CN113085001A - Preparation method and device of semi-flexible pavement asphalt mixture - Google Patents

Preparation method and device of semi-flexible pavement asphalt mixture Download PDF

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Publication number
CN113085001A
CN113085001A CN202110336738.5A CN202110336738A CN113085001A CN 113085001 A CN113085001 A CN 113085001A CN 202110336738 A CN202110336738 A CN 202110336738A CN 113085001 A CN113085001 A CN 113085001A
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China
Prior art keywords
shaft
semi
flexible pavement
stirring
block
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Granted
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CN202110336738.5A
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Chinese (zh)
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CN113085001B (en
Inventor
朱光达
莫秋旭
于宏明
杨清尘
吴观旺
温贤涛
李周远
蒋勇
于宏亮
罗文乐
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Zhanjiang Highway Engineering Team Of Guangdong Province
Guangdong Huihang Construction Engineering Co ltd
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Zhanjiang Highway Engineering Team Of Guangdong Province
Guangdong Huihang Construction Engineering Co ltd
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Priority to CN202110336738.5A priority Critical patent/CN113085001B/en
Publication of CN113085001A publication Critical patent/CN113085001A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
    • B28C5/003—Methods for mixing
    • B28C5/006—Methods for mixing involving mechanical aspects
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
    • B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
    • B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
    • B28C5/18—Mixing in containers to which motion is imparted to effect the mixing
    • B28C5/20—Mixing in containers to which motion is imparted to effect the mixing rotating about a horizontal or substantially horizontal axis during mixing, e.g. without independent stirrers
    • B28C5/24—Mixing in containers to which motion is imparted to effect the mixing rotating about a horizontal or substantially horizontal axis during mixing, e.g. without independent stirrers with driven stirrers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C9/00—General arrangement or layout of plant
    • B28C9/04—General arrangement or layout of plant the plant being mobile, e.g. mounted on a carriage or a set of carriages
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00—Adapting or protecting infrastructure or their operation
    • Y02A30/60—Planning or developing urban green infrastructure

Abstract

The invention provides a semi-flexible pavement asphalt mixture and a device thereof, comprising: the asphalt mixing and stirring device comprises a main body, wherein a stirrer is connected to one side of the main body to mix and stir asphalt, and a base is connected to the bottom end of the main body to stably place the main body; the scraping structure is inserted and embedded into a circular ring arranged around the bottom end in the stirrer. A preparation method of a semi-flexible pavement asphalt mixture comprises the following steps: with cement, fly ash, silica fume, during mineral powder and water put into the agitator in the main part according to a quantitative, come to carry out abundant mixing stirring to it through the agitator, put into the thickener of certain proportion according to its different volume after stirring for a certain time and mix, scrape the structure clearly through the device setting and let the pitch that has added the thickener clear scraping the pitch of adhering to at the agitator inner wall when mixing the stirring for it can not depend on in a large number and lead to unable abundant comprehensive stirring on the inner wall of agitator and mix.

Description

Preparation method and device of semi-flexible pavement asphalt mixture
Technical Field
The invention relates to the technical field of pavement construction, in particular to a method and a device for preparing a semi-flexible pavement asphalt mixture.
Background
The asphalt is a black brown complex mixture composed of hydrocarbons with different molecular weights and nonmetal derivatives thereof, is one of high-viscosity organic liquids, mostly exists in a liquid or semisolid petroleum form, has a black surface, and can be dissolved in carbon disulfide and carbon tetrachloride. Asphalt is a waterproof, moistureproof and anticorrosive organic cementing material. The asphalt can be mainly divided into coal tar asphalt, petroleum asphalt and natural asphalt: among them, coal tar pitch is a by-product of coking. Petroleum pitch is the residue of crude oil distillation. Natural bitumen is stored underground, and some forms a mineral layer or is accumulated on the surface of the crust. The asphalt is mainly used in the industries of paint, plastics, rubber and the like and pavement and the like. The existing asphalt can be easily dispersed due to the adhesion degree when being paved on a road surface in the solidification forming process, so that certain pot holes can be reserved on the surface of the asphalt after solidification forming, and meanwhile, a large amount of asphalt can be mixed and stirred on the inner wall of the stirrer by one party in the process of mixing and stirring the asphalt effectively, comprehensively and fully.
