Aggregate screening device for recycled coarse aggregate concrete

Abstract

The utility model relates to the technical field of screening devices, and discloses a recycled coarse aggregate concrete aggregate screening device which solves the problem that an existing screening device cannot conduct continuous grading screening and comprises a supporting table, and a supporting frame is fixedly arranged in the middle of the top end of the supporting table. A feeding mechanism is fixedly arranged on one side of the supporting frame, a screening mechanism is arranged on the other side of the supporting frame, the bottom end of the screening mechanism is connected with the supporting table through a plurality of first strong springs, and the top end of the screening mechanism is connected with the supporting frame through a plurality of second strong springs. The screening mechanism is composed of a mounting frame, a receiving hopper, a first screening assembly, a second screening assembly, a third screening assembly and a plurality of vibration motors. The first screening assembly, the second screening assembly and the third screening assembly are sequentially connected into the mounting frame from top to bottom. Through the screening device, the recycled coarse aggregate can be continuously classified and screened, and the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to screening device technical field, concretely is a kind of recycled coarse aggregate concrete aggregate screening device. BACKGROUND

[0002] Recycled concrete refers to the waste concrete block after crushing, washing, grading, mixed according to certain proportion, partly or entirely replace sandstone and other natural aggregate (mainly coarse aggregate), and then add cement, water and other new concrete. Before mixing, recycled coarse aggregate needs to be graded and screened, and the existing screening device is not convenient for continuous grading and screening, so it is usually necessary for staff to screen waste coarse aggregate for multiple times, which increases the working intensity and affects the working efficiency. Therefore, the present application provides a recycled coarse aggregate concrete aggregate screening device. SUMMARY

[0003] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a recycled coarse aggregate concrete aggregate screening device, which effectively solves the problem that the existing screening device cannot be continuously graded and screened.

[0004] To achieve the above object, the utility model provides the following technical scheme: a recycled coarse aggregate concrete aggregate screening device, which comprises a supporting table, a supporting frame is fixedly arranged at the middle position of the top end of the supporting table, a feeding mechanism is fixedly arranged on one side of the supporting frame, a screening mechanism is arranged on the other side of the supporting frame, a plurality of strong springs are connected between the bottom end of the screening mechanism and the supporting table, the top end of the screening mechanism is connected with the supporting frame through a plurality of strong springs two, the screening mechanism comprises a mounting frame, a receiving hopper, a first screening assembly, a second screening assembly, a third screening assembly and a plurality of vibration motors, the first screening assembly, the second screening assembly and the third screening assembly are connected in the mounting frame from top to bottom, the receiving hopper is fixedly connected to the top end of the first screening assembly, the vibration motor is fixedly connected to the side of the mounting frame, the first screening assembly, the second screening assembly and the third screening assembly all comprise a supporting frame, a screening mesh, a guide hopper and a discharge chute, the supporting frame is fixedly connected with the mounting frame, the screening mesh is fixedly connected in the supporting frame, the guide hopper is fixedly connected to the bottom end of the supporting frame, and the discharge chute is fixedly connected to one end of the supporting frame.

[0005] Preferably, the aperture of the screening mesh on the first screening assembly, the second screening assembly and the third screening assembly decreases in turn.

[0006] Preferably, a guide plate one is fixedly arranged on one side of the inside of the supporting frame and located at the top of the screening mesh, a guide plate two is fixedly arranged on the other side of the inside of the supporting frame and located at the top of the screening mesh, and the screening mesh, the guide plate one and the guide plate two are all inclined structures.

[0007] Preferably, the feeding mechanism is composed of a feeding cylinder, a feeding hopper, a feeding propeller, a driving motor and a discharge pipe, the feeding cylinder is fixedly connected between the support frame and the support table, the feeding hopper is fixedly connected to the bottom end of the side of the feeding cylinder, the driving motor is fixedly connected to the top end of the feeding cylinder, the feeding propeller is rotatably connected to the inside of the feeding cylinder and fixedly connected with the output shaft of the driving motor, and the discharge pipe is fixedly connected to the top end of the other side of the feeding cylinder and located at the top of the receiving hopper.

[0008] Preferably, one end of the bottom of the support table is fixedly provided with a support seat, the other end of the bottom of the support table is fixedly provided with two universal wheels, and one end of the top of the support table is fixedly provided with a handle.

[0009] Compared with the prior art, the device has the advantages that:

[0010] (1) In work, the support frame, the first strong spring and the second strong spring are arranged, so that the screening mechanism can be supported and has a certain degree of activity, the screening mechanism composed of the mounting frame, the receiving hopper, the first screening assembly, the second screening assembly, the third screening assembly and the vibration motors is arranged, and the aperture of the screening mesh plate on the first screening assembly, the second screening assembly and the third screening assembly decreases in turn, so that the recycled coarse aggregate can be continuously graded and screened, and the screening efficiency is improved.

