A high water-absorbing and moisture-retaining paper towel grinding device

CN224754828UActive Publication Date: 2026-09-15GUANGDONG ZHONGSHUN PAPER GRP CO LTD
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Patent Information

Application Number
CN202522616146.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-12-10
Publication Date
2026-09-15
Estimated Expiration
2035-12-10

AI Technical Summary

Technical Problem

虽然通过高度调节组件的设计,实现了研磨体与定磨盘之间间隙的灵活调整,从而较好地适应不同粒径的纸浆原料,在一定程度上提升了研磨效果、产品质量及生产效率,然而,该装置未设置专门的打散机构,缺乏对纸浆的强力搅动与分散功能,难以有效防止植物纤维或浆料在研磨前或研磨过程中发生结团,进而影响磨浆的均匀性与细腻度

Benefits of technology

1、通过旋转筒顶部的两根支撑杆随筒体一同旋转,支撑杆向外弯折,其端部固定连接有打散架,在旋转过程中,打散架对纸浆进行搅动和打散,有效防止植物纤维或浆料结团,提升磨浆的均匀性与细腻度。

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Abstract

The utility model relates to a paper towel production technical field especially relates to a kind of high water-absorbing moisturizing paper towel grinding device.The utility model provides a kind of high water-absorbing moisturizing paper towel grinding device, including support frame, fixed barrel, discharge pipe, motor, rotary drum and baffle, support frame is fixedly connected with fixed barrel, the inner wall of fixed barrel is equipped with helical rib, and helical rib gradually decreases from top to bottom pitch, and fixed barrel right side lower part is connected and is connected with discharge pipe, motor is installed on support frame, the output shaft of motor extends into fixed barrel inside and is fixedly connected with rotary drum, the outer surface of rotary drum is equipped with helical rib, and the output shaft end of motor is fixedly connected with baffle.By the rotation of the two support rods of rotary drum top along with cylinder body, support rod is bent outward, and its end is fixedly connected with beating frame, in the process of rotation, beating frame agitates and beats apart pulp, effectively prevent plant fibre or pulp agglomeration, improve the uniformity and delicacy of grinding pulp.
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Description

Technical Field

[0001] This utility model relates to the field of paper towel production technology, and in particular to a pulping device for highly absorbent and moisturizing paper towels. Background Technology

[0002] The paper towel pulping device is a key piece of equipment used in the pre-processing stage of paper towel production. Its main function is to mechanically shear, grind, disperse and refine raw pulp raw materials (such as wood pulp, bamboo pulp, recycled pulp, etc.) to make a uniform, fine pulp with separated fibers, providing a high-quality pulp base for subsequent papermaking processes.

[0003] Patent publication number CN223292850U discloses a grinding device for paper towel processing, including a box body. The top of the box body has an inlet, and the outer wall has an outlet. A fixed grinding disc is fixed inside the box body, as is a fixed plate. Below the fixed plate, a height-adjustable lifting plate is also installed inside the box body. A first motor is mounted on the lifting plate, and its output end passes through the fixed plate and is fixed to a connecting rod. The top of the connecting rod is located inside the fixed grinding disc and is bolted to a grinding element. While the height adjustment component allows for flexible adjustment of the gap between the grinding element and the fixed grinding disc, thus better adapting to pulp raw materials of different particle sizes and improving grinding effect, product quality, and production efficiency to some extent, the device lacks a dedicated dispersing mechanism and powerful agitation and dispersion of the pulp. This makes it difficult to effectively prevent plant fibers or pulp from clumping before or during grinding, thereby affecting the uniformity and fineness of the pulp.

[0004] Therefore, there is a need for a pulping device for highly absorbent and moisturizing paper towels that can agitate and break up the pulp. Utility Model Content

[0005] In order to overcome the shortcomings of existing patents that do not have a dedicated dispersing mechanism, lack the function of stirring and dispersing pulp, and are difficult to effectively prevent plant fibers or pulp from clumping before or during grinding, thus affecting the uniformity and fineness of the pulp, this utility model provides a highly absorbent and moisturizing paper towel pulping device that can stir and disperse pulp.