Disclosure of Invention
Problem (A)
In conclusion, the method and the device for preparing the semi-flexible pavement asphalt mixture are provided, and are used for solving the problem that the surface is not smooth after molding due to easy dispersion in the solidification molding process when the existing semi-flexible pavement asphalt is paved on a pavement.
(II) technical scheme
A device for mixing asphalt on a semi-flexible pavement comprises: the asphalt mixing and stirring device comprises a main body, wherein one side of the main body is connected with a stirrer for mixing and stirring asphalt, and the bottom end of the main body is connected with a base for stably placing the main body;
and the scraping structure is inserted and embedded into a circular ring arranged around the bottom end in the stirrer.
Further, the stirrer comprises;
the limiting groove is an L-shaped groove formed around the bottom end inside the stirrer;
and the transmission tooth trace is a tooth trace which is gear-shaped and is close to the surface of the bottom end part on the periphery of the inner wall of the stirrer.
Further, the scraping structure comprises;
the scraping block is a rectangular convex block around the top end of the scraping structure, and two sides of the convex block of the scraping block are inclined planes which are arranged in an inclined manner;
the limiting block is a rectangular lug on one side of the bottom end of the scraping structure, and the lug on the bottom end of the limiting block is embedded with the limiting groove.
Further, the scraping block comprises;
the transmission shaft is a round shaft which is embedded and arranged at the bottom end of the scraping block and attached to the surface of the inner wall of the stirrer, the surface of one side of the round shaft of the transmission shaft is attached to the surface of the transmission tooth trace, and meanwhile, the peripheral surface of the transmission shaft is provided with a tooth block which is engaged with the transmission tooth trace;
the vibration shaft is a circular shaft which is embedded in a convex part on the surface of one side of the scraping block, and the other side of the vibration shaft is attached to the transmission shaft;
the rotating shafts are round shafts fixedly connected together through a middle round shaft at intervals at one end around the vibrating shaft, tooth marks meshed with the transmission shaft are arranged on the surfaces around the rotating shafts, and thread-shaped groove marks are arranged on the surfaces around the round shafts connected with each other between the rotating shafts;
the torque shaft is a circular shaft which is arranged between every two rotating shafts in a sleeved and penetrating mode, and the inner wall of the circular groove in the middle of the torque shaft is provided with a thread groove mark which is connected between the rotating shafts and is embedded with the peripheral surface of the circular shaft.
Further, the rotating shaft comprises;
the rotating shaft is a groove which is formed in the top end of the rotating shaft and is close to the periphery of the edge in a circular ring shape;
the vibration block is a plurality of arc bending rectangular square blocks which are elastically connected around the peripheral surface of the groove of the displacement groove through springs, and two sides of the vibration block are inclined planes which are arranged in an inclined manner.
Further, the torque shaft comprises;
and the encircling shaft is a circular shaft, and the diameter of the circumference of the bottom end of the torque shaft is embedded with the width of the groove of the encircling displacement groove.
Further, the mixing ratio of the semi-flexible pavement asphalt is as follows: the cement is 100%, the fly ash is 10%, the silica fume is 12%, the mineral powder is 15%, and the water accounts for 50% of the total amount of all the cementing materials, so that the cement-fly ash cementing material is the optimal choice.
Further, the semi-flexible pavement asphalt formula also comprises 10-12% of a thickening agent, and the optimal rotation is 12%.
A preparation method of a semi-flexible pavement asphalt mixture comprises the following steps:
put into the agitator in the main part with cement, fly ash, little silica flour, powdered ore and water according to a quantitative, come to carry out abundant mixing stirring to it through the agitator, put into the thickener of certain proportion according to its different volume after stirring for a certain time and mix, through clearly scraping the structure when stirring and let because the addition thickener leads to pitch to become to glue and the pitch of adhering to on the inner wall is clearly scraped, also can shake the hitting to the pitch that condenses into the piece when scraping the stirring simultaneously and hit.
