CN109969811A - A kind of gravel earth material windrow, feed preparing device and method - Google Patents
A kind of gravel earth material windrow, feed preparing device and method Download PDFInfo
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- CN109969811A CN109969811A CN201910300288.7A CN201910300288A CN109969811A CN 109969811 A CN109969811 A CN 109969811A CN 201910300288 A CN201910300288 A CN 201910300288A CN 109969811 A CN109969811 A CN 109969811A
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- windrow
- earth material
- heap
- gravel
- hopper
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/28—Piling or unpiling loose materials in bulk, e.g. coal, manure, timber, not otherwise provided for
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- Mechanical Engineering (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a kind of gravel earth material windrow, feed preparing device and methods, the discharging rubber belt conveyor and feeding sealing-tape machine being equipped with including gate-type stacker and therewith；The discharging rubber belt conveyor and feeding sealing-tape machine constitute the continuous conveying system of gravel earth material；Wherein, discharging rubber belt conveyor is the sealing-tape machine with dump car, and flexible hopper is connected below the dump car.Windrow, feed preparing device and the stock method that operation of the present invention is simple, serialization degree is high can both make earth material uniformly store up reduction and disturb to it, can also dam earth material filling building extensive, without interruption.
Description
Technical field
The present invention relates to dam gravel earth material feed preparing device and techniques.Belong to the modified processing skill of gravelly soil seepage prevention of core wall material
Art field.
Background technique
Gravelly soil core wall rockfill dam is a kind of typical local material dam, be the dam type that is widely used of current countries in the world it
One, occupy larger specific gravity in 300m grades of high dams.
" water power hydraulic engineering natural building material reconnaissance regulations " (DL/T 5388-2007), " rolling earth-rock dam design
Specification " specification such as (DL/T 5395-2007) is to gravelly soil is defined as: and gravelly soil refers to that the quality of particle of the partial size greater than 5mm accounts for
The wide gradation gravelly soil of the 20%~60% of gross mass.It is, in general, that Coarse Aggregate is more in soil, to the higher density of acquirement and resist
It cuts the mechanical properties such as intensity and avoids excess pore water pressure advantageous, but is unfavorable to barrier performance；In turn, fine granules in earth material
More, the barrier performance of the soil body is better, but to mechanical properties and pore water pressures such as the preferable density of acquirement and shearing strengths
Dissipation it is unfavorable.Require there are following provisions in specification about earth and rockfill dam impermeable soil quality technology: 1) the unsuitable > of maximum particle diameter
150mm spreads soil layer thickness 2/3 no more than rolling；2) > 5mm granule content 20~50%；3) < 0.075mm granule content is not answered
< 15%；4) sticking grain (< 0.005mm) content > 8% is advisable.Prevent it can be seen that gravelly soil is that a kind of pair of gradation requirement is stringent
Seep earth material.
Many gravelly soil core wall dams domestic at present build a dam to be formed with local material, due to its geologic origin difference, gravel
Earth material is not easy to directly acquire, and needs to mix using local earth material and certain gravel material with forming, or even insufficient to natural moisture content
Gravel earth material also need to carry out plus water adjustment moisture content.Therefore large and medium-sized gravelly soil core wall dam higher for filling ontensity is both needed to
The stockpiling stock that earth material processing factory carries out the processing modified or natural finished product earth material of coating is set.It is universal in Practical Project
It is all to be stocked up using mechanical tiling windrow or sealing-tape machine direct feeding storehouse windrow.
Machinery tiling windrow refers to finished product soil in the field of progress such as excavator or loading machine cooperation dump truck, bull-dozer
Material is had bad luck and is stored up.But this method will lead to gravel earth material and be rolled repeatedly before feed, and the mechanical performance index of earth material is difficult to
It accurately controls.
Sealing-tape machine directly puts in storage windrow can be to avoid the disturbance of mechanical equipment to walk back and forth to gravel earth material, but adhesive tape
The height of machine is general relatively high by stock material stack volume, causes discharging height larger, is easy the gravelly soil so that wide gradation
Isolation is generated in material heap.
