A kind of production equipment of concentrated detergent powder
Technical field
The utility model relates to a kind of washing powder production technology, belongs to the industrialized production technical field of synthetic detergent, particularly relates to a kind of production technology and equipment of concentrated detergent powder.
Background technology
Along with improving constantly of rapid economy development and living standards of the people, the consumption market is also increasingly high to green, energy-conservation cry.Aspect articles for washing, reduce the use amount of non-effective chemicals, the utilization rate that improves effective chemicals has become important topic, and detergent industry had once been done positive exploration both at home and abroad, and wherein one of topmost measure is exactly the enrichment of washing powder.
At present, the main technique of production concentrated detergent powder is in the industry: " no tower mixed-forming method " and " the attached polymer molding method ".Wherein " no tower mixed-forming method " also is " one-step shaping method "; " no tower mixed-forming method " is about to all materials (powder material, liquid charging stock, essence, auxiliary material etc.) and prepares concentrated powder by mixing in the predefined order input blender; The shortcoming of this technology is: belong to batch production, and the restriction that output is less, labour intensity is big, the production of product is filled a prescription, and powder is in stronger mechanical agitation with under grinding; Mobile not good enough, be difficult to realize automatic packaging.
" the attached polymer molding method " is to send in the granulating system after the various powder materials behind the premix are measured through metering device, promptly is involved in strong screw type and breathes heavily in the stream, and liquid charging stock sprays into through the nozzle that is contained on the comminutor.The surface of solid particle is bedewed by uniformity because of the liquid adhesive attraction of atomizing, and along with the quantity of mixing liquid increases, wet granular is assembled in breathing heavily stream, and its size increases gradually, again through dry ageing system, accomplishes granulation process.The production system of the attached polymer molding method is comparatively complicated; Mainly form by source material delivery system, solid-liquid body metering control system, pre-hybrid system, granulating system, dry ageing system, back feed proportioning system, electric control system etc.; And capital equipment is expensive, and cost of investment is bigger.
Summary of the invention
To the problem and shortage that exists in the above-mentioned production technology; The purpose of the utility model is to provide a kind of production equipment of concentrated detergent powder, breaks through on the high tower spray drying technology basis that washing powder adopts and improves existing production, has increased the premix compounding system; Realized premix, original washing powder and back batching three's interlock production; With the concentrated powder of this explained hereafter, outward appearance and flowability etc. has all reached satisfied effect, can realize automatic packaging; Satisfy the requirement that concentrates the powder continuous mass production, improved the production capacity of concentrated powder greatly.
The utility model provides a kind of production equipment of concentrated detergent powder, comprising:
The premix compounding system comprises premixed device and premix feed bin and corresponding conveying and measuring equipment thereof, respectively the raw material in solid material storehouse and the high-order storage tank of liquid is joined in the premixed device, accomplishes the preparation to premix; The premix that finishes of preparation is discharged into the vibratory sieve place via the blow-off valve of above-mentioned premixed device bottom, delivers to the premix feed bin after screening out a small amount of agglomerate, carries out premix production;
Original washing powder production system, solid material and liquid charging stock behind corresponding induction system and metering system, are delivered to the high tower spray drying system and produce original washing powder respectively, after deliver to the production of original washing powder storehouse completion original washing powder; And
Connect respectively premix feed bin, original washing powder storehouse and after join the impeller of material-transporting system; Above-mentioned original washing powder is sent in the impeller by its metering and induction system synchronously; With premix in the above-mentioned premix compounding system and after join in the material-transporting system after join mixing of materials, produce and concentrate powder.
The top in said solid material storehouse is provided with cleaning shaft and dedusting fan.
Said premixed device is connected with the spiral blanking machine, is used for the adding of solid material, is connected with the solid scale hooper below the said spiral blanking machine; Said premixed device set inside has atomizer, is used for the adding of liquid charging stock.
The top of said premix feed bin is provided with cleaning shaft and dedusting fan.
Said solid material adopts wind power transmission device to deliver to affiliated feed bin, and liquid charging stock is delivered to corresponding storage tank through high-pressure delivery pump.
Said high tower spray drying system comprises the batching still; The stirring reaction that is used for solid material and liquid charging stock, reacted slip is delivered to spray tower by high-pressure pump after aging still is aging; Accomplish the atomizing granulation; Further aging through stripping tower again, the moulding of the original washing powder that is come out by spray tower after settlement separator separation and bolting, is delivered to the original washing powder storehouse then.
The production equipment of the concentrated detergent powder of the utility model has following advantage and beneficial effect:
1. on the basis of high tower spray drying moulding process, improve and break through, realized concentrated synergy washing powder with the less equipment investment;
2. under the situation of formula for a product change, can allocate the proportioning of raw material in premix, original washing powder flexibly according to feedstock property, the form and the apparent density that concentrate powder are more controlled, and can satisfy the requirement of automatic packaging;
3. the application novel process has been realized premix, original washing powder and back batching three's interlock processing, has improved the production capacity of concentrated powder greatly;
4. novel processing technology of the utility model and equipment are equally applicable to the production of common washing powder, and energy consumption is lower; The raw material of some materials that should not in high tower dusts, add and some specific functions joined in the premixed device process,, increase the property of powder etc. to reduce the loss of raw material.
Description of drawings
Fig. 1 is the premix compounding system of the utility model and the apparatus sketch of general powder production system;
Fig. 2 is the production equipment overall structure sketch of the utility model concentrated detergent powder;
Fig. 3 is the technological process of production block diagram of concentrated detergent powder.
