CN114750297A - Efficient environment-friendly dry-mixed mortar station and method - Google Patents
Efficient environment-friendly dry-mixed mortar station and method Download PDFInfo
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- CN114750297A CN114750297A CN202210359152.5A CN202210359152A CN114750297A CN 114750297 A CN114750297 A CN 114750297A CN 202210359152 A CN202210359152 A CN 202210359152A CN 114750297 A CN114750297 A CN 114750297A
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- screw conveyor
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- mixed mortar
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C9/00—General arrangement or layout of plant
- B28C9/02—General arrangement or layout of plant for producing mixtures of clay or cement with other materials
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/04—Supplying or proportioning the ingredients
- B28C7/0481—Plant for proportioning, supplying or batching
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/04—Supplying or proportioning the ingredients
- B28C7/06—Supplying the solid ingredients, e.g. by means of endless conveyors or jigging conveyors
- B28C7/10—Supplying the solid ingredients, e.g. by means of endless conveyors or jigging conveyors by means of rotary members, e.g. inclinable screws
Abstract
The invention relates to the technical field of dry-mixed mortar stations, in particular to a high-efficiency environment-friendly dry-mixed mortar station and a method. The dry-mixed mortar mixing machine comprises a cement bin, a fly ash bin, one or more sand bins, a conveying system, a metering system, a dust removal system, a control system, a dry-mixed mortar mixing host machine, a bulk feeder and a packaging stacker crane; the conveying system adopts a closed U-shaped spiral conveyor, the cement bin, the fly ash bin and one or more sand bins are connected with the metering system and the conveying system, and the conveying system is connected with the dry-mixed mortar stirring host; the dry-mixed mortar stirring host machine is connected with a bulk loading machine and a packaging stacker through a conveying system; the cement bin, the fly ash bin, one or more sand bins, the bulk feeder and the packing machine are all connected with a dust removal system; the control system is electrically connected with and controls the conveying system, the metering system, the dust removal system, the dry-mixed mortar stirring host machine, the bulk feeder and the packaging stacker crane. The device has the advantages of small occupied space, compact layout, high production process efficiency, energy conservation and environmental protection.
Description
Technical Field
The invention relates to the technical field of dry-mixed mortar stations, in particular to a high-efficiency environment-friendly dry-mixed mortar station and a method.
Background
With the continuous improvement of engineering quality, environmental protection requirements and civilized construction requirements, the defects and limitations of mortar mixing on construction sites are more and more prominent: storage sites for various raw materials including cement, sand, lime paste and the like can affect the surrounding environment; more dust can be formed in the process of stirring the mortar, and the air is polluted; the noise of stirring equipment for mixing mortar on site is usually over standard; the quality of the mortar mixed on site is unstable due to inaccurate measurement; the construction performance of mixing mortar on site is poor, mechanical construction is difficult, operation is time-consuming and labor-consuming, more ash is dropped, waste is large, and quality accidents such as cracking and peeling of plastering mortar, leakage of waterproof mortar and the like are more; the in-situ mixed mortar has single variety and can not meet different requirements of various novel building materials on the mortar, for example, the novel wall materials encouraged by the state, such as concrete hollow blocks, aerated concrete blocks, sand-lime bricks, ceramsite concrete hollow blocks, flyash bricks and the like, and the in-situ mixed mortar has a limited mixing ratio for a long time, namely cement mortar, cement lime mortar and the like, and can not be adapted to the use requirements of the novel wall materials. Therefore, dry-mixed mortar stations are produced.
However, the existing dry-mixed mortar station mainly adopts a belt conveyor and a bucket elevator to transport materials and finished products in the conveying process, so that the layout is not compact, the occupied space is large, the production efficiency is low, the sealing is difficult, and the environmental pollution is great.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the high-efficiency environment-friendly dry-mixed mortar station and the method thereof, all materials and finished products are conveyed in a closed manner by adopting a U-shaped screw machine, the occupied space is small, and the layout is compact; the production process has high efficiency, energy conservation and environmental protection.
