CN106966623B - Intelligent waste concrete recycling device - Google Patents
Intelligent waste concrete recycling device Download PDFInfo
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- CN106966623B CN106966623B CN201710355781.XA CN201710355781A CN106966623B CN 106966623 B CN106966623 B CN 106966623B CN 201710355781 A CN201710355781 A CN 201710355781A CN 106966623 B CN106966623 B CN 106966623B
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- slurry
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/02—Treatment
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B22/00—Use of inorganic materials as active ingredients for mortars, concrete or artificial stone, e.g. accelerators, shrinkage compensating agents
- C04B22/002—Water
- C04B22/0046—Waste slurries or solutions used as gauging water
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The invention discloses an intelligent waste concrete recycling device, which can screen out stones in mortar water through a screening mechanism and convey the stones to a stone bin for storage, can screen out fine sand in the mortar water through a first grading mechanism and convey the fine sand to a sand bin for storage, and is provided with a density sensor for detecting the concentration of slurry in a finished product tank, so that the concentration of the slurry in the finished product tank can be controlled, the slurry can be used for concrete production, the waste concrete on a concrete mixer truck can be completely recycled, the production cost is saved, the mortar water discharged after the concrete mixer truck is flushed cannot overflow all around, and the environment pollution is avoided.
Description
Technical Field
The invention relates to an intelligent waste concrete recycling device.
Background
The concrete mixer truck is a special truck for conveying concrete for construction, after the concrete mixer truck is used, concrete can be remained on a mixing tank and a truck body of the concrete mixer truck, so that the concrete mixer truck needs to be cleaned, at present, the mixing tank and the truck body of the concrete mixer truck are generally simply washed, washed mortar water directly flows into a slurry tank for precipitation, thus, the concentration of the slurry water in the slurry tank cannot be controlled, and strict requirements are provided for the water consumption and the mixing material consumption during concrete production, so that the slurry water in the slurry tank cannot be used for concrete production, the slurry water cannot be recycled, the environment can be seriously polluted after the slurry water is discharged, and when the mixing tank and the truck body of the concrete mixer truck are washed, the mortar water is easy to overflow all around, so that the site is messy.
Disclosure of Invention
The invention aims to solve the technical problem of providing an intelligent waste concrete recycling device, which can recycle stones and fine sand in mortar water discharged after a concrete mixer truck is washed, and can adjust and control the concentration of slurry in which the stones and the fine sand are screened, so that the slurry can be used for concrete production, the waste concrete on the concrete mixer truck can be completely recycled, the production cost is saved, the mortar water discharged after the concrete mixer truck is washed cannot overflow all around, and the environment pollution is avoided.
In order to solve the technical problem, the invention provides an intelligent waste concrete recycling device, which comprises:
the first washing mechanism comprises a first washing pipe and a second washing pipe which are used for washing the interior of a stirring tank of the concrete mixer truck, the first washing pipe is connected with a clear water source, and the first washing mechanism further comprises a guide chute used for discharging washed mortar water;
the feeding hole of the screening mechanism is connected with the discharging end of the guide chute of the first flushing mechanism and used for screening out stones in the mortar water;
the stone bin is used for storing stones screened by the screening mechanism;
the slurry tank is used for storing the mortar water which is sieved by the sieving mechanism and is removed with stones;
the first grading mechanism is provided with a first discharge hole for outputting the screened-out fine sand mortar water and a second discharge hole for outputting the screened-out fine sand;
the sand and stone bin is used for storing fine sand screened out by the first grading mechanism;
the feeding hole of the second grading mechanism is connected with the first discharging hole of the first grading mechanism, the second grading mechanism is used for grading the input materials into a solid particle part and a slurry part, and the second grading mechanism is provided with a first discharging hole for outputting the slurry part and a second discharging hole for outputting the solid particle part;
a slurry tank, the slurry tank has a first inlet, a second inlet, a first outlet, a second outlet and a third outlet, the first inlet of the slurry tank is connected with the first outlet of the second grading mechanism, the second inlet of the slurry tank is used for accessing clean water, the first outlet of the slurry tank is connected with the second flushing pipe of the first flushing mechanism, the second outlet of the slurry tank is used for discharging the slurry in the slurry tank, a level meter and a density sensor for detecting the concentration of the slurry are arranged in the slurry tank, when the level meter detects that the liquid level in the slurry tank exceeds a set maximum value, the slurry tank discharges the slurry through the first outlet and the third outlet, when the density sensor detects that the concentration of the liquid in the slurry tank exceeds the set maximum value, the first flushing pipe of the first flushing mechanism is in an openable state, the second flushing pipe of the first flushing mechanism is in a closed state, at the moment, the concrete mixer truck is flushed through the first flushing pipe, the slurry tank discharges slurry through the second discharge port and is connected with clean water through the second feed port, when the density sensor detects that the concentration of liquid in the slurry tank is lower than a set maximum value, the first flushing pipe of the first flushing mechanism is in a closed state, and the second flushing pipe of the first flushing mechanism is in an open state;
