CN116394407B - Shipborne concrete production system and method - Google Patents
Shipborne concrete production system and method Download PDFInfo
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- CN116394407B CN116394407B CN202211620039.4A CN202211620039A CN116394407B CN 116394407 B CN116394407 B CN 116394407B CN 202211620039 A CN202211620039 A CN 202211620039A CN 116394407 B CN116394407 B CN 116394407B
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- 239000004567 concrete Substances 0.000 title claims abstract description 95
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 56
- 238000000034 method Methods 0.000 title claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 221
- 238000005192 partition Methods 0.000 claims abstract description 28
- 238000000746 purification Methods 0.000 claims abstract description 17
- 239000010865 sewage Substances 0.000 claims abstract description 16
- 239000004575 stone Substances 0.000 claims description 100
- 238000002156 mixing Methods 0.000 claims description 55
- 239000004576 sand Substances 0.000 claims description 29
- 238000012545 processing Methods 0.000 claims description 28
- 238000004062 sedimentation Methods 0.000 claims description 26
- 239000004568 cement Substances 0.000 claims description 19
- 239000010881 fly ash Substances 0.000 claims description 19
- 230000015271 coagulation Effects 0.000 claims description 18
- 238000005345 coagulation Methods 0.000 claims description 18
- 238000012216 screening Methods 0.000 claims description 18
- 239000002994 raw material Substances 0.000 claims description 16
- 239000003814 drug Substances 0.000 claims description 14
- 238000003860 storage Methods 0.000 claims description 14
- 238000005406 washing Methods 0.000 claims description 14
- 238000012544 monitoring process Methods 0.000 claims description 13
- 238000001914 filtration Methods 0.000 claims description 9
- 239000007924 injection Substances 0.000 claims description 8
- 238000002347 injection Methods 0.000 claims description 8
- 239000003795 chemical substances by application Substances 0.000 claims description 7
- 230000018044 dehydration Effects 0.000 claims description 7
- 238000006297 dehydration reaction Methods 0.000 claims description 7
- 238000009826 distribution Methods 0.000 claims description 7
- 238000011068 loading method Methods 0.000 claims description 7
- 239000012629 purifying agent Substances 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 6
- 238000001556 precipitation Methods 0.000 claims description 6
- 238000005086 pumping Methods 0.000 claims description 6
- 239000013049 sediment Substances 0.000 claims description 6
- 239000000084 colloidal system Substances 0.000 claims description 5
- 239000000654 additive Substances 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 4
- 239000012535 impurity Substances 0.000 claims description 3
- 230000001376 precipitating effect Effects 0.000 claims description 3
- 239000008213 purified water Substances 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- -1 suspended matters Substances 0.000 claims description 3
- 208000005156 Dehydration Diseases 0.000 claims 3
- 239000002351 wastewater Substances 0.000 abstract description 16
- 238000010276 construction Methods 0.000 abstract description 6
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 238000004064 recycling Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 9
- 239000003153 chemical reaction reagent Substances 0.000 description 7
- 239000002245 particle Substances 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 108010066114 cabin-2 Proteins 0.000 description 3
- 239000003513 alkali Substances 0.000 description 2
- 238000010924 continuous production Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- NKWPZUCBCARRDP-UHFFFAOYSA-L calcium bicarbonate Chemical compound [Ca+2].OC([O-])=O.OC([O-])=O NKWPZUCBCARRDP-UHFFFAOYSA-L 0.000 description 1
- 229910000020 calcium bicarbonate Inorganic materials 0.000 description 1
- 239000001110 calcium chloride Substances 0.000 description 1
- 229910001628 calcium chloride Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000701 coagulant Substances 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000645 desinfectant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000004801 process automation Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000012372 quality testing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/0007—Pretreatment of the ingredients, e.g. by heating, sorting, grading, drying, disintegrating; Preventing generation of dust
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/04—Supplying or proportioning the ingredients
- B28C7/06—Supplying the solid ingredients, e.g. by means of endless conveyors or jigging conveyors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/04—Supplying or proportioning the ingredients
- B28C7/12—Supplying or proportioning liquid ingredients
- B28C7/126—Supply means, e.g. nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C9/00—General arrangement or layout of plant
- B28C9/02—General arrangement or layout of plant for producing mixtures of clay or cement with other materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C9/00—General arrangement or layout of plant
- B28C9/04—General arrangement or layout of plant the plant being mobile, e.g. mounted on a carriage or a set of carriages
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5281—Installations for water purification using chemical agents
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Water Supply & Treatment (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Mechanical Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Ocean & Marine Engineering (AREA)
- Combustion & Propulsion (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention relates to a shipborne concrete production system and a shipborne concrete production method. The shipborne concrete production system realizes river water purification and sewage treatment and recycling, does not discharge construction wastewater into river water in the process, reflects the environmental protection property of the shipborne concrete production system, and simultaneously comprises a ship body automatic balancing subsystem which comprises a ship body partition balancing water bin.
Description
Technical Field
The invention belongs to the technical field of mixing of water concrete, and relates to a shipborne concrete production system and method.
