CN101811844B - Building adhesive production system - Google Patents
Building adhesive production system Download PDFInfo
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- CN101811844B CN101811844B CN2010101442631A CN201010144263A CN101811844B CN 101811844 B CN101811844 B CN 101811844B CN 2010101442631 A CN2010101442631 A CN 2010101442631A CN 201010144263 A CN201010144263 A CN 201010144263A CN 101811844 B CN101811844 B CN 101811844B
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Abstract
The invention discloses a building adhesive production system. The system comprises a storage tank, a reaction tank, a heating system, a cooling system and a condensation system, wherein the storage tank is used to store materials for production and add the materials in the reaction tank through a pumping device; the reaction tank contains a dissolving tank, a polymerization tank and a homogenization tank; the dissolving tank is used to dissolve solid materials, the polymerization tank is the carrier of polymerization reaction of the materials, the homogenization tank is used to store the product generated in the polymerization tank; the heating system is used to heat the dissolving tank and the polymerization tank; the cooling system is used to cool the dissolving tank, the polymerization tank and the homogenization tank; the condensation system is used to cool the polymerization tank; and the dissolving tank, the polymerization tank and the homogenization tank are arranged in different layers of a workshop from top to bottom according to the technical process and are connected together through pipes with valves. The system adopts tower type layout, each procedure is independent and the procedures are connected tightly, thus effectively reducing floor space, increasing productivity, reducing cost, avoiding pollution and ensuring quality of products.
Description
Technical field
The present invention relates to material of construction production unit technical field, particularly relate to a kind of production system that is used to produce building adhesives such as concrete interface treating agent, white glue with vinyl or Polymer Synthesizing architecture adhesion agent.
Background technology
Along with the continuous development of architecture construction technology, the application of building adhesive in construction work also more and more widely.
Several types such as at present, the building adhesive on the market mainly contains aqueous polyvinyl acetate emulsion, vinyl acetate-acrylate copolymer emulsion, 108 architecture adhesion agents, mill water is solid, wall is pluged with molten metal.
Aqueous polyvinyl acetate emulsion is to be the macromolecule emulsion that monomer polymerization forms with the vinyl acetate; It is aqueous polyvinyl acetate emulsion; Be commonly called as white glue with vinyl, be applicable to the bonding of various sheet materials, solid wood and woodwork, also be applicable to the bonding and batch Puttying of wall paper, wallpaper, paper product.
Vinyl acetate-acrylate copolymer emulsion is the macromolecule emulsion that forms with vinyl acetate and acrylic acid copolymer, also claims white glue with vinyl, is applicable to bonding, the sheet processing and the unsewn binding of wall paper in the house decoration, wallpaper, also is widely used in the decorative engineering construction.
108 architecture adhesion agents are a kind of Polymer Synthesizing architecture adhesion agents, and its outward appearance is the micro white transparent colloid, and construction workability is good, cohesive strength is high, economical and practical, are applicable to the stickup of wall, floor tile in the normal temperature laboratory environment.
Mill water is to be the indoor coating film waterproof material of water-based of main raw material with the acrylic ester polymer admittedly, be applicable to kitchen, toilet waterproof, anti-blend leakproof and handle, be applicable to that also the plate of timber floor is moistureproof down.
It is the polymer concrete interface treating agent that wall is pluged with molten metal, and outward appearance is the oyster white glue, has excellent permeation property; Can fully soak into metope basic unit, make basic unit closely knit, improve smooth basic unit interface sticking power; Cohesive strength is high, guarantees that the cement plucking is solid and reliable, improves the cohesive strength of putty or mortar and metope basic unit; Prevent hollowing, be applicable to concrete, gas concrete, brick mix metope criticize Puttying or plaster before the interface processing of basic unit, be applicable to that carrying out manual work in metope basic unit before the sticking brick " makes hair "; Both make the cement plucking, also be applicable to the stickup wall paper.
Since the country to the material of construction environmental-protecting performance require increasingly high; Each big scientific research institution and manufacturer all very pay attention to the prescription of building adhesive; The some of them old product is eliminated by market gradually, the substitute is the more superior product innovation of environmental-protecting performance.
Yet; Under the situation that adhesive formula is updated; The development of its production system but lags far behind prescription, though the production system that falls behind can be kept the ordinary production of tackiness agent, the inferior position at aspects such as production capacity, energy-saving and environmental protection, costs reluctantly; Seriously undermine the competitive power of adhesive product on market, can not satisfy the needs in market.
Specifically, traditional production system adopts the planar layout type, promptly produces required various tank bodies, kettle etc. and in the workshop, all is in same plane; Not only floor space is big; And the layout type of complanation is unfavorable for mass transport, when material when a tank body or kettle get into another tank body or kettle, need to lay complicated pipelines and the independent installation transferpump is carried; Because the tank body and the kettle of whole production system are more; Therefore need to install a large amount of pipeline and transferpump, too much pipeline and transferpump cause system architecture too complicated, and not only design difficulty is big, laid down cost is high; And equipment failure rate is high, production capacity is low, is difficult for maintenance, repair.
