CN210700517U - Coal slime filter cake crushing and uniform discharging device - Google Patents

Coal slime filter cake crushing and uniform discharging device Download PDF

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Publication number
CN210700517U
CN210700517U CN201921403305.1U CN201921403305U CN210700517U CN 210700517 U CN210700517 U CN 210700517U CN 201921403305 U CN201921403305 U CN 201921403305U CN 210700517 U CN210700517 U CN 210700517U
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CN
China
Prior art keywords
crushing
coal slime
filter cake
box body
sides
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Expired - Fee Related
Application number
CN201921403305.1U
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Chinese (zh)
Inventor
武思源
孙海军
乐岩
张凯
张英
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Taiyuan Jieanyi Technology Co Ltd
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Taiyuan Jieanyi Technology Co Ltd
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Priority to CN201921403305.1U priority Critical patent/CN210700517U/en
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Publication of CN210700517U publication Critical patent/CN210700517U/en
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Abstract

The utility model provides a broken and even discharge device of coal slime filter cake. Coal slime filter cake is broken and even discharge device includes: a support frame; the material receiving funnel is arranged on the upper part of the supporting frame; the two hydraulic turning plates are respectively arranged on two sides of the top of the receiving hopper; the buffer grating is arranged inside the material receiving funnel and is positioned at the bottom of the material receiving funnel; the lower groove body is arranged in the middle of the supporting frame. The utility model provides a broken and even discharge device of coal slime filter cake is through one set of automatic mechanical device that collects coal slime storage, transportation, breakage in an organic whole, accomplishes the broken and continuous row of filter-pressing coal slime, and then reaches stable product quality, improves coal washing and selects the processing benefit, solves the coal washing and selects in the course of working because filter-pressing coal slime row material is unstable, the material hardens, factors such as outside moisture sneaks into cause the problem of influence to product quality.

