CN114717893B - Excavation waste soil recycling and reprocessing device - Google Patents
Excavation waste soil recycling and reprocessing device Download PDFInfo
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- CN114717893B CN114717893B CN202210369291.6A CN202210369291A CN114717893B CN 114717893 B CN114717893 B CN 114717893B CN 202210369291 A CN202210369291 A CN 202210369291A CN 114717893 B CN114717893 B CN 114717893B
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- 239000002689 soil Substances 0.000 title claims abstract description 177
- 239000002699 waste material Substances 0.000 title claims abstract description 109
- 238000004064 recycling Methods 0.000 title claims abstract description 26
- 238000012958 reprocessing Methods 0.000 title claims abstract description 19
- 238000009412 basement excavation Methods 0.000 title claims description 17
- 238000002156 mixing Methods 0.000 claims abstract description 116
- 230000007246 mechanism Effects 0.000 claims abstract description 99
- 239000004575 stone Substances 0.000 claims abstract description 89
- 239000002994 raw material Substances 0.000 claims abstract description 88
- 238000012216 screening Methods 0.000 claims abstract description 41
- 238000010276 construction Methods 0.000 claims abstract description 13
- 239000002245 particle Substances 0.000 claims abstract description 11
- 238000000926 separation method Methods 0.000 claims description 57
- 238000003756 stirring Methods 0.000 claims description 29
- 239000000463 material Substances 0.000 claims description 20
- 238000005192 partition Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 4
- 238000005056 compaction Methods 0.000 claims description 3
- 230000007723 transport mechanism Effects 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims 1
- 230000000087 stabilizing effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 10
- 238000005259 measurement Methods 0.000 description 24
- 230000008569 process Effects 0.000 description 4
- 238000010298 pulverizing process Methods 0.000 description 4
- 239000008187 granular material Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C3/00—Foundations for pavings
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/02—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for preparing the materials
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/02—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for preparing the materials
- E01C19/05—Crushing, pulverising or disintegrating apparatus; Aggregate screening, cleaning, drying or heating apparatus; Dust-collecting arrangements specially adapted therefor
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C3/00—Foundations for pavings
- E01C3/003—Foundations for pavings characterised by material or composition used, e.g. waste or recycled material
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Crushing And Pulverization Processes (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The application relates to the field of road construction, in particular to a device for recycling and reprocessing excavated waste soil, which comprises a crushing mechanism for crushing excavated waste soil, a screening mechanism for separating soil and stones with different sizes of particles, a metering and mixing mechanism for proportioning and mixing filled soil and a conveying mechanism, wherein the crushing mechanism is communicated with the screening mechanism through the conveying mechanism, the screening mechanism is communicated with the metering and mixing mechanism through the conveying mechanism, the crushing mechanism is communicated with an external raw material supply position, and the metering and mixing mechanism is connected with an external filling raw material concentration facility. The application has the effect of reducing the use amount of the construction soil raw material.
Description
Technical Field
The application relates to the field of road construction, in particular to a device for recycling and reprocessing excavated waste soil.
Background
The roadbed is a foundation of a track or a road surface and is a geotechnical structure formed by excavation or filling. The roadbed has the main functions of providing necessary conditions for track or road surface paving and train or driving operation, bearing static load and dynamic load of track and rolling stock or road surface and traffic load, and simultaneously transmitting and diffusing the load to the deep part of the foundation. On the vertical section, the roadbed must ensure the elevation required by the line, and on the plane, the roadbed, the bridge and the tunnel are connected to form a complete through line. In civil engineering, roadbed plays an important role in terms of construction quantity, occupied area and investment.
At present, when a roadbed is built, firstly, a road surface is cleaned, then, the cleaned soil surface is excavated, then, a user cleans excavated waste soil to a garbage recycling position, the user mixes raw materials required by filling, and finally, the user uses mixed raw materials for filling.
In view of the above-mentioned related art, the inventors found that the waste earth obtained by excavation contains the above-mentioned raw materials required for filling, and the waste earth is discarded by the user, which causes waste of resources.
Disclosure of Invention
The application provides a device for reclaiming and reprocessing excavated waste soil in order to reduce the use amount of construction soil raw materials.
The application provides a device for recycling and reprocessing excavated waste soil, which adopts the following technical scheme:
the device comprises a crushing mechanism for crushing the excavated waste soil, a screening mechanism for separating soil and stones with different sizes of particles, a metering and mixing mechanism for proportioning and mixing filled soil and stones, and a conveying mechanism, wherein the crushing mechanism is communicated with the screening mechanism through the conveying mechanism, the screening mechanism is communicated with the metering and mixing mechanism through the conveying mechanism, the crushing mechanism is communicated with an external raw material supply position, and the metering and mixing mechanism is connected with an external filling raw material concentration facility.
