CN221183082U

CN221183082U - Aggregate preparation facilities of recycled concrete

Info

Publication number: CN221183082U
Application number: CN202323183684.7U
Authority: CN
Inventors: 陈勇; 侍海; 包雷; 胡建波
Original assignee: Suqian Jinpeng Pipe Manufacturing Co ltd
Current assignee: Suqian Jinpeng Pipe Manufacturing Co ltd
Priority date: 2023-11-24
Filing date: 2023-11-24
Publication date: 2024-06-21
Anticipated expiration: 2033-11-24

Abstract

The utility model relates to the technical field of aggregate preparation of recycled concrete, in particular to an aggregate preparation device of recycled concrete, which comprises a shell mechanism and a first conveyor, wherein the first conveyor is used for feeding, a screening mechanism for screening is arranged in the shell mechanism, and a crushing mechanism for crushing is arranged in the screening mechanism. According to the utility model, the flexible screen and the annular fixing belt can slide in the guide rail along the sliding column, so that the flexible screen can screen the aggregates meeting the requirements to the lower side after collecting and screening the crushed aggregates, large-particle concrete blocks are filtered on the flexible screen, the large-particle concrete blocks are driven to be transported to the top of the second shell along the track of the guide rail under the action of the baffle plate, and then fall into the second shell to be crushed again until the aggregates are crushed to a proper size, the raw materials are fully utilized, the crushing is more complete, and the working efficiency is improved.

Description

Aggregate preparation facilities of recycled concrete

Technical Field

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

Background

The technology of recycled concrete is that the waste concrete is mixed according to a certain proportion and grading after being screened, crushed, washed and graded, and then natural aggregates such as sand stone are partially or completely replaced, new concrete which is formed by mixing cement, water and the like is added, and the recycled concrete aggregate is prepared, the waste concrete is required to be crushed and then screened to prepare concrete aggregates with proper particles, and in the preparation process, the screened raw materials are required to be transported to a preparation machine for crushing treatment and then screened to obtain aggregates with proper size;

In the crushing process, if the raw materials are not completely crushed, the quality of the prepared new concrete is affected, meanwhile, when the aggregate is prepared, the crushed aggregate is often not ideal after primary crushing, secondary crushing is needed, and in the process, the manual repeated material adding is needed, so that the working efficiency is low.

Disclosure of utility model

The utility model aims at: in order to solve the problems of incomplete raw material crushing and low working efficiency during aggregate preparation, the aggregate preparation device for recycled concrete is provided.

The aim of the utility model can be achieved by the following technical scheme:

The aggregate preparation device of the recycled concrete comprises a shell mechanism and a first conveyor, wherein the first conveyor is used for feeding, a screening mechanism used for screening is arranged in the shell mechanism, a crushing mechanism used for crushing is arranged in the screening mechanism, and a second conveyor used for discharging is arranged at the bottom of the shell mechanism;

The shell mechanism comprises a first shell, a feed inlet is formed in one side of the first shell, one end bottom surface of the first conveyor is fixed to the inner bottom surface of the feed inlet, the screening mechanism comprises a flexible screen, annular fixing belts are fixedly sleeved on two sides of the flexible screen, a plurality of sliding columns are uniformly fixed on one side of each annular fixing belt, guide rails are formed in the inner sides of two long side surfaces of the first shell, and two groups of sliding columns slide on the inner sides of the guide rails respectively.

Further in that, crushing mechanism includes the second casing, the both sides of second casing are fixed in the inside wall of first casing, the inside crushing subassembly that is provided with of second casing, run through the breach has been seted up to top one side of second casing, the one end of first conveyer is passed run through the inboard of breach, just the one end of first conveyer extends to inside the second casing.

Further, a first fixing frame is fixed at the outer side of the first shell corresponding to the side edge of the guide rail, a first motor is fixed on the top surface of the first fixing frame, a connecting shaft is fixed on the outer side of a motor shaft of the first motor, driving gears are fixed on the outer sides of two ends of the connecting shaft, and the two driving gears are meshed with the two groups of sliding columns respectively.

Further, a plurality of baffles are uniformly fixed on the inner side of the flexible screen.

Further in, the crushing assembly comprises two groups of crushing wheels, a second fixing frame is fixed on the outer side of the first shell, a second motor is fixed on the top surface of the second fixing frame, a first rotating shaft is fixed on the outer side of a motor shaft of the second motor, a first gear is fixed on the outer side of the first rotating shaft, a second gear is meshed on one side of the first gear, a second rotating shaft is fixed at the center of the second gear, one ends of the first rotating shaft and the second rotating shaft penetrate through the side walls of the first shell and the second shell and then are fixed on the other side wall of the second shell, and the two groups of crushing wheels are respectively fixedly sleeved on the outer sides of the first rotating shaft and the second rotating shaft.

