CN112275610A - Preparation method of asphalt concrete - Google Patents
Preparation method of asphalt concrete Download PDFInfo
- Publication number
- CN112275610A CN112275610A CN202011068156.5A CN202011068156A CN112275610A CN 112275610 A CN112275610 A CN 112275610A CN 202011068156 A CN202011068156 A CN 202011068156A CN 112275610 A CN112275610 A CN 112275610A
- Authority
- CN
- China
- Prior art keywords
- push rod
- screen
- asphalt
- belt pulley
- shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000011384 asphalt concrete Substances 0.000 title claims abstract description 28
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 239000004575 stone Substances 0.000 claims abstract description 59
- 239000010426 asphalt Substances 0.000 claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 238000003756 stirring Methods 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims abstract description 5
- 238000012216 screening Methods 0.000 claims description 32
- 230000005540 biological transmission Effects 0.000 claims description 23
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 4
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 4
- 241001330002 Bambuseae Species 0.000 claims description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 4
- 239000011425 bamboo Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 description 5
- 230000009467 reduction Effects 0.000 description 3
- 238000005034 decoration Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/18—Drum screens
- B07B1/22—Revolving drums
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/02—Disintegrating by mills having rotary beater elements ; Hammer mills with horizontal rotor shaft
- B02C13/06—Disintegrating by mills having rotary beater elements ; Hammer mills with horizontal rotor shaft with beaters rigidly connected to the rotor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/26—Details
- B02C13/282—Shape or inner surface of mill-housings
- B02C13/284—Built-in screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
-
- 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
- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/02—Macromolecular compounds
- C04B26/26—Bituminous materials, e.g. tar, pitch
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Food Science & Technology (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention discloses a preparation method of asphalt concrete, which comprises the following steps: the method comprises the following steps: adding heated asphalt into the shell, and controlling the rotating shaft to drive a stirring rod positioned in the shell to stir the asphalt; step two: placing the crushed stone blocks into a screen mechanism, controlling a push plate to move leftwards to push the crushed stone blocks into a screen, and controlling a push rod to move leftwards to enable a belt pulley component connected with the screen mechanism to be connected with a rotating shaft; step three: continuously controlling the electric push rod to extend out, driving the push plate to push large stones blocked on the screen to the left by the electric push rod, and smashing the large stones by using the rotary stone breaking knife so as to fall into the asphalt through the screen; step four: when the crushed stone blocks are completely screened, the push rod controls the screen mechanism to stop rotating; step five: continuously controlling the stirring rod to fully stir the asphalt mixed with the crushed stone for five minutes, and finishing the preparation of the asphalt concrete; the preparation method of the asphalt concrete is simple to operate and can quickly realize the preparation of the asphalt concrete.
Description
Technical Field
The invention belongs to the technical field of asphalt concrete, and particularly relates to a preparation method of asphalt concrete.
Background
The asphalt concrete is a mixture prepared by mixing broken stone or crushed gravel, stone chips or sand, mineral powder and the like with a certain proportion of road asphalt material under strictly controlled conditions. Asphalt concrete is commonly used for paving roads, and has the advantages of economy, safety, smooth surface, no joint, no dust emission, easy cleaning, high construction progress block, high strength and the like. The preparation of asphalt concrete in the prior art has the following problems: 1. when the existing equipment is used for preparing and processing asphalt concrete, the crushed stone materials cannot be effectively screened, so that large blocky crushed stones are easily mixed in the mixed finished product materials, and the subsequent processing and use of the finished product materials are influenced; 2. the problem that broken stones block the screen holes usually also occurs in the asphalt concrete preparation equipment capable of screening, so that the filtering efficiency is low, and the manufacturing period of asphalt concrete is influenced.
Disclosure of Invention
The invention aims to provide a preparation method of asphalt concrete, which is simple to operate and can quickly realize the preparation of the asphalt concrete.