the finished product tank is provided with a feeding hole, a clear water inlet and a discharging hole, the feeding hole of the finished product tank is connected with a third discharging hole of the slurry tank, the discharging hole of the finished product tank is used for supplying slurry to concrete commercial concrete, a liquid level meter and a density sensor for detecting the concentration of the slurry are arranged in the finished product tank, when the liquid level meter detects that the liquid level in the finished product tank exceeds a set maximum value, the finished product tank discharges the slurry through the discharging hole, when the density sensor detects that the concentration of the liquid in the finished product tank exceeds a set value, the finished product tank is connected with the clear water through the clear water inlet, and when the density sensor detects that the concentration of the liquid in the finished product tank is lower than the;
the second discharge hole of the second grading mechanism is connected with the feed hole of the first grading mechanism through a return pipeline;
waste concrete intelligence recycle device still include a second and wash the mechanism, the second washes the mechanism and includes a parking shed that is used for parking the concrete car, all be provided with a plurality of delivery pipes on two lateral walls of parking shed and the roof, all be provided with a plurality ofly on every delivery pipe to the concrete car water spray's of parking in the parking shed water spout, the ground of parking shed is a slope, the lower of slope is provided with a drainage tank, the drainage tank is used for carrying the sparge water that will wash the concrete car automobile body to the feed inlet of first hierarchical mechanism.
Preferably, a branch pipeline is connected to a pipeline between the first discharge port of the first grading mechanism and the feed port of the second grading mechanism, and the branch pipeline is connected to a water inlet end of the guide chute of the first flushing mechanism.
Preferably, a liquid level meter is arranged in the slurry tank, when the liquid level meter detects that the liquid level in the slurry tank exceeds a set maximum value, the slurry tank starts to output the slurry, and when the liquid level meter detects that the liquid level in the slurry tank is lower than the set minimum value, the slurry tank stops outputting the slurry.
After adopting the structure, compared with the prior art, the invention has the following advantages:
according to the intelligent waste concrete recycling device, stones in mortar water can be screened out through the screening mechanism and conveyed to the stone bin for storage, and fine sand in the mortar water can be screened out through the first grading mechanism and conveyed to the sand bin for storage, so that the stones and the fine sand in waste concrete remained on a concrete mixer truck can be recycled; the slurry concentration in the finished product tank can be controlled, so that the slurry concentration in the finished product tank can be always stabilized at a set value, and the set value can be set according to needs.
Drawings
FIG. 1 is a system block diagram of the present invention;
FIG. 2 is a schematic structural view of a first flushing mechanism;
fig. 3 is a schematic structural view of the second flushing mechanism.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, 2 and 3, the intelligent waste concrete recycling device of the invention comprises a first flushing mechanism, a screening mechanism, a stone bin, a slurry pool, a first grading mechanism, a sand and stone bin, a second grading mechanism, a slurry tank and a finished product tank.
The first flushing mechanism comprises a first flushing pipe 101 and a second flushing pipe 102 which are used for flushing the interior of a stirring tank of the concrete mixer truck, the first flushing pipe 101 is connected with a clean water source, the second flushing pipe 102 is used for receiving slurry in a slurry tank, the first flushing mechanism further comprises a guide chute 2 which is used for discharging flushed mortar water, namely the mortar water generated after the stirring tank of the concrete mixer truck is flushed is discharged into the guide chute 2, the guide chute 2 is connected with the mortar water discharged by the first grading mechanism, the mortar water discharged by the first grading mechanism flushes the guide chute 2 so as to take away stones, fine sand and the like in the mortar water discharged into the guide chute 2 by the concrete mixer truck, and the mortar water in the guide chute 2 flows to a feeding hole of the screening mechanism.
The feed inlet of screening mechanism is connected with the discharge end of the baffle box of first washing mechanism for sieve the stone with mortar aquatic, the stone that screening mechanism sieved is carried to stone feed bin storage through the conveyer belt, and screening mechanism can be a drum sieve, can prescribe a limit to the size of the stone of sieving through the size that sets up the sieve mesh in the drum sieve, generally sieves the stone that the diameter is greater than 5mm through this screening mechanism.
