CN223144298U - Fiber recycling machine suitable for viscose waste alkali liquid treatment process - Google Patents
Fiber recycling machine suitable for viscose waste alkali liquid treatment processInfo
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- CN223144298U CN223144298U CN202421762464.1U CN202421762464U CN223144298U CN 223144298 U CN223144298 U CN 223144298U CN 202421762464 U CN202421762464 U CN 202421762464U CN 223144298 U CN223144298 U CN 223144298U
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- main shaft
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- lye
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Abstract
本实用新型公开一种适用于粘胶废碱液处理工艺的纤维回收机，属于粘胶纤维生产中资源回收技术领域。设置在压榨机的工位后侧，纤维回收机包括壳体及设置在壳体内的旋转主轴和过滤滚筒，过滤滚筒上均匀分布有过滤孔，过滤滚筒套设在旋转主轴上；旋转主轴一端延伸至壳体的外部，且与带有减速机的电机连接；过滤滚筒的内壁上设有呈均匀分布的螺带，相邻螺带之间形成螺带槽，螺带、过滤滚筒及壳体三者呈同轴设置；旋转主轴与减速机之间设有连接短轴，连接短轴一端延伸至减速机轴孔内，另一端同联轴器与旋转主轴连接。解决现有纤维回收机的分离效率差、分离质量较差等问题。
The utility model discloses a fiber recovery machine suitable for viscose waste alkali liquid treatment process, belonging to the field of resource recovery technology in viscose fiber production. Arranged at the rear side of the station of the press, the fiber recovery machine includes a shell, a rotating main shaft and a filter drum arranged in the shell, the filter drum is evenly distributed with filter holes, and the filter drum is sleeved on the rotating main shaft; one end of the rotating main shaft extends to the outside of the shell, and is connected to a motor with a reducer; the inner wall of the filter drum is provided with evenly distributed spiral belts, and spiral belt grooves are formed between adjacent spiral belts, and the spiral belt, the filter drum and the shell are coaxially arranged; a connecting short shaft is provided between the rotating main shaft and the reducer, one end of the connecting short shaft extends into the shaft hole of the reducer, and the other end is connected to the rotating main shaft with a coupling. The existing fiber recovery machine solves the problems of poor separation efficiency and poor separation quality.
Description
Technical Field
The utility model relates to a fiber recycling machine, in particular to a fiber recycling machine suitable for a viscose waste alkali liquid treatment process, and belongs to the technical field of resource recycling in viscose fiber production.
Background
Viscose, also called viscose for short, is one of artificial fibers. The production of viscose fiber mainly includes the procedures of dipping, squeezing, crushing, ageing, yellowing, grinding, filtering, ripening, defoaming, spinning, etc.
In the pressing process, after the pulp porridge is acted by a squeezer, reflux alkali liquor and alkali fibers are obtained, wherein part of alkali fibers are also contained in the pressed alkali liquor, and in order to realize alkali fiber recovery and alkali liquor filtration in the pressed alkali liquor, a fiber recovery machine is generally used for filtration. The fiber recycling machine separates alkali cellulose from alkali liquor in the returned alkali liquor by utilizing the rotary centrifugal action of the filtering roller, namely the related concrete working process comprises the steps that the alkali liquor pressed by the squeezer enters the filtering roller from the return alkali inlet, the motor drives the rotary main shaft and the filtering roller to rotate, the alkali cellulose carried in the return alkali liquor is filtered, and finally, the alkali cellulose and the alkali liquor are respectively recycled.
However, the conventional fiber recycling machine has the following defects:
1. The separation efficiency and the separation quality are poor;
2. The orderly and effective discharge of the separated fibers and alkali liquor cannot be ensured;
3. One end of the rotating main shaft in the fiber recycling machine is directly arranged in the shaft hole of the speed reducer, when the fiber recycling machine runs for a period of time, the rotating main shaft is easy to bend and deform, so that the rotating main shaft is not concentric, the shaft hole of the speed reducer is damaged during rotation, and the shaft head of the rotating main shaft also has the phenomena of abrasion of the shaft surface, damage of a key groove and the like.
Although the prior art CN219076625U discloses a fiber recycling machine with a material blocking device, the material blocking device is arranged between a fixed point of a rotary drum on a main shaft and a fixed point of a shell on the main shaft, so that alkali liquid is prevented from flowing along the main shaft, and the problems of poor tightness, easy leakage and the like of the fiber recycling machine are solved.
Therefore, a fiber recycling machine capable of guaranteeing separation efficiency and separation quality of alkali fiber and alkali liquid in the return alkali liquid, reducing abrasion of a rotating main shaft and reducing damage of rotation to a shaft hole of a speed reducer is needed.
