CN215908583U

CN215908583U - Spiral winding composite pipeline

Info

Publication number: CN215908583U
Application number: CN202122283676.4U
Authority: CN
Inventors: 沙月华; 陈俊琛; 秦庆戊
Original assignee: 5Elem Hi Tech Corp Technology Co Ltd
Current assignee: 5Elem Hi Tech Corp Technology Co Ltd
Priority date: 2021-09-18
Filing date: 2021-09-18
Publication date: 2022-02-25
Anticipated expiration: 2031-09-18

Abstract

The utility model discloses a spiral winding composite pipeline, and relates to the technical field of pipeline production. The spirally wound composite pipe comprises an inner pipe, a winding layer, a filling layer and an outer pipe. The outer tube encloses to be located outside the filling layer, and outside the filling layer encloses to be located the winding layer, the outer tube passes through filling layer and winding layer fixed connection, and the winding layer encloses to be located the interior outside of tubes, and the winding layer includes the strip, and the strip is the heliciform ground winding and sets up in the interior outside of tubes, and the strip is provided with first joint portion and second joint portion, first joint portion and second joint portion joint to the shape on fixed winding layer. Compared with the prior art, the spiral winding composite pipeline provided by the utility model adopts the strip spirally wound outside the inner pipe and the first clamping part and the second clamping part which are mutually clamped, so that the strength of the pipe body can be improved, the bearing capacity is improved, the service life is prolonged, the occurrence of safety accidents is avoided, and the safety is improved.

Description

Spiral winding composite pipeline

Technical Field

The utility model relates to the technical field of pipeline production, in particular to a spiral winding composite pipeline.

Background

At present, the gravity drainage pipeline can utilize gravity to automatically flow for drainage only by depending on the slope of the drainage pipeline, has the advantages of convenient laying, small maintenance and overhaul amount, economy, environmental protection and the like, and is widely applied to underground pipe networks such as water supply and drainage systems, farmland irrigation, mines, chemical drainage and the like because the gravity drainage pipeline does not need external pressure application. However, the existing drainage pipe is low in strength, short in service life and low in pressure bearing capacity, and easily causes surface collapse to cause safety accidents.

In view of the above, it is important to design and manufacture a spiral-wound composite pipe with high strength, especially in the production of drain pipes.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a spiral winding composite pipeline which can improve the strength of a pipe body, improve the pressure-bearing capacity, prolong the service life, avoid safety accidents and improve the safety.

The utility model is realized by adopting the following technical scheme.

The utility model provides a spiral winding composite pipe, includes the inner tube, the winding layer, filling layer and outer tube, the outer tube encloses to be located outside the filling layer, the filling layer encloses to be located outside the winding layer, the outer tube passes through filling layer and winding layer fixed connection, the winding layer encloses to be located outside the inner tube, the winding layer includes the strip, the strip is the heliciform ground winding and sets up outside the inner tube, the strip is provided with first joint portion and second joint portion, first joint portion and second joint portion joint to the shape on fixed winding layer.

Optionally, the strip includes a plurality of winding units, the plurality of winding units are connected in sequence, each winding unit winds the inner tube and is arranged around the inner tube, the first clamping portion and the second clamping portion are both arranged on the winding unit, and the first clamping portion of one winding unit is clamped with the second clamping portion of an adjacent winding unit.

Optionally, the winding unit is provided with two first clamping portions and two second clamping portions, the two first clamping portions are arranged on two sides of the inner tube relatively, and the two second clamping portions are arranged on two sides of the inner tube relatively.

Optionally, the first clamping portion and the second clamping portion are arranged on two sides of the winding unit relatively and extend along the winding direction of the winding unit.

Optionally, the spiral wound composite pipe further comprises a bonding piece, the second clamping portion is provided with a containing groove, the bonding piece is arranged in the containing groove, and the bonding piece is used for bonding the second clamping portion of one winding unit to an adjacent winding unit.

Optionally, the first clamping portion includes a hook, the second clamping portion has a slot, and the hook extends into the slot and is matched with the slot.

Optionally, the number of the hooks and the slots is two, the two hooks are arranged in parallel at intervals, and each hook is matched with one slot.

Optionally, the spirally wound composite pipe further comprises a protective belt, the protective belt is spirally wound outside the winding layer and covers the first clamping portion and the second clamping portion, and the winding direction of the protective belt is the same as the winding direction of the belt material.

