Efficient stone crushing device for mining engineering
By introducing a combination of screening box and crushing roller into the stone crushing device, efficient screening and protection of stones are achieved, solving the problem of stones of different sizes and improving production efficiency and safety.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-12
- Publication Date
- 2026-03-24
AI Technical Summary
Traditional stone crushing devices fail to effectively screen stones, resulting in stones of varying sizes after crushing, which affects production efficiency and safety.
A device including a screening box and a crushing roller was designed. The crushed stones are screened in the screening box, and qualified crushed stones are discharged in time. Larger crushed stones that do not pass through the screen plate roll to other discharge troughs. During the crushing process, a cover plate is used to prevent splashing.
It improved production efficiency, reduced production costs, ensured operator safety, and complied with safety production standards.
Smart Images
Figure CN224025119U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to stone block crushing technical field especially relates to a stone block high -efficient crushing device for mining engineering. BACKGROUND
[0002] In mining engineering, stone block crushing is a very key basic operation link. It plays an indispensable preposition for the subsequent ore screening, refining and various building material production processes, and with the continuous expansion of modern mining scale and the increasing demand for high-quality stone materials in the construction industry, the efficiency and accuracy of stone block crushing device highlight its importance.
[0003] The traditional stone block crushing device for mining engineering usually only focuses on the crushing function of stone block, often ignoring the screening link of crushed stone block. In actual production process, the crushed stone block is of different sizes, and directly enters the subsequent process without screening, which leads to many problems in processing these mixed particle size stone blocks by subsequent equipment, for example, in the conveying process, large stone blocks may block the conveying pipeline or conveying belt, affecting the normal transportation of materials, and thus reducing the efficiency of the whole production process. In the link for concrete production and other links requiring specific particle size stone blocks, stone blocks that do not meet the particle size requirements will affect the quality and performance of concrete, increase the risk of product unqualification. Therefore, in view of the problem that the crushed stone block is of different sizes and directly enters the subsequent process without screening, a stone block high -efficient crushing device for mining engineering solving the above problems is needed. SUMMARY
[0004] In order to solve the problem of the crushed stone block of different sizes and directly entering the subsequent process without screening in the prior art, the application provides a stone block high -efficient crushing device for mining engineering. The crushed stone block falls into the screening box, and the sieve plate performs screening operation. The qualified crushed stone rolls to the discharge slot two for discharging in time, and the larger crushed stone that does not pass through the sieve plate rolls along the surface of the sieve plate to the discharge slot one. In the crushing process, the stone block is subjected to strong force of the crushing roller, and will produce violent movement and splashing. When the cover plate is closed, an effective protective barrier can be formed.
[0005] To achieve the above purpose, the utility model provides the following technical scheme:
[0006] The utility model provides a kind of high-efficiency stone breaking device for mining engineering, including screening box, the inner wall sliding connection of screening box is equipped with sieve plate, the front and rear ends of sieve plate are fixedly connected with limiting plate, two the limiting plate is fixedly connected with pull rod apart from one end, the left end of screening box is fixedly connected with discharge chute one, the right end of screening box is fixedly connected with discharge chute two, the top of screening box is fixedly connected with crushing box, two crushing rollers are rotatably connected in the inner wall of crushing box, the outer wall of two crushing rollers is fixedly connected with tooth, the front end of two crushing rollers is connected by drive mechanism, the top of crushing box is fixedly connected with feed slot, the top right side of feed slot is fixedly connected with fixed block, the inner wall of fixed block is rotatably connected with shaft, the outer wall of shaft is fixedly connected with cover plate, the top of cover plate is fixedly connected with handle.
[0007] As a further improvement of the utility model, the drive mechanism includes a motor located at the front end of the left crushing roller, the motor drive end is connected with gear one through linkage assembly, the bottom end of gear one is meshed with gear two, and the gear two is connected with the right crushing roller.
[0008] As a further improvement of the utility model, the linkage assembly includes a rotating roller one located at the drive end of the motor, the outer wall of the rotating roller one is connected with the rotating roller two through a belt, and the rotating roller two is fixedly connected to the front end of gear one.
[0009] As a further improvement of the utility model, the inner wall bottom side of the screening box is fixedly connected with an inclined slope.
[0010] As a further improvement of the utility model, the outer wall of the shaft is provided with a torsion spring, one end of the torsion spring is connected to the inner wall of the cover plate, and the other end of the torsion spring is connected to the outer wall of the fixed block.
