CN216965756U - A processing device for preparing recycled aggregate by crushing and screening waste concrete - Google Patents

Abstract

The utility model discloses a processing device for preparing recycled aggregate by crushing and screening waste concrete, which belongs to the technical field of processing devices. A processing device for preparing recycled aggregate by crushing and screening waste concrete, comprising a first sleeve, a second sleeve and a third sleeve; the utility model is installed on the second sleeve and the third sleeve respectively for use in Shake the first filter screen and the second filter screen for screening, and install the second sleeve into the first sleeve and the second sleeve into the third sleeve, which effectively reduces the area of the device, thereby reducing the size of the device. The space utilization rate of the device is improved, and the efficiency of crushing and screening can be effectively improved, and the screened waste concrete can be removed from the ends of the corresponding first sleeve, second sleeve and third sleeve. It is discharged to the conveyor belt and conveyed by partitions through partitions, which improves the conveying efficiency after screening, and the device can greatly save the cost of the factory.

Description

A processing device for preparing recycled aggregate by crushing and screening waste concrete

technical field

The utility model relates to the technical field of processing devices, in particular to a processing device for preparing recycled aggregate by crushing and screening waste concrete.

Background technique

Recycled concrete technology refers to the application technology in which waste concrete is recycled and processed for reuse. The crushed concrete is called recycled aggregate. Recycled aggregate can reduce the exploitation of construction resources and reduce the generation of construction waste; recycled aggregate The crushing index is an important parameter indicating the strength of the recycled aggregate. Due to the influence of its own characteristics, the crushing index of the recycled aggregate is higher than that of the natural aggregate. The characteristics of the recycled aggregate are similar to those of the natural aggregate. The parent concrete is related. Therefore, its strength and processing and crushing method are closely related to the crushing index. The more, the smaller the crushing index;

When the waste concrete is crushed for secondary recycling, when the waste concrete is crushed, it will form particles of different sizes. The particles of different sizes have different uses and need to be screened and collected. , The integrated screening equipment is too large and occupies a large area, which increases the cost of the factory, and at the same time, the screening efficiency is low.

Utility model content

The purpose of the utility model is to solve the problem that the existing crushing and screening integrated equipment is too large, occupies a large area, increases the cost of the factory, and has low screening efficiency.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

A processing device for preparing recycled aggregate by crushing and screening waste concrete, comprising a first sleeve, a second sleeve and a third sleeve, wherein the first sleeve, the second sleeve and the third sleeve are curved , and the ends are all open, and further comprises: the second sleeve is fixedly connected in the first sleeve through the first bracket, and the third sleeve is fixedly connected in the second sleeve through the second bracket; The first sleeve is provided with two relatively rotating crushing rollers for crushing waste concrete; the upper end of the second sleeve is provided with a first filter screen for shaking and screening the crushed concrete, the second A first guide plate for guiding is fixedly connected in a sleeve, and the first guide plate is located above the first filter screen; the upper end of the third sleeve is provided with a second vibration screen for the crushed concrete. For the second filter screen, a second guide plate for guiding is fixedly connected in the second sleeve, and the second guide plate is located above the second filter screen.

In order to facilitate the collection of the discharged waste concrete, preferably, the end of the second sleeve protrudes out of the first sleeve, and the end of the third sleeve protrudes out of the second sleeve.

In order to facilitate the crushing of waste concrete, further, a crushing box is fixedly connected to the first sleeve, the two crushing rollers are rotatably connected to the crushing box, and one end of the two crushing rollers is fixedly connected with a gear , the two gears are meshed, the crushing box is fixedly connected with a first motor, and the output end of the first motor is fixed with one of the crushing rollers.

In order to facilitate the installation of the first filter screen, further, the first filter screen has a conical cover above the second sleeve, and a first spring is fixedly connected to the circumference of the first filter screen. One end of the spring away from the first filter screen is fixedly connected to the second sleeve.

In order to facilitate the installation of the second filter screen, further, the second filter screen has a conical cover above the third sleeve, and a second spring is fixedly connected to the circumference of the second filter screen. One end of the spring away from the second filter screen is fixedly connected to the third sleeve.

In order to facilitate the shaking of the first filter screen, further, a vibration column is fixedly connected to the first filter screen, a second motor is fixedly connected to the second sleeve, and a protrusion is fixedly connected to the output end of the second motor. A column, the convex column is used for reciprocatingly pushing the vibration column to shake the first filter screen.

In order to facilitate the protection of the second motor, further, the second motor is located below the second guide plate.

In order to facilitate the shaking of the second filter screen when the first filter screen is shaking, further, a connecting column is fixedly connected between the first filter screen and the second filter screen.

