Paper pulp stirring device for paper industry production

Abstract

The paper pulp stirring device for paper industry production comprises a supporting bottom plate, a feeding hopper and a mixing barrel are arranged above the supporting bottom plate, an annular positioning groove is formed in the upper surface of the feeding hopper, a filter screen is arranged in the feeding hopper, the outer surface of the filter screen is fixedly connected with an annular positioning disc, and the annular positioning disc is fixedly connected with the mixing barrel. The bottom end of the annular positioning disc extends into the annular positioning groove, a paper pulp pump is fixedly installed on the upper surface of the supporting bottom plate, the output end of the paper pulp pump fixedly communicates with a liquid pumping pipe, and the end, away from the paper pulp pump, of the liquid pumping pipe penetrates through the injection hopper and extends into the injection hopper. And the output end of the paper pulp pump fixedly communicates with a discharging pipe, a sealing plate is fixedly installed at the top end of the mixing barrel, and the end, away from the paper pulp pump, of the discharging pipe penetrates through the sealing plate and extends into the mixing barrel. The paper pulp mixing device is convenient for uniformly stirring and mixing paper pulp in the mixing barrel, and improves the production quality of the paper pulp.

Description

Technical Field

[0001] The utility model relates to the field of paper pulp, in particular to a paper pulp stirring device for paper production. Background Art

[0002] Pulp is a fibrous substance made from plant fiber through different processing methods. The quality of pulp is mainly determined by its fiber morphology and fiber purity. In addition to being used to make specialty paper, refined pulp is also often used as a raw material for making cellulose derivatives such as cellulose esters and cellulose ethers.

[0003] Currently, Chinese patent publication number CN212942560U discloses a pulp stirring device for paper production, comprising a feed hopper with legs fixedly mounted on both left and right sides of the bottom of the feed hopper. This pulp stirring device for paper production uses a control panel to activate a dual-axis motor, which rotates two rotating bevel gears on both sides, thereby rotating a rotating rod. However, in the aforementioned patent, when filtering the pulp, a filter plate is required to be positioned within a mixing box to filter the pulp. However, large particles filtered by the filter plate are difficult to remove, which in turn affects subsequent pulp stirring. Therefore, we propose a pulp stirring device for paper production to address this issue. Utility Model Content

[0004] The purpose of the present utility model is to provide a pulp stirring device for paper production to solve the problems raised in the above background technology.

[0005] To achieve the above objectives, the present invention provides the following technical solutions:

[0006] A pulp stirring device for paper production comprises a supporting base plate, wherein a feeding hopper and a mixing drum are respectively provided above the supporting base plate, an annular positioning groove is opened on the upper surface of the feeding hopper, a filter screen is provided inside the feeding hopper, an annular positioning plate is fixedly connected to the outer surface of the filter screen, and the bottom end of the annular positioning plate extends to the inside of the annular positioning groove, a pulp pump is fixedly installed on the upper surface of the supporting base plate, the output end of the pulp pump is fixedly connected to a suction pipe, the end of the suction pipe away from the pulp pump passes through the feeding hopper and extends to the inside of the feeding hopper, the output end of the pulp pump is fixedly connected to a discharge pipe, a sealing plate is fixedly installed on the top of the mixing drum, the end of the discharge pipe away from the pulp pump passes through the sealing plate and extends to the inside of the mixing drum, a rotating motor is fixedly installed on the upper surface of the sealing plate, and a stirring rod is fixedly installed on the output end of the rotating motor.

[0007] In a further embodiment, a plurality of stirring blades are fixedly connected to the outer surface of the stirring rod, and a spiral blade is fixedly connected to the outer surface of the stirring rod.

[0008] In a further embodiment, the bottom end of the mixing barrel is fixedly connected to a discharge pipe, the outer surface of the discharge pipe is fixedly connected to an electric butterfly valve, and a through hole is opened on the bottom surface of the supporting bottom plate.

[0009] In a further embodiment, a plurality of first supporting legs and a plurality of second supporting legs are fixedly connected to the upper surface of the supporting base plate, and a top end of each of the first supporting legs is fixedly connected to the outer surface of the filling hopper.

