CN110426508B - Slump adjusting device and slump adjusting method for ready-mixed concrete mixture - Google Patents
Slump adjusting device and slump adjusting method for ready-mixed concrete mixture Download PDFInfo
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- CN110426508B CN110426508B CN201910771621.2A CN201910771621A CN110426508B CN 110426508 B CN110426508 B CN 110426508B CN 201910771621 A CN201910771621 A CN 201910771621A CN 110426508 B CN110426508 B CN 110426508B
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- transport vehicle
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- 239000004567 concrete Substances 0.000 title claims abstract description 84
- 239000000203 mixture Substances 0.000 title claims abstract description 73
- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000012544 monitoring process Methods 0.000 claims description 47
- 239000003638 chemical reducing agent Substances 0.000 claims description 45
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 45
- 238000010276 construction Methods 0.000 claims description 36
- 238000003331 infrared imaging Methods 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 238000005516 engineering process Methods 0.000 claims description 5
- 238000013500 data storage Methods 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 238000003384 imaging method Methods 0.000 claims 1
- 238000004891 communication Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000011395 ready-mix concrete Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/42—Apparatus specially adapted for being mounted on vehicles with provision for mixing during transport
- B28C5/4203—Details; Accessories
- B28C5/4206—Control apparatus; Drive systems, e.g. coupled to the vehicle drive-system
- B28C5/422—Controlling or measuring devices
-
- 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
- B28C7/14—Supply means incorporated in, or mounted on, mixers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/38—Concrete; Lime; Mortar; Gypsum; Bricks; Ceramics; Glass
- G01N33/383—Concrete or cement
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Medicinal Chemistry (AREA)
- Physics & Mathematics (AREA)
- Ceramic Engineering (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Food Science & Technology (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Dispersion Chemistry (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The invention provides a slump adjusting device of ready-mixed concrete mixture with high efficiency and capability of saving human resources and an adjusting method thereof.
Description
[ field of technology ]
The invention relates to a slump adjusting device and a slump adjusting method for a ready-mixed concrete mixture.
[ background Art ]
Ready-mix concrete (GB/T14202-2012) defines ready-mix concrete as: concrete produced at a mixing station (building) and delivered to a place of use by means of a transport device, is a mix at the time of delivery. The ready mixed concrete mixture is generally transported by a concrete mixer truck, and the performance (mainly slump) of the ready mixed concrete mixture has important influence on the workability, mechanical property, structural durability and long-term performance of the concrete. The performance (mainly slump) of the mixture in the transportation state of the ready-mixed concrete is greatly influenced by the self-performance, environmental conditions, transportation time and the like of the ready-mixed concrete, and whether the working performance of the concrete mixture meets the construction requirement is difficult to predict. At present, concrete production enterprises need to arrange a large number of technicians to perform field technology service, occupy a large amount of human resources and have low efficiency.
[ invention ]
The invention aims to provide a slump adjusting device and a slump adjusting method for a ready-mixed concrete mixture, which have high efficiency and can save human resources.
The purpose of the invention is realized in the following way:
the slump adjusting device of the ready-mixed concrete mixture comprises a video monitoring system which is arranged on a feed inlet and is used for carrying out infrared imaging on the ready-mixed concrete mixture stored in a tank body of a transport vehicle, a water reducing agent storage metering system which is arranged on the transport vehicle and is used for adding a water reducing agent into the tank body of the transport vehicle when the slump of the ready-mixed concrete mixture in the tank body of the transport vehicle is low, a rotation control system which is arranged on the transport vehicle and is used for controlling the reverse rotation and forward rotation of a speed gear of the tank body of the transport vehicle, a main control system which is arranged in a concrete production enterprise and a display system, wherein the video monitoring system is in wireless connection with the display system so that the display system displays the infrared imaging of the video monitoring system in real time for a monitoring technician to judge the slump of the ready-mixed concrete mixture stored in the tank body of the transport vehicle, the main control system is in wireless connection with the water reducer storage metering system so that the main control system remotely controls the water reducer storage metering system to add the water reducer into the transport vehicle tank body when the slump is smaller, the main control system is in wireless connection with the rotation control system so that the main control system can remotely send a reverse rotation signal, a fast forward rotation signal and a slow forward rotation signal to the rotation control system, thereby controlling the transport vehicle tank body to reversely rotate when the transport vehicle reaches a construction site and the slump is determined to meet the construction requirement, enabling the transport vehicle to discharge the ready mixed concrete mixture stored in the transport vehicle tank body through the discharge hopper, controlling the transport vehicle tank body to positively rotate when the slump is smaller, and the slow gear forward rotation of the tank body of the transport vehicle is controlled in the transport process of the transport vehicle.