(III) advantageous effects
(1) Scrape the structure through the device setting and let the pitch that has added the thickening agent when mixing the stirring scrape the pitch of adhering to at the agitator inner wall clearly for it can not depend on in a large number and lead to unable abundant comprehensive stirring to mix on the inner wall of agitator.
(2) The device still is provided with the vibrations axle, through the rotatory and shaking force of moment of torsion of vibrations axle come to glue the pitch that increases the adhesion degree because of adding the thickening agent and disperse it when blocking when stirring, let it carry out comprehensive stirring to pitch and mix.
(3) The asphalt is added by 2: 20. preferably, 3: 20, the viscosity of the asphalt after stirring and mixing can be effectively improved, so that the asphalt cannot be dispersed by self when being laid on a road surface, and certain pits can be reserved on the surface after condensation molding.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic side view of the overall structure of the agitator of the present invention;
FIG. 3 is an enlarged view of the structure of FIG. 2 at A according to the present invention;
FIG. 4 is a schematic view of the overall construction of the scraping block of the present invention;
FIG. 5 is a schematic view of the overall structure of the vibration shaft of the present invention;
FIG. 6 is a schematic side sectional view of a rotating shaft according to the present invention;
in fig. 1 to 6, the corresponding relationship between the part names or lines and the reference numbers is:
the main body 1, the stirrer 101, the limiting groove 1011, the transmission tooth trace 1012, the base 102, the cleaning structure 2, the cleaning block 201, the transmission shaft 2011, the vibration shaft 2012, the rotating shaft 2013, the surrounding displacement groove 20131, the vibration block 20132, the torque shaft 2014, the surrounding shaft 20141 and the limiting block 202.
Detailed Description
Please refer to fig. 1 to 6:
a device for mixing asphalt on a semi-flexible pavement comprises: the asphalt mixing and stirring device comprises a main body 1, wherein a stirrer 101 is connected to one side of the main body 1 for mixing and stirring asphalt, and a base 102 is connected to the bottom end of the main body 1 for stably placing the main body 1;
the scraping structure 2 is inserted and embedded into a circular ring arranged around the bottom end in the stirrer 101.
Preferably: the stirrer 101 comprises;
a limit groove 2011, wherein the limit groove 2011 is a groove which is L-shaped around the bottom end inside the stirrer 101;
the transmission tooth trace 2012, the transmission tooth trace 2012 is the tooth trace of the surface of the portion near the bottom end around the inner wall of the stirrer 101, which is in the shape of a gear.
Preferably: the scraping structure 2 comprises;
the scraping block 201 is a rectangular convex block around the top end of the scraping structure 2, and two sides of the convex block of the scraping block 201 are inclined planes which are arranged in an inclined manner; scrape structure 2 and can drive its stopper 202 laminating and remove at agitator 101 inner wall when rotating along spacing groove 1011 clear, the inclined plane of the strength that produces through the rotation and stopper 202 both sides comes to scrape the pitch that agitator 101 inner wall depends on for its pitch can not depend on the inner wall of agitator 101 in a large number after thickening agent increases viscosity.
The limiting block 202, the limiting block 202 is a rectangular lug for scraping one side of the bottom end of the structure 2, and the lug at the bottom end of the limiting block 202 is embedded with the groove of the limiting groove 2011. Its inside clear structure 2 of scraping can be driven and rotate when agitator 101 rotatory stirring, and clear stopper 202 gomphosis of scraping structure 2 through its bottom connect the gomphosis in spacing groove 1011, make both can not separate, the ball of stopper 202 one side can reduce the friction of scraping structure 2 and spacing groove 1011 spread groove simultaneously, make clear structure 2 of scraping can be driven because the rotatory inertia that produces of agitator 101 is thrown the rotation and is leaded to its rotation speed inconsistent of scraping structure 2 and agitator 101.
