CN207137702U - A kind of tail gas degradation-type thin overlay - Google Patents
A kind of tail gas degradation-type thin overlay Download PDFInfo
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- CN207137702U CN207137702U CN201720892404.5U CN201720892404U CN207137702U CN 207137702 U CN207137702 U CN 207137702U CN 201720892404 U CN201720892404 U CN 201720892404U CN 207137702 U CN207137702 U CN 207137702U
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- silica gel
- epoxy resin
- tail gas
- thin overlay
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Abstract
The utility model discloses a kind of tail gas degradation-type thin overlay, for layered composite structure, include composite seal coat from top to bottom, nano-photocatalytic film layer and reinforcing fiber layer, wherein composite seal coat is silica gel asphalt mixtures modified by epoxy resin fat crushed stones layer, the nano-photocatalytic film layer is ceramic particle layer of the surface coated with titanium dioxide/graphene composite photocatalyst or nano titanium oxide, the silica gel asphalt mixtures modified by epoxy resin fat crushed stones layer includes silica gel, epoxy resin and rubble, wherein, the silica gel is thick silica gel, the epoxy resin is weatherability ERG epoxy resin, the coverage rate of the rubble is 50% ~ 75%.The reinforcing fiber layer includes SMA pitches and ceramic fibre, the utility model provides a kind of tail gas degradation-type thin overlay, absorptivity of the cover to tail gas is improved by the silica gel in thin overlay sealing, sealing improves the weatherability and crack resistance of cover using epoxy resin simultaneously, ceramic particle coated with photochemical catalyst adds the active area of photochemical catalyst, improve photocatalysis efficiency, and ceramic particle and reinforcing fiber layer effectively increase the intensity of thin overlay, the lasting maintenance of road pavement ensure that.
Description
Technical field
A kind of tail gas degradation-type thin overlay is the utility model is related to, belongs to pavement structure field.
Background technology
With the increase of car ownership, destruction of the vehicle exhaust to atmospheric environment turns into the master of world today's environmental pollution
Want problem.In the method and measure of numerous improvement and degraded vehicle exhaust, technology of catalytic oxidization degradation is safe, smooth with it
Many advantages, such as selling, be renewable gradually attracts people's attention, and its unique advantage and feature also make it dirty in motor vehicle emission
More and more important effect is played in terms of the ecological environment degraded for contaminating thing.Many experts and scholar are photocatalytic degradation at present
A kind of new way of the technology as tail gas in degraded air.What is contacted first after being excluded due to vehicle exhaust is road surface, if can incite somebody to action
Photocatalyst purifies the pollutant in vehicle exhaust using sunlight, then can turn into a kind of efficient preventing and treating tail gas in road surface
The method of pollution.
Photocatalyst is a kind of application technology that catalytic degradation reaction is carried out using photocatalyst.Usually said light
Catalyst is a kind of general name using titanium dioxide as the photosemiconductor material with photo-catalysis function of representative.Photochemical catalyst is being inhaled
Receive light ray energy after, the carbon monoxide, oxynitrides and hydrocarbon for being adsorbed in surface can be converted into carbon dioxide and
Nitrate, so as to realize the degraded to automobile exhaust pollution thing.
Silica gel is a kind of high activity, reproducible solid absorbent, has high microcellular structure.Its particle is hard, in neutrality,
With higher heat endurance and relatively stable chemical inertness.There is very strong absorption property to liquid and gas medium.
Utility model content
Purpose：In order to improve the degradation efficiency of vehicle exhaust, the utility model on original road bed by laying
One layer of thin overlay, so that tail gas can realize degraded, so as to add the practicality on road surface, carry when contacting road surface
High air quality.
The technical solution of the utility model is as follows：
A kind of tail gas degradation-type thin overlay, it is layered composite structure, from top to bottom including composite seal coat, nano-photo catalytic
Film layer and reinforcing fiber layer, wherein composite seal coat are silica gel-epoxy resin metalling.
Preferably, the nano-photocatalytic film layer be surface coated with titanium dioxide/graphene composite photocatalyst or
The ceramic particle layer of person's nano titanium oxide.