In order to achieve the purpose, the invention adopts the following technical scheme:
an efficient environment-friendly dry-mixed mortar station comprises a cement bin, a fly ash bin, one or more sand bins, a conveying system, a metering system, a dedusting system, a control system, a dry-mixed mortar stirring host machine, a bulk feeder and a packaging stacker crane; the conveying system adopts a closed U-shaped spiral conveyor, the cement bin, the fly ash bin and one or more sand bins are connected with the metering system and the conveying system, and the conveying system is connected with the dry-mixed mortar stirring host; the dry-mixed mortar stirring host machine is connected with a bulk loading machine and a packaging stacker through a conveying system; the cement bin, the fly ash bin, one or more sand bins, the bulk feeder and the packing machine are all connected with a dust removal system; the control system is electrically connected with and controls the conveying system, the metering system, the dust removal system, the dry-mixed mortar stirring host machine, the bulk feeder and the packaging stacker crane.
The conveying system comprises a first spiral conveyor to a ninth spiral conveyor; one or more sand bins are connected with a third screw conveyor, the third screw conveyor is connected with a fourth screw conveyor, the cement bin is connected with a first screw conveyor, the first screw conveyor is connected with the fourth screw conveyor, the fly ash bin is connected with a second screw conveyor, and the second screw conveyor is connected with the fourth screw conveyor.
And the fourth screw conveyor, the fifth screw conveyor and the sixth screw conveyor are sequentially connected, and the sixth screw conveyor is connected with an inlet of a dry-mixed mortar stirring main machine.
An outlet of the dry-mixed mortar stirring main machine is connected with a seventh spiral conveyor, the seventh spiral conveyor is connected with an eighth spiral conveyor, and the eighth spiral conveyor is connected with a pneumatic three-way valve; one outlet of the pneumatic three-way valve is connected with a ninth screw conveyor, and the ninth screw conveyor is connected with a bulk feeder; the other outlet of the pneumatic three-way valve is connected with the packaging machine.
The U-shaped spiral conveyor is a spiral conveyor without a middle hanging shaft, the spiral blades are made of high-abrasion-resistant alloy plates, and polyurethane abrasion-resistant plates are embedded in the U-shaped spiral grooves.
The metering system comprises a sand scale, a cement scale, a fly ash scale and a micro-scale; the sand scale is arranged below the sand bin, the cement scale is connected with the cement bin, and the fly ash scale is connected with the fly ash bin.
The dust removal system comprises a first dust remover, a dust hood, a second dust remover and a third dust remover, wherein the first dust remover is connected with a dust hood pipeline, the dust hood is covered above the sand bin and around the sand scale, the second dust remover is connected with the cement bin and the fly ash bin through pipelines, and the third dust remover is connected with the bulk feeder and the packing machine.
The cement bin, the fly ash bin and the sand bin are all provided with discharge doors, the discharge doors are opened and closed through air cylinders, and the air cylinders are electrically connected with a PLC (programmable logic controller) of the control system through electromagnetic valves.
And the first screw conveyor to the ninth screw conveyor are electrically connected with a PLC (programmable logic controller) of the control system.
Sand balance, cement balance, fly ash balance all are equipped with the valve with little weigher, and the valve passes through the solenoid valve and links to each other with control system's PLC programmable controller electrical property.
