CN113213837A - High-density concrete and preparation process thereof - Google Patents
High-density concrete and preparation process thereof Download PDFInfo
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- CN113213837A CN113213837A CN202110487811.9A CN202110487811A CN113213837A CN 113213837 A CN113213837 A CN 113213837A CN 202110487811 A CN202110487811 A CN 202110487811A CN 113213837 A CN113213837 A CN 113213837A
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- density concrete
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- ventilation net
- artificial sand
- soil
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00241—Physical properties of the materials not provided for elsewhere in C04B2111/00
- C04B2111/00258—Electromagnetic wave absorbing or shielding materials
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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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention relates to the field of concrete preparation, in particular to high-density concrete and a preparation process thereof, wherein the high-density concrete comprises the following raw materials in parts by weight: 1500 parts of artificial sand, 1500 parts of crushed stone, 380 parts of cement, 30 parts of fly ash, 150 parts of water and 15 parts of a water reducing agent; a preparation process of high-density concrete comprises the following steps: s1, removing soil from the artificial sand by using a soil removing device; s2, preparing artificial sand, broken stone, cement, fly ash, water and a water reducing agent according to the weight proportion; s3, mixing the raw materials, and fully stirring to obtain the high-density concrete; the soil removing device comprises a ventilation net used for artificial sand flowing, the ventilation net is arranged in an inclined mode, a blowing mechanism used for blowing air perpendicular to the net surface is arranged below the ventilation net, and a blower is arranged in the blowing mechanism.
Description
Technical Field
The invention relates to the field of concrete preparation, in particular to high-density concrete and a preparation process thereof.
Background
With the development of society, various buildings and construction projects are increasing, and concrete members are widely applied to pole tower structures, industrial plants and columns and foundation piles of civil buildings. Meanwhile, with the development of science and technology, various radiation devices are produced in succession, and these radiation devices need to be operated manually, so that a space is provided for the radiation devices, and a high-density concrete with good protection performance is needed to construct an infrastructure.
Disclosure of Invention
The invention aims to provide high-density concrete and a preparation process thereof, and the high-density concrete can be prepared.
The purpose of the invention is realized by the following technical scheme:
a preparation process of high-density concrete comprises the following steps:
s1, removing soil from the artificial sand by using a soil removing device;
s2, preparing artificial sand, broken stone, cement, fly ash, water and a water reducing agent according to the weight proportion;
and S3, mixing the raw materials, and fully stirring to obtain the high-density concrete.
Further, the artificial sand is iron-refined artificial sand with the fineness modulus of 3.0-3.2.
Furthermore, remove native device including being used for the ventilation net that artifical sand flows, the slope of ventilation net sets up, and the below of ventilation net is equipped with the mechanism of blowing that is used for perpendicular wire side to blow, be equipped with the hair-dryer in the mechanism of blowing.
Furthermore, an air suction cover for sucking dust is arranged above the ventilation net.
Furthermore, the soil removing device also comprises a communicating pipe used for communicating the blowing mechanism with the air suction cover, and the communicating pipe is provided with a dust storage device used for filtering dust.
Further, two side baffles are respectively arranged on two sides of the ventilation net.
Furthermore, the artificial sand to be removed is stored through the storage frame, and the artificial sand to be removed stored in the storage frame is pushed towards the direction of the ventilation net through the pushing mechanism.
Furthermore, the flow regulating mechanism is installed at the upper end of the ventilation net through the installation plate, and the amount of the artificial sand flowing on the ventilation net is regulated.
Furthermore, a plurality of cleaning rollers are driven by a driving motor to rotate on the ventilation net simultaneously, so that the artificial sand flowing on the ventilation net is cleaned.
Further, store up grey device and include cavity, sliding frame, handle and filter screen, the cavity sets up on communicating pipe, and the sliding frame passes through screw seal fixed connection in the cavity, and the lower extreme of sliding frame inner wall is equipped with the filter screen, and handle fixed connection is in the outer end of sliding frame.