Background
In the underwater concrete pouring mixing process, continuous production and environmental protection of concrete are very critical factors. The concrete production facilities arranged on land can greatly reduce the economical efficiency of concrete pouring when long-distance concrete transportation is carried out, and the defect is more remarkable for small-square-quantity dispersed concrete pouring projects such as piers and the like.
In the prior art, the inventor designs a concrete mixing vessel, for example, a Chinese patent application with publication number CN 104260209A, proposes a water-borne mobile concrete mixing vessel for a inland waterway, and the patent improves the balance of a ship body by adjusting the position and the space layout of installation equipment, but does not consider how the balance of the ship body is maintained in the dynamic process of loading and production, does not consider the dredging function and the utilization of dredging substances for producing sand stone and production water, and does not consider waste treatment, and the production and domestic sewage on the concrete mixing vessel have larger pollution to water bodies and are easy to cause ecological damage and influence.
Disclosure of Invention
In order to solve the problems set forth in the background art, the invention provides a shipborne concrete production system for solving at least one technical problem set forth in the background art. The ship-borne coagulation production system integrating the functions of stone collection, stone crushing, aggregate screening, fine aggregate manufacturing, sewage treatment, concrete mixing, concrete conveying and the like is realized by carrying out functional partition on the ship body. Cement, fly ash and additive dry powder are loaded into each storage area in advance in ports for use, and raw materials such as water, coarse aggregate, fine aggregate and the like are mixed and produced and prepared through a ship-borne system.
According to the invention, stones, river water and the like in the river are taken on site for processing, so that the problems of aggregate and water sources in the concrete production process are solved, the continuous production of the pipelined concrete is realized, and the cost of aggregate transportation and construction of a concrete mixing system is greatly reduced. Meanwhile, the invention realizes the automatic balance of the ship body by arranging the sensor and the balance water bin, effectively solves the problem of unstable ship body caused by multi-partition material allocation, and in addition, the invention purifies the wastewater in the aggregate processing process without throwing waste into a river channel in the process, thereby embodying good economical efficiency.
In order to achieve the above object, the present invention provides the following technical solutions: the shipborne concrete production system comprises a ship body, wherein the system comprises a storage cabin, a stone collecting subsystem, a stone crushing subsystem, a fine aggregate processing subsystem and a concrete mixing subsystem, the stone crushing subsystem is connected to the lower end of the stone collecting subsystem, and the fine aggregate processing subsystem is connected to the lower end of the stone crushing subsystem; wherein the method comprises the steps of
The stone collecting subsystem comprises an air compressor, an air pipe, a cutter suction type device, a single-arm rotary crane, a stone suction pipeline and a filter screen, wherein the air compressor forms negative pressure gas through the air pipe and then passes through the cutter suction type device, the single-arm rotary crane is used for hoisting the cutter suction type device for adjusting the range of the cutter suction type device for collecting stones and river water, one end of the stone suction pipeline is connected with the cutter suction type device, and the other end of the stone suction pipeline is connected with the filter screen;
The stone crushing subsystem comprises crushing equipment, screening equipment and a distributing hopper which are sequentially arranged from top to bottom, and the outlet end of the stone suction pipeline is led into the crushing equipment;
the fine aggregate processing subsystem comprises sand making equipment, sand washing equipment and dewatering equipment which are sequentially arranged from top to bottom, and is arranged at the lower side of screening equipment of the stone crushing subsystem and used for further processing crushed coarse aggregate through the sand making equipment to form fine aggregate; the fine aggregate processing subsystem further comprises a water pump and a pipeline connected with the water pump, wherein the water pump is connected with the pipeline and then is used for pumping purified water into sand washing equipment for washing sand, and the fine aggregate is dehydrated by dehydration equipment after sand washing is completed;
The concrete mixing subsystem comprises a mixing station, a raw material conveying pipeline and raw material conveying equipment, wherein the raw material conveying equipment comprises a belt conveyor and a bucket elevator, and further comprises a water pump for adding water and a water adding pipe connected to the water pump.
Preferably, the storage cabin is arranged below the deck, the storage cabin comprises a discarding bin, a fine aggregate bin, a grading coarse aggregate bin, a water purifying pool for life and production, a fly ash bin and a cement bin, and the discarding bin, the fine aggregate bin, the grading coarse aggregate bin, the water purifying pool for life and production, the fly ash bin and the cement bin are symmetrically distributed on two sides of the ship body.
Preferably, the system further comprises a hull automatic balancing subsystem, the hull automatic balancing subsystem comprises hull partition balancing water tanks, the hull partition balancing water tanks are distributed around the hull, the system further comprises level meter sensors and control mainboards, the level meter sensors and the control mainboards are arranged on the hull, the automatic water pumps are arranged in each hull partition balancing water tank, one ends of the automatic water pumps are communicated to the bottom of the hull partition balancing water tanks, the other ends of the automatic water pumps are communicated below the water surface of a river channel, the level meter sensors and the automatic water pumps are respectively electrically connected with the control mainboards, the level meter sensors are used for transmitting hull stabilizing information to the control mainboards in real time, and when the value of the level meter sensors exceeds a preset threshold value, the control mainboards automatically calculate water injection quantity or water drainage quantity of the hull partition balancing water tanks, and then the automatic water pumps are started to water injection or water drainage of the hull partition balancing water tanks.
