Winding strip and winding reinforced pipe

Abstract

The winding strip comprises a main frame body, a protruding part and a central reinforcing part, the main frame body comprises a top wall part, a bottom wall part and two side wall parts, the length of the top wall part is smaller than that of the bottom wall part, the two side wall parts are symmetrically arranged, and the protruding part is arranged between the top wall part and the bottom wall part. The side wall part comprises a first arm and a second arm which are connected, the end, away from the second arm, of the first arm is connected with the end of the top wall part, the end, away from the first arm, of the second arm is connected with the end of the bottom wall part, the first arm and the second arm form an obtuse angle structure, the protruding part is located outside the main frame body, and the protruding part is located outside the main frame body. The bottom of the protruding part is connected with the top wall part, the central reinforcing part is arranged corresponding to the protruding part, the central reinforcing part is located in the main frame body and connected with the top wall part and the bottom wall part, and the central reinforcing part comprises a plurality of hollow structures which are connected in a stacked mode. The winding strip gives consideration to both the raw material cost and the rigidity of the pressure-bearing ring.

Description

TECHNICAL FIELD

[0001] The utility model relates to plastic pipeline technical field especially, it relates to a kind of winding band and winding reinforced pipe. BACKGROUND

[0002] To improve the pressure ring stiffness (resistance to external pressure strength) of pipe, the outside of part pipe can be provided with winding band, winding band can extend along the length direction of pipe in spiral shape.

[0003] To save production material, reduce material cost, part winding band of existing adopts completely hollow structure, which leads to the unsatisfactory improvement of pipe pressure ring stiffness. UTILITY MODEL CONTENT

[0004] The utility model solves the technical problem that it provides a new winding band that considers raw material cost and pressure ring stiffness, and winding reinforced pipe with the winding band.

[0005] To solve the above technical problem, the utility model adopts the technical scheme that a kind of winding band, including main frame, protruding portion and central reinforcing portion, the main frame includes top wall portion, bottom wall portion and two side wall portions, the length of the top wall portion is shorter than the length of the bottom wall portion, two the side wall portions are symmetrically arranged, the side wall portion includes connected first arm and second arm, the end of the first arm away from the second arm is connected with the end of the top wall portion, the end of the second arm away from the first arm is connected with the end of the bottom wall portion, the first arm and second arm form an obtuse angle structure, the protruding portion is located at the outside of the main frame, the bottom of the protruding portion is connected with the top wall portion, the central reinforcing portion is arranged corresponding to the protruding portion, and the central reinforcing portion is located in the main frame and is connected with the top wall portion and the bottom wall portion, the central reinforcing portion includes a plurality of stacked hollow structures.

[0006] Further, the hollow structure is in the form of a circular ring.

[0007] Further, the central region of the protruding portion is provided with a cavity.

[0008] Further, the cross section of the cavity is in the form of a circle, an ellipse or a polygon.

[0009] Further, the protruding portion is connected with the middle segment of the top wall portion.

[0010] Further, the cross section of the protruding portion is in the form of a semicircle or a polygon.

[0011] Further, the second arm is connected perpendicularly with the bottom wall portion.

[0012] Further, the winding band as a whole is in the form of a plane-symmetrical structure.

[0013] Further, the winding band material is integrally formed.

[0014] To solve the above technical problems, the winding reinforced pipe material comprises the winding band material.

[0015] The winding band material has the advantages that the structure is novel, the two sides of the central reinforcing part have large hollow areas, and the central reinforcing part is composed of multiple hollow structures, which effectively reduces the production of consumables and lowers the cost of raw materials; the central reinforcing part and the protruding part can effectively ensure the rigidity of the pressure-bearing ring, that is, the winding band material can effectively balance the cost of raw materials and the rigidity of the pressure-bearing ring. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 Fig. 1 is a structural schematic view of a winding band material;

[0017] Figure 2 Fig. 2 is a structural schematic view of a winding reinforced pipe material.

[0018] Label explanation:

[0019] 1, main frame; 11, top wall part; 12, bottom wall part; 13, side wall part; 131, first arm; 132, second arm;

[0020] 2, protruding part; 21, cavity;

[0021] 3, central reinforcing part; 31, hollow structure;

[0022] 4, pipe body;

[0023] 5, winding band material. DETAILED DESCRIPTION

[0024] To better illustrate the technical content, purposes and effects of the present application, the following will be described in conjunction with the drawings.

[0025] Please refer to Figure 1 and Figure 2A winding band material, comprising a main frame 1, a protruding part 2 and a central reinforcing part 3, the main frame 1 comprises a top wall part 11, a bottom wall part 12 and two side wall parts 13, the length of the top wall part 11 is shorter than the length of the bottom wall part 12, the two side wall parts 13 are symmetrically arranged, the side wall part 13 comprises a first arm 131 and a second arm 132 connected, the end of the first arm 131 away from the second arm 132 is connected to the end of the top wall part 11, the end of the second arm 132 away from the first arm 131 is connected to the end of the bottom wall part 12, the first arm 131 and the second arm 132 form an obtuse angle structure, the protruding part 2 is located outside the main frame 1, the bottom of the protruding part 2 is connected to the top wall part 11, the central reinforcing part 3 is arranged corresponding to the protruding part 2, the central reinforcing part 3 is located inside the main frame 1 and connected to the top wall part 11 and the bottom wall part 12, and the central reinforcing part 3 comprises a plurality of hollow structures 31 stacked and connected.

