CN214052009U - Recycling system for reinforcing steel bars in concrete beam - Google Patents
Recycling system for reinforcing steel bars in concrete beam Download PDFInfo
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- CN214052009U CN214052009U CN202022377463.3U CN202022377463U CN214052009U CN 214052009 U CN214052009 U CN 214052009U CN 202022377463 U CN202022377463 U CN 202022377463U CN 214052009 U CN214052009 U CN 214052009U
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Abstract
The utility model relates to a recycling system for reinforcing steel bars in a concrete beam, which comprises a material conveying platform, a crusher, a rolling crusher and a main reinforcing steel bar shearing machine; the material conveying table, the crusher, the rolling crusher and the main steel bar shearing machine are sequentially arranged in a straight line; the conveying table is provided with a driving device; a crushing mechanism is arranged in the crusher and is used for crushing the concrete beam to be treated; the rolling device is a rolling knife capable of vertically reciprocating; and a main steel bar shearing machine is arranged behind the rolling crusher, the main steel bar shearing machine is a gantry type shearing machine, and the main steel bar shearing machine moves intermittently to shear the main steel bars in a fixed length and then outputs the main steel bars. The utility model carries out crushing and shearing on concrete blocks and stirrups with low recycling rate, and then the concrete blocks and the stirrups are output in a centralized way by a waste material output machine; and finally, the cleaned main reinforcing steel bars are cut off by a main reinforcing steel bar cutting machine according to requirements, and are recycled in a centralized manner, so that the utilization rate is improved.
Description
Technical Field
The utility model relates to a carry out breakage to concrete beam to cut as required main reinforcement in it, improve recycle's device.
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.
At present, some professional devices are used for crushing concrete beams, for example, a reinforced concrete beam pre-crushing device with a chinese patent publication No. CN107008560A, which is applied by the applicant before, i.e., a special working head is used to perform static pressure shearing and crushing on concrete, so that the concrete is crushed and dropped quickly, and separated from the internal reinforcing steel bars, thereby facilitating transportation and recycling of the reinforcing steel bars. The full-automatic concrete crushing device with the Chinese patent publication No. CN108499640A also adopts a hydraulic crushing mode to crush the concrete beam into small concrete blocks, and is convenient to process.
Chinese patent publication is CN 206566970U's a full-automatic concrete breaker of hydraulic pressure that realizes reinforcing bar recovery and recycle, on the broken basis of hydraulic pressure, still is equipped with the reinforcing bar and cuts out the device, cuts the reinforcing bar and cuts off, the recovery of the reinforcing bar of being convenient for.
However, as the main steel bars in the concrete beam have high strength and high value, if the main steel bars can be independently recycled, the recycling value can be improved; however, the existing crushing devices all focus on the crushing of concrete blocks, and do not effectively treat internal steel bars, and only can form disordered steel bar groups or steel bar crushed aggregates.
Therefore, a section of steel bar in the concrete beam, particularly a main steel bar is required to be cut off, the main steel bar is convenient to recycle, and the recycling rate is improved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a reinforcing bar recycle system in concrete beam to reach the maximize of reinforcing bar retrieval and utilization value.
In order to achieve the aim of the utility model, a system for recycling and reusing the reinforcing steel bars in the concrete beam is provided, which is characterized by comprising a material conveying table, a crusher, a rolling crusher and a main reinforcing steel bar shearing machine;
the material conveying table, the crusher, the rolling crusher and the main steel bar shearing machine are sequentially arranged in a straight line;
the conveying platform is provided with a driving device for conveying the concrete beam to be treated to a working area;
a crushing mechanism is arranged in the crusher and is used for crushing the concrete beam to be treated;
the rolling crusher is provided with a workbench, and the workbench is flush with the conveying surface of the conveying table; the workbench is provided with a rolling device;
the rolling device is a rolling knife capable of vertically reciprocating and comprises a rolling shaft, rolling seats are arranged at two ends of the rolling shaft, and a rolling rotary driving device is arranged on the outer side of each rolling seat; the rolling shaft is driven by the rolling rotary driving device to perform rotary motion; the rolling shaft is provided with a plurality of rolling blades; the rolling seat is arranged in a vertically arranged sliding guide rail and is connected with a vertically arranged reciprocating driving device;
and a main steel bar shearing machine is arranged behind the rolling crusher, the main steel bar shearing machine is a gantry type shearing machine, and the main steel bar shearing machine moves intermittently to shear the main steel bars in a fixed length and then outputs the main steel bars.