Optionally, the winding layer further includes a first reinforcing rib and a second reinforcing rib, the first reinforcing rib and the second reinforcing rib are arranged in parallel at an interval and are integrally formed with the tape, one side of the protective tape abuts against the first reinforcing rib, and the other side of the protective tape abuts against the second reinforcing rib.

Optionally, the helically wound composite pipe further comprises a warp layer disposed between the inner tube and the winding layer.

The spiral winding composite pipeline provided by the utility model has the following beneficial effects:

the spiral winding composite pipeline provided by the utility model has the advantages that the outer pipe is surrounded outside the filling layer, the filling layer is surrounded outside the winding layer, the outer pipe is fixedly connected with the winding layer through the filling layer, the winding layer is surrounded outside the inner pipe, the winding layer comprises a strip material, the strip material is spirally wound outside the inner pipe, the strip material is provided with a first clamping part and a second clamping part, and the first clamping part and the second clamping part are clamped to fix the shape of the winding layer. Compared with the prior art, the spiral winding composite pipeline provided by the utility model adopts the strip spirally wound outside the inner pipe and the first clamping part and the second clamping part which are mutually clamped, so that the strength of the pipe body can be improved, the bearing capacity is improved, the service life is prolonged, the occurrence of safety accidents is avoided, and the safety is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a cross-sectional view of a helically wound composite pipe provided in accordance with a first embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a spiral-wound composite pipe according to a first embodiment of the present invention, in which the winding layer is disposed outside the inner pipe;

FIG. 3 is a cross-sectional view of a helically wound composite pipe with the wraps disposed outside the inner tube according to a first embodiment of the present invention;

FIG. 4 is a cross-sectional view of a winding unit in a spirally wound composite pipe provided in accordance with a first embodiment of the utility model;

fig. 5 is a schematic structural view of a spiral-wound composite pipe according to a second embodiment of the present invention, in which a winding layer is disposed outside an inner pipe.

Icon: 100-helically wound composite pipe; 110-an inner tube; 120-a winding layer; 121-strip material; 122-a first reinforcing rib; 123-a second reinforcing rib; 124-a first clamping part; 125-a second clamping part; 126-a winding unit; 127-a receiving groove; 130-a filling layer; 140-an outer tube; 150-an adhesive member; 160-a guard band; 170-warp layer.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "inside", "outside", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally placed when the products of the present invention are used, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "connected," "mounted," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Some embodiments of the utility model are described in detail below with reference to the accompanying drawings. Features in the embodiments described below may be combined with each other without conflict.

First embodiment

Referring to fig. 1, 2 and 3, an embodiment of the present invention provides a spiral wound composite pipe 100 for performing a drainage operation. The pipe body strength can be improved, the bearing capacity is improved, the service life is prolonged, safety accidents are avoided, and the safety is improved.

Spiral wound composite conduit 100 includes inner tube 110, wrapped layer 120, filler layer 130, outer tube 140, bonding member 150, protective tape 160, and warp layer 170. Outer tube 140 encloses and locates outside packing layer 130, and packing layer 130 encloses and locates outside winding layer 120, and outer tube 140 passes through packing layer 130 and winding layer 120 fixed connection, and winding layer 120 encloses and locates outside inner tube 110. The outer pipe 140 is used for external protection to prevent corrosion or breakage of the spirally wound composite pipe 100; the filling layer 130 is used for filling a gap between the outer tube 140 and the winding layer 120, so as to ensure that the outer tube 140 and the winding layer 120 are stably and reliably connected; the winding layer 120 is used for improving the strength and the pressure bearing capacity of the spirally wound composite pipeline 100 and prolonging the service life of the spirally wound composite pipeline 100; the inner pipe 110 serves to drain water.

It should be noted that the wrapping layer 120 includes a tape 121, a first reinforcing rib 122 and a second reinforcing rib 123. The strip 121 is spirally wound outside the inner pipe 110 to improve the strength and pressure-bearing capacity of the inner pipe 110, prevent the inner pipe 110 from cracking under the action of water pressure, and prolong the service life of the inner pipe 110. The first reinforcing ribs 122 and the second reinforcing ribs 123 are arranged in parallel at intervals and are integrally formed with the strip 121, the first reinforcing ribs 122 and the second reinforcing ribs 123 extend along the spiral winding direction of the strip 121, and the first reinforcing ribs 122 and the second reinforcing ribs 123 are used for improving the strength of the strip 121 and improving the pressure bearing capacity of the strip 121. Specifically, the strip 121 is provided with a first clamping portion 124 and a second clamping portion 125, and the first clamping portion 124 is clamped with the second clamping portion 125 to fix the shape of the winding layer 120, so that the strip 121 is prevented from scattering, and the winding layer 120 is prevented from deforming or falling off.

