Concrete crushing equipment

Abstract

The utility model relates to the technical field of concrete crushing, in particular to concrete crushing equipment which comprises a box body, a first crushing mechanism and a filtering assembly are arranged on the box body, and the filtering assembly is located below the first crushing mechanism; a second smashing mechanism is arranged in the box body and located below the filtering assembly. The filtering assembly is arranged below the first crushing mechanism, so that concrete blocks enter the second crushing mechanism after being preliminarily crushed, and the concrete blocks with large particles are prevented from entering the second crushing mechanism; the hydraulic cylinder drives the crushing part to slide in the box body, when the crushing part is close to one fixing part, the crushing part and the close fixing part extrude concrete blocks between the crushing part and the close fixing part, meanwhile, the concrete blocks fall to the other side of the crushing part, the crushing part moves reversely to crush the concrete blocks on the other side, and the working efficiency of the first crushing mechanism is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of concrete crushing, in particular to concrete crushing equipment. Background Art

[0002] Large quantities of concrete are used in construction, but after completion, a significant amount of concrete waste is generated, requiring crushing and recycling. Existing concrete crushing devices typically employ two crushing plates to crush the bulky concrete waste. This method only provides preliminary crushing and falls short of recycling standards. Further crushing equipment is required, reducing efficiency.

[0003] Chinese patent publication number CN117123336A discloses a concrete waste crushing device, including an operating box, two toggle assemblies, two transmission assemblies, a first crushing assembly and a second crushing assembly, wherein the inner wall of the operating box is sequentially provided with a tapered through groove, an operating groove and a through groove, the tapered through groove, the operating groove and the through groove are sequentially connected, and the inner wall of the through groove is symmetrically provided with two arcuate grooves, the toggle assembly is arranged on the operating box, the two transmission assemblies are symmetrically arranged on the operating box, and the first crushing assembly and the second crushing assembly are respectively arranged on the operating box; the present invention provides power to the transmission assembly through the toggle assembly, and the transmission assembly drives the first crushing assembly and the second crushing assembly to work synchronously, which can perform secondary crushing of concrete, so that the concrete meets the recycling standard, and improves work efficiency while reducing the use cost.

[0004] However, the above technical solution has the following defects: in the above concrete waste crushing device, when the inclined crushing plate moves away from the vertical crushing plate, some concrete blocks directly fall into the crushing assembly below without undergoing the first crushing, which limits the effect of the crushing plate and increases the burden on the second crushing assembly, reducing the service life of the second crushing assembly and making it inconvenient to use. Utility Model Content

[0005] The purpose of the utility model is to propose a concrete crushing equipment in view of the problems existing in the background technology.

[0006] The technical solution of the utility model is: a concrete crushing equipment, comprising a box;

[0007] The box body is provided with a first crushing mechanism and a filter assembly, and the filter assembly is located below the first crushing mechanism;

[0008] A second crushing mechanism is provided in the box body and is located below the filter assembly;

[0009] The box body includes a storage box and a crushing box;

[0010] The material storage box is located above the crushing box. Two material guide parts are provided in the material storage box. The two material guide parts are symmetrically distributed in the material storage box. The material guide surfaces of the material guide parts are inclined surfaces.

[0011] The first crushing mechanism, the filter assembly, and the second crushing mechanism are all located in the crushing box;

[0012] The first crushing mechanism includes a fixing portion and a crushing portion;

[0013] There are two fixing parts connected to the inner wall of the box, and the two fixing parts are symmetrically distributed in the box. The crushing part is slidably connected to the inner wall of the box, and the crushing part is located between the two fixing parts;

[0014] There are two slides on the box body, and mounting blocks are provided at both ends of the crushing part, which are slidably connected with the slides;

[0015] Two hydraulic cylinders are fixed on the box body, and the hydraulic cylinders correspond to the mounting blocks one by one, and the movable ends of the hydraulic cylinders are connected to the corresponding mounting blocks;

[0016] The second pulverizing mechanism includes a pulverizing roller;

[0017] There are two crushing rollers, which are both rotatably connected to the box body and are distributed side by side in the box body. A driving assembly is provided on the box body, and the driving assembly drives and connects the two crushing rollers to rotate in opposite directions.

