CN212559924U - Likefulness is abandoned sediment flow state conveyor - Google Patents
Likefulness is abandoned sediment flow state conveyor Download PDFInfo
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- CN212559924U CN212559924U CN202022057244.7U CN202022057244U CN212559924U CN 212559924 U CN212559924 U CN 212559924U CN 202022057244 U CN202022057244 U CN 202022057244U CN 212559924 U CN212559924 U CN 212559924U
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Abstract
The utility model discloses a likepowder abandonment sediment flow state conveyor, forklift remove and connect the fluidization groove, the fluidization groove is both ends confined V-arrangement groove or U-shaped groove, is provided with foraminiferous injection water pipe in bottom and side, and the injection water pipe passes the terminal surface and the water supply pipe connection in fluidization groove, and the grout outlet in fluidization groove passes through the entry linkage of sediment stuff pump, pipeline and pressure filter, and the slag notch and the band conveyer butt joint of pressure filter, and the delivery port of pressure filter passes through the pipeline and is connected with the cistern. The utility model discloses a set up fluidization groove, sediment stuff pump, pipeline, pressure filter, band conveyer, make likepowder abandonment sediment fluidization, after sediment stuff pump delivery, pressure filter press-filtration, mud cake band conveyer to the stock dump, the cistern recycle again is gone into to the filter-pressing water, has cancelled likepowder abandonment sediment with the link of car outward transportation, avoids road surface secondary pollution, has saved and has cleaned, the freight to simple structure, the energy consumption is low, easy operation, likepowder abandonment sediment treatment effect is good.
Description
Technical Field
The utility model relates to a likepowder discarded object carries technical field, especially relates to a likepowder abandonment sediment flow state conveyor.
Background
In the long-flow large-scale production process of the metallurgical industry, a large amount of powdery waste slag can be generated. Such as tailings from beneficiation, blast furnace sedimentation tank water slag, converter sludge and the like. These powdery wastes are generally transported by car to a designated yard for collective treatment. In the transfer process, dry and wet powdery waste slag can inevitably fall on a road to cause road surface stains and dust, and the cleaning is difficult. With the deep environmental improvement of the country, the environmental protection requirement is gradually improved, and the transportation and treatment of the powdery waste slag are also required to be improved, which is changed.
Disclosure of Invention
To the problem that exists, the utility model discloses a through with current facility combination, introduce fluidization groove, sediment stuff pump, pressure filter, band conveyer, avoid likepowder abandonment sediment to transport outward with the car, provide a simple structure, the energy consumption is low, the treatment effect is good, avoids likepowder abandonment sediment secondary pollution's likepowder abandonment sediment flow state conveyor.
In order to achieve the above purpose, the technical scheme of the utility model is that: the utility model provides a likepowder abandonment sediment flow state conveyor, includes forklift, fluidization groove, pipeline, sediment stuff pump, pressure filter, band conveyer, cistern, its characterized in that, forklift removal connection fluidization groove, the fluidization groove is both ends confined V-arrangement groove or U-shaped groove, is provided with foraminiferous injection water pipe in bottom and side, and the terminal surface that the injection water pipe passed fluidization groove is connected with water supply pipe, and the grout outlet of fluidization groove passes through the entry linkage of sediment stuff pump, pipeline and pressure filter, and the slag notch and the band conveyer butt joint of pressure filter, the delivery port of pressure filter passes through the pipeline and is connected with the cistern.
Preferably, the terminal closed surface of the spray water pipe is provided with at least three spray holes.
Preferably, the bottom spraying water pipe is provided with at least three rows of spray holes along the length direction of the pipe body, the spray holes face upwards and are distributed at intervals along the arc surface of the pipe body in a fan-shaped mode.
Preferably, the bottom spray water pipe is arranged along the horizontal direction at an inclination angle of 2-4 degrees.
In order to prevent the barriers from blocking the slurry outlet and prevent the slurry from flowing smoothly, a screen is arranged in the fluidization groove.
Furthermore, the mesh of the screen is 40 mm-60 mm.
In order to prevent the corrosion of the screen and prolong the service life, the screen is made of stainless steel materials.
For the convenience of observation and operation, a safety channel is arranged on the outer bracket of the fluidization groove.