As the utility model discloses a further improvement, a plurality of the roll extrusion blade interval sets up, adjacent 2 clearance between the roll extrusion blade is greater than the cross-section maximum diameter of main reinforcement.
As a further improvement of the utility model, the rolling blade is divided into a plurality of blades along circumference.
As a further improvement of the present invention, the rolling crusher further comprises a flat pressing device, and the flat pressing device is arranged behind the rolling device; the flat pressing device is arranged in a vertical sliding guide rail, and a flat pressing telescopic device is arranged above the flat pressing device; the flat pressing device is moved up and down by a telescopic device.
Furthermore, the rolling crusher also comprises a rolling shear device, and the rolling shear device is positioned behind the flat pressing device;
the two sides of the rolling shear device are provided with rolling shear seats, and 2 rolling shear shafts are vertically arranged in the rolling shear seats; a plurality of rolling shear blades are distributed on the rolling shear shaft; the upper and lower 2 rolling shear blades on the rolling shear shaft are matched up and down to form a vertical shear port;
the end part of each rolling shear shaft is provided with a driving mechanism, and 2 rolling shear shafts can drive the rolling shear blades on the rolling shear shafts to rotate actively.
As a further improvement of the utility model, the device comprises a waste material output machine; the waste output machine comprises a collecting hopper and a material conveying belt;
the collecting hopper of the waste output machine is arranged right below the working platform of the rolling crusher; the working platform of the rolling crusher is a hollow plate;
the inlet of the material conveying belt is positioned below the aggregate bin; the material conveyer belt is arranged outwards.
As a further improvement of the utility model, the main steel bar shearing machine comprises a feed inlet, a shearing driving device, an upper cutter holder, an upper blade, a lower cutter holder and a lower blade;
the feed inlet is positioned at the feed end of the main steel bar shearing machine and is conical;
the shearing driving device is vertically arranged, and a driving end of the shearing driving device vertically extends and retracts; an upper knife holder is connected to a moving rod of the shearing driving device, and an upper blade is fixed at the tail end of the upper knife holder; a lower cutter holder is arranged below the shearing driving device, and a lower blade is fixed on the lower cutter holder;
the upper blade is driven by the shearing driving device and the upper blade holder to move towards the lower blade, and the upper blade and the lower blade move relatively to shear to cut off the main steel bars;
the shearing drive device moves intermittently.
Furthermore, the main steel bar shearing machine further comprises a discharging plate, and the discharging plate is arranged below a lower blade of the main steel bar shearing machine.
As a further improvement, the steel bar shearing machine is also provided with a main steel bar collecting machine which is positioned at the rear of the main steel bar shearing machine.
As a further improvement of the utility model, the crusher is provided with a main hydraulic cylinder and a shearing blade;
a piston rod of the main hydraulic oil cylinder is fixedly connected with the shearing blade, and the shearing blade is driven to vertically extend and retract by the extension and retraction movement of the piston rod; and a piston rod of the main hydraulic oil cylinder drives the shearing blade to intermittently press down.
Furthermore, the crusher is also provided with a main oil cylinder moving mechanism, and the main oil cylinder moving mechanism can drive the main oil cylinder to vertically move and stop at any height position.
The utility model discloses a system for recycling and reusing reinforcing steel bars in concrete beams, which crushes the concrete beams by a crusher; then further carrying out rolling crushing by a rolling crusher; the broken concrete blocks and the broken stirrups are output in a centralized manner by a waste output machine; and finally, the cleaned main reinforcing steel bars are cut off by a main reinforcing steel bar cutting machine according to requirements, and are recycled in a centralized manner, so that the utilization rate is improved.
The utility model discloses a reinforcing bar recycle system in concrete beam compares with prior art, has adopted automation equipment, carries out the efficient to the main reinforcement that recycle is worth the highest in the concrete beam breakage, disassembles, then concentrates the shearing, realizes high-efficient recycle, has improved the concrete beam and has got recycle ratio.
The utility model discloses a reinforcing bar recycle system in concrete beam adopts the design of modularization equipment, and it is convenient to make, assemble, and the routine maintenance is convenient and reliable.
