CN107473680A - A kind of flyash high-water expansion cementing automatic filling material, system and technique - Google Patents
A kind of flyash high-water expansion cementing automatic filling material, system and technique Download PDFInfo
- Publication number
- CN107473680A CN107473680A CN201710860988.2A CN201710860988A CN107473680A CN 107473680 A CN107473680 A CN 107473680A CN 201710860988 A CN201710860988 A CN 201710860988A CN 107473680 A CN107473680 A CN 107473680A
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- Prior art keywords
- filling
- solid material
- rubber solid
- water expansion
- cementing
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Classifications
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/10—Lime cements or magnesium oxide cements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C1/00—Apparatus or methods for obtaining or processing clay
- B28C1/10—Apparatus or methods for obtaining or processing clay for processing clay-containing substances in non-fluid condition ; Plants
- B28C1/14—Apparatus or methods for obtaining or processing clay for processing clay-containing substances in non-fluid condition ; Plants specially adapted for homogenising, comminuting or conditioning clay in non-fluid condition or for separating undesired admixtures therefrom
- B28C1/18—Apparatus or methods for obtaining or processing clay for processing clay-containing substances in non-fluid condition ; Plants specially adapted for homogenising, comminuting or conditioning clay in non-fluid condition or for separating undesired admixtures therefrom for comminuting clay lumps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B18/04—Waste materials; Refuse
- C04B18/06—Combustion residues, e.g. purification products of smoke, fumes or exhaust gases
- C04B18/08—Flue dust, i.e. fly ash
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F15/00—Methods or devices for placing filling-up materials in underground workings
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Materials Engineering (AREA)
- Civil Engineering (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Dispersion Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a kind of flyash high-water expansion cementing automatic filling material, system and technique, it solves the problems, such as that filling system is complicated, cost is high, automaticity is relatively low in the prior art, and continuous self-flowing filling, the effect that automaticity is high, easy to operate can be realized by having；Its technical scheme is：Including rubber solid material finished bin, cistern, multiple fine coal ash silo, horizontal mixer, vertical mixer, filling piping and filling operation faces, the rubber solid material finished bin and fine coal ash silo are connected with weigher respectively, and the cistern is connected by inlet pipeline with weigher；The side of the horizontal mixer is connected with weigher, and the opposite side of the horizontal mixer is connected with vertical mixer；The filling piping is connected with vertical mixer, and the filled pipeline of the rubber solid material after vertical mixer stirs enters filling operation face.
Description
Technical field
The present invention relates to filling in mine technical field, more particularly to a kind of cementing automatic filling material of flyash high-water expansion
Material, system and technique.
Background technology
Filling in mine has the history of centuries, but mine filling system as a kind of technology mainly in metal mine development
Than very fast and ripe.Compared with metal mine, the filling technique research and development in colliery wants much slow.Recently as coal
Mining environment problem becomes increasingly conspicuous, and the pay attention to day by day of Environmental and Land, and coal price are unprecedented soaring,
Filling coal mining is paid much attention in recent years.
In the prior art, its composition of domestic mine filling system mainly includes filling major ingredient Transmission system, auxiliary material saving system
The water system that system, stirring system, pumping compression system, pipeline transport system, more water pumps form, its shortcoming are：
1. filling process system bulky complex, floor space are larger；
2. installation difficulty, complex operation, construction cost are high；
3. filling slurry needs to pump, it is impossible to realizes gravity flow；
4. automatic controlling level is relatively low, more using operating personnel.
Although the flyash consolidated fill of rising in recent years alleviates above technical disadvantages to a certain extent, there is also
Many deficiencies, for example, flyash need slurrying in advance, stowing operation go wrong after flyash wet pulp be difficult processing；Metering system
It is larger using continuous metering error range；Slurry stirring is uneven, influences obturation coagulation result；More important point is exactly glue
Gu material needs to buy finished product, filling cost is greatly increased.
The content of the invention
For overcome the deficiencies in the prior art, the invention provides a kind of cementing automatic filling material of flyash high-water expansion
Material, system and technique, it has and can realize continuous self-flowing filling, the effect that automaticity is high, easy to operate.