Preferably, the ceramic particle layer includes the grading ceramic particle and cement mortar of 3 granularity level, by quality hundred
Point than meter, 8 ~ 5mm ceramic particle account for 20% ~ 40%, 5 ~ 3mm ceramic particle account for 15% ~ 35%, 3 ~ 1mm ceramic particle account for 5% ~
15% and cement mortar account for 35% ~ 60%.
Preferably, the silica gel-epoxy resin metalling includes silica gel, epoxy resin and rubble, wherein, the silica gel is
Thick silica gel, the epoxy resin are weatherability ERG epoxy resin, wherein, the coverage rate of the rubble is 50% ~ 75%, the silicon
The dosage of glue is 0.6 ~ 1.2kg/m2, the dosage of the epoxy resin is 1.6 ~ 2.4 kg/m2。
Preferably, the reinforcing fiber layer includes SMA pitches and ceramic fibre, wherein, the length of the ceramic fibre is 4
~5cm。
Preferably, the emulsified asphalt：The mass ratio of ceramic fibre is 9:2~11:1.
Preferably, the 20 ~ 30mm of composite seal coat, 8 ~ 15mm of nano-photocatalytic film layer and 20 ~ 40mm of reinforcing fiber layer.
Beneficial effect：The utility model provides a kind of tail gas degradation-type thin overlay, passes through the silicon in thin overlay sealing
Glue improves absorptivity of the cover to tail gas, while sealing improves the weatherability and crack resistance of cover using epoxy resin, applies
The ceramic particle for being covered with photochemical catalyst adds the active area of photochemical catalyst, improves photocatalysis efficiency, and ceramic particle with
And reinforcing fiber layer effectively increases the intensity of thin overlay, the lasting maintenance of road pavement ensure that.
Brief description of the drawings
Fig. 1 is layer structure figure of the present utility model；
In figure：The original road surfaces of 1-, 2 reinforcing fiber layers, 3 nano-photocatalytic film layers, 4 composite seal coats.
Embodiment
In order that those skilled in the art more fully understand the technical scheme in the application, in the embodiment of the present application
Technical scheme is clearly and completely described, it is clear that and described embodiment is only some embodiments of the present application, without
It is whole embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not before creative work is made
The every other embodiment obtained is put, should all belong to the scope of the application protection.
A kind of tail gas degradation-type thin overlay, it is layered composite structure, from top to bottom including composite seal coat, nano-photo catalytic
Film layer and reinforcing fiber layer, wherein composite seal coat are silica gel-epoxy resin metalling.
Preferably, the nano-photocatalytic film layer be surface coated with titanium dioxide/graphene composite photocatalyst or
The ceramic particle layer of person's nano titanium oxide.
Preferably, the ceramic particle layer includes the grading ceramic particle and cement mortar of 3 granularity level, by quality hundred
Point than meter, the ceramic particle that 8 ~ 5mm ceramic particle accounts for 20% ~ 40%, 5 ~ 3mm accounts for 15% ~ 35%, 3 ~ 1mm ceramic particle and accounts for 5%
~ 15% and cement mortar account for 35% ~ 60%.
Preferably, the silica gel-epoxy resin metalling includes silica gel, epoxy resin and rubble, wherein, the silica gel is
Thick silica gel, the epoxy resin are weatherability ERG epoxy resin, wherein, the coverage rate of the rubble is 50% ~ 75%, the silicon
The dosage of glue is 0.6 ~ 1.2kg/m2, the dosage of the epoxy resin is 1.6 ~ 2.4 kg/m2。
Preferably, the reinforcing fiber layer includes SMA pitches and ceramic fibre, wherein, the length of the ceramic fibre is 4
~5cm。
Preferably, the emulsified asphalt：The mass ratio of ceramic fibre is 9:2~11:1.
Preferably, the 20 ~ 30mm of composite seal coat, 8 ~ 15mm of nano-photocatalytic film layer and 20 ~ 40mm of reinforcing fiber layer.
