CN211285141U

CN211285141U - Asphalt in-situ mixing and laying equipment

Info

Publication number: CN211285141U
Application number: CN201920842527.7U
Authority: CN
Inventors: 不公告发明人
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-05
Filing date: 2019-06-05
Publication date: 2020-08-18
Anticipated expiration: 2029-06-05

Abstract

The utility model provides a pitch is mixed at present and is spread equipment, including the mechanism and the building stones mixture batching baling mechanism of spreading at present, the mechanism is spread at present to the present of mixing including stirring container system, paving system, and building stones mixture batching baling mechanism includes building stones screening storage system, batching packaging system, transport vechicle, and each grade building stones is packed through the ratio and is delivered to mixing system through the transport vechicle, stirs with pitch, forms behind the bituminous mixture, carries to paving system and paves the compaction. The utility model discloses low temperature asphalt material or conventional asphalt material are used widely in supporting, reduce equipment cost, and are energy-concerving and environment-protective.

Description

Asphalt in-situ mixing and laying equipment

Technical Field

The utility model belongs to the technical field of road construction, especially, relate to a pitch is mixed at present and is spread equipment.

Background

Asphalt mixing plant, also known as asphalt mixing plant, is a complete plant for the mass production of asphalt concrete, which is a necessary equipment for building or maintaining highways, grade highways, municipal roads, airports, and ports. The traditional asphalt stirring equipment mainly comprises a batching system, a drying system, a combustion system, a hot material lifting system, a vibrating screen, a hot material storage bin, a weighing and stirring system, an asphalt supply system, a powder supply system, a dust removal system, a finished product bin, a control system and the like. The common petroleum asphalt has the property that the fluidity is poor when the temperature is lower than 120 ℃, and the asphalt mixture is in a solid state when the temperature is lower than 50 ℃, so that the discharging temperature of the asphalt mixture mixed by using the common petroleum asphalt must be kept between 150 ℃ and 190 ℃ in order to ensure the construction quality of the road asphalt pavement, and the asphalt mixture is unqualified when the temperature is lower than or higher than the temperature range, so that the traditional asphalt mixture mixing equipment has a stone drying and heating system, an asphalt heating and heat preservation system and combustion systems corresponding to the stone drying and heating system and the asphalt heating system, and a large amount of dust, waste gas and asphalt smoke are inevitably generated due to drying and heating of stone and combustion of fuel, and a set of dust removal system and other environment-friendly equipment are also arranged for the purpose. The whole equipment is very large, the length, width and height of the equipment reach 40 meters, 30 meters and 25 meters respectively for 160 tons of asphalt mixture production per hour, and the equipment is larger when the production capacity is larger.

In general, the traditional asphalt mixture stirring equipment is a set of production equipment with high pollution, high energy consumption and high purchasing cost, environmental protection measures and equipment with low passing rate of environmental evaluation or extra price for passing the environmental evaluation are adopted by a purchasing party of the equipment, the domestic conventional 3000 type asphalt mixture stirring equipment (stirring 3 tons in each pot and the output of 240 tons per hour) is taken as an example, the total environmental protection total power is 620KW, and the unit price of the equipment is 800 ten thousand. Aiming at the defects of the traditional equipment, a low-temperature asphalt material with good fluidity without heating asphalt has been developed by domestic material experts, and the low-temperature asphalt mixture prepared by tests completely meets the quality requirement of the asphalt pavement of the highway.

Low-temperature asphalt: the product asphalt which has liquid property and good fluidity without additional heating at the ambient temperature of 20-100 ℃ and has the physical and chemical properties of common petroleum asphalt is processed from the common petroleum asphalt.

Low-temperature asphalt mixture: the low-temperature asphalt and the stone material which does not need to be heated are mixed and stirred according to the proportion to prepare the mixture with qualified quality, and the mixture can also be the asphalt mixture with qualified quality and the discharging temperature of lower than 100 ℃. Therefore, it is necessary to provide a device for popularizing and using the novel asphalt material.