Further, store up grey device and still include reciprocating shaft and scraper blade, reciprocating shaft rotates to be connected on the sliding frame, is equipped with reciprocal screw thread spout on the reciprocating shaft, and the scraper blade rotates with reciprocating shaft to be connected, be equipped with on the scraper blade with reciprocal screw thread spout cooperation sliding connection's sliding block is used for making scraper blade reciprocating motion, the lower extreme and the filter screen contact of scraper blade.
Further, push mechanism includes push pedal and electric telescopic handle, push pedal sliding connection is in depositing the frame, electric telescopic handle fixed connection is between push pedal and depositing the frame.
Furthermore, the pushing mechanism further comprises an upper shielding plate, one end of the upper shielding plate is fixedly connected with the push plate, and the other end of the upper shielding plate is connected with the storage frame in a sliding mode.
Further, flow control mechanism includes regulating plate, otic placode, threaded rod and interior screw thread wheel, and the both ends of regulating plate all are equipped with the otic placode, two otic placodes respectively with the both ends sliding connection of mounting panel, the lower extreme fixed connection of threaded rod is on the regulating plate, and interior screw thread wheel rotates to be connected on the mounting panel, and threaded rod and interior screw thread wheel pass through threaded connection.
The high-density concrete comprises the following raw materials in parts by weight: 1500 parts of artificial sand, 1500 parts of crushed stone, 380 parts of cement, 30 parts of fly ash, 150 parts of water and 15 parts of water reducing agent.
The invention has the beneficial effects that: the invention provides high-density concrete and a preparation process thereof, which can be used for preparing high-density concrete and have good radiation protection property.
Drawings
FIG. 1 is a schematic view of an embodiment of the present invention for blowing out soil;
FIG. 2 is a schematic view of the construction of the ventilation screen of the present invention;
FIG. 3 is a schematic view of an embodiment of the present invention for suction soil removal;
FIG. 4 is a schematic view of an embodiment of the air circulation de-earthing of the invention;
FIG. 5 is a schematic view of a sweeping and pushing embodiment of the present invention;
FIG. 6 is a schematic structural view of the pushing mechanism of the present invention;
FIG. 7 is a schematic diagram of an embodiment of the flow regulation of the present invention;
FIG. 8 is a schematic structural view of the flow regulating mechanism of the present invention;
FIG. 9 is a first schematic structural view of the ash storage device of the present invention;
FIG. 10 is a second schematic structural view of the ash storage device of the present invention.
In the figure:
a ventilation net 101;
a blowing mechanism 102;
a suction hood 103;
a communicating tube 104;
a storage frame 106;
a mounting plate 107;
a cleaning roller 108;
a cavity 201;
a slide frame 202;
a handle 203;
a screen 204;
a reciprocating shaft 205;
a squeegee 206;
a push plate 301;
an electric telescopic rod 302;
an upper shield 303;
an adjustment plate 401;
an ear plate 402;
a threaded rod 403;
an internal threaded wheel 404.
Detailed Description
The following detailed description of the present invention will be made with reference to the accompanying drawings, but the present invention is not limited to the specific embodiments.
A preparation process of high-density concrete comprises the following steps:
s1, removing soil from the artificial sand by using a soil removing device;
in order to reduce the soil content in the artificial sand, the soil removing device is used for removing soil from the artificial sand, so that the quality of the formed concrete is prevented from being influenced by overhigh soil content.
S2, preparing artificial sand, broken stone, cement, fly ash, water and a water reducing agent according to the weight proportion;
the artificial sand, the broken stone, the cement, the fly ash, the water and the water reducing agent are weighed according to the mixture ratio of the raw materials.
And S3, mixing the raw materials, and fully stirring to obtain the high-density concrete.
And mixing the weighed raw materials, and fully stirring to obtain the high-density concrete.
Further, the artificial sand is iron-refined artificial sand with the fineness modulus of 3.0-3.2.
By controlling the artificial sand material selection and the volume, the more optimized high-density concrete is obtained.
