CN113187073A - U-shaped fiberglass drainage ditch - Google Patents
U-shaped fiberglass drainage ditch Download PDFInfo
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- CN113187073A CN113187073A CN202110124350.9A CN202110124350A CN113187073A CN 113187073 A CN113187073 A CN 113187073A CN 202110124350 A CN202110124350 A CN 202110124350A CN 113187073 A CN113187073 A CN 113187073A
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/0401—Gullies for use in roads or pavements
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/04—Ingredients characterised by their shape and organic or inorganic ingredients
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/14—Peroxides
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/06—Elements
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/14—Glass
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
Abstract
The invention discloses a U-shaped glass fiber reinforced plastic drainage ditch, which comprises a drainage ditch body, wherein the drainage ditch body is of a U-shaped structure and is made of glass fiber reinforced plastic materials, the preparation process is simple, the produced product has the advantages of high strength and light weight, and is 1/12-1/15 times of the weight of the traditional reinforced concrete drainage ditch, and the installation cost is reduced by 30% because no weight type machine is needed; the glass fiber reinforced plastic drainage ditch has a U-shaped section and a smooth surface, so that garbage mixed in water flow is not easy to adhere to the drainage ditch; in addition, the glass fiber reinforced plastic material is extremely resistant to acid and alkali corrosion, and the drainage ditch produced by the glass fiber reinforced plastic material can resist the corrosion of severe weather and chemical substances and the parasitism of organisms.
Description
Technical Field
The invention relates to the technical field of drainage ditches, in particular to a U-shaped glass fiber reinforced plastic drainage ditch.
Background
From the suggestion of the theory of green development, many cities all pay more attention to the green development of urbanization in strengthening municipal construction, and composite material type escape canal plays important effect in green city development process, has already come into use to various municipal works at present, for example: composite drainage ditches are needed for road modification, park squares, commercial streets and the like. This patent product also can play important role in modern agricultural irrigation, among the agricultural production, the problem of ploughing ponding backward flow is particularly serious, and agricultural irrigation is often supporting construction with the emission, compares in traditional cement escape canal, and the corrosion that the chemical fertilizer composition caused to the ditch body among the agricultural production can be prevented to the glass steel escape canal, and its high strength design also can prevent problems such as the collapse of ditch body, aversion or deformation, all provide objective guarantee for agricultural irrigation production in these aspects.
Disclosure of Invention
The invention aims to provide a glass fiber reinforced plastic U-shaped drainage ditch to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a glass steel U type escape canal, includes the escape canal body, the escape canal body adopts U type structure, the escape canal body adopts glass steel material to make.
Preferably, the glass fiber reinforced plastic material comprises, by weight, 40-50 parts of unsaturated polyester resin, 3-9 parts of nano ceramic particles, 4-10 parts of light calcium carbonate, 4-10 parts of silica powder, 2-6 parts of glass fiber, 1-3 parts of carbon fiber, 5-15 parts of aluminum hydroxide, 6-12 parts of benzoyl peroxide tert-butyl ester and 2-4 parts of antioxidant.
Preferably, the preparation process comprises the following steps:
A. mixing the nano ceramic particles, the light calcium carbonate and the silicon micropowder, and then adding the mixture into a grinding machine for grinding to obtain mixed powder;
B. mixing unsaturated polyester resin, glass fiber, carbon fiber, aluminum hydroxide and benzoyl peroxide tert-butyl ester, adding the mixture into a stirring kettle, heating and stirring to obtain a mixture A;
C. adding the mixed powder and an antioxidant into the mixture A, mixing, and then adding into a mixing roll for mixing to obtain a mixture B;
D. pouring the mixture B into a hot press for extrusion molding, cooling and discharging to obtain a glass fiber reinforced plastic material;
E. and adding the glass fiber reinforced plastic material into a forming machine for one-time pultrusion to obtain the glass fiber reinforced plastic U-shaped drainage ditch.
Preferably, the grinding speed in the step A is 80-120r/min, and the time is 6-10 min.
Preferably, the heating temperature in the step B is 60-80 ℃, the stirring speed is 1800r/min, and the time is 20-30 min.
Preferably, the mixing temperature in the step C is 140-160 ℃, and the time is 30-38 min.
Preferably, the extrusion temperature in the step E is 220-240 ℃.