Through adopting above-mentioned technical scheme, the waste soil that obtains after the excavation gets into crushing mechanism at first, crushing mechanism separates earth material and building stones in the waste soil of excavation, and smash earth material and building stones respectively, make massive earth material and building stones smashed into the required raw materials granule of filling, improve the availability of waste soil of excavation, the earth material and the building stones of being separated and smashed are transported into screening mechanism respectively through conveying mechanism, screening mechanism separates earth material and building stones according to the granule size, and earth material and building stones that the granule size is suitable are transported to metering mixing mechanism through conveying mechanism and are mixed, the filling raw materials that the final mixing finishes is transported to the department of concentrating of filling raw materials by conveying mechanism, realized the recycling of waste soil of excavation, the use amount of filling raw materials has been reduced, realized the recycling of resource.
Optionally, the metering and mixing mechanism comprises a metering and mixing box which is firmly fixed on the ground, a metering assembly which is communicated with the metering and mixing box and is used for metering raw materials, a feeding assembly which is connected with the top of the metering and mixing box, and a mixing assembly which is connected with the inside of the metering and mixing box and is used for stirring raw materials, one end of the metering assembly is communicated with the screening mechanism, the other end of the metering assembly is communicated with the inside of the metering and mixing box, the metering assembly is positioned above the mixing assembly, and the bottom of the metering and mixing box is communicated with an external mixture collecting part; one end of the feeding component is used for plugging a feeding hole of the metering mixing box.
Through adopting above-mentioned technical scheme, the inside that the raw materials got into the measurement mixing box through the metering component mixes, and the feeding subassembly control raw materials gets into the opening and shutting of measurement mixing box passageway, and the total amount and the speed that the raw materials got into the measurement mixing box are controlled through the feeding subassembly, and mixing assembly mixes the raw materials. When the amount of the raw materials required for filling is larger than that obtained by digging the waste soil, the raw materials need to be supplied from an external raw material supply position, so that the consumption of the raw materials is reduced, and the recycling of the waste soil is enhanced. When the amount of the raw material required for filling is smaller than or equal to the amount of the raw material obtained by cutting the waste soil, the raw material does not need to be supplied from an external raw material supply place.
Optionally, the metering assembly comprises a feeding bin communicated with the outside, a supporting rod fixedly connected to the inside of the metering mixing box, a metering conveyer belt fixedly connected to the supporting rod and a metering bin fixedly connected to the metering conveyer belt, the feeding bin is positioned right above the metering conveyer belt, the axial direction of the supporting rod is perpendicular to the movement direction of the metering conveyer belt, the supporting rod erects the metering conveyer belt below the feeding bin, the number of the metering bins is multiple, and the metering bins are uniformly connected to a conveying chain of the metering conveyer belt; the feeding assembly comprises a feeding mixing cylinder connected to the metering mixing box and an opening and closing plate connected to the top surface of the metering mixing box in a sliding mode, the output end of the feeding mixing cylinder is fixedly connected to one side surface of the opening and closing plate, the opening and closing plate is located inside the feeding bin, the sliding direction of the opening and closing plate is perpendicular to the feeding direction of the feeding bin, and the opening and closing plate plugs the feeding hole of the feeding bin.
Through adopting above-mentioned technical scheme, when the transportation of measurement conveyer belt, the constant speed reciprocating motion is carried on the measurement conveyer belt to the measurement storehouse, and a plurality of measurement warehouses are located the below of feeding storehouse in proper order, because the volume of measurement warehouse is fixed, so the user can be according to the velocity of movement of measurement conveyer belt, controls the feed quantity in measurement storehouse, realizes the measurement feeding.
Optionally, the mixing assembly comprises a plurality of mixing rollers rotatably connected to the inside of the metering mixing box and a mixing stirring blade fixedly connected to the mixing rollers, and the plurality of mixing rollers are divided into a plurality of layers.
Through adopting above-mentioned technical scheme, improve the degree of uniformity of mixing, the edge of mixing stirring leaf still can be the plane, increases the area of contact of mixing stirring leaf and raw materials, improves the effect that the stirring was mixed, reduces mixing stirring leaf and smashes the possibility of raw materials.
Optionally, crushing mechanism includes firm crushing case in ground, connect in crushing incasement portion's separation subassembly, connect in crushing incasement portion's soil property crushing subassembly and stone crushing subassembly, and the feeding position of crushing case is located crushing case's top, and separation subassembly is located crushing case's interior top, and the soil property crushing subassembly is located separation subassembly's below.