Description

Coal slime filter cake crushing and uniform discharging device
Technical Field
The utility model relates to a coal washing processing field especially relates to a broken and even discharge device of coal slime filter cake.
Background
The filter press is a key device for dehydrating fine-fraction coal slime (-below 0.25 mm) widely applied to the coal washing and selecting process, and according to the difference of the processed coal properties, some parts of the fine-fraction coal slime are uniformly sold and used in coarse-fraction end coal products which are mixed after dehydration, such as low-ash coal slime after the coking coal is processed by flotation and coal slime which is not subjected to flotation but has higher heat productivity in the power coal washing and selecting process, and the filter press works and comprises the following steps: compressing, feeding, pressure maintaining, squeezing, cake discharging and the like;
however, the cake discharging and discharging time is generally less than 20% of a work cycle period, so continuous discharging cannot be realized, the intermittent discharging mode is combined with the conveying mode of a scraper plate or a belt conveyor which is commonly adopted at present, the defects of discharging and conveying are overcome, uniform blending of fine-fraction coal slurry products and coarse-fraction end coal products cannot be realized, the quality of blended products is seriously influenced, in addition, the dehydration process of the filter press is completed in a closed box body under a high-pressure condition, the water content is high (not less than 22%) after the dehydration, filter cakes after discharging are easy to harden, the filter cakes which exceed the product granularity requirement are often blended into the coarse-fraction end coal products in a block shape, the key factor is a further factor influencing the product quality after blending, and leakage, overflow, dripping, leakage and filter cloth flushing water generated in the production process of the filter press usually directly falls into the conveying equipment, the moisture of the product is indirectly increased, so that the product quality is influenced, the quality of the coal product not only directly relates to the sale price, but also influences the use efficiency of the product by users, and is one of important factors causing economic disputes in supply and sale relations.
Therefore, it is necessary to provide a device for crushing and uniformly discharging a coal slime filter cake to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a broken and even discharge device of coal slime filter cake has solved the problem that row material is unstable, the material hardens, outside moisture sneaks into.
In order to solve the technical problem, the utility model provides a broken and even discharge device of coal slime filter cake includes: a support frame;
the material receiving funnel is arranged on the upper part of the supporting frame;
the two hydraulic turning plates are respectively arranged on two sides of the top of the receiving hopper;
the buffer grating is arranged inside the material receiving funnel and is positioned at the bottom of the material receiving funnel;
the lower groove body is arranged in the middle of the supporting frame and is connected with the lower part of the material receiving funnel;
the spiral propeller is arranged inside the lower groove body and comprises a driving device, a main shaft and blades, the driving device is arranged on one side of the lower groove body, and an output shaft of the driving device is connected with the main shaft and is used for driving the blades along the outer surface of the main shaft;
the box body is arranged on one side of the lower part of the supporting frame and is connected with a discharge port of the lower groove body;
the crushing stirrer is arranged in the box body and comprises a driving motor and a crushing roller, the driving motor is arranged on one side of the box body, and an output shaft of the driving motor is connected with the crushing roller.
Preferably, the main shaft penetrates through the lower tank body, extends into the tank body and is rotatably connected to two sides of the lower tank body.
Preferably, the outer surface of the main shaft located in the lower groove body is provided with a blade.
Preferably, the crushing stirrer comprises two driving motors, the output shafts of the two driving motors are provided with crushing rollers, and the two crushing rollers penetrate through the inside of the box body.
Preferably, the two sides of the bottom parts of the two sides of the inner wall of the box body are fixedly connected with partition plates, and the tops of the two partition plates are respectively fixed on the two sides of the top part of the inner wall of the box body;
preferably, the inside both sides of box all are provided with crushing structure, two crushing structure includes two big crushing wheels, two the axle center of big crushing wheel all rotate through the support frame connect in the top of the inner wall of box, and be located two one side that the division board is relative, two the front of big crushing wheel is provided with the double flute belt pulley, the bottom of box inner wall just is located two be connected with two little crushing wheels, two through rotating between one side that the division board is relative the front of little crushing wheel all is provided with first belt pulley, two the surface of first belt pulley all through the belt respectively with two the surface transmission of double flute belt pulley is connected.
Preferably, the equal fixedly connected with in both sides of box inner wall smashes the motor, two the equal fixedly connected with second belt pulley of surface of smashing the motor output shaft, two the surface of second belt pulley all through the belt respectively with two the surface transmission of double flute belt pulley is connected.
Compared with the prior art, the utility model provides a broken and even discharge device of coal slime filter cake has following beneficial effect:
the utility model provides a coal slime filter cake crushing and uniform discharging device, a hydraulic turning plate is only opened when a filter press unloads a cake, and the filter cake can smoothly enter a receiving hopper and is temporarily stored in the receiving hopper;
the main shaft can be driven to rotate by starting the driving device, the blades can be driven to rotate by the rotation of the main shaft, the filter cake can be driven to move and crush by the rotation of the blades, and the crushed filter cake can enter the box body through the discharge port when reaching the position of the discharge port;
through driving motor's start-up, can drive two crushing rollers and rotate, at this moment through the rotation of two crushing rollers, just can accomplish the broken dissociation of filter cake under the extrusion of a set of crushing roller and shearing action.
