CN214089217U - Papermaking slurry desanding device - Google Patents

Abstract

The utility model discloses a papermaking pulp desanding device, which belongs to the field of papermaking pulp production and comprises a base, wherein the upper surface of the base is fixed with a desander body through a support column, the bottom of the desander body is fixed with a sand discharging box, the bottom wall of the sand discharging box is connected with a sand discharging pipe, the bottoms of the two side walls of the sand discharging box are respectively provided with a material guide plate, the upper surface of the base is fixed with a collecting box through a support rod, the collecting box is provided with an open cuboid structure at the top, through holes are symmetrically formed in the bottom wall of the collecting box, movable rods are movably arranged in the through holes, the tops of the two movable rods are fixed with a filter box, the bottom wall of the filter box is provided with a filter plate, the middle position of the filter plate is rotatably provided with a rotating rod through a bearing, and the top of the rotating rod is provided with a screw shaft; the utility model relates to a novelty, the structure is ingenious, when the degritting, can avoid the sand discharge pipe to block up, and screens impurity, reduces the waste of resource, and convenient operation is worth promoting.

Description

Papermaking slurry desanding device

Technical Field

The utility model relates to a papermaking thick liquids production technical field especially relates to a papermaking thick liquids sand removal device.

Background

The paper pulp is a fibrous substance prepared by using plant fibers as raw materials through different processing methods. Mechanical pulp, chemical pulp and chemimechanical pulp can be classified according to the processing method; the fiber raw materials can also be divided into wood pulp, straw pulp, hemp pulp, reed pulp, cane pulp, bamboo pulp, rag pulp and the like according to the used fiber raw materials. And can be divided into refined pulp, bleached pulp, unbleached pulp, high-yield pulp, semi-chemical pulp and the like according to different purities. Are commonly used in the manufacture of paper and paperboard. Refined pulp is often used as a raw material for producing cellulose derivatives such as cellulose esters and cellulose ethers, in addition to specialty paper. Also used in the fields of artificial fiber, plastic, paint, film, gunpowder and the like.

Before papermaking, a sand removing measure needs to be carried out on a paper pulp raw material, but when the existing sand remover is in actual use, impurities in slurry easily block a slag discharge pipe, and the impurities take time and contain a certain amount of paper pulp raw material, so that resource waste is caused if the impurities are directly discharged.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of papermaking thick liquids sand removal device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a papermaking pulp desanding device comprises a base, wherein a desander body is fixed on the upper surface of the base through a support column, a sand discharging box is fixed at the bottom of the desander body, the bottom wall of the sand discharging box is connected with a sand discharging pipe, guide plates are arranged at the bottoms of two side walls of the sand discharging box, a collecting box is fixed on the upper surface of the base through a support rod, the collecting box is of an open cuboid structure with an opening at the top, through holes are symmetrically formed in the bottom wall of the collecting box, movable rods are movably arranged in the through holes, a filter box is fixed at the top of the two movable rods, a filter plate is arranged on the bottom wall of the filter box, a rotating rod is rotatably arranged at the middle position of the filter plate through a bearing, a screw shaft is arranged at the top of the rotating rod, a cavity is formed in the rotating rod, a motor is arranged at the middle position of the upper surface of the base, a first rotating shaft is connected with a first rotating shaft, and the top end of the first rotating shaft penetrates through the bottom wall of the collecting box and extends into the cavity, the spacing groove has been seted up along vertical direction to the both sides wall of cavity, and sliding connection has the stopper in the spacing groove, and one side that two stoppers are close to mutually all with a pivot fixed connection, bevel gear one is installed to the bottom of pivot one, and the symmetric welding has the dead lever on the base, and one side that two dead levers are close to mutually all rotates and installs pivot two, and bevel gear two is all installed to the one end that two pivots two are close to, installs the cam on the pivot two.

As a preferred embodiment, one side of the desander body is provided with a feeding hole, and the top of the desander body is provided with a discharging hole.

As a preferred embodiment, the filter box is of a cuboid structure with an opening arranged at the top, and the filter plate is of an arc structure.