Preferably, the scraping block 201 comprises;
a transmission shaft 2011, wherein the transmission shaft 2011 is a circular shaft which is embedded and arranged at the bottom end of the cleaning block 201 and attached to the surface of the inner wall of the stirrer 101, the surface of one side of the circular shaft of the transmission shaft 2011 is attached to the surface of the transmission tooth trace 2012, and meanwhile, the surface around the transmission shaft 2011 is provided with a tooth block which is engaged with the transmission tooth trace 2012; when cleaning structure 2 is rotatory, transmission shaft 2011 one side around its bottom can laminate and carry out certain on transmission tooth trace 1012, make transmission shaft 2011 can begin to rotate when laminating transmission tooth trace 1012 and remove through the tooth trace of both mutual meshing, the opposite side can laminate and set up in one side of vibrations axle 2012 inside at stopper 202 gomphosis when transmission shaft 2011 is rotatory, and the laminating of transmission shaft 2011 is on the rotation axis 2013 that is close to the bottom part on vibrations axle 2012 when rotation axis 2013 one side, make its transmission shaft 2011 can drive its and rotate together when rotatory through the tooth trace of rotation axis 2013 surrounding surface.
The vibration shaft 2012 is a circular shaft embedded in a convex part on the surface of one side of the cleaning block 201, and the other side of the vibration shaft 2012 is attached to the transmission shaft 2011;
the rotating shaft 2013 is a plurality of round shafts which are fixedly connected together through a middle round shaft at intervals at one end of the periphery of the vibration shaft 2012, tooth marks meshed with the transmission shaft 2011 are arranged on the periphery surface of the rotating shaft 2013, and meanwhile thread-shaped groove marks are arranged on the periphery surface of the round shafts which are connected with each other between the rotating shafts 2013;
the torque shaft 2014 and the torque shaft 2014 are round shafts which are sleeved and penetrated between the rotating shafts 2013, and the inner wall of the round groove in the middle of the torque shaft 2014 is provided with thread groove marks which are mutually embedded with the peripheral surface of the round shaft connected between the rotating shafts 2013. When the rotating shafts 2013 start to rotate, the middle circular shaft penetrates through the middle of the torque shaft 2014 to rotate together, the surfaces of the circular shafts connected between the rotating shafts 2013 are embedded with the thread groove marks penetrating through the inner wall surface of the groove in the middle of the torque shaft 2014, so that the circular shafts connected between the rotating shafts 2013 drive the torque shaft 2014 to rotate in the opposite direction when rotating, the rotating shafts 2013 and the torque shaft 2014 rotate mutually to stir the surrounding asphalt with certain torque, and the asphalt which is coagulated together into blocks is dispersed.
Preferably: the rotating shaft 2013 comprises;
the rotating shaft 2013 is a groove which is annular at the top end of the rotating shaft 2013 close to the periphery of the edge and surrounds the displacement groove 20131;
the vibration block 20132 is a plurality of arc-shaped bent rectangular-shaped blocks which are elastically connected around the peripheral surface of the groove of the displacement groove 20131 through springs, and two sides of the vibration block 20132 are inclined planes which are obliquely arranged. Meanwhile, when the torque shaft 2014 rotates, the encircling shaft 20141 at the bottom end is embedded into the encircling displacement groove 20131 at the top end of the rotating shaft 2013 for encircling displacement, so that the encircling shaft 2014 can abut against inclined surfaces on two sides of the vibration block 20132 to press the vibration block 20132 to contract, and then the elastic force generated by the elastic restoration through the spring is used for knocking to enable the surface around the rotating shaft 2013 to generate vibration so as to better disperse the asphalt coagulated into blocks.
Preferably: the torque shaft 2014 includes;
and the encircling shaft 20141 is a circular shaft, and the diameter of the circumference of the bottom end of the torque shaft 2014 is embedded with the width of the groove of the encircling displacement groove 20131, and the encircling shaft 20141 is a circular shaft.
Preferably: the semi-flexible pavement asphalt comprises the following components in percentage by weight: the cement is 100%, the fly ash is 10%, the silica fume is 12%, the mineral powder is 15%, and the water accounts for 50% of the total amount of all the cementing materials, so that the cement-fly ash cementing material is the optimal choice.
Preferably: the semi-flexible pavement asphalt formula also comprises 10-12% of a thickening agent, and the optimal rotation is 12%.
