CN215465020U

CN215465020U - Concrete breaker

Info

Publication number: CN215465020U
Application number: CN202121256444.3U
Authority: CN
Inventors: 吴云良; 亢峥; 张宇飞; 许婧; 郑新郁; 梁炎
Original assignee: PowerChina Eco Environmental Group Co Ltd
Current assignee: PowerChina Eco Environmental Group Co Ltd
Priority date: 2021-06-03
Filing date: 2021-06-03
Publication date: 2022-01-11
Anticipated expiration: 2031-06-03

Abstract

The utility model provides a concrete crushing device, which belongs to the technical field of waste concrete treatment and comprises a rack, an auxiliary material box, a hammering assembly, a telescopic structure, a conveyor and a crusher. Wherein, the tail end of the frame is provided with a blanking hopper. The auxiliary material box is provided with a containing cavity for placing large-volume concrete blocks. The hammering component is used for beating and breaking the large-volume concrete blocks in the accommodating cavity. The telescopic structure is used for pushing the auxiliary material box to slide on the sliding platform in a reciprocating mode, and pushing the auxiliary material box into the discharging hopper. The crusher is used for receiving the small-volume concrete blocks transferred by the conveying assembly so as to crush the small-volume concrete blocks. The concrete crushing device provided by the utility model can be used for preprocessing large-volume concrete blocks so as to crush the large-volume concrete blocks into small-volume concrete blocks, is convenient to adapt to a crusher, can be used for improving the efficiency of concrete crushing work, and is strong in practicability.

Description

Concrete breaker

Technical Field

The utility model belongs to the technical field of waste concrete treatment, and particularly relates to a concrete crushing device.

Background

The concrete is a general term for engineering composite materials formed by cementing aggregate into a whole by cementing materials, and the term concrete generally refers to cement concrete obtained by mixing cement as the cementing material, sand and stone as the aggregate, and water (which may contain additives and admixtures) according to a certain proportion and stirring. For the paving of town roads, cement concrete is usually adopted, and after a road surface made of concrete is used for a long time, local damage can occur due to weathering, and at the moment, the damaged place needs to be removed and repaired. In order to ensure that the removed concrete can be used, it is usually subjected to a crushing process.

In the prior art, a crusher, such as a roll crusher, is generally used for processing waste concrete, but the volume of the waste concrete is different. When the specification of breaker is fixed, meet bulky concrete piece, need the staff to beat the fragment that can adapt to the breaker with the concrete piece in advance, this kind of mode is wasted time and energy, has seriously reduced the efficiency of concrete crushing work. And when the size of the crusher is larger, the space occupancy rate is higher, and the energy consumption is also larger. Therefore, the treatment method using the crusher is poor in adaptability.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a concrete crushing device, and aims to solve the problem that the existing crusher cannot adapt to large-volume concrete and is poor in adaptability.

In order to achieve the purpose, the utility model adopts the technical scheme that: there is provided a concrete breaking device comprising:

the rack is provided with a sliding platform which is horizontally arranged; the direction of the sliding platform for conveying the concrete blocks is a first direction; a discharging hopper for placing small-volume concrete blocks is arranged at the tail end of the rack along the first direction;

the auxiliary material box is arranged on the sliding platform in a sliding mode along the first direction and is provided with an accommodating cavity for accommodating large-volume concrete blocks;

the hammering assembly is arranged on the rack, is positioned above the auxiliary material box and is used for beating and crushing the large-volume concrete blocks in the accommodating cavity;

the telescopic structure is provided with a fixed end and a telescopic end, the fixed end is fixedly arranged on the rack, and the telescopic end is connected with the auxiliary material box and used for pushing the auxiliary material box to slide on the sliding platform in a reciprocating manner and pushing the auxiliary material box into the discharging hopper;

the conveyer is arranged behind the rack along the first direction and is provided with a feeding end and a discharging end, and the feeding end is positioned below the discharging hopper; and

the crusher is arranged behind the conveyor along the first direction, is positioned below the discharge end and is used for receiving the small-volume concrete blocks transmitted by the conveying assembly so as to crush the small-volume concrete blocks.