Through adopting above-mentioned technical scheme, after the separation of soil property waste soil and stone waste soil accessible separation subassembly, the soil property waste soil gets into the soil property and smashes the subassembly under the action of gravity, has realized the separation of soil property waste soil and stone waste soil, and the soil property is smashed the subassembly and is smashed soil property waste soil, and the stone is smashed the subassembly and is smashed stone waste soil for the granularity of soil property waste soil and stone waste soil reduces, realizes the processing to soil property waste soil and stone waste soil.
Optionally, the separation assembly comprises a plurality of separation rollers rotatably connected to the inner top of the crushing box and separation stirring blades fixedly connected to the surfaces of the separation rollers, the separation rollers are sequentially arranged, the axes of the separation rollers are parallel to each other, and the separation stirring blades on the adjacent separation rollers are staggered with each other; the soil smashing component is located right below the plurality of separating rollers, and the stone smashing component is located below the discharging end of the separating component.
By adopting the technical scheme, when the separating roller rotates, adjacent separating stirring blades are not interfered with each other, the operation of the application is convenient, the edge of the separating stirring blade is a plane, when the separating roller rotates, the cutting force of the separating stirring blade is smaller, and when the soil waste soil and the stone waste soil are contacted with the separating stirring blade at the same time, the separating stirring blade can only crush the soil waste soil, so that the soil waste soil with reduced granularity leaks into the soil crushing assembly from the space between the separating stirring blades, and the separation of the soil waste soil and the stone waste soil is realized.
Optionally, the soil crushing assembly comprises a plurality of soil crushing rollers rotatably connected to the inside of the crushing box and soil crushing leaves fixedly connected to the soil crushing rollers, the soil crushing rollers are distributed in multiple layers, and the space below the soil crushing rollers is communicated with the outside through a conveying mechanism; the stone crushing assembly comprises a hammering piece connected to the inside of the crushing box, a separation piece connected to the lower part of the hammering piece and a stone crushing piece positioned below the separation piece, wherein one hammering piece is arranged on two sides of the upper surface of the separation piece, the hammering piece comprises a hammering cylinder fixedly connected to the inside of the crushing box and a hammering plate fixedly connected to an output rod of the hammering cylinder, the two hammering plates are opposite to each other, the separation piece is provided with a hinged plate, and the hinged plate moves along the direction close to or far away from the hammering piece; the stone crushing piece comprises a plurality of stone crushing rollers which are rotationally connected inside a crushing box and stone crushing leaves which are fixedly connected with the stone crushing rollers, and the stone crushing rollers are divided into a plurality of layers.
By adopting the technical scheme, the soil waste soil is always in a crushed state in the process of falling on the bottom of the crushing box, so that the crushing effect is improved; the stone waste soil is piled up on the upper surface of the hinged plate, so that the hammering piece is convenient for crushing the massive stone waste soil; the two sides of the upper surface of the partition piece are provided with the hammering pieces, the hammering pieces approach towards the middle to crush the stone waste soil, so that the granularity of the stone waste soil in large blocks is reduced, the stone crushing pieces are convenient to crush the stone waste soil, and the crushing effect is improved; the stone waste soil is always in a crushed state in the process of falling on the bottom of the crushing box, so that the crushing effect is improved.
Optionally, screening mechanism includes screening case and a plurality of shale shaker of being connected in screening incasement portion, and screening mechanism's quantity is two, and two screening mechanisms sieve soil property and stone respectively, and a plurality of shale shakers set up along vertical direction, and every shale shaker all communicates with the external world through transport mechanism.
By adopting the technical scheme, the raw materials with different granularity are screened, after the raw materials are screened by the vibrating screen, the user can distinguish and utilize the raw materials with different sizes according to actual construction requirements, raw material particles required by filling are conveyed into the metering mixing mechanism through the conveying belt, and the use amount of the raw materials is reduced; the unnecessary raw material particles for filling are placed at the waste treatment place through the conveyer belt.
Optionally, the conveying mechanism comprises a supporting frame fixedly connected to the ground and a conveying belt fixedly connected to the supporting frame.
By adopting the technical scheme, the soil material is transported.
The application also discloses a construction method by utilizing the excavation waste soil recycling and reprocessing device, which comprises the following steps of excavating a roadbed, and arranging a cutting roof intercepting ditch and other drainage facilities; setting a side slope according to the ground elevation; rolling the roadbed, wherein the compaction degree is not less than 95% in the range of the depth of thirty centimeters below the top surface of the roadbed; the method comprises the steps of carrying out crushing treatment, screening treatment and remixing treatment on excavation waste soil obtained by excavating roadbed by utilizing an excavation waste soil recycling and remixing device; filling roadbed, namely filling soil by utilizing the soil materials treated by the excavation waste soil recycling and retreating device; the soil material is flattened and refined, and the construction principle of 'slow before fast, four sides to middle' is followed; and (3) sprinkling water to the surface for airing, and compacting, wherein the compactness is not less than 90%.