Therefore, how designing a kind of new building adhesive production system, to simplify structure, reduce floor space, improve production capacity, to practice thrift cost, is the present technical issues that need to address of those skilled in the art.
Summary of the invention
The purpose of this invention is to provide a kind of building adhesive production system.This system adopts tower processing set-up, and each operation is independent and compact to be connected, and can effectively simplify structure, reduces floor space, improves production capacity, practice thrift cost.
For solving the problems of the technologies described above, the present invention provides a kind of building adhesive production system, comprising:
Storage tank is used to store and produces required material and add materials to reaction kettle through pumping equipment;
Reaction kettle comprises dissolution kettle, polymeric kettle and homogenizing still, and wherein said dissolution kettle is used for the dissolved solids material, and polymeric kettle is the carrier that material carries out polyreaction, and the homogenizing still is used for being stored in the product that polymeric kettle generates;
Said dissolution kettle, polymeric kettle and homogenizing still are arranged in each layer of workshop from top to bottom according to the trend of technical process, and are connected through the pipeline that is provided with valve.
Preferably, said dissolution kettle, polymeric kettle, homogenizing still lay respectively at the 3rd layer in workshop, the second layer, the first layer.
Preferably, said dissolution kettle and polymeric kettle connect one to one, homogenizing still of the corresponding connection of per two said polymeric kettles.
Preferably; Further comprise and be used for said dissolution kettle, polymeric kettle and homogenizing still are carried out the refrigerative cooling system; Said cooling system is provided with cooling tower, and its CWR road is divided into two-way, and wherein one the tunnel leads to cooling tower; After the cooling tower cooling, return circulating water pool, circulating water pool is directly returned on another road.
Preferably, the water return pipeline of said cooling system is told a branch road that is provided with valve towards domestic water equipment.
Preferably, the chuck of said dissolution kettle and polymeric kettle bottom is provided with trap, and said trap passes to cooling water circulation pond after by-pass line compiles.
Preferably; Further comprise and be used for condenser system that polymeric kettle is lowered the temperature; Said condenser system comprises water of condensation circulating water pool, water circulating pump and condensing surface; Said recirculated water delivery side of pump is divided into two-way, and the pipeline that is provided with valve of wherein leading up to is connected to the chuck feed-water end of said polymeric kettle, returns circulating water pool from the chuck water side of polymeric kettle through the pipeline that is provided with valve through behind the polymeric kettle; Another road is connected to the feed-water end of said condensing surface through the pipeline that is provided with valve, returns circulating water pool through behind the condensing surface from the water side of condensing surface.
Preferably, the water circulating pump of said condenser system is parallel with freezing unit on its output channel.
Preferably, said storage tank comprises that a plurality of and said dissolution kettle is positioned at the fine fodder jar of workshop with one deck, is used for being stored in the various auxiliary agents that polymerization process adds to said polymeric kettle.
Preferably; Further be provided with system; Comprise PLC unit and IPC; Said IPC is connected with the PLC unit, by the PLC unit controllable component of heating system and said storage tank, reaction kettle, cooling system, condenser system is managed and is controlled, and realizes the condition monitoring of equipment, the setting and the data management function of prescription.
Building adhesive production system provided by the present invention has been broken through traditional mentality of designing, changes plane figure technology into stereoscopic arrangement technology, in the primary device zone; By technical process the upper reaches, middle reaches, upstream device are arranged in different height, its workshop has three layers, forms tower structure, and upstream equipment dissolution kettle and fine fodder jar are positioned at the 3rd layer; Middle reaches device aggregation still is positioned at the second layer, and upstream device homogenizing still is positioned at the first layer, forms difference of altitude between each layer; Total system is development upwards, not only reduced floor space greatly, and the layout type of three-dimensional is beneficial to convey materials very much; When material when a tank body or kettle get into another tank body or kettle, only need open the valve on the connecting tube, material can flow automatically to subsequent processing under action of gravity; Need not to lay complicated transport pipe and transferpump, for production system in the past, structure is greatly simplified; Thereby reduced design difficulty and laid down cost, and equipment failure rate is low, is easy to maintenance, repair.
Because separate and tight connection between each component devices in the system, plant factor is high, and its streamline operration pattern can satisfy requirements of large-scale production, and production capacity production system more in the past greatly improves.
In addition, the kettle of its each operation is special-purpose, and every production batch architecture tackiness agent need not kettle is cleaned, owing to saved the shutdown matting, but the total system continuous operation, production efficiency greatly improves; In addition, save matting and can avoid using in a large number process water, not only help the conserve water resource, and stopped sewage discharge, do not pollute the environment.
In a kind of embodiment, said dissolution kettle and polymeric kettle connect one to one, homogenizing still of the corresponding connection of per two said polymeric kettles.Like this, can turn round with the mode of interval certain hour corresponding to two polymeric kettles of same homogenizing still, polymerization process finish and detect qualified after; Two interior work in-process of polymeric kettle get into the same homogenizing still of subsequent processing, if the semi-manufactured goods quality in one of them polymeric kettle is defective, and can be when another polymeric kettle carries out polyreaction; Remedy through the adjustment prescription; Final assurance final product quality is qualified, can reduce the rework cost that disqualification rate brings, and production capacity is able to significantly improve.