A production method of efficient and environment-friendly dry-mixed mortar is characterized in that a dry-mixed mortar station adopts a periodic production mode, each production period is 3-6 minutes according to different formulas, the output per hour is 30-60 tons, and the process flow specifically comprises the following steps:
1) one or more specifications of dry sand are respectively put into corresponding sand bins through a forklift, and a control system controls discharge doors of the sand bins to discharge the dry sand according to a formula proportion and respectively measures the dry sand through a sand scale; the metered dry sand enters a third screw conveyor, is conveyed into a fourth screw conveyor by the third screw conveyor, is conveyed into a fifth screw conveyor and a sixth screw conveyor by the fourth screw conveyor, and enters a dry-mixed mortar stirring main machine;
2) Cement and fly ash are respectively thrown into a corresponding cement bin and a corresponding fly ash bin by a bulk tanker, a control system respectively controls a first screw conveyor and a second screw conveyor to discharge materials to a cement scale and a fly ash scale according to a formula proportion, the metered cement and fly ash respectively enter a fourth screw conveyor through valves, and are premixed with sand materials in the fourth screw conveyor, and for the requirement of an additive formula, a micro-metering scale is started, and the additive is simultaneously put into the fourth screw conveyor, then is sent into a fifth screw conveyor and a sixth screw conveyor through the fourth screw conveyor, and enters a dry-mixed mortar stirring host;
3) after all the ingredients enter the dry-mixed mortar stirring main machine, the main machine starts stirring, and each material starts a metering and ingredient program of the next period; after the stirring time reaches a set time, putting the finished product mortar in the main machine into a discharge hopper, and starting the next feeding and stirring period by the main machine; finished mortar in the discharge hopper enters an eighth screw conveyor through a seventh screw conveyor, then is conveyed into a ninth screw conveyor through a pneumatic three-way valve, and is fed into a bulk tank truck through a bulk feeder and conveyed to a construction site; or enter the packaging machine to bag, pile up neatly for use after passing through the pneumatic three-way valve, finish a complete cycle until this time completely;
4) In the process, the sand silo feeding bin and the metering scale are processed in a semi-closed mode, only the side face of the forklift feeding on the upper portion of the sand silo is left to be of a transparent curtain type structure, the closed side face and the top face both introduce dust generated in the forklift feeding and metering processes into the first dust remover through the pipeline for processing, and the recovered dust returns to the third spiral conveyor in the system through the ash removal spiral for reuse, so that secondary pollution is avoided;
dust generated during the material beating of the cement bin and the fly ash bin is recycled by the second dust remover and returns to the fourth spiral conveyor through the ash removal spiral;
a third dust remover is arranged at the outlet, the packaging part and the bulk part of the finished product mortar, and the recovered dust is returned to the finished product material in the eighth screw conveyor through the ash removal screw;
the dry-mixed mortar stirring main machine and the screw conveyer for conveying materials are both provided with the breathing holes and the filter bags, so that the balance of the internal pressure and the external pressure of the system is ensured, and the rest of the whole production process is closed production without dust.
Compared with the prior art, the invention has the beneficial effects that:
1. because all materials and finished products are conveyed in a closed manner by the U-shaped screw machine, the overall height of the production equipment is greatly reduced, the volume is small, the structure is simple, and the maintenance is convenient.
2. The invention has flexible layout, can be arranged in a plant because all the mortar station production equipment is low in height, and can be rearranged according to the shape and the size of the plant. Can rotate at any angle at the inlet or outlet of any spiral conveyor.
3. The U-shaped screw machine provided by the invention has no middle hanging shaft, the screw blade is made of a high-wear-resistant alloy steel plate, and the polyurethane wear-resistant plate is embedded in the U-shaped spiral groove, so that the friction coefficient is reduced, the service life and the reliability of the equipment are improved, and the energy consumption is reduced.
4. The invention greatly reduces the pollution to the environment, adopts semi-closed treatment at the sand feeding bin and the metering scale, only the side surface of the forklift feeding at the upper part of the sand bin is left as a transparent curtain structure, the closed side surface and the top surface introduce the dust generated in the forklift feeding and metering process into the dust remover for treatment through pipelines, and the recovered dust returns to the system for utilization through the ash removing screw without generating secondary pollution. And dust collectors are arranged at two parts of an outlet of finished mortar, a package and a bulk position, which are easy to generate dust, and the recovered dust is directly returned to finished mortar. The rest of the whole production process is closed production, and no dust is generated.
5. The invention has high production efficiency, and because the finished mortar material is continuously collided and stirred in the conveying process in the U-shaped screw conveyer, the stirring time of the stirring main machine can be shortened by 1/3, and the production rate can be improved by 20-30%.
Drawings
FIG. 1 is a front view of the present invention in a schematic configuration;
FIG. 2 is a schematic top view of the in-line arrangement of the present invention;
FIG. 3 is a schematic top view of an L-shaped arrangement of the present invention;
FIG. 4 is a schematic view of a process flow of the present invention;
FIG. 5 is a block diagram of the process of the present invention.