As another embodiment of the present application, the auxiliary bin comprises:

the box body is provided with a cavity which is communicated along the vertical direction, and the box body is connected with the telescopic structure; and

the bottom plate is arranged on the sliding platform in a sliding mode and located below the box body, and the bottom plate and the box body jointly enclose to form the accommodating cavity with an upward opening; the bottom plate is hinged with the box body, so that after the bottom plate is separated from the sliding platform, the bottom plate can be opened in a pitching and overturning mode, and small-volume concrete blocks crushed in the containing cavity can be leaked into the discharging hopper.

As another embodiment of the present application, a guide groove is formed on the sliding platform along the first direction;

and the lower plate surface of the bottom plate is fixedly provided with a guide sliding block matched with the guide groove.

As another embodiment of the present application, an arc-shaped guide portion is disposed at a rear end of the sliding platform along the first direction, and is configured to enable the bottom plate to be turned over and fastened to a bottom end of the box when the box returns to the sliding platform.

As another embodiment of the present application, a reinforcing plate is disposed on an upper plate surface of the bottom plate; the reinforcing plate is provided with a plurality of protrusions which are uniformly distributed on the reinforcing plate and used for increasing the pressure intensity of the mass concrete block when the hammering assembly strikes.

As another embodiment of the present application, the hammer assembly includes:

the hydraulic cylinder is arranged along the vertical direction and is provided with a hydraulic cylinder fixing end and a hydraulic cylinder telescopic end, and the hydraulic cylinder fixing end is fixedly arranged on the rack; and

and the knocking head is fixedly arranged on the telescopic end of the hydraulic cylinder and used for reciprocating along the vertical direction under the driving of the hydraulic cylinder so as to knock the large-volume concrete block in the accommodating cavity.

As another embodiment of the present application, the conveyor is a belt conveyor, and the height of the discharge end is higher than the height of the feed end.

As another embodiment of the present application, the crusher is a double roll crusher.

The concrete crushing device provided by the utility model has the beneficial effects that: compared with the prior art, the concrete crushing device is provided with the slidable auxiliary material box and the hammering assembly on the rack, the auxiliary material box can slide under the driving of the telescopic structure, and the hit crushed concrete blocks are sent into the discharging hopper. The slip of supplementary workbin is still convenient for the hammering subassembly and is beaten the wholely to the bulky concrete piece of holding intracavity, makes bulky concrete piece breakage be little bulky concrete piece, and then adapts to the breaker, can alleviate the manpower moreover, guarantees that the crushing work of concrete is high-efficient to go on. Moreover, the small-volume concrete blocks can be directly thrown into the discharging hopper, the large-volume concrete blocks and the small-volume concrete blocks are respectively loaded at different positions by the mode, and the working efficiency of concrete crushing work can be further improved. The conveyor can convey the small-volume concrete blocks to the crusher, and the small-volume concrete blocks are crushed by the crusher. The concrete crushing device provided by the utility model can be used for preprocessing large-volume concrete blocks so as to crush the large-volume concrete blocks into small-volume concrete blocks, is convenient to adapt to a crusher, can be used for improving the efficiency of concrete crushing work, and is strong in practicability.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a concrete breaking device provided in an embodiment of the present invention;

fig. 2 is a schematic structural diagram (hiding the transmission and the crusher) of the concrete crushing device provided by the embodiment of the utility model;

fig. 3 is a schematic structural diagram of a main view of an auxiliary material box of the concrete crushing device provided by the embodiment of the utility model;

