CN113814174B - Mining industry raw materials sieving mechanism - Google Patents
Mining industry raw materials sieving mechanism Download PDFInfo
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- CN113814174B CN113814174B CN202011022884.2A CN202011022884A CN113814174B CN 113814174 B CN113814174 B CN 113814174B CN 202011022884 A CN202011022884 A CN 202011022884A CN 113814174 B CN113814174 B CN 113814174B
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- mining
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B13/00—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices
- B07B13/04—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices according to size
- B07B13/05—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices according to size using material mover cooperating with retainer, deflector or discharger
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B13/00—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices
- B07B13/14—Details or accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B13/00—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices
- B07B13/14—Details or accessories
- B07B13/16—Feed or discharge arrangements
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- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a mining raw material screening device which comprises a mining screening conveyor frame and a longitudinal protection vertical support fixedly connected to the mining screening conveyor frame, wherein a first driving pair is fixedly connected to the top of the longitudinal protection vertical support, the output end of the first driving pair is fixedly connected to a central transmission roller, two horizontal transmission rollers are rotatably connected to the mining screening conveyor frame, and the three upper transmission rollers are in transmission connection with the outer side of the mining vertical transmission belt. According to the invention, the mining vertical conveying belt is adopted to stir and push the sorting mechanism, so that the mining vertical conveying belt drives the mining raw materials to sort, the reverse rotation transmission sorting structure is adopted, the mineral raw materials are driven to sort and use in the deflection process of the mining vertical conveying belt, and the mining vertical conveying belt mechanism with the outer side coated transmission is adopted, so that the possibility that the inner rotating roller is too fast in loss when the inner rotating roller deflects and drives the mining raw materials to sort is reduced.
Description
Technical Field
The invention relates to the technical field of mining screening equipment, in particular to a mining raw material screening device.
Background
Mineral resources are products of earth crust in the long-term forming, developing and evolving processes, and are formed by gathering natural minerals under certain geological conditions, and different types of mineral products can be formed under different geological conditions;
mineral separation is a process of crushing and grinding ores according to the physical and chemical properties of different minerals in the ores, separating useful minerals from gangue minerals by methods such as a gravity separation method, a flotation method, a magnetic separation method, an electric separation method and the like, separating various symbiotic useful minerals from each other as much as possible, and removing or reducing harmful impurities to obtain raw materials required by smelting or other industries;
the ore dressing can enrich useful components in the minerals, reduce the consumption of fuel and transportation in smelting or other processing processes, and enable low-grade ores to be economically utilized, and data obtained in an ore dressing test is a main basis for ore deposit evaluation and factory building design;
mineral separation is the most important link in the whole production process of mineral products, is a key department in a mineral enterprise, and generally large-scale mineral enterprises are resource enterprises for comprehensive mining, selecting and smelting, and the process of separating useful minerals from useless minerals or harmful minerals in mineral raw materials by a physical or chemical method or separating various useful minerals is called mineral separation, also called mineral processing, and the useful components in the products are called concentrate; the useless components are enriched and are called tailings; the content of useful components is between that of concentrate and tailings, the concentrate is called middling needing further treatment, and the metal mineral concentrate is mainly used as a raw material for extracting metal in the smelting industry; non-metallic mineral concentrates are used as raw materials of other industries; the concentration product of the coal is clean coal, the beneficiation can obviously improve the quality of mineral raw materials, reduce the transportation cost, relieve the difficulty of further treatment and reduce the treatment cost, and can realize the comprehensive utilization of the mineral raw materials.
Mineral industry raw materials often can carry out the ore rotation many times and promote the screening at the ore dressing in-process, however some shortcomings below often can appear in the rotation screening process of current conveying mechanism, rotate to select separately to the ore often between the current rotation screening mechanism, nevertheless produce the collision to the commentaries on classics roller that rotates to select separately in the actual operation process for change roller wearing and tearing speed higher, rotate the in-process simultaneously and appear to change roller center department and be difficult to break away from by the ore card is died.
