CN113523908A - Method for assembling end parts of glass fiber reinforced plastic type sleeve - Google Patents
Method for assembling end parts of glass fiber reinforced plastic type sleeve Download PDFInfo
- Publication number
- CN113523908A CN113523908A CN202010314050.2A CN202010314050A CN113523908A CN 113523908 A CN113523908 A CN 113523908A CN 202010314050 A CN202010314050 A CN 202010314050A CN 113523908 A CN113523908 A CN 113523908A
- Authority
- CN
- China
- Prior art keywords
- glass fiber
- pipeline
- layer
- reinforced plastic
- glass
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000011152 fibreglass Substances 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims abstract description 12
- 239000003365 glass fiber Substances 0.000 claims abstract description 30
- 239000011347 resin Substances 0.000 claims abstract description 24
- 229920005989 resin Polymers 0.000 claims abstract description 24
- 238000005498 polishing Methods 0.000 claims abstract description 19
- 239000004744 fabric Substances 0.000 claims abstract description 18
- 238000009434 installation Methods 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims abstract description 10
- 230000006835 compression Effects 0.000 claims abstract description 8
- 238000007906 compression Methods 0.000 claims abstract description 8
- 239000000428 dust Substances 0.000 claims abstract description 7
- 210000002268 wool Anatomy 0.000 claims abstract description 5
- 210000001503 joint Anatomy 0.000 claims description 15
- 239000003292 glue Substances 0.000 claims description 6
- 239000011521 glass Substances 0.000 claims description 5
- 238000002791 soaking Methods 0.000 claims description 4
- 230000001680 brushing effect Effects 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000007711 solidification Methods 0.000 claims description 3
- 230000008023 solidification Effects 0.000 claims description 3
- 230000037303 wrinkles Effects 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 6
- 229920002430 Fibre-reinforced plastic Polymers 0.000 description 3
- 239000011151 fibre-reinforced plastic Substances 0.000 description 3
- 230000035699 permeability Effects 0.000 description 3
- 239000012779 reinforcing material Substances 0.000 description 3
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000005007 epoxy-phenolic resin Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 239000002990 reinforced plastic Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000005341 toughened glass Substances 0.000 description 1
- 229920006305 unsaturated polyester Polymers 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
- B29C65/52—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the way of applying the adhesive
- B29C65/526—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the way of applying the adhesive by printing or by transfer from the surfaces of elements carrying the adhesive, e.g. using brushes, pads, rollers, stencils or silk screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/82—Testing the joint
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The invention discloses a method for assembling a glass fiber reinforced plastic type sleeve end part, which comprises the following steps of 1: before installation, all connecting materials such as the glass fiber reinforced plastic pipe and accessories thereof are checked, and the glass fiber reinforced plastic pipe can be installed after the materials are confirmed to meet the design requirements and the quality is qualified. Step 2: the sleeve end part of the installation is polished by a special polishing sheet, so that the surface of the sleeve is rough, the end part of the pipeline is polished to be a slope surface, the tip end of the pipeline is polished until an inner liner layer appears, dust on the surface of the pipeline is clear and clean by a brush, and pipelines at two ends are placed according to actual required angles. Has the advantages that: when the pipeline is installed, firstly, glass fiber cloth is laid, a layer of resin is soaked by using a wool roller, and after 4 layers of glass fiber cloth are laid, a layer of glass fiber cloth 450g/m is laid2And (3) removing air bubbles from the glass fiber chopped strand mats by using a compression roller, and ensuring the installation quality.
Description
Technical Field
The invention relates to the technical field of glass fiber reinforced plastic type sleeve pipe assembly, in particular to a method for assembling a glass fiber reinforced plastic type sleeve pipe end part.
Background
Glass Fiber Reinforced Plastic (GFRP) is a fiber reinforced plastic, which is a reinforced plastic made of unsaturated polyester, epoxy resin and phenolic resin matrix reinforced by glass fiber, glass fiber or its product as reinforcing material, and is called glass Fiber Reinforced Plastic (FRP), or glass Fiber Reinforced Plastic (FRP), and is different from toughened glass.
The fiber winding glass fiber reinforced plastic pipeline has wide growth prospect in chemical industry, especially chlor-alkali industry with high corrosivity of materials due to excellent corrosion resistance, and the existing assembly method of the end part of the glass fiber reinforced plastic casing pipe mainly has the following problems.
1. Bubbles are easy to appear when the end parts of the glass fiber reinforced plastic sleeve are connected, so that the splicing strength is influenced, the sealing property is low, and the service life of the sleeve is easy to reduce.