In order to solve the technical problems, the invention provides a preparation method of asphalt concrete, which comprises the following steps:
the method comprises the following steps: adding heated asphalt into the shell, and controlling the rotating shaft to drive a stirring rod positioned in the shell to stir the asphalt;
step two: placing the crushed stone blocks into a screen mechanism, controlling an electric push rod to extend out to drive a push plate and a push rod to move leftwards, pushing the crushed stone blocks into the screen when the push plate moves leftwards, and enabling a belt pulley component connected with the screen mechanism to be connected with a rotating shaft when the push rod moves leftwards, wherein the rotating shaft drives the screen to rotate through the belt pulley component, so that the crushed stone blocks in the screen can be continuously screened and fall into asphalt;
step three: continuously controlling the electric push rod to extend out, driving the push plate to push large stones blocked on the screen to the left by the electric push rod, and smashing the large stones by using the rotary stone breaking knife so as to fall into the asphalt through the screen;
step four: after all the crushed stones are screened, the electric push rod drives the push rod to continuously control the belt pulley component connected with the screen mechanism to be separated from the rotating shaft leftwards, the screen mechanism stops rotating, and screening of the crushed stones is completed;
step five: and continuously controlling the rotating shaft to drive the stirring rod positioned in the shell to fully stir the asphalt mixed with the crushed stone for five minutes, and finishing the preparation of the asphalt concrete.
Further, the screen mechanism comprises a screening cylinder, and the screening cylinder is rotatably connected in the shell and is positioned above the stirring rod; the right end of the screening drum extends out of the shell, a fixing plate sealed at an opening at the right end of the screening drum is fixedly arranged on the right side of the shell, and a feeding hole is formed in the outer side of the circumference of the screening drum extending out of the shell; the part of the screening cylinder in the shell is a screen; a convex shaft extending leftwards is arranged at the left end of the screening drum, and a belt pulley assembly is arranged on the convex shaft;
the electric push rod is fixedly arranged on the fixed plate, a push rod and a push plate which are positioned in the screening cylinder are fixedly arranged at the telescopic end of the electric push rod, and the push plate is used for pushing the crushed stone blocks thrown from the feeding hole to the screen leftwards; the left end of the push rod is positioned in the shaft hole.
Furthermore, the belt pulley assembly comprises a transmission belt and a rotary table positioned at the left end of the protruding shaft, a plurality of radial sliding holes communicated with the shaft hole are uniformly formed in the rotary table at intervals along the circumferential direction, a radial spring hole communicated with the radial sliding hole is formed in the far end of each radial sliding hole in the rotary table, and a radial sliding groove communicated with the radial sliding hole is formed in each radial sliding hole at the left end of the rotary table; each radial sliding hole is internally and slidably connected with a sliding rod, and the side surface of each sliding rod is provided with a convex column which is slidably connected in the radial sliding groove; the far end of each slide bar is provided with a connecting rod which penetrates through the radial spring hole and extends out of the rotary table, one end of each connecting rod, which extends out of the radial spring hole, is provided with an arc-shaped block, and the circumferential side surface of each arc-shaped block is provided with an arc-shaped groove; a first spring which is sleeved on the connecting rod and used for forcing the sliding rod to move towards the direction of the shaft hole is arranged in each radial spring hole; the side surface of the rotating shaft, which is positioned outside the shell, is fixedly provided with a belt pulley, the transmission belt is sleeved between the belt pulley and the plurality of arc-shaped blocks, the left end of the push rod is provided with a conical surface, and the push rod is provided with a circular groove with a V-shaped section at the outer side close to the push rod; when the push rod moves leftwards, the slide rods are pushed by the conical surface to drive the arc-shaped blocks to move towards the direction far away from the shaft hole, the transmission belt between the belt pulley and the arc-shaped blocks is tensioned, and the belt pulley drives the rotary table to rotate through the transmission belt; after the push rod moves leftwards and the crushed stone blocks are completely screened, the slide rod slides into the annular groove under the action of the first spring, the transmission belt between the belt pulley and the arc blocks is loosened, and the belt pulley does not drive the rotary table to rotate through the transmission belt.