[0011] As a further improvement of the utility model, the top left side of the feed slot is fixedly connected with a bump stop pad.
[0012] As a further improvement of the utility model, the left and right ends of the sieve plate are fixedly connected with a tenon, and the two tenons are slidingly connected to the inner wall of the screening box.
[0013] As a further improvement of the utility model, the sieve plate is inclinedly arranged in the inner wall of the screening box.
[0014] In summary, compared with the prior art, the present application has at least one of the following beneficial technical effects:
[0015] 1、The broken stone falls into the screening box, the sieve plate carries out screening operation to it, and the qualified gravel rolls to the discharge chute two place in time, and the larger gravel not passing through the sieve plate falls along the sieve plate surface to the discharge chute one, so that the subsequent further processing makes the crushing equipment concentrate on processing the substandard stone, significantly speeds up the overall production rhythm, improves the production efficiency of the mining engineering, and further reduces the production cost.
[0016] 2、In the crushing process, the stone is subjected to strong force of the crushing roller, and violent movement and splashing are generated, the cover plate can form an effective protective barrier when it is closed, blocks the splashing stone, avoids causing physical injury to the operator, ensures the safety of the mining engineering site personnel, reduces the safety accident rate, and meets the safety production specification requirements. BRIEF DESCRIPTION OF DRAWINGS
[0017] Figure 1 A shaft view of a stone efficient crushing device for mining engineering is provided for the utility model;
[0018] Figure 2 A crushing roller structure schematic view of a stone efficient crushing device for mining engineering is provided for the utility model;
[0019] Figure 3 A cover plate structure schematic view of a stone efficient crushing device for mining engineering is provided for the utility model;
[0020] Figure 4 A Figure 3 enlarged view of A;
[0021] Figure 5 A slope structure schematic view of a stone efficient crushing device for mining engineering is provided for the utility model.
[0022] LEGEND:
[0023] 1, screening box; 2, discharge chute one; 3, sieve plate; 4, limiting plate; 5, tenon; 6, pull rod; 7, slope; 8, discharge chute two; 9, crushing box; 10, crushing roller; 11, tooth; 12, motor; 13, roller one; 14, belt; 15, roller two; 16, gear one; 17, gear two; 18, feed chute; 19, fixed block; 20, shaft; 21, torsional spring; 22, cover plate; 23, handle; 24, anti-collision pad. DETAILED DESCRIPTION
[0024] In order to make the purpose, technical scheme and advantages of the embodiments of the present application more clear, the technical scheme in the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, not all the embodiments.
[0025] Therefore, the following detailed description of the embodiments of the application provided in the accompanying drawings is not intended to limit the scope of the application claimed, but merely represents selected embodiments of the application. Based on the embodiments in the application, all other embodiments obtained by those of ordinary skill in the art without making creative efforts fall within the scope of protection of the application.
[0026] It should be noted that similar reference numbers and letters represent similar items in the following drawings, and therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.
[0027] In the description of the application, it should be noted that if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship in which the product of the application is usually placed, and are only for the convenience of describing the application and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the application. In addition, if the terms "first", "second" and the like appear in the description of the application, they are only used to distinguish the description and cannot be understood as indicating or implying relative importance.
[0028] In addition, if the terms "horizontal", "vertical" and the like appear in the description of the application, they do not mean that the component must be absolutely horizontal or vertical, but can be slightly inclined. For example, "horizontal" only means that its direction is relatively more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly inclined.
[0029] In the description of the application, it should also be noted that unless otherwise explicitly specified and limited, if the terms "arrangement", "installation", "connection", "connection" appear, they should be understood in a broad sense, for example, they can be fixedly connected, or can be detachably connected, or integrally connected; can be mechanically connected, or can be electrically connected; can be directly connected, or can be indirectly connected through an intermediate medium; can be the communication inside two elements. For those of ordinary skill in the art, the specific meaning of the above terms in the application can be understood according to the specific circumstances.