In a preferred embodiment, the rotating rod and the screw shaft are positioned right below the sand discharge pipe, and the size of the rotating rod and the size of the screw shaft are smaller than that of the sand discharge pipe.

In a preferred embodiment, the first bevel gear is located between the second bevel gears, the first bevel gear is meshed with the second bevel gear, the two cams are respectively located right below the two movable rods, and the bottom ends of the two movable rods are respectively contacted with the two cams.

The utility model has the advantages that:

1. according to the papermaking pulp desanding device, the filtering box is arranged at the bottom of the sand discharge pipe through the arrangement of the sand discharge box, the sand discharge pipe, the material guide plate, the collecting box, the movable rod, the filtering box, the filtering plate and the like, so that impurities can be filtered, and the waste of resources is reduced;

2. this papermaking thick liquids sand removing device is through setting up dwang, screw axis, motor, pivot one, spacing groove, stopper, bevel gear one, dead lever, pivot two, bevel gear two and cam isotructure, when discharging impurity, opens the motor, when driving the dwang pivoted, reciprocating motion about can also driving rose box and dwang can dredge the sand discharge pipe, avoids blockking up, and accelerates screening efficiency, reduces operating time, is worth promoting.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the sand discharge box of the present invention;

fig. 3 is a schematic view of the internal structure of the rotating rod and the first rotating shaft of the present invention.

Reference numbers in the figures: 1. a base; 2. a pillar; 3. a desander body; 4. sand discharging boxes; 5. a sand discharge pipe; 6. a material guide plate; 7. a collection box; 8. a movable rod; 9. a filter box; 10. a filter plate; 11. rotating the rod; 12. a screw shaft; 13. a motor; 14. a first rotating shaft; 15. a limiting groove; 16. a limiting block; 17. a first bevel gear; 18. fixing the rod; 19. a second rotating shaft; 20. a second bevel gear; 21. a cam.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a papermaking pulp desanding device comprises a base 1, a desander body 3 is fixed on the upper surface of the base 1 through a support column 2, a sand discharge box 4 is fixed on the bottom of the desander body 3, a sand discharge pipe 5 is connected with the bottom wall of the sand discharge box 4, guide plates 6 are arranged on the bottoms of two side walls of the sand discharge box 4, a collection box 7 is fixed on the upper surface of the base 1 through a support rod, the collection box 7 is of an open cuboid structure, through holes are symmetrically formed in the bottom wall of the collection box 7, movable rods 8 are movably arranged in the through holes, a filter box 9 is fixed on the tops of the two movable rods 8, a filter plate 10 is arranged on the bottom wall of the filter box 9, a rotating rod 11 is rotatably installed at the middle position of the filter plate 10 through a bearing, a spiral shaft 12 is arranged at the top of the rotating rod 11, a cavity is formed in the rotating rod 11, and a motor 13 is installed at the middle position on the upper surface of the base 1, output shaft of motor 13 has a pivot 14, the diapire that collection box 7 was run through on the top of pivot 14 stretches into in the cavity, spacing groove 15 has been seted up along vertical direction to the both sides wall of cavity, sliding connection has stopper 16 in the spacing groove 15, one side that two stopper 16 are close to mutually all with a pivot 14 fixed connection, bevel gear 17 is installed to the bottom of pivot 14, symmetrical welding has dead lever 18 on the base 1, one side that two dead levers 18 are close to mutually all rotates and installs pivot two 19, bevel gear two 20 is all installed to the one end that two pivot two 19 are close to mutually, install cam 21 on the pivot two 19.

One side of the desander body 3 is provided with a feed inlet, and the top of the desander body 3 is provided with a discharge outlet.

The filter box 9 is provided with open cuboid structure for the top, and the filter 10 is the arc structure.

The rotating rod 11 and the screw shaft 12 are positioned right below the sand discharge pipe 5, and the size of the rotating rod 11 and the screw shaft 12 is smaller than that of the sand discharge pipe 5.

The first bevel gear 17 is located between the two second bevel gears 20, the first bevel gear 17 is meshed with the second bevel gears 20, the two cams 21 are respectively located right below the two movable rods 8, and the bottom ends of the two movable rods 8 are respectively contacted with the two cams 21.

