Spring extrusion spiral dehydration device
By combining the segmented casing design of the spring-squeezed spiral dewatering device with the shaft spiral extrusion screen filtration, the problems of large size, high cost, and incomplete dewatering of existing equipment are solved, achieving efficient solid-liquid separation and low-cost operation.
Patent Information
- Application Number
- CN202422863422.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-24
- Publication Date
- 2025-12-23
- Estimated Expiration
- 2034-11-24
AI Technical Summary
Existing screw extruders are large, costly, and difficult to operate, and they also suffer from incomplete dehydration or complex structures and high maintenance costs.
The device employs a spring-pressed spiral dewatering system. Through a segmented casing design combined with shaft spiral extrusion and screen filtration, it achieves gradual compression of materials and liquid separation. The final extrusion is performed using a spring piston. Combined with the flexible installation of the motor and reducer, the equipment structure is simplified and its stability is improved.
It improves dehydration efficiency, reduces equipment costs and maintenance difficulty, enhances the equipment's adaptability and operational flexibility in confined spaces, and achieves efficient solid-liquid separation.
Smart Images
Figure CN223701816U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The present application relates to the technical field of dewatering devices, in particular to a spring extrusion spiral dewatering device. BACKGROUND
[0002] At present, the common spiral extrusion machines on the market are mostly horizontally installed, and the horizontal degree of the foundation is required to be higher. In order to facilitate the discharge of slag, the equipment is often erected on a higher platform. The structure is relatively complex, the components are numerous, the processing and assembly workload is large, the equipment cost is high, the equipment appearance is large, the adaptability to narrow space is poor, especially for some land-intensive projects, the operability is low. The equipment is heavy, and the requirement for hoisting equipment is high. If the tonnage of the hoisting equipment is small, the large hoisting equipment is difficult to install in the limited space and height, and even there is no way to do it. Forced to change the equipment. Due to the large weight of the equipment, the dynamic load requirement of the foundation is higher, and the construction cost of the foundation is difficult to reduce. Due to the large size of the equipment, the kinetic energy consumption is also relatively large, the operation cost is difficult to reduce, the main parts are large in size, high in processing precision, long in procurement cycle and high in cost, the comprehensive operation cost is high, and the cost performance is relatively low.
[0003] Traditional solid-liquid separation equipment often has problems of incomplete dewatering and low efficiency. For example, some simple filter devices can only realize preliminary solid-liquid separation, and cannot achieve ideal dewatering effect for materials with high water content. Some complex mechanical dewatering equipment can improve the dewatering efficiency to a certain extent, but the structure is complex, the operation is not convenient, and the maintenance cost is high. Therefore, the present application needs to be upgraded and reformed on the basis of the existing technology. CONTENT OF THE INVENTION
[0004] In view of the deficiencies of the prior art, the present application provides a spring extrusion spiral dewatering device, which overcomes the deficiencies of the prior art and aims to solve the problems that some simple filter devices can only realize preliminary solid-liquid separation, and cannot achieve ideal dewatering effect for materials with high water content. Some complex mechanical dewatering equipment can improve the dewatering efficiency to a certain extent, but the structure is complex, the operation is not convenient, and the maintenance cost is high.
[0005] To achieve the above object, the application provides the following technical scheme: a spring extrusion spiral dewatering device, comprising a casing, the casing is composed of a receiving section casing, a separation section casing and a discharging section casing, a receiving hopper is fixedly connected to the top of the receiving section casing, a liquid temporary storage tank is fixedly connected to the bottom of the receiving section casing and the separation section casing, a bearing seat is fixedly connected to the lower end of the receiving section casing, a transmission shaft is rotatably connected in the bearing seat, an axial screw is fixedly connected to one end of the transmission shaft penetrating through the bottom of the receiving section casing, the axial screw is rotatably connected in the receiving section casing and the separation section casing, a screen is arranged in the separation casing, the screen is fixed to the inner wall of the separation casing, an adjusting nut is threadedly connected to one end of the discharging section casing, a spring is fixedly connected to the inside of the discharging section casing close to the adjusting nut, a piston body is fixedly connected to one end of the spring, the piston body is tightly attached to the inside of the discharging section casing, and a discharge port is arranged at the bottom of the discharging section casing.