The crushing and continuous discharging of the filter-pressing coal slime are completed through a set of automatic mechanical device integrating coal slime storage, transportation and crushing into a whole, so that the homogenization and blending of fine-fraction coal slime products and coarse-fraction end coal products are realized, the product quality is stabilized, the coal washing processing benefits are improved, and the problem that the product quality is affected by factors such as unstable discharge, material hardening and external water mixing of the filter-pressing coal slime in the coal washing processing process is solved.
Drawings
FIG. 1 is a schematic structural view of a first embodiment of a coal slime filter cake crushing and uniform discharging device provided by the present invention;
FIG. 2 is a side view of the coal slurry filter cake crushing and homogenizing discharge apparatus shown in FIG. 1;
fig. 3 is the structural schematic diagram of the second embodiment of the coal slime filter cake crushing and uniform discharging device provided by the utility model.
Reference numbers in the figures: 1. supporting frame, 2, connect the material funnel, 3, hydraulic pressure turns over the board, 4, buffering grid, 5, lower cell body, 6, screw propeller, 61, drive arrangement, 62, main shaft, 63, blade, 3, base, 4, fixed plate, 7, box, 8, broken agitator, 81, driving motor, 82, crushing roller, 9, division board, 10, crushing structure, 101, big crushing wheel, 102, double flute belt pulley, 103, little crushing wheel, 104, first belt pulley, 105, crushing motor, 106, second belt pulley.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
First embodiment
Referring to fig. 1 and fig. 2, fig. 1 is a schematic structural diagram of a coal slime filter cake crushing and uniform discharging device according to a first embodiment of the present invention; FIG. 2 is a structural side view of the coal slurry filter cake crushing and homogenizing discharging device shown in FIG. 1. The broken and even discharge device of coal slime filter cake includes: a support frame 1;
the material receiving funnel 2 is arranged on the upper part of the supporting frame 1;
the two hydraulic turning plates 3 are respectively arranged on two sides of the top of the receiving hopper 2;
the buffering grating 4 is arranged inside the material receiving funnel 2, and the buffering grating 4 is positioned at the bottom of the material receiving funnel 2;
the lower tank body 5 is arranged in the middle of the supporting frame 1 and is connected with the lower part of the material funnel 2;
the spiral propeller 6 is arranged inside the lower tank body 5, the spiral propeller 6 comprises a driving device 61, a main shaft 62 and blades 63, the driving device 61 is arranged on one side of the lower tank body 5, an output shaft of the driving device 61 is connected with the main shaft 62, and the blades 63 are arranged along the outer surface of the main shaft 62;
the box body 7 is arranged on one side of the lower part of the supporting frame 1, and is connected with a discharge port of the lower groove body 5;
the crushing stirrer 8 is arranged inside the box body 7, the crushing stirrer 8 comprises a driving motor 81 and a crushing roller 82, the driving motor 81 is arranged on one side of the box body 7, and an output shaft of the driving motor 81 is connected with the crushing roller 82.
One end of the main shaft 62 penetrates through the lower tank body 5 and extends to the inside of the tank body 5, and one end of the main shaft 62 extending to the inside of the lower tank body 5 is rotatably connected to the other side of the inner wall of the lower tank body 5.
The outer surface of the main shaft 62 in the lower tank 5 is provided with a blade 63.
The crushing stirrer 8 comprises two driving motors 81, the output shafts of the two driving motors 81 are provided with crushing rollers 82, and one ends of the two crushing rollers 82 penetrate through the box body 7 and extend to the inside of the box body 7.
The material receiving funnel 2 is positioned at the top layer of the device and used for collecting and storing filter cakes, the hydraulic turning plate 3 is opened only when the filter press unloads the filter cakes, the filter cakes can smoothly enter the material receiving funnel 2, the hydraulic turning plate 3 is closed in other working time of the filter press, generated running, overflowing, dripping, leaking and filter cloth flushing water is collected through a liquid receiving groove outside the turning plate and is discharged in a organized manner, the filter cakes fall on the buffering grating 4 after entering the material receiving funnel 2, the first crushing is completed through the grating by utilizing potential energy generated in the free falling process of the filter cakes, the impact force of the falling potential energy of the filter cakes on the main shaft 62 of the spiral propeller can be relieved while the crushing of the filter cakes is realized by the grating;
the spiral propeller 6 is arranged at the lower part of the material receiving hopper 2 and used for stable discharge of filter cakes, and consists of a driving device 61, a main shaft 62 and blades 63, wherein the main shaft 62 and the blades 63 are arranged in the lower groove body 5 and are driven by the driving device 51 to push the filter cakes in the collecting bin to be uniformly propelled to a discharge port along the bottom of the lower groove body 5, the driving device 61 is controlled by a frequency converter, and the propelling speed of the main shaft 62 and the blades 63 is adjusted by a PLC (programmable logic controller) so as to achieve the purpose of prolonging the discharge time, thereby realizing continuous discharge in one cycle period of the; in order to reduce the pushing resistance of the main shaft 62 and the blades 63, the lower tank body 5 is lined with a high polymer plate to reduce the friction coefficient, in addition, the helical blades 63 do cutting relative motion with the materials in the collection bin in the pushing process, the materials can be crushed twice, and the control unit consisting of a PLC and a frequency converter adjusts the helical pushing speed, which is the core for realizing the continuous discharge of filter cakes;
the crushing stirrer 8 is arranged at the lower part of a discharge opening of the screw propeller 6 and used for crushing a filter cake, and consists of a driving motor 81 and crushing rollers 82, after the filter cake conveyed by the screw propeller 6 enters the crushing stirrer 8, the crushing and dissociation are completed under the extrusion and shearing action of a group of crushing rollers, the crushing rollers 82 are arranged in the box body 7 and are driven by the driving motor 81 to rotate in opposite directions, and the extrusion and shearing action of the crushing rollers 82 is the core for completing the crushing of the filter cake;