Description of drawings
Fig. 1 is storage tank and a test tank structured flowchart partly in a kind of embodiment of building adhesive production system provided by the present invention;
Fig. 2 is for being positioned at the structured flowchart of workshop part in a kind of embodiment of building adhesive production system provided by the present invention;
Fig. 3 is the unify structured flowchart of condenser system of cooling water system in a kind of embodiment of building adhesive production system provided by the present invention;
Fig. 4 is the control principle figure of a kind of embodiment of building adhesive production system provided by the present invention;
Fig. 5 is used to produce the dissolution process schema of aqueous polyvinyl acetate emulsion for building adhesive production system provided by the present invention;
Fig. 6 is used to produce the measurement process schema of aqueous polyvinyl acetate emulsion for building adhesive production system provided by the present invention;
Fig. 7 is used to produce the polymerization process schema of aqueous polyvinyl acetate emulsion for building adhesive production system provided by the present invention.
Pairing equipment of numeral number or component names are following among the figure:
1. fresh feed pump 2. mass flowmeters 3. spring baiting valves 4. feed valves 5. vacuum pumps 6. water transfer pumps 7. volume pumps 8. water intaking valves 9. steam valves 10. water coolant outlet valves 11. water coolant water intaking valves 12. traps 13. fine fodder jars 14. water of condensation outlet valves 15. water of condensation water intaking valves 16. steam-pipes 17. water supply pipelines 18. condensing surfaces 19. freezing unit 20. water circulating pumps
Embodiment
Core of the present invention provides a kind of building adhesive production system.This system adopts tower processing set-up, and each operation is independent and compact to be connected, and can effectively reduce floor space, improves production capacity, practices thrift cost, avoid polluting and guaranteeing quality product.
In order to make those skilled in the art person understand the present invention program better, the present invention is done further detailed description below in conjunction with accompanying drawing and embodiment.
Please refer to Fig. 1, Fig. 2, Fig. 3, Fig. 1 is storage tank and a test tank structured flowchart partly in a kind of embodiment of building adhesive production system provided by the present invention; Fig. 2 is for being positioned at the structured flowchart of workshop part in a kind of embodiment of building adhesive production system provided by the present invention; Fig. 3 is the unify structured flowchart of condenser system of cooling water system in a kind of embodiment of building adhesive production system provided by the present invention; Above-mentioned Fig. 1, Fig. 2, Fig. 3 had the one-piece construction block diagram that can constitute building adhesive production system after the pipeline butt joint of same letter mark.
Building adhesive production system in this embodiment comprises following equipment:
Storage tank is positioned at undergroundly, and its quantity is three; The opening for feed of each storage tank is connected with fresh feed pump 1 through the pipeline that is provided with valve, is used for storage of acetic acid, also is provided with parts such as vacuum breaker, mass flowmeter 2 on the feed pipe of each storage tank; For preventing the flash phenomenon in fill process, to occur; Anti-flash unit can be set on storage tank, when the acetic acid that injects reaches the warning liquid level, close down fresh feed pump automatically, avoid causing danger.
Test tank; Its quantity is four, is separately installed with LOAD CELLS, and the feed end of each test tank is connected with the discharge port of above-mentioned acetic acid tank through the pipeline that is provided with spring baiting valve 3 and feed valve 4; The pipeline of discharge end is provided with spring baiting valve 3 and volume pump 7; Volume pump 7 disposes frequency transformer, with accurate control feed rate, reaches ideal blanking effect.
Test tank is airtight tank body, and its top is connected with a threeway extraction valve, and a road of said threeway extraction valve is in communication with the outside, so that carry out the emptying exhaust, another road is connected with vacuum pump 5 through pipeline, carries out the vacuum suction operation by vacuum pump 5.
The metering water pot; Its quantity is one, is positioned at the 3rd layer in workshop, and its feed-water end is connected with water supply pipeline 17 through the pipeline that is provided with water intaking valve 8; The pipeline of its water side is provided with valve and water transfer pump 6; The water side of said water transfer pump 6 is divided into three water delivery branch roads, leads to each layer of workshop respectively, to miscellaneous equipment supply water of productive use.
Dissolution kettle is positioned at the 3rd layer in workshop, and its quantity is four; Be arranged side by side with the metering water pot; Be equipped with stirrer in each dissolution kettle, be used to dissolve the granule of polyvinyl alcohol that feeds intake with manual type, its first feed-water end is connected with the water delivery branch road of said metering water pot through the pipeline that is provided with water intaking valve 8; Open valve can inject water of productive use in dissolution kettle; Its second feed-water end directly is connected with said water supply pipeline 17 through the pipeline that is provided with valve, and after life-time service, Open valve can wash dissolution kettle.