After the stone has been sieved out through screening mechanism, the mortar water is carried to thick liquid pond storage, be provided with the level gauge in the thick liquid pond, when the level gauge detects that the liquid level in the thick liquid pond surpasses and sets for the maximum value, thick liquid begins to export the thick liquid through the sediment stuff pump in the thick liquid pond, the thick liquid is carried to the feed inlet of first hierarchical mechanism this moment, when the level gauge detects that the liquid level in the thick liquid pond is less than and sets for the minimum value, sediment stuff pump stop work, thick liquid is stopped outputting in the thick liquid pond, can keep having thick liquid in the thick liquid pond like this, avoid there being not thick liquid in the thick liquid pond and sediment stuff pump idle running, and the setting for maximum value and the setting.
The feed inlet of the first grading mechanism is connected with the slurry tank, the first grading mechanism is used for screening out fine sand in the input material, the first grading mechanism is provided with a first discharge hole used for outputting mortar water with the screened fine sand and a second discharge hole used for outputting the screened fine sand, the fine sand output by the first grading mechanism is conveyed to a mortar material bin through a conveying belt to be stored, the mortar water output by the first grading mechanism is conveyed to the second grading mechanism, the first grading mechanism can be a grader, and the grader can filter out the fine sand in the mortar water.
The feed inlet of the second grading mechanism is connected with the first discharge outlet of the first grading mechanism, the second grading mechanism is used for grading the input material into a solid particle part and a slurry part, the second grading mechanism is provided with a first discharge outlet for outputting the slurry part and a second discharge outlet for outputting the solid particle part, the second grading mechanism can be a cyclone which is used for grading the material into the solid particle part and the slurry part by utilizing the centrifugal sedimentation principle, the separated slurry part is conveyed to the slurry tank through the first discharge outlet for storage, the separated solid particle part is discharged through the second discharge outlet and then conveyed to the feed inlet of the first grading mechanism through the return pipeline 4, so that the solid particle part can be circularly filtered to fully separate fine sand in the solid particle part and convey the fine sand to a sand material bin for unified storage, the fine sand in the mortar water can be recycled sufficiently, and the residual slurry in the solid particle part filtered out of the fine sand can continuously enter the second grading mechanism and then be recycled, so that the waste of the slurry is avoided.
The slurry tank is provided with a first feeding hole, a second feeding hole, a first discharging hole, a second discharging hole and a third discharging hole, the first feeding hole of the slurry tank is connected with the first discharging hole of the second grading mechanism, the second feeding hole of the slurry tank is used for receiving clean water, the first discharging hole of the slurry tank is connected with the second flushing pipe of the first flushing mechanism, the second discharging hole of the slurry tank is used for discharging slurry in the slurry tank outwards, the third discharging hole of the slurry tank is used for conveying the slurry in the slurry tank to the finished product tank, the slurry tank is provided with a liquid level meter and a density sensor for detecting the concentration of the slurry, when the liquid level meter detects that the liquid level in the slurry tank exceeds a set maximum value, the slurry tank discharges the slurry through the first discharging hole and the third discharging hole, namely the slurry in the slurry tank is discharged from the first discharging hole through the slurry pump and conveyed to the second flushing pipe of the first flushing mechanism, the inside of the mixing tank of the concrete mixing truck is washed, meanwhile, slurry in the slurry tank is discharged from a third discharge port through a slurry pump and conveyed into a finished product tank, so that the liquid level in the slurry tank is reduced, when a density sensor detects that the concentration of the liquid in the slurry tank exceeds a set maximum value, a first flushing pipe of a first flushing mechanism is in an openable state, a second flushing pipe of the first flushing mechanism is in a closed state, namely the concrete mixing truck can only be flushed through the first flushing pipe at the moment, namely the mixing truck can only be flushed with clean water, the slurry tank discharges the slurry through a second discharge port, and the slurry tank is accessed with the clean water through a second feed port, so that the concentration of the slurry in the slurry tank is reduced, the concentration of the slurry in the system control slurry tank does not exceed the set maximum value, when a density sensor detects that the concentration of the liquid in the slurry tank is lower than the set maximum value, the first flushing pipe of the first flushing mechanism is in a closed state, the second flushing pipe of the first flushing mechanism is in an open state, and the concrete mixer truck can be flushed through the second flushing pipe at the moment.
