CN114798091B - Efficient mineral separation device for tunnel excavation - Google Patents
Efficient mineral separation device for tunnel excavation Download PDFInfo
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- CN114798091B CN114798091B CN202210401471.8A CN202210401471A CN114798091B CN 114798091 B CN114798091 B CN 114798091B CN 202210401471 A CN202210401471 A CN 202210401471A CN 114798091 B CN114798091 B CN 114798091B
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- fixedly connected
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- sliding
- thick bamboo
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/10—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls with one or a few disintegrating members arranged in the container
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
- B02C17/22—Lining for containers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
- B02C23/24—Passing gas through crushing or disintegrating zone
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
- B08B7/02—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by distortion, beating, or vibration of the surface to be cleaned
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Combined Means For Separation Of Solids (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
The invention discloses a high-efficiency mineral separation device for tunnel excavation, and relates to the technical field of tunnel excavation. This high-efficient ore dressing device that tunnel was excavated, including crushing section of thick bamboo, the outer wall fixedly connected with gear of crushing section of thick bamboo, the inner wall fixedly connected with interior welt of crushing section of thick bamboo, be provided with anti-adhesion mechanism between crushing section of thick bamboo and the interior welt, the upper end and the lower extreme of spliced pole respectively with the inner wall of crushing section of thick bamboo and the outer wall fixed connection of interior welt. This high-efficient ore dressing device that tunnel was excavated can drive the vibrating plate and rotate when smashing the section of thick bamboo and rotate, when making the vibrating plate rotate to the upside of interior welt, because the perpendicular downward power that does not receive crushing section of thick bamboo inner wall influence of vibrating plate this moment is biggest, can make the vibrating plate push down the slider and make the inside that the slider extrudeed the slide rail with spacing soft rod to make the vibrating plate drop fast, thereby strike on the outer wall of interior welt, shake down the mineral powder of adhesion on the interior welt, thereby reduce the mineral powder of adhesion on the interior welt.
Description
Technical Field
The invention relates to the technical field of tunnel excavation, in particular to a high-efficiency mineral separation device for tunnel excavation.
Background
Beneficiation is a process of selecting useful minerals from the collected mineral raw materials according to differences in physical properties, physicochemical properties and chemical properties of various minerals. The machine for implementing the process is called a mineral separation machine, the mineral separation machine is divided into crushing, grinding, screening, sorting (sorting) and dewatering machines according to the mineral separation process, in recent years, a ball mill is the most common grinding equipment, the ball mill is used for crushing materials by means of impact and grinding actions of media on the materials, in the process of crushing mechanical processes of the media on the materials, the media are used as energy media for converting external energy into crushing forces on the materials to crush the materials, in the process of crushing the materials by the ball mill, if the particle size of the crushed materials is smaller, the ore powder is adhered to an inner lining plate, the impact of subsequent grinding balls on the ore is absorbed by the ore powder, so that the grinding effect is poor, and therefore, a device is needed for reducing the adhesion of the ore powder on the inner lining plate.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a high-efficiency ore dressing device for tunnel excavation, which achieves the aim of reducing the adhesion of mineral powder on an inner lining plate.
In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides a high-efficient ore dressing device of tunnel excavation, includes crushing section of thick bamboo, the outer wall fixedly connected with gear of crushing section of thick bamboo, the inner wall fixedly connected with interior welt of crushing section of thick bamboo, be provided with anti-adhesion mechanism between crushing section of thick bamboo and the interior welt, be provided with the spliced pole between interior welt and the crushing section of thick bamboo, the upper end and the lower extreme of spliced pole respectively with the inner wall of crushing section of thick bamboo and the outer wall fixed connection of interior welt;
the anti-adhesion mechanism comprises a vibrating plate, a connecting rod and a sliding rail, wherein a sliding hole is formed in the middle of the rear side of the vibrating plate, the outer wall of the connecting column is in sliding connection with the inner wall of the sliding hole, the lower surface of the vibrating plate is hinged to the upper end of the connecting rod, and the lower side of the sliding rail is fixedly connected with the outer wall of the inner lining plate.