[0006] Through the above technical scheme, the receiving hopper receives the water-containing material at the front end, the water-containing material seeps downward under the action of gravity, the liquid flows into the liquid temporary storage tank below through the water leakage grid, the material enters the receiving section casing, and the material that has been preliminarily dewatered is pushed to the separation section by the axial screw through the rotation of the axial screw, because the pitch of the axial screw is getting smaller and smaller, the volume of the material is continuously compressed, in this process, the liquid in the material is continuously extruded and discharged through the holes or gaps on the screen, the discharged liquid falls into the liquid temporary storage tank below, the material that has been extruded by the axial screw is pushed to the end of the screen by the axial screw and is conveyed to the discharging section casing, the piston body is arranged at the position corresponding to the inlet of the discharging section casing, the material is extruded toward the inlet of the discharging section casing under the driving of the axial screw, when the pressure is greater than the yield pressure of the spring, the material is extruded out through the edge of the piston body, and the extruded material is discharged outward through the conical surface of the piston body.
[0007] As a preferred technical scheme of the application, a connecting seat is fixedly connected to one end of the bottom of the bearing seat, a speed reducer is fixedly connected to the end of the connecting seat, a motor is fixedly connected to the bottom of the speed reducer, a shaft coupling is rotatably connected to the transmission shaft part of the speed reducer, and the shaft coupling is fixedly connected with the transmission shaft after penetrating through the connecting seat and the bearing seat.
[0008] The motor and the speed reducer provide power for material conveying and screw extrusion, the type and speed ratio of the speed reducer, the installation mode of the speed reducer, the power of the motor and the like are reasonably selected according to the requirements of material processing capacity, the characteristics of the material, the space limitation condition and the like, the connecting seat is used as the basis for fixing the motor and the speed reducer, the structure of the machine is different from that of a conventional screw extruder, the motor and the speed reducer are fixed on the main body of the machine through the connecting seat, so that the machine is no longer dependent on the traditional frame, the installation precision matching of the main body and the speed reducer is relatively low, and the running stability is more advantageous, due to the different structure, the speed reducer can be installed with the connecting seat in advance, and then the assembly of the speed reducer and the connecting seat which are assembled is assembled with the main body of the machine, or the whole machine can be assembled and hoisted, and the flexibility is higher, and the adaptability to a narrow space is better, if necessary, the connecting seat can be combined with the bearing seat as a whole, the protective cover is arranged on the circumference of the connecting seat, the rotating part can be effectively prevented from hurting people, and the shaft coupling is used as the connecting piece of the speed reducer transmission shaft and the transmission shaft, and the speed reducer transmission shaft drives the transmission shaft to rotate through the shaft coupling.
[0009] As a preferred technical solution of the present application, the overflow pipe and the A flushing port are respectively fixed at the top of the receiving hopper.
[0010] Through the above technical scheme, the overflow pipe is used as a preventive measure for high-moisture material processing to prevent the material in the receiving hopper from overflowing due to insufficient processing, and is arranged in the upper middle part of the hopper, and the arrangement is based on the principle of not affecting the replacement of the screen and other necessary maintenance, and the position of the overflow pipe should be slightly lower than the lower edge of the flexible connection. When the moisture content of the processed material is not high, the structure of the overflow pipe is different. When the internal pressure exceeds the set value, an alarm will be triggered. After the alarm, the fault is eliminated after investigation according to the actual situation. When there is accumulated material in the machine shell, the A flushing port can be connected to the tap water for internal flushing.
[0011] As a preferred technical solution of the present application, the liquid temporary storage tank is provided with an observation port at the top, a B flushing port is arranged at one side of the observation port at the top of the liquid temporary storage tank, and a liquid discharge port is arranged at the bottom of the liquid temporary storage tank.
[0012] Through the above technical scheme, the observation port is provided with a perspective mirror, the situation in the liquid temporary storage tank can be directly observed when the liquid in the tank is basically discharged, the B flushing port is arranged beside the observation port, when a large amount of heavy objects are deposited at the bottom of the liquid temporary storage tank, the B flushing port can be used for water injection and flushing to eliminate the deposition; the pipe port is in a closed state at ordinary times to prevent liquid overflow, the liquid can be quickly discharged to the corresponding pool through the liquid discharge port, and a valve is generally required to be matched at the outer end of the liquid discharge port, when the rear-end equipment needs to be maintained and the machine is not allowed to discharge liquid, the valve can be closed to cut off the liquid flow.
[0013] As a preferred technical scheme of the present application, the liquid temporary storage tank side upper end is provided with an inspection opening, and the separation shell top position is provided with a separation inspection cover.