Disclosure of Invention
The invention aims to: the utility model provides a raw materials sieving mechanism for mining industry who provides in order to solve the problem that the roller received collision damage when ore was selected separately.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a mineral industry raw materials sieving mechanism, includes vertical support of fixed connection of mining screening conveyer frame and mining screening conveyer frame, vertical support top fixedly connected with first drive of protection is vice, the vice output fixedly connected with center transmission commentaries on classics roller of first drive, center transmission commentaries on classics roller outside fixedly connected with first transmission gear dish, third transmission gear dish, interior tripod and triangle crossbearer, equal fixedly connected with inner rotation axis on the three extension of interior tripod is served, the epaxial rotation of internal rotation is connected with interior commentaries on classics roller, the three extension of triangle crossbearer is served and is all rotated and be connected with outer axis of rotation, the outer axis of rotation outside all rotates and is connected with second transmission gear dish, second transmission gear dish bottom end fixedly connected with upper rotating roller, upper rotating roller bottom fixedly connected with lower rotating roller, the mining screening conveyer frame is last to be connected with two horizontal transfer rollers, two the transmission is connected with the horizontal transmission belt of mining between the horizontal transmission belt, the mining horizontal transmission belt top is provided with mining vertical conveyer belt, three the mining vertical transmission belt outside all is connected with the mining transmission belt.
As a further description of the above technical solution:
and the three second transmission gear discs are respectively in meshed connection with a third transmission gear disc.
As a further description of the above technical solution:
the central transmission rotary roller and the first transmission gear discs are at least two and are meshed with each other.
As a further description of the above technical solution:
the bottom end of the mining vertical conveying belt is abutted against the upper end face of the mining horizontal transmission belt, and the lower end face of the upper rotating roller is abutted against the upper end face of the mining vertical conveying belt.
As a further description of the above technical solution:
and a second driving pair is fixedly connected to the side wall of the frame of the mining screening conveyor, and an output end of the second driving pair is fixedly connected with a rotating shaft of one of the two horizontal conveying rollers.
As a further description of the above technical solution:
the contained angle homogeneous phase equals between the three top on the interior tripod, the contained angle homogeneous phase equals between the three top on the triangle crossbearer, the contained angle is 30 between the top that is close to each other in three top on the triangle crossbearer and the three top on the interior tripod.
As a further description of the above technical solution:
the mining vertical conveying belts are in clearance fit, and a plane formed between the at least two central transmission rotating rollers is perpendicular to the side wall of the mining horizontal transmission belt.
As a further description of the above technical solution:
at least two vertical conveyer belts for mining are in clearance fit, and the bottom end of the mining screening conveyer frame is fixedly connected with a supporting foot seat.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the mining vertical conveying belt stirring pushing sorting mechanism, the mining vertical conveying belt stirring pushing sorting mechanism is adopted, the vertical protection vertical support fixedly connected to a mining screening conveyor frame is adopted, the vertical protection vertical support is in clearance fit with the side walls of two sides of a mining horizontal conveying belt, the horizontal conveying roller fixedly connected with a second driving pair output end is adopted, the mining horizontal conveying belt is in transmission connection between the two horizontal conveying rollers, the mining horizontal conveying belt drives mining raw materials to be conveyed, the mining vertical conveying belt arranged on the mining horizontal conveying belt is adopted, the plane between the central transmission rotating rollers at the centers of the mining vertical conveying belts is perpendicular to the side walls of the mining vertical conveying belt, and meanwhile, the mining vertical conveying belt drives the mining raw materials to be sorted due to the adoption of the rotating connection between the central transmission rotating rollers and the vertical protection vertical support and the clearance fit between at least two mining vertical conveying belts.
2. In the invention, a reverse rotation transmission sorting structure is adopted, the fixed connection between the central transmission rotary roller and the first transmission gear disc and the meshing connection between the first transmission gear discs are adopted, the fixed connection between the central transmission rotary roller and the inner triangular bracket and the three inner rotary shafts with the top ends fixedly connected with the inner triangular bracket are adopted, and meanwhile, the separation and use of mining raw materials driven in the deflection process of the mining vertical conveying belt are realized due to the adoption of the inner rotary roller rotationally connected with the outer side of the inner rotary shaft and the mining vertical conveying belt in transmission connection between the inner rotary rollers.
3. According to the mining vertical conveying belt mechanism, the mining vertical conveying belt mechanism is driven by covering the outer side, the third transmission gear disc is fixedly connected with the central transmission rotary roller, the third transmission gear disc is meshed with the three second transmission gear discs, the second transmission gear disc is fixedly connected with the upper rotary roller and the lower rotary roller, the lower rotary roller is in butt transmission with the outer side of the mining vertical conveying belt, meanwhile, the butt between the bottom end of the upper rotary roller and the top end of the mining vertical conveying belt is adopted, the rotating transmission process of the upper rotary roller and the rotating transmission process of the lower rotary roller and the mining vertical conveying belt is achieved, the mining vertical conveying belt is used for rotating and driving mining raw materials, meanwhile, the mining vertical conveying belt is used for protecting the inner rotary roller, and the possibility that the inner rotary roller is too fast in loss when the mining raw materials are deflected, driven and sorted by the inner rotary roller is reduced.