The use method of the powdery waste slag flow state conveying device comprises the following steps:
s1, filling water in the fluidization tank: opening a valve on a water supply pipeline, and continuously supplying water into the V-shaped or U-shaped fluidization groove through the spraying water pipes arranged at the bottom and the side surface, wherein the water supply pressure is 0.4 MPa-0.6 MPa;
s2, fluidizing the powdery waste slag: using a forklift to shovel the powdery waste slag, putting the powdery waste slag into a fluidization groove, and fluidizing, wherein the slag-water mixing ratio is 30-60: 100, respectively;
s3, starting a slurry pump: pumping the fluidized slag-water mixture to the inlet of a filter press through a pipeline;
s4, starting the filter press and the belt conveyer: the mud cake after filter pressing falls into a belt conveyor from a slag outlet of the filter press and is conveyed to a storage yard, and meanwhile, filter pressing water flows into a reservoir through a pipeline.
Compared with the prior art, the utility model, beneficial effect is: the fluidization groove, the slurry pump, the pipeline, the filter press and the belt conveyor are arranged to fluidize the powdery waste slag, after the powdery waste slag is conveyed by the slurry pump and is subjected to filter pressing by the filter press, the mud cake is conveyed to a storage yard by a belt, filter pressing water enters the reservoir to be recycled, the link of outward transportation of the powdery waste slag by an automobile is cancelled, secondary pollution on the road surface is avoided, the cleaning and transportation cost is saved, and the fluidization groove, the slurry pump, the pipeline, the filter press and the belt conveyor are simple in structure, low in energy consumption and easy to operate, and the treatment effect of.
Drawings
Fig. 1 is a schematic plan view of the present invention.
Fig. 2 is a left side view of the fluidization-tank configuration of fig. 1.
Fig. 3 is a right side view of the fluidization-tank configuration of fig. 2.
In the figure: 1. a forklift; 2. a fluidization tank; 201. a water supply pipeline; 202. a spray water pipe; 203. screening a screen; 204. spraying a hole; 3. a valve; 4. a pipeline; 5. a slurry pump; 6. a filter press; 7. a belt conveyor; 8. a reservoir; 9. a storage yard; 10. a support; 11. and (4) a safe channel.
Detailed Description
The present invention will be further explained with reference to the drawings and examples. Referring to fig. 1 to 3, a fluidized conveying device for waste slag powder comprises a forklift 1, a fluidization groove 2, a pipeline 4, a slurry pump 5, a filter press 6, a belt conveyor 7 and a reservoir 8, and is characterized in that the forklift 1 is movably connected with the fluidization groove 2, the fluidization groove 2 is a V-shaped groove or a U-shaped groove with two closed ends, the bottom and the side surface are provided with perforated injection water pipes 202, the injection water pipes 202 penetrate through the end surface of the fluidization groove 2 and are connected with a water supply pipeline 201, a slurry outlet of the fluidization groove 2 is connected with an inlet of the filter press 6 through the slurry pump 5 and the pipeline 4, a slag outlet of the filter press 6 is in butt joint with the belt conveyor 7, and a water outlet of the filter press 6 is connected with the reservoir 8 through the pipeline 4. The closed end surface of the water injection pipe 202 is provided with at least three injection holes 204. The bottom spray water pipe 202 has at least three rows of spray holes 204 along the length direction of the pipe body, and the spray holes 204 face upwards and are distributed at intervals along the arc-shaped fan-shaped section of the pipe body. The bottom spray water pipe 202 is arranged along the horizontal direction at an inclination angle of 2-4 degrees. A screen 203 is arranged in the fluidization groove 2. The mesh of the screen mesh 203 is 40 mm-60 mm. The screen 203 is made of stainless steel material. The outer bracket 10 of the fluidization groove 2 is provided with a safety channel 11.
The use method of the powdery waste slag flow state conveying device comprises the following steps:
s1, filling water in the fluidization tank 2: opening a valve 3 on a water supply pipeline 201, and continuously supplying water into the V-shaped or U-shaped fluidization groove 2 through a spraying water pipe 202 arranged at the bottom and the side surface, wherein the water supply pressure is 0.4 MPa-0.6 MPa;
s2, fluidizing the powdery waste slag: using a forklift 1 to scoop the powdery waste slag, putting the waste slag into a fluidization groove 2 for fluidization, wherein the slag-water mixing ratio is 30-60: 100, respectively;
s3, starting a slurry pump 5: pumping the fluidized slag-water mixture through a pipe 4 to an inlet of a filter press 6;
s4, starting the filter press 6 and the belt conveyor 7: the filter-pressed mud cake falls into a belt conveyor 7 from a slag outlet of a filter press 6 and is conveyed to a storage yard 9, and meanwhile, filter-pressing water flows into a reservoir 8 through a pipeline 4.
