CN114563314A - Rapid automatic detection system and method for concrete sand entering field - Google Patents
Rapid automatic detection system and method for concrete sand entering field Download PDFInfo
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- CN114563314A CN114563314A CN202210130275.1A CN202210130275A CN114563314A CN 114563314 A CN114563314 A CN 114563314A CN 202210130275 A CN202210130275 A CN 202210130275A CN 114563314 A CN114563314 A CN 114563314A
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- 238000001514 detection method Methods 0.000 title claims abstract description 150
- 239000004567 concrete Substances 0.000 title claims abstract description 36
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- 239000000463 material Substances 0.000 claims abstract description 116
- 238000003756 stirring Methods 0.000 claims abstract description 116
- 238000005070 sampling Methods 0.000 claims abstract description 112
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 107
- 238000010191 image analysis Methods 0.000 claims abstract description 47
- 239000002245 particle Substances 0.000 claims abstract description 46
- 238000000265 homogenisation Methods 0.000 claims abstract description 34
- 238000012216 screening Methods 0.000 claims abstract description 32
- 239000008187 granular material Substances 0.000 claims abstract description 20
- 238000007599 discharging Methods 0.000 claims description 29
- 238000011010 flushing procedure Methods 0.000 claims description 27
- 239000007788 liquid Substances 0.000 claims description 18
- 238000007790 scraping Methods 0.000 claims description 17
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
- G01N15/02—Investigating particle size or size distribution
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
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- 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
Abstract
The invention provides a rapid automatic detection system and a rapid automatic detection method for concrete sand entering, which comprises an automatic sampling module, an automatic water content detection module, a material homogenization module, a granular material image analysis module, an automatic screening module, a mud content detection module and a control module; the automatic sampling module samples the whole vehicle sand; the automatic water content detection module detects the water contents of the finished vehicle sand at different depths; the material homogenizing module is used for stirring and homogenizing the sample; the particle material image analysis module detects the gradation and fineness modulus of the sample; the automatic screening module filters the sample; and the mud content detection module is used for detecting the mud content of the sample. The invention realizes the automatic detection of the water content, the sand fineness modulus, the sand grading and the sand mud content of the sand of the whole vehicle without manual operation, improves the automation and the intelligent degree of the sand entrance detection, saves a large amount of time and manpower, shortens the sand detection time and improves the sand detection precision.
Description
Technical Field
The invention relates to the technical field of sand detection equipment, in particular to a rapid automatic detection system and a rapid automatic detection method for concrete sand entering.
Background
Concrete is currently the largest man-made material in the present day, and is also the most predominant building material. The sandstone aggregate plays an important role in concrete, plays a role of a framework, transfers stress, can support load even without cement paste, and simultaneously inhibits shrinkage and prevents cracking. Therefore, after the whole vehicle sand enters the field, the sand needs to be detected before unloading.
At present, sand is mostly detected by manually sampling and then manually detecting the water content, the sand fineness modulus, the sand grading, the sand mud content or the stone powder content of a sand sample. The method has the problems of low automation degree, large time and labor consumption, difficulty in ensuring detection precision due to the influence of manual operation, and the like.
Disclosure of Invention
The invention provides a rapid automatic detection system and a rapid automatic detection method for sand for concrete, which are used for solving the defects that the automation degree of the sand for concrete detection in the prior art is low, a large amount of time and labor are required to be consumed, the detection precision is difficult to ensure and the like, realizing the automatic detection of the water content, the sand fineness modulus, the sand gradation and the sand mud content of the sand of the whole vehicle, avoiding manual operation, improving the automation and the intelligent degree of the sand entrance detection, saving a large amount of time and labor, shortening the sand detection time and improving the sand detection precision.
The invention provides a rapid automatic detection system for concrete sand entering, which comprises an automatic sampling module, an automatic water content detection module, a material homogenization module, a granular material image analysis module, an automatic screening module, a mud content detection module and a control module, wherein the automatic sampling module is used for sampling the sand;
the automatic sampling module is used for sampling the whole vehicle sand and moving the sample into the material homogenizing module;
the automatic water content detection module is used for detecting the water content of the finished vehicle sand at different depths;
the material homogenizing module is used for stirring and homogenizing sample sand and transmitting the stirred and homogenized sample to the particle material image analyzing module;
the particle material image analysis module is used for detecting the grading and fineness modulus of the sample sand and transmitting the sample sand to the automatic screening module;
the automatic screening module is positioned between the granular material image analysis module and the mud content detection module and is used for filtering sample sand;
the mud content detection module is used for detecting the mud content of the filtered sample sand;
the control module is respectively and electrically connected with the automatic sampling module, the automatic moisture content detection module, the material homogenization module, the granular material image analysis module, the automatic screening module and the mud content detection module.
According to the rapid automatic detection system for the concrete sand entering field, provided by the invention, the automatic sampling module comprises an overhead frame, a sampling machine and a sampling head, wherein the sampling machine is movably arranged on the overhead frame, the sampling head is fixedly arranged on the sampling machine, and the sampling machine and the sampling head are respectively and electrically connected with the control module.
According to the rapid automatic detection system for the concrete sand entering field, provided by the invention, the automatic sampling module further comprises a track and a moving trolley, the track is installed at the upper end of the overhead, the moving trolley is movably installed in the track, the moving trolley is electrically connected with the control module, and the sampling machine is fixedly installed on the moving trolley.
According to the rapid automatic detection system for the sand for concrete entering the field, provided by the invention, the automatic detection module for the moisture content comprises at least one rod type microwave moisture meter, the rod type microwave moisture meter is fixedly arranged on the automatic sampling module, the rod type microwave moisture meter is electrically connected with the control module, and the lower end of the rod type microwave moisture meter is a tip.
According to the rapid automatic detection system for the concrete sand entering, provided by the invention, the material homogenization module comprises a stirring barrel, a first stirring assembly, a scraping assembly and a discharging assembly:
the bottom of the stirring barrel is provided with a discharge port;
the first stirring assembly is arranged in the stirring barrel;
the scraping component is mounted on the first stirring component and is attached to the inner wall surface of the stirring barrel;
the subassembly of unloading with the bin outlet is connected, and the subassembly of unloading can make the bin outlet switches between open mode and closed state, wherein open mode, the agitator passes through bin outlet and external intercommunication the closed state, the agitator does not communicate with the external world.