Preferably, the system further comprises a conveying subsystem, wherein the conveying subsystem comprises a concrete pump, a single-arm rotary crane or a rotary table shared by the winch and the suction type equipment, and a pump pipe, and the conveying subsystem is used for completing variable amplitude and steering feeding under the lifting of the single-arm rotary crane or the rotation of the rotary table by the variable amplitude pump pipe after finished concrete enters the concrete pump through a chute so as to meet the distribution requirements of different positions.
Preferably, the system further comprises a water purification subsystem, wherein the water purification subsystem comprises a sedimentation tank, a water purification device and a control main board, the water purification device is communicated with the sedimentation tank, the sedimentation tank comprises a coagulation tank, a sedimentation tank and a filter tank, flow monitoring instruments are arranged at the inlet of the coagulation tank and the inlet of the water purification device, and water quality detection instruments are arranged in the water purification device; the full-automatic dosing device is used for adding medicaments into the coagulation box and the water purifying equipment, and the flow monitoring instrument, the water quality detecting instrument and the full-automatic dosing device are respectively and electrically connected with the control main board.
Preferably, the storage tanks are symmetrically distributed on two sides of the ship body, and the stone collecting subsystem, the stone crushing subsystem, the fine aggregate processing subsystem and the concrete mixing subsystem are arranged on the long axis of the ship body.
Preferably, the system also comprises a marine system, wherein the marine system comprises marine machine room power equipment, a marine living room and a marine tool room, and domestic sewage of the marine living room is discharged into the water purifying tanks for living and production water.
The invention also provides a production method of the shipborne concrete, which comprises the following steps:
Step1, starting an automatic hull balancing subsystem, keeping balance in the loading process, and loading sufficient cement, fly ash and additives;
step2, berthing the ship to a preset position, starting a stone collecting subsystem to collect stones, or collecting stones while cleaning river sediment, primarily screening by a filter screen, enabling qualified stones to enter a stone crushing subsystem, and enabling unqualified stones to enter a discarding bin;
Step3, starting a stone crushing subsystem to crush and screen qualified stones, dehydrating the qualified stones, entering a coarse aggregate bin, returning part of coarse aggregates to the stone crushing system to crush according to the required amount of fine aggregates to form finer aggregates, enabling the finer aggregates to enter a fine aggregate processing subsystem to further crush or rod mill sand, then performing screening and dehydration procedures, enabling the qualified fine aggregates to enter the fine aggregate bin, and enabling sewage to flow into a water sedimentation tank;
Step4, filtering and precipitating the sewage in the sedimentation tank Step by Step through a coagulation tank, a precipitation tank and a filter tank, adding a water purifying agent in proportion in the process to promote precipitation and filtration of sediment, suspended matters, colloid and other impurities in the water, automatically detecting the adding time and the dosage of the water purifying agent according to a water quality detection device, automatically calculating by a system program, then transmitting configuration information to a full-automatic medicament adding device, automatically configuring the medicament by the medicament adding device according to the program, automatically adding the medicament into a water quality purifying water tank at regular time and quantitatively, mixing and stirring the medicament with the wastewater, and flowing the treated clean water into a water inlet tank for standby;
step5 concrete mixing, starting belt conveyors at the bottoms of the coarse aggregate bin and the fine aggregate bin, conveying aggregate to a bucket-lift feeder through the belt conveyors, vertically conveying the aggregate by the bucket-lift feeder, enabling the aggregate to enter a concrete mixing station through a pipeline, pumping concrete mixing water to the mixing station through a water pump from a water purifying pond, and vertically conveying fly ash and cement from a fly ash bin and a cement bin to the mixing station through the bucket-lift feeder respectively to finish concrete mixing.
Preferably, in the step 1-step 5 process, the automatic hull balance subsystem is started all the time, the hull balance condition is automatically monitored, the level sensor transmits hull stability information to the control main board in real time, when the value of the level sensor exceeds a preset threshold value, the control main board automatically calculates the water injection quantity or the water discharge quantity of the hull partition balance water sump, and the automatic water pump is started to inject water or discharge water to the hull partition balance water sump so as to always maintain the hull balance.
The beneficial effects of the invention are as follows:
1. the invention creatively integrates the functions of stone collection, sewage treatment, concrete mixing, concrete pouring and the like into the shipboard system, and solves the problems of water concrete pouring aggregate and mixing water sources.
2. The shipborne concrete production system realizes river water purification and sewage treatment and recycling, does not discharge construction wastewater into river water in the process, and reflects the environmental protection property of the shipborne concrete production system.
3. The shipborne concrete production system of the invention adopts the way of creatively using the single-arm rotary crane and the cutter suction type equipment to collect stones, reduces the occupied space of the stone underwater collection system, increases the range of stone collection operation and ensures the stone collection efficiency.
4. The shipborne concrete production system of the invention realizes wastewater treatment automation by creatively applying a water quality monitoring instrument, full-automatic medicament adding equipment, a control main board and the like.
5. According to the shipborne concrete production system and method, the automatic balance of the ship body is realized by arranging the level meter sensor, the control main board, the water pump and the ship body partition balance water bin, so that the stability of the ship body in the process of carrying out water operation is further improved.