Disclosure of Invention
The utility model provides a fiber recycling machine suitable for a viscose waste alkali liquid treatment process, aiming at solving the problems of poor separation efficiency, poor separation quality and the like of the existing fiber recycling machine.
In order to achieve the technical purpose, the following technical scheme is provided:
The fiber recycling machine is arranged at the rear side of a station of the squeezer and comprises a shell, a rotary main shaft and a filter roller, wherein the rotary main shaft and the filter roller are arranged in the shell;
The inner wall of the filter roller is provided with uniformly distributed spiral bands, spiral grooves are formed between adjacent spiral bands, and the spiral bands, the filter roller and the shell are coaxially arranged;
A connecting short shaft is arranged between the rotating main shaft and the speed reducer, one end of the connecting short shaft extends into the shaft hole of the speed reducer, and the other end of the connecting short shaft is connected with the rotating main shaft through a coupler.
Further, the upper portion of the shell is provided with a flushing liquid inlet, the middle of the shell is provided with a reflux lye inlet, the bottom of the shell is provided with a fiber outlet and a lye outlet, the lye outlet is arranged at a position close to the reflux lye inlet, and the fiber outlet is arranged at a position far away from the reflux lye inlet. This setting, the cooperation that can be better drives the conveying of material in the spiral shell area, simultaneously, guarantees that fibre and alkali lye after the separation are orderly, effective discharge.
Further, the shell comprises an upper shell and a lower shell, and the split type shell is convenient to assemble, overhaul, replace and the like. The bottom of the lower shell is obliquely arranged, so that the alkali liquor after centrifugal separation is conveniently collected and discharged.
Further, the shell comprises an upper shell and a lower shell, and the split type shell is convenient to assemble, overhaul, replace and the like. The lower shell is provided with a liquid guide groove for guiding alkali liquor to the alkali liquor outlet, so that the centrifugally separated alkali liquor can be conveniently collected and discharged.
Furthermore, the liquid guide groove is obliquely arranged, and extends to the alkali liquor outlet.
Further, the aperture of the filter hole is 15-20mm.
Further, the thickness of the ribbon is 1.5-2.5mm, the width of the ribbon is 100-120mm, the width of the ribbon groove is 140-160mm, and the height of the ribbon groove is 100-120mm.
Further, the screw belt is fixedly arranged on the inner wall of the filter roller in a welding mode (spot welding). This is provided with and effectively guarantees the wholeness of filtering cylinder structure, and then improves its stability that involves work.
Further, the outside of the filter cylinder is sleeved with a filter screen, the filter screen is fixed on the filter cylinder in a detachable mode (two ends of the filter screen are provided with clamping plates which are connected by bolts to clamp the filter screen on the filter cylinder),
Further, the pore diameter of the filter screen is 2-3mm.
The technical scheme relates to the relations of the back side, the inner side, the upper side, one end, the middle side, the other end, the upper part, the middle part, the bottom, the close side, the far side, the bottom, the outer side and the like of the station, is defined according to the condition in the actual use state, is a conventional term in the technical field, and is also a conventional term in the actual use process of a person skilled in the art.
By adopting the technical scheme, the beneficial technical effects brought are as follows:
1. According to the utility model, the spiral belt is arranged in the filtering roller, so that separation of fibers and alkali liquor is realized in material (alkali liquor backflow) transmission, and further, recovery of the fibers is ensured, and the problems of poor separation efficiency, poor separation quality and the like of the conventional fiber recovery machine are solved;
2. The utility model changes the direct connection of the rotary main shaft and the speed reducer into the coupling connection, can effectively buffer the abrasion damage to the shaft hole of the speed reducer and the shaft head of the rotary main shaft due to the bending deformation of the rotary main shaft, and the like, thereby not only reducing the failure rate of the fiber recycling machine and saving the production cost, but also avoiding the work of overhauling, replacing and the like caused by equipment failure, further ensuring the separation efficiency, the separation quality and the like of the fiber recycling machine.
Drawings
FIG. 1 is a front view of the present utility model;
FIG. 2 is a side view of the present utility model;
FIG. 3 is a schematic diagram of the distribution of the spiral bands and the filter holes of the present utility model;
in the figure, 1, a shell, 11, an upper shell, 12, a lower shell, 13, a flushing liquid inlet, 14, a backflow lye inlet, 15, a fiber outlet, 16, a lye outlet, 2, a rotary main shaft, 3, a filter roller, 31, a filter hole, 32, a spiral belt, 33, a spiral belt groove, 4, a speed reducer, 5, a motor, 6, a connecting short shaft, 7, a filter screen, 8 and a coupling.