Tail gas degradation-type thin overlay provided by the utility model can use following technical scheme to realize：
1st, former cement pavement is pre-processed first, it is ensured that cement pavement has certain structural strength, flatness compared with
It is good, it is structural it is damaged, cracking degree is slight, carrying is solid, stably, uniformly；
2nd, reinforcing fiber layer on former cement pavement after the pre-treatment, its laying depth are 20 ~ 40mm, pay attention to controlling pressure
Leveling layer thickness after reality, bottom road table designed elevation must be reached after compacting；
3rd, it is coated with titanium dioxide/graphene composite photocatalyst on the upper surface of the reinforcing fiber layer laid laying surface
Agent or the ceramic particle of nano titanium oxide, its laying depth are 8 ~ 15mm；
4th, then silica gel-epoxy resin metalling that scene has mixed in proportion is laid on ceramic particle layer
Side, its laying depth are 20 ~ 30mm, and the coverage rate of its medium stone is 50% ~ 75%；
5th, after having laid, the open to traffic time is grasped according to site operation weather and moisture evaporation situation.After traffic bound,
Thickness after tail gas degradation-type thin overlay final molding is 48 ~ 85mm.
Embodiment 1
Finished product 1：Composite seal coat is silica gel-epoxy resin metalling, by mass, including thick silica gel, weatherability ERG rings
Oxygen tree fat and rubble, wherein gravel mulch rate are 50%, and the dosage of silica gel is 0.6kg/m2, the dosage of epoxy resin is 1.6kg/
m2, its laying depth is 20mm；Nano-photocatalytic film layer is surface coated with titanium dioxide/graphene composite photocatalyst
Ceramic particle layer, wherein the ceramic particle that 8 ~ 5mm ceramic particle accounts for 20%, 5 ~ 3mm accounts for 15%, 3 ~ 1mm ceramic particle and accounts for 5%
60% is accounted for cement mortar, its laying depth is 8mm；Reinforcing fiber layer includes SMA pitches and ceramic fibre（Mass ratio is 9:2）,
The length of the ceramic fibre is 4cm, and its laying depth is 20mm.Measured through the tail gas degradation experiment under the same terms, work as drop
When the solution time reaches a hour, the NO of system2Concentration is reduced to 8.17ppm, and the degradation rate of system reaches 61%, when degraded
Between when reaching 2 hours, system obtains NO2Concentration is reduced to below 2ppm, degradation rate 92%, the NO of system2Substantially it is degraded completely.
Embodiment 2
Finished product 2：Composite seal coat is silica gel-epoxy resin metalling, by mass, including thick silica gel, weatherability ERG rings
Oxygen tree fat and rubble, wherein gravel mulch rate are 60%, and the dosage of silica gel is 1.0kg/m2, the dosage of epoxy resin is 2.0 kg/
m2, its laying depth is 25mm；Nano-photocatalytic film layer is surface coated with titanium dioxide/graphene composite photocatalyst
Ceramic particle layer, wherein, the ceramic particle that 8 ~ 5mm ceramic particle accounts for 30%, 5 ~ 3mm accounts for 20%, 3 ~ 1mm ceramic particle and accounts for 5%
45% is accounted for cement mortar, its laying depth is 12mm；Reinforcing fiber layer includes SMA pitches and ceramic fibre（Mass ratio is 5：
1）, the length of the ceramic fibre is 5cm, and its laying depth is 30mm.Measured through the tail gas degradation experiment under the same terms, when
When degradation time reaches a hour, the NO of system2Concentration is reduced to 3.23ppm, and the degradation rate of system reaches 82%, works as degraded
When time reaches 2 hours, system obtains NO2Concentration is reduced to below 1ppm, degradation rate 99.2%, the NO of system2Substantially it is degraded
Completely.
