CN108859171A - A kind of preparation method of frp cable protective pipe - Google Patents
A kind of preparation method of frp cable protective pipe Download PDFInfo
- Publication number
- CN108859171A CN108859171A CN201810471385.8A CN201810471385A CN108859171A CN 108859171 A CN108859171 A CN 108859171A CN 201810471385 A CN201810471385 A CN 201810471385A CN 108859171 A CN108859171 A CN 108859171A
- Authority
- CN
- China
- Prior art keywords
- preparation
- core model
- cable protective
- protective pipe
- frp cable
- 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
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Classifications
-
- 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
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/30—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
- B29C70/32—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core on a rotating mould, former or core
-
- 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
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/54—Component parts, details or accessories; Auxiliary operations, e.g. feeding or storage of prepregs or SMC after impregnation or during ageing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2023/00—Tubular articles
- B29L2023/22—Tubes or pipes, i.e. rigid
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Composite Materials (AREA)
- Mechanical Engineering (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention discloses a kind of preparation methods of frp cable protective pipe, the processes such as the preparation of the preparation of preparation, core model, the preparation of glue, fiber including equipment, Wrapping formed, solidification, demoulding and surfacing.Frp cable protective pipe of the present invention is using alkali-free glass fibre as reinforcing material, and for epoxy resin as matrix, cost of material is low；It is prepared using the method for fiber winding, mechanical automation degree is high, high production efficiency；For the frp cable protective pipe of preparation compared with metal steel pipe, not only light weight, intensity are high, good toughness, but also have excellent corrosion resistance and electrical insulation capability, can safety be applied to transmission of electricity, telecommunication line compact district, long service life.
Description
Technical field
The present invention relates to the preparation method of cable protective accessory, especially a kind of preparation side of frp cable protective pipe
Method.
Background technique
In urban construction, a large amount of power transmission cable is embedded in underground, and power transmission cable is easy under the erosion of soil etc.
Damage needs a kind of pipeline at this time to protect cable, and cable protection pipe used at present mainly has steel pipe, pvc pipe, pipe of cement
Deng.Although these pipes can protect cable to a certain extent, some problems, such as steel pipe are still had in actual use
Price is high, and weight is larger, and installation and transport are inconvenient；The intensity of pvc pipe is lower, be used for cable protection when, around also need
Constructing concrete protective layer enhances intensity, long construction period, and trouble；Pipe of cement is too heavy, and construction is inconvenient.
Summary of the invention
In order to overcome in the prior art the defects of cable protection pipe cost is high, weight is big, installation and transport are inconvenient, this hair
It is bright that a kind of preparation method of frp cable protective pipe is provided.
The technical solution adopted by the present invention to solve the technical problems is：A kind of preparation side of frp cable protective pipe
Method includes the following steps：
The first step, the preparation of equipment, the equipment include wrapping machine and ancillary equipment；
Second step, the preparation of core model select the seamless steel pipe of corresponding size as the hair of core model according to cable protection pipe
Then base is processed by shot blasting using outer surface of the polishing machine to core model using the surface of cylindrical grinder grinding core model, makes core model
The roughness Ra on surface reaches 0.8 μm~1.6 μm, by mandrel surface wiped clean and is dried using dehydrated alcohol, in core model table
Face coats one layer of release agent, and finally core model is mounted on the core model driver of wrapping machine；
Third step, the preparation of material, when preparation, required material included glue and fiber：
The component of the preparation of glue, the glue is weighed by following mass percent：100 parts of epoxy resin, curing agent 80
Then component after above weigh is put into container and stirs evenly by part, 10~30 parts of filler, the glue that will finally stir evenly
It pours into the gumming device of wrapping machine；
The preparation of fiber, continuous fiber is placed on the creel of wrapping machine, and continuous fiber passes through gumming device, surface dipping
The end of one layer of glue, the continuous fiber after impregnation is fixed on core model through fiber carriage；
4th step, Wrapping formed, the core model driver and fiber carriage driver for starting wrapping machine make the company after impregnation
Continuous fiber is wound in mandrel surface, when continuous fiber when the thickness that mandrel surface is wound reaches 1cm~3cm, has been wound
Finish；
5th step, solidification, solidification temperature is room temperature, and solidifying pressure is normal pressure；
6th step, demoulding, is demoulded using pneumatic process, between the interface of the frp cable protective pipe after core model and solidification
It is passed through compressed air, using the expansive force of compressed air, core model is made to separate disengagement with frp cable protective pipe；
7th step, surfacing, burr and projection to frp cable protective pipe end etc. are polished, are repaired
It is whole.
A kind of preparation method of above-mentioned frp cable protective pipe, the release agent are MoS2Release agent.
A kind of preparation method of above-mentioned frp cable protective pipe, the curing agent are 1,3- hexamethylene dimethylamine.
A kind of preparation method of above-mentioned frp cable protective pipe, the fiber are alkali-free glass fibre.
