CN111659178B - Steel plant waste solid-liquid separation equipment and solid-liquid separation process - Google Patents
Steel plant waste solid-liquid separation equipment and solid-liquid separation process Download PDFInfo
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- CN111659178B CN111659178B CN202010552212.6A CN202010552212A CN111659178B CN 111659178 B CN111659178 B CN 111659178B CN 202010552212 A CN202010552212 A CN 202010552212A CN 111659178 B CN111659178 B CN 111659178B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/01—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons
- B01D33/015—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons with flat filtering elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/70—Filters with filtering elements which move during the filtering operation having feed or discharge devices
- B01D33/74—Filters with filtering elements which move during the filtering operation having feed or discharge devices for discharging filtrate
- B01D33/745—Construction of suction casings, pans, or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/80—Accessories
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/16—Nature of the water, waste water, sewage or sludge to be treated from metallurgical processes, i.e. from the production, refining or treatment of metals, e.g. galvanic wastes
Abstract
The invention provides a steel mill waste solid-liquid separation device which comprises a separation shell, a filtering unit and an extrusion unit, wherein the inner wall of the separation shell is connected with the filtering unit in a sliding manner, and the lower end of the filtering unit is provided with the extrusion unit; the anti-blocking branched chain is added while filtering, and the anti-blocking branched chain effectively and quickly dredges the mesh plate through elasticity; the lower end of the filtering unit is provided with the extruding unit, the hollow fan-shaped block and the rubber cover in the extruding unit extend under the push of compressed air and are attached to the inner wall of the separating shell, so that waste particles can be effectively prevented from passing through the filtering mesh plate to the water pump to cause equipment damage, the maintenance cost is reduced, and the working efficiency is increased.
Description
Technical Field
The invention relates to the technical field of processing of steelmaking wastes, in particular to solid-liquid separation equipment and a solid-liquid separation process for wastes of a steel plant.
Background
Raw materials of a steel plant are iron ores, coal, carbon and the like, which are supplied by the mining industry, a large amount of wastewater and metal wastes with particle structures are generated in the process of smelting steel by the steel plant, and the discharge of the wastewater of the steel plant needs to be strictly performed according to regulations, so that solid-liquid separation treatment needs to be performed on the solid metal wastes and the wastewater of the steel plant.
However, the following problems exist in the solid-liquid separation of the waste of the steel plant at present: firstly, generally, screw extrusion formula solid-liquid separation equipment dewaters through rotating vane's extrusion, because current solid-liquid separation equipment can't dredge the clearance to the filter screen, often can appear the condition such as jam, can lead to solid-liquid separation machine's damage to increase unnecessary work load on the contrary.
Secondly, traditional screw extrusion formula solid-liquid separation equipment is not all waste water suitable for, and metal particle is more in the produced waste of general industrial production, because traditional screw extrusion formula solid-liquid separation equipment can't effectually block the tiny granule in the waste, leads to solid-liquid separation's sewage to reach the regulation, need carry out filtration treatment many times
Disclosure of Invention
The technical problem to be solved
The solid-liquid separation equipment and the solid-liquid separation process for the steel plant wastes provided by the invention can solve the problems pointed out in the background technology.
Two technical schemes
In order to achieve the above purpose, the invention adopts the following technical scheme that the steel plant waste solid-liquid separation equipment comprises a separation shell, a filtering unit and an extrusion unit, wherein the inner wall of the separation shell is connected with the filtering unit in a sliding manner, and the lower end of the filtering unit is provided with the extrusion unit, wherein:
the feed inlet has been seted up at separation casing middle part, and the filter unit is installed to the upper end inner wall of separation casing, and the extrusion unit is installed to the lower extreme of filter unit.
The separation shell comprises a frame, a locking piece and a bottom cover, wherein the locking piece is arranged at the lower end of the frame, the bottom cover is connected with the frame through the locking piece, a circular ring frame is arranged on the bottom cover, threads are arranged on the circular ring frame, an annular groove is formed in the lower end of the frame, and the threads are arranged on the inner wall of the annular groove; after the solid-liquid separation is finished, the liquid is pumped out by a water pump, and the remaining solid waste is discharged through the disassembling function of the locking unit.