[0006] The technical solution is as follows: A highly absorbent and moisturizing paper towel pulping device includes a support frame, a fixed bucket, a discharge pipe, a motor, a rotating cylinder, and a baffle. The fixed bucket is fixedly connected to the support frame. The inner wall of the fixed bucket is provided with spiral ribs, and the pitch of the spiral ribs gradually decreases from top to bottom. The discharge pipe is connected and communicated to the lower right side of the fixed bucket. The motor is installed on the support frame. The output shaft of the motor extends into the interior of the fixed bucket and is fixedly connected to the rotating cylinder. The outer surface of the rotating cylinder is provided with spiral ribs. The end of the output shaft of the motor is fixedly connected to a baffle. The baffle is located below the bottom of the rotating cylinder and contacts the inner wall of the fixed bucket. The device also includes support rods, retaining balls, and a disintegrating frame. Two support rods are detachably inserted into the top of the rotating cylinder. Two retaining balls are provided at corresponding positions on the top of the rotating cylinder. The retaining balls are engaged in the limiting grooves of the support rods. The support rods are bent outwards, and their ends are fixedly connected to the disintegrating frame.

[0007] Preferably, the device also includes a fixed plate, a guide rod, a movable plate, a filter plate, a spring, a contact plate, and an arc-shaped protrusion. Two fixed plates are fixedly connected to the right side of the support frame. A guide rod is fixedly connected inside the fixed plate. A movable plate is slidably mounted on the top of the two guide rods. The movable plate is located below the discharge pipe. A filter plate is embedded in the bottom of the movable plate. A spring is sleeved on the right end of the guide rod. The two ends of the spring are connected to the fixed plate and the movable plate, respectively. A contact plate is connected to the output shaft of the motor. An arc-shaped protrusion is fixedly connected to the left side of the movable plate. The contact plate can compress the arc-shaped protrusion.

[0008] Preferably, it also includes a water pump, a connecting pipe, and an annular spray pipe. The water pump is installed in the middle of the left side of the support frame. The water outlet of the water pump is connected to and connected to the connecting pipe. The connecting pipe extends upward to the top of the fixed bucket and is connected to and connected to the annular spray pipe. The annular spray pipe is used to spray functional moisturizing liquids such as glycerin and hyaluronic acid solution.

[0009] As a preferred embodiment, it also includes a baffle plate, with a rotatable baffle plate installed at the right end of the discharge pipe.

[0010] As a preferred embodiment, it also includes an anti-slip sleeve, which is fitted onto the support rod.

[0011] Preferably, a protective shell is also included, with the protective shell mounted on the support frame.

[0012] Compared with the prior art, this utility model provides a highly absorbent and moisturizing paper towel pulping device, which has the following beneficial effects: 1. The two support rods at the top of the rotating cylinder rotate together with the cylinder body. The support rods bend outward and their ends are fixedly connected to the dispersing frame. During the rotation, the dispersing frame agitates and disperses the pulp, effectively preventing plant fibers or pulp from clumping and improving the uniformity and fineness of pulping.

[0013] 2. By starting the water pump, functional moisturizing liquids such as glycerin and hyaluronic acid solution are delivered through the connecting pipe to the ring spray pipe at the top of the fixed tank and evenly sprayed into the pulp being ground. These moisturizing ingredients are initially mixed with the fibers, which helps to improve the absorbency and moisturizing performance of the paper towel in the subsequent papermaking process.

[0014] 3. By periodically pressing the arc-shaped protrusion with the contact plate, the moving plate is pushed to slide to the right along the guide rod. After the contact plate disengages from the arc-shaped protrusion, the spring on the guide rod provides a reset pull, causing the moving plate to return to the initial position. This process is repeated, and the moving plate drives the filter plate to vibrate continuously, effectively preventing the slurry from clogging the filter holes, ensuring smooth filtration, and performing preliminary screening of the slurry. Attached Figure Description

[0015] Figure 1 This is a three-dimensional structural diagram of the present invention.

[0016] Figure 2 This is a partial sectional view of the support frame, fixed bucket, and discharge pipe of this utility model.

[0017] Figure 3 This is a partial sectional view of the support rod, ball clamp, and disassembly frame components of this utility model.

[0018] Figure 4 This is a partial sectional view of the fixed plate, movable plate, and spring components of this utility model.

[0019] Figure 5 This is a partial sectional view of the water pump, connecting pipe, and annular spray pipe components of this utility model.

[0020] Explanation of reference numerals in the attached drawings: 1. Support frame, 2. Fixed bucket, 3. Discharge pipe, 4. Motor, 5. Rotating cylinder, 6. Baffle, 7. Isolation plate, 8. Support rod, 801. Ball clamp, 9. Disintegrating frame, 10. Anti-slip sleeve, 11. Fixed plate, 1101. Guide rod, 12. Moving plate, 13. Filter plate, 14. Spring, 15. Contact plate, 1501. Arc-shaped protrusion, 16. Water pump, 17. Connecting pipe, 18. Annular spray pipe, 19. Protective shell. Detailed Implementation

[0021] The present invention will be further described below with reference to the accompanying drawings and specific embodiments.