[0018] Preferably, both sides of the crushing part close to the fixing part are inclined surfaces, and the surface of the fixing part close to the crushing part corresponds to the shape of the inclined surface of the crushing part;

[0019] A plurality of first ribs are provided on the surface of the crushing part close to the fixing part, and the first ribs are evenly distributed side by side on the crushing part;

[0020] A plurality of second ribs are provided on the surface of the fixing part close to the crushing part, and the second ribs are meshed with the first ribs.

[0021] Preferably, a convex block is provided at the upper end of the crushing part, and the upper surface of the convex block is an upwardly convex arc surface.

[0022] Preferably, the filter assembly includes a mounting frame;

[0023] A fixing frame is provided on the inner wall of the box, which is located below the first crushing mechanism. The fixing frame is provided with a mounting groove. A mounting hole is provided on the box body, which corresponds to the mounting groove. The mounting frame passes through the mounting hole and is slidably connected with the mounting groove. A filter plate is provided on the mounting frame.

[0024] Preferably, it also includes a fixing bolt;

[0025] The mounting frame is provided with a baffle, and a plurality of fixing bolts are provided. The plurality of fixing bolts pass through the baffle and are connected with the box body threadedly. The ends of the fixing bolts press the surface of the baffle, and the baffle is pressed against the outer surface of the box body.

[0026] Preferably, a lower hopper is provided in the box body, and the lower hopper is located below the filter assembly and above the second crushing mechanism.

[0027] Compared with the prior art, the above technical solution of the present invention has the following beneficial technical effects:

[0028] 1. In the present invention, a filter assembly is provided below the first crushing mechanism, so that the concrete blocks are initially crushed before entering the second crushing mechanism, thereby preventing the second crushing mechanism from entering larger particles of concrete blocks.

[0029] 2. In the present invention, the hydraulic cylinder drives the crushing part to slide in the box. When the crushing part approaches a fixed part, the crushing part and the adjacent fixed part squeeze the concrete blocks therebetween. At the same time, the concrete blocks fall to the other side of the crushing part. The crushing part moves in the opposite direction to crush the concrete blocks on the other side, thereby improving the working efficiency of the first crushing mechanism.

[0030] 3. In the present invention, the fixing bolts can be rotated and removed, and the mounting frame can be taken out from the mounting slot, which is convenient for repairing or cleaning the filter plate and prolonging the service life of the filter assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1 This is a three-dimensional diagram of a concrete crushing equipment proposed by the utility model.

[0032] Figure 2 This is a schematic diagram of the structure inside the box of a concrete crushing equipment proposed by the utility model.

[0033] Figure 3 This is a cross-sectional view of a concrete crushing equipment proposed by the utility model.

[0034] Figure numerals: 1. material storage box; 2. crushing box; 3. driving assembly; 4. material guide part; 5. bump; 6. hydraulic cylinder; 7. mounting frame; 8. baffle; 9. fixing bolt; 10. mounting block; 11. chute; 12. crushing part; 13. lower hopper; 14. fixing part; 15. first rib; 16. filter plate; 17. fixing frame; 18. second rib; 19. crushing roller. DETAILED DESCRIPTION

[0035] Example 1

[0036] like Figure 1-Figure 3 As shown, the concrete crushing equipment proposed by the present invention includes a box body;

[0037] A first crushing mechanism and a filter assembly are provided on the box body, the filter assembly is located below the first crushing mechanism, and a second crushing mechanism is provided in the box body, the second crushing mechanism is located below the filter assembly.

[0038] Furthermore, a lower hopper 13 is provided in the box body. The lower hopper 13 is located below the filter assembly and above the second crushing mechanism, so that the concrete blocks can fall into the second crushing mechanism for crushing.

[0039] The box body includes a material storage box 1 and a crushing box 2. The material storage box 1 is located above the crushing box 2. Two material guide parts 4 are provided in the material storage box 1. The two material guide parts 4 are symmetrically distributed in the material storage box 1. The material guide surface of the material guide part 4 is an inclined surface.

[0040] The first crushing mechanism, the filtering assembly and the second crushing mechanism are all located in the crushing box 2 .