Further, the lower extreme of casing is a convergent section of thick bamboo, the lower extreme opening part fixed mounting of a convergent section of thick bamboo has the blanking cover.
Furthermore, a plurality of rubble knives are arranged on the inner side of the left end of the screening cylinder at intervals along the circumferential direction.
Furthermore, a mounting plate extends from the left side of the shell, a motor is fixedly mounted on the mounting plate, and a reduction gearbox is arranged between an output shaft of the motor and the rotating shaft.
Advantageous effects
Compared with the prior art, the technical scheme of the invention has the following advantages:
1. through the matching of the push rod and the slide rod, when the crushed stone is required to be screened, the slide rod drives the arc-shaped block to extend out to tighten the transmission belt, the belt pulley drives the turntable to rotate through the transmission belt, so as to drive the screen to rotate to screen the crushed stone, and at ordinary times, the slide rod drives the arc-shaped block to approach the turntable under the action of the first spring, so that the transmission belt between the belt pulley and the arc-shaped blocks is loosened, the belt pulley does not drive the turntable to rotate through the transmission belt, and the screen does not rotate;
2. the crushed stone blocks blocking the screen are pushed away by using the push plate on the push rod, so that the screen can smoothly screen the stone blocks;
3. the annular groove is formed in the connecting rod, so that the transmission belt between the belt pulley and the arc-shaped blocks can be controlled to be loosened after all the crushed stones are screened, and the rotation of the screen is stopped;
4. by using the stone breaking knife, large broken stones are broken, and then the requirements on the uniformity of the aggregate size of the broken stones are reduced through the screen.
Drawings
FIG. 1 is a cross-sectional view of a housing, a screen mechanism, and a pulley assembly of the present invention;
FIG. 2 is a cross-sectional view of the crushed stone of the present invention after being introduced into the screen cylinder and with the feed opening closed;
FIG. 3 is a cross-sectional view of the present invention as it begins screening for crushed stone;
FIG. 4 is a cross-sectional view of the present invention after screening of the crushed stone;
FIG. 5 is a cross-sectional view taken along line A-A of FIG. 1;
fig. 6 is a cross-sectional view in the direction a-a of fig. 1 at the beginning of rotation of the screen.
Detailed Description
Referring to fig. 1-6, the present invention provides a method for preparing asphalt concrete, comprising the following steps:
the method comprises the following steps: adding heated asphalt into the shell 1, and controlling the rotating shaft 31 to drive the stirring rod 4 positioned in the shell 1 to stir the asphalt;
step two: putting the crushed stone into a screen mechanism 8, controlling an electric push rod 5 to extend to drive a push plate 6 and a push rod 7 to move leftwards, pushing the crushed stone into a screen 8a when the push plate 6 moves leftwards, connecting a belt pulley component connected with the screen mechanism 8 with a rotating shaft 31 when the push rod 7 moves leftwards, and driving the screen 8a to rotate by the rotating shaft 31 through the belt pulley component so that the crushed stone in the screen 8a can be continuously screened and fall into asphalt;
step three: continuously controlling the electric push rod 5 to extend out, driving the push plate 6 to push large stones blocked on the screen mesh 8a to the left by the electric push rod 5, breaking the large stones by using the rotary stone breaking knife 9, and then falling into the asphalt through the screen mesh 8 a;
step four: after all the crushed stones are screened, the electric push rod 5 drives the push rod 7 to continuously control the belt pulley component connected with the screen mechanism 8 leftwards to be disconnected from the rotating shaft 31, the screen mechanism 8 stops rotating, and screening of the crushed stones is completed;
step five: and continuously controlling the rotating shaft 31 to drive the stirring rod 4 positioned in the shell 1 to fully stir the asphalt mixed with the crushed stone for five minutes, and finishing the preparation of the asphalt concrete. The steps enable the preparation process of the asphalt concrete to have low requirements on the size uniformity of the broken stone blocks, do not need to be screened in advance, can be prepared by only feeding stone materials into equipment, and are convenient to operate.