[0014] By adopting the above technical scheme, when there is stubborn deposition in the liquid temporary storage tank or other maintenance needs to be performed at the lower part of the machine shell, the liquid in the liquid temporary storage tank is first discharged, the separation inspection cover is opened, and relevant maintenance is performed. When the screen needs to be replaced, the separation inspection cover is first opened, the detachable support body at the upper part of the separation section machine shell is removed, the old screen is removed after the fixing bolts of the screen are loosened, the new screen is sequentially installed, and after completion, the detachable support body, the separation inspection cover and the like are sequentially restored. The separation inspection cover and the separation section machine shell are provided with a rubber seal to prevent odor overflow.
[0015] As a preferred technical scheme of the present application, the separation section machine shell is fixedly connected with a separation plate inside the separation section machine shell.
[0016] By adopting the above technical scheme, rotating the rotating head drives the adjusting nut to rotate, thereby driving the spring to contract or release. When the adjusting nut rotates inward, the spring contracts inward. When the material is extruded toward the separation section machine shell inlet under the driving of the shaft screw, greater pressure is required to make the spring contract inward, and the material is extruded out through the edge of the piston body. At this time, the water content of the discharged material is relatively low. Therefore, the water content of the discharged material can be appropriately adjusted according to the water content.
[0017] As a preferred technical scheme of the present application, the discharge port side lower end is provided with a discharge inspection cover.
[0018] By adopting the above technical scheme, when the discharge port is blocked or other abnormal conditions occur near the position, the discharge inspection cover can be opened to troubleshoot.
[0019] As a preferred technical scheme of the present application, the machine shell is fixedly connected with a support leg outside the machine shell.
[0020] By adopting the above technical scheme, the support leg and the machine shell are generally fixed by welding, and in special cases, the support leg and the machine shell are connected by bolts. The lower part of the support leg can be fixed by welding with a pre-buried steel plate or by using a chemical anchor. The installation mode is flexible, the support leg and the machine shell are connected by multiple triangular structures to ensure the stability of the machine.
[0021] The present application has the following beneficial effects:
[0022] In the present application, the device realizes partial liquid separation of the material before entering the separation section through the dewatering grid at the bottom of the receiving section machine shell. Then, the pitch of the shaft screw gradually decreases to gradually compress the material, continuously extruding the water in the material. In addition, the screen in the separation shell further filters the liquid. Finally, the spring of the discharge section extrudes the material, and the solid-liquid separation effect of the material is remarkable, and the dehydration efficiency is high. Attached Figure Description
[0023] Figure 1 This is a schematic diagram of the side section structure of this application;
[0024] Figure 2 This is a side view structural diagram of the receiving section housing and the separating section housing in this application;
[0025] Figure 3 This is a side sectional view of the housing of the receiving section and the housing of the separating section in this application;
[0026] Figure 4 This is a schematic diagram of the top view of the receiving section housing and the separating section housing in this application;
[0027] Figure 5 This is a schematic diagram of the integral structure of the shafted helix in this application;
[0028] Figure 6 This is a schematic diagram of the cross-sectional structure of the discharge section casing in this application;
[0029] Figure 7 This is a schematic diagram of the front view of the casing of the discharge section in this application.
[0030] In the diagram: 1. Motor; 2. Reducer; 3. Connecting seat; 4. Coupling; 5. Bearing seat; 6. Drive shaft; 7. Feeding hopper; 8. Overflow pipe; 9. A flushing port; 10. Shafted screw; 11. Feeding section housing; 12. Support leg; 13. Drain port; 14. Liquid storage tank; 15. Inspection port; 16. Observation port; 17. B flushing port; 18. Screen; 19. Separation shell; 20. Separation inspection cover; 21. Piston body; 22. Spring; 23. Adjusting nut; 24. Rotating head; 25. Discharge port; 26. Isolation plate; 27. Discharge inspection cover. Detailed Implementation
[0031] The technical solutions in the embodiments of this application will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this application, and not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of this application without creative effort are within the scope of protection of this application.