According to the rapid automatic detection system for the concrete sand entering field, provided by the invention, the particle material image analysis module comprises at least one wet image granularity analyzer, and the wet image granularity analyzer is electrically connected with the control module.
According to the rapid automatic detection system for the concrete sand entering field provided by the invention, the wet image granularity analyzer comprises a dispersing barrel, a sampling hand and a detection unit, wherein the dispersing barrel comprises a barrel body, a second stirring assembly, a flushing assembly and an automatic discharging assembly:
the lower part of the barrel body is conical, and a water outlet is formed in the middle of the lower part of the barrel body;
the second stirring assembly is arranged in the barrel body and is used for stirring materials in the barrel body;
the flushing assembly is arranged at the upper end of the barrel body and is used for flushing the side wall surface of the barrel body;
the automatic discharging assembly is connected with the water outlet and can enable the water outlet to be switched between an open state and a closed state, wherein in the open state, the barrel body is communicated with the outside through the water outlet, and in the closed state, the barrel body is not communicated with the outside.
According to the rapid automatic detection system for the sand for concrete entering the field, provided by the invention, the mud content detection module comprises a box body and a turbidity meter, the turbidity meter is arranged in the box body and is electrically connected with the control module, an automatic discharge valve is arranged at a water outlet of the box body, and the automatic discharge valve is electrically connected with the control module.
According to the rapid automatic detection system for the concrete sand entering, provided by the invention, the rapid automatic detection system for the concrete sand entering further comprises a material conveying pipeline, one end of the material conveying pipeline is communicated with a feeding hole of the material homogenizing module, the other end of the material conveying pipeline is positioned below the automatic sampling module, an automatic feeding door is arranged on the material conveying pipeline, and the automatic feeding door is electrically connected with the control module.
The invention also provides a rapid automatic detection method for the concrete sand entering, which comprises the following steps:
controlling the automatic sampling module to move to a designated position of the whole vehicle sand and go deep into the sand for sampling, and moving the sample sand into the material homogenizing module;
controlling an automatic water content detection module to insert sand at a preset speed, and enabling the automatic water content detection module to stay for a certain time at different sand depths to realize automatic detection of the water content of the sand at different depths;
controlling the material homogenizing module to automatically stir and homogenize the sample sand, uniformly dividing the sample sand into a plurality of parts, and conveying one part of the sample sand to the particle material image analysis module;
controlling the particle material image analysis module to detect the gradation and fineness modulus of the sample sand, and then moving the mixture of the sample sand and water to the automatic screening module for filtering, so that turbid liquid consisting of particles with the particle size of less than 75 micrometers and water enters the mud content detection module;
the mud content detection module is used for detecting the mud content of the turbid liquid, so that the automatic detection of the sand mud content is realized.
According to the rapid automatic detection system and method for the concrete sand entering field, provided by the invention, the whole vehicle sand is moved to one side of the automatic sampling module, then the automatic sampling module can be moved to any position of the whole vehicle sand under the control of the control module, then the automatic sampling module is inserted into the sand for sampling, automatic in-depth sampling is realized, and the obtained sample has strong representativeness. In the automatic sampling module sample, inside moisture content automated inspection module deepened whole car sand along with automatic sampling module together, and under control module's control, moisture content automated inspection module can stop inside the sand of the different degree of depth, detects to the moisture content of the different degree of depth of whole car sand to give control module with detecting data transmission, the moisture content of whole car sand is obtained through the sand moisture content calculation of the different degree of depth at last, has realized the automated inspection to the moisture content of whole car sand.
After the automatic sampling module obtains the sample, move the sample to in the material homogenization module, then material homogenization module stirs homogenization treatment to the material for the sample is more representative, improves the accuracy that detects, and material homogenization module is automatic after accomplishing the homogenization treatment to the material carry the particle material image analysis module with the sample sand, has realized the automatic stirring homogenization treatment to the sample sand. The grading and fineness modulus of the sample sand are detected by the particle material image analysis module, and the detection data are transmitted to the control module, so that the automatic detection of the sample sand is realized. Then the mixture of the sample sand and the water is moved to the automatic screening module, the mixture of the sample sand and the water is filtered through the automatic screening module, so that turbid liquid formed by particles below 75um and the water enters the mud content detection module, then the mud content detection module detects the mud content in the turbid liquid, and the automatic filtration and the mud content detection of the sample sand are realized.
Then wash granule material image analysis module to through the upset of control module control automatic screening module, make the water of wasing granule material image analysis module get into mud content detection module behind the automatic screening module, realized the washing to automatic screening module and mud content detection module, guaranteed that next detection can not receive the influence. And then realized that automatic moisture content, sand fineness modulus, sand gradation, sand mud content to whole car sand detect, need not manual operation, improved the automation and the intelligent degree that sand entered the detection, saved a large amount of time and manpower, shortened the time that the sand detected, improved the precision that the sand detected.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of a rapid automatic detection system for concrete sand entering provided by the present invention;
FIG. 2 is a detailed schematic diagram of the rapid automatic detection system for concrete sand entering provided by the invention;
FIG. 3 is a schematic structural diagram of a rapid automatic detection system for concrete sand entering provided by the present invention;
FIG. 4 is a schematic structural view of a material homogenization module provided by the present invention;
FIG. 5 is a top view of a material homogenization module provided by the present invention;
FIG. 6 is a schematic view of a portion of the structure of the material homogenization module provided by the present invention;
FIG. 7 is a cross-sectional view of the lower portion of the splitter of the material homogenization module provided by the present invention;
FIG. 8 is one of the schematic structural views of a second stirring blade of the material homogenizing module provided by the present invention;
FIG. 9 is a second schematic structural view of a second stirring blade of the material homogenizing module provided by the present invention;
FIG. 10 is a schematic structural view of a dispersing barrel provided in the present invention;
FIG. 11 is a top view of a dispersion barrel provided by the present invention;
FIG. 12 is a schematic diagram of a rapid automatic detection method for sand for concrete entering into a field according to the present invention;
reference numerals:
1: an automatic sampling module; 2: the water content automatic detection module; 3: a material homogenizing module;
4: a granular material image analysis module; 5: an automatic screening module;
6: a mud content detection module; 7: a control module; 8: a delivery pipeline;
11: raising the frame; 12: a sampling machine; 13: a sampling head;
14: moving the trolley; 21: a rod-type microwave moisture meter; 31: a stirring barrel;
32: a first stirring assembly; 33: a scraping component; 34: a discharge assembly;
35: a splitter; 41: a barrel body;
42: a second stirring assembly; 43: a flushing assembly;
44: an automatic discharge assembly; 45: a booster pump;
46: an upper and lower driving member; 47: a shooting component;
48: a vibrator; 311: a discharge outlet;
321: a stirring shaft; 322: a first stirring blade;
323: a second stirring blade; 331: a first soft squeegee;
332: a first stirring blade; 341: a discharge valve plate;
351: a cylinder; 411: a water outlet;
421: a rotating shaft; 422: stirring blocks;
431: a water inlet pipe; 432: an annular flushing pipe;
441: automatic discharge valve.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.
