CN202349416U - Reinforced metal resin composite pipe - Google Patents
Reinforced metal resin composite pipe Download PDFInfo
- Publication number
- CN202349416U CN202349416U CN2011204471547U CN201120447154U CN202349416U CN 202349416 U CN202349416 U CN 202349416U CN 2011204471547 U CN2011204471547 U CN 2011204471547U CN 201120447154 U CN201120447154 U CN 201120447154U CN 202349416 U CN202349416 U CN 202349416U
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- Prior art keywords
- banded
- stiffening plate
- internal layer
- section
- cutting
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- 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.)
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Abstract
The utility model provides a reinforced metal resin composite pipe. An inner layer, strip-shaped reinforcing plates and an outer layer are stacked to form a pipe main body. The pipe main body comprises a spiral reinforcing part of the strip-shaped reinforcing plates sandwiched between the inner layer and the outer layer, and a spiral non-reinforcing part formed between the adjacent strip-shaped reinforcing plates in the pipe axial direction and formed by being jointed with the inner layer and the outer layer with reserved gaps; and a cutting end surface formed by cutting is formed at the end part of the at least one side of the pipe main body, the cutting end surface comprises a first cutting surface formed by cutting off the non-reinforcing part in the spiral direction of the non-reinforcing part and a second cutting surface formed by cutting off the reinforcing part in the direction perpendicular to the spiral direction from the end of the first cutting surface, so as to form an antirust layer on the cutting surface of the strip-shaped reinforcing plate exposed from the second cutting surface. The reinforced metal resin composite pipe provided by the utility model can prevent the corrosion of the cutting surfaces of the strip-shaped reinforcing plates so as to keep good pipe strength for a long time; and the anti-corrosive treatment is simplified, and the use of anti-corrosive treatment material is minimized.
Description
Technical field
The utility model relates to a kind of main reinforced metal resin composite pipes as waste pipe or route protection pipe.
Background technique
In the past, known have a following reinforced metal resin composite pipes: this reinforced metal resin composite pipes has tube body, and this tube body is range upon range of to be had: internal layer, cover the banded stiffening plate of internal layer outer circumferential face and the skin that covers the outer circumferential face of this band shape stiffening plate.Wherein, internal layer and skin are all processed by synthetic resin.Banded stiffening plate is processed by sheet metal, and along the outer circumferential face screw winding of this internal layer, thereby strengthens the bulk strength of tube wall.And make banded stiffening plate on tube axial direction, separate certain intervals ground and reel, the part of tube body only is made up of synthetic resin, thereby makes tube wall also can keep certain sheathed.
But; In above-mentioned technology, just in advance antirust processing has been carried out on the surface of sheet metal, when formed article is cut off; The section of the sheet metal after the cut-out can be exposed to the surface of tube body; Because section did not carry out antirust processing, so be corroded easily, can not keep good pipe intensity chronically.
The model utility content
The utility model in view of the above problems; Purpose is to provide a kind of reinforced metal resin composite pipes; Can prevent the corrosion of the section of banded stiffening plate; Thereby keep good pipe intensity chronically, and antirust processing operation is oversimplified, can also the use amount of antirust processing material be suppressed to minimum.
The technological scheme 1 of the utility model does, a kind of reinforced metal resin composite pipes, and wherein, range upon range of have: plastic internal layer; Along the outer circumferential face of this internal layer metal banded stiffening plate at tube axial direction devices spaced apart ground screw winding; And from the plastic skin of said internal layer of outer side covers and said banded stiffening plate, thereby having tube body, said tube body has: the spiral helicine reinforcing part that between said internal layer and said skin, clips said banded stiffening plate; And the gap between the adjacent said banded stiffening plate of tube axial direction engages the spiral helicine non-reinforcing part that said internal layer and said skin form; Be formed with at least one side's of said tube body the end through cutting apart the cut-out end face of generation, this cut-out end face comprises: cut off first section that said non-reinforcing part forms along its Hand of spiral; And the end along the direction vertical with this Hand of spiral from this first section cuts off second section that said reinforcing part forms, and is formed with resin layer at the section of the said banded stiffening plate that exposes from said second section.
