Pulping device with multiple disc mills connected in series and in parallel
By designing a multi-disc series-parallel grinding structure and connecting components, the problems of insufficient grinding and low efficiency in traditional grinding devices are solved, achieving efficient pulp grinding operation and meeting different pulp quality requirements.
Patent Information
- Application Number
- CN202520199716.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-08
- Publication Date
- 2025-12-26
- Estimated Expiration
- 2035-02-08
AI Technical Summary
Traditional grinding equipment suffers from insufficient grinding and low efficiency. Furthermore, in dual-disc grinding equipment, when only one disc is in use, the other disc continues to rotate, which increases the load on the control system and affects the rotation speed.
It adopts a multi-disc mill series-parallel structure, and controls the connection and separation of the rotating shaft through the connecting components. Combined with the pipe group and valve group, it realizes the guidance of pulp and pulping operation. It allows the rotation of one disc mill to be stopped when one disc mill is used alone, reducing the load on the control system.
It improves pulping efficiency, meets the different pulp beating requirements, enhances pulp quality and production efficiency, and reduces energy consumption.
Smart Images
Figure CN223723475U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to papermaking technical field, concretely is a kind of multi-disc mill series parallel grinding device. BACKGROUND
[0002] With the intensification of market competition, enterprises are increasingly demanding production efficiency and product quality. In the papermaking industry, in order to improve the quality of the produced paper, a grinding device is used to perform grinding operation on the paper pulp, so that the degree of beating of the paper pulp is reduced to meet the production needs.
[0003] With the continuous development of papermaking, food processing and other industries, the requirements for grinding process are also increasing. Traditional grinding devices, such as single-disc grinding machines, not only have a large workload when grinding paper pulp, but also have a long grinding time. This not only may result in insufficient grinding, leading to the degree of beating of the paper pulp not meeting the production needs of paper, but also has the problem of low work efficiency, making it difficult to meet the needs of large-scale production. Therefore, a double-disc grinding device is needed to improve the grinding efficiency. However, the existing double-disc grinding device always rotates both discs during grinding. When only one disc is used for grinding, the other disc still rotates, which cannot stop the rotation of the other disc when only one disc is used, thereby increasing the output load of the control system and affecting the rotation rate of the disc in use. Therefore, we propose a multi-disc mill series parallel grinding device to solve the above problems. SUMMARY
[0004] The utility model aims at providing a multi-disc mill series parallel grinding device to solve the problems raised in the background art.
[0005] The utility model is implemented by the following technical solutions: a multi-disc mill series parallel grinding device, comprising a control disc mill system, a first disc mill and a second disc mill are provided on one side of the control end of the control disc mill system, a first shaft and a second shaft are fixedly provided on the first disc mill and the second disc mill respectively, one end of the second shaft is arranged on the control end of the control disc mill system, and a connecting assembly is provided between the first shaft and the second shaft.
[0006] Optionally, the connecting assembly comprises a fixed ring and a sliding ring, the fixed ring is fixedly connected to one end of the first shaft away from the control disc mill system, the sliding ring is slidingly connected to the outer sidewall of the second shaft along the axial direction of the second shaft, a connecting rod is fixedly provided on the side of the sliding ring opposite to the fixed ring, and a through hole is formed in the fixed ring for inserting the connecting rod.
[0007] Optionally, the connecting assembly further comprises a driving ring and a linear slide, the driving ring is fixedly installed on the sliding seat of the linear slide, the driving ring and the sliding ring are rotationally matched, and the linear slide is fixedly installed between the first disc mill and the second disc mill along the axial direction of the second rotating shaft.
[0008] Optionally, the first disc mill is provided with a first feeding port and a first discharging port, the second disc mill is provided with a second feeding port and a second discharging port, the first feeding port and the first discharging port are connected in communication with the second feeding port and the second discharging port through a pipeline group, and the pipeline group is fixedly provided with a valve group.
[0009] Optionally, the pipeline group comprises a first pipeline, a second pipeline, a third pipeline and a fourth pipeline, and the valve group comprises a first valve, a second valve, a third valve, a fourth valve and a fifth valve.
[0010] Optionally, the two ends of the first pipeline are connected in communication with the first feeding port and the second feeding port respectively, the middle of the first pipeline is connected to the feeding end, and the first valve and the second valve are arranged at the two ends of the first pipeline respectively.
