CN114314791B - Coal slime water concentration treatment system - Google Patents
Coal slime water concentration treatment system Download PDFInfo
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- CN114314791B CN114314791B CN202210205230.6A CN202210205230A CN114314791B CN 114314791 B CN114314791 B CN 114314791B CN 202210205230 A CN202210205230 A CN 202210205230A CN 114314791 B CN114314791 B CN 114314791B
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Abstract
The application relates to a slime water concentration treatment system, which relates to the technical field of slime water treatment and comprises a dosing tank and a concentration tank, wherein the dosing tank and the concentration tank are both vertically arranged, the tops of the dosing tank and the concentration tank are both of an open structure, the dosing tank is used for storing and providing a medicament for sedimentation of particles in slime water, a first discharge pipe is fixedly arranged at the bottom of the dosing tank, and one end, far away from the dosing tank, of the first discharge pipe is positioned in the concentration tank; a concentration component is arranged in the concentration box, and the concentration component can carry out layered sedimentation on the slime water in the concentration box; the gas supply assembly is connected to the concentration box and can provide power for the concentration assembly and play a role in stirring when the coal slime water is layered and settled. This application can improve the efficiency that the slime water subsides the layering.
Description
Technical Field
The application relates to the technical field of coal slime water treatment, in particular to a coal slime water concentration treatment system.
Background
At present, a coal preparation process is required in the coal production process, and the concentration process of coal slime water is directly related to whether the concentrated coal slime water can realize clean water coal washing.
Coal slime water is at the concentration processing in-process, add coal slime water raw materials in the concentrated pond, coal slime granule in the coal slime water subsides under the action of gravity, and all add coagulant and flocculating agent in the concentrated pond, the coal slime granule of being convenient for subsides fast, the coal slime water takes place the layering after subsiding, the upper strata is the liquid that solid particle is less, the lower floor is the higher mud of solid concentration, carry out the coal slime concentration detection to upper strata liquid in the concentrated pond and lower floor mud simultaneously, when the testing result does not reach standard, need to continue to put in coagulant and flocculating agent in the upper strata liquid, be convenient for upper strata liquid further to coagulate and subside coal slime granule, make coal slime water accomplish the layering in the concentrated pond, be convenient for follow-up further processing to coal slime water.
After the coagulant and the flocculant are added into the concentration tank, the flocculant and the slime water are required to be fully mixed, and the slime water can be settled and layered more quickly.
Disclosure of Invention
In order to improve the efficiency that the coal slime water subsides the layering, this application provides a coal slime water concentration processing system.
The application provides a coal slime water concentration processing system adopts following technical scheme:
a coal slime water concentration treatment system comprises a dosing tank and a concentration tank, wherein the dosing tank and the concentration tank are both vertically arranged, the top parts of the dosing tank and the concentration tank are both of an open structure, the dosing tank is used for storing and providing a medicament for settling particles in coal slime water, a first discharge pipe is fixedly arranged at the bottom of the dosing tank, and one end, far away from the dosing tank, of the first discharge pipe is located in the concentration tank; the concentrating box is internally provided with a concentrating assembly, the concentrating assembly comprises a baffle and a baffle, the baffle is coaxially arranged in the concentrating box, the baffle is in sliding connection with the concentrating box along the vertical direction, the top surface of the baffle is provided with a plurality of abdicating grooves, the abdicating grooves are arranged along the circumferential direction of the baffle, and the abdicating grooves penetrate through the baffle along the vertical direction; the baffle plates are horizontally arranged on the top surface of the baffle plate, a plurality of baffle plates are arranged along the circumferential direction of the baffle plate and correspond to the abdicating grooves one by one, and the baffle plate is in sliding connection with the baffle plates along the circumferential direction; an electric telescopic rod is coaxially arranged above the baffle, the electric telescopic rod is positioned above the baffle, the bottom end of the electric telescopic rod is fixedly connected with one end, close to the central axis of the baffle, the top end of the electric telescopic rod is fixedly connected with a motor, and the motor is arranged above the concentration box; the concentrating box is connected with a gas supply assembly, the gas supply assembly comprises a gas pump, a first pipeline and a second pipeline, the gas pump is arranged on one side of the concentrating box, one end of the first pipeline is connected with the gas pump, the other end of the first pipeline is fixedly connected with the baffle, the first pipeline has an extending function along the length direction of the first pipeline, and a first valve is arranged on the first pipeline; the second pipeline is located the concentrator box, and is located the separation blade top, and second pipeline one end and the inside intercommunication of first pipeline also install the second valve on the second pipeline.
