CN112387750A - House removal reinforcing bar explains splitter - Google Patents
House removal reinforcing bar explains splitter Download PDFInfo
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- CN112387750A CN112387750A CN202011146652.8A CN202011146652A CN112387750A CN 112387750 A CN112387750 A CN 112387750A CN 202011146652 A CN202011146652 A CN 202011146652A CN 112387750 A CN112387750 A CN 112387750A
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- separating
- driving
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- reinforcing steel
- separation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE
- B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
Abstract
The invention discloses a cracking and separating device for a house removal reinforcing steel bar, which comprises a conveying device, a separating machine body and an output device, wherein the conveying device is connected with the separating machine body; the conveying mechanism is used for conveying the blocky mixture to the separating machine body; the separator body comprises a separation frame and a separation cylinder, wherein a first driving mechanism, a separation mechanism and an attachment removing device are arranged in the separation cylinder; the first driving mechanism is used for driving the blocky mixture to move in the separating cylinder; the separating mechanism breaks and separates the large concrete on the massive mixture; the attachment removing mechanism further makes the reinforcing steel bars go through repeated bay areas up and down, so that the attached attachments on the surface are further separated; the output device comprises an output conveyor belt arranged below the discharge hopper and a storage rack which is arranged at the discharge port and used for storing reinforcing steel bars. Through the setting, the work of separating the reinforcing steel bar from the concrete can be efficiently and quickly completed, and the attachments on the surface of the reinforcing steel bar can be well taken out, so that the reinforcing steel bar is more convenient to recycle.
Description
Technical Field
The invention relates to the field of construction waste recovery, in particular to a device for cracking and separating house removal reinforcing steel bars.
Background
The construction waste is classified according to composition components, and can be divided into slag, concrete blocks, broken stones, broken bricks and tiles, waste mortar, slurry, asphalt blocks, waste plastics, waste metals, waste bamboo and wood and the like. With the gradual and rapid development of urbanization construction and the establishment of a large amount of infrastructure, the quantity of construction waste is more and more huge.
However, the construction waste is not real waste, but "gold" in a place is misplaced, and most of the construction waste can be reused as a renewable resource after being sorted, removed or crushed.
The reinforced concrete is used as a mixture of the steel bars and the concrete, belongs to a mixture of different types of garbage in the removed garbage, can be effectively utilized after being separated, and the waste steel bars can be used for reprocessing and manufacturing steel products with various specifications; the waste concrete can be used for replacing sand after being crushed, and can be used for building mortar, plastering mortar and the like, and can also be used for manufacturing building material products such as paving bricks, lattice bricks and the like, so that the separation of the reinforced concrete has important significance for the recycling of the reinforced concrete.
In order to solve this problem, a reinforced concrete separating apparatus is proposed in utility model patent publication No. CN 210411872U. The reinforced concrete separating equipment can respectively separate reinforced concrete mixtures and cut reinforcing steel bars through the crushing rollers and the cutting wheels in the working area, and then collect the reinforcing steel bars under the action of the screening plates in the material distribution area.
However, the above-mentioned separating apparatus has difficulty in completely cleaning the surface of the reinforcing bars of the attached matter, and thus, improvement is required.
Disclosure of Invention
The invention aims to provide a steel bar cracking and separating device for house removal, which can efficiently and quickly complete the work of separating steel bars from concrete, and can well take out attachments on the surfaces of the steel bars, so that the steel bars are more convenient to recycle.