Compared with the prior art, the invention has the beneficial effects that: the glass fiber reinforced plastic drainage ditch has the advantages of high strength and strong compression and bending resistance, can not be broken under the condition of repeated weight, and meets the EN1433 standard of European standard; the glass fiber reinforced plastic drainage ditch has a U-shaped section and a smooth surface, so that garbage mixed in water flow is not easy to adhere to the drainage ditch; the glass fiber reinforced plastic material is extremely resistant to acid and alkali corrosion, and the drainage ditch produced by the glass fiber reinforced plastic material can resist the corrosion of severe weather and chemical substances and the parasitism of organisms; the section of the glass fiber reinforced plastic drainage ditch is uniquely designed into a U shape, so that the drainage capacity can be effectively increased, and the linear continuous water interception and drainage efficiency is extremely high; the glass fiber reinforced plastic drainage ditch can be combined with different ditch cover plates to meet different building construction environments and design requirements, can change various colors at any time, is matched with landscape design, and plays a role in decorating the overall appearance of the building ground; in addition, the glass fiber reinforced plastic drainage ditch can prevent the erosion of chemical fertilizer components in agricultural production to the ditch body, and the high-strength design can prevent the problems of collapse, displacement or deformation of the ditch body.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements can be directly connected or indirectly connected through an intermediate medium, and the two elements can be communicated with each other. The meaning of the above terms in the present invention can be understood in a specific case by those skilled in the art.
Referring to fig. 1, the present invention provides a technical solution: the utility model provides a glass steel U type escape canal, includes escape canal body 1, escape canal body 1 adopts U type structure, escape canal body 1 adopts the glass steel material to make.
The first embodiment is as follows:
the glass fiber reinforced plastic material comprises, by weight, 40 parts of unsaturated polyester resin, 3 parts of nano ceramic particles, 4 parts of light calcium carbonate, 4 parts of silica micropowder, 2 parts of glass fiber, 1 part of carbon fiber, 5 parts of aluminum hydroxide, 6 parts of benzoyl peroxide tert-butyl ester and 2 parts of antioxidant.
The preparation process of the embodiment includes the following steps:
A. mixing the nano ceramic particles, the light calcium carbonate and the silicon micropowder, and then adding the mixture into a grinding machine for grinding to obtain mixed powder;
B. mixing unsaturated polyester resin, glass fiber, carbon fiber, aluminum hydroxide and benzoyl peroxide tert-butyl ester, adding the mixture into a stirring kettle, heating and stirring to obtain a mixture A;
C. adding the mixed powder and an antioxidant into the mixture A, mixing, and then adding into a mixing roll for mixing to obtain a mixture B;
D. pouring the mixture B into a hot press for extrusion molding, cooling and discharging to obtain a glass fiber reinforced plastic material;
E. and adding the glass fiber reinforced plastic material into a forming machine for one-time pultrusion to obtain the glass fiber reinforced plastic U-shaped drainage ditch.
In this example, the polishing rate in step A was 80r/min and the time was 6 min.
In this embodiment, the heating temperature in step B is 60 ℃, the stirring speed is 1000r/min, and the time is 20 min.
In this example, the mixing temperature in step C was 140 ℃ and the mixing time was 30 min.
In this example, the pultrusion temperature in step E was 220 ℃.
Example two:
the glass fiber reinforced plastic material comprises, by weight, 50 parts of unsaturated polyester resin, 9 parts of nano ceramic particles, 10 parts of light calcium carbonate, 10 parts of silica micropowder, 6 parts of glass fiber, 3 parts of carbon fiber, 15 parts of aluminum hydroxide, 12 parts of benzoyl peroxide tert-butyl ester and 4 parts of antioxidant.
The preparation process of the embodiment includes the following steps:
A. mixing the nano ceramic particles, the light calcium carbonate and the silicon micropowder, and then adding the mixture into a grinding machine for grinding to obtain mixed powder;
B. mixing unsaturated polyester resin, glass fiber, carbon fiber, aluminum hydroxide and benzoyl peroxide tert-butyl ester, adding the mixture into a stirring kettle, heating and stirring to obtain a mixture A;
C. adding the mixed powder and an antioxidant into the mixture A, mixing, and then adding into a mixing roll for mixing to obtain a mixture B;
D. pouring the mixture B into a hot press for extrusion molding, cooling and discharging to obtain a glass fiber reinforced plastic material;
E. and adding the glass fiber reinforced plastic material into a forming machine for one-time pultrusion to obtain the glass fiber reinforced plastic U-shaped drainage ditch.