6. According to the shipborne concrete production system and method provided by the invention, the process automation of raw material production such as concrete sand and stone, concrete mixing, concrete construction and the like is realized through the mutual connection of the subsystems.
7. The shipborne concrete production system provided by the invention can also be used for cleaning sludge, river sand and the like in a river channel by utilizing the stone collecting subsystem, so that the river bed treatment function is realized.
Drawings
Fig. 1 is a schematic elevation view of an embodiment of the present invention.
Fig. 2 is a schematic plan view of an embodiment of the present invention.
Fig. 3 is a schematic plan view of a preferred embodiment of the present invention.
Fig. 4 is an enlarged schematic view of the portion a in fig. 1.
FIG. 5 is a schematic diagram of the workflow of the on-board concrete production system of the present invention.
In the figure: 1. a hull; 2. a storage compartment; 21. discarding the stock bin; 22. fine aggregate bin; 23. coarse aggregate bin; 24. domestic and production water purifying tanks; 25. a fly ash bin; 26. a cement bin; 3. a stone acquisition subsystem; 31. an air compressor; 32. an air pipe; 33. a cutter suction type device; 34. a single-arm rotary crane; 35. a stone suction pipe; 36. a filter screen; 37. a discarding pipeline; 4. a stone crushing subsystem; 41. a crushing device; 42. a screening device; 43. a distributing hopper; 5. a fine aggregate processing subsystem; 51. sand making equipment; 52. sand washing equipment; 53. a dewatering device; 54. a water pump; 55. a pipeline; 6. a concrete mixing subsystem; 61. a mixing station; 62. a raw material conveying pipeline; 63. a raw material conveying device; 631. a belt conveyor; 632. bucket elevator; 64. a water pump; 65. a water supply pipe; 7. an automatic hull balancing subsystem; 71. the ship body is divided into a plurality of areas to balance the water bin; 8. a transport subsystem; 81. concrete pump; 82. a turntable; 83. a pump tube; 9. a water purification subsystem; 91. a sedimentation tank; 911. a coagulation box; 912. a sedimentation tank; 913. a filter box; 92. a water purifying device; 93. full-automatic dosing device.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 and 2, in fig. 2, a material distribution mode of a pump turntable is adopted, an arrow in the drawing indicates a transportation direction of materials in a production process, and an embodiment of the invention provides a shipborne concrete production system, which comprises a ship body 1, wherein the system comprises a storage cabin 2, a stone collecting subsystem 3, a stone crushing subsystem 4, a fine aggregate processing subsystem 5 and a concrete mixing subsystem 6, the stone crushing subsystem 4 is connected to the lower end of the stone collecting subsystem 3, the fine aggregate processing subsystem 5 is connected to the lower end of the stone crushing subsystem 4, and in the description of the invention, the lower end refers to the side of the materials which are positioned at the downstream in sequence according to production links; wherein the method comprises the steps of
The stone collecting subsystem 3 comprises an air compressor 31, an air pipe 32, a cutter suction device 33, a single-arm rotary crane 34, a stone suction pipeline 35 and a filter screen 36, wherein the air compressor 31 forms negative pressure air through the air pipe 32 and then passes through the cutter suction device 33, the cutter suction device 33 is hoisted by the single-arm rotary crane 34 through a cable, the cutter suction device 33 is used for adjusting the range of collecting stones and river water, one end of the stone suction pipeline 35 is connected with the cutter suction device 33, and the other end is connected with the filter screen 36; the front end of the cutter suction type device 33 is connected with a large-hole reinforced steel bar filter screen for filtering branches and other solid wastes, the cutter suction type device 33 generates power cutter suction stones and river water through rotation, the cutter suction type device 33 is adjusted to collect stones and river water through a single-arm rotary crane 34, flexible adjustment construction can be performed, raw material supply and construction efficiency are guaranteed, stones and river water enter a stone suction pipeline 35 through the cutter suction type device, the tail end of the stone suction pipeline 35 is connected with a filter screen 36, preliminary screening of stones is achieved, stones which do not meet the particle size requirements are discharged into a material discarding bin 21 through a material discarding pipeline 37 after screening, stones which meet the particle size requirements and a proper amount of river water enter a stone crushing subsystem 4 through a pipeline, and redundant river water is discharged into a river channel through the pipeline.
The stone crushing subsystem 4 comprises a crushing device 41, a screening device 42 and a distributing hopper 43 which are sequentially arranged from top to bottom, wherein the outlet end of the stone suction pipeline 35 is introduced into the crushing device 41; stone and a proper amount of river water enter the crushing equipment 41 through the tail end of the filter screen 36 of the stone collecting subsystem 3, enter the screening and dewatering equipment at the lower layer after being crushed, and respectively enter the sedimentation tank, the classified coarse aggregate bin and the fine aggregate processing subsystem 5 through the separating hopper after being screened. All the devices are connected through pipelines, the processed products are conveyed to other devices or bins basically under the action of gravity, the whole process is in a closed space, crushing and screening are carried out by adopting a wet method, waste water is reused or discharged into a river channel after being treated, and pollutants such as dust, waste water and the like are not generated.