In order to achieve the purpose, the invention provides the following technical scheme: a steel bar cracking and separating device for house removal is used for separating steel bars in a blocky mixture and comprises a conveying device, a separating machine body and an output device;
the conveying mechanism comprises a conveying frame for conveying the blocky mixture, conveying rollers which are uniformly distributed are arranged on the conveying frame, and the conveying rollers are connected with a conveying motor which enables the conveying rollers to rotate towards the separating machine body;
the separating machine body comprises a separating frame, a separating cylinder is arranged on the separating frame, a feeding hole and a discharging hole are formed in the separating cylinder, the feeding hole is located in the conveying direction of the conveying roller, the discharging hole is used for discharging materials, and a first driving mechanism, a separating mechanism and an attachment removing device are arranged in the separating cylinder in the moving direction of the blocky mixture;
the first driving mechanism comprises first driving rollers which are arranged symmetrically up and down and provide power for the blocky mixture, and the first driving rollers are connected with a first driving motor which drives the blocky mixture to periodically and intermittently advance;
the separation mechanism comprises separation rotating rollers which are symmetrically arranged up and down, fixed bulges are uniformly arranged on the separation rotating rollers, hydraulic cylinders are also uniformly arranged on the cylindrical surfaces of the separation rollers, sealing sliding blocks are connected in the hydraulic cylinders in a sealing and sliding mode, the sealing sliding blocks are connected with connecting rods, the connecting rods are connected with fracturing bulges, and the hydraulic cylinders are connected with hydraulic pumps which periodically provide large pressure;
the attachment removing mechanism comprises a fixed model body and a moving model body, wherein the fixed model body is fixedly arranged below a steel bar separated by the separating mechanism, the moving model body is arranged above the fixed model body, a tension spring for separating the fixed model body from the moving model body is arranged above the moving model body, leak holes are uniformly formed in the fixed model body, the moving model body is connected with a hydraulic driving device, the hydraulic driving device is connected with the hydraulic pump, a fixed arc-shaped groove, a fixed arc-shaped bulge and a fixed flat plate area are formed in the fixed model body, and a moving arc-shaped bulge corresponding to the fixed arc-shaped groove, a moving arc-shaped groove corresponding to the fixed arc-shaped bulge and a moving flattening area corresponding to the fixed flat plate area are arranged on the moving model body;
the output device comprises a material leaking hopper positioned below the separating cylinder, an output conveying belt is arranged below the material leaking hopper, and the output device also comprises a storage rack positioned at the discharge port and used for storing reinforcing steel bars.
Through the technical scheme, the conveying rollers on the conveying frame can be driven by the conveying motor to rotate, so that the blocky mixture can be conveyed to the separating machine body after being placed on the conveying rollers; the first driving mechanism in the separating machine body can provide power for the movement of the blocky mixture in the separating cylinder and keep the blocky mixture to intermittently advance; when the blocky mixture moves to the separation mechanism, the separation rotating roller rotates under the driving of the blocky mixture, so that the separation rotating roller can provide a certain movement guiding function for the blocky mixture, and further. Since the hydraulic pump can intermittently supply a large pressure, when the large pressure is supplied, the fracturing protrusions located right above and right below the block-shaped mixture are driven to fracture the block-shaped mixture, so that a large amount of concrete starts to fall, and the falling of the concrete is not affected because the separation rotating roller is in a rotating state; furthermore, the separated steel bars continue to move, the attachment removing mechanism can bend the steel bars up and down, and in the bending process, because the deformation of the steel bars and the deformation of the attachments are inconsistent, the attachments start to fall and leak out through the leakage holes, so that the attachments on the surfaces of the steel bars are cleaned; finally, the output device can store the separated steel bars through the storage rack and convey the separated concrete through the output conveyor belt; from the above, we can see that the device can well separate the reinforcing steel bars from the massive mixture, and can separate the attachments on the surfaces of the reinforcing steel bars cleanly, which is beneficial to recycling of the reinforcing steel bars.
Preferably, still including being located the attachment is got rid of the mechanism with the second actuating mechanism between the discharge gate, second actuating mechanism includes for the reinforcing bar provides the second drive roller of the symmetrical setting from top to bottom of power, the second drive roller is connected with the drive the reinforcing bar is the second driving motor that the periodic interval advanced.
Through above-mentioned technical scheme, provide the power of motion through second drive roller and second driving motor for the reinforcing bar of separating specially, can make the normal motion of reinforcing bar avoid the card in the middle of other mechanisms, be favorable to going on fast of separation process.
Preferably, a guide plate for guiding the reinforcing steel bar is disposed between the fixed plate area and the second driving roller.
