CN219768652U

CN219768652U - Recycled concrete agitating unit

Info

Publication number: CN219768652U
Application number: CN202320964566.0U
Authority: CN
Inventors: 韩新立; 张亚静; 王洪奎
Original assignee: Langfang Zelong Concrete Co ltd
Current assignee: Langfang Zelong Concrete Co ltd
Priority date: 2022-12-30
Filing date: 2023-04-25
Publication date: 2023-09-29
Anticipated expiration: 2033-04-25

Abstract

The utility model relates to a recycled concrete stirring device, which belongs to the technical field of recycled concrete preparation and comprises a stirring box, wherein a first feed inlet is formed in the top of the stirring box, a screen is fixedly arranged in the stirring box, a plurality of screen holes are formed in the screen in a penetrating manner, and a cleaning device is arranged in the stirring box and above the screen.

Description

Recycled concrete agitating unit

Technical Field

The utility model relates to the technical field of recycled concrete preparation, in particular to a recycled concrete stirring device.

Background

The recycled concrete is prepared by crushing, cleaning and grading waste concrete blocks, mixing with grading according to a certain proportion, partially or completely replacing natural aggregates such as sand and stone, and adding cement, water and the like.

The recycled concrete can be in the form of aggregate combinations in the following cases: the aggregate is all regenerated aggregate; the coarse aggregate is regenerated aggregate, and the fine aggregate is natural sand; the coarse aggregate is natural broken stone or pebble, and the fine aggregate is regenerated aggregate; the regenerated aggregate replaces part of the coarse aggregate or the fine aggregate.

In view of the above-mentioned related art, the inventors believe that the recycled aggregate has a large difference in particle size, and that the recycled concrete has a disadvantage of poor quality in the process of preparing recycled concrete if mixed.

Disclosure of Invention

The utility model provides a recycled concrete stirring device for improving the quality of recycled aggregate for preparing concrete.

The utility model provides a regenerated concrete stirring device which adopts the following technical scheme:

the utility model provides a recycled concrete agitating unit, includes the agitator tank, first feed inlet has been seted up at the top of agitator tank, and the screen cloth has been set firmly to the inside of agitator tank, and the screen cloth runs through and has seted up a plurality of sieve meshes, and the inside of agitator tank is provided with cleaning device, and cleaning device is located the top of screen cloth.

Through adopting above-mentioned technical scheme, recycled aggregate enters into the agitator tank through first feed inlet, and through the screening of screen cloth, the less recycled aggregate of particle size enters into the bottom of agitator tank through the sieve mesh of screen cloth, and the bigger upper surface of leaving the screen cloth of particle size has realized the separation of different particles in the recycled aggregate. Through the structure, the quality of the recycled aggregate for preparing concrete is improved.

Optionally, fixedly connected with a plurality of vibrating springs between one side of screen cloth and agitator tank, first motor is installed to the opposite side of agitator tank, and the output of first motor sets firmly first cam, one side and the screen cloth butt of first cam.

Through adopting above-mentioned technical scheme, first motor starts, drives first cam and rotates, and first cam and screen cloth butt drive the screen cloth and remove along the direction that parallel vibration spring set up, under vibration spring's effect, the screen cloth is reciprocating motion along the direction that parallel vibration spring set up, and the reciprocating motion of screen cloth is favorable to the screening of screen cloth, reduces the jam of the great regeneration aggregate of granule to the sieve mesh.

Optionally, the below of screen cloth is provided with the movable plate, and movable plate and screen cloth parallel arrangement, the movable plate run through and have seted up a plurality of through-holes the same with the sieve mesh size, and the through-hole aligns with the sieve mesh one by one, and the storage tank has been seted up to one side that the movable plate is close to the screen cloth, and the movable plate is provided with clear hole device in the storage tank.

Through adopting above-mentioned technical scheme, when accomodating the groove and aligning with the screen cloth, clear hole device clear up the regeneration aggregate in the screen cloth sieve mesh, be favorable to clearing up the sieve mesh of screen cloth to guarantee the patency of sieve mesh.

Optionally, clear hole device includes the toper piece and accomodates the spring, and toper piece and movable plate are at the inner wall sliding connection who accomodates the groove, and the one end and the toper piece of accomodating the spring are connected fixedly, and the other end and the movable plate of accomodating the spring are at the inner wall connection fixedly of accomodating the groove.

