Summary of the invention
The purpose of this utility model is: at the defective of the production equipment existence that has the hybrid solid powder in above-mentioned now, providing a kind of can handle the disposable process units that mixes equably of the solid powder of multiple kind and size fractionated, measure, feed in raw material, mix automatic packing from raw material and form a complete technological process of production.And have comprehensive, simple in structure, flexible operation, wide adaptability, the mixture homogeneity height between material kind and grade, the clean and tidy no dust pollution in workshop, labor strength is low, production capacity can be by the characteristics of flexible supporting adjusting of different size of mixer etc.
The technical solution of the utility model is as follows:
The solid powder blending device that the utility model provides is characterized in that, its composition comprises:
One airtight reinforced between 1;
Between one airtight package 13;
One is positioned over the weighing pound 2 on 1 inner bottom surface between described airtight feeding in raw material;
One places the power-assisted frame 3 of described weighing pound 2 one sides;
Described power-assisted frame 3 is made up of a pallet 3-1, two leg 3-2, block length strip pedal 3-3 and a connecting rod 3-4, described two leg 3-2 upper end flexibly connects with described pallet 3-1 lower surface, supporting described pallet 3-1, and make the end of described pallet 3-1 do the motion that swings up and down with respect to weighing pound 2; Described connecting rod 3-4 upper end is connected on the described pallet 3-1 lower surface away from weighing pound 2 one sides, and this connecting rod 3-4 lower end is connected with the end away from weighing pound 2 of described strip pedal 3-3, and the described pedal 3-3 other end is near described weighing pound 2; The height that is shorter in length than described leg 3-2 of described connecting rod 3-4; When firmly descending pedal 3-3, the front end of connecting rod 3-4 pulling pallet 3-1 is downward-sloping, makes the material that is placed on the pallet 3-1 pour into easily in the loading hopper 6;
One is positioned at the loading hopper 6 of the pallet 3-1 front lower place of described power-assisted frame 3;
Described loading hopper 6 is a big young taper bucket down suitable for reading, and described loading hopper 6 lower ends are provided with discharging opening, and the filter screen 4 of a horizontal positioned is equipped with in the top of loading hopper 6 bottom discharging openings, and filter screen 4 can be changed at any time according to the grade size of material; Described filter screen 4 tops are provided with the passing plate 5 that can do back and forth movement;
One conveying worm 7;
Described conveying worm 7 comprises a transport tube, a power transmission shaft and is installed on conveying blade on the described power transmission shaft; Discharging opening is established in described transport tube upper end, and charging aperture is established in the lower end; Described transport tube lower end charging aperture is connected with described loading hopper 6 discharging openings, and described conveying blade is welded on the power transmission shaft twist, and described power transmission shaft upper end is connected with the motor that is used to drive its rotation;
Described weighing pound 2, hopper 6, power-assisted frame 3, filter screen 4, the lower part of passing plate 5 and described conveying worm 7 all be arranged on airtight reinforced between in 1;
One agitating type cone-type mixer 10;
Described agitating type cone-type mixer 10 comprises: a big young conical shell down suitable for reading; This conical shell lower end is provided with discharging opening 14; Baiting valve 11 is equipped with in the top of discharging opening 14; Center, baiting valve 11 top is vertically to installing by motor-driven double helix paddle in the described conical shell; The upper end cover of the conical shell of described agitating type cone-type mixer 10 is provided with the charge door that is connected with the transport tube upper end discharging opening of described conveying worm 7;
One links to each other with described baiting valve 11 and controls the controller 18 of described baiting valve 11 operations;
One is positioned at the automatic packaging machine 15 of discharging opening 14 belows of described agitating type cone-type mixer 10;
Lower Half, described controller 18 and the automatic packaging machine 15 that comprises the agitating type cone-type mixer 10 of baiting valve 11 and discharging opening 14 all places between described airtight package in 13;
One places the cyclone separator 8 of described agitating type taper type mixer 10 tops one side;
One is positioned at first air-introduced machine 12 of cyclone separator 8 outlet tops; 12 imports of described first air-introduced machine are connected with described cyclone separator 8 outlets by pipeline;
1 top is provided with the dust mouth between described airtight feeding in raw material; 13 tops are provided with the dust outlet between airtight package; The conical shell upper end cover of described agitating type taper type mixer 10 is provided with the gas outlet; Described airtight reinforced between between 1 dust mouth, airtight package the gas outlet on the conical shell upper end cover of 13 dust outlet and described agitating type taper type mixer 10 be connected with the import of described cyclone separator 8 respectively;
The exit, lower end of described cyclone separator 8 is connected in order to collect the dust collecting sleeve 9 of dust.