Drawings
FIG. 1 illustrates a front view structural diagram provided in accordance with an embodiment of the present invention;
FIG. 2 is a schematic diagram of a front view internal structure provided according to an embodiment of the present invention;
FIG. 3 illustrates a schematic top view internal structure provided in accordance with an embodiment of the present invention;
FIG. 4 illustratesbase:Sub>A schematic structural view at section A-A provided in accordance with an embodiment of the present invention;
FIG. 5 illustrates a schematic structural view at section B-B provided in accordance with an embodiment of the present invention;
illustration of the drawings:
1. a horizontal conveying roller; 2. a mining screening conveyor frame; 3. a first transmission gear plate; 4. a first driving pair; 5. a longitudinal protective vertical support; 6. a mining vertical conveyor belt; 7. a supporting foot seat; 8. an upper rotating roller; 9. a second transmission gear plate; 10. a central transmission roller; 11. a triangular cross frame; 12. a third transmission gear plate; 13. a lower rotating roller; 14. mining horizontal drive belts; 15. an inner rotating shaft; 16. an inner tripod; 17. a second driving pair; 18. an outer rotating shaft; 19. and an internal rotating roller.
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. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
Embodiment one, referring to fig. 1-5, a mineral raw material screening device comprises a mineral screening conveyor frame 2 and a vertical protective vertical support 5 fixedly connected to the mineral screening conveyor frame 2, a first driving pair 4 is fixedly connected to the top of the vertical protective vertical support 5, a central driving roller 10 is fixedly connected to the output end of the first driving pair 4, a first driving gear plate 3, a third driving gear plate 12, an inner triangular frame 16 and a triangular cross frame 11 are fixedly connected to the outer side of the central driving roller 10, an inner rotating shaft 15 is fixedly connected to three extending ends of the inner triangular frame 16, an inner rotating roller 19 is rotatably connected to the inner rotating shaft 15, an outer rotating shaft 18 is rotatably connected to three extending ends of the triangular cross frame 11, a second driving gear plate 9 is rotatably connected to the outer side of the outer rotating shaft 18, an upper rotating roller 8 is fixedly connected to the bottom end of the second driving gear plate 9, the bottom end of an upper rotating roller 8 is fixedly connected with a lower rotating roller 13, two horizontal conveying rollers 1 are connected to a mining screening conveyor rack 2 in a rotating mode, a mining horizontal transmission belt 14 is connected between the two horizontal conveying rollers 1 in a transmission mode, a mining vertical conveying belt 6 is arranged above the mining horizontal transmission belt 14, the outer sides of three inner rotating rollers 19 are connected with the mining vertical conveying belt 6 in a transmission mode, three upper rotating rollers 8 are connected with the outer side of the mining vertical conveying belt 6 in a transmission mode, the mining vertical conveying belt 6 is extruded and bent by the three inner rotating rollers 19 and the three upper rotating rollers 8, the horizontal section of the mining vertical conveying belt 6 is of a linear fan-blade-shaped structure, and therefore when the inner triangular support 16 rotates and the mining vertical conveying belt 6 is driven to rotate, the possibility that mining raw materials are clamped into the rotating inner side to cause clamping is reduced in the rotating process of the three inner rotating shafts 15, and the three internal rotating rollers 19 are protected and buffered by the mining vertical conveying belt 6, so that the possibility of collision damage between the internal rotating rollers 19 and mining raw materials is reduced.
