CN214714605U

CN214714605U - Dynamic and static sheet type screw filter press

Info

Publication number: CN214714605U
Application number: CN202023306481.9U
Authority: CN
Inventors: 邹士龙; 张元新
Original assignee: Qinglong Man Chu Autonomous County Jinlun Hydropower Equipment Co ltd; Beijing Rongji Environmental Protection And Energy Saving Technology Co ltd
Current assignee: Qinglong Man Chu Autonomous County Jinlun Hydropower Equipment Co ltd; Beijing Rongji Environmental Protection And Energy Saving Technology Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-11-16
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses set up a solid-liquid separation equipment, more specifically the formula spiral pressure filter is related to that says so, which comprises a frame, be provided with the inner chamber that the static piece and the trip piece that are installed in turn by the multiunit form in the frame, the one end of inner chamber is provided with the feed inlet, transversely is provided with in the inner chamber to be used for making the material to the propulsive screw axis of the inner chamber other end, static piece and the clearance that is used for liquid discharge that has between the piece that moves about, should be provided with the drive actuating mechanism that the piece that moves about in the frame, the other end of inner chamber is provided with the export and installs the quilt clamp plate of adjusting export size. This sound piece formula spiral filter press can realize the useless decrement of danger with the effectual separation of the solid impurity that mixes in the sewage.

Description

Dynamic and static sheet type screw filter press

Technical Field

The utility model discloses set up a solid-liquid separation equipment, more specifically the saying so relates to a sound piece formula spiral filter press.

Background

at present, the dehydration method widely adopted by domestic and foreign sewage treatment plants is mechanical dehydration, the variety of dehydration equipment is various, and the dehydration equipment mainly comprises a horizontal screw centrifuge, a vacuum filter press, a belt filter press, a plate-and-frame filter press, a screw filter press and the like. The plate-frame type filter press and the belt type filter press are mainly used, while the horizontal screw centrifuge has unique advantages in all aspects, and is more and more widely applied in China, so that the horizontal screw centrifuge becomes a sludge dewatering device which is widely used after the plate-frame type filter press and the belt type filter press.

screw press has been widely used in Germany, Japanese and other countries due to its unique equipment characteristics, but there are few cases of success in China, and the screw folding is a novel dewatering equipment appearing in our market in recent years. However, with the development of the dewatering machine technology in recent years, the domestic spiral filter press and spiral shell stacking machine sludge dewatering system has complete design production capacity, the equipment performance is improved, and the operation control technology is mature.

The starting and development of filtration and separation equipment in China are different from foreign countries no matter in the research and development of large-scale, high-parameter, energy-saving and multifunctional new equipment, or in the improvement and perfection of mechanization, automation and intellectualization of traditional equipment.

when handling relatively viscous, particulate materials, the screen tends to clog and cause interruption of filtration. The Toyokazu and the like in Japan are improved on the basis of the original screw extrusion equipment, and a movable and static sheet type filter screen structure is adopted to replace a common fixed type filter screen structure, so that a novel stacked type screw filter press is invented, and the stacked type screw filter press can well avoid the blockage problem, so the Toyokazu and the like are popularized in developed Japanese and Korean countries in fishery and food industry.

Disclosure of Invention

An object of the utility model is to provide a sound piece formula spiral filter press, this sound piece formula spiral filter press can realize the useless decrement of danger with the effectual separation of the solid impurity who mixes in the sewage.

The technical scheme of the utility model lies in: the utility model provides a sound piece formula spiral filter press, includes the frame, be provided with the inner chamber that the static piece and the piece that moves about that are installed in turn by the multiunit in the frame formed, the one end of inner chamber is provided with the feed inlet, and the inner chamber transversely is provided with the screw axis that is used for making the material impel to the inner chamber other end, static piece and the piece that moves about have the clearance that is used for liquid discharge between, should be provided with the drive mechanism that the piece that moves about of drive in the frame, the other end of inner chamber is provided with the export and installs the quilt clamp plate of regulation export size.

Furthermore, a feeding partition plate and a discharging partition plate are arranged on the rack, at least one fixed plate is arranged between the feeding partition plate and the discharging partition plate, and static sheets and moving sheets which are alternately arranged are respectively arranged between the feeding partition plate and the fixed plate, between the fixed plate and between the fixed plate and the discharging partition plate.

Furthermore, a barrel body which protrudes outwards and is rotatably connected with one end of the spiral shaft is arranged on one side of the feeding partition plate, and the feeding hole is arranged at the upper part of the barrel body.

Furthermore, a fixed seat plate is arranged on the other side of the discharge partition plate, and a main motor for driving the screw shaft is mounted on the fixed seat plate.

