CN215506913U - Concrete beam crushing device - Google Patents

Abstract

The utility model relates to a concrete beam crushing device, which comprises a rack, a driving element, a crushing head and a material platform, wherein the driving element is arranged on the rack; the driving element is fixed at the upper part of the frame; the crushing head is fixed below the driving part of the driving element; a material platform is arranged at the lower part of the rack; the crushing head is composed of a plurality of mutually independent crushing columns, the upper parts of the crushing columns are fixed on the crushing seat, and the lower parts of the crushing columns are provided with crushing heads; the material platform is provided with a raised lower crushing piece; the lower crushing member is a raised columnar structural member or a strip structural member. The crushing head is provided with a plurality of crushing columns, can simultaneously contact with the concrete beam in a large area, and simultaneously crush or shear the concrete beam in one area, so that the crushing efficiency is improved; simultaneously, through lower crushing member, the overhead concrete beam on the one hand, on the other hand can be followed the below and broken or cut the concrete beam.

Description

Concrete beam crushing device

Technical Field

The utility model relates to a special device for extruding and crushing a concrete beam.

Background

When the concrete beam is crushed, the crusher is mainly adopted to impact and crush on the site at present, the environmental noise is very high, and the dust pollution is large, so that the concrete beam is transported to a centralized processing part to be crushed by large-scale equipment at present. The applicant has already applied for a reinforced concrete beam pre-crushing device such as chinese patent publication No. CN107008560A, which uses a hydraulic device to press a punch into a concrete beam for crushing.

However, the existing equipment has some defects, which result in low crushing efficiency, so that the equipment needs to be redesigned in order to improve the crushing efficiency of the concrete beam.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a concrete beam crushing device which can be used for efficiently crushing a concrete beam.

In order to achieve the purpose of the utility model, a concrete beam crushing device is provided, which is characterized by comprising a frame, a driving element, a crushing head and a material platform;

the driving element is fixed at the upper part of the frame;

the crushing head is fixed below the driving part of the driving element;

a material platform is arranged at the lower part of the rack;

the crushing head is composed of a plurality of mutually independent crushing columns, the upper parts of the crushing columns are fixed on the crushing seat, and the lower parts of the crushing columns are provided with the crushing heads.

As a further improvement of the utility model, the crushing column is integrally in a cone shape with a small lower section size and a large upper section size.

As a further improvement of the utility model, the crushing head arranged at the lower part of the crushing column is a crushing pointed cone head or a crushing blade.

Further, the crushing head of broken post includes 1 broken blade at least, broken blade is rectangular form blade structure, broken blade is on a parallel with the feed direction of concrete beam.

As a further improvement of the utility model, the material platform is provided with a raised lower crushing member.

Further, the number of the lower crushing members is more than 2.

Further, the lower crushing member is a convex columnar structural member or a convex strip structural member.

Still further, the strip-shaped lower crushing member is parallel to the feeding direction of the concrete beam to be crushed.

Further, the crushing column is longitudinally spaced from the lower crushing member.

Still further, the lower crushing member consists of a lower crushing member base body and a lower crushing member wear-resistant head;

the lower crushing member base body is fixed on the material platform plane;

and a lower crushing member wear-resistant head is arranged above the lower crushing member base body.

Further, the top section of the wear-resistant head of the lower crushing member is arc-shaped.

When the concrete beam crushing device is used, a lower crushing piece on the material platform suspends a concrete beam to be crushed, at the moment, the crushing head is driven by the driving element to be guided by the guide part and vertically move towards the material platform and the concrete beam, and the end part of a crushing column on the crushing head is inserted into the concrete beam after contacting with the concrete beam to extrude and crush the concrete beam; the crushing head is provided with a plurality of crushing columns, can simultaneously contact the concrete beam in a large area, and simultaneously crush the concrete beam in one area, so that the crushing efficiency is improved; meanwhile, the lower crushing piece facilitates that the crushing column can vertically penetrate through the whole concrete beam, so that the concrete beam is completely crushed in the vertical direction, and the crushing effect is further improved; under the drive of the driving element, the lower crushing piece on the material platform can also be pressed into the concrete beam from the lower part of the concrete beam, so that the concrete beam is crushed up and down simultaneously, and the crushing efficiency is further improved. In addition, the long-strip-shaped crushing blade can cut into the concrete beam to cut off the concrete beam in the downward pressing process, and can cut and shear the stirrups in the concrete beam in the downward cutting process of the crushing blade; the concrete beam can be crushed into finer blocks and particles by adopting the crushing knife.

The concrete beam crushing device is simple in structure, and can effectively improve the crushing efficiency and the crushing effect of the concrete beam.

