CN114100838A - Quartz sand grading system and method applied to brick making - Google Patents
Quartz sand grading system and method applied to brick making Download PDFInfo
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- CN114100838A CN114100838A CN202111260170.XA CN202111260170A CN114100838A CN 114100838 A CN114100838 A CN 114100838A CN 202111260170 A CN202111260170 A CN 202111260170A CN 114100838 A CN114100838 A CN 114100838A
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 221
- 239000011449 brick Substances 0.000 title claims abstract description 37
- 239000006004 Quartz sand Substances 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000004519 manufacturing process Methods 0.000 claims abstract description 13
- 239000004576 sand Substances 0.000 claims description 185
- 238000012216 screening Methods 0.000 claims description 125
- 239000002994 raw material Substances 0.000 claims description 29
- 238000003860 storage Methods 0.000 claims description 26
- 238000004140 cleaning Methods 0.000 claims description 25
- 239000000463 material Substances 0.000 claims description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 25
- 239000002002 slurry Substances 0.000 claims description 15
- 238000009434 installation Methods 0.000 claims description 11
- 238000007873 sieving Methods 0.000 claims description 9
- 238000011084 recovery Methods 0.000 claims description 4
- 241001511493 Matthiola fruticulosa Species 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims description 2
- 239000000377 silicon dioxide Substances 0.000 claims 1
- 239000010802 sludge Substances 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000011479 Dutch brick Substances 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000011538 cleaning material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B7/00—Combinations of wet processes or apparatus with other processes or apparatus, e.g. for dressing ores or garbage
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Abstract
The invention discloses a quartz sand grading system and a quartz sand grading method applied to brick making, relates to the field of brick manufacturing, and aims to solve the problems that the quartz sand used in the production in recent years in the market is high in cost and different in components, so that the appearance quality of products in the market is uneven, the market competitiveness is insufficient, and the quality of the brick is improved by a method.
Description
Technical Field
The invention relates to a quartz sand grading system and method applied to brick making, and belongs to the field of brick manufacturing.
Background
Quartz sand is the main raw materials of municipal administration brick products such as pavior brick, curb, and the product of building block line production in the existing market, the surface fabric is all need to be used to the overwhelming majority, and the quality of surface fabric just depends on quartz sand, the problem that exists in present brickmaking production:
in recent years, the quartz sand used in the market has high cost and different components (the suppliers are frequently changed), so that the appearance quality of the product in the market is uneven, the market competitiveness is insufficient, and a method for improving the quality of the product is needed.
Disclosure of Invention
The invention aims to provide a quartz sand grading system and a method applied to brick making, so as to solve the problems that the quartz sand used in the production in recent years in the market is high in cost and different in components, the appearance quality of products in the market is uneven, the market competitiveness is insufficient, and a method is needed for improving the quality of bricks.
In order to achieve the above purpose, the invention provides the following scheme:
a quartz sand grading system applied to brick making comprises a feeding mechanism, a lifting mechanism, a cleaning mechanism and a multi-stage sand screening mechanism which are sequentially arranged, wherein the input end of the lifting mechanism is positioned under the output end of the feeding mechanism, the input end of the cleaning mechanism is positioned under the output end of the lifting mechanism, the input end of the multi-stage sand screening mechanism is positioned under the output end of the cleaning mechanism, the multi-stage sand screening mechanism is arranged downwards in a trapezoidal shape from small to large in stage number, the mesh number of the sand screening mechanism is gradually reduced along with the ascending of the stage number, the multi-stage sand screening mechanism comprises a first-stage roller sand screening machine, a second-stage roller sand screening machine, a third-stage roller sand screening machine and a fourth-stage roller sand screening machine which are sequentially communicated, the input end of the first-stage roller sand screening machine is positioned under the output end of the spiral sand washing machine, the output end of the first-stage roller sand screening machine is fixedly connected with the input end of the second-stage roller sand screening machine through a lower-stage sand flow pipeline, the output of second grade cylinder screening sand machine through the husky circulation pipeline of subordinate with the input fixed connection of tertiary cylinder screening sand machine, the output of tertiary cylinder screening sand machine through the husky circulation pipeline of subordinate with the input fixed connection of level four cylinder screening sand machine, the output below of level four cylinder screening sand machine is equipped with the afterbody stock dump.
Preferably, the feeding mechanism comprises a belt feeding hopper, the lifting mechanism comprises a lifting belt conveyor, and the cleaning mechanism comprises a spiral sand washer.