In the figure: 1-first sand silo 101-first discharge gate 102-first pneumatic butterfly valve 103-first sand scale 2-second sand silo 201-second discharge gate 202-second pneumatic butterfly valve 203-second sand scale 3-suction hood 301-first dust remover 4-fly ash scale 401-third pneumatic butterfly valve 5-cement scale 501-fourth pneumatic butterfly valve 6-micro metering scale 7-fly ash silo 8-first screw conveyor 9-second dust remover 10-second screw conveyor 11-cement silo 12-third screw conveyor 13-fourth screw conveyor 14-fifth screw conveyor 15-sixth screw conveyor 16-dry mixed mortar stirring host 17-discharge hopper 18-seventh screw conveyor 19-eighth screw conveyor 20 Packer 21, bulk tanker 22, ninth screw conveyor 23, bulk feeder 24, pneumatic three-way valve 25, packing stacker 26, third dust remover
Detailed Description
The invention is further described below with reference to the accompanying drawings:
[ examples ] A
As shown in fig. 1-5, an efficient environment-friendly dry-mixed mortar station comprises a first mortar bin 1, a second mortar bin 2, fly ash 7, a cement bin 11, a conveying system, a metering system, a dedusting system, a control system, a dry-mixed mortar stirring main machine 16, a bulk feeder 23, a packaging machine 20 and a packaging stacker 25.
The conveying system includes a first screw conveyor 8, a second screw conveyor 10, a third screw conveyor 12, a fourth screw conveyor 13, a fifth screw conveyor 14, a sixth screw conveyor 15, a seventh screw conveyor 18, an eighth screw conveyor 19, and a ninth screw conveyor 22. The spiral conveyors have the same structure and adopt U-shaped spiral conveyors which are existing products. A U-shaped screw conveyor without a middle hanging shaft is adopted, a helical blade is made of a high-wear-resistance alloy plate, and a polyurethane wear-resistance plate is embedded in a U-shaped helical groove. The friction coefficient is reduced, the service life and the reliability of the equipment are improved, and the energy consumption is reduced.
The metering system comprises a first sand scale 103, a second sand scale 203, a fly ash scale 4, a cement scale 5 and a micro-metering scale 6.
The dust removing system comprises a first dust remover 301, a second dust remover 9, a third dust remover 26 and a dust hood 3. The control system is provided with a PLC programmable controller.
First sand balance 103 is located the first discharge door 101 below of first sand silo 1, and first discharge door 101 is equipped with solenoid valve and cylinder, and opening and closure of the first discharge door 101 of cylinder control, solenoid valve and PLC programmable controller electrical property link to each other. The first sand scale 103 is connected with the third screw conveyer 12 through a pipeline, and a first pneumatic butterfly valve 102 is arranged on the connected pipeline.
Second sand balance 203 is located the second of second sand silo 2 and unloads bin gate 201 below, and second unloads bin gate 201 and is equipped with solenoid valve and cylinder, and opening and closure of bin gate 201 are unloaded to the cylinder control second, and the solenoid valve links to each other with PLC programmable controller electrical property. The second sand scale 203 is connected with the third screw conveyer 12 by a pipeline, and a second pneumatic butterfly valve 202 is arranged on the connected pipeline.
The cement bin 11 is connected with the cement scale 5 through the first screw conveyer 8, the cement scale 5 is connected with the fourth screw conveyer 13 through a pipeline, and a fourth pneumatic butterfly valve 501 is arranged on the pipeline. The fly ash bin 7 is connected with the fly ash scale 4 through a second screw conveyor 10, the fly ash scale 4 is connected with a fourth screw conveyor 13 through a pipeline, and a third pneumatic butterfly valve 401 is arranged on the connected pipeline. The first pneumatic butterfly valve 102, the second pneumatic butterfly valve 202, the third pneumatic butterfly valve 401 and the fourth pneumatic butterfly valve 501 are electrically connected with a PLC (programmable logic controller), and the PLC controls the valves to be opened and closed.