and this equipment can be equipped with a set of electrical system and as the power supply and the control center of complete equipment, is responsible for at first turning over board 3, screw propeller 6, broken agitator 8 to hydraulic pressure and carry out power output and provide corresponding electrical protection, and according to the work flow who sets for, PLC the control unit function includes: the hydraulic turnover plate 3 is controlled to be opened and closed, the running speed of the screw propeller 6 is adjusted, and the blockage faults of the screw propeller and the crushing stirrer 8 are relieved through forward and reverse rotation adjustment.
The utility model provides a broken and even discharge device of coal slime filter cake's theory of operation as follows:
s1, placing the materials into the receiving hopper 2, opening the hydraulic turning plate 3 only when the filter press unloads the filter cakes, enabling the filter cakes to smoothly enter the receiving hopper 2 and discharging the filter cakes into the spiral propeller 6 through the receiving hopper 2;
s2, the main shaft 62 can be driven to rotate by starting the driving device 61, the blade 63 can be driven to rotate by the rotation of the main shaft 62, the filter cake can be driven to move and crush by the rotation of the blade 63, and the crushed filter cake enters the box body 7 through the discharge opening when reaching the position of the discharge opening;
s3, the two crushing rollers 82 can be driven to rotate by the starting of the driving motor 81, and the crushing and the separation can be completed under the extrusion and the shearing action of a group of crushing rollers 82 by the rotation of the two crushing rollers 82.
Compared with the prior art, the utility model provides a broken and even discharge device of coal slime filter cake has following beneficial effect:
the material is placed in the material receiving funnel 2, the hydraulic turning plate 3 is opened only when the filter press unloads the filter cake, the filter cake can smoothly enter the material receiving funnel 2 and is discharged into the spiral propeller 6 through the material receiving funnel 2;
the main shaft 62 can be driven to rotate by starting the driving device 61, the blades 63 can be driven to rotate by the rotation of the main shaft 62, the filter cake can be driven to move and be crushed by the rotation of the blades 63, and the crushed filter cake enters the box body 7 through the discharge opening when reaching the position of the discharge opening;
through driving motor 81's start-up, can drive two crushing rollers 82 and rotate, at this moment through the rotation of a continuous crushing roller 82, just can accomplish broken dissociation under the extrusion of a set of crushing roller 82 and the shearing action, through one set of collection coal slime storage, the transportation, breakage in the automatic mechanical device of an organic whole, accomplish the broken and continuous row of filter-pressing coal slime, mix with the homogenization of realizing fine fraction coal slime product and coarse fraction end coal product and join in marriage, and then reach stable product quality, improve coal washing and selecting processing benefit, solve in the coal washing and selecting course of working because filter-pressing coal slime arranges the material unstability, the material hardens, factor such as outside moisture is mixed and is caused the problem of influence to product quality.
Second embodiment
Referring to fig. 3, a second embodiment of the present application provides another device for crushing and uniformly discharging a coal slime filter cake, based on the device for crushing and uniformly discharging a coal slime filter cake provided by the first embodiment of the present application. The second embodiment is only the preferred mode of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.
Specifically, the coal slime filter cake crushing and uniform discharging device provided by the second embodiment of the application is different in that the coal slime filter cake crushing and uniform discharging device is characterized in that partition plates 9 are fixedly connected to two sides of the bottoms of two sides of the inner wall of the box body 7, and the tops of the two partition plates 9 are respectively fixed to two sides of the top of the inner wall of the box body 7;
the two sides in the box body 7 are provided with crushing structures 10, the two crushing structures 10 comprise two large crushing wheels 101, the axes of the two large crushing wheels 101 are rotatably connected to the top of the inner wall of the box body 7 through supporting frames and are positioned on one side opposite to the two partition plates 9, the front surfaces of the two large crushing wheels 101 are provided with double-groove belt pulleys 102, the bottom of the inner wall of the box body 7 and positioned on one side opposite to the two partition plates 9 are connected with two small crushing wheels 103 through rotation, the front surfaces of the two small crushing wheels 103 are provided with first belt pulleys 104, the outer surfaces of the two first belt pulleys 104 are respectively in transmission connection with the outer surfaces of the two double-groove belt pulleys 102 through belts, the crushing structures 10 are mainly used for replacing the crushing stirrer 8, and the double-groove belt pulleys 102 are mainly connected with the two belt pulleys through the two belts, once one of the pulleys rotates, the other two pulleys are driven to rotate.
The two sides of the inner wall of the box body 7 are fixedly connected with the crushing motors 105, the outer surfaces of the output shafts of the two crushing motors 105 are fixedly connected with the second belt pulleys 106, the outer surfaces of the two second belt pulleys 106 are respectively in transmission connection with the outer surfaces of the two double-groove belt pulleys 102 through belts, the two second belt pulleys 106 can be driven to rotate by starting the two crushing motors 105, the two double-groove belt pulleys 102 can be driven to rotate by the rotation of the two second belt pulleys 106, the two first belt pulleys 104 can be driven to rotate by the rotation of the double-groove belt pulleys 102, and then the two large crushing wheels 101 and the small crushing wheel 103 can be driven to rotate by the rotation of the two double-groove belt pulleys 102 and the two first belt pulleys 104, the arrangement of the two large crushing wheels 101 mainly carries out primary crushing on large block-shaped materials, can smash the less cubic of bold form material to follow-up crushing little massive material through two little crushing wheels 103, can effectual broken effect of improvement and efficiency.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims (7)

