CN217372877U

CN217372877U - Environment-friendly dry-mixed mortar station material loading measurement and conveying system

Info

Publication number: CN217372877U
Application number: CN202220796344.8U
Authority: CN
Inventors: 齐兴泽; 项世平; 王日东
Original assignee: Liaoning Hainuo Heavy Industry Co ltd
Current assignee: Liaoning Hainuo Heavy Industry Co ltd
Priority date: 2022-04-07
Filing date: 2022-04-07
Publication date: 2022-09-06
Anticipated expiration: 2032-04-07

Abstract

The utility model relates to a dry-mixed mortar station technical field especially relates to an environment-friendly dry-mixed mortar station material loading measurement and conveying system. The dry-mixed mortar mixing device comprises a cement bin, a fly ash bin, one or more sand bins, a screw conveyor, a metering system, a first dust remover, a second dust remover, a dust hood and a dry-mixed mortar mixing host machine; the spiral conveyer is a closed U-shaped spiral conveyer, the cement bin, the fly ash bin and one or more sand bins are connected with the dry-mixed mortar stirring host machine through the spiral conveyer, and cement, fly ash and dry sand are weighed by the metering system and then are sent into the dry-mixed mortar stirring host machine through the spiral conveyer; the dust hood covers the sand bin and the periphery of the sand scale, the dust hood is connected with the first dust remover, and the second dust remover is connected with the cement bin and the fly ash bin. All materials and finished products are conveyed in a closed manner by adopting a U-shaped screw machine, so that the production efficiency is high, and the conveying device is energy-saving and environment-friendly.

Description

Environment-friendly dry-mixed mortar station material loading measurement and conveying system

Technical Field

The utility model relates to a dry-mixed mortar station technical field especially relates to an environment-friendly dry-mixed mortar station material loading measurement and conveying system.

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; during the process of mixing mortar, a lot of dust can be formed to pollute air; 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 falls, 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, such as novel wall materials encouraged by the state, namely concrete hollow blocks, aerated concrete blocks, lime-sand bricks, ceramsite concrete hollow blocks, fly ash bricks and the like, and the in-situ mixed mortar has a limited mix proportion 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. Thus, dry-mixed mortar stations are in operation.

However, the material and finished product conveying process of the existing dry-mixed mortar station feeding metering and conveying system mainly adopts a belt conveyor and a bucket elevator for conveying, and has the disadvantages of not compact layout, large occupied space, low production efficiency, difficult sealing and great pollution to the environment.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of prior art, the utility model provides an environment-friendly dry-mixed mortar station material loading measurement and conveying system, whole materials and finished product are carried and all are adopted U type screw to carry out closed transport, and production efficiency is high, and is energy-concerving and environment-protective.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an environment-friendly dry-mixed mortar station feeding metering and conveying system comprises a cement bin, a fly ash bin, one or more sand bins, a spiral conveyor, a metering system, a first dust remover, a second dust remover, a dust hood and a dry-mixed mortar stirring host machine; the spiral conveyer is a closed U-shaped spiral conveyer, the cement bin, the fly ash bin and one or more sand bins are connected with the dry-mixed mortar stirring host machine through the spiral conveyer, and cement, fly ash and dry sand are weighed by the metering system and then are sent into the dry-mixed mortar stirring host machine through the spiral conveyer; the dust hood covers the sand bin and the periphery of the sand scale, the dust hood is connected with the first dust remover, and the second dust remover is connected with the cement bin and the fly ash bin.

The conveying system comprises a first spiral conveyor to a sixth 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.

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 sand silo bottom is equipped with the discharge gate, and the discharge gate articulates at the sand silo discharge opening, and the discharge gate links to each other with the cylinder, and the cylinder passes through the flexible discharge gate switching that drives of solenoid valve control.

Compared with the prior art, the beneficial effects of the utility model are that:

1. because the utility model discloses whole material and finished product transportation process all adopt U type screw machine to carry out closed transport, its production facility overall height greatly reduced, small, simple structure, the maintenance of being convenient for.

2. The utility model discloses U type screw machine does not have middle hanging shaft, and helical blade adopts the high abrasion alloy steel sheet, inlays the wear-resisting board of polyurethane in the U type helicla flute, reduces coefficient of friction, improve equipment life and reliability, reduce energy consumption.

3. The utility model discloses be equipped with dust pelletizing system, cement bin, fine coal ash storehouse, sand silo all are equipped with the dust remover. The production process is closed production and no dust is generated.

4. The utility model discloses production efficiency is high, because mortar finished product material is in U type spiral shell internal transport process, collision and stirring constantly, so 1/3 can be shortened to the churning time of stirring the host computer, and productivity ratio can improve 20% ~ 30%.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a schematic top view of the present invention;

fig. 3 is a partially enlarged view of fig. 1.

In the figure: 1-a first sand silo 101-a first discharge door 102-a first pneumatic butterfly valve 103-a first sand scale 2-a second sand silo 201-a second discharge door 202-a second pneumatic butterfly valve 203-a second sand scale 3-a suction hood 301-a first dust collector 4-a fly ash scale 401-a third pneumatic butterfly valve 5-a cement scale 501-a fourth pneumatic butterfly valve 6-a micro-metering scale 7-a fly ash silo 8-a first screw conveyor 9-a second dust collector 10-a second screw conveyor 11-a cement silo 12-a third screw conveyor 13-a fourth screw conveyor 14-a fifth screw conveyor 15-a sixth screw conveyor 16-a dry-mixed mortar stirring host 17-a discharge hopper.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings:

[ examples ] A

As shown in fig. 1-3, an environment-friendly dry-mixed mortar station feeding metering and conveying system includes a first sand silo 1, a second sand silo 2, fly ash 7, a cement silo 11, a dry-mixed mortar stirring host machine 16, 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 first sand scale 103, a second sand scale 203, a fly ash scale 4, a cement scale 5, a micro-scale 6, a first dust remover 301, a second dust remover 9 and a dust hood 3.