The finished product tank is provided with a feed inlet, a clear water inlet and a discharge outlet, the feed inlet of the finished product tank is connected with a third discharge outlet of the slurry tank, the discharge outlet of the finished product tank is used for supplying slurry to the concrete commercial concrete, a liquid level meter and a density sensor for detecting the concentration of the slurry are arranged in the finished product tank, when the liquid level meter detects that the liquid level in the finished product tank exceeds a set maximum value, the finished product tank discharges slurry through the discharge hole, when the density sensor detects that the liquid concentration in the finished product tank is higher than a set value, the finished product tank is connected with clear water through the clear water inlet, so that the slurry concentration in the finished product tank is reduced, when the density sensor detects that the liquid concentration in the finished product tank is lower than a set value, the finished product tank is connected with the slurry through the feed inlet, the slurry concentration in the finished product tank can be increased, so that the system can control the slurry concentration in the finished product tank, and the slurry concentration in the finished product tank is maintained at a set value.
The pipeline between the first discharge port of the first grading mechanism and the feed inlet of the second grading mechanism is connected with a branch pipeline 3, namely the pipeline between the grading machine and the cyclone is connected with the branch pipeline 3, and the branch pipeline 3 is connected with the water inlet end of the guide chute 2 of the first flushing mechanism, so that the guide chute is flushed by the mortar water discharged by the first grading mechanism, and the reduction of the concentration of the mortar in the mortar tank due to flushing with clean water is avoided.
The intelligent waste concrete recycling device further comprises a second washing mechanism, the second washing mechanism comprises a parking shed 5 for parking concrete vehicles, a plurality of water supply pipes 503 are arranged on two side walls and a top wall of the parking shed 5, each water supply pipe 503 is provided with a plurality of water spray nozzles 504 for spraying water to the concrete vehicles parked in the parking shed, the ground of the parking shed 5 is a slope 501, the lowest part of the slope 501 is provided with a water discharge groove 502, the water discharge groove 502 is used for conveying washing water for washing the concrete vehicle bodies to a feed inlet of the first grading mechanism (namely, the grading machine in the embodiment), therefore, the second flushing mechanism can flush the body of the concrete mixer truck, and the flushed mortar water is collected into the drainage groove and then flows into the first grading mechanism through the drainage groove, so that the residual concrete on the body of the concrete mixer truck can be recycled.
The above description is only about the preferred embodiment of the present invention, but it should not be understood as limiting the claims, and the present invention may be modified in other structures, not limited to the above structures. In general, all changes which come within the scope of the invention as defined by the independent claims are intended to be embraced therein.
Claims (3)
1. The utility model provides an abandonment concrete intelligence recycle device which characterized in that, it includes:
the first washing mechanism comprises a first washing pipe (101) and a second washing pipe (102) which are used for washing the interior of a stirring tank of the concrete mixer truck, wherein the first washing pipe (101) is connected with a clear water source, and the first washing mechanism further comprises a guide chute (2) which is used for discharging washed mortar water;
the feeding hole of the screening mechanism is connected with the discharging end of the guide chute of the first flushing mechanism and used for screening out stones in the mortar water;
the stone bin is used for storing stones screened by the screening mechanism;
the slurry tank is used for storing the mortar water which is sieved by the sieving mechanism and is removed with stones;
the first grading mechanism is provided with a first discharge hole for outputting the screened-out fine sand mortar water and a second discharge hole for outputting the screened-out fine sand;
the sand and stone bin is used for storing fine sand screened out by the first grading mechanism;
the feeding hole of the second grading mechanism is connected with the first discharging hole of the first grading mechanism, the second grading mechanism is used for grading the input materials into a solid particle part and a slurry part, and the second grading mechanism is provided with a first discharging hole for outputting the slurry part and a second discharging hole for outputting the solid particle part;