According to the slump adjusting device for the ready-mixed concrete mixture, the water reducer storage metering system is provided with the pipeline communicated with the feed inlet so as to be used for adding the water reducer stored in the water reducer storage metering system into the transport vehicle tank body from the feed inlet.
The slump adjusting device of the ready-mixed concrete mixture further comprises a data storage system electrically connected with the main control system and the display system for storing data.
The slump adjusting device of ready-mixed concrete mixture as described above further comprises a GPS system for monitoring the real-time position of the transport vehicle.
The adjusting method of the slump adjusting device for the ready-mixed concrete mixture comprises the following steps:
a: the slump judgment, the video monitoring system carries out infrared imaging on the ready-mixed concrete mixture stored in the tank body of the transport vehicle and transmits the infrared imaging to the display system through wireless, the display system displays the infrared imaging of the video monitoring system in real time, a monitoring technician of a concrete production enterprise observes the working performance of the ready-mixed concrete mixture stored in the tank body of the transport vehicle in real time and judges the slump of the ready-mixed concrete mixture, if the monitoring technician judges that the slump is smaller, the step B is executed, if the monitoring technician judges that the slump is larger, the step C is directly executed, and if the monitoring technician judges that the slump meets the construction requirement, the step D is directly executed;
b: adding a water reducer, a monitoring technician remotely controls a water reducer storage metering system through a main control system to add a proper amount of water reducer into a transport vehicle tank body, and remotely sends a fast forward rotation signal to a rotation control system through the main control system so that the rotation control system controls the transport vehicle tank body to perform fast forward rotation, so that the added water reducer and the ready-mixed concrete mixture are fully stirred until the slump of the ready-mixed concrete mixture meets the construction requirement, and then the step D is executed;
c: stopping adjustment and returning to the enterprise, and stopping adjustment by a monitoring technician and directly notifying the transport vehicle personnel to return the ready-mixed concrete mixture to the enterprise for treatment;
d: unloading construction, the monitoring technician is through main control system to rotate control system long-range transmission reverse rotation signal so that rotate control system control transport vechicle jar body and carry out reverse rotation to make this transport vechicle through the discharge hopper will carry out unloading construction to the ready-mixed concrete mixture of storing in the transport vechicle jar body.
In the adjusting method of the slump adjusting device for the ready-mixed concrete mixture, in the step B, the rotation control system controls the carrier vehicle tank body to perform rapid forward rotation for 120s-180s.
The adjusting method of the slump adjusting device for the ready-mixed concrete mixture comprises the following steps in the transportation process of a transport vehicle:
e: the main control system remotely sends a slow-gear forward rotation signal to the rotation control system, so that the rotation control system controls the transportation vehicle tank body to rotate forward in a slow gear manner to stir the ready-mixed concrete mixture stored in the transportation vehicle tank body at a slow speed.
In the method for adjusting the slump adjusting device for ready-mixed concrete mixture, before the step A is performed, whether the transport vehicle arrives at the construction site or not needs to be judged through a GPS system, the step A is performed if the transport vehicle arrives at the construction site, and the step A is not performed if the transport vehicle does not arrive at the construction site.
Compared with the prior art, the invention has the following technical characteristics:
1. the working performance of the premixed concrete mixture in the construction process can be remotely and automatically adjusted by an informatization technology in a production enterprise, so that technical personnel are not required to go to a construction site to carry out field technical service, further, human resources of the enterprise are saved, and the workload and the working strength of the technical personnel are reduced.
2. The slump of the ready-mixed concrete mixture is monitored in real time by utilizing a wireless communication technology and is adjusted timely, so that the method is high in timeliness and efficiency.
3. The main control system is used for remotely sending a rotation signal to the rotation control system so as to control the rotation state of the tank body of the transport vehicle, further prevent construction site personnel from unloading the ready-mixed concrete mixture stored in the tank body of the transport vehicle under the condition that the slump does not meet the construction requirement, and therefore, the reliability is high and the quality of delivering the mixture can be improved.
[ description of the drawings ]
The invention is described in further detail below with reference to the attached drawing figures, wherein:
fig. 1 is a schematic structural view of the present invention.