The spiral conveyors have the same structure and adopt U-shaped spiral conveyors, and the U-shaped spiral conveyors are existing products. A U-shaped screw conveyer without a middle hanging shaft is adopted, a helical blade is made of a high-wear-resistant alloy plate, and a polyurethane wear-resistant 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.

1 bottom in first sand silo is equipped with first discharge door 101, and first discharge door 101 articulates at the sand silo discharge opening, and the cylinder links to each other with first discharge door 101, and the cylinder is flexible drives opening and closing of first discharge door 101. The first sand scale 103 is positioned below the first discharge door 101 of the first sand silo 1, 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.

2 bottoms in second sand silo are equipped with second discharge door 201, and second discharge door 201 articulates at the sand silo discharge opening, and the cylinder links to each other with second discharge door 201, and the cylinder is flexible drives opening and closing of second discharge door 201. The second sand scale 203 is positioned below the second discharge door 201 of the second sand silo 4, the second sand scale 203 is connected with the third screw conveyer 12 through 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 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 dust hood 3 covers above the first sand silo 1 and the second sand silo 2, 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.

The mortar station that mixes futilely is periodic production mode, and is different according to the prescription, every production cycle in 3 ~ 6 minutes, and output is at 30 ~ 60 tons every hour, the utility model discloses theory of operation specifically includes with the working process:

1) one or more specifications of dry sand are respectively put into corresponding sand bins through a forklift, the discharge of discharge doors of the sand bins is controlled according to the formula proportion, and the dry sand is respectively measured 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 first spiral conveyor 8 and a second spiral conveyor 10 are respectively controlled 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 the 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 the ingredients start the metering and ingredient program of the next period; after the stirring time reaches the set time, the finished mortar in the main machine is put into the discharge hopper 17, and the main machine starts the next feeding and stirring period.

4) In the process, the sand bin feeding and metering scales 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 the first dust remover 301 through a pipeline for processing, the recycled dust returns to the third screw conveyor 12 in the system through the ash removal screw for recycling, and secondary pollution is avoided.

The dust generated during the material-mixing in the cement silo 11 and the fly ash silo 7 is recovered by the second dust collector 9 and returned to the fourth screw conveyor 13 by the ash-removing screw.

The dry-mixed mortar stirring main machine 16 and the screw conveyer for conveying materials are 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.

Because the utility model discloses whole material and finished product transportation process all adopt U type screw machine to carry out closed transport, its production facility overall height greatly reduced, small, simple structure, the maintenance of being convenient for. The utility model discloses U type screw machine does not have middle hanger shaft, and helical blade adopts the high abrasion alloy steel sheet, inlays the wear-resisting board of polyurethane in the U type helicla flute, reduces coefficient of friction, improve equipment life and reliability, reduce energy resource consumption. The utility model discloses be equipped with dust pelletizing system, cement bin 11, fine coal ash storehouse 7, sand silo all are equipped with the dust remover. The production process is closed production and no dust is generated.

The utility model discloses production efficiency is high, because mortar finished product material is in U type spiral shell internal transport process, collision and stirring constantly, so 1/3 can be shortened to the churning time of stirring the host computer, and productivity ratio can improve 20% ~ 30%.

The above embodiments are implemented on the premise of the technical solution of the present invention, and detailed implementation and specific operation processes are given, but the protection 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

1. The utility model provides an environment-friendly dry-mixed mortar station material loading measurement and conveying system which characterized in that: the dry-mixed mortar mixing device comprises a cement bin, a fly ash bin, one or more sand bins, a screw conveyor, a metering system, a first dust remover, a second dust remover, a dust hood and a dry-mixed mortar mixing host machine; the spiral conveyer is a closed U-shaped spiral conveyer, the cement bin, the fly ash bin and one or more sand bins are connected with the dry-mixed mortar stirring host machine through the spiral conveyer, and cement, fly ash and dry sand are weighed by the metering system and then are sent into the dry-mixed mortar stirring host machine through the spiral conveyer; the dust hood covers the sand bin and the periphery of the sand scale, the dust hood is connected with the first dust remover, and the second dust remover is connected with the cement bin and the fly ash bin.

2. The environment-friendly dry-mixed mortar station feeding metering and conveying system as claimed in claim 1, wherein: the conveying system comprises a first spiral conveyor to a sixth 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;

3. The environment-friendly dry-mixed mortar station feeding metering and conveying system as claimed in claim 1, wherein: 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 environment-friendly dry-mixed mortar station feeding metering and conveying system as claimed in claim 1, wherein: 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 environment-friendly dry-mixed mortar station feeding metering and conveying system as claimed in claim 1, wherein: the sand silo bottom is equipped with the discharge gate, and the discharge gate articulates at the sand silo discharge opening, and the discharge gate links to each other with the cylinder, and the cylinder passes through the flexible discharge gate switching that drives of solenoid valve control.