The micro-scale 6 is connected to a fourth screw conveyor 13. The fourth screw conveyor 13, the fifth screw conveyor 14 and the sixth screw conveyor 15 are sequentially connected end to end from right to left, and a discharge port of the sixth screw conveyor 15 is connected with a dry-mixed mortar stirring main machine 16.
The first dust collector 301, the second dust collector 9, the third dust collector 26, the packaging machine 20, the packaging and stacking machine 25, the dry-mixed mortar stirring host machine 16, the micro-metering scale 6, the first sand scale 103, the second sand scale 203, the cement scale 5 and the fly ash scale 4 are electrically connected with the PLC. The control room of the control system is located adjacent the bulk tanker 21.
An outlet of the dry-mixed mortar stirring main machine 16 is connected with a seventh screw conveyor 18 through a discharge hopper 17, the seventh screw conveyor 18 is connected with an eighth screw conveyor 19, the eighth screw conveyor 19 is connected with a pneumatic three-way valve 24, one outlet of the pneumatic three-way valve 24 is connected with a ninth screw conveyor 22, and the ninth screw conveyor 22 is connected with a bulk tanker 21 through a bulk feeder 23. The other outlet of the pneumatic three-way valve 24 is connected to the packaging machine 20, and the packaging machine 20 is connected to the packaging palletizer 25.
The dust hood 3 covers above the first sand silo 1 and the second sand silo 2 and around the sand scale, and the dust hood 3 is connected with the first dust collector 301 through a pipeline. The second dust collector 9 is connected with the cement bin 11 and the fly ash bin 7 through pipelines, and the third dust collector 26 is connected with the bulk feeder 23 and the packing machine 20 through pipelines.
The equipment plane is arranged and can be flexibly arranged according to the site, and the production equipment of all mortar stations is low in height, so that the equipment plane can be arranged in a factory building and can be arranged again according to the shape and size of the factory building. The spiral conveyer can rotate at any angle at the inlet or the outlet of any spiral conveyer to form a new partial form. As shown in fig. 2, a straight layout. As shown in fig. 3, the structure is more compact because of the L-shaped layout of the seventh screw conveyor 18 with 90 ° rotation at the inlet center, i.e. the center of the discharge hopper.
A production method of efficient and environment-friendly dry-mixed mortar is characterized in that a dry-mixed mortar station adopts a periodic production mode, each production period is 3-6 minutes according to different formulas, the output per hour is 30-60 tons, and the process flow specifically comprises the following steps:
1) one or more specifications of dry sand are respectively put into corresponding sand bins through a forklift, and a control system controls discharge doors of the sand bins to discharge the dry sand according to a formula proportion and respectively measures the dry sand through a sand scale; the metered dry sand enters a third screw conveyor 12, is conveyed into a fourth screw conveyor 13 by the third screw conveyor 12, is conveyed into a fifth screw conveyor 14 and a sixth screw conveyor 15 by the fourth screw conveyor 13, and enters a dry-mixed mortar stirring main machine 16.
2) Cement and fly ash are respectively thrown into a corresponding cement bin 11 and a corresponding fly ash bin 7 by a bulk tanker, a control system respectively controls a first spiral conveyor 8 and a second spiral conveyor 10 to discharge materials to a cement scale 5 and a fly ash scale 4 according to a formula proportion, the metered cement and fly ash respectively enter a fourth spiral conveyor 13 through a fourth pneumatic butterfly valve 501 and a third pneumatic butterfly valve 401, and are premixed with sand materials in the fourth spiral conveyor 13, a micro-metering scale 6 is started for the requirement of an additive formula, and an additive is simultaneously put into the fourth spiral conveyor 13, then is sent into a fifth spiral conveyor 14 and a sixth spiral conveyor 15 through the fourth spiral conveyor 13, and enters a dry-mixed mortar stirring host machine 16.
