CN114522452B - Slag water treatment device in pulverized coal gasification process - Google Patents
Slag water treatment device in pulverized coal gasification process Download PDFInfo
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- CN114522452B CN114522452B CN202210315951.2A CN202210315951A CN114522452B CN 114522452 B CN114522452 B CN 114522452B CN 202210315951 A CN202210315951 A CN 202210315951A CN 114522452 B CN114522452 B CN 114522452B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 89
- 239000002893 slag Substances 0.000 title claims abstract description 31
- 238000002309 gasification Methods 0.000 title claims abstract description 19
- 239000003245 coal Substances 0.000 title claims abstract description 17
- 238000000034 method Methods 0.000 title claims abstract description 16
- 230000008569 process Effects 0.000 title claims abstract description 14
- 239000010797 grey water Substances 0.000 claims abstract description 53
- 238000001914 filtration Methods 0.000 claims abstract description 32
- 230000002093 peripheral effect Effects 0.000 claims abstract description 28
- 239000010866 blackwater Substances 0.000 claims abstract description 27
- 238000004140 cleaning Methods 0.000 claims abstract description 21
- 230000000670 limiting effect Effects 0.000 claims abstract description 9
- 238000001125 extrusion Methods 0.000 claims description 16
- 238000007789 sealing Methods 0.000 claims description 14
- 238000003860 storage Methods 0.000 claims description 10
- 238000007667 floating Methods 0.000 claims description 9
- 239000004744 fabric Substances 0.000 claims description 6
- 238000007790 scraping Methods 0.000 claims description 6
- 238000009826 distribution Methods 0.000 claims description 5
- 239000002245 particle Substances 0.000 abstract description 24
- 239000007787 solid Substances 0.000 abstract description 21
- 230000000694 effects Effects 0.000 abstract description 4
- 239000007788 liquid Substances 0.000 abstract description 4
- 238000000926 separation method Methods 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000003825 pressing Methods 0.000 description 4
- 238000005086 pumping Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/014—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements with curved filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
- B01D29/6469—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers
- B01D29/6484—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers with a translatory movement with respect to the filtering element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
- B01D29/92—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging filtrate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
- B01D29/94—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging the filter cake, e.g. chutes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/96—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a slag water treatment device in a pulverized coal gasification process, and relates to the technical field of slag water treatment. The invention comprises a slag water treatment component and a filtering component; the filtering component is in running fit with the slag water treatment component; the slag water treatment assembly comprises a treatment box; the peripheral side surface of the treatment box is symmetrically and sequentially provided with a black water inlet pipe and a gray water outlet pipe; one end of the filter plate is fixedly connected with an arc-shaped mounting plate; the C-shaped mounting plate is in sliding fit with a telescopic component; the sliding channel is in sliding fit with a cleaning component; a reset spring is fixedly connected between the cleaning component and the inner wall of the sliding channel; an unlocking component is arranged at the position, close to the treatment box, inside the grey water outlet pipe. According to the invention, through the arrangement of the pawl and the ratchet wheel, the filtering assembly can only rotate clockwise, the telescopic assembly on the filtering plate close to the ash water outlet pipe props against the pipe wall, the limiting effect on the filtering assembly is achieved, the filtering assembly is prevented from being driven by water flow to rotate, the filtering and collecting time of the two filtering plates on solid particles is prolonged, and the solid-liquid separation effect is improved.
Description
Technical Field
The invention belongs to the technical field of slag water treatment, and particularly relates to a slag water treatment device in a pulverized coal gasification process.
Background
The domestic coal gasification process is mainly divided into two types of coal water slurry gasification and dry powder coal gasification, and is represented by a Texaco furnace, a hydrogenation furnace and the like. The Texaco gasification slag water system comprises black water treatment and grey water circulation. The black water is water from a gasification furnace, a washing tower or a water washing tower and a flash evaporation removing device of a hot water tower. The grey water is clear water after the black water is clarified. Whether the slag water system runs normally or not directly influences whether the whole system can run safely and stably for a long time.