The fine aggregate processing subsystem 5 comprises a sand making device 51, a sand washing device 52 and a dewatering device 53 which are sequentially arranged from top to bottom, wherein the fine aggregate processing subsystem 5 is arranged at the lower side of the screening device 42 of the stone crushing subsystem 4 and is used for further processing crushed coarse aggregate through the sand making device 51 to form fine aggregate; the fine aggregate processing subsystem 5 further comprises a water pump 54 and a pipeline 55, wherein the water pump 54 is connected with the pipeline 55 and then is used for pumping purified water into the sand washing equipment 52 for washing sand, and the fine aggregate is dehydrated by the dehydration equipment after sand washing is completed; sand and wastewater respectively enter a fine aggregate bin and a sedimentation tank through pipelines. A belt conveyor is arranged between the fine aggregate processing subsystem and the stone crushing subsystem and is used for conveying the aggregate with super particle size to the stone crushing subsystem for secondary processing, and a sealing protective cover is additionally arranged on the belt conveyor to ensure that the aggregate is conveyed in a closed space.
The concrete mixing subsystem 6 comprises a mixing station 61, a raw material conveying pipeline 62 and raw material conveying equipment 63, wherein the raw material conveying equipment comprises a belt conveyor 631 and a bucket elevator 632, the concrete mixing subsystem further comprises a water pump 64 for adding water and a water adding pipe 65 connected to the water pump, coarse aggregate and fine aggregate are respectively conveyed to the end part of an aggregate conveying channel through a bin bottom belt conveyor and then vertically conveyed by a bucket elevator feeder, finally enter the concrete mixing station through the pipeline, water for mixing concrete is pumped to the mixing station through a water purifying pond by the water pump, fly ash and cement are respectively vertically conveyed to the mixing station from a fly ash bin and a cement bin through the bucket elevator feeder, the bucket elevator feeder can save a feeding space compared with a feeding belt, all raw material conveying pipeline outlets are provided with electronic metering equipment or a bucket weighing system in the mixing station 61, the mixing ratio of concrete is ensured to meet the use requirement, after all raw materials are conveyed to the mixing station, concrete is stirred and produced by the mixing station, and the produced concrete enters a cooked hopper at the bottom of the mixing station. The arc door at the bottom of the cooking hopper is connected with the pump hopper through a chute.
In another embodiment, referring to fig. 2, the storage cabin 2 is disposed below the deck, the storage cabin 2 includes a discarding bin 21, a fine aggregate bin 22, a classified coarse aggregate bin 23, a clean water tank for life and production 24, a fly ash bin 25 and a cement bin 26, the discarding bin 21, the fine aggregate bin 22, the classified coarse aggregate bin 23, the clean water tank for life and production 24, the fly ash bin 25 and the cement bin 26 are symmetrically distributed on two sides of the hull, the above 6 bin arrangement positions are determined according to the positions of the subsystems of the shipborne concrete production system, and each subsystem arrangement position can be appropriately adjusted according to the ship type and the equipment size of the production system.
In a preferred embodiment, referring to fig. 2, the automatic hull balancing subsystem 7 further comprises a hull partition balancing water sump 71, the hull partition balancing water sump 71 is distributed around and at the bottom of the hull and divided into a plurality of small water sumps according to the hull, the automatic hull partition balancing water sump balancing system further comprises a level sensor, a control main board and an automatic water pump, wherein the level sensor and the control main board are installed on the hull, one end of the automatic water pump is communicated to the bottom of the hull partition balancing water sump 71, the other end of the automatic water pump is communicated to the position below the water surface of a river channel, the level sensor and the automatic water pump are respectively electrically connected with the control main board, the level sensor is used for transmitting hull stabilizing information to the control main board in real time, and when the value of the level sensor exceeds a preset threshold value, the control main board automatically calculates the water injection amount or the water discharge amount of the hull partition balancing water sump, and then starts the automatic water pump to inject or discharge water into the hull partition balancing water sump.
In another preferred embodiment, referring to fig. 3, the system further comprises a conveying subsystem 8, the conveying subsystem comprises a concrete pump 81, a turntable 82 and a pump pipe 83, and the conveying subsystem 8 is used for completing variable amplitude and turning feeding under the rotation of the turntable 82 by the variable amplitude pump pipe 83 after finished concrete enters the concrete pump 81 through a chute so as to meet the distribution requirements of different positions. In another material distribution mode, the conveying subsystem 8 is used for completing material distribution and turning by a variable-amplitude pump pipe 83 under the lifting of the single-arm revolving crane 34 after finished concrete enters the concrete pump 81 through a chute, so as to meet the material distribution requirements of different positions.
In another preferred embodiment, the water purifying subsystem 9 further comprises a sedimentation tank 91, a water purifying device 92 and a control main board, wherein the water purifying device 92 is communicated with the sedimentation tank, the sedimentation tank 91 comprises a coagulation tank 911, a sedimentation tank 912 and a filter tank 913, the water purifying device 92 is connected to the lower end of the filter tank 913, flow monitoring instruments are arranged at the inlet of the coagulation tank 911 and the inlet of the water purifying device 92, and a water quality detecting instrument is arranged in the water purifying device; still including being used for adding the full-automatic dosing device 93 of medicament to coagulation tank and water purification unit, flow monitoring instrument, water quality testing instrument and full-automatic dosing device are connected with the control mainboard electricity respectively.