In order to facilitate the collection and transportation of the screened waste concrete, preferably, a conveyor belt and two connecting frames are also included, and connecting rods are fixedly connected between the two connecting frames, and the connecting rods are located on two sides of the connecting frame. A plurality of partitions are slidably connected between the two connecting rods, the partitions are located on the conveyor belt, and the two adjacent partitions correspond to the first sleeve, the second sleeve and the first sleeve respectively. The ends of the three sleeves.

In order to prevent the partition plate from moving on the connecting rod, further, two ends of the partition plate are threadedly connected with bolts, and the bolts are used to lock the partition plate on the connecting rod.

Compared with the prior art, the utility model provides a processing device for preparing recycled aggregate by crushing and screening waste concrete, which has the following beneficial effects:

The parts not involved in the device are the same as the existing technology or can be realized by using the existing technology. In the present invention, the second sleeve and the third sleeve are respectively installed with the first filter screen and the third Two filter screens, the second sleeve is installed in the first sleeve, and the second sleeve is installed in the third sleeve, which effectively reduces the area of the device, thereby reducing the occupied area of the device and improving the space utilization of the device At the same time, it can effectively improve the efficiency of crushing and screening, and discharge the screened waste concrete from the end of the corresponding first sleeve, second sleeve and third sleeve to the conveyor belt, and carry out Zoned conveying improves the conveying efficiency after screening, and the device can greatly save costs for the factory.

Description of drawings

1 is a schematic structural diagram of a processing device for preparing recycled aggregate by crushing and screening waste concrete proposed by the utility model;

Figure 2 is a schematic structural diagram of A in Figure 1 of a processing device for preparing recycled aggregate by crushing and screening waste concrete proposed by the utility model;

3 is a schematic structural diagram of a crushing roller of a processing device for preparing recycled aggregate by crushing and screening waste concrete proposed by the utility model;

4 is a schematic structural diagram of the first bracket and the second bracket of a processing device for preparing recycled aggregate by crushing and screening waste concrete proposed by the utility model;

FIG. 5 is a schematic top-view structural diagram of a conveyor belt of a processing device for preparing recycled aggregate by crushing and screening waste concrete proposed by the utility model.

In the figure: 1, the first sleeve; 11, the crushing box; 12, the crushing roller; 121, the gear; 122, the first motor; 13, the first guide plate; 14, the first bracket; 15, the second bracket; 2 , the second sleeve; 21, the first filter; 22, the first spring; 23, the vibration column; 24, the second motor; 25, the convex column; 26, the connecting column; 27, the second guide plate; 3, the first Three sleeves; 31, the second filter; 32, the second spring; 4, the conveyor belt; 5, the connecting frame; 51, the connecting rod; 52, the partition.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inside", The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation , are constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

Example 1:

1-5, a processing device for preparing recycled aggregate by crushing and screening waste concrete, including a first sleeve 1, a second sleeve 2, a third sleeve 3, a first sleeve 1, a second sleeve 2. The third sleeve 3 is curved, and the ends are all open. It also includes: the second sleeve 2 is fixedly connected in the first sleeve 1 through the first bracket 14, and the third sleeve 3 is connected through the second bracket. 15 is fixedly connected in the second sleeve 2; the first sleeve 1 is provided with two relatively rotating crushing rollers 12 for crushing waste concrete; the upper end of the second sleeve 2 is provided with a shaking roller for shaking the crushed concrete The first filter screen 21 for screening, the first sleeve 1 is fixedly connected with a first guide plate 13 for guiding, and the first guide plate 13 is located above the first filter screen 21; the upper end of the third sleeve 3 is provided with a useful For the second filter screen 31 for secondary shaking and screening of broken concrete, the second sleeve 2 is fixedly connected with a second guide plate 27 for guiding, and the second guide plate 27 is located above the second filter screen 31; The end of the second sleeve 2 protrudes out of the first sleeve 1, and the end of the third sleeve 3 protrudes out of the second sleeve 2; the first sleeve 1 is fixedly connected with a crushing box 11, and the two crushing rollers 12 rotate Connected to the crushing box 11, one end of the two crushing rollers 12 is fixedly connected with a gear 121, the two gears 121 are meshed, the crushing box 11 is fixedly connected with a first motor 122, and the output end of the first motor 122 is connected to one of the two gears 121. The crushing roller 12 is fixed; the first filter screen 21 is conical and covers the top of the second sleeve 2 , the circumference of the first filter screen 21 is fixedly connected with a first spring 22 , and the first spring 22 is far away from the first filter screen 21 One end of the filter screen 31 is fixedly connected to the second sleeve 2; the second filter screen 31 is conical and covers the top of the third sleeve 3, and the circumference of the second filter screen 31 is fixedly connected with a second spring 32, the second spring 32 The end away from the second filter screen 31 is fixedly connected to the third sleeve 3; the first filter screen 21 is fixedly connected with a vibration column 23, the second sleeve 2 is fixedly connected with a second motor 24, and the second motor 24 outputs The end is fixedly connected with a convex column 25, and the convex column 25 is used to push the vibration column 23 back and forth to make the first filter screen 21 shake; a connecting column 26 is fixedly connected between the first filter screen 21 and the second filter screen 31; it also includes a conveyor belt 4 and two connecting frames 5, connecting rods 51 are fixedly connected between the two connecting frames 5, the connecting rods 51 are located at both ends of the connecting frame 5, and a plurality of partitions 52 are slidably connected between the two connecting rods 51, The partition plate 52 is located on the conveyor belt 4, and the ends of the first sleeve 1, the second sleeve 2, and the third sleeve 3 are respectively corresponding to the two adjacent partition plates 52;