The filter unit comprises a positioning cylinder, a hollow connecting pipe, a water pump, a filter mesh plate and an anti-blocking branch chain, wherein the positioning cylinder is installed on the inner wall of the separation shell, the hollow connecting pipe is installed at the lower end of the positioning cylinder, the water pump is installed at the lower end of the hollow connecting pipe, the lower end of the water pump is installed on the filter mesh plate, the filter mesh plate is connected with the inner wall of the separation shell in a sliding mode, and the anti-blocking branch chain is arranged on the filter mesh plate; the filter unit can effectively separate the liquid in the waste material.
The extrusion unit comprises a hollow sector block, an air passage guide cylinder, an annular rubber air bag, a supporting spring rod, a protection circular plate, a rubber cover and an annular block; the air flue guide cylinder body is arranged on the hollow connecting pipe, hollow fan-shaped blocks are uniformly arranged on the air flue guide cylinder body along the circumferential direction of the air flue guide cylinder body, a rubber cover is arranged at an opening of each hollow fan-shaped block, each hollow fan-shaped block is connected with the inner wall of the separation shell in a sliding mode, a protection circular plate is arranged at the lower end of the air flue guide cylinder body through a supporting spring rod, and an annular rubber air bag is arranged between each protection circular plate and the air flue guide cylinder body; most are filtered when liquid, and the protection plectane in the extrusion unit contacts the waste material, and annular rubber gasbag receives the extrusion and can produce atmospheric pressure this moment, and atmospheric pressure flows into hollow segment through air flue guide cylinder to the rubber cover is aerifyd, with waste material and liquid separation.
The anti-blocking branched chain comprises a blocking plate, a supporting annular plate, an anti-blocking rod, a guide spring rod, a supporting upright rod, a return spring and an execution feeler lever; the supporting annular plate is connected to the inner wall of the separating shell in a sliding mode, the middle of the supporting annular plate is connected to the hollow connecting pipe in a sliding mode, the lower end of the supporting annular plate is installed on the filter screen pore plate through the guide spring rod, the lower end face of the supporting annular plate is evenly provided with the anti-blocking rod, the upper end of the supporting annular plate is evenly provided with supporting vertical rods along the circumferential direction of the supporting annular plate, the supporting vertical rods are hinged to the execution contact rods, the execution contact rods) are connected with the supporting vertical rods through the reset springs, and the inner wall of the separating shell is evenly provided with the blocking plate from top to bottom; when the waste material flows into the meshes of the filter mesh plate along with the liquid under the extrusion effect to cause blockage, the anti-blocking branched chain can dredge the blocked meshes under the pressure of the cylinder.
The water inlet of the water pump is connected with a water inlet pipe, the water outlet of the water pump is connected with a water outlet pipe, the water inlet pipe is fixed in the middle of the filter screen pore plate, and the water outlet pipe of the water pump penetrates through the hollow connecting pipe and extends to the outer side of the separation shell; the water pump can pump the liquid accumulated by the filter mesh plate out of the cavity.
The lower end of the air passage guide cylinder body is provided with an annular block, the annular block is uniformly provided with a locking cavity along the circumferential direction of the annular block, the inner side of the annular block is uniformly provided with telescopic holes communicated with the locking cavity along the circumferential direction of the annular block, the locking cavity is connected with the communicated air passage through a guide air passage, a piston block is arranged in the locking cavity in a sliding manner, a self-locking contact rod is arranged on the piston block, the self-locking contact rod penetrates through the telescopic holes in a sliding manner, and a self-locking reset spring is arranged between the piston block and the inner wall of the locking cavity; annular rubber gasbag can produce atmospheric pressure to the intercommunication air flue under the pressure action, can contract simultaneously, the locking chamber also can receive atmospheric pressure No. three gas pockets this moment, the piston piece pushes auto-lock feeler lever under the effect of atmospheric pressure, the auto-lock feeler lever then cooperates the groove that the protection plectane was seted up to fix it, thereby the rubber cover can continuously inflate, with waste material and liquid separation, treat after the work is accomplished, the auto-lock feeler lever resets under auto-lock reset spring's effect, annular rubber gasbag resets under supporting spring lever's effect.
The inside of air flue guide cylinder evenly is provided with the intercommunication air flue, and has seted up the gas pocket No. one between annular rubber gasbag and the intercommunication air flue, has seted up No. two gas pockets between intercommunication air flue and the hollow segment, has seted up No. three gas pockets between intercommunication air flue and the locking chamber.
