Papermaking additive uniform adding device for papermaking

Abstract

The utility model provides a papermaking additive uniform adding device for papermaking, and belongs to the field of papermaking. The uniform adding assembly comprises a mixing cylinder fixed to the base, an upper cover is installed at the upper end of the mixing cylinder, a vertical pipe driven to rotate is arranged in the mixing cylinder, a plurality of backflow pipes and a plurality of stirring plates are fixedly connected to the vertical pipe, a plurality of spraying holes are formed in the opposite faces of every two vertically-opposite backflow pipes in a penetrating mode, and the stirring plates are fixedly connected to the spraying holes. A water pump is installed on the mixing barrel, a Y-shaped pipe is installed at the water inlet end of the water pump, one end of the Y-shaped pipe is connected with the mixing barrel, and the water outlet end of the water pump is rotationally connected with the vertical pipe through a conveying pipe. According to the utility model, clear water can be uniformly added into a papermaking additive for dilution, and a solution can be circularly mixed in the mixing cylinder, so that the mixing uniformity of the papermaking additive solution can be ensured, and the mixing efficiency can also be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of papermaking, in particular to a device for uniformly adding papermaking additives used in papermaking. Background Art

[0002] Papermaking additives are auxiliary chemicals added during the pulping and papermaking process to give the processing technology and products certain properties. Papermaking additives play an important role in modern papermaking industry production, especially in improving quality and increasing variety.

[0003] Before adding papermaking additives, they are usually diluted and then evenly added to the pulp. The existing patent (CN201822133716.5) discloses a papermaking additive dilution device, which specifically includes a frame, an outer cylinder is installed on the upper end of the frame, a stirring motor is installed on the top of the frame, a stirring shaft is installed inside the outer cylinder, the bottom end of the stirring shaft is connected to the output end of the stirring motor, a stirring blade is installed on the outside of the stirring shaft, the stirring shaft is a hollow structure, an air outlet is penetrated through the outer wall of the stirring shaft, the upper end of the stirring shaft passes through the outer cylinder, and an air injection pipe is installed inside the upper end of the stirring shaft through a bearing, and the air injection pipe is connected to an air pump. It adopts an aeration function to increase the mixing effect, but the mixing efficiency is low and the uniformity is not very good; for this reason, the present application proposes a papermaking additive uniform addition device for papermaking. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a device for uniformly adding papermaking additives used in papermaking.

[0005] The embodiment of the utility model provides a device for uniformly adding papermaking additives for papermaking, comprising:

[0006] Base;

[0007] A uniform addition component; the uniform addition component includes a mixing drum fixed on a base, an upper cover is installed on the upper end of the mixing drum, a vertical pipe driven to rotate is provided in the mixing drum, a plurality of return pipes and a plurality of stirring plates are fixedly connected to the vertical pipe, a plurality of spray holes are penetrated through the opposite sides of two vertically opposite return pipes, a water pump is installed on the mixing drum, a Y-shaped pipe is installed on the water inlet end of the water pump, one end of the Y-shaped pipe is connected to the mixing drum, and the water outlet end of the water pump is rotatably connected to the vertical pipe through a delivery pipe.

[0008] Furthermore, a mounting groove is provided at the bottom of the base, a motor is fixedly installed in the mounting groove, the vertical pipe passes through the mixing cylinder and the base and is rotatably connected thereto, and the vertical pipe is fixedly connected to the output end of the motor.

[0009] Furthermore, the vertical pipe passes through the upper cover and is rotatably connected thereto, and a feeding port is provided through the upper cover.

[0010] Furthermore, a discharge pipe is installed through the mixing cylinder, and a control valve is installed on the discharge pipe.

[0011] Furthermore, a rotary joint is fixed to the upper end of the vertical pipe, and the delivery pipe is connected to the rotary joint.

[0012] Furthermore, the reflux pipes are arranged on the upper and lower sides of the plurality of stirring plates, the plurality of reflux pipes distributed up and down are all connected to the vertical pipe, and the ends of the reflux pipes away from the vertical pipe are sealed.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The utility model can evenly add clean water to dilute the papermaking auxiliary agent, and can make the solution circulate and mix in the mixing cylinder, so as to ensure the uniformity of the mixing of the papermaking auxiliary agent solution and improve its mixing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of a device for uniformly adding papermaking additives used in papermaking described in an embodiment of the utility model.

[0016] Figure 2 It is a bottom view of a device for uniformly adding papermaking additives used in papermaking as described in an embodiment of the utility model.

[0017] Figure 3 It is a cross-sectional view of a device for uniformly adding papermaking additives used in papermaking as described in an embodiment of the utility model.

[0018] In the above drawings: 1 base, 2 water pump, 3 delivery pipe, 4 rotary joint, 5 upper cover, 6 motor, 7 feeding port, 8 discharge pipe, 9 mixing barrel, 10 vertical pipe, 11 reflux pipe, 12 stirring plate, 13 spray hole, 14 Y-type pipe. DETAILED DESCRIPTION

[0019] The technical solution of the present utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0020] like Figure 1-Figure 3 As shown, the embodiment of the utility model provides a device for uniformly adding papermaking additives for papermaking, comprising:

[0021] Base 1;

[0022] Uniform adding component; the uniform adding component comprises a mixing barrel 9 fixed on the base 1, an upper cover 5 is installed on the upper end of the mixing barrel 9, a feeding port 7 is provided through the upper cover 5, and clean water can be added into the mixing barrel 9 through the feeding port 7; in addition, a discharge pipe 8 is installed through the mixing barrel 9, and a control valve is installed on the discharge pipe 8, and the mixed raw materials in the mixing barrel 9 can be discharged through the discharge pipe 8 by opening the control valve;

