CN202769088U - Glass fiber reinforced plastic corrugated pipe - Google Patents

Glass fiber reinforced plastic corrugated pipe Download PDF

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Publication number
CN202769088U
CN202769088U CN 201220467657 CN201220467657U CN202769088U CN 202769088 U CN202769088 U CN 202769088U CN 201220467657 CN201220467657 CN 201220467657 CN 201220467657 U CN201220467657 U CN 201220467657U CN 202769088 U CN202769088 U CN 202769088U
Authority
CN
China
Prior art keywords
layer
glass fiber
corrugated pipe
resin
sand
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.)
Expired - Fee Related
Application number
CN 201220467657
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Chinese (zh)
Inventor
王晓登
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TIANJIN TIANLIAN BINHAI COMPOSITE CO Ltd
Original Assignee
TIANJIN TIANLIAN BINHAI COMPOSITE CO Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by TIANJIN TIANLIAN BINHAI COMPOSITE CO Ltd filed Critical TIANJIN TIANLIAN BINHAI COMPOSITE CO Ltd
Priority to CN 201220467657 priority Critical patent/CN202769088U/en
Application granted granted Critical
Publication of CN202769088U publication Critical patent/CN202769088U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

Disclosed is a glass fiber reinforced plastic corrugated pipe. The glass fiber reinforced plastic corrugated pipe comprises an inside liner, an inner structural layer, a sand adding layer, an outer structural layer with reinforced ribs, and a plastic film layer, wherein the inside liner, the inner structural layer, the sand adding layer, the outer structural layer with the reinforced ribs and the plastic film layer are sequentially arranged from the inside to the outside. The outer structural layer with the reinforced ribs is composed of a plurality of glass fiber bundle winding layers which are provided with resin in a soaking mode and a spiral reinforced rib which is clamped among the plurality of winding layers, wherein the reinforced rib is a thick string which is in a screw thread type and is formed in a twisting mode by glass fiber bundles provided with the resin in a soaking mode. According to the glass fiber reinforced plastic corrugated pipe, a layer of screw-thread-type glass fiber bundles which are used as the reinforced rib are added in the outer structural layer on the traditional glass fiber reinforced plastic sand pipeline, the external surface of the whole pipeline is of a corrugated structure, and thus not only can structural strength of the corrugated pipe be increased, but also particularly cross sectional moment of inertia and ring crush resistance are enhanced, and therefore load intensity of the corrugated pipe can be increased so that pipeline applied ranges are enlarged. In addition, cost of the glass fiber reinforced plastic corrugated pipe is lower than that of a steel tube, however, weight of the glass fiber reinforced plastic corrugated pipe is merely 1/4 of that of the steel tube, and thereby the glass fiber reinforced plastic corrugated pipe is extremely competitive in the market.

