CN220927329U - Coarse pulp screening equipment for papermaking - Google Patents
Coarse pulp screening equipment for papermaking Download PDFInfo
- Publication number
- CN220927329U CN220927329U CN202322780504.7U CN202322780504U CN220927329U CN 220927329 U CN220927329 U CN 220927329U CN 202322780504 U CN202322780504 U CN 202322780504U CN 220927329 U CN220927329 U CN 220927329U
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- China
- Prior art keywords
- plate
- filter box
- papermaking
- shell
- slide
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- 238000012216 screening Methods 0.000 title claims abstract description 17
- 238000003825 pressing Methods 0.000 claims abstract description 16
- 238000007790 scraping Methods 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims abstract description 4
- 239000012535 impurity Substances 0.000 abstract description 16
- 238000000605 extraction Methods 0.000 abstract description 6
- 239000000835 fiber Substances 0.000 abstract description 5
- 239000002699 waste material Substances 0.000 abstract description 3
- 241000220317 Rosa Species 0.000 description 3
- 239000002923 metal particle Substances 0.000 description 3
- 239000000123 paper Substances 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 229920001131 Pulp (paper) Polymers 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000003670 easy-to-clean Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011087 paperboard Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004537 pulping Methods 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
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- Paper (AREA)
Abstract
The utility model discloses a coarse pulp screening device for papermaking, which relates to the technical field of papermaking equipment and comprises a shell and a longitudinal frame, wherein a filter box is arranged in the shell, a rubber sealing belt is attached to the edge of the lower surface of the filter box, a bottom supporting frame is welded on the lower surface of the shell, an electric push rod is arranged above a supporting plate, a rubber scraping plate is fixed on the edge of a movable plate, the longitudinal frame is fixed above the left side of the shell, a screw rod is arranged in a sliding groove, a sliding plate is arranged on the outer side of the screw rod, and a pressing plate is fixed at the lower end of the longitudinal rod. The utility model is provided with the sliding groove, the screw rod, the servo motor, the sliding plate, the longitudinal rod and the pressing plate, the screw rod is controlled to rotate reversely through the servo motor, so that the sliding plate drives the pressing plate to descend, the pressing plate enters the filter box to squeeze coarse pulp impurities remained in the filter box, and the residual fine pulp in the fiber bundle impurities is discharged to the maximum degree under the action of the squeezing force, thereby improving the extraction quantity of the fine pulp and reducing the waste.
Description
Technical Field
The utility model relates to the technical field of papermaking equipment, in particular to a papermaking coarse pulp screening device.
Background
The paper machine comprises raw material preparation, pulping, papermaking, machine for producing reels or planes Zhang Chengpin and processing paper and paperboards, wherein the raw material for papermaking is crushed, steamed to prepare coarse pulp, and the coarse pulp generally used for papermaking often contains large fiber bundles, knots, sand grains, metal particles and other impurities, so that the coarse pulp often needs to be screened and removed to ensure the quality of the subsequent paper production.
The existing pulp screening has certain defects, fine pulp and impurities in coarse pulp are separated through a screen plate, but part of fine pulp still remains in the impurities, so that the fine pulp extraction rate is low, part of fine pulp is wasted, and impurities after coarse pulp extraction are left in equipment and are not easy to clean, so that coarse pulp screening equipment for papermaking is urgently needed.
Disclosure of utility model
Based on the above, the utility model aims to provide a coarse pulp screening device for papermaking, which solves the problems that the existing pulp screening has certain defects, fine pulp and impurities in the coarse pulp are separated through a screen plate, but partial fine pulp still remains in the impurities, so that the extraction rate of the fine pulp is not high, partial fine pulp is wasted, and the impurities after the coarse pulp extraction are remained in the device and are not easy to clean.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a thick liquid screening equipment for papermaking, includes casing and longitudinal frame, the internally mounted of casing has the rose box, and the surface distribution of rose box has a plurality of filtration pores, the laminating of lower surface edge of rose box has the rubber seal area, the lower surface welding of casing has the bottom sprag frame, and the inboard welding of bottom sprag frame has the layer board, the electric putter is installed to the top of layer board, and the output shaft of electric putter has the fly leaf, the edge of fly leaf is fixed with the rubber scraper blade.
