CN208764946U - A kind of flue based on VF-B, VF-T coating - Google Patents

Abstract

The utility model discloses a kind of flues based on VF-B, VF-T coating, are related to anticorrosion technique field.The flue includes flue ontology, the first prime coat and the second prime coat.Wherein, flue ontology includes the flue substrate set gradually from the inside to the outside, vitreous ceramic brick, glass-fiber-fabric enhancement layer.First prime coat is painted on the internal layer and outer layer of flue ontology, and the second prime coat is painted on the surface of the first prime coat.First prime coat is；Second prime coat is VF-T dope layer, and VF-T dope layer is set to the outside of VF-B dope layer.The flue increases the protection of anti-corrosive coating layer again on the basis of based on anti-corrosion structure, so that the anticorrosion ability of the flue is significantly improved, extends the service life of itself, has saved economic cost.

Description

A kind of flue based on VF-B, VF-T coating

Technical field

The utility model relates to anticorrosion technique fields, in particular to a kind of cigarette based on VF-B, VF-T coating Road.

Background technique

Existing boiler smoke carries out smoke gas treatment, so that the content of sulfur dioxide composite environmental-friendly in boiler emission flue gas Standard, desulfurization technology use lime stone, one tower of a furnace, and the flue gas after desulfurization is discharged into existing chimney through the flue of tower top outlet. Since the flue-gas temperature after desulfurization is low, humidity is big, is attached in net flue inner wall from the sulfur dioxide and water being precipitated in flue gas, right Flue generates strong corrosivity, needs to carry out flue preservative treatment, but the processing of existing anticorrosion of flue duct can not be good Etching problem is solved, very big puzzlement has been brought.

Utility model content

The purpose of this utility model is to provide a kind of flue based on VF-B, VF-T coating, which is being based on anti-corrosion The protection of anti-corrosive coating layer is increased on the basis of arbor again, so that the anticorrosion ability of the flue is significantly improved, The service life for extending itself, has saved economic cost.

The embodiments of the present invention are achieved in that

A kind of flue based on VF-B, VF-T coating, comprising:

Flue ontology, flue ontology have the inner and outer being oppositely arranged；

First prime coat, the first prime coat is set to inside and the outer layer of flue ontology, and the first prime coat is VF-B painting The bed of material；

Second prime coat, the second prime coat is set to the outside of the second prime coat, and the second prime coat is VF-T dope layer；

Wherein, flue ontology includes the flue substrate set gradually from the inside to the outside, vitreous ceramic brick, glass-fiber-fabric enhancement layer.

Further, in the preferred embodiment of the utility model, the thickness ratio of the first prime coat and the second prime coat is 2 ~3:1~4.

Further, it in the preferred embodiment of the utility model, is also set above the second prime coat of flue outer body It is equipped with one layer of first intermediate primer layers.

Further, it in the preferred embodiment of the utility model, is also set on the first intermediate primer layers of flue outer body It is equipped with one layer of first top coat layer.

Further, in the preferred embodiment of the utility model, the first intermediate primer layers be epoxy coating layer, first Top coat layer is water-borne acrylic coatings layer.

Further, in the preferred embodiment of the utility model, flue ontology further includes glass reinforced plastic composite layer, glass reinforced plastic Composite layer is coated on the glass-fiber-fabric enhancement layer after damage, and glass reinforced plastic composite layer include within to three layers set gradually outside Chopped mat, triplex glass cloth and layer of surface felt.

Further, in the preferred embodiment of the utility model, flue substrate, vitreous ceramic brick, glass-fiber-fabric enhancement layer And the thickness ratio of glass reinforced plastic composite layer is 5:1:0.1:2~4.

Further, in the preferred embodiment of the utility model, between glass-fiber-fabric enhancement layer and glass reinforced plastic composite layer also It is provided with one layer of waterproof polyurethane layer.

Further, in the preferred embodiment of the utility model, the thickness of waterproof polyurethane layer and glass-fiber-fabric enhancement layer Than for 1:0.8~0.9.

Further, it in the preferred embodiment of the utility model, is additionally provided between flue substrate and the first prime coat One layer of absorbing and deodorizing layer, the material of absorbing and deodorizing layer are negative Ion nanometer material.