In other preferred embodiments, the system further comprises a marine system comprising a marine engine room power plant, a marine living room, and a marine tool room, wherein the domestic sewage of the marine living room is discharged into the living and production water purification system for treatment.
In the above embodiment, the full-automatic dosing device 93, the water quality monitoring apparatus, the control main board and the like are integrated in the water purifying apparatus 92, and the main working principle thereof is as follows:
The wastewater from the stone crushing and sand washing process firstly enters a sedimentation tank 91 for pretreatment, the sedimentation tank 91 is divided into three tanks, namely a coagulation tank 911, a sedimentation tank 912 and a filter tank 913, a flow monitoring instrument is arranged at the inlet of the coagulation tank 911, the full-automatic dosing device 93 automatically calculates the dosage of water purifying agent according to the flow, the dosage is added into the coagulation tank 911 at regular time and quantity, the wastewater is mixed in the coagulation tank 911 to form large-particle floccules which are easy to precipitate with colloid and suspended matters, then the wastewater enters the sedimentation tank 912, the large-particle floccules and silt are precipitated, finally the wastewater enters the filter tank 913 for filtration, and the silt, suspended matters and colloid matters in the wastewater are filtered and then flow into the water purifying equipment 92.
The water quality monitoring instrument dynamically monitors water quality after water enters the water purifying device 92, indexes such as PH value, chloride ions, sulfate ions and alkali content are mainly detected, detection results of the water quality monitoring instrument are transmitted to the control main board, concrete production personnel can set a monitoring index range through the control main board according to concrete production types, the control main board analyzes indexes of water standards for concrete according to preset index values, the indexes exceed the water use standards, water inflow of the water purifying device is conducted, the index values of the water quality monitoring are automatically calculated, reagent adding concentration is automatically calculated, configuration information is transmitted to the full-automatic reagent adding device, reagent adding device conducts reagent configuration according to reagent concentration proportion, the reagent adding device automatically and quantitatively adds the reagent to the water quality purifying water tank to be mixed with wastewater, and after reaction, the wastewater flows into the living and production water purifying tank 24 through a pipeline after primary filtration for standby.
The coagulant, filter aid, acid-alkali solution, calcium chloride, calcium bicarbonate, disinfectant and other agents to be added in the wastewater treatment are provided by a full-automatic dosing device 93, the equipment is controlled by a PLC, a control cabinet is provided with the functions of stopping the pump at a low liquid level, performing audible and visual alarm on mechanical faults of a metering pump and a stirrer, and the like, so that the solution can be prepared, and the agents can be quantitatively and timely dosed.
In another preferred embodiment, the system further comprises a marine subsystem, wherein the subsystem comprises marine machine room power equipment, a marine living room and a marine tool room, and belongs to a general system so as to realize the basic functions of the power of a ship body, the living of a shipman and the like, and the living water of the shipman is purified through the direct drinking water machine at ordinary times, and the living wastewater is collected by being discharged into a living sewage tank and is transported to a sewage treatment plant for treatment through a special vehicle after being landed. And simultaneously, the marine system provides power for the whole shipborne concrete production system.
In another preferred embodiment, the storage tanks 2 are symmetrically distributed on both sides of the hull 1, and the stone collecting subsystem 3, the stone crushing subsystem 4, the fine aggregate processing subsystem 5 and the concrete mixing subsystem 6 are installed on the long axis of the hull, so that on one hand, the installation equipment on the hull 1 is in a static balance state, and on the other hand, enough space can be left on the just deck of the hull 1 for on-site production and wearing operation by operators.
The method for producing the shipborne concrete according to the above embodiment, referring to fig. 1 to 5, comprises the following steps:
Step1, starting an automatic hull balancing subsystem, keeping balance in the loading process, and loading sufficient cement, fly ash and additives;
Step2, berthing the ship to a preset position, starting a stone collecting subsystem 3 to collect stones, or collecting stones while cleaning river sediment, and after preliminary screening by a filter screen, enabling qualified stones to enter a stone crushing subsystem 4 and unqualified stones to enter a discarding bin 21;
Step3, starting a stone crushing subsystem 4 to crush and screen aggregate, dehydrating qualified aggregate, entering a coarse aggregate bin 23, returning part of coarse aggregate to the stone crushing system to be crushed again to form finer aggregate according to the required amount of fine aggregate, entering a fine aggregate processing subsystem 5 to further crush or rod mill sand, crushing or rod mill sand, then performing screening and dehydration procedures, and entering the fine aggregate bin 22, wherein the qualified fine aggregate flows into a water sedimentation tank 91;
Step4, filtering and precipitating the sewage in the sedimentation tank Step by Step through a coagulation tank, a precipitation tank and a filter tank, adding a water purifying agent in proportion in the process to promote precipitation and filtration of sediment, suspended matters, colloid and other impurities in the water, automatically detecting the adding time and the dosage of the water purifying agent according to a water quality detection device, automatically calculating by a system program, then transmitting configuration information to a full-automatic medicament adding device, automatically configuring the medicament by the medicament adding device according to the program, automatically adding the medicament into a water quality purifying water tank at regular time and quantitatively, mixing and stirring the medicament with the wastewater, and flowing the treated clean water into a water inlet tank for standby;
Step5 concrete mixing, starting a belt conveyor 631 at the bottom of the coarse aggregate bin 23 and the fine aggregate bin 22 to transport to the end of an aggregate transport channel, then vertically transporting by a bucket elevator feeder, entering a concrete mixing station through a pipeline, pumping concrete mixing water to the mixing station by a water purifying pond through a water pump, and vertically transporting fly ash and cement from a fly ash bin and a cement bin to the mixing station through the bucket elevator feeder respectively to finish concrete mixing.