The stockpiling stock of gravelly soil core-wall material, supply are to restrict the key factor of dam filing intensity, and earth material is processed at present
All there is certain defect in mechanical tiling windrow, the sealing-tape machine that factory is practical the to be used windrow etc. that puts in storage, mainly there is following face:
(1) mechanical tiling windrow causes gravel earth material to be rolled repeatedly before feed, and the mechanical performance index of earth material is difficult to
It accurately controls；And the fuel consumption of a variety of vehicles, exhaust gas discharge, constructing road etc. can all increase earth material and be processed into field
This.
(2) sealing-tape machine directly put in storage windrow can be to avoid the disturbance to gravel earth material of mechanical equipment, but sealing-tape machine
It is the usually fixation of discharging height and highly larger, it is easy so that the gravelly soil of wide gradation is isolated in material heap generation；And multiple material
Sealing-tape machine control is complicated when rotation is stocked up between storehouse.
Summary of the invention
A kind of gravel earth material windrow, feed preparing device and side are provided the purpose of the present invention is to solve above-mentioned technical problem
Method, windrow, feed preparing device and stock method easy to operate, serialization degree is high, both can make earth material uniformly store up reduction
It is disturbed, it can also dam earth material filling building extensive, without interruption.
To achieve the above object, the invention provides the following technical scheme:
A kind of gravel earth material windrow, feed preparing device, the discharging rubber belt conveyor and feeding being equipped with including gate-type stacker and therewith
Sealing-tape machine；The discharging rubber belt conveyor and feeding sealing-tape machine constitute the continuous conveying system of gravel earth material；Wherein, discharging rubber belt conveyor
It is the sealing-tape machine with dump car, flexible hopper is connected below the dump car.
Further, the flexible feed hopper bottom is provided with level-sensing device for detecting the height of hopper discharge, passes through gate-type
The included electric control system of stacker, it is intelligentized to control flexible hopper length.The included electrical control system of gate-type stacker 1
Unite refer to be exactly gate-type stacker itself digitlization electrically included electric control system (from carrying device), contain whole system
Power supply system, electric motor drive system, included electric control system, lighting system, examination and repair system, CCTV system, broadcast system
The composition such as system.
Further, the discharge port of the flexible hopper is equipped with flexible hopper and fills in dropping process for realizing earth material
Divide mixing and water adding.
A method of gravel earth material windrow, stock are carried out using aforementioned device, include the following steps: that gate-type stacker is logical
The movement crossed in orbital direction carries out windrow；Movement of the dump car of discharging rubber belt conveyor in track vertical direction turns to realize
Change windrow region；The height that flexible hopper by being equipped with level-sensing device controls detection discharging is no more than 1.5m；Gate-type stacker
Stop after running to setting position, dump car runs to setting transverse plane position, starts to carry out windrow, gate-type stacker edge
Orbital direction operation, small " herringbone " material heap of one of formation is layered small material heap；Finally increased again by promoting flexible hopper
Bonus point layer small powder stack layers counting method and form bored material heap processed.
Earth material be sufficiently mixed by flexible hopper in dropping process plus water；Earth material and underwater fall mix in the process,
Bored material heap processed is stored in by flexible hopper nature heap.
The present invention has following technical effect that
(1) it is rolled repeatedly before avoiding gravel earth material feed, convenient for controlling the mechanical performance index of earth material.
Current tiling windrow needs mechanical equipment to complete, unavoidable rolling repeatedly to gravel earth material, so that gravel
The mechanical performance index of earth material, which changes, to be difficult to control or even is unsatisfactory for filling design requirement index.And reduce vehicle
Low exhaust gas emission drops in fuel consumption, saves labour, increases construction efficiency, reduces construction tributary path and builds.
(2) it avoids gravel earth material windrow and generates segregation phenomenon in the process.