In this embodiment, the screen mechanism 8 includes a screening cylinder 81, and the screening cylinder 81 is rotatably connected in the housing 1 and located above the stirring rod 4; the right end of the screening cylinder 81 extends out of the shell 1, a fixing plate 101 sealed at an opening at the right end of the screening cylinder 81 is fixedly arranged on the right side of the shell 1, and a feeding hole 8b is formed in the outer side of the circumference of the screening cylinder 81 extending out of the shell 1; the part of the screening cylinder 81 positioned in the shell 1 is a screen mesh 8 a; a convex shaft 82 extending leftwards is arranged at the left end of the screening drum 81, and a belt pulley assembly is arranged on the convex shaft 82; the electric push rod 5 is fixedly arranged on the fixing plate 101, a push rod 7 and a push plate 6 which are positioned in the screening cylinder 81 are fixedly arranged at the telescopic end of the electric push rod 5, and the push plate 6 is used for pushing the crushed stone blocks thrown from the feeding hole 8b to the screen 8a leftwards; a shaft hole 83 which penetrates through the shaft is arranged in the protruding shaft 82 along the axial direction, and the left end of the push rod 7 is positioned in the shaft hole 83.
In this embodiment, the belt pulley assembly includes a transmission belt 13, and a rotary table 84 located at the left end of the protruding shaft 82, a plurality of radial sliding holes 85 communicated with the shaft hole 83 are uniformly arranged in the rotary table 84 at intervals along the circumferential direction, a radial spring hole 86 communicated with the radial sliding hole 85 is arranged at the far end of each radial sliding hole 85 in the rotary table 84, and a radial sliding chute 11 communicated with the radial sliding hole 85 is arranged at each radial sliding hole 85 at the left end of the rotary table 84; each radial sliding hole 85 is connected with a sliding rod 10 in a sliding manner, and the side surface of each sliding rod 10 is provided with a convex column 10b connected in a sliding manner in the radial sliding groove 11; the far end of each slide bar 10 is provided with a connecting rod 10a which passes through the radial spring hole 86 and extends out of the turntable 84, one end of each connecting rod 10a extending out of the radial spring hole 86 is provided with an arc-shaped block 10c, and the circumferential side surface of each arc-shaped block 10c is provided with an arc-shaped groove 10 d; a first spring 12 sleeved on the connecting rod 10a and used for forcing the sliding rod 10 to move towards the shaft hole 83 is arranged in each radial spring hole 86; the rotating shaft 31 is fixedly provided with a belt pulley 3 on the side surface outside the shell 1, the transmission belt 13 is sleeved between the belt pulley 3 and the plurality of arc-shaped blocks 10c, the left end of the push rod 7 is provided with a conical surface 7a, and the push rod 7 is provided with a ring groove 7b with a V-shaped cross section on the outer side close to the push rod 7; when the push rod 7 moves leftwards, the slide rods 10 are pushed through the conical surface 7a to drive the arc-shaped blocks 10c to move towards the direction far away from the shaft hole, the transmission belt 13 between the belt pulley 3 and the arc-shaped blocks 10c is tensioned, and the belt pulley 3 drives the rotary table 84 to rotate through the transmission belt 13; after the push rod 7 moves leftwards and the crushed stone blocks are completely screened, the slide rod 10 slides into the annular groove 7b under the action of the first spring 12, at the moment, the transmission belt 13 between the belt pulley 3 and the plurality of arc-shaped blocks 10c is loosened, and the belt pulley 3 does not drive the rotary disc 84 to rotate through the transmission belt 13 any more.