1. The utility model provides a broken and even discharge device of coal slime filter cake which characterized in that includes:
a support frame;
the material receiving funnel is arranged on the upper part of the supporting frame;
the two hydraulic turning plates are respectively arranged on two sides of the top of the receiving hopper;
the buffer grating is arranged inside the material receiving funnel and is positioned at the bottom of the material receiving funnel;
the lower groove body is arranged in the middle of the supporting frame and is connected with the lower part of the material receiving funnel;
the spiral propeller is arranged inside the lower groove body and comprises a driving device, a main shaft and blades, the driving device is arranged on one side of the lower groove body, and an output shaft of the driving device is connected with the main shaft and is used for driving the blades along the outer surface of the main shaft;
the box body is arranged on one side of the lower part of the supporting frame and is connected with a discharge port of the lower groove body;
the crushing stirrer is arranged in the box body and comprises a driving motor and a crushing roller, the driving motor is arranged on one side of the box body, and an output shaft of the driving motor is connected with the crushing roller.
2. The coal slime filter cake crushing and uniform discharging device as claimed in claim 1, wherein the main shaft penetrates through the inside of the lower tank body and is rotatably connected to two sides of the lower tank body.
3. The coal slime filter cake crushing and uniform discharging device as claimed in claim 2, wherein the outer surface of the main shaft inside the tank body is provided with blades.
4. The coal slime filter cake crushing and uniform discharging device as claimed in claim 1, wherein the crushing stirrer comprises two driving motors, the output shafts of the two driving motors are provided with two crushing rollers, and the two crushing rollers penetrate through the inside of the box body.
5. The coal slime filter cake crushing and uniform discharging device as claimed in claim 1, wherein the bottoms of both sides of the inner wall of the box body are fixedly connected with partition plates, and the tops of the two partition plates are respectively fixed on both sides of the top of the inner wall of the box body.
6. The coal slime filter cake crushing and uniform discharging device according to claim 5, wherein the two sides inside the box body are provided with two crushing structures, two crushing structures comprise two large crushing wheels, two the axes of the large crushing wheels are connected to the top of the inner wall of the box body through the rotation of the supporting frame, and are located two one sides opposite to the separation plates are provided with two grooved belt pulleys in the front of the large crushing wheels, the bottom of the inner wall of the box body is located two one sides opposite to the separation plates are connected with two small crushing wheels through the rotation, two the front of the small crushing wheels is provided with a first belt pulley, and two the outer surface of the first belt pulley is respectively connected with two outer surface transmission of the grooved belt pulleys through a belt.
7. The coal slime filter cake crushing and uniform discharging device as claimed in claim 6, wherein the crushing motors are fixedly connected to both sides of the inner wall of the box body, the second belt pulleys are fixedly connected to the outer surfaces of the output shafts of the two crushing motors, and the outer surfaces of the two second belt pulleys are in transmission connection with the outer surfaces of the two double-groove belt pulleys through belts.
CN201921403305.1U 2019-08-27 2019-08-27 Coal slime filter cake crushing and uniform discharging device Expired - Fee Related CN210700517U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921403305.1U CN210700517U (en) 2019-08-27 2019-08-27 Coal slime filter cake crushing and uniform discharging device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921403305.1U CN210700517U (en) 2019-08-27 2019-08-27 Coal slime filter cake crushing and uniform discharging device

Publications (1)

Publication Number Publication Date
CN210700517U true CN210700517U (en) 2020-06-09

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ID=70956828

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921403305.1U Expired - Fee Related CN210700517U (en) 2019-08-27 2019-08-27 Coal slime filter cake crushing and uniform discharging device

Country Status (1)

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CN (1) CN210700517U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113368994A (en) * 2021-06-01 2021-09-10 安徽理工大学 Device for crushing filter cake and proportioning mixed materials
CN116022521A (en) * 2023-02-01 2023-04-28 太原杰安易科技有限公司 Belt conveying system based on image recognition algorithm and belt detection

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113368994A (en) * 2021-06-01 2021-09-10 安徽理工大学 Device for crushing filter cake and proportioning mixed materials
CN116022521A (en) * 2023-02-01 2023-04-28 太原杰安易科技有限公司 Belt conveying system based on image recognition algorithm and belt detection
CN116022521B (en) * 2023-02-01 2023-06-16 太原杰安易科技有限公司 Belt conveying system based on image recognition algorithm and belt detection

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