[0011] The two ends of the second pipeline are connected in communication with the first discharging port and the second feeding port respectively, and the third valve is fixedly arranged on the second pipeline.
[0012] The two ends of the third pipeline are connected in communication with the second discharging port and the discharging end respectively, and the fourth valve is fixedly arranged on the third pipeline.
[0013] The two ends of the fourth pipeline are connected in communication with the second pipeline and the third pipeline respectively, one end of the fourth pipeline connected to the second pipeline is located on the side, away from the second feeding port, of the third valve, one end of the fourth pipeline connected to the third pipeline is located on the side, away from the second discharging port, of the fourth valve, and the fifth valve is fixedly arranged on the fourth pipeline.
[0014] Compared with the prior art, the utility model provides a multi-disc mill series-parallel connection's grinding device, has the following beneficial effect:
[0015] 1. The utility model discloses a connecting rod is inserted or is far away from the through -hole on the fixed ring through setting up two rotating shafts that control two disc mills and setting up the connecting assembly between two rotating shafts, using the sliding of the sliding ring in the connecting assembly, make the connecting rod insert or far away from the through -hole on the fixed ring, reach the purpose of connecting and separating two rotations, to make when using the first disc mill alone, can let the second disc mill stop rotating, thereby reduce the output load of the control disc mill system, improve the grinding efficiency of disc mill,
[0016] 2. The utility model discloses a plurality of pipes in the pipeline group realize the orientation of paper pulp, and then realize the series-parallel refining operation of two disc mills through the opening and closing of a plurality of valves in the valve group, so that the device can meet the demand of various paper pulp refining, so that the beating degree of paper pulp can meet the use requirement. BRIEF DESCRIPTION OF DRAWINGS
[0017] Figure 1 It is the whole structure schematic diagram of the utility model;
[0018] Figure 2 It is the overhead view of the pipeline group and the valve group of the utility model;
[0019] Figure 3 It is the front cut structure schematic diagram of the utility model connecting assembly.
[0020] In the drawing: 1, control disc mill system;2, first disc mill;201, first feed inlet;202, first discharge port;3, second disc mill;301, second feed inlet;302, second discharge port;4, first rotating shaft;5, second rotating shaft;6, connecting assembly;601, fixed ring;602, sliding ring;603, connecting rod;604, through hole;605, driving ring;606, linear slide;7, pipeline group;701, first pipeline;702, second pipeline;703, third pipeline;704, fourth pipeline;8, valve group;801, first valve;802, second valve;803, third valve;804, fourth valve;805, fifth valve. DETAILED DESCRIPTION
[0021] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.
[0022] Please refer to Figure 1 - Figure 3The utility model provides a kind of multi-disc mill series-parallel grinding device, including control disc mill system 1, the control end of control disc mill system 1 is equipped with first disc mill 2 and second disc mill 3 on one side, first disc mill 2 and second disc mill 3 are respectively fixed with first rotating shaft 4 and second rotating shaft 5, one end of second rotating shaft 5 is arranged in the control end of control disc mill system 1, and connecting assembly 6 is arranged between first rotating shaft 4 and second rotating shaft 5;Connecting assembly 6 is used to control the connection or separation of second rotating shaft 5 and first rotating shaft 4, so that when staff controls the connection of second rotating shaft 5 and first rotating shaft 4 by connecting assembly 6, control disc mill system 1 drives first rotating shaft 4 and first disc mill 2 to rotate, first rotating shaft 4 drives second rotating shaft 5 to rotate, and second rotating shaft 5 drives second disc mill 3 to rotate in turn, so that first disc mill 2 and second disc mill 3 rotate simultaneously;When only first disc mill 2 needs to work, the separation of second rotating shaft 5 and first rotating shaft 4 can be controlled by connecting assembly 6, so that control disc mill system 1 can only drive first disc mill 2 to rotate, reduce the output load of control disc mill system 1, and improve the grinding efficiency of first disc mill 2.