A kind of cementing automatic filling system of flyash high-water expansion, including：
Rubber solid material production system, rubber solid material finished bin, cistern and multiple fine coal ash silos, the rubber solid material finished bin and powder
Coal ash storehouse is connected with weigher respectively, and the cistern is connected by inlet pipeline with weigher；
Stirring system, including horizontal mixer and vertical mixer, the side of the horizontal mixer are connected with weigher,
The opposite side of the horizontal mixer is connected with vertical mixer；
Filling system, including filling piping and filling operation face, the filling piping is connected with vertical mixer, through vertical
The filled pipeline of rubber solid material after mixer stirring enters filling operation face.
Further, the rubber solid material finished bin by bucket elevator successively with ball mill, disintegrating machine and dryer phase
Even.
Further, the inlet pipeline is provided with water pump.
Further, in addition to electric control system, the electric control system is using PLC as core.
Further, conveying pipeline and level-sensing device are equipped with the top of the rubber solid material finished bin and fine coal ash silo, it is described
The bottom of rubber solid material finished bin and fine coal ash silo is equipped with electric vibrator.
Further, the drain hole end of the horizontal mixer and vertical mixer is equipped with pneumatic control valve and electromagnetic current
Gauge.
Further, the bottom of the rubber solid material finished bin is connected by conveying worm with weigher.
Present invention also offers a kind of preparation method of flyash high-water expansion rubber solid material, comprise the following steps：
Step 1：After blast furnace water quenching slag and desulfurization gypsum powder difference drying machine drying, matched by experiment and add disintegrating machine
In crushed；
Step 2：Blast furnace water quenching slag, desulfurization gypsum powder and quick lime, sulphoaluminate cement clinker, additive after will be broken
Matched by experiment and add mixed grinding in ball mill.
The flyash high-water expansion rubber solid material obtained according to above-mentioned preparation method.
Present invention also offers a kind of cementing automatic filling technique of flyash high-water expansion, comprise the following steps：
Step 1：Flyash high-water expansion rubber solid material described in flyash in fine coal ash silo, claim 8 is passed through respectively
Conveying worm delivers to weigher weighing, and filling is pumped into the 3rd weigher by water pump with water；
Step 2：Each several part raw material after weighing is added in horizontal mixer and is stirred；
Step 3：Raw material after stirring adds vertical mixer and is again stirring for obtaining filling slurry；
Step 4：The filled Pipeline transport of filling slurry is to filling operation face.
Compared with prior art, the beneficial effects of the invention are as follows：
(1) present invention is for the special filling system of flyash high-water expansion filling slurry designs, this filling system structure
It is compact, automaticity is high, reduce Filling Station operating personnel, reduce cost, there is good economic benefit and social benefit；
And it is easy to operate, system run all right is reliable, downtime rate is low；
(2) filling system of the invention purchases raw material from source, greatly reduces filling cost；
(3) filling process of the invention can realize gravity flow filling, and need not pressurize in addition, and stowing gradient is larger, can
Reach 12.5；
(4) slurry of the invention is sufficiently mixed slurry after horizontal mixer strong stirring, then by vertical mixer,
With preventing the plugging of slurries precipitation, be easy to be sampled slurry state observation, abnormal adjustment in time occur and match, be easy to control
The advantages of filling slurry flow.
Brief description of the drawings
The Figure of description for forming the part of the application is used for providing further understanding of the present application, and the application's shows
Meaning property embodiment and its illustrate be used for explain the application, do not form the improper restriction to the application.
Fig. 1 is the structural representation of the present invention；
Wherein, the first fine coal of 1- ash silo, 2- the second fine coal ash silos, 3- ball mills, 4- dryers, 5- disintegrating machines, 6- glue are consolidated
Expect finished bin, 7- water pumps, 8- cisterns, the weighers of 9- second, the weighers of 10- the 3rd, 11- vertical mixers, 12- filling operations
Face, 13- filling pipings, 14- horizontal mixers, the weighers of 15- first.
Embodiment
It is noted that described further below is all exemplary, it is intended to provides further instruction to the application.It is unless another
Indicate, all technologies used herein and scientific terminology are with usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in this manual using term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
As background technology is introduced, there is that filling system is complicated, cost is high, automaticity is relatively low in the prior art
Deficiency, in order to solve technical problem as above, present applicant proposes a kind of cementing automatic filling material of flyash high-water expansion,
System and technique.
In a kind of typical embodiment of the application, as shown in Figure 1, there is provided a kind of flyash high-water expansion is cementing certainly
Dynamic filling system, including the first fine coal ash silo 1, the second fine coal ash silo 2, rubber solid material finished bin 6, cistern 8, horizontal mixer
14th, vertical mixer 11 and electric control system.