[0030] Example 1:
[0031] As Figures 1-5As shown, a kind of stone high-efficiency crushing device for mining engineering, including screening box 1, the inner wall of screening box 1 is slidably connected with sieve plate 3, the front and rear ends of sieve plate 3 are fixedly connected with limiting plate 4, the ends of the two limiting plates 4 are fixedly connected with pull rod 6, the left end of screening box 1 is fixedly connected with discharge chute one 2, the right end of screening box 1 is fixedly connected with discharge chute two 8, the top end of screening box 1 is fixedly connected with crushing box 9, the inner wall of crushing box 9 is rotatably connected with two crushing rollers 10, the outer walls of the two crushing rollers 10 are fixedly connected with teeth 11, the front ends of the two crushing rollers 10 are connected through rotating roller one 13, belt 14, rotating roller two 15, gear one 16 and gear two 17, the top end of crushing box 9 is fixedly connected with feeding chute 18;
[0032] Specifically, the crushed stone falls into the screening box 1, and the sieve plate 3 performs screening operation on it, the sieve plate 3 is obliquely arranged on the inner wall of the screening box 1, the left and right ends of the sieve plate 3 are slidably connected with the inner wall of the screening box 1, so as to ensure the stability of the sieve plate 3 in the screening process, in the screening process, the operator can pull the pull rod 6, the pull rod 6 drives the sieve plate 3 to shake left and right in the screening box 1 through the limiting plate 4, so as to accelerate the screening process and prevent the screen hole from being blocked, the small-diameter crushed stone passes through the sieve plate 3 hole, and falls on the slope 7 on the inner wall bottom side of the screening box 1, and rolls along the slope 7 to the discharge chute two 8 under the action of gravity, and the large crushed stone that does not pass through the sieve plate 3 rolls along the surface of the sieve plate 3 to the discharge chute one 2, so as to be further processed subsequently.
[0033] The motor 12 located at the front end of the left crushing roller 10 is connected with gear one 16 through rotating roller one 13, belt 14 and rotating roller two 15 at the driving end of the motor 12, gear one 16 is meshingly connected with gear two 17 at the bottom end, gear two 17 is connected with the right crushing roller 10, rotating roller one 13 is connected with rotating roller two 15 through belt 14 at the outer wall of rotating roller one 13, rotating roller two 15 is fixedly connected at the front end of gear one 16, the inner wall bottom side of screening box 1 is fixedly connected with slope 7, the left and right ends of sieve plate 3 are fixedly connected with tenon 5, the two tenons 5 are slidably connected with the inner wall of screening box 1, and the sieve plate 3 is obliquely arranged on the inner wall of screening box 1;
[0034] Specifically, the motor 12 is started, the driving end of the motor 12 drives rotating roller one 13 to rotate, rotating roller one 13 transmits power to rotating roller two 15 through belt 14, rotating roller two 15 in turn drives gear one 16 to rotate, since gear one 16 and gear two 17 are in meshing state, gear two 17 rotates with gear one 16, so as to drive the right crushing roller 10 to synchronously rotate relative to the left crushing roller 10, the teeth 11 on the outer walls of the two crushing rollers 10 cooperate with each other to extrude the stone, so that the stone is crushed into different sizes of crushed stones, the sieve plate 3 can be more smoothly pulled through the tenon 5, and the crushed stone can roll to the discharge chute two 8 through the slope 7.
[0035] Example 2:
[0036] As one of the optimized structure designs of the embodiment 1, as shown in the figure, Figures 1-5 The top right side of the feeding groove 18 is fixedly connected with a fixed block 19, the inner wall of the fixed block 19 is rotatably connected with a rotating shaft 20, the outer wall of the rotating shaft 20 is fixedly connected with a cover plate 22, the top end of the cover plate 22 is fixedly connected with a handle 23, the top left side of the feeding groove 18 is fixedly connected with a bump stop 24, the outer wall of the rotating shaft 20 is provided with a torsion spring 21, one end of the torsion spring 21 is connected with the inner wall of the cover plate 22, and the other end of the torsion spring 21 is connected with the outer wall of the fixed block 19.
[0037] Specifically, the operator holds the handle 23, exerts force to rotate the cover plate 22, the cover plate 22 makes a circular motion with the rotating shaft 20 as the center, and the torsion spring 21 is elastically deformed in the process. When the cover plate 22 is rotated to a suitable angle, the top opening of the feeding groove 18 is completely exposed, at this time, the stone to be crushed can be put into the crushing box 9 through the feeding groove 18, then the handle 23 is loosened, and the cover plate 22 can be automatically closed on the feeding groove 18 through the torsion spring 21, so as to prevent the stone from splashing during crushing. The bump stop 24 can buffer the force generated when the cover plate 22 is closed, so as to avoid damage to the cover plate 22.