[0026] From the above description, the winding band material has the advantages that: the structure is novel, the two sides of the central reinforcing part 3 have large-area hollow regions, and the central reinforcing part 3 is composed of a plurality of hollow structures 31, so that the production of consumables is effectively reduced, and the cost of raw materials is reduced; the existence of the central reinforcing part 3 and the protruding part 2 can effectively ensure the rigidity of the pressure-bearing ring, that is, the winding band material can effectively balance the cost of raw materials and the rigidity of the pressure-bearing ring.

[0027] Further, the hollow structure 31 is in the form of a circular ring.

[0028] From the above description, the hollow structure 31 in the form of a circular ring is convenient for molding.

[0029] Further, the central region of the protruding part 2 is provided with a cavity 21.

[0030] From the above description, the cavity 21 provided on the protruding part 2 can more effectively reduce the consumption of raw materials for producing the winding band material.

[0031] Further, the cross section of the cavity 21 is in the form of a circle, an ellipse or a polygon.

[0032] From the above description, the specific shape of the cavity 21 can be set as required.

[0033] Further, the protruding part 2 is connected to the middle segment of the top wall part 11.

[0034] Further, the cross section of the protruding part 2 is in the form of a semicircle or a polygon.

[0035] From the above description, the specific shape of the protruding part 2 can be set as required.

[0036] Further, the second arm 132 is connected perpendicularly to the bottom wall part 12.

[0037] Further, the winding band material is a plane-symmetrical structure.

[0038] Further, the winding band material is an integral structure formed by integral processing.

[0039] The winding band material is used for a winding reinforced pipe material.

[0040] Please refer to Figure 1 and Figure 2 The embodiment one of the utility model provides a winding band material, including main frame body 1, convex part 2 and central reinforcing part 3, the main frame body 1 includes top wall part 11, bottom wall part 12 and two side wall parts 13, the length of top wall part 11 is shorter than the length of bottom wall part 12, two side wall parts 13 are symmetrically arranged, and the side wall part 13 includes connected first arm 131 and second arm 132, the end of first arm 131 away from second arm 132 is connected with the end of top wall part 11, the end of second arm 132 away from first arm 131 is connected with the end of bottom wall part 12, first arm 131 and second arm 132 form an obtuse angle structure, convex part 2 is located at the outside of main frame body 1, the bottom of convex part 2 is connected with top wall part 11, convex part 2 is connected with the middle segment of top wall part 11, central reinforcing part 3 is arranged corresponding to convex part 2, and central reinforcing part 3 is located in main frame body 1 and is connected with top wall part 11 and bottom wall part 12, and central reinforcing part 3 includes a plurality of stacked hollow structures 31, in the embodiment, the hollow structure 31 is circular ring shape, and the number of hollow structure 31 is two, that is, central reinforcing part 3 is formed by two circular rings stacked and connected.

[0041] In order to further reduce the use of raw materials, the central region of the convex part 2 is provided with a cavity 21, and the cross section of the cavity 21 is circular, elliptical or polygonal.

[0042] The cross section of the convex part 2 is semicircular or polygonal, and in the embodiment, the cross section of the convex part 2 is rectangular.

[0043] Optionally, the second arm 132 is connected perpendicularly to the bottom wall part 12.

[0044] The winding band material is a plane-symmetrical structure, and preferably an integral structure formed by integral processing.

[0045] The embodiment also provides a winding reinforced pipe material, which comprises a pipe body 4 and the winding band material 5 described above, and the winding band material 5 is spirally wound on the outer peripheral wall of the pipe body 4.

[0046] In summary, the winding band material and the winding reinforced pipe material have the advantages that the winding band material has a novel structure, the two sides of the central reinforcing part have large-area hollow regions and the central reinforcing part is composed of a plurality of hollow structures, production consumables are effectively reduced, and raw material costs are reduced; the existence of the central reinforcing part and the protruding part can effectively ensure the pressure ring rigidity, that is, the winding band material can effectively balance the raw material cost and the pressure ring rigidity.

[0047] The above is only an embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent transformation, direct or indirect application in the related technical field by using the utility model specification and the attached drawings is also included in the patent protection range of the utility model.

Claims

1. A wound strip, characterized by The winding band comprises a main frame, a protruding part and a central reinforcing part, the main frame comprises a top wall part, a bottom wall part and two side wall parts, the length of the top wall part is shorter than that of the bottom wall part, the two side wall parts are symmetrically arranged, the side wall part comprises a first arm and a second arm connected with each other, the end of the first arm away from the second arm is connected with the end of the top wall part, the end of the second arm away from the first arm is connected with the end of the bottom wall part, the first arm and the second arm form an obtuse angle structure, the protruding part is located outside the main frame, the bottom of the protruding part is connected with the top wall part, the central reinforcing part is arranged corresponding to the protruding part, the central reinforcing part is located inside the main frame and connected with the top wall part and the bottom wall part, and the central reinforcing part comprises a plurality of hollow structures stacked and connected with each other.

2. The wound bandage of claim 1, wherein, The hollow structure is in the shape of a circular ring.

3. The wound bandage of claim 1, wherein, The central area of the protruding part is provided with a cavity.

4. The wound bandage of claim 3, wherein, The cross section of the cavity is in the shape of a circle, an ellipse or a polygon.

5. The wound bandage of claim 1, wherein, The protruding part is connected with the middle section of the top wall part.

6. The wound bandage of claim 1, wherein, The cross section of the protruding part is in the shape of a semicircle or a polygon.

7. The wound bandage of claim 1, wherein, The second arm is connected with the bottom wall part perpendicularly.

8. The wound bandage of claim 1, wherein, The winding band is a plane-symmetrical structure as a whole.

9. The wound bandage of claim 1, wherein, The winding band is an integral structure processed and formed integrally.

10. A wound reinforced pipe, characterized in that The winding band comprises any one of claims 1-9. The winding band comprises any one of claims 1-9.

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