As shown in FIG. 1, the powdery waste slag is scooped up by a forklift 1, moved to a fluidized bed 2, and thrown in. The fluidization groove 2 is made of steel plates, is fixed through an angle steel or round steel support 10 (detailed in fig. 2 and 3), is provided with a spray water pipe 202 made of a welded pipe or a seamless steel pipe, penetrates through one end face of the fluidization groove 2 to be connected with a water supply pipeline 201, opens a valve 3 on the water supply pipeline 201, and continuously supplies water into the fluidization groove 2 through the spray water pipe 202, wherein the two ends of the V-shaped groove (detailed in fig. 3) or the U-shaped groove are closed, and the water supply pressure is 0.4 MPa-0.6 MPa. The two side surfaces in the fluidization groove 2 are provided with perforated spray water pipes 202, the side spray water pipes 202 are drilled with spray holes 204 along the length direction of the pipe body, the spray holes 204 are downward, preferably three to five rows of spray holes 204, and the terminal closed surface is drilled with spray holes 204, preferably three to five spray holes 204 (see fig. 2 and 3 for details) so as to supply water to rapidly dilute the input powdery waste slag. The bottom of the fluidization groove 2 is provided with a perforated jet water pipe 202, the bottom jet water pipe 202 is drilled with jet holes 204 along the length direction of the pipe body, the jet holes 204 face upwards, preferably three to five rows of jet holes 204 are distributed at intervals along the arc surface of the pipe body in a fan-shaped manner, the terminal closed surface is drilled with jet holes 204, preferably three to eight jet holes 204 (detailed in fig. 2 and 3) so as to facilitate jet water stirring and fast fluidization of powdery waste slag, and the slag-water mixing ratio is 30-60: 100. the other end surface of the fluidization groove 2 is provided with a slurry outlet, a pipeline 4 is welded on the slurry outlet, and then the slurry outlet is connected with a slurry pump 5 and is connected with an inlet of a filter press 6. The bottom spray water pipe 202 is obliquely arranged along the horizontal direction at an angle theta of 2-4 degrees (see figure 2 in detail) so that the slag-water mixture flows towards the slurry outlet. The slurry pump 5 is started and the fluidized slurry water mixture can be pumped through the pipe 4 to the inlet of the filter press 6. In order to prevent impurities from blocking the slurry outlet and preventing the slurry from flowing smoothly, a screen 203 with 40-60 mm mesh is arranged above the bottom spraying water pipe 202 in the fluidization groove 2 to block obstacles and keep the lower part flowing smoothly. The screen 203 is preferably made of a stainless steel material to improve corrosion resistance of the screen 203. A belt conveyor 7 is arranged below the slag outlet of the filter press 6, so that the filter-pressed mud cake falls onto the belt conveyor 7 from the slag outlet of the filter press 6 and is conveyed to a storage yard 9 for treatment. The water outlet of the filter press 6 is connected with a reservoir 8 through a pipeline 4, so that the filter press water flows into the reservoir 8 through the pipeline 4 for recycling. A steel structure safety channel 11 is installed on the outer bracket 10 of the fluidization groove 2 for daily observation and operation (see fig. 2 and 3 in detail).
Fig. 2 is a left side view of the structure of the fluidization groove 2 of fig. 1, and fig. 2 shows that the fluidization groove 2 is fixed by a bracket 10, a safety passage 11 is welded on the fluidization groove 2, the upper surface and the bottom surface of the fluidization groove as seen from the sectional surface are provided with the injection water pipes 202, the bottom injection water pipes 202 are obliquely arranged along the horizontal direction at an angle of 2-4 degrees, and the upper surface of the bottom injection water pipes 202 is covered with the screen 203. The injection water pipe 202 shown at the right side of fig. 2 is connected to the water supply pipe 201 through the end surface of the fluidization tank 2, and the water supply pipe 201 is provided with the valve 3. The left side of the figure 2 shows that the slurry outlet is welded with a pipeline 4 and then connected with a slurry pump 5.