[0010] In a further embodiment, a controller is fixedly mounted on the upper surface of the support base plate, and the controller is electrically connected to the pulp pump and the rotary motor through wires.

[0011] In a further embodiment, the top end of each of the second supporting legs is fixedly connected to the bottom surface of the mixing drum, and the bottom surface of the supporting bottom plate is fixedly connected to two groups of bases.

[0012] Compared with the prior art, the beneficial effects of the present invention are:

[0013] The utility model provides an annular positioning groove provided in the injection hopper, and the arrangement of the annular positioning plate and the filter screen, so that the filter screen can be installed inside the injection hopper, and then the arrangement of the filter screen can be used to filter and block large particles in the pulp, and it is convenient to clean the filtered large particles. Through the cooperation of the pulp pump and the discharge pipe, the filtered pulp can be extracted and discharged into the interior of the mixing drum, and then the pulp inside the mixing drum can be evenly stirred and mixed, thereby improving the production quality of the pulp. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a three-dimensional structural schematic diagram of the front view of a pulp stirring device used in paper production.

[0015] Figure 2 This is a sectional view of the front view of a pulp stirring device for paper production.

[0016] Figure 3 This is a schematic diagram of the three-dimensional structure of a pulp stirring device used in paper production from a bottom view.

[0017] Figure 4 This is a cross-sectional view of a top view of a mixing drum in a pulp stirring device used in paper production.

[0018] In the figure: 1. Support base plate; 2. Filling hopper; 3. Annular positioning groove; 4. Annular positioning plate; 5. Filter screen; 6. Pulp pump; 7. Liquid extraction pipe; 8. Discharge pipe; 9. Sealing plate; 10. Mixing drum; 11. Rotating motor; 12. Stirring rod; 13. Spiral blade; 14. Discharge pipe; 15. Electric butterfly valve; 16. First supporting leg; 17. Second supporting leg; 18. Controller; 19. Base; 20. Through hole; 21. Stirring blade. DETAILED DESCRIPTION

[0019] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0020] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; mechanical connections, electrical connections; direct connections, indirect connections through an intermediate medium, and internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0022] See also Figure 1-4In the utility model, a pulp stirring device for paper production includes a supporting base plate 1, a feeding hopper 2 and a mixing drum 10 are respectively provided above the supporting base plate 1, an annular positioning groove 3 is opened on the upper surface of the feeding hopper 2, a filter screen 5 is provided inside the feeding hopper 2, an annular positioning plate 4 is fixedly connected to the outer surface of the filter screen 5, and the bottom end of the annular positioning plate 4 extends to the inside of the annular positioning groove 3, a pulp pump 6 is fixedly installed on the upper surface of the supporting base plate 1, and the output end of the pulp pump 6 is fixedly connected to a liquid extraction pipe 7, and the end of the liquid extraction pipe 7 away from the pulp pump 6 passes through the feeding hopper 2 and extends to the inside of the feeding hopper 2 The output end of the pulp pump 6 is fixedly connected to a discharge pipe 8, and a sealing plate 9 is fixedly installed on the top of the mixing drum 10. The end of the discharge pipe 8 away from the pulp pump 6 passes through the sealing plate 9 and extends to the inside of the mixing drum 10. A rotating motor 11 is fixedly installed on the upper surface of the sealing plate 9, and a stirring rod 12 is fixedly installed on the output end of the rotating motor 11. Through the arrangement of the annular positioning plate 4 and the filter screen 5, the filter screen 5 can be installed inside the filling hopper 2, and then the arrangement of the filter screen 5 can be used to filter and block large particles in the pulp, and it is convenient to clean the filtered large particles.

[0023] In a further embodiment, a plurality of stirring blades 21 are fixedly connected to the outer surface of the stirring rod 12, a spiral blade 13 is fixedly connected to the outer surface of the stirring rod 12, the bottom end of the mixing drum 10 is fixedly connected to a discharge pipe 14, the outer surface of the discharge pipe 14 is fixedly connected to an electric butterfly valve 15, and a through hole 20 is provided on the bottom surface of the supporting base plate 1. Through the cooperation of the stirring blades 21 and the spiral blades 13, the pulp can be uniformly stirred and mixed. By utilizing the setting of the discharge pipe 14 and the electric butterfly valve 15, the pulp can be discharged after mixing.