In this embodiment, the lower end of the housing 1 is a tapered cylinder 102, and a plug cap 103 is fixedly mounted at an opening of the lower end of the tapered cylinder 102. The left end of the screening cylinder 81 is provided with a plurality of stone cutters 9 at intervals along the circumferential direction.
In addition, a mounting plate 104 extends from the left side of the casing 1, a motor 2 is fixedly mounted on the mounting plate 104, and a reduction box 14 is arranged between an output shaft of the motor 2 and the rotating shaft 31. In the above steps, the rotating shaft 31 is driven by the motor 2 through the reduction box 14 to rotate.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. The preparation method of the asphalt concrete is characterized by comprising the following steps:
the method comprises the following steps: adding heated asphalt into the shell, and controlling the rotating shaft to drive a stirring rod positioned in the shell to stir the asphalt;
step two: placing the crushed stone blocks into a screen mechanism, controlling an electric push rod to extend out to drive a push plate and a push rod to move leftwards, pushing the crushed stone blocks into the screen when the push plate moves leftwards, and enabling a belt pulley component connected with the screen mechanism to be connected with a rotating shaft when the push rod moves leftwards, wherein the rotating shaft drives the screen to rotate through the belt pulley component, so that the crushed stone blocks in the screen can be continuously screened and fall into asphalt;
step three: continuously controlling the electric push rod to extend out, driving the push plate to push large stones blocked on the screen to the left by the electric push rod, and smashing the large stones by using the rotary stone breaking knife so as to fall into the asphalt through the screen;
step four: after all the crushed stones are screened, the electric push rod drives the push rod to continuously control the belt pulley component connected with the screen mechanism to be separated from the rotating shaft leftwards, the screen mechanism stops rotating, and screening of the crushed stones is completed;
step five: and continuously controlling the rotating shaft to drive the stirring rod positioned in the shell to fully stir the asphalt mixed with the crushed stone for five minutes, and finishing the preparation of the asphalt concrete.
2. The method for producing an asphalt concrete according to claim 1, characterized in that: the screen mechanism comprises a screening cylinder, and the screening cylinder is rotatably connected in the shell and is positioned above the stirring rod; the right end of the screening drum extends out of the shell, a fixing plate sealed at an opening at the right end of the screening drum is fixedly arranged on the right side of the shell, and a feeding hole is formed in the outer side of the circumference of the screening drum extending out of the shell; the part of the screening cylinder in the shell is a screen; a convex shaft extending leftwards is arranged at the left end of the screening drum, and a belt pulley assembly is arranged on the convex shaft;
the electric push rod is fixedly arranged on the fixed plate, a push rod and a push plate which are positioned in the screening cylinder are fixedly arranged at the telescopic end of the electric push rod, and the push plate is used for pushing the crushed stone blocks thrown from the feeding hole to the screen leftwards; the left end of the push rod is positioned in the shaft hole.
3. The method for producing an asphalt concrete according to claim 2, characterized in that: the belt pulley assembly comprises a transmission belt and a rotary table positioned at the left end of the protruding shaft, a plurality of radial sliding holes communicated with the shaft hole are uniformly formed in the rotary table at intervals along the circumferential direction, a radial spring hole communicated with the radial sliding hole is formed in the far end of each radial sliding hole in the rotary table, and a radial sliding groove communicated with the radial sliding hole is formed in each radial sliding hole at the left end of the rotary table; each radial sliding hole is internally and slidably connected with a sliding rod, and the side surface of each sliding rod is provided with a convex column which is slidably connected in the radial sliding groove; the far end of each slide bar is provided with a connecting rod which penetrates through the radial spring hole and extends out of the rotary table, one end of each connecting rod, which extends out of the radial spring hole, is provided with an arc-shaped block, and the circumferential side surface of each arc-shaped block is provided with an arc-shaped groove; a first spring which is sleeved on the connecting rod and used for forcing the sliding rod to move towards the direction of the shaft hole is arranged in each radial spring hole; the side surface of the rotating shaft, which is positioned outside the shell, is fixedly provided with a belt pulley, the transmission belt is sleeved between the belt pulley and the plurality of arc-shaped blocks, the left end of the push rod is provided with a conical surface, and the push rod is provided with a circular groove with a V-shaped section at the outer side close to the push rod; when the push rod moves leftwards, the slide rods are pushed by the conical surface to drive the arc-shaped blocks to move towards the direction far away from the shaft hole, the transmission belt between the belt pulley and the arc-shaped blocks is tensioned, and the belt pulley drives the rotary table to rotate through the transmission belt; after the push rod moves leftwards and the crushed stone blocks are completely screened, the slide rod slides into the annular groove under the action of the first spring, the transmission belt between the belt pulley and the arc blocks is loosened, and the belt pulley does not drive the rotary table to rotate through the transmission belt.