By adopting the technical scheme, the coal slime water raw material and the medicament are added into the concentration tank, the coal slime water raw material is precipitated and layered in the concentration tank, a precipitation layer is formed at the bottom of the concentration tank, a clarification layer is formed at the top of the concentration tank, after the coal slime water is primarily layered, the concentration detection of precipitated particles is carried out on the precipitation layer, the turbidity detection of water is carried out on the clarification layer, when the detection is unqualified, the air pump is started, the first valve on the first pipeline is opened, the gas in the first pipeline pushes the baffle downwards, when the baffle moves to the boundary line of the precipitation layer and the clarification layer, the first valve on the first pipeline is closed, the electric telescopic rod and the motor are started, the position of the baffle is fixed by the electric telescopic rod, the baffle is driven by the output shaft of the motor to rotate, the baffle is covered on the abdicating groove, the medicament is added into the clarification layer at the moment, and the second valve on the second pipeline is opened at the same time, make gaseous entering clarification layer and produce a large amount of bubbles, remove or ruptured in-process at the bubble is unordered, the bubble can play the stirring effect to clarification layer and medicament, make the medicament misce bene in clarification layer, the granule in the clarification layer of being convenient for further subsides, and clarification layer and medicament are in the stirring, under the effect of baffle and separation blade, can not cause the influence to the coal slime granule on sedimentation layer, make the coal slime water subside the speed of layering and accelerate, thereby the efficiency that the coal slime water subsides the layering has been improved.
Optionally, a stirring box is vertically arranged on one side of the concentration box, and the top surface of the stirring box is of an opening structure; the gas supply assembly further comprises a third pipeline and a gas exhaust disc, the gas exhaust disc is of a cavity structure, the gas exhaust disc is horizontally arranged in the stirring box and is fixedly connected with the stirring box, one end, far away from the concentration box, of the first pipeline is fixedly connected with the gas exhaust disc, and the bottom surface of the gas exhaust disc is provided with a gas exhaust hole which penetrates through the bottom surface of the gas exhaust disc in the vertical direction; a third pipeline is positioned above the exhaust disc, one end of the third pipeline is communicated with the interior of the exhaust disc and is fixedly connected with the exhaust disc, the other end of the third pipeline is fixedly connected with an air pump, the air pump is arranged above the stirring box, a first discharging pipe is fixedly arranged at the bottom of the stirring box, a third valve is fixedly arranged on the first discharging pipe, and one end of the first discharging pipe, far away from the stirring box, is positioned in the concentration box; fixedly connected with second ejection of compact pipeline on the first discharging pipe, the one end that first discharging pipe was kept away from to the second discharging pipe is located the agitator tank.
Through adopting above-mentioned technical scheme, before the slime water is concentrated, in earlier adding slime water and medicament agitator tank, start the air pump after that, the gas that the air pump produced passes through in the third pipeline gets into the exhaust dish, then get into the agitator tank through the exhaust hole in, make the slime water in the agitator tank produce the bubble, at the unordered in-process that removes or breaks of bubble, the bubble can play the stirring effect to slime water and medicament, make medicament and slime water misce bene, the layering subsides in adding the thickener tank with the slime water that contains the medicament at last, the effect and the time of the first time sedimentation layering of slime water have been improved, thereby the efficiency that the slime water subsides the layering has further been improved.
It is optional, be provided with control assembly on the concentrator box, control assembly includes the controller, turbidity sensor and concentration sensor, concentration sensor installs in the concentrator box, and be located the concentrator box bottom, concentration sensor is used for detecting the concentration that the concentrator box bottom subsides the material and exports concentration detected signal, turbidity sensor installs in the concentrator box, and be located the concentrator box top, turbidity sensor is used for detecting the turbidity of concentrator box top water and exports turbidity detected signal, the controller is installed on the concentrator box, controller and turbidity sensor, concentration sensor, air pump and all valves are all connected, the controller is corresponding to opening of concentration detected signal and turbidity detected signal and all valves of control, the start-up of motor and air pump.
Through adopting above-mentioned technical scheme, use turbidity sensor and concentration sensor to carry out real-time detection to the layering effect of subsiding of slime water, after the preliminary subsidence of slime water is accomplished, if the turbidity on clarification layer or the particle concentration detection on deposit layer are unqualified, turbidity sensor and concentration sensor output corresponding detected signal, the controller is corresponding to detected signal and control opening of all valves, the start-up of motor and air pump for the slime granule in the clarification layer carries out the secondary and subsides.
Optionally, there is the boundary of clarification layer and sedimentation layer in the concentrator box, and the control module still includes the liquid level detector, and the liquid level detector is fixed to be set up on the concentrator box inner wall, and is located the predetermined boundary department of clarification layer and sedimentation layer, and the liquid level detector is used for detecting whether the boundary of the actual layering of coal slime water reaches predetermined boundary department to output liquid level detected signal, and the controller is connected with the liquid level detector, and the controller is corresponding to liquid level detected signal, and the start of control all valves, motor and air pump.
