Circulating water filtering equipment for coal preparation plant

Abstract

The utility model relates to the technical field of wastewater filtering, and particularly discloses circulating water filtering equipment for a coal preparation plant, which comprises a box body and a filtering mechanism, and the filtering mechanism comprises a filter screen conveying belt, a plurality of partition plates, a conical hopper, an electromagnetic valve, a feed hopper, a water inlet pipe, a drain pipe, two inclined plates, a stirring assembly, two groups of rotating assemblies, an observation assembly and a collection assembly, the filter screen conveying belts are arranged on the outer sides of the two rotating assemblies in a sleeving mode correspondingly, the multiple partition plates are fixedly connected to the outer sides of the filter screen conveying belts, the conical hopper is fixedly connected to the interior of the box body, the electromagnetic valve is fixedly connected to the bottom face of the conical hopper, the feeding hopper and the water inlet pipe are both arranged on the upper surface of the box body, and the stirring assembly is arranged in the box body. The observation assembly is arranged on the outer side of the box body, and the collection assembly is arranged at one end of the filter screen conveying belt, so that the solid-liquid separation efficiency of the wastewater is improved, and the practicability of the filtering equipment is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of wastewater filtration, in particular to circulating water filtration equipment for a coal preparation plant. Background Art

[0002] Coal preparation, also known as coal washing, is the process of separating clean coal that meets the user's quality requirements from raw coal. Most of the existing coal washing wastewater devices require the use of sewage tanks, sedimentation tanks and clear water tanks, which occupy a large area. In addition, during the coagulation and sedimentation process, it is impossible to accurately judge the degree of coagulation and sedimentation, and the reaction cannot be controlled.

[0003] In order to solve the above technical problems, the prior art patent (CN219929744U) discloses a coal mine coal washing wastewater filtering device, including an equipment outer box, a first rotating shaft, a first motor, a wastewater inlet pipe, a feed pipe and a second motor and other components. The top of the equipment outer box is rotatably connected to the first rotating shaft, the top of the equipment outer box is fixedly connected to the first motor, the end of the first motor output shaft is fixedly connected to one side of the first rotating shaft, one side of the equipment outer box is fixedly connected to the wastewater inlet pipe and the feed pipe, one side of the equipment outer box is fixedly connected to an observation glass and a feeding port, and one side of the equipment outer box is fixedly connected to the second motor. The current state of the coal washing wastewater can be viewed through the observation glass, thereby controlling the metering of the additive, facilitating the control of the reaction, accelerating the reaction speed, and then accelerating the filtration speed. The contact area between the coal washing wastewater and the additive is accelerated by the rotation of the stirring plate, thereby accelerating the reaction process of the coal washing wastewater.

[0004] However, in the above-mentioned prior art, the fixed sediments in the wastewater are easy to clog the filter plate, thereby affecting the solid-liquid separation efficiency of the wastewater, resulting in low practicality. Utility Model Content

[0005] The utility model aims to provide a circulating water filtering device for a coal preparation plant, aiming to solve the technical problem in the prior art that fixed sediments in wastewater are prone to block filter plates, thereby affecting the solid-liquid separation efficiency of the wastewater and resulting in low practicability.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts a circulating water filtering equipment for a coal preparation plant, including a box body and a filtering mechanism, wherein the filtering mechanism includes a filter conveyor belt, a plurality of partitions, a conical bucket, a solenoid valve, a feed hopper, a water inlet pipe, a drain pipe, two inclined plates, a stirring assembly, two groups of rotating assemblies, an observation assembly and a collection assembly, the two groups of rotating assemblies are symmetrically arranged on both sides of the box body, the filter conveyor belt runs through the box body, the filter conveyor belts are respectively sleeved on the outsides of the two groups of rotating assemblies, and the plurality of partitions are fixedly connected to the filter The outer side of the mesh conveyor belt, the conical bucket is fixedly connected to the inside of the box body, the solenoid valve is fixedly connected to the bottom surface of the conical bucket, the feed hopper and the water inlet pipe are both arranged on the upper surface of the box body, the drain pipe passes through the box body and is fixedly connected to the box body, the two inclined plates are symmetrically arranged on both sides of the box body, and are respectively located below the filter conveyor belt, the stirring assembly is arranged inside the box body, the observation assembly is arranged on the outside of the box body, and the collecting assembly is arranged at one end of the filter conveyor belt.

[0007] Wherein, each group of the rotating components includes two mounting plates, a roller and a first motor, the two mounting plates are fixedly connected to the box body and are located on one side of the box body, the two ends of the roller are respectively rotatably connected to the two mounting plates, the first motor is fixedly connected to one of the mounting plates, and the output end of the first motor is fixedly connected to the roller.