The prior art mainly uses a clarifying tank to carry out simple gravity sedimentation to realize solid-liquid separation after flash evaporation, and has the main defects that the gravity sedimentation mode is greatly influenced by the physical properties of slag water and the properties of solid particles in the slag water, particularly small particle substances easily form a suspension layer in the water, so that the removal rate is lower, the solid-liquid separation effect is not ideal, and the reuse of the ash water after the influence is further influenced.
Disclosure of Invention
The invention aims to provide a slag water treatment device in a pulverized coal gasification process, black water enters a treatment box through a black water inlet pipe, a filtering component can only rotate clockwise through the arrangement of a pawl and a ratchet wheel, a telescopic component on a filtering plate close to a gray water outlet pipe is propped against the pipe wall, after enough solid particles are collected between the two filtering plates close to the black water inlet pipe, the gray water flow of the gray water outlet pipe is reduced, a floating ball descends, an arc-shaped extrusion plate is driven to push the telescopic component to reset under the reset action force of an extrusion spring, water flow drives the filtering component to rotate, two filtering plates which are full of fixed particles are collected to rotate to the upper side, an infrared limiter is blocked by a shielding plate, an electric telescopic rod is controlled to be electrified, and the solid particles are pushed out by a pushing cleaning component.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a slag water treatment device in a pulverized coal gasification process, which comprises a slag water treatment assembly and a filtering assembly; the filtering component is in running fit with the slag water treatment component; the slag water treatment assembly comprises a treatment box; a black water inlet pipe and a grey water outlet pipe are symmetrically and sequentially arranged on the peripheral side surface of the treatment box; the connection parts of the black water inlet pipe and the treatment box are fixedly connected with arc limiting plates; a connecting shaft is fixedly connected between the arc-shaped limiting plate and the inner wall of the processing box, which is coaxially arranged with the processing box; the filter assembly includes a rotating sleeve; the rotating sleeve is in rotating fit with the connecting shaft;
the circumference surface of the rotating sleeve is fixedly connected with filter plates in a circumferential array distribution manner; one end of the filter plate is fixedly connected with an arc-shaped mounting plate; the side surface of the arc-shaped mounting plate is fixedly connected with a C-shaped mounting plate; the C-shaped mounting plate is in sliding fit with a telescopic component; the telescopic component is fixedly connected with the arc-shaped mounting plate through a fastening bolt;
a sliding channel is formed between the adjacent filter plates on the peripheral side surface of the rotating sleeve; the sliding channel is in sliding fit with a cleaning component; a reset spring is fixedly connected between the cleaning component and the inner wall of the sliding channel;
an unlocking component is arranged at the position, close to the treatment box, inside the grey water outlet pipe.
Further, the peripheral sides of the black water inlet pipe and the grey water outlet pipe are fixedly connected with support columns; one end of the support column is fixedly connected with a storage box; the peripheral side surface of the storage box is provided with a water pumping pipe; one end of the water suction pipe is fixedly connected with a water suction pump; the water outlet of the water suction pump is provided with a connecting pipe; the connecting pipe and the grey water outlet pipe are respectively communicated with an external grey water return pipe.
Further, a water filtering cloth is fixedly connected between the two support columns.
Further, the peripheral side surface of the connecting shaft is fixedly connected with a mounting block; pawls are distributed on the side face of the mounting block in a circumferential array; the inner wall of the rotating sleeve is provided with a ratchet wheel.
Further, an arc-shaped guide groove is formed in the peripheral side face of the arc-shaped mounting plate; the telescopic assembly comprises a sliding tube; the inner wall of the sliding tube is in sliding fit with a sliding rod; a connecting spring is fixedly connected between the sliding rod and the sliding pipe; one end of the sliding rod is fixedly connected with a curved surface sliding block; the curved surface sliding block is in sliding fit with the arc-shaped guide groove.
Further, one end of the sliding tube is fixedly connected with an L-shaped positioning plate; the surface of the C-shaped mounting plate is provided with a sliding hole; the sliding rod is in sliding fit with the sliding hole; the side surface of the L-shaped positioning plate is provided with a first mounting hole; a second mounting hole is formed in the side face of the C-shaped mounting plate; the first mounting hole is fixedly connected with the second mounting hole through a fastening bolt.