3) After all the ingredients enter the dry-mixed mortar stirring main machine 16, the main machine starts stirring, and each material starts a metering and ingredient program of the next period; after the stirring reaches the set time, putting the finished product mortar in the main machine into a discharge hopper 17, and starting the next feeding and stirring period by the main machine; finished mortar in the discharge hopper 17 enters an eighth screw conveyor 19 through a seventh screw conveyor 18, enters a ninth screw conveyor 22 through a pneumatic three-way valve, and is fed to a bulk tanker 21 through a bulk feeder 23 to be transported to a construction site; or enters the packaging machine 20 through the pneumatic three-way valve 24 for bagging and stacking by the packaging stacker 25 for standby, and a complete cycle is completed.
4) In the process, the sand bin feeding and the metering scale are processed in a semi-closed mode, only the side face of the forklift feeding on the upper portion of the sand bin is left to be of a transparent curtain type structure, the closed side face and the top face both introduce dust generated in the forklift feeding and metering process into the first dust remover 301 through a pipeline for processing, and the recovered dust returns to the third spiral conveyor 12 in the system through the ash removal spiral for reuse, so that secondary pollution is avoided;
dust generated during the material beating of the cement bin 11 and the fly ash bin 7 is recycled by the second dust remover 9 and returns to the fourth screw conveyer 13 through the ash removal screw;
a third dust remover 26 is arranged at the outlet, package and bulk positions of the finished product mortar, and the recycled dust is returned to the finished product material in the eighth screw conveyor 19 through an ash removal screw;
the dry-mixed mortar stirring main machine 16 and the screw conveyer for conveying materials are provided with a breathing hole and a filter bag, so that the balance of the internal pressure and the external pressure of the system is ensured, and the rest of the whole production process is closed production without dust.
Because all materials and finished products are conveyed in a closed manner by the U-shaped screw machine, the overall height of the production equipment is greatly reduced, the volume is small, the structure is simple, and the maintenance is convenient. The invention has flexible layout, can be arranged in a plant because all the production equipment of the mortar station has low height, and can be rearranged according to the shape and the size of the plant. Can rotate at any angle at the inlet or outlet of any spiral conveyor. The invention greatly reduces the pollution to the environment, adopts semi-closed treatment at the sand feeding bin and the metering scale, and adopts closed production in the whole production process without dust. The invention has high production efficiency, and because the finished mortar material is continuously collided and stirred in the conveying process in the U-shaped screw conveyer, the stirring time of the stirring main machine can be shortened by 1/3, and the production rate can be improved by 20-30%.
The above embodiments are implemented on the premise of the technical solution of the present invention, and detailed embodiments and specific operation procedures are given, but the scope of the present invention is not limited to the above embodiments. The methods used in the above examples are conventional methods unless otherwise specified.
Claims (9)
1. The utility model provides a high efficiency environment-friendly dry-mixed mortar station, includes cement bin, fly ash storehouse, one or more sand silo which characterized in that: the system also comprises a conveying system, a metering system, a dust removal system, a control system, a dry-mixed mortar stirring host machine, a bulk feeder and a packaging machine; the conveying system adopts a closed U-shaped spiral conveyor, the cement bin, the fly ash bin and one or more sand bins are connected with the metering system and the conveying system, and the conveying system is connected with the dry-mixed mortar stirring host; the dry-mixed mortar stirring host machine is connected with a bulk loading machine and a packaging machine through a conveying system; the cement bin, the fly ash bin, one or more sand bins, the bulk feeder and the packing machine are all connected with a dust removal system; the control system is electrically connected with and controls the conveying system, the metering system, the dust removal system, the dry-mixed mortar stirring host machine, the bulk loading machine and the packaging machine.