Through above-mentioned technical scheme, the reinforcing bar is through the processing of flattening in fixed dull and stereotyped district and motion flattening district, but because the phenomenon of perk can appear in the reinforcing bar in existence messenger's prestressing force, can make the reinforcing bar enter into between the second drive roller through the deflector, and then carry away.
Preferably, the first driving roller and the second driving roller are provided with stripe projections with parallel axes.
Through above-mentioned technical scheme, the stripe is protruding can increase massive mixture and first drive roller and the frictional force between reinforcing bar and second drive roller, is favorable to even running more.
Preferably, a scratching mechanism is further arranged between the first driving mechanism and the separating mechanism and comprises scratching knives which are arranged in an up-and-down symmetrical mode, and the scratching knives are not in contact with the steel bars in the scratching process.
Through above-mentioned technical scheme, can mark the slot on the surface of cubic mixture through the sword of scratching to it is more fragile when carrying out the fragmentation operation in separating mechanism.
Preferably, the hydraulic device comprises a driving cylinder fixedly arranged and connected with the hydraulic pump, the driving cylinder is connected with a driving rod driven by the hydraulic pump to move downwards, and the driving rod is connected with the motion model body.
Through the technical scheme, when the hydraulic pump provides large pressure, the driving cylinder drives the driving rod to move downwards so as to realize bending of the reinforcing steel bar, and on the contrary, the extension spring enables the moving model body to move upwards to be separated from the fixed model body so as to finish the preparation work of pressing downwards next time.
Compared with the prior art, the invention has the beneficial effects that:
(1) the device can well separate the reinforcing steel bars from the massive mixture, and cleanly separate attachments on the surfaces of the reinforcing steel bars, so that the recycling of the reinforcing steel bars is facilitated;
(2) the groove can be scribed on the surface of the massive mixture through the scribing cutter, so that the massive mixture is more easily cracked when the cracking operation is performed in the separation mechanism;
(3) although the reinforcing bar has passed through the processing of flattening in fixed dull and stereotyped district and motion flattening district, because the existence of prestressing force can make the reinforcing bar appear the phenomenon of perk, can make the reinforcing bar enter into between the second drive roller through the deflector, and then carry away.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view showing the internal structure of the separation cylinder according to the present invention;
FIG. 3 is a schematic sectional view of the separation rotating roller according to the present invention;
FIG. 4 is a schematic view of a portion of the enlarged structure of A in FIG. 3;
FIG. 5 is a schematic cross-sectional view of a stationary model and a moving model according to the present invention.
In the figure: 1. a carriage; 2. a conveying roller; 3. a conveying motor; 4. a separation frame; 5. a separation cylinder; 6. a feed inlet; 7. a discharge port; 8. a first driving roller; 9. a first drive motor; 10. separating the rotating roller; 11. a fixed protrusion; 12. a hydraulic cylinder; 13. sealing the sliding block; 14. a connecting rod; 15. fracturing the bulge; 16. a hydraulic pump; 17. fixing the model body; 18. a motion model body; 19. an extension spring; 20. a leak hole; 21. fixing the arc-shaped groove; 22. fixing the arc-shaped bulge; 23. fixing the flat plate area; 24. moving the arc-shaped protrusion; 25. a motion arc-shaped groove; 26. a motion flattening zone; 27. a hopper; 28. an output conveyor belt; 29. a storage rack; 30. a second driving roller; 31. a second drive motor; 32. a guide plate; 33. the stripes are raised; 34. a scratching knife; 35. a drive cylinder; 36. a drive rod; 37. a mixture in lump form; 38. and (5) reinforcing steel bars.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, an embodiment of the present invention is shown:
a house removal reinforcing steel bar 38 breaking and separating device is used for separating reinforcing steel bars 38 in a blocky mixture 37 and comprises a conveying device, a separating machine body and an output device.
Conveying mechanism is including being used for carrying the carriage 1 of cubic mixture 37, is provided with evenly distributed's conveying roller 2 on the carriage 1, and conveying roller 2 is connected with and makes conveying roller 2 to separation body pivoted conveying motor 3. The feed rollers 2 on the feed carriage 1 can be driven by the feed motor 3 to rotate, and thus can be fed to the separation body after the cake-like mixture 37 is placed on the feed rollers 2.
