Slag crushing and screening device

Abstract

The utility model provides a slag crushing and screening device, which relates to the technical field of crushing and screening devices, and comprises a crushing box, the right side of the crushing box is fixedly provided with a motor, the output end of the motor is provided with a gear A, the left side of the gear A is fixedly provided with a reamer A, and the surface of the gear A is rotatably connected with a gear B; a better using effect is achieved, after long-time use, if the filter screen is damaged and needs to be replaced, a rotating handle can be pinched to rotate, so that a threaded rod rotates outwards in the shell through a rotating groove, and the threaded rod can be taken out from the interior of a fixing plate through a fixing groove after completely rotating out of the interior of the shell through the rotating groove; and then a handle is held and pulled backwards, so that the filter box can be replaced after completely sliding out of the interior of the shell through a sliding groove, and therefore, the situation that a filter screen of an existing screening device is mostly directly and fixedly mounted in the shell, and the filter screen is inconvenient to replace if the filter screen is damaged and needs to be replaced after being used for a long time is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of crushing and screening devices, in particular to a slag crushing and screening device. Background Art

[0002] Coal slag is referred to as coal slag. It is the waste residue discharged after coal is burned in coal-fired power plants, industrial and civil boilers and other equipment. It mainly contains silicon dioxide, aluminum oxide, iron oxide, calcium oxide and a small amount of magnesium, sulfur, carbon, etc. The chemical composition is related to the composition of the coal, particle size, boiler form and combustion technology. It can be recycled and used as building materials (masonry mortar, wall materials, cement mixed materials, concrete aggregates, insulation materials, etc.) and road construction materials. According to the publication number: CN212596909U, a coal slag crushing, screening and grading device is disclosed. The coal-fired furnace slag crushing, screening and grading device comprises: a chassis, a safety box, a power motor, a motor box, a rotating rod, a chain and a material baffle. A safety box is provided on one side of the chassis, and a motor box is provided on the other side of the chassis. A power motor is fixedly installed inside the motor box, a driving gear is fixedly installed on the bottom end of the power motor, a secondary screen is installed on one end of the driving gear, a top driven gear is installed on the top gear of the driving gear, a first driven gear of the first layer is fixedly installed on the gear on the other side of the top driven gear, a first driven gear of the first layer is installed on the other end of the first driven gear of the first layer, and a first second driven gear of the first layer is installed on the other end of the first screen. The coal-fired furnace slag crushing, screening and grading device provided by the utility model has the advantages of safety, meticulousness, high recovery efficiency and easy mobility, but the above technology still has some defects. For example, the filter screen of the existing screening device is mostly directly fixedly installed inside the shell. After long-term use, if the filter screen is damaged and needs to be replaced, it will cause inconvenience in replacing the filter screen, and the practicability is poor, which needs to be improved. Utility Model Content

[0003] The purpose of the utility model is to solve the technical problems raised in the above background technology.

[0004] The utility model adopts the following technical scheme: a slag crushing and screening device comprises a crushing box, a motor is fixedly installed on the right side of the crushing box, a gear A is installed on the output end of the motor, a reamer A is fixedly installed on the left side of the gear A, a gear B is rotatably connected to the surface of the gear A, and a reamer B is fixedly installed on the left side of the gear B, a shell is fixedly installed on the bottom end of the crushing box, a discharge port A is opened on the right side of the shell, a slide groove is opened on the surface of the shell, a rotating groove is opened on the side of the shell, a threaded rod is rotatably connected inside the rotating groove, a turning handle is fixedly installed on the right side of the threaded rod, a filter box is slidably connected inside the slide groove, a fixing plate is fixedly installed on the surface of the filter box, a fixing groove is opened on the side of the fixing plate, a handle is fixedly installed on the surface of the filter box, a discharge port B is opened on the surface of the filter box, a baffle is fixedly installed inside the filter box, a mounting plate is slidably connected to the top of the baffle, and a filter screen is fixedly installed on the top of the mounting plate.

[0005] Preferably, the gear A is rotatably connected to the crushing box, the reamer A is rotatably connected to the crushing box, the gear B is rotatably connected to the crushing box, and the reamer B is rotatably connected to the crushing box. Here, it is more convenient for the gear A and the reamer A to rotate.