Preferably, the anti-adhesion mechanism further comprises a sliding block, a limiting soft rod, a spring, an exhaust mechanism, a first magnet and a second magnet, wherein the outer wall of the sliding block is in sliding connection with the inner wall of the sliding rail, the outer wall of the sliding block is hinged to the lower end of the connecting rod, a jack is arranged on the sliding rail, the outer wall of the limiting soft rod is in sliding connection with the inner wall of the jack, the upper side of the outer wall of the limiting soft rod is connected with the outer wall of the sliding rail through the spring, the exhaust mechanism is arranged inside the inner lining plate, a sliding groove is formed in the vibrating plate, the outer wall of the second magnet is in sliding connection with the inner wall of the sliding groove, and the outer wall of the first magnet is fixedly connected with the inner wall of the crushing cylinder.
Preferably, the exhaust mechanism comprises an air bag, a fixed ring, a fixed pile, an elastic sheet and a deslagging mechanism, wherein the upper side of the air bag is fixedly connected with the lower surface of the vibrating plate, the lower side of the air bag is fixedly connected with the upper side of the fixed ring, the lower side of the fixed ring is fixedly connected with the outer wall of the inner lining plate, the side wall of the fixed ring is provided with a one-way valve, the input side of the one-way valve is the left side, the inner lining plate is provided with an exhaust port, the inner wall of the exhaust port is in sliding connection with the outer wall of the fixed pile, the outer wall of the fixed pile is connected with the inner wall of the exhaust port through the elastic sheet, and the deslagging mechanism is arranged inside the fixed pile.
Preferably, the deslagging mechanism comprises a limiting block, a pull rope, an air exhaust block and an elastic rod, wherein a clamping groove is formed in the lower side of the interior of the fixed pile, the inner wall of the clamping groove is in sliding connection with the outer wall of the limiting block, the outer wall of the limiting block is fixedly connected with one end of the pull rope, the other end of the pull rope penetrates through the fixed pile and is fixedly connected with the outer wall of the air exhaust block, a round hole is formed in the bottom of the fixed pile, the outer wall of the air exhaust block is in sliding connection with the inner wall of the round hole, and an opening is formed in the side portion of the air exhaust block.
Preferably, an exhaust channel is arranged in the fixing pile, and the upper surface of the exhaust block is connected with the inner wall of the exhaust channel through a spring rod.
Preferably, the lower end of the limiting soft rod is inclined to the left, and the outer wall of the limiting soft rod is in contact with the outer wall of the sliding block.
Preferably, the second magnet has opposite poles on a surface adjacent to the first magnet.
The invention provides a high-efficiency mineral separation device for tunnel excavation. The beneficial effects are as follows:
1. this high-efficient ore dressing device that tunnel was excavated can drive the vibrating plate and rotate when smashing the section of thick bamboo and rotate, when making the vibrating plate rotate to the upside of interior welt, because the perpendicular downward power that does not receive crushing section of thick bamboo inner wall influence of vibrating plate this moment is biggest, can make the vibrating plate push down the slider and make the inside that the slider extrudeed the slide rail with spacing soft rod to make the vibrating plate drop fast, thereby strike on the outer wall of interior welt, shake down the mineral powder of adhesion on the interior welt, thereby reduce the mineral powder of adhesion on the interior welt.
2. This high-efficient ore dressing device that tunnel was excavated, when the vibrating plate was fallen, can extrude the gasbag, make the inside atmospheric pressure increase of gasbag to extrude the inside of interior welt with the spud pile, jet air to the inner wall of interior welt through the exhaust passage on the spud pile, thereby reached the purpose that makes the mineral powder of adhesion on the inner wall of interior welt blown off, and reduced the moisture of adhesion on the inner wall of interior welt, thereby reduced the adhesion of follow-up mineral powder.