The fine fodder jar; Be positioned at the 3rd layer in workshop, its quantity is as shown in the figure, is used for being stored in the various auxiliary agents that polymerization process adds; The discharge end of each fine fodder jar all disposes the add-on that volume pump 7 is controlled fine fodder; Wherein part needs crystal's batch can be connected with the water delivery branch road of said metering water pot through the pipeline that is provided with valve, and some fine fodder jar is connected with addition agent storage tank (like the dibutylester storage tank among the figure) through the pipeline that is provided with valve and volume pump 7 in addition, and the feed end of addition agent storage tank is connected with fresh feed pump 1 through the pipeline that is provided with valve; Bigger at auxiliary dosage; Can't carry out under the situation of hand-fed by the auxiliary agent characteristic limitations,, can use volume pump to carry out self-feeding through setting up addition agent storage tank.
Because equipment and pipeline in the middle of Fig. 1 are more; For ease of clearly illustrating the annexation between the major equipment; Only expressed the general location of fine fodder jar among the figure, and omitted the connecting tube of fine fodder jar and polymeric kettle, such omission can't influence enforcement of the present invention; Those skilled in the art are according to concrete processing requirement, polymeric kettle are connected through pipeline with corresponding fine fodder jar get final product.
Certainly, the fine fodder jar is not limited to the quantity shown in the figure, and according to the difference of prescription, the auxiliary agent kind of required interpolation can be different, and the quantity of fine fodder jar also can change thereupon, should look concrete technology and decides.
Polymeric kettle is positioned at the workshop second layer, and its quantity one has six, and each polymeric kettle is equipped with stirrer.
No. 1 polymeric kettle, No. 2 polymeric kettles are used to produce 108 architecture adhesion agents among the figure; Its feed end is connected with hydrochloric acid tank through the pipeline that is provided with valve and volume pump 7; First feed-water end is connected with the water delivery branch road of said metering water pot through the pipeline that is provided with valve, and Open valve can inject water of productive use in polymeric kettle, and second feed-water end directly is connected with said water supply pipeline 17 through the pipeline that is provided with valve; After life-time service, Open valve can wash these two polymeric kettles.
No. 3 polymeric kettles, No. 4 polymeric kettles are used to produce aqueous polyvinyl acetate emulsion among the figure, and the pipeline of its polyvinyl alcohol solution feed end through being provided with valve connects one to one with the discharge end of No. 1 dissolution kettle, No. 2 dissolution kettle respectively; Its acetic acid feed end volume pump of the pipeline through being provided with valve and No. 1 acetometer measuring tank, No. 2 acetometer measuring tanks respectively connects one to one; Its feed-water end is connected with water supply pipeline 17 through the pipeline that is provided with valve, so that wash.
No. 5 polymeric kettles, No. 6 polymeric kettles are used to produce vinyl acetate-acrylate copolymer emulsion among the figure, and the pipeline of its polyvinyl alcohol solution feed end through being provided with valve connects one to one with the discharge end of No. 3 dissolution kettle, No. 4 dissolution kettle respectively; Its acetic acid feed end volume pump of the pipeline through being provided with valve and No. 3 acetometer measuring tanks, No. 4 acetometer measuring tanks respectively connects one to one; Owing to contain vinylformic acid in the prescription of vinyl acetate-acrylate copolymer emulsion, therefore No. 3 acetometer measuring tanks, No. 4 acetometer measuring tanks have the vinylformic acid storage tank through the pipe connection that is provided with valve; The feed-water end of No. 5 polymeric kettles, No. 6 polymeric kettles is connected with water supply pipeline 17 through the pipeline that is provided with valve, so that wash.
The auxiliary agent feed end of above-mentioned each polymeric kettle is connected with corresponding fine fodder jar volume pump through the pipeline that is provided with valve, wherein need add the shared same fine fodder jar of polymeric kettle of auxiliary agent of the same race, behind the Open valve, adds auxiliary agent by volume pump automatically to polymeric kettle.
Here need to prove that dissolution kettle of the present invention and polymeric kettle independently use, in process of production; Do not need flushing after a collection of product of every production, the flushing pipeline that is provided with here mainly is after life-time service; When dissolution kettle and polymeric kettle must wash, can not satisfy under the situation of rinsing requirement at the feed-water end that is connected to the metering water pot, just open the spare duct of use; Compare with flushing pipeline in the past; Its washing time greatly reduces, and a spot of cleaning sullage ratio is easier to carry out purifying treatment, can avoid contaminate environment.
The homogenizing still is positioned at the workshop the first layer, and its quantity is three; Each homogenizing still all is provided with stirrer, and the pipeline of per two above-mentioned polymeric kettles through being provided with valve be corresponding to connect a homogenizing still, turns round simultaneously corresponding to two polymeric kettles of same homogenizing still mode with the interval certain hour; Polymerization process finish and detect qualified after, the work in-process in two polymeric kettles get into the same homogenizing still of subsequent processing, if the semi-manufactured goods quality in one of them polymeric kettle is defective; Can when another polymeric kettle carries out polyreaction, remedy, guarantee that finally final product quality is qualified through the adjustment prescription; Can reduce the rework cost that disqualification rate brings, production capacity is able to significantly improve.