A kind of preparation method of above-mentioned frp cable protective pipe, the filler are clay, nanometer calcium carbonate, talcum
One of powder or multiple combinations.
The invention has the advantages that frp cable protective pipe of the present invention is using alkali-free glass fibre as strengthening material
Material, for epoxy resin as matrix, cost of material is low；It is prepared using the method for fiber winding, mechanical automation degree is high, production effect
Rate is high；The cable protection pipe of preparation is compared with metal steel pipe, and not only light weight, intensity are high, good toughness, but also with excellent resistance to
Corrosivity and electrical insulation capability, can safety be applied to transmission of electricity, telecommunication line compact district, long service life；Glass fibre reinforced plastic cable is protected
Pillar does not need constructing concrete protective layer, accelerates the construction progress of cable work, reduces operating expenses.
Detailed description of the invention
Fig. 1 is the schematic diagram of frp cable protective pipe of the present invention；
Fig. 2 is the preparation technology flow chart of frp cable protective pipe of the present invention.
Specific embodiment
A kind of preparation method of frp cable protective pipe, includes the following steps：
The first step, the preparation of equipment, the equipment include wrapping machine and ancillary equipment；
Second step, the preparation of core model select the seamless steel pipe of corresponding size as the hair of core model according to cable protection pipe
Then base is processed by shot blasting using outer surface of the polishing machine to core model using the surface of cylindrical grinder grinding core model, makes core model
The roughness Ra on surface reaches 1.6 μm, by mandrel surface wiped clean and is dried using dehydrated alcohol, coats one in mandrel surface
Core model, is finally mounted on the core model driver of wrapping machine by layer release agent；
Third step, the preparation of material, when preparation, required material included glue and fiber：
The component of the preparation of glue, the glue is weighed by following mass percent：100 parts of epoxy resin, curing agent 80
Then component after above weigh is put into container and stirs evenly, finally pours into the glue stirred evenly by part, 20 parts of filler
In the gumming device of wrapping machine；
The preparation of fiber, continuous fiber is placed on the creel of wrapping machine, and continuous fiber passes through gumming device, surface dipping
The end of one layer of glue, the continuous fiber after impregnation is fixed on core model through fiber carriage；
4th step, Wrapping formed, the core model driver and fiber carriage driver for starting wrapping machine make the company after impregnation
Continuous fiber is wound in mandrel surface, and when continuous fiber when the thickness that mandrel surface is wound reaches 1.5cm, winding is finished；
5th step, solidification, solidification temperature is room temperature, and solidifying pressure is normal pressure；
6th step, demoulding, is demoulded using pneumatic process, between the interface of the frp cable protective pipe after core model and solidification
It is passed through compressed air, using the expansive force of compressed air, core model is made to separate disengagement with frp cable protective pipe；
7th step, surfacing, burr and projection to frp cable protective pipe end etc. are polished, are repaired
It is whole.
Further, the release agent is MoS2Release agent.
Further, the curing agent is 1,3- hexamethylene dimethylamine.
Further, the fiber is alkali-free glass fibre.
Further, the filler is nanometer calcium carbonate.
Above embodiments are only exemplary embodiment of the present invention, are not used in the limitation present invention, protection scope of the present invention
It is defined by the claims.Those skilled in the art can within the spirit and scope of the present invention make respectively the present invention
Kind modification or equivalent replacement, this modification or equivalent replacement also should be regarded as being within the scope of the present invention.
Claims (5)
1. a kind of preparation method of frp cable protective pipe, which is characterized in that include the following steps：
The first step, the preparation of equipment, the equipment include wrapping machine and ancillary equipment；
Second step, the preparation of core model select the seamless steel pipe of corresponding size as the blank of core model according to cable protection pipe, benefit
With the surface of cylindrical grinder grinding core model, then it is processed by shot blasting using outer surface of the polishing machine to core model, makes mandrel surface
Roughness Ra reach 0.8 μm~1.6 μm, by mandrel surface wiped clean and dried using dehydrated alcohol, mandrel surface apply
One layer of release agent is covered, finally core model is mounted on the core model driver of wrapping machine；
Third step, the preparation of material, when preparation, required material included glue and fiber：
The component of the preparation of glue, the glue is weighed by following mass percent：100 parts of epoxy resin, is filled out 80 parts of curing agent
Then component after above weigh is put into container and stirs evenly, finally pours into the glue stirred evenly by 10~30 parts of material
In the gumming device of wrapping machine；
The preparation of fiber, continuous fiber is placed on the creel of wrapping machine, and continuous fiber passes through gumming device, and surface impregnates one layer
The end of glue, the continuous fiber after impregnation is fixed on core model through fiber carriage；
4th step, Wrapping formed, the core model driver and fiber carriage driver for starting wrapping machine make the continuous fibre after impregnation
Dimension is wound in mandrel surface, and when continuous fiber when the thickness that mandrel surface is wound reaches 1cm~3cm, winding is finished；
5th step, solidification, solidification temperature is room temperature, and solidifying pressure is normal pressure；
6th step, demoulding, is demoulded using pneumatic process, is passed through between the interface of the frp cable protective pipe after core model and solidification
Compressed air makes core model separate disengagement with frp cable protective pipe using the expansive force of compressed air；
7th step, surfacing, burr and projection to frp cable protective pipe end etc. are polished, are modified.