Disclosure of Invention

The utility model aims to solve the technical problem that to the problem that above-mentioned exists, provide a pitch and mix at present and spread equipment, whole equipment is simple and convenient, and the construction flow is short.

The utility model provides a technical scheme that above-mentioned technical problem adopted is: the low-temperature asphalt mixture on-site mixing and on-site paving equipment is characterized by comprising an on-site mixing and on-site paving mechanism and a stone mixture batching and packaging mechanism, wherein the on-site mixing and on-site paving mechanism comprises a stirring system and a paving system, and the stone mixture batching and packaging mechanism comprises a stone screening and storing system, a batching and packaging system and a transport vehicle;

the stirring container system comprises a bottom plate, a surrounding plate, a diesel generator power supply, a folding truck crane, a mixing bin, a U-shaped asphalt tank and a stirrer, wherein the diesel generator power supply, the folding truck crane, the mixing bin, the U-shaped asphalt tank and the stirrer are sequentially arranged along the bottom plate;

the paving system comprises a paving machine and a road roller;

building stones feed proportioning system includes shale shaker, a plurality of branch feed bins and material feeding unit, a plurality of branch feed bins correspond the building stones of different particle sizes respectively, and a plurality of branch feed bins are highly different, along highly degressive direction horizontal arrangement in proper order, and every branch feed bin bottom all is equipped with the weighing hopper, the shale shaker slope is laid in a plurality of branch feed bin tops, and the sieve mesh on the shale shaker includes multiple pore size, corresponds different building stones particle sizes respectively, and the sieve mesh is increased in proper order by high to low pore, material feeding unit includes building stones loading attachment and aggregate unit, and building stones are transported to the shale shaker through building stones loading attachment, and the building stones of a plurality of branch feed bins are transported to the packing system through the aggregate unit and are packed, the transport vechicle is transported the building stones to mixing system.

According to the scheme, the mixture feeding device is a mixture feeding belt conveyor, the mixture feeding belt conveyor penetrates through the middle concave part of the U-shaped asphalt tank and is arranged obliquely upwards, the middle concave part tank body of the U-shaped asphalt tank is arranged obliquely upwards, and the discharging device is a telescopic belt conveyor.

According to the scheme, the packaging system is a ton bag packaging machine, and the unpacking machine is a ton bag unpacking machine.

According to the scheme, the stone material feeding device is a stone material feeding belt conveyor, and the collecting device is a collecting belt conveyor.

According to the scheme, the mixing bin comprises two sub-bins, the sub-bins are provided with the metering scales, and the storage amount of the sub-bins is the stirring amount of the stirrer.

According to the scheme, the U-shaped asphalt tank is internally provided with the electric heating device.

According to the scheme, the top of the stirrer is provided with the asphalt scale, the pumping device is communicated with the asphalt scale, and the asphalt scale is communicated with the feeding hole of the stirrer.

The utility model has the advantages that: the invention provides asphalt on-site mixing and on-site paving equipment, which is designed aiming at novel low-temperature asphalt materials, cancels a drying and heating system, a combustion system and a dust removal system in the traditional equipment, simplifies the equipment composition, reduces the cost, simplifies the construction process, shortens the construction period, saves energy and protects environment.

Drawings

Fig. 1 is a schematic structural view of a mixing container system according to an embodiment of the present invention.

Fig. 2 is a schematic view of the internal structure of a mixing container system according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a U-shaped asphalt tank according to an embodiment of the present invention.

Fig. 4 is a schematic distribution diagram of a stone mix batching and packaging mechanism according to an embodiment of the present invention.

Fig. 5 is a schematic structural diagram of a stone proportioning system according to an embodiment of the present invention.

Fig. 6 is a schematic construction diagram of a ready-mixed shop according to an embodiment of the present invention.