Through adopting above-mentioned technical scheme, the user can use the waste soil recovery reprocessing device of cutting out to smash, screen and mix the processing of waste soil that the cutting out obtained, separate rubble class soil, sand soil, the blasting stone sediment in the waste soil that the cutting out obtained, mix the available raw materials that screens out at last and obtain mixed raw materials, the user uses mixed raw materials to fill can, realized extracting the raw materials in the waste soil, the consumption of raw materials has been reduced when the user fills, raw materials resource has been saved.
In summary, the present application includes at least one of the following beneficial technical effects:
1. According to the application, the excavated waste soil is crushed, screened and mixed by arranging the excavated waste soil recycling and retreating device, so that the raw materials in the waste soil are reused, the amount of the raw materials used for filling is reduced, and the raw material resources are saved;
2. according to the application, the crushing mechanism is arranged to crush the massive soil waste and the massive stone waste, so that the utilization rate of waste soil is improved, and the amount of raw materials used for filling is reduced;
3. According to the application, by arranging the metering and mixing mechanism, the automatic mixing of the raw material machine can be realized, and the working efficiency is improved.
Drawings
FIG. 1 is a schematic view of a device for reclaiming and reprocessing excavated waste soil in an embodiment of the present application;
FIG. 2 is a partial cross-sectional view of the shredder mechanism;
FIG. 3 is a partial cross-sectional view of a screening mechanism;
FIG. 4 is a partial cross-sectional view of a metering and mixing mechanism;
fig. 5 is a partial enlarged view at a in fig. 4.
Reference numerals illustrate: 1. the excavated waste soil recycling and reprocessing device; 11. a crushing mechanism; 111. a crushing box; 112. a separation assembly; 1121. a separation roller; 1122. separating and stirring the leaves; 113. a soil pulverizing assembly; 1131. a soil pulverizing roller; 1132. crushing leaves by soil; 114. a stone crushing assembly; 1141. a hammer; 11411. hammering cylinder; 11412. hammering the plate; 1142. a partition; 11421. a hinged plate; 1143. a stone crushing member; 11431. a stone crushing roller; 11432. stone crushed leaves; 12. a screening mechanism; 121. a screening box; 122. a vibrating screen; 13. a metering and mixing mechanism; 131. a metering mixing box; 132. a metering assembly; 1321. a feeding bin; 1322. a support rod; 1323. metering a conveyor belt; 1324. a metering bin; 133. a feed assembly; 1331. a feeding mixing cylinder; 1332. an opening plate; 134. a mixing assembly; 1341. a mixing roller; 1342. mixing and stirring the leaves; 14. a transport mechanism; 141. a support frame; 142. and (3) a conveyor belt.
Detailed Description
The application is described in further detail below with reference to fig. 1-5.
The embodiment of the application discloses a roadbed construction method, which comprises the following steps:
Digging a roadbed, and arranging a cutting roof water intercepting ditch and other drainage facilities; setting a side slope according to the ground elevation; rolling the roadbed, wherein the compaction degree is not less than 95% in the range of the depth of thirty centimeters below the top surface of the roadbed;
The method comprises the steps of carrying out crushing treatment, screening treatment and remixing treatment on the excavated waste soil obtained by the road foundation excavation by using an excavated waste soil recycling and remixing device 1;
Filling roadbed, namely filling soil by utilizing the soil materials treated by the excavation waste soil recycling and retreating device 1; the soil material is flattened and refined, and the construction principle of 'slow before fast, four sides to middle' is followed; and (3) sprinkling water to the surface for airing, and compacting, wherein the compactness is not less than 90%.
Referring to fig. 1, the embodiment of the application also discloses a device 1 for reclaiming and reprocessing excavated waste soil, which comprises a smashing mechanism 11, two screening mechanisms 12, a metering and mixing mechanism 13 and a conveying mechanism 14, wherein the smashing mechanism 11 is firmly fixed on the ground and used for smashing excavated waste soil, the two screening mechanisms 12 are used for separating soil and stones with different sizes, the metering and mixing mechanism 13 is used for proportioning and mixing earth materials, the smashing mechanism 11 is communicated with the screening mechanisms 12 through the conveying mechanism 14, the screening mechanisms 12 are communicated with the metering and mixing mechanism 13 through the conveying mechanism 14, the smashing mechanism 11 is communicated with an external raw material supply position, and the metering and mixing mechanism 13 is connected with an external earth filling raw material concentration facility.