The retaining member includes a cavity, No. two cavitys, the piston post, the piston pad, the gas pocket board, adsorb inflation rubber, the downside at the frame is all seted up to one of them cavity and No. two cavitys, and a cavity is located the upside of ring channel, the quantity of No. two cavitys is two and sets up the inside and outside both sides at a cavity, be connected with the gas pocket board between a cavity and No. two cavitys, the round hole has been seted up between a cavity and the ring channel, it is provided with the piston post to slide in the round hole, the piston pad is installed to the upper end of piston post, the piston pad slides and links to each other with the gas pocket board slides, the filling groove has been seted up on the lateral wall of No. two cavitys, be provided with the adsorption inflation rubber in the filling groove.
The upper end surface of the filter mesh plate is of a downward inclined structure from outside to inside; the structure can accumulate the filtered water at the water pump in the middle of the filter mesh plate and then is discharged by the water pump.
In addition, the invention also provides a steel plant waste solid-liquid separation process which is mainly completed by matching the steel plant waste solid-liquid separation equipment, and comprises the following steps:
the first step is as follows: and putting the water-soaked waste into the feed inlet.
The second step is that: the positioning cylinder applies air pressure to the filter mesh plate through the hollow connecting pipe, and the filter mesh plate moves downwards at the moment to filter the waste water; the water pump pumps the liquid accumulated on the water inlet pipe by the filter mesh plate out of the cavity through the water outlet pipe; the filter mesh plate moves downwards under the air pressure of the positioning air cylinder, the support ring plate provided with the anti-blocking rod moves downwards under the action of the guide spring rod, and the anti-blocking rod dredges the filter mesh plate one by one at the moment, so that the filter mesh plate is prevented from being blocked.
The third step: the extrusion unit moves downwards under the pressure of the positioning cylinder, the protection circular plate is extruded by the solid waste to apply pressure to the annular rubber air bag, and the annular rubber air bag conveys air pressure to the communicating air passage through the first air hole; then the air pressure is transmitted to the hollow sector block through the second air hole, the rubber cover is supported by the air pressure, and the waste solids are prevented from entering the filtering unit. The protective circular plate is extruded by the solid waste to apply pressure to the annular rubber air bag, and the annular rubber air bag conveys air pressure to the communicating air passage through the first air hole; then the air is conveyed to a third air hole through a guide air passage, so that the air pressure is conveyed to the locking cavity; under the effect of air pressure, the piston block pushes the self-locking contact rod, the self-locking contact rod penetrates through the telescopic hole to be clamped in the clamping groove formed in the protection circular plate, and the annular rubber air bag is fixed, so that the rubber cover can be continuously supported.
The fourth step: the annular frame is in threaded connection with the annular groove, the annular frame exerts pressure on the piston column at the moment, the piston column pushes the piston pad, the piston pad converges air pressure in the first cavity and flows into the second cavity through the air hole plate, and the adsorption expansion rubber expands under the action of the air pressure, so that the annular frame is fixed.
Three beneficial effects
The invention greatly improves the solid-liquid separation of the waste generated in industrial production: firstly, generally, screw extrusion formula solid-liquid separation equipment dewaters through rotating vane's extrusion, because current solid-liquid separation equipment can't dredge the clearance to the filter screen, often can appear the condition such as jam, can lead to solid-liquid separation machine's damage to increase unnecessary work load on the contrary.
Secondly, traditional screw extrusion formula solid-liquid separation equipment is not all waste water suitable for, and metal particle is more in the waste that produces of general industrial production, because traditional screw extrusion formula solid-liquid separation equipment can't be effectual to the tiny granule in the waste to block, leads to solid-liquid separation's sewage to reach the regulation, need carry out filtration treatment many times.
The anti-blocking branched chain is added while filtering, and the anti-blocking branched chain effectively and quickly dredges the mesh plate through elasticity, so that the workload and the maintenance cost are reduced, and the working efficiency is improved.
The lower end of the filtering unit is provided with the extruding unit, the hollow fan-shaped block and the rubber cover in the extruding unit extend under the push of compressed air and are attached to the inner wall of the separating shell, so that waste particles can be effectively prevented from passing through the filtering mesh plate to the water pump to cause equipment damage, the maintenance cost is reduced, and the working efficiency is increased.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a cross-sectional view of the present invention.
Fig. 2 is a cross-sectional view of the extrusion unit of the present invention.
Fig. 3 is a partial enlarged view of fig. 1 a of the present invention.
Fig. 4 is a sectional view taken along line B-B of fig. 2 of the present invention.