Firstly, being no more than 1.5m by the height for the flexible hopper control detection discharging for being equipped with level-sensing device；Secondly, discharging
Carriage walking starts to carry out windrow, gate-type stacker is run along orbital direction, forms a billot to setting transverse plane position
Stack height controls small " herringbone " material heap (being layered small material heap) within 0.5m；Finally increased again by promoting flexible hopper
It is layered small powder stack layers counting method and forms bored material heap processed (6), the generation of the material segregation phenomenon maximally reduced.
(3) the earth material bored time processed has been shortened, adding water to provide for large-scale production earth material may be (if there is adding water to require).
It earth material and mixes during falling under water, bored material heap processed is stored in by flexible hopper nature heap, it can be to avoid adding water mistake
The rolling of mechanical equipment in journey causes plus the problems such as water penetrates into what the time lengthened, and the bored system of moisture content is uneven.
(4) supply and stock to meet extensive gravel earth material provide operating process.
It is required that gravelly soil stock heap quantity should be no less than 3, the volume design standard of material heap is given and to meet greatly
Production, stock, dam in exploitation should be recycled in scale when dam intensity in turn, continuous feeding cycle is used alternatingly, in favor of each process
The operation sequence worked continuously.
Detailed description of the invention
Fig. 1: gravel earth material windrow, feed preparing device floor map；
It gives gravel earth material stacker lower hopper and adds hydraulic art floor plan, gate-type stacker is set forth in figure
Traffic direction (moving up and down along the direction of the arrow) and discharging rubber belt conveyor traffic direction (along the direction of the arrow left and right move
It is dynamic).
Fig. 2: gravel earth material windrow, feed preparing device elevation view.
Fig. 3: single gravelly soil material heap windrow procedure chart.
Fig. 4: gravel earth material windrow, stock cyclic process figure.
The label in accompanying drawing is: 1- gate-type stacker；2- discharging rubber belt conveyor；3- feeding sealing-tape machine；4- stretches hopper；5- points
The small material heap of layer；The bored material heap processed of 6-.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
(1) gravel earth material windrow, feed preparing device are as follows:
(1) structure of apparatus of the present invention includes following items: gate-type stacker 1, discharging rubber belt conveyor 2, feeding sealing-tape machine 3,
Flexible hopper 4, the material heap of formation include being layered small material heap 5 and finished product material heap 6.
(2) the gate-type stacker 1 in the present invention is the material stockpiling of the common automation control in waterwork engineering stockyard
Equipment can realize independently and carry out windrow in the movement of orbital direction, also referred to as bridge-type stacker, it is gravel earth material windrow, standby
The base frame of material.
(3) discharging rubber belt conveyor 2 and feeding sealing-tape machine 3 constitute the continuous conveying system of gravel earth material.Wherein, discharging adhesive tape
Machine 2 is the sealing-tape machine with dump car, and flexible hopper 4 is connected below dump car；
(4) gate-type stacker 1 is existed by the dump car that the movement in orbital direction carries out windrow and discharging rubber belt conveyor 2
The purpose (see attached drawing 1) in conversion windrow region is realized in movement in track vertical direction；
(5) flexible 4 bottom of hopper, which is provided with level-sensing device, can detect the height of hopper discharge, pass through gate-type stacker 1
Included electric control system, it is intelligentized to control flexible hopper length.It is uneven to avoid gravelly soil feed separation from generating, it is proposed that
Discharging height is no more than 1.5m.The discharge port of flexible hopper 4 can install flexible hopper, facilitate and realize earth material in dropping process
It is sufficiently mixed and adds water；
(6) being layered small material heap 5 is stopped after gate-type stacker 1 runs to setting position, and it is horizontal that dump car runs to setting
To plan-position, start to carry out windrow, gate-type stacker 1 is run along orbital direction, small " herringbone " material heap of one of formation
(being layered small material heap 5).According to engineering experience, it is proposed that the gravel earth material isolation that material stack height control avoids within 0.5m.