Drawings

Fig. 1 is a schematic view of the overall structure of a concrete beam crushing apparatus according to the present invention;

FIG. 2 is a schematic structural view of a crushing head of the concrete beam crushing apparatus according to the present invention;

FIG. 3 is a schematic view showing the arrangement of crushing heads of the concrete beam crushing apparatus according to the present invention;

fig. 4 is a front view of a material table of the concrete beam crushing apparatus according to the present invention;

FIG. 5 is a schematic view showing the construction of a lower crushing member of the concrete beam crushing apparatus according to the present invention;

FIG. 6 is a schematic view of another arrangement of crushing heads of the concrete beam crushing apparatus of the present invention;

reference numerals: a concrete beam A; the device comprises a frame 1, a driving element 2, a crushing head 3, a material platform 4 and a guide component 5;

a crushing base 31, a crushing column 32; a crushing blade 33;

a lower crushing member 41, a lower crushing member base 411, a lower crushing member wear head 412; and a guide wheel 51.

Detailed Description

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

As shown in fig. 1, the concrete beam crushing device of the utility model adopts hydraulic drive to vertically insert the crushing column into the concrete beam, and realizes the crushing of concrete blocks in one area through multi-point extrusion or shearing.

The utility model relates to a concrete beam crushing device, which mainly comprises a frame 1, a driving element 2, a crushing head 3, a material platform 4 and a guide part 5; the driving element 2 is fixed on the upper part of the frame 1, and the driving element 2 can adopt a hydraulic cylinder; the crushing head 3 is fixed below the driving part of the driving element 2; a material platform 4 is arranged at the lower part of the frame 1; the material platform 4 is provided with a concrete beam A to be processed, and the driving element 2 drives the crushing head 3 to move towards the material platform 4 to crush the concrete beam A.

The improvement of the utility model is that the crushing head 3 is composed of a plurality of mutually independent crushing columns 32, the upper parts of the crushing columns 32 are fixed on a crushing seat 31, the crushing columns 32 are cylindrical, and the lower part of the crushing heads, shown as a conical head, can be conveniently inserted into a concrete beam A for crushing. The crushing column 32 may be a square column, a triangle, etc., but it is preferable that a special crushing head, such as a wedge or a blade, is provided at a lower portion thereof in order to reduce an insertion force and improve an efficiency of inserting into the concrete.

Further, as shown in fig. 2, the whole crushing column 32 is also in a conical shape with a small lower section size and a large upper section size, so that the upper and lower sizes are inconsistent after the crushing column 32 is inserted, and the whole crushing column 32 is not easy to be clamped by concrete materials, so that the crushing column cannot be pulled out.

As a further improvement of the utility model, in order to fully crush the concrete beam a, a plurality of convex lower crushing pieces 41 are arranged on the material platform 4; the lower crushing member 41 may be a separate column-shaped structure like the crushing column 32, or may be a bar-shaped structure.

The one side effect of lower crushing piece 41 is for making somebody a mere figurehead concrete beam A on material platform 4, when carrying out the breakage, the tip of broken post 32 can run through concrete beam A downwards, enters into the plane that lower crushing piece 41 belongs to thoroughly break up concrete beam A to vertical direction, improves crushing efficiency.

Another aspect of the lower crushing member 41 is that, by properly designing the shape of the lower crushing member 41 and adjusting the downward pressure of the driving member 2, when crushing is performed, the crushing column 32 presses down the concrete beam a, and the concrete beam a presses down the lower crushing member 41, and when the pressure is sufficiently large, the lower crushing member 41 crushes the concrete beam a from the bottom thereof, and then is inserted into the concrete beam a up and down at the same time, thereby greatly improving the crushing efficiency.

As shown in fig. 3, by reasonably arranging the positions of the crushing column 32 and the lower crushing member 41, the crushing column 32 and the lower crushing member 41 are longitudinally arranged at intervals, and through one-time operation, the crushed particles of the concrete beam a can be small enough to meet the size requirement of the discharged particles at one time.

As shown in fig. 4 and 5, in order to improve the reliability of the lower crushing member 41, the lower crushing member 41 may be composed of 2 parts, including a lower crushing member base 411 and a lower crushing member wear head 412; the lower crushing member base 411 is made of a common material or a pressure-resistant material and plays a supporting role; a lower crushing member wear-resistant head 412 is arranged above the lower crushing member base 411, and the lower crushing member wear-resistant head 412 is made of a wear-resistant material, so that a better wear-resistant effect can be achieved; the top of the wear-resistant head 412 of the lower crushing member is arc-shaped, so that the contact area is reduced, the stress concentration position is also reduced, and the feeding sliding of the concrete beam A and the pressure bearing and crushing in the crushing process are facilitated. The lower crusher wear head 412 may be welded to the lower crusher base 411; and the fixing part can also be fixed by adopting a fastening part, so that the later maintenance, the disassembly and the replacement are convenient.

The lower crushing member wear-resistant head 412 can be designed into different shapes according to the sizes and crushing requirements of different concrete beams A so as to meet different working condition requirements; the radian of the top of the wear-resistant head 412 of the lower crushing member is large, so that the wear-resistant head mainly plays a supporting role and is suitable for crushing a concrete beam A with relatively small thickness; the radian of the top of the wear-resistant head 412 of the lower crushing member is small, so that the wear-resistant head mainly plays a role of lower crushing and is suitable for crushing a concrete beam A with relatively large thickness.