Fig. 5 is a schematic perspective view of the pressing unit of the present invention.
FIG. 6 is a cross-sectional view of the annular rubber bladder of the present invention.
Fig. 7 is a bottom view of the protective disk of the present invention.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 7, the steel mill waste solid-liquid separation equipment comprises a separation shell 1, a filtering unit 2 and an extrusion unit 3, wherein a feeding hole is formed in the middle of the separation shell 1, the filtering unit 2 is installed on the inner wall of the upper end of the separation shell 1, and the extrusion unit 3 is installed at the lower end of the filtering unit 2; separation casing 1 includes frame, retaining member 4 and bottom 47, and wherein retaining member 4 sets up the lower extreme at the frame, and bottom 47 passes through retaining member 4 and links to each other with the frame, be provided with link 48 on the bottom 47, be provided with the screw thread on the link 48, the ring channel has been seted up to the lower extreme of frame, is provided with the screw thread on the inner wall of ring channel, wherein:
the filtering unit 2 comprises a positioning cylinder 21, a hollow connecting pipe 22, a water pump 23, a filtering mesh plate 24 and an anti-blocking branched chain 25, wherein the positioning cylinder 21 is installed on the inner wall of the separation shell 1, the hollow connecting pipe 22 is installed at the lower end of the positioning cylinder 21, the water pump 23 is installed at the lower end of the hollow connecting pipe 22, the lower end of the water pump 23 is installed on the filtering mesh plate 24, the filtering mesh plate 24 is in sliding connection with the inner wall of the separation shell 1, and the anti-blocking branched chain 25 is arranged on the filtering mesh plate 24.
During specific work, the positioning cylinder 21 applies air pressure to the filter mesh plate 24 through the hollow connecting pipe 22, and at the moment, the filter mesh plate 24 moves downwards to filter waste water.
A water inlet pipe 26 is connected to a water inlet of the water pump 23, a water outlet pipe 27 is connected to a water outlet of the water pump 23, the water inlet pipe 26 is fixed in the middle of the filter mesh plate 24, and the water outlet pipe 27 of the water pump 23 penetrates through the hollow connecting pipe 22 and extends to the outer side of the separation shell 1; the upper end surface of the filter mesh plate (24) is of a downward inclined structure from outside to inside.
In operation, the pump pumps liquid collected by the screen 24 at the inlet pipe 26 out of the chamber through the outlet pipe 27.
The anti-blocking branched chain 25 comprises a blocking plate 251, a supporting annular plate 252, an anti-blocking rod 253, a guide spring rod 254, a supporting vertical rod 255, a return spring 256 and an execution touch rod 257; the support ring-shaped plate (252) is slidably connected to the inner wall of the separation housing 1, the middle portion of the support ring-shaped plate 252 is slidably connected to the hollow connecting pipe 22, the lower end of the support ring-shaped plate 252 is mounted on the filter screen pore plate 24 through the guide spring rod 254, the lower end face of the support ring-shaped plate 252 is uniformly provided with the anti-blocking rod 253, the upper end of the support ring-shaped plate 252 is uniformly provided with the support vertical rod 255 along the circumferential direction thereof, the support vertical rod 255 is hinged with the execution touch rod 257, the execution touch rod 257 is connected with the support vertical rod 255 through the return spring 256, and the inner wall of the separation housing 1 is uniformly provided with the blocking plate 251 from top to bottom.
The filter screen pore plate 24 drives the supporting annular plate 252 to synchronously move downwards through the guiding spring rod 254 in the downward movement process, the execution contact rod 257 of the supporting annular plate 252 in the downward movement process abuts against the blocking plate 251, the elastic force of the reset spring 256 is greater than that of the guiding spring rod 254, when the downward movement distance of the filter screen pore plate 24 is greater than the limit of the elastic tension of the reset spring 256, the execution contact rod 257 rotates under the action of the tension force, the blocking plate 251 is separated from the execution contact rod 257 at the moment, the guiding spring rod 254 drives the anti-blocking rod 253 to conduct powerful and quick dredging on the filter pores of the filter screen pore plate 24 under the action of the elastic force, the filter screen pore plate 24 is ensured not to be blocked in the solid-liquid separation operation, and the efficiency of the solid-liquid separation is improved.