[0008] Among them, the stirring assembly includes a second motor, a round rod and a plurality of stirring rods. The second motor is arranged on the upper surface of the box body. The output end of the second motor passes through the box body and is fixedly connected to the round rod. The plurality of stirring rods are fixedly connected to the round rod and are located on the outside of the round rod.

[0009] Wherein, the collecting assembly includes a collecting box and a plurality of rollers, the collecting box is arranged below the filter conveyor belt, and the plurality of rollers are fixedly connected to the collecting box and are located on the bottom surface of the collecting box.

[0010] Wherein, the observation assembly includes a mounting frame, a transparent plate and a plurality of bolts, the mounting frame passes through the box body, the transparent plate is fixedly connected to the inside of the mounting frame, and the plurality of bolts respectively pass through the mounting frame and are threadedly connected to the box body.

[0011] Among them, the circulating water filtration equipment for coal preparation plants also includes two fixed plates, a cleaning roller and a third motor. The two fixed plates are fixedly connected to the box body and are located on one side of the box body. The two ends of the cleaning roller are respectively rotatably connected to the two fixed plates. The third motor is fixedly connected to one of the fixed plates, and the output end of the third motor is fixedly connected to the cleaning roller.

[0012] The utility model discloses a circulating water filtering device for a coal preparation plant, wherein the filter conveyor belts are respectively sleeved on the outer sides of two groups of rotating components, a plurality of baffles are fixedly connected to the outer sides of the filter conveyor belts, the conical bucket is fixedly connected to the inside of the box body, and the solenoid valve is fixedly connected to the bottom surface of the conical bucket. When it is used specifically, waste water is added into the box body through the water inlet pipe, and then flocculant is added into the inside of the box body through the feed hopper, and then the waste water and the flocculant are fully stirred through the stirring component to separate the solid and liquid in the waste water, and then the solenoid valve is opened to discharge the waste water onto the filter conveyor belt, and the liquid in the waste water is collected to the bottom of the box body after permeating through the filter conveyor belt, and then discharged through the drain pipe for recycling, and the solid in the waste water is moved through the filter conveyor belt and finally falls into the collecting component for collection, and this method can effectively solve the problem in the prior art that the fixed sediment in the waste water is easy to block the filter plate, thereby affecting the solid-liquid separation efficiency of the waste water, resulting in low practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 It is a structural schematic diagram of the first embodiment of the utility model.

[0015] Figure 2 It is a three-dimensional diagram of the first embodiment of the utility model.

[0016] Figure 3 It is a sectional view of the overall structure of the first embodiment of the utility model.

[0017] Figure 4 It is a structural schematic diagram of the second embodiment of the utility model.

[0018] 101-box, 102-filter conveyor belt, 103-partition, 104-conical bucket, 105-solenoid valve, 106-feed hopper, 107-water inlet pipe, 108-drain pipe, 109-inclined plate, 110-mounting plate, 111-roller, 112-first motor, 113-second motor, 114-round rod, 115-stirring rod, 116-collecting box, 117-roller, 118-mounting frame, 119-transparent plate, 120-bolt, 201-fixed plate, 202-cleaning roller, 203-third motor. DETAILED DESCRIPTION

[0019] Embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, but should not be understood as limiting the present invention.

[0020] The first embodiment of the present application is:

[0021] See also Figure 1 to Figure 3 ,in Figure 1 It is a structural schematic diagram of the first embodiment of the utility model. Figure 2 It is a three-dimensional diagram of the first embodiment of the utility model. Figure 3 It is a sectional view of the overall structure of the first embodiment of the utility model.

[0022] The utility model provides a circulating water filtering device for a coal preparation plant, comprising a box body 101 and a filtering mechanism, wherein the filtering mechanism comprises a filter conveyor belt 102, a plurality of partitions 103, a conical bucket 104, a solenoid valve 105, a feed hopper 106, a water inlet pipe 107, a drain pipe 108, two inclined plates 109, a stirring assembly, two groups of rotating assemblies, an observation assembly and a collecting assembly, wherein each group of the rotating assemblies comprises two mounting plates 110, a roller 111 and a first motor 112, the stirring assembly comprises a second motor 113, a round rod 114 and a plurality of stirring rods 115, the collecting assembly comprises a collecting box 116 and a plurality of rollers 117, and the observation assembly comprises a mounting frame 118, a transparent plate 119 and a plurality of bolts 120. The above scheme solves the problem in the prior art that fixed sediments in wastewater are easily blocked by the filtering plate, thereby affecting the solid-liquid separation efficiency of the wastewater, resulting in low practicality.

