Anti-precipitation device for buffer tank of paper machine

By setting up a stirring mechanism in the buffer tank, the pulp precipitation problem is solved, and the uniform suspension and mixing of the pulp is achieved, and the product quality is improved.

CN223042565UActive Publication Date: 2025-07-01TAISON(JIANGXI)HOUSEHOLD PROD CO LTD
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Patent Information

Application Number
CN202421958440.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-08-14
Publication Date
2025-07-01
Estimated Expiration
2034-08-14

AI Technical Summary

Technical Problem

The existing anti-precipitation device is not effective in the pulp conveying process, resulting in pulp precipitation, affecting mixing uniformity and product quality.

Method used

A stirring mechanism is provided in the buffer tank body, including a motor, a rotary rod, a connecting seat, a connecting piece and a stirring fan. The pulp is continuously stirred through the stirring fan to prevent solid particles from precipitating.

Benefits of technology

Maintain the uniform suspension of the pulp, ensure that the pulp and materials are mixed evenly, and improve the quality of subsequent products.

✦ Generated by Eureka AI based on patent content.

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    Figure CN223042565U_ABST
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Abstract

The utility model discloses an anti-precipitation device for a buffer tank of a paper machine, which comprises a buffer tank body, stirring mechanisms for preventing paper pulp from precipitating are arranged at two ends of the top of the buffer tank body, and each stirring device comprises a motor, a rotating rod, a connecting seat, a connecting piece and a stirring fan, the output end of the motor is in transmission connection with a rotating rod used for mounting a connecting seat, the surface of the rotating rod is fixedly connected with the connecting seat, a mounting groove used for mounting a connecting piece is formed in one side of the connecting seat, the connecting piece is clamped in the mounting groove, and one end of the connecting piece is fixedly connected with a stirring fan used for stirring paper pulp to prevent precipitation. According to the paper pulp buffer tank, the stirring mechanism is arranged in the buffer tank body, so that the stirring fan continuously stirs paper pulp, and solid particles are prevented from precipitating. The uniform suspension state of the paper pulp is kept by stirring the paper pulp, so that the paper pulp and materials are uniformly mixed, and the subsequent product quality is improved.
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Description

Technical Field

[0001] The utility model relates to the technical field of paper machines, in particular to an anti-sedimentation device for a buffer tank of a paper machine. Background Art

[0002] Paper machines refer to various papermaking machines. However, in the paper production process, a buffer tank is needed to transport and store the paper pulp. In order to prevent the solid particles in the pulp from settling at the bottom of the buffer tank, maintain the uniform suspension of the pulp, and ensure the uniformity of pulp transportation, a buffer tank with an anti-sinking pad is needed.

[0003] At present, the existing anti-sedimentation devices are not ideal for preventing pulp sedimentation. The pulp in the buffer tank is easy to settle, resulting in uneven mixing of materials and pulp, which in turn affects the quality of subsequent pulp products and causes unnecessary losses. Utility Model Content

[0004] The purpose of the utility model is to provide an anti-sedimentation device for a paper machine buffer tank, which provides a stirring mechanism in the buffer tank body so that the stirring fan can continuously stir the pulp to prevent the solid particles from settling. The pulp is stirred to maintain a uniform suspension state so that the pulp and the material are evenly mixed, thereby improving the subsequent product quality, so as to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an anti-sedimentation device for a paper machine buffer tank, comprising a buffer tank body, wherein both ends of the top of the buffer tank body are provided with a stirring mechanism for preventing pulp from settling, the stirring device comprises a motor, a rotating rod, a connecting seat, a connecting piece and a stirring fan, the output end of the motor is transmission-connected with a rotating rod for installing the connecting seat, and the surface of the rotating rod is fixedly connected with the connecting seat, one side of the connecting seat is provided with a mounting groove for installing the connecting piece, and the inside of the mounting groove is clamped with a connecting piece, one end of the connecting piece is fixedly connected with a stirring fan for stirring the pulp to prevent sedimentation, and the surface of the stirring fan is provided with multiple groups of through holes.