During specific work, the filter screen plate 24 moves downwards under the action of the positioning cylinder 21, the support ring plate 252 provided with the anti-blocking rod 253 moves synchronously under the action of the guide spring rod 254, the anti-blocking rod 253 dredges the filter screen plate 24 one by one at the moment, so that the filter screen plate 24 is prevented from being blocked, and after the work is completed, the execution contact rod 257 is matched with the reset spring 256 to withdraw the anti-blocking branch chain 25.
The extrusion unit 3 comprises a hollow sector block 31, an air passage guide column 32, an annular rubber air bag 33, a supporting spring rod 34, a protective circular plate 35 and a rubber cover 36; the air flue guide column body 32 is installed on the hollow connecting pipe 22, hollow fan-shaped blocks 31 are evenly arranged on the air flue guide column body 32 along the circumferential direction of the air flue guide column body, a rubber cover 36 is arranged at the opening of each hollow fan-shaped block 31, the hollow fan-shaped blocks 31 are connected with the inner wall of the separation shell 1 in a sliding mode, a protection circular plate 35 is installed at the lower end of the air flue guide column body 32 through a supporting spring rod 34, and an annular rubber air bag 33 is arranged between the protection circular plate 35 and the air flue guide column body 32.
When the extrusion unit 3 works specifically, the extrusion unit starts to work under the action of the positioning cylinder 21, the protection circular plate 35 extrudes the solid waste mixed in the sewage during the operation, the volume inside the solid waste is compressed, the sewage in the solid waste gap is discharged through the filter mesh plate 24, the redundant moisture inside the solid waste is basically discharged at the moment, in order to prevent fine particles in the solid waste from entering the water pump through the filter mesh plate 24, when the protection circular plate 35 extrudes the solid waste, the protection circular plate 35 applies pressure to the annular rubber air bag 33 under the action of force, and the air inside the annular rubber air bag 33 is compressed into the communicating air passage through the air hole I after being extruded; air is compressed to the hollow sector 31 through the second air hole, the rubber cover 36 of the hollow sector 31 is supported by air pressure, and the solid-liquid degree of the waste of the steel plant can reach the qualified standard.
The lower extreme of air flue guide cylinder 32 is provided with annular piece 37, evenly seted up locking chamber 38 along its circumference on the annular piece 37, and the inboard of annular piece 37 evenly seted up along its circumference the telescopic hole that communicates with locking chamber 38, link to each other through the guide air flue between locking chamber 38 and the intercommunication air flue, it is provided with piston block 381 to slide in the locking chamber 38, be provided with on the piston block 381 from the locking feeler lever 382, from the sliding of locking feeler lever 382 through the telescopic hole, and be provided with self-locking reset spring 383 between the inner wall of piston block 381 and locking chamber 38.
When the pneumatic air-conveying device works specifically, the protective circular plate 35 is extruded by solid waste to apply pressure to the annular rubber air bag 33, and the annular rubber air bag 33 conveys air to the communicating air passage through the first air hole; then the air is conveyed to the third air hole through the guide air passage, so that the pressure of the air in the locking cavity 38 is increased; under the action of air pressure, the piston block 381 pushes the self-locking contact rod 382, and the self-locking contact rod 382 penetrates through the telescopic hole to be clamped in a clamping groove formed in the protection circular plate 35, so that the annular rubber air bag 33 is fixed.
Retaining member 4 includes cavity 41, No. two cavities 42, piston column 43, piston pad 44, air hole plate 45, adsorb inflation rubber 46, wherein the downside at the frame is all seted up to cavity 41 and No. two cavities 42, and cavity 41 is located the upside of ring channel, the quantity of No. two cavities 42 is two and sets up the inside and outside both sides at cavity 41, be connected with air hole plate 45 between cavity 41 and No. two cavities 42, the round hole has been seted up between cavity 41 and the ring channel, it is provided with piston column 43 to slide in the round hole, piston pad 44 is installed to the upper end of piston column 43, piston pad 44 slides and links to each other with air hole plate 45 is slided, the filling groove has been seted up on cavity 42's the lateral wall No. two, be provided with adsorb inflation rubber 46 in the filling groove.
During specific work, the circular ring frame 48 is in threaded connection with the annular groove, the circular ring frame 48 applies pressure to the piston column 43 at the moment, the piston column 43 pushes the piston pad 44, the piston pad 44 gathers air pressure in the first cavity and flows into the second cavity through the air hole plate 45, the adsorption expansion rubber 46 expands under the action of the air pressure, and therefore the connecting position between the circular ring frame 48 and the frame is in a completely sealed state, smooth proceeding of solid-liquid separation operation of steel mill wastes is guaranteed, after the operation is completed, the bottom cover 47 is detached from the frame, and the separated solid wastes are removed.
