CN101596514B - Spraying method and spraying equipment for two-component coating - Google Patents

Spraying method and spraying equipment for two-component coating Download PDF

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Publication number
CN101596514B
CN101596514B CN 200810110540 CN200810110540A CN101596514B CN 101596514 B CN101596514 B CN 101596514B CN 200810110540 CN200810110540 CN 200810110540 CN 200810110540 A CN200810110540 A CN 200810110540A CN 101596514 B CN101596514 B CN 101596514B
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component
spray gun
pump
container
pipeline
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CN101596514A (en
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贾长存
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Premium Beijing Technology Development Co ltd
Wave Of Life Science And Technology Development Co ltd
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Abstract

The invention discloses a spraying method and spraying equipment for a two-component coating. The spraying method comprises the following steps: a first component and a second component of the coating are prepared, wherein the first component comprises modified emulsified asphalt, and the second component comprises a water solution of calcium chloride; the first component and the second component are respectively placed into a first container and a second container; an engine is started, a first pump and a second pump are simultaneously driven by a rotation device; the first component inside the first container is absorbed into a first pipeline by the first pump and delivered to a first spray gun through a third pipeline; and the second component inside the second container is absorbed into a second pipeline by the second pump and delivered to a second spray gun through a fourth pipeline. When the two-component coating is sprayed, a gunlock of the first spray gun and a gunlock of the second spray gun are simultaneously pulled so that the first component and the second component are respectively sprayed out of the first spray gun and the second spray gun and then converged and instantly reacted and fallen on a substance to be sprayed to form a film layer. The method combines the advantages of coiled (sheet) materials and coatings.