By adopting the technical scheme, after the coal slime water is settled for the first time, when an actual boundary line is lower than a preset boundary line and the sedimentation layering effect of the coal slime water is detected unqualifiedly, the liquid level detector outputs a corresponding detection signal to be transmitted to the controller, the controller controls the opening of the valve and the starting of the motor and the air pump to move the baffle to the actual boundary line, then the baffle covers the abdicating groove, at the moment, the medicament is added into the clarification layer and is uniformly mixed with the clarification layer under the action of bubbles to ensure that the coal slime particles in the clarification layer are settled for the second time, so that the sedimentation layering efficiency of the coal slime water is further improved; when actual boundary is higher than predetermined boundary, and subside layering effect of coal slime water detects unqualifiedly, opening of controller control flap, the start-up of motor and air pump, make separation blade most lid close on the groove of stepping down, then drive baffle and separation blade downstream, extrude the coal slime granule on deposit layer, make moisture in the deposit layer flow into the clarification layer of baffle top from the gap that groove and separation blade left of stepping down, and then make the concentration detection on deposit layer qualified, thereby the effect of coal slime water sedimentation layering has been improved.
Optionally, an electric heater is installed on the third pipeline.
Through adopting above-mentioned technical scheme, electric heater can make the bubble have higher energy for the bubble is more violent in the motion of coal slime aquatic, and the bubble is when breaking simultaneously, also can release more energy, can make the better mixture of medicament in the coal slime aquatic, and the produced bubble of gas after the while heating can make the temperature of coal slime water promote, makes the flocculation effect of coal slime granule better, thereby has further improved the efficiency that the coal slime water subsides the layering.
Optionally, the top surface of the baffle plate gradually decreases in a direction close to the axis of the baffle plate, and the bottom surface of the baffle plate gradually decreases in a direction close to the axis of the baffle plate.
Through adopting above-mentioned technical scheme, after the clarification layer secondary of baffle top subsides, starter motor, motor output shaft drives the separation blade and rotates, make the separation blade get back to the normal position, the coal slime granule after the secondary subsides this moment can get into the deposit layer of baffle below through the groove of stepping down, the coal slime granule on the baffle can rely on self gravity to slide on the baffle simultaneously, make the entering deposit layer that the coal slime granule can be better, thereby the efficiency that the coal slime water subsides the layering has been improved.
Optionally, a check valve is installed on the second pipeline, and the check valve is located at one end of the second pipeline far away from the first pipeline.
Through adopting above-mentioned technical scheme, the second pipeline is located the coal slime aquatic, and the second valve probably can make the coal slime water get into the second pipeline when opening, causes the pollution to the second pipeline, and the setting of check valve can avoid the coal slime water to get into in the second pipeline for the second pipeline obtains the protection, thereby has improved the practicality of coal slime water concentration processing system.
Optionally, an overflow box is arranged on one side of the stirring box, the top of the overflow box is of an open structure, and the concentration box is coaxially placed in the overflow box and is fixedly connected with the overflow box.
Through adopting above-mentioned technical scheme, use the overflow case to collect qualified clarification layer to utilize the clarification layer liquid of collecting to carry out processes such as coal washing, make qualified clarification layer liquid can obtain effectual reuse, thereby further improved coal slime water concentration processing system's practicality.
Optionally, the bottom of the concentrator tank is in a necking shape from top to bottom.
Through adopting above-mentioned technical scheme for the coal slime granule on sediment layer can be in the better gathering of concentrator bottom, is convenient for extract the coal slime on sediment layer, makes the time of sediment layer coal slime extraction reduce, and then can accelerate subside the layering to all the other untreated coal slime water, thereby has further improved the efficiency that the coal slime water subsides the layering.
Optionally, one end of the second discharge pipe close to the first discharge pipe is fixedly connected with the dosing box.
Through adopting above-mentioned technical scheme, when the medicine preparation case carries the medicament in to the concentrator box, also can carry the medicament in the agitator tank for when first batch coal slime water carries out the concentration and subsides, the second batch coal slime water can carry out the medicament simultaneously and add, has saved the time for the concentration of whole coal slime water, thereby has further improved the efficiency that the coal slime water subsides the layering.