In addition, the invention also provides a steel plant waste solid-liquid separation process which is mainly completed by matching the steel plant waste solid-liquid separation equipment, and comprises the following steps:
the first step is as follows: and putting the water-soaked waste into the feed inlet.
The second step is that: the positioning cylinder 21 applies air pressure to the filter mesh plate 24 through the hollow connecting pipe 22, and the filter mesh plate 24 moves downwards at the moment to filter waste water; the water pump pumps the liquid accumulated on the water inlet pipe 26 by the filter mesh plate 24 out of the cavity through the water outlet pipe 27; the filter mesh plate 24 moves downwards under the air pressure of the positioning air cylinder 21, the support ring-shaped plate 252 provided with the anti-blocking rod 253 moves downwards under the action of the guide spring rod 254, and the anti-blocking rod 253 dredges the filter mesh plate 24 one by one at the moment, so that the filter mesh plate 24 is prevented from being blocked.
The third step: the extrusion unit 3 moves downwards under the pressure of the positioning cylinder 21, the protection circular plate 35 is extruded by the solid waste to apply pressure to the annular rubber air bag 33, and the annular rubber air bag 33 transmits air pressure to the communicating air passage through the first air hole; then, the air pressure is transmitted to the hollow segment 31 through the second air hole, and the rubber cover 36 is supported by the air pressure to prevent the waste solids from entering the filtering unit 2. The protective circular plate 35 is extruded by the solid waste to apply pressure to the annular rubber air bag 33, and the annular rubber air bag 33 conveys air pressure to the communicating air passage through the first air hole; then the air is conveyed to the third air hole through the guide air passage, so that the air pressure is conveyed to the locking cavity 38; under the action of air pressure, the piston block 381 pushes the self-locking contact rod 382, and the self-locking contact rod 382 passes through the telescopic hole to be clamped in the clamping groove formed in the protection circular plate 35, so that the annular rubber air bag 33 is fixed, and the rubber cover 36 is continuously supported.
The fourth step: the circular ring frame 48 is in threaded connection with the annular groove, at the moment, the circular ring frame 48 applies pressure to the piston column 43, the piston column 43 pushes the piston pad 44, the piston pad 44 converges air pressure in the first cavity and flows into the second cavity through the air hole plate 45, and at the moment, the adsorption expansion rubber 46 expands under the action of the air pressure, so that the circular ring frame 48 is fixed.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. A steel mill waste solid-liquid separation device comprises a separation shell (1), a filtering unit (2) and an extrusion unit (3),
the method is characterized in that: the feed inlet has been seted up at separation casing (1) middle part, installs filter unit (2) on the upper end inner wall of separation casing (1), and extrusion unit (3) are installed to the lower extreme of filter unit (2), wherein:
the separation shell (1) comprises a frame, a locking piece (4) and a bottom cover (47), wherein the locking piece (4) is arranged at the lower end of the frame, the bottom cover (47) is connected with the frame through the locking piece (4), a circular ring frame (48) is arranged on the bottom cover (47), threads are arranged on the circular ring frame (48), an annular groove is formed in the lower end of the frame, and threads are arranged on the inner wall of the annular groove;
the filter unit (2) comprises a positioning cylinder (21), a hollow connecting pipe (22), a water pump (23), a filter mesh plate (24) and an anti-blocking branched chain (25), wherein the positioning cylinder (21) is installed on the inner wall of the separation shell (1), the hollow connecting pipe (22) is installed at the lower end of the positioning cylinder (21), the water pump (23) is installed at the lower end of the hollow connecting pipe (22), the lower end of the water pump (23) is installed on the filter mesh plate (24), the filter mesh plate (24) is in sliding connection with the inner wall of the separation shell (1), and the anti-blocking branched chain (25) is arranged on the filter mesh plate (24);
the extrusion unit (3) comprises a hollow sector block (31), an air flue guide column body (32), an annular rubber air bag (33), a supporting spring rod (34), a protective circular plate (35) and a rubber cover (36); the air flue guide cylinder (32) is installed on the hollow connecting pipe (22), hollow fan-shaped blocks (31) are uniformly arranged on the air flue guide cylinder (32) along the circumferential direction of the air flue guide cylinder, a rubber cover (36) is arranged at an opening of each hollow fan-shaped block (31), each hollow fan-shaped block (31) is connected with the inner wall of the separation shell (1) in a sliding mode, a protection circular plate (35) is installed at the lower end of the air flue guide cylinder (32) through a supporting spring rod (34), and an annular rubber air bag (33) is arranged between each protection circular plate (35) and the air flue guide cylinder (32);