The technological scheme 2 of the utility model is that like technological scheme 1 described reinforced metal resin composite pipes, wherein, said resin layer is for being coated with the layer that rust proof paint forms on the section of said banded stiffening plate.
The technological scheme 3 of the utility model does; Like technological scheme 1 described reinforced metal resin composite pipes; Wherein, said resin layer for the lining material that on the section of said banded stiffening plate, covers the synthetic resin material identical and constitute with said internal layer or outer field synthetic resin material form layer.
The technological scheme 4 of the utility model does; Like the described reinforced metal resin composite pipes of technological scheme 1-3; Wherein, the inner and outer circumferential surfaces of said internal layer forms level and smooth straight-tube shape, and said banded stiffening plate is formed with the protuberance that expands laterally to caliber continuously in rectangular direction; Between the protuberance inner peripheral surface of the outer circumferential face of said internal layer and said banded stiffening plate, be formed with blank part, for coating on steel plate the antirust plate that forms with tunicle arranged as said banded stiffening plate.
Because the utility model has adopted above-mentioned technological scheme; Do one's utmost to make the area of the section of banded stiffening plate to diminish; And on this section, implement antirust processing, thus can prevent the corrosion of the section of banded stiffening plate, thus good pipe intensity kept chronically; And antirust processing operation is oversimplified, can also the use amount of antirust processing material be suppressed to minimum.
Description of drawings
Fig. 1 is the fragmentary perspective cross sectional view of reinforced metal resin composite pipes of a mode of execution of the utility model.
Fig. 2 is the tube body sectional arrangement drawing partly of the reinforced metal resin composite pipes of same mode of execution.
Fig. 3 is the partial enlarged drawing of the state that tube body is cut of same mode of execution.
Embodiment
With reference to accompanying drawing, the example of the utility model is described.
Fig. 1 is the fragmentary perspective cross sectional view of reinforced metal resin composite pipes of a mode of execution of the utility model.Fig. 2 is the tube body sectional arrangement drawing partly of the reinforced metal resin composite pipes of same mode of execution.Fig. 3 is the partial enlarged drawing of the state that tube body is cut of same mode of execution.
The reinforced metal resin composite pipes of this mode of execution is mainly as waste pipe or route protection pipe.Like Fig. 1, Fig. 2, shown in Figure 3, the reinforced metal resin composite pipes is range upon range of to be had: plastic internal layer 2; Along the outer circumferential face of this internal layer 2 metal banded stiffening plate 3 at tube axial direction devices spaced apart ground screw winding; And plastic outer 4 from outer side covers internal layer 2 and banded stiffening plate 3, thereby has tube body 1.
As banded stiffening plate 3, for example can be that coating has the antirust plate that forms with tunicle on steel plate.Banded stiffening plate 3 is formed with the protuberance 31 that expands laterally to caliber continuously in rectangular direction.The sectional shape of this protuberance 31 is a chevron.The pair of sidewalls 33,33 that this protuberance 31 has circular-arc top, cross section 32 and expands the diagonally extending of turning up the soil from this top 32 to internal layer 2.Between protuberance 31 inner peripheral surfaces of the outer circumferential face of internal layer 2 and banded stiffening plate 3, be formed with blank part 12.
Both sides at the protuberance 31 of banded stiffening plate 3 are formed with the lip part of giving prominence to along tube axial direction 34 disconnected from each otherly.Be positioned at together at the lip part between the protuberance adjacent on the tube axial direction 31 34 on the lap 21 of side edge part of internal layer 2.
Outer 4 are wound into helical with the banded body of synthetic resin, side edge part adjacent on tube axial direction is overlapped each other and by heat bonding or adhesion, form lap 41.The lap 41 of outer 4 side edge part has covered the top 32 of protuberance 31.The thickness of the lap 41 of outer 4 side edge part greater than the part except top 32 that covers protuberance 31, be the thickness of the skin 4 on the sidewall 33, for example be the thickness of its twice.Outer 4 also can be made up of high density polyethylene (HDPE).
