CN218078243U

CN218078243U - Rolling shear crusher

Info

Publication number: CN218078243U
Application number: CN202222040659.2U
Authority: CN
Inventors: 胡品龙; 胡立峰; 陈洪; 符杰; 沈玉兴; 顾成康; 顾佳伟; 赵祺; 陈聪; 齐超
Original assignee: Jiangsu Huahong Technology Co Ltd
Current assignee: Jiangsu Huahong Technology Co Ltd
Priority date: 2022-08-03
Filing date: 2022-08-03
Publication date: 2022-12-20
Anticipated expiration: 2032-08-03

Abstract

The utility model relates to a roller shear crusher, which comprises a roller shear crushing working part and a rolling crushing working part in sequence; the rolling shear crushing working part comprises an upper rolling shear device and a lower rolling shear device; the upper rolling shear device and the lower rolling shear device are both provided with a rotary rolling shear shaft with a rolling shear blade; the rolling and crushing working part comprises an upper press roller device and a lower press roller device; the upper compression roller device and the lower compression roller device are provided with compression rollers; at least 1 of the press rolls is connected to a rotary drive element. The utility model firstly utilizes a pair of rolling shear blades of the rolling shear crushing working part to cut the stirrups of the concrete beam along the axial direction of the main reinforcing steel bar, and simultaneously strikes and crushes the concrete blocks; then inputting the concrete into a rolling crushing working part, rolling the upper and lower directions of the main reinforcing steel bars through a narrow rolling channel, and finally completely crushing the concrete blocks attached to the main reinforcing steel bars to only leave the main reinforcing steel bars; the clean main reinforcing steel bars can be obtained more efficiently so as to be recycled in a centralized way.

Description

Rolling shear crusher

Technical Field

The utility model relates to a roller shear breaker especially carries out the broken roller shear breaker of degree of depth to the concrete beam.

Background

In the construction field, concrete beams are often used, as they are generally formed by binding reinforcing bars as internal supports, then pouring concrete and setting. When the building is dismantled, the concrete beam is difficult to be broken by common demolition equipment due to its firm structure. For the crushing of the concrete beam, the applicant has applied and disclosed some special devices, such as a reinforced concrete beam pre-crushing device with chinese patent publication No. CN107008560A, a reinforced concrete beam pre-crushing device with chinese patent publication No. CN206838270U, a method and a device for recovering main reinforcing steel bars in a concrete beam with chinese patent publication No. CN112547752A, a roller shear type concrete beam internal reinforcing steel bar crushing method and a device with chinese patent publication No. CN112324182A, and a concrete beam crushing device with chinese patent publication No. CN215506913U, through linkage of a plurality of devices, the concrete beam is crushed, concrete is stripped from the reinforcing steel bars, especially the coarse main reinforcing steel bars are cleaned, and then the main reinforcing steel bars are recycled, so that the concrete beam is broken and detached, transportation is facilitated, the reinforcing steel bars in the concrete beam are recovered, especially the main reinforcing steel bars are treated and collected separately, the recycling rate is improved, and the economic benefit is increased.

At present, in addition to the mode of extrusion and stamping, the whole concrete beam is crushed, a roller shear crushing mechanism is also introduced, the crushed concrete beam is further crushed, particularly, stirrups are cut along the direction of main reinforcing steel bars, and concrete blocks around the main reinforcing steel bars are crushed, so that a complete main reinforcing steel bar is obtained; a concrete beam internal reinforcement rolling device with the Chinese patent publication number of CN214052008U and a concrete beam internal reinforcement rolling crusher with the Chinese patent publication number of CN214052010U, namely, relevant equipment.

However, the crushing efficiency is still low, so that the mechanism needs to be further improved to improve the crushing efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a roller shear breaker carries out further roller shear to the concrete beam after the breakage in advance and handles, improves crushing efficiency, obtains cleaner main reinforcement.