When in use, the first motor 122 and the second motor 24 are activated, and the waste concrete is poured into the crushing box 11. The first motor 122 drives a crushing roller 12 fixed to it to rotate, and is driven by two gears 121 that mesh with each other. The other crushing roller 12 rotates, so that the two crushing rollers 12 rotate opposite to each other to crush the waste concrete. The crushed waste concrete is guided to the middle of the first filter screen 21 through the first guide plate 13 and falls on the first filter screen. 21 in the middle position;

After the second motor 24 is started, it drives the convex column 25 to rotate. When the convex column 25 rotates, it pushes the vibration column 23 to move up and down. When the vibration column 23 moves up, it pushes the first filter screen 21 to move up. When 23 is in contact, the first filter screen 21 is pulled back by the first spring 22, so that the first filter screen 21 vibrates on the second sleeve 2, and the waste concrete falling on the first filter screen 21 is shaken and screened. to speed up the screening efficiency;

It should be understood that the vibration column 23 runs through and slides on the second guide plate 27;

The waste concrete with small particles falls on the second guide plate 27 through the first filter screen 21, and the waste concrete with large particles blocked by the first filter screen 21 enters the first sleeve 1 and flows out from the first sleeve 1. 1 terminal discharge;

When the first filter screen 21 vibrates, the waste concrete particles falling on the second guide plate 27 will be shaken together by the first filter screen 21 pulling the second filter screen 31 through the connecting column 26, and will not slide down from the second guide plate 27 to the ground. The waste concrete particles on the second filter screen 31 are screened again, and the small particles pass through the second filter screen 31 again, fall into the third sleeve 3, and are discharged from the end of the third sleeve 3, and are passed by the second filter screen 31 The blocked waste concrete particles fall into the second sleeve 2 and are discharged from the end of the second sleeve 2;

When the screened waste concrete particles are discharged from the ends of the first sleeve 1, the second sleeve 2, and the third sleeve 3, they fall into the corresponding areas separated by the adjacent partitions 52, and fall into the corresponding areas. On the rotating conveyor belt 4, the area separated by two adjacent partitions 52 can collect waste concrete with different particle sizes, and the rotating conveyor belt 4 transports the particles falling on the conveyor belt 4 away;

It should be understood that the conveyor belt 4 is installed on the conveyor bracket, and the conveyor belt 4 is driven to rotate by a driving motor, which belongs to the prior art and will not be described here.

Example 2:

Referring to FIG. 2 , a processing device for preparing recycled aggregate by crushing and screening waste concrete is basically the same as that in Example 1, and further, the second motor 24 is located below the second guide plate 27;

The second guide plate 27 can provide protection for the second motor 24 to prevent the waste concrete falling from the top of the first filter screen 21 from damaging the second motor 24 and improve the service life of the second motor 24 .

Example 3:

Referring to FIG. 5 , a processing device for preparing recycled aggregate by crushing and screening waste concrete is basically the same as Example 2. Further, bolts are threadedly connected to both ends of the partition plate 52, and the bolts are used to lock the partition plate 52. Tightly on the connecting rod 51;

The partition plate 52 can slide on the connecting rod 51, thereby changing the width between the two adjacent partition plates 52, which is convenient for adjustment. The partition 52 slides during use.