[0006] Preferably, one end of the rotating rod is fixedly connected to an extension rod, and one end of the extension rod is fixedly connected to a stirring blade for assisting stirring.

[0007] Preferably, mounting holes are provided at both ends of the top of the buffer tank body, and protective covers for preventing the rotating rod from being exposed are fixedly installed on the inner walls of the mounting holes.

[0008] Preferably, a mounting plate for mounting the motor is fixedly mounted on the top of the protective cover, and the top of the mounting plate is fixedly connected to the bottom of the motor.

[0009] Preferably, a feed inlet for pulp to enter is provided on one side of the buffer tank body, and a feed pipe is fixedly installed on the inner wall of the feed inlet. A flange cover plate is threadedly connected to the front of the feed pipe by bolts.

[0010] Preferably, a discharge pipe is fixedly connected to the bottom of the buffer tank body, and a valve is fixedly installed on the surface of the discharge pipe. Support plates for supporting the buffer tank body are fixedly installed at both ends of the bottom of the buffer tank body.

[0011] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0012] In this utility model, by arranging a stirring mechanism in the buffer tank body, the stirring fan continuously stirs the pulp to prevent solid particles from settling. By stirring the pulp, the uniform suspension state of the pulp is maintained, so that the pulp can be evenly mixed with the material, thereby improving the quality of subsequent products. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 is a front view structural schematic diagram of the present utility model;

[0014] Figure 2 is a three-dimensional structural schematic diagram of the present utility model;

[0015] Figure 3 is a structural schematic diagram of the stirring mechanism of the present utility model.

[0016] In the figure: 1, buffer tank body; 2, stirring mechanism; 201, motor; 202, rotating rod; 203, connecting seat; 204, connecting member; 205, stirring fan; 3, installation groove; 4, through hole; 5, extension rod; 6, stirring blade; 7, protective cover; 8, mounting plate; 9, feed pipe; 10, flange cover plate; 11, discharge pipe; 12, valve; 13, support plate. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0017] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0018] Please refer to Figures 1 to 3, the present utility model provides a technical solution: an anti - precipitation device for a paper machine buffer tank, including a buffer tank body 1. At both ends of the top of the buffer tank body 1, there are stirring mechanisms 2 for preventing pulp precipitation. In this utility model, by setting the stirring mechanism 2 in the buffer tank body 1, the stirring fan 205 continuously stirs the pulp to prevent solid particles from precipitating. By stirring the pulp, the uniform suspension state of the pulp is maintained so that the pulp can be evenly mixed with the material, thereby improving the subsequent product quality. The stirring device includes a motor 201, a rotating rod 202, a connecting seat 203, a connecting piece 204, and a stirring fan 205. The output end of the motor 201 is drivingly connected to a rotating rod 202 for installing the connecting seat 203, and the surface of the rotating rod 202 is fixedly connected with the connecting seat 203. On one side of the connecting seat 203, there is an installation groove 3 for installing the connecting piece 204, and the connecting piece 204 is snap - fitted inside the installation groove 3. By opening the installation groove 3 on the connecting seat 203, it is convenient to snap the connecting seat 203 into the installation groove 3, and thus it is convenient to disassemble the connecting piece 204 and the stirring fan 205; one end of the connecting piece 204 is fixedly connected with a stirring fan 205 for stirring the pulp to prevent precipitation, and multiple groups of through - holes 4 are opened on the surface of the stirring fan 205; the through - holes 4 can prevent the stirring fan 205 from generating excessive suction force, thereby enabling the stirring fan 205 to operate smoothly. Its operation process: By starting the motor 201, its output end drives the rotating rod 202 to rotate, so that the rotating rod 202 drives the stirring fan 205 in the installation groove 3 opened by the connecting seat 203 to perform uniform stirring, thereby facilitating the maintenance of the uniform suspension state of the pulp.

