CN219273601U

CN219273601U - Abandoned concrete recycling and screening device

Info

Publication number: CN219273601U
Application number: CN202320822161.3U
Authority: CN
Inventors: 李联庆; 蓝帅; 孙旭鹏
Original assignee: Qingdao Build Concrete Co ltd
Current assignee: Qingdao Build Concrete Co ltd
Priority date: 2023-04-13
Filing date: 2023-04-13
Publication date: 2023-06-30
Anticipated expiration: 2033-04-13

Abstract

The utility model discloses a waste concrete recycling and screening device which comprises a screening platform and a feeding hopper, wherein the screening platform comprises a platform frame, flow guide wing plates, rotary rollers, screen plates, telescopic cylinders and a driving motor, the surface of one rotary roller is provided with a plurality of screen plates in a linear sliding mode to form a conveying roller, the conveying rollers are arranged in the platform frame in parallel, springs are arranged among the screen plates, two ends of the rotary roller are rotationally connected with the platform frame, the two sides of the platform frame are respectively provided with the flow guide wing plates in a sliding mode, the two flow guide wing plates clamp the screen plates in the middle, and the two sides of the platform frame are fixedly provided with the telescopic cylinders. The device establishes a plurality of sieve trays through the surface slip cap at rotatory roller bearing, and is provided with the spring between each sieve tray, makes the clearance between each sieve tray changeable, is difficult for the card to go into the rubble, can prevent effectively that paste stifled and influence the condition of blanking and take place to reach the effect of preventing blockking up, improving screening efficiency.

Description

Abandoned concrete recycling and screening device

Technical Field

The utility model relates to the technical field of concrete recovery, in particular to a waste concrete recovery screening device.

Background

Concrete recycling, utilizing crushed stone from demolishing concrete structures, as raw material for road crushed stone, revetments, retaining walls, landscape crushed stone or new concrete, large blocks can be used as bricks or slabs, or integrated into structures with new concrete, such material being known as urban materials, and recycling costs are lower and more environmentally friendly than transporting rubble to landfill with trucks.

A related technology of concrete waste recycling screening, such as patent application number 202120523651.4, discloses a roller screen for classifying life recyclable waste, which is characterized by comprising a feed inlet (1), a box body (3), an upper roller (4), a lower roller (5) and a pre-screen chute (6); the feeding port (1) is positioned at the upper part of one side of the box body (3), and the pre-sieve chute (6) is positioned at the other side of the box body (3). The roller screening equipment that can separate garbage residue, heavy matter, jumbo size from mixing recoverable thing rubbish effectively makes the classification of the recoverable thing of rear end can be better classification.

The proposal proposed above has the following defects in the actual use process: 1) The concrete broken stone is firm, and in the screening treatment process, if the gap between the adjacent screen discs on the rotating roll shaft is fixed, the broken stone can be blocked at the gap, so that powder falling is blocked, and the screening efficiency is affected; 2) The distance between adjacent screen plates is not adjustable, so that screening of materials with various particle sizes can be realized on one machine, and the practicability is still further improved.

Disclosure of Invention

The utility model aims to provide a waste concrete recycling and screening device which is used for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a screening plant is retrieved to abandonment concrete, includes screening platform and feeder hopper, screening platform includes platform frame, water conservancy diversion pterygoid lamina, rotatory roller bearing, screen tray, flexible cylinder and driving motor.

The surface linear sliding mounting of a rotatory roller bearing has a plurality of screen plates, constitutes a conveying roller, and is a plurality of conveying roller parallel arrangement is in the platform frame, be provided with the spring between a plurality of screen plates, the both ends of rotatory roller bearing all rotate with the platform frame and be connected, and slidable mounting has the water conservancy diversion pterygoid lamina respectively in the both sides of platform frame, two water conservancy diversion pterygoid lamina will a plurality of screen plates clamp in the centre, and the both sides of platform frame all fixed mounting has flexible cylinder, the flexible end of flexible cylinder supports the lateral surface of tight water conservancy diversion pterygoid lamina.

The driving motor is fixedly arranged on one side of the platform frame and drives the rotary roller to rotate.

Preferably, the cross section of the rotary roller is in a hexagonal structure, the screen plates are slidably mounted on the surface of the rotary roller with the hexagonal structure, an inner shaft sleeve and an outer shaft sleeve are fixedly mounted on two sides of each screen plate respectively, two adjacent screen plates are arranged, the inner shaft sleeve of one screen plate is slidably inserted into the outer shaft sleeve of the other screen plate, and the springs are arranged in the outer shaft sleeve and abut against the end portions of the inner shaft sleeve through the springs.

Preferably, the screen plates on the adjacent conveying rollers are staggered, and the outer contour of each screen plate is of a polygonal structure.

