Coking coal screening device
By designing a coking coal screening device and using a motor-driven transmission belt and scraper structure, the time-consuming and labor-intensive problem of traditional coking coal screening is solved, and efficient and complete coal particle size separation is achieved.
Patent Information
- Application Number
- CN202422033213.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-21
- Publication Date
- 2025-10-21
- Estimated Expiration
- 2034-08-21
AI Technical Summary
Traditional coking coal screening methods are time-consuming and labor-intensive, with small and incomplete amounts of screening per screening, making it difficult to efficiently separate coal of different particle sizes.
A coking coal screening device is designed. The motor drives the transmission belt to drive the screening drum to rotate, and the spring pulls the scraper to scrape off the adhered coal. The inclined table structure is used to achieve efficient separation of coal.
It improves screening efficiency, prevents coal from piling up in the device, and ensures completeness and high efficiency of screening.
Smart Images
Figure CN223454567U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the field of coal processing, concretely is a coking coal screening device. BACKGROUND
[0002] Coking coal screening is an indispensable link in the coking process, and its purpose is mainly to separate different particle sizes in raw coal to meet the requirements of subsequent coking process on coal particle size.
[0003] When coking coal is screened, if the coking coal in the screen is screened by the way of shaking the screen by artificial lifting, it is time-consuming and laborious, and the single screening amount is less, and the traditional screening way disperses the screening by shaking, but the way of shaking is not easy to make the coal screening completely, resulting in incomplete coal screening. UTILITY MODEL CONTENT
[0004] The utility model aims at providing a coking coal screening device to solve the problems in the above background technology.
[0005] In order to achieve the above object, the utility model provides the following technical scheme: a coking coal screening device, which comprises a screening box, the upper part of the screening box is fixedly connected with a mounting frame, the upper part of the mounting frame is fixedly connected with a motor, the power end of the motor is fixedly connected with a power shaft, the outer side of the power shaft is sleeved with a transmission belt, one side of the inside of the screening box is fixedly connected with a supporting table, the upper part of the supporting table is rotatably connected with a screening cylinder, the lower part of the transmission belt is sleeved on the outer side of the middle part of the screening cylinder, the inside of one side of the screening cylinder is rotatably connected with a feeding pipe, the inner wall of the screening cylinder is provided as an inclined table, the outer side of the other end of the screening cylinder is rotatably connected with a sleeve ring, the sleeve ring and the inner wall of the screening box are fixedly connected with a connecting rod, the lower part of the sleeve ring is provided with a discharge port, one side of the sleeve ring is fixedly connected with a mounting plate, the inside of the mounting plate is slidably connected with two groups of sliding rods, the upper part of the sliding rod is fixedly connected with a scraper, the lower part of the sliding rod is fixedly connected with a fixed sheet, the fixed sheet and the mounting plate are fixedly connected with a spring, and the spring is sleeved on the outer side of the sliding rod.
[0006] Preferably, the outer side of the screening cylinder is fixedly connected with two groups of limiting sheets, and the limiting sheets are arranged on both sides of the transmission belt.
[0007] Preferably, the outer side of the screening cylinder is provided with a rotating groove, one side of the sleeve ring is fixedly connected with a rotating sheet, and the rotating sheet is rotatably connected in the inside of the rotating groove.
[0008] Preferably, the inner side of the screening box is fixedly connected with a partition plate, and the partition plate is close to the sleeve ring.
[0009] Preferably, the screening box is provided with a communication groove in the lower part of one side, a conveying belt frame is fixedly connected to the inner wall of the communication groove, and conveying belts are fixedly connected between the conveying belt frames and face the lower part of the discharge port.
[0010] Compared with the prior art, the utility model has the advantages that:
[0011] 1、The coal enters the screening cylinder along the feeding pipe, moves to the sleeve ring through the inclined table in the screening cylinder, and then falls into the conveying belt through the discharge port, the motor drives the power shaft to rotate, the screening cylinder is driven to rotate around the support table through the transmission belt, the screening efficiency is improved, the screened coal can be scattered, and incomplete screening caused by the accumulation of coal in the screening device is prevented.