The following describes the rapid automatic detection system and method for concrete sand entering field according to the present invention with reference to fig. 1 to 12.
As shown in attached figure 1, the rapid automatic detection system for concrete sand entering comprises an automatic sampling module 1, an automatic water content detection module 2, a material homogenization module 3, a granular material image analysis module 4, an automatic screening module 5, a mud content detection module 6 and a control module 7.
Specifically, the automatic sampling module 1 is used for sampling the whole vehicle sand and moving the sample into the material homogenizing module 3;
the automatic water content detection module 2 is used for detecting the water content of the finished vehicle sand at different depths;
the material homogenizing module 3 is used for stirring and homogenizing the sample sand and transmitting the sample sand after stirring and homogenizing to the particle material image analyzing module 4;
the particle material image analysis module 4 is used for detecting the grading and fineness modulus of the sample sand, and transmitting the sample sand to the automatic screening module 5;
the automatic screening module 5 is positioned between the granular material image analysis module 4 and the mud content detection module 6, and the automatic screening module 5 is used for filtering sample sand;
the mud content detection module 6 is used for detecting the mud content of the filtered sample sand;
the control module 7 is respectively and electrically connected with the automatic sampling module 1, the water content automatic detection module 2, the material homogenization module 3, the granular material image analysis module 4, the automatic screening module 5 and the mud content detection module 6.
When the automatic in-depth sampling device is used, the whole car sand is moved to one side of the automatic sampling module 1, then the automatic sampling module 1 can be moved to any position of the whole car sand under the control of the control module 7, then the automatic sampling module 1 is inserted into the sand for sampling, automatic in-depth sampling is realized, and the obtained sample has strong representativeness. When automatic sampling module 1 takes a sample, moisture content automatic detection module 2 is inside along with automatic sampling module 1 deepens whole car sand together, and under control module 7's control, moisture content automatic detection module 2 can stop in the sand of the different degree of depth inside, detects the moisture content to the different degree of depth of whole car sand to give control module 7 with the detection data transmission, the moisture content of whole car sand is obtained through the calculation of the sand moisture content of the different degree of depth at last, realized the automated inspection to the moisture content of whole car sand.
After the automatic sampling module 1 gets the sample, move the sample to in the material homogenization module 3, then the material homogenization module 3 stirs homogenization treatment to the material for the sample is more representative, improves the accuracy that detects, and the material homogenization module 3 is automatic after the homogenization treatment to the material is accomplished and is carried the particle material image analysis module 4 with the sample sand, has realized the automatic stirring homogenization treatment to the sample sand. A certain amount of water is added into the particle material image analysis module 4, so that the sample sand and the water form turbid liquid, then the particle material image analysis module 4 detects the gradation and fineness modulus of the sample sand, and transmits the detection data to the control module 7, and automatic detection of the sample sand is realized. Then, the mixture of the sample sand and the water is moved to an automatic screening module 5, the mixture of the sample sand and the water is filtered through the automatic screening module 5, turbid liquid formed by particles below 75 micrometers and the water enters a mud content detection module 6, then the mud content detection module 6 detects the mud content in the turbid liquid, and the automatic filtration and the mud content detection of the sample sand are realized.
Then wash granule material image analysis module 4 to through 5 upsets of automatic screening module of control module 7 control, make the water that washs granule material image analysis module 4 get into mud content detection module 6 behind automatic screening module 5, realized the washing to automatic screening module 5 and mud content detection module 6, guaranteed that next detection can not receive the influence. And then realized that automatic moisture content, sand fineness modulus, sand gradation, sand mud content to whole car sand detect, need not manual operation, improved the automation and the intelligent degree that sand entered the detection, saved a large amount of time and manpower, shortened the time that the sand detected, improved the precision that the sand detected.
Wherein, in an alternative embodiment of the present invention, the control module 7 is, for example, a PLC controller. It should be appreciated that the control module 7 may be any other suitable control element.
Further, as shown in fig. 3, the automatic sampling module 1 includes an elevated frame 11, a sampling machine 12 and a sampling head 13, the sampling machine 12 is movably mounted on the elevated frame 11, the sampling head 13 is fixedly mounted on the sampling machine 12, and the sampling machine 12 and the sampling head 13 are electrically connected to the control module 7 respectively. When using, install the sampler on elevated 11 for the height of sampler and the high phase-match of whole car sand, and then make things convenient for the sampler to drive sampling head 13 and take a sample. Sampling machine 12 can remove for overhead 11, make sampling machine 12 switch between the state of being close to whole car sand and keeping away from whole car sand, when whole car sand removes overhead 11 departments, control module 7 control sampling machine 12 removes, make sampling machine 12 and sampling head 13 remove the top of whole car sand, then remove about moving about from top to bottom through sampling machine 12 control sampling head 13, make sampling head 13 can remove the optional position of whole car sand, can sample at the optional position of whole car sand, make the sample of acquireing representative, the accuracy of detection has been ensured.
As shown in fig. 3, the automatic sampling module 1 further includes a rail and a moving cart 14, the rail is mounted at the upper end of the elevated frame 11, the moving cart 14 is movably mounted in the rail, the moving cart 14 is electrically connected with the control module 7, and the sampling machine 12 is fixedly mounted on the moving cart 14. When the sand sampler is used, the control module 7 controls the moving trolley 14 to move along the track, so that the moving trolley 14 drives the sampling machine 12 to move along the track, and the sampling machine 12 and the sampling head 13 can be switched between a state of being close to the whole vehicle sand and a state of being far away from the whole vehicle sand.