Description

The spraying method of two-component coating and spraying equipment
Technical field
The present invention relates to a kind of spraying method and spraying equipment of two-component coating, relate in particular to a kind of spraying method of two-component coating and the spraying equipment with double-pipe spray gun of use thereof.
Background technology
In waterproof and the protective materials field such as anticorrosion, traditional and product that see in the market mainly can be divided into two large classes: roll up (sheet) material and coating.The major advantage of volume (sheet) material is that product is prefabricated in the factory production well, and as requested reinforcement or thickening is to reach specific requirement.But also exactly because these products are prefabrication, thus flexibility lacked in the construction at the scene, particularly difficult when processing shaped body.Although industry has been researched and developed reinforcement means, reinforcement process and the auxiliary material of numerous physics and chemistries, the processing of slit and interface is still maximum hidden danger in the protection of volume (sheet) material.By comparison, coating is liquid, can brush at the construction field (site), processes shaped body flexibly and relatively easily, especially can process reliably slit and interface.But because coating is to brush at the scene, coating layer thickness is limited, all needs to parch rear brushing construction next time of just carrying out after every layer of brushing, and meeting the requirements of like this thickness often needs the long period.
How can be in conjunction with the advantage of volume (sheet) material and coating, namely the intensity of volume (sheet) material and thickness and use coating are processed the flexibility of special-shaped object; Can avoid again simultaneously the defective separately of volume (sheet) material and coating, be one of those skilled in the art's problem to be solved.
Summary of the invention
A kind of spraying method of bi-component water-repellent paint is provided according to an aspect of the present invention.This spraying method comprises the first component and the second component that at first prepares coating, and the first component comprises modified emulsifying asphalt, and second component comprises the aqueous solution of calcium chloride.Then, the first component and second component are placed respectively among the first container and the second container.Ato unit drives the first pump and the second pump simultaneously by tumbler.The first pump sucks the first component in the first container through the first pipeline, and passes through the 3rd pipeline transmission to the first spray gun.The second pump sucks the second component in the second container through second pipe, and passes through the 4th pipeline transmission to the second spray gun.When spraying, scratch simultaneously the plate machine of moving the first spray gun and the trigger of the second spray gun, make the first component and second component respectively by the first spray gun and the ejection of the second spray gun, the first component and second component are joined and transient response, drop on the object to be sprayed and form rete.
According to embodiments of the invention, the temperature of the first component and second component is between 10 ℃-45 ℃.The first component can be controlled by the first control valve and the first Pressure gauge by the flow velocity of the first spray gun, and second component can be controlled by the second control valve and the second Pressure gauge by the flow velocity of the second spray gun.Described rete below about 2mm, more than 10 ℃ the time, molding time is about 3 seconds to environment temperature about, drying time is between about 2-10 hour.Moulding and drying time with thicknesses of layers and around temperature, humidity changes and slightly have and reduce or increase.The elasticity of described rete is greater than 800%, and its relaxation shrinkage is greater than 80%.
According to embodiments of the invention, have the spraying equipment of two spray guns by use, so that the first component of coating and second component after ejecting spray gun, were joined and transient response before arriving object to be sprayed, drop on the object to be sprayed and form rete.Therefore even on different in nature object, also can form whole rete, and reliably Processing Interface and slit.And therefore formed rete moulding can once form the rete of the thickness that meets the requirements with rapidly dry.Therefore method combines the advantage of volume (sheet) material and coating according to an embodiment of the invention.In addition, two components of coating need not heating in spraying process, have therefore saved energy consumption and cost.Nontoxic pollution-free according to the formed rete of embodiments of the invention, and in construction technology, do not have the discharging of pernicious gas.And the combination of formed rete and object to be sprayed is firm, and formed rete has the elasticity of superelevation, has very high anti-puncture performance, has solved the problems such as seepage corrosion that caused by cracking, slit, puncture and the interface of traditional protective materials.In addition; this rete has the physical characteristics such as uvioresistant, ageing-resistant, antiacid alkali; can be widely applicable for various Architectural Equipments, highway, railway construction, environmental protection, chemical industry, electric power, draw, draining and water conservancy projects protection, underground space lining, volatile matter barrier, garbage loading embeading interlayer and defence engineering etc., be specially adapted to waterproof, anticorrosion and the antiseep in special-shaped object in the above-mentioned industry and complex-shaped place.
According to a further aspect in the invention, provide a kind of spraying equipment for above-mentioned spraying method.This spraying equipment comprises: engine; The first pump and the second pump; With the power transmission of the described engine transmission device to the first pump and the second pump; The first container of the first component of storage coating is connected with the first pump by the first pipeline; The second container of the second component of storage coating is connected with the second pump by second pipe; The first spray gun is connected with the first pump by the 3rd pipeline; With the second spray gun, be connected with the second pump by the 4th pipeline.
Preferably, described the first spray gun and the second spray gun can be fixed together, and form a predetermined angle between the first spray gun and the second spray gun.Perhaps, described the first spray gun and the second spray gun can link together, and form an adjustable predetermined angle between the first spray gun and the second spray gun.
Preferably, described spraying equipment can also comprise: the 3rd spray gun is connected with the first pump by the 5th pipeline; With the 4th spray gun, be connected with the second pump by the 6th pipeline.