[0012] 2、The utility model discloses still through spring drive fixed piece, make the scraper tightly stick to the inside of screening cylinder, when the screening cylinder rotates, the coal that sticks in the inner wall of screening cylinder is scraped off by the scraper, prevents the coal from accumulating in the inner wall of screening cylinder, prevents the coal from affecting the normal screening of the screening cylinder. BRIEF DESCRIPTION OF DRAWINGS
[0013] Fig. 1 It is the three-dimensional structure schematic diagram of the utility model;
[0014] Fig. 2 It is the three-dimensional structure sectional view of the utility model;
[0015] Fig. 3 It is the partial structure enlarged view of the utility model.
[0016] In the drawing: 1, screening box;2, mounting frame;3, motor;4, power shaft;5, transmission belt;6, screening cylinder;7, inclined table;8, feeding pipe;9, sleeve ring;10, discharge port;11, communication groove;12, conveying belt frame;13, conveying belt;14, connecting rod;15, rotating piece;16, rotating groove;17, mounting plate;18, sliding rod;19, fixed piece;20, spring;21, scraper;22, limiting piece;23, support table;24, isolation plate. DETAILED DESCRIPTION
[0017] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.
[0018] Please refer to Figs. 1-3The utility model provides a technical scheme: a coking coal screening device, including screening box 1, the upper portion of screening box 1 is fixed with mounting bracket 2, the upper portion flange of mounting bracket 2 is installed with motor 3, the power end coupling of motor 3 is connected with power axle 4, power axle 4 outside is equipped with transmission belt 5, the inside fixed welding of screening box 1 one side is equipped with support platform 23, the upper portion rotation of support platform 23 is equipped with screening cylinder 6, transmission belt 5 lower part is equipped in the middle outside of screening cylinder 6, motor 3 drives power axle 4 to rotate, through transmission belt 5 drive screening cylinder 6 rotates, improves screening efficiency, the inside rotation of screening cylinder 6 one side is equipped with inlet pipe 8, and the coal is conveniently by inlet pipe 8 and enters screening cylinder 6, the inner wall of screening cylinder 6 is set as inclined platform 7, and the coal is conveniently along the inside sliding of screening cylinder 6, the outside rotation of screening cylinder 6 other end is equipped with sleeve ring 9, sleeve ring 9 and the fixed welding between screening box 1 inner wall are equipped with connecting rod 14, make sleeve ring 9 unable to rotate, sleeve ring 9 lower part is equipped with the discharge port 10, make the coal that screened is along the discharge port 10 and is discharged, the fixed welding of sleeve ring 9 one side is equipped with mounting plate 17, the inside sliding of mounting plate 17 is equipped with two groups of sliding rods 18, the fixed welding of sliding rod 18 upper portion is equipped with scraper 21, the fixed welding of sliding rod 18 lower part is equipped with fixed sheet 19, the fixed welding between fixed sheet 19 and mounting plate 17 is equipped with spring 20, spring 20 is equipped in the outside of sliding rod 18, spring 20 passes through the pulling fixed sheet 19, makes scraper 21 tightly adhere to the inside of screening cylinder 6, when screening cylinder 6 rotates, the coal that sticks in the inner wall of screening cylinder 6 is scraped off by scraper 21, prevents the coal that accumulates in the inner wall of screening cylinder 6;
[0019] The outside fixed welding of screening cylinder 6 is equipped with two groups of limit sheets 22, and the limit sheets 22 are arranged on the two sides of the transmission belt 5 to prevent the transmission belt 5 from deviating; a rotating groove 16 is formed in the outside of the screening cylinder 6, a rotating sheet 15 is fixedly welded on one side of the sleeve ring 9, and the rotating sheet 15 is rotatably installed in the rotating groove 16, so that the sleeve ring 9 is tightly attached to the screening cylinder 6, and the coal is prevented from being exposed; an isolation plate 24 is fixedly welded on the inside of the screening box 1, the isolation plate 24 is tightly attached to the sleeve ring 9, and the coal dust after filtering is prevented from entering the lower part of the discharge port 10; a communication groove 11 is formed in the lower part of one side of the screening box 1, a conveying belt frame 12 is fixedly welded on the inner wall of the communication groove 11, and a conveying belt 13 is fixedly connected between the conveying belt frames 12, the conveying belt 13 is opposite to the lower part of the discharge port 10, the coal falling along the discharge port 10 falls into the conveying belt 13, and the coal is conveyed by the conveying belt 13 for subsequent treatment.