Referring to fig. 1, an embodiment of blowing soil removal is illustrated;
through the ventilation net 101 that the slope set up, make artifical sand can receive self gravity to flow along the ventilation net 101 is automatic downwards on ventilation net 101, start the hair-dryer in the mechanism 102 of blowing at the flow in-process, the wind that the hair-dryer produced blows to the lower terminal surface of ventilation net 101 perpendicularly through the mechanism 102 of blowing, make wind pass ventilation net 101 and blow to artifical sand, thereby blow away from artifical sand with the dirt on the artifical sand, reach the purpose that artifical sand removed soil, and through blowing from bottom to top, can avoid artifical sand to be detained on ventilation net 101, improve the flow velocity of artifical sand.
Referring to fig. 3, an embodiment of ash suction is illustrated;
through the setting of cover 103 of breathing in, breathe in along the automatic artificial sand of flowing downwards of ventilation net 101 to soil on the artificial sand is inhaled from artificial sand, and the cooperation is bloied mechanism 102 and is blown perpendicularly to the lower terminal surface of ventilation net 101, and more efficient absorbs the dirt, avoids falling into artificial sand once more by the dirt that blows up, forms secondary pollution.
Referring to FIG. 4, an embodiment of air internal circulation is illustrated;
the air blowing mechanism 102 is communicated with the air suction cover 103 through the communicating pipe 104, so that air blown by the blower passes through the ventilating net 101 and is blown to the artificial sand, dust on the artificial sand is blown away, the dust is sucked into the air suction cover 103 and then enters the communicating pipe 104, the dust carried by the dust storage device on the communicating pipe 104 is left in the dust storage device, then the dust flows to the blower and is blown by the blower again, air internal circulation is formed, blowing power is provided through the blower, suction power is provided, and energy is saved.
Referring to FIG. 2, an embodiment of a sand grading operation is illustrated;
set up respectively in the both sides of ventilation net 101 through two side shield 105, carry out the check to the artificial sand that flows on ventilation net 101 and keep off, avoid artificial sand to drop from the both sides of ventilation net 101 when flowing on ventilation net 101.
Referring to fig. 1, 2, 3, and 5, an embodiment of storing artificial sand is explained;
the artificial sand to be removed is stored through the storage frame 106, and the artificial sand to be removed stored in the storage frame 106 is pushed towards the ventilation net 101 through the pushing mechanism, so that the artificial sand to be removed flows onto the ventilation net 101, and the air blowing mechanism 102 and the air suction cover 103 are matched with each other to automatically slide downwards on the ventilation net 101 to remove the soil.
Referring to fig. 7, an example of adjusting the amount of artificial sand is illustrated;
the flow regulating mechanism is installed at the upper end of the ventilation net 101 through the installation plate 107, regulates the amount of the artificial sand flowing on the ventilation net 101, controls the amount of the artificial sand flowing on the ventilation net 101, regulates the flow according to the actual condition of the artificial sand to be removed, and is matched with the blowing mechanism 102 and the air suction cover 103 to remove the soil with high quality.
Referring to fig. 5, an example of brushing the dust adhered to the artificial sand is explained;
through a plurality of rollers 108 that clean of driving motor transmission simultaneously rotate on ventilation net 101, form the cleaning to the artifical sand that flows on ventilation net 101, through a plurality of rollers 108 that clean's setting, make the artifical sand that flows clean many times, improve and clean efficiency, the rotatory cleaning of cleaning roller 108 can be brushed the soil dust of gluing on artifical sand and sweep, makes soil dust and artifical sand separation, thereby make mechanism 102 of blowing blow up the soil dust, improve and remove native effect.
Referring to fig. 4, 9 and 10, an embodiment of the ash storage device for storing ash is explained;
the ash storage device comprises a cavity 201, a sliding frame 202, a handle 203 and a filter screen 204, wherein the cavity 201 is arranged on the communicating pipe 104, the sliding frame 202 is fixedly connected in the cavity 201 in a sealing manner through screws, the filter screen 204 is arranged at the lower end of the inner wall of the sliding frame 202, and the handle 203 is fixedly connected at the outer end of the sliding frame 202.