Described conveying worm 7 is 45 °-90 ° with respect to the gradient on ground.
Described conveying worm 7 can replace with bucket elevator.
Solid powder blending device of the present utility model can comprise that also a periphery is provided with the steelframe platform 17 of ladder 16; The upper end of described agitating type mixer 10 is installed on the described steelframe platform 17.
Place, dust mouth, 1 top also can be provided with second air-introduced machine 121 that is connected with this dust mouth between described airtight feeding in raw material; 13 flour dust on top exits also can be provided with the 3rd air-introduced machine 122 that is connected with this dust outlet between described airtight package.
Described cyclone separator 8 can replace with bagroom.
Of the present utility model airtight reinforced between 1 and airtight package between a side of 13 all can be provided with one, two or three s' centre position is provided with airtight windowpane in addition; Described airtight reinforced between 1 and airtight package between 13 can use plastic-steel, iron structure, common brick cement or other light body material making; The connecting pipe that the utility model relates to can be made of plastic tube or sheet iron material.
The solid powder blending device course of work of the present utility model is as follows:
The material of different cultivars and size fractionated enters conveying worm 7 from loading hopper 6, mass transport is arrived in the conical shell of mixer 10 product that obtains mixing in conical shell after stirring by conveying worm 7; This product enters packaging bag by controller 18 control baiting valves 11 from discharging opening 14, and the weight of product is finished by the automatic weighing of preliminary setting data in each packaging bag; In whole process, as: the dust that is produced in the stirring of reinforced, discharging, carrying and agitating type mixer 10, all pump in the cyclone separator 8 by pipeline by air-introduced machine 12, dust after the gas-solid separation of cyclone separator 8 falls into dust collecting sleeve 9 and reclaims, and the clean gas after the separation is discharged outdoor by air-introduced machine 12.
Conveying worm 7 is installed in a side of agitating type mixer 10, the lower end put in reinforced between in 1, for the ease of material loading, can dig a melt pit on the ground of the lower tip position of conveying worm 7, the lower end of conveying worm 7 is stretched in the melt pit, reduce the height of loading hopper 6, the transport tube lower end charging aperture of conveying worm 7 is connected with loading hopper 6, be provided with a metallic sieve 4 in the loading hopper 6, the order number of screen cloth 4 can be changed flexibly by the grade requirement of raw material, and the effect of screen cloth 4 is that impurities in raw materials is separated; The top of screen cloth 4 is provided with one and passes plate 5, can promote to pile up material dispersed, and it is smooth and easy by screen cloth 4 to accelerate material; The transport tube upper end discharging opening of conveying worm 7 is communicated with the charging aperture of cone-type mixer 10, makes the material of carrying can directly enter in the cone-type mixer 10; The parameters of conveying worm 7 designs processing and manufacturing as follows.
1. the barrel diameter of conveying worm:
In the formula: the empirical coefficient of K--material overall characteristic, get its corresponding experience COEFFICIENT K=0.0415--0.0795 by the characteristic of carrying different material;
Q--conveying worm conveying capacity (ton/hour);
The activity coefficient of Ψ--material is got its corresponding activity coefficient Ψ=0.125-0.40 by the characteristic of carrying different material;
Bulk density (ton/the rice of ρ--material
3);
The correction coefficient of conveying capacity was got λ=1.0--0.9 when λ--conveying worm tilted to install.
2. conveying worm rotating speed:
In the formula: the barrel diameter of D--conveying worm (m);
A--material overall characteristic coefficient is got its corresponding overall characteristic coefficient A=15--75 by the characteristic of carrying different material.