[0023] A vertical pipe 10 driven to rotate is provided in the mixing cylinder 9, a mounting groove is provided at the bottom of the base 1, a motor 6 is fixedly installed in the mounting groove, the vertical pipe 10 penetrates the mixing cylinder 9 and the base 1 and is rotatably connected thereto, the vertical pipe 10 is fixedly connected to the output end of the motor 6, and the motor 6 can drive the vertical pipe 10 to rotate when it works;

[0024] A plurality of reflux pipes 11 and a plurality of stirring plates 12 are fixedly connected to the vertical pipe 10, and the vertical pipe 10 drives the plurality of reflux pipes 11 and the plurality of stirring plates 12 to rotate; a plurality of spray holes 13 are penetrated through the opposite sides of the two vertically opposite reflux pipes 11, and the vertical pipe 10 penetrates the upper cover 5 and is rotatably connected thereto; wherein the reflux pipes 11 are arranged on the upper and lower sides of the plurality of stirring plates 12, and the plurality of reflux pipes 11 distributed up and down are all connected to the vertical pipe 10, and the reflux pipes 11 are sealed away from the ends of the vertical pipe 10;

[0025] A water pump 2 is installed on the mixing cylinder 9, a Y-shaped tube 14 is installed at the water inlet end of the water pump 2, a first solenoid valve and a second solenoid valve are installed at both ends of the Y-shaped tube 14 away from the water pump 2, one end of the Y-shaped tube 14 where the first solenoid valve is installed is connected to the mixing cylinder 9, and one end of the Y-shaped tube 14 where the second solenoid valve is installed is connected to a water tank, and the water tank contains a papermaking auxiliary agent solution;

[0026] One end of the Y-shaped tube 14 is connected to the mixing barrel 9 , and the water outlet end of the water pump 2 is rotatably connected to the vertical pipe 10 through the delivery pipe 3 . A swivel joint 4 is fixed to the upper end of the vertical pipe 10 , and the delivery pipe 3 is connected to the swivel joint 4 .

[0027] The detailed working process of the utility model is as follows:

[0028] 1. Add the required amount of clean water into the mixing barrel 9 through the feeding port 7, open the second solenoid valve and close the first solenoid valve, start the water pump 2 and the motor 6, and the water pump 2 can deliver the papermaking auxiliary agent solution in the water tank through the Y-tube 14 and the delivery pipe 3 to the vertical pipe 10, and finally deliver it to the reflux pipe 11 and spray it through the spray hole 13, and spray it into the clean water until there is no papermaking auxiliary agent solution in the water tank, close the second solenoid valve, open the first solenoid valve and open it;

[0029] 2. The motor 6 drives the vertical pipe 10, the reflux pipe 11, and the stirring plate 12 to rotate. The rotation of the reflux pipe 11 can spray the papermaking additive solution into the clean water in a spiral shape and at an upper and lower position, so that the papermaking additive solution can be added and diluted. The rotation of the reflux pipe 11 and the stirring plate 12 can mix and stir the solution, so that the dilution of the papermaking additive solution is more uniform;

[0030] 3. Then open the first solenoid valve and close the second solenoid valve. The water pump 2 delivers the solution in the mixing drum 9 to the vertical pipe 10 through the Y-tube 14 and the delivery pipe 3, and finally delivers it to the reflux pipe 11 and sprays it out through the spray hole 13. In this way, the solution circulates and mixes in the mixing drum 9, thereby ensuring the uniformity of the mixing of the papermaking additive solution and improving its mixing efficiency.

[0031] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A device for uniformly adding papermaking additives for papermaking, characterized in that: include: Base (1); A uniform addition component; the uniform addition component comprises a mixing drum (9) fixed on a base (1), an upper cover (5) being installed on the upper end of the mixing drum (9), a vertical pipe (10) being driven to rotate being arranged inside the mixing drum (9), a plurality of return pipes (11) and a plurality of stirring plates (12) being fixedly connected to the vertical pipe (10), a plurality of spray holes (13) being penetrated on opposite sides of two vertically opposite return pipes (11), a water pump (2) being installed on the mixing drum (9), a Y-shaped pipe (14) being installed on the water inlet end of the water pump (2), one end of the Y-shaped pipe (14) being connected to the mixing drum (9), and a water outlet end of the water pump (2) being rotatably connected to the vertical pipe (10) via a delivery pipe (3).

2. A device for uniformly adding papermaking additives for papermaking according to claim 1, characterized in that: in: The bottom of the base (1) is provided with a mounting groove, in which a motor (6) is fixedly mounted, the vertical pipe (10) passes through the mixing cylinder (9) and the base (1) and is rotatably connected thereto, and the vertical pipe (10) is fixedly connected to the output end of the motor (6).

3. A device for uniformly adding papermaking additives for papermaking according to claim 1, characterized in that: in: The vertical pipe (10) passes through the upper cover (5) and is rotatably connected thereto. A feeding port (7) is provided through the upper cover (5).

4. A device for uniformly adding papermaking additives for papermaking according to claim 1, characterized in that: in: A discharge pipe (8) is installed through the mixing cylinder (9), and a control valve is installed on the discharge pipe (8).

5. The device for uniformly adding papermaking additives for papermaking according to claim 1, characterized in that: in: A rotating joint (4) is fixed to the upper end of the vertical pipe (10), and the delivery pipe (3) is connected to the rotating joint (4).

6. The device for uniformly adding papermaking additives for papermaking according to claim 1, characterized in that: in: The reflux pipe (11) is arranged on the upper and lower sides of the plurality of stirring plates (12); the plurality of reflux pipes (11) distributed up and down are all connected to the vertical pipe (10); and the end of the reflux pipe (11) away from the vertical pipe (10) is sealed.

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