CN221907492U - Concrete waste crushing and screening device - Google Patents

Abstract

The application relates to the technical field of concrete waste, and discloses a concrete waste crushing and screening device which comprises a box body, a feed hopper fixedly connected to the top of the box body, a controller fixedly installed on the front surface of the box body, a screen movably connected to the inside of the box body and a crushing mechanism arranged in the inside of the box body, wherein the crushing mechanism extending to the inside of the feed hopper is arranged outside the feed hopper, the grading collection mechanism extending to the inside of the feed hopper is arranged outside the box body, and the crushing mechanism comprises a servo electricity fixedly installed outside the feed hopper and a rotating shaft fixedly connected to an output shaft of a servo motor. This broken and screening plant of concrete waste material starts servo motor work through the controller, and the rotatory broken sword that drives of axis of rotation is rotatory, is convenient for carry out preliminary crushing to the concrete waste material body that enters into the feeder hopper inside, has improved the crushing effect of concrete waste material body, through the collocation use of crushing mechanism and crushing mechanism, has reached the effectual advantage of crushing screening.

Description

A concrete waste crushing and screening device

Technical Field

The present application relates to the technical field of concrete waste, and in particular to a concrete waste crushing and screening device.

Background Art

With the continuous advancement of urban construction, the amount of concrete waste is increasing. At present, the main ways to deal with concrete waste include landfill and reuse. However, landfill will occupy a lot of land resources and may cause environmental pollution; reuse requires crushing, screening and other treatments of concrete waste so that it can be used in new construction projects. Therefore, concrete waste crushing and screening devices play an important role in the field of concrete waste treatment. Traditional concrete waste crushing and screening devices usually use a single crushing mechanism and screening mechanism to crush and screen concrete waste.

The crushing process of concrete waste requires a concrete waste crushing and screening device. The Chinese utility model patent with the announcement number CN207756250U discloses a waste concrete block crushing and screening device, including a first box body, the top of the inner cavity of the first box body is connected to a feeding hopper, the right side of the first box body is fixedly connected to a fixed box, the bottom of the right side of the fixed box is fixedly connected to a support plate, the top of the support plate is fixedly connected to a motor, and the left side of the motor output shaft is fixedly connected to a first stirring shaft. The utility model uses the coordination of the motor's first stirring shaft, stirring blades, driving gears, driven gears, second stirring shafts, sawtooth bearing seats, first discharging hoppers, second boxes, fixed frames, forward and reverse motors, rotating shafts, rotating shafts, turntables, connecting rods, movable rods, fixed blocks, and screens, and has a good effect on concrete crushing and screening.

In the process of implementing this application, there are at least the following problems in this technology: the waste concrete block crushing and screening device has problems such as incomplete crushing and low screening efficiency, which is difficult to meet the needs of large-scale concrete waste treatment, and cannot effectively realize multi-stage screening. At the same time, it may also cause blockage during the unloading process and cannot meet the use requirements. Therefore, a concrete waste crushing and screening device is proposed to solve the above-mentioned problems.

Utility Model Content

In view of the shortcomings of the prior art, the present application provides a concrete waste crushing and screening device, which has the advantages of good crushing and screening effects, and solves the problems of incomplete crushing and low screening efficiency in the existing waste concrete block crushing and screening devices, which are difficult to meet the needs of large-scale concrete waste treatment, and cannot effectively realize multi-stage screening. At the same time, it may also cause blockage during the unloading process and cannot meet the use requirements.

In summary, the present application provides the following technical solutions: a concrete waste crushing and screening device, comprising a box, a feed hopper fixedly connected to the top of the box, a controller fixedly installed on the front of the box, a screen movably connected to the inside of the box, and a crushing mechanism arranged inside the box, the outside of the feed hopper is provided with a crushing mechanism extending to the inside thereof, and the outside of the box is provided with a grading collection mechanism extending to the inside thereof;

The crushing mechanism includes a servo motor fixedly mounted on the outside of the feed hopper, a rotating shaft fixedly connected to the output shaft of the servo motor, and a plurality of crushing knives fixedly connected to the outside of the rotating shaft;

The grading collection mechanism comprises a collection box fixedly mounted on the outside of the box body, an electric push rod fixedly mounted on the inner wall of the collection box, a connecting block fixedly connected to the output end of the electric push rod, and a blocking block fixedly connected to the connecting block near the box body.

