Construction waste crushing and screening equipment

Abstract

The utility model relates to the technical field of construction waste treatment, in particular to construction waste crushing and screening equipment which comprises a box body, first sliding grooves are formed in the left end face and the right end face in the box body, sliding plates are connected to the inner walls of the two first sliding grooves in a sliding mode, and brushes are arranged on the upper end faces of the sliding plates and abut against a screen. The right side of the lower end face of the sliding plate is fixedly connected with a connecting plate, the outer wall of the connecting plate is provided with a second sliding groove, the right end face of the box body is provided with a first driving motor, the output end of the first driving motor extends into the box body and is fixedly connected with a connecting rod, and the left end face of the connecting rod is fixedly connected with a short column which is slidably connected with the second sliding groove. Through cooperation of the first driving motor, the connecting rod, the short column, the connecting plate, the sliding plate and the brush, the sliding plate and the brush can be driven to reciprocate front and back, the lower end of the screen is cleaned and dredged, the problem that time and labor are wasted due to the fact that the screen needs to be manually disassembled, cleaned or replaced is solved, and the device has the advantages of being simple in structure and high in automation degree.

Description

Technical Field

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

[0002] Construction waste refers to the slag, abandoned soil, abandoned materials, silt and other waste generated during the construction, laying, demolition and repair of various buildings, structures, pipelines, etc. by construction units or individuals. Construction waste refers to the general term for slag, waste concrete, waste bricks and stones and other waste generated in the production activities of the construction industry such as demolition, construction, decoration and repair. According to the source of generation, construction waste can be divided into engineering slag, decoration waste, demolition waste, engineering mud, etc.; according to the composition, construction waste can be divided into slag, concrete blocks, broken stones, brick and tile fragments, waste mortar, mud, asphalt blocks, waste plastics, waste metal, waste bamboo and wood, etc. Construction waste refers to construction waste generated due to human or natural reasons in the project, including waste slag, abandoned soil, silt and abandoned materials.

[0003] In the screening process of the construction waste crushing and screening device in the prior art, smaller garbage is easy to clog the screen, which requires manual disassembly and cleaning or replacement of the screen, which is time-consuming and laborious. Therefore, a construction waste crushing and screening device is needed to solve this problem. Utility Model Content

[0004] The utility model provides a construction waste crushing and screening device, which dredges the screen by driving a brush to move back and forth through a slide plate to prevent the screen from being blocked, and has the characteristics of simple structure and high degree of automation.

[0005] The utility model is implemented as follows: a construction waste crushing and screening device comprises a box body, wherein two symmetrically distributed crushing rollers are rotatably connected inside the box body, a screen is arranged below the two crushing rollers, a first slide groove is provided on both left and right end surfaces inside the box body, a slide plate is slidably connected to the inner walls of the two first slide grooves, a brush is provided on the upper end surface of the slide plate, the brush abuts against the screen, a connecting plate is fixedly connected to the right side of the lower end surface of the slide plate, a second slide groove is provided on the outer wall of the connecting plate, a first driving motor is installed on the right end surface of the box body, an output end of the first driving motor extends to the interior of the box body and is fixedly connected to a connecting rod, a short column is fixedly connected to the left end surface of the connecting rod, and the short column is slidably connected to the second slide groove.

[0006] In order to facilitate the driving of the crushing rollers to rotate, as a preferred construction waste crushing and screening equipment of the utility model, the shafts on the rear sides of the two crushing rollers extend to the outside of the box body and are fixedly connected with gears, the two gears are meshingly connected, the rear end face of the box body is fixedly connected with a mounting plate, the upper end face of the mounting plate is installed with a second drive motor through a support, and the output end of the second drive motor is fixedly connected to one of the gears.

[0007] In order to facilitate material loading and unloading, as a preferred construction waste crushing and screening equipment of the utility model, the upper end face of the box body is provided with a feed port, the lower end face of the box body is provided with a first discharge port, and the left end face of the box body is provided with a second discharge port.

[0008] In order to facilitate the discharge of the screened coarse material from the second discharge port, as a preferred embodiment of the construction waste crushing and screening equipment of the utility model, the screen is arranged obliquely.

[0009] In order to facilitate the discharge of the screened fine material from the box, as a preferred construction waste crushing and screening device of the utility model, the lower end of the interior of the box is configured to be funnel-shaped.