Furthermore, the driving mechanism comprises a fixed shaft which is transversely fixed above the fixed plate and the movable plate, the upper part of the movable plate is respectively in clearance connection with the fixed shaft, a movable shaft is transversely arranged below the fixed plate and the movable plate, the movable shaft is respectively in rotary connection with the lower part of the movable plate, one end of the movable shaft is rotatably connected with the rack through an eccentric shaft part, and the other end of the movable shaft is connected with the output end of the movable motor through the eccentric shaft part.

Furthermore, the outer edge of the static sheet is provided with a fixed mounting hole, and inner holes of the static sheet are uniformly distributed with grooves along the circumferential direction; the outer edges of the lower end of the moving piece are respectively provided with a shaft mounting hole, and round holes corresponding to the number of the grooves are uniformly distributed on the circumference of the moving piece along the circular direction.

Furthermore, the screw pitch of the screw shaft is gradually reduced from the feed inlet to the outlet, the inner shaft diameter of the screw shaft is gradually increased from the feed inlet to the outlet, and the inner cavity space formed by the screw shaft, the static sheet and the moving sheet is gradually reduced from the feed inlet to the outlet.

Further, the forward inclination angle R between the spiral sheet of the spiral shaft and the shaft is 1-5 degrees.

Further, a gap formed by the pressed plate and the blade of the screw shaft forms a solid discharging gap.

Further, the movable and static sheet type screw filter press is in a single-shaft, double-shaft, three-shaft or multi-shaft screw shaft mode.

Compared with the prior art, the utility model has the advantages of it is following:

this sound leaf formula spiral filter press can be with the effectual separation of the solid impurity who mixes in the sewage. Can carry out solid-liquid separation on oily sludge and solid-containing sewage in the environmental protection industry, in particular to oily sludge and scum in the petrochemical industry, realizes the reduction of hazardous waste, and is indispensable solid-liquid separation equipment in the environmental protection industry. The water content of the separated solid matter can be controlled within the range of 50-60%.

The dynamic and static sheet type screw filter press has the effect of high-efficiency and high-quality solid-liquid separation. After the initial debugging, the continuous unattended operation can be realized, and the solid-liquid effect of the solid-containing sewage is ensured.

Can be operated automatically through PLC, can realize 24h unmanned operation by being linked with the sludge conveying equipment of the dosing equipment, and has extremely little water consumption for external flushing. Compared with the prior dewatering equipment, the energy consumption is obviously reduced, the structure is simple and compact, the occupied area is small, and the maintenance and the management are easy. The dewatering effect is also better, the range of applicable sludge concentration is wide, the rotating speed is low, no vibration and noise are generated, the odor treatment interface is reserved in the box body, and the problem of environmental pollution is avoided.

Drawings

FIG. 1 is a schematic structural view of a single-shaft moving-static sheet type screw filter press of the present invention;

FIG. 2 is a schematic top view of the single-shaft moving-static sheet type screw filter press of the present invention;

FIG. 3 is a schematic view of a stationary plate of the single-shaft moving-stationary plate type screw filter press according to the present invention;

FIG. 4 is a schematic diagram of a floating plate of the single-shaft moving-static plate type screw filter press according to the present invention;

fig. 5 is a schematic view of the screw shaft of the present invention;

FIG. 6 is a schematic view of the structure of the movable plate, the movable shaft and the fixed shaft;

FIG. 7 is a schematic structural view of a double-shaft moving and static sheet type screw filter press of the present invention;

FIG. 8 is a schematic top view of the dual-shaft moving-static sheet type screw filter press of the present invention;

FIG. 9 is a schematic view of a stationary plate of the dual-shaft moving-stationary plate type screw filter press according to the present invention;

FIG. 10 is a schematic view of a floating plate of the dual-shaft moving-static plate type screw filter press according to the present invention;

FIG. 11 is a schematic structural view of a three-axis moving and static sheet type screw filter press according to the present invention;

FIG. 12 is a schematic top view of the three-axis moving and static sheet type screw filter press of the present invention;

FIG. 13 is a schematic view of a stationary plate of the three-axis moving and stationary plate type screw filter press according to the present invention;

FIG. 14 is a schematic diagram of the floating plate of the three-axis moving and static plate type screw filter press of the present invention;

in the figure: a-thread pitch, R-front rake angle, 1-feed inlet, 2-feed clapboard, 3-static sheet, 3 a-fixed mounting hole, 3 b-groove, 4-moving sheet, 4 a-shaft mounting hole, 4 b-round hole, 5-fixed plate, 6-discharge clapboard, 7-pressed plate, 8-spiral shaft, 8 a-eccentric shaft, 8 b-eccentric shaft, 9-main motor, 10-moving motor, 11-moving shaft, 12-fixed shaft, 13-solid discharge gap, 14-barrel body and 15-fixed seat plate.