Further, the protection belt 160 is spirally wound outside the winding layer 120 and covers the first clamping portion 124 and the second clamping portion 125, and the winding direction of the protection belt 160 is the same as the winding direction of the tape 121; the protective tape 160 is used to shield and protect the first clamping portion 124 and the second clamping portion 125, so as to ensure stable and reliable clamping states of the first clamping portion 124 and the second clamping portion 125. The warp layer 170 is disposed between the inner tube 110 and the winding layer 120; the warp layer 170 is used to carry axial stresses of the helically wound composite pipe 100 to further increase the pressure bearing capacity of the helically wound composite pipe 100.

In this embodiment, one side of the protection belt 160 abuts against the first reinforcing rib 122, the other side abuts against the second reinforcing rib 123, and the first reinforcing rib 122 and the second reinforcing rib 123 act together to limit and fix the protection belt 160, so that the protection belt 160 can shield the first clamping portion 124 and the second clamping portion 125.

In this embodiment, the filling layer 130 is made of a cement material, the cement is filled between the outer tube 140 and the winding layer 120, the first clamping portion 124 and the second clamping portion 125 can be clamped to preliminarily fix the shape of the winding layer 120, and the shape of the winding layer 120 can be further fixed after the cement is solidified, so as to prevent the strip 121 from scattering.

Referring to fig. 4, the tape 121 includes a plurality of winding units 126. The plurality of winding units 126 are sequentially connected to combine to form the winding layer 120. Each winding unit 126 is disposed around the inner tube 110, that is, the strip 121 wound around the inner tube 110 in an oblique direction is referred to as a winding unit 126. Specifically, the first clamping portion 124 and the second clamping portion 125 are both disposed on the winding unit 126, and the first clamping portion 124 of one winding unit 126 is clamped with the second clamping portion 125 of an adjacent winding unit 126 to fix the relative position of two adjacent winding units 126 and prevent the two adjacent winding units 126 from relative displacement.

In this embodiment, the winding unit 126 is provided with two first clamping portions 124 and two second clamping portions 125, the two first clamping portions 124 are oppositely disposed on two sides of the inner tube 110, and the two second clamping portions 125 are oppositely disposed on two sides of the inner tube 110, so as to improve the clamping strength of two adjacent winding units 126. However, the number of the first clamping portions 124 and the second clamping portions 125 on the winding unit 126 can be three, in other embodiments, three first clamping portions 124 are disposed outside the inner tube 110 in an annular array, and three second clamping portions 125 are disposed outside the inner tube 110 in an annular array; or four first clamping portions 124 are arranged outside the inner tube 110 in an annular array, and four second clamping portions 125 are arranged outside the inner tube 110 in an annular array; the number of the first and second catching

portions

124 and 125 on the winding unit 126 is not particularly limited.

It should be noted that the second clamping portion 125 is provided with a receiving groove 127, the bonding member 150 is disposed in the receiving groove 127, and the bonding member 150 is configured to bond the second clamping portion 125 of one winding unit 126 to an adjacent winding unit 126, so as to fix a relative position between the second clamping portion 125 and the adjacent winding unit 126, thereby further ensuring that the clamping state of the first clamping portion 124 and the second clamping portion 125 is stable and reliable, and further fixing the shape of the winding layer 120.

In this embodiment, the adhesive member 150 is a hot melt adhesive, but is not limited thereto, and in other embodiments, the adhesive member 150 may be a polyvinyl formal adhesive or an epoxy adhesive, and the material of the adhesive member 150 is not particularly limited.

First joint portion 124 includes the pothook, and the draw-in groove has been seted up to second joint portion 125, and the pothook stretches into the draw-in groove, and cooperates with the draw-in groove to realize two adjacent winding unit 126's preliminary fixed, thereby inject the shape of whole winding layer 120. But not limited thereto, in other embodiments, the first clamping portion 124 includes a clamping slot, and the second clamping portion 125 includes a hook, which can also achieve the clamping function of the first clamping portion 124 and the second clamping portion 125.

In this embodiment, the quantity of pothook and draw-in groove is two, and two pothooks parallel interval set up, and every pothook cooperates with a draw-in groove to improve the reliable degree of joint. However, the present invention is not limited to this, and in other embodiments, the number of the hooks and the slots may be three or one, and the number of the hooks and the slots is not particularly limited.