3. This high-efficient ore dressing device that tunnel was excavated can at first push out the inside of spud pile with the exhaust piece when the air current passes through the inside exhaust passage of spud pile, makes the exhaust piece pull the stay cord release stopper to the spacing of exhaust piece to make the air current spout through the opening on the exhaust piece, make the air current blow off the dust of spud pile and interior welt's outer wall seam crossing, make it clean the spud pile periphery earlier than the removal of spud pile, prevent that mineral powder adhesion from causing the jam to the removal of spud pile in the periphery of spud pile.
4. This high-efficient ore dressing device that tunnel was excavated when the vibrating plate moved to the upside of smashing the section of thick bamboo and inclines to the right, can make the second magnet slide to the right to be close to first magnet department owing to the influence of gravity to make first magnet and second magnet adsorb together, make the vibrating plate reset, make exhaust mechanism reset, make it avoid influencing subsequent crushing work.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic diagram of a front cross-sectional structure of the present invention;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present invention;
FIG. 4 is an enlarged schematic view of the structure of FIG. 3B according to the present invention;
FIG. 5 is an enlarged schematic view of the structure of FIG. 3C according to the present invention;
fig. 6 is an enlarged schematic view of the structure of D in fig. 5 according to the present invention.
In the figure: 1 crushing cylinder, 2 gears, 3 lining plates, 4 anti-adhesion mechanisms, 5 connecting posts, 401 vibration plates, 402 connecting rods, 403 sliding rails, 404 sliding blocks, 405 limiting soft rods, 406 springs, 407 exhaust mechanisms, 408 first magnets, 409 second magnets, 701 air bags, 702 fixing rings, 703 fixing piles, 704 elastic sheets, 705 deslagging mechanisms, 501 limiting blocks, 502 pull ropes, 503 exhaust blocks and 504 elastic rods.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Examples of the embodiments are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements throughout or elements having like or similar functionality. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a high-efficient ore dressing device of tunnel excavation, includes crushing section of thick bamboo 1, the outer wall fixedly connected with gear 2 of crushing section of thick bamboo 1, the inner wall fixedly connected with interior welt 3 of crushing section of thick bamboo 1 is provided with antiseized adhesion mechanism 4 between crushing section of thick bamboo 1 and the interior welt 3, is provided with spliced pole 5 between interior welt 3 and crushing section of thick bamboo 1, spliced pole 5's upper end and lower extreme respectively with the inner wall of crushing section of thick bamboo 1 and the outer wall fixed connection of interior welt 3;
the anti-adhesion mechanism 4 comprises a vibrating plate 401, a connecting rod 402 and a sliding rail 403, wherein a sliding hole is formed in the middle of the rear side of the vibrating plate 401, the outer wall of the connecting column 5 is in sliding connection with the inner wall of the sliding hole, the lower surface of the vibrating plate 401 is hinged to the upper end of the connecting rod 402, and the lower side of the sliding rail 403 is fixedly connected with the outer wall of the inner lining plate 3.
The anti-adhesion mechanism 4 further comprises a sliding block 404, a limit soft rod 405, a spring 406, an exhaust mechanism 407, a first magnet 408 and a second magnet 409, wherein the outer wall of the sliding block 404 is in sliding connection with the inner wall of the sliding rail 403, the outer wall of the sliding block 404 is hinged with the lower end of the connecting rod 402, an inserting hole is formed in the sliding rail 403, the lower end of the limit soft rod 405 is inclined to the left side, the outer wall of the limit soft rod 405 is in contact with the outer wall of the sliding block 404, the outer wall of the limit soft rod 405 is in sliding connection with the inner wall of the inserting hole, the upper side of the outer wall of the limit soft rod 405 is connected with the outer wall of the sliding rail 403 through the spring 406, the exhaust mechanism 407 is arranged in the inner lining plate 3, a sliding groove is formed in the vibrating plate 401, the outer wall of the second magnet 409 is in sliding connection with the inner wall of the sliding groove, the outer wall of the first magnet 408 is fixedly connected with the inner wall of the crushing cylinder 1, and one face of the second magnet 409 adjacent to the first magnet 408 is opposite magnetic poles.