It after windrow to design length, is walked by dump car, windrow plan-position is adjusted, close to the small " herringbone stored up
Shape " material heap (being layered small material heap 5) carries out the windrow of next small material heap (see attached drawing 2).
(7) finished product material heap 6 refers to that gate-type stacker 1 carries electric control system by promoting flexible hopper 4, increases layering
The method of small 5 number of plies of material heap and the material heap formed.The height that every layer of small material heap 5 of layering can both have been reduced in this way, can be with maximum
The generation of the reduced material segregation phenomenon of limit.If during windrow plus water, finished product material heap 6 require after completing windrow
Surface-closed covering is carried out, water loss is reduced, water and soil material is added finally to reach in bored material heap 6 processed by the naturally bored system of certain time
Uniformly (see attached drawing 3) to water content.
For the supply and stock for meeting extensive gravel earth material, bored 6 quantity of material heap processed of gravelly soil should be no less than 3；Bored system
The volume design standard of material heap 6 and production, stock, dam in exploitation, friendship should be recycled when upper dam intensity on a large scale in turn to meet
For using continuous feeding cycle, the operation sequence worked continuously in favor of each process.
(2) gravel earth material windrow, stock method are as follows:
As shown in figure 4,6-A refers to windrow, Jia Shui (if there is adding water) state material heap in Fig. 4；6-B refers to stock, bored system (such as
Fruit has plus water) state material heap；6-C refers to exploitation, upper dam state material heap.
It (1) is the supply and stock for meeting extensive gravel earth material, gravelly soil stock heap quantity should be no less than 3,3 material
The volume of heap is preferably isometric, preferably fills peak month intensity according to gravel earth material referring to related specifications material heap total measurement (volume) is averaged day 10d
The design of~15d expense；
(2) 6-A material heap is production, windrow state.It, can be complete in the forming process for changing material heap if there is adding hydraulic art
At the formation of 6-A material heap is the forming process of finished product material heap 6 above-mentioned；
(3) 6-B material heap is stock status (i.e. the state of 6-A material heap completion windrow).If there is adding hydraulic art, the bored system of earth material
Can be completed in changing material heap, be the time required to the qualified bored system of earth material detection the material heap there are the times.If dam is filled out
It builds intensity height or the earth material bored time processed is longer, then need to increase 6-B material heap quantity；
(4) 6-C material heap is feed state (i.e. 6-B material heap completes stock, the state of bored system), which completes to exploit upper dam
Afterwards into the production of 6-A material heap, windrow state；
(5) to meet upper dam intensity, above 3 (>=3) material heaps of earth material processing factory setting, should recycle in turn production,
Dam in stock, exploitation, is used alternatingly continuous feeding cycle, so that each process is worked continuously (see attached drawing 4).
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art,
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement, all within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in this
Within the protection scope of invention.
Claims (5)
1. a kind of gravel earth material windrow, feed preparing device, it is characterised in that: the discharging being equipped with including gate-type stacker (1) and therewith
Sealing-tape machine (2) and feeding sealing-tape machine (3)；The discharging rubber belt conveyor (2) and feeding sealing-tape machine (3) constitute the continuous of gravel earth material
Transportation system；Wherein, discharging rubber belt conveyor (2) is the sealing-tape machine with dump car, and flexible hopper is connected below the dump car
(4)。
2. gravel earth material windrow according to claim 1, feed preparing device, it is characterised in that: flexible hopper (4) bottom
Level-sensing device is provided with for detecting the height of hopper discharge, passes through the included electric control system of gate-type stacker (1), intelligence
Control stretch hopper length.
3. gravel earth material windrow according to claim 1, feed preparing device, it is characterised in that: the flexible hopper (4) goes out
Material mouth, which is equipped with flexible hopper and is sufficiently mixed in dropping process for realizing earth material, adds water.