[0006] Preferably, the threaded rod is rotatably connected to the housing, the threaded rod is rotatably connected to the fixing plate, and the turning handle is rotatably connected to the fixing plate. Here, it is more convenient for the threaded rod to rotate.

[0007] Preferably, the filter box is slidably connected to the housing, the fixing plates are symmetrically distributed on the left and right ends of the surface of the filter box, and the fixing plates are slidably connected to the housing. Here, it is more convenient for the fixing plates to slide.

[0008] Preferably, the mounting plate is slidably connected to the filter box, and the filter screen is slidably connected to the filter box. Here, it is more convenient for the mounting plate to slide.

[0009] Preferably, a protective plate is fixedly installed on the top of the crushing box, a hinge is fixedly installed on the top of the protective plate, a protective cover is fixedly installed on the top of the hinge, and a pull block is fixedly installed on the top of the protective cover. Here, the debris splashing is better avoided.

[0010] Preferably, the hinges are symmetrically distributed at the left and right ends of the top of the protective plate, and the protective cover is rotatably connected to the protective plate. Here, it is more convenient for the protective cover to rotate.

[0011] Compared with the prior art, the advantages and positive effects of the utility model are:

[0012] 1. The utility model achieves a better use effect by arranging a slide groove, a rotating groove, a threaded rod, a rotating handle, a filter box, a fixed plate, a fixed groove, a handle, a material discharge port B, a baffle, a mounting plate and a filter screen. If the filter screen is damaged and needs to be replaced after long-term use, the rotating handle can be pinched to rotate, so that the threaded rod can be rotated outward inside the shell through the rotating groove. When the threaded rod is completely rotated out of the shell through the rotating groove, it can be taken out from the fixing plate through the fixing groove. Then, the handle is held and pulled backward, so that the filter box can be replaced after it completely slides out of the shell through the slide groove, thereby avoiding the situation that the filter screen of the existing screening device is mostly directly fixed inside the shell, and the filter screen is inconvenient to replace when it is damaged and needs to be replaced after long-term use.

[0013] 2. The utility model provides a protective plate, hinges, a protective cover and a pull block to better prevent debris from splashing. During use, the slag is first placed inside the crushing box. At this time, the pull block is pinched and pulled backward to allow the protective cover to slide downward on the top of the protective plate through the hinge. When the bottom end of the protective cover contacts the top of the protective plate, it can be removed, thereby preventing the slag from splashing out through the crushing box during the crushing process, causing a mess on site. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 A schematic diagram of a slag crushing and screening device is provided for the utility model;

[0015] Figure 2 The utility model provides a schematic diagram of the explosion of a slag crushing and screening device;

[0016] Figure 3 The utility model proposes a slag crushing and screening device Figure 2 Enlarged view of point A in the middle;

[0017] Figure 4 The utility model proposes a slag crushing and screening device Figure 2 Enlarged view of point B in the middle;

[0018] Figure 5 The utility model proposes a slag crushing and screening device Figure 2 Enlarged view of center C.

[0019] Legend:

[0020] 1. Crushing box; 2. Motor; 3. Gear A; 4. Reamer A; 5. Gear B; 6. Reamer B; 7. Casing; 8. Discharge port A; 9. Slide; 10. Rotating slot; 11. Threaded rod; 12. Turning handle; 13. Filter box; 14. Fixed plate; 15. Fixed slot; 16. Handle; 17. Discharge port B; 18. Baffle; 19. Mounting plate; 20. Filter; 21. Protective plate; 22. Hinge; 23. Protective cover; 24. Pull block. DETAILED DESCRIPTION

[0021] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0022] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0023] Embodiment 1

