CN207762382U - A kind of high-strength environmentally friendly multiple tube - Google Patents
A kind of high-strength environmentally friendly multiple tube Download PDFInfo
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- CN207762382U CN207762382U CN201820102674.6U CN201820102674U CN207762382U CN 207762382 U CN207762382 U CN 207762382U CN 201820102674 U CN201820102674 U CN 201820102674U CN 207762382 U CN207762382 U CN 207762382U
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- tube
- environmentally friendly
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- layer
- plastic tube
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Abstract
A kind of high-strength environmentally friendly multiple tube of the utility model, including the interior plastic tube, intermediate skeleton tube layer, outer plastic tube and the outer steel pipe that are arranged from inside to outside successively；The outer plastic pipe sleeve is located at outside the interior plastic tube；The intermediate skeleton tube layer is set between the interior plastic tube and outer plastic tube, and is evenly equipped with multiple glue gaps excessively thereon；It is filled with the first hot melt adhesive layer between the inner wall of the outer plastic tube and the outer wall of intermediate skeleton tube layer, it is adhesive into one by multiple glue gap hot melts of crossing filled with the second hot melt adhesive layer, first hot melt adhesive layer and the second hot melt adhesive layer between the outer wall of the interior plastic tube and the inner wall of intermediate skeleton tube layer；The outer steel pipe fixation is set in outside the outer plastic tube.Advantage：Structural strength is higher, and corrosion resistant performance is preferable, and assembly is conducive between two sections of tubing, and practicability is higher, and production cost is low, is conducive to promote.
Description
Technical field
The utility model is related to composite pipe, more particularly to a kind of high-strength environmentally friendly multiple tube.
Background technology
Currently, plastic pipe structure is light, but it is unable to corrosion-and high-temp-resistant, can not endure swiftly flowing strong corrosive
The erosion and erosion of liquid, for a long time using aging, cracking or dusting is easy to happen phenomena such as, cracking can also cause pipeline stifled
Plug, service life is shorter, and the hidden danger brought is more, the objects such as algae in addition, its inner wall inevitably deposits during long-time use
Matter and cause block pipeline, increase circulating resistance；In addition, multistage pipeline generally uses flanged joint, it is loose using being easy for a long time
Dynamic, sealing performance is also bad.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of high-strength environmentally friendly multiple tubes, effectively overcome existing
The defect of technology.
The technical solution that the utility model solves above-mentioned technical problem is as follows：A kind of high-strength environmentally friendly multiple tube, including successively
Interior plastic tube, intermediate skeleton tube layer, outer plastic tube and the outer steel pipe being arranged from inside to outside；
Above-mentioned outer plastic pipe sleeve is located at outside above-mentioned interior plastic tube；
Above-mentioned intermediate skeleton tube layer is set between above-mentioned interior plastic tube and outer plastic tube, and is evenly equipped with multiple glue excessively thereon
Gap；
It is filled with the first hot melt adhesive layer, above-mentioned interior modeling between the inner wall of above-mentioned outer plastic tube and the outer wall of intermediate skeleton tube layer
The second hot melt adhesive layer, above-mentioned first hot melt adhesive layer and the second heat are filled between the outer wall of expects pipe and the inner wall of intermediate skeleton tube layer
Melt layer is adhesive into one by multiple glue gap hot melts of crossing；
Above-mentioned outer steel pipe fixation is set in outside above-mentioned outer plastic tube.
The utility model has the beneficial effects that：Structural strength is higher, and corrosion resistant performance is preferable, is conducive to spell between two sections of tubing
Dress, practicability is higher, and production cost is low, is conducive to promote.
Based on the above technical solution, the utility model can also do following improvement.
Further, above-mentioned high-strength environmentally friendly multiple tube one end flaring setting, other end necking setting, above-mentioned high-strength environmental protection are compound
The necking end periphery of pipe is equipped with the matched sealing structure of flared end inner wall with above-mentioned high-strength environmentally friendly multiple tube.