The exhaust mechanism 407 comprises an air bag 701, a fixed ring 702, a fixed pile 703, a spring plate 704 and a deslagging mechanism 705, wherein the upper side of the air bag 701 is fixedly connected with the lower surface of the vibration plate 401, the lower side of the air bag 701 is fixedly connected with the upper side of the fixed ring 702, the lower side of the fixed ring 702 is fixedly connected with the outer wall of the lining plate 3, a one-way valve is arranged on the side wall of the fixed ring 702, the input side of the one-way valve is the left side, an exhaust port is arranged on the lining plate 3, the inner wall of the exhaust port is in sliding connection with the outer wall of the fixed pile 703, an exhaust channel is arranged in the fixed pile 703, the upper surface of the exhaust block 503 is connected with the inner wall of the exhaust channel through a spring rod 504, the outer wall of the fixed pile 703 is connected with the inner wall of the exhaust port through the spring plate 704, and the deslagging mechanism 705 is arranged in the fixed pile 703.
The deslagging mechanism 705 comprises a limiting block 501, a pull rope 502, an exhaust block 503 and a spring rod 504, wherein a clamping groove is formed in the lower side of the inside of the fixed pile 703, the inner wall of the clamping groove is slidably connected with the outer wall of the limiting block 501, the outer wall of the limiting block 501 is fixedly connected with one end of the pull rope 502, the other end of the pull rope 502 penetrates through the fixed pile 703 and is fixedly connected with the outer wall of the exhaust block 503, a round hole is formed in the bottom of the fixed pile 703, the outer wall of the exhaust block 503 is slidably connected with the inner wall of the round hole, and an opening is formed in the side portion of the exhaust block 503.
When in use, materials and grinding balls are placed in the grinding cylinder 1 for rotary grinding, when the grinding cylinder 1 rotates, the vibrating plate 401 is driven to rotate, when the vibrating plate 401 rotates to the upper side of the inner lining plate 3, as the vertical downward force of the vibrating plate 401 is not influenced by the inner wall of the grinding cylinder 1 at the moment, the vibrating plate is enabled to press the connecting rod 402 downwards to enable the sliding block 404 to generate displacement, when the force is high, the sliding block 404 is enabled to press the limit soft rod 405 to deform, so that the sliding block 404 rapidly passes through the limit of the limit soft rod 405, the vibrating plate 401 is enabled to press the sliding block 404 downwards to enable the sliding block 404 to enable the limit soft rod 405 to extrude out of the sliding rail 403, so that the vibrating plate 401 rapidly falls down, and then impacts the outer wall of the inner lining plate 3 to shake down mineral powder adhered on the inner lining plate 3, so that mineral powder adhered on the inner lining plate 3 is reduced, when the vibrating plate 401 falls down, the air bag 701 is enabled to be extruded, the air in the air bag 701 is discharged to the upper side of the air discharging block 503 through the air discharging channel, the air discharging block 503 is pushed out of the interior of the fixed pile 703 when the air flow passes through the air discharging channel in the fixed pile 703, the air discharging block 503 pulls the pull rope 502 to release the limit of the limit block 501 to the air discharging block 503, the air pressure on the right side of the limit block 501 is increased when the limit block 501 is retracted into the interior of the fixed pile 703, the air flow is sprayed out through the opening on the air discharging block 503, the air flow blows off the dust at the joint between the fixed pile 703 and the outer wall of the inner lining plate 3, the periphery of the fixed pile 703 is cleaned before the movement of the fixed pile 703, the blocking of the fixed pile 703 caused by the movement of the fixed pile 703 due to the adhesion of the mineral powder on the periphery of the fixed pile 703 is prevented, then the air flow extrudes the fixed pile into the interior of the inner lining plate 3, the elastic sheet 704 is contracted and deformed, the