Described spraying equipment can also comprise: be arranged in the 3rd pipeline and regulate the first control valve of the pressure of the first component; Be arranged in the 4th pipeline and regulate the second control valve of the pressure of second component; Be arranged in the 3rd pipeline and detect the first Pressure gauge of the pressure of the first component; With the second Pressure gauge that is arranged in the 4th pipeline and detects the pressure of second component.Described spraying equipment can also comprise: be used for the first return duct of backflow the first component, be arranged between the first container and the first pump; The second return duct with being used for the backflow second component is arranged between second container and the second pump.
Preferably, the 3rd pipeline and the 4th pipeline can be flexible pipe.The length of described flexible pipe is about 1-200m.Described engine can be selected from petrol engine, Diesel engine, motor.
In bi-component spray automatic doubler surface glouer according to the present invention, two components of coating were not mixed before spraying coating process, did not therefore need heater and relevant mixing arrangement.In the spraying coating process process, two kinds of components spray from two spray guns respectively.Because be formed with a predetermined angle between two spray guns, two kinds of components were joined and transient response before arriving object to be sprayed, and formed coating or film body on the surface of object.In addition, by using control valve and Pressure gauge, can adjust respectively pressure and the flow velocity of two kinds of components, thereby can adjust distance that distance that spray distance and two kinds of components join namely sprays etc. according to the actual conditions of construction, therefore larger Technological adaptability is provided.And the 3rd pipeline and the 4th pipeline that connect two spray guns can be the long flexible pipe of about 1-200m, therefore can further increase the boundary of works area of spraying coating process.Bi-component spray automatic doubler surface glouer of the present invention can also comprise the 3rd spray gun and the 4th spray gun, thereby has increased the operating efficiency of spraying equipment.
Description of drawings
Fig. 1 is the schematic diagram that forms rete according to the spraying method of the first embodiment of the present invention at object to be sprayed;
Fig. 2 is the structural representation of spraying equipment according to a second embodiment of the present invention;
Fig. 3 is the schematic diagram of spray gun of the spraying equipment of a third embodiment in accordance with the invention; With
Fig. 4 is the structural representation of the spraying equipment of a fourth embodiment in accordance with the invention.
The specific embodiment
The present invention is further illustrated below in conjunction with drawings and Examples.For the purpose of clear demonstration, the element in the accompanying drawing and feature are not proportionally drawn.
The first embodiment
Spraying method according to the present invention comprises the first component A and the second component B that at first prepares coating.The first component A comprises ultra-fine suspension micro-emulsion type modified emulsifying asphalt.Asphalt material is water insoluble not to be mixed with water yet, but by stirring at a high speed or shear action, pitch is broken into molecule, is dispersed in the aqueous solution of surface reactive material of emulsifying agent effect, then can obtain a kind of Uniform Dispersion colloid.The basic role of emulsifying agent is to reduce surface tension.Be characterized in having in the molecule polar group of water-soluble (hydrophily) and the non-polar group of an oil-soluble (hydrophobicity).In pitch-aqueous systems, the emulsifying agent molecule is displaced between pitch and water termination, and the hydrophobic group of its molecule is adsorbed in the surface of pitch, and makes it with electric charge, and hydrophilic radical then enters water.Thereby pitch particle and water are linked up, reduced interfacial tension between the two.Simultaneously, because the pitch particle is mutually exclusive with same electric charge, hinders mutually cohesion between them, thereby make asphalt emulsion can keep all even stable of regular period.Second component B comprises the aqueous solution of calcium chloride.
With reference to figure 2, the first component A and second component B are placed respectively among the first container 5 and the second container 6.Ato unit 1 drives the first pump 3 and the second pump 4 simultaneously by tumbler 2.The first pump 3 sucks the first component A in the first container 5 through the first pipeline 9, and is transferred to the first spray gun 7 by the 3rd pipeline 11.The second pump 4 sucks the second component B in the second container 6 through second pipe 10, and is transferred to the second spray gun 8 by the 4th pipeline 12.When spraying, with reference to figure 1, scratch simultaneously the plate machine of moving the first spray gun 7 and the trigger of the second spray gun 8, make the first component A and second component B respectively by the first spray gun 7 and 8 ejections of the second spray gun and join.Asphalt emulsion is with after the aqueous solution that comprises calcium chloride contacts, because contacting and the electrostatic interaction of emulsion and mineral aggregate etc. of the evaporation of moisture, emulsion and mineral aggregate, the pitch particle is condensed mutually, finish instantaneous cracking (breakdown of emulsion) reaction of asphalt emulsion, drop on the object to be sprayed and form rete.
The temperature of the first component A and second component B is between 10 ℃-45 ℃.Namely the temperature of the first component A and second component B can be according to the variations in temperature of environment, and need not heating or cooling.This spraying equipment can also comprise and is arranged at the 3rd pipeline and the 4th ducted Pressure gauge 13,14 and control valve 15,16, to detect respectively and to adjust the pressure of the first component A and second component B, thereby can adjust distance that distance that spray distance and two kinds of components join namely sprays etc. according to the actual conditions of construction, therefore larger Technological adaptability is provided.
Formed rete below about 2mm, more than 10 ℃ the time, molding time is about 3 seconds to environment temperature about, drying time is between about 2-10 hour.Moulding and drying time with thicknesses of layers and around temperature, humidity changes and slightly have and reduce or increase.The elasticity of described rete is greater than 800%, and its relaxation shrinkage is greater than 80%.