[0010] In order to facilitate the control of the equipment, as a preferred construction waste crushing and screening equipment of the utility model, the front end face of the box body is provided with a controller, and the first drive motor and the second drive motor are both electrically connected to the controller.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] This type of construction waste crushing and screening equipment, through the cooperation of the first driving motor, connecting rod, short column, connecting plate, slide plate and brush, can drive the slide plate and brush to reciprocate back and forth to clean and dredge the lower end of the screen, solving the problem of time-consuming and labor-intensive manual disassembly and cleaning or replacement of the screen, and has the characteristics of simple structure and high degree of automation. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is the overall structure diagram of a construction waste crushing and screening device of the utility model;

[0014] Figure 2 This is the overall structure diagram of a construction waste crushing and screening device of the utility model;

[0015] Figure 3 This is a front sectional view of a construction waste crushing and screening device of the utility model;

[0016] Figure 4 This is a structural diagram of the skateboard of the utility model;

[0017] Figure 5It is the structural diagram of the connecting rod of the utility model.

[0018] In the figure, 1. box body; 2. feed port; 3. first discharge port; 4. first chute; 5. slide plate; 6. screen; 7. brush; 8. connecting plate; 9. second chute; 10. first drive motor; 11. connecting rod; 12. short column; 13. mounting plate; 14. second drive motor; 15. gear; 16. crushing roller; 17. second discharge port; 18. controller. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0020] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0021] See also Figure 1-5 A construction waste crushing and screening device comprises a box body 1, wherein two symmetrically distributed crushing rollers 16 are rotatably connected inside the box body 1, a screen 6 is arranged below the two crushing rollers 16, first chutes 4 are arranged on both left and right end surfaces inside the box body 1, a slide plate 5 is slidably connected to the inner walls of the two first slide plates 4, a brush 7 is arranged on the upper end surface of the slide plate 5, the brush 7 abuts against the screen 6, a connecting plate 8 is fixedly connected to the right side of the lower end surface of the slide plate 5, a second chute 9 is arranged on the outer wall of the connecting plate 8, a first drive motor 10 is installed on the right end surface of the box body 1, an output end of the first drive motor 10 extends to the interior of the box body 1 and is fixedly connected to a connecting rod 11, a short column 12 is fixedly connected to the left end surface of the connecting rod 11, and the short column 12 is slidably connected to the second chute 9.

[0022] In this embodiment: the first drive motor 10 is started, the first drive motor 10 drives the connecting rod 11 to rotate, the connecting rod 11 further drives the short column 12 to rotate, and then drives the connecting plate 8 to reciprocate back and forth through the second slide groove 9, the connecting plate 8 further drives the slide plate 5 to reciprocate back and forth along the first slide groove 4, and then drives the brush 7 to reciprocate back and forth, so as to clean and dredge the screen 6 to prevent blockage. The screen 6 is cleaned and dredged by the reciprocating motion of the brush 7, which solves the problem that the screen 6 is easily blocked in the past, and the degree of automation is high.

[0023] As a technical optimization solution of the utility model, the shafts on the rear sides of the two crushing rollers 16 extend to the outside of the box body 1 and are fixedly connected with gears 15. The two gears 15 are meshed and connected. The rear end face of the box body 1 is fixedly connected with a mounting plate 13. The upper end face of the mounting plate 13 is installed with a second drive motor 14 through a support. The output end of the second drive motor 14 is fixedly connected to one of the gears 15.

[0024] In this embodiment, the second drive motor 14 is started, and the second drive motor 14 drives one of the gears 15 to rotate, and then drives the other gear 15 to rotate, and the two gears 15 drive the crushing roller 16 to rotate in different directions, so as to crush the construction waste.

[0025] As a technical optimization solution of the utility model, the upper end surface of the box body 1 is provided with a feed port 2, the lower end surface of the box body 1 is provided with a first discharge port 3, and the left end surface of the box body 1 is provided with a second discharge port 17.

[0026] In this embodiment: a feed port 2 is provided on the upper end face of the box body 1 to facilitate feeding, a first discharge port 3 is provided on the lower end face of the box body 1 to facilitate discharge of sieved fine material from the first discharge port 3, and a second discharge port 17 is opened on the left end face of the box body 1 to facilitate discharge of sieved coarse material from the second discharge port 17.