[ detailed description ] of the invention
The slump adjusting device for the ready-mixed concrete mixture comprises a video monitoring system 1 which is arranged on a feed inlet 20 and is used for carrying out infrared imaging on the ready-mixed concrete mixture stored in a transport vehicle tank body 10, a water reducing agent storage metering system 2 which is arranged on the transport vehicle and is used for adding a water reducing agent into the transport vehicle tank body 10 when the slump of the ready-mixed concrete mixture in the transport vehicle tank body 10 is low, a rotation control system 3 which is arranged on the transport vehicle and is used for controlling the transport vehicle tank body 10 to rotate reversely and forward and backward, a main control system 4 which is arranged in a concrete production enterprise and a display system 5, wherein the video monitoring system 1 is in wireless connection with the display system 5 so that the display system 5 displays the infrared imaging of the video monitoring system 1 in real time for a monitoring technician to judge the slump of the ready-mixed concrete mixture stored in the transport vehicle tank body 10, the main control system 4 is in wireless connection with the water reducer storage metering system 2 so that the main control system 4 can remotely control the water reducer storage metering system 2 to add the water reducer into the transport vehicle tank body 10 when the slump is smaller, the main control system 4 is in wireless connection with the rotation control system 3 so that the main control system 4 can remotely send a reverse rotation signal, a fast forward rotation signal and a slow forward rotation signal to the rotation control system 3, thereby controlling the transport vehicle tank body 10 to reversely rotate when the transport vehicle arrives at a construction site and the slump is judged to meet the construction requirement, enabling the transport vehicle to carry out discharging construction on ready mixed concrete mixture stored in the transport vehicle tank body 10 through the discharging hopper 30, controlling the transport vehicle tank body 10 to forward rotate in fast gear when the slump is smaller, and the slow gear forward rotation of the transport vehicle tank body 10 is controlled in the transport process of the transport vehicle.
The water reducer storage and metering system 2 is provided with a pipeline 21 communicated with the feed inlet 20, so that the water reducer stored in the water reducer storage and metering system 2 is added into the transport vehicle tank body 10 from the feed inlet 20. The water reducing agent storage and metering system 2 and the pipeline 21 do not interfere with the rotation of the transport vehicle tank 10 and do not rotate therewith. The water reducer storage metering system 2 is further provided with a delivery assembly for driving the water reducer stored in the water reducer storage metering system 2 to be delivered to the feed inlet 20 through a pipeline 21. Meanwhile, the water reducer storage metering system 2 is also provided with a metering module for metering the water reducer added into the transport vehicle tank body 10 through the pipeline 21, so that the water reducer required to be added by the main control system 4 is met.
The video monitoring system 1 is provided with a wireless communication module which is used for being in wireless connection with the display system 5, and the display system 5 adopts a liquid crystal display for displaying. The water reducer storage metering system 2 and the rotation control system 3 are also provided with wireless communication modules for wireless connection with the main control system 4.
The slump adjusting device for the ready-mixed concrete mixture further comprises a data storage system 6 electrically connected with the main control system 4 and the display system 5 for storing data, so that the prior monitoring video and adjusting record can be conveniently adjusted at any time.
The slump adjusting device of the ready-mixed concrete mixture further comprises a GPS system 7 for monitoring the real-time position of the transport vehicle. Different transport vehicles correspond to different positions on the GPS system 7, so that monitoring personnel can conveniently observe and adjust ready-mixed concrete mixtures on the transport vehicles reaching a construction site.
The adjusting method of the slump adjusting device for the ready-mixed concrete mixture comprises the following steps:
a: the slump judgment, the video monitoring system 1 carries out infrared imaging on the ready-mixed concrete mixture stored in the transport vehicle tank body 10 and transmits the infrared imaging to the display system 5 through wireless, the display system 5 displays the infrared imaging of the video monitoring system 1 in real time, a monitoring technician of a concrete production enterprise observes the working performance of the ready-mixed concrete mixture stored in the transport vehicle tank body 10 in real time and judges the slump of the ready-mixed concrete mixture, if the monitoring technician judges that the slump is smaller, the step B is executed, if the monitoring technician judges that the slump is larger, the step C is directly executed, and if the monitoring technician judges that the slump meets the construction requirement, the step D is directly executed;
b: adding a water reducer, a monitoring technician remotely controls a water reducer storage metering system 2 to add a proper amount of water reducer into a transport vehicle tank body 10 through a main control system 4, and remotely sends a fast forward rotation signal to a rotation control system 3 through the main control system 4 so that the rotation control system 3 controls the transport vehicle tank body 10 to perform fast forward rotation, so that the added water reducer and a ready mixed concrete mixture are fully stirred until the slump of the ready mixed concrete mixture meets the construction requirement, and then a step D is executed;
c: stopping adjustment and returning to the enterprise, and stopping adjustment by a monitoring technician and directly notifying the transport vehicle personnel to return the ready-mixed concrete mixture to the enterprise for treatment;
d: the unloading construction, the monitoring technician is through the control system 4 to rotate control system 3 long-range transmission reverse rotation signal in order to make rotation control system 3 control transport vechicle jar body 10 reverse rotation to make this transport vechicle carry out the construction of unloading to the ready-mixed concrete mixture that stores in transport vechicle jar body 10 through discharge hopper 30. The reverse rotation prohibiting function can be started, and is started all the time before the slump of the ready-mixed concrete mixture does not meet the construction requirement, so that the ready-mixed concrete mixture stored in the transport vehicle tank body 10 is prevented from being discharged by a construction site worker under the condition that the slump does not meet the construction requirement, and can be closed by the main control system 4 to smoothly perform the discharge construction when the slump meets the construction requirement.