No. 1 homogenizing still is provided with second feed end and the 3rd feed end among the figure; Wherein second feed end is connected with the discharge end of No. 1 polymeric kettle, No. 2 polymeric kettles through the pipeline that is provided with volume pump 7; The 3rd feed end is connected with the discharge end of No. 2 homogenizing stills through the pipeline that is provided with valve and volume pump 7, and No. 1 the homogenizing still has two kinds of purposes, and first kind of purposes is when producing 108 architecture adhesion agents; Be used to store finished product from No. 1 polymeric kettle, No. 2 polymeric kettle inflows; Second kind of purposes is through volume pump 108 architecture adhesion agents and aqueous polyvinyl acetate emulsion to be injected its inside from second feed end and the 3rd feed end respectively, after mixing, generates wall and plugs with molten metal product; Can widen the building adhesive type that total system can be produced, make production convenient more flexibly.
Above-mentioned dissolution kettle, polymeric kettle and homogenizing still all are furnished with TP, monitor temperature in the kettle at any time, and the superelevation limit is reported to the police.
Building adhesive production system provided by the present invention further is provided with two mixing kettles that have whipping appts for the 3rd layer in the workshop; Its feed-water end is connected with the water supply branch road of metering water pot through the pipeline that is provided with water intaking valve 8; The bottom is the product filling exit; It is solid to be used to produce the mill water that only need mix technology, has further widened the building adhesive type that total system can be produced.
In addition; The 3rd layer also is provided with a little experiment still in the workshop; Its steam-pipe and cooling water pipeline are with parallelly connected with the polymeric kettle of layer; Before producing, existing water delivery branch road, heating system and cooling water system capable of using are tested in little experiment still in advance, with the feasibility and the quality product of check prescription, technology.
Heating system; Comprise steam-pipe 16, its branch line that is provided with steam valve 9 is connected with the chuck admission end of said dissolution kettle and polymeric kettle respectively, to feed steam dissolution kettle and polymeric kettle is heated; The chuck bottom of said dissolution kettle and polymeric kettle is provided with trap 12; Play automatic block steam and drain water effect, trap 12 passes to cooling water circulation pond (not shown) after by-pass line compiles, and can water that finally retains in dissolution kettle and the jacket of polymerization and steam condensate all be recycled to cooling water circulation pond; The realization waste water reclamation utilizes, to a great extent avoided water resource waste.
Cooling water system; Comprise cooling water circulation pond, water circulating pump 20 and cooling tower; Be used for dissolution kettle, polymeric kettle and homogenizing still are cooled off; The output terminal of said water circulating pump 20 is connected with the chuck feed-water end of said dissolution kettle, polymeric kettle and homogenizing still through the pipeline that is provided with water coolant water intaking valve 11, and the chuck water side of said dissolution kettle, polymeric kettle and homogenizing still is divided into two-way after through the pipe influx that is provided with water coolant outlet valve 10, and wherein one the tunnel leads to cooling tower; After the cooling tower cooling, return circulating water pool, circulating water pool is directly returned on another road.
At the equipment operation initial stage, the temperature of cooling water in the circulating water pool is lower, can cool off fully above-mentioned each still; Can directly return circulating water pool through valve controlled chilling water, but along with the continuous operation of equipment, water coolant can not dispel the heat timely after heat absorption; Its temperature is also increasingly high, at this moment, can behind cooling tower, return circulating water pool through valve controlled chilling water; By cooling tower water coolant is lowered the temperature, make it keep lower temperature.
The chuck water side of above-mentioned dissolution kettle, polymeric kettle and homogenizing still is told a branch road that is provided with water intaking valve 8 after through the pipe influx that is provided with water coolant outlet valve 10 and is led to worker's bathing pool; When the water coolant that refluxes reaches 45 ℃; Through opening water intaking valve 8, can the part water coolant be transported to worker's bathing pool water tank.Certainly, domestic water equipment is not limited to worker's bathing pool, also can be other watering equipment, is that example describes with worker's bathing pool only here, just gives unnecessary details no longer one by one.
Because the heat that dissolution kettle, polymeric kettle and homogenizing still produce in process of production is considerable; After water coolant was lowered the temperature to these equipment, the temperature of himself also increased, and the entrained heat of water coolant finally loses through cooling tower and circulating water pool; Do not obtain good use; Here water coolant is distributed a part to worker's bathing pool and supply to have a bath use, can avoid waste save energy and water resources.
Because cooling water system complete closed circulation, with said dissolution kettle, polymeric kettle, homogenizing still only with the isolated chuck of material in carry out heat exchange, do not have the problem of crossed contamination, so its clean level satisfies the request for utilization of having a bath fully.
Condenser system; Comprise water of condensation circulating water pool, water circulating pump 20 and condensing surface 18; The output terminal of said water circulating pump 20 is divided into two-way; The pipeline that is provided with water of condensation water intaking valve 15 of wherein leading up to is connected to the chuck feed-water end of said polymeric kettle; Through returning circulating water pool from the chuck water side of polymeric kettle through the pipeline that is provided with water of condensation outlet valve 14 behind the polymeric kettle, another road is connected to the feed-water end of said condensing surface 18 through the pipeline that is provided with water of condensation water intaking valve 15, returns circulating water pool through condensing surface 18 backs from the water side of condensing surface.