The working principle is as follows: paper pulp raw materials are added into a desander main body 3 through a feeding hole 2, under the action of centrifugal separation, paper pulp is discharged from a discharging hole due to different densities of the paper pulp and sand, the sand can enter a sand discharging box 4 to be collected, a motor 13 is turned on, the motor 13 drives a rotating shaft I14 to rotate, the rotating shaft I14 drives a rotating rod 11 and a bevel gear I17 to rotate, the bevel gear I17 is meshed with a bevel gear II 20, so that two rotating shafts II 19 synchronously rotate, the rotating shaft II 19 drives a cam 21 to rotate in the rotating process, the cam 21 drives a movable rod 8 to move upwards, when the cam 21 rotates ceaselessly, under the action of gravity of a filter box 9 and impurities, the filter box 9 can move up and down in a reciprocating mode, when the filter box 9 moves upwards, the rotating rod 11 is driven to move upwards, the rotating rod 11 enters a sand discharging pipe 5, the sand discharging pipe 5 is dredged by the rotating rod 11 and a spiral shaft 12, and discharging efficiency is accelerated, and the sand discharge pipe 5 cannot be blocked, the filter box 9 can vibrate the filter plate 10 in the up-and-down moving process, the filtering effect is accelerated, the working time is shortened, and the motor 13 can be implemented, so that the energy consumption is low, and the sand discharge device is worthy of popularization.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (5)

1. A papermaking pulp desanding device comprises a base (1) and is characterized in that a desander body (3) is fixed on the upper surface of the base (1) through a support column (2), a sand discharging box (4) is fixed at the bottom of the desander body (3), a sand discharging pipe (5) is connected to the bottom wall of the sand discharging box (4), guide plates (6) are arranged at the bottoms of two side walls of the sand discharging box (4), a collecting box (7) is fixed on the upper surface of the base (1) through a support rod, the collecting box (7) is of a cuboid structure with an opening at the top, through holes are symmetrically formed in the bottom wall of the collecting box (7), movable rods (8) are movably arranged in the through holes, a filter box (9) is fixed at the tops of the two movable rods (8), a filter plate (10) is arranged on the bottom wall of the filter box (9), and a rotating rod (11) is rotatably installed at the middle position of the filter plate (10) through a bearing, the top of the rotating rod (11) is provided with a screw shaft (12), the rotating rod (11) is provided with a cavity, a motor (13) is installed in the middle of the upper surface of the base (1), an output shaft of the motor (13) is connected with a first rotating shaft (14), the top end of the first rotating shaft (14) penetrates through the bottom wall of the collecting box (7) and extends into the cavity, two side walls of the cavity are provided with limiting grooves (15) in the vertical direction, limiting blocks (16) are connected in the limiting grooves (15) in a sliding manner, one sides, close to the two limiting blocks (16), of the two limiting blocks are fixedly connected with the first rotating shaft (14), a first bevel gear (17) is installed at the bottom of the first rotating shaft (14), fixing rods (18) are symmetrically welded on the base (1), a second rotating shaft (19) is installed on one side, close to the two fixing rods (18), and a second bevel gear (20) is installed on one end, close to the two rotating shafts (19), and a cam (21) is arranged on the second rotating shaft (19).

2. The papermaking stock desanding device according to claim 1, characterized in that a feed inlet is arranged at one side of the desander body (3) and a discharge outlet is arranged at the top of the desander body (3).

3. A papermaking stock desanding device according to claim 1, characterised in that the filter box (9) is of a cuboid structure with an open top and the filter plate (10) is of an arc structure.

4. A papermaking stock desanding device according to claim 1, characterised in that the turning rod (11) and the screw shaft (12) are located directly below the sand drain (5), and that the size of the turning rod (11) and the screw shaft (12) is smaller than the size of the sand drain (5).

5. The papermaking pulp desanding device according to claim 1, characterized in that the first bevel gear (17) is located between two second bevel gears (20), the first bevel gear (17) is meshed with the second bevel gears (20), the two cams (21) are respectively located right below the two movable rods (8), and the bottom ends of the two movable rods (8) are respectively in contact with the two cams (21).

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