In summary, the present application includes at least one of the following beneficial technical effects:
by arranging the concentration component and the gas supply component, the clarifying layer and the medicament are stirred, and the coal slime particles in the settling layer are not influenced under the action of the baffle plate and the baffle plate, so that the settling and layering speed of the coal slime water is increased, and the settling and layering efficiency of the coal slime water is improved;
by arranging the stirring box and the gas supply assembly, the medicament and the slime water are uniformly mixed and then added into the concentration box, so that the effect and time of primary sedimentation and layering of the slime water are improved, and the sedimentation and layering efficiency of the slime water is further improved;
through setting up the check valve, the setting of check valve can avoid during the coal slime water gets into the second pipeline for the second pipeline obtains the protection, thereby has improved the practicality of coal slime water concentration processing system.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present application;
FIG. 2 is a cross-sectional view of an embodiment of the present application;
fig. 3 is a partially enlarged view of a point a in fig. 1.
Description of reference numerals: 1. a stirring box; 11. a first discharging pipe; 111. a third valve; 112. a first pump; 2. dispensing a medicine chest; 21. a first discharge pipe; 22. a second discharge pipe; 3. an overflow tank; 31. a second discharge pipe; 311. a fourth valve; 312. a second pump; 4. a concentration tank; 41. a third discharge conduit; 411. a fifth valve; 412. a third pump; 5. a gas supply assembly; 51. an air pump; 52. an electric heater; 53. a first conduit; 531. a first valve; 54. a second conduit; 541. a one-way valve; 542. a second valve; 55. a third pipeline; 56. an exhaust tray; 561. an exhaust hole; 57. a feed pipe; 6. a concentration assembly; 61. a baffle plate; 611. a yielding groove; 62. a baffle plate; 63. an electric telescopic rod; 64. a motor; 7. a control component; 71. a controller; 72. a turbidity sensor; 73. a concentration sensor; 74. a liquid level detector.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses coal slime water concentration processing system. Referring to fig. 1 and 2, coal slime water concentration processing system includes agitator tank 1, concentrator tank 4 and dosing tank 2, and dosing tank 2 is located between agitator tank 1 and the concentrator tank 4, and agitator tank 1, concentrator tank 4 and dosing tank 2 top are open structure, and all vertical settings, and dosing tank 2 is used for storing and provides the medicament that is used for coal slime aquatic granule to subside.
Referring to fig. 1 and 2, the cross section of the stirring tank 1 is circular, a first discharging pipe 11 is fixedly connected to the bottom of the stirring tank 1, one end of the first discharging pipe 11, which is far away from the stirring tank 1, is located at the top of the concentrating tank 4, and a third valve 111 and a first pump 112 are sequentially installed on the first discharging pipe 11 along the direction far away from the stirring tank 1; the stirring box 1 is internally provided with an air supply assembly 5, the air supply assembly 5 comprises an air pump 51, a third pipeline 55 and an exhaust disc 56, the exhaust disc 56 is of a cavity structure, the cross section of the exhaust disc 56 is circular and is coaxially arranged in the stirring box 1, the exhaust disc 56 is positioned at the top of the stirring box 1 and is fixedly connected with the stirring box 1, the exhaust disc 56 is fixedly connected with a feeding pipe 57, and the bottom end of the feeding pipe 57 is positioned in the stirring box 1; the third pipeline 55 is coaxially arranged above the exhaust disc 56 and communicated with the interior of the exhaust disc 56, the third pipeline 55 is fixedly connected with the exhaust disc 56, and the top end of the third pipeline 55 is fixedly connected with the air pump 51; an electric heater 52 is installed on the third pipeline 55, and the electric heater 52 is positioned between the exhaust disc 56 and the air pump 51; a plurality of vent holes 561 are formed in the bottom surface of the exhaust disc 56, and the vent holes 561 penetrate through the bottom surface of the exhaust disc 56 in the vertical direction; the bottom of the dosing box 2 is fixedly connected with a first discharge pipe 21 and a second discharge pipe 22, and one end of the first discharge pipe 21, which is far away from the dosing box 2, is positioned in the concentration box 4; the end of the second outlet pipe 22 remote from the dosing tank 2 is inserted into the outlet plate 56 and is located inside the mixing tank 1.
Firstly, adding a coal slime water raw material into a stirring box 1 through a feeding pipe 57, starting a dosing box 2, adding a medicament into the stirring box 1 through a second discharging pipe 22 by the dosing box 2, simultaneously starting an air pump 51 and an electric heater 52, heating gas generated by the air pump 51, then entering an exhaust disc 56, then entering the coal slime water in the stirring box 1 through an exhaust hole 561, generating a large amount of bubbles, enabling the bubbles to move in the coal slime water in a disordered manner and break, stirring the coal slime water and the medicament uniformly, then opening a third valve 111 and a pump machine 112 on a first discharging pipe 11, and adding the uniformly mixed coal slime water and the medicament into a concentration box 4 through the first discharging pipe 11.
