CN218644971U - Hollow reinforcing rib outer convex rib strip and hollow reinforcing rib outer convex rib winding corrugated pipe - Google Patents

Abstract

The utility model provides a hollow reinforcing rib outer convex rib belt material, which comprises a belt material body, wherein the belt material body comprises a hollow pipe wall and a hollow convex rib which is arranged on the hollow pipe wall and is outwards protruded, the inner wall surface of the convex rib and the hollow pipe wall are connected with a first reinforcing rib, one end of the first reinforcing rib extends to the inner side of the hollow pipe wall, and the other end of the first reinforcing rib extends to the upper end surface of the hollow outer convex rib; through setting up the strip body into hollow pipe wall and hollow evagination rib and linking to each other to set up position cavity also can reduce the cost with the pipe wall when making thicker and then increase big ring rigidity that the pipe physical stamina was done, and the upper end of a side of first strengthening rib and hollow pipe wall and hollow evagination rib, thereby along the direction of height of strip body, support whole strip body, promote the support intensity of strip body.

Description

Hollow reinforcing rib outer convex rib strip and hollow reinforcing rib outer convex rib winding corrugated pipe

Technical Field

The utility model relates to a bellows, concretely relates to outer fin strip of cavity strengthening rib and outer fin winding bellows of cavity strengthening rib.

Background

The winding corrugated pipe in the prior art often leads to the top of the corrugated pipe to be sunken because the top of the winding corrugated pipe is stressed too intensively and unevenly in the using process. In chinese application No. CN201010218818.2, published as 2012-01-04, a wall pipe with an inner rib reinforced outer corrugated plastic winding structure and a manufacturing method thereof are disclosed, the pipe comprises a pipe body formed by spirally winding and welding a special-shaped strip, the pipe body comprises a cylindrical pipe wall, a hollow reinforcing rib spirally wound thereon, and a reinforced inner rib positioned in the hollow reinforcing rib and perpendicular to the pipe wall, the reinforced inner rib divides the hollow reinforcing rib into two parallel hollow cavities, and a joint surface formed by welding is positioned at the reinforced inner rib. The pipe is formed by spirally winding a plastic special-shaped strip provided with a tubular bulge with a hollow cavity inside on the solid pipe wall and fusing the plastic special-shaped strip by using melt adhesive, and the fusion position of the two strips is provided with the melt adhesive to form an increased convex rib.

However, the reinforced inner rib of the winding structure is arranged at the joint of the two strip material bodies only for increasing the strength of the joint, and no reinforcing rib is arranged in the hollow pipe body on the pipe wall, so that the hollow pipe body is easy to collapse, the pipe wall of the hollow pipe body is solid, the whole pipe body cannot be very thick, the reinforced inner rib is only connected with the outer layer of the pipe wall and the inner wall of the hollow reinforcing rib, the reinforced inner rib does not extend to the inner layer of the pipe wall, the reinforced inner rib cannot support the whole pipe wall along the thickness direction of the pipe wall, and the ring stiffness is poor.

Disclosure of Invention

The utility model provides a cavity strengthening rib outer fin strip and cavity strengthening rib evagination rib winding bellows, the first strengthening rib of the internal face connection of outer fin extends to the inboard of strip body on, supports whole strip body, promotes ring rigidity.

In order to achieve the above purpose, the technical scheme of the utility model is that: the utility model provides a hollow strengthening rib outer convex rib strip, includes the strip body, and the strip body includes the hollow pipe wall and sets up and be equipped with hollow evagination rib to the evagination on the hollow pipe wall, and the internal face and the hollow pipe wall in-connection of evagination rib have first strengthening rib, and on the one end of first strengthening rib extended to the inboard of hollow pipe wall, the other end of first strengthening rib extended to on the up end of outer convex rib.

Above setting, through setting up the strip body into hollow pipe wall and hollow evagination rib and linking to each other to set up a position cavity and also can reduce the cost with the pipe wall when making thicker and then increase big ring rigidity that the pipe physical stamina was done, and the upper end of first strengthening rib and a side of hollow pipe wall and hollow outer fin, thereby along the direction of height of strip body, support whole strip body, promote the support intensity of strip body.