By adopting the technical scheme, when the through holes are aligned with the sieve holes, the conical blocks and the containing springs are positioned in the containing grooves; when the storage groove is aligned with the sieve pores, the conical blocks are driven by the storage springs to enter the sieve pores, and the regenerated aggregate in the sieve pores is propped against the upper surface of the sieve mesh, so that the cleaning of the sun pores is facilitated.

Optionally, be provided with the stopper between movable plate and the screen cloth, screen cloth and stopper fixed connection, stopper and movable plate sliding connection along the direction parallel with stopper length.

Through adopting above-mentioned technical scheme, when first cam drives the screen cloth and makes reciprocating motion, under the effect of stopper, the screen cloth drives the movable plate and makes reciprocating motion together, is favorable to the alignment of through-hole and sieve mesh, provides the guarantee for regeneration aggregate passes from sieve mesh and through-hole in.

Optionally, cleaning device includes clearance board and cleaning brush, and the clearance board sets up perpendicularly with the screen cloth, and the cleaning brush is located between screen cloth and the clearance board, and the cleaning brush rotates with the clearance board to be connected, and the top of screen cloth is provided with the controlling means who drives the clearance board and remove along parallel screen cloth direction.

Through adopting above-mentioned technical scheme, when the clearance board removed along the screen cloth upper surface, clearance brush and clearance board cleared up the upper surface of screen cloth, are favorable to the screen cloth to the screening of regeneration aggregate.

Optionally, controlling means includes lead screw and second motor, and the lead screw is provided with two, and two lead screws are located the both sides of screen cloth respectively, and the bottom threaded connection of lead screw and clearance board, the output and the lead screw fixed connection of second motor.

Through adopting above-mentioned technical scheme, the second motor starts, drives the lead screw and rotates, and the lead screw drives the clearance board and removes along the length direction of lead screw, has realized the removal of clearance board through the lead screw.

Optionally, the outside of lead screw encircles and has set firmly the second cam, and second cam and movable plate butt.

Through adopting above-mentioned technical scheme, when the lead screw is at pivoted in-process, the lead screw drives the second cam and rotates, under the effect of second cam, and the movable plate removes along the direction of perpendicular lead screw, is favorable to realizing the clearance of clear hole device to the sieve mesh.

In summary, the present utility model includes at least one of the following beneficial technical effects:

1. the regenerated aggregate with larger size is screened out through the arrangement of the screen mesh, so that the quality of the regenerated concrete is improved;

2. through the arrangement of the first motor and the second cam, the screening speed of the screen is increased;

3. through the arrangement of the second motor and the screw rod, the movement of driving the cleaning device and the reciprocating movement of the moving plate are realized.

Drawings

FIG. 1 is a schematic view showing a construction of a recycled concrete mixing apparatus according to an embodiment of the present utility model;

FIG. 2 is a schematic view showing the internal structure of a stirring tank according to the embodiment of the utility model;

FIG. 3 is an exploded view of an embodiment of the present utility model embodying a moving plate and screen;

fig. 4 is an enlarged partial schematic view of the portion a in fig. 3.

In the figure, 1, a stirring box; 11. a first feed port; 12. a second feed inlet; 13. stirring paddles; 14. a rotating rod; 15. a stirring motor; 16. a discharge port; 2. a screen; 21. a sieve pore; 22. a first motor; 23. a first cam; 24. a vibration spring; 3. a cleaning device; 31. a cleaning plate; 32. cleaning brushes; 4. a control device; 41. a second motor; 42. a screw rod; 421. a second cam; 5. a moving plate; 51. a through hole; 52. a storage groove; 53. a limit groove; 54. a limiting block; 55. a hole cleaning device; 551. a conical block; 552. a storage spring; 6. and (5) collecting a box.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-4.

The embodiment of the utility model discloses a recycled concrete stirring device.

Referring to fig. 1, a recycled concrete mixing apparatus includes a mixing tank 1, a first feed port 11 is provided at the top of the mixing tank 1, and a second feed port 12 is provided at one side of the mixing tank 1. Recycled aggregate and moisture enter from a first feed port 11 of the stirring tank 1, and other aggregates enter from a second feed port 12.