[0024] See also Figure 1-4The utility model provides a technical solution: a slag crushing and screening device, including a crushing box 1, a motor 2 is fixedly installed on the right side of the crushing box 1, a gear A3 is installed on the output end of the motor 2, a reamer A4 is fixedly installed on the left side of the gear A3, a gear B5 is rotatably connected to the surface of the gear A3, a reamer B6 is fixedly installed on the left side of the gear B5, a shell 7 is fixedly installed on the bottom end of the crushing box 1, a discharge port A8 is opened on the right side of the shell 7, a chute 9 is opened on the surface of the shell 7, a rotating groove 10 is opened on the side of the shell 7, a threaded rod 11 is rotatably connected inside the rotating groove 10, a handle 12 is fixedly installed on the right side of the threaded rod 11, a filter box 13 is slidably connected inside the chute 9, and the surface of the filter box 13 is fixedly installed There is a fixing plate 14, a fixing groove 15 is provided on the side of the fixing plate 14, a handle 16 is fixedly installed on the surface of the filter box 13, a discharge port B17 is provided on the surface of the filter box 13, a baffle 18 is fixedly installed inside the filter box 13, a mounting plate 19 is slidably connected to the top of the baffle 18, and a filter screen 20 is fixedly installed on the top of the mounting plate 19. By arranging the slide groove 9, the rotating groove 10, the threaded rod 11, the turning handle 12, the filter box 13, the fixing plate 14, the fixing groove 15, the handle 16, the discharge port B17, the baffle 18, the mounting plate 19 and the filter screen 20, a better use effect is achieved. After long-term use, if the filter screen 20 is damaged and needs to be replaced, the turning handle 12 can be pinched to rotate so that the threaded rod 11 passes through The rotating groove 10 rotates outward inside the shell 7. When the threaded rod 11 is completely rotated out of the shell 7 through the rotating groove 10, it can be taken out from the fixing plate 14 through the fixing groove 15. Then, the handle 16 is held and pulled backward to make the filter box 13 completely slide out of the shell 7 through the sliding groove 9 so that it can be replaced. This avoids the situation that the filter screen 20 of the existing screening device is mostly directly fixed inside the shell 7. After long-term use, if the filter screen 20 is damaged and needs to be replaced, it will cause inconvenience in replacing the filter screen 20. The gear A3 is rotatably connected to the crushing box 1, the reamer A4 is rotatably connected to the crushing box 1, the gear B5 is rotatably connected to the crushing box 1, and the reamer B6 is rotatably connected to the crushing box 1. The gear A3 and the reamer A4 can rotate to prevent the gear A3 and the reamer A4 from being stuck by the crushing box 1 during use, which can cause the gear A3 and the reamer A4 to be unable to continue rotating. The threaded rod 11 is rotatably connected to the outer shell 7, the threaded rod 11 is rotatably connected to the fixed plate 14, and the turning handle 12 is rotatably connected to the fixed plate 14, which makes it easier for the threaded rod 11 to rotate and prevents the threaded rod 11 from being stuck by the outer shell 7 or the fixed plate 14 during use, which can cause the threaded rod 11 to be unable to continue rotating. The filter box 13 is slidably connected to the outer shell 7, and the fixed plates 14 are symmetrically distributed at the left and right ends of the surface of the filter box 13. The fixed plates 14 are slidably connected to the outer shell 7, which makes it easier for the fixed plates 14 to slide.To prevent the fixing plate 14 from being stuck by the housing 7 during use and causing the fixing plate 14 to be unable to continue sliding, the mounting plate 19 is slidably connected to the filter box 13, and the filter screen 20 is slidably connected to the filter box 13, which makes it easier for the mounting plate 19 to slide and prevents the mounting plate 19 from being stuck by the filter box 13 during use and causing the mounting plate 19 to be unable to continue sliding.

[0025] Embodiment 2

[0026] See also Figure 1-2 5. A protective plate 21 is fixedly installed on the top of the crushing box 1, a hinge 22 is fixedly installed on the top of the protective plate 21, a protective cover 23 is fixedly installed on the top of the hinge 22, and a pull block 24 is fixedly installed on the top of the protective cover 23 to better prevent debris from splashing. During use, the slag is first placed inside the crushing box 1, and then the pull block 24 is pinched and pulled backward to make the protective cover 23 slide downward on the top of the protective plate 21 through the hinge 22. When the bottom end of the protective cover 23 contacts the top of the protective plate 21, it can be used to prevent the slag from splashing out through the crushing box 1 during the crushing process, causing a mess on the site. The hinges 22 are symmetrically distributed at the left and right ends of the top of the protective plate 21, and the protective cover 23 is rotatably connected to the protective plate 21, which makes it easier for the protective cover 23 to rotate, thereby preventing the protective cover 23 from being stuck by the protective plate 21 during use and causing the protective cover 23 to be unable to continue rotating.