Fig. 3 is a right side view of the structure of the fluidization groove 2 of fig. 2, and fig. 3 shows that the fluidization groove 2 is fixed by a bracket 10, a safety channel 11 is welded on the fluidization groove 2, a spray water pipe 202 is installed on the upper surface and the bottom surface of the fluidization groove as seen from a cutting surface, a screen 203 is covered on the upper surface of the bottom spray water pipe 202, three rows of spray holes 204 are drilled on the side spray water pipe 202 along the length direction of the pipe body, the spray holes 204 are downward, and three spray holes 204 are drilled on the terminal sealing surface. The bottom spray water pipe 202 is drilled with three rows of spray holes 204 along the length direction of the pipe body, the spray holes 204 face upwards and are distributed at intervals along the arc surface of the pipe body in a fan shape, and eight spray holes 204 are drilled on the closed end surface.
Example 1: use the utility model discloses be applied to the tailings of ore dressing plant and handle as the example, right the utility model discloses a mode of realization does further explain.
As shown in fig. 1 to 3, the tailings discharged during production are scooped up by a forklift 1, moved to a fluidized tank 2, and put into use. The fluidization groove 2 adopts the V-arrangement groove (see figure 3 in detail) that both ends are confined, make with 12mm steel plate, the size of opening length x width is 6000mm x 3000mm, it is fixed through six angle steel support 10, install steel construction safety channel 11 on the angle steel support 10, so that daily observation and operation, the injection water pipe 202 that seamless steel pipe made is installed to the inside, injection water pipe 202 passes a terminal surface of fluidization groove 2 and is connected with water supply pipe 201 that the nominal diameter is DN100, open valve 3 on the water supply pipe 201, continuously supply water to fluidization groove 2 through injection water pipe 202, water supply pressure is 0.6 MPa. Two side surfaces in the fluidization groove 2 are provided with water injection pipes 202 with holes and nominal diameter DN32, four rows of spray holes 204 with diameter of 3mm are drilled on the side water injection pipes 202 along the length direction of the pipe body, the spray holes 204 face downwards, and five spray holes 204 with diameter of 3mm are drilled on the terminal closed surface, so that the water can be supplied to quickly dilute the input tailings. Install foraminiferous nominal diameter at the bottom of fluidization groove 2 and be DN 65's injection water pipe 202, bottom injection water pipe 202 bores four rows of orifice 204 of diameter 5mm along body length direction, and orifice 204 is up, along the fan-shaped interval distribution of body cambered surface, and the terminal closed surface bores eight orifice 204 that have diameter 5mm to spray water and stir, the tailings that the fast fluidization was put into, make slag-water mixture ratio 45 ~ 50: 100. the other end surface of the fluidization groove 2 is provided with a slurry outlet with the diameter of 200mm, and the slurry outlet is welded with a pipeline 4 with the nominal diameter of DN200 and then connected with a slurry pump 5. The model of the slurry pump 5 is 200ZJG-I-B45 manufactured by Shijiazhu stone pump, slurry Pump, Inc., and the pump flow is 356m3H, the lift is 20.6m, the rotating speed is 980r/min, and the belt power is Y250M-6-37 KW. The pipe 4 is connected with a concentration tank on the belt filter press 6, and then is connected with the inlet of the belt filter press 6 through the pipe 4. The belt filter press 6 model is selected from Zhengzhou4DYQN3500GL manufactured by Sades mechanical Co., Ltd617KW of the main machine, 55KW of complete equipment, 3500mm of width of filter belt, 4 mesh belts, 1 group of double-roller extrusion, and 110-150 m of mud treatment capacity3H, the speed of the filter belt is adjusted to be 2-15 m/min, and the yield of the filter cake is 30-45 m3And h, the water content of the filter cake is 17-35%. The polyacrylamide flocculant is added into the concentration tank to precipitate flocculated tailings, and the supernatant is discharged into the reservoir 8, so that flocculated matters at the bottom of the tank are conveyed to the inlet of the belt filter press 6 through the pipeline 4, the filtering capacity of the belt filter press 6 can be reduced, and the operating cost is reduced. The bottom spray water pipe 202 is arranged obliquely along the horizontal direction at an angle theta of 2-4 degrees, in this embodiment at an angle of 4 degrees, so that the slag-water mixture flows rapidly towards the slurry outlet. The slurry pump 5 is started and the fluidized slag water mixture can be pumped through the pipe 4 to the concentration tank and further to the inlet of the belt filter press 6. In order to realize the remote tail mortar conveying capacity, the number of slurry pumps 5 is increased on the pipeline 4 according to calculation. In order to prevent impurities from blocking the slurry outlet and prevent the slurry from flowing smoothly, a screen 203 with 60mm square meshes is arranged above the bottom spray water pipe 202 in the fluidization groove 2 to block obstacles and keep the lower part of the fluidization groove smooth. The screen 203 is made of a stainless material to improve corrosion resistance of the screen 203. And a belt conveyor 7 is arranged below the slag outlet of the belt filter press 6, so that the filter-pressed mud cakes fall onto the belt conveyor 7 from the slag outlet of the belt filter press 6 and are conveyed to a storage yard 9 for treatment, and the water content of the mud cakes is 18%. The water outlet of the belt filter press 6 is connected with a reservoir 8 through a pipeline 4 with nominal diameter DN100, so that the filter press water flows into the reservoir 8 through the pipeline 4 for recycling.