Referring to fig. 1 and 2, a rotating rod 14 is rotatably connected to the inside of the stirring tank 1, a stirring paddle 13 is mounted on the circumferential side wall of the rotating rod 14, a stirring motor 15 is mounted on the outer wall of the stirring tank 1, and an output shaft of the stirring motor 15 is fixedly connected with one end of the rotating rod 14. When the recycled aggregate and other aggregates enter the stirring box 1, the stirring motor 15 is started, the stirring motor 15 drives the rotating rod 14 and the stirring paddle 13 to rotate, and the stirring paddle 13 stirs various aggregates to enable the aggregates to be fully mixed.

Referring to fig. 2 and 3, a screen 2 is arranged in the stirring tank 1, the screen 2 is positioned above a stirring paddle 13, and vibration springs 24 are fixedly connected between two sides of the screen 2 and the inner wall of the stirring tank 1; a first motor 22 is arranged on one side of the stirring tank 1, a first cam 23 is arranged between the first motor 22 and the screen 2, the axle center of the first cam 23 is fixedly connected with the output shaft of the first motor 22, and one side of the first cam 23 is abutted against the screen 2. Before the first feed inlet 11 feeds, the first motor 22 is started, the first motor 22 drives the first cam 23 to rotate, and the first cam 23 drives the screen 2 to reciprocate along the direction of the parallel vibration spring 24, so that the speed of the recycled aggregate passing through the screen 2 is increased.

Referring to fig. 3 and 4, the upper surface of the screen 2 is provided with a mesh 21, and the mesh 21 is provided through the screen 2; a movable plate 5 is arranged below the screen 2, the movable plate 5 is provided with through holes 51, the through holes 51 penetrate through the movable plate 5, and the through holes 51 are in one-to-one correspondence with the screen holes 21; the movable plate 5 is provided with a storage groove 52 between the through holes 51, the storage groove 52 is the same as the sieve holes 21 in size, the movable plate 5 is provided with a hole cleaning device 55 in the storage groove 52, the hole cleaning device 55 comprises a conical block 551 and a storage spring 552, one end of the storage spring 552 is fixedly connected with the inner wall of the storage groove 52 of the movable plate 5, the other end of the storage spring 552 is fixedly connected with the conical block 551, and the conical block 551 is slidably connected with the inner wall of the storage groove 52 of the movable plate 5.

Referring to fig. 2, the control device 4 is disposed on two sides of the moving plate 5, the control device 4 includes a second motor 41 and a screw 42, the second motor 41 and the screw 42 are both disposed in two groups, an output shaft of the second motor 41 is connected and fixed with one end of the screw 42, the screw 42 is disposed along a direction parallel to the vibration spring 24, a second cam 421 is fixedly disposed around a circumferential outer wall of the screw 42, and the second cam 421 is abutted against the moving plate 5. When screen cloth 2 blocks up, start second motor 41, second motor 41 drives second cam 421 and rotates, and under the drive of second cam 421, movable plate 5 takes place to slide along the reverse of perpendicular lead screw with between screen cloth 2, when accomodate groove 52 and sieve mesh 21 align, accomodate spring 552 with conical piece 551 ejecting, conical piece 551 enters into in the sieve mesh 21 of screen cloth 2, will block the regeneration aggregate ejecting in sieve mesh 21.

Referring to fig. 1 and 2, a discharge port 16 is formed in one side of the stirring tank 1, and a collecting box 6 is mounted on one side of the discharge port 16 of the stirring tank 1; the top of screen cloth 2 is provided with cleaning device 3, and cleaning device 3 includes clearance board 31 and cleaning brush 32, and cleaning brush 32 is located between clearance board 31 and the screen cloth 2, and cleaning brush 32 and clearance board 31 fixed connection, two lead screws 42 pass respectively from the both sides of clearance board 31 bottom, clearance board 31 and lead screw 42 threaded connection. When the second motor 41 rotates, the cleaning plate 31 is driven to move along the length direction of the screw rod, the upper surface of the screen 2 is cleaned, and the regenerated aggregate with larger size is cleaned in the collecting tank 6.

Referring to fig. 4, a limiting groove 53 is formed in the upper surface of the moving plate 5, a limiting block 54 which is slidably matched with the limiting groove 53 is arranged between the moving plate 5 and the screen 2, the limiting block 54 is located in the limiting groove 53, and the limiting block 54 is fixedly connected with the screen 2. The limiting block 54 drives the screen 2 to move along the length direction of the parallel screw rod 42, and the moving plate 5 is driven to move.