[0019] One end of the rotating rod 202 is fixedly connected with an extension rod 5, and one end of the extension rod 5 is fixedly connected with a stirring blade 6 for assisting in stirring. By setting the stirring blade 6, the anti - precipitation effect of the pulp is made more effective. At both ends of the top of the buffer tank body 1, there are installation holes, and the inner wall of the installation holes is fixedly installed with a protective cover 7 for preventing the rotating rod 202 from being exposed.

[0020] The top of the protective cover 7 is fixedly installed with a mounting plate 8 for installing the motor 201. By setting the mounting plate 8, it is convenient to more firmly fix the motor 201 on the mounting plate 8, reducing the unnecessary influence caused by the vibration of the motor 201, and the top of the mounting plate 8 is fixedly connected to the bottom of the motor 201. On one side of the buffer tank body 1, there is a feed inlet for the pulp to enter, and the inner wall of the feed inlet is fixedly installed with a feed pipe 9. By setting the feed pipe 9, it is convenient for the discharge of the pulp. The front of the feed pipe 9 is threadedly connected with a flange cover plate 10 by bolts. By setting the flange cover plate 10, it is convenient to seal the feed inlet and prevent the pulp from spilling out when transporting the buffer tank.

[0021] A discharge pipe 11 is fixedly connected to the bottom of the buffer tank body 1. By providing the discharge pipe 11, it is convenient to discharge pulp subsequently, and it is also convenient to discharge wastewater when cleaning the buffer tank body 1. A valve 12 is fixedly installed on the surface of the discharge pipe 11. Support plates 13 for supporting the buffer tank body 1 are fixedly installed at both ends of the bottom of the buffer tank body 1. By providing the support plates 13, it is convenient to support the buffer tank body 1, and the top of the support plate 13 is arc-shaped.

[0022] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An anti-sedimentation device for a paper machine buffer tank, comprising a buffer tank body (1), characterized in that: A stirring mechanism (2) for preventing the pulp from settling is provided at both ends of the top of the buffer tank body (1), the stirring mechanism comprising a motor (201), a rotating rod (202), a connecting seat (203), a connecting piece (204) and a stirring fan (205); the output end of the motor (201) is drivingly connected to the rotating rod (202) for mounting the connecting seat (203), and the surface of the rotating rod (202) is fixedly connected to the connecting seat (203); a mounting groove (3) for mounting the connecting piece (204) is provided on one side of the connecting seat (203), and the connecting piece (204) is clamped inside the mounting groove (3); one end of the connecting piece (204) is fixedly connected to the stirring fan (205) for stirring the pulp to prevent settling, and the surface of the stirring fan (205) is provided with a plurality of groups of through holes (4).

2. The anti-sedimentation device for a paper machine buffer tank according to claim 1, characterized in that: One end of the rotating rod (202) is fixedly connected to an extension rod (5), and one end of the extension rod (5) is fixedly connected to a stirring blade (6) for assisting stirring.

3. The anti-sedimentation device for a paper machine buffer tank according to claim 1, characterized in that: Mounting holes are provided at both ends of the top of the buffer tank body (1), and a protective cover (7) for preventing the rotating rod (202) from being exposed is fixedly installed on the inner wall of the mounting hole.

4. The anti-sedimentation device for a paper machine buffer tank according to claim 3, characterized in that: A mounting plate (8) for mounting the motor (201) is fixedly mounted on the top of the protective cover (7), and the top of the mounting plate (8) is fixedly connected to the bottom of the motor (201).

5. The anti-sedimentation device for a paper machine buffer tank according to claim 3, characterized in that: A feed inlet for pulp to enter is provided on one side of the buffer tank body (1), and a feed pipe (9) is fixedly installed on the inner wall of the feed inlet. A flange cover plate (10) is threadedly connected to the front of the feed pipe (9) via bolts.

6. The anti-sedimentation device for a paper machine buffer tank according to claim 5, characterized in that: A discharge pipe (11) is fixedly connected to the bottom of the buffer tank body (1), and a valve (12) is fixedly installed on the surface of the discharge pipe (11). Support plates (13) for supporting the buffer tank body (1) are fixedly installed at both ends of the bottom of the buffer tank body (1).