Value is calculated the activity coefficient of back check and correction material:
Ψ
x=Q/(47D
2nρλS)
In the formula: S--pitch (m); S method for making: S=0.8D, D method for making: S=D
The Ψ that obtains
xNumerical value is in the scope of corresponding material filling coefficient Ψ, and promptly above data can be used.Otherwise, readjust calculating.
3. the shaft power of conveying worm:
P
0=k
b·Q·(ω
0L±H)/367(kW)
H=L?sin?β
In the formula: k
b--the power backup coefficient, generally get k
b=1.2--1.4;
ω
0--the material resistance coefficient, get its corresponding resistance coefficient ω by the characteristic of carrying different material
0=1.2--4.0;
Floor projection length (m) between the L--conveying worm is imported and exported;
The H--conveying worm is carried vertical height (m), get when upwards carrying on the occasion of, get negative value downwards when carrying;
The angle of inclination of β--conveying worm;
4. the rated power of helical feed machine actuating device:
P=P
0/η(kW)
In the formula: η--the gross efficiency of drive unit, during with the reductor direct connection, get η=0.94.
The also available bucket elevator of conveying worm 7 replaces;
Cone-type mixer 10 is the equipment that professional production producer makes, and its model can be the VSH-2B type, also available corresponding other supporting kind mixers; The upper end of cone-type mixer 10 is installed on the steelframe platform 17, one side steelframe platform 17 be provided with a ladder 16, be convenient to that upper and lower platform is observed and the usefulness of maintenance cone-type mixer 10, material welding productions such as steelframe platform 17 usefulness channel-section steels, angle steel, round steel and steel plate;
Cyclone separator 8 is products that conventional factory produces, and also available bagroom replaces;
Weighing pound 2, power-assisted frame 3, screen pack 4, pass plate 5 and loading hopper 6 all be arranged on airtight reinforced between in 1, make from raw material carry, unpack, the whole process of reinforced and metering carries out in all between airtight feeding in raw material, control dust effectively to workshop diffusion, clean and tidy between service truck;
Baiting valve 11, discharging opening 14, automatic packaging machine 15 and controller 18 all are arranged between the product airtight package in 13, the dust that can avoid producing in the blanking packaging process can be to external diffusion, and take away from the pipeline of 13 top upper outlets between airtight package, separate by cyclone separator 8 and reclaim;
Packing machine 15 is arranged on the below of the discharging opening 14 of cone-type mixer 10, and discharging opening 14 is connected with baiting valve 11, and packing machine 15 is connected with controller 18 with baiting valve 11, the metering of the control packing of product and the running of switch.
The beneficial effects of the utility model are:
1. adopt conveying worm to carry material loading, whole raw material that needs are mixed are delivered directly in the cone-type mixer from ground, can improve the efficient of reinforced speed, work significantly and reduce direct labor's labour intensity;
2. in whole process of production, the dust that raw material are reinforced, the packing of product and producing produces in the whipping process is connected by air-introduced machine and pipeline, concentrates and takes out to cyclone separator, can effectively dust collection be separated the back and reclaim;
3. the product after cone-type mixer mixes is packed with automatic packaging machine, packing of product speed, operating efficiency and measuring accuracy had both been improved, reduce the investment amount of working strength of workers and equipment again, also reduced the dust diffusion in the product decline process;
4. raw-material packing reinforced and product all is provided with respectively between a seal operation, the packing of the reinforced and product of raw material is carried out in all between closed-loop operation, form whole fume recovery system, make that the dust that produces in operating process can be to external diffusion, the clean and tidy and workman's of assurance workshop is healthy;
5. form a production line from the raw-material packing that is metered into product, can guarantee to obtain the required and complete technological process of production of high quality of products, meet the requirement that modernization industry is produced.