[0023] The following describes connecting assembly 6 in detail:
[0024] Connecting assembly 6 includes fixed ring 601 and sliding ring 602, fixed ring 601 is fixedly connected to the end of first rotating shaft 4 away from control disc mill system 1, sliding ring 602 is slidably connected to the outer side wall of second rotating shaft 5 along the axial direction of second rotating shaft 5, and connecting rod 603 is fixedly arranged on the side of sliding ring 602 opposite to fixed ring 601, and through hole 604 is formed in fixed ring 601 for inserting connecting rod 603, so that when sliding ring 602 slides along the axial direction of second rotating shaft 5, it will approach or move away from fixed ring 601, so that connecting rod 603 is inserted into or moves away from through hole 604, realizing the connection and separation of first rotating shaft 4 and second rotating shaft 5. Simply speaking, when connecting rod 603 is inserted into through hole 604, the rotation of first rotating shaft 4 will drive fixed ring 601 to rotate, connecting rod 603 will drive sliding ring 602 to rotate, and sliding ring 602 will drive second rotating shaft 5 to rotate;When connecting rod 603 moves away from through hole 604, first rotating shaft 4 will rotate alone.
[0025] Further, connecting assembly 6 further includes driving ring 605 and linear slide 606, driving ring 605 is fixedly installed on the sliding seat of linear slide 606, driving ring 605 is in rotary connection with sliding ring 602, and linear slide 606 is fixedly installed between first disc mill 2 and second disc mill 3 along the axial direction of second rotating shaft 5, so that staff can drive driving ring 605 to move through linear slide 606, so that driving ring 605 drives sliding ring 602 to move, and driving ring 605 will not affect the rotation of sliding ring 602.
[0026] In the embodiment, the first disc refiner 2 is provided with a first feeding port 201 and a first discharging port 202, and the second disc refiner 3 is provided with a second feeding port 301 and a second discharging port 302. The first feeding port 201 and the first discharging port 202 are connected to the second feeding port 301 and the second discharging port 302 through a pipeline group 7. A valve group 8 is fixedly arranged on the pipeline group 7, so that the pipeline group 7 can guide the pulp, and the valve group 8 can control the flow direction of the pulp in the pipeline group 7, thereby meeting the pulp refining requirements.
[0027] Specifically, the pipeline group 7 includes a first pipeline 701, a second pipeline 702, a third pipeline 703 and a fourth pipeline 704, and the valve group 8 includes a first valve 801, a second valve 802, a third valve 803, a fourth valve 804 and a fifth valve 805.
[0028] The two ends of the first pipeline 701 are connected to the first feeding port 201 and the second feeding port 301 respectively, and the middle of the first pipeline 701 is connected to the feeding end. The first valve 801 and the second valve 802 are arranged at the two ends of the first pipeline 701 respectively.
[0029] The two ends of the second pipeline 702 are connected to the first discharging port 202 and the second feeding port 301 respectively, and the third valve 803 is fixedly arranged on the second pipeline 702.
[0030] The two ends of the third pipeline 703 are connected to the second discharging port 302 and the discharging end respectively, and the fourth valve 804 is fixedly arranged on the third pipeline 703.
[0031] The two ends of the fourth pipeline 704 are connected to the second pipeline 702 and the third pipeline 703 respectively. One end of the fourth pipeline 704 connected to the second pipeline 702 is located on the side of the third valve 803 away from the second feeding port 301. One end of the fourth pipeline 704 connected to the third pipeline 703 is located on the side of the fourth valve 804 away from the second discharging port 302. The fifth valve 805 is fixedly arranged on the fourth pipeline 704.
[0032] According to the beating degree of the pulp, the pulp refining operation required by the pulp is determined. By using the cooperation of a plurality of valves and a plurality of pipelines, the flow direction of the pulp in the pipeline is controlled through the opening and closing of a plurality of valves, so that the beating degree of the pulp can be quickly reduced from greater than 10°SR to ≤3°SR. The product quality is improved, the production efficiency is improved, and the consumption is reduced.
[0033] The working principle and use flow of the utility model: when two disc mills are needed to be used, the sliding ring 602 is controlled to slide to the direction of the first rotating shaft 4 through the linear sliding table 606, the connecting rod 603 is inserted into the through hole 604, the connection of the first rotating shaft 4 and the second rotating shaft 5 is realized; when only the first disc mill 2 is needed to be used, the sliding ring 602 can be controlled to be far away from the first rotating shaft 4, the connecting rod 603 is far away from the through hole 604, the first rotating shaft 4 and the second rotating shaft 5 are separated, at this time, the first disc mill 2 can be rotated alone, the pulp grinding efficiency of the first disc mill 2 is improved.