Example 2: with the utility model discloses be applied to 2500m3The slag treatment in the blast furnace sedimentation tank is taken as an example to further explain the realization mode of the utility model.
As shown in FIGS. 1 to 3, the granulated slag fished in the blast furnace sedimentation tank is scooped up by a forklift 1, and moved to a fluidized tank 2 to be thrown in. The fluidization groove 2 is a V-shaped groove (detailed in figure 3) with two closed ends, is made of a 10mm thick steel plate, has the opening length multiplied by the width of 5000mm multiplied by 2500mm, is fixed by a five-angle steel bracket 10, and a steel structure safety channel 11 is arranged on the angle steel bracket 10 so as to facilitate daily observation and operation, and the inside of the steel structure safety channel isA spray water pipe 202 made of a welded pipe is arranged, the spray water pipe 202 penetrates through one end face of the fluidization tank 2 to be connected with a water supply pipeline 201 with the nominal diameter of DN100, a valve 3 on the water supply pipeline 201 is opened, water is continuously supplied into the fluidization tank 2 through the spray water pipe 202, and the water supply pressure is 0.55 MPa. Two side surfaces in the fluidization groove 2 are provided with water injection pipes 202 with holes and nominal diameter DN25, three rows of spray holes 204 with diameter of 3mm are drilled on the side water injection pipes 202 along the length direction of the pipe body, the spray holes 204 are downward, and four spray holes 204 with diameter of 3mm are drilled on the terminal closed surface, so that water can be supplied to quickly dilute the input water slag. The bottom of the fluidization groove 2 is provided with a perforated water spraying pipe 202 with the nominal diameter of DN50, the bottom water spraying pipe 202 drills three rows of spray holes 204 with the diameter of 5mm along the length direction of the pipe body, the spray holes 204 face upwards and are distributed at intervals along the arc surface of the pipe body in a fan-shaped mode, and the terminal closed surface drills six spray holes 204 with the diameter of 5mm, so that sprayed water is stirred, water slag input by fast fluidization is enabled to be 30-50: 100. the other end surface of the fluidization groove 2 is provided with a slurry outlet with the diameter of 200mm, the slurry outlet is welded with a pipeline 4 with the nominal diameter of DN200 and is connected with a slurry pump 5, the model of the slurry pump 5 is 150ZJG-I-B45 produced by Shijiazhu stone pump slurry pump company Limited, and the pump flow is 247m3H, lift 26.3m, rotating speed 980r/min, and belt power Y250M-6-37 KW. The pipe 4 is connected with a concentration tank on the belt filter press 6, and then is connected with the inlet of the belt filter press 6 through the pipe 4. The belt filter press 6 is 4DYQN3000GL manufactured by Zhengzhou Sarsteds mechanical Co., Ltd613KW of the main engine, 45KW of complete equipment, 3000mm of width of filter belt, 4 mesh belts, 1 group of double-roller extrusion, and 90-120 m of mud treatment capacity3The filter belt adjusting speed is 2-15 m/min, and the filter cake yield is 25-35 m3And h, the water content of the filter cake is 17-35%. The polyacrylamide flocculant is added into the concentration tank to precipitate flocculated tailings, and the supernatant is discharged into the reservoir 8, so that flocculated matters at the bottom of the tank are conveyed to the inlet of the belt filter press 6 through the pipeline 4, the filtering capacity of the belt filter press 6 can be reduced, and the operating cost is reduced. The bottom spray water pipe 202 is arranged obliquely along the horizontal direction at an angle theta of 2-4 degrees, in the embodiment 3 degrees, so that the slag-water mixture flows rapidly towards the slurry outlet. The slurry pump 5 is started to mix the fluidized slag and waterThe product is pumped through line 4 to a concentration tank and then through line 4 to the inlet of a belt filter press 6. In order to realize the remote conveying capacity of the water slurry, the number of slurry pumps 5 is increased on the pipeline 4 according to calculation. In order to prevent the impurities from blocking the slurry outlet and the slurry from flowing smoothly, a screen 203 with 50mm square meshes is