Advantageous effect using above-mentioned further scheme is the connection and sealing that the design is conducive between pipes at two ends.
Further, above-mentioned sealing structure includes steel ring and the fixed sealing lip group being set on steel ring periphery, above-mentioned height
The necking end outer wall of strong environmental protection multiple tube is equipped with external screw thread, and above-mentioned steel ring inner wall is equipped with and the matched interior spiral shell of above-mentioned external screw thread
Line, above-mentioned steel ring are threaded on the necking end outer wall of above-mentioned high-strength environmentally friendly multiple tube.
Advantageous effect using above-mentioned further scheme is that sealing structure is simple, reasonable design, and dismounting maintenance is convenient.
Further, above-mentioned sealing lip group is that continuous loop is located at the jagged protrusion on above-mentioned steel ring periphery, above-mentioned convex
It is plastic material to rise, and the direction for being directed away from above-mentioned high-strength environmentally friendly composite pipes enlarging end from inside to outside is obliquely installed.
Advantageous effect using above-mentioned further scheme is that the design is simple, reasonable, be may make using the impact force of flow
Jagged protrusion compression deformation, top tightly contradict on other end inside pipe wall, pass through the impact force of flow itself
Realize high leakproofness.
Further, it is coated with anti-corrosion layer on the outer wall between the flared end and necking end of above-mentioned high-strength environmentally friendly multiple tube.
It is to ensure that the corrosion resistance of outer steel pipe is preferable using the advantageous effect of above-mentioned further scheme, is not easy to get rusty and bow
Depending on.
Further, multiple above-mentioned glue gaps of crossing are arranged in multi-turn and are circumferentially distributed in above-mentioned intermediate skeleton tube layer respectively,
Spacing is equal between the above-mentioned glue gap excessively of two adjacent rings, and spacing is equal between the multiple above-mentioned glue gaps excessively often enclosed.
Further, multiple above-mentioned gross areas for crossing glue gap account for the 50% of above-mentioned intermediate skeleton tube layer outer circumferential area.
Advantageous effect using above-mentioned further scheme is the reasonable design, is conducive to lead between interior plastic tube and outer plastic tube
Cross hot melt adhesive layer adhesion so that degree of adhesion is higher between interior plastic tube and outer plastic tube, and entire tubing intensity is higher.
Description of the drawings
Fig. 1 is the cross-sectional view of the high-strength environmentally friendly multiple tube of the utility model；
Fig. 2 is the cross-sectional view of two sections of high-strength environmentally friendly multiple tube connection status.
In attached drawing, parts list represented by the reference numerals are as follows：
2, interior plastic tube, 3, outer plastic tube, 4, intermediate skeleton tube layer, 5, outer steel pipe, the 6, first hot melt adhesive layer, the 7, second heat
Melt layer, 8, high-strength environmentally friendly multiple tube, 9, sealing structure, 31, cross glue gap, 81, anti-corrosion layer, 91, steel ring, 92, sealing it is convex
Lip group.
Specific implementation mode
The principles of the present invention and feature are described below in conjunction with attached drawing, example is served only for explaining this practicality
It is novel, it is not intended to limit the scope of the utility model.
Embodiment：As shown in Figure 1, the high-strength environmentally friendly multiple tube of the present embodiment includes the interior plastics being arranged from inside to outside successively
Pipe 2, outer plastic tube 3, intermediate skeleton tube layer 4 and outer steel pipe 5；
Above-mentioned outer plastic tube 3 is set in outside above-mentioned interior plastic tube 2；
Above-mentioned intermediate skeleton tube layer 4 is set between above-mentioned interior plastic tube 2 and outer plastic tube 3, and is evenly equipped on its periphery
It is multiple to cross glue gap 31；
It is filled with the first hot melt adhesive layer 6 between the inner wall of above-mentioned outer plastic tube 3 and the outer wall of intermediate skeleton tube layer 4, it is above-mentioned
It is filled with the second hot melt adhesive layer 7, above-mentioned first hot melt adhesive layer 6 between the outer wall of interior plastic tube 2 and the inner wall of intermediate skeleton tube layer 4
It is adhesive into one by multiple 31 hot melts of glue gap of crossing with the second hot melt adhesive layer 7；
The fixation of above-mentioned outer steel pipe 5 is set in outside above-mentioned outer plastic tube 3.