Further, the cleaning assembly includes a fan-shaped sealing plate; the peripheral side surface of the fan-shaped sealing plate is fixedly connected with a shielding plate; the arc-shaped fixing plate is fixedly connected to the position, close to the shielding plate, of the peripheral side face of the fan-shaped sealing plate; an arc-shaped positioning groove is formed in the side face of the arc-shaped fixing plate; an infrared limiter is fixedly arranged on the peripheral side surface of the treatment box close to the top; an electric telescopic rod is fixedly arranged on the peripheral side surface of the treatment box near the near infrared limiter; the electric telescopic rod is electrically connected with the infrared limiter; the expansion end of the electric expansion link is connected with a baffle; the side surface of the baffle is fixedly connected with an arc-shaped positioning block; the arc locating block is in sliding fit with the arc locating groove.
Further, the bottom surface of the fan-shaped sealing plate is fixedly connected with an arc-shaped sliding plate; one end of the arc-shaped sliding plate is fixedly connected with an arc-shaped scraping plate; the circumference of the arc scraping plate is fixedly connected with a deflector rod in a circumferential array; the bottom surface of the arc-shaped sliding plate is fixedly connected with a sliding block; the sliding block is in sliding fit with the sliding channel; one end of the sliding block is fixedly connected with the inner wall of the sliding channel through a reset spring.
Further, the unlocking assembly comprises a filter plug; the filter plug is in sliding fit with the grey water outlet pipe; the side surface of the filter plug is fixedly connected with an arc extrusion plate; a connecting plate is fixedly connected to the inner wall of the gray water outlet pipe close to the arc-shaped extrusion plate; and an extrusion spring is fixedly connected between the filter plug and the connecting plate.
Further, a plurality of connecting rods are fixedly connected to the inner wall of the gray water outlet pipe at different height positions; one end of the connecting rod is provided with a guide pulley; a guide rod is fixedly connected to the inner wall of the grey water outlet pipe at a position close to the water outlet; the guide rod is in sliding fit with a floating ball; the side surface of the filter plug is fixedly connected with a connecting rope; one end of the connecting rope sequentially passes through each guide pulley to be connected with the floating ball.
The invention has the following beneficial effects:
1. according to the invention, black water enters the treatment box through the black water inlet pipe, and the filter assembly can only rotate clockwise through the arrangement of the pawl and the ratchet wheel, the telescopic assembly on the filter plate close to the gray water outlet pipe is propped against the pipe wall, so that the filter assembly is limited, water flow is prevented from driving the filter assembly to rotate, the time for filtering and collecting solid particles by the two filter plates is prolonged, and the solid-liquid separation effect is improved.
2. According to the invention, after enough solid particles are collected between the two filter plates close to the black water inlet pipe, the ash water flow of the ash water outlet pipe is reduced, the floating ball descends, the arc-shaped extrusion plate is driven to push the telescopic assembly to reset under the reset action force of the extrusion spring, the water flow drives the filter assembly to rotate, the two filter plates which are fully fixed with the particles are collected to rotate to the upper part, the shielding plate blocks the infrared limiter, the electric telescopic rod is controlled to be electrified, the cleaning assembly is pushed to push out the solid particles, and the collected solid particles are discharged in time, so that the whole device can be recycled, the automation degree of the whole device is improved, and the device is convenient to use.
3. The solid particles discharged by the invention fall on the water filtering cloth to be collected, the ash water discharged together falls in the storage box to be collected, and the ash water is pumped back to the external ash water return pipe through the water suction pump, so that the recycling rate of the ash water is improved.
Of course, it is not necessary for any one product to practice the invention to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a slag-water treatment device in a pulverized coal gasification process.
FIG. 2 is a schematic structural view of the assembly of the slag water treatment assembly and the filtering assembly of the present invention.
Fig. 3 is an enlarged schematic view of the structure a of fig. 1 according to the present invention.
Fig. 4 is an enlarged schematic view of the structure at B of fig. 2 according to the present invention.
FIG. 5 is a schematic structural view of the slag water treatment assembly of the present invention.
Fig. 6 is a schematic view of the structure of the filter assembly of the present invention.