The present application adopts the above-mentioned technical scheme, and starts the servo motor through the controller. The servo motor drives the rotating shaft to rotate, and the rotation of the rotating shaft drives the crushing knife to rotate, so as to facilitate the preliminary crushing of the concrete waste body entering the feed hopper, thereby improving the crushing effect of the concrete waste body. By using the crushing mechanism and the crushing mechanism in combination, the advantages of good crushing and screening effects are achieved; the electric push rod is started to be extended and retracted through the controller, and the extension and retraction of the electric push rod drives the displacement of the blocking block. Since the screen is distributed in an inclined shape, the waste remaining on the screen is transported to the internal storage of the collection box in conjunction with the vibration motor, which is convenient for centralized processing at a later time. By setting the mounting block, the spring and the vibration motor, the waste on the upper surfaces of the two screens can be graded and screened to improve the screening efficiency, thereby achieving the advantages of good crushing and screening effects and strong practicality.

Furthermore, the outside of the servo motor is fixedly connected to a mounting bracket which is fixedly connected to the outside of the feed hopper, and the servo motor is electrically connected to a controller.

The beneficial effect of adopting the above further solution is that the servo motor can be easily installed by providing a mounting frame.

Furthermore, the rotating shaft is rotatably connected to the inside of the feed hopper, and a plurality of crushing knives are distributed outside the rotating shaft at equal intervals.

The beneficial effect of adopting the above further scheme is: the servo motor is started by the controller, the servo motor drives the rotating shaft to rotate, and the rotation of the rotating shaft drives the crushing knife to rotate, so as to facilitate the preliminary crushing of the concrete waste body entering the feed hopper.

Furthermore, the collection box is a hollow cuboid, and the electric push rod is electrically connected to the controller.

The beneficial effect of adopting the above further solution is that by providing a collection box, waste can be easily collected.

Furthermore, a feed opening adapted to the blocking block is provided inside the box body, and the outer diameter of the blocking block is adapted to the inner diameter of the feed opening.

The beneficial effect of adopting the above further scheme is: the electric push rod is activated by the controller to extend and retract, and the extension and retraction of the electric push rod drives the blocking block to move. Since the screen is distributed in an inclined shape, the waste remaining on the screen is transported to the internal storage of the collection box in conjunction with the vibration motor.

Furthermore, the number of the screens is two, and the two screens are distributed inside the box at a left-right tilt.

The beneficial effect of adopting the above further solution is that by providing two screens, graded screening is facilitated.

Furthermore, a vibration mechanism is provided inside the box, and the vibration mechanism includes a mounting block fixedly connected to the inner wall of the box, a spring fixedly connected to the top of the mounting block, and a vibration motor fixedly installed at the bottom of the screen, and the screen is fixedly connected to the top of the spring.

The beneficial effect of adopting the above further solution is that by providing the mounting block, the spring and the vibration motor, it is convenient to grade and screen the waste on the upper surfaces of the two screens, so as to improve the screening efficiency.

Furthermore, two guide plates are fixedly installed inside the box, and the two guide plates are symmetrically distributed inside the box.

The beneficial effect of adopting the above further solution is that by providing two guide plates, it is convenient to guide and crush the waste body.

Compared with the prior art, the present application provides a concrete waste crushing and screening device, which has the following beneficial effects:

1. The concrete waste crushing and screening device starts the servo motor through the controller, and the servo motor drives the rotating shaft to rotate, and the rotation of the rotating shaft drives the crushing knife to rotate, so as to facilitate the preliminary crushing of the concrete waste body entering the feed hopper, thereby improving the crushing effect of the concrete waste body. Through the combination of the crushing mechanism and the crushing mechanism, the advantage of good crushing and screening effect is achieved.

2. The concrete waste crushing and screening device starts the extension and retraction of the electric push rod through the controller, and the extension and retraction of the electric push rod drives the displacement of the blocking block. Since the screen is distributed in an inclined shape, the waste remaining on the screen is transported to the internal storage of the collection box in conjunction with the vibration motor, which is convenient for later centralized processing. By setting the mounting block, spring and vibration motor, it is convenient to grade and screen the waste on the upper surfaces of the two screens to improve the screening efficiency, thereby achieving the advantages of good crushing and screening effects and strong practicality.

BRIEF DESCRIPTION OF THE DRAWINGS

Figure 1 is a cross-sectional view of the structure of the present application;

FIG. 2 is an enlarged schematic diagram of the structure of A shown in FIG. 1 of the present application

FIG. 3 is a three-dimensional diagram of the structure of the present application.