2. a kind of preparation method of frp cable protective pipe according to claim 1, which is characterized in that the demoulding
Agent is MoS2Release agent.
3. a kind of preparation method of frp cable protective pipe according to claim 1, which is characterized in that the solidification
Agent is 1,3- hexamethylene dimethylamine.
4. a kind of preparation method of frp cable protective pipe according to claim 1, which is characterized in that the fiber
For alkali-free glass fibre.
5. a kind of preparation method of frp cable protective pipe according to claim 1, which is characterized in that the filler
For one of clay, nanometer calcium carbonate, talcum powder or multiple combinations.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810471385.8A CN108859171A (en) | 2018-05-17 | 2018-05-17 | A kind of preparation method of frp cable protective pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810471385.8A CN108859171A (en) | 2018-05-17 | 2018-05-17 | A kind of preparation method of frp cable protective pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108859171A true CN108859171A (en) | 2018-11-23 |
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ID=64334003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810471385.8A Pending CN108859171A (en) | 2018-05-17 | 2018-05-17 | A kind of preparation method of frp cable protective pipe |
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| Country | Link |
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| CN (1) | CN108859171A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109732947A (en) * | 2018-11-19 | 2019-05-10 | 桐乡市恒力电力器材厂 | A kind of preparation method of high-air-tightness graining roll telescopic sleeve |
| CN109774193A (en) * | 2019-03-20 | 2019-05-21 | 沈阳航空航天大学 | A kind of composite element versatility packaging method being easily achieved knockout course |
| CN110142984A (en) * | 2019-05-30 | 2019-08-20 | 浙江宏途电气科技有限公司 | Fiberglass pipe production technology for cable protection |
| CN110920095A (en) * | 2019-10-21 | 2020-03-27 | 常熟万龙机械有限公司 | Preparation method of petroleum pipe made of carbon fiber composite material |
| CN111267373A (en) * | 2018-12-05 | 2020-06-12 | 湖南易净环保科技有限公司 | Method for producing damp-proof insulating pipe for live working by squeezing, drawing and winding |
| CN112606368A (en) * | 2020-11-27 | 2021-04-06 | 上海华明高压电气开关制造有限公司 | Insulating cylinder and forming process thereof |
| CN114031950A (en) * | 2021-11-11 | 2022-02-11 | 浙江明辉电力设备有限公司 | Composite glass fiber reinforced plastic cable protection pipe sleeve |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107116781A (en) * | 2017-04-01 | 2017-09-01 | 青阳县绿通复合材料有限公司 | A kind of preparation method of frp cable protective pipe |
-
2018
- 2018-05-17 CN CN201810471385.8A patent/CN108859171A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107116781A (en) * | 2017-04-01 | 2017-09-01 | 青阳县绿通复合材料有限公司 | A kind of preparation method of frp cable protective pipe |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109732947A (en) * | 2018-11-19 | 2019-05-10 | 桐乡市恒力电力器材厂 | A kind of preparation method of high-air-tightness graining roll telescopic sleeve |
| CN109732947B (en) * | 2018-11-19 | 2021-01-12 | 桐乡市恒力电力器材厂 | Preparation method of high-air-tightness embossing roller telescopic sleeve |
| CN111267373A (en) * | 2018-12-05 | 2020-06-12 | 湖南易净环保科技有限公司 | Method for producing damp-proof insulating pipe for live working by squeezing, drawing and winding |
| CN109774193A (en) * | 2019-03-20 | 2019-05-21 | 沈阳航空航天大学 | A kind of composite element versatility packaging method being easily achieved knockout course |
| CN110142984A (en) * | 2019-05-30 | 2019-08-20 | 浙江宏途电气科技有限公司 | Fiberglass pipe production technology for cable protection |
| CN110142984B (en) * | 2019-05-30 | 2021-06-15 | 扬州同发机车电器有限公司 | Production process of glass fiber tube for cable protection |
| CN110920095A (en) * | 2019-10-21 | 2020-03-27 | 常熟万龙机械有限公司 | Preparation method of petroleum pipe made of carbon fiber composite material |
| CN112606368A (en) * | 2020-11-27 | 2021-04-06 | 上海华明高压电气开关制造有限公司 | Insulating cylinder and forming process thereof |
| CN114031950A (en) * | 2021-11-11 | 2022-02-11 | 浙江明辉电力设备有限公司 | Composite glass fiber reinforced plastic cable protection pipe sleeve |
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Application publication date: 20181123 |