[0027] Working principle: When in use, first place the slag to be crushed and screened inside the crushing box 1, then pinch the pull block 24 and pull it backwards, so that the cover 23 rotates backwards at the top of the protective plate 21 through the hinge 22, and when the bottom end of the cover 23 contacts the top of the protective plate 21, start the motor 2, so that the motor 2 drives the gear A3 and the reamer A4 to rotate, and at this time, the gear A3 drives the gear B5 and the reamer B6 to rotate inside the crushing box 1 to achieve the effect of crushing the slag, and the crushed slag falls into the interior of the shell 7 through the crushing box 1, and is filtered through the filter screen 20 at the top of the mounting plate 19, and the filtered slag falls out of the top of the filter screen 20 through the discharge port B17, and those The slag that falls into the bottom end of the outer shell 7 can be collected through the discharge port A8. If the filter 20 needs to be replaced after long-term use, the handle 12 can be pinched to rotate, so that the threaded rod 11 can rotate outward inside the outer shell 7 through the rotating groove 10. When the threaded rod 11 is completely rotated out of the interior of the outer shell 7 through the rotating groove 10, it can be taken out from the inside of the fixed plate 14 through the fixing groove 15, and then the handle 16 is pinched to pull backwards, so that the filter box 13 slides backwards inside the outer shell 7 through the slide groove 9. When the filter box 13 completely slides out of the interior of the outer shell 7, it can be done. At this time, the mounting plate 19 is pinched and pulled upwards, so that the bottom end of the mounting plate 19 falls off the baffle 18 and slides out of the interior of the filter box 13, and then the filter 20 can be replaced.

[0028] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A slag crushing and screening device, comprising a crushing box (1), characterized in that: A motor (2) is fixedly mounted on the right side of the crushing box (1), a gear A (3) is mounted on the output end of the motor (2), a reamer A (4) is fixedly mounted on the left side of the gear A (3), a gear B (5) is rotatably connected to the surface of the gear A (3), a reamer B (6) is fixedly mounted on the left side of the gear B (5), a housing (7) is fixedly mounted on the bottom end of the crushing box (1), a discharge port A (8) is provided on the right side of the housing (7), a slide groove (9) is provided on the surface of the housing (7), a rotation groove (10) is provided on the side of the housing (7), and a threaded rod (1) is rotatably connected to the inside of the rotation groove (10). 1), a turning handle (12) is fixedly installed on the right side of the threaded rod (11), a filter box (13) is slidably connected inside the slide groove (9), a fixing plate (14) is fixedly installed on the surface of the filter box (13), a fixing groove (15) is provided on the side of the fixing plate (14), a handle (16) is fixedly installed on the surface of the filter box (13), a discharge port B (17) is provided on the surface of the filter box (13), a baffle (18) is fixedly installed inside the filter box (13), a mounting plate (19) is slidably connected to the top of the baffle (18), and a filter screen (20) is fixedly installed on the top of the mounting plate (19).

2. The slag crushing and screening device according to claim 1, characterized in that: The gear A (3) is rotationally connected to the crushing box (1), the reamer A (4) is rotationally connected to the crushing box (1), the gear B (5) is rotationally connected to the crushing box (1), and the reamer B (6) is rotationally connected to the crushing box (1).

3. The slag crushing and screening device according to claim 1, characterized in that: The threaded rod (11) is rotationally connected to the housing (7), the threaded rod (11) is rotationally connected to the fixing plate (14), and the turning handle (12) is rotationally connected to the fixing plate (14).

4. The slag crushing and screening device according to claim 1, characterized in that: The filter box (13) is slidably connected to the outer shell (7), the fixing plates (14) are symmetrically distributed at the left and right ends of the surface of the filter box (13), and the fixing plates (14) are slidably connected to the outer shell (7).

5. The slag crushing and screening device according to claim 1, characterized in that: The mounting plate (19) is slidably connected to the filter box (13), and the filter screen (20) is slidably connected to the filter box (13).

6. The slag crushing and screening device according to claim 1, characterized in that: A protective plate (21) is fixedly mounted on the top of the crushing box (1), a hinge (22) is fixedly mounted on the top of the protective plate (21), a protective cover (23) is fixedly mounted on the top of the hinge (22), and a pull block (24) is fixedly mounted on the top of the protective cover (23).

7. The slag crushing and screening device according to claim 6, characterized in that: The hinges (22) are symmetrically distributed at the left and right ends of the top of the protective plate (21), and the protective cover (23) is rotatably connected to the protective plate (21).

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