Fig. 7 is a schematic structural view of the telescopic assembly of the present invention.
FIG. 8 is a schematic view of a cleaning assembly according to the present invention.
In the drawings, the list of components represented by the various numbers is as follows:
1-slag water treatment assembly, 2-filtering assembly, 3-treatment tank, 4-black water inlet pipe, 5-ash water outlet pipe, 6-connecting shaft, 7-rotating sleeve, 8-filter plate, 9-arc-shaped mounting plate, 10-C-shaped mounting plate, 11-telescopic assembly, 12-sliding channel, 13-cleaning assembly, 14-return spring, 15-unlocking assembly, 16-supporting column, 17-storage tank, 18-water pumping pipe, 19-water pumping pump, 20-connecting pipe, 21-water filtering cloth, 22-mounting block, 23-pawl, 24-ratchet, 25-arc-shaped guide slot, 26-sliding pipe, 27-sliding rod, 28-connecting spring, 29-curved slide block, 30-L-shaped positioning plate, 31-sliding hole, 32-first mounting hole, 33-second mounting hole, 34-fan-shaped sealing plate, 35-shielding plate, 36-arc-shaped fixing plate, 37-arc-shaped positioning slot, 38-infrared limiter, 39-electric telescopic rod, 40-baffle, 41-arc-positioning block, 42-filtering plug, 43-pressing plate, 44-45-sliding rod, 48-guiding rope, 27-connecting rod, 52-curved slide block, 52-L-shaped positioning plate, 31-sliding rod, 32-first mounting hole, 33-second mounting hole, 34-fan-shaped sealing plate, 35-shielding plate, 36-arc-shaped positioning plate, 37-arc-shaped positioning slot, 38-infrared limiter, 39-electric telescopic rod, 40-baffle, 41-arc-positioning block, 41-positioning block, 42-filtering block, 43-pressing, 43-and 43-slide, 43-pressing slide bar, 43-and 43-slide bar, 43-and 44-and 48-arc-connecting rod; 55-arc limiting plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-8, the invention discloses a slag water treatment device in a pulverized coal gasification process, which comprises a slag water treatment assembly 1 and a filtering assembly 2; the filtering component 2 is in running fit with the slag water treatment component 1; the slag water treatment assembly 1 comprises a treatment box 3; a black water inlet pipe 4 and a grey water outlet pipe 5 are symmetrically and sequentially arranged on the peripheral side surface of the treatment box 3; a connecting shaft 6 is fixedly connected between the inner walls of the treatment box 3; the filter assembly 2 comprises a rotating sleeve 7; the rotating sleeve 7 is in rotating fit with the connecting shaft 6;
the circumferential side surface of the rotating sleeve 7 is fixedly connected with filter plates 8 in a circumferential array distribution; one end of the filter plate 8 is fixedly connected with an arc-shaped mounting plate 9; the side surface of the arc-shaped mounting plate 9 is fixedly connected with a C-shaped mounting plate 10; the C-shaped mounting plate 10 is in sliding fit with a telescopic assembly 11; the telescopic component 11 is fixedly connected with the arc-shaped mounting plate 9 through a fastening bolt;
sliding channels 12 are formed between the adjacent filter plates 8 on the peripheral side surfaces of the rotating sleeve 7; the sliding channel 12 is in sliding fit with a cleaning assembly 13; a reset spring 14 is fixedly connected between the cleaning component 13 and the inner wall of the sliding channel 12;
an unlocking component 15 is arranged in the grey water outlet pipe 5 near the treatment box 3.
Wherein, the peripheral sides of the black water inlet pipe 4 and the grey water outlet pipe 5 are fixedly connected with support columns 16; one end of the support column 16 is fixedly connected with a storage box 17; the peripheral side surface of the storage box 17 is provided with a water pumping pipe 18; one end of the water suction pipe 18 is fixedly connected with a water suction pump 19; a connecting pipe 20 is arranged at the water outlet of the water pump 19; the connecting pipe 20 and the grey water outlet pipe 5 are respectively communicated with an external grey water return pipe;
wherein, a water filtering cloth 21 is fixedly connected between the two support columns 16;
the pushed solid particles fall onto the water filtering cloth 21 to be collected; the ash water discharged together falls into the storage tank 17 to be collected, and the ash water in the storage tank 17 is pumped to an external ash water return pipe through the water suction pump 19, so that the recycling rate of the ash water is improved.
