Sintered ore screening device
Through the innovative design of the sinter screening device, the combination of support frame and drive components has achieved efficient screening and automatic cleaning, solving the problems of low efficiency and dust pollution of existing devices, and improving screening effect and equipment stability.
Patent Information
- Application Number
- CN202520014993.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-06
- Publication Date
- 2026-01-20
- Estimated Expiration
- 2035-01-06
AI Technical Summary
Existing sinter screening equipment is inefficient and cannot effectively separate small-particle sinter. Furthermore, the screening process causes serious dust pollution, which affects the health of workers.
A screening assembly including a support frame, pulleys, limiting grooves, upper screen frame and lower screen frame is designed. Combined with a drive assembly, the reciprocating motion of the screen is realized through belt drive. It is also equipped with an automatic cleaning mechanism that uses a turntable, movable shaft and push block to realize the automatic cleaning of the screen.
It significantly improves screening efficiency and accuracy, avoids screen clogging, extends equipment life, reduces maintenance costs, and improves work efficiency.
Smart Images
Figure CN223811252U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to sintered ore screening equipment technical field, specifically point to a kind of sintered ore screening device. BACKGROUND
[0002] Sintered ore is one of main blast furnace ironmaking materials, and there is small particle size sintered ore in sintered ore, and the proportion of small particle size sintered ore is large, and sintered ore with large particle size can be directly smelted as finished product, and small particle size sintered ore is easy to make blast furnace slag zone, softening zone thickening, furnace temperature fluctuation is large, it is not conducive to blast furnace stable and smooth, usually need to screen sintered ore, the efficiency of existing screening device is low, small particle size sintered ore cannot be effectively separated and screened out, and dust pollution is serious in screening process, affect the health of staff.
[0003] Static screening device mainly relies on material self-weight and inclination angle of screen to realize separation, but for sintered ore particles with similar particle size or irregular shape, the screening effect is not ideal.
[0004] Therefore, the existing structure and defects are improved, and a sintered ore screening device is provided to achieve more practical value. UTILITY MODEL CONTENT
[0005] (1) technical problem solved
[0006] In view of the deficiencies of the prior art, the utility model provides a sintered ore screening device, which solves the above problems.
[0007] (2) technical scheme
[0008] In order to achieve the above purpose, the utility model provides the following technical scheme: a sintered ore screening device, comprising a bottom plate, the upper surface of the bottom plate is fixedly connected with a machine box, the upper surface of the machine box is provided with a feeding hopper, the side wall of the machine box is provided with a collecting box, the upper surface of the bottom plate is fixedly connected with a supporting frame, the supporting frame is arranged in the machine box, the middle part of the supporting frame is provided with a screening assembly, and the rear end of the screening assembly is provided with a driving assembly.
[0009] Preferably, the outer surface of the supporting frame is fixedly provided with a limiting groove at both ends, the inner wall of the limiting groove is slidably connected with a pulley, the side wall of the fixed plate is installed with an upper sieve frame, the lower wall of the upper sieve frame is fixedly connected with a lower sieve frame, the upper sieve frame and the lower sieve frame are fixedly connected together through the fixed plate, the fixed plate is provided with four, the lower wall of each fixed plate is fixedly connected with a pulley, and each group of pulleys is synchronously slid on the inner wall of the limiting groove at both sides.
[0010] Preferably, a plurality of sieve holes are formed on the outer surface of the upper sieve frame, the sieve holes are arranged in an equidistant array, and the upper sieve frame and the lower sieve frame are both provided with a discharge hole.
[0011] Preferably, the rear wall of the lower sieve frame is fixedly connected with a limiting plate, the inner wall of the limiting plate is rotatably connected with a push block, one side of the push block is fixedly connected with a push rod, and the other side of the push rod away from the push block is rotatably connected with a movable shaft.
[0012] Preferably, the side wall of the movable shaft is rotatably connected with a rotating disc, the side of the rotating disc away from the movable shaft is rotatably connected with a rotating shaft, the rotating shaft penetrates the rotating connection with a limiting seat, the limiting seat is fixedly connected on the outer surface of the support frame, and the rotating shaft penetrates the two limiting seats.
[0013] Preferably, the outer surface of the rotating shaft is rotatably connected with a driven gear, the driven gear is arranged in the middle of the two limiting seats, the outer surface of the driven gear is meshingly connected with a belt, the inner wall of the belt is further meshingly connected with a driving gear, and the side end of the driving gear is coaxially connected with a driving motor.