2. When the existing glass fiber reinforced plastic type sleeve is coated with resin, the curing time is long, and local curing is easily caused, so that the installation effect of a pipeline is influenced.
Disclosure of Invention
The present invention aims to solve the above problems by providing a method for assembling end pieces of glass fiber reinforced plastic type sleeves.
The invention realizes the purpose through the following technical scheme:
the assembling method of the end part of the glass fiber reinforced plastic sleeve comprises the following steps:
step 1: before installation, all connecting materials such as the glass reinforced plastic pipe and accessories thereof are checked, and the glass reinforced plastic pipe can be installed only after the materials are confirmed to meet the design requirements and the quality is qualified, so that the installation quality of products is improved;
step 2: polishing the installed sleeve end part by using a special polishing sheet to make the surface of the sleeve rough, polishing the end part of the pipeline into a slope, polishing the tip end until an inner liner appears, cleaning dust on the surface of the pipeline by using a brush, and placing the pipelines at two ends according to actual required angles;
and step 3: filling glass fiber on the polished butt joint surface between the outer surface of the pipeline and the pipeline until the notch is filled, and then brushing the prepared resin by using a brush;
and 4, step 4: firstly coating the polished end part of the pipeline with resin, and then laying a layer of 450g/m2The glass fiber chopped strand mat is prepared by sticking resin to soak glass fibers by using a brush, and removing bubbles by using a compression roller to improve the resin soaking effect;
and 5: pasting the structure layer of the butt joint interface according to a pipeline butt joint parameter table, overlapping as required during laying, wherein the overlapping width is about 2cm, and according to the pipelineAccording to the butt joint parameter table, a layer of glass fiber cloth is laid, a layer of resin is soaked by a wool roller, and a layer of 450g/m is laid after 4 layers of glass fiber cloth are laid2The glass fiber chopped strand mats are subjected to bubble removal by a compression roller, so that the installation quality is ensured;
step 6: and after the solidification is completed, polishing the solidified surface by using an angle grinder, removing dust generated by polishing, and repeating the previous step of paving and pasting the glass fiber cloth until all layers in the pipeline butt joint parameter table are laid.
Furthermore, the surface of the glass steel tube in the step 1 should be smooth and flat, and no layer is allowed to be formed, but color depth difference, bubbles and wrinkles formed by dewaxing of the glass cloth are allowed.
Further, the resin glue is uniformly applied in the step 3, so that the surface of the pipeline can be soaked, and the glue flowing is avoided.
Furthermore, the reinforcing material is paved layer by layer in the step 5, each layer is required to be soaked by resin, air bubbles are rolled, if the total thickness of the paved layer is thicker, a mode of completing the paving step by step is adopted to avoid layering, the paved layer does not exceed 6 layers each time, the uniformity and permeability of each paved layer are ensured, meanwhile, the curing time can be shortened, and the curing effect is improved.
The invention has the beneficial effects that:
1. when the pipeline is installed, firstly, glass fiber cloth is laid, a layer of resin is soaked by using a wool roller, and after 4 layers of glass fiber cloth are laid, a layer of glass fiber cloth 450g/m is laid2And (3) removing air bubbles from the glass fiber chopped strand mats by using a compression roller, and ensuring the installation quality.
2. The invention adopts the step-by-step laying when connecting the pipelines, each layer is soaked by resin, the bubbles are rolled, if the total thickness of the laying layer is thicker, the layering is completed in a step-by-step mode so as to avoid the layering, the laying layer does not exceed 6 layers each time, the uniformity and permeability of each layer of the laying layer are ensured, the curing time can be shortened, and the curing effect is improved.
Detailed Description
The assembling method of the end part of the glass fiber reinforced plastic sleeve comprises the following steps:
step 1: before installation, all connecting materials such as the glass reinforced plastic pipe and accessories thereof are checked, and the glass reinforced plastic pipe can be installed only after the materials are confirmed to meet the design requirements and the quality is qualified, so that the installation quality of products is improved;
step 2: polishing the installed sleeve end part by using a special polishing sheet to make the surface of the sleeve rough, polishing the end part of the pipeline into a slope, polishing the tip end until an inner liner appears, cleaning dust on the surface of the pipeline by using a brush, and placing the pipelines at two ends according to actual required angles;
and step 3: filling glass fiber on the polished butt joint surface between the outer surface of the pipeline and the pipeline until the notch is filled, and then brushing the prepared resin by using a brush;
and 4, step 4: firstly coating the polished end part of the pipeline with resin, and then laying a layer of 450g/m2The glass fiber chopped strand mat is prepared by sticking resin to soak glass fibers by using a brush, and removing bubbles by using a compression roller to improve the resin soaking effect;
and 5: pasting the structure layer of the butt joint according to the pipeline butt joint parameter table, overlapping as required during laying, wherein the overlapping width is about 2cm, laying glass fiber cloth according to the pipeline butt joint parameter table, laying a layer, soaking the layer with resin by using a wool roller, laying a layer of 450g/m after laying 4 layers of glass fiber cloth2The glass fiber chopped strand mats are subjected to bubble removal by a compression roller, so that the installation quality is ensured;
step 6: and after the solidification is completed, polishing the solidified surface by using an angle grinder, removing dust generated by polishing, and repeating the previous step of paving and pasting the glass fiber cloth until all layers in the pipeline butt joint parameter table are laid.