Wherein, the side surface of the circumference of the connecting shaft 6 is fixedly connected with a mounting block 22; pawls 23 are distributed on the side surface of the mounting block 22 in a circumferential array; ratchet wheels 24 are arranged on the inner wall of the rotating sleeve 7;
by the arrangement of the pawl 23 and the ratchet 24, the filter assembly 2 can only be rotated in a clockwise direction about the connecting shaft 6.
Wherein, the connection parts of the black water inlet pipe 4 and the treatment box 3 are fixedly connected with an arc limiting plate 55; the arc limiting plate 55 is arranged coaxially with the processing box 3; an arc-shaped guide groove 25 is formed in the side face of the periphery of the arc-shaped mounting plate 9; the telescopic assembly 11 comprises a sliding tube 26; the inner wall of the sliding tube 26 is in sliding fit with a sliding rod 27; a connecting spring 28 is fixedly connected between the sliding rod 27 and the sliding tube 26; one end of the sliding rod 27 is fixedly connected with a curved surface sliding block 29; the curved surface slide block 29 is in sliding fit with the arc-shaped guide groove 25;
through the setting of arc limiting plate 55 for each flexible subassembly 11 on filter unit 2 is in the shrink state in processing case 3 inside, and filter unit 2 rotates to be close to grey water exit tube 5, under the elastic force of coupling spring 28, makes slide bar 27 slide along slide hole 31, makes curved surface slider 29 stretch out arc guide slot 25, supports at grey water exit tube 5 inner wall, realizes playing the braking effect to filter unit 2, prevents that filter unit 2 from receiving rivers impact and clockwise rotation.
Wherein, one end of the sliding tube 26 is fixedly connected with an L-shaped positioning plate 30; the surface of the C-shaped mounting plate 10 is provided with a sliding hole 31; the slide bar 27 is in sliding fit with the slide hole 31; the side of the L-shaped positioning plate 30 is provided with a first mounting hole 32; the side surface of the C-shaped mounting plate 10 is provided with a second mounting hole 33; the first mounting hole 32 and the second mounting hole 33 are fixedly connected by a fastening bolt;
the telescopic assembly 11 is fixedly mounted on the arc-shaped mounting plate 9 by fastening bolts.
Wherein the cleaning assembly 13 comprises a fan-shaped sealing plate 34; the side surface of the circumference of the fan-shaped sealing plate 34 is fixedly connected with a shielding plate 35; the arc-shaped fixing plate 36 is fixedly connected to the position, close to the shielding plate 35, of the peripheral side surface of the fan-shaped sealing plate 34; an arc-shaped positioning groove 37 is formed in the side face of the arc-shaped fixing plate 36; an infrared limiter 38 is fixedly arranged on the side surface of the periphery of the treatment box 3 near the top; an electric telescopic rod 39 is fixedly arranged on the peripheral side surface of the treatment box 3 near the near infrared limiter 38; the electric telescopic rod 39 is electrically connected with the infrared limiter 38; the telescopic end of the electric telescopic rod 39 is connected with a baffle 40; the side surface of the baffle 40 is fixedly connected with an arc-shaped positioning block 41; the arc positioning block 41 is in sliding fit with the arc positioning groove 37;
when the shielding plate 35 on the cleaning assembly 13 on the filter plate 8 filled with solid particles rotates to the right front of the infrared limiter 38, the infrared limiter 38 is shielded, the electric telescopic rod 39 is controlled to be started, the arc-shaped positioning block 41 is inserted into the arc-shaped positioning groove 37, and the baffle 40 pushes the cleaning assembly 13 to discharge the solid particles collected by filtration out of the treatment box 3.