The waste soil obtained after excavation firstly enters the crushing mechanism 11, the crushing mechanism 11 separates the soil materials and stones in the excavated waste soil, and respectively crushes the soil materials and stones, so that the large soil materials and stones are crushed into raw material particles required by filling, the utilization rate of the excavated waste soil is improved, the separated and crushed soil materials and stones are respectively conveyed into the two screening mechanisms 12 through the conveying mechanism 14, the two screening mechanisms 12 separate the soil materials and stones according to the particle size, the soil materials and stones with proper particle size are conveyed to the metering mixing mechanism 13 for mixing through the conveying mechanism 14, and finally the mixed filling raw materials are conveyed to the concentrated position of the filling raw materials through the conveying mechanism 14, thereby realizing the reutilization of the excavated waste soil, reducing the use amount of the filling raw materials and realizing the reutilization of resources.
Referring to fig. 1 and 2, the crushing mechanism 11 includes a crushing box 111 secured to the ground, a separation assembly 112 connected to the inside of the crushing box 111, a soil crushing assembly 113 and a stone crushing assembly 114 connected to the inside of the crushing box 111, wherein the feeding position of the crushing box 111 is positioned at the top of the crushing box 111, so that excavated waste soil enters the inside of the crushing box 111 from the top of the crushing box 111, the separation assembly 112 is positioned at the inner top of the crushing box 111, the soil crushing assembly 113 is positioned below the separation assembly 112, after the soil waste soil and the stone waste soil can be separated by the separation assembly 112, the soil waste soil enters the soil crushing assembly 113 under the action of gravity, and the stone crushing assembly 114 is positioned below the discharging end of the separation assembly 112, so that stone waste soil enters the stone crushing assembly 114; and the stone crushing assembly 114 comprises a partition 1142 fixedly connected to the bottom of the crushing box 111, the partition 1142 is located below the separation assembly 112, and the partition 1142 separates the soil crushing assembly 113 from the stone crushing assembly 114, so that the crushing mechanism 11 can not interfere with each other when crushing the soil waste and the stone waste, and the separation degree of the soil waste and the stone waste is improved.
Referring to fig. 1 and 2, the separation assembly 112 includes a plurality of separation rollers 1121 rotatably connected to the inner top of the pulverizing box 111 and separation stirring blades 1122 fixedly connected to the surface of the separation rollers 1121 by an integral molding manner, the separation rollers 1121 are sequentially arranged, the plurality of separation rollers 1121 are divided into two layers, the axes of the separation rollers 1121 are parallel to each other, the separation stirring blades 1122 on adjacent separation rollers 1121 are staggered from each other, so that the adjacent separation stirring blades 1122 are not interfered with each other when the separation rollers 1121 rotate, the present application is convenient to work, the edges of the separation stirring blades 1122 are flat, the cutting force of the separation stirring blades 1122 is small when the separation rollers 1121 rotate, and when the soil waste and stone waste are simultaneously contacted with the separation stirring blades 1122, the separation stirring blades 1122 can only pulverize the soil waste, and the soil waste with reduced granularity is leaked into the inside of the soil pulverizing assembly 113 from the space between the separation stirring blades 1122, and the separation of the soil waste and stone waste is realized.
Referring to fig. 1 to 4, the conveyor 14 includes a support frame 141 fixedly coupled to the ground and a conveyor belt 142 coupled to the top of the support frame 141. The soil smashing assembly 113 comprises a plurality of soil smashing rollers 1131 which are rotationally connected to the inside of the smashing box 111 and soil smashing blades 1132 which are fixedly connected to the soil smashing rollers 1131, wherein the plurality of soil smashing rollers 1131 are distributed in multiple layers, so that waste soil is always in a smashed state in the process of falling to the bottom of the smashing box 111, smashing effect is improved, a conveying belt 142 is arranged in a lower space of the soil smashing rollers 1131, smashed soil falls on the surface of the conveying belt 142, smashed soil raw materials are conveyed out of the smashing box 111 through the conveying belt 142 and are conducted to a screening mechanism 12 to be screened by the conveying belt 142.
Referring to fig. 2, the stone crushing assembly 114 further includes a hammering member 1141 connected to the inside of the crushing box 111 and a stone crushing member 1143 located below the partition member 1142, the partition plate is provided with two hinge plates 11421, the two hinge plates 11421 partition the hammering member 1141 and the stone crushing member 1143, the hinge plates 11421 move in a direction approaching or separating from the hammering member 1141, and when the hinge plates 11421 approach each other, stone waste is piled up on the upper surfaces of the hinge plates 11421, so that the hammering member 1141 crushes a large block of stone waste; the upper surface both sides of separating member 1142 all are provided with a hammering piece 1141, and hammering piece 1141 draws close to the centre and smashes the stone waste soil for massive stone waste soil granularity reduces, and the stone is smashed piece 1143 of being convenient for smashes the stone waste soil, improves kibbling effect.