10: Solid raw materials warehouse 11: Dust Pipe 12: Dust Blower 13: screw feeder 14: Solid weigh hopper 15: spiral cutting machine 20: Liquid High Tank 21: Liquid metering tank 30: premixed 31: Spray shower head 32: The drain valve 40: Shaker 50: premix Position 51: premix belt weigher 52: premix conveyor 60: rotary mixer 70: Tower Dusting System 71: Ingredients kettle 72: Aging kettle 73: High-pressure pump 74: Powder Tower 75: stripper 76: Base bunker 80: Rear with material handling systems
The specific embodiment
Combine diagram that the production technology and the equipment of the concentrated detergent powder of the utility model are done further explain through specific embodiment below, but the utility model is not limited in following embodiment.
Embodiment 1-1 (premix preparing process and system)
See also shown in Figure 1, the device structure sketch map of the premix compounding system of the concentrated detergent powder of the utility model.Premix is filled a prescription various solid materials (as: saltcake, anhydrous sodium metasilicate, zeolite, soda ash) and liquid charging stock (as: non-ionic surface active agent AEO by it
9) deliver to corresponding solid material storehouse 10 and the high-order storage tank 20 of liquid through wind power transmission device and liquid transporting apparatus respectively.The top in solid material storehouse 10 is provided with cleaning shaft 11 and dedusting fan 12, meets the requirement of cleaner production.The solid material is delivered under the promotion of screw(-type) feeder 15 in the corresponding solid scale hooper 14, and liquid charging stock is squeezed in the level meter measuring tank 21 subsequent use.
Start premixed device 30, the solid material after the metering is delivered in the premixed device 30 under the promotion of spiral blanking machine 15 stirred, mix.Liquid charging stock after the metering is added by being arranged on premixed device (horizontal ribbon blender) 30 inner spray heads (atomizer) 31.Whole premix process for preparation will configure the stirring frequency and the mixing time of premixed device 30, and premixed device 30 is accomplished the preparation to premix under time of setting and mixing speed.
After batching finishes, under stirring, open the blow-off valve 32 of premixed device 30 bottoms; Be discharged on the vibratory sieve 40, a small amount of powder ball that sieves out picks out via reserved passageway, and premix feed bin 50 is delivered in the premix after sieving; After (the premix belt conveyer scale 51) weighing of the weightless title of belt; Deliver to impeller 60 by premix conveyer belt 52, again with high tower spraying system 70 in come out original washing powder, after join in the material-transporting system 80 after join material and carry out secondary and mix, produce and concentrate powder.The top of premix feed bin 50 is provided with cleaning shaft and dedusting fan equally, in order to reduce dust and to collect fine powder material.
Embodiment 1-2 (original washing powder production technology and system)
Seeing also shown in Fig. 1 and 2, is synchronous production from the original washing powder and the premix in the premix configuration-system of high tower spraying system.Produce the used solid material of original washing powder (like saltcake, anhydrous sodium metasilicate, zeolite, soda ash etc.) and liquid charging stock (the surfactant A ES/AOS/AEO of high tower spraying system
9) respectively behind corresponding induction system and metering system, adding stirring reaction in the batching still 71, reacted slip is delivered to spray tower 74 by high pressure (conveying) pump 73 after aging still 72 is aging, the completion granulation that atomizes.The production that original washing powders are accomplished in original washing powder storehouse 76 is delivered in further aging through stripping tower 75 again, the moulding of the original washing powder that is come out by spray tower 74 then after sedimentation separation and screening.Original washing powder is sent in the impeller 60 with induction system by its metering more synchronously, the premix of coming out with premix feed bin 50 in the above-mentioned premix compounding system with after join in the material-transporting system 80 after join material synchronized mixes in proportion, produce concentrated powder.
Embodiment 1-3 (afterwards joining mass transport technology and system)
See also shown in Fig. 2 and 3, join material (like enzyme preparation, colorant etc.) behind other that in impeller (rotary drum) 60, add, after the weighing of weightless title, come together in conveyer belt and deliver to after join in the impeller.Essence and some liquid charging stocks are (like AEO
9) via squeezing into impeller 60 behind the independent metering device,, accomplish the process for preparation that concentrates powder with original washing powder, premix synchronized mixes in proportion.The semi-finished product that come out from impeller 60 are delivered to the baling line place by its storage and induction system, accomplish the packing of double finished powder, accomplish the production process of whole concentrated detergent powder.
In sum; The production technology of the concentrated detergent powder of the utility model and equipment; Be not to be used for producing a kind of concrete concentrated detergent powder; That is to say that whole system can adapt to multiple formulations, produce used material can be in three cellular systems allotment flexibly, this also is the advantage place of the utility model whole system (the original washing powder production system that premix configuration-system+high tower dusts+then join material-transporting system).High tower dusts and combines and be embodied in the back ingredients technical: earlier a part of material is mixed in premixed device (horizontal premixing device); Join in the rotary drum after being metered into through weightless scale again; Form interlock with existing original washing powder production system, carry out secondary and mix non-ionic surface active agent (AEO
9) can in premixed device and rotary drum, add respectively.Wherein, original washing powder need not be produced in advance, but after join in the rotary drum with premix and other after join material and add synchronously, the degree of crushing of original washing powder is lower like this, the concentrated powder particles degree of producing can be realized automatic proportioning production with better mobile.
The above; It only is the preferred embodiment of the utility model; Be not that the utility model is done any pro forma restriction; So every the utility model technical scheme content that do not break away from, to any simple modification, equivalent variations and modification that above embodiment did, all still belong in the scope of the utility model technical scheme according to the technical spirit of the utility model.