The longitudinal frame is fixed above the left side of the shell, a sliding groove is formed in the longitudinal frame, a screw rod is arranged in the sliding groove, the top end of the screw rod is connected with a servo motor, a sliding plate is arranged on the outer side of the screw rod, and the slide keeps away from the one end below of longitudinal frame and is fixed with the longitudinal rod, the lower extreme of longitudinal rod is fixed with the clamp plate, the discharge gate has been seted up to the right side surface of casing, and the positive surface of casing installs the controller.
Preferably, round holes are formed in the middle of the lower surface of the filter box and the middle of the lower surface of the shell, and an output shaft of the electric push rod penetrates through the shell and the filter box through the round holes to be connected with the movable plate.
Preferably, a concave groove is formed in the right side of the upper end of the filter box, and a guide plate is connected to the right side of the concave groove.
Preferably, the outer side surface of the rubber scraper is attached to the inner wall of the filter box, and the vertical central axis of the filter box is coincident with the vertical central axis of the movable plate.
Preferably, an output shaft of the servo motor penetrates through the upper surface of the longitudinal frame through a bearing to be connected with the screw rod, and the lower end of the screw rod is rotationally connected with the bottom of the sliding groove.
Preferably, the inside of slide has offered the screw hole, and slide passes through screw hole and lead screw threaded connection to slide and vertical pole mutually perpendicular.
Preferably, the sliding plate is connected with the pressing plate through a longitudinal rod, the pressing plate is parallel to the movable plate, and the edge of the pressing plate is provided with a rubber scraping plate identical to the edge of the movable plate.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model is provided with the sliding groove, the screw rod, the servo motor, the sliding plate, the longitudinal rod and the pressing plate, the screw rod is controlled to rotate reversely through the servo motor, so that the sliding plate drives the pressing plate to descend, the pressing plate enters the filter box to squeeze coarse pulp impurities remained in the filter box, and the residual fine pulp in the fiber bundle impurities is discharged to the maximum degree under the action of the squeezing force, thereby improving the extraction quantity of the fine pulp and reducing the waste.
2. According to the utility model, the lifting of the movable plate is controlled by the arranged electric push rod, and when the movable plate is lifted, coarse pulp impurities remained in the filter box are pushed to lift until the movable plate is lifted to the concave groove, and the residues in the filter box can be rapidly discharged from the guide plate due to the inclination of the guide plate.
3. According to the utility model, the edges of the movable plate and the pressing plate are provided with the rubber scraping plates, so that when the movable plate and the pressing plate ascend and descend in the filter box, paper pulp adhered to the surface of the filter box can be scraped off, the probability of blocking the filter holes is reduced, and the smoothness of the filter holes is kept.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic diagram of the structure of the present utility model;
FIG. 3 is a schematic view of the bottom structure of the filter box of the present utility model;
Fig. 4 is an enlarged schematic view of the structure of fig. 2a according to the present utility model.
In the figure: 1. a housing; 2. a filter box; 3. filtering holes; 4. a round hole; 5. a rubber sealing tape; 6. a bottom support frame; 7. a supporting plate; 8. an electric push rod; 9. a movable plate; 10. a rubber scraper; 11. a longitudinal frame; 12. a chute; 13. a screw rod; 14. a servo motor; 15. a slide plate; 16. a longitudinal bar; 17. a pressing plate; 18. a discharge port; 19. a controller; 20. a concave groove; 21. and a deflector.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.
