vibrator makes the sieve vibrations, and damping device plays absorbing effect to the sieve, and the sieve sieves the operation to paper pulp, makes in the thin thick liquid flows into receipts thick liquid groove, and thick impurity stays on the sieve. After the screening is accomplished, drive jacking device lifts sieve one end, starts the removal structure, makes and scrapes the flitch and move on the sieve, scrapes impurity on the sieve down to reach the purpose of clearance sieve, when scraping the flitch and removing to cleaning device and handling, cleaning device clears up scraping the flitch, and the life of flitch is scraped in the extension.

Preferably, the fixed backup pad that is provided with on the sieve, backup pad vertical fixation is at the upper surface of sieve, the removal structure includes movable plate, screw rod, slide bar and is used for making screw rod pivoted driving piece, screw rod and slide bar are established respectively in the backup pad of screening plant's both sides, the screw rod rotates with the backup pad of one side and is connected, the backup pad fixed connection of slide bar and opposite side, the groove of stepping down has been seted up in the backup pad, the movable plate passes the groove of stepping down, movable plate and screw rod threaded connection, movable plate and slide bar sliding connection.

Through adopting above-mentioned technical scheme, driving piece drive screw rotates, can make the movable plate remove, and then makes the sieve move on the screen cloth and clear up the operation to the screen cloth.

Preferably, be provided with a plurality of supports on the movable plate, the support includes branch and base plate, the below of movable plate is arranged in to the base plate, branch setting is between base plate and movable plate, branch and movable plate threaded connection, scrape the flitch and install on the base plate, still fixed being provided with the gag lever post on the base plate, the gag lever post run through the movable plate and with movable plate sliding connection.

Through adopting above-mentioned technical scheme, rotate branch, can transfer the height of base plate, and then adjust the distance between scraping flitch and the sieve.

Preferably, the scraping plates are arranged on the lower surface of the substrate and are arranged on the substrate in an inclined mode, the scraping plates are arranged in a plurality, and the scraping plates are arranged in parallel at intervals.

Through adopting above-mentioned technical scheme, scrape the flitch slope and set up and scrape interval setting between the flitch, when meeting debris more, partial debris can pass through from the interval of scraping between the flitch, and the flitch is scraped in the protection, and the life of flitch is scraped in the extension.

Preferably, the jacking device is selected as a hydraulic cylinder, one end of the hydraulic cylinder is rotatably connected with the rack, and the other end of the hydraulic cylinder is rotatably connected with the mounting plate.

Through adopting above-mentioned technical scheme, the pneumatic cylinder can extend and shorten to the purpose of the mounting panel lift is realized.

Preferably, belt cleaning device includes the scavenge pipe, the scavenge pipe is installed on the mounting panel, a plurality of apopores have been seted up on the scavenge pipe.

Through adopting above-mentioned technical scheme, wash the apopore on the pipeline and can discharge and wash water, and then wash scraping the flitch.

Preferably, the mounting rod I is fixedly arranged on the supporting plate in a penetrating mode, the damping device comprises a plurality of damping springs, and two ends of each damping spring are fixedly connected with the mounting rod I and the mounting plate respectively.

Through adopting above-mentioned technical scheme, damping spring plays the effect that the shock attenuation was played when supporting the effect of screening part on the mounting panel.

Preferably, the vibrating device comprises a turntable and a driving motor, the driving motor is fixed on the mounting plate, the driving motor and the turntable are eccentrically arranged, a second mounting rod is fixedly arranged on the supporting plate, and the second mounting rod and the turntable are coaxially fixed.

Through adopting above-mentioned technical scheme, driving motor and carousel eccentric settings, the carousel is coaxial fixed with the installation pole, when driving motor rotated, can make screening portion vibrations.

Drawings

Fig. 1 is a schematic view of the overall structure of the present application.

Figure 2 is a schematic diagram of the construction of the screening device.

Fig. 3 is a schematic structural view of the scraping device.

FIG. 4 is a schematic view of the structure of the cleaning tube.

