Waste concrete separation equipment

Abstract

The utility model discloses waste concrete separation equipment which comprises a crushing box body, crushing wheels are symmetrically and rotationally connected to the top of an inner cavity of the crushing box body, a conveying belt corresponding to the crushing wheels is obliquely arranged in the inner cavity of the crushing box body, and a screening unit is arranged on the outer wall of the conveying belt. A first guide plate is obliquely and fixedly connected to the bottom of an inner cavity of the smashing box, an oblique guide rod is fixedly connected to the top of the first guide plate, a steel discharging opening is formed in one side of the smashing box, a waste discharging opening is formed in the smashing box, and the second guide plate obliquely points to the conveying belt. The crushing box body, the crushing wheels, the conveying belt, the screening unit and the flow guide rod are used in a matched mode, the conveying belt is arranged at the bottoms of the two crushing wheels, so that crushed and separated concrete and reinforcing steel bars can fall on the conveying belt, and the screening unit conveys and discharges the reinforcing steel bars mixed in the concrete; therefore, the efficiency of separating steel bars from concrete is improved.

Description

Technical Field

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

[0002] For example, patent announcement number CN220258175U discloses a waste concrete separation device, including a bottom plate, a roller is arranged at the bottom of the bottom plate, a push rod is arranged at the outer side of the bottom plate, a shell is fixedly connected to the top of the bottom plate, a feed port is fixedly connected to the top of the shell, two symmetrically distributed crushing wheels are rotatably connected to the inner side of the shell, two symmetrically distributed crushing plates are arranged on the inner wall of the shell, two symmetrically distributed brackets are fixedly connected to the inner side of the shell, a conveyor belt is arranged outside the bracket, a magnetic suction belt is arranged outside the conveyor belt, a guide rod is fixedly connected to the inner side of the bracket, a collection box is arranged inside the bracket, a conveyor belt is arranged inside the shell, a garbage pool is arranged outside the bottom plate, and two dust suction fans are arranged outside the shell. This waste concrete separation device can achieve the effect of separating and recycling iron metal blocks or steel bars in waste concrete.

[0003] The inclined conveyor belts are symmetrically arranged at the bottom of the two crushing wheels, and the conveyor belts are provided with magnetic suction belts, so as to separate the steel bars in the crushed waste gas concrete. However, since the two conveyor belts are symmetrically arranged, there is a certain gap between them. Therefore, when the steel bars mixed in the concrete fall, the steel bars will fall out of the concrete, and the steel bars on the conveyor belts will still be knocked down by the falling concrete, thereby reducing the efficiency of separating the steel bars in the concrete. Utility Model Content

[0004] The purpose of the utility model is to provide a waste concrete separation device to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a waste concrete separation device, comprising a crushing box, wherein the top of the inner cavity of the crushing box is symmetrically rotatably connected with a crushing wheel;

[0006] The inner cavity of the crushing box is obliquely provided with a conveyor belt corresponding to the crushing wheel, the outer wall of the conveyor belt is provided with a screening unit for separating steel bars mixed in concrete, the bottom of the inner cavity of the crushing box is obliquely fixedly connected with a first guide plate for guiding the crushed concrete, the top of the first guide plate is fixedly connected with an inclined guide rod, the top of the guide rod is located between the gaps of the screening units, one side of the crushing box is provided with a steel discharge port, and the other side of the crushing box is provided with a waste discharge port matching the first guide plate.

[0007] Preferably, a second guide plate is fixedly connected to one side of the inner wall of the pulverizing box, the second guide plate is tilted toward the conveyor belt, and a support rod is fixedly connected between the bottom of the second guide plate and the pulverizing box.

[0008] Preferably, the screening unit comprises:

[0009] A convex rod, wherein the convex rod is arranged perpendicular to the conveyor belt;

[0010] A fixed block, the outer wall of which is fixedly embedded in the conveyor belt, and the protruding rod is fixedly installed on the outside of the conveyor belt through the fixed block.

[0011] Preferably, a magnet ring is fixedly embedded on the side of the fixed block away from the conveyor belt, a magnet block is fixedly embedded inside the convex rod, an inner bolt is slidably inserted and sleeved on the side of the fixed block away from the conveyor belt, and one end of the outer wall of the inner bolt is threadedly inserted and sleeved with the convex rod.

[0012] Preferably, one end of the protruding rod close to the conveyor belt is fixedly connected with a positioning rod, one side of the fixing block is provided with a positioning groove, and one end of the positioning rod passes through the conveyor belt and is slidably connected with the positioning groove.