The first fine coal ash silo 1, the top of the second fine coal ash silo 2 are equipped with conveying pipeline and level-sensing device；The conveying
Pipeline is provided with magnetic valve and flowmeter.
The bottom of the first fine coal ash silo 1, the second fine coal ash silo 2 and rubber solid material finished bin 6 is taper, tank bottom taper
Arch-breaking funnel and electric vibrator are set at face；The bottom of the first fine coal ash silo 1 and the second fine coal ash silo 2 passes through spiral transferring
Machine is sent to be connected to the first weigher 15.
The top of the rubber solid material finished bin 6 by bucket elevator successively with ball mill 3, disintegrating machine 5 and the phase of dryer 4
Even, the bottom of the rubber solid material finished bin 6 is connected to the second weigher 9 by conveying worm.
The cistern 8 connects the 3rd weigher 10 by hydraulic pipeline, and the hydraulic pipeline is provided with water pump 7, electromagnetism
Valve and flowmeter, water pump 7, magnetic valve and the flowmeter are identical with set-up mode of the prior art, and here is omitted.
First weigher 15, the second weigher 9 and the 3rd weigher 10 connection horizontal mixer 14, it is described horizontal to stir
Mix machine 14 with vertical mixer 11 to be connected, the vertical mixer 11 is delivered to the filling slurry after stirring by filling piping 13
Filling operation face 12.
The horizontal mixer 14 is machine,massing, and the vertical mixer 11 is buffer stirrer.
The drain hole end of the horizontal mixer 14 and vertical mixer 11 is provided with pneumatic control valve and electromagnetic flowmeter.
The electric control system is the automatic control system using PLC as core, the pneumatic control valve, Electromagnetic Flow
Meter, level-sensing device, magnetic valve and flowmeter control realization to automatically adjust by PLC.
In the another embodiment of the application, there is provided a kind of preparation method of flyash high-water expansion rubber solid material, institute
The raw material for stating flyash high-water expansion rubber solid material are quick lime, blast furnace water quenching slag, sulphoaluminate cement clinker, desulfurization gypsum powder
And additive.
Wherein, additive can be early strength agent, lubricant, swelling agent etc.；It can shorten slurry by adding additive
Presetting period, beneficial to the rising of obturation early strength；The workability of slurry can be improved, rubbed when slurry is conveyed in pipeline
Wipe resistance to reduce, and slurry does not precipitate, and does not isolate, not drainage；Swelling agent in slurry can be such that slurry is produced during fixed line
Raw volumetric expansion, more effective roof supporting.
Flyash high-water expansion rubber solid material is prepared to comprise the following steps：
Step 1：After the higher blast furnace water quenching slag of water content and desulfurization gypsum powder difference drying machine drying, by siccative ratio
Blast furnace water quenching slag：Desulfurization gypsum powder=(5~8):1 addition disintegrating machine in crushed, blast furnace water quenching slag with desulfurization gypsum powder all
It is industrial solid castoff, can be acted synergistically after addition with other compositions effectively excites the activity of flyash；
Step 2：Blast furnace water quenching slag, desulfurization gypsum powder and quick lime, sulphoaluminate cement clinker, additive after will be broken
Compare blast furnace water quenching slag by siccative：Desulfurization gypsum powder：Quick lime：Sulphoaluminate cement clinker：Additive=(5~8):1：(12~
15)：3:1, which adds mixed grinding in ball mill, to specific surface area to 400 ㎡/more than kg, obtains rubber solid material.
In another embodiment of the application, there is provided a kind of cementing automatic filling technique of flyash high-water expansion, bag
Include following steps：
Step 1：Flyash in fine coal ash silo, the flyash high-water expansion rubber solid material prepared are passed through into spiral transferring respectively
Send machine to deliver to weigher weighing, filling is pumped into the 3rd weigher with water by water pump；
Step 2：Flyash after weighing, flyash high-water expansion rubber solid material and filling are added in horizontal mixer with water
Strong stirring is carried out, mixing time control can be sufficiently mixed flyash and rubber solid material in 80~120s, machine,massing；
Step 3：Slurry addition vertical mixer after strong stirring enters row buffering and stirs to obtain filling slurry, by vertical
Formula mixer is sufficiently mixed slurry, prevent slurries precipitate plugging, be easy to be sampled slurry state observation, occur extremely and
When adjustment proportioning, be easy to control filling slurry flow；
Step 4：The filled Pipeline transport of filling slurry is to filling operation face.