Further, the width of the bottom of the second shell is smaller than that of the flexible screen, and the flexible screen moves fast along with the sliding column.

Further, the bottom of the guide rail is horizontally arranged, and other parts of the guide rail are circular tracks.

The utility model has the beneficial effects that:

1. The flexible screen and the annular fixing belt can slide in the guide rail along the sliding column, so that the flexible screen can screen the aggregates meeting the requirements to the lower side after collecting the aggregates crushed by screening, large-particle concrete blocks are filtered on the flexible screen, the concrete blocks are driven to be transported to the top of the second shell along the track of the guide rail under the action of the baffle plate, and then fall into the second shell to be crushed again until the aggregates are crushed to a proper size, the raw materials are fully utilized, the crushing is more complete, and the working efficiency is improved;

2. Through setting up the bottom of guide rail for the level arrangement, after the concrete piece after the breakage falls into flexible screen cloth horizontal part top, follow flexible screen cloth and remove, when flexible screen cloth's horizontal part moved to circumference portion, because there is the contained angle between the orbit, so the concrete granule of card inboard at flexible screen cloth hole will be extruded, avoids blockking up flexible screen cloth's filtration pore to guarantee that the device operates smoothly, reduced cost of maintenance.

Drawings

The utility model is further described below with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIGS. 2-3 are schematic illustrations of the structure of the screening mechanism of the present utility model;

FIG. 4 is a schematic view of the relationship between the crushing mechanism and the first conveyor in the present utility model;

Fig. 5 is a schematic structural view of the crushing mechanism in the utility model.

In the figure: 100. a housing mechanism; 110. a first housing; 111. a guide rail; 112. a feed inlet; 200. a first conveyor; 300. a screening mechanism; 310. a flexible screen; 311. a baffle; 320. an annular fixing band; 321. a sliding column; 330. a first fixing frame; 340. a first motor; 350. a connecting shaft; 360. a drive gear; 400. a crushing mechanism; 410. a second housing; 411. penetrating the notch; 420. a crushing wheel; 430. the second fixing frame; 440. a second motor; 450. a first gear; 460. a second gear; 500. and a second conveyor.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, 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 to 5, an aggregate preparation apparatus for recycled concrete includes a housing mechanism 100 and a first conveyor 200, wherein the first conveyor 200 is used for feeding materials, a screening mechanism 300 for screening is arranged in the housing mechanism 100, a crushing mechanism 400 for crushing is arranged in the screening mechanism 300, and a second conveyor 500 for discharging materials is arranged at the bottom of the housing mechanism 100;

The first conveyor 200 and the second conveyor 500 in this embodiment are used for conveying aggregate, which are well known to those skilled in the art, and are commonly used in the art, and are not described herein.

Specifically, the casing mechanism 100 includes a first casing 110, a feed inlet 112 is formed on one side of the first casing 110, one end bottom surface of the first conveyor 200 is fixed on an inner bottom surface of the feed inlet 112, the screening mechanism 300 includes a flexible screen 310, two sides of the flexible screen 310 are fixedly sleeved with annular fixing belts 320, a plurality of sliding columns 321 are uniformly fixed on one side of the annular fixing belts 320, guide rails 111 are formed on inner sides of two long sides of the first casing 110, two groups of sliding columns 321 respectively slide on inner sides of the two guide rails 111, a plurality of baffles 311 are uniformly fixed on inner sides of the flexible screen 310, when concrete blocks screened on the flexible screen 310 after crushing move along the annular fixing belts 320, the concrete blocks are limited by the arranged baffles 311, the concrete blocks can smoothly move to a higher position along with the annular fixing belt 320, when the annular fixing belt 320 moves to a position higher than the edge of the second shell 410, the concrete blocks fall into the second shell 410 under the action of gravity, the bottoms of the guide rails 111 are horizontally arranged, other parts of the guide rails 111 are circular tracks, and through setting the tracks of the guide rails 111, the flexible screen 310 is in the horizontal direction when the horizontal part is arranged, the crushed concrete blocks and aggregates are conveniently screened, so that congestion is avoided, and on the other hand, when the annular fixing belt 320 moves from the horizontal part to the circular part, the holes on the flexible screen 310 slightly deform at corners, and concrete particles clamped in the holes of the flexible screen 310 can be extruded out of the holes, so that screen mesh blocking is avoided;

Specifically, the crushing mechanism 400 includes a second casing 410, two sides of the second casing 410 are fixed on an inner side wall of the first casing 110, a crushing assembly is disposed inside the second casing 410, a through gap 411 is formed on one side of the top of the second casing 410, one end of the first conveyor 200 passes through the inner side of the through gap 411, and one end of the first conveyor 200 extends into the second casing 410.