4. The method for producing an asphalt concrete according to claim 2, characterized in that: the lower extreme of casing is a convergent section of thick bamboo, the lower extreme opening part fixed mounting of a convergent section of thick bamboo has the blanking cover.
5. The method for producing an asphalt concrete according to claim 2, characterized in that: the left end inboard of screen cylinder is equipped with a plurality of rubble swoves along circumference interval.
6. The method for producing an asphalt concrete according to claim 1, characterized in that: the left side of casing extends and is equipped with the mounting panel, fixed mounting has the motor on the mounting panel, be equipped with the reducing gear box between the output shaft of motor and the pivot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011068156.5A CN112275610B (en) | 2020-10-08 | 2020-10-08 | Preparation method of asphalt concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011068156.5A CN112275610B (en) | 2020-10-08 | 2020-10-08 | Preparation method of asphalt concrete |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112275610A true CN112275610A (en) | 2021-01-29 |
| CN112275610B CN112275610B (en) | 2021-08-17 |
Family
ID=74422731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011068156.5A Active CN112275610B (en) | 2020-10-08 | 2020-10-08 | Preparation method of asphalt concrete |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112275610B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113336474A (en) * | 2021-05-20 | 2021-09-03 | 漳州新立基沥青有限公司 | Preparation process of asphalt concrete |
| CN113652929A (en) * | 2021-09-14 | 2021-11-16 | 黄雨晨 | Preparation process of asphalt concrete |
| CN114082498A (en) * | 2021-11-26 | 2022-02-25 | 黄雨晨 | Modified asphalt preparation system |
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| CN107262368A (en) * | 2017-07-19 | 2017-10-20 | 乐陵市鑫地园金银花种植专业合作社 | New and effective chemical fertilizer screening machine |
| CN110935545A (en) * | 2019-12-03 | 2020-03-31 | 湖南慕她生物科技发展有限公司 | Spices processing production is with lily reducing mechanism |
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| CN2546488Y (en) * | 2001-03-25 | 2003-04-23 | 李培元 | Asphalt mixing apparatus |
| CN201088954Y (en) * | 2007-09-13 | 2008-07-23 | 王侠东 | Sand sieving machine |
| CN201454483U (en) * | 2009-08-06 | 2010-05-12 | 郝志付 | Stirring equipment of asphalt mixture |
| CN205295877U (en) * | 2016-01-11 | 2016-06-08 | 天津沧田科技发展有限公司 | Bituminous mixture stirring device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113336474A (en) * | 2021-05-20 | 2021-09-03 | 漳州新立基沥青有限公司 | Preparation process of asphalt concrete |
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| CN113652929B (en) * | 2021-09-14 | 2024-02-13 | 广州市路福市政道路工程有限公司 | Asphalt concrete preparation process |
| CN114082498A (en) * | 2021-11-26 | 2022-02-25 | 黄雨晨 | Modified asphalt preparation system |
| CN114082498B (en) * | 2021-11-26 | 2023-10-13 | 内蒙古北化浩绅科技有限公司 | Modified asphalt preparation system |
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