[0014] (Three) beneficial effects
[0015] Compared with the prior art, the sinter screening device has the following beneficial effects:
[0016] 1. The innovative screening assembly design significantly improves the screening efficiency and precision, the stable sliding of the upper sieve frame and the lower sieve frame is realized through the cooperation of the pulley and the limiting groove on the support frame, this design not only facilitates the adjustment of the screening distance to adapt to the screening requirements of sinter of different particle sizes, but also ensures the stability during the screening process, meanwhile, the uniformly distributed sieve holes on the upper sieve frame and the lower sieve frame ensure that the sinter can uniformly and quickly pass through the screen, effectively avoiding the blocking phenomenon, further improving the screening efficiency, in addition, the driving assembly arranged at the rear end of the screening assembly realizes the reciprocating movement of the screen through belt transmission, enhances the screening effect, and makes the screened sinter more uniform and detailed.
[0017] 2. The automatic cleaning function of the screening assembly is realized through the ingenious cooperation of the rotating disc, the movable shaft, the push rod and the push block, in the screening process, with the rotation of the rotating disc, the push block drives the movable shaft to reciprocate through the push rod, thereby effectively cleaning the sinter residues attached to the screen, avoiding the blocking of the screen, prolonging the service life of the screen, at the same time, the entire driving assembly adopts the belt transmission and gear meshing mode, which not only has high transmission efficiency and low noise, but also is easy to maintain and replace, reducing the overall maintenance cost of the equipment, in addition, the setting of the collecting box facilitates the collection of the screened sinter, improves the work efficiency, and makes the entire screening process more smooth and efficient. BRIEF DESCRIPTION OF DRAWINGS
[0018] Figure 1 It is the whole structure schematic view of the utility model;
[0019] Figure 2 It is the internal structure section view of the utility model case;
[0020] Figure 3 It is the drive assembly structure schematic view of the utility model;
[0021] Figure 4 It is the screening assembly structure schematic view of the utility model.
[0022] In the drawing: 1, bottom plate; 2, case; 3, feed hopper; 4, collection box; 5, support frame; 6, limiting groove; 7, screening assembly; 8, fixed plate; 9, pulley; 10, drive assembly; 11, limiting plate; 12, push block; 13, push rod; 14, movable shaft; 15, rotary table; 16, limiting seat; 17, rotating shaft; 18, driven gear; 19, belt; 20, driving gear; 21, drive motor; 701, upper sieve frame; 702, lower sieve frame; 703, discharge hole; 704, sieve hole. DETAILED DESCRIPTION
[0023] 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, not 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 scope of protection of the utility model.
[0024] Please refer to Figures 1-4 A sinter screening device, including bottom plate 1, the upper surface of bottom plate 1 is fixedly connected with case 2, the upper surface of case 2 is provided with feed hopper 3, case 2 is installed with collection box 4 on the side wall, the upper surface of bottom plate 1 is fixedly connected with support frame 5, support frame 5 is arranged in the inside of case 2, screening assembly 7 is installed in the middle part of support frame 5, and drive assembly 10 is arranged at the rear end of screening assembly 7.
[0025] Further, the outer surface of the support frame 5 is fixed with a limiting groove 6 at both ends, the inner wall of the limiting groove 6 is slidably connected with a pulley 9, the side of the pulley 9 away from the limiting groove 6 is fixedly connected with a fixed plate 8, the side wall of the fixed plate 8 is installed with an upper sieve frame 701, the lower wall of the upper sieve frame 701 is fixedly connected with a lower sieve frame 702, the upper sieve frame 701 and the lower sieve frame 702 are fixedly connected together through the fixed plate 8, the fixed plate 8 is provided with four, the lower wall of each fixed plate 8 is fixedly connected with one pulley 9, and each group of pulleys 9 synchronously slides on the inner wall of the limiting groove 6 at both sides, the stable and accurate sliding of the screening assembly 7 on the support frame 5, this innovative design not only enhances the stability in the screening process, but also significantly improves the screening efficiency.
[0026] Further, the outer surface of the upper sieve frame 701 is provided with a plurality of screening holes 704, the screening holes 704 are arranged in an equidistant array, the upper sieve frame 701 and the lower sieve frame 702 are both provided with a discharge hole 703, by accurately controlling the size and distribution of the screening hole 703 and reasonably setting the position of the discharge hole 703, the present application realizes accurate screening of sinter with different particle sizes, improves the screening efficiency and product quality.
[0027] Further, the rear wall of the lower sieve frame 702 is fixedly connected with a limiting plate 11, the inner wall of the limiting plate 11 is rotatably connected with a push block 12, one side of the push block 12 is fixedly connected with a push rod 13, the other side of the push rod 13 away from the push block 12 is rotatably connected with a movable shaft 14, the push rod and the push block are connected with the limiting plate 11, which improves the consistency of the equipment.
[0028] Further, the side wall of the movable shaft 14 is rotatably connected with a rotating disc 15, the side of the rotating disc 15 away from the movable shaft 14 is rotatably connected with a rotating shaft 17, the rotating shaft 17 penetrates the rotating connection with a limiting seat 16, the limiting seat 16 has two groups which are fixedly connected on the outer surface of the support frame 5, the rotating shaft 17 penetrates the two groups of limiting seats 16, this mechanism not only ensures that the movable shaft 14 can rotate stably and continuously, thereby driving the push block 12 and the push rod 13 to reciprocate, and completes the screening task of the screen, but also enhances the stability and reliability of the entire transmission system through the penetration connection of the rotating shaft 17.