The design of intermediate skeleton tube layer 4 ensures that entire tubing intensity and toughness are higher, and outer steel pipe 5 is so that entire tubing is not easy
Deformation, further lift structure intensity, so that it is guaranteed that the intensity of entire multiple tube is enough, it is durable.
In some embodiments, as shown in Fig. 2, the flaring setting of 8 one end of above-mentioned high-strength environmentally friendly multiple tube, other end necking are set
It sets, the necking end periphery of above-mentioned high-strength environmentally friendly multiple tube 8 is equipped with to be matched with the flared end inner wall of above-mentioned high-strength environmentally friendly multiple tube 8
Sealing structure 9 necking end of wherein one section tubing is inserted into the flaring of another section of tubing when connecting two sections or more tubing
End, the sealing structure 9 of necking end are connect with flared end inner wall sealing, and sealing performance is preferable.
Preferably, above-mentioned sealing structure 9 includes steel ring 91 and the fixed sealing lip group 92 being set on 91 periphery of steel ring,
The necking end outer wall of above-mentioned high-strength environmentally friendly multiple tube 8 is equipped with external screw thread, and 91 inner wall of above-mentioned steel ring is equipped with and above-mentioned external screw thread
Matched internal thread, above-mentioned steel ring 91 are threaded on the necking end outer wall of above-mentioned high-strength environmentally friendly multiple tube 8, which makes
Sealing structure 9 is easier to combine with the necking end dismounting of high-strength environmentally friendly multiple tube 8, is conducive to the replacement and maintenance in later stage.
Preferably, above-mentioned sealing lip group 92, which is continuous loop, is located at the jagged protrusion on 91 periphery of above-mentioned steel ring, on
It is plastic material to state protrusion, and the direction for being directed away from 8 flared end of above-mentioned high-strength environmentally friendly multiple tube from inside to outside is obliquely installed,
After two sections of tubing connect, flow is entered by the necking end of wherein one section tubing, passes through flared end successively, at this point, water impact
Sealing lip group 92 in the sealing structure 9 of other end tubing necking end so that certain deformation occurs for sealing lip group 92, every
The direction of advance of the tip of a tooth towards flow moves, this is allowed for, and multiple continuous toothed projections are flared with wherein one end tubing
End inner wall junction leakproofness gradually increases, which can meet the needs of sealing using the impact force of liquid flowing, design
It is more ingenious.
Preferably, it is coated with anti-corrosion layer on the outer wall between the flared end and necking end of above-mentioned high-strength environmentally friendly multiple tube 8
81, which is generally antirust paint or other resistant materials, it is ensured that the outer steel pipe 5 of outer layer is not easy to get rusty, corrode, and prolongs
Service life is grown.
Preferably, multiple above-mentioned glue gaps 31 of crossing are arranged in multi-turn and are circumferentially distributed on above-mentioned intermediate skeleton tube layer 4 respectively
On, spacing is equal between the above-mentioned glue gap 31 excessively of two adjacent rings, and spacing is equal between the multiple above-mentioned glue gaps 31 excessively often enclosed, really
Protecting the first hot melt adhesive layer 6 and the second hot melt adhesive layer 7 can be bonded by the glue hole 31 of crossing being uniformly arranged, so that it is guaranteed that interior plastic tube
2 and being bonded together of can fastening of outer plastic tube 3, ensure that the structural strength of entire tubing is higher.
Preferably, multiple above-mentioned gross areas for crossing glue gap 31 account for the 50% of above-mentioned intermediate 4 outer circumferential area of skeleton tube layer, should
Design can improve the first hot melt adhesive layer 6 and the to greatest extent while ensureing that intermediate skeleton tube layer 4 possesses sufficient intensity
The bonding range of two hot melt adhesive layers 7, it is ensured that the structural strength between interior plastic tube 2 and outer plastic tube 3 is preferable.