[0023] According to the present specific embodiment, the two groups of rotating components are symmetrically arranged on both sides of the box body 101, the filter conveyor belt 102 passes through the box body 101, and the filter conveyor belt 102 is respectively sleeved on the outside of the two groups of rotating components, a plurality of baffles 103 are fixedly connected to the outside of the filter conveyor belt 102, the conical bucket 104 is fixedly connected to the inside of the box body 101, the solenoid valve 105 is fixedly connected to the bottom surface of the conical bucket 104, the feed hopper 106 and the water inlet pipe 107 are both arranged on the upper surface of the box body 101, the drain pipe 108 passes through the box body 101 and is fixedly connected to the box body 101, the two inclined plates 109 are symmetrically arranged on both sides of the box body 101, and are respectively located below the filter conveyor belt 102, and the stirring assembly is arranged at the bottom of the box body 101. The inside of the box body 101, the observation component is arranged on the outside of the box body 101, and the collecting component is arranged at one end of the filter conveyor belt 102. When it is used specifically, the wastewater is added into the box body 101 through the water inlet pipe 107, and then the flocculant is added into the inside of the box body 101 through the feed hopper 106, and then the wastewater and the flocculant are fully stirred by the stirring component to separate the solid and liquid in the wastewater, and then the solenoid valve 105 is opened to discharge the wastewater onto the filter conveyor belt 102, and the liquid in the wastewater seeps through the filter conveyor belt 102 and gathers to the bottom of the box body 101, and then is discharged through the drain pipe 108 for recycling, and the solid in the wastewater is moved through the filter conveyor belt 102 and finally falls into the collecting component for collection.

[0024] Among them, the two mounting plates 110 are fixedly connected to the box body 101 and are located on one side of the box body 101. The two ends of the roller 111 are rotatably connected to the two mounting plates 110 respectively. The first motor 112 is fixedly connected to one of the mounting plates 110. The output end of the first motor 112 is fixedly connected to the roller 111. When in use, the first motor 112 is started, and the output end of the first motor 112 drives the roller 111 to rotate, thereby rotating the filter conveyor belt 102.

[0025] Secondly, the second motor 113 is arranged on the upper surface of the box body 101, and the output end of the second motor 113 passes through the box body 101 and is fixedly connected to the round rod 114, and the plurality of stirring rods 115 are fixedly connected to the round rod 114 and are located on the outside of the round rod 114. When in use, the second motor 113 is started, and the output end of the second motor 113 drives the round rod 114 to rotate, and the round rod 114 drives the plurality of stirring rods 115 to rotate, thereby mixing the wastewater and the flocculant.

[0026] At the same time, the collecting box 116 is arranged below the filter conveyor belt 102, and the plurality of rollers 117 are fixedly connected to the collecting box 116 and are located on the bottom surface of the collecting box 116. When in actual use, the solids in the wastewater fall into the collecting box 116 through the filter conveyor belt 102 for collection, and the collecting box 116 is conveniently moved by the plurality of rollers 117.

[0027] In addition, the installation frame 118 passes through the box body 101, and the transparent plate 119 is fixedly connected to the inside of the installation frame 118. The plurality of bolts 120 respectively pass through the installation frame 118 and are threadedly connected to the box body 101. When in actual use, the installation frame 118 is fixed to the box body 101 by the plurality of bolts 120, and the transparent plate 119 is used to facilitate observation of the reaction between the wastewater and the flocculant.

[0028] When using the circulating water filtering device for a coal preparation plant of the present embodiment, wastewater is added into the box body 101 through the water inlet pipe 107, and then flocculant is added into the box body 101 through the feed hopper 106, and then the second motor 113 is started, and the output end of the second motor 113 drives the round rod 114 to rotate, and the round rod 114 drives the plurality of stirring rods 115 to rotate, so that the wastewater and the flocculant are mixed, and the solid and liquid in the wastewater are separated, and then the solenoid valve is opened. 105, so that the wastewater is discharged onto the filter conveyor belt 102, and the liquid in the wastewater seeps through the filter conveyor belt 102 and collects at the bottom of the box body 101, and then is discharged through the drain pipe 108 for recycling, and the solid in the wastewater is moved through the filter conveyor belt 102, and finally falls into the collection box 116 for collection. This method can effectively solve the problem in the prior art that fixed sediments in the wastewater are easy to clog the filter plate, thereby affecting the solid-liquid separation efficiency of the wastewater, resulting in low practicality.