In order to achieve the purpose of the utility model, the utility model provides a roller shear crusher, which comprises a roller shear crushing working part and a rolling crushing working part in sequence;

the rolling shear crushing working part comprises an upper rolling shear device and a lower rolling shear device;

the upper rolling shear device and the lower rolling shear device are both provided with a rotary rolling shear shaft with a rolling shear blade;

the rolling shear blades of the upper rolling shear device and the lower rolling shear device are arranged in a staggered mode and are overlapped in the vertical direction, and a main steel bar channel is formed between every two transversely adjacent rolling shear blades;

the bearing blocks on the two sides of the upper rolling shear device are integrally and movably arranged at the output end of the rolling shear driving element up and down;

the rolling and crushing working part comprises an upper press roller device and a lower press roller device;

the upper compression roller device and the lower compression roller device are provided with compression rollers; at least 1 of the press rolls is connected to a rotary drive element;

the upper compression roller device and the compression roller of the lower compression roller device are arranged oppositely, and a main steel bar channel is arranged in the vertical direction;

and bearing seats on two sides of the upper compression roller device are integrally and movably arranged at the output end of the compression driving element up and down.

As a further improvement of the present invention, the upper rolling shear device and the lower rolling shear device have rolling shear blades arranged at intervals in the circumferential direction.

As a further improvement of the utility model, a material shaking dial wheel before rolling is arranged between the lower rolling shear device and the lower press roll device;

the material shaking shifting wheel before rolling comprises a rotating roller and a shifting block;

the rotating roller is a straight roller and is parallel to a rotating shaft of the lower rolling shear device;

more than 1 shifting block is arranged on the outer side of the rotating roller, and the shifting blocks are arranged in a protruding mode;

and a material shaking driving disc is arranged at the at least one end of the material shaking dial wheel before rolling and is connected with an output shaft of the rotary driving motor.

Further, the outside equipartition of rotatory roller is equipped with 3 shifting blocks.

Further, the material shaking driving disk of the material shaking dial wheel before rolling is connected with the rolling driving disk arranged at the compression roller end of the lower compression roller device.

As a further improvement of the utility model, the upper compression roller device comprises a rolling beam, and the upper compression roller is arranged at the lower part of the rolling beam; and the two sides of the upper part of the rolling beam are provided with the pressing driving elements.

The utility model discloses a roller shear crusher, which is provided with a roller shear crushing working part and a rolling crushing working part; firstly, cutting a stirrup of a concrete beam open along the axial direction of a main reinforcing steel bar by using a pair of rolling shear blades of a rolling shear crushing working part, and beating and crushing a concrete block; the rolling shear crushing working part can be clamped up and down according to requirements, and the concrete block is crushed through extrusion; then, the crushed concrete blocks and stirrups are shaken off by using a shaking material shifting wheel before rolling; then the concrete is input into a rolling crushing working part, and the upper and lower directions of the main reinforcing steel bars are rolled through a narrow rolling channel, so that the concrete blocks attached to the main reinforcing steel bars are finally and completely crushed, and only the main reinforcing steel bars are left.

The utility model discloses a roller shear breaker compares with current roller press breaker, and roller shear crushing efficiency is higher, and finally adopts a pair of upper and lower compression roller to carry out the mode of butt clamp, thoroughly clears away the concrete piece on the main reinforcement totally, and high-efficient must obtain clean main reinforcement more to concentrate recycle.