As more preferred, the input of promotion belt feeder is located under the output of belt feeder hopper, the slope of promotion belt feeder upwards sets up, the input of spiral sand washer is located under the output of promotion belt feeder, the slope of spiral sand washer upwards sets up.
Further, the spiral sand washer one-level cylinder screening sand machine second grade cylinder screening sand machine tertiary cylinder screening sand machine with the water inlet of level four cylinder screening sand machine has external water pump through connecting water piping connection, external water pump has the cistern through water piping connection.
More preferably, the first-stage roller sand screening machine, the second-stage roller sand screening machine, the third-stage roller sand screening machine and the fourth-stage roller sand screening machine are separated from each other, the screen meshes of the first-stage roller sand screening machine, the second-stage roller sand screening machine, the third-stage roller sand screening machine and the fourth-stage roller sand screening machine are all located in an independent installation room, a sand outlet is formed in the bottom of the side face of the installation room, a sand material yard is arranged below the sand outlet, and the sand outlet is located right above the middle position of the sand material yard.
Furthermore, different sand storage yards are separated through the partition plates, the sand storage yards correspond to the installation rooms one by one, and the edge positions of the sand storage yards are provided with backflow grooves.
A quartz sand grading method applied to brick making comprises the following steps:
step one, raw material pretreatment, namely lifting the raw material output by a feeding mechanism to a cleaning mechanism through a lifting mechanism to perform pre-cleaning to remove slurry;
step two, multi-stage sand screening of raw materials, wherein the raw materials are sequentially screened in a multi-stage sand screening mechanism by taking the hydraulic power of cleaning water as power, the screened qualified raw materials enter a corresponding sand stock yard from a reserved sand outlet, and redundant slurry is discharged to a tail yard;
and step three, material recovery, namely recovering the sand material storage yards respectively for manufacturing proper bricks, and recovering slurry of the tail storage yard.
Preferably, the second step further includes that the screen mesh number of the first-stage roller sand screening machine is 60-80 meshes, the screen mesh number of the second-stage roller sand screening machine is 30-60 meshes, the screen mesh number of the third-stage roller sand screening machine is 14-30 meshes, and the screen mesh number of the fourth-stage roller sand screening machine is 3-14 meshes.
Preferably, the third step further includes that the slurry in the tail storage yard is used for manufacturing the kerb pointing agent.
Compared with the prior art, the invention has the beneficial effects that:
the invention provides a quartz sand grading system and method applied to brick making, which adopts washed and screened single integrated machine-made sand to replace the original quartz sand, and can greatly reduce the material price while improving the appearance quality of products.
Drawings
FIG. 1 is a schematic flow chart of a quartz sand classification system applied to brick making according to the present invention.
FIG. 2 is a schematic structural diagram of a quartz sand classification system for brick making according to the present invention.
FIG. 3 is a flow chart of the method for grading quartz sand used for brick making according to the present invention.
1. A feeding mechanism; 101. a belt feed hopper; 2. a lifting mechanism; 201. lifting the belt conveyor; 3. a cleaning mechanism; 301. a spiral sand washer; 4. a multi-stage sand screening mechanism; 401. a primary roller sand screening machine; 402. a secondary roller sand screening machine; 403. a three-stage roller sand screening machine; 404. a four-stage roller sand screening machine; 5. a sand outlet; 6. a sand stockyard; 7. and (4) a tail storage yard.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, in the present embodiment, a quartz sand classification system for brick making includes a feeding mechanism 1, a lifting mechanism 2, a cleaning mechanism 3, and a multi-stage sand sieving mechanism 4, which are sequentially arranged;
wherein, feed mechanism 1 includes belt feeder hopper 101, belt bandwidth: 500mm, belt speed: carrying out heavy planting at 1.0 m/s and with the volume of a hopper of 7m, and carrying out variable-frequency speed regulation for sample injection;
the lifting mechanism 2 comprises a lifting belt conveyor 201, and the belt width is as follows: 600mm, belt speed: 1.0 m/s, motor power: 4Kw, the input end of the lifting belt conveyor 201 is positioned right below the output end of the belt feed hopper 101, and the lifting belt conveyor 201 is arranged obliquely upwards and used for lifting materials;
the cleaning mechanism 3 comprises a spiral sand washer 301, the input end of the spiral sand washer 301 is positioned right below the output end of the lifting belt conveyor 201, and the spiral sand washer 301 is arranged obliquely upwards and used for pre-cleaning materials;
the multi-stage sand screening mechanism 4 comprises a first-stage roller sand screening machine 401, a second-stage roller sand screening machine 402, a third-stage roller sand screening machine 403 and a fourth-stage roller sand screening machine 404 which are sequentially communicated, wherein the four roller sand screening machines except different screen meshes are configured in the same way, the power is 3KW, a worm speed reducer, a reduction ratio 40, the diameter of a roller is 1 m, and a 6-pole motor is arranged, the input end of the first-stage roller sand screening machine 401 is positioned under the output end of the spiral sand washing machine 301, the output end of the first-stage roller sand screening machine 401 is fixedly connected with the input end of the second-stage roller sand screening machine 402 through a lower-stage sand flow pipeline, the output end of the second-stage roller sand screening machine 402 is fixedly connected with the input end of the third-stage roller sand screening machine 403 through a lower-stage sand flow pipeline, the output end of the third-stage roller sand screening machine 403 is fixedly connected with the input end of the fourth-stage roller sand screening machine 404 through a lower-stage sand flow pipeline, the output end of the four-stage roller sand screening machine 404 is positioned right above the tail storage yard 7 and is used for multi-stage screening.