In this embodiment, the polishing rate in step A is 120r/min, and the time is 10 min.
In the embodiment, the heating temperature in the step B is 80 ℃, the stirring speed is 1800r/min, and the time is 20min-30 min.
In this example, the mixing temperature in step C was 160 ℃ and the mixing time was 38 min.
In this example, the pultrusion temperature in step E was 240 ℃.
Example three:
the glass fiber reinforced plastic material comprises, by weight, 42 parts of unsaturated polyester resin, 4 parts of nano ceramic particles, 5 parts of light calcium carbonate, 5 parts of silica micropowder, 3 parts of glass fiber, 2 parts of carbon fiber, 6 parts of aluminum hydroxide, 7 parts of benzoyl peroxide tert-butyl ester and 2 parts of antioxidant.
The preparation process of the embodiment includes the following steps:
A. mixing the nano ceramic particles, the light calcium carbonate and the silicon micropowder, and then adding the mixture into a grinding machine for grinding to obtain mixed powder;
B. mixing unsaturated polyester resin, glass fiber, carbon fiber, aluminum hydroxide and benzoyl peroxide tert-butyl ester, adding the mixture into a stirring kettle, heating and stirring to obtain a mixture A;
C. adding the mixed powder and an antioxidant into the mixture A, mixing, and then adding into a mixing roll for mixing to obtain a mixture B;
D. pouring the mixture B into a hot press for extrusion molding, cooling and discharging to obtain a glass fiber reinforced plastic material;
E. and adding the glass fiber reinforced plastic material into a forming machine for one-time pultrusion to obtain the glass fiber reinforced plastic U-shaped drainage ditch.
In this example, the polishing rate in step A was 90r/min and the time was 7 min.
In this example, the heating temperature in step B was 65 ℃, the stirring rate was 1100r/min, and the time was 22 min.
In this example, the mixing temperature in step C was 145 ℃ and the mixing time was 31 min.
In this example, the pultrusion temperature in step E was 225 ℃.
Example four:
the glass fiber reinforced plastic material comprises, by weight, 46 parts of unsaturated polyester resin, 8 parts of nano ceramic particles, 9 parts of light calcium carbonate, 8 parts of silica micropowder, 5 parts of glass fiber, 2 parts of carbon fiber, 13 parts of aluminum hydroxide, 10 parts of benzoyl peroxide tert-butyl ester and 3 parts of antioxidant.
The preparation process of the embodiment includes the following steps:
A. mixing the nano ceramic particles, the light calcium carbonate and the silicon micropowder, and then adding the mixture into a grinding machine for grinding to obtain mixed powder;
B. mixing unsaturated polyester resin, glass fiber, carbon fiber, aluminum hydroxide and benzoyl peroxide tert-butyl ester, adding the mixture into a stirring kettle, heating and stirring to obtain a mixture A;
C. adding the mixed powder and an antioxidant into the mixture A, mixing, and then adding into a mixing roll for mixing to obtain a mixture B;
D. pouring the mixture B into a hot press for extrusion molding, cooling and discharging to obtain a glass fiber reinforced plastic material;
E. and adding the glass fiber reinforced plastic material into a forming machine for one-time pultrusion to obtain the glass fiber reinforced plastic U-shaped drainage ditch.
In this embodiment, the polishing rate in step A is 110r/min, and the time is 9 min.
In this example, the heating temperature in step B was 75 ℃, the stirring rate was 1600r/min, and the time was 26 min.
In this example, the mixing temperature in step C was 155 ℃ and the mixing time was 35 min.
In this example, the pultrusion temperature in step E was 235 ℃.
Example five:
the glass fiber reinforced plastic material comprises, by weight, 45 parts of unsaturated polyester resin, 6 parts of nano ceramic particles, 7 parts of light calcium carbonate, 7 parts of silica micropowder, 4 parts of glass fiber, 2 parts of carbon fiber, 10 parts of aluminum hydroxide, 9 parts of benzoyl peroxide tert-butyl ester and 3 parts of antioxidant.