Drawings
FIG. 1 is a schematic view of the overall structure of the system for recycling and reusing reinforcing bars in a concrete beam according to the present invention;
FIG. 2 is a schematic view of the crusher and the waste discharger of the present invention;
fig. 3 is a schematic structural view of the rolling crusher of the present invention;
fig. 4 is a schematic view of a partial structure of the rolling device of the present invention;
FIG. 5 is a front view of the roll shearing device of the present invention;
fig. 6 is a schematic structural view of the main steel bar shearing machine of the present invention;
reference numerals: the device comprises a concrete beam 1, a material conveying table 2, a crusher 3, a rolling crusher 4, a waste output machine 5, a main reinforcing steel bar shearing machine 6 and a main reinforcing steel bar collecting machine 7;
a workbench 41, a rolling device 42, a flat pressing device 43 and a rolling shear device 44;
a rolling shaft 421, a rolling seat 422, a rolling blade 423 and a rolling rotation driving device 424;
a roller shear seat 441, a roller shear shaft 442, a roller shear blade 443;
a feed port 61, a shearing driving device 62, an upper cutter holder 63 and an upper blade 64;
a lower knife holder 65, a lower blade 66 and a stripper plate 67.
Detailed Description
The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.
The utility model discloses the aim at of reinforcing bar recycle system in concrete beam carries out the concrete breakage with concrete beam 1, then takes out reinforcing bar wherein, especially clears up thin stirrup, remains thick main reinforcement, cuts as required main reinforcement, makes things convenient for recycle, improves recycle ratio.
As shown in fig. 1, for the utility model discloses the overall structure schematic diagram of steel bar recycling system in the concrete beam, including defeated material platform 2, crusher 3, roll crusher 4, waste material follower 5, main reinforcing bar shearing machine 6, main reinforcing bar collector 7.
The material conveying platform 2 is provided with a speed reducer and a conveying roller driven by a chain wheel and a chain, and can convey the concrete beam 1 to be treated placed on the material conveying platform to a working area, and the concrete beam is firstly conveyed into the crusher 3.
The crusher 3 is provided with a main hydraulic cylinder, a shearing blade, a wear-resistant workbench, a material baffle plate, a main cylinder moving mechanism and the like; the piston rod of the main hydraulic cylinder is fixedly connected with the shearing blade, the telescopic movement of the piston rod drives the shearing blade to move, the main cylinder moving mechanism comprises a speed reducer, a chain wheel and a chain, and the main cylinder moving mechanism has the function of driving the main cylinder to stop at any position for shearing and crushing concrete.
The crusher 3 is matched with the conveying platform 2, a piston rod of the main hydraulic oil cylinder drives the shearing blade to intermittently press down, and the concrete beam 1 is crushed section by section, so that the concrete is crushed into small blocks and stripped from the reinforcing steel bars.
Then, the crushed concrete beam 1 is input into the roll crusher 4;
a collecting hopper of the waste output machine 5 is arranged under the working table of the rolling crusher 4, and the collecting hopper is in an inverted cone shape, so that the materials can fall down conveniently after being concentrated; and a material conveying belt is arranged below the aggregate hopper and used for outputting the aggregated materials in a centralized manner.
The structure of the roll crusher 4 is shown in fig. 3, and a workbench 41 is arranged on the roll crusher; and a rolling device 42, a flat pressing device 43 and a rolling shear device 44 are sequentially arranged above the workbench.
The rolling device 42 includes a rolling knife, and is structurally shown in fig. 4, specifically, a rolling shaft 421, both ends of which are provided with rolling seats 422, and a rolling rotation driving device 424 is installed outside the rolling seats 422, for example, a hydraulic motor device may be used; a plurality of rolling blades 423 are arranged on the rolling shaft 421; the rolling blades 423 are arranged at intervals, and every two adjacent rolling blades 423 are in free oscillation, so that the main steel bars horizontally arranged can pass through without damage. The rolling shaft 421 is driven by the rolling rotation driving device 424 to rotate, the rotating speed is generally controlled to be 5-15r/min, the rolling blade 423 is circumferentially divided into a plurality of blades, and after the rolling shaft rotates, the function of crushing concrete blocks can be better achieved.
The rolling seat 422 is arranged in a vertically arranged sliding guide rail, and in the working process, the vertical movement and the completion of the rolling crushing function are realized by utilizing the telescopic or other forms of power moving devices of a hydraulic oil cylinder piston rod vertically arranged above, so that the crushing efficiency is improved; meanwhile, concrete blocks fixed on the reinforcing steel bars can be further crushed and peeled off from the reinforcing steel bars, the cracked concrete blocks and broken small hooping bars in the rolling process can fall into the collecting hopper of the waste output machine 5 from the gap of the workbench 41, and the crushed concrete is continuously sent out by the conveyor.
The rolling blade 423 adopts a split design to beat and crush the concrete blocks; simultaneously, the crushing device is combined with a lifting device, so that the crushing can be realized in the rolling striking process, and the crushing efficiency is improved.