in the figure: 10. a frame; 11. a sliding platform; 111. an arc-shaped guide part; 12. a guide groove; 13. feeding a hopper; 20. an auxiliary bin; 21. a box body; 22. a base plate; 221. a guide slider; 222. a reinforcing plate; 223. a protrusion; 30. a hammer assembly; 31. a hydraulic cylinder; 32. a knocking head; 40. a telescopic structure; 50. a conveyor; 60. a crusher.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1 to 3 together, a concrete crushing apparatus according to the present invention will now be described. The concrete crushing device comprises a frame 10, an auxiliary bin 20, a hammering assembly 30, a telescopic structure 40, a conveyor and a crusher 60. Wherein, the frame 10 is provided with a sliding platform 11 which is horizontally arranged; the direction of the sliding platform 11 for conveying the concrete block is a first direction; the rear end of the frame 10 in the first direction is provided with a discharge hopper 13 for placing small-volume concrete blocks. The auxiliary bin 20 is slidably disposed on the sliding platform 11 along a first direction, and has a receiving cavity for placing the large-volume concrete block. The hammering assembly 30 is disposed on the frame 10 and above the auxiliary bin 20, and is used for striking and breaking the large-volume concrete blocks in the accommodating cavity. The telescopic structure 40 has a fixed end fixed on the frame 10 and a telescopic end connected to the auxiliary bin 20 for pushing the auxiliary bin 20 to slide on the sliding platform 11 in a reciprocating manner and pushing the auxiliary bin 20 into the discharging hopper 13. The conveyor 50 is disposed behind the frame 10 in a first direction and has a feed end and a discharge end, the feed end being located below the lower hopper 13. The crusher 60 is disposed behind the conveyor 50 along the first direction and below the discharge end for receiving the small-volume concrete mass delivered by the conveyor assembly to crush the small-volume concrete mass.

The concrete crushing device provided by the utility model has the working principle that:

the staff at first classifies to the concrete piece that the volume size is different, directly drops into down hopper 13 with little volume concrete piece, and drops into the holding chamber in supplementary workbin 20 with bulky concrete piece. At this time, the telescopic structure 40 drives the auxiliary bin 20 to slide, and when the auxiliary bin 20 passes below the hammering assembly 30, the hammering assembly 30 works to directly blow the concrete blocks in the auxiliary bin 20, so that the concrete blocks with large volume are broken into concrete blocks with small volume. The telescopic structure 40 continuously pushes the auxiliary bin 20 to slide and horizontally separate from the sliding platform 11, and the broken small-volume concrete blocks in the auxiliary bin 20 enter the discharging hopper 13. The small-volume concrete blocks in the discharging hopper 13 leak into the conveyor 50, the conveyor 50 sends the small-volume concrete blocks to be treated into the crusher 60, and the small-volume concrete blocks are crushed.

It should be noted that, for the sliding of auxiliary bin 20 and the striking work of hammering assembly 30, when hammering assembly 30 strikes a mass of concrete, auxiliary bin 20 is at rest, i.e. auxiliary bin 20 slides towards lower hopper 13, intermittently.

The concrete crushing device provided by the utility model is also provided with a controller, and the controller is electrically connected with the telescopic structure 40, the hammering assembly 30, the conveyer 50 and the crusher 60.

The sliding platform 11 may be a rectangular surface, and when the sliding platform is a rectangular surface, the first direction may be a length direction thereof. And small volume concrete blocks may also be passed under hammer assembly 30 and pre-crushed.