[0013] Preferably, the crushing box is rotatably connected to a connecting shaft inside, a connecting roller is fixedly sleeved on the outer wall of the connecting shaft, the connecting roller is located inside the conveyor belt, a servo motor is fixedly connected to the front of the crushing box, and the output end of the servo motor is transmission-connected to the connecting shaft.

[0014] Technical effects and advantages of the utility model:

[0015] The utility model utilizes the coordinated use of a crushing box, a crushing wheel, a conveyor belt, a screening unit and a guide rod. The conveyor belt is arranged at the bottom of the two crushing wheels, so that the crushed and separated concrete and steel bars can fall onto the conveyor belt, so that the screening unit can transport and discharge the steel bars mixed in the concrete, thereby improving the efficiency of separating the steel bars from the concrete. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0017] Figure 2 This is a schematic diagram of the internal structure of the front side of the crushing box of the utility model.

[0018] Figure 3 For this utility model Figure 2 Enlarged structural diagram at A in the middle.

[0019] In the figure: 1. crushing box; 2. crushing wheel; 3. conveyor belt; 4. screening unit; 41. convex rod; 42. fixing block; 43. magnet block; 44. magnet ring; 45. inner bolt; 46. positioning rod; 5. first guide plate; 6. guide rod; 7. steel discharge port; 8. waste discharge port; 9. second guide plate; 10. support rod; 11. connecting roller; 12. connecting shaft. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] The utility model provides Figure 1-3 The waste concrete separation equipment shown in the figure comprises a crushing box 1, the top of the inner cavity of the crushing box 1 is symmetrically connected to a crushing wheel 2, and the back of the crushing box 1 is fixedly connected to a driving motor for driving the crushing wheel 2 to rotate, so that the two crushing wheels 2 rotate to crush the waste concrete and separate the concrete from the steel bars entrained in the concrete. The inner cavity of the crushing box 1 is obliquely provided with a conveyor belt 3 corresponding to the crushing wheel 2, and the outer wall of the conveyor belt 3 is provided with a screening unit 4 for separating the steel bars entrained in the concrete, and the number of the screening units 4 is multiple, and the screening units 4 are equidistantly arranged on the outer wall of the conveyor belt 3, so that the concrete and steel bars crushed by the crushing wheel 2 fall on the conveyor belt 3, and the screening unit 4 can block the steel bars, so that the steel bars follow the conveyor belt 3 to move obliquely upward until they are transported to the guide rod 6, and multiple screening units 4 are arranged side by side. The guide rod 6 scrapes off the steel bars, so that they are discharged from the steel discharge port 7 through the guide rod 6. The bottom of the inner cavity of the crushing box 1 is obliquely fixedly connected with a first guide plate 5 for guiding the crushed concrete. The top of the first guide plate 5 is fixedly connected with an inclined guide rod 6. There are multiple guide rods 6, which are arranged side by side. The top of the guide rod 6 is located between the gaps of the screening units 4. A steel discharge port 7 is opened on one side of the crushing box 1, and a waste discharge port 8 matching the first guide plate 5 is opened on the other side of the crushing box 1. Since the conveyor belt 3 is in an inclined state, the crushed concrete can roll off the conveyor belt 3, and then slide off the inclined first guide plate 5, so as to be discharged from the waste discharge port 8, and part of the concrete accumulated on the conveyor belt 3 can fall from the top of the conveyor belt 3, and then fall onto the first guide plate 5 from the gap of the guide rod 6, and then be discharged.

[0022] Furthermore, a second guide plate 9 is fixedly connected to one side of the inner wall of the crushing box 1, and the second guide plate 9 is tilted toward the conveyor belt 3. A support rod 10 is fixedly connected between the bottom of the second guide plate 9 and the crushing box 1. Figure 2 As shown, the concrete and steel bars crushed by the crushing wheel 2 can fall onto the conveyor belt 3 through the second guide plate 9, preventing the concrete and steel bars crushed by the crushing wheel 2 from falling directly without being screened by the conveyor belt 3 and the screening unit 4, thereby increasing the probability of separation of the steel bars from the waste concrete particles.