Reference numerals: 1. a frame; 2. a screening device; 20. screening; 200. a sieve plate; 201. a support plate; 202. screening holes; 203. an inclined portion; 21. a slurry collecting tank; 210. a slurry discharge pipe; 22. mounting a first rod; 23. mounting a second rod; 24. a yielding groove; 25. mounting a plate; 3. a vibration device; 30. a turntable; 31. a drive motor; 4. a damping device; 5. a slurry outlet box; 50. a slurry inlet pipeline; 51. a slurry outlet pipeline; 6. a jacking device; 7. a moving structure; 70. moving the plate; 700. a supporting seat; 71. a screw; 72. a slide bar; 73. a drive member; 74. a support; 740. a strut; 741. a substrate; 742. a handle; 743. a limiting rod; 75. an adjusting block; 8. a scraping plate; 9. cleaning the tube; 90. and (7) water outlet holes.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a paper pulp impurity screening plant. Referring to fig. 1, paper pulp impurity screening plant 2 includes frame 1, is provided with screening plant 2, vibrator 3, damping device 4 and scraping device in the frame 1, and screening plant 2 is arranged in separating the impurity in the paper pulp, and vibrator 3 is used for making screening plant 2 vibrations, and damping device 4 plays the effect of buffering, and scraping device is used for clearing up screening plant 2.

Referring to fig. 1 and 2, screening plant 2 includes screening portion 20 and receipts dressing trough 21, and screen plate 200 is installed on receiving dressing trough 21, and screening portion 20 includes screen plate 200 and backup pad 201, has seted up a plurality of sieve meshes 202 on the screen plate 200, and sieve mesh 202 interval align to grid on screen plate 200, and backup pad 201 vertical fixation is on the upper surface of screen plate 200, and the quantity of backup pad 201 sets up to three, and parallel interval sets up between the three backup pad 201. The slurry collection tank 21 is provided with a slurry discharge pipe 210, and the slurry discharge pipe 210 is used for discharging slurry in the slurry collection tank 21.

Referring to fig. 1, a slurry outlet box 5 is further arranged on the frame 1, the slurry outlet box 5 is provided with a slurry inlet pipeline 50 and a slurry outlet pipeline 51 in a communicating manner, the slurry inlet pipeline 50 is arranged at the top of the slurry outlet box 5, the slurry outlet pipeline 51 is arranged on the side wall of the slurry outlet box 5, the number of the slurry outlet pipelines 51 is the same as the number of the gaps between the supporting plates 201, the slurry outlet pipelines 51 are arranged at the gaps between the supporting plates 201, and one end of the sieve plate 200 close to the slurry outlet box 5 is provided with an inclined part 203. Pulp is introduced into the pulp outlet box 5 from the pulp inlet pipeline 50, the pulp flows out to the sieve plate 200 through the pulp outlet pipeline 51, the sieve plate 200 is sieved, the inclined part 203 is convenient for the sieve plate 200 to receive pulp, the pulp after being sieved falls into the pulp receiving groove 21, and coarse impurities are left on the sieve plate 200.

Referring to fig. 1, a first mounting rod 22 is fixedly arranged on a support plate 201 in a penetrating mode, a damping device 4 comprises a plurality of damping springs, a mounting plate 25 is arranged on the outer wall of a pulp collection groove 21, the damping springs are vertically fixed on the mounting plate 25, and the top ends of the damping springs are fixedly connected with the two ends of the first mounting rod 22 so as to achieve the purpose that a screen plate 200 is mounted on the pulp collection groove 21.

Referring to fig. 1, the vibrating device 3 includes a rotating disc 30 and a driving motor 31, the driving motor 31 is fixed on the mounting plate 25, the rotating disc 30 is installed on a motor shaft of the driving motor 31, the driving motor 31 and the motor shaft are eccentrically arranged, a second mounting rod 23 is further arranged on the supporting plate 201 in a penetrating manner, one end of the second mounting rod 23 is coaxially fixed with the rotating disc 30, the driving motor 31 rotates to enable the rotating disc 30 to rotate, so that the sieve plate 200 vibrates, and the damping spring plays a damping role when the sieve plate 200 vibrates.