Description

The glass fibre reinforced plastics bellows
Technical field
The utility model belongs to the fiber reinforced plastic pipe technical field, particularly relates to a kind of glass fibre reinforced plastics bellows.
Background technique
The glass fibre reinforced plastics sand-adding pipe is called again the glass reinforced plastic winding pipeline, is a kind of lightweight, high-strength, corrosion resistant nonmetal pipeline, in industry or architecturally be mainly used to carry the fluids such as water, oil.When producing the glass fibre reinforced plastics sand-adding pipe, the fiberglass gridding cloth that at first will be soaked with resin twines one deck and forms inside liner at the core of rotation, the glass fiber bundle that then will be soaked with resin twines multilayer and forms the inner structure layer in the outside of inside liner, afterwards the fiberglass gridding cloth that fits together and resin sand lodicule are twined one deck in the outside of inner structure layer and form and add layer of sand, then twine glass fiber bundle that multilayer is soaked with resin in the outside that adds layer of sand as the external structure layer, the outside of last outside construction layer is twined the layer of plastic film layer and namely be can be made into described glass fibre reinforced plastics sand-adding pipe again.Compare with traditional pipeline, the glass fibre reinforced plastics sand-adding pipe has obvious technical advantage at aspects such as anticorrosive, anti-aging, working lifes.Although the glass fibre reinforced plastics sand-adding pipe has the incomparable physics of conventional pipelines and chemical property, but because production technology causes it to be subjected to the circumferential pressure ability, the critical external compressive resistance performance is bad, conditional request is comparatively harsh when therefore installing, and the result is restricted its using scope.In order to address this problem, the method that is commonly used at present fiber reinforced plastic pipe outer surface utilization machinery or manually forms ripple is as stiffening rib, and still, therefore a large amount of dust owing to can producing in the process that forms ripple can affect the healthy of operator.In addition, production process is many, and the appearance quality of fiber reinforced plastic pipe is not good.
Summary of the invention
In order to address the above problem, the purpose of this utility model is to provide a kind of glass fibre reinforced plastics bellows that can improve product hoop anti-pressure ability.
In order to achieve the above object, the glass fibre reinforced plastics bellows that provides of the utility model comprise the inside liner, the inner structure layer that set gradually from inside to outside, add layer of sand, with the external structure layer and the plastic film layers that strengthen muscle; Wherein inside liner is comprised of the fiberglass gridding cloth winding layer that one deck is soaked with resin; The inner structure layer is comprised of the glass fiber bundle winding layer that multilayer is soaked with resin; Adding layer of sand is comprised of fiberglass gridding cloth and the resin sand lodicule winding layer that one deck fits together; Plastic film layers is comprised of the layer of plastic film winding layer; Described external structure layer 2 with strengthening muscle is soaked with the glass fiber bundle winding layer of resin and a helical that is clipped between the above-mentioned multi-lay winding layer by multilayer to be strengthened muscle and forms, and wherein strengthens the muscle glass fiber bundle that is soaked with resin of serving as reasons and twists into the screw-shaped hawser.
Distance between the described adjacent enhancing muscle is between the 30mm-100mm
The glass fibre reinforced plastics bellows that the utility model provides is to increase one deck as the shape of threads glass fiber bundle that strengthens muscle in the upper outside construction layer of traditional glass steel sand-adding pipe, make whole pipeline external surface present corrugated, its structural strength is increased, particularly cross sectional moment of inertia and anti-ring pressure energy power increase, therefore can increase its density of load, thereby enlarge the pipe applications scope.In addition, the cost of this glass fibre reinforced plastics bellows is more lower slightly than steel pipe, but weight is 1/4 of steel pipe, therefore has competitive ability in market.
Description of drawings
The glass fibre reinforced plastics bellows structure partial sectional view that Fig. 1 provides for the utility model.
On the glass fibre reinforced plastics bellows that Fig. 2 provides for the utility model with the external structure layer manufacturing mechanism schematic diagram that strengthens muscle.
Embodiment
Below in conjunction with the drawings and specific embodiments the glass fibre reinforced plastics bellows that the utility model provides is elaborated.
As shown in Figure 1, the glass fibre reinforced plastics bellows that provides of the utility model comprise the inside liner 4, the inner structure layer 3 that set gradually from inside to outside, add layer of sand 5, with the external structure layer 2 that strengthens muscle and not shown plastic film layers; Wherein inside liner 4 is comprised of the fiberglass gridding cloth winding layer that one deck is soaked with resin; Inner structure layer 3 is comprised of the glass fiber bundle winding layer that multilayer is soaked with resin; Adding layer of sand 5 is comprised of fiberglass gridding cloth and the resin sand lodicule winding layer that one deck fits together; Plastic film layers is comprised of the layer of plastic film winding layer; Described external structure layer 2 with strengthening muscle is soaked with the glass fiber bundle winding layer of resin and a helical that is clipped between the above-mentioned multi-lay winding layer by multilayer to be strengthened muscle 1 and forms, and wherein strengthens muscle 1 glass fiber bundle that is soaked with resin of serving as reasons and twists into the screw-shaped hawser.
Distance between the described adjacent enhancing muscle 1 is that caliber is larger between the 30mm-100mm, and the spacing that strengthens between the muscle 1 is larger.
Below in conjunction with Fig. 2 the glass fibre reinforced plastics bellows production process that the utility model provides is described below: owing to making inside liner 4, inner structure layer 3, add the same prior art of method of layer of sand 5 and plastic film layers, therefore only the process made from the external structure layer 2 that strengthens muscle is elaborated here.Making is when strengthening the external structure layer 2 of muscle, can adopt equipment shown in Figure 2, the fiberglass gridding cloth that at first will be soaked with resin causes the surface of mould 11 and twines multilayer from Stetch Wrapping Machine 10, waiting needs to twine when strengthening muscle 1, the glass fiber bundle that twists into shape of threads and be soaked with resin is drawn from extruding equipment 12, because twisting into the resin of screw-shaped glass fiber bundle inside is difficult for solidifying, thereby enhancing muscle 1 more difficult moulding, so utilize the heating apparatus double thread shape glass fiber bundle that is installed in pulltrusion device 12 outlet ports to heat, make the resin on it before winding, be in the semigel state, namely has certain solid forms, not yielding, then coexist with the fiberglass gridding cloth one that is soaked with resin and twine one deck on the above-mentioned fiberglass gridding cloth layer that has twined, namely can be made into thus with the external structure layer 2 that strengthens muscle.