In the present invention, the first filter screen 21 and the second filter screen 31 for shaking and screening are respectively installed on the second sleeve 2 and the third sleeve 3, and the second sleeve 2 is installed into the first sleeve. In 1, the second sleeve 2 is installed into the third sleeve 3, which effectively reduces the area of the device, thereby reducing the occupied area of the device, improving the space utilization rate of the device, and also effectively improving the crushing and screening efficiency. efficiency, and discharge the screened waste concrete from the corresponding ends of the first sleeve 1, the second sleeve 2, and the third sleeve 3 to the conveyor belt 4, and carry out partitioned transportation through the partition 52, which improves the screening. After the conveying efficiency, the device can greatly save the cost of the factory.

The above are only the preferred specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto. Equivalent replacement or modification of the technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (10)

1. The utility model provides a processing apparatus of useless concrete crushing and screening preparation regeneration aggregate, includes first sleeve (1), second sleeve (2), third sleeve (3), its characterized in that, first sleeve (1), second sleeve (2), third sleeve (3) are crooked form, and the end all is the opening form, still includes:

the second sleeve (2) is fixedly connected in the first sleeve (1) through a first support (14), and the third sleeve (3) is fixedly connected in the second sleeve (2) through a second support (15);

two crushing rollers (12) which rotate oppositely and are used for crushing waste concrete are arranged on the first sleeve (1);

a first filter screen (21) for shaking and screening the crushed concrete is arranged at the upper end of the second sleeve (2), a first guide plate (13) for guiding is fixedly connected in the first sleeve (1), and the first guide plate (13) is positioned above the first filter screen (21);

the upper end of third sleeve (3) is provided with second filter screen (31) that are used for shaking the screening to broken concrete secondary, fixedly connected with is used for second deflector (27) of direction in second sleeve (2), second deflector (27) are located the top of second filter screen (31).

2. The apparatus for processing recycled aggregate by crushing and screening waste concrete according to claim 1, wherein the end of the second sleeve (2) extends out of the first sleeve (1), and the end of the third sleeve (3) extends out of the second sleeve (2).

3. The processing device for preparing recycled aggregate by crushing and screening waste concrete according to claim 2, wherein a crushing box (11) is fixedly connected to the first sleeve (1), two crushing rollers (12) are rotatably connected to the crushing box (11), one end of each of the two crushing rollers (12) is fixedly connected with a gear (121), the two gears (121) are meshed with each other, a first motor (122) is fixedly connected to the crushing box (11), and an output end of the first motor (122) is fixed to one of the crushing rollers (12).

4. The processing device for preparing recycled aggregate by crushing and screening waste concrete according to claim 3, wherein the first filter screen (21) is covered above the second sleeve (2) in a conical shape, a first spring (22) is fixedly connected to the circumference of the first filter screen (21), and one end, far away from the first filter screen (21), of the first spring (22) is fixedly connected to the second sleeve (2).

5. The processing device for preparing recycled aggregate by crushing and screening waste concrete according to claim 4, wherein the second filter screen (31) is covered above the third sleeve (3) in a conical shape, a second spring (32) is fixedly connected to the circumference of the second filter screen (31), and one end, far away from the second filter screen (31), of the second spring (32) is fixedly connected to the third sleeve (3).

6. The processing device for preparing recycled aggregate by crushing and screening waste concrete according to claim 5, wherein a vibration column (23) is fixedly connected to the first filter screen (21), a second motor (24) is fixedly connected to the inside of the second sleeve (2), a convex column (25) is fixedly connected to the output end of the second motor (24), and the convex column (25) is used for pushing the vibration column (23) to reciprocate to enable the first filter screen (21) to shake.

7. The processing apparatus for preparing recycled aggregate by crushing and screening waste concrete according to claim 6, wherein the second motor (24) is located below the second guide plate (27).

8. The processing device for preparing recycled aggregate by crushing and screening waste concrete according to claim 7, wherein a connecting column (26) is fixedly connected between the first filter screen (21) and the second filter screen (31).

9. The processing device for preparing recycled aggregate by crushing and screening waste concrete according to claim 1, characterized by further comprising a conveyor belt (4) and two connecting frames (5), wherein a connecting rod (51) is fixedly connected between the two connecting frames (5), the connecting rod (51) is positioned at two ends of the connecting frames (5), a plurality of partition plates (52) are slidably connected between the two connecting rods (51), the partition plates (52) are positioned on the conveyor belt (4), and the adjacent two partition plates (52) respectively correspond to the tail ends of the first sleeve (1), the second sleeve (2) and the third sleeve (3).

10. The processing device for preparing recycled aggregate by crushing and screening waste concrete according to claim 9, wherein bolts are screwed at both ends of the partition plate (52) and used for locking the partition plate (52) on the connecting rod (51).

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