Preferably, the surface of the glass fiber reinforced plastic pipe in the step 1 is smooth and flat, and does not allow for layering, but allows for color depth variation, bubbles and wrinkles formed by dewaxing the glass cloth.
Preferably, the resin glue applied in step 3 should be uniform, so as to ensure that the surface of the pipeline can be soaked and avoid causing glue flowing.
Preferably, in the step 5, the reinforcing material is paved layer by layer, each layer is soaked by resin, bubbles are rolled, if the total thickness of the paved layer is thicker, a mode of completing the paving step by step is adopted to avoid layering, the paving layer does not exceed 6 layers each time, the uniformity and permeability of each layer of the paved layer are ensured, and meanwhile, the curing time can be shortened, and the curing effect is improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (4)
1. The assembly method of the end part of the glass fiber reinforced plastic sleeve is characterized in that: it comprises the following steps:
step 1: before installation, all connecting materials such as the glass fiber reinforced plastic pipe and accessories thereof are checked, and the glass fiber reinforced plastic pipe can be installed after the materials are confirmed to meet the design requirements and the quality is qualified;
step 2: polishing the installed sleeve end part by using a special polishing sheet to make the surface of the sleeve rough, polishing the end part of the pipeline into a slope, polishing the tip end until an inner liner appears, cleaning dust on the surface of the pipeline by using a brush, and placing the pipelines at two ends according to actual required angles;
and step 3: filling glass fiber on the polished butt joint surface between the outer surface of the pipeline and the pipeline until the notch is filled, and then brushing the prepared resin by using a brush;
and 4, step 4: firstly coating the polished end part of the pipeline with resin, and then laying a layer of 450g/m2Sticking resin to soak the glass fibers by using a brush, and removing bubbles by using a compression roller;
and 5: pasting the structure layer of the butt joint according to the pipeline butt joint parameter table, overlapping as required during laying, wherein the overlapping width is about 2cm, laying glass fiber cloth according to the pipeline butt joint parameter table, laying a layer, soaking the layer with resin by using a wool roller, laying a layer of 450g/m after laying 4 layers of glass fiber cloth2Removing bubbles from the glass fiber chopped strand mats by using a compression roller;
step 6: and after the solidification is completed, polishing the solidified surface by using an angle grinder, removing dust generated by polishing, and repeating the previous step of paving and pasting the glass fiber cloth until all layers in the pipeline butt joint parameter table are laid.
2. A method of assembling a glass reinforced plastic type sleeve end piece according to claim 1, wherein: in the step 1, the surface of the glass steel tube is smooth and flat, and is not allowed to be layered, but color depth, bubbles and wrinkles formed by dewaxing of glass cloth are allowed.
3. A method of assembling a glass reinforced plastic type sleeve end piece according to claim 1, wherein: the resin glue is uniformly coated in the step 3, so that the surface of the pipeline can be soaked, and the glue flowing is avoided.