In an optional embodiment of the present invention, the sampling head 13 is, for example, a spiral sampling head, so that the sampling head 13 can penetrate into the inside of the sand of the whole vehicle to realize the penetrating sampling. It should be understood that the sampling head 13 may be of any other suitable configuration.
In an alternative embodiment of the present invention, the sampling machine 12 is conventional and has a device for driving the sampling head 13 to perform sampling.
Further, as shown in fig. 3, the moisture content automatic detection module 2 includes at least one rod-type microwave moisture meter 21, the rod-type microwave moisture meter 21 is fixedly installed on the automatic sampling module 1, the rod-type microwave moisture meter 21 is electrically connected with the control module 7, and the lower end of the rod-type microwave moisture meter 21 is pointed. When using, inside rod formula microwave moisture meter 21 inserted whole car sand along with automatic sampling module 1, the lower extreme of rod formula microwave moisture meter 21 was most advanced, can reduce the resistance that rod formula microwave moisture meter 21 got into sand inside for rod formula microwave moisture meter 21 can insert the different degree of depth of sand. Then control module 7 controls automatic sampling module 1 and stops in different sand degree of depth, then control module 7 controls pole formula microwave moisture meter 21 to detect the sand moisture content of the different degree of depth and transmit for control module 7, and then realized the automatic detection to the moisture content of the different degree of depth of sand, then calculate the moisture content that can learn whole car sand through the sand moisture content to the different degree of depth, realized the automatic detection to whole car sand moisture content, need not manual operation, saved a large amount of time and manpower.
Further, as shown in fig. 4 and 5, the material homogenizing module 3 includes a stirring barrel 31, a first stirring assembly 32, a scraping assembly 33 and a discharging assembly 34.
Specifically, the bottom of the stirring barrel 31 is provided with a discharge outlet 311;
the first stirring assembly 32 is arranged in the stirring barrel 31;
the scraping component 33 is arranged on the first stirring component 32, and the scraping component 33 is attached to the inner wall surface of the stirring barrel 31;
the discharge assembly 34 is connected to the discharge opening 311, and the discharge assembly 34 can switch the discharge opening 311 between an open state in which the agitating barrel 31 is communicated with the outside through the discharge opening 311 and a closed state in which the agitating barrel 31 is not communicated with the outside.
When the wet sand homogenizing device is used, wet sand to be detected is poured into the stirring barrel 31, and then the wet sand is stirred through the first stirring assembly 32, so that the homogenization treatment of the wet sand is realized. Then make the bin outlet 311 be in the open mode through the subassembly 34 of unloading, first stirring subassembly 32 continues to work, first stirring subassembly 32 drives scrapes the internal face removal of material subassembly 33 along agitator 31 for scrape the wet sand of scraping the internal face of agitator 31 and bottom by scraping the material subassembly 33, and then pass through the bin outlet 311 with whole wet sand in the agitator 31 and discharge, then the rethread subassembly 34 of unloading makes the bin outlet 311 be in the closed state, thereby can carry out the wet sand homogenization of next time and handle. And then realized discharging the wet sand after the stirring is even, avoided the wet sand remaining to pile up, avoided the fine particle to reduce in the sample, reduced the error of follow-up test.
Specifically, as shown in fig. 4, the lower inner wall surface of the agitator 31 has a hemispherical structure. When using, be the hemispherical structure with the lower part design of agitator 31 for the bottom of agitator 31's internal face is the hemispherical structure, makes first stirring subassembly 32 and install scrape the interior wall laminating that material subassembly 33 can be better with agitator 31 on first stirring subassembly 32, makes and scrapes material subassembly 33 and can clean the scraping completely to agitator 31's bottom, prevents to appear stirring dead angle, avoids the wet sand to pile up, is convenient for arrange the material.
Specifically, as shown in fig. 4, 5 and 6, the first stirring assembly 32 includes a stirring shaft 321 and a plurality of first stirring blades 322 matching with the stirring barrel 31, one end of each first stirring blade 322 is connected to the stirring shaft 321, a gap is provided between the other end of each first stirring blade 322 and the inner wall surface of the stirring barrel 31, the scraping assembly 33 is installed at the other end of each first stirring blade 322, and the scraping assembly 33 is located at the gap. When the wet sand homogenizing device is used, wet sand to be detected is poured into the stirring barrel 31, then the stirring shaft 321 is driven to rotate through an external force, the first stirring blade 322 and the scraping component 33 rotate along with the rotation of the stirring shaft 321, and then the wet sand in the stirring barrel 31 is homogenized. Then, the discharge opening 311 is opened through the discharging assembly 34, and then an external force is applied to the stirring shaft 321 again, so that the first stirring blade 322 and the scraping assembly 33 rotate again, the scraping assembly 33 rotates along the inner wall surface and the bottom of the stirring barrel 31, and all the wet sand in the stirring barrel 31 is scraped and pushed to the discharge opening 311 to be discharged. And then realized the homogenization to the wet sand and will discharge completely after even, avoided the wet sand remaining to pile up, avoided the fine particle to reduce in the sample, reduced the error of follow-up test.
As shown in fig. 4, fig. 5, fig. 8, and fig. 9, the first stirring assembly 32 further includes a second stirring blade 323, the second stirring blade 323 is connected to the lower end of the stirring shaft 321, the second stirring blade 323 is located at the bottom of the stirring barrel 31, a second soft scraper is disposed on the second stirring blade 323, and the second soft scraper is attached to the bottom of the stirring barrel 31. When the wet sand homogenizing device is used, the second stirring blade 323 rotates along with the rotation of the stirring shaft 321, and then the bottom of the stirring barrel 31 is stirred, so that the all-dimensional stirring of wet sand is realized, and the wet sand homogenizing effect is improved. After the wet sand homogenization is completed, the stirring shaft 321 continues to rotate, the second stirring blade 323 and the second soft scraper blade rotate, the second soft scraper blade scrapes off the wet sand at the bottom of the stirring barrel 31, and the accumulation of the wet sand at the bottom of the stirring barrel 31 is further avoided.
As shown in fig. 8 and 9, in an alternative embodiment of the present invention, the second agitating blade 323 has a shape of a blade having a certain inclination angle, for example. It should be appreciated, however, that the second agitating blade 323 may be any other suitable shape.