[0041] In the present invention, concrete blocks are placed in the storage box 1. The concrete blocks first pass through the first crushing mechanism, which performs preliminary crushing on the concrete blocks. Small particles of concrete blocks fall below through the filtering component and are further crushed by the second crushing mechanism to become smaller particles. Concrete blocks that have not passed through the filtering component continue to stay in the first crushing mechanism for further crushing. In the present invention, a filtering component is provided below the first crushing mechanism, so that the concrete blocks are all preliminarily crushed before entering the second crushing mechanism, preventing the second crushing mechanism from entering larger particles of concrete blocks.

[0042] Example 2

[0043] like Figure 2-Figure 3 As shown, the concrete crushing equipment proposed by the present invention, compared with the first embodiment, the first crushing mechanism in this embodiment includes a fixing part 14 and a crushing part 12;

[0044] There are two fixing parts 14 connected to the inner wall of the box. The two fixing parts 14 are symmetrically distributed in the box. The crushing part 12 is slidably connected to the inner wall of the box. The crushing part 12 is located between the two fixing parts 14.

[0045] Two chutes 11 are provided on the box body, and mounting blocks 10 are provided at both ends of the crushing part 12. The mounting blocks 10 are slidably connected with the chutes 11;

[0046] Two hydraulic cylinders 6 are fixedly provided on the box body. The hydraulic cylinders 6 correspond to the mounting blocks 10 one by one, and the movable ends of the hydraulic cylinders 6 are connected to the corresponding mounting blocks 10 .

[0047] Furthermore, both sides of the crushing portion 12 close to the fixing portion 14 are inclined surfaces, and the surface of the fixing portion 14 close to the crushing portion 12 corresponds to the shape of the inclined surface of the crushing portion 12;

[0048] A plurality of first ribs 15 are provided on the surface of the crushing portion 12 close to the fixing portion 14 , and the first ribs 15 are evenly distributed side by side on the crushing portion 12 ;

[0049] The surface of the fixing portion 14 close to the crushing portion 12 is provided with a plurality of second ribs 18 , which mesh with the first ribs 15 to reduce the contact area between the crushing portion 12 and the fixing portion 14 and the concrete block, thereby facilitating the crushing of the concrete block.

[0050] Furthermore, a protrusion 5 is provided at the upper end of the crushing part 12 , and the upper surface of the protrusion 5 is an upwardly convex arc surface.

[0051] In this embodiment, the hydraulic cylinder 6 drives the crushing part 12 to slide in the box. When the crushing part 12 approaches a fixed part 14, the crushing part 12 and the adjacent fixed part 14 squeeze the concrete block therebetween. At the same time, the concrete block falls to the other side of the crushing part 12. The crushing part 12 approaches the fixed part 14 on the other side and crushes the corresponding concrete block, thereby improving the working efficiency of the first crushing mechanism.

[0052] Example 3

[0053] like Figure 1-Figure 2 As shown, the concrete crushing equipment proposed by the present invention, compared with the first embodiment, the filter assembly in this embodiment includes a mounting frame 7 and a fixing bolt 9;

[0054] A fixing bracket 17 is provided on the inner wall of the box, and the fixing bracket 17 is located below the first crushing mechanism. The fixing bracket 17 is provided with a mounting groove, and a mounting hole is provided on the box body, and the mounting hole corresponds to the mounting groove. The mounting bracket 7 passes through the mounting hole and is slidably connected with the mounting groove, and a filter plate 16 is provided on the mounting bracket 7.

[0055] A baffle 8 is provided on the mounting frame 7, and a plurality of fixing bolts 9 are provided. The plurality of fixing bolts 9 pass through the baffle 8 and are threadedly connected to the box body. The ends of the fixing bolts 9 press the surface of the baffle 8, and the baffle 8 is pressed against the outer surface of the box body.

[0056] In this embodiment, the fixing bolts 9 can be rotated and removed to remove the mounting frame 7 from the mounting groove, which facilitates the maintenance or cleaning of the filter plate 16 and increases the service life of the filter assembly. During installation, the mounting frame 7 and the filter plate 16 are inserted into the mounting holes and connected with the mounting grooves on the fixing frame 17, and then the fixing bolts 9 are installed.