[0020] Working principle: in use, the coal enters the screening cylinder 6 along the inlet pipe 8, moves to the sleeve ring 9 through the inclined platform 7 in the screening cylinder 6, and then falls into the conveying belt 13 through the discharge port 10, the motor 3 drives the power axle 4 to rotate, the screening cylinder 6 is driven to rotate around the support platform 23 through the transmission belt 5, the screening efficiency is improved, the scraper 21 is tightly attached to the inside of the screening cylinder 6 by pulling the fixed sheet 19 through the spring 20, when the screening cylinder 6 rotates, the coal sticking to the inner wall of the screening cylinder 6 is scraped off by the scraper 21, and the coal is prevented from accumulating in the inner wall of the screening cylinder 6.
[0021] It should be noted that the relational terms herein, such as first and second, and the like, are used solely to distinguish one from another entity or action without necessarily requiring or implying any actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.
[0022] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.
Claims
1. A coking coal sizing apparatus comprising a sizing bin (1) characterised in that: The upper part of the screening box (1) is fixedly connected with a mounting rack (2), the upper part of the mounting rack (2) is fixedly connected with a motor (3), the power end of the motor (3) is fixedly connected with a power shaft (4), the outer side of the power shaft (4) is sleeved with a transmission belt (5), one side of the inside of the screening box (1) is fixedly connected with a support table (23), the upper part of the support table (23) is rotatably connected with a screening cylinder (6), the lower part of the transmission belt (5) is sleeved on the outer side of the middle part of the screening cylinder (6), one side of the inside of the screening cylinder (6) is rotatably connected with a feeding pipe (8), the inner wall of the screening cylinder (6) is provided as an inclined table (7), the outer side of the other end of the screening cylinder (6) is rotatably connected with a sleeve ring (9), the sleeve ring (9) and the inner wall of the screening box (1) are fixedly connected with a connecting rod (14), the lower part of the sleeve ring (9) is provided with a discharge port (10), one side of the sleeve ring (9) is fixedly connected with a mounting plate (17), the inside of the mounting plate (17) is slidably connected with two groups of sliding rods (18), the upper part of the sliding rod (18) is fixedly connected with a scraper (21), the lower part of the sliding rod (18) is fixedly connected with a fixed sheet (19), the fixed sheet (19) and the mounting plate (17) are fixedly connected with a spring (20), the spring (20) is sleeved on the outer side of the sliding rod (18).
2. A coking coal sizing apparatus as claimed in claim 1 wherein: The outer side of the screening cylinder (6) is fixedly connected with two groups of limiting sheets (22), and the limiting sheets (22) are arranged on both sides of the transmission belt (5).
3. A coking coal sizing apparatus as claimed in claim 1, wherein: The outer side of the screening cylinder (6) is provided with a rotating groove (16), one side of the sleeve ring (9) is fixedly connected with a rotating sheet (15), and the rotating sheet (15) is rotatably connected in the inside of the rotating groove (16).
4. A coking coal sizing apparatus as claimed in claim 1, wherein: The inner side of the screening box (1) is fixedly connected with a partition plate (24), and the partition plate (24) is in close contact with the sleeve ring (9).
5. A coking coal sizing apparatus as claimed in claim 1, wherein: The lower part of one side of the screening box (1) is provided with a communication groove (11), the inner wall of the communication groove (11) is fixedly connected with a conveyor belt rack (12), the conveyor belt rack (12) is fixedly connected with a conveyor belt (13), and the conveyor belt (13) is opposite to the discharge port (10).