Referring to fig. 1, one end of the mounting plate 25 is rotatably connected with the outer wall of the slurry collecting groove 21, the other end of the mounting plate 25 is provided with the jacking device 6, the jacking device 6 is used for lifting the sieve plate 200, so that residual impurities on the sieve plate 200 can be conveniently discharged, the jacking device 6 is selected as a hydraulic cylinder, a cylinder body of the hydraulic cylinder is rotatably connected with the rack 1, a cylinder shaft of the hydraulic cylinder is rotatably connected with the mounting plate 25, the cylinder shaft of the hydraulic cylinder extends to enable the mounting plate 25 to rotate, and further the sieve plate 200 is lifted, so that one end close to the slurry outlet pipeline 51 is lifted, and the impurities on the sieve plate 200 can be conveniently discharged.

Referring to fig. 2, the scraping device includes a moving structure 7 and a scraping plate 8, the scraping plate 8 is installed on the moving structure 7, the moving structure 7 is installed on the frame 1, and the moving structure 7 can move the scraping plate 8, so as to clean the sieve plate 200.

Referring to fig. 3, the moving structure 7 includes a moving plate 70, a screw 71, a sliding rod 72 and a driving member 73 for rotating the screw 71, the screw 71 and the sliding rod 72 are arranged in parallel, the screw 71 is rotatably connected to the supporting plate 201 on one side, the sliding rod 72 is fixedly connected to the supporting plate 201 on the other side, a supporting seat 700 at one end of the moving plate 70 is sleeved on the screw 71 and is in threaded connection with the screw 71, a supporting seat 700 at the other end of the moving plate 70 is sleeved on the sliding rod 72 and is in sliding connection with the sliding rod 72, the driving member 73 is a motor, the motor is coaxially fixed to the screw 71, the driving motor 31 can rotate the screw 71, the supporting plate 201 is provided with a recess 24, the moving plate 70 passes through the recess 24, two ends of the moving plate 70 are fixedly provided with the supporting seats 700, the screw 71 and the sliding rod 72 are respectively arranged on two sides of the sieving device 2, while the moving plate 71 rotates, the moving plate 70 moves along the arrangement direction of the screw 71 and the sliding rod 72, thereby moving the squeegee.

Referring to fig. 3, a plurality of brackets 74 are disposed on the moving plate 70, each bracket 74 includes a supporting rod 740 and a base plate 741, the scraper 8 is mounted on the base plate 741, the base plate 741 is disposed in parallel to the moving plate 70 at an interval, the base plate 741 is disposed below the moving plate 70, the supporting rod 740 is disposed between the base plate 741 and the moving plate 70, the moving plate 70 is provided with an adjusting block 75, the adjusting block 75 is provided with a threaded hole, the moving plate 70 is provided with a through hole, the threaded hole coincides with an axis of the through hole, the outer wall of the supporting rod 740 is provided with a thread, the supporting rod 740 penetrates through the through hole and the threaded hole, the supporting rod 740 is slidably connected with the moving plate 70, the supporting rod 740 is threadedly connected with the adjusting block 75, one end of the supporting rod 740 away from the connection with the base plate 741 is coaxially fixed with a handle 742, the base plate 741 is fixedly provided with a plurality of limiting rods 743, the limiting rods 743 are vertically fixed on the moving plate 70, and the limiting rods 743 penetrate through the moving plate 70 and are slidably connected with the moving plate 70. The plurality of scraping plates 8 are provided, the scraping plates 8 are provided on the lower surface of the substrate 741 and are inclined on the substrate 741, and the scraping plates 8 are provided at intervals in parallel. The rotating handle 742 can adjust the height of the base plate 741, and thus the height of the scraper blade 8.

Referring to fig. 1, still be provided with belt cleaning device in frame 1, belt cleaning device washs scraping flitch 8, belt cleaning device includes scavenge pipe 9, the fixed bracing piece that is used for supporting scavenge pipe 9 that is provided with on the mounting panel 25, scavenge pipe 9 erects on the bracing piece, refer to fig. 4, a plurality of apopores 90 have been seted up on the scavenge pipe 9, apopore 90 sets up towards sieve 200 upper surface, scavenge pipe 9 arranges the one end that sieve 200 deviates from a thick liquid pipeline 51 in.