Referring to fig. 1-4, a coarse pulp screening device for papermaking comprises a shell 1 and a longitudinal frame 11, wherein a filter box 2 is arranged in the shell 1, a plurality of filter holes 3 are distributed on the surface of the filter box 2, a rubber sealing belt 5 is attached to the edge of the lower surface of the filter box 2, a bottom support frame 6 is welded on the lower surface of the shell 1, a supporting plate 7 is welded on the inner side of the bottom support frame 6, an electric push rod 8 is arranged above the supporting plate 7, an output shaft of the electric push rod 8 is connected with a movable plate 9, round holes 4 are formed in the middle of the lower surface of the filter box 2 and the middle of the lower surface of the shell 1, an output shaft of the electric push rod 8 penetrates through the shell 1 and the filter box 2 through the round holes 4 and is connected with the movable plate 9, coarse pulp is poured into the filter box 2, fine pulp in coarse pulp passes through the filter holes 3, and impurities such as fiber bundles, knots, sand grains and metal particles in coarse pulp are intercepted by the filter holes 3 and left in the filter box 2, the output shaft of the electric push rod 8 is connected with the movable plate 9, the movable plate 9 can be pushed upwards by starting the electric push rod 8, thereby facilitating pushing out residues in the filter tank 2, the edge of the movable plate 9 is fixedly provided with a rubber scraping plate 10, the outer side surface of the rubber scraping plate 10 is attached to the inner wall of the filter tank 2, the vertical central axis of the filter tank 2 is overlapped with the vertical central axis of the movable plate 9, the movable plate 9 is prevented from scratching the inner wall of the filter tank 2 when the filter tank 2 is lifted up and down by the arrangement of the rubber scraping plate 10, the inner wall of the filter tank 2 can be effectively cleaned when the movable plate 9 is lifted up and down, paper pulp adhered to the filter tank 2 is scraped down, the blocking probability of the filter hole 3 is reduced, the concave groove 20 is formed on the right side of the upper end of the filter tank 2, the right side of the concave groove 20 is connected with a guide plate 21, residues in the filter tank 2 are conveniently discharged from the guide plate 21 by the arrangement of the concave groove 20 and the guide plate 21, the deflector 21 is inclined, so that the residue can slide easily;
The vertical frame 11 is fixed in the left side top of casing 1, and the spout 12 has been seted up to the inside of vertical frame 11, the internally mounted of spout 12 has lead screw 13, and the top of lead screw 13 is connected with servo motor 14, slide 15 is installed in the outside of lead screw 13, and slide 15 is kept away from the one end below of vertical frame 11 and is fixed with vertical pole 16, the output shaft of servo motor 14 runs through the upper surface of vertical frame 11 through the bearing and is connected with lead screw 13, and the lower extreme and the spout 12 bottom of lead screw 13 rotate to be connected, threaded hole has been seted up to slide 15, and slide 15 passes through threaded hole and lead screw 13 threaded connection, and slide 15 and vertical pole 16 mutually perpendicular, through starting servo motor 14, control lead screw 13 corotation or reversal, because slide 15 and lead screw 13 threaded connection, and slide 15 left end surface and spout 12 inner wall laminating, therefore slide 15 descends when lead screw 13 corotation, slide 15 rises, the lower extreme of vertical pole 16 is fixed with clamp plate 17, the right side surface of casing 1 has seted up discharge gate 18, and the positive surface of casing 1 installs controller 19, 15 is connected with clamp plate 17 through vertical pole 16 and clamp plate 17, and the parallel to the fine pulp of clamp plate 17 has been set up to the fine pulp of the inside of the lift plate 17, the fine pulp is wasted, the pulp is removed along with the fine pulp of the edge of the lift plate is completely to the edge is set up to the fine pulp of the fine pulp 17, the pulp is removed, the pulp is completely down along with the fine pulp is removed, the edge 17, the fine pulp is completely parallel to the edge is reduced.
Working principle: when the filter box 2 is used, coarse pulp is poured into the filter box 2, a fine pulp part in the coarse pulp passes through the filter hole 3 from the filter box 2, impurities such as fiber bundles, knots, sand grains and metal particles in the coarse pulp are intercepted by the filter hole 3 and remain in the filter box 2, then the servo motor 14 is started through the controller 19, the screw rod 13 is controlled to rotate forwards, so that the slide plate 15 descends continuously, the coarse pulp is extruded into the filter box 2 by the slide plate 15, fine pulp remained in the impurities is discharged further, more fine pulp is extracted from the coarse pulp conveniently, waste of the fine pulp is reduced, a valve on the discharge hole 18 is opened, the fine pulp is discharged from the discharge hole 18, then the electric push rod 8 is started through the controller 19, the output end of the electric push rod 8 pushes the movable plate 9 to the position of the concave groove 20 until the impurities in the filter box 2 are discharged from the filter box 2 through the concave groove 20 and the guide plate 21, the edges of the movable plate 9 and the press plate 17 are provided with rubber scraping plates 10, and therefore the movable plate 9 and the press plate 17 can keep the fine pulp adhered to the surface of the filter box 2 in the filter box 2 when the filter box 2 ascends and the motor ascends, and the filter device is kept in the filter box 2, and the filter box surface of the filter box is kept smooth in the filter box is kept in the filter box surface of the filter box 3, and the filter box is kept clear, the filter device is in the prior art, and the filter device is convenient for the filter device is a filter in the filter device is a filter device in the filter device.