Preferably, the inner teeth of the flow guiding wing plate are rotatably provided with a contact ring, the rotary roller penetrates through the contact ring, and the end part of the contact ring abuts against the marginal screen disc.

Preferably, the side of platform frame is provided with gear drive subassembly, driving motor is a, and a rotatory roller bearing of driving motor drive rotates, drives each conveying roller through gear drive subassembly is the same direction rotation.

Preferably, the gear transmission assembly comprises a plurality of first gears and a plurality of second gears, the first gears are fixedly installed at the end parts of the rotating rollers, the second gears are rotatably installed on the side surfaces of the platform sides, and two first gears at the end parts of the adjacent rotating rollers are meshed with one of the second gears for transmission.

Advantageous effects

The utility model provides a waste concrete recycling and screening device, which has the following beneficial effects:

1. this screening plant is retrieved to abandonment concrete establishes a plurality of sieve trays through the surface slip cap at rotatory roller bearing, and is provided with the spring between each sieve tray, makes the clearance between each sieve tray changeable, is difficult for the card to go into the rubble, can prevent effectively that paste stifled condition that influences the blanking from taking place to reach the effect of preventing blockking up, improving screening efficiency.

2. This screening plant is retrieved to abandonment concrete, through setting up flexible cylinder, two water conservancy diversion pterygoid lamina are tightened up to the centre, or outside translation changes the compression volume of spring, reaches the effect of each sieve tray interval of simultaneous adjustment, makes the device can adjust the screening clearance to realize the function of screening multiple particle diameter material, satisfy different customers and to the material screening demand, easy operation, practicality.

Drawings

FIG. 1 is a perspective view of a first view of the present utility model;

FIG. 2 is an enlarged partial cross-sectional schematic view of a transfer roll according to the present utility model;

FIG. 3 is a schematic view of a second perspective view of the present utility model;

fig. 4 is a schematic elevational view of the present utility model.

In the figure: the device comprises a platform frame 1, a flow guide wing plate 2, a rotary roller 3, a screen disc 4, a telescopic cylinder 5, a driving motor 6, a conveying roller 7, a feeding hopper 8, an inner shaft sleeve 9, an outer shaft sleeve 10, a contact ring 11, a first gear 12, a second gear 13 and a spring 14.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a screening plant is retrieved to abandonment concrete, includes screening platform and feeder hopper 8, and feeder hopper 8 sets up the one end upside at screening platform, and screening platform's the other end is the discharge gate, and the concrete material that contains the stone is added from feeder hopper 8, heat conduction screening platform upper surface, clearance screening.

The screening platform comprises a platform frame 1, a flow guide wing plate 2, a rotary roller 3, a screen disc 4, a telescopic cylinder 5 and a driving motor 6.

The surface of a rotary roller 3 is provided with a plurality of screen discs 4 in a linear sliding manner to form a conveying roller 7, the plurality of conveying rollers 7 are arranged in the platform frame 1 in parallel, springs 14 are arranged between the plurality of screen discs 4, and two ends of the rotary roller 3 are both in rotary connection with the platform frame 1.

Referring to fig. 2, the cross section of the rotary roller 3 is in a hexagonal structure, the screen disc 4 is slidably mounted on the surface of the rotary roller 3 in the hexagonal structure, an inner sleeve 9 and an outer sleeve 10 are fixedly mounted on two sides of the screen disc 4 respectively, two adjacent screen discs 4, the inner sleeve 9 of one screen disc 4 is slidably inserted into the outer sleeve 10 of the other screen disc 4, a spring 14 is arranged in the outer sleeve 10, and the end of the inner sleeve 9 is abutted by the spring 14.

The screen disc 4 on the adjacent conveying roller 7 is staggered, the outer contour of the screen disc 4 is of a polygonal structure, and because the surface of the screen disc 4 is irregular, in the process of rotating the conveying roller 7, massive materials are waved up and down and roll on the upper side of the conveying roller 7 and are discharged from a discharge hole of the screening platform, small pieces of materials and powder fall down from gaps between the screen discs 4 and are discharged, so that the screening of stones and powder is realized.

The stone blocks rolling on the surface of the conveying roller 7 frequently fall down to the screen disc 4, so that the screen disc 4 vibrates, the spacing between adjacent screen discs 4 is continuously changed within a certain range, and therefore, the blanking gap between the screen discs 4 is not constant, and broken stone is not easy to clamp.