Drawings

FIG. 1 is a schematic view of the overall structure of a device for crushing and recovering reinforcing steel bars in a concrete beam;

FIG. 2 is a schematic view of the overall structure of the rolling shear crusher of the present invention;

FIG. 3 is a schematic structural view of a crushing work part of the roller shear of the present invention;

fig. 4 is a schematic structural view of the material shaking dial wheel before rolling of the present invention;

fig. 5 is a schematic structural view of the rolling crushing working part of the present invention;

FIG. 6 is a bottom view of the roller shear crusher of the present invention;

reference numerals: the device comprises a conveying line 1, a delivery device 2, a crusher 3, a material shaking device 4 and a rolling shear crusher 5;

an upper rolling shear device 51 and a lower rolling shear device 52;

an upper roller shear blade 511, an upper roller shear rotation drive element 512, a roller shear drive element 513;

a lower roller shear blade 521, a lower roller shear rotational drive element 522;

a material shaking dial wheel 53 before rolling; a rotating roller 531, a dial block 532, a shaking drive disk 533;

a rolling device 54, a lower press roller 55; a rolling beam 541, an upper rolling roller 542, and a rolling driving element 543.

Detailed Description

The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.

As shown in fig. 1, the overall structure of the device for crushing and recycling the reinforcing steel bars in the concrete beam is improved based on the existing roller shear crusher for the reinforcing steel bars in the concrete beam, the concrete beam is crushed, the reinforcing steel bars are taken out, especially, the thin stirrups are cut off and cleaned, the thick main reinforcing steel bars are reserved, the recycling is convenient, and the recycling rate is improved; the whole machine sequentially comprises a conveying line 1, a delivery device 2, a crusher 3, a material shaking device 4 and a rolling shear crusher 5.

The utility model discloses a roll-shear breaker mainly improves wherein roll-shear breaker 5, as shown in fig. 2, including roll-shear crushing work portion and roll extrusion crushing work portion.

The roller shear crushing working part is provided with a lower roller shear device 52 on the basis of the original upper roller shear device 51; as shown in fig. 3, the upper rolling shear device 51 still includes a plurality of upper rolling shear blades 511 mounted on the upper rolling shear shaft at intervals, an upper rolling shear rotation driving element 512 is disposed at one end of the upper rolling shear shaft, and bearing blocks at two sides of the upper rolling shear shaft are integrally and movably mounted at an output end of the rolling shear driving element 513 up and down. As shown in fig. 3, the lower rolling shear device 52 includes a plurality of lower rolling shear blades 521 mounted on a lower rolling shear shaft at intervals, and a lower rolling shear rotation driving element 522 is disposed at one end of the lower rolling shear shaft to drive the lower rolling shear shaft to relatively rotate with respect to the upper rolling shear shaft. The upper rolling shear blade 511 and the lower rolling shear blade 521 are arranged in a staggered mode to make way of the main reinforcing steel bar channel. The rolling shear driving element 513 can drive the whole upper rolling shear device 51 to move towards the lower rolling shear device 52, and through the combination of the extrusion movement and the rolling shear movement, the concrete blocks on the two sides of the main steel bar are fully crushed. The roller shear crushing working part can cut off stirrups in the concrete beam through the rotating blade, and main reinforcing steel bars are left to pass through without damage.

The upper rolling shear blade 511 and the lower rolling shear blade 521 are blades arranged at intervals in the circumferential direction; the non-whole-circle arrangement is adopted, so that the concrete block and the stirrup can be beaten and cut by the end part of the blade.

The rolling shear crushing working part still remains the rolling shear driving element 513, and can drive the whole upper rolling shear device 51 to perform lifting motion, so that feeding is facilitated, and the cutter shaft of the upper rolling shear blade 511 can be driven to press the lower rolling shear device 52 for extrusion crushing. Through last slitting roller 51 with lower slitting roller 52 cooperation, form the broken work portion of slitting roller can follow the main reinforcement, with the bold concrete piece breakage, through the rotation of blade, cuts off the stirrup simultaneously.