Further, the hammering member 1141 includes a hammering cylinder 11411 fixedly connected to the inside of the crushing box 111 and a hammering plate 11412 fixedly connected to an output rod of the hammering cylinder 11411, the two hammering plates 11412 are opposite to each other, and when the soil waste is piled up on the upper surface of the hinged plate 11421, the hammering cylinder 11411 is started, so that the hammering plate 11412 makes the princess movement in a direction approaching to or separating from each other, and crushing of the stone waste is realized.
Further, the stone crusher 1143 includes a plurality of stone crushing rollers 11431 rotatably connected to the inside of the crushing box 111 and stone crushing blades 11432 fixedly connected to the stone crushing rollers 11431, and the plurality of stone crushing rollers 11431 are divided into a plurality of layers, so that the stone waste soil is always in a crushed state in the process of falling to the bottom of the crushing box 111, the crushing effect is improved, the shape of the stone crushing blades 11432 is a fan shape, and a larger cutting force can be provided, and the crushing effect is improved. And the bottom of the crushing box 111 corresponding to the stone crushing assembly 114 is an inclined plane, so that the stone raw material is easier to roll onto the conveying belt 142, and the stone raw material is convenient to convey.
Referring to fig. 1 and 3, the screening mechanism 12 includes a screening box 121 and a plurality of vibrating screens 122 connected to the inside of the screening box 121, in this embodiment, the number of the vibrating screens 122 is three, the three vibrating screens 122 are arranged along the vertical direction, the mesh sizes of the three vibrating screens 122 are sequentially reduced from top to bottom, so as to screen the raw materials with different sizes, the vibrating screens 122 are obliquely arranged, so that the particles roll out of the screening box 121, and each vibrating screen 122 is communicated with the outside through a conveying belt 142. After the raw materials are screened by the vibrating screen 122, a user can distinguish and utilize the raw materials with different sizes according to actual construction requirements, raw material particles required by filling are conveyed into the metering and mixing mechanism 13 through the conveying belt 142, and the use amount of the raw materials is reduced; the raw material particles, which are not needed for filling, are placed at the waste disposal site by the conveyor belt 142.
Referring to fig. 4 and 5, the metering and mixing mechanism 13 includes a metering and mixing box 131 fixed on the ground, a metering assembly 132 connected to the metering and mixing box 131 and used for metering raw materials, a feeding assembly 133 connected to the top of the metering and mixing box 131, and a mixing assembly 134 connected to the inside of the metering and mixing box 131 and used for stirring raw materials, wherein one end of the metering assembly 132 is connected to the screening mechanism 12, the other end of the metering assembly 132 is connected to the inside of the metering and mixing box 131, raw materials enter the metering and mixing box 131 through the metering assembly 132 to be mixed, the feeding assembly 133 controls the opening and closing of the channel of the raw materials entering the metering and mixing box 131, the feeding assembly 133 controls the total amount and speed of the raw materials entering the metering and mixing box 131, and the mixing assembly 134 mixes the raw materials. When the amount of the raw materials required for filling is larger than that obtained by digging the waste soil, the raw materials need to be supplied from an external raw material supply position, so that the consumption of the raw materials is reduced, and the recycling of the waste soil is enhanced. When the amount of the raw material required for filling is smaller than or equal to the amount of the raw material obtained by cutting the waste soil, the raw material does not need to be supplied from an external raw material supply place.
Further, the metering assembly 132 is located above the mixing assembly 134, after the raw materials enter the metering assembly 132, the raw materials are conveniently placed in the metering mixing box 131 by the metering assembly 132 to be mixed, the bottom of the metering mixing box 131 is communicated with an external mixture collecting place, and the raw materials are collected to the mixture place to be uniformly distributed and managed after being fully mixed.
Referring to fig. 4 and 5, the number of the metering components 132 is plural, so that multiple raw materials can be fed simultaneously, and mixing efficiency is improved.
Further, the metering assembly 132 includes a feeding bin 1321 communicated with the outside, a supporting rod 1322 fixedly connected to the inside of the metering mixing box 131, a metering conveying belt 1323 fixedly connected to the supporting rod 1322, and a metering bin 1324 fixedly connected to the metering conveying belt, the feeding bin 1321 passes through the top surface of the metering mixing box 131, the feeding bin 1321 is located above the metering bin 1324, one end of the feeding bin 1321 is located inside the metering mixing box 131, and one end area of the feeding bin 1321 located outside the metering mixing box 131 is larger than the other end area of the feeding bin 1321, so that raw materials can enter the feeding bin 1321, and the feeding bin 1321 can receive the raw materials, so that the raw materials can enter the inside of the metering bin 1324; the axis direction of bracing piece 1322 is perpendicular to the direction of motion of measurement conveyer belt 1323, the bracing piece 1322 is with measurement conveyer belt 1323 frame in the below of feeding storehouse 1321, the quantity of measurement storehouse 1324 is a plurality of, a plurality of measurement storehouse 1324 evenly connect on the transportation chain of measurement conveyer belt 1323, when measurement conveyer belt 1323 transports, measurement storehouse 1324 is at the uniform velocity reciprocating motion on measurement conveyer belt 1323, a plurality of measurement storehouse 1324 are located the below of feeding storehouse 1321 in proper order, because the volume of measurement storehouse 1324 is fixed, so the user can be according to the velocity of motion of measurement conveyer belt 1323, the feed amount of control measurement storehouse 1324 realizes the measurement feeding.