air is sprayed to the inner wall of the inner lining plate 3 through the air discharging channel on the fixed pile 703, thereby achieving the purpose that mineral powder adhered on the inner wall of the lining plate 3 is blown off, reducing the water adhered on the inner wall of the lining plate 3, reducing the adhesion of the subsequent mineral powder, when the vibrating plate 401 moves to the upper side of the crushing cylinder 1 to the right, the second magnet 409 slides rightwards to be close to the first magnet 408 due to the influence of gravity, so that the first magnet 408 and the second magnet 409 are adsorbed together, the vibrating plate 401 is reset, the sliding block 404 slides rightwards to be reset while the vibrating plate 401 is reset, the limiting soft rod 405 is extruded out of the sliding rail 403 to reset, the limiting soft rod 405 limits the sliding block 404 again due to the elastic force of the spring 406, meanwhile, the air bag 701 is stretched by the vibrating plate 401 far away from the outer wall of the inner lining plate 3, the air pressure in the air bag 701 is reduced, the air discharging block 503 is retracted into the fixing pile 703 under the action of the elastic force of the elastic sheet 704 and the elastic rod 504, the fixing pile 703 is retracted into the inner lining plate 3, the air discharging block 503 is limited by the limiting block 501 due to the fact that the right side of the limiting block 501 resets when the air discharging block 503 resets, the air discharging mechanism 407 resets, the subsequent crushing work is prevented from being influenced, and when the anti-adhesion mechanism 4 rotates to the upper side of the crushing cylinder 1 to the left, the second magnet 409 slides to the side far away from the first magnet 408 due to the influence of gravity, so that the vibrating plate 401 can move.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (4)
1. The utility model provides a high-efficient ore dressing device that tunnel was excavated, includes crushing section of thick bamboo (1), the outer wall fixedly connected with gear (2) of crushing section of thick bamboo (1), the inner wall fixedly connected with interior welt (3) of crushing section of thick bamboo (1), its characterized in that: an anti-adhesion mechanism (4) is arranged between the crushing cylinder (1) and the inner lining plate (3), a connecting column (5) is arranged between the inner lining plate (3) and the crushing cylinder (1), and the upper end and the lower end of the connecting column (5) are fixedly connected with the inner wall of the crushing cylinder (1) and the outer wall of the inner lining plate (3) respectively;
the anti-adhesion mechanism (4) comprises a vibrating plate (401), a connecting rod (402) and a sliding rail (403), wherein a sliding hole is formed in the middle of the rear side of the vibrating plate (401), the outer wall of the connecting column (5) is in sliding connection with the inner wall of the sliding hole, the lower surface of the vibrating plate (401) is hinged with the upper end of the connecting rod (402), and the lower side of the sliding rail (403) is fixedly connected with the outer wall of the inner lining plate (3);
the anti-adhesion mechanism (4) further comprises a sliding block (404), a limit soft rod (405), a spring (406), an exhaust mechanism (407), a first magnet (408) and a second magnet (409), wherein the outer wall of the sliding block (404) is in sliding connection with the inner wall of the sliding rail (403), the outer wall of the sliding block (404) is hinged with the lower end of the connecting rod (402), an inserting hole is formed in the sliding rail (403), the outer wall of the limit soft rod (405) is in sliding connection with the inner wall of the inserting hole, the upper side of the outer wall of the limit soft rod (405) is connected with the outer wall of the sliding rail (403) through the spring (406), the exhaust mechanism (407) is arranged in the inner lining plate (3), a sliding groove is formed in the vibrating plate (401), the outer wall of the second magnet (409) is in sliding connection with the inner wall of the sliding groove, and the outer wall of the first magnet (408) is fixedly connected with the inner wall of the crushing cylinder (1).