The embodiments of the present invention at least have following advantages or the utility model has the advantages that

The embodiments of the present invention provide a kind of flue based on VF-B, VF-T coating, should be applied based on VF-B, VF-T The flue of material includes flue ontology, the first prime coat and the second prime coat.Wherein, flue ontology includes successively setting from the inside to the outside The flue substrate set, vitreous ceramic brick, glass-fiber-fabric enhancement layer.The setting of vitreous ceramic brick, glass-fiber-fabric enhancement layer can guarantee On the basis of the permeability resistance of flue ontology, the Corrosion Protection of flue ontology is effectively improved.Meanwhile the first prime coat brushing In the surface of flue substrate, the second prime coat is painted on the surface of the first prime coat.Flue ontology has the inside being oppositely arranged With outside；First prime coat is set to the inner and outer of flue ontology, and the first prime coat is VF-B dope layer；Second priming paint Layer is set to the outside of the first prime coat, and the second prime coat is VF-T dope layer.It, can be by the setting of VF-B dope layer The high-performance inorganic anti-corrosion lining that the surface of flue ontology is formed, the erosion resistant coating of formation have fire-retardant, high temperature resistant (1000 DEG C), resistance to Low temperature (- 100 DEG C), resistance to alternating temperature-changing, wear-resisting, resistant to sea water, sulfate, a variety of diluted acids and chemical mediator burn into curing time be fast, The advantages that easily constructing.The high-performance inorganic nano anti-corrosive lining that can be formed in equipment surface by the setting of VF-T dope layer.This Mechanically spraying, by hand the methods of brushing can be used in construction for kind Corrosion prevention scheme, and the erosion resistant coating of formation has fire-retardant, high temperature resistant (1000 DEG C), low temperature resistant (- 100 DEG C), resistance to alternating temperature-changing, it is wear-resisting, corrosion-resistant the advantages that.

In conclusion the flue increases the protection of anti-corrosive coating layer on the basis of based on anti-corrosion structure again, make The anticorrosion ability for obtaining the flue is significantly improved, and extends the service life of itself, has saved economic cost.

Detailed description of the invention

It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also To obtain other relevant attached drawings according to these attached drawings.

Fig. 1 is the partial structurtes for the first flue based on VF-B, VF-T coating that the embodiments of the present invention provide Schematic diagram；

Fig. 2 is the partial structurtes for second of flue based on VF-B, VF-T coating that the embodiments of the present invention provide Schematic diagram；

Fig. 3 is the partial structurtes for the third flue based on VF-B, VF-T coating that the embodiments of the present invention provide Schematic diagram.

Icon: flue of the 100- based on VF-B, VF-T coating；101- flue ontology；The first prime coat of 103-；105- Two prime coats；107- flue substrate；109- vitreous ceramic brick；111- glass-fiber-fabric enhancement layer；113- glass reinforced plastic composite layer；115- First intermediate primer layers；The first top coat layer of 119-；123- chopped mat；125- glass cloth；The surface 127- felt；129- waterproof polyurethane Layer；131- absorbing and deodorizing layer.

Specific embodiment

It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.Therefore, below to attached The detailed description of the embodiments of the present invention provided in figure is not intended to limit the range of claimed invention, But it is merely representative of the selected embodiment of the utility model.Based on the embodiments of the present invention, ordinary skill people Member's every other embodiment obtained without creative efforts, belongs to the model of the utility model protection It encloses.

It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.

In the description of the utility model embodiment, it should be noted that term " center ", "upper", "lower", " left side ", The orientation or positional relationship of the instructions such as " right side ", "vertical", "horizontal", "inner", "outside" is orientation based on the figure or position Relationship or the utility model product using when the orientation or positional relationship usually put, be merely for convenience of describing this reality It is described with novel with simplified, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific Orientation construction and operation, therefore should not be understood as limiting the present invention.In addition, term " first ", " second ", " third " It is described etc. being only used for distinguishing, is not understood to indicate or imply relative importance.