Claims (2)

1. glass fibre reinforced plastics bellows is characterized in that: described glass fibre reinforced plastics bellows comprises the inside liner (4), the inner structure layer (3) that set gradually from inside to outside, adds layer of sand (5), with the external structure layer (2) and the plastic film layers that strengthen muscle; Wherein inside liner (4) is comprised of the fiberglass gridding cloth winding layer that one deck is soaked with resin; Inner structure layer (3) is comprised of the glass fiber bundle winding layer that multilayer is soaked with resin; Adding layer of sand (5) is comprised of fiberglass gridding cloth and the resin sand lodicule winding layer that one deck fits together; Plastic film layers is comprised of the layer of plastic film winding layer; Described external structure layer (2) with strengthening muscle is soaked with the glass fiber bundle winding layer of resin and a helical that is clipped between the above-mentioned multi-lay winding layer by multilayer to be strengthened muscle (1) and forms, and wherein strengthens muscle (1) glass fiber bundle that is soaked with resin of serving as reasons and twists into the screw-shaped hawser.
2. glass fibre reinforced plastics bellows according to claim 1, it is characterized in that: the distance between the described adjacent enhancing muscle (1) is between the 30mm-100mm.
CN 201220467657 2012-09-13 2012-09-13 Glass fiber reinforced plastic corrugated pipe Expired - Fee Related CN202769088U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220467657 CN202769088U (en) 2012-09-13 2012-09-13 Glass fiber reinforced plastic corrugated pipe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220467657 CN202769088U (en) 2012-09-13 2012-09-13 Glass fiber reinforced plastic corrugated pipe

Publications (1)

Publication Number Publication Date
CN202769088U true CN202769088U (en) 2013-03-06

Family

ID=47775663

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220467657 Expired - Fee Related CN202769088U (en) 2012-09-13 2012-09-13 Glass fiber reinforced plastic corrugated pipe

Country Status (1)

Country Link
CN (1) CN202769088U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105889652A (en) * 2015-01-14 2016-08-24 贵州龙宸实业有限公司 Fiber winding fiber reinforced plastic pipeline structure and sand inclusion layer manufacturing method and device
CN106481894A (en) * 2016-10-28 2017-03-08 山东省呈祥电工电气有限公司 A kind of frp lining drainage pipeline and preparation method thereof
CN108006334A (en) * 2017-12-12 2018-05-08 山东柏远复合材料科技有限公司 A kind of fiberglass pultrusion, the preparation process of the duplexing skill compound bellows of winding

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105889652A (en) * 2015-01-14 2016-08-24 贵州龙宸实业有限公司 Fiber winding fiber reinforced plastic pipeline structure and sand inclusion layer manufacturing method and device
CN106481894A (en) * 2016-10-28 2017-03-08 山东省呈祥电工电气有限公司 A kind of frp lining drainage pipeline and preparation method thereof
CN108006334A (en) * 2017-12-12 2018-05-08 山东柏远复合材料科技有限公司 A kind of fiberglass pultrusion, the preparation process of the duplexing skill compound bellows of winding

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GR01 Patent grant
EXPY Termination of patent right or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130306

Termination date: 20150913