Detailed Description

In order to make the aforementioned features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below, but the present invention is not limited thereto.

Refer to fig. 1 to 14

The utility model provides a sound piece formula spiral filter press, includes the frame, be provided with the inner chamber that the piece 3 and the piece 4 that move about that are installed in turn by the multiunit in the frame, the one end of inner chamber is provided with feed inlet 1, transversely is provided with the screw axis 8 that is used for making the material impel to the inner chamber other end in the inner chamber, the piece that moves about has the clearance that is used for liquid discharge between the piece that static piece and move about, should be provided with the drive mechanism that the piece that drives to move about in the frame, and the other end of inner chamber is provided with the export and installs the quilt clamp plate 7 of adjusting the export size, the clearance that is formed by clamp plate and the blade of screw axis constitutes solid row material clearance 13.

In this embodiment, the frame is provided with a feeding partition plate 2 and a discharging partition plate 6, at least one fixing plate 5 is arranged between the feeding partition plate and the discharging partition plate, and a stationary plate and a movable plate which are alternately installed are respectively arranged between the feeding partition plate and the fixing plate, between the fixing plate and the fixing plate, and between the fixing plate and the discharging partition plate.

In this embodiment, a barrel 14 protruding outward and rotatably connected to one end of the screw shaft is disposed at one side of the feeding partition plate, and the feeding port is installed at the upper portion of the barrel so as to feed material into the inner cavity through the feeding port.

In this embodiment, a fixed seat plate 15 is disposed on the other side of the discharge partition plate, and a main motor 9 for driving the screw shaft is mounted on the fixed seat plate, so as to drive the screw shaft to rotate.

In this embodiment, the driving mechanism includes a fixed shaft 12 fixed above the fixed plate and the movable plate, and the upper portions of the movable plate are respectively connected with the fixed shaft at a gap, which is large enough to allow the movable plate to move sufficiently. A moving shaft 11 is transversely arranged below the static sheet and the moving sheet, the moving shaft is respectively connected with the lower part of the moving sheet in a rotating way, one end of the moving shaft is connected with the rack in a rotating way through an eccentric shaft part 8a, the other end of the moving shaft is connected with the output end of a moving motor arranged on the fixed seat plate through an eccentric shaft part 8b, and therefore the moving shaft is driven by the moving motor to drive the moving sheet to move around the fixed shaft, so that mud in a gap between the static sheet 3 and the moving sheet 4 is cleaned, and blockage is prevented.

In this embodiment, the outer edge of static piece has fixed mounting hole 3a along the circumferencial direction equipartition, and the hole of static piece has recess 3b along the circumferencial direction equipartition, and the recess that static piece 3 was equipped with increases the frictional force of static piece 3 and material, prevents to skid and causes the screw axis 8 rotation, and the condition that the material was not walked to the right. The outer edges of the lower end of the moving piece are respectively provided with a shaft mounting hole 4a, the circumference of the moving piece is uniformly provided with round holes 4b corresponding to the number of the grooves along the circular direction, and the cleaning effect can be improved through the round holes of the moving piece 4.

In this embodiment, the screw pitch of the screw shaft gradually decreases from the feed inlet to the outlet, the inner shaft diameter of the screw shaft gradually increases from the feed inlet to the outlet, and the inner cavity space formed by the screw shaft, the stationary plate and the moving plate gradually decreases from the feed inlet to the outlet, so that a large pressure is applied to the material to extrude the liquid.

In this embodiment, the forward inclination angle R between the helical blades of the helical shaft and the shaft is 1 ° to 5 °, and preferably 3 °.

In the embodiment, a gap of 0.2mm to 0.5mm is reserved between the static sheet and the moving sheet, so that liquid can be better discharged, and the discharge of solids is limited.

In this embodiment, the moving and static sheet type screw filter press is in a single-shaft mode, that is, a screw shaft is arranged in the inner cavity and drives the moving sheet to move in cooperation with the driving mechanism to complete solid-liquid separation. Or the movable and static sheet type screw filter press is in a double-shaft mode, namely a plurality of groups of static sheets and moving sheets are respectively in a horizontal 8 shape and are matched to form an inner cavity in a horizontal 8 shape, two screw shafts are arranged in the inner cavity, and the moving sheets are driven by a driving mechanism to move to complete solid-liquid separation. Or the movable and static sheet type screw filter press is in a three-axis or multi-axis mode, namely, a plurality of groups of static sheets and movable sheets are matched to form an inner cavity which is provided with a plurality of cavities communicated with each other and used for installing the screw shafts, and each cavity is internally provided with one screw shaft respectively.