The flat pressing device 43 is arranged behind the rolling device 42; the flat pressing device 43 is installed in a vertical sliding guide rail, a flat pressing telescopic device is arranged above the flat pressing device 43, such as a hydraulic oil cylinder or a power moving device in other forms, the vertical movement is realized through the extension and retraction of a piston rod of the hydraulic oil cylinder, the crushing is realized through flat pressing, the main steel bars and the remnants on the surfaces of the stirrups which are rolled are crushed again, the concrete remnants on the surfaces of the main steel bars and the stirrups are further removed, and the abrasion of a subsequent roller shear blade 443 is reduced.
Further, the main rebar and the stirrup enter the rolling shear device 44, as shown in fig. 5, the rolling shear device 44 is provided with rolling shear seats 441 on two sides, 2 rolling shear shafts 442 are vertically arranged in the rolling shear seats, and a plurality of rolling shear blades 443 are distributed on the rolling shear shafts 442; the rolling shear blades 443 on the upper and lower 2 rolling shear shafts 442 are matched up and down to form vertical shear openings; the end of the roller shear shaft 442 is provided with a driving mechanism, and 2 roller shear shafts 442 can drive the roller shear blade 443 thereon to actively rotate, so as to shear the material passing through the roller shear blade 443. A steel bar passing channel is formed between the upper and lower 2 rolling shear shafts 442 and is flush with the workbench 41, the steel bars gradually enter the steel bar passing channel, the horizontally arranged main steel bars can pass through spaces between the rolling shear blades 443 without damage, and the longitudinally arranged stirrups can be sheared and broken by the rolling shear blades 443.
After being sheared by the rolling shearing device 44, the main reinforcing steel bars are continuously conveyed to the main reinforcing steel bar shearing machine 6, and the sheared stirrup falls into the conveying hopper when leaving the rolling shearing device 44 and is continuously conveyed out along with the crushed materials.
As shown in fig. 6, the main rebar shearing machine 6 includes a feed port 61, a shearing driving device 62, an upper blade holder 63, an upper blade 64, a lower blade holder 65, a lower blade 66, and a stripper plate 67.
The feed inlet 61 is located at the feed end of the main steel bar shearing machine 6, the feed inlet 61 is conical, the opening of the feed end is large, and dispersed steel bars are concentrated by the conical feed inlet 61 and then input to a shearing work position.
The cutting driving device 62 is vertically arranged and can be driven by a hydraulic cylinder; an upper knife holder 63 is connected to a moving rod of the shearing driving device 62, and an upper blade 64 is fixed at the tail end of the upper knife holder; correspondingly, a lower tool apron 65 is arranged below the shearing driving device 62, a lower blade 66 is fixed on the lower tool apron 65, the upper blade 64 is driven by the shearing driving device 62 and the upper tool apron 63 to move towards the lower blade 66, the upper blade 64 and the lower blade 66 shear to cut off the main steel bars, and specifically, the shearing driving device 62 can act according to the required length of the main steel bars, so that the steel bars with the required length are obtained; during shearing, portions of the rebar slivers, particularly the stirrups that have been sheared off but remain on the main rebar, may fall further and slide out through the stripper plate 67 into a waste collection pit.
The sheared main reinforcing steel bars intensively enter the main reinforcing steel bar collecting machine 7, so that the main reinforcing steel bars are conveniently and intensively recycled.
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 (10)
1. The system for recycling the reinforcing steel bars in the concrete beam is characterized by comprising a material conveying table, a crusher, a rolling crusher and a main reinforcing steel bar shearing machine;
the material conveying table, the crusher, the rolling crusher and the main steel bar shearing machine are sequentially arranged in a straight line;
the conveying platform is provided with a driving device for conveying the concrete beam to be treated to a working area;
a crushing mechanism is arranged in the crusher and is used for crushing the concrete beam to be treated;
the rolling crusher is provided with a workbench, and the workbench is flush with the conveying surface of the conveying table; the workbench is provided with a rolling device;
the rolling device is a rolling knife capable of vertically reciprocating and comprises a rolling shaft, rolling seats are arranged at two ends of the rolling shaft, and a rolling rotary driving device is arranged on the outer side of each rolling seat; the rolling shaft is driven by the rolling rotary driving device to perform rotary motion; the rolling shaft is provided with a plurality of rolling blades; the rolling seat is arranged in a vertically arranged sliding guide rail and is connected with a vertically arranged reciprocating driving device;
and a main steel bar shearing machine is arranged behind the rolling crusher, the main steel bar shearing machine is a gantry type shearing machine, and the main steel bar shearing machine moves intermittently to shear the main steel bars in a fixed length and then outputs the main steel bars.
