CN210420785U - Premixing device for production of recycled asphalt concrete - Google Patents
Premixing device for production of recycled asphalt concrete Download PDFInfo
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- CN210420785U CN210420785U CN201921171905.XU CN201921171905U CN210420785U CN 210420785 U CN210420785 U CN 210420785U CN 201921171905 U CN201921171905 U CN 201921171905U CN 210420785 U CN210420785 U CN 210420785U
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Abstract
The utility model discloses a premixing device for recycled asphalt concrete production, including handling case and storage jar, the lower extreme that the second motor runs through the screening case is connected with first puddler, the filter core is connected with the inside wall of screening case through the dovetail groove, the right side of mixing box is provided with the second inlet pipe, and the rear side of mixing box sets up the second suction fan, and the one end that the mixing box was kept away from to the second suction fan is connected with the right side of dust removal case simultaneously, the storage jar sets up the upper end at the mixing box, and the storage jar sets up the right side at the conveying pipeline, the lower extreme of storage jar link up with the mixing box mutually through the connecting pipe, and the lower extreme of mixing box is provided with the third motor. This a premixing device for reclaimed asphalt concrete production mixes asphalt regenerant and pitch in the holding vessel earlier, strengthens the viscosity of pitch, then mixes the reclaimed asphalt after will mixing with new pitch, and the waste gas that produces among the mixing process enters into the dust removal case through the second suction fan and handles.
Description
Technical Field
The utility model belongs to the technical field of the recycled asphalt concrete production, especially, relate to a premixing device for recycled asphalt concrete production.
Background
The asphalt concrete pavement has the advantages of stable driving, no reflection, low noise, small dust and convenient maintenance, and is widely applied to urban and rural roads, but along with the prolonging of the service time, the asphalt concrete pavement slowly turns brittle, loses elasticity and gradually hardens under the action of various loads, cracks, pits and the like appear, the asphalt concrete pavement material recycling technical department recycles the waste asphalt concrete, the pollution of the waste asphalt concrete materials to the environment is solved, the resources of new asphalt concrete are saved, the asphalt concrete pavement needs to be mixed with a regenerant and new asphalt for use after being dug, crushed, heated and screened, and a premixing device for producing the recycled asphalt concrete is needed.
Asphalt has a sharp peculiar smell, easily causes pollution to ambient air in the process of asphalt regeneration mixing, has poor screening effect on asphalt concrete in the process of asphalt regeneration treatment, and easily influences the quality of recovered regenerated asphalt. Therefore, there is a need for a premixing device for recycled asphalt concrete production to improve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a premixing device for recycled asphalt concrete production aims at solving pitch and has sharp peculiar smell, causes the pollution to the ambient air easily at the in-process that pitch regeneration mixes, and among the pitch regeneration treatment process, is relatively poor to bituminous concrete's screening effect, influences the problem of the quality of the recycled asphalt of retrieving easily.
The utility model is realized in such a way, a premixing device for the production of recycled asphalt concrete, which comprises a processing box and a storage tank, wherein the upper end of the processing box is provided with a first feeding pipe, the left side of the processing box is provided with a first motor, the first motor penetrates through the left side wall of the processing box and is connected with a crushing roller, the right end of the crushing roller is rotatably connected with the inner right side wall of the processing box, the right side of the processing box is provided with a first suction fan, the right end of the first suction fan is connected with a dust removal box, the dust removal box is arranged at the right side of the processing box, a first clapboard is arranged inside the processing box and is arranged below the crushing roller, a splitter plate is arranged below the first clapboard, the two ends of the splitter plate are respectively connected with the inner front and rear side walls of the processing box, the inner side wall of the processing box is embedded with a first heating pipe, and a second clapboard is arranged in the treatment box, the second clapboard is arranged below the first clapboard, the left side of the second clapboard is contacted with the splitter plate, the right side of the treatment box is provided with a discharge pipe, the discharge pipe is arranged below the dust removal box, the right side of the discharge pipe is connected with the screening box, the lower end of the screening box is provided with a second motor, the second motor penetrates through the lower end of the screening box and is connected with a first stirring rod, a filter element is arranged above the first stirring rod, the filter element is connected with the inner side wall of the screening box through a trapezoid groove, the trapezoid groove is respectively arranged on the inner left side wall and the inner right side wall of the screening box, the right side of the screening box is provided with a feed pump, the feed pump is connected with the feed pipe, one end of the feed pipe, which is far away from the feed pump, is connected with the upper end of the mixing box, a second heating pipe is embedded in the inner side wall of the mixing box, and the rear side of mixing box sets up the second suction fan, and the one end that the mixing box was kept away from to the second suction fan is connected with the right side of dust removal case simultaneously, the storage jar sets up in the upper end of mixing box, and the storage jar sets up the right side at the conveying pipeline, the lower extreme of storage jar link up with the mixing box mutually through the connecting pipe, and the lower extreme of mixing box is provided with the third motor, and the lower extreme that the third motor runs through the mixing box simultaneously is connected with the second puddler.