Description of reference numerals:

1. Box body; 2. Feed hopper; 3. Controller; 4. Screen; 5. Crushing mechanism; 51. Servo motor; 52. Rotating shaft; 53. Crushing knife; 6. Grading and collecting mechanism; 61. Collecting box; 62. Electric push rod; 63. Connecting block; 64. Blocking block; 7. Vibrating mechanism; 71. Mounting block; 72. Spring; 73. Vibrating motor; 8. Crushing mechanism; 9. Guide plate.

DETAILED DESCRIPTION

Please refer to Figures 1-3. A concrete waste crushing and screening device in this embodiment includes a box body 1, a feed hopper 2 fixedly connected to the top of the box body 1, a controller 3 fixedly installed on the front of the box body 1, a screen 4 movably connected to the inside of the box body 1 and a crushing mechanism 8 arranged inside the box body 1. The outside of the feed hopper 2 is provided with a crushing mechanism 5 extending to the inside thereof, and the outside of the box body 1 is provided with a grading collection mechanism 6 extending to the inside thereof. The crushing mechanism 5 includes a servo motor 51 fixedly installed on the outside of the feed hopper 2, a rotating shaft 52 fixedly connected to the output shaft of the servo motor 51, and a plurality of crushing knives 53 fixedly connected to the outside of the rotating shaft 52.

The servo motor 51 is started by the controller 3, and the servo motor 51 drives the rotating shaft 52 to rotate. The rotation of the rotating shaft 52 drives the crushing knife 53 to rotate, so as to facilitate the preliminary crushing of the concrete waste body entering the feed hopper 2, thereby improving the crushing effect of the concrete waste body. Through the combination of the crushing mechanism 5 and the crushing mechanism 8, the advantage of good crushing and screening effect is achieved.

The outside of the servo motor 51 is fixedly connected to a mounting frame fixedly connected to the outside of the feed hopper 2, and the servo motor 51 is electrically connected to the controller 3. By providing the mounting frame, the servo motor 51 is easily installed.

Specifically, the rotating shaft 52 is rotatably connected to the inside of the feed hopper 2, and a plurality of crushing knives 53 are evenly spaced and distributed outside the rotating shaft 52. A bearing adapted to the rotating shaft 52 is fixedly installed inside the feed hopper 2.

It should be noted that there are two screens 4, which are distributed inside the box 1 at an angle to the left and right. By providing two screens 4, graded screening is facilitated.

In addition, the crushing mechanism 8 is composed of a driving motor and a crushing wheel, and the crushing wheel is fixedly mounted on the output shaft of the driving motor. There are two crushing mechanisms 8, and the sizes of the two crushing wheels are adapted to the inner diameter of the feed hopper 2. The driving motor is electrically connected to the controller 3. The driving motor is started by the controller 3, and the driving motor drives the crushing wheel to rotate through the output shaft, thereby crushing the waste body.

Please refer to Figures 1 and 2. In this embodiment, the classification collection mechanism 6 includes a collection box 61 fixedly mounted on the outside of the box body 1, an electric push rod 62 fixedly mounted on the inner wall of the collection box 61, a connection block 63 fixedly connected to the output end of the electric push rod 62, and a blocking block 64 fixedly connected to the side of the connection block 63 close to the box body 1. The electric push rod 62 is activated by the controller 3 to extend and retract, and the electric push rod 62 extends and retracts to drive the blocking block 64 to move. Since the screen 4 is distributed in an inclined shape, the waste remaining on the screen 4 is transported to the internal storage of the collection box 61 in cooperation with the vibration motor 73, so as to facilitate centralized processing later.

The collecting box 61 is a hollow cuboid, and the electric push rod 62 is electrically connected to the controller 3. By providing the collecting box 61, it is convenient to collect waste.

It should be noted that a feed opening adapted to the blocking block 64 is provided inside the box body 1 , and the outer diameter of the blocking block 64 is adapted to the inner diameter of the feed opening.

Please refer to Fig. 1. In this embodiment, a vibration mechanism 7 is provided inside the box 1. The vibration mechanism 7 includes a mounting block 71 fixedly connected to the inner wall of the box 1, a spring 72 fixedly connected to the top of the mounting block 71, and a vibration motor 73 fixedly installed at the bottom of the screen 4. The screen 4 is fixedly connected to the top of the spring 72. By providing the mounting block 71, the spring 72 and the vibration motor 73, it is convenient to grade and screen the waste on the upper surfaces of the two screens 4 to improve the screening efficiency, thereby achieving the advantages of good crushing and screening effect and strong practicality.