In this embodiment, raw materials enter the lifting mechanism 2 through the feeding mechanism 1, the lifting mechanism 2 lifts materials into the cleaning mechanism 3 to clean excess sludge, the cleaning mechanism 3 adds the cleaned raw materials into the multi-stage sand screening mechanism 4 from the output end, and the raw materials are screened into four products with different mesh numbers through four-stage screening of the first-stage roller sand screening machine 401, the second-stage roller sand screening machine 402, the third-stage roller sand screening machine 403 and the fourth-stage roller sand screening machine 404 in the multi-stage sand screening mechanism 4.
In addition, the embodiment also includes spiral sand washer 301 one-level cylinder screening sand machine 401 second grade cylinder screening sand machine 402 tertiary cylinder screening sand machine 403 with the water inlet of level four cylinder screening sand machine 404 has external water pump through connecting water piping connection, and power 15KW, flow 100m year heaven/h, 32 meters of lift, external water pump has the cistern through water piping connection, connects the water pipe and adopts iron pipe DN150, and the hose is woven in the branch water pipe adoption, joins in marriage the ball valve, conveniently supplies water and washs, and quartz sand in the cylinder screening sand machine also sieves in the rotation, gets into next stage with the impulsive force of rivers simultaneously.
In other embodiments, the first-stage drum sand screening machine 401, the second-stage drum sand screening machine 402, the third-stage drum sand screening machine 403 and the fourth-stage drum sand screening machine 404 are separated from each other, the screen of each stage of drum sand screening machine is located in an independent installation room, a sand outlet 5 is arranged at the bottom of the side surface of each installation room, a sand material yard 6 is arranged below the sand outlet 5, the sand outlet 5 is located right above the middle position of the sand material yard 6, raw materials meeting the screening mesh number leak out of the screen and fall into the independent installation room, the bottom of the installation room inclines towards the sand outlet 5, and the materials slide into the corresponding sand material yard 6 from the sand outlet 5, so that the collection is convenient.
Different sand material storage yard 6 separates through the baffle, sand material storage yard 6 with the one-to-one between the installation, the convenient collection, sand material storage yard 6's border position is equipped with the backward flow groove, and unnecessary moisture can flow in the backward flow groove, guarantees that there can not be too much moisture in sand material storage yard 6.
Referring to fig. 2 to 3, in the present embodiment, a method for classifying quartz sand used for brick making includes the following steps:
step one, raw material pretreatment, namely lifting the raw material output by the feeding mechanism 1 to a cleaning mechanism 3 through a lifting mechanism 2 to carry out pre-cleaning to remove slurry;
step two, multi-stage sand screening of raw materials, wherein the raw materials are sequentially screened in a multi-stage sand screening mechanism 4 by taking the hydraulic power of cleaning water as power, the screened qualified raw materials enter a corresponding sand stock yard 6 from a reserved sand outlet 5, and redundant slurry is discharged to a tail stock yard 7;
and step three, material recovery, namely recovering the sand material storage yard 6 for manufacturing proper bricks and recovering slurry of the tail storage yard 7.