What is not described in detail in this specification is prior art known to those skilled in the art.
The terms "center," "longitudinal," "transverse," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used for descriptive simplicity and convenience only and not as an indication or implying that the apparatus or element being referred to must have a particular orientation, be constructed and operated for a particular orientation, based on the orientation or positional relationship illustrated in the drawings, and thus should not be construed as limiting the scope of the present utility model.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. The utility model provides a papermaking thick stock screening equipment, includes casing (1) and longitudinal frame (11), its characterized in that: the novel filter is characterized in that a filter box (2) is arranged in the shell (1), a plurality of filter holes (3) are distributed on the surface of the filter box (2), a rubber sealing belt (5) is attached to the edge of the lower surface of the filter box (2), a bottom support frame (6) is welded on the lower surface of the shell (1), a supporting plate (7) is welded on the inner side of the bottom support frame (6), an electric push rod (8) is arranged above the supporting plate (7), a movable plate (9) is connected with an output shaft of the electric push rod (8), and a rubber scraping plate (10) is fixed on the edge of the movable plate (9);
The utility model discloses a shell, including casing (1), slide, slider, slide, spout (12) have been seted up to the left side top of indulging frame (11), the internally mounted of spout (12) has lead screw (13), and the top of lead screw (13) is connected with servo motor (14), slide (15) are installed in the outside of lead screw (13), and slide (15) keep away from the one end below of indulging frame (11) and are fixed with vertical pole (16), the lower extreme of vertical pole (16) is fixed with clamp plate (17), discharge gate (18) have been seted up on the right side surface of casing (1), and controller (19) are installed on the positive surface of casing (1).
2. A papermaking brown stock screening apparatus as set forth in claim 1, wherein: round holes (4) are formed in the middle of the lower surface of the filter box (2) and the middle of the lower surface of the shell (1), and an output shaft of the electric push rod (8) penetrates through the shell (1) and the filter box (2) through the round holes (4) to be connected with the movable plate (9).
3. A papermaking brown stock screening apparatus as set forth in claim 1, wherein: concave grooves (20) are formed in the right side of the upper end of the filter box (2), and guide plates (21) are connected to the right side of the concave grooves (20).
4. A papermaking brown stock screening apparatus as set forth in claim 1, wherein: the outer side surface of the rubber scraping plate (10) is attached to the inner wall of the filter box (2), and the vertical central axis of the filter box (2) is overlapped with the vertical central axis of the movable plate (9).
5. A papermaking brown stock screening apparatus as set forth in claim 1, wherein: an output shaft of the servo motor (14) penetrates through the upper surface of the longitudinal frame (11) through a bearing to be connected with the screw rod (13), and the lower end of the screw rod (13) is rotationally connected with the bottom of the sliding groove (12).
6. A papermaking brown stock screening apparatus as set forth in claim 1, wherein: the inside of slide (15) has seted up the screw hole, and slide (15) pass through screw hole and screw rod (13) threaded connection to slide (15) and vertical pole (16) mutually perpendicular.
7. A papermaking brown stock screening apparatus as set forth in claim 1, wherein: the sliding plate (15) is connected with the pressing plate (17) through the longitudinal rod (16), the pressing plate (17) is parallel to the movable plate (9), and the edge of the pressing plate (17) is provided with a rubber scraping plate (10) identical to the edge of the movable plate (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322780504.7U CN220927329U (en) | 2023-10-17 | 2023-10-17 | Coarse pulp screening equipment for papermaking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322780504.7U CN220927329U (en) | 2023-10-17 | 2023-10-17 | Coarse pulp screening equipment for papermaking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220927329U true CN220927329U (en) | 2024-05-10 |
Family
ID=90937707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322780504.7U Active CN220927329U (en) | 2023-10-17 | 2023-10-17 | Coarse pulp screening equipment for papermaking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220927329U (en) |
-
2023
- 2023-10-17 CN CN202322780504.7U patent/CN220927329U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |