CN112691878B - Iron ore tailing resourceful comprehensive utilization processing apparatus - Google Patents
Iron ore tailing resourceful comprehensive utilization processing apparatus Download PDFInfo
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- CN112691878B CN112691878B CN202011461781.6A CN202011461781A CN112691878B CN 112691878 B CN112691878 B CN 112691878B CN 202011461781 A CN202011461781 A CN 202011461781A CN 112691878 B CN112691878 B CN 112691878B
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Abstract
The invention discloses a resource comprehensive utilization and treatment device for iron ore tailings, which comprises a main separation tank, an auxiliary separation tank and a communicating pipe for connecting the main separation tank and the auxiliary separation tank, wherein the communicating pipe is obliquely arranged, an interception device is arranged on the main separation tank at the position of the communicating pipe, and a material storage plate is fixedly connected to one side of the main separation tank; according to the invention, the intercepting device is arranged on the communicating pipe between the main separating tank and the auxiliary separating tank, when the tailings in the auxiliary separating tank are less, the larger particles of the residual intermediate product intercepted by the material storage disc can reach the bottom again along with the rotation of the shifting plate, and then enter the auxiliary separating tank through the communicating pipe, through the intercepting action of the shifting plate, the intermediate product is reduced to quickly enter the subsequent screening process, the blocking probability is reduced, the screening efficiency is improved, and meanwhile, the tailings are divided into four grades according to the size through the screening of the first screen, the second screen and the third screen, so that the screening effect of the tailings is ensured.
Description
Technical Field
The invention belongs to the technical field of iron ore treatment equipment, and particularly relates to a comprehensive utilization treatment device for recycling iron ore tailings.
Background
The iron tailings are wastes after mineral separation and are main components of industrial solid wastes; at present, the comprehensive utilization rate of tailings in China is only 7%, and the quantity of iron tailings stored in a stockpile mode is up to billions of tons, which accounts for about 1/3 of the total quantity of all tailings stored in a stockpile mode. Therefore, the comprehensive recycling problem of the iron tailings is widely concerned by the whole society; at present, the comprehensive treatment device for iron tailings in the prior art can treat the iron tailings, utilize coarse sand in the iron tailings, and generate building materials and the like.
Because current iron ore tailing comprehensive utilization processing apparatus is when separating the tailing of not unidimensional, if the intermediate product that sieves in the tailing and produce when more, the intermediate product can enter into next screening process in a large number, and then causes next screening process to block up easily, reduces the efficiency of screening.
Therefore, the invention provides a comprehensive utilization and treatment device for recycling iron ore tailings, which is necessary for solving the problems, and can reduce the possibility that the intermediate product enters a subsequent screening process quickly, reduce the blocking probability and improve the screening efficiency when the iron ore tailings are treated and the intermediate product is more.
Disclosure of Invention
Aiming at the problems, the invention provides a comprehensive utilization and treatment device for iron ore tailings, which is used for solving the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a resource comprehensive utilization and treatment device for iron ore tailings comprises a main separation tank, an auxiliary separation tank and a communicating pipe for connecting the main separation tank and the auxiliary separation tank, wherein the communicating pipe is obliquely arranged, an interception device is arranged on the main separation tank at the position of the communicating pipe, a material storage plate is fixedly connected to one side of the main separation tank, and the material storage plate extends into the main separation tank; the front sides of the main separating tank and the auxiliary separating tank are communicated with material guide plates; a first screen is arranged in the main separation tank, a second screen is arranged at the bottom of the first screen, the height of the first screen gradually decreases towards the front side, the height of the second screen gradually decreases towards the communicating pipe, and the apertures of the first screen, the third screen and the second screen are sequentially reduced; the top parts of the main separation tank and the auxiliary separation tank are both fixedly connected with tail gas pipes, and the end parts of the tail gas pipes are fixedly connected with the same dust collector; wherein the content of the first and second substances,
the intercepting device comprises a fixing plate, one surface of the fixing plate, which is close to the main separation tank, is connected with the main separation tank through a connecting rod, one side of the fixing plate is provided with a motor, the other side of the fixing plate is provided with a storage tray, the storage tray penetrates through the communicating pipe and is communicated with two parts of the communicating pipe, and the two parts of the communicating pipe are matched with the inner wall of the bottom of the storage tray; the wall thickness of the outer edge of the material storage disc gradually decreases towards the direction close to the auxiliary separating tank; a plurality of shifting plates are uniformly distributed at the end part of an output shaft of the motor along the circumferential direction, the shifting plates are positioned in the storage disc, and the free ends of the shifting plates are contacted with the outer edge of the inner wall of the storage disc; the surface of the poking plate is provided with a plurality of through holes in a penetrating manner.
Preferably, be located motor output shaft direction of rotation rear side dial the one side of board and go up articulated have a vertical plate, the free end of vertical plate is most advanced, is located between vertical plate and the storage disc outer fringe dial the board surface and seted up the mounting groove, the inside activity fixedly connected with baffle of mounting groove, baffle one end is located the mounting groove outside, and the other end of baffle installs the position department of keeping away from the vertical plate in the mounting groove.
Preferably, adjacent two all be provided with the elastic plate between dialling the board, the elastic plate is close to the output shaft of motor, and pegs graft on the elastic plate and have the carriage release lever, and the one end fixedly connected with buffer board of the output shaft of motor is kept away from to the carriage release lever, and carriage release lever other end fixedly connected with stretch cord, stretch cord one end is connected on adjacent dialling the board.
Preferably, the both ends of the buffer plate are close to the elastic plate gradually, and the buffer plate is close to one side of the elastic plate and is fixedly connected with a plurality of protruding balls.
Preferably, the free end of the vertical plate is a tip, and the surface opposite to the baffle is a plane.
Preferably, a contact pad is arranged on one side of the baffle close to the vertical plate, and the contact pad is made of a rubber material.
Preferably, the position of the bottom of the storage tray, which is close to the rear side, is provided with a filter hole, and the height of the filter hole gradually decreases towards the rear side.
Preferably, the first screen is flush with the top end of the guide plate on the main separation tank, and the second screen is flush with the top end of the communicating pipe; no. three screens and the stock guide parallel and level on the vice knockout drum, and the stock guide parallel and level on communicating pipe bottom and the vice knockout drum.
The invention has the technical effects and advantages that:
1. according to the invention, the intercepting device is arranged on the communicating pipe between the main separating tank and the auxiliary separating tank, the motor drives the shifting plate to move in the storage tray, so that the shifting plate can drive the intermediate product at the bottom of the storage tray upwards, the intermediate product can be stored in the storage tray, and the through holes can not enable the tailings with smaller particles in the intermediate product to be stored in the storage tray and enter the auxiliary separating tank, so that the tailings with smaller particles can be rapidly screened out through the third screen, when the tailings in the auxiliary separating tank are less, the larger particles of the residual intermediate product intercepted by the storage tray can reach the bottom again along with the rotation of the shifting plate and then enter the auxiliary separating tank through the communicating pipe, and through the intercepting function of the shifting plate, the intermediate product can be rapidly entered into the subsequent screening process, the blocking probability is reduced, the screening efficiency is improved, and meanwhile, the first screen is used for screening, The second screen and the third screen are used for screening, so that the tailings are divided into four grades according to the size, and the screening effect of the tailings is ensured;
2. according to the invention, the vertical plate is hinged to one surface of the shifting plate positioned at the rear side of the rotation direction of the motor output shaft, when an intermediate product passes through the vertical plate, the intermediate product can extrude the vertical plate, so that the free end of the vertical plate deflects to the baffle plate, after the vertical plate is contacted with the baffle plate, the vertical plate is in an inclined state relative to the shifting plate, and as the vertical plate drives the torsion spring to rotate, the impact energy of the intermediate product can be consumed by the rotation of the vertical plate, so that the impact force on the material storage disc is reduced;
3. according to the invention, the elastic plates are arranged between two adjacent shifting plates, the intermediate product impacts the elastic plates to play a buffering role, and simultaneously the buffer plates also play a blocking role on the intermediate product, so that a part of materials impacting the elastic plates are blocked, the buffer plates drive the moving rods, the moving rods stretch the elastic ropes, a part of impact force of the intermediate product is consumed, and the service lives of the elastic plates and the motor are prolonged.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a side sectional view of the magazine of the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 3 according to the present invention;
FIG. 5 is a side sectional view of the main separator tank of the present invention;
FIG. 6 is a schematic perspective cut-away view of a magazine plate of the present invention.
In the figure: the device comprises a main separating tank 1, an auxiliary separating tank 2, a communicating pipe 3, an interception device 4, a fixing plate 41, a motor 42, a storage disc 43, a shifting plate 44, a through hole 45, a storage plate 5, a material guide plate 6, a first screen 7, a second screen 8, a tail gas pipe 9, a dust collector 10, a vertical plate 11, a mounting groove 12, a baffle 13, an elastic plate 14, a moving rod 15, a buffer plate 16, an elastic rope 17, a convex ball 18, a contact pad 19, a filtering hole 20 and a third screen 21.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a resource comprehensive utilization and treatment device for iron ore tailings as shown in figures 1-6, which comprises a main separation tank 1, an auxiliary separation tank 2 and a communicating pipe 3 for connecting the main separation tank 1 and the auxiliary separation tank 2, wherein the communicating pipe 3 is obliquely arranged, the main separation tank 1 at the position of the communicating pipe 3 is provided with an interception device 4, one side of the main separation tank 1 is fixedly connected with a material storage plate 5, and the material storage plate 5 extends into the main separation tank 1; the front sides of the main separating tank 1 and the auxiliary separating tank 2 are both communicated with a material guide plate 6; a first screen 7 is arranged in the main separation tank 1, a second screen 8 is arranged at the bottom of the first screen 7, the height of the first screen 7 gradually decreases towards the front side, the height of the second screen 8 gradually decreases towards the communication pipe 3, and the apertures of the first screen 7, the third screen 21 and the second screen 8 are sequentially reduced; the top parts of the main separating tank 1 and the auxiliary separating tank 2 are both fixedly connected with an exhaust pipe 9, and the end part of the exhaust pipe 9 is fixedly connected with the same dust collector 10; wherein the content of the first and second substances,
the interception device 4 comprises a fixing plate 41, one surface of the fixing plate 41, which is close to the main separation tank 1, is connected with the main separation tank 1 through a connecting rod, a motor 42 is arranged on one side of the fixing plate 41, a storage tray 43 is arranged on the other side of the fixing plate 41, the storage tray 43 penetrates through the communication pipe 3 and is communicated with two parts of the communication pipe 3, and the two parts of the communication pipe 3 are matched with the inner wall of the bottom of the storage tray 43; the wall thickness of the outer edge of the material storage disc 43 is gradually reduced towards the direction close to the auxiliary separating tank 2; a plurality of shifting plates 44 are uniformly distributed at the end part of the output shaft of the motor 42 along the circumferential direction, the shifting plates 44 are positioned in the storage disc 43, and the free ends of the shifting plates 44 are contacted with the outer edge of the inner wall of the storage disc 43; the surface of the shifting plate 44 is provided with a plurality of through holes 45 in a penetrating way.
As a specific embodiment of the present invention, a vertical plate 11 is hinged to one surface of the dial plate 44 located at the rear side of the rotation direction of the output shaft of the motor 42, the free end of the vertical plate 11 is a tip, an installation groove 12 is formed in the surface of the dial plate 44 located between the vertical plate 11 and the outer edge of the material storage disc 43, a baffle 13 is movably and fixedly connected inside the installation groove 12, one end of the baffle 13 is located outside the installation groove 12, and the other end of the baffle 13 is installed in the installation groove 12 at a position far away from the vertical plate 11; when the intermediate product trapped by the shifting plate 44 rises along with the shifting plate 44, when the shifting plate 44 rises, the intermediate product approaches the output shaft of the motor 42, when the shifting plate 44 reaches the top and rotates towards the bottom, the intermediate product can be separated from the shifting plate 44 and fall onto the adjacent shifting plate 44, when the adjacent shifting plate 44 rotates downwards, the intermediate product can slide along the shifting plate 44 and impact on the inner wall of the storage tray 43, so that the service life of the storage tray 43 is reduced, therefore, a vertical plate 11 is hinged on one surface of the shifting plate 44 positioned at the rear side of the rotation direction of the output shaft of the motor 42, when the intermediate product passes through the vertical plate 11, the intermediate product can extrude the vertical plate 11, so that the free end of the vertical plate 11 deflects towards the baffle 13, when the vertical plate 11 is contacted with the baffle 13, the vertical plate 11 is in an inclined state relative to the shifting plate 44, and because the vertical plate 11 drives the torsion spring to rotate, the impact energy of the intermediate product is consumed by the rotation of the vertical plate 11, thereby reducing the impact force on the material storage tray 43.
As a specific embodiment of the present invention, an elastic plate 14 is disposed between two adjacent dial plates 44, the elastic plate 14 is close to an output shaft of the motor 42, a moving rod 15 is inserted into the elastic plate 14, one end of the moving rod 15, which is far away from the output shaft of the motor 42, is fixedly connected to a buffer plate 16, the other end of the moving rod 15 is fixedly connected to an elastic cord 17, and one end of the elastic cord 17 is connected to the adjacent dial plate 44; when the intermediate product intercepted by the shifting plate 44 rises along with the shifting plate 44, when the current shifting plate 44 rises, the intermediate product is close to the output shaft of the motor 42 to generate impact on the output shaft of the motor 42, the elastic plate 14 is arranged between every two adjacent shifting plates 44, the intermediate product impacts the elastic plate 14 to play a role in buffering, meanwhile, the buffer plate 16 also plays a role in blocking the intermediate product, so that a part of material impacting the elastic plate 14 is blocked, the buffer plate 16 drives the moving rod 15, the moving rod 15 stretches the elastic rope 17, a part of impact force of the intermediate product is consumed, and the service lives of the elastic plate 14 and the motor 42 are prolonged.
As a specific embodiment of the present invention, two ends of the buffer plate 16 gradually approach the elastic plate 14, and one surface of the buffer plate 16, which is close to the elastic plate 14, is fixedly connected with a plurality of protruding balls 18; after buffer board 16 pastes tight elastic plate 14, protruding ball 18 and elastic plate 14 contact and then can make partly intermediate product enter into the clearance between elastic plate 14 and the buffer board 16, after rotating to a certain degree, when the impact of intermediate product to storage tray 43 edge, the intermediate product in the clearance between elastic plate 14 and the buffer board 16 can receive blockking of buffer board 16, and then can prevent that the whole striking storage tray 43 of intermediate product, further protected storage tray 43.
As a specific embodiment of the present invention, the free end of the vertical plate 11 is a tip, and a surface opposite to the baffle 13 is a plane; when the intermediate product falls, the intermediate product collides with the tip of the vertical plate 11, and the intermediate product can be crushed.
As an embodiment of the present invention, a contact pad 19 is disposed on a side of the baffle 13 close to the vertical plate 11, and the contact pad 19 is made of a rubber material; the contact pad 19 made of a rubber material can prevent an impact force generated when the vertical plate 11 is in contact with the barrier 13.
As a specific embodiment of the present invention, the bottom of the storage tray 43 is provided with a filter hole 20 at a position close to the rear side, and the height of the filter hole 20 gradually decreases toward the rear side; the filtering holes 20 can discharge the intermediate product with a proper aperture from the storage tray 43 without entering the auxiliary separating tank 2, and the height of the filtering holes 20 gradually decreases towards the rear side, so that the intermediate product can conveniently slide out of the filtering holes 20.
As a specific embodiment of the invention, the first screen 7 is flush with the top end of the material guide plate 6 on the main separation tank 1, and the second screen 8 is flush with the top end of the communicating pipe 3; no. three screens 21 and the stock guide 6 on the vice knockout drum 2 parallel and level, and 3 bottoms of communicating pipes are with the stock guide 6 on the vice knockout drum 2 parallel and level.
The working principle of the invention is as follows:
referring to the attached drawings 1-6 of the specification, when the conventional iron ore tailing comprehensive utilization treatment device is used for separating tailings with different sizes, if more intermediate products are generated by screening in the tailings, the intermediate products can enter the next screening process in a large amount, so that the next screening process is easy to block, and the screening efficiency is reduced, therefore, the invention mainly solves the problems that how to treat the iron ore tailings and increase the number of the intermediate products, the intermediate products can enter the subsequent screening process more quickly, the blocking probability is reduced, and the screening efficiency is improved; the specific measures and the using process are as follows: the method comprises the steps of arranging an interception device 4 on a communicating pipe 3 between a main separation tank 1 and an auxiliary separation tank 2, placing iron ore tailings on a material storage plate 5, then pushing the iron ore tailings onto a first screen 7 from the material storage plate 5, sliding a first-grade tailings out of a material guide plate 6 on the front side of the main separation tank 1, enabling tailings smaller than the first grade to fall onto a second screen 8 from the first screen 7, enabling the tailings smaller than the second screen 8 to fall off the main separation tank 1 through the second screen 8, enabling tailings larger than the second screen 8 to enter an auxiliary separation tank 2 through the communicating pipe 3, enabling intermediate products larger than the third screen 21 to slide out of the material guide plate 6 on the front side of the auxiliary separation tank 2, enabling the intermediate products smaller than the third screen 21 to penetrate through the third screen 21, falling out of the bottom of the auxiliary separation tank 2, and screening through the first screen 7, the second screen 8 and the third screen 21, the tailings are divided into four grades according to the size, so that the screening effect of the tailings is ensured; when the intermediate product is excessively generated and enters the auxiliary separation tank 2 through the communication pipe 3, in order to prevent the inside of the auxiliary separation tank 2 from being excessively accumulated to cause the blockage of the third screen 21, the motor 42 can be started, the motor 42 drives the shifting plate 44 to move in the storage tray 43 by driving the shifting plate 1, the shifting plate 44 can drive the intermediate product at the bottom of the storage tray 43 upwards, the intermediate product can be stored in the storage tray 43, the through hole 45 formed in the shifting plate 44 can enable the tailings with smaller particles in the intermediate product to pass through, the tailings with the specification can not be stored in the storage tray 43 by the shifting plate 44, the tailings with smaller particles can be moved out from the storage tray 43 and finally enter the auxiliary separation tank 2, the tailings with smaller particles can rapidly penetrate through the third screen 21 to be screened out, when the tailings in the auxiliary separation tank 2 are less, the larger particles of the residual intermediate product intercepted by the storage tray 43 can reach the bottom again along with the rotation of the shifting plate 44, and then enters the inside of the auxiliary separation tank 2 through the communicating pipe 3, and the interception function of the shifting plate 44 reduces the possibility that the intermediate product enters the subsequent screening process more quickly, reduces the blockage rate and improves the screening efficiency.
Although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. The utility model provides an iron ore tailing resourceful comprehensive utilization processing apparatus, includes main knockout drum (1), vice knockout drum (2) and communicating pipe (3) of connecting main knockout drum (1) and vice knockout drum (2), slope setting, its characterized in that communicating pipe (3): an interception device (4) is arranged on the main separation tank (1) at the position of the communicating pipe (3), a material storage plate (5) is fixedly connected to one side of the main separation tank (1), and the material storage plate (5) extends into the main separation tank (1); the front sides of the main separating tank (1) and the auxiliary separating tank (2) are communicated with a material guide plate (6); a first screen (7) is installed inside the main separation tank (1), a second screen (8) is installed at the bottom of the first screen (7), the height of the first screen (7) gradually decreases towards the front side, the height of the second screen (8) gradually decreases towards the communicating pipe (3), and the apertures of the first screen (7), the third screen (21) and the second screen (8) are sequentially reduced; the top parts of the main separating tank (1) and the auxiliary separating tank (2) are fixedly connected with tail gas pipes (9), and the end parts of the tail gas pipes (9) are fixedly connected with the same dust collector (10); wherein the content of the first and second substances,
the intercepting device (4) comprises a fixing plate (41), one surface, close to the main separation tank (1), of the fixing plate (41) is connected with the main separation tank (1) through a connecting rod, a motor (42) is arranged on one side of the fixing plate (41), a storage disc (43) is arranged on the other side of the fixing plate (41), the storage disc (43) penetrates through the communicating pipe (3) and is communicated with two parts of the communicating pipe (3), and the two parts of the communicating pipe (3) are matched with the inner wall of the bottom of the storage disc (43); the wall thickness of the outer edge of the material storage disc (43) gradually decreases towards the direction close to the auxiliary separation tank (2); a plurality of shifting plates (44) are uniformly distributed at the end part of an output shaft of the motor (42) along the circumferential direction, the shifting plates (44) are positioned in the storage disc (43), and the free ends of the shifting plates (44) are in contact with the outer edge of the inner wall of the storage disc (43); a plurality of through holes (45) are arranged on the surface of the shifting plate (44) in a penetrating way;
a vertical plate (11) is hinged to one surface of the shifting plate (44) which is located on the rear side of the rotation direction of the output shaft of the motor (42), the free end of the vertical plate (11) is a tip end, a mounting groove (12) is formed in the surface of the shifting plate (44) which is located between the vertical plate (11) and the outer edge of the material storage disc (43), a baffle (13) is movably and fixedly connected to the inside of the mounting groove (12), one end of the baffle (13) is located on the outer side of the mounting groove (12), and the other end of the baffle (13) is mounted in the mounting groove (12) at a position far away from the vertical plate (11);
two adjacent dial all be provided with between board (44) springboard (14), springboard (14) are close to the output shaft of motor (42), and peg graft on springboard (14) and have carriage release lever (15), and carriage release lever (15) keep away from the one end fixedly connected with buffer board (16) of the output shaft of motor (42), and carriage release lever (15) other end fixedly connected with stretch cord (17), stretch cord (17) one end is connected on adjacent board (44) of dialling.