Embodiment 3
Finished product 3：Composite seal coat is silica gel-epoxy resin metalling, by mass, including thick silica gel, weatherability ERG rings
Oxygen tree fat and rubble, wherein gravel mulch rate are 75%, and the dosage of silica gel is 1.2kg/m2, the dosage of epoxy resin is 2.4 kg/
m2, its laying depth is 30mm；Nano-photocatalytic film layer is surface coated with titanium dioxide/graphene composite photocatalyst
Ceramic particle layer, wherein, the ceramic particle that 8 ~ 5mm ceramic particle accounts for 40%, 5 ~ 3mm accounts for 15%, 3 ~ 1mm ceramic particle and accounted for
10% and cement mortar account for 35%, its laying depth is 15mm；Reinforcing fiber layer includes SMA pitches and ceramic fibre（Mass ratio is
11:1）, the length of the ceramic fibre is 5cm, and its laying depth is 40mm.Surveyed through the tail gas degradation experiment under the same terms
, when degradation time reaches a hour, the NO of system2Concentration is reduced to 6.53ppm, and the degradation rate of system reaches 72%, when
When degradation time reaches 2 hours, system obtains NO2Concentration is reduced to below 1ppm, degradation rate 95%, the NO of system2Substantially dropped
Solution is complete.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments in the case where not departing from spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (6)
- A kind of 1. tail gas degradation-type thin overlay, it is characterised in that：For layered composite structure, from top to bottom including composite seal coat, Nano-photocatalytic film layer and reinforcing fiber layer, wherein composite seal coat are silica gel-epoxy resin metalling.
- A kind of 2. tail gas degradation-type thin overlay according to claim 1, it is characterised in that the nano-photocatalytic film Layer is coated with the ceramic particle layer of titanium dioxide/graphene composite photocatalyst or nano titanium oxide for surface.
- 3. a kind of tail gas degradation-type thin overlay according to claim 2, it is characterised in that the ceramic particle layer includes The grading ceramic particle and cement mortar of 3 granularity level.
- A kind of 4. tail gas degradation-type thin overlay according to claim 1, it is characterised in that the silica gel-epoxy resin Metalling includes silica gel, epoxy resin and rubble.
- 5. a kind of tail gas degradation-type thin overlay according to claim 1, it is characterised in that the reinforcing fiber layer includes SMA pitches and ceramic fibre, wherein, the length of the ceramic fibre is 4 ~ 5cm.
- A kind of 6. tail gas degradation-type thin overlay according to claim 1, it is characterised in that the composite seal coat thickness 20 ~ 30mm, nano-photocatalytic film 8 ~ 15mm of thickness degree and 20 ~ 40mm of reinforcing fiber thickness degree.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720892404.5U CN207137702U (en) | 2017-07-21 | 2017-07-21 | A kind of tail gas degradation-type thin overlay |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720892404.5U CN207137702U (en) | 2017-07-21 | 2017-07-21 | A kind of tail gas degradation-type thin overlay |
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| CN207137702U true CN207137702U (en) | 2018-03-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107185407A (en) * | 2017-07-21 | 2017-09-22 | 江苏燕宁新材料科技发展有限公司 | A kind of tail gas degradation-type thin overlay |
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- 2017-07-21 CN CN201720892404.5U patent/CN207137702U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107185407A (en) * | 2017-07-21 | 2017-09-22 | 江苏燕宁新材料科技发展有限公司 | A kind of tail gas degradation-type thin overlay |
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| TR01 | Transfer of patent right |
Effective date of registration: 20200609 Address after: 211103 No. 6 Donglu Road, Dongshan International Enterprise Headquarters Park, Jiangning District, Nanjing City, Jiangsu Province Patentee after: NANJING BOKE NEW MATERIALS INDUSTRY RESEARCH INSTITUTE Co.,Ltd. Address before: 211112, No. 2200, good faith Road, Jiangning District, Jiangsu, Nanjing Patentee before: JIANGSU YEARING ADVANCED MATERIALS TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20200729 Address after: 211103 No.6, Dongqi Road, Dongshan street, Jiangning District, Nanjing City, Jiangsu Province Patentee after: Jiangsu Zhongke new material technology development Co., Ltd Address before: 211103 No. 6 Donglu Road, Dongshan International Enterprise Headquarters Park, Jiangning District, Nanjing City, Jiangsu Province Patentee before: NANJING BOKE NEW MATERIALS INDUSTRY RESEARCH INSTITUTE Co.,Ltd. |
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