a slurry tank, the slurry tank has a first inlet, a second inlet, a first outlet, a second outlet and a third outlet, the first inlet of the slurry tank is connected with the first outlet of the second grading mechanism, the second inlet of the slurry tank is used for accessing clean water, the first outlet of the slurry tank is connected with the second flushing pipe of the first flushing mechanism, the second outlet of the slurry tank is used for discharging the slurry in the slurry tank, a level meter and a density sensor for detecting the concentration of the slurry are arranged in the slurry tank, when the level meter detects that the liquid level in the slurry tank exceeds a set maximum value, the slurry tank discharges the slurry through the first outlet and the third outlet, when the density sensor detects that the concentration of the liquid in the slurry tank exceeds the set maximum value, the first flushing pipe of the first flushing mechanism is in an openable state, the second flushing pipe of the first flushing mechanism is in a closed state, at the moment, the concrete mixer truck is flushed through the first flushing pipe, the slurry tank discharges slurry through the second discharge port and is connected with clean water through the second feed port, when the density sensor detects that the concentration of liquid in the slurry tank is lower than a set maximum value, the first flushing pipe of the first flushing mechanism is in a closed state, and the second flushing pipe of the first flushing mechanism is in an open state;
the finished product tank is provided with a feeding hole, a clear water inlet and a discharging hole, the feeding hole of the finished product tank is connected with a third discharging hole of the slurry tank, the discharging hole of the finished product tank is used for supplying slurry to concrete commercial concrete, a liquid level meter and a density sensor for detecting the concentration of the slurry are arranged in the finished product tank, when the liquid level meter detects that the liquid level in the finished product tank exceeds a set maximum value, the finished product tank discharges the slurry through the discharging hole, when the density sensor detects that the concentration of the liquid in the finished product tank exceeds a set value, the finished product tank is connected with the clear water through the clear water inlet, and when the density sensor detects that the concentration of the liquid in the finished product tank is lower than the;
a second discharge hole of the second grading mechanism is connected with a feed inlet of the first grading mechanism through a return pipeline (4);
the intelligent waste concrete recycling device further comprises a second washing mechanism, the second washing mechanism comprises a parking shed (5) used for parking concrete vehicles, a plurality of water supply pipes (503) are arranged on two side walls and a top wall of the parking shed (5), a plurality of water spray nozzles (504) for spraying water to the concrete vehicles parked in the parking shed are arranged on each water supply pipe (503), the ground of the parking shed (5) is a slope (501), a water drainage groove (502) is arranged at the lowest position of the slope (501), and the water drainage groove (502) is used for conveying flushing water for flushing the concrete vehicle bodies to a feed inlet of the first grading mechanism.
2. The intelligent waste concrete recycling device of claim 1, wherein: the pipeline between the first discharge hole of the first grading mechanism and the feed inlet of the second grading mechanism is connected with a branch pipeline (3), and the branch pipeline (3) is connected with the water inlet end of the guide chute (2) of the first flushing mechanism.
3. The intelligent waste concrete recycling device of claim 1, wherein: the slurry tank is internally provided with a liquid level meter, when the liquid level meter detects that the liquid level in the slurry tank exceeds a set maximum value, the slurry tank starts to output slurry, and when the liquid level meter detects that the liquid level in the slurry tank is lower than the set minimum value, the slurry tank stops outputting the slurry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710355781.XA CN106966623B (en) | 2017-05-19 | 2017-05-19 | Intelligent waste concrete recycling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710355781.XA CN106966623B (en) | 2017-05-19 | 2017-05-19 | Intelligent waste concrete recycling device |
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| Publication Number | Publication Date |
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| CN106966623A CN106966623A (en) | 2017-07-21 |
| CN106966623B true CN106966623B (en) | 2019-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710355781.XA Expired - Fee Related CN106966623B (en) | 2017-05-19 | 2017-05-19 | Intelligent waste concrete recycling device |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109279798B (en) * | 2018-09-21 | 2021-06-29 | 重庆建工建材物流有限公司 | Method and system for recycling large-batch newly-mixed waste concrete |
| CN110237597A (en) * | 2019-05-24 | 2019-09-17 | 濮阳市中原锐实达石油设备有限公司 | A kind of water-bearing concreae recovery process |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100999395A (en) * | 2006-01-13 | 2007-07-18 | 黄浩庭 | Recovery method of waste concrete and its device and use of recovered gelled material |
| CN204263364U (en) * | 2014-11-22 | 2015-04-15 | 广州市盛恒工程机械有限公司 | A kind of concrete gravel waste water recovery system |
| CN105599147A (en) * | 2014-11-22 | 2016-05-25 | 广州市盛恒工程机械有限公司 | Concrete sand and stone sewage recycling system |
| CN207143129U (en) * | 2017-05-19 | 2018-03-27 | 砼牛（上海）智能科技有限公司 | Discarded concrete intelligence recycle device |
-
2017
- 2017-05-19 CN CN201710355781.XA patent/CN106966623B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100999395A (en) * | 2006-01-13 | 2007-07-18 | 黄浩庭 | Recovery method of waste concrete and its device and use of recovered gelled material |
| CN204263364U (en) * | 2014-11-22 | 2015-04-15 | 广州市盛恒工程机械有限公司 | A kind of concrete gravel waste water recovery system |
| CN105599147A (en) * | 2014-11-22 | 2016-05-25 | 广州市盛恒工程机械有限公司 | Concrete sand and stone sewage recycling system |
| CN207143129U (en) * | 2017-05-19 | 2018-03-27 | 砼牛（上海）智能科技有限公司 | Discarded concrete intelligence recycle device |
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| CN106966623A (en) | 2017-07-21 |
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