In the description of the utility model embodiment, it is also necessary to which explanation is unless specifically defined or limited otherwise, art Language " setting ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, be also possible to detachable Connection, or be integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, centre can also be passed through Medium is indirectly connected, and can be the connection inside two elements.It for the ordinary skill in the art, can specific feelings Condition understands the concrete meaning of above-mentioned term in the present invention.

In the present invention unless specifically defined or limited otherwise, fisrt feature is on or below second feature It may include that the first and second features directly contact, also may include that the first and second features are not direct contacts but pass through it Between other characterisation contact.Moreover, fisrt feature is on second feature, top and above include fisrt feature the Right above two features and oblique upper, or first feature horizontal height is merely representative of higher than second feature.Fisrt feature is in the second spy Under sign, lower section and fisrt feature included below be directly below and diagonally below the second feature, or be merely representative of fisrt feature level Height is less than second feature.

Fig. 1 is the structural schematic diagram of the first flue 100 based on VF-B, VF-T coating provided in this embodiment.It please join Fig. 1 is read, present embodiments provides a kind of flue 100 based on VF-B, VF-T coating, comprising: flue ontology 101, the first priming paint Layer 103 and the second prime coat 105.Wherein, flue ontology 101 includes the flue substrate 107 set gradually from the inside to the outside, vitreous Ceramic Tiles 109, glass-fiber-fabric enhancement layer 111.The setting of vitreous ceramic brick 109, glass-fiber-fabric enhancement layer 111 can guarantee flue sheet On the basis of the permeability resistance of body 101, the Corrosion Protection of flue ontology 101 is effectively improved.

Meanwhile first prime coat 103 be painted on the surface of flue substrate 107, the second prime coat 105 is painted on the first bottom The surface of paint layer 103.Flue ontology 101 has the inner and outer being oppositely arranged；First prime coat 103 is set to flue ontology 101 inside, and the first prime coat 103 is VF-B dope layer；Second prime coat 105 is set to the outside of flue ontology 101, and Second prime coat 105 is VF-T dope layer.By the setting of VF-B dope layer, the height that can be formed on the surface of flue ontology 101 The erosion resistant coating of performance inorganic anti-corrosion lining, formation has fire-retardant, high temperature resistant (1000 DEG C), low temperature resistant (- 100 DEG C), resistance to alternation temperature Degree, wear-resisting, resistant to sea water, sulfate, a variety of diluted acids and chemical mediator burn into curing time be fast, easily construction the advantages that.Pass through VF-T The high-performance inorganic nano anti-corrosive lining that the setting of dope layer can be formed in equipment surface.This Corrosion prevention scheme can be adopted in construction With mechanically spraying, by hand the methods of brush, the erosion resistant coating of formation have fire-retardant, high temperature resistant (1000 DEG C), low temperature resistant (- 100 DEG C), Resistance to alternating temperature-changing, it is wear-resisting, corrosion-resistant the advantages that.

In detail, VF-B series inorganic anti-corrosion paint is special using specialty inorganic cementitious material and hard aggregate, high-durability The raw material such as kind inorganic anti-corrosion slurries, in the high-performance inorganic anti-corrosion lining that equipment surface is formed.This Corrosion prevention scheme is being constructed When can be used mechanically spraying and manual brushing method, the erosion resistant coating of formation have fire-retardant, high temperature resistant (1000 DEG C), it is low temperature resistant (- 100 DEG C), resistance to alternating temperature-changing, wear-resisting, resistant to sea water, sulfate, a variety of diluted acids and chemical mediator burn into curing time be fast, easily construction The advantages that and concrete substrate have good adhesion strength, the anti-corrosion particularly suitable for equipment such as thermal power plant's coal bunker, chimneys. Its products characteristics includes:

1, high-intensitive: 30~50MPa of compression strength, 6~10MPa of flexural strength；

2, it is quickly delivered for use: 24 hours intensity: 20~30MPa；

3, good with Concrete Bond Strength: to reach 1.7MPa；

4, outstanding with the adhesion strength of other coating: to reach 2.4MPa；

5, linear expansion coefficient: essentially the same (1/ DEG C of 1x10-5) with base concrete；

6, more flexible than concrete: modular ratio equal strength concrete low about 20%；

7, anti-cracking performance is good, it then follows construction, maintenance technology requirement can be to avoid crackings；

8, nontoxic, without volatile material.