Compared with the prior art, the concrete crushing device provided by the utility model has the advantages that the auxiliary material box 20 and the hammering assembly 30 are arranged on the rack 10 in a sliding manner, the auxiliary material box 20 can slide under the driving of the telescopic structure 40, and the hit crushed concrete blocks are conveyed into the discharging hopper 13. Supplementary workbin 20's slip is still convenient for hammering subassembly 30 and is beaten the bulky concrete piece of holding intracavity comprehensively and hit, makes bulky concrete piece breakage be little bulky concrete piece, and then adapts to breaker 60, can alleviate the manpower moreover, guarantees that the crushing work of concrete is high-efficient to go on. In addition, the small-volume concrete blocks can be directly thrown into the discharging hopper 13, and the large-volume concrete blocks and the small-volume concrete blocks are respectively fed at different positions in the mode, so that the working efficiency of concrete crushing work can be further improved. The conveyor 50 may convey small-volume concrete blocks into the crusher 60, which are crushed by the crusher 60. The concrete crushing device provided by the utility model can be used for preprocessing large-volume concrete blocks so as to crush the large-volume concrete blocks into small-volume concrete blocks, is convenient to adapt to the crusher 60, can be used for improving the efficiency of concrete crushing work, and is strong in practicability.

Referring to fig. 1 to 3 together, an auxiliary bin 20 includes a box 21 and a bottom plate 22. Wherein, the box body 21 has a cavity penetrating along the vertical direction, and the box body 21 is connected with the telescopic structure 40. The bottom plate 22 is slidably disposed on the sliding platform 11 and located below the box body 21, and the bottom plate 22 and the box body 21 jointly enclose to form an accommodating cavity with an upward opening. The bottom plate 22 is hinged to the box 21 to tilt open after being detached from the sliding platform 11, so that the small-volume concrete blocks crushed in the containing cavity can leak out to the discharge hopper 13. The upper end and the lower end of the box body 21 are provided with openings, the bottom plate 22 is buckled at the lower opening and is hinged with the bottom end of the side wall of the box body 21, which is close to the telescopic structure 40, and the bottom opening of the box body 21 can be opened through pitching rotation. This kind of structure can be convenient for box 21 and leave behind sliding platform 11, in time makes the holding intracavity by broken little volume concrete piece fall into hopper 13 down, does not need manual unloading, simple structure, the practicality is strong.

In this embodiment, the case 21 may be considered as a rectangular parallelepiped with a cavity formed therein. Because the box 21 is in a floating prevention state after being separated from the sliding platform 11. The horizontal direction perpendicular to the first direction is the second direction, and the box 21 is provided with slide bars along the two sides of the second direction, and the slide bars are arranged along the first direction. The sliding grooves matched with the sliding strips are formed in the rack 10, so that the sliding strips can be erected in a sliding mode, and the stability of the box body 21 during suspension can be guaranteed.

Referring to fig. 1 to 3 together, as a specific embodiment of the concrete crushing apparatus provided by the embodiment of the present invention, a guide groove 12 is provided along a first direction on a sliding platform 11. The lower plate surface of the bottom plate 22 is fixedly provided with a guide slide block 221 matched with the guide groove 12. The guiding sliding block 221 can ensure that the sliding direction of the auxiliary material box 20 on the sliding platform 11 is a straight line, and can prevent the hammering assembly 30 from hitting the auxiliary material box 20 due to sliding deviation.

Referring to fig. 1 to 3 together, as a specific implementation manner of the concrete crushing apparatus provided by the embodiment of the present invention, an arc-shaped guiding portion 111 is disposed at a tail end of the sliding platform 11 along the first direction, and is used for enabling the bottom plate 22 to be turned over and buckled at a bottom end of the box body 21 when the box body 21 returns to the sliding platform 11. Because when box 21 returns value slide bracket 11 on, bottom plate 22 need upwards overturn, and arc guide portion 111 can guarantee the bottom plate 22 steadily of upwards upset in-process, prevents the circumstances such as atress sudden change, simple structure, and the practicality is strong.

As a specific implementation manner of the concrete crushing device provided in the embodiment of the present invention, please refer to fig. 1 to 3, a reinforcing plate 222 is disposed on an upper plate surface of the bottom plate 22; a plurality of protrusions 223 are disposed on the reinforcing plate 222, and the plurality of protrusions 223 are uniformly distributed on the reinforcing plate 222 for increasing the pressure of the mass of concrete when the hammering assembly 30 strikes. Reinforcing plate 222 is detachable to be set up on bottom plate 22, is convenient for regularly to the maintenance change of reinforcing plate 222, and the arch 223 that sets up on the reinforcing plate 222 in addition can reduce with the area of contact of bulky concrete piece, and then guarantees to hit when hitting at hammering subassembly 30, and the crushing effect of bulky concrete piece can be guaranteed to increase and the pressure of bulky concrete piece, simple structure, and the practicality is strong.