[0038] Working principle: the handle 23 rotates the cover plate 22, the cover plate 22 rotates with the rotating shaft 20 as the center, thereby canceling the closure of the feeding groove 18, then the stone to be crushed is put into the crushing box 9, the motor 12 is started, the left crushing roller 10 and the teeth 11 are driven to rotate, the gear one 16 is driven to rotate under the linkage of the rotating roller one 13, the belt 14 and the rotating roller two 15, because the gear one 16 and the gear two 17 are in meshing relationship, so the right crushing roller 10 and the teeth 11 can be driven to rotate through the gear two 17, and the two crushing rollers 10 and the teeth 11 rotate in opposite directions, so as to crush the stone, the crushed stone falls into the screening box 1 and is screened through the screen plate 3, the small stones fall onto the slope 7, then slide to the discharge chute two 8 for discharge, the stones not passing through the screen plate 3 roll to the discharge chute one 2, are discharged through the discharge chute one 2, and wait for the next operation. In the process of screening the stone, the pull rod 6 can be pulled to drive the screen plate 3 to shake in the screening box 1 through the limiting plate 4, so as to prevent the screen plate 3 from being blocked.
[0039] Finally, it should be pointed out that: the above only describes the preferred embodiments of the utility model, and is not used to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical scheme recorded in the foregoing embodiments can still be modified, or some technical features can be replaced equivalently, any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.
Claims
1. A high-efficiency stone block breaking device for mining engineering, characterized in that: Including screening box (1), the inner wall of screening box (1) is slidably connected with sieve plate (3), the front and rear ends of sieve plate (3) are fixedly connected with limiting plate (4), the two ends of the two limiting plates (4) are fixedly connected with pull rod (6), the left end of screening box (1) is fixedly connected with discharge chute one (2), the right end of screening box (1) is fixedly connected with discharge chute two (8), the top end of screening box (1) is fixedly connected with crushing box (9), the inner wall of crushing box (9) is rotatably connected with two crushing rollers (10), the outer walls of the two crushing rollers (10) are fixedly connected with teeth (11), the front ends of the two crushing rollers (10) are connected through a drive mechanism, the top end of crushing box (9) is fixedly connected with feed chute (18), the top right side of feed chute (18) is fixedly connected with fixed block (19), the inner wall of fixed block (19) is rotatably connected with rotating shaft (20), the outer wall of rotating shaft (20) is fixedly connected with cover plate (22), the top end of cover plate (22) is fixedly connected with handle (23).
2. The high-efficiency stone block crushing device for mining engineering according to claim 1, characterized in that: The drive mechanism includes a motor (12) located at the front end of the left crushing roller (10), the driving end of the motor (12) is connected with gear one (16) through a linkage assembly, the bottom end of gear one (16) is meshedly connected with gear two (17), and gear two (17) is connected with the right crushing roller (10).
3. The high-efficiency stone block crushing device for mining engineering according to claim 2, characterized in that: The linkage assembly includes rotating roller one (13) located at the driving end of the motor (12), the outer wall of rotating roller one (13) is connected with rotating roller two (15) through a belt (14), and rotating roller two (15) is fixedly connected to the front end of gear one (16).
4. The high-efficiency stone block crushing device for mining engineering according to claim 1, characterized in that: The inner wall bottom side of screening box (1) is fixedly connected with slope (7).
5. The high-efficiency stone block crushing device for mining engineering according to claim 1, characterized in that: The outer wall of rotating shaft (20) is provided with torsional spring (21), one end of torsional spring (21) is connected to the inner wall of cover plate (22), and the other end of torsional spring (21) is connected to the outer wall of fixed block (19).
6. The high-efficiency stone block crushing device for mining engineering according to claim 1, characterized in that: The top left side of feed chute (18) is fixedly connected with anti-collision pad (24).
7. The high-efficiency stone block crushing device for mining engineering according to claim 1, characterized in that: The left and right ends of sieve plate (3) are fixedly connected with tenon (5), and the two tenons (5) are slidably connected to the inner wall of screening box (1).
8. The high-efficiency stone block crushing device for mining engineering according to claim 1, characterized in that: The sieve plate (3) is obliquely arranged in the inner wall of screening box (1).