Furthermore, the first motor and the crushing roller form a rotating mechanism, and protrusions are distributed on the crushing roller at equal intervals.
Furthermore, the dust removal case is including layering board, catch basin, draw-in groove and active carbon adsorption net, and the lateral surface of layering board is connected with the inside wall of dust removal case respectively, is provided with the catch basin in the dust removal incasement, and the catch basin setting is provided with the draw-in groove in the below of layering board on the layering board, and is provided with active carbon adsorption net on the draw-in groove.
Further, the first separator and the second separator are both porous, and the second separator is inclined.
Furthermore, the second motor and the first stirring rod form a rotating mechanism, and stirring blades are arranged on the first stirring rod at equal intervals.
Further, be sliding connection between the inside wall that the filter core passes through dovetail groove and screening case, and the dovetail groove is provided with two.
Furthermore, the number of the second heating pipes is four, and the second heating pipes are respectively arranged on the front side wall, the rear side wall and the left side wall and the right side wall of the mixing box.
Furthermore, the third motor and the second stirring rod form a rotating mechanism.
(1) The first air suction fan can suck dust generated in the crushing process and gas generated in the heating process of the asphalt concrete into the dust removal box for treatment, so that the pollution of the dust and peculiar smell contained in the discharged gas to the environment is reduced;
(2) the second partition plate separates the melted asphalt from other impurities, the asphalt is filtered by the filter element again after being introduced into the screening box, the purity of the asphalt is ensured, and the second motor drives the first stirring rod to stir the screened asphalt, so that the solidification of the asphalt in the screening process is avoided;
(3) the pitch after the screening lets in the mixing box, drives the second puddler through second heating pipe heating and third motor and stirs it, and the mixing of the pitch of being convenient for mixes asphalt regenerant and pitch in the holding vessel earlier, strengthens the consistency of pitch, then uses the regenerated pitch after mixing and new pitch mixture, and the waste gas that produces in the mixing process enters into the dust removal case through the second suction fan and handles, reduces the pollution of waste gas to the environment.
Drawings
Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic view of the top cross-sectional structure of the treatment tank of the present invention;
FIG. 4 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;
fig. 5 is a schematic view of the front view section structure of the dust removing box of the present invention.