Be formed with at least one side's of tube body 1 the end through cutting apart the cut-out end face 9 of generation.This cut-out end face 9 comprises: cut off first section 10 that non-reinforcing part 8 forms along its Hand of spiral; And the end along the direction vertical with this Hand of spiral from this first section 10 cuts off second section 11 that reinforcing part 7 forms.Section at the banded stiffening plate 3 that exposes from second section 11 is formed with resin layer.Resin layer is for being coated with the layer that rust proof paint forms on the section of banded stiffening plate 3.
The cutting-off method of the formed article of reinforced metal resin reinforcement tube does; At first on the non-reinforcing part 8 of the radially central part of tube body 1, utilize driling machine to offer boring 13; Utilize the direction cutting vertical of power saws edge to comprise the reinforcing part 7 of banded stiffening plate 3 from this boring 13 with the Hand of spiral of tube body 1; When getting into non-reinforcing part 8 once more when cutting a reinforcing part 7, along the further cutting of the below in Fig. 3 of Hand of spiral, till the lower edge of cutting siphunculus main body 1; Then utilize power saws along the top cutting of Hand of spiral to Fig. 3, till the upper edge of cutting siphunculus main body 1 from initial boring 13.Through adopting above-mentioned cutting-off method, can be with the cutout portion of exposing the direction vertical that is limited in reinforcing part 7 of steel plate part with Hand of spiral, thus can exposing of steel plate be restricted to minimum.
In this example; Owing to cutting off reinforcing part 7, the end along the direction vertical with this Hand of spiral from first section 10 forms second section 11; Section at the banded stiffening plate 3 that exposes from second section 11 is formed with resin layer; So can prevent the corrosion of the section of banded stiffening plate 3, thereby keep good pipe intensity chronically, and can exposing of banded stiffening plate 3 be limited in minimum; Saved the use amount of resin layer material, and antirust processing operation is oversimplified.
In this example,, can be suppressed at the pressure loss when carrying out FLUID TRANSPORTATION in the tube body 1, thereby can improve the conveying effect through internal layer 2 is become straight-tube shape.
In this example, be formed with the protuberance 31 that expands laterally to caliber through making banded stiffening plate 3 continuously in rectangular direction, can improve the withstand voltage properties of tube body 1.
In this example; Though the blank part 12 between protuberance 31 inner peripheral surfaces of the outer circumferential face of internal layer 2 and banded stiffening plate 3 exposes banded stiffening plate 3 is arranged; But utilize and antirustly steel plate has been carried out coating with tunicle; Be to be formed with the coated antirust tunicle of using on the steel plate, thus the surface etching of banded stiffening plate 3 can be prevented, thus keep good pipe intensity chronically.
In this example; The lap 41 of outer 4 side edge part covers on the top 32 of protuberance 31 of banded stiffening plate 3, thus when the moulding tube wall, can be easily with the lap 41 of roller pushing outer 4; Make bubble be difficult to get in outer 4 or between skin 4 and the banded stiffening plate 3; Make the spacing of tube wall surface comparatively stable, can absorb banded stiffening plate 3 tube wall directly make progress concavo-convex, and can be easily form thicker synthetic resin layer at the place easy to wear on the surface of tube wall.
In this example; The thickness of the lap 41 of outer 4 side edge part is greater than the thickness that covers the skin 4 on the sidewall 33; So can form thicker double-deck synthetic resin layer at the place easy to wear on the surface of tube wall; Improve the wear resistance of tube wall, prevent that the banded stiffening plate 3 that steel plate is processed from exposing.
Above, the best example of the utility model is illustrated, but the utility model is not limited to said example.About concrete structure, in the scope of the aim that does not break away from the utility model, can carry out suitable change.
In above-mentioned example, resin layer is for being coated with the layer that rust proof paint forms on the section of banded stiffening plate 3.But the utility model is not limited thereto, the layer that resin layer also can form for the lining material that on the section of banded stiffening plate 3, covers the synthetic resin material formation identical with the synthetic resin material of internal layer 2 or outer 4.