the anti-blocking branched chain (25) comprises a blocking plate (251), a supporting annular plate (252), an anti-blocking rod (253), a guide spring rod (254), a supporting vertical rod (255), a return spring (256) and an execution feeler lever (257); the supporting annular plate (252) is connected to the inner wall of the separating shell (1) in a sliding mode, the middle of the supporting annular plate (252) is connected to the hollow connecting pipe (22) in a sliding mode, the lower end of the supporting annular plate (252) is installed on the filter screen pore plate (24) through the guide spring rod (254), the lower end face of the supporting annular plate (252) is uniformly provided with anti-blocking rods (253), the upper end of the supporting annular plate (252) is uniformly provided with supporting vertical rods (255) along the circumferential direction of the supporting annular plate, the supporting vertical rods (255) are hinged with execution touch rods (257), the execution touch rods (257) are connected with the supporting vertical rods (255) through return springs (256), and the inner wall of the separating shell (1) is uniformly provided with blocking plates (251) from top to bottom;
the lower end of the air passage guide cylinder (32) is provided with an annular block (37), the annular block (37) is uniformly provided with a locking cavity (38) along the circumferential direction of the annular block, the inner side of the annular block (37) is uniformly provided with a telescopic hole communicated with the locking cavity (38) along the circumferential direction of the annular block, the locking cavity (38) is connected with the communicated air passage through a guide air passage, a piston block (381) is arranged in the locking cavity (38) in a sliding manner, a self-locking contact rod (382) is arranged on the piston block (381), the self-locking contact rod (382) penetrates through the telescopic hole in a sliding manner, and a self-locking reset spring (383) is arranged between the piston block (381) and the inner wall of the locking cavity (38);
a communicating air passage is uniformly arranged in the air passage guide cylinder (32), a first air hole (321) is formed between the annular rubber air bag (33) and the communicating air passage, a second air hole (322) is formed between the communicating air passage and the hollow fan-shaped block (31), and a third air hole (323) is formed between the communicating air passage and the locking cavity (38).
2. The steel mill waste solid-liquid separation apparatus of claim 1, characterized in that: the water inlet of the water pump (23) is connected with a water inlet pipe (26), the water outlet of the water pump (23) is connected with a water outlet pipe (27), the water inlet pipe (26) is fixed in the middle of the filter mesh plate (24), and the water outlet pipe (27) of the water pump (23) penetrates through the hollow connecting pipe (22) and extends to the outer side of the separation shell (1).
3. The steel mill waste solid-liquid separation apparatus of claim 1, characterized in that: the locking piece (4) comprises a first cavity (41), a second cavity (42), a piston column (43), a piston pad (44), an air hole plate (45), adsorption expansion rubber (46), wherein the first cavity (41) and the second cavity (42) are arranged at the lower side of the frame, and cavity (41) is located the upside of ring channel, the quantity of cavity (42) No. two sets up the inside and outside both sides in cavity (41) No. two, be connected with gas pocket board (45) between cavity (41) and cavity (42) No. two, the round hole has been seted up between cavity (41) and the ring channel, it is provided with piston post (43) to slide in the round hole, piston pad (44) are installed to the upper end of piston post (43), piston pad (44) slide and gas pocket board (45) slide and link to each other, the filling groove has been seted up on the lateral wall of cavity No. two (42), be provided with absorption expansion rubber (46) in the filling groove.
4. The steel mill waste solid-liquid separation apparatus of claim 1, characterized in that: the upper end surface of the filter mesh plate (24) is of a downward inclined structure from outside to inside.
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Effective date of registration: 20211123 Address after: 831300 Weiyi East Street, East Industrial Park, economic and Technological Development Zone, Wujiaqu City, Xinjiang Uygur Autonomous Region Applicant after: Xinjiang Kunlun iron and Steel Co.,Ltd. Address before: 441000 Xiangcheng science and technology entrepreneurship service center, No.1 Qilin Road, Xiangcheng District, Xiangyang City, Hubei Province Applicant before: Lin Chao |
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