Referring to fig. 4 and 5, the feeding assembly 133 includes a feeding mixing cylinder 1331 connected to the top of the metering mixing box 131 and an opening and closing plate 1332 slidingly connected to the top of the metering mixing box 131, the output end of the feeding mixing cylinder 1331 is fixedly connected to one side surface of the opening and closing plate 1332, the opening and closing plate 1332 is located inside the feeding bin 1321, the sliding direction of the opening and closing plate 1332 is perpendicular to the feeding direction of the feeding bin 1321, the feeding mixing cylinder 1331 controls the opening and closing plate 1332 to reciprocate, the opening and closing plate 1332 seals or opens the feeding hole of the feeding bin 1321, and when the movement frequency of the feeding mixing cylinder 1331 is matched with the movement frequency and speed of the metering conveyor belt 1323, the possibility that raw materials fall on the metering conveyor belt 1323 can be reduced, and the accuracy of metering feeding is improved.
Referring to fig. 4 and 5, the mixing assembly 134 includes a plurality of mixing rolls 1341 rotatably connected to the inside of the metering mixing tank 131 and a mixing blade 1342 fixedly connected to the mixing rolls 1341, the plurality of mixing rolls 1341 are divided into a plurality of layers, the uniformity of mixing is improved, the edges of the mixing blade 1342 are flat, and the possibility of crushing the raw materials by the mixing blade 1342 is reduced.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (8)
1. The utility model provides a excavation waste soil retrieves reprocessing device which characterized in that: the device comprises a crushing mechanism (11) for crushing excavated waste soil, a screening mechanism (12) for separating soil and stones with different sizes of particles, a metering and mixing mechanism (13) for proportioning and mixing filled soil and a conveying mechanism (14), wherein the crushing mechanism (11) is communicated with the screening mechanism (12) through the conveying mechanism (14), the screening mechanism (12) is communicated with the metering and mixing mechanism (13) through the conveying mechanism (14), the crushing mechanism (11) is communicated with an external raw material supply position, and the metering and mixing mechanism (13) is connected with an external filled soil raw material concentration facility;
The metering and mixing mechanism (13) comprises a metering and mixing box (131) which is firmly fixed on the ground, a metering assembly (132) which is communicated with the metering and mixing box (131) and used for metering raw materials, a feeding assembly (133) which is connected with the top of the metering and mixing box (131) and a mixing assembly (134) which is connected with the inside of the metering and mixing box (131) and used for stirring raw materials, one end of the metering assembly (132) is communicated with the screening mechanism (12), the other end of the metering assembly (132) is communicated with the inside of the metering and mixing box (131), the metering assembly (132) is positioned above the mixing assembly (134), and the bottom of the metering and mixing box (131) is communicated with an external mixture collecting place; one end of the feeding component (133) is used for blocking a feeding port of the metering mixing box (131);
The metering assembly (132) comprises a feeding bin (1321) communicated with the outside, a supporting rod (1322) fixedly connected to the inside of the metering mixing box (131), a metering conveying belt (1323) fixedly connected to the supporting rod (1322) and a metering bin (1324) fixedly connected to the metering conveying belt (1323), the feeding bin (1321) is positioned right above the metering bin (1324), the axial direction of the supporting rod (1322) is perpendicular to the movement direction of the metering conveying belt (1323), the supporting rod (1322) erects the metering conveying belt (1323) below the feeding bin (1321), the number of the metering bins (1324) is multiple, and the metering bins (1324) are uniformly connected to a conveying chain of the metering conveying belt (1323); the feeding assembly (133) comprises a feeding mixing cylinder (1331) connected to the metering mixing box (131) and an opening and closing plate (1332) connected to the top surface of the metering mixing box (131) in a sliding mode, the output end of the feeding mixing cylinder (1331) is fixedly connected to one side surface of the opening and closing plate (1332), the opening and closing plate (1332) is located inside the feeding bin (1321), the sliding direction of the opening and closing plate (1332) is perpendicular to the feeding direction of the feeding bin (1321), and the opening and closing plate (1332) plugs a feeding inlet of the feeding bin (1321).