Wherein: 1-bottom plate, 2-coaming plate, 3-power supply, 4-folding truck crane, 5-mixing bin, 6-U-shaped asphalt tank, 7-stirrer, 8-mixture feeding belt conveyor, 9-telescopic belt conveyor, 10-ton bag packaging machine, 11-ton bag unpacking machine, 12-pumping device, 13-vibrating screen, 14-separating bin, 15-measuring hopper, 16-paver, 17-road roller, 18-stone feeding belt conveyor, 19-aggregate belt conveyor, 20-asphalt scale, 21-transport vehicle and 22-truck.

Detailed Description

For a better understanding of the present invention, the following description is given in conjunction with the accompanying drawings and examples.

As shown in fig. 1-2, a low-temperature asphalt mixture on-site mixing and paving device comprises an on-site mixing and paving mechanism and a stone mixture batching and packaging mechanism, wherein the on-site mixing and paving mechanism comprises a stirring container system and a paving system, and the stone mixture batching and packaging mechanism comprises a stone screening and storing system, a batching and packaging system and a transport vehicle;

the stirring container system comprises a bottom plate 1, a surrounding plate 2, a diesel generator power supply 3, a folding truck crane 4, a mixing bin 5, a U-shaped asphalt tank 6 and a stirrer 7 which are sequentially arranged along the bottom plate, wherein the top of the mixing bin is provided with a unpacking device, a mixture feeding device is arranged between the mixing bin and the stirrer, a pumping device 12 is arranged between the U-shaped asphalt tank and the stirrer, and a discharge hole at the bottom of the stirrer is provided with a discharge device;

the paving system comprises a paver 16 and a road roller 17;

as shown in fig. 4-5, building stones feed proportioning system includes shale shaker 13, a plurality of branch storehouses 14 and material feeding unit, a plurality of branch storehouses correspond the building stones of different particle sizes respectively, a plurality of branch storehouses are high different, horizontal arrangement in proper order along the direction of highly degressing, every branch storehouse bottom all is equipped with weighing hopper 15, the shale shaker slope is arranged in a plurality of branch storehouse tops, the sieve mesh on the shale shaker includes multiple pore size, correspond different building stones particle sizes respectively, the sieve mesh is increased by high to low pore in proper order, material feeding unit includes building stones loading attachment and collecting device, building stones are transported to the shale shaker through building stones loading attachment, the building stones of a plurality of branch storehouses are transported to the packing system packing through the aggregate device, the transport vechicle is transported the building stones to mixing system.

The mixture feeding device is a mixture feeding belt conveyor 8, the mixture feeding belt conveyor penetrates through a middle concave part of the U-shaped asphalt tank and is arranged obliquely upwards, a middle concave part tank body of the U-shaped asphalt tank is arranged obliquely upwards (see figure 3), and the discharging device is a telescopic belt conveyor 9.

The packaging system is a ton bag packaging machine 10, and the unpacking device is a ton bag unpacking machine 11.

The stone material loading device is a stone material loading belt conveyor 18, and the material collecting device is a material collecting belt conveyor 19.

The mixing bin comprises two sub-bins, the sub-bins are provided with a metering scale, and the storage capacity of the sub-bins is the stirring capacity of the stirrer.

Be equipped with electric heater unit in the U type asphalt tank, when equipment was used for ordinary pitch stirring, can heat the interior pitch of jar through electric heater unit for this equipment is general in ordinary pitch and low temperature pitch.

The top of the mixer is provided with an asphalt scale 20, the pumping device is communicated with the asphalt scale, and the asphalt scale is communicated with the feed inlet of the mixer.