4. a kind of method for carrying out gravel earth material windrow, stock using any one of claim 1-3 described device, feature
It is to include the following steps: that gate-type stacker (1) carries out windrow by the movement in orbital direction；Discharging rubber belt conveyor (2) are unloaded
Movement of the trolley in track vertical direction converts windrow region to realize；By the flexible hopper (4) for being equipped with level-sensing device
The height of control detection discharging is no more than 1.5m；Gate-type stacker (1) stops after running to setting position, and dump car is run to
Transverse plane position is set, starts to carry out windrow, gate-type stacker (1) is run along orbital direction, a small " herringbone of formation
Shape " material heap is layered small material heap (5)；Finally increase small material heap (5) number of plies method of layering by promoting flexible hopper (4) again
Form bored material heap processed (6).
5. the method for gravel earth material windrow according to claim 4, stock, it is characterised in that: earth material is in dropping process
Be sufficiently mixed by flexible hopper and adds water；Earth material and underwater fall mix in the process, are stored in by flexible hopper (4) natural heap
Bored material heap processed (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910300288.7A CN109969811A (en) | 2019-04-15 | 2019-04-15 | A kind of gravel earth material windrow, feed preparing device and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910300288.7A CN109969811A (en) | 2019-04-15 | 2019-04-15 | A kind of gravel earth material windrow, feed preparing device and method |
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| CN109969811A true CN109969811A (en) | 2019-07-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115649748A (en) * | 2022-10-09 | 2023-01-31 | 华能澜沧江水电股份有限公司 | Intelligent heat preservation method for long-adhesive-tape-transported soil material |
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| EP0121659A1 (en) * | 1983-03-08 | 1984-10-17 | Krupp Polysius Ag | Device for reclaiming loose bulk material |
| WO1990008747A1 (en) * | 1989-01-26 | 1990-08-09 | Buehler Ag Maschinenfabrik | Device for repiling bulk materials |
| CN102942066A (en) * | 2012-11-19 | 2013-02-27 | 中冶赛迪上海工程技术有限公司 | Intelligent material stacking trolley |
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| CN205076456U (en) * | 2015-11-09 | 2016-03-09 | 中国水利水电第十六工程局有限公司 | Truss -like skin belt transmission system with automatic discharge dolly |
| CN106429498A (en) * | 2016-08-15 | 2017-02-22 | 中国电建集团贵阳勘测设计研究院有限公司 | Unloading method and device of long-distance strip-shaped adjusting bin |
| CN211003617U (en) * | 2019-04-15 | 2020-07-14 | 中国电建集团贵阳勘测设计研究院有限公司 | Gravel soil stacking and preparing device |
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2019
- 2019-04-15 CN CN201910300288.7A patent/CN109969811A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0121659A1 (en) * | 1983-03-08 | 1984-10-17 | Krupp Polysius Ag | Device for reclaiming loose bulk material |
| WO1990008747A1 (en) * | 1989-01-26 | 1990-08-09 | Buehler Ag Maschinenfabrik | Device for repiling bulk materials |
| CN102942066A (en) * | 2012-11-19 | 2013-02-27 | 中冶赛迪上海工程技术有限公司 | Intelligent material stacking trolley |
| CN105197614A (en) * | 2014-06-27 | 2015-12-30 | 沈阳铝镁设计研究院有限公司 | Electric dual-girder-bridge type stacking device and stacking method thereof |
| CN205076456U (en) * | 2015-11-09 | 2016-03-09 | 中国水利水电第十六工程局有限公司 | Truss -like skin belt transmission system with automatic discharge dolly |
| CN106429498A (en) * | 2016-08-15 | 2017-02-22 | 中国电建集团贵阳勘测设计研究院有限公司 | Unloading method and device of long-distance strip-shaped adjusting bin |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115649748A (en) * | 2022-10-09 | 2023-01-31 | 华能澜沧江水电股份有限公司 | Intelligent heat preservation method for long-adhesive-tape-transported soil material |
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