In this embodiment, when the sound piece formula spiral filter press adopts biax or multiaxis, multiplicable output, because of in 1 inner chamber by two or many axles rotatory, can realize self-cleaning, prevent the phenomenon of seizing the axle (axle is rotatory, mud is motionless). The pressure of the inner cavity is larger, and the water content of the discharged dry mud is lower.

The working principle is as follows: before use, the main motor 9 is started, the spiral shaft 8 rotates, the traveling motor 10 is started, and the traveling motor 10 drives the traveling piece 4 to travel on the static piece 3 through the traveling shaft 11. The material to be processed enters an inner cavity formed by a plurality of groups of alternately arranged static pieces 3 and moving pieces 4 through the feed port 1, the material is pushed to the right side under the action of the rotation of the spiral shaft 8, and the liquid in the material is discharged through a gap between the static pieces 3 and the moving pieces 4. Along with the rightward movement of the materials, the screw pitch a of the screw shaft 8 is reduced, the diameter of the inner shaft is increased, the space of an inner cavity formed by the inner shaft and the static sheet 3 and the moving sheet 4 is reduced, and large pressure is formed on the materials to extrude the liquid. Along with the reduction of the liquid content of the material in the movement process, when the material reaches the right side of the screw shaft, the size of the outlet is adjusted by adjusting the position of the pressed plate 7, the front internal pressure is further adjusted, the liquid content of the discharged dry mud is controlled, and the solid is discharged from a discharge gap formed by the pressed plate 7 and the blades of the screw shaft 8.

The above is only the preferred embodiment of the present invention, and all the equivalent changes and modifications made according to the claims of the present invention should be covered by the present invention.

Claims

1. A movable and static sheet type screw filter press comprises a frame and is characterized in that an inner cavity formed by a plurality of groups of alternately installed static sheets and moving sheets is arranged on the frame, a feed inlet is formed in one end of the inner cavity, a screw shaft used for pushing materials to the other end of the inner cavity is transversely arranged in the inner cavity, a gap used for discharging liquid is formed between the static sheets and the moving sheets, a driving mechanism used for driving the moving sheets to move is arranged on the frame, and an outlet and a pressed plate used for adjusting the size of the outlet are arranged at the other end of the inner cavity.

2. The dynamic and static sheet type screw filter press according to claim 1, wherein the frame is provided with a feeding partition plate and a discharging partition plate, at least one fixed plate is arranged between the feeding partition plate and the discharging partition plate, and stationary sheets and moving sheets alternately arranged are respectively arranged between the feeding partition plate and the fixed plate, between the fixed plate and the fixed plate, and between the fixed plate and the discharging partition plate.

3. The dynamic-static sheet type screw filter press according to claim 2, wherein a barrel body protruding outward and rotatably connected with one end of the screw shaft is provided at one side of the feed partition plate, and the feed port is installed at an upper portion of the barrel body.

4. The dynamic-static sheet type screw filter press according to claim 2 or 3, wherein a fixed seat plate is arranged at the other side of the discharging partition plate, and a main motor for driving the screw shaft is installed on the fixed seat plate.

5. The filter press according to claim 1, 2 or 3, wherein the driving mechanism comprises a fixed shaft transversely fixed above the fixed plate and the movable plate, the upper part of the movable plate is in clearance connection with the fixed shaft, a movable shaft is transversely arranged below the fixed plate and the movable plate, the movable shaft is rotatably connected with the lower part of the movable plate, one end of the movable shaft is rotatably connected with the frame through an eccentric shaft, and the other end of the movable shaft is connected with the output end of the movable motor through an eccentric shaft.

6. The dynamic-static sheet type screw filter press according to claim 1, wherein the outer edge of the static sheet is provided with a fixed mounting hole, and the inner hole of the static sheet is uniformly provided with grooves along the circumferential direction; the outer edges of the lower end of the moving piece are respectively provided with a shaft mounting hole, and round holes corresponding to the number of the grooves are uniformly distributed on the circumference of the moving piece along the circular direction.

7. The filter press according to claim 1, 2, 3 or 6, wherein the screw pitch of the screw shaft is gradually decreased from the feed port to the outlet, the inner diameter of the screw shaft is gradually increased from the feed port to the outlet, and the space of the inner cavity formed by the screw shaft, the stationary plate and the movable plate is gradually decreased from the feed port to the outlet.

8. The dynamic-static sheet type screw filter press according to claim 1, wherein the forward inclination angle R between the screw sheet and the shaft of the screw shaft is 1-5 °.

9. The dynamic-static sheet type screw filter press according to claim 1, wherein the gap formed by the pressed plate and the blade of the screw shaft constitutes a solid discharge gap.

10. The dynamic-static plate screw press according to claim 1, wherein the dynamic-static plate screw press is in a uniaxial, biaxial, triaxial or multiaxial screw axis mode.