Referring to fig. 1 to 3 together, a hammering assembly 30 includes a hydraulic cylinder 31 and a hammering head 33. The hydraulic cylinder 31 is disposed along the vertical direction, and has a fixed end of the hydraulic cylinder 31 and a telescopic end of the hydraulic cylinder 31, and the fixed end of the hydraulic cylinder 31 is fixedly disposed on the frame 10. The knocking head 33 is fixedly arranged at the telescopic end of the hydraulic cylinder 31 and used for reciprocating along the vertical direction under the driving of the hydraulic cylinder 31 so as to knock the large-volume concrete block in the accommodating cavity. The structure can reduce labor force, improve the working efficiency of mass concrete pretreatment, and has simple structure and strong practicability.

In this implementation, hammering subassembly 30 can be equipped with the multiunit, and multiunit hammering subassembly 30 sets up along the second direction interval, and this kind of structure can guarantee to carry out comprehensive breakage to the bulky concrete piece in the holding intracavity. The hydraulic cylinders 31 are all electrically connected with the controller.

Referring to fig. 1 to 3 together, a conveyor 50 is a belt conveyor, and a discharge end is located at a height higher than a height of a feed end. The belt conveyor has the advantages of large conveying capacity, simple structure, convenience in maintenance, part standardization and the like, and can facilitate the transfer of concrete blocks. Since the belt conveyor is a prior art, the specific structure thereof is not described in detail herein.

Referring to fig. 1 to 3 together, a concrete crushing apparatus according to an embodiment of the present invention is a double-roll crusher 60. The double-roll crusher 60 is a mechanical device for crushing materials by using extrusion force and grinding shear force generated by relative rotation of two sets of independently driven roll shafts. After the material gets into the broken chamber of machine, the material receives the meshing effect of rotation roller axle, makes the material forced to pass through between two rollers, receives the crowded roll and the shearing and grinding of roller axle simultaneously, and the material begins cracked promptly, and the tiny particle after cracking throws downwards along the rotatory tangent line of roller, through the clearance of two roller axles, and the large granule material that exceeds the clearance continues to be broken into the tiny particle and discharges. The double-roll crusher 60 can crush small-sized concrete blocks into finer pieces, and can facilitate the recycling of concrete. Since the twin-roll crusher 60 is a prior art, the detailed structure thereof will not be described in detail.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. Concrete breaker, its characterized in that includes:

2. The concrete breaking apparatus of claim 1, wherein the auxiliary bin comprises:

3. The concrete breaking apparatus of claim 2, wherein a guide groove is provided on the sliding platform along the first direction;

4. A concrete breaking apparatus as claimed in claim 3, wherein the rear end of the slide platform in the first direction is provided with an arcuate guide portion for enabling the base plate to be turned over and snap-fitted to the bottom end of the box body when the box body is returned to the slide platform.

5. The concrete breaking apparatus as claimed in claim 2, wherein the upper plate surface of the bottom plate is provided with a reinforcing plate; the reinforcing plate is provided with a plurality of protrusions which are uniformly distributed on the reinforcing plate and used for increasing the pressure intensity of the mass concrete block when the hammering assembly strikes.

6. The concrete breaking apparatus of claim 5, wherein the hammer assembly comprises:

7. A concrete breaking apparatus as claimed in claim 1, wherein the conveyor is a belt conveyor and the discharge end is at a higher elevation than the feed end.

8. A concrete breaking apparatus as claimed in claim 1, wherein the breaker is a twin roll breaker.