The separating machine body comprises a separating frame 4, a separating cylinder 5 is arranged on the separating frame 4, a feeding hole 6 and a discharging hole 7 are arranged on the separating cylinder 5, the feeding hole is located in the conveying direction of the conveying roller 2, the discharging hole is used for discharging materials, a first driving mechanism, a separating mechanism and an attachment removing device are arranged in the separating cylinder 5 in the moving direction of the blocky mixture 37.
The first driving mechanism comprises first driving rollers 8 which are symmetrically arranged up and down and used for providing power for the blocky mixture 37, and the first driving rollers 8 are connected with a first driving motor 9 which drives the blocky mixture 37 to periodically and intermittently advance.
A scratching mechanism is further arranged between the first driving mechanism and the separating mechanism and comprises scratching knives 34 which are arranged in an up-and-down symmetrical mode, and the scratching knives 34 are not in contact with the reinforcing steel bars 38 in the scratching process. Grooves can be scribed on the surface of the bulk mixture 37 by the scribing knives 34 to facilitate the breaking operation in the separating mechanism.
The separating mechanism comprises separating rotating rollers 10 which are symmetrically arranged up and down, fixing protrusions 11 are evenly arranged on the separating rotating rollers 10, hydraulic cylinders 12 are evenly arranged on the cylindrical surfaces of the separating rollers, sealing sliding blocks 13 are connected in the hydraulic cylinders 12 in a sealing and sliding mode, the sealing sliding blocks 13 are connected with connecting rods 14, the connecting rods 14 are connected with fracturing protrusions 15, and the hydraulic cylinders 12 are connected with hydraulic pumps 16 which periodically provide large pressure.
The attachment removing mechanism comprises a fixed mold body 17 below the steel bar 38 separated by the separating mechanism and a moving mold body 18 above the fixed mold body 17, a tension spring 19 enabling the fixed mold body 17 and the moving mold body 18 to be separated is arranged above the moving mold body 18, leakage holes 20 are uniformly formed in the fixed mold body 17, the moving mold body 18 is connected with a hydraulic driving device, the hydraulic driving device is connected with a hydraulic pump 16, a fixed arc-shaped groove 21, a fixed arc-shaped bulge 22 and a fixed flat plate area 23 are formed in the fixed mold body 17, and a moving arc-shaped bulge 24 corresponding to the fixed arc-shaped groove 21, a moving arc-shaped groove 25 corresponding to the fixed arc-shaped bulge 22 and a moving flattening area 26 corresponding to the fixed flat plate area 23 are arranged on the moving mold body 18.
A second driving mechanism is further arranged between the attachment removing mechanism and the discharge hole 7, the second driving mechanism comprises second driving rollers 30 which are arranged up and down symmetrically and provide power for the reinforcing steel bars 38, and the second driving rollers 30 are connected with second driving motors 31 which drive the reinforcing steel bars 38 to periodically and intermittently advance. The second driving roller 30 and the second driving motor 31 are used for providing motion power for the separated steel bars 38, so that the steel bars 38 can move normally to avoid being clamped in other mechanisms, and the separation process can be performed quickly.
A guide plate 32 for guiding the reinforcing bars 38 is provided between the fixed plate area 23 and the second driving roller 30. Although the reinforcing bars 38 pass through the flattening process of the fixed flat area 23 and the moving flattening area 26, the reinforcing bars 38 are warped due to the pre-stress, and the reinforcing bars 38 can enter between the second driving rollers 30 through the guide plate 32 and then be conveyed out.
The output device comprises a discharge hopper 27 positioned below the separating cylinder 5, an output conveyor belt 28 arranged below the discharge hopper 27, and a storage rack 29 positioned at the discharge port 7 and used for storing reinforcing steel bars 38. The output device can store the separated rebars 38 in storage racks 29 and deliver the separated concrete through output conveyor 28.