The crushing assembly in this embodiment includes two groups of crushing wheels 420, the outside of the first housing 110 is fixed with a second fixing frame 430, the top surface of the second fixing frame 430 is fixed with a second motor 440, the outside of the motor shaft of the second motor 440 is fixed with a first rotating shaft, the outside of the first rotating shaft is fixed with a first gear 450, one side of the first gear 450 is meshed with a second gear 460, the center of the second gear 460 is fixed with a second rotating shaft, one ends of the first rotating shaft and the second rotating shaft penetrate through the side walls of the first housing 110 and the second housing 410 and then are fixed on the other side wall of the second housing 410, the two groups of crushing wheels 420 are fixedly sleeved on the outer sides of the first rotating shaft and the second rotating shaft respectively, through the crushing assembly, when in operation, the second motor 440 is started, so that the first gear 450 rotates, the meshed second gear 460 rotates together, the crushing wheels 420 inside the second housing 410 rotate together, and the concrete raw materials falling into the crushing wheels are crushed.

In this embodiment, the first casing 110 is set as a fixed casing, so that the first casing is placed on the ground, in the crushing process, concrete raw materials are transported by the first conveyor 200, so that the raw materials can enter the second casing 410, when the first casing starts to work, the first conveyor 200 is started to transport the raw materials, when the first casing breaks, the crushing assembly is set inside the second casing 410 to crush the raw materials, after the crushing is completed, aggregate enters the top surface of the second conveyor 500, the second conveyor 500 is started to transport the crushed aggregate, the flexible screen 310 is used for screening the crushed concrete, the aggregate meeting the standard enters the top surface of the second conveyor 500 below through the flexible screen 310, and the concrete blocks with larger particles are left on the flexible screen 310, and limit the flexible screen 310 by the annular fixing belt 320 and the sliding column 321 sleeved on two sides of the flexible screen 310, and the sliding column 321 slides on the inner side of the guide rail 111, so that the flexible screen 310 can move along a certain track.

In this embodiment, a first fixing frame 330 is fixed at the side of the first housing 110 corresponding to the side of the guide rail 111, a first motor 340 is fixed on the top surface of the first fixing frame 330, a connecting shaft 350 is fixed on the outer side of a motor shaft of the first motor 340, driving gears 360 are fixed on the outer sides of two ends of the connecting shaft 350, two driving gears 360 are respectively meshed with two groups of sliding columns 321, the connecting shaft 350 and the driving gears 360 can be rotated by starting the first motor 340, so that the sliding columns 321 meshed with the driving gears 360 are driven to move, the sliding columns 321 can move along the track of the guide rail 111 and then drive an annular fixing belt 320 to move, when the concrete blocks left by screening fall onto the flexible screen 310, the concrete blocks move along with the annular fixing belt 320, and after the concrete blocks move to a certain height, the concrete blocks fall into the second housing 410 again for secondary crushing.

Specifically, the width of the bottom of the second casing 410 is smaller than the width of the flexible screen 310, the flexible screen 310 moves along with the sliding post 321 rapidly, the size of the second casing 410 and the moving speed of the flexible screen 310 are limited, so that concrete blocks and aggregates are prevented from falling onto the annular fixing belt 320 and falling out of other positions due to the position reason when falling onto the annular fixing belt 320, and the moving speed of the flexible screen 310 is set, so that the concrete blocks can move upwards with a certain inertia when moving along with the annular fixing belt 320, and the concrete blocks can be smoothly thrown into the second casing 410.

Working principle: when the device is used, firstly, the device is installed, then the first conveyor 200 is started, then the waste concrete raw material is put on the top surface of the first conveyor 200, meanwhile, the second motor 440 is started, under the action of the first gear 450 and the second gear 460, the crushing wheel 420 rotates, at the moment, the concrete raw material on the top surface of the first conveyor 200 is transported into the second shell 410, so as to enter the crushing wheel 420 for crushing, then, the first motor 340 is started, at the moment, the connecting shaft 350 and the driving gear 360 rotate, and under the action of the sliding post 321, the annular fixing belt 320 and the flexible screen 310 are driven to rotate;