Specifically, as shown in fig. 6, the scraping component 33 includes first soft scrapers 331 with the same number as the first stirring blades 322, the first soft scrapers 331 are correspondingly mounted on the first stirring blades 322 one by one, and the first soft scrapers 331 are attached to the inner wall surface of the stirring barrel 31. In use, the first soft scraper 331 is attached to each of the first stirring blades 322 so that the first soft scraper 331 is just attached to the inner wall surface of the stirring barrel 31. When the first soft scraper 331 rotates along with the first stirring blade 322, the first soft scraper will rotate along with the inner wall surface of the stirring barrel 31, so that the wet sand on the inner wall surface of the stirring barrel 31 can be scraped off, the wet sand is prevented from adhering to the inner wall surface of the stirring barrel 31, and the wet sand is prevented from being accumulated.
In an alternative embodiment of the present invention, first soft scraper 331 and second soft scraper are both soft thermoplastic material scrapers, for example. It should be appreciated, however, that first soft scraper 331 and second soft scraper can also be made of any other suitable material.
Specifically, as shown in fig. 4, the discharge assembly 34 includes a discharge valve plate 341, the discharge valve plate 341 is attached to the discharge opening 311, and the discharge valve plate 341 is movable relative to the discharge opening 311. In use, discharge valve plate 341 is moved relative to discharge opening 311 by applying an external force to discharge valve plate 341 to switch discharge opening 311 between an open state and a closed state. When discharge valve plate 341 moves below discharge opening 311, discharge valve plate 341 blocks discharge opening 311 so that discharge opening 311 is in a closed state. When the discharge valve plate 341 moves to a position away from the lower side of the discharge opening 311, the agitation tank 31 is communicated with the outside through the discharge opening 311, and the discharge opening 311 is in an open state.
In an alternative embodiment of the present invention, the discharge valve plate 341 is, for example, an electrically operated valve, and the opening and closing of the electrically operated valve can be controlled by the controller, so that the discharge opening 311 is automatically switched between the open state and the closed state. It should be appreciated that the discharge valve plate 341 may be any other suitable structure.
The discharge assembly 34 further includes a movable driving member, the movable driving member is connected to the discharge valve plate 341, and the movable driving member is configured to drive the discharge valve plate 341 to move relative to the discharge opening 311, so that the discharge opening 311 is switched between an open state and a closed state. When the automatic material discharging device is used, the discharging valve plate 341 is driven to move by the movable driving piece, so that the discharging valve plate 341 is close to the discharging opening 311 or far away from the discharging opening 311, and the discharging opening 311 is automatically switched between an opening state and a closing state. After the wet sand homogenization in the agitator 31 is completed, the movable driving piece drives the discharge valve plate 341 to move, so that the discharge port 311 is in an open state, the wet sand in the agitator 31 can be discharged through the discharge port 311, and then the discharge valve plate 341 is driven to move through the movable driving piece, so that the discharge port 311 is in a closed state, and further the next wet sand homogenization treatment can be performed.
Wherein in an alternative embodiment of the invention the movable drive is for example a telescopic cylinder. It should be appreciated that the moving drive may be any other suitable drive.
Specifically, as shown in fig. 4, the material homogenizing module 3 further includes a splitter 35, the splitter 35 is located below the discharge opening 311, and the splitter 35 is used for splitting the material in the stirring barrel 31. When in use, the wet sand to be detected is poured into the stirring barrel 31 for homogenization treatment, after homogenization is completed, the wet sand is discharged into the divider 35 through the discharge opening 311, the divider 35 divides the wet sand into a plurality of parts, and then a proper amount of representative samples can be obtained.
As shown in fig. 4 and 7, an opening is provided at the upper portion of the splitter 35, a plurality of cylinders 351 are provided at the lower portion of the splitter 35, and the opening is located below the discharge opening 311. When using, the wet sand is after the homogenization in agitator 31 is accomplished, discharges the opening of division ware 35 through bin outlet 311, and then enters into division ware 35 in, then discharges through a plurality of drums 351, and then has equally divided into the share that equals with drum 351 quantity with the wet sand, obtains the appropriate amount of wet sand, makes things convenient for follow-up to detect.
As shown in fig. 4 and 7, four cylinders 351 are disposed at the lower part of the splitter 35, and the outer wall surfaces of two adjacent cylinders 351 are tangent. In use, by connecting the four cylinders 351 together tangentially in sequence, the gap between every two cylinders 351 is reduced, so that the wet sand discharged by the divider 35 can be divided into four parts equally, and a proper amount of representative samples can be obtained.
Further, the particulate material image analysis module 4 comprises at least one wet image particle size analyzer, and the wet image particle size analyzer is electrically connected with the control module 7. When the device is used, the sample sand is averagely divided into a plurality of parts after being processed by the material homogenizing module 3, one part of the sample sand is sent into the wet image granularity analyzer for analysis, the automatic detection of the grading and fineness modulus of the sand is realized, the sand granularity particle type can be analyzed, the automation and the intelligent degree of the sand detection are improved, a large amount of time and manpower are saved, the time of the sand detection is shortened, and the precision of the sand detection is improved.
The existing wet image particle size analyzer comprises a dispersing barrel, a sampling hand and a detection unit. In the invention, the structure of the dispersing barrel is changed, so that the dispersing barrel is more convenient and faster to clean.
Specifically, as shown in fig. 10 and 11, the dispersing barrel includes a barrel 41, a second stirring assembly 42, a flushing assembly 43, and an automatic discharging assembly 44.
Specifically, the lower part of the barrel body 41 is conical, and a water outlet 411 is arranged in the middle of the lower part of the barrel body 41;
the second stirring assembly 42 is installed in the barrel 41, and the second stirring assembly 42 is used for stirring the material in the barrel 41;
the flushing assembly 43 is installed at the upper end of the barrel body 41, and the flushing assembly 43 is used for flushing the side wall surface of the barrel body 41;
the automatic discharging assembly 44 is connected to the water outlet 411, and the automatic discharging assembly 44 can switch the water outlet 411 between an open state in which the tub 41 is in communication with the outside through the water outlet 411 and a closed state in which the tub 41 is not in communication with the outside.
When the sand discharging device is used, sand is filled into the barrel body 41 for detection, and after the detection is finished, the automatic discharging assembly 44 enables the water outlet 411 to be switched to an open state, so that the barrel body 41 is communicated with the outside through the water outlet 411, and the sand in the barrel body 41 can be discharged through the water outlet 411. Then wash the lateral wall face of staving 41 through washing subassembly 43, wash the sand of adhesion on staving 41 totally, and the lower part of staving 41 is the coniform structure for the lower part of staving 41 does not have sand and piles up, and the lower part of staving 41 that the rivers that wash can be further washes. And then realized wasing staving 41 fast, effectually prevented that the sand grain from piling up, be convenient for discharge the sand grain fast, avoided remaining sand grain to detect next time and produced the influence, shortened staving 41's cleaning time.