Referring to fig. 2 and 3, a first pipe 53 is fixedly connected below the exhaust disc 56, one end of the first pipe 53 close to the exhaust disc 56 is communicated with the inside of the exhaust disc 56, one end of the first pipe 53 far away from the exhaust disc 56 is positioned in the concentrating tank 4, and the first pipe 53 positioned in the concentrating tank 4 is in a corrugated pipe shape; a second pipeline 54 is fixedly connected to the first pipeline 53, the second pipeline 54 is positioned in the concentrating tank 4, the second pipeline 54 is communicated with the first pipeline 53, a second valve 542 and a one-way valve 541 are sequentially installed on the second pipeline 54 along the direction far away from the first pipeline 53, and a first valve 531 is installed at one end, close to the second pipeline 54, of the first pipeline 53; the cross section of the concentration box 4 is circular, the bottom of the concentration box 4 is in a necking shape from top to bottom, a concentration assembly 6 is arranged on the concentration box 4, the concentration assembly 6 comprises a baffle 61 and a motor 64, the cross section of the baffle 61 is circular, the baffle 61 is coaxially arranged in the concentration box 4 and is positioned at the top of the concentration box 4, the top surface of the baffle 61 is gradually reduced along the direction close to the axis of the baffle 61, and the baffle 61 is in sliding connection with the concentration box 4 along the vertical direction; the top surface of the baffle 61 is fixedly connected with one end of the first pipeline 53, a plurality of abdicating grooves 611 are formed in the top surface of the baffle 61 along the circumferential direction of the baffle 61, and the abdicating grooves 611 penetrate through the baffle 61 in the vertical direction; the top surface of the baffle 61 is horizontally provided with a plurality of baffle sheets 62, the baffle sheets 62 are arranged along the circumferential direction of the baffle 61 and correspond to the abdicating grooves 611 one by one, the baffle 61 is slidably connected with the baffle sheets 62 along the circumferential direction thereof, and the bottom surfaces of the baffle sheets 62 are gradually reduced towards the direction close to the axis of the baffle 61; baffle 61 top coaxial electric telescopic handle 63 that is provided with, electric telescopic handle 63 is located the separation blade 62 top, and electric telescopic handle 63 bottom and separation blade 62 are close to the one end fixed connection of baffle 61 the central axis, and electric telescopic handle 63 top fixedly connected with motor 64, motor 64 install in concentrator box 4 top.
Referring to fig. 1 and 2, an overflow box 3 is arranged on one side of an agitator tank 1, the top of the overflow box 3 is of an open structure, the bottom of the overflow box 3 is of a necking shape from top to bottom, the cross section of the overflow box 3 is circular, a concentration box 4 is coaxially arranged in the overflow box 3 and is fixedly connected with the overflow box 3, a second discharging pipe 31 is fixedly arranged at the bottom of the overflow box 3, a fourth valve 311 and a second pump 312 are installed on the second discharging pipe 31, a third discharging pipe 41 is arranged at the bottom of the concentration box 4, and a fifth valve 411 and a third pump 412 are installed on the third discharging pipe 41.
Coal slime water and a medicament enter the lower part of the baffle 61 through a abdicating groove 611 arranged on the baffle 61 and start to subside and stratify the coal slime water, after the preliminary subsidence of the coal slime water is finished, a sedimentation layer is formed at the bottom of the concentration tank 4, a clarification layer is formed at the top of the concentration tank 4, then the sedimentation layer and the clarification layer are detected, when the detection result is unqualified, the air pump 51 is started, the first valve 531 on the first pipeline 53 is opened, the gas in the first pipeline 53 pushes the baffle 61 downwards, when the baffle 61 moves to the boundary line of the sedimentation layer and the clarification layer, the first valve 531 on the first pipeline 53 is closed, the electric telescopic rod 63 and the motor 64 are started, the position of the baffle 61 is fixed by the electric telescopic rod 63, the output shaft of the motor 64 drives the separation blade 62 to rotate, so that the separation blade 62 covers the abdicating groove 611, at this time, the medicament is added into the clarification layer by the medicament preparing tank 2 through the first discharge pipe 21, meanwhile, a second valve 542 on the second pipeline 54 is opened, so that gas enters a clarification layer and generates a large amount of bubbles, and in the process of disordered movement or breakage of the bubbles, the bubbles can stir the clarification layer and the chemicals, so that the chemicals are uniformly mixed in the clarification layer, particles in the clarification layer are convenient to further settle, and the clarification layer and the chemicals are stirred while the coal slime particles in the settlement layer are not influenced under the action of the baffle 61 and the baffle 62, so that the settling and layering speed of the coal slime water is increased, the settling and layering efficiency of the coal slime water is improved, after the chemicals are uniformly mixed, the motor 64 is restarted, an output shaft of the motor 64 drives the baffle 62 to return to the original position, so that the coal slime particles after secondary settlement can enter a settling layer below the baffle 61 through the abdicating groove 611, after the secondary settlement is completed, the motor 64 and the electric telescopic rod 63 are restarted, the baffle plate 62 covers the yielding groove 611 again, the electric telescopic rod 63 drives the baffle plate 61 to vertically move upwards, so that the clarification layer liquid above the baffle plate 61 overflows into the overflow tank 3, and meanwhile, the valves and the pumps on the second discharge pipe 31 and the third discharge pipe 41 are started, so that the coal slime on the settling layer and the clarification layer liquid in the overflow tank 3 are pumped out; and when the detection result is qualified, directly extracting the precipitation layer and the clarification layer.