The implementation principle of paper pulp impurity screening plant 2 of the embodiment of this application is: paper pulp flows to sieve 200 from a thick liquid pipeline 51 on, the impurity of the coarse grain that sieves out is stayed on sieve 200, vibrating motor makes sieve 200 vibrations simultaneously for the screening speed of screen cloth, jacking device 6 lifts up the screen cloth, scrape flitch 8 and remove to keeping away from the one end of a thick liquid pipeline 51 from the one end that is close to a thick liquid pipeline 51 on the screen cloth, clear up the surface of screen cloth, and when scraping flitch 8 and removing to washing pipe 9 below, scavenge pipe 9 washs scraping flitch 8.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a paper pulp impurity screening plant which characterized in that: comprises a frame (1), wherein the frame (1) is provided with a screening device (2), a vibration device (3), a damping device (4) and a scraping device, the screening device (2) comprises a screening part (20) and a slurry collecting groove (21), the screening part (20) is arranged on the slurry collecting groove (21), the screening part (20) comprises a screen plate (200), the screen plate (200) is provided with a plurality of screen holes (202), the outer wall of the slurry collecting groove (21) is provided with a mounting plate (25), the mounting plate (25) is hinged with the slurry collecting groove (21), the screening device (2), the vibration device (3) and the damping device (4) are all arranged on the mounting plate (25), the frame (1) is provided with a jacking device (6) for lifting the mounting plate (25), the scraping device comprises a scraper plate for cleaning the screen plate (200) and a moving structure (7) for moving the scraper plate on the screen plate (200), the scraper blade is installed on the moving structure (7), and a cleaning device used for cleaning the scraper blade (8) is further arranged on the rack (1).

2. The pulp impurity screening device of claim 1, characterized in that: fixed backup pad (201) that is provided with on sieve (200), backup pad (201) vertical fixation is at the upper surface of sieve (200), remove structure (7) including movable plate (70), screw rod (71), slide bar (72) and be used for making screw rod (71) pivoted driving piece (73), screw rod (71) and slide bar (72) are established respectively on backup pad (201) of the both sides of screening plant (2), screw rod (71) rotate with backup pad (201) of one side and are connected, slide bar (72) and backup pad (201) fixed connection of opposite side, offer slot of stepping down (24) on backup pad (201), movable plate (70) pass slot of stepping down (24), movable plate (70) and screw rod (71) threaded connection, movable plate (70) and slide bar (72) sliding connection.

3. The pulp impurity screening device of claim 2, characterized in that: the movable plate is characterized in that a plurality of supports (74) are arranged on the movable plate (70), each support (74) comprises a supporting rod (740) and a base plate (741), each base plate (741) is arranged below the corresponding movable plate (70), each supporting rod (740) is arranged between each base plate (741) and the corresponding movable plate (70), each supporting rod (740) is in threaded connection with the corresponding movable plate (70), each scraping plate (8) is installed on each base plate (741), a limiting rod (413) is further fixedly arranged on each base plate (741), and each limiting rod (413) penetrates through the corresponding movable plate (70) and is in sliding connection with the corresponding movable plate (70).

4. The pulp impurity screening device of claim 3, characterized in that: the scraping plates (8) are arranged on the lower surface of the substrate (741) and are arranged on the substrate (741) in an inclined mode, the scraping plates (8) are arranged in a plurality, and the scraping plates (8) are arranged in parallel at intervals.

5. The pulp impurity screening device of claim 1, characterized in that: the jacking device (6) is selected as a hydraulic cylinder, one end of the hydraulic cylinder is rotatably connected with the rack (1), and the other end of the hydraulic cylinder is rotatably connected with the mounting plate (25).

6. The pulp impurity screening device of claim 1, characterized in that: the cleaning device comprises a cleaning pipe (9), wherein the cleaning pipe (9) is installed on the installation plate (25), and a plurality of water outlets (90) are formed in the cleaning pipe (9).

7. The pulp impurity screening device of claim 2, characterized in that: the mounting rod I (22) is fixedly arranged on the supporting plate (201) in a penetrating mode, the damping device (4) comprises a plurality of damping springs, and two ends of each damping spring are fixedly connected with the mounting rod I (22) and the mounting plate (25) respectively.

8. The pulp impurity screening device of claim 2, characterized in that: vibrator (3) are including carousel (30) and driving motor (31), driving motor (31) are fixed on mounting panel (25), driving motor (31) with carousel (30) eccentric settings, the fixed installation pole two (23) that is provided with on backup pad (201), installation pole two (23) with carousel (30) coaxial fastening.