A preparation method of a semi-flexible pavement asphalt mixture comprises the following steps of;
put into the agitator 101 on main part 1 with cement, fly ash, little silica flour, powdered ore and water according to a certain amount, come to carry out abundant mixing stirring to it through agitator 101, put into the thickener of certain proportion according to its different volume after stirring for a certain time and mix, through scraping structure 2 when stirring and letting because the addition thickener leads to pitch to become to glue and depend on the pitch on the inner wall and scrape clearly, also can shake the hitting to the pitch that condenses into the piece when scraping the stirring simultaneously and hit.
In the case of the example 1, the following examples are given,
when the thickener accounts for 10 percent and the cement 100 percent, the fly ash 10 percent, the micro silicon powder 12 percent and the mineral powder 15 percent, and the water accounts for 50 percent of the total amount of all the cementing materials, the flexible pavement asphalt mixing mass ratio obtained under the condition that the asphalt attached to the inner wall of the stirrer is scraped by a scraping structure is 2: 20.
in the case of the example 2, the following examples are given,
when the thickening agent accounts for 12% and is mixed with 100% of cement, 10% of fly ash, 12% of silica fume, 15% of mineral powder and 50% of water of the total amount of all cementing materials, the flexible pavement asphalt mixing mass ratio obtained under the condition that asphalt attached to the inner wall of the stirrer is scraped through a scraping structure is 3: 20.
(IV) working principle:
the invention provides a method for preparing asphalt mixture of semi-flexible pavement and a device thereof, which comprises the steps of firstly pouring cement, fly ash, silica fume, mineral powder and water with a certain proportion into a stirrer 101 on a main body 1, then fully mixing the materials together by stirring, then pouring a certain proportion of thickening agent into the mixture for mixing and stirring, so that the stirred asphalt has more adhesiveness, can be better molded when being paved on the pavement without dispersing, and can not form a certain pit hole due to natural dispersion in the solidification molding process, and the viscosity of the asphalt can be increased due to the addition of the thickening agent of the asphalt, so that the asphalt can be adhered to the inner wall surface of the stirrer 101 in the stirring process, and a cleaning structure 2 in the stirrer 101 can be driven to rotate when rotating and stirring, and the cleaning structure 2 is embedded in a limit groove 1011 for connection through a limit block 202 at the bottom end of the cleaning structure 2, so that the cleaning structure and the limiting groove cannot be separated, meanwhile, the balls on one side of the limiting block 202 can reduce the friction between the cleaning structure 2 and the connecting groove of the limiting groove 1011, so that the cleaning structure 2 can be driven to swing and rotate due to the inertia generated by the rotation of the stirrer 101, so that the rotating speed of the cleaning structure 2 is inconsistent with that of the stirrer 101, the limiting block 202 can be driven to be attached to the inner wall of the stirrer 101 to move when the cleaning structure 2 rotates along the limiting groove 1011, the asphalt attached to the inner wall of the stirrer 101 can be cleaned through the force generated by the rotation and the inclined planes on the two sides of the limiting block 202, so that the asphalt cannot be attached to the inner wall of the stirrer 101 in a large amount due to the viscosity increase of the thickening agent, one side of the transmission shaft 2011 on the transmission tooth trace 1012 to be fixed when the cleaning structure 2 rotates, and the transmission shaft 2011 can start to rotate when the transmission tooth trace 1012 is attached to move, when the transmission shaft 2011 rotates, the other side of the transmission shaft 2011 is attached to the limiting block 202 and embedded to be arranged on one side of the internal vibration shaft 2012, when the transmission shaft 2011 is attached to one side of the rotation shaft 2013, the transmission shaft 2011 is attached to the rotation shaft 2013 close to the bottom end part of the vibration shaft 2012, the transmission shaft 2011 is driven to rotate together when the transmission shaft 2013 rotates, finally, the round shaft in the middle of the rotation shaft 2013 penetrates through the middle of the torque shaft 2014 to rotate together, the round shaft surface connected between the rotation shafts 2013 is embedded with the thread groove mark in the middle of the torque shaft 2014 penetrating through the groove inner wall surface, so that the round shaft connected between the rotation shafts 2013 drives the torque shaft 2014 to rotate in the opposite direction when the rotation shaft 2013 rotates, and the mutual rotation between the rotation shaft 2013 and the torque shaft 2014 is used for stirring the surrounding asphalt with a certain torque, the coagulated asphalt blocks are dispersed, meanwhile, when the torque shaft 2014 rotates, the encircling shaft 20141 at the bottom end is embedded into the encircling displacement groove 20131 at the top end of the rotating shaft 2013 for encircling displacement, so that the encircling shaft 2014 is abutted against the inclined surfaces on two sides of the vibrating block 20132 to press the vibrating block 20132 to contract, and then the elastic force generated by the elastic restoration through the spring is knocked to generate vibration on the peripheral surface of the rotating shaft 2013 to better disperse the coagulated asphalt blocks.