Above-mentioned intermediate skeleton tube layer 4 is steel pipe.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (7)
1. a kind of high-strength environmentally friendly multiple tube, it is characterised in that：Including interior plastic tube (2), the intermedium being arranged from inside to outside successively
Frame tube layer (4), outer plastic tube (3) and outer steel pipe (5)；
The outer plastic tube (3) is set in the interior plastic tube (2) outside；
The intermediate skeleton tube layer (4) is set between the interior plastic tube (2) and outer plastic tube (3), and is evenly equipped with thereon more
It is a to cross glue gap (31)；
It is filled with the first hot melt adhesive layer (6), institute between the inner wall of the outer plastic tube (3) and the outer wall of intermediate skeleton tube layer (4)
It states and is filled with the second hot melt adhesive layer (7) between the outer wall of interior plastic tube (2) and the inner wall of intermediate skeleton tube layer (4), described first
Hot melt adhesive layer (6) and the second hot melt adhesive layer (7) are adhesive into one by multiple glue gap (31) hot melts of crossing；
Outer steel pipe (5) fixation is set in the outer plastic tube (3) outside.
2. the high-strength environmentally friendly multiple tube of one kind according to claim 1, it is characterised in that：The high-strength environmentally friendly multiple tube (8)
One end flaring setting, other end necking setting, the necking end periphery of the high-strength environmentally friendly multiple tube (8) be equipped with it is described high-strength
The matched sealing structure of flared end inner wall (9) of environmentally friendly multiple tube (8).
3. the high-strength environmentally friendly multiple tube of one kind according to claim 2, it is characterised in that：The sealing structure (9) includes steel
Circle (91) and the fixed sealing lip group (92) being set on steel ring (91) periphery, the necking of the high-strength environmentally friendly multiple tube (8)
Outer wall is held to be equipped with external screw thread, steel ring (91) inner wall is equipped with and the matched internal thread of the external screw thread, the steel ring
(91) it is threaded on the necking end outer wall of the high-strength environmentally friendly multiple tube (8).
4. the high-strength environmentally friendly multiple tube of one kind according to claim 3, it is characterised in that：The sealing lip group (92) is to connect
Continuous ring is located at the jagged protrusion on the steel ring (91) periphery, and the protrusion is plastic material, and direction from inside to outside
Direction far from described high-strength environmentally friendly multiple tube (8) flared end is obliquely installed.
5. the high-strength environmentally friendly multiple tube of one kind according to claim 4, it is characterised in that：The high-strength environmentally friendly multiple tube (8)
Flared end and necking end between outer wall on be coated with anti-corrosion layer (81).
6. the high-strength environmentally friendly multiple tube of one kind according to any one of claims 1 to 5, it is characterised in that：Multiple glue excessively
Gap (31) is arranged in multi-turn and is circumferentially distributed on the intermediate skeleton tube layer (4) respectively, and glue gap is crossed described in two adjacent rings
(31) spacing is equal between, and spacing is equal between multiple glue gap (31) excessively often enclosed.
7. the high-strength environmentally friendly multiple tube of one kind according to claim 6, it is characterised in that：Multiple glue gap (31) excessively are total
Area accounts for the 50% of intermediate skeleton tube layer (4) outer circumferential area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820102674.6U CN207762382U (en) | 2018-01-22 | 2018-01-22 | A kind of high-strength environmentally friendly multiple tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820102674.6U CN207762382U (en) | 2018-01-22 | 2018-01-22 | A kind of high-strength environmentally friendly multiple tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207762382U true CN207762382U (en) | 2018-08-24 |
Family
ID=63181294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820102674.6U Expired - Fee Related CN207762382U (en) | 2018-01-22 | 2018-01-22 | A kind of high-strength environmentally friendly multiple tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207762382U (en) |
-
2018
- 2018-01-22 CN CN201820102674.6U patent/CN207762382U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180824 Termination date: 20190122 |