In this embodiment, the raw material is lifted to a suitable height through the first step, and simultaneously the raw material is pre-cleaned by the cleaning mechanism to remove excess sludge, so as to improve the efficiency of the screening process, the second step is the most important screening step, the multi-stage sand screening mechanism 4 is arranged in a trapezoidal downward manner, and the number of stages of the sand screening mechanism is larger as going down, so that the mesh number of the sand screening mechanism is gradually reduced along with the increase of the number of stages, so as to ensure that the raw material can be smoothly screened in multi-stage only under the action of the water force of the cleaning water, the multi-stage screening is used for classifying the raw material into quartz sand with different qualities, so as to classify and collect different bricks, manufacture different products, improve the quality of the products, and the raw material meeting the mesh number requirement falls out of the screen, and finally enters the corresponding sand storage yard 6 from the sand outlet 5, the final slurry is discharged to the tail storage yard 7 for recovery or treatment, and finally the raw material in the sand storage yard 6 is sequentially recovered according to the mesh number grade classification, the original quartz sand is replaced by the washed and screened single centralized preparation machine-made sand, so that the appearance quality of the product is improved, and the price of the material is greatly reduced.
In addition, in the above embodiment, the second step further includes that the mesh number of the multistage sand screening mechanism 4 is divided into four stages, the mesh number of the first-stage roller sand screening machine 401 is 60-80 meshes, the mesh number of the second-stage roller sand screening machine 402 is 30-60 meshes, the mesh number of the third-stage roller sand screening machine 401 is 14-30 meshes, the mesh number of the fourth-stage roller sand screening machine 401 is 3-14 meshes, the mesh number is gradually reduced, classification is carried out according to the required optimal mesh number range obtained in the product production process and product quality inspection, the fourth-stage 3-14 meshes are mainly used for water permeable bricks and curb bed charge, the third-stage 14-30 meshes are mainly used for water permeable brick face materials, the second-stage 30-60 meshes are mainly used for dutch bricks and blind road brick face materials, the first-stage 60-80 meshes are mainly used for smooth curb, and the part with the mesh number exceeding 80 meshes and being less than 3 meshes is generally not suitable for brick making, the product quality is influenced and is abandoned as the upper and lower limits of the collected mesh number.
In addition, in other embodiments, the slurry in the tail storage yard 7 can be used for manufacturing a kerb pointing agent, and the tail storage yard 7 is heavily filled with slurry mixed with quartz sand with more than 80 meshes, so that other products can be collected and manufactured although the slurry cannot be used for brick making, the utilization rate of the products is improved, the material consumption is reduced, and the environment is protected.
The working principle of the invention is as follows: the invention provides a quartz sand grading system and a method applied to brick making, wherein raw materials enter a lifting mechanism 2 through a feeding mechanism 1, the lifting mechanism 2 lifts the materials to a cleaning mechanism 3 to clean redundant sludge, the cleaning mechanism 3 adds the cleaned raw materials into a multi-stage sand screening mechanism 4 from an output end, the raw materials are screened into four products with different meshes through four-stage screening of a first-stage roller sand screening machine 401, a second-stage roller sand screening machine 402, a third-stage roller sand screening machine 403 and a fourth-stage roller sand screening machine 404 in the multi-stage sand screening mechanism 4, and a single collecting and distributing machine after washing and screening is adopted to prepare sand to replace the original quartz sand, so that the appearance quality of the product is improved while the price of the material is greatly reduced.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (9)
1. The quartz sand grading system applied to brick making is characterized by comprising a feeding mechanism (1), a lifting mechanism (2), a cleaning mechanism (3) and a multi-stage sand screening mechanism (4) which are sequentially arranged, wherein the input end of the lifting mechanism (2) is positioned under the output end of the feeding mechanism (1), the input end of the cleaning mechanism (3) is positioned under the output end of the lifting mechanism (2), the input end of the multi-stage sand screening mechanism (4) is positioned under the output end of the cleaning mechanism (3), the stages of the multi-stage sand screening mechanism (4) are arranged downwards in a trapezoidal shape from small to large, the mesh number of the sand screening mechanism is gradually reduced along with the increase of the stages, and the multi-stage sand screening mechanism (4) comprises a one-stage roller sand screening machine (401), a two-stage roller sand screening machine (402), a three-stage sand screening machine (403) and a four-stage roller sand screening machine (404), the input of one-level cylinder screening sand machine (401) is located under the output of spiral sand washer (301), the output of one-level cylinder screening sand machine (401) through the husky circulation pipeline of subordinate with the input fixed connection of second grade cylinder screening sand machine (402), the output of second grade cylinder screening sand machine (402) through the husky circulation pipeline of subordinate with the input fixed connection of tertiary cylinder screening sand machine (403), the output of tertiary cylinder screening sand machine (403) through the husky circulation pipeline of subordinate with the input fixed connection of level four cylinder screening sand machine (404), the output below of level four cylinder screening sand machine (404) is equipped with afterbody stock dump (7).