[0034] It is to be understood that the terminology used herein such as first and second, etc. is merely intended to differentiate one entity or operation from another entity or operation, without necessarily requiring or implying any actual such relationship or order between such entities or operations. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. An element proceeded by "comprises... a" does not, without more constraints, exclude the existence of additional identical elements in the process, method, article, or apparatus that comprises the element.
[0035] Although the embodiments of the utility model have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made thereto without departing from the principles and spirit of the utility model, the scope of which is defined by the appended claims and their equivalents.
Claims
1. A multi-disc refiner series-parallel connection grinding device, comprising a control disc refiner system (1), characterized in that: The control end of the control disc mill system (1) is provided with a first disc mill (2) and a second disc mill (3), the first disc mill (2) and the second disc mill (3) are respectively provided with a first rotating shaft (4) and a second rotating shaft (5), one end of the second rotating shaft (5) is arranged at the control end of the control disc mill system (1), and a connecting assembly (6) is arranged between the first rotating shaft (4) and the second rotating shaft (5); the connecting assembly (6) is used for controlling the connection or separation of the second rotating shaft (5) and the first rotating shaft (4).
2. A multi-disc refiner series-parallel connection grinding device according to claim 1, characterized in that: The connecting assembly (6) comprises a fixed ring (601) and a sliding ring (602), the fixed ring (601) is fixedly connected to one end of the first rotating shaft (4) away from the control disc mill system (1), the sliding ring (602) is slidably connected to the outer side wall of the second rotating shaft (5) in the axial direction of the second rotating shaft (5), and the side of the sliding ring (602) opposite to the fixed ring (601) is fixedly provided with a connecting rod (603); the fixed ring (601) is provided with a through hole (604) for inserting the connecting rod (603).
3. A multi-disc refiner series-parallel connection grinding device according to claim 2, characterized in that: The connecting assembly (6) further comprises a driving ring (605) and a linear sliding table (606), the driving ring (605) is fixedly installed on the sliding seat of the linear sliding table (606), the driving ring (605) is rotationally matched with the sliding ring (602), and the linear sliding table (606) is fixedly installed between the first disc mill (2) and the second disc mill (3) in the axial direction of the second rotating shaft (5).
4. The multi-disc refiner series-parallel connection refiner device according to claim 1, characterized in that: The first disc mill (2) is provided with a first feeding port (201) and a first discharging port (202), the second disc mill (3) is provided with a second feeding port (301) and a second discharging port (302), the first feeding port (201) and the first discharging port (202) are connected in communication with the second feeding port (301) and the second discharging port (302) through a pipeline group (7), and the pipeline group (7) is fixedly provided with a valve group (8).
5. A multi-disc refiner series-parallel connection grinding device according to claim 4, characterized in that: The pipeline group (7) comprises a first pipeline (701), a second pipeline (702), a third pipeline (703) and a fourth pipeline (704), and the valve group (8) comprises a first valve (801), a second valve (802), a third valve (803), a fourth valve (804) and a fifth valve (805).
6. A multi-disc refiner series-parallel connection grinding device according to claim 5, characterized in that: The two ends of the first pipeline (701) are connected to the first feeding port (201) and the second feeding port (301) respectively, the middle of the first pipeline (701) is connected to a feeding end, and the first valve (801) and the second valve (802) are arranged at the two ends of the first pipeline (701) respectively; The two ends of the second pipeline (702) are connected to the first discharging port (202) and the second feeding port (301) respectively, and the third valve (803) is fixedly arranged on the second pipeline (702); The two ends of the third pipeline (703) are connected to the second discharging port (302) and a discharging end respectively, and the fourth valve (804) is fixedly arranged on the third pipeline (703); Two ends of the fourth pipeline (704) are communicated to the second pipeline (702) and the third pipeline (703) respectively, one end of the fourth pipeline (704) connected to the second pipeline (702) is located at one side of the third valve (803) away from the second feed port (301), one end of the fourth pipeline (704) connected to the third pipeline (703) is located at one side of the fourth valve (804) away from the second discharge port (302), and the fifth valve (805) is fixedly arranged on the fourth pipeline (704).