Referring to fig. 1 and 2, a control assembly 7 is arranged on the concentration tank 4, the control assembly 7 comprises a controller 71, a turbidity sensor 72 and a concentration sensor 73, the concentration sensor 73 is embedded on the inner wall of the concentration tank 4 and is located at the bottom of the concentration tank 4, the concentration sensor 73 is used for detecting the concentration of a settled material at the bottom of the concentration tank 4 and outputting a concentration detection signal, the turbidity sensor 72 is embedded on the inner wall of the concentration tank 4 and is located at the top of the concentration tank 4, the turbidity sensor 72 is used for detecting the turbidity of water at the top of the concentration tank 4 and outputting a turbidity detection signal, and the controller 71 is installed on the outer wall of the concentration tank 4; the control assembly 7 further comprises a liquid level detector 74, the liquid level detector 74 is embedded on the inner wall of the concentration tank 4 and is located at a preset boundary between the clarification layer and the sedimentation layer, the liquid level detector 74 is used for detecting whether the boundary between the actual layers of the coal slurry reaches the preset boundary and outputting a liquid level detection signal, the controller 71 is connected with the turbidity sensor 72, the concentration sensor 73, the air pump 51, the liquid level detector 74, the electric telescopic rod 63 and all valves, and the controller 71 corresponds to the concentration detection signal, the turbidity detection signal and the liquid level detection signal and controls the working states of all valves, the motor 64, the air pump 51 and the electric telescopic rod 63.
After the coal slime water is settled for the first time, when an actual boundary is lower than a preset boundary and the sedimentation layering effect of the coal slime water is detected unqualifiedly, the liquid level detector 74 outputs a corresponding detection signal to the controller 71, the controller 71 controls the opening of the first valve 531 on the first pipeline 53, the baffle 61 is moved to the actual boundary under the pushing of gas, then the electric telescopic rod 63 is started to fix the position of the baffle 61, the motor 64 is started to cover the baffle 62 on the abdicating groove 611, at the moment, the medicament is added into the clarification layer, the second valve 542 on the second pipeline 54 is opened, and the medicament and the clarification layer are uniformly mixed under the action of bubbles, so that the coal slime particles in the clarification layer are settled for the second time, and the sedimentation layering efficiency of the coal slime water is further improved; when the actual boundary is higher than the preset boundary and the sedimentation layering effect of the coal slime water is detected to be unqualified, the controller 71 controls the motor 64 to start, so that most of the baffle plate 62 covers the yielding groove 611, then the first valve 531 on the first pipeline 53 is opened, the baffle plate 61 and the baffle plate 62 are driven by the gas in the first pipeline 53 to move downwards, coal slime particles in the sedimentation layer are extruded, the water in the sedimentation layer flows into the clarification layer above the baffle plate 61 from a gap left between the yielding groove 611 and the baffle plate 62, the concentration detection of the sedimentation layer is qualified, and the sedimentation layering effect of the coal slime water is improved.