According to embodiments of the invention, the spraying equipment that has two spray guns by use, so that the first component A of coating and second component B after ejecting spray gun, arriving the also transient response of joining between the object to be sprayed, drop on the object to be sprayed and form rete.Therefore even on different in nature object, also can form whole rete, and reliably Processing Interface and slit.And therefore formed rete moulding can once form the rete of the thickness that meets the requirements with rapidly dry.Therefore method combines the advantage of volume (sheet) material and coating according to an embodiment of the invention.In addition, two components of coating need not heating in spraying process, have therefore saved energy consumption and cost.Nontoxic pollution-free according to the formed rete of embodiments of the invention, and in construction technology, do not have the discharging of pernicious gas.And the combination of formed rete and object to be sprayed is firm, and formed rete has the elasticity of superelevation, has very high anti-puncture performance, has solved the problems such as seepage corrosion that caused by cracking, slit, puncture and the interface of traditional protective materials.In addition; this rete has the physical characteristics such as uvioresistant, ageing-resistant, antiacid alkali; can be widely applicable for various Architectural Equipments, highway, railway construction, environmental protection, chemical industry, electric power, draw, draining and water conservancy projects protection, underground space lining, volatile matter barrier, garbage loading embeading interlayer and defence engineering etc., be specially adapted to waterproof, anticorrosion and the antiseep in special-shaped object in the above-mentioned industry and complex-shaped place.
The second embodiment
Fig. 2 is the structural representation of spraying equipment according to a second embodiment of the present invention.This spraying equipment comprises engine 1, transmission device 2, the first pump 3, the second pump 4, the first container 5, second container 6, the first spray gun 7 and the second spray gun 8.Engine 1 can be petrol engine, Diesel engine or motor, to produce the power that drives the first pump 3 and the second pump 4.Transmission device 2 is transferred to respectively the first pump 3 and the second pump 4 with the power of engine 1.Transmission device 2 can adopt the various kinds of drive.For example, transmission device 2 can be by the PTO on the engine 1 for example driving wheel, the first pump 3 and the power input device driven pulley and connect respectively driving wheel and two belts of two driven pulleys form for example of pump 4 of being connected.Transmission device 2 can also adopt other the kind of drive, such as gear drive, turbine and worm, connecting rod etc., as long as transmission device 2 with the power transmission of engine to the first pump 3 and the second pump 4.The first container 5 and second container 6 are stored respectively the first component A and the second component B of coating.The first component A comprises high-performance modified emulsified asphalt.Second component B comprises the aqueous solution of calcium chloride.The first pump 3 is pumped to the 3rd pipeline 11 by the first pipeline 9 with the first component A, and sprays by the first spray gun 7 that the end with the 3rd pipeline 11 is connected.The second pump 4 is pumped to the 4th pipeline 12 by second pipe 10 with second component B, and sprays by the second spray gun 8 that the end with the 4th pipeline 12 is connected.
Preferably, this spraying equipment can also comprise and is arranged at the 3rd pipeline and the 4th ducted Pressure gauge 13,14 and control valve 15,16, to detect respectively and to adjust the pressure of the first component A and second component B, thereby can adjust distance that distance that spray distance and two kinds of components join namely sprays etc. according to the actual conditions of construction, therefore larger Technological adaptability is provided.
Preferably, this spraying equipment can also comprise for the first return duct 17 of the first component A that refluxes and be used for the second return duct 18 of backflow second component.The first return duct 17 and the second return duct 18 are arranged at respectively between the first container 5 and the first pump 3 and are arranged between second container 6 and the second pump 4, thereby the holding state in that the trigger of the first spray gun 7 and the second spray gun 8 is not opened is back to respectively the first container 5 and second container 6 by the first component A and the second component B of the first pipeline 9 and second pipe 10 suctions respectively with the first pump 3 and the second pump 4.
The 3rd pipeline 11 and the 4th pipeline 12 can be the flexible pipe that can reel.The length of described flexible pipe is 1-200m.Because the length of flexible pipe can be adjusted, therefore compare with traditional spraying equipment, can become large according to the boundary of works area of spraying equipment of the present invention.
Fig. 3 is the schematic diagram of the spray gun of spraying equipment according to a second embodiment of the present invention.As shown in Figure 3, the first spray gun 7 and the second spray gun 8 can be fixed on the pedestal.Form a predetermined angle between the first spray gun 7 and the second spray gun 8, thereby the first component A that ejects from the first spray gun 7 and the second spray gun 8 respectively and second component B join and transient response arriving between the object to be sprayed, and form coating or film body on the surface of object.In addition, the angle between the first spray gun 7 and the second spray gun 8 also can be set to adjustable, thereby adapts to different process conditions.
The 3rd embodiment
Fig. 4 is the structural representation of the spraying equipment of a third embodiment in accordance with the invention.The difference of the spraying equipment of the 3rd embodiment and the second embodiment is, except with the first spray gun 7 be connected before spray gun 8 is connected, the first pump 3 also links to each other with the 4th spray gun 20 with the 3rd spray gun 19 with the second pump 4.Namely the first pump 3 be connected pump 4 and connected respectively two spray guns.Similar with the first spray gun 7 and the second spray gun 8, the 3rd spray gun 19 and the 4th spray gun 20 also can be fixed on the pedestal and form a predetermined angle between it.Because the quantity of the spray gun of the spraying equipment of a third embodiment in accordance with the invention increases, the efficient of spraying equipment increases.As the case may be, this spraying equipment can also arrange more spray gun with further increase efficient.
Spraying equipment volume according to the present invention is little, easy and simple to handle, and Technological adaptability is strong, is fit to the place of various constructions.
The above only is the preferred embodiments of the present invention, and all equivalent variations and modifications of doing according to claim of the present invention all should belong to covering scope of the present invention.