The filter screen 204 is fixed in the cavity 201 through the sliding frame 202 to form a partition for the blowing mechanism 102 and the air suction cover 103, so that air flowing into the communicating pipe 104 from the air suction cover 103 and carrying dust is filtered, the dust is left on the filter screen 204 in the sliding frame 202, clean air flows to the blower through the filter screen 204, the dust is prevented from flowing to the blower along with the flowing air and being blown to an artificial sand position to be removed, the dust removal is influenced, meanwhile, the sliding frame 202 is fixed with the cavity 201 through screws, the sliding frame 202 can be detached from the cavity 201, and the dust on the filter screen 204 in the sliding frame 202 can be poured out conveniently.
Referring to fig. 4, 9 and 10, an embodiment of the ash storage device for storing ash is further explained;
the ash storage device further comprises a reciprocating shaft 205 and a scraper 206, the reciprocating shaft 205 is rotatably connected to the sliding frame 202, a reciprocating thread sliding groove is formed in the reciprocating shaft 205, the scraper 206 is rotatably connected with the reciprocating shaft 205, a sliding block which is matched with the reciprocating thread sliding groove and is in sliding connection with the scraper 206 is arranged on the scraper 206 and used for enabling the scraper 206 to move in a reciprocating mode, and the lower end of the scraper 206 is in contact with the filter screen 204.
The speed reducer through the driving motor output drives reciprocating shaft 205, make reciprocating shaft 205 use self axis to rotate as the axle, reciprocating shaft 205 passes through reciprocal screw thread spout on it when rotating, the sliding block that sets up on scraper 206 transmits, make the sliding block carry out reciprocating motion along reciprocal screw thread spout, then drive scraper 206 and carry out reciprocating motion at filter screen 204, form the scraping to the terminal surface on the filter screen 204, scrape both sides with the dirt that filters out on the filter screen 204, avoid the long-time delay of dirt on filter screen 204, form the jam on the filter screen 204, influence the air flow, then influence and remove native efficiency, the long-time ability that removes soil of device has improved simultaneously.
With reference to fig. 5, 6, an embodiment of the pushing mechanism is illustrated;
the pushing mechanism comprises a push plate 301 and an electric telescopic rod 302, the push plate 301 is connected in the storage frame 106 in a sliding mode, and the electric telescopic rod 302 is fixedly connected between the push plate 301 and the storage frame 106.
Through electric telescopic handle 302's extension, drive push pedal 301 and remove to ventilation net 101 direction in depositing frame 106 to will deposit the artifical sand that waits to remove soil in the frame 106 and push to ventilation net 101 and remove soil, through electric telescopic handle 302's shrink, drive push pedal 301 and remove to the direction of keeping away from ventilation net 101 in depositing frame 106, thereby enlarge the space of depositing in the frame 106 and be used for depositing the artifical sand of waiting to remove soil.
With reference to fig. 5, 6, an embodiment of the pushing mechanism is further illustrated;
the pushing mechanism further comprises an upper shield 303, one end of the upper shield 303 is fixedly connected with the push plate 301, and the other end of the upper shield 303 is slidably connected with the storage frame 106.
Through the setting of last sunshade 303, at electric telescopic handle 302's extension, drive push pedal 301 when depositing frame 106 in to ventilation net 101 direction removal, go up the sunshade 303 and shelter from push pedal 301 and the space of depositing the production between the frame 106, avoid artifical sand to flow to push pedal 301 and deposit between the frame 106, influence electric telescopic handle 302's shrink, be used for depositing the parking space who treats the artifical sand that removes soil in depositing frame 106 promptly.
Referring to fig. 7, 8, an embodiment of a flow regulating mechanism is illustrated;
the flow regulating mechanism comprises a regulating plate 401, lug plates 402, a threaded rod 403 and an internal threaded wheel 404, the lug plates 402 are arranged at two ends of the regulating plate 401, the two lug plates 402 are respectively connected with two ends of the mounting plate 107 in a sliding manner, the lower end of the threaded rod 403 is fixedly connected to the regulating plate 401, the internal threaded wheel 404 is rotatably connected to the mounting plate 107, and the threaded rod 403 and the internal threaded wheel 404 are connected through threads.