2. The excavated waste soil recycling and reprocessing device according to claim 1, wherein: the mixing assembly (134) comprises a plurality of mixing rollers (1341) rotatably connected to the inside of the metering mixing box (131) and a mixing stirring blade (1342) fixedly connected to the mixing rollers (1341), wherein the plurality of mixing rollers (1341) are divided into a plurality of layers.
3. The excavated waste soil recycling and reprocessing device according to claim 1, wherein: crushing mechanism (11) are including stabilizing in crushing case (111) on ground, connect in the inside separation subassembly (112) of crushing case (111), connect in the inside soil property crushing subassembly (113) of crushing case (111) and stone crushing subassembly (114), the feeding position of crushing case (111) is located the top of crushing case (111), separation subassembly (112) are located the interior top of crushing case (111), soil property crushing subassembly (113) are located the below of separation subassembly (112).
4. A dredged waste soil recycling and reprocessing apparatus according to claim 3, wherein: the separation assembly (112) comprises a plurality of separation rollers (1121) rotatably connected to the inner top of the crushing box (111) and separation stirring blades (1122) fixedly connected to the surfaces of the separation rollers (1121), the separation rollers (1121) are sequentially arranged, the axes of the separation rollers (1121) are parallel to each other, and the separation stirring blades (1122) on the adjacent separation rollers (1121) are staggered from each other; the soil crushing assembly (113) is positioned right below the plurality of separating rollers (1121), and the stone crushing assembly (114) is positioned below the discharge end of the separating assembly (112).
5. The excavated waste soil recycling and reprocessing device according to claim 4, wherein: the soil crushing assembly (113) comprises a plurality of soil crushing rollers (1131) which are rotatably connected to the inside of the crushing box (111) and soil crushing blades (1132) which are fixedly connected to the soil crushing rollers (1131), the soil crushing rollers (1131) are distributed in multiple layers, and the space below the soil crushing rollers (1131) is communicated with the outside through a conveying mechanism (14); the stone crushing assembly (114) comprises a hammering piece (1141) connected to the inside of the crushing box (111), a partition piece (1142) connected to the lower part of the hammering piece (1141) and stone crushing pieces (1143) positioned below the partition piece (1142), wherein one hammering piece (1141) is arranged on two sides of the upper surface of the partition piece (1142), the hammering piece (1141) comprises a hammering cylinder (11411) fixedly connected to the inside of the crushing box (111) and a hammering plate (11412) fixedly connected to an output rod of the hammering cylinder (11411), the two hammering plates (11412) are opposite to each other, the partition piece (1142) is provided with a hinged plate (11421), and the hinged plate (11421) moves along the direction approaching or separating from the hammering piece (1141); the stone crushing member (1143) includes a plurality of stone crushing rollers (11431) rotatably connected to the inside of the crushing box (111) and stone crushing blades (11432) fixedly connected to the stone crushing rollers (11431), and the plurality of stone crushing rollers (11431) are divided into a plurality of layers.
6. The excavated waste soil recycling and reprocessing device according to claim 1, wherein: screening mechanism (12) are including screening case (121) and a plurality of shale shaker (122) of being connected in screening case (121) inside, and the quantity of screening mechanism (12) is two, and two screening mechanisms (12) are sieved soil property and stone respectively, and a plurality of shale shakers (122) set up along vertical direction, and every shale shaker (122) all communicate with the external world through transport mechanism (14).
7. The excavated waste soil recycling and reprocessing device according to claim 1, wherein: the conveying mechanism (14) comprises a supporting frame (141) fixedly connected to the ground and a conveying belt (142) fixedly connected to the supporting frame (141).
8. The excavated waste soil recycling and reprocessing device according to claim 1, further comprising a method of performing construction using the device, wherein: the method comprises the following steps:
digging a roadbed, and arranging a cutting roof water intercepting ditch and other drainage facilities;
Setting a side slope according to the ground elevation;
Rolling the roadbed, wherein the compaction degree is not less than 95% in the range of the depth of thirty centimeters below the top surface of the roadbed;
The method comprises the steps of carrying out crushing treatment, screening treatment and remixing treatment on the excavated waste soil obtained by excavating the road foundation by utilizing an excavated waste soil recycling and remixing device (1);
filling roadbed, namely filling soil by utilizing the soil materials treated by the excavation waste soil recycling and retreating device (1);
the soil material is flattened and refined, and the construction principle of 'slow before fast, four sides to middle' is followed; and (3) sprinkling water to the surface for airing, and compacting, wherein the compactness is not less than 90%.
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| CN212077508U (en) * | 2020-01-17 | 2020-12-04 | 章丘市金通路桥有限公司 | Semi-filling and semi-digging type roadbed structure |
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