As shown in fig. 6, the crushing head of the crushing column 32 may also be partially provided with a long-strip-shaped blade to form a crushing knife 33, according to the requirement, in this embodiment, the crushing head located in the middle is provided with the crushing knife 33, that is, the crushing head adopts a mode of combining a crushing pointed cone head and the crushing blade; the crushing cutter 33 is parallel to the length direction of the concrete beam, the set length is relatively long, and the crushing cutter preferably penetrates through the side face of the concrete beam in the whole area to be crushed, so that the crushing cutter 33 can cut into the concrete beam and cut off the concrete beam in the downward pressing process, and simultaneously, stirrups in the concrete beam can be cut and sheared in the downward cutting process of the crushing cutter 33; the concrete beam can be crushed into finer blocks and particles by the crushing blade 33. Because the concrete beam is an object with higher hardness, the lower crushing pieces 41 can be arranged in parallel with the crushing knives 33 at intervals, and the shearing and crushing of most structures of the concrete beam can also be realized; however, in order to shear the lower portion of the concrete beam, particularly the lower stirrup, the lower crushing member 41 corresponding to the crushing blade 33 may be disposed below the crushing blade 33, and a blade structure is also adopted, and the upper and lower blades cooperate to form a structure similar to a gantry shear, so that the stirrup and the like can be better sheared.

In some cases, the crushing head of the crushing column 32 may also be a crushing blade, and a larger upper crushing range may be achieved with the crushing blade than with a crushing cone head, but the corresponding crushing force is also required to be higher.

The crushing column 32 of the present invention may be a crushing point cone (as shown in fig. 3), a crushing point cone and a crushing blade in a crossed combination (as shown in fig. 6), or a crushing blade, and may be adjusted according to the specific characteristics of the concrete beam to be crushed.

The concrete beam crushing device can be used for crushing a concrete beam A into blocks and also can be used for crushing a long concrete beam A; for carrying out the breakage to rectangular concrete beam A, material platform 4 needs the longer of design for the rectangular concrete beam A of bearing, and broken head 3 is then installed one side top of material platform 4 promotes the concrete beam A on the material platform 4 through blevile of push, carries out the breakage to concrete beam A section by section through broken head 3. For pushing and discharging materials, the lower crushing members 41 are preferably elongated and parallel to the feeding direction of the concrete beam a to be crushed, and the crushed materials can be conveniently discharged along the longitudinal direction of the lower crushing members 41 without being stuck on the lower crushing members 41 or between the adjacent lower crushing members 41.

According to the utility model, the guide component 5 is arranged above the crushing head 3, the guide component 5 comprises a plurality of guide wheels 51, the guide wheels 51 are matched with the frame 1 to guide the vertical movement of the crushing head 3, and the problem that the crushing head 3 deflects to influence the crushing reliability and safety because the crushing head 3 has a large section size and a plurality of crushing columns 32 are not stressed uniformly is avoided.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims (10)

1. The concrete beam crushing device is characterized by comprising a rack, a driving element, a crushing head and a material platform;

the driving element is fixed at the upper part of the frame;

the crushing head is fixed below the driving part of the driving element;

a material platform is arranged at the lower part of the rack;

the crushing head is composed of a plurality of mutually independent crushing columns, the upper parts of the crushing columns are fixed on the crushing seat, and the lower parts of the crushing columns are provided with crushing heads.

2. A concrete beam breaking apparatus as recited in claim 1, wherein the breaking columns are generally tapered with a smaller lower cross-sectional dimension and a larger upper cross-sectional dimension.

3. A concrete beam crushing apparatus as claimed in claim 1, wherein the crushing head provided at the lower portion of the crushing column is a crushing point cone or a crushing blade.

4. A concrete beam breaking apparatus as claimed in claim 3, wherein the breaking head of the breaking column includes at least 1 breaking blade of an elongated blade configuration, the breaking blade being parallel to the feed direction of the concrete beam.

5. A concrete beam breaking apparatus as claimed in claim 1, wherein a raised lower breaking member is provided on the platform.

6. A concrete beam breaking apparatus as claimed in claim 5, wherein there are more than 2 lower breaking members.

7. A concrete beam breaking apparatus as claimed in claim 5, wherein the lower breaking member is a raised columnar structure or a raised strip structure.

8. A concrete beam breaking apparatus as claimed in claim 5, wherein the breaking columns are longitudinally spaced from the lower breaking member.

9. A concrete beam breaking apparatus as claimed in claim 4, wherein said lower breaker member is comprised of a lower breaker member base, and a lower breaker member wear head;

the lower crushing member base body is fixed on the material platform plane;

and a lower crushing member wear-resistant head is arranged above the lower crushing member base body.

10. A concrete beam breaking apparatus as recited in claim 9, wherein said lower breaker member wear head is arcuate in top cross-section.

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