In the figure: 1. the device comprises a treatment box, 2, a first feeding pipe, 3, a first motor, 4, a crushing roller, 5, a first suction fan, 6, a dust removal box, 601, a layered plate, 602, a water collecting tank, 603, a clamping groove, 604, an activated carbon adsorption net, 7, a first partition plate, 8, a first heating pipe, 9, a flow dividing plate, 10, a second partition plate, 11, a discharge pipe, 12, a screening box, 13, a second motor, 14, a first stirring rod, 15, a filter element, 16, a trapezoidal groove, 17, a material conveying pump, 18, a material conveying pipe, 19, a mixing box, 20, a second heating pipe, 21, a second feeding pipe, 22, a second suction fan, 23, a storage tank, 24, a connecting pipe, 25, a third motor, 26 and a second stirring rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1-5, the present invention provides a technical solution: a premixing device for recycled asphalt concrete production is disclosed, as shown in fig. 1, fig. 2 and fig. 3, a premixing device for recycled asphalt concrete production is provided, the upper end of a processing box 1 is provided with a first feeding pipe 2, the left side of the processing box 1 is provided with a first motor 3, the first motor 3 and a crushing roller 4 form a rotating mechanism, the crushing roller 4 is provided with protrusions at equal intervals, the first motor 3 drives the crushing roller 4 to crush asphalt concrete, the first motor 3 penetrates through the left side wall of the processing box 1 to be connected with the crushing roller 4, the right end of the crushing roller 4 is rotatably connected to the inner right side wall of the processing box 1, the right side of the processing box 1 is provided with a first suction fan 5, the right end of the first suction fan 5 is connected with a dust removal box 6, the dust removal box 6 is arranged at the right side of the processing box 1, the dust removal box 6 comprises a layered plate 601, The dust collecting device comprises a water collecting tank 602, a clamping groove 603 and an activated carbon adsorption net 604, wherein the outer side surface of a layered plate 601 is respectively connected with the inner side wall of a dust removing box 6, the water collecting tank 602 is arranged in the dust removing box 6, the water collecting tank 602 is arranged below the layered plate 601, the clamping groove 603 is arranged on the layered plate 601, the activated carbon adsorption net 604 is arranged on the clamping groove 603, generated waste gas and dust can be introduced into the water collecting tank 602 to be treated, and the peculiar smell of the treated waste gas is removed through the activated carbon adsorption net 604.
As shown in fig. 1 and 3, a first partition plate 7 is disposed inside the treatment box 1, the first partition plate 7 is disposed below the crushing roller 4, the first partition plate 7 and a second partition plate 10 are both porous, the second partition plate 10 is inclined, the first partition plate 7 keeps large impurities above the crushing roller to continue crushing, the second partition plate 10 separates the asphalt fluid from other impurities, a flow distribution plate 9 is disposed below the first partition plate 7, two ends of the flow distribution plate 9 are respectively connected with inner front and rear side walls of the treatment box 1, a first heating pipe 8 is embedded in an inner side wall of the treatment box 1, the second partition plate 10 is disposed inside the treatment box 1, the second partition plate 10 is disposed below the first partition plate 7, and a left side of the second partition plate 10 is in contact with the flow distribution plate 9.
As shown in fig. 1, 2 and 4, the right side of the treatment box 1 is provided with a discharge pipe 11, the discharge pipe 11 is arranged below the dust removal box 6, the right side of the discharge pipe 11 is connected with the screening box 12, the lower end of the screening box 12 is provided with a second motor 13, the second motor 13 and a first stirring rod 14 form a rotating mechanism, the first stirring rod 14 is provided with stirring blades at equal intervals, the second motor 13 drives the first stirring rod 14 to stir the screened asphalt to avoid solidification, the second motor 13 penetrates through the lower end of the screening box 12 to be connected with the first stirring rod 14, a filter element 15 is arranged above the first stirring rod 14, the filter element 15 is in sliding connection with the inner side wall of the screening box 12 through a trapezoidal groove 16, the trapezoidal groove 16 is provided with two grooves, the filter element 15 is drawn out of the trapezoidal groove 16 to be treated to ensure the permeability of the filter element 15, the filter element 15 is connected with the inner side wall of the screening box 12 through the trapezoidal groove 16, and trapezoidal grooves 16 are respectively arranged on the inner left and right side walls of the screening box 12, a material conveying pump 17 is arranged on the right side of the screening box 12, and the material conveying pump 17 is connected with a material conveying pipe 18.