The rolling and crushing working part is used for further processing the residual concrete blocks on the main reinforcing steel bars after the rolling and shearing are crushed; firstly, at least 1 group of shaking material dial wheels 53 before rolling is included, shaking is applied to the residual concrete beam, and the crushed concrete blocks are shaken off and then input into a rolling cavity; the material shaking dial wheel 53 before rolling comprises a rotating roller 531 which is a straight roller and is parallel to the rotating shaft of the upper rolling shear device 51 or the lower rolling shear device 52 of the rolling shear crushing working part, as shown in fig. 4; more than 1 shifting block 532 is arranged on the outer side of the rotating roller 531, the shifting blocks 532 are arranged in a protruding mode, under the rotating driving of the rotating roller 531, the crushed concrete beam on the shifting blocks can be driven to move to the next process along a fluctuating track, and in the fluctuating process of the concrete beam, downward impact force can be generated intermittently, so that the crushed concrete blocks clamped in the middle can fall out.

The number of the shifting blocks 532 arranged on the material shaking shifting wheel 53 before rolling can be 1, 2 or 3; however, it is not preferable to use more than 3 in this embodiment, and if the setting is too much, the shifting blocks 532 are connected in the height direction, and the concrete beam cannot move up and down enough, and further cannot reach enough intermittent downward impact force.

At least one end of the material shaking dial wheel 53 before rolling is provided with a material shaking drive disk 533, which is a chain wheel disk in the figure of the present embodiment, and finally, the material shaking drive disk and the chain wheel disk are connected to an output shaft of the drive motor 534 together (as shown in fig. 6); adopt sprocket dish, chain structure, can transmit bigger moment, chain structure operation is more reliable and more stable simultaneously, is difficult for being smashed by the concrete piece that falls to split, damage.

An upper press roller device 54 is arranged above the rolling crushing working part, and a lower press roller device 55 is arranged below the rolling crushing working part;

as shown in fig. 5, the upper pressing roller device 54 includes a pressing beam 541, an upper pressing roller 542 disposed at a lower portion thereof, and pressing driving elements 543 disposed at two sides of an upper portion thereof;

the lower press roll device 55 mainly comprises a lower press roll 551; the upper pressing roller 542 and the lower pressing roller 551 are arranged oppositely in the vertical direction and are arranged straightly and parallelly; a rolling driving disc 553 is arranged at least one end of the lower pressing roller 551 and is connected to a rotary driving element; in this embodiment, the material shaking dial wheel 53 may be connected to the material shaking dial wheel before rolling for synchronous rotation (as shown in fig. 6).

The pressing driving element 543 drives the pressing beam 541 to press down, so that the residual concrete beam is pressed between the upper pressing roller 542 and the lower pressing roller 551, and the concrete is rolled by the relative rotation of the upper and lower pressing rollers, so that the concrete on the main reinforcing steel bar is thoroughly crushed.

While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the invention is not limited to the embodiments disclosed, but is capable of numerous equivalents and substitutions without departing from the spirit of the invention, and such equivalents and substitutions are intended to be included within the scope of the invention as defined by the appended claims.

Claims

1. The rolling shear crusher is characterized by sequentially comprising a rolling shear crushing working part and a rolling shear crushing working part;

the rolling and crushing working part comprises an upper pressing roller device and a lower pressing roller device;

the upper compression roller device and the lower compression roller device are provided with compression rollers; at least 1 of the press rollers is connected to a rotary drive element;

2. The roller shear crusher of claim 1 wherein the roller shear blades of the upper roller shear device and the lower roller shear device are circumferentially spaced blades.

3. The roller shear crusher of claim 1 wherein a pre-roll shaking paddle wheel is provided between said lower roller shear means and said lower pinch roller means;

and a material shaking driving disc is arranged at the start end of the material shaking dial wheel before rolling, and the material shaking driving disc is connected with an output shaft of a rotary driving motor.

4. A roller shear crusher as in claim 3, wherein 3 blocks are uniformly provided outside the rotating roller.

5. The roller shear crusher of claim 3 wherein the material shaking drive disk of the material shaking paddle wheel prior to rolling is connected to the rolling drive disk disposed at the roller end of the lower roller assembly.

6. The roller shear crusher of claim 1, wherein said upper roll means comprises a roll beam, said upper roll being mounted on a lower portion of said roll beam; and the two sides of the upper part of the rolling beam are provided with the pressing driving elements.