arranged above the bottom spray water pipe 202 in the fluidization groove 2 to block the obstacles and keep the lower part of the fluidization groove smooth. The screen 203 is made of a stainless material to improve corrosion resistance of the screen 203. And a belt conveyor 7 is arranged below the slag outlet of the belt filter press 6, so that the filter-pressed mud cake falls onto the belt conveyor 7 from the slag outlet of the belt filter press 6 and is conveyed to a storage yard 9 for treatment. The water content of the mud cake is 20 percent. The water outlet of the belt filter press 6 is connected with a reservoir 8 through a pipeline 4 with the nominal diameter DN80, so that the filter press water flows into the reservoir 8 through the pipeline 4 for recycling.
Example 3: take the utility model discloses be applied to 100 tons of converter sludge treatment as an example, to the utility model discloses a realizable mode is further explained.
As shown in FIGS. 1 to 3, the converter sludge is scooped up by a shovel 1, moved to a fluidized bed 2, and charged. The fluidization groove 2 adopts the V-arrangement groove (see figure 3 in detail) that both ends are confined, make with 8mm steel plate, the wide size of opening length x is 4000mm 2000mm, it is fixed through diameter 25 mm's round steel support 10, install steel construction safety channel 11 on the round steel support 10, so that daily observation and operation, the injection water pipe 202 that the welded tube was made is installed to the inside, injection water pipe 202 passes a terminal surface of fluidization groove 2 and is connected with water supply pipe 201 that the nominal diameter is DN80, open valve 3 on the water supply pipe 201, continuously supply water to fluidization groove 2 in through injection water pipe 202, water supply pressure is 0.45 MPa. Two side surfaces in the fluidization groove 2 are provided with perforated water spraying pipes 202 with the nominal diameter of DN20, three rows of spray holes 204 with the diameter of 2mm are drilled on the side water spraying pipes 202 along the length direction of the pipe body, the spray holes 204 are downward, and four spray holes 204 with the diameter of 2mm are drilled on the terminal closed surface so as to supply water to quickly dilute the input sludge. The bottom of the fluidization groove 2 is provided with a perforated water jet pipe 202 with the nominal diameter of DN50, the bottom water jet pipe 202 drills three rows of spray holes 204 with the diameter of 4mm along the length direction of the pipe body, the spray holes 204 face upwards and are distributed at intervals along the arc surface of the pipe body in a fan-shaped mode, and the terminal is arrangedSix spray holes 204 with the diameter of 4mm are drilled on the closed surface so as to spray water for stirring, quickly fluidize the thrown sludge, and enable the mixing ratio of slag and water to be 50-60: 100. the other end surface of the fluidization groove 2 is provided with a slurry outlet with the diameter of 100mm, the slurry outlet is welded with a pipeline 4 with the nominal diameter of DN100 and is connected with a slurry pump 5, the model of the slurry pump 5 is 100ZJG-I-B42 produced by Shijiazhu stone pump slurry pump industry Co., Ltd, and the pump flow is 136m3H, lift 25.0m, rotating speed 980r/min, and belt power Y200L2-6-22 KW. The pipe 4 is connected with the inlet of a pulling plate membrane filter press 6. The belt filter press 6 model is an automatic plate-pulling diaphragm filter press X produced by Kunshan environmental protection machinery CoA MGZ1000/2000-40U, filtering area 1000m2The size of the filter plate is 2000mm multiplied by 2000mm, the thickness of the filter cake is 40mm, the volume of the filter chamber is 20000 liters, the number of the diaphragm plates is 70, the number of the box-type plates is 69, the power of the motor is 5.5KW, the complete equipment is 45KW, and the filter pressing is 0.8 MPa. The bottom spray water pipe 202 is arranged obliquely along the horizontal direction at an angle theta of 2-4 degrees, in this embodiment at an angle of 2 degrees, so that the slag-water mixture flows rapidly towards the slurry outlet. The slurry pump 5 is started and the fluidized slurry water mixture can be pumped through the conduit 4 to the inlet of the membrane filter press 6. In order to realize the