In above-mentioned example,, be that coating has the antirust plate that forms with tunicle on steel plate as banded stiffening plate 3.But the utility model is not limited thereto, and also can be that coating has the antirust plate that forms with tunicle on sheet metals such as aluminium sheet.
In above-mentioned example, the thickness of the lap 41 of outer 4 side edge part is greater than the thickness that covers the skin 4 on the sidewall 33.But the utility model is not limited thereto, and also can make the thickness of both side edges portion of outer 4 tube axial direction thinner than central part, thereby makes the thickness of lap 41 of outer 4 side edge part roughly the same with the thickness that covers the skin 4 on the sidewall 33.
In above-mentioned example, the sectional shape of the protuberance 31 of banded stiffening plate 3 is a chevron.But the utility model is not limited thereto, and the sectional shape of protuberance 31 also can be shapes such as square, arc.
Claims (4)
1. a reinforced metal resin composite pipes is characterized in that, range upon range of have: plastic internal layer; Along the outer circumferential face of this internal layer metal banded stiffening plate at tube axial direction devices spaced apart ground screw winding; And from the plastic skin of said internal layer of outer side covers and said banded stiffening plate, thereby have tube body,
Said tube body has: the spiral helicine reinforcing part that between said internal layer and said skin, clips said banded stiffening plate; And the gap between the adjacent said banded stiffening plate of tube axial direction engages the spiral helicine non-reinforcing part that said internal layer and said skin form,
Be formed with at least one side's of said tube body the end through cutting apart the cut-out end face of generation,
This cut-out end face comprises: cut off first section that said non-reinforcing part forms along its Hand of spiral; And the end along the direction vertical with this Hand of spiral from this first section cuts off second section that said reinforcing part forms,
Section at the said banded stiffening plate that exposes from said second section is formed with resin layer.
2. reinforced metal resin composite pipes as claimed in claim 1 is characterized in that, the layer that said resin layer forms for coating rust proof paint on the section of said banded stiffening plate.
3. reinforced metal resin composite pipes as claimed in claim 1; It is characterized in that the layer that said resin layer forms for the lining material that on the section of said banded stiffening plate, covers the synthetic resin material formation identical with said internal layer or said outer field synthetic resin material.
4. like the described reinforced metal resin composite pipes of claim 1-3, it is characterized in that the inner and outer circumferential surfaces of said internal layer forms level and smooth straight-tube shape,
Said banded stiffening plate is formed with the protuberance that expands laterally to caliber continuously in rectangular direction,
Between the protuberance inner peripheral surface of the outer circumferential face of said internal layer and said banded stiffening plate, be formed with blank part,
Be the antirust plate that forms with tunicle of coating on steel plate as said banded stiffening plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204471547U CN202349416U (en) | 2011-11-11 | 2011-11-11 | Reinforced metal resin composite pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204471547U CN202349416U (en) | 2011-11-11 | 2011-11-11 | Reinforced metal resin composite pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202349416U true CN202349416U (en) | 2012-07-25 |
Family
ID=46538423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204471547U Expired - Fee Related CN202349416U (en) | 2011-11-11 | 2011-11-11 | Reinforced metal resin composite pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202349416U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104584709A (en) * | 2012-08-27 | 2015-04-29 | 古河As株式会社 | Electromagnetic shielding tube |
| CN106764129A (en) * | 2015-11-19 | 2017-05-31 | 张家港市铭诺橡塑金属有限公司 | A kind of automobile low-pressure hose |
-
2011
- 2011-11-11 CN CN2011204471547U patent/CN202349416U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104584709A (en) * | 2012-08-27 | 2015-04-29 | 古河As株式会社 | Electromagnetic shielding tube |
| CN104584709B (en) * | 2012-08-27 | 2018-04-06 | 古河As株式会社 | Electromagnetic shield pipe |
| CN106764129A (en) * | 2015-11-19 | 2017-05-31 | 张家港市铭诺橡塑金属有限公司 | A kind of automobile low-pressure hose |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120725 Termination date: 20151111 |
|
| EXPY | Termination of patent right or utility model |