Concrete embodiment
Further describe the utility model below in conjunction with drawings and Examples:
Embodiment 1
Fig. 1 is a structural representation of the present utility model; Fig. 2 is the structural representation of conveying worm 7; Fig. 3 is the structural representation of power-assisted frame 3; There is figure as can be known, the solid powder blending device that the utility model provides, its composition comprises:
One airtight reinforced between 1;
Between one airtight package 13;
One is positioned over the weighing pound 2 on 1 inner bottom surface between described airtight feeding in raw material;
One places the power-assisted frame 3 of described weighing pound 2 one sides;
Described power-assisted frame 3 is made up of a pallet 3-1, two leg 3-2, block length strip pedal 3-3 and a connecting rod 3-4, described two leg 3-2 upper end flexibly connects with described pallet 3-1 lower surface, supporting described pallet 3-1, and make the end of described pallet 3-1 do the motion that swings up and down with respect to weighing pound 2; Described connecting rod 3-4 upper end is connected on the described pallet 3-1 lower surface away from weighing pound 2 one sides, and this connecting rod 3-4 lower end is connected with the end away from weighing pound 2 of described strip pedal 3-3, and the described pedal 3-3 other end is near described weighing pound 2; The height that is shorter in length than described leg 3-2 of described connecting rod 3-4; When firmly descending pedal 3-3, the front end of connecting rod 3-4 pulling pallet 3-1 is downward-sloping, makes the material that is placed on the pallet 3-1 pour into easily in the loading hopper 6;
One is positioned at the loading hopper 6 of the pallet 3-1 front lower place of described power-assisted frame 3;
Described loading hopper 6 is a big young taper bucket down suitable for reading, and described loading hopper 6 lower ends are provided with discharging opening, and the filter screen 4 of a horizontal positioned is equipped with in the top of loading hopper 6 bottom discharging openings, and filter screen 4 can be changed at any time according to the grade size of material; Described filter screen 4 tops are provided with the passing plate 5 that can do back and forth movement;
One conveying worm 7;
Described conveying worm 7 comprises a transport tube, a power transmission shaft and is installed on conveying blade on the described power transmission shaft; Discharging opening is established in described transport tube upper end, and charging aperture is established in the lower end; Described transport tube lower end charging aperture is connected with described loading hopper 6 discharging openings, and described conveying blade is welded on the power transmission shaft twist, and described power transmission shaft upper end is connected with the motor that is used to drive its rotation;
Described weighing pound 2, hopper 6, power-assisted frame 3, filter screen 4, the lower part of passing plate 5 and described conveying worm 7 all be arranged on airtight reinforced between in 1;
One agitating type cone-type mixer 10;
Described agitating type cone-type mixer 10 comprises: a big young conical shell down suitable for reading; This conical shell lower end is provided with discharging opening 14; Baiting valve 11 is equipped with in the top of discharging opening 14; Center, baiting valve 11 top is vertically to installing by motor-driven double helix paddle in the described conical shell; The upper end cover of the conical shell of described agitating type cone-type mixer 10 is provided with the charge door that is connected with the transport tube upper end discharging opening of described conveying worm 7;
One links to each other with described baiting valve 11 and controls the controller 18 of described baiting valve 11 operations;
One is positioned at the automatic packaging machine 15 of discharging opening 14 belows of described agitating type cone-type mixer 10;
Lower Half, described controller 18 and the automatic packaging machine 15 that comprises the agitating type cone-type mixer 10 of baiting valve 11 and discharging opening 14 all places between described airtight package in 13;
One places the cyclone separator 8 of described agitating type taper type mixer 10 tops one side;
One is positioned at first air-introduced machine 12 of cyclone separator 8 outlet tops; 12 imports of described first air-introduced machine are connected with described cyclone separator 8 outlets by pipeline;
1 top is provided with the dust mouth between described airtight feeding in raw material; 13 tops are provided with the dust outlet between airtight package; The conical shell upper end cover of described agitating type taper type mixer 10 is provided with the gas outlet; Described airtight reinforced between between 1 dust mouth, airtight package the gas outlet on the conical shell upper end cover of 13 dust outlet and described agitating type taper type mixer 10 be connected with the import of described cyclone separator 8 respectively;
The exit, lower end of described cyclone separator 8 is connected in order to collect the dust collecting sleeve 9 of dust.
Described conveying worm 7 is 45 °-90 ° with respect to the gradient on ground.
Described conveying worm 7 can replace with bucket elevator.