A construction method for on-site mixing and on-site paving of asphalt comprises the following steps:

s1) packaging the ingredients in the back yard: the building stones are conveyed to the vibrating screen through a building stone feeding belt conveyor, the building stones roll down along the vibrating screen and sequentially fall into different material distribution bins through screen holes with different holes in the vibrating screen, the building stones in each material distribution bin are weighed by a bottom weighing hopper, then fed to the material collecting belt conveyor and conveyed to a ton bag packing machine for packing, and the packed ton bags are conveyed to a construction site by a transport vehicle;

s2) mixing and laying at the front site: the sub-feed bin is hung with the mixed building stones ton bag that packs to folding vehicle-mounted crane, it puts into storage to unpack the bag through ton bag bale breaker, two sub-feed bins throw material to mixture material loading belt feeder in turn, carry mixed building stones to the mixer, folding vehicle-mounted crane throws material to two sub-feed bins in turn, keep mixer continuity of operation, and simultaneously, U type pitch jar passes through pumping installations to pitch balance pump sending pitch, behind the measurement pitch quantity, throw material to the mixer, the mixer accomplishes the stirring back, through telescopic belt feeder output, the paver evenly paves bituminous mixture on road bed layer, and carry out preliminary compaction and flattening, the road roller carries out compaction operation to the road with the dead weight.

The stirred container system can be carried by a truck 22 and moves forward along a construction road, the telescopic belt conveyor is arranged corresponding to the hopper of the paver, and the asphalt mixture is directly conveyed to the hopper of the paver; or the asphalt mixture can be placed on the air and ground beside a construction road, and the asphalt mixture is conveyed to a hopper of the paver through a truck or a loader.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims

1. The asphalt on-site mixing and on-site paving equipment is characterized by comprising an on-site mixing and on-site paving mechanism and a stone mixture batching and packaging mechanism, wherein the on-site mixing and on-site paving mechanism comprises a stirring container system and a paving system, and the stone mixture batching and packaging mechanism comprises a stone screening and storing system, a batching and packaging system and a transport vehicle;

the paving system comprises a paving machine and a road roller;

building stones screening storage system includes storehouse top shale shaker, a plurality of branch feed bins and material feeding unit, a plurality of branch feed bins correspond the building stones of different particle sizes respectively, and a plurality of branch feed bins are high different, along highly degressive direction horizontal arrangement in proper order, and every branch feed bin bottom all is equipped with the weighing hopper, a plurality of branch feed bin tops are laid in the shale shaker slope, and the sieve mesh on the shale shaker includes multiple pore size, corresponds different building stones particle sizes respectively, and the sieve mesh is increased in proper order by high to low pore, material feeding unit includes building stones loading attachment and aggregate collecting device, and building stones are defeated fortune to the shale shaker through building stones loading attachment, and the building stones of a plurality of branch feed bins are transported to batching packing system through the device that gathers materials, the transport vechicle will be packed good and transport to mixing system according to the mixed building.

2. An asphalt mixing and on-site paving device as claimed in claim 1, wherein the mixture feeding device is a mixture feeding belt conveyor, the mixture feeding belt conveyor is obliquely and upwardly arranged through the middle concave part of the U-shaped asphalt tank, the tank body of the middle concave part of the U-shaped asphalt tank is obliquely and upwardly arranged, and the discharging device is a telescopic belt conveyor.

3. An asphalt mix-in-place paving apparatus as defined in claim 1, wherein said baling system is a ton bag packer and said unpacking device is a ton bag unpacker.

4. The asphalt mixing site-spread equipment as claimed in claim 1, wherein the stone feeding device is a stone feeding belt conveyor, and the collecting device is a collecting belt conveyor.

5. The asphalt mixing on-site paving device as claimed in claim 1, wherein the mixing bin comprises two sub-bins, the sub-bins are provided with weighing scales, and the storage capacity of the sub-bins is the stirring capacity of the stirrer.

6. An asphalt mixing and spreading apparatus as claimed in claim 1, wherein an electric heating device is provided in the U-shaped asphalt tank.

7. An asphalt mixing and spreading apparatus as claimed in claim 1, wherein the top of the mixer is provided with an asphalt scale, the pumping device is in communication with the asphalt scale, and the asphalt scale is in communication with the feed inlet of the mixer.