[0029] Further, the outer surface of the rotating shaft 17 is rotatably connected with a driven gear 18, the driven gear 18 is arranged in the middle of the two groups of limiting seats 16, the outer surface of the driven gear 18 is meshingly connected with a belt 19, the inner wall of the belt 19 is also meshingly connected with a driving gear 20, the side end of the driving gear 20 is coaxially connected with a driving motor 21, the driving motor 21 drives the belt 19 to rotate through the driving gear 20, the belt 19 drives the driven gear 18 and the rotating shaft to rotate in turn, and then drives the push block 12 and the push rod 13 to reciprocate through the rotating disc 15 and the movable shaft 14.
[0030] Working principle: when the driving motor 21 starts, the coaxially connected driving gear 20 starts to rotate, the driving gear 20 drives the driven gear 18 to rotate through the belt 19, the driven gear 18 is coaxially connected with the rotating shaft 17, so the rotating shaft 17 also rotates, the rotation of the rotating shaft 17 causes the rotation of the rotating disc 15, the rotating disc 15 drives the push block 12 to do reciprocating motion in the rear wall of the lower sieve frame 702 through the movable shaft 14 and the push rod 13, the reciprocating motion of the push block 12 pushes the sinter continuously to turn and sieve in the lower sieve frame 702, at the same time, the sieve holes 704 on the upper sieve frame 701 allow the smaller size sinter particles to pass through, while the larger size particles are left on the upper sieve frame 701, the sieved sinter particles are discharged from the discharge holes 703 of the upper sieve frame 701 and the lower sieve frame 702 respectively and fall into the collection area at the bottom of the machine box 2, during the sieving process, due to the sliding connection of the pulley 9 in the limiting groove 6, the sieving assembly including the upper sieve frame 701 and the lower sieve frame 702 can slide to a certain extent, and has a certain limiting effect, which improves the stability.
[0031] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.
Claims
1. A sinter screening device, comprising a base plate (1), characterized in that: A housing (2) is fixedly connected to the upper surface of the base plate (1). A feed hopper (3) is provided on the upper surface of the housing (2). A collection box (4) is installed on the side wall of the housing (2). A support frame (5) is fixedly connected to the upper surface of the base plate (1). The support frame (5) is located inside the housing (2). A screening component (7) is installed in the middle of the support frame (5). A drive component (10) is provided at the rear end of the screening component (7).
2. The sinter screening device according to claim 1, characterized in that: The support frame (5) has a limiting groove (6) fixedly opened at both ends of its outer surface. A pulley (9) is slidably connected to the inner wall of the limiting groove (6). A fixing plate (8) is fixedly connected to the side of the pulley (9) away from the limiting groove (6). An upper screen frame (701) is installed on the side wall of the fixing plate (8). A lower screen frame (702) is fixedly connected to the lower wall of the upper screen frame (701). The upper screen frame (701) and the lower screen frame (702) are fixedly connected together by the fixing plate (8). There are four fixing plates (8). A pulley (9) is fixedly connected to the lower wall of each fixing plate (8). Each set of pulleys (9) slides synchronously on the inner wall of the limiting groove (6) on both sides.
3. The sinter screening device according to claim 2, characterized in that: The upper screen frame (701) has a plurality of screening holes (704) on its outer surface. The screening holes (704) are arranged in an array with equal spacing. Both the upper screen frame (701) and the lower screen frame (702) have a discharge hole (703).
4. A sinter screening device according to claim 2, characterized in that: The rear wall of the lower screen frame (702) is fixedly connected to a limiting plate (11), and the inner wall of the limiting plate (11) is rotatably connected to a push block (12). One side of the push block (12) is fixedly connected to a push rod (13), and the other side of the push rod (13) away from the push block (12) is rotatably connected to a movable shaft (14).
5. A sinter screening device according to claim 4, characterized in that: A turntable (15) is rotatably connected to the side wall of the movable shaft (14). A rotating shaft (17) is rotatably connected to the side of the turntable (15) away from the movable shaft (14). The rotating shaft (17) is rotatably connected through a limiting seat (16). There are two sets of limiting seats (16), both of which are fixedly connected to the outer surface of the support frame (5). The rotating shaft (17) passes through the two sets of limiting seats (16).
6. A sinter screening device according to claim 5, characterized in that: A driven gear (18) is rotatably connected to the outer surface of the rotating shaft (17). The driven gear (18) is located in the middle of the two sets of limiting seats (16). A belt (19) is meshed with the outer surface of the driven gear (18). A driving gear (20) is also meshed with the inner wall of the belt (19). A drive motor (21) is coaxially connected to the side end of the driving gear (20).