Detailed Description
In the following, it is obvious that the embodiments described are only some embodiments of the present utility model, but not all embodiments, by clearly and completely describing the technical solutions in the embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
The fiber recycling machine suitable for the viscose waste alkali liquor treatment process is arranged at the rear side of a station of a squeezer, and comprises a shell 1, a rotary main shaft 2 and a filter roller 3, wherein the rotary main shaft 2 and the filter roller 3 are arranged in the shell 1, filter holes 31 (the aperture is 15-20 mm) are uniformly distributed on the filter roller 3, the filter roller 3 is sleeved on the rotary main shaft 2, one end of the rotary main shaft 2 extends to the outside of the shell 1 and is connected with a motor 5 with a speed reducer 4, spiral belts 32 which are uniformly distributed are arranged on the inner wall of the filter roller 3, spiral grooves 33 (which are a complete guide groove and are spirally distributed and are convenient for separating fibers from alkali liquor in conveying materials) are formed between adjacent spiral belts 32, the filter roller 3 and the shell 1 are coaxially arranged, a connecting short shaft 6 is arranged between the rotary main shaft 2 and the speed reducer 4, one end of the connecting short shaft 6 extends into a shaft hole of the speed reducer 4, and the other end of the connecting short shaft 6 is connected with the shaft 8 and the rotary main shaft 2. Due to the arrangement of the connecting short shaft 6, when the rotating main shaft 2 deforms, the rotating main shaft 2 is replaced in time, so that the problems of abrasion of the rotating main shaft 2, damage to the shaft hole of the speed reducer 4 and the like caused by bending deformation of the rotating main shaft 2 are solved, and the centrifugal separation efficiency and quality are improved.
Wherein, the two ends of the rotary main shaft 2 are welded on the inner surface of the filter drum 3 by brackets, and the two ends of the rotary main shaft are supported by bearing seats. The filter roller is internally provided with a spiral groove 33, alkali cellulose is conveyed to an outlet end along the spiral groove 33, and is output from an alkali cellulose outlet to a fiber recycling machine, alkali liquor flows to the inner walls of the upper and lower shells through holes of a filter screen 7 on the surface of the filter roller, and is output from an alkali liquor outlet 16 to the fiber recycling machine.
For the reflux lye at the reflux lye inlet 14, the content of sodium hydroxide is about 200g/L, and the content of alkali cellulose is 60-80g/L;
for fibers at the fiber outlet 15, the alkali content is 5-8%;
for the lye at the lye outlet 16, the sodium hydroxide content is about 220g/L and the alkali cellulose content is 10-15g/L.
Example 2
On the basis of embodiment 1, this embodiment further defines the housing 1 to further explain the present technical solution.
The upper part of the shell 1 is provided with a flushing fluid inlet 13, the middle part of the shell 1 is provided with a reflux lye inlet 14, the bottom of the shell 1 is provided with a fiber outlet 15 and a lye outlet 16, the lye outlet 16 is arranged at a position close to the reflux lye inlet 14, and the fiber outlet 15 is arranged at a position far away from the reflux lye inlet 14. This arrangement can be better matched with the conveyor belt 32 driving the material, and at the same time, ensures the orderly and effective discharge of the separated fibers and alkali liquor.
In addition, the housing 1 includes an upper housing 11 and a lower housing 12, and the split housing 1 is provided to facilitate assembly, maintenance, replacement, etc. of the apparatus. The bottom of the lower shell 12 is obliquely arranged, so that the lye after centrifugal separation can be conveniently collected and discharged.
Or the shell 1 comprises an upper shell 11 and a lower shell 12, and the split shell 1 is arranged to facilitate the assembly, maintenance and replacement of equipment. The lower shell 12 is provided with a liquid guide groove for guiding alkali liquor to the alkali liquor outlet 16, so that the centrifugally separated alkali liquor can be conveniently collected and discharged. The liquid guide groove is obliquely arranged, and extends to the alkali liquor outlet 16.
For the connection between the upper case 11 and the lower case 12, a flange connection or the like may be used.
Example 3
This embodiment further defines the ribbon 32 based on embodiments 1-2 to further illustrate the present solution.
The thickness of the ribbon 32 is 1.5-2.5mm, the width of the ribbon 32 is 100-120mm, the width of the ribbon groove 33 is 140-160mm, and the height of the ribbon groove 33 is 100-120mm. This is provided with the conveying efficiency who effectively guarantees the material, simultaneously, guarantees the separation efficiency and the quality of alkali cellulose and alkali lye.