Preferably, in the step1 to step5, the automatic hull balance subsystem is started all the time, the hull balance condition is monitored automatically, the level sensor transmits hull stability information to the control main board in real time, when the value of the level sensor exceeds a preset threshold value, the control main board automatically calculates the water injection quantity or the water discharge quantity of the hull partition balance water sump, and the automatic water pump is started to inject water or discharge water to the hull partition balance water sump so as to maintain hull balance all the time.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present invention, which is intended to be covered by the scope of the claims of the present invention.
Claims (9)
1. The shipborne concrete production system comprises a ship body and is characterized by comprising a storage cabin, a stone collecting subsystem, a stone crushing subsystem, a fine aggregate processing subsystem and a concrete mixing subsystem, wherein the stone crushing subsystem is connected to the lower end of the stone collecting subsystem, and the fine aggregate processing subsystem is connected to the lower end of the stone crushing subsystem; wherein the method comprises the steps of
The stone collecting subsystem comprises an air compressor, an air pipe, a cutter suction type device, a single-arm rotary crane, a stone suction pipeline and a filter screen, wherein the air compressor forms negative pressure gas through the air pipe and then passes through the cutter suction type device, the single-arm rotary crane is used for hoisting the cutter suction type device for adjusting the range of the cutter suction type device for collecting stones and river water, one end of the stone suction pipeline is connected with the cutter suction type device, and the other end of the stone suction pipeline is connected with the filter screen;
The stone crushing subsystem comprises crushing equipment, screening equipment and a distributing hopper which are sequentially arranged from top to bottom, and the outlet end of the stone suction pipeline is led into the crushing equipment;
The fine aggregate processing subsystem comprises sand making equipment, sand washing equipment and dewatering equipment which are sequentially arranged from top to bottom, and is arranged at the lower side of screening equipment of the stone crushing subsystem and used for further processing crushed coarse aggregate through the sand making equipment to form fine aggregate; the fine aggregate processing subsystem further comprises a water pump and a pipeline connected with the water pump, wherein the water pump is connected with the pipeline and then is used for pumping purified water into sand washing equipment for washing sand, and the sand washing is used for completing dehydration treatment of the fine aggregate by the dehydration equipment;
The concrete mixing subsystem comprises a mixing station, a raw material conveying pipeline and raw material conveying equipment, wherein the raw material conveying equipment comprises a belt conveyor and a bucket elevator, and further comprises a water pump for adding water and a water adding pipe connected to the water pump.
2. The shipborne concrete production system of claim 1, wherein the storage tanks are arranged below the deck, the storage tanks comprise a disposal bin, a fine aggregate bin, a classified coarse aggregate bin, a clean water tank for life and production, a fly ash bin and a cement bin, and the disposal bin, the fine aggregate bin, the classified coarse aggregate bin, the clean water tank for life and production, the fly ash bin and the cement bin are symmetrically distributed on two sides of the ship body.
3. The shipborne concrete production system of claim 1, further comprising a hull automatic balancing subsystem, wherein the hull automatic balancing subsystem comprises hull partition balancing water tanks, the hull partition balancing water tanks are distributed around the hull, the system further comprises a level sensor, a control main board and an automatic water pump, the level sensor and the control main board are installed on the hull, the automatic water pump is arranged in each hull partition balancing water tank, one end of the automatic water pump is communicated to the bottom of the hull partition balancing water tank, the other end of the automatic water pump is communicated below the water surface of a river channel, the level sensor and the automatic water pump are respectively electrically connected with the control main board, the level sensor is used for transmitting hull stability information to the control main board in real time, and when the level sensor value exceeds a preset threshold value, the control main board automatically calculates water injection quantity or water drainage quantity of the hull partition balancing water tanks, and then the automatic water pump is started to water injection quantity or water drainage of the hull partition balancing water tanks.
4. The shipborne concrete production system of claim 1, further comprising a conveying subsystem, wherein the conveying subsystem comprises a concrete pump machine, a single-arm rotary crane or a rotary table shared by the winch-suction type equipment and a pump pipe, and the conveying subsystem is used for completing variable-amplitude and steering feeding by the variable-amplitude pump pipe under the lifting of the single-arm rotary crane or the rotation of the rotary table after finished concrete enters the concrete pump machine through a chute so as to meet the distribution requirements of different positions.