When needs adjust artifical sand flow, screw wheel 404 in rotating, threaded connection through interior screw wheel 404 and threaded rod 403, cooperation otic placode 402 is spacing to adjusting plate 401, make threaded rod 403 unable rotate and go up and down at the axis direction of internal screw wheel 404, thereby drive adjusting plate 401 and go up and down, change the space between adjusting plate 401 lower extreme and the ventilation net 101 then, thereby form the regulation to artifical sand flow, when the tight ventilation net 101 in adjusting plate 401 lower extreme top, artifical sand is stopped and can't remove soil.
The high-density concrete prepared by the high-density concrete preparation process comprises the following raw materials in parts by weight: 1500 parts of artificial sand, 1500 parts of crushed stone, 380 parts of cement, 30 parts of fly ash, 150 parts of water and 15 parts of water reducing agent.
The contents of the above embodiments are only illustrations of implementation forms of the inventive concept, and should not be construed as being limited to the specific forms set forth in the embodiments, nor should the scope of the invention be limited to the technical equivalents which can be imagined by the inventive concept by those skilled in the art.
Claims (10)
1. A preparation process of high-density concrete is characterized by comprising the following steps: the method comprises the following steps:
s1, removing soil from the artificial sand by using a soil removing device;
s2, preparing artificial sand, broken stone, cement, fly ash, water and a water reducing agent according to the weight proportion;
and S3, mixing the raw materials, and fully stirring to obtain the high-density concrete.
2. The process for preparing high density concrete according to claim 1, wherein: and the fineness modulus of the artificial sand is 3.0-3.2.
3. The process for preparing high density concrete according to claim 1, wherein: the soil removing device comprises a ventilation net (101) used for artificial sand flowing, the ventilation net (101) is obliquely arranged, a blowing mechanism (102) used for blowing air perpendicular to the net surface is arranged below the ventilation net (101), and a blower is arranged in the blowing mechanism (102).
4. A process for preparing high density concrete according to claim 3 wherein: an air suction cover (103) for sucking ash is arranged above the ventilation net (101).
5. The process for preparing high-density concrete according to claim 4, wherein: the soil removing device further comprises a communicating pipe (104) used for communicating the blowing mechanism (102) with the air suction cover (103), and an ash storage device for filtering ash soil is arranged on the communicating pipe (104).
6. A process for preparing high density concrete according to claim 3 wherein: both sides of ventilation net (101) all are equipped with side shield (105).
7. The process for preparing high-density concrete according to claim 6, wherein: the upper end of the ventilation net (101) is provided with a storage frame (106) for storing artificial sand, the storage frame (106) is fixedly connected with the two side baffles (105), and a pushing mechanism for pushing the artificial sand is arranged in the storage frame (106).
8. The process for preparing high density concrete according to claim 7, wherein: fixedly connected with mounting panel (107) between the upper end of two side shields (105), be equipped with the flow control mechanism who is used for adjusting artifical sand flow between mounting panel (107) and ventilation net (101).
9. The process for preparing high-density concrete according to claim 6, wherein: a plurality of cleaning rollers (108) are uniformly and rotatably connected between the two side baffles (105).
10. High density concrete prepared using a high density concrete preparation process according to claim 1, characterized in that: the high-density concrete comprises the following raw materials in parts by weight: 1500 parts of artificial sand, 1500 parts of crushed stone, 380 parts of cement, 30 parts of fly ash, 150 parts of water and 15 parts of water reducing agent.
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Effective date of registration: 20221202 Address after: 276800 To the west of 204 National Highway and north of Zhangjiazhuang Village, Shanhaitian Tourist Resort, Rizhao, Shandong Applicant after: Rizhao Wuse Stone New Building Materials Co.,Ltd. Address before: 150100 Zhengfeng eighth Committee of Dancheng Town, Shuangcheng City, Harbin City, Heilongjiang Province Applicant before: Su Yongqing |
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