Claims (3)

1. the spraying method of a two-component coating comprises:
The first component and the second component of preparation coating, the first component comprises ultra-fine suspension micro-emulsion type modified emulsifying asphalt, described ultra-fine suspension micro-emulsion type modified emulsifying asphalt is by stirring at a high speed or shear action, pitch is broken into molecule, be dispersed in the aqueous solution of surface reactive material of emulsifying agent effect, and the Uniform Dispersion colloid that obtains, second component comprises the aqueous solution of calcium chloride;
The first component and second component are placed respectively among the first container and the second container;
Ato unit, drive simultaneously the first pump and the second pump by tumbler, the first pump sucks the first component in the first container through the first pipeline, and pass through the 3rd pipeline transmission to the first spray gun, the second pump sucks the second component in the second container through second pipe, and passes through the 4th pipeline transmission to the second spray gun;
Scratch simultaneously the plate machine of moving the first spray gun and the trigger of the second spray gun, make the first component and second component respectively by the first spray gun and the ejection of the second spray gun, the first component and second component are joined and transient response, and drop on the object to be sprayed and form rete,
Wherein said rete below the 2mm, environment temperature more than 10 ℃ the time, molding time is 3 seconds, be between 2-10 hour drying time, the elasticity of described rete is greater than 800%, and its relaxation shrinkage is greater than 80%.
2. the spraying method of two-component coating according to claim 1, wherein the temperature of the first component and second component is between 10 ℃-45 ℃.
3. the spraying method of two-component coating according to claim 1, wherein the first component can be controlled by the first control valve and the first Pressure gauge by the flow velocity of the first spray gun, and second component can be controlled by the second control valve and the second Pressure gauge by the flow velocity of the second spray gun.
CN 200810110540 2008-06-02 2008-06-02 Spraying method and spraying equipment for two-component coating Ceased CN101596514B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN 200810110540 CN101596514B (en) 2008-06-02 2008-06-02 Spraying method and spraying equipment for two-component coating
HK10105263.7A HK1138717A1 (en) 2008-06-02 2010-05-28 Coating method for two-coating-composition and coating apparatus using the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200810110540 CN101596514B (en) 2008-06-02 2008-06-02 Spraying method and spraying equipment for two-component coating

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CN101596514A CN101596514A (en) 2009-12-09
CN101596514B true CN101596514B (en) 2013-02-27

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CN 200810110540 Ceased CN101596514B (en) 2008-06-02 2008-06-02 Spraying method and spraying equipment for two-component coating

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HK (1) HK1138717A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102658254A (en) * 2012-04-06 2012-09-12 昆山威茂电子科技有限公司 Mobile phone key spraying device
EP3233259A4 (en) * 2014-12-17 2018-06-06 Graco Minnesota Inc. Plural component proportioner

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5671889A (en) * 1995-02-17 1997-09-30 Petty; Ralph S. Waterproofing spray apparatus
US5866211A (en) * 1993-09-29 1999-02-02 Obayashi Corporation Rubber modified asphalt type of water-proofing compositions
CN2796853Y (en) * 2005-02-07 2006-07-19 赵亚青 Bicomponent spray coating machine
CN201231207Y (en) * 2008-05-22 2009-05-06 贾长存 Spraying device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5866211A (en) * 1993-09-29 1999-02-02 Obayashi Corporation Rubber modified asphalt type of water-proofing compositions
US5671889A (en) * 1995-02-17 1997-09-30 Petty; Ralph S. Waterproofing spray apparatus
CN2796853Y (en) * 2005-02-07 2006-07-19 赵亚青 Bicomponent spray coating machine
CN201231207Y (en) * 2008-05-22 2009-05-06 贾长存 Spraying device

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
JP特开2000-126654A 2000.05.09
JP特开2006-227179A 2006.08.31

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CN101596514A (en) 2009-12-09

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