Wherein, the bottom surface of the fan-shaped sealing plate 34 is fixedly connected with an arc-shaped sliding plate 51; one end of the arc-shaped sliding plate 51 is fixedly connected with an arc-shaped scraping plate 52; the circumferential side surface of the arc scraping plate 52 is fixedly connected with a deflector rod 53 in a circumferential array distribution; the bottom surface of the arc-shaped sliding plate 51 is fixedly connected with a sliding block 54; the slide block 54 is in sliding fit with the slide channel 12; one end of the sliding block 54 is fixedly connected with the inner wall of the sliding channel 12 through the return spring 14;
after the solid particles between the two adjacent filter plates 8 are cleaned, the two other adjacent filter plates 8 close to the black water inlet pipe 4 collect the solid particles after a period of time, so that the flow of the gray water flowing into the gray water outlet pipe 5 is reduced, the clockwise rotation brake of the filter assembly 2 is relieved, and the cleaning assembly 13 is pulled to reset under the elastic reset force of the reset spring 14.
Wherein the unlocking assembly 15 comprises a filter plug 42; the filter plug 42 is in sliding fit with the grey water outlet pipe 5; the side surface of the filter plug 42 is fixedly connected with an arc-shaped extrusion plate 43; a connecting plate 44 is fixedly connected to the inner wall of the grey water outlet pipe 5 close to the arc-shaped extrusion plate 43; a pressing spring 45 is fixedly connected between the filter plug 42 and the connecting plate 44;
a plurality of connecting rods 46 are fixedly connected to the inner wall of the grey water outlet pipe 5 at different height positions; one end of the connecting rod 46 is provided with a guide pulley 47; a guide rod 48 is fixedly connected to the inner wall of the grey water outlet pipe 5 at a position close to the water outlet; the guide rod 48 is slidably fitted with a float ball 49; a connecting rope 50 is fixedly connected to the side surface of the filter plug 42; one end of the connecting rope 50 sequentially passes through each guide pulley 47 to be connected with the floating ball 49;
after enough solid particles are collected between the two filter plates 8 close to the black water inlet pipe 4, the flow rate of the grey water in the grey water outlet pipe 5 is reduced, the floating ball 49 descends, the connecting rope 50 is loosened, the filter plug 42 and the arc-shaped extrusion plate 43 are pushed to move towards the treatment box 3 under the elastic reset force of the extrusion spring 45, the curved sliding block 29 abutting against the inner wall of the grey water outlet pipe 5 is pushed out of the grey water outlet pipe 5, and the clockwise braking of the filter assembly 2 is released.
The specific working principle of the invention is as follows:
black water enters the treatment tank 3 through the black water inlet pipe 4, the filter assembly 2 rotates to be close to the grey water outlet pipe 5 in an initial state, the sliding rod 27 slides along the sliding hole 31 under the elastic acting force of the connecting spring 28, the curved sliding block 29 extends out of the arc-shaped guide groove 25 to abut against the inner wall of the grey water outlet pipe 5, the filter assembly 2 is braked, and the filter assembly 2 is prevented from rotating clockwise due to water flow impact; solid particles in the black water are filtered by two filter plates 8 close to the gray water inlet pipe 4, and gray water is beaten to the external gray water outlet pipe 5 through the gray water outlet pipe 5; when enough solid particles are collected between the two filter plates 8 close to the black water inlet pipe 4, the flow rate of the gray water in the gray water outlet pipe 5 is reduced, so that the floating ball 49 descends, the connecting rope 50 is loosened, the filter plug 42 and the arc-shaped extrusion plate 43 are pushed to move towards the treatment box 3 under the elastic reset force of the extrusion spring 45, the curved sliding block 29 propped against the inner wall of the gray water outlet pipe 5 is pushed out of the gray water outlet pipe 5, and the clockwise braking of the filter assembly 2 is released; when the shielding plate 35 on the cleaning assembly 13 on the filter plate 8 filled with solid particles rotates to the right front of the infrared limiter 38, the infrared limiter 38 is shielded, the electric telescopic rod 39 is controlled to be started, the arc-shaped positioning block 41 is inserted into the arc-shaped positioning groove 37, and the baffle 40 pushes the cleaning assembly 13 to discharge the solid particles collected by filtration into the treatment box 3; after the solid particles between the two adjacent filter plates 8 are cleaned, the two other adjacent filter plates 8 close to the black water inlet pipe 4 collect the solid particles after a period of time, so that the flow of the gray water flowing into the gray water outlet pipe 5 is reduced, the clockwise rotation brake of the filter assembly 2 is relieved, and the cleaning assembly 13 is pulled to reset under the elastic reset force of the reset spring 14.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (6)