5. The on-board concrete production system of claim 1, wherein: the system also comprises a water purification subsystem, wherein the water purification subsystem comprises a sedimentation tank, a water purification device and a control main board, the water purification device is communicated with the sedimentation tank, the sedimentation tank comprises a coagulation tank, a sedimentation tank and a filter tank, flow monitoring instruments are arranged at the inlet of the coagulation tank and the inlet of the water purification device, and a water quality detection instrument is arranged in the water purification device; the full-automatic dosing device is used for adding medicaments into the coagulation box and the water purifying equipment, and the flow monitoring instrument, the water quality detecting instrument and the full-automatic dosing device are respectively and electrically connected with the control main board.
6. The on-board concrete production system of claim 2, wherein: the storage cabins are symmetrically distributed on two sides of the ship body, and the stone collecting subsystem, the stone crushing subsystem, the fine aggregate processing subsystem and the concrete mixing subsystem are arranged on the long axis of the ship body.
7. The on-board concrete production system of claim 2, wherein: the system for the ship comprises ship machine room power equipment, a ship living room and a ship tool room, and domestic sewage in the ship living room is discharged into the water purifying tanks for living and production.
8. The production method of the shipborne concrete is characterized by comprising the following steps of:
Step1, starting an automatic hull balancing subsystem, keeping balance in the loading process, and loading sufficient cement, fly ash and additives;
step2, berthing the ship to a preset position, starting a stone collecting subsystem to collect stones, or collecting stones while cleaning river sediment, primarily screening by a filter screen, enabling qualified stones to enter a stone crushing subsystem, and enabling unqualified stones to enter a discarding bin;
Step3, starting a stone crushing subsystem to crush and screen qualified stones, dehydrating the qualified stones, entering a coarse aggregate bin, returning part of coarse aggregates to the stone crushing system to crush according to the required amount of fine aggregates to form finer aggregates, enabling the finer aggregates to enter a fine aggregate processing subsystem to further crush or rod mill sand, then performing screening and dehydration procedures, enabling the qualified fine aggregates to enter the fine aggregate bin, and enabling sewage to flow into a water sedimentation tank;
Step4, filtering and precipitating the sewage in the sedimentation tank Step by Step through a coagulation tank, a precipitation tank and a filter tank, adding a water purifying agent in proportion in the process to promote precipitation and filtration of sediment, suspended matters, colloid and other impurities in the water, automatically detecting the adding time and the dosage of the water purifying agent according to a water quality detection device, automatically calculating by a system program, then transmitting configuration information to a full-automatic agent adding device, automatically configuring the agent by the agent adding device according to the program, automatically adding the agent into a water quality purifying water tank at regular time and quantitatively, mixing and stirring the agent with the sewage, and flowing the treated clear water into the water purifying tank for standby;
step5 concrete mixing, starting belt conveyors at the bottoms of the coarse aggregate bin and the fine aggregate bin, conveying aggregate to a bucket-lift feeder through the belt conveyors, vertically conveying the aggregate by the bucket-lift feeder, enabling the aggregate to enter a concrete mixing station through a pipeline, pumping concrete mixing water to the mixing station through a water pump from a water purifying pond, and vertically conveying fly ash and cement from a fly ash bin and a cement bin to the mixing station through the bucket-lift feeder respectively to finish concrete mixing.
9. The method for producing the shipborne concrete according to claim 8, wherein: in the step 1-step 5 process, the automatic hull balance subsystem is started all the time, the hull balance condition is automatically monitored, the level sensor transmits hull stability information to the control main board in real time, when the level sensor value exceeds a preset threshold value, the control main board automatically calculates the water injection quantity or the water discharge quantity of the hull partition balance water sump, and an automatic water pump is started to inject water or discharge water to the hull partition balance water sump so as to always maintain the hull balance.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211620039.4A CN116394407B (en) | 2022-12-15 | 2022-12-15 | Shipborne concrete production system and method |
| PCT/CN2023/074769 WO2024124674A1 (en) | 2022-12-15 | 2023-02-07 | Shipborne concrete production system and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211620039.4A CN116394407B (en) | 2022-12-15 | 2022-12-15 | Shipborne concrete production system and method |
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| CN116394407A CN116394407A (en) | 2023-07-07 |
| CN116394407B true CN116394407B (en) | 2024-05-28 |
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| WO (1) | WO2024124674A1 (en) |
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| JP2003341587A (en) * | 2002-05-24 | 2003-12-03 | Fuji Kaiji Kogyo Kk | Ship regenerating aggregate for freshly mixed concrete |
| CN203600434U (en) * | 2013-11-21 | 2014-05-21 | 三一汽车制造有限公司 | Stirring ship |
| CN112429159A (en) * | 2020-10-23 | 2021-03-02 | 中交第四航务工程局有限公司 | Small-size precision construction ship |
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| CN2271959Y (en) * | 1996-09-16 | 1998-01-07 | 杭州和达混凝土机械工程有限公司 | Concrete mixing ship |
| KR20070077720A (en) * | 2006-01-24 | 2007-07-27 | (유)선일건설 | Ship having concrete and asphalt concrete mixer |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2024124674A1 (en) | 2024-06-20 |
| CN116394407A (en) | 2023-07-07 |
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