[0057] Example 4

[0058] like Figure 2-Figure 3 As shown, the concrete crushing equipment proposed by the present invention, compared with the first embodiment, the second crushing mechanism in this embodiment includes a crushing roller 19;

[0059] There are two crushing rollers 19, which are both rotatably connected to the box and are distributed side by side in the box. A driving component 3 is provided on the box, and the driving component 3 drives and connects the two crushing rollers 19 to rotate in opposite directions.

[0060] In this embodiment, the driving assembly 3 is started to drive the two crushing rollers 19 to rotate towards each other, and the upper concrete block falls between the two crushing rollers 19. The two crushing rollers 19 further crush the concrete block into smaller particles.

[0061] The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited thereto. Various changes can be made within the knowledge scope of those skilled in the art without departing from the purpose of the present invention.

Claims

1. A concrete crushing equipment, characterized in that: Including the box; The box body is provided with a first crushing mechanism and a filter assembly, and the filter assembly is located below the first crushing mechanism; A second crushing mechanism is provided in the box body and is located below the filter assembly; The box body comprises a storage box (1) and a crushing box (2); The material storage box (1) is located above the crushing box (2), and two material guide parts (4) are provided in the material storage box (1). The two material guide parts (4) are symmetrically distributed in the material storage box (1), and the material guide surfaces of the material guide parts (4) are inclined surfaces. The first pulverizing mechanism, the filter assembly, and the second pulverizing mechanism are all located in the pulverizing box (2); The first pulverizing mechanism includes a fixing portion (14) and a pulverizing portion (12); Two fixing parts (14) are provided and are both connected to the inner wall of the box body. The two fixing parts (14) are symmetrically distributed in the box body. The crushing part (12) is slidably connected to the inner wall of the box body. The crushing part (12) is located between the two fixing parts (14). Two slide grooves (11) are provided on the box body, and mounting blocks (10) are provided at both ends of the crushing part (12), and the mounting blocks (10) are connected to the slide grooves (11) in a sliding manner; Two hydraulic cylinders (6) are fixedly provided on the box body, the hydraulic cylinders (6) correspond to the mounting blocks (10) one by one, and the movable ends of the hydraulic cylinders (6) are connected to the corresponding mounting blocks (10); The second pulverizing mechanism includes a pulverizing roller (19); Two crushing rollers (19) are provided. Both crushing rollers (19) are rotatably connected to a box body and are arranged side by side in the box body. A driving assembly (3) is provided on the box body. The driving assembly (3) drives and connects the two crushing rollers (19) to rotate in opposite directions.

2. A concrete crushing equipment according to claim 1, characterized in that: Both sides of the crushing part (12) close to the fixing part (14) are inclined surfaces, and the surface of the fixing part (14) close to the crushing part (12) corresponds to the shape of the inclined surface of the crushing part (12); A plurality of first ribs (15) are provided on the surface of the crushing portion (12) close to the fixing portion (14), and the first ribs (15) are evenly distributed side by side on the crushing portion (12); A plurality of second ribs (18) are provided on the surface of the fixing portion (14) close to the crushing portion (12), and the second ribs (18) and the first ribs (15) are meshed with each other.

3. The concrete crushing equipment according to claim 2, characterized in that: A convex block (5) is provided at the upper end of the crushing portion (12), and the upper surface of the convex block (5) is an upwardly convex arc surface.

4. The concrete crushing equipment according to claim 1, characterized in that: The filter assembly includes a mounting frame (7); A fixing frame (17) is provided on the inner wall of the box body. The fixing frame (17) is located below the first crushing mechanism. The fixing frame (17) is provided with a mounting groove. A mounting hole is provided on the box body. The mounting hole corresponds to the mounting groove. The mounting frame (7) passes through the mounting hole and is slidably connected to the mounting groove. A filter plate (16) is provided on the mounting frame (7).

5. The concrete crushing equipment according to claim 4, characterized in that: Also includes a fixing bolt (9); A baffle (8) is provided on the mounting frame (7), and a plurality of fixing bolts (9) are provided. The plurality of fixing bolts (9) pass through the baffle (8) and are threadedly connected to the box body. The ends of the fixing bolts (9) press against the surface of the baffle (8), and the baffle (8) is pressed against the outer surface of the box body.

6. The concrete crushing equipment according to claim 1, characterized in that: A lower hopper (13) is provided in the box body, and the lower hopper (13) is located below the filter assembly and above the second crushing mechanism.

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