In this embodiment, the working process of the separation body is as follows: a first driving mechanism in the separating machine body can provide power for the movement of the blocky mixture in the separating cylinder 5 and keep the blocky mixture 37 to intermittently advance; when the lump mixture 37 moves to the separation mechanism, since the separation rotating roller 10 rotates by being driven by the lump mixture 37, the separation rotating roller 10 can provide a certain movement guide function for the lump mixture 37, and further. Since the hydraulic pump 16 can intermittently supply a large pressure, when the large pressure is supplied, the fracturing protrusions 15 located right above and right below the block-shaped mixture 37 are driven to fracture the block-shaped mixture 37, and thus a large amount of concrete starts to fall, and the falling of the concrete is not affected because the separation rotating roller 10 is in a rotating state; further, the separated reinforcing steel bars 38 continue to move, the attachment removing mechanism can bend the reinforcing steel bars 38 up and down, and in the bending process, due to the fact that the deformation of the reinforcing steel bars 38 is inconsistent with that of the attachments, the attachments start to fall and leak out through the leakage holes 20, and the attachments on the surfaces of the reinforcing steel bars 38 are cleaned.
In addition, in the present embodiment, the first driving roller 8 and the second driving roller 30 are provided with stripe projections 33 whose axes are parallel. The stripe protrusions 33 can increase the friction between the mixture 37 and the first driving roller 8 and between the reinforcing bars 38 and the second driving roller 30, thereby facilitating smooth operation.
Further, the hydraulic device of the present embodiment includes a driving cylinder 35 fixedly installed and connected to the hydraulic pump 16, a driving rod 36 driven by the hydraulic pump 16 to move downward is connected to the driving cylinder 35, and the driving rod 36 is connected to the moving model body 18. When the hydraulic pump 16 supplies a large pressure, the driving cylinder 35 drives the driving rod 36 to move downward to effect bending of the reinforcing bars 38, whereas the tension spring 19 causes the moving mold body 18 to move upward to be separated from the fixed mold body 17 to complete preparation for the next downward pressing.
In conclusion, the beneficial effects of the invention are as follows: (1) the device can well separate the reinforcing steel bars 38 from the massive mixture 37, and can separate attachments on the surfaces of the reinforcing steel bars 38 cleanly, so that the recycling of the reinforcing steel bars 38 is facilitated; (2) grooves can be scribed on the surface of the block-shaped mixture 37 by the scribing cutter 34, so that the block-shaped mixture is more easily cracked when a cracking operation is performed in the separation mechanism; (3) although the reinforcing bars 38 pass through the flattening process of the fixed flat area 23 and the moving flattening area 26, the reinforcing bars 38 are warped due to the pre-stress, and the reinforcing bars 38 can enter between the second driving rollers 30 through the guide plate 32 and then be conveyed out.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. A room-demolition reinforcement-breaking separation apparatus for separating a reinforcement (38) from a block-shaped mixture (37), characterized in that: comprises a conveying device, a separating machine body and an output device;
the conveying mechanism comprises a conveying frame (1) used for conveying the blocky mixture (37), conveying rollers (2) which are uniformly distributed are arranged on the conveying frame (1), and the conveying rollers (2) are connected with a conveying motor (3) which enables the conveying rollers (2) to rotate towards the separating machine body;
the separator body comprises a separation frame (4), a separation barrel (5) is arranged on the separation frame (4), a feeding hole (6) and a discharging hole (7) are formed in the separation barrel (5) and located in the conveying direction of the conveying roller (2), the discharging hole is used for discharging, and a first driving mechanism, a separation mechanism and an attachment removing device are arranged in the separation barrel (5) in the moving direction of the blocky mixture (37);
the first driving mechanism comprises first driving rollers (8) which are arranged symmetrically up and down and provide power for the blocky mixture (37), and the first driving rollers (8) are connected with a first driving motor (9) which drives the blocky mixture (37) to periodically and intermittently advance;