[0023] In particular, the screening unit 4 includes a convex rod 41 and a fixed block 42, the convex rod 41 is vertically arranged with the conveyor belt 3, the outer wall of the fixed block 42 is fixedly embedded with the conveyor belt 3, and the convex rod 41 is fixedly installed on the outside of the conveyor belt 3 through the fixed block 42, the convex rod 41 can block the steel bars entrained in the concrete particles, so that the steel bars are transported with the conveyor belt 3, and the concrete particles can roll down from the gaps between the convex rods 41, and a magnet ring 44 is fixedly embedded on the side of the fixed block 42 away from the conveyor belt 3, and a magnet block 43 is fixedly embedded inside the convex rod 41, and the magnet block 43 and the magnet ring 44 can improve the stability of the protruding rod 41 on the steel bar barrier. The side of the fixed block 42 facing away from the conveyor belt 3 is slidably inserted and sleeved with an inner bolt 45, one end of the outer wall of the inner bolt 45 is threadedly inserted and sleeved with the protruding rod 41, and the end of the protruding rod 41 close to the conveyor belt 3 is fixedly connected with a positioning rod 46. A positioning groove is provided on one side of the fixed block 42, one end of the positioning rod 46 passes through the conveyor belt 3 and is slidably sleeved with the positioning groove, the positioning rod 46 and the inner bolt 45 can fix the protruding rod 41 and the fixed block 42, and the inner bolt 45 can be disassembled and replaced by removing it.

[0024] Specifically, the inside of the crushing box 1 is rotatably connected to a connecting shaft 12, and the outer wall of the connecting shaft 12 is fixedly sleeved with a connecting roller 11, and the number of the connecting shaft 12 and the connecting roller 11 are both two, and the two connecting shafts 12 have a height difference, so that the conveyor belt 3 is set to operate at an angle, and the connecting roller 11 is located inside the conveyor belt 3. A servo motor is fixedly connected to the front of the crushing box 1, and the output end of the servo motor is transmission-connected to the connecting shaft 12. The servo motor and the drive motor are electrically connected to an external power supply through an external servo motor switch and a drive motor switch, respectively.

[0025] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A waste concrete separation device, comprising a crushing box (1), wherein the top of the inner cavity of the crushing box (1) is symmetrically rotatably connected to a crushing wheel (2); It is characterized in that The inner cavity of the crushing box (1) is provided with a conveyor belt (3) corresponding to the crushing wheel (2) at an angle, and the outer wall of the conveyor belt (3) is provided with a screening unit (4) for separating steel bars mixed in concrete. The bottom of the inner cavity of the crushing box (1) is fixedly connected with a first guide plate (5) for guiding the crushed concrete at an angle, and the top of the first guide plate (5) is fixedly connected with an inclined guide rod (6), and the top of the guide rod (6) is located between the gaps of the screening unit (4). A steel discharge port (7) is provided on one side of the crushing box (1), and a waste discharge port (8) matching the first guide plate (5) is provided on the other side of the crushing box (1).

2. The waste concrete separation device according to claim 1, characterized in that: A second guide plate (9) is fixedly connected to one side of the inner wall of the pulverizing box (1), the second guide plate (9) is tilted toward the conveyor belt (3), and a support rod (10) is fixedly connected between the bottom of the second guide plate (9) and the pulverizing box (1).

3. The waste concrete separation device according to claim 1, characterized in that: The screening unit (4) comprises: A convex rod (41), wherein the convex rod (41) is arranged perpendicular to the conveyor belt (3); A fixed block (42), the outer wall of which is fixedly embedded in the conveyor belt (3), and the protruding rod (41) is fixedly installed on the outside of the conveyor belt (3) through the fixed block (42).

4. The waste concrete separation device according to claim 3, characterized in that: A magnet ring (44) is fixedly embedded on the side of the fixed block (42) facing away from the conveyor belt (3), a magnet block (43) is fixedly embedded inside the protruding rod (41), an inner bolt (45) is slidably inserted and sleeved on the side of the fixed block (42) facing away from the conveyor belt (3), and one end of the outer wall of the inner bolt (45) is threadedly inserted and sleeved with the protruding rod (41).

5. The waste concrete separation equipment according to claim 4, characterized in that: One end of the protruding rod (41) close to the conveyor belt (3) is fixedly connected to a positioning rod (46); one side of the fixing block (42) is provided with a positioning groove; one end of the positioning rod (46) passes through the conveyor belt (3) and is slidably connected to the positioning groove.

6. The waste concrete separation equipment according to claim 1, characterized in that: The crushing box (1) is rotatably connected to a connecting shaft (12) inside, and a connecting roller (11) is fixedly sleeved on the outer wall of the connecting shaft (12). The connecting roller (11) is located inside the conveyor belt (3). A servo motor is fixedly connected to the front of the crushing box (1), and the output end of the servo motor is transmission-connected to the connecting shaft (12).

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