4. A method of assembling a glass reinforced plastic type sleeve end piece according to claim 1, wherein: and 5, paving the reinforced materials layer by layer, wherein each layer needs to be soaked by resin, rolling bubbles, and if the total thickness of the paved layer is thicker, adopting a graded finishing mode to avoid layering, wherein the paved layer does not exceed 6 layers each time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010314050.2A CN113523908A (en) | 2020-04-20 | 2020-04-20 | Method for assembling end parts of glass fiber reinforced plastic type sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010314050.2A CN113523908A (en) | 2020-04-20 | 2020-04-20 | Method for assembling end parts of glass fiber reinforced plastic type sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113523908A true CN113523908A (en) | 2021-10-22 |
Family
ID=78123659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010314050.2A Pending CN113523908A (en) | 2020-04-20 | 2020-04-20 | Method for assembling end parts of glass fiber reinforced plastic type sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113523908A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101097035A (en) * | 2006-06-30 | 2008-01-02 | 贺建军 | Inorganic reinforced fiberglass pipe jacking and molding process |
| CN102837346A (en) * | 2012-08-31 | 2012-12-26 | 滁州市永通交通设备有限公司 | Production technology for glass reinforced plastic hand washer and face washing cabinet |
| CN103343841A (en) * | 2013-07-16 | 2013-10-09 | 广西盛世鸿霞玻璃钢制品有限公司 | Fiber reinforced plastic pipe |
| CN104405962A (en) * | 2014-11-08 | 2015-03-11 | 湖南潇湘源科技开发有限责任公司 | High-strength glass fiber-reinforced plastic pipeline and production method thereof |
| CN107756143A (en) * | 2016-08-16 | 2018-03-06 | 江苏永纪化工设备有限公司 | Fiberglass pole pipe napper |
-
2020
- 2020-04-20 CN CN202010314050.2A patent/CN113523908A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101097035A (en) * | 2006-06-30 | 2008-01-02 | 贺建军 | Inorganic reinforced fiberglass pipe jacking and molding process |
| CN102837346A (en) * | 2012-08-31 | 2012-12-26 | 滁州市永通交通设备有限公司 | Production technology for glass reinforced plastic hand washer and face washing cabinet |
| CN103343841A (en) * | 2013-07-16 | 2013-10-09 | 广西盛世鸿霞玻璃钢制品有限公司 | Fiber reinforced plastic pipe |
| CN104405962A (en) * | 2014-11-08 | 2015-03-11 | 湖南潇湘源科技开发有限责任公司 | High-strength glass fiber-reinforced plastic pipeline and production method thereof |
| CN107756143A (en) * | 2016-08-16 | 2018-03-06 | 江苏永纪化工设备有限公司 | Fiberglass pole pipe napper |
Non-Patent Citations (2)
| Title |
|---|
| E****: "大口径玻璃钢管施工方法", 《HTTPS://WWW.JINCHUTOU.COM/P-107283604.HTML》 * |
| IS_495010: "玻璃钢管道安装方案", 《HTTPS://ISHARE.IASK.SINA.COM.CN/F/12090867.HTML》 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2008089663A1 (en) | A method for repairing, reinforcing or enhancing a pipeline by use of basalt fiber composite material | |
| CN101967619B (en) | Method for reinforcement repair of pipeline by using metal hot spraying and fibrous composite | |
| CN201651576U (en) | Straight bamboo reinforced bamboo compound tube | |
| CN104633378B (en) | Ultraviolet light solidification soft pipe lining old pipeline repairing technology | |
| WO2006034653A1 (en) | Carbon fiber composite for repairing and reinforcing pipelines having defects and the method of application | |
| CN101514776B (en) | Method for permanent pressure leak stopping | |
| US20100147409A1 (en) | Technique for repairing, strengthening and crack arrest of pipe | |
| CN101344208B (en) | Pipe renovation method and its special renovation material system | |
| CN101947803A (en) | Method for preparing straight bamboo splint reinforced bamboo composite pipe | |
| CN107916820B (en) | Composite material tower for transmission line and preparation method thereof | |
| CN110542000A (en) | in-service pipeline prepreg repair construction method | |
| CN105670556A (en) | Carbon fiber reinforcement technology for corrosion and protection of petrochemical device | |
| CN109571994A (en) | GRP pipe and production technology | |
| CN113523908A (en) | Method for assembling end parts of glass fiber reinforced plastic type sleeve | |
| CN111102427A (en) | Method for reinforcing and repairing metal pipeline by using carbon fiber cloth vacuum infusion technology | |
| CN114440051A (en) | Electrothermal repair method for glass steel tube | |
| CN101097035A (en) | Inorganic reinforced fiberglass pipe jacking and molding process | |
| CN115076510B (en) | Repairing device and repairing method for reinforcing and repairing pipeline lining | |
| KR101209270B1 (en) | Lining method of pipe using Fiber Glass Reinforced Plastic | |
| CN108119705B (en) | Reducing bamboo winding pipe structure and preparation method thereof | |
| RU2235936C2 (en) | Method of making multi-layer pipe of steel belts | |
| CN109501311B (en) | Manufacturing method of glass fiber reinforced plastic flange | |
| CN113601873A (en) | Preparation method of glass fiber reinforced plastic pipeline | |
| CN112762271A (en) | Method for reinforcing and repairing in-service water-permeable metal pipeline by using carbon fiber composite material | |
| CN108119719B (en) | Preparation method of bamboo winding composite elbow |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20211022 |
|
| RJ01 | Rejection of invention patent application after publication |