2. The iron ore tailing resource comprehensive utilization treatment device according to claim 1, characterized in that: the two ends of the buffer plate (16) are gradually close to the elastic plate (14), and one surface of the buffer plate (16) close to the elastic plate (14) is fixedly connected with a plurality of protruding balls (18).
3. The iron ore tailing resource comprehensive utilization treatment device according to claim 1, characterized in that: the free end of the vertical plate (11) is a tip end, and the surface opposite to the baffle (13) is a plane.
4. The iron ore tailing resource comprehensive utilization treatment device according to claim 1, characterized in that: a contact pad (19) is arranged on one surface of the baffle plate (13) close to the vertical plate (11), and the contact pad (19) is made of rubber materials.
5. The iron ore tailing resource comprehensive utilization treatment device according to claim 1, characterized in that: the bottom of the material storage disc (43) is provided with a filtering hole (20) at a position close to the rear side, and the height of the filtering hole (20) gradually decreases towards the rear side.
6. The iron ore tailing resource comprehensive utilization treatment device according to claim 1, characterized in that: the first screen (7) is flush with the top end of the material guide plate (6) on the main separation tank (1), and the second screen (8) is flush with the top end of the communicating pipe (3); the third screen (21) is flush with the material guide plate (6) on the auxiliary separating tank (2), and the bottom end of the communicating pipe (3) is flush with the material guide plate (6) on the auxiliary separating tank (2).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011461781.6A CN112691878B (en) | 2020-12-14 | 2020-12-14 | Iron ore tailing resourceful comprehensive utilization processing apparatus |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011461781.6A CN112691878B (en) | 2020-12-14 | 2020-12-14 | Iron ore tailing resourceful comprehensive utilization processing apparatus |
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| CN112691878A CN112691878A (en) | 2021-04-23 |
| CN112691878B true CN112691878B (en) | 2022-05-03 |
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| KR20170098606A (en) * | 2016-02-22 | 2017-08-30 | 김애영 | Aggregate or mineral sealed drying screen apparatus |
| CN208839956U (en) * | 2018-06-05 | 2019-05-10 | 上海恒业分子筛股份有限公司 | A kind of graininess chemical industry raw material screening machine |
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| CN111420603A (en) * | 2020-04-01 | 2020-07-17 | 马慧慧 | Dry-type mixing tank |
| CN211665481U (en) * | 2020-01-20 | 2020-10-13 | 浙江路之友工程机械有限公司 | Movable three-layer screening equipment |
| CN211707398U (en) * | 2020-01-13 | 2020-10-20 | 莱州市西由种业有限公司 | Corn seed edulcoration screening equipment |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8790443B2 (en) * | 2011-04-12 | 2014-07-29 | Thomas A. Valerio | Method and system for processing an iron ore tailings byproduct |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20170098606A (en) * | 2016-02-22 | 2017-08-30 | 김애영 | Aggregate or mineral sealed drying screen apparatus |
| CN208839956U (en) * | 2018-06-05 | 2019-05-10 | 上海恒业分子筛股份有限公司 | A kind of graininess chemical industry raw material screening machine |
| CN209318131U (en) * | 2018-12-07 | 2019-08-30 | 潘小丽 | A kind of sand sieving machine of high-rise building construction |
| CN211707398U (en) * | 2020-01-13 | 2020-10-20 | 莱州市西由种业有限公司 | Corn seed edulcoration screening equipment |
| CN211665481U (en) * | 2020-01-20 | 2020-10-13 | 浙江路之友工程机械有限公司 | Movable three-layer screening equipment |
| CN111420603A (en) * | 2020-04-01 | 2020-07-17 | 马慧慧 | Dry-type mixing tank |
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| CN112691878A (en) | 2021-04-23 |
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