Solid powder blending device of the present utility model can comprise that also a periphery is provided with the steelframe platform 17 of ladder 16; The upper end of described agitating type mixer 10 is installed on the described steelframe platform 17.
Place, dust mouth, 1 top also can be provided with second air-introduced machine 121 that is connected with this dust mouth between described airtight feeding in raw material; 13 flour dust on top exits also can be provided with the 3rd air-introduced machine 122 that is connected with this dust outlet between described airtight package.Described cyclone separator 8 can replace with bagroom.
Be the process of the solid powder blending device production bicomponent cement base waterproof coating of present embodiment below;
This bicomponent cement base waterproof coating is made up of solid powder component and liquid components two parts, other device fabrications of liquid components, the solid powder blending device production that the solid powder component provides with the utility model, wherein, each raw-material weight part proportioning of solid powder component is as follows:
Quartz sand 580 weight portions; Portland cement 621.0 weight portions; Dry powder 312.0 weight portions; Talcum powder 338.5 weight portions; Ash calcium powder 129.7 weight portions; Cellulose 18.8 weight portions;
The production process of present embodiment is performed such, and at first, opens conveying worm 7, weighs in the ratio of above prescription, pours in the loading hopper 6 by means of power-assisted frame 3, and whole raw materials are transported in the cone-type mixer 10; In charging sequence, be added in the big raw material of proportion in whole materials earlier, the raw material that accounting example is little are inserted to mix in the middle of the big raw material of accounting example and are carried, and prevent that a small amount of raw material from remaining in the corner of conveying leaf of conveying worm 7, influences the quality of product; Then, open cone-type mixer 10, stirred 10-15 minute, close cone-type mixer 10 power supplys, open controller 18, setting each packaged products weight is 25kg, begins packing, seals warehouse-in behind the full material of each packing.The particle of the bicomponent cement base waterproof coating that present embodiment is produced disperses situation as shown in Figure 5, there is Fig. 5 as can be seen, the particle of the bicomponent cement base waterproof coating of producing is uniformly dispersed, and is obviously different with the material particles distribution situation that is mixed without the utility model shown in Figure 4.
Product behind the solid powder component preparation coating of the bicomponent cement base waterproof coating of the solid powder blending device production that provides with present embodiment detects performance indications and is:
Do solid work the time: 6h
Hot strength: 1.4MPa
Elongation at break: 220%
Low temperature flexibility :-10 ℃ of flawlesses
Impermeability: 0.3MPa, 30min is waterproof
Moist basal plane adhesion strength: 0.8MPa
The design parameter of the used conveying worm 7 of present embodiment calculates by following:
The main material of carrying is quartz sand, portland cement, dry powder and talcum powder etc., gets material ρ=1.7t/m
3, temperature of charge is no more than 50 ℃, conveying capacity Q=10t/h, and the horizontal length L=11m of conveying worm, drive unit adopts the YJ type, turns right.
Checking in various coefficients from correlation table is: Ψ=0.25-0.35, β=20 °, λ=0.65, K=0.060, A=30, k
b=1.4, ω
0=4.0, be calculated as follows:
1. the barrel diameter of conveying worm:
Cut-off is through D=0.25 (m).
2. conveying worm rotating speed:
The activity coefficient of check and correction material:
Ψ
x=Q/(47D
2nρλS)=10.0/(47×0.25
2×1.7×60×0.65×0.8×0.25)=0.26
The Ψ that obtains
xValue meets the activity coefficient scope of material.
3. the shaft power of conveying worm:
P
0=k
b·Q·(ω
0L±H)/367=1.4×10.0×(4.0×11.0+4.0)/367=1.83(kW)
4. the rated power of helical feed machine actuating device:
P=P
0/η=1.83/0.94=1.95(kW)
Power taking machine rated power P=2.0 (kW).
Fig. 5 disperses the situation schematic diagram for the solid powder particle of the bicomponent cement base waterproof coating that present embodiment is produced, the material particles distribution situation schematic diagram of Fig. 4 for being mixed without the utility model; Can find out obviously that by figure quite even through the material particles distribution that the utility model is mixed, the every data that obtain bicomponent cement base waterproof coating properties of product after testing are also very good.