The preparation process of the embodiment includes the following steps:
A. mixing the nano ceramic particles, the light calcium carbonate and the silicon micropowder, and then adding the mixture into a grinding machine for grinding to obtain mixed powder;
B. mixing unsaturated polyester resin, glass fiber, carbon fiber, aluminum hydroxide and benzoyl peroxide tert-butyl ester, adding the mixture into a stirring kettle, heating and stirring to obtain a mixture A;
C. adding the mixed powder and an antioxidant into the mixture A, mixing, and then adding into a mixing roll for mixing to obtain a mixture B;
D. pouring the mixture B into a hot press for extrusion molding, cooling and discharging to obtain a glass fiber reinforced plastic material;
E. and adding the glass fiber reinforced plastic material into a forming machine for one-time pultrusion to obtain the glass fiber reinforced plastic U-shaped drainage ditch.
In this embodiment, the polishing rate in step A is 100r/min, and the time is 8 min.
In this example, the heating temperature in step B was 70 ℃, the stirring rate was 1400r/min, and the time was 25 min.
In this example, the mixing temperature in step C was 150 ℃ and the mixing time was 34 min.
In this example, the pultrusion temperature in step E was 230 ℃.
Experimental example:
the performance test of the U-shaped fiberglass drainage ditch manufactured by the embodiments of the invention obtains the following data:
| compressive Strength (MPA) | Impact strength (MPA) | |
| Example one | 82.8 | 14.2 |
| Example two | 83.1 | 14.8 |
| EXAMPLE III | 82.9 | 14.9 |
| Example four | 83.6 | 15.2 |
| EXAMPLE five | 84.2 | 15.6 |
In conclusion, the glass fiber reinforced plastic drainage ditch has the advantages of high strength and strong compression and bending resistance, cannot be broken under the condition of repeated weight, and meets the EN1433 standard of European standards; the glass fiber reinforced plastic drainage ditch has a U-shaped section and a smooth surface, so that garbage mixed in water flow is not easy to stick to the upper surface; the glass fiber reinforced plastic material is extremely resistant to acid and alkali corrosion, and the drainage ditch produced by the glass fiber reinforced plastic material can resist the corrosion of severe weather and chemical substances and the parasitism of organisms; the section of the glass fiber reinforced plastic drainage ditch is uniquely designed into a U shape, so that the drainage capacity can be effectively increased, and the linear continuous water interception and drainage efficiency is extremely high; the glass fiber reinforced plastic drainage ditch can be combined with different ditch cover plates to meet different building construction environments and design requirements, can change various colors at any time, is matched with landscape design, and plays a role in decorating the overall appearance of the building ground; in addition, the glass fiber reinforced plastic drainage ditch can prevent the erosion of chemical fertilizer components in agricultural production to the ditch body, and the high-strength design can also prevent the problems of collapse, displacement or deformation of the ditch body and the like.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides a glass steel U type escape canal, includes escape canal body (1), its characterized in that: the drainage ditch body (1) adopts U type structure, drainage ditch body (1) adopts glass steel material to make.
2. The glass fiber reinforced plastic U-shaped drainage ditch according to claim 1, wherein: the glass fiber reinforced plastic material comprises, by weight, 40-50 parts of unsaturated polyester resin, 3-9 parts of nano ceramic particles, 4-10 parts of light calcium carbonate, 4-10 parts of silica powder, 2-6 parts of glass fiber, 1-3 parts of carbon fiber, 5-15 parts of aluminum hydroxide, 6-12 parts of benzoyl peroxide tert-butyl ester and 2-4 parts of antioxidant.
3. The preparation process for realizing the U-shaped glass fiber reinforced plastic drainage ditch disclosed by claim 1 is characterized by comprising the following steps of: the preparation process comprises the following steps:
A. mixing the nano ceramic particles, the light calcium carbonate and the silicon micropowder, and then adding the mixture into a grinding machine for grinding to obtain mixed powder;
B. mixing unsaturated polyester resin, glass fiber, carbon fiber, aluminum hydroxide and benzoyl peroxide tert-butyl ester, adding the mixture into a stirring kettle, heating and stirring to obtain a mixture A;
C. adding the mixed powder and an antioxidant into the mixture A, mixing, and then adding into a mixing roll for mixing to obtain a mixture B;
D. pouring the mixture B into a hot press for extrusion molding, cooling and discharging to obtain a glass fiber reinforced plastic material;
E. and adding the glass fiber reinforced plastic material into a forming machine for one-time pultrusion to obtain the glass fiber reinforced plastic U-shaped drainage ditch.