As shown in fig. 1 and 2, one end of the feed delivery pipe 18 far from the feed delivery pump 17 is connected to the upper end of the mixing box 19, and the inner side wall of the mixing box 19 is embedded with four second heating pipes 20, and the second heating pipes 20 are respectively arranged on the front and rear side walls and the left and right side walls of the mixing box 19, and the second heating pipes 20 heat the mixing box 19 so as to sufficiently mix the regenerated asphalt with the asphalt regenerant, the right side of the mixing box 19 is provided with a second feeding pipe 21, and the rear side of the mixing box 19 is provided with a second suction fan 22, while one end of the second suction fan 22 far from the mixing box 19 is connected to the right side of the dust removal box 6, the storage tank 23 is arranged at the upper end of the mixing box 19, and the storage tank 23 is arranged at the right side of the feed delivery pipe 18, the lower end of the storage tank 23 is communicated with the mixing box 19 through a connecting pipe 24, meanwhile, the third motor 25 penetrates through the lower end of the mixing box 19 and is connected with the second stirring rod 26, the third motor 25 and the second stirring rod 26 form a rotating mechanism, and the third motor 25 drives the second stirring rod 26 to uniformly mix and stir the mixture.
The utility model discloses a theory of operation and use flow: when the premixing device for producing the recycled asphalt concrete is used, a power supply is switched on, the asphalt concrete is poured into the processing box 1 through the first feeding pipe 2, the first motor 3 is started, the first motor 3 drives the crushing roller 4 to crush the asphalt concrete, the crushed asphalt concrete falls to the lower part through the first partition plate 7 and is heated and melted under the action of the first heating pipe 8, waste gas generated in the heating process and waste gas generated in the crushing process enter the water collecting tank 602 through the first suction fan 5, peculiar smell of the waste gas after filtering treatment is removed through the activated carbon adsorption net 604 and is discharged, the pollution to the environment is reduced, the dust removal box 6 can be opened periodically to take out and clean the activated carbon adsorption net 604, after the asphalt is melted, the discharging pipe 11 is opened, the asphalt enters the screening box 12 through the discharging pipe 11, the second partition plate 10 can separate the asphalt from other solid impurities, the filter element 15 filters liquid asphalt, the filtered asphalt drops on the bottom of the screening box 12, the second motor 13 is started, the second motor 13 drives the first stirring rod 14 to stir the filtered asphalt to avoid solidification, the screening box 12 can be opened periodically, the filter element 15 is drawn out from the trapezoidal groove 16 to be cleaned, the asphalt filtered in the screening box 12 is conveyed into the mixing box 19 through the conveying pipe 18 by using the conveying pump 17 and is heated through the second heating pipe 20 to facilitate subsequent mixing, the third motor 25 is started, the third motor 25 drives the second stirring rod 26 to stir the asphalt, the connecting pipe 24 is opened, the asphalt regenerant in the storage tank 23 is added into the mixing box 19 and is uniformly mixed and stirred under the action of the second stirring rod 26, and the waste gas generated in the mixing process enters the dust removal box 6 through the second suction fan 22 to be treated, after mixing, the new asphalt is added through the second feeding pipe 21 and mixed with the mixture uniformly, and the content which is not described in detail in the specification belongs to the prior art which is well known to those skilled in the art.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. A pre-mixing device for recycled asphalt concrete production, which comprises a processing tank and a storage tank, and is characterized in that: the upper end of the treatment box is provided with a first inlet pipe, the left side of the treatment box is provided with a first motor, the first motor penetrates through the left side wall of the treatment box and is connected with the crushing roller, the right end of the crushing roller is rotatably connected on the inner right side wall of the treatment box, the right side of the treatment box is provided with a first suction fan, the right end of the first suction fan is connected with a dust removal box, the dust removal box is arranged on the right side of the treatment box, a first partition plate is arranged inside the treatment box and below the crushing roller, a flow distribution plate is arranged below the first partition plate, the two ends of the flow distribution plate are respectively connected with the inner front side wall and the inner rear side wall of the treatment box, the inner side wall of the treatment box is inlaid with a first heating pipe, a second partition plate is arranged inside the treatment box and is arranged below the first partition plate, and the left side of the second partition plate is contacted with the flow distribution, the right side of the treatment box is provided with a discharge pipe which is arranged below the dust removal box, the right side of the discharge pipe is connected with the screening box, the lower end of the screening box is provided with a second motor, the second motor penetrates through the lower end of the screening box and is connected with a first stirring rod, a filter element is arranged above the first stirring rod and is connected with the inner side wall of the screening box through a trapezoid groove, the trapezoid grooves are respectively arranged on the inner left side wall and the inner right side wall of the screening box, the right side of the screening box is provided with a material conveying pump, the material conveying pump is connected with a material conveying pipe, one end, far away from the material conveying pump, of the material conveying pipe is connected with the upper end of the mixing box, a second heating pipe is embedded in the inner side wall of the mixing box, the right side of the mixing box is provided with a second feed pipe, the rear side of the mixing box is provided with a second suction fan, and one end, the storage jar sets up in the upper end of mixing box, and the storage jar sets up the right side at the conveying pipeline, the lower extreme of storage jar link up with the mixing box through the connecting pipe mutually, and the lower extreme of mixing box is provided with the third motor, and the lower extreme that the third motor runs through the mixing box simultaneously is connected with the second puddler.