The embodiment of the utility model provides a regenerated concrete stirring device, which is implemented by the following principle: when the recycled aggregate enters the stirring box 1 from the first feed inlet 11, the recycled aggregate with proper size enters the bottom of the stirring box 1 through the sieve holes 21 and the through holes 51 to be mixed and stirred with other aggregates, the recycled aggregate with larger size is left on the upper surface of the screen 2, and in the process, the first motor 22 drives the first cam 23 to rotate, so that the screen 2 and the moving plate 5 do reciprocating motion along the length direction of the screw rod 42, and the passing of the recycled aggregate is facilitated; the second motor 41 is started to drive the screw rod 42 to rotate, so that the cleaning plate 31 moves along the direction approaching to the collecting box 6, and the regenerated aggregate with larger size is pushed into the collecting box 6; the second cam 421 is driven to rotate while the screw 42 rotates, so that the moving plate 5 moves along the direction perpendicular to the screw 42, and the hole cleaning device 55 dredges the holes 21. Through the technical scheme, the quality of the recycled aggregate for preparing concrete is improved.

The embodiments of the present utility model are all preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model in this way, therefore: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. The utility model provides a recycled concrete agitating unit, includes agitator tank (1), its characterized in that: the stirring device is characterized in that a first feed inlet (11) is formed in the top of the stirring box (1), a screen (2) is fixedly arranged in the stirring box (1), a plurality of screen holes (21) are formed in the screen (2) in a penetrating mode, a cleaning device (3) is arranged in the stirring box (1), and the cleaning device (3) is located above the screen (2); a plurality of vibrating springs (24) are fixedly connected between the screen (2) and one side of the stirring box (1), a first motor (22) is installed on the other side of the stirring box (1), a first cam (23) is fixedly arranged at the output end of the first motor (22), and one side of the first cam (23) is abutted to the screen (2).

2. A recycled concrete mixing apparatus according to claim 1, wherein: the screen cloth (2) below is provided with movable plate (5), and movable plate (5) and screen cloth (2) parallel arrangement, movable plate (5) run through and have seted up a plurality of through-holes (51) the same with screen mesh (21) size, through-hole (51) and screen mesh (21) one-to-one align, and movable plate (5) are close to one side of screen cloth (2) and have seted up accomodate groove (52), and movable plate (5) are provided with clear hole device (55) in accomodate groove (52).

3. A recycled concrete mixing apparatus according to claim 2, wherein: the hole cleaning device (55) comprises a conical block (551) and a storage spring (552), wherein the conical block (551) is in sliding connection with the inner wall of the storage groove (52) of the movable plate (5), one end of the storage spring (552) is fixedly connected with the conical block (551), and the other end of the storage spring (552) is fixedly connected with the inner wall of the storage groove (52) of the movable plate (5).

4. A recycled concrete mixing apparatus according to claim 2, wherein: a limiting block (54) is arranged between the moving plate (5) and the screen (2), the screen (2) is fixedly connected with the limiting block (54), and the limiting block (54) is in sliding connection with the moving plate (5) along the direction parallel to the length of the limiting block (54).

5. A recycled concrete mixing apparatus according to claim 1, wherein: cleaning device (3) are including clearance board (31) and cleaning brush (32), and clearance board (31) set up perpendicularly with screen cloth (2), and cleaning brush (32) are located between screen cloth (2) and clearance board (31), and cleaning brush (32) are connected with clearance board (31) rotation, and the top of screen cloth (2) is provided with control device (4) that drive clearance board (31) along parallel screen cloth (2) direction removal.

6. A recycled concrete mixing apparatus according to claim 5, wherein: the control device (4) comprises two lead screws (42) and a second motor (41), wherein the two lead screws (42) are respectively arranged on two sides of the screen (2), the lead screws (42) are in threaded connection with the bottom of the cleaning plate (31), and the output end of the second motor (41) is fixedly connected with the lead screws (42).

7. A recycled concrete mixing apparatus according to claim 6, wherein: the outer side of the screw rod (42) is fixedly provided with a second cam (421) in a surrounding mode, and the second cam (421) is abutted to the moving plate (5).