[0032] Reference Figures 1-7A spring extrusion screw dewatering device, comprising a casing, the casing is composed of a receiving section casing 11, a separation section casing and a discharge section casing, the receiving section casing 11 is fixedly connected with a receiving hopper 7 at the top, the receiving section casing 11 and the separation section casing are fixedly connected with a liquid temporary storage tank 14 at the bottom, wherein a drain grate is arranged at the connection between the bottom of the receiving section casing 11 and the 14, which can separate part of the liquid before the material enters the separation section casing, the separated liquid is discharged to the liquid temporary storage tank 14 below through the drain grate, a bearing seat 5 is fixedly connected with the lower end of the receiving section casing 11, a transmission shaft 6 is rotatably connected inside the bearing seat 5, the transmission shaft 6 is fixedly connected with a shaft screw 10 at one end after penetrating through the bottom of the receiving section casing 11, one end of the shaft screw 10 is provided with screw blades, wherein the pitch of the screw blades at the material inlet is the largest, and the pitch becomes smaller and smaller upwards, the moisture in the material is continuously extruded as the pitch becomes smaller and smaller, so as to achieve the effect of solid-liquid separation, the shaft screw 10 is rotatably connected inside the receiving section casing 11 and the separation section casing, a screen 18 is arranged inside a separation casing 19, the screen 18 is fixed to the inner wall of the separation casing 19, the screen 18 is in the shape of a barrel, and the inner diameter is slightly larger than the outer diameter of the screw blades, the specific size is designed according to the characteristics of the material, the screen 18 is a consumable part, and therefore is designed as two to three arc-shaped structures, the segmented structure is convenient to replace, a adjusting nut 23 is threadedly connected at one end of the discharge section casing, the adjusting nut 23 is fixedly connected with a spring dewatering device inside the discharge section casing, one end of the spring dewatering device is fixedly connected with a piston body 21, the piston body 21 is tightly attached to the inside of the discharge section casing, and a discharge port 25 is arranged at the bottom of the discharge section casing.
[0033] The receiving hopper 7 receives the water-containing material at the front end, under the action of gravity, the liquid seeps downward through the gaps between the solid particles, and then flows into the liquid temporary storage tank 14 below through the drain grate, the material enters the receiving section casing 11, and then is pushed to the separation section by the shaft screw 10 through the rotation of the shaft screw 10, because the pitch of the shaft screw 10 becomes smaller and smaller, the volume of the material is continuously compressed, and the liquid in the material is continuously extruded and discharged through the holes or gaps on the screen 18, the discharged liquid falls into the liquid temporary storage tank 14 below, the material pushed by the shaft screw 10 after being extruded reaches the end of the screen 18 and is then conveyed to the discharge section casing, the piston body 21 is arranged at the position corresponding to the inlet of the discharge section casing, the material is extruded toward the inlet of the discharge section casing under the driving of the shaft screw 10, when the pressure is greater than the yield pressure of the spring dewatering device, the material is extruded out through the edge of the piston body 21, and the extruded material is discharged outward through the conical surface of the piston body 21.
[0034] In the embodiment, as Figure 1 Figure 7 As shown, the bottom end of the bearing seat 5 is fixedly connected with the connecting seat 3, the distal end of the connecting seat 3 is fixedly connected with the speed reducer 2, the bottom of the speed reducer 2 is fixedly connected with the motor 1, the transmission shaft part of the speed reducer 2 is rotationally connected with the shaft coupling 4, the shaft coupling 4 penetrates through the connecting seat 3 and the bearing seat 5 and is fixedly connected with the transmission shaft 6, the motor 1 and the speed reducer 2 provide power for material conveying and screw extrusion, the type and speed ratio of the speed reducer, the installation mode of the speed reducer 2, the power of the motor 1 and the like are reasonably selected according to the requirements of material processing capacity, the characteristics of the material, the space limitation conditions and the like, the connecting seat 3 serves as the basis for fixing the motor 1 and the speed reducer 2, the structure of the machine is different from that of the conventional screw extruder, the motor 1 and the speed reducer 2 are fixed on the main body of the machine through the connecting seat 3, so that the machine no longer depends on the traditional rack, the matching of the installation precision of the main body and the speed reducer 2 is relatively low, and the running stability is more advantageous, due to the different structure, the speed reducer 2 can be installed with the connecting seat 3 in advance, and then the assembly of the speed reducer 2 and the connecting seat 3 which are assembled is assembled with the main body of the machine; or the whole machine can be assembled and hoisted, which is more flexible; the adaptability to narrow space is better, if necessary, the connecting seat 3 can also be combined with the bearing seat 5 as a whole, a protective cover is arranged on the circumference of the connecting seat 3, which can effectively prevent the rotating part from injuring people, the shaft coupling 4 serves as the connecting piece of the transmission shaft of the speed reducer 2 and the transmission shaft 6, and the transmission shaft of the speed reducer 2 drives the transmission shaft 6 to rotate through the shaft coupling 4.