[0027] As a technical optimization solution of the present invention, the screen 6 is arranged tilted.

[0028] In this embodiment, the screen 6 is tilted to facilitate the coarse material screened by the screen 6 to slide off the screen 6 and be discharged from the second discharge port 17 .

[0029] As a technical optimization solution of the present utility model, the lower end of the interior of the box body 1 is configured to be funnel-shaped.

[0030] In this embodiment, the lower end of the box body 1 is configured to be funnel-shaped, so that the fine material in the box body 1 can be discharged from the first discharge port 3 .

[0031] As a technical optimization solution of the present invention, a controller 18 is disposed on the front end surface of the housing 1 , and both the first drive motor 10 and the second drive motor 14 are electrically connected to the controller 18 .

[0032] In this embodiment: the device is controlled by the controller 18, which saves time and effort and improves the degree of automation.

[0033] The working principle and use process of the utility model are as follows: when in use, the first drive motor 10 and the second drive motor 14 are first started, the second drive motor 14 drives one of the gears 15 to rotate, and then drives the other gear 15 to rotate, the two gears 15 drive the crushing roller 16 to rotate in different directions, so as to crush the construction waste, the first drive motor 10 drives the connecting rod 11 to rotate, the connecting rod 11 further drives the short column 12 to rotate, and then drives the connecting plate 8 to reciprocate forward and backward through the second slide groove 9, and the connecting plate 8 further drives the slide plate 5 along the first slide groove 4 makes a back-and-forth reciprocating motion, thereby driving the brush 7 to reciprocate back and forth, thereby cleaning and unblocking the screen 6 to prevent blockage, and then the construction waste is introduced into the box body 1 from the feed port 2, and the construction waste is crushed by the crushing roller 16 and falls on the screen 6, and the waste is screened by the screen 6, and the coarse material after screening rolls down from the top of the screen 6 and is discharged from the second discharge port 17, and the fine material after screening is discharged from the first discharge port 3. The screen 6 is cleaned and unblocked by the back-and-forth reciprocating motion of the brush 7, which solves the problem that the screen 6 is easy to be blocked in the past, and the degree of automation is high.

[0034] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A construction waste crushing and screening device, comprising a housing (1), wherein two symmetrically distributed crushing rollers (16) are rotatably connected inside the housing (1), and a screen (6) is arranged below the two crushing rollers (16), characterized in that: The left and right end surfaces of the box body (1) are both provided with first slide grooves (4), the inner walls of the two first slide grooves (4) are slidably connected with slide plates (5), the upper end surface of the slide plate (5) is provided with a brush (7), the brush (7) abuts against the screen (6), the right side of the lower end surface of the slide plate (5) is fixedly connected with a connecting plate (8), the outer wall of the connecting plate (8) is provided with a second slide groove (9), the right end surface of the box body (1) is installed with a first drive motor (10), the output end of the first drive motor (10) extends to the inside of the box body (1) and is fixedly connected with a connecting rod (11), the left end surface of the connecting rod (11) is fixedly connected with a short column (12), and the short column (12) is slidably connected with the second slide groove (9).

2. The construction waste crushing and screening equipment according to claim 1, characterized in that: The shafts at the rear sides of the two crushing rollers (16) extend to the outside of the box body (1) and are fixedly connected to gears (15); the two gears (15) are meshingly connected; the rear end face of the box body (1) is fixedly connected to a mounting plate (13); a second drive motor (14) is mounted on the upper end face of the mounting plate (13) via a support; and the output end of the second drive motor (14) is fixedly connected to one of the gears (15).

3. The construction waste crushing and screening equipment according to claim 1 is characterized in that: The upper end surface of the box body (1) is provided with a feed port (2), the lower end surface of the box body (1) is provided with a first discharge port (3), and the left end surface of the box body (1) is provided with a second discharge port (17).

4. The construction waste crushing and screening equipment according to claim 1 is characterized in that: The screen (6) is arranged obliquely.

5. The construction waste crushing and screening equipment according to claim 3 is characterized by: The lower end of the interior of the box body (1) is configured to be funnel-shaped.

6. The construction waste crushing and screening equipment according to claim 2, characterized in that: A controller (18) is provided on the front end surface of the box body (1), and the first drive motor (10) and the second drive motor (14) are both electrically connected to the controller (18).

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