2. A concrete beam inner reinforcement recycling system according to claim 1, wherein a plurality of said rolling blades are spaced apart, and a gap between adjacent 2 of said rolling blades is larger than a maximum diameter of a section of a main reinforcement;
the rolling blade is divided into a plurality of blades along the circumferential direction.
3. A concrete beam inner reinforcement recycling system according to claim 1, wherein the roller crusher further includes a flat pressing device, the flat pressing device being disposed behind the rolling device; the flat pressing device is arranged in a vertical sliding guide rail, and a flat pressing telescopic device is arranged above the flat pressing device; the flat pressing device is moved up and down by a telescopic device.
4. A concrete beam inner reinforcement recycling system as recited in claim 3, wherein said roller crusher further comprises a roller shear device, said roller shear device being located behind said platen;
the two sides of the rolling shear device are provided with rolling shear seats, and 2 rolling shear shafts are vertically arranged in the rolling shear seats; a plurality of rolling shear blades are distributed on the rolling shear shaft; the upper and lower 2 rolling shear blades on the rolling shear shaft are matched up and down to form a vertical shear port;
the end part of each rolling shear shaft is provided with a driving mechanism, and 2 rolling shear shafts can drive the rolling shear blades on the rolling shear shafts to rotate actively.
5. A concrete beam reinforcing bar recycling system according to claim 1, including a scrap feeder; the waste output machine comprises a collecting hopper and a material conveying belt;
the collecting hopper of the waste output machine is arranged right below the working platform of the rolling crusher; the working platform of the rolling crusher is a hollow plate;
the inlet of the material conveying belt is positioned below the aggregate bin; the material conveyer belt is arranged outwards.
6. A concrete beam inner reinforcement recycling system according to claim 1, wherein the main reinforcement shearing machine includes a feed port, a shearing driving device, an upper blade holder, an upper blade, a lower blade holder, and a lower blade;
the feed inlet is positioned at the feed end of the main steel bar shearing machine and is conical;
the shearing driving device is vertically arranged, and a driving end of the shearing driving device vertically extends and retracts; an upper knife holder is connected to a moving rod of the shearing driving device, and an upper blade is fixed at the tail end of the upper knife holder; a lower cutter holder is arranged below the shearing driving device, and a lower blade is fixed on the lower cutter holder;
the upper blade is driven by the shearing driving device and the upper blade holder to move towards the lower blade, and the upper blade and the lower blade move relatively to shear to cut off the main steel bars;
the shearing drive device moves intermittently.
7. A concrete beam inner reinforcement recycling system according to claim 6, wherein the main reinforcement cutter further includes a stripper plate, the stripper plate being disposed below a lower blade of the main reinforcement cutter.
8. A concrete beam inner reinforcement recycling system according to claim 6, wherein a main reinforcement collector is further provided, the main reinforcement collector being located behind the main reinforcement cutter.
9. A concrete beam inner reinforcement recycling system according to claim 1, wherein the crusher is provided with a main hydraulic cylinder, a shear blade;
a piston rod of the main hydraulic oil cylinder is fixedly connected with the shearing blade, and the shearing blade is driven to vertically extend and retract by the extension and retraction movement of the piston rod; and a piston rod of the main hydraulic oil cylinder drives the shearing blade to intermittently press down.
10. A concrete beam inner reinforcement recycling system according to claim 9, wherein the crusher is provided with a main cylinder moving mechanism, and the main cylinder moving mechanism drives the main hydraulic cylinder to vertically move and stay at any height position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022377463.3U CN214052009U (en) | 2020-10-22 | 2020-10-22 | Recycling system for reinforcing steel bars in concrete beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022377463.3U CN214052009U (en) | 2020-10-22 | 2020-10-22 | Recycling system for reinforcing steel bars in concrete beam |
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| CN214052009U true CN214052009U (en) | 2021-08-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022377463.3U Active CN214052009U (en) | 2020-10-22 | 2020-10-22 | Recycling system for reinforcing steel bars in concrete beam |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115007603A (en) * | 2022-04-25 | 2022-09-06 | 江苏益铨数控科技有限公司 | Construction waste reinforcing bar packing apparatus with cut function |
-
2020
- 2020-10-22 CN CN202022377463.3U patent/CN214052009U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115007603A (en) * | 2022-04-25 | 2022-09-06 | 江苏益铨数控科技有限公司 | Construction waste reinforcing bar packing apparatus with cut function |
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