Specifically, as shown in fig. 10 and 11, the second stirring assembly 42 includes a rotating shaft 421 and a plurality of stirring blocks 422, one end of each stirring block 422 is connected to the rotating shaft 421, and the stirring blocks 422 are matched with the barrel 41. When using, pivot 421 drives stirring piece 422 and rotates, stirs the sand in staving 41 through stirring piece 422 rotation, has guaranteed the accuracy that sand detected. When needing to wash staving 41, can make outlet 411 be in the closed state through automatic row material subassembly 44, then wash subassembly 43 and wash the side wall face of staving 41, pivot 421 drive stirring piece 422 rotates simultaneously, and then drive the water in the staving 41 and rotate, make the sand of adhesion drop completely in the staving 41, then make outlet 411 be in the open mode, make sand and water discharge through outlet 411 together, realized the quick comprehensive washing to staving 41.
Specifically, as shown in fig. 10 and fig. 11, the flushing assembly 43 includes a water inlet pipe 431 and an annular flushing pipe 432, the water inlet pipe 431 is communicated with the annular flushing pipe 432, a plurality of drainage holes are arranged on the annular flushing pipe 432, and the pipe diameter of the water inlet pipe 431 is greater than that of the annular flushing pipe 432. In use, water is delivered into the annular flushing pipe 432 through the water inlet pipe 431, and then water is sprayed onto the side wall surface of the tub 41 through the water discharge hole, thereby cleaning the tub 41. Because the pipe diameter of inlet tube 431 is greater than the pipe diameter of annular flushing pipe 432, then the water pressure in annular flushing pipe 432 will be greater than the interior water pressure of inlet tube 431, the pressure boost to the rivers has been realized, then the water in annular flushing pipe 432 passes through the wash port blowout, the water pressure of spun water is greater than the water pressure in annular flushing pipe 432, make the further increase of water pressure of the rivers that jet to staving 41, and then can wash staving 41 fast, the residual sand grain has been avoided producing the influence to next detection, the cleaning time of staving 41 has been shortened.
Wherein the plurality of drain holes are oriented in the same direction. When using, a plurality of wash ports are towards clockwise or anticlockwise reverse simultaneously for all towards a direction through a plurality of wash port spun rivers, rivers can form the whirl along the lateral wall face of staving 41, and then can wash staving 41 more effectively.
Specifically, as shown in fig. 10 and 11, the automatic discharging assembly 44 includes an automatic discharging valve 441, the automatic discharging valve 441 is attached to the water outlet 411, and the automatic discharging valve 441 is movable relative to the water outlet 411. In use, the drain opening 411 is switched between an open state and a closed state by controlling the automatic drain valve 441 to move relative to the drain opening 411. When the materials in the barrel 41 need to be discharged, the automatic discharge valve 441 moves to open the water outlet 411, and when the sand needs to be detected, the automatic discharge valve 441 moves to close the water outlet 411.
The automatic discharging assembly 44 further includes a movable driving member, the movable driving member is connected to the automatic discharging valve 441, and the movable driving member is used for driving the automatic discharging valve 441 to move relative to the water outlet 411. When the automatic draining valve is used, the automatic draining valve 441 is driven to move by the movable driving piece, so that the draining opening 411 is switched between an opening state and a closing state, and the state of the draining opening 411 is automatically controlled.
In an alternative embodiment of the invention, the movable drive is, for example, a drive cylinder. It should be appreciated that the movable drive member may be any other suitable drive structure.
Specifically, as shown in fig. 11, the dispersing barrel further includes a booster pump 45, the booster pump 45 is connected to the water inlet pipe 431, and the booster pump 45 is used for increasing the water pressure of the water flow sent from the water inlet pipe 431 to the annular flushing pipe 432. When the washing device is used, the water flow of the water inlet pipe 431 is pressurized by the booster pump 45, and then the pressurized water flow is conveyed to the annular flushing pipe 432, so that the water pressure of the water flow in the annular flushing pipe 432 is further improved, and the water flow sprayed to the barrel body 41 from the drain hole can wash the barrel body 41 more quickly.
Specifically, as shown in fig. 10, the dispersing barrel further includes an up-down driving member 46, the up-down driving member 46 is fixedly installed on a side wall surface of the barrel body 41, the flushing assembly 43 is connected to the up-down driving member 46, and the up-down driving member 46 is used for driving the flushing assembly 43 to move up and down. When using, drive washing assembly 43 through upper and lower driving piece 46 and reciprocate for washing assembly 43 can reciprocate in staving 41 when washing staving 41, and washing assembly 43 can carry out the from the top down closely to wash the side wall face of staving 41, has guaranteed the cleaning performance of staving 41, can once just with staving 41 sanitization, has shortened the cleaning time of staving 41.
Wherein in an alternative embodiment of the present invention, the up-down driving member 46 is, for example, a telescopic cylinder. It should be appreciated that the up-down drive 46 could be any other suitable drive.
Specifically, as shown in fig. 10, the dispersing barrel further includes a photographing assembly 47, and the photographing assembly 47 is fixedly installed at the upper end of the barrel 41. When the cleaning device is used, after the barrel body 41 is cleaned, the shooting assembly 47 shoots the barrel body 41 and uploads the shot image to the processor for analysis and comparison, so that whether the barrel body 41 is completely cleaned or not is judged, manual and visual judgment is not needed, and the efficiency is improved.
Wherein, in an alternative embodiment of the present invention, the photographing component 47 is, for example, a CCD camera. It should be appreciated that the camera assembly 47 may be any other suitable camera element.
Specifically, as shown in fig. 10, the dispersing barrel further includes a vibrator 48, and the vibrator 48 is fixedly mounted on a side wall surface of the barrel body 41. When the cleaning device is used, the vibrator 48 vibrates, so that the barrel body 41 also vibrates along with certain vibration, the adhered sand in the barrel body 41 is separated, the cleaning effect of the barrel body 41 is further improved, and accumulation of the sand in the barrel body 41 is effectively avoided.