The both sides of platform frame 1 slidable mounting respectively have guide wing plate 2, and two guide wing plates 2 press from both sides a plurality of sieve trays 4 in the centre, and the equal fixed mounting in both sides of platform frame 1 has flexible cylinder 5, and the flexible end of flexible cylinder 5 supports the lateral surface of tight guide wing plate 2, and specifically, the contact ring 11 is installed in the internal tooth rotation of guide wing plate 2, and rotatory roller bearing 3 passes contact ring 11, and the tip of contact ring 11 supports tight marginal sieve tray 4.

Through setting up telescopic cylinder 5, two water conservancy diversion pterygoid lamina 2 are tightened up to the centre, or outside translation, change the compression volume of spring 14, reach the effect of each screen tray 4 interval of adjustment simultaneously, make the device can adjust screening clearance to realize the function of screening multiple particle diameter material, satisfy different customers and to the material screening demand, easy operation, practicality.

The driving motor 6 is fixedly installed on one side of the platform frame 1, the driving rotary roller 3 is driven to rotate, wherein referring to fig. 4, a gear transmission assembly is arranged on the side face of the platform frame 1, the driving motor 6 is one, one driving motor 6 drives one rotary roller 3 to rotate, the driving motor drives each conveying roller 7 to rotate in the same direction through the gear transmission assembly, the gear transmission assembly comprises a plurality of first gears 12 and a plurality of second gears 13, the first gears 12 are fixedly installed at the end parts of the rotary rollers 3, the second gears 13 are rotatably installed on the side face of the platform frame, and the two first gears 12 at the end parts of the adjacent rotary rollers 3 are meshed with one of the second gears 13 for transmission.

This screening plant is retrieved to abandonment concrete establishes a plurality of sieve dish 4 through the surface slip cap at rotatory roller bearing 3, and is provided with spring 14 between each sieve dish 4, makes the clearance between each sieve dish 4 changeable, is difficult for the card to go into the rubble, can effectively prevent to paste stifled and influence the condition emergence of blanking to reach the effect of preventing blockking up, improvement screening efficiency.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a screening plant is retrieved to abandonment concrete, includes screening platform and feeder hopper (8), its characterized in that: the screening platform comprises a platform frame (1), a flow guide wing plate (2), a rotary roller (3), a screen disc (4), a telescopic cylinder (5) and a driving motor (6);

the surface of a rotary roller (3) is provided with a plurality of screen discs (4) in a linear sliding manner to form a conveying roller (7), the conveying rollers (7) are arranged in parallel in a platform frame (1), springs (14) are arranged between the screen discs (4), two ends of the rotary roller (3) are rotationally connected with the platform frame (1), two sides of the platform frame (1) are respectively provided with a flow guide wing plate (2) in a sliding manner, the two flow guide wing plates (2) clamp the screen discs (4) in the middle, two sides of the platform frame (1) are fixedly provided with telescopic cylinders (5), and the telescopic ends of the telescopic cylinders (5) are abutted against the outer side faces of the flow guide wing plates (2);

the driving motor (6) is fixedly arranged on one side of the platform frame (1) and drives the rotary roller (3) to rotate.

2. The waste concrete recovery screening device according to claim 1, wherein: the cross section of rotatory roller bearing (3) is the hexagon structure, and screen tray (4) slidable mounting is in rotatory roller bearing (3) surface of hexagon structure, and the both sides of screen tray (4) are fixed mounting respectively and are had interior axle sleeve (9) and outer axle sleeve (10), and two adjacent screen trays (4), in interior axle sleeve (9) slip of one of them screen tray (4) inserts outer axle sleeve (10) of another screen tray (4), spring (14) set up in outer axle sleeve (10), support the tip of tight interior axle sleeve (9) through spring (14).

3. A waste concrete recovery screening apparatus according to claim 2, wherein: the screen plates (4) on the adjacent conveying rollers (7) are staggered, and the outer contour of each screen plate (4) is of a polygonal structure.

4. A waste concrete recovery screening apparatus according to claim 3, wherein: the inner teeth of the flow guide wing plate (2) are rotatably provided with a contact ring (11), the rotary roller (3) penetrates through the contact ring (11), and the end part of the contact ring (11) abuts against the marginal screen disc (4).

5. A waste concrete recovery screening apparatus according to any one of claims 1 to 4, wherein: the side of platform frame (1) is provided with gear drive subassembly, driving motor (6) are one, and a rotatory roller bearing (3) rotation of driving motor (6) drive is through gear drive subassembly drives each conveying roller (7) syntropy rotation.

6. The waste concrete recovery screening device according to claim 5, wherein: the gear transmission assembly comprises a plurality of first gears (12) and a plurality of second gears (13), the first gears (12) are fixedly installed at the end parts of all the rotary rollers (3), the second gears (13) are rotatably installed on the side surfaces of the platform edge, and the two first gears (12) at the end parts of the adjacent rotary rollers (3) are meshed with one of the second gears (13) for transmission.