In the second embodiment, referring to fig. 1-5, three second transmission gear discs 9 are respectively engaged with a third transmission gear disc 12, at least two central transmission rotating rollers 10 and at least two first transmission gear discs 3 are respectively provided, at least two first transmission gear discs 3 are engaged with each other, the bottom end of a mining vertical conveying belt 6 is abutted with the upper end surface of a mining horizontal transmission belt 14, the lower end surface of an upper rotating roller 8 is abutted with the upper end surface of the mining vertical conveying belt 6, a second driving pair 17 is fixedly connected to the side wall of a mining screening conveyor frame 2, the output end of the second driving pair 17 is fixedly connected with the rotating shaft of one horizontal conveying roller 1 of the two horizontal conveying rollers 1, the included angles between the three top ends on an inner triangular cross frame 16 are equal, the included angles between the three top ends on the triangular cross frame 11 and the top ends close to each other of the three top ends on the inner triangular cross frame 16 are both 30 degrees, at least two mining vertical conveying belts 6 are provided, at least two mining vertical conveying belts 6 are in clearance fit, a plane formed between at least two central transmission rotating rollers 10 is perpendicular to the mining horizontal transmission belt 14, a mining vertical conveying base 2 is connected with a mining screening base, wherein two adjacent first transmission gear discs 3 of the at least two first transmission gear discs 3 are meshed with each other, so that the first driving pair 4 drives the first transmission gear plate 3 to rotate in a mutually meshed way through the central transmission rotary roller 10, so that the adjacent two first transmission gear discs 3, the inner tripod 16 and the mining vertical conveying belt 6 rotate reversely, thereby reducing the possibility that two adjacent mining vertical conveyor belts 6 collide with each other; wherein the third transmission gear plate 12 meshes with the adjacent three second transmission gear plates 9 for transmission, so that the three second transmission gear plates 9 on the triangular cross frame 11, the upper rotary roller 8 and the lower rotary roller 13 rotate in the same direction, so that the three lower rotary rollers 13 drive the mining vertical conveyor belt 6 to rotate and transmit between the three inner rotary rollers 19, so that the mining vertical conveyor belt 6 rotates and transmits around the inner rotary rollers 19 simultaneously in the rotating process around the central transmission rotary roller 10, so that the mining raw materials are pushed by deflection of the mining vertical conveyor belt 6, so as to be convenient for sorting and using of the mining raw materials, wherein the side walls on the two sides of the mining screening conveyor frame 2 are in clearance fit with the two sides of the mining horizontal transmission belt 14, and the height of the side surface of the mining screening conveyor frame 2 is greater than the height of the upper end surface of the mining horizontal transmission belt 14, meanwhile, the output end of the second driving pair 17 drives the horizontal transmission roller 1 to rotate, the horizontal transmission roller 1 drives the central transmission rotary roller 10 to rotate, so that the mining horizontal transmission belt 14 drives the mining horizontal transmission belt 14 to convey the mining raw materials, and the mining vertical transmission belt 6 stirs the mining raw materials, thereby at least two vertical transmission rollers 5 are connected with the vertical transmission roller 14, and the mining separation center of the separation of the mining vertical transmission belt 5 is connected with the separation roller.
The working principle is as follows: when the mining screening conveyor is used, firstly, the mining horizontal transmission belt 14 drives mining raw materials to be conveyed through the longitudinal protection vertical support 5 fixedly connected to the mining screening conveyor rack 2 and the clearance fit of the longitudinal protection vertical support 5 and the side walls of two sides of the mining horizontal transmission belt 14, the horizontal transmission rollers 1 fixedly connected to the output end of the second driving pair 17 and the mining horizontal transmission belt 14 in transmission connection between the two horizontal transmission rollers 1, the mining vertical transmission belt 6 arranged on the mining horizontal transmission belt 14 and the plane between the central transmission rotating rollers 10 at the center of the plurality of mining vertical transmission belts 6 are perpendicular to the side walls of the mining vertical transmission belt 6, and meanwhile, the mining vertical transmission belt 6 drives the mining raw materials to be sorted through the rotary connection between the central transmission rotating rollers 10 and the longitudinal protection vertical support 5 and the clearance fit between at least two mining vertical transmission belts 6; secondly, the mining vertical conveying belt 6 is driven to sort and use the mining raw materials in the deflection process through the fixed connection between the central transmission rotary roller 10 and the first transmission gear disc 3, the meshing connection between the first transmission gear discs 3, the fixed connection between the central transmission rotary roller 10 and the inner triangular frame 16, the inner rotating shaft 15 fixedly connected with the three top ends of the inner triangular frame 16, the inner rotating roller 19 rotatably connected with the outer side of the inner rotating shaft 15 and the mining vertical conveying belt 6 in transmission connection between the inner rotating rollers 19; finally, through the fixed connection between the third transmission gear disc 12 and the central transmission rotary roller 10, the meshing connection between the third transmission gear disc 12 and the three second transmission gear discs 9, the fixed connection between the second transmission gear discs 9 and the upper rotary roller 8 and the lower rotary roller 13, and the abutting