2. The high-efficiency environment-friendly dry-mixed mortar station as claimed in claim 1, wherein: the conveying system comprises a first spiral conveyor to a ninth spiral conveyor; one or more sand bins are connected with a third screw conveyor, the third screw conveyor is connected with a fourth screw conveyor, the cement bin is connected with the first screw conveyor, the first screw conveyor is connected with the fourth screw conveyor, the fly ash bin is connected with a second screw conveyor, and the second screw conveyor is connected with the fourth screw conveyor;
The fourth screw conveyor, the fifth screw conveyor and the sixth screw conveyor are sequentially connected, and the sixth screw conveyor is connected with an inlet of a dry-mixed mortar stirring main machine;
an outlet of the dry-mixed mortar stirring main machine is connected with a seventh spiral conveyor, the seventh spiral conveyor is connected with an eighth spiral conveyor, and the eighth spiral conveyor is connected with a pneumatic three-way valve; one outlet of the pneumatic three-way valve is connected with a ninth screw conveyor, and the ninth screw conveyor is connected with a bulk tank truck through a bulk feeder; the other outlet of the pneumatic three-way valve is connected with the packaging machine.
3. The high-efficiency environment-friendly dry-mixed mortar station according to claim 1, characterized in that: the U-shaped spiral conveyor is a spiral conveyor without a middle hanging shaft, the spiral blades are made of high-abrasion-resistant alloy plates, and polyurethane abrasion-resistant plates are embedded in the U-shaped spiral grooves.
4. The high-efficiency environment-friendly dry-mixed mortar station according to claim 1, characterized in that: the metering system comprises a sand scale, a cement scale, a fly ash scale and a micro-scale; the sand scale is arranged below the sand bin, the cement scale is connected with the cement bin, and the fly ash scale is connected with the fly ash bin.
5. The high-efficiency environment-friendly dry-mixed mortar station as claimed in claim 1, wherein: the dust removal system comprises a first dust remover, a dust hood, a second dust remover and a third dust remover, wherein the first dust remover is connected with a dust hood pipeline, the dust hood is covered above a sand bin and around a sand scale, the second dust remover is connected with a cement bin and a fly ash bin through pipelines, and the third dust remover is connected with a bulk feeder and a packing machine.
6. The high-efficiency environment-friendly dry-mixed mortar station according to claim 1, characterized in that: cement bin, fly ash storehouse, sand silo all are equipped with the discharge door, and the discharge door is opened and is closed through the cylinder, and the cylinder passes through the solenoid valve and links to each other with control system's PLC programmable controller electrical property.
7. The high-efficiency environment-friendly dry-mixed mortar station as claimed in claim 2, wherein: and the first screw conveyor to the ninth screw conveyor are electrically connected with a PLC (programmable logic controller) of the control system.
8. The high-efficiency environment-friendly dry-mixed mortar station as claimed in claim 4, wherein: sand balance, cement balance, fly ash balance all are equipped with the valve with little weigher, and the valve passes through the solenoid valve and links to each other with control system's PLC programmable controller electrical property.
9. The method for the efficient and environment-friendly dry-mixed mortar station according to any one of claims 1 to 8, wherein the dry-mixed mortar station is in a periodic production mode, each production period is 3 to 6 minutes according to different formulas, the output per hour is 30 to 60 tons, and the process flow specifically comprises the following steps:
1) one or more specifications of dry sand are respectively put into corresponding sand bins through a forklift, and a control system controls discharge doors of the sand bins to discharge the dry sand according to a formula proportion and respectively measures the dry sand through a sand scale; the metered dry sand enters a third screw conveyor, is conveyed into a fourth screw conveyor by the third screw conveyor, is conveyed into a fifth screw conveyor and a sixth screw conveyor by the fourth screw conveyor, and enters a dry-mixed mortar stirring main machine;