In the step B, the rotation control system 3 controls the carrier vehicle tank body 10 to perform the forward rotation in the fast gear for 120s-180s.
In the transportation process of the transport vehicle, the method further comprises the following steps: e: the main control system 4 remotely sends a slow forward rotation signal to the rotation control system 3, so that the rotation control system 3 controls the transport vehicle tank body 10 to rotate forward in a slow speed to stir the ready-mixed concrete mixture stored in the transport vehicle tank body 10 at a slow speed.
Before the step A, the GPS system 7 is needed to judge whether the transport vehicle arrives at the construction site, if so, the step A is carried out, and if not, the step A is not carried out.
The monitoring technician judges the working performance of the ready-mixed concrete mixture according to experience, the ready-mixed concrete mixture is generally dry when the slump is low, and the monitoring technician controls the amount of the water reducer to be added through the main control system 4 according to the low slump degree and experience when the step B is carried out. And when the slump is larger or even segregates, the ready-mixed concrete mixture is excessively wet and cannot meet the construction requirement, and the step C is needed to be immediately carried out and the ready-mixed concrete mixture is returned to be processed.
Claims (8)
1. The slump adjusting device for the ready mixed concrete mixture is characterized by comprising a video monitoring system (1) which is arranged on a feed inlet (20) and used for carrying out infrared imaging on the ready mixed concrete mixture stored in a transport vehicle tank body (10), a water reducing agent storage metering system (2) which is arranged on a transport vehicle and used for adding a water reducing agent into the transport vehicle tank body (10) when the slump of the ready mixed concrete mixture in the transport vehicle tank body (10) is low, a rotation control system (3) which is arranged on the transport vehicle and used for controlling the transport vehicle tank body (10) to reversely rotate and rotate in a forward and backward direction, a main control system (4) which is arranged in a concrete production enterprise and a display system (5), wherein the video monitoring system (1) is in wireless connection with the display system (5) so that the display system (5) displays the imaging of the video monitoring system (1) in real time for a monitoring technology to judge the slump of the ready mixed concrete mixture stored in the transport vehicle tank body (10), the main control system (4) is in wireless connection with the water reducing agent metering system (4) to the water reducing agent storage metering system (2) when the water reducing agent is in the transport vehicle tank body (10) is in wireless connection with the main control system (4), the main control system (4) is in wireless connection with the rotation control system (3), so that the main control system (4) can remotely send a reverse rotation signal, a fast forward rotation signal and a slow forward rotation signal to the rotation control system (3), the rotation control system (3) controls the transport vehicle tank body (10) to reversely rotate when the transport vehicle arrives at a construction site and the slump is judged to meet construction requirements, the transport vehicle can discharge premixed concrete mixture stored in the transport vehicle tank body (10) through the discharge hopper (30), the transport vehicle tank body (10) is controlled to positively rotate in a fast gear when the slump is judged to be smaller, and the transport vehicle tank body (10) is controlled to positively rotate in a slow gear in the transport vehicle transportation process.
2. The slump adjusting device of ready-mixed concrete mixture according to claim 1, characterized in that the water reducing agent storage metering system (2) is provided with a pipeline (21) communicated with the feed inlet (20) for adding the water reducing agent stored in the water reducing agent storage metering system (2) into the transport vehicle tank (10) from the feed inlet (20).
3. The slump adjusting means of ready mixed concrete admixture according to claim 1, further comprising a data storage system (6) electrically connected to said main control system (4) and display system (5) for storing data.
4. Slump adjustment means for ready mixed concrete mix according to claim 1, characterized by further comprising a GPS system (7) for monitoring the real time position of the transport vehicle.