1. A slag water treatment device in the pulverized coal gasification process comprises a slag water treatment assembly (1) and a filtering assembly (2); the filtering component (2) is in running fit with the slag water treatment component (1);
the method is characterized in that:
the slag water treatment assembly (1) comprises a treatment box (3); a black water inlet pipe (4) and a grey water outlet pipe (5) are symmetrically and sequentially arranged on the peripheral side surface of the treatment box (3); a connecting shaft (6) is fixedly connected between the inner walls of the treatment boxes (3); the filter assembly (2) comprises a rotating sleeve (7); the rotating sleeve (7) is in rotating fit with the connecting shaft (6); the connection parts of the black water inlet pipe (4) and the treatment box (3) are fixedly connected with arc limiting plates (55); the arc limiting plate (55) and the treatment box (3) are coaxially arranged;
the peripheral side surface of the rotating sleeve (7) is fixedly connected with filter plates (8) in a circumferential array distribution manner; one end of the filter plate (8) is fixedly connected with an arc-shaped mounting plate (9); the side surface of the arc-shaped mounting plate (9) is fixedly connected with a C-shaped mounting plate (10); the C-shaped mounting plate (10) is in sliding fit with a telescopic assembly (11); the telescopic component (11) is fixedly connected with the arc-shaped mounting plate (9) through a fastening bolt;
a sliding channel (12) is formed between the adjacent filter plates (8) on the peripheral side surface of the rotating sleeve (7); the sliding channel (12) is in sliding fit with a cleaning assembly (13); a reset spring (14) is fixedly connected between the cleaning assembly (13) and the inner wall of the sliding channel (12);
an unlocking component (15) is arranged in the grey water outlet pipe (5) and close to the treatment box (3);
the peripheral side surface of the connecting shaft (6) is fixedly connected with a mounting block (22); pawls (23) are distributed on the side surface of the mounting block (22) in a circumferential array; a ratchet wheel (24) is arranged on the inner wall of the rotating sleeve (7); an arc-shaped guide groove (25) is formed in the peripheral side face of the arc-shaped mounting plate (9); the telescopic assembly (11) comprises a sliding tube (26); a sliding rod (27) is in sliding fit with the inner wall of the sliding tube (26); a connecting spring (28) is fixedly connected between the sliding rod (27) and the sliding tube (26); one end of the sliding rod (27) is fixedly connected with a curved surface sliding block (29); the curved surface sliding block (29) is in sliding fit with the arc-shaped guide groove (25); one end of the sliding tube (26) is fixedly connected with an L-shaped positioning plate (30); a sliding hole (31) is formed in the surface of the C-shaped mounting plate (10); the sliding rod (27) is in sliding fit with the sliding hole (31); a first mounting hole (32) is formed in the side surface of the L-shaped positioning plate (30); a second mounting hole (33) is formed in the side face of the C-shaped mounting plate (10); the first mounting hole (32) is fixedly connected with the second mounting hole (33) through a fastening bolt; the cleaning assembly (13) comprises a fan-shaped sealing plate (34); a shielding plate (35) is fixedly connected to the peripheral side surface of the fan-shaped sealing plate (34); an arc-shaped fixing plate (36) is fixedly connected to the peripheral side surface of the fan-shaped sealing plate (34) close to the shielding plate (35); an arc-shaped positioning groove (37) is formed in the side face of the arc-shaped fixing plate (36); an infrared limiter (38) is fixedly arranged on the peripheral side surface of the treatment box (3) close to the top; an electric telescopic rod (39) is fixedly arranged on the peripheral side surface of the treatment box (3) near the near-infrared limiter (38); the electric telescopic rod (39) is electrically connected with the infrared limiter (38); the telescopic end of the electric telescopic rod (39) is fixedly connected with a baffle (40); an arc-shaped positioning block (41) is fixedly connected to the side face of the baffle (40); the arc-shaped positioning block (41) is in sliding fit with the arc-shaped positioning groove (37).