The water circulating pump 20 of condenser system is parallel with freezing unit 19 on its output channel, according to condensate temperature, the alternative unlatching is used for cooperating 18 pairs of water of condensation of condensing surface to freeze, and makes the water in the water of condensation circulating water pool remain at lower temperature.
In polymeric kettle, material can produce heat in polymerization process, and these heats can make temperature in the kettle rise rapidly; If can not in time dispel the heat, too high temperature can make the relatively poor material of segmental stability produce the volatilization phenomenon, and the volatilization of material can cause its actual participation polymeric effective dose greatly to reduce; Normally carry out for what guarantee to produce; Can only replenish through the mode that strengthens the material input amount, this can increase production cost undoubtedly, and; Because the volatile quantity of material is difficult to grasp and control; Thereby give the material input amount confirm brought very big difficulty, the too much or very few phenomenon of input amount often appears, this also is one of reason that causes unstable product quality.
Can solve this technical barrier well through setting up condenser system, said condenser system is independent of cooling water system, its water of condensation independent loops; Be specifically designed to polymeric kettle is lowered the temperature, under the driving of water circulating pump, the water of condensation that extracts from the water of condensation circulating water pool is divided into two-way; Wherein one road polymeric kettle of flowing through carries out heat exchange with polymeric kettle, and the heat that polyreaction produces is taken away; Thereby the interior evaporable material of polymeric kettle can in time be recycled; Another road condensing surface of then flowing through is constantly cooled off the water in the water of condensation circulating water pool by condensing surface, makes through the water of condensation of polymeric kettle to lower the temperature rapidly; Guarantee that water of condensation and polymeric kettle have enough temperature difference, to reach better condensing and recycling effect.
After the experiment proof was provided with condensing surface and freezing unit, quality product was obviously stable, and material condensing and recycling rate has been practiced thrift production cost greatly near 100%.
In the middle of the set valve, except that duty valves such as vacuum breaker and partially manual valve, all the other major parts are air-operated solenoid valve on above-mentioned each connecting tube, and the part valve adopts explosion-proof design, to satisfy requirement of explosion proof, guarantee production safety.
Please refer to Fig. 4, Fig. 4 is the control principle figure of a kind of embodiment of building adhesive production system provided by the present invention.
System of the present invention comprises PLC unit and IPC; Said IPC is connected with the PLC unit; Said PLC unit is connected with said test tank, LOAD CELLS, TP, stirrer, volume pump, water transfer pump, water circulating pump, valve, freezing unit, anti-flash unit etc.; Adopt the supporting configuration monitoring software of upper IPC; By the start and stop of PLC programmable controller controls stirrer, adjustment volume pump rotating speed, the metering of control test tank, management fill a prescription, save historical data, printing reports or the like; Realization is carried out automatic management and control to functions such as the setting of the condition monitoring of equipment, adhesive formula, data management and reporting printings to building adhesive production, has manually and automatic two kinds of operational modes.
This system not only can significantly reduce human cost and labour intensity, and the particularity of controlling automatically is higher, can make the parameter of each batch keep strict conformance, thereby guarantees the stable of quality product.Because adopt existing control techniques to realize, for practicing thrift length, this paper sets forth no longer in detail.
Be example to produce aqueous polyvinyl acetate emulsion below, the principle of work of the building adhesive production system that present embodiment provided is carried out brief account.
Please refer to Fig. 5, Fig. 6, Fig. 7, Fig. 5 is used to produce the dissolution process schema of aqueous polyvinyl acetate emulsion for building adhesive production system provided by the present invention; Fig. 6 is used to produce the measurement process schema of aqueous polyvinyl acetate emulsion for building adhesive production system provided by the present invention; Fig. 7 is used to produce the polymerization process schema of aqueous polyvinyl acetate emulsion for building adhesive production system provided by the present invention.
Building adhesive production system provided by the present invention comprises following operation when producing aqueous polyvinyl acetate emulsion:
1) dissolution process:
Step 101 is opened the water intaking valve 8 that measures water pot, water filling in the metering water pot;
Step 102 is opened the water transfer pump 6 on the metering tank line road, through the metering water pot dissolution kettle is pressed the formula ratio water filling;
Step 103 starts the stirrer in the dissolution kettle No. 1, No. 2;
Step 104 adds solid particulate with manual type and dissolves stirring in No. 1, No. 2 dissolution kettle, the skimmer of titration simultaneously;
Step 105 is opened the steam admission valve of No. 1, No. 2 dissolution kettle, in the chuck of dissolution kettle, feeds steam, carries out heat temperature raising;
Step 106, treat that temperature in the kettle reaches processing requirement after, close the steam admission valve of dissolution kettle, stop heating;
Step 107 is opened cooling water system, in the chuck of No. 1, No. 2 dissolution kettle, feeds water coolant and lowers the temperature;
Step 108 through the temperature variations of control interface observation dissolution kettle, confirms that work in-process reach necessary requirement, stops to stir and treats blowing, and dissolution process finishes.