the separating mechanism comprises separating rotating rollers (10) which are arranged in an up-and-down symmetrical mode, fixing bulges (11) are uniformly arranged on the separating rotating rollers (10), hydraulic cylinders (12) are also uniformly arranged on the cylindrical surfaces of the separating rollers, sealing sliding blocks (13) are connected in the hydraulic cylinders (12) in a sealing and sliding mode, the sealing sliding blocks (13) are connected with connecting rods (14), the connecting rods (14) are connected with fracturing bulges (15), and the hydraulic cylinders (12) are connected with hydraulic pumps (16) which periodically provide large pressure;
the attachment removing mechanism comprises a fixed model body (17) and a moving model body (18), wherein the fixed model body (17) is fixedly arranged below a steel bar (38) separated by the separating mechanism, the moving model body (18) is provided with a tension spring (19) for separating the fixed model body (17) from the moving model body (18), the fixed model body (17) is uniformly provided with drain holes (20), the moving model body (18) is connected with a hydraulic driving device, the hydraulic driving device is connected with a hydraulic pump (16), the fixed model body (17) is provided with a fixed arc-shaped groove (21), a fixed arc-shaped bulge (22) and a fixed flat plate area (23), the moving model body (18) is provided with a moving arc-shaped bulge (24) corresponding to the fixed arc-shaped groove (21), a moving arc-shaped groove (25) corresponding to the fixed arc-shaped bulge (22) and a moving flat plate area (26) corresponding to the fixed flat plate area (23) ) (ii) a
The output device comprises a leakage hopper (27) positioned below the separating cylinder (5), an output conveyor belt (28) is arranged below the leakage hopper (27), and the output device also comprises a storage rack (29) positioned at the discharge port (7) and used for storing reinforcing steel bars (38).
2. The room dismantling reinforcing steel cracking separation device according to claim 1, wherein: still including being located the attachment is got rid of the mechanism with second actuating mechanism between discharge gate (7), second actuating mechanism includes for reinforcing bar (38) provide the second drive roller (30) of the symmetry setting from top to bottom of power, second drive roller (30) are connected with the drive reinforcing bar (38) periodic intermittent type second driving motor (31) that advance.
3. The room dismantling reinforcing steel cracking separation device according to claim 2, wherein: and a guide plate (32) for guiding the reinforcing steel bars (38) is arranged between the fixed flat plate area (23) and the second driving roller (30).
4. The room dismantling reinforcing steel cracking separation device according to claim 3, wherein: the first driving roller (8) and the second driving roller (30) are provided with stripe protrusions (33) with parallel axes.
5. The room dismantling reinforcing steel cracking separation device according to claim 1, wherein: the steel bar separating mechanism is characterized in that a scratching mechanism is further arranged between the first driving mechanism and the separating mechanism, the scratching mechanism comprises scratching knives (34) which are arranged in an up-and-down symmetrical mode, and the scratching knives (34) are not in contact with the steel bars (38) in the scratching process.
6. The room dismantling reinforcing steel cracking separation device according to claim 1, wherein: the hydraulic device comprises a driving cylinder (35) fixedly arranged and connected with the hydraulic pump (16), a driving rod (36) driven by the hydraulic pump (16) to move downwards is connected to the driving cylinder (35), and the driving rod (36) is connected with the motion model body (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011146652.8A CN112387750A (en) | 2020-10-23 | 2020-10-23 | House removal reinforcing bar explains splitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011146652.8A CN112387750A (en) | 2020-10-23 | 2020-10-23 | House removal reinforcing bar explains splitter |
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| Publication Number | Publication Date |
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| CN112387750A true CN112387750A (en) | 2021-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011146652.8A Pending CN112387750A (en) | 2020-10-23 | 2020-10-23 | House removal reinforcing bar explains splitter |
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| Country | Link |
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| CN (1) | CN112387750A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113492148A (en) * | 2021-07-22 | 2021-10-12 | 葛良友 | Environment-friendly recycling method for solid waste garbage of constructional engineering |
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| CN113492148B (en) * | 2021-07-22 | 2023-03-07 | 深圳市荣斌拆除工程有限公司 | Environment-friendly recycling method for solid waste garbage of constructional engineering |
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Application publication date: 20210223 |