2. A pre-mixing device for recycled asphalt concrete production according to claim 1, characterized in that: the first motor and the crushing roller form a rotating mechanism, and protrusions are distributed on the crushing roller at equal intervals.
3. A pre-mixing device for recycled asphalt concrete production according to claim 1, characterized in that: the dust removal case is including layering board, catch basin, draw-in groove and active carbon adsorption net, and the lateral surface of layering board is connected with the inside wall of dust removal case respectively, is provided with the catch basin in the dust removal incasement, and the catch basin setting is provided with the draw-in groove in the below of layering board on the layering board, and is provided with active carbon adsorption net on the draw-in groove.
4. A pre-mixing device for recycled asphalt concrete production according to claim 1, characterized in that: the first partition plate and the second partition plate are both porous, and the second partition plate is inclined.
5. A pre-mixing device for recycled asphalt concrete production according to claim 1, characterized in that: the second motor and the first stirring rod form a rotating mechanism, and stirring blades are arranged on the first stirring rod at equal intervals.
6. A pre-mixing device for recycled asphalt concrete production according to claim 1, characterized in that: the filter core is through being sliding connection between the inside wall of dovetail groove and screening case, and the dovetail groove is provided with two.
7. A pre-mixing device for recycled asphalt concrete production according to claim 1, characterized in that: the number of the second heating pipes is four, and the second heating pipes are respectively arranged on the front side wall, the rear side wall and the left side wall and the right side wall of the mixing box.
8. A pre-mixing device for recycled asphalt concrete production according to claim 1, characterized in that: and the third motor and the second stirring rod form a rotating mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921171905.XU CN210420785U (en) | 2019-07-24 | 2019-07-24 | Premixing device for production of recycled asphalt concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921171905.XU CN210420785U (en) | 2019-07-24 | 2019-07-24 | Premixing device for production of recycled asphalt concrete |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210420785U true CN210420785U (en) | 2020-04-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921171905.XU Expired - Fee Related CN210420785U (en) | 2019-07-24 | 2019-07-24 | Premixing device for production of recycled asphalt concrete |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210420785U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111622049A (en) * | 2020-05-25 | 2020-09-04 | 苏州东振路桥工程有限公司 | Preparation method and production equipment of plant-mixed hot recycled asphalt mixture |
| CN112878144A (en) * | 2021-02-04 | 2021-06-01 | 杜海军 | Road construction is with old and useless pitch device of recycling |
| CN113774755A (en) * | 2021-08-23 | 2021-12-10 | 左重全 | Recycled asphalt concrete processing system |
-
2019
- 2019-07-24 CN CN201921171905.XU patent/CN210420785U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111622049A (en) * | 2020-05-25 | 2020-09-04 | 苏州东振路桥工程有限公司 | Preparation method and production equipment of plant-mixed hot recycled asphalt mixture |
| CN112878144A (en) * | 2021-02-04 | 2021-06-01 | 杜海军 | Road construction is with old and useless pitch device of recycling |
| CN113774755A (en) * | 2021-08-23 | 2021-12-10 | 左重全 | Recycled asphalt concrete processing system |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200428 Termination date: 20210724 |