In the spirally wound composite pipe 100 provided in the embodiment of the present invention, the outer pipe 140 is enclosed outside the filling layer 130, the filling layer 130 is enclosed outside the winding layer 120, the outer pipe 140 is fixedly connected to the winding layer 120 through the filling layer 130, the winding layer 120 is enclosed outside the inner pipe 110, the winding layer 120 includes the strip 121, the strip 121 is spirally wound outside the inner pipe 110, the strip 121 is provided with the first clamping portion 124 and the second clamping portion 125, and the first clamping portion 124 is clamped to the second clamping portion 125 to fix the shape of the winding layer 120. Compared with the prior art, the spiral winding composite pipeline 100 provided by the utility model adopts the strip 121 spirally wound outside the inner pipe 110 and the first clamping part 124 and the second clamping part 125 which are clamped with each other, so that the strength of the pipe body can be improved, the pressure-bearing capacity can be improved, the service life can be prolonged, the occurrence of safety accidents can be avoided, and the safety can be improved.

Second embodiment

Referring to fig. 5, an embodiment of the present invention provides a spiral-wound composite pipe 100, which is different from the first embodiment in the arrangement of a first clamping portion 124 and a second clamping portion 125.

In this embodiment, the first clamping portion 124 and the second clamping portion 125 are disposed on two sides of the winding unit 126, and both extend along the winding direction of the winding unit 126. Specifically, the first clamping portion 124 and the second clamping portion 125 are both strip-shaped, the cross section of the first clamping portion 124 is in the shape of a clamping hook, the cross section of the second clamping portion 125 is in the shape of a clamping groove, and the first clamping portion 124 of one winding unit 126 and the second clamping portion 125 of an adjacent winding unit 126 are always in a clamping state to fix the shape of the winding layer 120.

The beneficial effects of the spiral wound composite pipe 100 provided by the embodiment of the present invention are the same as those of the first embodiment, and are not described herein again.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a spiral winding composite pipe, its characterized in that, includes inner tube, winding layer, filling layer and outer tube, the outer tube encloses to be located outside the filling layer, the filling layer encloses to be located outside the winding layer, the outer tube passes through the filling layer with winding layer fixed connection, the winding layer encloses to be located outside the inner tube, the winding layer includes the strip, the strip be the heliciform ground winding set up in outside the inner tube, the strip is provided with first joint portion and second joint portion, first joint portion with second joint portion joint, with fixed the shape on winding layer.

2. The spiral wound composite pipe of claim 1, wherein the strip includes a plurality of winding units, the plurality of winding units are sequentially connected, each winding unit winds the inner pipe for a circle, the first clamping portion and the second clamping portion are both disposed on the winding units, and the first clamping portion of one winding unit is clamped with the second clamping portion of an adjacent winding unit.

3. The spirally wound composite pipe according to claim 2, wherein the winding unit is provided with two of the first engaging portions and two of the second engaging portions, the two of the first engaging portions being disposed opposite to each other on both sides of the inner pipe, and the two of the second engaging portions being disposed opposite to each other on both sides of the inner pipe.

4. The helically wound composite pipe of claim 2, wherein the first engaging portion and the second engaging portion are disposed on opposite sides of the winding unit and extend in a winding direction of the winding unit.

5. The spirally wound composite pipe of claim 2, further comprising a bonding member, wherein the second clamping portion defines a receiving groove, the bonding member is disposed in the receiving groove, and the bonding member is configured to bond the second clamping portion of one winding unit to an adjacent winding unit.

6. The helically wound composite pipe of claim 1, wherein the first clamping portion comprises a hook, and the second clamping portion defines a slot, the hook extending into and engaging with the slot.

7. The helically wound composite pipe of claim 6, wherein the number of said hooks and said slots is two, and two of said hooks are spaced apart in parallel, and each of said hooks is engaged with one of said slots.

8. The helically wound composite pipe of claim 1, further comprising a protective tape helically wound around the winding layer and covering the first and second clamping portions, wherein the protective tape is wound in the same direction as the tape.

9. The helically wound composite pipe of claim 8, wherein the wound layer further comprises first and second reinforcing ribs spaced apart in parallel and integrally formed with the tape, the protective tape having one side abutting the first reinforcing rib and the other side abutting the second reinforcing rib.

10. The helically wound composite pipe of claim 1, further comprising a warp layer disposed between the inner tube and the wound layer.