The screw belt 32 is fixedly arranged on the inner wall of the filter cylinder 3 by means of welding (spot welding). This arrangement effectively ensures the structural integrity of the filter cylinder 3, and thus improves its stability with respect to operation.
Example 4
On the basis of the embodiments 1-3, in order to further ensure the filtering effect, this embodiment further defines:
The outside cover of filter cylinder 3 is equipped with filter screen 7, and filter screen 7 is fixed on filter cylinder 3 through detachable mode (filter screen 7 both ends are with splint, and splint use bolted connection, presss from both sides the clamp of filter screen 7 on the section of thick bamboo), and wherein, the aperture of filter screen 7 is 2-3mm.
This setting guarantees that the material filters through the two-layer of filter cylinder 3 and filter screen 7, improves the separation effect of alkali cellulose and alkali lye.
Claims (10)
1. The fiber recycling machine suitable for the viscose waste alkali liquid treatment process is arranged at the rear side of a station of a squeezer and comprises a shell (1), a rotary main shaft (2) and a filter roller (3), wherein the rotary main shaft (2) and the filter roller (3) are arranged in the shell (1), filter holes (31) are uniformly distributed in the filter roller (3), the filter roller (3) is sleeved on the rotary main shaft (2), and one end of the rotary main shaft (2) is connected with a motor (5) with a speed reducer (4), and the fiber recycling machine is characterized in that:
The inner wall of the filter roller (3) is provided with uniformly distributed spiral bands (32), spiral grooves (33) are formed between adjacent spiral bands (32), and the spiral bands (32), the filter roller (3) and the shell (1) are coaxially arranged;
A connecting short shaft (6) is arranged between the rotating main shaft (2) and the speed reducer (4), one end of the connecting short shaft (6) extends into the shaft hole of the speed reducer (4), and the other end of the connecting short shaft is connected with the shaft coupler (8) and the rotating main shaft (2).
2. The fiber recycling machine suitable for the viscose waste lye treatment process according to claim 1, wherein a flushing liquid inlet (13) is formed in the upper portion of the shell (1), a backflow lye inlet (14) is formed in the middle of the shell (1), a fiber outlet (15) and a lye outlet (16) are formed in the bottom of the shell (1), the lye outlet (16) is arranged close to the backflow lye inlet (14), and the fiber outlet (15) is arranged far away from the backflow lye inlet (14).
3. The fiber recycling machine suitable for the viscose waste lye treatment process according to claim 1 or 2, wherein the shell (1) comprises an upper shell (11) and a lower shell (12), and the bottom of the lower shell (12) is obliquely arranged.
4. The fiber recycling machine suitable for the viscose waste lye treatment process according to claim 1 or 2, wherein the shell (1) comprises an upper shell (11) and a lower shell (12), and a liquid guide groove for guiding lye to a lye outlet (16) is arranged on the lower shell (12).
5. The fiber recovery machine for viscose waste lye treatment process according to claim 4, wherein the liquid guiding groove is obliquely arranged and extends to the lye outlet (16).
6. The fiber recovery machine for viscose waste lye treatment process according to claim 1, characterized in that the pore diameter of the filtering pores (31) is 15-20mm.
7. The fiber recycling machine for viscose waste lye treatment process according to claim 1, wherein the thickness of the spiral belt (32) is 1.5-2.5mm, the width of the spiral belt (32) is 100-120mm, the width of the spiral belt groove (33) is 140-160mm, and the height of the spiral belt groove (33) is 100-120mm.
8. The machine for recycling fibers suitable for viscose waste lye treatment processes according to claim 1 or 7, characterized in that the screw belt (32) is fixedly arranged on the inner wall of the filter drum (3) by welding.
9. The fiber recycling machine suitable for the viscose waste lye treatment process according to claim 1, wherein a filter screen (7) is sleeved outside the filter drum (3), and the filter screen (7) is detachably fixed on the filter drum (3).
10. The fiber recovery machine suitable for viscose waste lye treatment process according to claim 9, characterized in that the pore size of the filter screen (7) is 2-3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421762464.1U CN223144298U (en) | 2024-07-24 | 2024-07-24 | Fiber recycling machine suitable for viscose waste alkali liquid treatment process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421762464.1U CN223144298U (en) | 2024-07-24 | 2024-07-24 | Fiber recycling machine suitable for viscose waste alkali liquid treatment process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223144298U true CN223144298U (en) | 2025-07-25 |
Family
ID=96458581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421762464.1U Active CN223144298U (en) | 2024-07-24 | 2024-07-24 | Fiber recycling machine suitable for viscose waste alkali liquid treatment process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223144298U (en) |
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2024
- 2024-07-24 CN CN202421762464.1U patent/CN223144298U/en active Active
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