The implementation principle of the coal slime water concentration treatment system in the embodiment of the application is as follows: firstly, adding a slime water raw material into a stirring box 1 through a feeding pipe 57, starting a dosing box 2, adding a medicament into the stirring box 1 through a second discharging pipe 22 by the dosing box 2, simultaneously starting an air pump 51 and an electric heater 52, heating gas generated by the air pump 51, then entering an exhaust disc 56, then entering the slime water in the stirring box 1 through an exhaust hole 561, generating a large amount of bubbles, enabling the bubbles to move in disorder and break in the slime water, so that the slime water and the medicament are uniformly stirred, then opening a third valve 111 and a first pump 112 on a first discharging pipe 11, and adding the uniformly mixed slime water and the medicament into a concentration box 4 through the first discharging pipe 11; coal slime water and a medicament enter the lower part of the baffle 61 through the abdication groove 611 arranged on the baffle 61, the sedimentation and the delamination of the coal slime water are started, after the preliminary sedimentation of the coal slime water is finished, a sedimentation layer is formed at the bottom of the concentration tank 4, a clarification layer is formed at the top of the concentration tank 4, then the sedimentation layer and the clarification layer are detected, when the actual boundary line is lower than the preset boundary line and the sedimentation and delamination effects of the coal slime water are unqualified, the liquid level detector 74 outputs a corresponding detection signal to be transmitted to the controller 71, the controller 71 controls the opening of the first valve 531 on the first pipeline 53, the baffle 61 is moved to the actual boundary line under the pushing of gas, then the electric telescopic rod 63 is started to fix the position of the baffle 61, the motor 64 is started to cover the baffle 62 on the abdication groove 611, the medicament is added into the clarification layer at the moment, the second valve 542 on the second pipeline 54 is opened, the medicament is uniformly mixed with the clarification layer under the action of bubbles, so that coal slime particles in the clarification layer are subjected to secondary sedimentation, and the sedimentation and layering efficiency of the coal slime water is further improved; when the actual boundary is higher than the preset boundary and the sedimentation layering effect of the coal slime water is detected to be unqualified, the controller 71 controls the motor 64 to start, so that most of the baffle plate 62 covers the yielding groove 611, then the first valve 531 on the first pipeline 53 is opened, the baffle plate 61 and the baffle plate 62 are driven by the gas in the first pipeline 53 to move downwards, coal slime particles in the sedimentation layer are extruded, the water in the sedimentation layer flows into the clarification layer above the baffle plate 61 from a gap left between the yielding groove 611 and the baffle plate 62, the concentration detection of the sedimentation layer is qualified, and the sedimentation layering effect of the coal slime water is improved.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a coal slime water concentration processing system which characterized in that: the coal slime water treatment device comprises a dosing box (2) and a concentration box (4), wherein the dosing box (2) and the concentration box (4) are both vertically arranged, the tops of the dosing box (2) and the concentration box (4) are both of an open structure, the dosing box (2) is used for storing and providing a medicament for sedimentation of particles in coal slime water, a first discharge pipe (21) is fixedly arranged at the bottom of the dosing box (2), and one end, far away from the dosing box (2), of the first discharge pipe (21) is located in the concentration box (4); a concentration assembly (6) is arranged in the concentration box (4), the concentration assembly (6) comprises a baffle (61) and a blocking piece (62), the baffle (61) is coaxially arranged in the concentration box (4), the baffle (61) is in sliding connection with the concentration box (4) along the vertical direction, a plurality of yielding grooves (611) are formed in the top surface of the baffle (61), and the yielding grooves (611) penetrate through the baffle (61) along the vertical direction; the baffle plates (62) are horizontally arranged on the top surface of the baffle plate (61), a plurality of baffle plates (62) are arranged along the circumferential direction of the baffle plate (61) and are in one-to-one correspondence with the abdicating grooves (611), and the baffle plate (61) is in sliding connection with the baffle plates (62) along the circumferential direction of the baffle plate (61); the baffle plate (62) is used for covering the abdicating groove (611), and when the clarification layer is stirred with the medicament, under the action of the baffle plate (61) and the baffle plate (62), the coal slime particles in the sedimentation layer cannot be influenced; an electric telescopic rod (63) is coaxially arranged above the baffle plate (61), the electric telescopic rod (63) is positioned above the baffle plate (62), the bottom end of the electric telescopic rod (63) is fixedly connected with one end, close to the central axis of the baffle plate (61), of the baffle plate (62), the top end of the electric telescopic rod (63) is fixedly connected with a motor (64), and the motor (64) is installed above the concentration box (4); the concentrating box (4) is connected with an air supply assembly (5), the air supply assembly (5) comprises an air pump (51), a first pipeline (53) and a second pipeline (54), the air pump (51) is installed on one side of the concentrating box (4), one end of the first pipeline (53) is connected with the air pump (51), the other end of the first pipeline (53) is fixedly connected with the top surface of the baffle (61), the first pipeline (53) has an extending function along the length direction of the first pipeline (53), and a first valve (531) is installed on the first pipeline (53); when the air pump (51) is started and the first valve (531) on the first pipeline (53) is opened, the air in the first pipeline (53) can push the baffle plate (61) downwards; the second pipeline (54) is positioned in the concentrating box (4) and above the baffle plate (62), one end of the second pipeline (54) is communicated with the inside of the first pipeline (53), and the second pipeline (54) is provided with a second valve (542).