remote sludge slurry conveying capacity, the number of the slurry pumps 5 is increased on the pipeline 4 according to calculation. In order to prevent impurities from blocking the slurry outlet and prevent the slurry from flowing smoothly, a screen 203 with 40mm square meshes is arranged above the bottom spray water pipe 202 in the fluidization groove 2 to block obstacles and keep the lower part of the fluidization groove smooth. The screen 203 is made of a stainless material to improve corrosion resistance of the screen 203. A belt conveyor 7 is arranged below the slag outlet of the diaphragm type filter press 6, so that the filter-pressed mud cake falls onto the belt conveyor 7 from the slag outlet of the diaphragm type filter press 6 and is conveyed to a storage yard 9 for treatment. The water content of the mud cake is 12 percent. The water outlet of the diaphragm type filter press 6 is connected with a reservoir 8 through a pipeline 4 with the nominal diameter DN80, so that the filter press water flows into the reservoir 8 through the pipeline 4 for recycling.
The filter press 6 comprises a belt filter press, a plate and frame filter press, a box filter press and a diaphragm filter press, and is a well-known public technology, sold in the market, and the structure and the working principle of the filter press are not repeated herein.
Claims (8)
1. The utility model provides a likepowder abandonment sediment flow state conveyor, includes forklift, fluidization groove, pipeline, sediment stuff pump, pressure filter, band conveyer, cistern, its characterized in that, forklift removal connection fluidization groove, the fluidization groove is both ends confined V-arrangement groove or U-shaped groove, is provided with foraminiferous injection water pipe in bottom and side, and the terminal surface that the injection water pipe passed fluidization groove is connected with water supply pipe, and the grout outlet of fluidization groove passes through the entry linkage of sediment stuff pump, pipeline and pressure filter, and the slag notch and the band conveyer butt joint of pressure filter, the delivery port of pressure filter passes through the pipeline and is connected with the cistern.
2. The fluidized conveying device for waste slag powder according to claim 1, wherein the terminal closed surface of the injection water pipe is provided with at least three injection holes.
3. The fluidized powdered waste slag conveying device according to claim 1, wherein the bottom of the bottom perforated jet water pipe has at least three rows of jet holes along the length direction of the pipe body, the jet holes are upward and are distributed at intervals along the arc of the pipe body in a fan shape.
4. The fluidized conveying device for waste slag powder according to claim 1 or 3, wherein the bottom perforated injection water pipes are arranged at an inclination angle of 2 ° to 4 ° in the horizontal direction.
5. The fluidized conveying device for waste slag powder according to claim 1, wherein a screen is arranged in the fluidizing tank.
6. The fluidized conveying device for the waste slag powder as claimed in claim 5, wherein the mesh of the screen is 40 mm-60 mm.
7. The fluidized conveying device for waste slag powder according to claim 5 or 6, wherein the screen is made of stainless steel material.
8. The fluidized conveying device for waste slag powder according to claim 1, wherein a safety channel is provided on the outer side of the fluidization groove.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022057244.7U CN212559924U (en) | 2020-09-18 | 2020-09-18 | Likefulness is abandoned sediment flow state conveyor |
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| CN202022057244.7U CN212559924U (en) | 2020-09-18 | 2020-09-18 | Likefulness is abandoned sediment flow state conveyor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111995216A (en) * | 2020-09-18 | 2020-11-27 | 新余钢铁股份有限公司 | Powdery waste slag flow state conveying device and using method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111995216A (en) * | 2020-09-18 | 2020-11-27 | 新余钢铁股份有限公司 | Powdery waste slag flow state conveying device and using method thereof |
| CN111995216B (en) * | 2020-09-18 | 2024-04-05 | 新余钢铁股份有限公司 | Powdery waste slag flow state conveying device and using method thereof |
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