Please refer to Fig. 1. In this embodiment, two guide plates 9 are fixedly installed inside the box 1. The two guide plates 9 are symmetrically distributed inside the box 1. By providing two guide plates 9, it is convenient to guide and crush the waste body.

The working principle of the above embodiment is:

When in use, the waste body is poured into the feed hopper 2, and the servo motor 51 is started through the controller 3. The servo motor 51 drives the rotating shaft 52 to rotate, and the rotation of the rotating shaft 52 drives the crushing knife 53 to rotate, so as to preliminarily crush the concrete waste body entering the feed hopper 2, and then the driving motor is started through the controller 3. The driving motor drives the crushing wheel to rotate through the output shaft, so as to crush the waste body; when the waste body is subjected to multi-stage screening, the vibration motor 73 is started through the controller 3 to grade and screen the waste body on the upper surfaces of the two screens 4; when the waste body is classified and collected, the electric push rod 62 is started to extend and retract through the controller 3, and the extension and retraction of the electric push rod 62 drives the blocking block 64 to move. Since the screen 4 is distributed in an inclined shape, the waste remaining on the screen 4 is transported to the internal storage of the collection box 61 in cooperation with the vibration motor 73, so as to be centrally processed later.

Claims (8)

1. A concrete waste crushing and screening device is characterized in that: the device comprises a box body (1), a feed hopper (2) fixedly communicated with the top of the box body (1), a controller (3) fixedly installed on the front surface of the box body (1), a screen (4) movably connected to the inside of the box body (1) and a crushing mechanism (8) arranged in the inside of the box body (1), wherein the crushing mechanism (5) extending to the inside of the feed hopper is arranged outside the feed hopper (2), and a grading collection mechanism (6) extending to the inside of the box body is arranged outside the box body (1);

The crushing mechanism (5) comprises a servo motor (51) fixedly arranged outside the feed hopper (2), a rotating shaft (52) fixedly connected to an output shaft of the servo motor (51) and a plurality of crushing cutters (53) fixedly connected to the outside of the rotating shaft (52);

The grading collection mechanism (6) comprises a collection box (61) fixedly installed outside the box body (1), an electric push rod (62) fixedly installed on the inner wall of the collection box (61), a connecting block (63) fixedly connected to the output end of the electric push rod (62) and a blocking block (64) fixedly connected to one side, close to the box body (1), of the connecting block (63).

2. A concrete waste crushing and screening apparatus according to claim 1, wherein: the outside fixedly connected with of servo motor (51) is with the outside fixedly connected's of feeder hopper (2) mounting bracket, servo motor (51) is electric connection with controller (3).

3. A concrete waste crushing and screening apparatus according to claim 1, wherein: the rotary shaft (52) is rotationally connected to the inside of the feed hopper (2), and a plurality of crushing cutters (53) are distributed at equal intervals on the outside of the rotary shaft (52).

4. A concrete waste crushing and screening apparatus according to claim 1, wherein: the collecting box (61) is a hollow cuboid, and the electric push rod (62) is electrically connected with the controller (3).

5. A concrete waste crushing and screening apparatus according to claim 1, wherein: the inside of box (1) is offered and is had the feed opening with shutoff piece (64) looks adaptation, the external diameter of shutoff piece (64) and the internal diameter looks adaptation of feed opening.

6. A concrete waste crushing and screening apparatus according to claim 1, wherein: the number of the screens (4) is two, and the two screens (4) are obliquely distributed in the box body (1) left and right.

7. A concrete waste crushing and screening apparatus according to claim 1, wherein: the inside of box (1) is provided with vibration mechanism (7), vibration mechanism (7) are including installation piece (71) on fixed connection in box (1) inner wall, spring (72) and vibrating motor (73) of fixed mounting in screen cloth (4) bottom of fixed connection in installation piece (71) top, screen cloth (4) fixed connection in the top of spring (72).

8. A concrete waste crushing and screening apparatus according to claim 1, wherein: the inside of box (1) is fixed mounting has guide plate (9) that is two in quantity, and two guide plate (9) are bilateral symmetry and distribute in the inside of box (1).