[0029] The second embodiment of the present application is:

[0030] Based on the first embodiment, please refer to Figure 4 , Figure 4 It is a structural schematic diagram of the second embodiment of the utility model.

[0031] The utility model provides a circulating water filtering device for a coal preparation plant, which also includes two fixing plates 201 , a cleaning roller 202 and a third motor 203 .

[0032] According to this specific embodiment, the two fixed plates 201 are fixedly connected to the box body 101 and are located on one side of the box body 101. The two ends of the cleaning roller 202 are respectively rotatably connected to the two fixed plates 201. The third motor 203 is fixedly connected to one of the fixed plates 201. The output end of the third motor 203 is fixedly connected to the cleaning roller 202. When in use, the third motor 203 is started, and the output end of the third motor 203 drives the cleaning roller 202 to rotate, thereby cleaning the filter conveyor belt 102.

[0033] When using the circulating water filtration equipment for a coal preparation plant according to the present embodiment, the third motor 203 is started, and the output end of the third motor 203 drives the cleaning roller 202 to rotate, and the solid sediment attached to the filter conveyor belt 102 is cleaned by the brush on the cleaning roller 202, so as to improve the filtering effect of the filter conveyor belt 102.

[0034] The above disclosure is only a preferred embodiment of the present invention, and certainly cannot be used to limit the scope of rights of the present invention. Ordinary technicians in this field can understand that all or part of the processes of the above embodiment and equivalent changes made according to the claims of the present invention still fall within the scope covered by the utility model.

Claims

1. A circulating water filtration device for a coal preparation plant, comprising a housing, characterized in that: It also includes a filtering mechanism, which includes a filter conveyor belt, multiple partitions, a conical bucket, a solenoid valve, a feed hopper, a water inlet pipe, a drain pipe, two inclined plates, a stirring assembly, two groups of rotating assemblies, an observation assembly and a collection assembly. The two groups of rotating assemblies are symmetrically arranged on both sides of the box body, the filter conveyor belt passes through the box body, and the filter conveyor belts are respectively sleeved on the outsides of the two groups of rotating assemblies. Multiple partitions are fixedly connected to the outsides of the filter conveyor belts, the conical bucket is fixedly connected to the inside of the box body, the solenoid valve is fixedly connected to the bottom surface of the conical bucket, the feed hopper and the water inlet pipe are both arranged on the upper surface of the box body, the drain pipe passes through the box body and is fixedly connected to the box body, the two inclined plates are symmetrically arranged on both sides of the box body and are respectively located below the filter conveyor belt, the stirring assembly is arranged inside the box body, the observation assembly is arranged on the outside of the box body, and the collection assembly is arranged at one end of the filter conveyor belt.

2. The circulating water filtration equipment for coal preparation plants according to claim 1, characterized in that: Each group of the rotating components includes two mounting plates, a roller and a first motor. The two mounting plates are fixedly connected to the box and are located on one side of the box. The two ends of the roller are respectively rotatably connected to the two mounting plates. The first motor is fixedly connected to one of the mounting plates, and the output end of the first motor is fixedly connected to the roller.

3. The circulating water filtering equipment for coal preparation plant according to claim 2, characterized in that: The stirring assembly includes a second motor, a round rod and a plurality of stirring rods. The second motor is arranged on the upper surface of the box body. The output end of the second motor passes through the box body and is fixedly connected to the round rod. The plurality of stirring rods are fixedly connected to the round rod and are located on the outside of the round rod.

4. The circulating water filtering equipment for coal preparation plant according to claim 3, characterized in that: The collecting assembly comprises a collecting box and a plurality of rollers. The collecting box is arranged below the filter conveyor belt. The plurality of rollers are fixedly connected to the collecting box and are located on the bottom surface of the collecting box.

5. The circulating water filtering equipment for coal preparation plant according to claim 4, characterized in that: The observation assembly includes a mounting frame, a transparent plate and a plurality of bolts. The mounting frame passes through the box body, the transparent plate is fixedly connected to the inside of the mounting frame, and the plurality of bolts respectively pass through the mounting frame and are threadedly connected to the box body.

6. The circulating water filtering equipment for coal preparation plant according to claim 5, characterized in that: The circulating water filtration equipment for the coal preparation plant also includes two fixed plates, a cleaning roller and a third motor. The two fixed plates are fixedly connected to the box body and are located on one side of the box body. The two ends of the cleaning roller are rotatably connected to the two fixed plates respectively. The third motor is fixedly connected to one of the fixed plates, and the output end of the third motor is fixedly connected to the cleaning roller.

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