Further, the first reinforcing rib is connected with the inner wall surface of the top of the outer convex rib.

Above setting, cavity strengthening rib evagination rib strip twines into the bellows and uses, and the atress at strip top is great, is connected through the top of first strengthening rib and evagination rib, supports the peak of evagination rib, and the atress at first strengthening rib dispersion evagination rib top for the whole even atress of strip.

Furthermore, the center line of the convex rib in the length direction is superposed with the center line of the strip material body in the length direction.

Above setting, outer fin sets up between two parties with strip material body length direction relatively, and the atress is even between outer fin and the strip material body.

Further, the first reinforcing rib is arranged on a central line in the length direction of the strip body.

Above setting, along the length direction of strip body, the relative strip body of first strengthening rib sets up between two parties, and the both ends atress of strip body is even.

Furthermore, a hollow cavity is formed between the hollow pipe wall and the hollow outer convex rib. Through setting up hollow strip body for cavity strengthening rib evagination rib strip is light.

Furthermore, a second reinforcing rib is arranged in the hollow cavity, is perpendicular to the first reinforcing rib and is connected with two ends of the strip body.

Above setting, the second strengthening rib supports the strip body along the length direction of strip body for the strip body is difficult to take place to warp along length direction, simultaneously because the second strengthening rib sets up with first strengthening rib is perpendicular, when the strip body can not take place to warp along length direction, the strip body also can not take place to warp along the direction of height, and then through second strengthening rib and the cooperation of first strengthening rib, further promotes ring rigidity. Further, the second reinforcing ribs are arranged on the central line of the strip body in the height direction.

Above setting, along the direction of height of strip material body, the relative strip material body of second strengthening rib sets up between two parties, and the both sides atress of strip material body is even.

Furthermore, the cross section of the hollow convex rib is arc-shaped.

The utility model also provides a cavity strengthening rib outer fin winding bellows, including the outer fin strip of the cavity strengthening rib more than two, the outer fin winding bellows of cavity strengthening rib is twined and is formed through the adhesive linkage bonding between the outer fin strip of adjacent cavity strengthening rib with the spiral mode by the outer fin strip of the cavity strengthening rib more than two.

According to the arrangement, the strength of the outer rib strip material of the hollow reinforcing rib and the strength of the corrugated pipe are improved by bonding the outer rib strip materials of the adjacent hollow reinforcing ribs; the first reinforcing ribs are connected with the inner side of the strip body, so that the whole strip body is supported along the height direction of the strip body, and the support strength of the strip body is improved.

Drawings

FIG. 1 is a cross-sectional view of one embodiment of two bonded tape bodies.

Fig. 2 is a schematic diagram of a first embodiment of the present invention.

Fig. 3 is a cross-sectional view of a second embodiment of two bonded tape bodies.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

The first embodiment.

As shown in fig. 1-2, a corrugated pipe with hollow stiffener outer rib winding includes more than two hollow stiffener outer rib tapes 1, wherein the more than two hollow stiffener outer rib tapes 1 are spirally wound and are formed by bonding adjacent hollow stiffener outer rib tapes through bonding layers. The strength of the hollow reinforcing rib outer rib strip material 1 and the strength of the corrugated pipe are improved by bonding the adjacent hollow reinforcing rib outer rib strip materials 1.

The hollow reinforcing rib outer convex rib strip 1 comprises a strip body 11, wherein the strip body 11 comprises a hollow pipe wall, a hollow outer convex rib 2 is arranged on the hollow pipe wall in an outward protruding mode, and a hollow cavity 13 is formed by the hollow pipe wall and the hollow outer convex rib 2. The strip body 11 is provided with the hollow pipe wall connected with the hollow convex rib 2, so that the pipe body can be thicker, the rigidity of the ring is enhanced, and the cost can be reduced by arranging the hollow pipe wall; the internal face of outer fin 2 and hollow pipe wall in-connection have first strengthening rib 3, and on the one end of first strengthening rib 3 extended to the inboard of hollow pipe wall, the other end of first strengthening rib 3 extended to on the up end of outer fin 2. The first reinforcing ribs 3, one side surface of the hollow pipe wall and the upper ends of the hollow convex ribs 2 support the whole strip body 11 along the height direction of the strip body 11, and the support strength of the strip body 11 is improved.