[0022] Example 1: A pulping device for highly absorbent and moisturizing paper towels, please refer to [link / reference]. Figures 1-5The system includes a support frame 1, a fixed barrel 2, a discharge pipe 3, a motor 4, a rotating cylinder 5, and a baffle 6. The fixed barrel 2 is fixedly connected to the support frame 1. The inner wall of the fixed barrel 2 is provided with spiral ribs, and the pitch of the spiral ribs gradually decreases from top to bottom. The discharge pipe 3 is connected and communicated to the lower right side of the fixed barrel 2. The motor 4 is mounted on the support frame 1. The output shaft of the motor 4 extends into the interior of the fixed barrel 2 and is fixedly connected to the rotating cylinder 5. The outer surface of the rotating cylinder 5 is provided with spiral ribs. The baffle 6 is fixedly connected to the end of the output shaft of the motor 4. The baffle 6 is located below the bottom of the rotating cylinder 5 and contacts the inner wall of the fixed barrel 2. The baffle 6 is semi-circular and rotates with the rotating cylinder 5, thereby dynamically controlling the discharge. The system also includes a support rod 8 and a ball clamp. The rotating cylinder 5 has two support rods 8 detachably inserted into its top, and two locking balls 801 are provided at corresponding positions on the top of the rotating cylinder 5. The locking balls 801 are inserted into the limiting grooves of the support rods 8. The support rods 8 are bent outward and their ends are fixedly connected to the disintegrating frame 9. The right end of the discharge pipe 3 is rotatably equipped with an isolation plate 7, which can close the discharge port when the machine is stopped or maintained to prevent slurry leakage. The support rods 8 are fitted with anti-slip sleeves 10 to increase the friction between the hands and the support rods 8, making it easier for operators to load and unload the disintegrating components. The support frame 1 is equipped with a protective shell 19, which covers the outside of the motor 4 to prevent personnel from accidentally contacting the motor 4 and its moving parts, thus providing a safety protection function.

[0023] When this device is needed, the pulp raw material to be processed is first put into the fixed tank 2. After starting the motor 4, the output shaft of the motor 4 drives the rotating drum 5 to rotate synchronously at high speed. The outer surface of the rotating drum 5 is provided with spiral ribs, which cooperate with the spiral ribs provided on the inner wall of the fixed tank 2. Since the pitch of the spiral ribs on the inner wall of the tank gradually decreases from top to bottom, this variable pitch structure generates a shearing, squeezing and guiding effect on the pulp from weak to strong during rotation. The lower area is mainly for initial dispersion, while the lower area enhances the fiber refinement effect through denser spiral ribs and pushes the pulp to be gradually conveyed towards the discharge pipe 3. At the same time, the two support rods 8 at the top of the rotating drum 5 rotate together with the drum body. The support rods 8 are bent outward and their ends are fixedly connected to the dispersing frame 9. During the rotation, the dispersing frame 9 agitates and disperses the pulp, effectively preventing plant fibers or pulp from clumping and improving the uniformity and fineness of the pulp. When the pulp is fully ground and flows to the position of the discharge pipe 3, it can be discharged through the discharge pipe 3 and enter the next process.

[0024] Example 2: Based on Example 1, please refer to... Figure 1 and Figure 4It also includes a fixed plate 11, a guide rod 1101, a movable plate 12, a filter plate 13, a spring 14, a contact plate 15, and an arc-shaped protrusion 1501. Two fixed plates 11 are fixedly connected to the right side of the support frame 1. The guide rod 1101 is fixedly connected inside the fixed plate 11. The movable plate 12 is slidably arranged on the top of the two guide rods 1101. The movable plate 12 is located below the discharge pipe 3. The filter plate 13 is embedded at the bottom of the movable plate 12. The right end of the guide rod 1101 is fitted with a spring 14. The two ends of the spring 14 are connected to the fixed plate 11 and the movable plate 12 respectively. The output shaft of the motor 4 is connected to the contact plate 15. The left side of the movable plate 12 is fixedly connected to the arc-shaped protrusion 1501. The contact plate 15 can squeeze the arc-shaped protrusion 1501.

[0025] During the pulping process, the water pump 16 is started to deliver functional moisturizing liquids such as glycerin and hyaluronic acid solution through the connecting pipe 17 to the annular spray pipe 18 at the top of the fixed tank 2, and spray them evenly into the pulp being ground. These moisturizing ingredients are initially mixed with the fibers under the action of stirring and shearing, which helps to improve the absorbency and moisturizing performance of the paper towel in the subsequent papermaking process.