2) Cement and fly ash are respectively thrown into a corresponding cement bin and a corresponding fly ash bin by a bulk tanker, a control system respectively controls a first screw conveyor and a second screw conveyor to discharge materials to a cement scale and a fly ash scale according to a formula proportion, the metered cement and fly ash respectively enter a fourth screw conveyor through valves, and are premixed with sand materials in the fourth screw conveyor, and for the requirement of an additive formula, a micro-metering scale is started, and the additive is simultaneously put into the fourth screw conveyor, then is sent into a fifth screw conveyor and a sixth screw conveyor through the fourth screw conveyor, and enters a dry-mixed mortar stirring host;
3) after all the ingredients enter the dry-mixed mortar stirring main machine, the main machine starts stirring, and each material starts a metering and ingredient program of the next period; after the stirring reaches the set time, putting the finished product mortar in the main machine into a discharge hopper, and starting the next feeding and stirring period by the main machine; finished mortar in the discharge hopper enters an eighth screw conveyor through a seventh screw conveyor, then is conveyed into a ninth screw conveyor through a pneumatic three-way valve, and is fed into a bulk tanker through a bulk feeder and conveyed to a construction site; or the materials enter a packing machine for bagging and stacking for standby after passing through a pneumatic three-way valve, so that a complete cycle is completed completely;
4) In the process, the sand bin feeding and the metering scale are processed in a semi-closed mode, only the side face of the forklift feeding on the upper portion of the sand bin is left to be of a transparent curtain type structure, the closed side face and the top face are used for introducing dust generated in the forklift feeding and metering process into a first dust remover through a pipeline for processing, the recovered dust returns to a third spiral conveyor in the system through an ash removal spiral for reuse, and secondary pollution is avoided;
dust generated during the material beating of the cement bin and the fly ash bin is recovered by the second dust remover and returns to the fourth screw conveyer through the ash removal screw;
a third dust remover is arranged at an outlet, a packaging part and a bulk part of the finished product mortar, and the recovered dust is returned to the finished product material in the eighth screw conveyor through the ash removal screw;
the dry-mixed mortar stirring main machine and the screw conveyer for conveying materials are both provided with the breathing holes and the filter bags, so that the balance of the internal pressure and the external pressure of the system is ensured, and the rest of the whole production process is closed production without dust.
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU12069U1 (en) * | 1999-03-23 | 1999-12-16 | Кимаев Анатолий Петрович | MINI-PLANT FOR THE PRODUCTION OF DRY CONSTRUCTION MIXTURES |
| CN102431094A (en) * | 2011-10-24 | 2012-05-02 | 中联重科股份有限公司 | Dry-mixed mortar production system and production method as well as finished product discharging system |
| CN203158718U (en) * | 2012-12-14 | 2013-08-28 | 三一重工股份有限公司 | Screw conveyer |
| CN103537469A (en) * | 2013-10-11 | 2014-01-29 | 徐州徐工施维英机械有限公司 | Dust removal system of dry-mixed mortar mixing station |
| CN209466458U (en) * | 2018-10-09 | 2019-10-08 | 湖北恒福节能科技有限公司 | A kind of pulping device of environmental protection and energy saving dry-mixed mortar |
| CN210389683U (en) * | 2018-10-23 | 2020-04-24 | 广东凯恩德环保建材有限公司 | Dry powder mortar production line |
| CN213943023U (en) * | 2020-12-03 | 2021-08-13 | 郑州鼎力新能源设备有限公司 | Mixture production equipment |
-
2022
- 2022-04-07 CN CN202210359152.5A patent/CN114750297A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU12069U1 (en) * | 1999-03-23 | 1999-12-16 | Кимаев Анатолий Петрович | MINI-PLANT FOR THE PRODUCTION OF DRY CONSTRUCTION MIXTURES |
| CN102431094A (en) * | 2011-10-24 | 2012-05-02 | 中联重科股份有限公司 | Dry-mixed mortar production system and production method as well as finished product discharging system |
| CN203158718U (en) * | 2012-12-14 | 2013-08-28 | 三一重工股份有限公司 | Screw conveyer |
| CN103537469A (en) * | 2013-10-11 | 2014-01-29 | 徐州徐工施维英机械有限公司 | Dust removal system of dry-mixed mortar mixing station |
| CN209466458U (en) * | 2018-10-09 | 2019-10-08 | 湖北恒福节能科技有限公司 | A kind of pulping device of environmental protection and energy saving dry-mixed mortar |
| CN210389683U (en) * | 2018-10-23 | 2020-04-24 | 广东凯恩德环保建材有限公司 | Dry powder mortar production line |
| CN213943023U (en) * | 2020-12-03 | 2021-08-13 | 郑州鼎力新能源设备有限公司 | Mixture production equipment |
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