Further, as shown in fig. 2, the automatic sieving module 5 includes at least one sieve cover, and the sieve cover is located between the water outlet of the granular material image analysis module 4 and the water inlet of the mud content detection module 6. When the device is used, after the particle material image analysis module 4 completes analysis of sample sand, a mixture of the sample sand and water flows out from a water outlet of the particle material image analysis module 4, the sample sand contains sand and water with different sizes, the sieve cover filters the sample sand, particles above 75um are intercepted, and turbid liquid consisting of the particles below 75um and the water enters the mud content detection module 6 through the sieve cover to carry out mud content detection. And then can effectually overcome the problem that granule material image analysis module 4 can't carry out the analysis to the mud content in the sand, ensured the accuracy that the sand detected.
Wherein in an alternative embodiment of the invention the sifter cover is for example a rotatable sifter cover. When particle material image analysis module 4 will be discharged sample sand, rotatable screen cover filters sand, accomplish the detection back to sand, when washing particle material image analysis module 4, through the rotation of the rotatable screen cover of control module 7 control, make rotatable screen cover rotate 180 degrees, the water that washes particle material image analysis module 4 flows to screen cover back flow to mud content detection module 6, and then can realize washing the large granule sand that dams and mud content detection module 6 on rotatable screen cover, the degree of automation that the sand detected has further been improved.
Further, as shown in fig. 2, the mud content detection module 6 includes a box and a turbidity meter, the turbidity meter is installed in the box, and the turbidity meter is electrically connected to the control module 7. When the device is used, the turbid liquid filtered by the automatic screening module 5 flows into the box body, then the turbidity meter detects the turbidity of the water body in the box body, so that the mud content in the turbid liquid and the mud content in sample sand can be calculated, the automatic detection of the mud content in the sand is realized, the problem that the mud content in the sand cannot be analyzed by the particle material image analysis module 4 is solved, and the accuracy of sand detection is ensured.
In an alternative embodiment of the present invention, a rotatable sifter cover may be mounted at the upper end of the housing to filter the objects entering the housing. It should be understood that the rotatable screen cover may be mounted in any other suitable location that is capable of filtering a mixture of sample sand and water.
As shown in fig. 2, an automatic discharge valve is disposed at the water outlet of the tank body, and the automatic discharge valve is electrically connected with the control module 7. When the automatic discharging device is used, after the turbidity test of the water body in the box body is completed, the control module 7 controls the automatic discharging valve to be opened, so that the turbid liquid in the box body is automatically discharged, and the automation and the intelligent degree of sand detection are further improved.
Further, as shown in fig. 1, the rapid automatic detection system for concrete sand entering further includes a material delivery pipeline 8, one end of the material delivery pipeline 8 is communicated with the material inlet of the material homogenizing module 3, the other end of the material delivery pipeline 8 is located below the automatic sampling module 1, an automatic material inlet door 81 is arranged on the material delivery pipeline 8, and the automatic material inlet door 81 is electrically connected with the control module 7. When using, automatic sampling module 1 gets and removes 8 tops of conveying pipeline after the sample sand, at this moment, control module 7 control automatic feed gate 81 is opened, then automatic sampling module 1 drops into the conveying pipeline 8 with the sample sand, the sample sand enters into the flow that material homogenization module 3 began sand to detect through automatic feed gate 81, then control module 7 control automatic feed gate 81 is closed, and then the automation and the intelligent degree that have further improved sand and detected, a large amount of time and manpower have been saved, the time that the sand detected has been shortened.
On the other hand, as shown in fig. 12, the invention also provides a rapid automatic detection method for concrete sand entering, which comprises the following steps:
s1: and controlling the automatic sampling module to move to a designated position of the whole vehicle sand and go deep into the sand for sampling, and moving the sample sand into the material homogenizing module.
When the automatic sand sampling device is used, the whole vehicle sand moves to one side of the automatic sampling module 1 after entering a field, when the vehicle is detected to reach a designated position, the control module 7 sends a corresponding control signal to the automatic sampling module 1, so that the automatic sampling module 1 scans the whole vehicle sand, then a point is randomly selected to go deep into the sand for sampling, and then the automatic sampling module 1 moves the sample sand into the material homogenizing module 3.
S2: the water content automatic detection module is controlled to insert sand at a preset speed, and the water content automatic detection module stays for a certain time at different sand depths, so that automatic detection of the water content of the sand at different depths is realized.
When using, when taking a sample, control module 7 sends corresponding control signal to moisture content automated inspection module 2, make moisture content automated inspection module 2 insert inside the sand with certain speed, and every time moisture content automated inspection module 2 inserts behind certain degree of depth, control module 7 control moisture content automated inspection module 2 stops certain time at this degree of depth and carries out the moisture content and detect, and then realized detecting the sand moisture content of the different degree of depth, then calculate the moisture content that can learn whole car sand with the whole moisture content that obtains that detects, the moisture content of the single degree of depth of measurement has only been avoided, the accuracy that the sand moisture content detected has been ensured.
S3: and controlling the material homogenizing module to automatically stir and homogenize the sample sand, uniformly dividing the sample sand into a plurality of parts, and conveying one part of the sample sand to the particle material image analysis module.
When the device is used, after sample sand enters the material homogenizing module 3, the control module 7 controls the material homogenizing module 3 to start working, the material homogenizing module 3 performs sufficient stirring and homogenizing treatment on the sample sand, and then the sample sand is evenly divided into a plurality of parts, so that each part is representative, and accurate detection on the sand can be realized by using any part of sample sand. After being divided into a plurality of sample sands, one of the sample sands is clamped and conveyed to the granular material image analysis module 4 by a transfer device such as a manipulator, and the rest is conveyed to a charging bucket for storage.
S4: and controlling a particle material image analysis module to detect the gradation and fineness modulus of the sample sand, and then moving the mixture of the sample sand and water to an automatic screening module for filtering so that turbid liquid consisting of particles below 75um and water enters a mud content detection module.
When the particle material image analysis device is used, quantitative water is added into the particle material image analysis module 4, so that the sample sand and the water are mixed to form turbid liquid, and the grading and fineness modulus of the sample sand can be detected conveniently. Because the particle material image analysis module 4 can not analyze the mud content in the sand, after the particle material image analysis module 4 finishes the grading and fineness modulus detection of the sample sand, the sample sand is filtered through the automatic screening module 5, so that turbid liquid consisting of particles below 75um in the sample sand and water can enter the mud content detection module 6, and larger particles are intercepted by the automatic screening module 5, thereby avoiding repeated detection.