In detail, VF-T series inorganic nano paint uses two-component inorganic nano ceramic material, is formed in equipment surface High-performance inorganic nano anti-corrosive lining.Mechanically spraying, by hand the methods of brushing, shape can be used in construction for this Corrosion prevention scheme At erosion resistant coating have fire-retardant, high temperature resistant (1000 DEG C), low temperature resistant (- 100 DEG C), resistance to alternating temperature-changing, wear-resisting, corrosion-resistant etc. it is excellent Point, the anti-corrosion suitable for equipment such as thermal power plant's flue, absorption tower, wet scrubber, chimneys.Products characteristics:

1, corrosion resistance.All kinds of acid-alkali mediums, oxidant and organic solvent corrosion can be resisted.

2, anti-alternating temperature-changing.Persistently resist resistance to temperature to change from 180~600 DEG C of cold cycling, is resistant to intermittent peak value 1000 DEG C of high temperature；

3, impervious.Inorganic nano copolymer filming medium compounds to form high-densit coating, energy with ceramic functional filler It is effective against Liquid Penetrant；

4, wearability.The synergistic effect of ceramic filming medium and filler makes it have excellent antiwear characteristic；

5, self-cleaning.Nano coating low-surface-energy and ultralow friction coefficient make liquid medium be in difficult wetting in coating surface State effectively prevent adhering to.

Therefore, which increases the protection of anti-corrosive coating layer again on the basis of based on anti-corrosion structure, so that should The anticorrosion ability of flue is significantly improved, and extends the service life of itself, has saved economic cost.

Referring to Fig. 1, in the present embodiment, the thickness ratio of the first prime coat 103 and the second prime coat 105 is 2~ 3:1~4.First prime coat 103 is located at the inside and outside of flue ontology 101, and the second prime coat 105 is located at the first prime coat 103 outside, therefore the minimum thickness of the first prime coat 103 is greater than the second prime coat 105.In the process of specific implementation In, the thickness of the first prime coat 103 and the second prime coat 105 can also be selected according to demand, the implementation of the utility model Example is without limitation.

As a preferred option, it is additionally provided in one layer first above second prime coat 105 in the outside of flue ontology 101 Between paint layer 115 and the first top coat layer 119.The setting of first intermediate primer layers 115 and the first top coat layer 119 can effectively improve whole The Corrosion Protection of body, while the first prime coat 103 can be also protected, it avoids generating damage due to extraneous scraping.Meanwhile the The use of one top coat layer 119 also improves the aesthetics of entire flue, so that the appearance of entire flue is more pleasing.

Specifically, in the present embodiment, the first intermediate primer layers 115 are epoxy coating layer.Epoxy coating layer On the basis that certain Corrosion Protection is provided, moreover it is possible to provide enough adhesive properties, the first top coat layer 119 is aqueous acrylamide Sour dope layer.Water-borne acrylic coatings can help to the diffusion of flue internal gas, avoid generating bubbling, to improve entire cigarette The service life in road.

Referring to Fig. 1, in this embodiment, flue ontology 101 further includes coated on the glass-fiber-fabric enhancement layer after damage 111 outside, glass reinforced plastic composite layer 113 include within to set gradually outside three layers of chopped mat 123, triplex glass cloth 125 with And layer of surface felt 127.Glass reinforced plastic composite board is on the basis for providing certain corrosion proof function, moreover it is possible to provide certain anti- Osmosis, to guarantee the quality of entire flue.

Wherein, as a preferred option, in the present embodiment, flue substrate 107, vitreous ceramic brick 109, glass-fiber-fabric enhancing The thickness ratio of layer 111 and glass reinforced plastic composite layer 113 is 5:1:0.1:2~4.Certainly, in the other embodiments of the utility model In, the thickness of each raw material layer can also be selected according to demand, and the embodiments of the present invention are without limitation.