Product performance testing
Each proportion asphalt Performance test Structure is shown in the following Table
TABLE 1 asphalt adhesion Dispersion
Examples Dispersion ratio/s Viscosity eta
1 3 12
2 5 22

Claims (9)

1. A semi-flexible pavement asphalt mixture preparation device comprises: main part (1), main part (1) one side is connected with agitator (101) and comes to mix the stirring to pitch, main part (1) bottom is connected with base (102) and comes to stably place main part (1), and characterized in that: the scraping structure (2) is arranged on a circular ring around the bottom end inside the stirrer (101) in an inserting and embedding mode.
2. The device for preparing the asphalt mixture for the semi-flexible pavement according to claim 1, characterized in that: the stirrer (101) comprises a stirrer;
the limiting groove (2011) is an L-shaped groove formed around the bottom end inside the stirrer (101);
and the transmission tooth trace (2012) is a tooth trace which is around the inner wall of the stirrer (101) and is in a gear shape near the surface of the bottom end part.
3. The device for preparing the asphalt mixture for the semi-flexible pavement according to claim 1, characterized in that: the scraping structure (2) comprises;
the scraping block (201) is a rectangular convex block around the top end of the scraping structure (2), and two sides of the convex block of the scraping block (201) are inclined planes which are arranged in an inclined manner;
the limiting block (202), the limiting block (202) is the lug that is rectangular form for scraping structure (2) bottom one side clearly, and limiting block (202) bottom lug and spacing groove (2011) recess looks gomphosis.
4. The device for preparing the asphalt mixture for the semi-flexible pavement according to claim 3, wherein the scraping block (201) comprises;
the transmission shaft (2011) is a round shaft which is embedded and arranged at the bottom end of the scraping block (201) and attached to the inner wall surface of the stirrer (101), the surface of one side of the round shaft of the transmission shaft (2011) is attached to the surface of the transmission tooth trace (2012), and meanwhile, the surface around the transmission shaft (2011) is provided with a tooth block which is engaged with the transmission tooth trace (2012);
the vibration shaft (2012) is a circular shaft embedded with a protruding part on the surface of one side of the cleaning block (201), and the other side of the vibration shaft (2012) is attached to the transmission shaft (2011);
the rotating shaft (2013) is a plurality of circular shafts which are fixedly connected together through a middle circular shaft at intervals at one end of the periphery of the vibration shaft (2012), tooth marks meshed with the transmission shaft (2011) are arranged on the surface of the periphery of the rotating shaft (2013), and thread-shaped groove marks are arranged on the surface of the periphery of the circular shafts which are connected with each other between the rotating shafts (2013);
torque shaft (2014), torque shaft (2014) are for cup jointing run-through setting up in the circle axle between every rotation axis (2013), and torque shaft (2014) middle part circular fluting inner wall be provided with rotation axis (2013) between be connected the mutual gomphosis of circle axle surface around.
5. The device for preparing the asphalt mixture for the semi-flexible pavement according to claim 4, wherein: the rotating shaft (2013) comprises;
the rotary shaft (2013) is a groove which is formed in the periphery of the top end, close to the edge, of the rotary shaft (2013) and is annular;
the vibration block (20132) is a plurality of arc-shaped bent rectangular-shaped blocks which are elastically connected around the peripheral surface of the groove of the displacement groove (20131) through springs, and two sides of the vibration block (20132) are inclined planes which are arranged in an inclined mode.