The exhaust mechanism (407) comprises an air bag (701), a fixed ring (702), a fixed pile (703), a spring plate (704) and a deslagging mechanism (705), wherein the upper side of the air bag (701) is fixedly connected with the lower surface of the vibrating plate (401), the lower side of the air bag (701) is fixedly connected with the upper side of the fixed ring (702), the lower side of the fixed ring (702) is fixedly connected with the outer wall of the inner lining plate (3), a one-way valve is arranged on the side wall of the fixed ring (702), the input side of the one-way valve is the left side, an exhaust port is arranged on the inner lining plate (3), the inner wall of the exhaust port is in sliding connection with the outer wall of the fixed pile (703), the outer wall of the fixed pile (703) is connected with the inner wall of the exhaust port through the spring plate (704), and the deslagging mechanism (705) is arranged inside the fixed pile (703).
The slag removing mechanism (705) comprises a limiting block (501), a pull rope (502), an exhaust block (503) and a spring rod (504), wherein a clamping groove is formed in the lower side of the interior of the fixed pile (703), the inner wall of the clamping groove is slidably connected with the outer wall of the limiting block (501), the outer wall of the limiting block (501) is fixedly connected with one end of the pull rope (502), the other end of the pull rope (502) penetrates through the fixed pile (703) and the outer wall of the exhaust block (503) to be fixedly connected, a round hole is formed in the bottom of the fixed pile (703), the outer wall of the exhaust block (503) is slidably connected with the inner wall of the round hole, and an opening is formed in the side portion of the exhaust block (503).
2. The efficient beneficiation plant for tunneling according to claim 1, wherein: the inside of fixed pile (703) is provided with the exhaust passage, the upper surface of exhaust piece (503) is connected with the inner wall of exhaust passage through bullet pole (504).
3. The efficient beneficiation plant for tunneling according to claim 1, wherein: the lower end of the limiting soft rod (405) is inclined to the left, and the outer wall of the limiting soft rod (405) is in contact with the outer wall of the sliding block (404).
4. The efficient beneficiation plant for tunneling according to claim 1, wherein: the second magnet (409) has opposite poles on the side adjacent to the first magnet (408).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210401471.8A CN114798091B (en) | 2022-04-18 | 2022-04-18 | Efficient mineral separation device for tunnel excavation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210401471.8A CN114798091B (en) | 2022-04-18 | 2022-04-18 | Efficient mineral separation device for tunnel excavation |
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| CN114798091A CN114798091A (en) | 2022-07-29 |
| CN114798091B true CN114798091B (en) | 2023-09-08 |
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| CN202210401471.8A Active CN114798091B (en) | 2022-04-18 | 2022-04-18 | Efficient mineral separation device for tunnel excavation |
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| CN116422422B (en) * | 2023-03-22 | 2024-07-16 | 张家口弘基矿业有限责任公司 | High-efficiency ball mill |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| AU2003902661A0 (en) * | 2003-05-29 | 2003-06-12 | Hicom International Pty Ltd | Centrifugal grinding mills |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203725192U (en) * | 2013-11-29 | 2014-07-23 | 浙江杭摩合成材料有限公司 | Vertical hammer knife non-screen crusher |
| KR101623696B1 (en) * | 2016-01-05 | 2016-05-23 | 부림산업개발(주) | Surface treatment apparatus of steel and concrete which utilizes a thermal shock, a surface treatment method using the same |
| CN110918200A (en) * | 2019-11-30 | 2020-03-27 | 湖北贵昌机械设备科技有限公司 | Dry ball mill with ultrahigh filling rate |
| CN112427122A (en) * | 2020-11-05 | 2021-03-02 | 周茂正 | Amplitude formula scorpion milling equipment |
| CN113617491A (en) * | 2021-07-27 | 2021-11-09 | 周停 | Grind instrument of medicine convenient to pulverize spherical granule |
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| CN114798091A (en) | 2022-07-29 |
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