Fig. 2 is the structural schematic diagram of the second provided in this embodiment flue 100 based on VF-B, VF-T coating.It please join Fig. 2 is read, in the present embodiment, one layer of waterproof polyurethane is additionally provided between glass-fiber-fabric enhancement layer 111 and glass reinforced plastic composite layer 113 Layer 129.Waterproof polyurethane layer 129 can provide good waterproof effect, so that the evaporation due to moisture be avoided to drive etchant gas Into dope layer, and then improve the service life of dope layer.

As a preferred option, in the present embodiment, the thickness ratio of waterproof polyurethane layer 129 and glass-fiber-fabric enhancement layer 111 For 1:0.8~0.9.Certainly, in the other embodiments of the utility model, each thickness degree can also be selected according to demand, The embodiments of the present invention are without limitation.

Fig. 3 is the structural schematic diagram of the third flue 100 based on VF-B, VF-T coating provided in this embodiment.It please join Fig. 3 is read, in the present embodiment, one layer of absorbing and deodorizing layer 131 is additionally provided between flue substrate 107 and the first prime coat 103, is inhaled The material of attached deodorizing layer 131 is negative Ion nanometer material.Since the gas conveyed in flue often has niff, absorption Deodorizing layer 131 can remove effectively part peculiar smell, improve the adaptability of environment, also protect the working environment of staff.

In conclusion a kind of flue 100 based on VF-B, VF-T coating that the embodiments of the present invention provide is being based on The protection for increasing anti-corrosive coating layer on the basis of anti-corrosion structure again, so that the anticorrosion ability of the flue is significantly mentioned Height extends the service life of itself, has saved economic cost.

The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.

Claims (10)

1. a kind of flue based on VF-B, VF-T coating characterized by comprising

Flue ontology, the flue ontology have the inner and outer being oppositely arranged；

First prime coat, first prime coat are set to the inside and the outside of the flue ontology, and described the One prime coat is VF-B dope layer；

Second prime coat, second prime coat is set to the outer layer of first prime coat, and second prime coat is VF- T dope layer；

Wherein, the flue ontology includes the flue substrate set gradually from the inside to the outside, vitreous ceramic brick, glass-fiber-fabric enhancement layer.

2. the flue according to claim 1 based on VF-B, VF-T coating, it is characterised in that:

The thickness ratio of first prime coat and second prime coat is 2~3:1~4.

3. the flue according to claim 2 based on VF-B, VF-T coating, it is characterised in that:

One layer of first intermediate primer layers is additionally provided with above second prime coat of the flue outer body.

4. the flue according to claim 3 based on VF-B, VF-T coating, it is characterised in that:

One layer of first top coat layer is additionally provided on the outside of first intermediate primer layers.

5. the flue according to claim 4 based on VF-B, VF-T coating, it is characterised in that:

First intermediate primer layers are epoxy coating layer, and first top coat layer is water-borne acrylic coatings layer.

6. the flue according to any one of claim 1 to 5 based on VF-B, VF-T coating, it is characterised in that:

The flue ontology further includes glass reinforced plastic composite layer, and the glass reinforced plastic composite layer is coated on the glass-fiber-fabric after damage and increases On strong layer, and the glass reinforced plastic composite layer include within to set gradually outside three layers of chopped mat, triplex glass cloth and one Layer surface felt.

7. the flue according to claim 6 based on VF-B, VF-T coating, it is characterised in that:

The flue substrate, the vitreous ceramic brick, the glass-fiber-fabric enhancement layer and the glass reinforced plastic composite layer thickness ratio For 5:1:0.1:2~4.

8. the flue according to claim 7 based on VF-B, VF-T coating, it is characterised in that:

One layer of waterproof polyurethane layer is additionally provided between the glass-fiber-fabric enhancement layer and the glass reinforced plastic composite layer.

9. the flue according to claim 8 based on VF-B, VF-T coating, it is characterised in that:

The thickness ratio of the waterproof polyurethane layer and the glass-fiber-fabric enhancement layer is 1:0.8~0.9.

10. the flue according to claim 6 based on VF-B, VF-T coating, it is characterised in that:

One layer of absorbing and deodorizing layer, the material of the absorbing and deodorizing layer are additionally provided between the flue substrate and first prime coat Expect the Ion nanometer material that is negative.