In another embodiment of the application, such as table 1 is matched somebody with somebody in the implementation of the cementitious matter raw material of cementitious matter production system
It is shown, by each operating process of the raw material weight ratio through above-mentioned embodiment in table 1, obtain technical parameter as described in Table 2.
Table 1 implements proportioning
Table 2 implements proportion technique parameter
The preferred embodiment of the application is the foregoing is only, is not limited to the application, for the skill of this area
For art personnel, the application can have various modifications and variations.It is all within spirit herein and principle, made any repair
Change, equivalent substitution, improvement etc., should be included within the protection domain of the application.
Claims (10)
- A kind of 1. cementing automatic filling system of flyash high-water expansion, it is characterised in that including：Rubber solid material production system, including rubber solid material finished bin, cistern and multiple fine coal ash silos, the rubber solid material finished bin and powder Coal ash storehouse is connected with weigher respectively, and the cistern is connected by inlet pipeline with weigher；Stirring system, including horizontal mixer and vertical mixer, the side of the horizontal mixer is connected with weigher, described The opposite side of horizontal mixer is connected with vertical mixer；Filling system, including filling piping and filling operation face, the filling piping is connected with vertical mixer, through vertical mixing The filled pipeline of rubber solid material after machine stirring enters filling operation face.
- 2. the cementing automatic filling system of flyash high-water expansion according to claim 1, it is characterised in that the rubber solid material Finished bin is connected with ball mill, disintegrating machine and dryer successively by bucket elevator.
- 3. the cementing automatic filling system of flyash high-water expansion according to claim 1, it is characterised in that the water inlet pipe Road is provided with water pump.
- 4. the cementing automatic filling system of flyash high-water expansion according to claim 1, it is characterised in that also include electric Control system, the electric control system is using PLC as core.
- 5. the cementing automatic filling system of flyash high-water expansion according to claim 1, it is characterised in that the rubber solid material Conveying pipeline and level-sensing device, the bottom of the rubber solid material finished bin and fine coal ash silo are equipped with the top of finished bin and fine coal ash silo It is equipped with electric vibrator.
- 6. the cementing automatic filling system of flyash high-water expansion according to claim 1, it is characterised in that described horizontal to stir The drain hole end for mixing machine and vertical mixer is provided with pneumatic control valve and electromagnetic flowmeter.
- 7. the cementing automatic filling system of flyash high-water expansion according to claim 1, it is characterised in that the rubber solid material The bottom of finished bin is connected by conveying worm with weigher.
- 8. a kind of preparation method of flyash high-water expansion rubber solid material, it is characterised in that comprise the following steps：Step 1：After blast furnace water quenching slag and desulfurization gypsum powder difference drying machine drying, matched by experiment and add in disintegrating machine Row is broken；Step 2：Blast furnace water quenching slag, desulfurization gypsum powder and quick lime, sulphoaluminate cement clinker, additive after will be broken is by examination Test proportioning and add mixed grinding in ball mill.
- 9. the flyash high-water expansion rubber solid material that preparation method according to claim 8 is obtained.
- 10. a kind of cementing automatic filling technique of flyash high-water expansion, it is characterised in that comprise the following steps：Step 1：Flyash high-water expansion rubber solid material described in flyash in fine coal ash silo, claim 9 is passed through into spiral respectively Conveyer delivers to weigher weighing, and filling is pumped into the 3rd weigher by water pump with water；Step 2：Each several part raw material after weighing is added in horizontal mixer and is stirred；Step 3：Raw material after stirring adds vertical mixer and is again stirring for obtaining filling slurry；Step 4：The filled Pipeline transport of filling slurry is to filling operation face.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710860988.2A CN107473680A (en) | 2017-09-21 | 2017-09-21 | A kind of flyash high-water expansion cementing automatic filling material, system and technique |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710860988.2A CN107473680A (en) | 2017-09-21 | 2017-09-21 | A kind of flyash high-water expansion cementing automatic filling material, system and technique |
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| CN107473680A true CN107473680A (en) | 2017-12-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112919874A (en) * | 2021-03-11 | 2021-06-08 | 北京科技大学 | Cement-based filling material containing various solid wastes and preparation method and application thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112919874A (en) * | 2021-03-11 | 2021-06-08 | 北京科技大学 | Cement-based filling material containing various solid wastes and preparation method and application thereof |
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