5. A method for adjusting a slump adjusting means of a ready-mixed concrete mixture according to claim 1 to 4, characterized by comprising the steps of:
a: the slump judgment, the video monitoring system (1) carries out infrared imaging on the ready-mixed concrete mixture stored in the transport vehicle tank body (10) and transmits the infrared imaging to the display system (5) in a wireless mode, the display system (5) displays the infrared imaging of the video monitoring system (1) in real time, a monitoring technician of a concrete production enterprise observes the working performance of the ready-mixed concrete mixture stored in the transport vehicle tank body (10) in real time and judges the slump of the ready-mixed concrete mixture, if the monitoring technician judges that the slump is smaller, the step B is executed, if the monitoring technician judges that the slump is larger, the step C is directly executed, and if the monitoring technician judges that the slump meets the construction requirement, the step D is directly executed;
b: adding a water reducer, a monitoring technician remotely controls a water reducer storage metering system (2) through a main control system (4) to add a proper amount of water reducer into a transport vehicle tank body (10), and remotely sends a fast forward rotation signal to a rotation control system (3) through the main control system (4) so that the rotation control system (3) controls the transport vehicle tank body (10) to perform fast forward rotation, so that the added water reducer and a ready mixed concrete mixture are fully stirred until the slump of the ready mixed concrete mixture meets the construction requirement, and then the step D is executed;
c: stopping adjustment and returning to the enterprise, and stopping adjustment by a monitoring technician and directly notifying the transport vehicle personnel to return the ready-mixed concrete mixture to the enterprise for treatment;
d: unloading construction, a monitoring technician remotely sends a reverse rotation signal to the rotation control system (3) through the main control system (4) so that the rotation control system (3) controls the transport vehicle tank body (10) to reversely rotate, and accordingly the transport vehicle can carry out unloading construction on ready-mixed concrete mixture stored in the transport vehicle tank body (10) through the unloading hopper (30).
6. The method according to claim 5, wherein in step B, the rotation control system (3) controls the carrier tank (10) to perform the rapid forward rotation for 120s-180s.
7. The method for adjusting a slump adjusting means of a ready-mixed concrete admixture according to claim 5, further comprising the steps of, during transportation by a transportation vehicle:
e: the main control system (4) remotely sends a slow-gear forward rotation signal to the rotation control system (3) so that the rotation control system (3) controls the transport vehicle tank body (10) to rotate forward in a slow-gear manner to stir the ready-mixed concrete mixture stored in the transport vehicle tank body (10) at a slow speed.
8. The method according to any one of claims 5 to 7, wherein before the step a, it is determined by a GPS system (7) whether the carrier vehicle arrives at the construction site, if so, the step a is performed, and if not, the step a is not performed.
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| CN201910771621.2A CN110426508B (en) | 2019-08-21 | 2019-08-21 | Slump adjusting device and slump adjusting method for ready-mixed concrete mixture |
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| CN201910771621.2A CN110426508B (en) | 2019-08-21 | 2019-08-21 | Slump adjusting device and slump adjusting method for ready-mixed concrete mixture |
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| CN110426508B true CN110426508B (en) | 2024-02-20 |
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| CN111633828B (en) * | 2020-05-28 | 2021-07-30 | 三一专用汽车有限责任公司 | Measuring device, mixing drum, concrete mixing and transporting vehicle and measuring method |
| CN111716539B (en) * | 2020-06-16 | 2021-04-02 | 中联重科股份有限公司 | Method, device and system for detecting slump and stirring type engineering machinery |
| CN112177334A (en) * | 2020-09-23 | 2021-01-05 | 湖南省合创渣土运输有限公司 | Concrete pouring process |
| CN112125641A (en) * | 2020-09-23 | 2020-12-25 | 湖南省合创渣土运输有限公司 | Preparation and production process of concrete |
| CN112345410A (en) * | 2020-11-06 | 2021-02-09 | 河北建设集团股份有限公司 | Device capable of observing concrete slump abnormity in real time |
| CN113516339A (en) * | 2021-04-01 | 2021-10-19 | 邝文辉 | Concrete-based operation method |
| US11992969B2 (en) | 2021-06-04 | 2024-05-28 | Oshkosh Corporation | Mixer autonomy mode |
| CN115056356A (en) * | 2022-06-29 | 2022-09-16 | 厦门豪主意智造科技有限公司 | Vehicle-mounted concrete mixture remote monitoring and adjusting system and method |
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| CN110426508A (en) | 2019-11-08 |
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