At this time, the crushed concrete blocks and aggregates in the second casing 410 fall to the top surface of the horizontal part of the flexible screen 310, and the discharging speed of the first conveyor 200 is controlled, so that the concrete blocks and aggregates falling to the horizontal part of the flexible screen 310 can be ensured not to deform under the action of the concrete blocks and aggregates, under the action of the flexible screen 310, the aggregates conforming to the standard enter the top surface of the second conveyor 500 through the meshes of the flexible screen 310, the unbroken concrete blocks stay on the top surface of the horizontal part of the flexible screen 310, then the concrete blocks continue to move upwards along the track of the flexible screen 310 under the driving of the flexible screen 310 and the baffle 311, and after the concrete blocks move to the height exceeding the edge of the second casing 410, the concrete blocks fall to the inner side of the second casing 410 again under the action of gravity, and then the concrete raw materials of the first conveyor 200 are continuously thrown into the second casing 410 for crushing, and the crushed concrete blocks and aggregates smoothly enter the top surface of the horizontal part of the flexible screen 310 due to the fact that the width of the outlet at the bottom of the second casing 410 is smaller than the width of the flexible screen 310;

When the flexible screen 310 moves to the circular arc track from the horizontal direction, the shape of the holes on the flexible screen 310 is changed, so that aggregates or concrete particles clamped in the holes of the flexible screen 310 can be extruded out of the holes, after the aggregates smoothly enter the top surface of the second conveyor 500, a discharge hole for discharging the second conveyor 500 is formed in the bottom of the first shell 110, the second conveyor 500 is started, and the crushed aggregates are smoothly conveyed out of the device, so that the aggregate preparation work is completed.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is merely illustrative and explanatory of the utility model, as various modifications and additions may be made to the particular embodiments described, or in a similar manner, by those skilled in the art, without departing from the scope of the utility model or exceeding the scope of the utility model as defined in the claims.

Claims

1. The aggregate preparation device of the recycled concrete is characterized by comprising a shell mechanism (100) and a first conveyor (200), wherein the first conveyor (200) is used for feeding, a screening mechanism (300) for screening is arranged in the shell mechanism (100), a crushing mechanism (400) for crushing is arranged in the screening mechanism (300), and a second conveyor (500) for discharging is arranged at the bottom of the shell mechanism (100);

The shell mechanism (100) comprises a first shell (110), a feed inlet (112) is formed in one side of the first shell (110), one end bottom surface of the first conveyor (200) is fixed to the inner bottom surface of the feed inlet (112), the screening mechanism (300) comprises a flexible screen (310), annular fixing belts (320) are fixedly sleeved on two sides of the flexible screen (310), a plurality of sliding columns (321) are uniformly fixed on one side of each annular fixing belt (320), guide rails (111) are formed in the inner sides of two long side surfaces of the first shell (110), and two groups of sliding columns (321) respectively slide on the inner sides of the two guide rails (111).

2. The aggregate preparation device of recycled concrete according to claim 1, wherein the crushing mechanism (400) comprises a second housing (410), both sides of the second housing (410) are fixed on the inner side wall of the first housing (110), a crushing assembly is arranged inside the second housing (410), a through notch (411) is formed in one side of the top of the second housing (410), one end of the first conveyor (200) penetrates through the inner side of the through notch (411), and one end of the first conveyor (200) extends into the second housing (410).

3. The aggregate preparation device of recycled concrete according to claim 1, wherein a first fixing frame (330) is fixed at the outer side of the first shell (110) corresponding to the side of the guide rail (111), a first motor (340) is fixed on the top surface of the first fixing frame (330), a connecting shaft (350) is fixed on the outer side of a motor shaft of the first motor (340), driving gears (360) are fixed on the outer sides of two ends of the connecting shaft (350), and the two driving gears (360) are meshed with two groups of sliding columns (321) respectively.

4. The aggregate preparation device of recycled concrete according to claim 1, wherein a plurality of baffles (311) are uniformly fixed to the inner side of the flexible screen (310).

5. The aggregate preparation device of recycled concrete according to claim 2, wherein the crushing assembly comprises two groups of crushing wheels (420), a second fixing frame (430) is fixed on the outer side of the first shell (110), a second motor (440) is fixed on the top surface of the second fixing frame (430), a first rotating shaft is fixed on the outer side of a motor shaft of the second motor (440), a first gear (450) is fixed on the outer side of the first rotating shaft, a second gear (460) is meshed on one side of the first gear (450), a second rotating shaft is fixed on the center of the second gear (460), one ends of the first rotating shaft and the second rotating shaft penetrate through the side walls of the first shell (110) and the second shell (410) and then are fixed on the other side wall of the second shell (410), and the two groups of crushing wheels (420) are fixedly sleeved on the outer sides of the first rotating shaft and the second rotating shaft respectively.

6. An aggregate preparation device of recycled concrete according to claim 2, wherein the bottom width of the second housing (410) is smaller than the width of the flexible screen (310).

7. An aggregate preparation device for recycled concrete according to claim 1, wherein the bottom of the guide rail (111) is arranged horizontally and the other parts of the guide rail (111) are circular trajectories.