2. A silica sand classifying system for brick making according to claim 1, wherein said feeding mechanism (1) comprises a belt feeding hopper (101), said lifting mechanism (2) comprises a lifting belt conveyor (201), and said cleaning mechanism (3) comprises a spiral sand washer (301).
3. The quartz sand classification system applied to brick making according to claim 2, characterized in that the input end of said lifting belt conveyor (201) is located right below the output end of said belt feed hopper (101), said lifting belt conveyor (201) is arranged obliquely upward, the input end of said spiral sand washer (301) is located right below the output end of said lifting belt conveyor (201), and said spiral sand washer (301) is arranged obliquely upward.
4. The quartz sand classification system applied to brick making according to any one of claims 1 to 3, wherein the water inlets of the spiral sand washer (301), the primary roller sand screening machine (401), the secondary roller sand screening machine (402), the tertiary roller sand screening machine (403) and the quaternary roller sand screening machine (404) are connected with an external water pump through a connecting water pipe, and the external water pump is connected with a reservoir through a water pipe.
5. The system of claim 4, wherein the primary roller sand screening machine (401), the secondary roller sand screening machine (402), the tertiary roller sand screening machine (403) and the quaternary roller sand screening machine (404) are separated from each other, and the screens of the primary roller sand screening machine, the secondary roller sand screening machine, the tertiary roller sand screening machine and the quaternary roller sand screening machine are located in a separate installation room, the bottom of the side surface of the installation room is provided with a sand outlet (5), a sand storage yard (6) is arranged below the sand outlet (5), and the sand outlet (5) is located right above the middle position of the sand storage yard (6).
6. The quartz sand classification system applied to brick making according to claim 5, characterized in that different sand storage yards (6) are separated by partition plates, the sand storage yards (6) correspond to the installation rooms in a one-to-one manner, and a backflow groove is arranged at the edge position of the sand storage yard (6).
7. A quartz sand grading method applied to brick making, which adopts the quartz sand grading system as claimed in any one of claims 1 to 6, and is characterized by comprising the following steps:
step one, raw material pretreatment, namely, the raw material output by a feeding mechanism (1) is lifted to a cleaning mechanism (3) through a lifting mechanism (2) to be pre-cleaned to remove slurry;
step two, raw materials are subjected to multi-stage sand screening, the raw materials are sequentially screened in a multi-stage sand screening mechanism (4) by taking the hydraulic power of cleaning water as power, the screened qualified raw materials enter a corresponding sand stock yard (6) from a reserved sand outlet (5), and redundant slurry is discharged to a tail stock yard (7);
and step three, material recovery, namely recovering the sand material storage yard (6) for manufacturing proper bricks respectively and recovering slurry of the tail storage yard (7).
8. The method for classifying the quartz sand used in the brick making process according to claim 7, wherein the second step further comprises the step of sieving the first-stage roller sand sieving machine (401) with a sieve mesh of 60-80 meshes, the step of sieving the second-stage roller sand sieving machine (402) with a sieve mesh of 30-60 meshes, the step of sieving the third-stage roller sand sieving machine (401) with a sieve mesh of 14-30 meshes, and the step of sieving the fourth-stage roller sand sieving machine (401) with a sieve mesh of 3-14 meshes.
9. The method for grading quartz sand used in brick making according to claim 7, characterized in that said step three further comprises that the slurry of said tail yard (7) can be used for preparing a kerb pointing agent.
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| CN213792659U (en) * | 2020-11-03 | 2021-07-27 | 兰州理工大学 | Can adjust drum sieve system of sand fineness modulus wantonly |
| CN112642582A (en) * | 2020-12-03 | 2021-04-13 | 安徽达晶建筑材料有限公司 | Machine-made sand production line |
| CN113019881A (en) * | 2021-02-08 | 2021-06-25 | 吴丹丹 | Concentrating machine |
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