2) acetic acid measurement process:
Raw material is transported by automobile, after truck scale is weighed, is rechecked to send into take away pump 1 by mass flowmeter 2 to be positioned at subterranean storage tank.
Step 201, the vacuum pump 5 of startup test tank;
Step 202 is opened the threeway extraction valve on the test tank immediately No. 1, No. 2;
Step 203 is opened the spring baiting valve 3 of storage tank discharge end immediately;
Step 204 is opened the feed valve 4 of No. 1, No. 2 test tank feed end immediately, in test tank, takes out notes acetic acid;
Step 205 after the LOAD CELLS of treating test tank shows that the acetic acid amount reaches processing requirement, stops to vacuumize, and closes threeway extraction valve, spring-loaded valve 3 and feed valve 4 simultaneously;
Step 206, measurement process finishes, and waits for titration.
3) polymerization process:
At first, open the dissolution kettle bottom valve No. 1, No. 2, put into polymeric kettle No. 3, No. 4, start the stirrer in the polymeric kettle detecting qualified work in-process;
When the temperature in the kettle of polymeric kettle during, start cooling water system and lower the temperature, until reaching design temperature greater than design temperature;
When the temperature in the kettle of polymeric kettle during, start steam heating system and heat up, until reaching design temperature less than design temperature;
Under the condition of the temperature in the kettle according with process requirements of polymeric kettle, carry out the interpolation of acetic acid and other auxiliary agent, carry out timing titration by volume pump after starting flow calibration, with constant flow injection polymeric kettle;
After the material titration begins, the OnNow condenser system (start the self cooling but water pump of freezing unit---freezing unit turns round, and---opening controlling valve door---opened condensing surface), make evaporable material condensing and recycling, fully get into polyreaction, guarantee quality product;
By operation different steps demand,, thereby realize the control of polyreaction and reach the corresponding performance of product according to the required auxiliary agent of the various products of temperature variation titration;
The titration of auxiliary agent is accomplished by the measuring fixed amount pump of each fine fodder jar, and system is demarcated runtime according to auxiliary dosage, realizes evenly continuing titration, guarantees process stabilizing, and the kind of auxiliary agent, quantity and titrating processing condition are decided according to concrete processing requirement.
After treating that all materials add completion, carry out uniform mixing, be warming up to processing requirement, open cooling water system again, cooling control cohesiveness index through steam heating.
Because the present invention only relates to the improvement of production system, its emphasis does not also lie in formula for a product and the improvement of processing parameter, therefore this part content is no longer carried out detailed explanation.
4) finished product storage procedure:
Polymer material in No. 3, No. 4 polymeric kettles reaches certain temperature, through quality testing department detect qualified after, gravity flow is put into No. 2 homogenizing stills sealings and is stored; Need according to production, through the accurate can of automated fluid can scale, shelf are piled up by fork truck in the arrangement back, and process of producing product finishes.
Building adhesive production system provided by the present invention is when producing vinyl acetate-acrylate copolymer emulsion, and roughly the same with the operation of producing aqueous polyvinyl acetate emulsion, both differences just are; Its No. 3, No. 4 test tank domestic demands add vinylformic acid through the vinylformic acid storage tank when producing vinyl acetate-acrylate copolymer emulsion; Dissolution process carries out in No. 3, No. 4 dissolution kettle, and polymerization process carries out in No. 5, No. 6 polymeric kettles, and finished product is stored in No. 3 homogenizing stills; And in polymerization process; The auxiliary agent type that adds from the fine fodder jar is different with consumption, and its concrete operation can repeat no more at this with reference to the description of preceding text.
Building adhesive production system provided by the present invention is when water is solid in the production mill; At first open the water intaking valve 8 of No. 1, No. 2 mixing kettle; The water that adds process dose according to processing requirement; Drop into material with manual type then and fully stir, detects up to standard after, export finished product from the filling exit of mixing kettle bottom.
Building adhesive production system provided by the present invention is when producing 108 architecture adhesion agents; At first open the water intaking valve 8 of No. 1, No. 2 polymeric kettle; Add the water of process dose according to processing requirement, add hydrochloric acid then and other material fully stirs, simultaneously through heating system and the interior temperature of cooling water system control still; Treat fully to react and detect up to standard after, from the filling exit output finished product of mixing kettle bottom
Building adhesive production system provided by the present invention is when producing concrete interface treating agent; Second feed end of No. 1 homogenizing still and the 3rd feed end are opened; Second feed end injects 108 architecture adhesion agents through volume pump 7; The 3rd feed end injects the aqueous polyvinyl acetate emulsion that No. 2 homogenizing stills store through another volume pump 7, after these two kinds of products are mixed in still, can obtain final product.
It is understandable that; On the basis of building adhesive production system provided by the present invention; According to processing requirement; Through increasing amount of equipment and kinds such as storage tank, test tank, dissolution kettle, polymeric kettle, homogenizing still or fine fodder jar, utilize existing waterworks, cooling water system, condenser system, heating system and system, also can be used for producing other various types of building adhesives.