[0026] Please see Figure 1 and Figure 5 It also includes a water pump 16, a connecting pipe 17 and an annular spray pipe 18. The water pump 16 is installed in the middle of the left side of the support frame 1. The water outlet of the water pump 16 is connected to and connected to the connecting pipe 17. The connecting pipe 17 extends upward to the top of the fixed bucket 2 and is connected to and connected to the annular spray pipe 18. The annular spray pipe 18 is used to spray functional moisturizing liquids such as glycerin and hyaluronic acid solution.

[0027] When the discharged slurry falls onto the filter plate 13, the contact plate 15 on the output shaft of the motor 4 rotates with the shaft, periodically squeezing the arc-shaped protrusion 1501 on the left side of the moving plate 12, pushing the moving plate 12 to slide to the right along the guide rod 1101; after the contact plate 15 disengages from the arc-shaped protrusion 1501, the spring 14 on the guide rod 1101 provides a reset pull force, causing the moving plate 12 to move back to the initial position. This process is repeated, and the moving plate 12 drives the filter plate 13 to vibrate continuously, effectively preventing the slurry from clogging the filter holes, ensuring smooth filtration, and performing preliminary screening of the slurry.

[0028] The above description is merely an embodiment of this utility model and does not limit the patent scope of this utility model. Any equivalent structural or procedural transformations made using the content of this utility model specification, or direct or indirect applications in other related technical fields, are similarly included within the patent protection scope of this utility model.

Claims

1. A highly absorbent and moisturizing paper towel pulping device, comprising a support frame (1), a fixed barrel (2), a discharge pipe (3), a motor (4), a rotating cylinder (5), and a baffle (6), wherein the fixed barrel (2) is fixedly connected to the support frame (1), the inner wall of the fixed barrel (2) is provided with spiral ribs, and the pitch of the spiral ribs gradually decreases from top to bottom, the lower right side of the fixed barrel (2) is connected to and communicates with the discharge pipe (3), the motor (4) is installed on the support frame (1), the output shaft of the motor (4) extends into the interior of the fixed barrel (2) and is fixedly connected to the rotating cylinder (5), the outer surface of the rotating cylinder (5) is provided with spiral ribs, and the end of the output shaft of the motor (4) is fixedly connected to the baffle (6), the baffle (6) is located below the bottom of the rotating cylinder (5) and contacts the inner wall of the fixed barrel (2), characterized in that, It also includes a support rod (8), a ball clamp (801) and a disassembly frame (9). Two support rods (8) are detachably inserted into the top of the rotating cylinder (5). Two balls clamp (801) are provided at the corresponding positions on the top of the rotating cylinder (5). The balls clamp (801) are inserted into the limiting groove of the support rod (8). The support rod (8) is bent outward and its end is fixedly connected to the disassembly frame (9).

2. The highly absorbent and moisturizing paper towel pulping device according to claim 1, characterized in that, It also includes a fixed plate (11), a guide rod (1101), a movable plate (12), a filter plate (13), a spring (14), a contact plate (15), and an arc-shaped protrusion (1501). Two fixed plates (11) are fixedly connected to the right side of the support frame (1). A guide rod (1101) is fixedly connected inside the fixed plate (11). The movable plate (12) is slidably set on the top of the two guide rods (1101). The movable plate (12) is located below the discharge pipe (3). A filter plate (13) is embedded at the bottom of the movable plate (12). A spring (14) is sleeved on the right end of the guide rod (1101). The two ends of the spring (14) are connected to the fixed plate (11) and the movable plate (12) respectively. A contact plate (15) is connected to the output shaft of the motor (4). An arc-shaped protrusion (1501) is fixedly connected to the left side of the movable plate (12). The contact plate (15) can squeeze the arc-shaped protrusion (1501).

3. The highly absorbent and moisturizing paper towel pulping device according to claim 2, characterized in that, It also includes a water pump (16), a connecting pipe (17) and an annular spray pipe (18). The water pump (16) is installed in the middle of the left side of the support frame (1). The water outlet of the water pump (16) is connected to and connected to the connecting pipe (17). The connecting pipe (17) extends upward to the top of the fixed bucket (2) and is connected to and connected to the annular spray pipe (18).

4. The highly absorbent and moisturizing paper towel pulping device according to claim 3, characterized in that, It also includes a partition plate (7), and the right end of the discharge pipe (3) is rotatably equipped with a partition plate (7).

5. The highly absorbent and moisturizing paper towel pulping device according to claim 4, characterized in that, It also includes an anti-slip sleeve (10), and the support rod (8) is fitted with an anti-slip sleeve (10).

6. The highly absorbent and moisturizing paper towel pulping device according to claim 5, characterized in that, It also includes a protective shell (19), and the support frame (1) is provided with a protective shell (19).

Citation Information

Patent Citations

  • Grinding device for tissue processing

    CN223292850U