[0024] In a further embodiment, the upper surface of the support base 1 is fixedly connected with a plurality of first support legs 16 and a plurality of second support legs 17, the top end of each first support leg 16 is fixedly connected to the outer surface of the injection hopper 2, and the top end of each second support leg 17 is fixedly connected to the bottom surface of the mixing drum 10. Two groups of bases 19 are fixedly connected to the bottom surface of the support base 1, and a controller 18 is fixedly installed on the upper surface of the support base 1. The controller 18 is electrically connected to the pulp pump 6 and the rotating motor 11 through wires. Through the setting of the first support legs 16 and the second support legs 17, the injection hopper 2 and the mixing drum 10 will be stably supported. By utilizing the setting of the controller 18, the operation of the pulp pump 6 and the rotating motor 11 will be controlled.

[0025] The working principle of the present invention is as follows: first, the device is connected to a power source, then the pulp is injected into the interior of the injection hopper 2, and the large particles in the pulp are filtered and blocked by the filter screen 5, and then the pulp pump 6 is started to operate, which can extract the pulp inside the injection hopper 2 and discharge it into the interior of the mixing drum 10 through the discharge pipe 8, and then the rotary motor 11 is started to operate, which can drive the stirring rod 12, the stirring blade 21 and the spiral blade 13 to rotate, and the pulp inside the mixing drum 10 will be evenly stirred and mixed.

[0026] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

[0027] In addition, it should be understood that although this specification is described in terms of implementation methods, not every implementation method contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

Claims

1. A pulp stirring device for paper production, characterized in that: The invention comprises a supporting base plate (1), wherein a material injection hopper (2) and a mixing drum (10) are respectively provided above the supporting base plate (1), an annular positioning groove (3) is provided on the upper surface of the material injection hopper (2), a filter screen (5) is provided inside the material injection hopper (2), an annular positioning plate (4) is fixedly connected to the outer surface of the filter screen (5), the bottom end of the annular positioning plate (4) extends to the inside of the annular positioning groove (3), a pulp pump (6) is fixedly installed on the upper surface of the supporting base plate (1), and the output end of the pulp pump (6) is fixedly connected to a liquid extraction pipe (7). ), the end of the liquid extraction pipe (7) away from the pulp pump (6) passes through the injection hopper (2) and extends to the interior of the injection hopper (2), the output end of the pulp pump (6) is fixedly connected to a discharge pipe (8), the top end of the mixing barrel (10) is fixedly installed with a sealing plate (9), the end of the discharge pipe (8) away from the pulp pump (6) passes through the sealing plate (9) and extends to the interior of the mixing barrel (10), a rotating motor (11) is fixedly installed on the upper surface of the sealing plate (9), and a stirring rod (12) is fixedly installed at the output end of the rotating motor (11).

2. A pulp stirring device for paper production according to claim 1, characterized in that: The outer surface of the stirring rod (12) is fixedly connected to a plurality of stirring blades (21), and the outer surface of the stirring rod (12) is fixedly connected to a spiral blade (13).

3. A pulp stirring device for paper production according to claim 1, characterized in that: The bottom end of the mixing barrel (10) is fixedly connected to a discharge pipe (14), the outer surface of the discharge pipe (14) is fixedly connected to an electric butterfly valve (15), and a through hole (20) is provided on the bottom surface of the supporting base plate (1).

4. A pulp stirring device for paper production according to claim 1, characterized in that: The upper surface of the supporting base plate (1) is fixedly connected to a plurality of first supporting legs (16) and a plurality of second supporting legs (17), and the top end of each first supporting leg (16) is fixedly connected to the outer surface of the injection hopper (2).

5. The pulp stirring device for paper production according to claim 1, characterized in that: A controller (18) is fixedly mounted on the upper surface of the supporting base plate (1), and the controller (18) is electrically connected to the pulp pump (6) and the rotating motor (11) through wires.

6. A pulp stirring device for paper production according to claim 4, characterized in that: The top end of each second supporting leg (17) is fixedly connected to the bottom surface of the mixing barrel (10), and the bottom surface of the supporting bottom plate (1) is fixedly connected to two groups of bases (19).

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