2. The slag-water treatment device in the pulverized coal gasification process according to claim 1, wherein the black water inlet pipe (4) and the ash water outlet pipe (5) are fixedly connected with support columns (16) on the peripheral sides; one end of the supporting column (16) is fixedly connected with a storage box (17); a water suction pipe (18) is arranged on the peripheral side surface of the storage box (17); one end of the water suction pipe (18) is fixedly connected with a water suction pump (19); a water outlet of the water suction pump (19) is provided with a connecting pipe (20); the connecting pipe (20) and the grey water outlet pipe (5) are respectively communicated with an external grey water return pipe.
3. The slag water treatment device in the pulverized coal gasification process as claimed in claim 2, wherein a water filtering cloth (21) is fixedly connected between the two support columns (16).
4. The slag-water treatment device in the pulverized coal gasification process according to claim 1, wherein the bottom surface of the fan-shaped sealing plate (34) is fixedly connected with an arc-shaped sliding plate (51); one end of the arc-shaped sliding plate (51) is fixedly connected with an arc-shaped scraping plate (52); the circumference side surface of the arc scraping plate (52) is fixedly connected with a deflector rod (53) in a circumferential array distribution manner; the bottom surface of the arc-shaped sliding plate (51) is fixedly connected with a sliding block (54); the sliding block (54) is in sliding fit with the sliding channel (12); one end of the sliding block (54) is fixedly connected with the inner wall of the sliding channel (12) through a return spring (14).
5. A pulverized coal gasification in-process slag water treatment apparatus as claimed in claim 1, characterized in that the unlocking assembly (15) comprises a filter plug (42); the filter plug (42) is in sliding fit with the grey water outlet pipe (5); an arc-shaped extrusion plate (43) is fixedly connected to the side surface of the filter plug (42); a connecting plate (44) is fixedly connected to the inner wall of the grey water outlet pipe (5) close to the arc-shaped extrusion plate (43); an extrusion spring (45) is fixedly connected between the filter plug (42) and the connecting plate (44).
6. The slag-water treatment device in the pulverized coal gasification process according to claim 5, wherein a plurality of connecting rods (46) are fixedly connected at different height positions on the inner wall of the ash-water outlet pipe (5); one end of the connecting rod (46) is provided with a guide pulley (47); a guide rod (48) is fixedly connected to the inner wall of the grey water outlet pipe (5) at the position close to the water outlet; the guide rod (48) is in sliding fit with a floating ball (49); a connecting rope (50) is fixedly connected to the side surface of the filter plug (42); one end of the connecting rope (50) sequentially passes through each guide pulley (47) to be connected with the floating ball (49).
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| US6494167B1 (en) * | 2001-06-26 | 2002-12-17 | 625606 B.C. Ltd. | Solid and liquid separation device |
| CN113045005A (en) * | 2021-01-18 | 2021-06-29 | 吉林建筑大学 | Adjustable multifunctional sewage treatment method |
| CN213823690U (en) * | 2020-09-11 | 2021-07-30 | 内蒙古车驿港企业管理有限公司 | Impurity filtering device for sewage |
| CN113617108A (en) * | 2021-09-02 | 2021-11-09 | 天津市康浩鑫隆科技有限公司 | Waste grease recovery processing equipment for environmental protection engineering |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6712964B2 (en) * | 2001-11-15 | 2004-03-30 | Kadant Inc. | Method of fastening filter media to flat circular support structure |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6494167B1 (en) * | 2001-06-26 | 2002-12-17 | 625606 B.C. Ltd. | Solid and liquid separation device |
| CN213823690U (en) * | 2020-09-11 | 2021-07-30 | 内蒙古车驿港企业管理有限公司 | Impurity filtering device for sewage |
| CN113045005A (en) * | 2021-01-18 | 2021-06-29 | 吉林建筑大学 | Adjustable multifunctional sewage treatment method |
| CN113617108A (en) * | 2021-09-02 | 2021-11-09 | 天津市康浩鑫隆科技有限公司 | Waste grease recovery processing equipment for environmental protection engineering |
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