[0035] In this embodiment, as shown in Figure 1 - Figure 7 As shown, the top of the receiving hopper 7 is fixedly provided with an overflow pipe 8 and an A flushing port (9) respectively, the overflow pipe 8 is arranged in the middle upper part of the hopper as a preventive measure for high water content material treatment, so as to prevent the material in the receiving hopper 7 from overflowing due to insufficient treatment, the arrangement is based on the principle of not affecting the replacement of the screen 18 and other necessary maintenance, and the position of the overflow pipe 8 should be slightly lower than the lower edge of the flexible connection, for the material to be treated with low water content, the structure of the overflow pipe 8 is different, when the internal pressure exceeds the set value, an alarm will be triggered, after the alarm, the actual situation is investigated to eliminate the fault, when there is accumulated material in the machine shell, the A flushing port (9) can be connected with tap water for internal flushing.
[0036] In this embodiment, as shown in Figure 1 - Figure 7As shown, the top of the liquid temporary storage tank 14 is fixedly provided with an observation port 16 with a perspective mirror, which can directly observe the situation inside the liquid temporary storage tank 14 when the tank is basically drained. The top of the liquid temporary storage tank 14 is provided with a B flushing port 17 on one side of the observation port 16. When more heavy objects are found to be deposited at the bottom of the liquid temporary storage tank, water can be injected through the B flushing port 17 to flush and eliminate the deposition. The pipe is normally closed to prevent liquid overflow. The bottom of the liquid temporary storage tank 14 is provided with a liquid discharge port 13, through which the liquid can be quickly discharged to the corresponding pool. A valve is generally required to be installed at the outer end of the liquid discharge port 13. When the rear-end equipment needs to be maintained and the liquid cannot be discharged, the valve can be closed to cut off the liquid flow.
[0037] In the embodiment, as shown in Figure 1 Figure 7 As shown, the upper end of the side edge of the liquid temporary storage tank 14 is provided with a maintenance port 15, and the top of the separation shell 19 is provided with a separation maintenance cover 20. When there is stubborn deposition in the liquid temporary storage tank 14 or other maintenance needs to be performed on the lower part of the shell, the liquid in the liquid temporary storage tank 14 is first discharged, and the separation maintenance cover 20 is opened for related maintenance. When the screen 18 needs to be replaced, the separation maintenance cover 20 is first opened, and the detachable support body on the upper part of the separation shell 19 is removed. After the fixing bolts of the screen 18 are loosened, the old screen 18 is removed, and the new screen 18 is sequentially installed. After completion, the detachable support body, the separation maintenance cover 20, and the like are sequentially restored. The separation maintenance cover 20 and the separation shell are sealed by rubber to prevent odor from overflowing.
[0038] In the embodiment, as shown in Figure 1 Figure 7 As shown, the inside of the discharge section shell is fixedly connected with a separation plate 26 in the shape of a circular ring, and the inner diameter of the circular ring is slightly larger than the outer diameter of the spring. One end of the outer side of the adjusting nut 23 is fixedly connected with a rotating head 24. Rotating the rotating head 24 drives the adjusting nut 23 to rotate, thereby driving the spring dewatering device to contract or release. When the adjusting nut 23 rotates inward, the spring dewatering device contracts inward. When the material is extruded into the inlet of the discharge section shell under the driving of the shaft screw 10, a greater pressure is required to make the spring dewatering device contract inward, and the material is extruded out through the edge of the piston body 21. At this time, the water content of the discharged material is relatively low, and the water content can be appropriately adjusted according to the water content.
[0039] In the embodiment, as shown in Figure 1 Figure 7 As shown, the lower end of one side of the discharge port 25 is provided with a discharge maintenance cover 27. When the discharge port 25 is blocked or other abnormal conditions occur near the position, the discharge maintenance cover 27 can be opened for troubleshooting.
[0040] In the embodiment, as shown in Figure 1 Figure 7 Figure 1 Figure 7 As shown, the outer side of the shell is fixedly connected with the supporting leg 12, the supporting leg 12 is generally fixed with the shell by welding, and in special cases, the supporting leg 12 is fixed with the shell by bolt connection, the lower part of the supporting leg 12 can be welded with the embedded steel plate or fixed by chemical anchor, the installation mode is flexible, the supporting leg 12 and the shell are connected by multiple triangular structures to ensure the stability of the machine.