6. The device for preparing the asphalt mixture for the semi-flexible pavement according to claim 4, wherein: the torque shaft (2014) comprises;
the ring-rotating shaft (20141) is a circular shaft with the diameter around the bottom end of the torque shaft (2014) and the width of the groove of the ring-rotating displacement groove (20131) which are embedded.
7. The device for preparing the asphalt mixture for the semi-flexible pavement according to claim 1, characterized in that: the semi-flexible pavement asphalt comprises the following components in parts by weight: the cement is 100%, the fly ash is 10%, the silica fume is 12%, the mineral powder is 15%, and the water accounts for 50% of the total amount of all the cementing materials, so that the cement-fly ash cementing material is the optimal choice.
8. The device for preparing the asphalt mixture for the semi-flexible pavement according to claim 1, characterized in that: the semi-flexible pavement asphalt formula also comprises 10-12% of a thickening agent.
9. The device for preparing the asphalt mixture for the semi-flexible pavement according to claim 8, wherein: the proportion of the thickener is preferably 12%.
A preparation method of a semi-flexible pavement asphalt mixture comprises the following steps:
put into agitator (101) on main part (1) with cement, fly ash, little silica flour, powdered ore and water according to a quantitative, come to carry out abundant mixing stirring to it through agitator (101), put into the thickening agent of certain proportion according to its different volume after stirring for a certain time and mix, let because of adding thickening agent leads to pitch to become to glue and the pitch of adhering to on the inner wall is clearly scraped through clearly scraping structure (2) when stirring, also can shake the pitch of agglomerating the blocking and hit when scraping the stirring simultaneously.
CN202110336738.5A 2021-03-29 2021-03-29 Preparation method and device of semi-flexible pavement asphalt mixture Active CN113085001B (en)

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CN108086082A (en) * 2017-12-22 2018-05-29 河南城建学院 A kind of construction technology of cement emulsified asphalt mortar penetration type semi-rigid pavement
CN208088055U (en) * 2018-02-09 2018-11-13 江苏中新苏通市政工程有限公司 A kind of bituminous concrete agitated kettle
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CN211664932U (en) * 2019-09-11 2020-10-13 张建雷 Rotation type sludge drying ware inner wall clearance structure
CN211897740U (en) * 2020-04-03 2020-11-10 蒋卓 Pitch device of paving is used in town road construction
CN212701484U (en) * 2019-12-10 2021-03-16 王戈 Emulsification device is used in cosmetics processing
CN112516899A (en) * 2020-07-19 2021-03-19 江苏云帆化工有限公司 Amide herbicide, blending equipment and blending method thereof

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CN206551215U (en) * 2017-03-14 2017-10-13 北京市小红门混凝土有限责任公司 A kind of single horizontal axis concrete mixer
CN108086082A (en) * 2017-12-22 2018-05-29 河南城建学院 A kind of construction technology of cement emulsified asphalt mortar penetration type semi-rigid pavement
CN208088055U (en) * 2018-02-09 2018-11-13 江苏中新苏通市政工程有限公司 A kind of bituminous concrete agitated kettle
CN208949684U (en) * 2018-09-17 2019-06-07 柏耘 A kind of bituminous concrete mixing device
CN209901133U (en) * 2019-04-22 2020-01-07 南京易亨制药有限公司 Adhesive feeding device
CN210544630U (en) * 2019-07-31 2020-05-19 镇江万德机械有限公司 Asphalt mixture mixer
CN211664932U (en) * 2019-09-11 2020-10-13 张建雷 Rotation type sludge drying ware inner wall clearance structure
CN212701484U (en) * 2019-12-10 2021-03-16 王戈 Emulsification device is used in cosmetics processing
CN211897740U (en) * 2020-04-03 2020-11-10 蒋卓 Pitch device of paving is used in town road construction
CN112516899A (en) * 2020-07-19 2021-03-19 江苏云帆化工有限公司 Amide herbicide, blending equipment and blending method thereof

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