[0011] (2) The feeding mechanism composed of the feeding cylinder, the feeding hopper, the feeding propeller, the driving motor and the discharge pipe is arranged, so that the recycled coarse aggregate can be conveniently fed, the convenience of feeding is improved, and the labor intensity of workers is reduced.

[0012] (3) The universal wheels and the handle are arranged, so that the whole device can be moved, the convenience of movement is improved, and the stability of the device is improved through the support seat. BRIEF DESCRIPTION OF DRAWINGS

[0013] The drawings are used to provide a further understanding of the device, and constitute a part of the specification, are used together with the embodiments of the device to explain the device, and do not constitute a limitation on the device.

[0014] In the drawings:

[0015] Figure 1 It is a structure schematic view of the recycled coarse aggregate concrete aggregate screening device of the device.

[0016] Figure 2 It is a structure schematic view of the screening mechanism of the device.

[0017] Figure 3 It is a structure schematic view of the third screening assembly of the device.

[0018] Figure 4 It is a schematic view of the feeding mechanism structure of the utility model;

[0019] In the figure: 1, support table; 2, support frame; 3, feeding mechanism; 4, screening mechanism; 5, strong spring one; 6, strong spring two; 7, mounting frame; 8, receiving hopper; 9, first screening assembly; 10, second screening assembly; 11, third screening assembly; 12, vibration motor; 13, support frame; 14, screening mesh plate; 15, guide hopper; 16, discharge chute; 17, guide plate one; 18, guide plate two; 19, feeding cylinder; 20, feed hopper; 21, feeding propeller; 22, drive motor; 23, discharge pipe; 24, support seat; 25, universal wheel; 26, handle. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] By Figures 1 to 3The utility model discloses a kind of recycled coarse aggregate concrete aggregate screening devices, including support platform 1, the middle position of support platform 1 top is fixedly provided with support frame 2, one side of support frame 2 is fixedly provided with feeding mechanism 3, the other side of support frame 2 is provided with screening mechanism 4, and the bottom of screening mechanism 4 is connected between support platform 1 by several strong springs one 5, and the top of screening mechanism 4 is connected with support frame 2 by several strong springs two 6, and screening mechanism 4 is by mounting bracket 7, receiving hopper 8, first screening assembly 9, second screening assembly 10, third screening assembly 11 and several vibration motors 12, first screening assembly 9, second screening assembly 10 and third screening assembly 11 are sequentially connected in mounting bracket 7 inside from top to bottom, receiving hopper 8 is fixedly connected to the top of first screening assembly 9, and vibration motor 12 is fixedly connected to the side of mounting bracket 7, and first screening assembly 9, second screening assembly 10 and third screening assembly 11 are all by support frame 13, screening mesh plate 14, guide hopper 15 and discharge slot 16, support frame 13 is fixedly connected with mounting bracket 7, screening mesh plate 14 is fixedly connected to the inside of support frame 13, guide hopper 15 is fixedly connected to the bottom of support frame 13, and discharge slot 16 is fixedly connected to one end of support frame 13, and the aperture of screening mesh plate 14 on first screening assembly 9, second screening assembly 10 and third screening assembly 11 decreases in turn, one side in the inside of support frame 13 is fixedly provided with guide plate one 17 located at the top of screening mesh plate 14, the other side in the inside of support frame 13 is fixedly provided with guide plate two 18 located at the top of screening mesh plate 14, and screening mesh plate 14, guide plate one 17 and guide plate two 18 are all inclined structure;

[0022] Feeding mechanism 3 realizes to the recycled coarse aggregate and feeds, and recycled coarse aggregate enters the inside of receiving hopper 8, then falls into the inside of first screening assembly 9, vibration motor 12 drives mounting bracket 7 to vibrate, to drive receiving hopper 8, first screening assembly 9, second screening assembly 10 and third screening assembly 11 vibrate, and strong spring one 5 and strong spring two 6 can improve the activity of support frame 2, and realize continuous classification screening work by first screening assembly 9, second screening assembly 10 and third screening assembly 11, and the aggregate screened out is discharged through discharge slot 16, and guide plate one 17 and guide plate two 18 can extend the movement path of aggregate, to realize sufficient screening;

[0023] By Figure 1 、 Figure 2 And Figure 4The feeding mechanism 3 is composed of a feeding cylinder 19, a feeding hopper 20, a feeding propeller 21, a driving motor 22 and a discharge pipe 23. The feeding cylinder 19 is fixedly connected between the support frame 2 and the support table 1. The feeding hopper 20 is fixedly connected to the bottom end of the side of the feeding cylinder 19. The driving motor 22 is fixedly connected to the top end of the feeding cylinder 19. The feeding propeller 21 is rotatably connected to the inside of the feeding cylinder 19 and fixedly connected with the output shaft of the driving motor 22. The discharge pipe 23 is fixedly connected to the top end of the other side of the feeding cylinder 19 and located at the top of the receiving hopper 8.