[0041] Working principle: the receiving hopper 7 receives the front-end water-containing material, the material is subjected to gravity, liquid seeps downward through the gap of solid particles, the liquid flows into the liquid temporary storage box 14 through the water draining grid to realize the preliminary separation of part of the liquid, the motor 1 and the speed reducer 2 drive the transmission shaft 6 to rotate through the shaft coupling 4, and then drive the shafted screw 10 to rotate, the shafted screw 10 pushes the material after preliminary water draining from the receiving section shell 11 to the separation section, because the pitch of the shafted screw 10 is getting smaller and smaller, the volume of the material is continuously compressed, in this process, the liquid in the material is continuously squeezed out and discharged through the holes or gaps on the screen 18 and falls into the liquid temporary storage box 14 below, the material after being squeezed is pushed by the shafted screw 10 to the end of the screen 18 and is conveyed to the discharge section shell, at the position corresponding to the inlet of the discharge section shell, the material is squeezed to the piston body 21 under the driving of the shafted screw 10, when the pressure is greater than the yield pressure of the spring dewatering device, the material is squeezed out through the edge of the piston body 21 and is discharged outward through the conical surface of the piston body 21 and is discharged from the discharge port 25.
[0042] The above only describes the preferred embodiments of the present application and is not used to limit the present application, although the foregoing embodiments are described in detail, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement for part of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims
1. A spring extrusion screw dewatering device comprising a casing composed of a receiving section casing (11), a separation section casing and a discharge section casing, characterized in that, The top of the receiving section shell (11) is fixedly connected with a receiving hopper (7), the receiving section shell (11) and the bottom of the separation section shell are fixedly connected with a liquid temporary storage tank (14), the lower end of the receiving section shell (11) is fixedly connected with a bearing seat (5), the bearing seat (5) is rotatably connected with a transmission shaft (6) inside, the transmission shaft (6) penetrates through one end of the bottom of the receiving section shell (11) and is fixedly connected with an axial screw (10), the axial screw (10) is rotatably connected inside the receiving section shell (11) and the separation section shell, a screen (18) is arranged inside the separation shell (19), the screen (18) is fixed to the inner wall of the separation shell (19), one end of the discharge section shell is threadedly connected with an adjusting nut (23), the adjusting nut (23) is fixedly connected with a spring (22) inside the discharge section shell, one end of the spring (22) is fixedly connected with a piston body (21), the piston body (21) is tightly attached inside the discharge section shell, and a discharge port (25) is arranged at the bottom of the discharge section shell.
2. A spring extrusion screw dewatering device according to claim 1, wherein The bottom of the bearing seat (5) is fixedly connected with a connecting seat (3), the connecting seat (3) is fixedly connected with a speed reducer (2) at the end, the speed reducer (2) is fixedly connected with a motor (1) at the bottom, the speed reducer (2) is rotatably connected with a shaft coupling (4) at the transmission shaft part, and the shaft coupling (4) is fixedly connected with the transmission shaft (6) after penetrating through the connecting seat (3) and the bearing seat (5).
3. A spring extrusion screw dewatering device according to claim 1, wherein The top of the receiving hopper (7) is fixedly provided with an overflow pipe (8) and an A washing port (9) at the position.
4. A spring extrusion screw dewatering device according to claim 1, wherein The top of the liquid temporary storage tank (14) is fixedly provided with an observation port (16), the top of the liquid temporary storage tank (14) is provided with a B washing port (17) at the position on one side of the observation port (16), and the bottom of the liquid temporary storage tank (14) is provided with a liquid discharge port (13).
5. A spring extrusion screw dewatering device according to claim 4, wherein The side of the liquid temporary storage tank (14) is provided with an inspection opening (15) at the upper end, and the top of the separation shell (19) is provided with a separation inspection cover (20).
6. A spring extrusion screw dewatering device according to claim 1, wherein The inside of the discharge section shell is fixedly connected with a partition plate (26), and one end of the adjusting nut (23) is fixedly connected with a rotating head (24) outside.
7. A spring extrusion screw dewatering device according to claim 1, wherein The discharge port (25) is provided with a discharge inspection cover (27) at the lower end on one side.
8. A spring extrusion screw dewatering device according to claim 1, wherein The shell is fixedly connected with a supporting leg (12) outside.