In the present embodiment, the first beads 3 are connected to the inner wall surface of the top of the outer ribs 2. The corrugated pipe is formed by winding the hollow reinforcing rib outer convex rib strip 1, the stress on the top of the strip is large, the first reinforcing rib 3 is connected with the top of the outer convex rib 2 to support the highest point of the outer convex rib 2, and the first reinforcing rib 3 disperses the stress on the top of the outer convex rib 2, so that the strip is uniformly stressed.

In the present embodiment, the center line of the convex rib 2 in the length direction coincides with the center line of the strip body 11 in the length direction; the first reinforcing rib 3 is arranged on the central line of the strip body 11 in the length direction. The outer convex ribs 2 are arranged in the middle relative to the length direction of the belt material body 11, and the stress between the outer convex ribs 2 and the belt material body 11 is uniform. The first reinforcing rib 3 is arranged in the middle relative to the length direction of the strip material body 11, and the two ends of the strip material body 11 are stressed uniformly.

The second embodiment.

As shown in fig. 3, in the corrugated tube with the external ribs wound around the hollow reinforcing ribs, a second reinforcing rib 4 is further disposed in the hollow cavity 13, and the second reinforcing rib 4 is perpendicular to the first reinforcing rib 3 and is connected to two ends of the strip material body 11. The rest of the structure is the same as the first embodiment. In the present embodiment, the second beads 4 are provided on the center line in the height direction of the strip body 11. The second reinforcing ribs 4 are arranged in the middle relative to the height direction of the strip material body 11, and the two sides of the strip material body 11 are stressed uniformly.

The second strengthening rib 4 supports strip body 11 along the length direction of strip body 11 for strip body 11 is difficult to take place to warp along length direction, simultaneously because second strengthening rib 4 sets up with first strengthening rib 3 is perpendicular, when strip body 11 can not take place to warp along length direction, strip body 11 also can not take place to warp along the direction of height, and then through second strengthening rib 4 and the cooperation of first strengthening rib 3, further promotes ring rigidity.

Claims (9)

1. The utility model provides a cavity strengthening rib outer rib strip, includes the strip body, its characterized in that: the strip material body comprises a hollow pipe wall and a hollow convex rib which is arranged on the hollow pipe wall and protrudes outwards, the inner wall surface of the convex rib and the hollow pipe wall are connected with a first reinforcing rib, one end of the first reinforcing rib extends to the inner side of the hollow pipe wall, and the other end of the first reinforcing rib extends to the upper end surface of the hollow convex rib.

2. A strip of hollow reinforcing bars outer ribs according to claim 1, wherein: the first reinforcing rib is connected with the inner wall surface of the top of the outer convex rib.

3. A strip of hollow reinforcing bars outer ribs according to claim 1, wherein: the central line of the outer convex rib in the length direction is superposed with the central line of the strip material body in the length direction.

4. A hollow stiffener over rib strip as claimed in claim 1 wherein: the first reinforcing rib is arranged on the central line of the length direction of the strip body.

5. A hollow stiffener over rib strip as claimed in claim 1 wherein: the hollow pipe wall and the hollow convex rib form a hollow cavity.

6. A hollow stiffener over rib strip as claimed in claim 1 wherein: and a second reinforcing rib is also arranged in the hollow cavity, is perpendicular to the first reinforcing rib and is connected with the two ends of the strip body.

7. The strip of hollow stiffener outer ribs according to claim 6, wherein: the second reinforcing rib is arranged on the central line of the height direction of the strip material body.

8. A strip of hollow reinforcing bars outer ribs according to claim 1, wherein: the cross section of the hollow convex rib is arc-shaped.

9. The utility model provides a cavity strengthening rib outer fin winding bellows which characterized in that: comprising two or more hollow bead outer rib tapes according to any one of claims 1 to 8, wherein the hollow bead outer rib-wound corrugated tube is formed by spirally winding two or more hollow bead outer rib tapes and bonding the adjacent hollow bead outer rib tapes by an adhesive layer.

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