[0024] When the feeding mechanism 3 works, the driving motor 22 drives the feeding propeller 21 to rotate. The aggregate enters the feeding cylinder 19 through the feeding hopper 20 and then is discharged to the inside of the receiving hopper 8 through the discharge pipe 23, thereby improving the convenience of feeding.

[0025] By Figure 1 The support table 1 is provided with a support seat 24 at one end of the bottom and two universal wheels 25 at the other end of the bottom. A handle 26 is fixedly arranged at one end of the top of the support table 1.

[0026] The universal wheels 25 and the handle 26 can facilitate the movement of the device.

[0027] In work, the support frame, the strong spring one and the strong spring two can support the screening mechanism and make the screening mechanism have a certain degree of activity. The screening mechanism composed of the mounting frame, the receiving hopper, the first screening assembly, the second screening assembly, the third screening assembly and the vibration motors, and the screening mesh boards on the first screening assembly, the second screening assembly and the third screening assembly with the aperture gradually decreasing, can realize continuous grading screening of the recycled coarse aggregate, improve the screening efficiency. The feeding mechanism composed of the feeding cylinder, the feeding hopper, the feeding propeller, the driving motor and the discharge pipe can facilitate the feeding of the recycled coarse aggregate, improve the convenience of feeding and reduce the labor intensity of the workers. The universal wheels and the handle can move the whole device, improve the convenience of movement, and the support seat can improve the stability of the device.

Claims

1. A recycled coarse aggregate concrete aggregate screening device comprising a support table (1), characterised in that: The middle position of the top end of the support table (1) is fixedly provided with a support frame (2), one side of the support frame (2) is fixedly provided with a feeding mechanism (3), the other side of the support frame (2) is provided with a screening mechanism (4), the bottom end of the screening mechanism (4) and the support table (1) are connected through a plurality of strong springs (5), the top end of the screening mechanism (4) is connected with the support frame (2) through a plurality of strong springs (6), the screening mechanism (4) is composed of a mounting frame (7), a receiving hopper (8), a first screening assembly (9), a second screening assembly (10), a third screening assembly (11) and a plurality of vibration motors (12), the first screening assembly (9), the second screening assembly (10) and the third screening assembly (11) are connected in the mounting frame (7) from top to bottom, the receiving hopper (8) is fixedly connected to the top end of the first screening assembly (9), the vibration motor (12) is fixedly connected to the side of the mounting frame (7), the first screening assembly (9), the second screening assembly (10) and the third screening assembly (11) are all composed of a support frame (13), a screening mesh plate (14), a guide hopper (15) and a discharge chute (16), the support frame (13) is fixedly connected with the mounting frame (7), the screening mesh plate (14) is fixedly connected to the inside of the support frame (13), the guide hopper (15) is fixedly connected to the bottom end of the support frame (13), and the discharge chute (16) is fixedly connected to one end of the support frame (13).

2. A recycled coarse aggregate concrete aggregate screening apparatus as claimed in claim 1, wherein: The aperture of the screening mesh plate (14) on the first screening assembly (9), the second screening assembly (10) and the third screening assembly (11) decreases in turn.

3. A recycled coarse aggregate concrete aggregate screening device according to claim 1, wherein: One side of the inside of the support frame (13) is fixedly provided with a guide plate (17) located at the top of the screening mesh plate (14), the other side of the inside of the support frame (13) is fixedly provided with a guide plate (18) located at the top of the screening mesh plate (14), and the screening mesh plate (14), the guide plate (17) and the guide plate (18) are all inclined structures.

4. A recycled coarse aggregate concrete aggregate screening device according to claim 1, wherein: The feeding mechanism (3) is composed of a feeding cylinder (19), a feeding hopper (20), a feeding propeller (21), a driving motor (22) and a discharge pipe (23), the feeding cylinder (19) is fixedly connected between the support frame (2) and the support table (1), the feeding hopper (20) is fixedly connected to the bottom end of the side of the feeding cylinder (19), the driving motor (22) is fixedly connected to the top end of the feeding cylinder (19), the feeding propeller (21) is rotatably connected to the inside of the feeding cylinder (19) and fixedly connected with the output shaft of the driving motor (22), and the discharge pipe (23) is fixedly connected to the top end of the other side of the feeding cylinder (19) and located at the top of the receiving hopper (8).

5. A recycled coarse aggregate concrete aggregate screening device according to claim 1, wherein: One end of the bottom of the support table (1) is fixedly provided with a support seat (24), the other end of the bottom of the support table (1) is fixedly provided with two universal wheels (25), and one end of the top of the support table (1) is fixedly provided with a handle (26).

Images