4. The preparation process of the glass fiber reinforced plastic U-shaped drainage ditch according to claim 1, wherein the preparation process comprises the following steps: in the step A, the grinding speed is 80-120r/min, and the time is 6-10 min.
5. The preparation process of the glass fiber reinforced plastic U-shaped drainage ditch according to claim 1, wherein the preparation process comprises the following steps: in the step B, the heating temperature is 60-80 ℃, the stirring speed is 1800r/min and the time is 20-30 min.
6. The preparation process of the glass fiber reinforced plastic U-shaped drainage ditch according to claim 1, wherein the preparation process comprises the following steps: the mixing temperature in the step C is 140-160 ℃, and the mixing time is 30-38 min.
7. The preparation process of the glass fiber reinforced plastic U-shaped drainage ditch according to claim 1, wherein the preparation process comprises the following steps: the extrusion temperature in the step E is 220-240 ℃.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110124350.9A CN113187073A (en) | 2021-01-29 | 2021-01-29 | U-shaped fiberglass drainage ditch |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110124350.9A CN113187073A (en) | 2021-01-29 | 2021-01-29 | U-shaped fiberglass drainage ditch |
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| CN203307917U (en) * | 2013-06-14 | 2013-11-27 | 米亚建筑材料（昆山）有限公司 | V-shaped glass fiber reinforced plastic drain ditch |
| CN203307919U (en) * | 2013-06-14 | 2013-11-27 | 米亚建筑材料（昆山）有限公司 | U-shaped glass fiber reinforced plastic drain ditch |
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| CN105696690A (en) * | 2014-11-23 | 2016-06-22 | 贵州众诚天环保科技有限公司 | Layered linear drainage ditch |
| CN106976284A (en) * | 2017-05-14 | 2017-07-25 | 南通德瑞森复合材料有限公司 | A kind of abrasion-resistance glass steel board |
| CN107009649A (en) * | 2017-05-14 | 2017-08-04 | 南通德瑞森复合材料有限公司 | A kind of production technology of fiberglass drawing and extruding section bar |
| CN107418134A (en) * | 2017-05-14 | 2017-12-01 | 南通德瑞森复合材料有限公司 | A kind of high strength glass fibre reinforced grid material |
| CN207160194U (en) * | 2017-05-03 | 2018-03-30 | 常州市明丽机电有限公司 | Linear drainage ditch |
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2021
- 2021-01-29 CN CN202110124350.9A patent/CN113187073A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201643808U (en) * | 2010-04-30 | 2010-11-24 | 黄应力 | Aqueduct |
| CN102977574A (en) * | 2012-12-04 | 2013-03-20 | 中铁八局集团电务工程有限公司 | Glass fiber reinforced plastic curing agent composition and glass fiber reinforced plastic composite material prepared by same as well as cable trough |
| CN203307917U (en) * | 2013-06-14 | 2013-11-27 | 米亚建筑材料（昆山）有限公司 | V-shaped glass fiber reinforced plastic drain ditch |
| CN203307919U (en) * | 2013-06-14 | 2013-11-27 | 米亚建筑材料（昆山）有限公司 | U-shaped glass fiber reinforced plastic drain ditch |
| CN105696690A (en) * | 2014-11-23 | 2016-06-22 | 贵州众诚天环保科技有限公司 | Layered linear drainage ditch |
| CN105085819A (en) * | 2015-08-10 | 2015-11-25 | 南通德瑞森复合材料有限公司 | High-performance fiber reinforced plastic composite material and preparation method thereof |
| CN207160194U (en) * | 2017-05-03 | 2018-03-30 | 常州市明丽机电有限公司 | Linear drainage ditch |
| CN106976284A (en) * | 2017-05-14 | 2017-07-25 | 南通德瑞森复合材料有限公司 | A kind of abrasion-resistance glass steel board |
| CN107009649A (en) * | 2017-05-14 | 2017-08-04 | 南通德瑞森复合材料有限公司 | A kind of production technology of fiberglass drawing and extruding section bar |
| CN107418134A (en) * | 2017-05-14 | 2017-12-01 | 南通德瑞森复合材料有限公司 | A kind of high strength glass fibre reinforced grid material |
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Application publication date: 20210730 |