2. The coal slime water concentration treatment system of claim 1, wherein: a stirring box (1) is vertically arranged on one side of the concentration box (4), and the top surface of the stirring box (1) is of an open structure; the gas supply assembly (5) further comprises a third pipeline (55) and a gas exhaust disc (56), the gas exhaust disc (56) is of a cavity structure, the gas exhaust disc (56) is horizontally arranged in the stirring box (1) and is fixedly connected with the stirring box (1), one end, far away from the concentration box (4), of the first pipeline (53) is fixedly connected with the gas exhaust disc (56), a gas exhaust hole (561) is formed in the bottom surface of the gas exhaust disc (56), and the gas exhaust hole (561) penetrates through the bottom surface of the gas exhaust disc (56) in the vertical direction; the third pipeline (55) is located above the exhaust disc (56), one end of the third pipeline (55) is communicated with the inside of the exhaust disc (56) and is fixedly connected with the exhaust disc (56), the other end of the third pipeline (55) is fixedly connected with the air pump (51), the air pump (51) is installed above the stirring box (1), a first exhaust pipe (11) is fixedly arranged at the bottom of the stirring box (1), a third valve (111) is also fixedly installed on the first exhaust pipe (11), and one end, far away from the stirring box (1), of the first exhaust pipe (11) is located in the concentration box (4); the first discharging pipe (21) is connected with a second discharging pipe (22), and one end, far away from the first discharging pipe (21), of the second discharging pipe (22) is located in the stirring box (1).
3. The coal slime water concentration treatment system of claim 2, characterized in that: the concentration box (4) is provided with a control assembly (7), the control assembly (7) comprises a controller (71), a turbidity sensor (72) and a concentration sensor (73), the concentration sensor (73) is installed in the concentration box (4) and is positioned at the bottom of the concentration box (4), the concentration sensor (73) is used for detecting the concentration of a settled substance at the bottom of the concentration box (4) and outputting a concentration detection signal, the turbidity sensor (72) is installed in the concentration box (4) and is positioned at the top of the concentration box (4), the turbidity sensor (72) is used for detecting the turbidity of water at the top of the concentration box (4) and outputting a turbidity detection signal, the controller (71) is installed on the concentration box (4), the controller (71) is connected with the turbidity sensor (72), the concentration sensor (73), an air pump (51) and all valves, and the controller (71) controls the opening, closing, opening, closing and opening of all the valves according to the concentration detection signal and the turbidity detection signal, Activation of the motor (64) and air pump (51).
4. The coal slime water concentration treatment system according to claim 3, wherein: there is the boundary line of clarification layer and sedimentation layer in concentrate case (4), control assembly (7) still include liquid level detector (74), liquid level detector (74) are fixed to be set up on concentrate case (4) inner wall, and be located clarification layer and the predetermined boundary line department of sedimentation layer, whether liquid level detector (74) are used for detecting the actual layered boundary line of slime water reaches predetermined boundary line department, and output liquid level detection signal, controller (71) are connected with liquid level detector (74), controller (71) are corresponding to liquid level detection signal, and control the opening of all valves, the start of motor (64) and air pump (51).
5. The coal slime water concentration treatment system of claim 2, characterized in that: an electric heater (52) is mounted on the third pipeline (55).
6. The coal slime water concentration treatment system of claim 1, wherein: the top surface of the baffle (61) is gradually reduced along the direction close to the axis of the baffle, and the bottom surface of the baffle (62) is gradually reduced towards the direction close to the axis of the baffle (61).
7. The coal slime water concentration treatment system of claim 1, wherein: and a one-way valve (541) is arranged on the second pipeline (54), and the one-way valve (541) is positioned at one end of the second pipeline (54) far away from the first pipeline (53).
8. The coal slime water concentration treatment system of claim 2, characterized in that: one side of the stirring box (1) is provided with an overflow box (3), the top of the overflow box (3) is of an open structure, and the concentration box (4) is coaxially placed in the overflow box (3) and is fixedly connected with the overflow box (3).
9. The coal slime water concentration treatment system of claim 1, wherein: the bottom of the concentration box (4) is in a necking shape from top to bottom.
10. The coal slime water concentration treatment system of claim 2, characterized in that: one end of the second discharge pipe (22) close to the first discharge pipe (21) is fixedly connected with the dosing box (2).
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| CN114988545A (en) * | 2022-07-18 | 2022-09-02 | 江苏迅创科技股份有限公司 | Coal slime water concentration treatment device based on ultrasonic wave concentration meter |
| CN117871353B (en) * | 2024-03-11 | 2024-07-26 | 天津美腾科技股份有限公司 | Coal slime water sedimentation detection method and system |
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