More than building adhesive production system provided by the present invention has been carried out detailed introduction.Used concrete example among this paper principle of the present invention and embodiment are set forth, the explanation of above embodiment just is used for helping to understand core concept of the present invention.Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of claim of the present invention.
Claims (10)
1. building adhesive production system comprises:
Storage tank is used to store and produces required material and add materials to reaction kettle through pumping equipment;
Reaction kettle comprises dissolution kettle, polymeric kettle and homogenizing still, and wherein said dissolution kettle is used for the dissolved solids material, and polymeric kettle is the carrier that material carries out polyreaction, and the homogenizing still is used for being stored in the product that polymeric kettle generates;
It is characterized in that said dissolution kettle, polymeric kettle and homogenizing still are arranged in each layer of workshop from top to bottom according to the trend of technical process, and are connected through the pipeline that is provided with valve.
2. building adhesive production system according to claim 1 is characterized in that, said dissolution kettle, polymeric kettle, homogenizing still lay respectively at the 3rd layer in workshop, the second layer, the first layer.
3. building adhesive production system according to claim 2 is characterized in that said dissolution kettle and polymeric kettle connect one to one, homogenizing still of the corresponding connection of per two said polymeric kettles.
4. building adhesive production system according to claim 3; It is characterized in that, comprise further being used for said dissolution kettle, polymeric kettle and homogenizing still are carried out the refrigerative cooling system that said cooling system is provided with cooling tower; Its CWR road is divided into two-way; Wherein one the tunnel leads to cooling tower, after the cooling tower cooling, returns circulating water pool, and circulating water pool is directly returned on another road.
5. building adhesive production system according to claim 4 is characterized in that, the water return pipeline of said cooling system is told a branch road that is provided with valve and led to domestic water equipment.
6. building adhesive production system according to claim 5 is characterized in that, the chuck bottom of said dissolution kettle and polymeric kettle is provided with trap, and said trap passes to cooling water circulation pond after by-pass line compiles.
7. building adhesive production system according to claim 6; It is characterized in that; Further comprise being used for condenser system that polymeric kettle is lowered the temperature, said condenser system comprises water of condensation circulating water pool, water circulating pump and condensing surface, and said recirculated water delivery side of pump is divided into two-way; The pipeline that is provided with valve of wherein leading up to is connected to the chuck feed-water end of said polymeric kettle; Through returning circulating water pool from the chuck water side of polymeric kettle through the pipeline that is provided with valve behind the polymeric kettle, another road is connected to the feed-water end of said condensing surface through the pipeline that is provided with valve, returns circulating water pool through behind the condensing surface from the water side of condensing surface.
8. building adhesive production system according to claim 7 is characterized in that, the water circulating pump of said condenser system is parallel with freezing unit on its output channel.
9. according to the arbitrary described building adhesive production system of claim 1 to 8; It is characterized in that; Said storage tank comprises that a plurality of and said dissolution kettle is positioned at the fine fodder jar of workshop with one deck, is used for being stored in the various auxiliary agents that polymerization process adds to said polymeric kettle.
10. building adhesive production system according to claim 9; It is characterized in that; Further be provided with system, comprise PLC unit and IPC, said IPC is connected with the PLC unit; By the PLC unit controllable component of heating system and said storage tank, reaction kettle, cooling system, condenser system is managed and controlled, realize the condition monitoring of equipment, the setting and the data management function of prescription.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010101442631A CN101811844B (en) | 2010-04-08 | 2010-04-08 | Building adhesive production system |
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| CN2010101442631A CN101811844B (en) | 2010-04-08 | 2010-04-08 | Building adhesive production system |
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| CN101811844A CN101811844A (en) | 2010-08-25 |
| CN101811844B true CN101811844B (en) | 2012-05-30 |
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| CN105270772A (en) * | 2014-07-07 | 2016-01-27 | 中石化洛阳工程有限公司 | Ethylene spherical tank cooling depressurizing method |
| CN110523341B (en) * | 2019-09-11 | 2022-05-17 | 巨石集团有限公司 | Automatic preparation system for water-based adhesive of adhesive film and control method thereof |
| CN113337221B (en) * | 2021-05-24 | 2022-08-05 | 浙江天成工程设计有限公司 | Preparation process and production device of white latex with good weather resistance |
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| US6319312B1 (en) * | 1998-11-18 | 2001-11-20 | Advanced Construction Materials Corp. | Strengthened, light weight wallboard and method and apparatus for making the same |
| JP5165991B2 (en) * | 2006-11-23 | 2013-03-21 | スルザー ケムテック アクチェンゲゼルシャフト | Method and plant for producing polymer particles |
| CN101220563B (en) * | 2007-11-22 | 2010-12-15 | 复旦大学 | Environment protection type pigment resin printing adhesive agent capable of self crosslinking at low-temperature, and preparation thereof |
| CN201670803U (en) * | 2010-04-08 | 2010-12-15 | 美巢集团股份公司 | Building cement production system |
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