S5: the mud content detection module is used for detecting the mud content of the turbid liquid, so that the automatic detection of the sand mud content is realized.
When the device is used, the mud content detection module 6 automatically detects the mud content in sand, the problem that the particle material image analysis module 4 cannot detect the mud content in the sand is solved, and when the mud content detection is completed, the turbid liquid in the mud content detection module 6 is automatically discharged, so that the complete set of detection on the sand is completed. The automatic detection of the water content, the sand fineness modulus, the sand grading and the sand mud content of the whole vehicle sand is realized, the manual operation is not needed, the automation and the intelligent degree of the sand detection are improved, a large amount of time and manpower are saved, the sand detection time is shortened, and the sand detection precision is improved.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. A rapid automatic detection system for concrete sand entering is characterized by comprising an automatic sampling module, an automatic water content detection module, a material homogenization module, a granular material image analysis module, an automatic screening module, a mud content detection module and a control module;
the automatic sampling module is used for sampling the whole vehicle sand and moving the sample into the material homogenizing module;
the automatic water content detection module is used for detecting the water content of the finished vehicle sand at different depths;
the material homogenizing module is used for stirring and homogenizing the sample sand and transmitting the sample sand after stirring and homogenizing to the particle material image analyzing module;
the particle material image analysis module is used for detecting the grading and fineness modulus of the sample sand, and the sample is transmitted to the automatic screening module;
the automatic screening module is positioned between the granular material image analysis module and the mud content detection module and is used for filtering sample sand;
the mud content detection module is used for detecting the mud content of the filtered sample sand;
the control module is respectively and electrically connected with the automatic sampling module, the automatic moisture content detection module, the material homogenization module, the granular material image analysis module, the automatic screening module and the mud content detection module.
2. The rapid automatic detection system for sand entering into concrete according to claim 1, characterized in that the automatic sampling module comprises an overhead frame, a sampling machine and a sampling head, the sampling machine is movably mounted on the overhead frame, the sampling head is fixedly mounted on the sampling machine, and the sampling machine and the sampling head are respectively electrically connected with the control module.
3. The system for rapidly and automatically detecting the sand for concrete entering according to claim 2, wherein the automatic sampling module further comprises a rail and a moving trolley, the rail is mounted at the upper end of the elevated frame, the moving trolley is movably mounted in the rail, the moving trolley is electrically connected with the control module, and the sampling machine is fixedly mounted on the moving trolley.
4. The system according to any one of claims 1 to 3, wherein the moisture content automatic detection module comprises at least one rod-type microwave moisture meter, the rod-type microwave moisture meter is fixedly mounted on the automatic sampling module, the rod-type microwave moisture meter is electrically connected with the control module, and the lower end of the rod-type microwave moisture meter is pointed.
5. The system for rapidly and automatically detecting sand feeding for concrete according to any one of claims 1 to 3, wherein the material homogenizing module comprises a stirring barrel, a first stirring assembly, a scraping assembly and a discharging assembly:
the bottom of the stirring barrel is provided with a discharge port;
the first stirring assembly is arranged in the stirring barrel;
the scraping component is mounted on the first stirring component and is attached to the inner wall surface of the stirring barrel;
the subassembly of unloading with the bin outlet is connected, and the subassembly of unloading can make the bin outlet switches between open mode and closed state, wherein open mode, the agitator passes through bin outlet and external intercommunication the closed state, the agitator does not communicate with the external world.
6. The system for rapidly and automatically detecting sand for concrete entering according to any one of claims 1 to 3, wherein the granular material image analysis module comprises at least one wet image particle size analyzer, and the wet image particle size analyzer is electrically connected with the control module.
7. The rapid automatic detection system for sand for concrete entering according to claim 6, wherein the wet process image size analyzer comprises a dispersion barrel, a sampling hand and a detection unit, wherein the dispersion barrel comprises a barrel body, a second stirring assembly, a flushing assembly and an automatic discharging assembly:
the lower part of the barrel body is conical, and a water outlet is formed in the middle of the lower part of the barrel body;
the second stirring assembly is arranged in the barrel body and is used for stirring materials in the barrel body;
the flushing assembly is arranged at the upper end of the barrel body and is used for flushing the side wall surface of the barrel body;
the automatic discharging assembly is connected with the water outlet and can enable the water outlet to be switched between an open state and a closed state, wherein in the open state, the barrel body is communicated with the outside through the water outlet, and in the closed state, the barrel body is not communicated with the outside.
8. The system for rapidly and automatically detecting the sand for concrete entering according to any one of claims 1 to 3, wherein the mud content detection module comprises a box body and a turbidity meter, the turbidity meter is installed in the box body, the turbidity meter is electrically connected with the control module, an automatic discharge valve is arranged at a water outlet of the box body, and the automatic discharge valve is electrically connected with the control module.
9. The system according to any one of claims 1 to 3, further comprising a material delivery pipe, wherein one end of the material delivery pipe is connected to the material inlet of the material homogenizing module, the other end of the material delivery pipe is located below the automatic sampling module, and an automatic material inlet door is provided on the material delivery pipe and electrically connected to the control module.
10. A rapid automatic detection method for concrete sand entering is characterized by comprising the following steps:
controlling the automatic sampling module to move to a specified position of the finished vehicle sand and go deep into the sand for sampling, and moving the sample sand into the material homogenizing module;
controlling an automatic water content detection module to insert sand at a preset speed, and enabling the automatic water content detection module to stay for a certain time at different sand depths to realize automatic detection of the water content of the sand at different depths;
controlling the material homogenizing module to automatically stir and homogenize the sample sand, uniformly dividing the sample sand into a plurality of parts, and conveying one part of the sample sand to the particle material image analysis module;
controlling the particle material image analysis module to detect the grading and fineness modulus of the sample sand, and then moving the mixture of the sample sand and water to an automatic screening module for filtering so that turbid liquid consisting of particles below 75 microns and water enters a mud content detection module;
the mud content detection module detects the mud content of the turbid liquid, and the automatic detection of the sand mud content is realized.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116124642A (en) * | 2022-12-28 | 2023-05-16 | 中国长江三峡集团有限公司 | Automatic detection system, method and device for quality of concrete sand |
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