transmission between the lower rotary roller 13 and the outer side of the mining vertical conveying belt 6, and through the abutting connection between the bottom end of the upper rotary roller 8 and the top end of the mining vertical conveying belt 6, in the rotating transmission process of the upper rotary roller 8 and the lower rotary roller 13 and the mining vertical conveying belt 6, on one hand, the outer rotating shaft 18 is enabled to extrude and limit the mining vertical conveying belt 6, on the other hand, the mining vertical conveying belt 6 simultaneously winds around the outer rotating shaft 18 in the rotating process of the central transmission rotary roller 10 to drive the mining vertical conveying belt 6 to rotate the mining raw materials, and simultaneously protects the inner rotary roller 19 through the mining vertical conveying belt 6, so as to reduce the possibility that the loss of the inner rotary roller 19 is too fast when the mineral raw materials are deflected to drive and sorted.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The utility model provides a mineral industry raw materials sieving mechanism, vertical protection vertical support (5) of fixed connection on including mineral industry screening conveyor frame (2) and mineral industry screening conveyor frame (2), its characterized in that, vertical protection vertical support (5) top fixedly connected with first drive pair (4), first drive pair (4) output end fixedly connected with center transmission revolving roller (10), center transmission revolving roller (10) outside fixedly connected with first transmission gear dish (3), third transmission gear dish (12), interior tripod (16) and triangle crossbearer (11), equal fixedly connected with interior axis of rotation (15) are served in the three extension of interior tripod (16), rotate on interior axis of rotation (15) and be connected with interior revolving roller (19), all rotate on triangle crossbearer (11) the three extension is served and be connected with outer axis of rotation (18), the outer axis of rotation (18) outside all rotates and is connected with second transmission gear dish (9), second transmission gear dish (9) bottom fixedly connected with upper revolving roller (8), upper revolving roller (8) bottom fixedly connected with lower conveyer (13) is served in the three extension of mining industry screening conveyor frame (1), two horizontal conveyer belt (14) are connected with horizontal conveyer roll (1) top, two horizontal conveyer belt (14) are served in the mineral industry horizontal conveyer belt (1) and are connected with horizontal conveyer belt (14) for mineral industry The outer sides of the three internal rotating rollers (19) are in transmission connection with the mining vertical conveying belt (6), and the outer sides of the three upper rotating rollers (8) are in transmission connection with the mining vertical conveying belt (6).
2. The mining material screening device according to claim 1, characterized in that three second transmission gear discs (9) are respectively in meshed connection with a third transmission gear disc (12).
3. The mining material screening apparatus according to claim 1, wherein at least two of the central transmission rotary roll (10) and the first transmission gear plate (3) are provided, and at least two of the first transmission gear plates (3) are engaged with each other.
4. The mining raw material screening device according to claim 1, characterized in that the bottom end of the mining vertical conveyor belt (6) is abutted against the upper end face of the mining horizontal transmission belt (14), and the lower end face of the upper rotating roller (8) is abutted against the upper end face of the mining vertical conveyor belt (6).
5. The mining raw material screening device according to claim 1, characterized in that a second driving pair (17) is fixedly connected to the side wall of the mining screening conveyor frame (2), and the output end of the second driving pair (17) is fixedly connected to the rotating shaft of one horizontal conveying roller (1) of the two horizontal conveying rollers (1).
6. The mining material screening device according to claim 1, wherein the included angles between the three top ends of the inner tripod (16) are all equal, the included angles between the three top ends of the triangular cross frame (11) are all equal, and the included angles between the three top ends of the triangular cross frame (11) and the top ends close to each other of the three top ends of the inner tripod (16) are all 30 °.
7. The mining raw material screening device according to claim 3, characterized in that at least two mining vertical conveyor belts (6) are provided, at least two mining vertical conveyor belts (6) are in clearance fit, and a plane formed between at least two central transmission rollers (10) is perpendicular to a mining horizontal transmission belt side wall (14).
8. The mining raw material screening device according to claim 1, characterized in that at least two mining vertical conveyor belts (6) are in clearance fit, and a supporting foot seat (7) is fixedly connected to the bottom end of the mining screening conveyor frame (2).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011022884.2A CN113814174B (en) | 2020-09-25 | 2020-09-25 | Mining industry raw materials sieving mechanism |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011022884.2A CN113814174B (en) | 2020-09-25 | 2020-09-25 | Mining industry raw materials sieving mechanism |
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| CN113814174A CN113814174A (en) | 2021-12-21 |
| CN113814174B true CN113814174B (en) | 2022-11-01 |
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| CN113814174A (en) | 2021-12-21 |
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Effective date of registration: 20221010 Address after: 063300 East of Yunhe East Road, High tech Industrial Park, Fengnan Economic Development Zone, Tangshan, Hebei Applicant after: Tangshan Zhongyi Machinery Equipment Co.,Ltd. Address before: 419300 group 3, Yangxing village, low Zhuang Town, Xupu County, Huaihua City, Hunan Province Applicant before: Xupu Dongxin Mining Co.,Ltd. |
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