CN211083144U

CN211083144U - HDPE steel band reinforcing helical bellows

Info

Publication number: CN211083144U
Application number: CN201922354800.4U
Authority: CN
Inventors: 杨成伟
Original assignee: Zhejiang Weicai Management Co ltd
Current assignee: Zhejiang Weicai Management Co ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-07-24
Anticipated expiration: 2029-12-25

Abstract

The utility model relates to the technical field of the production and the manufacture of corrugated pipes, and discloses a HDPE steel belt reinforced spiral corrugated pipe, which comprises a pipe body, wherein two ends of the pipe body are provided with a socket and a bell mouth, a plurality of corrugated pipes can be assembled through the arrangement of the socket and the bell mouth, the use is more convenient, a first filling layer made of polyurethane foam particles enables the corrugated pipe to have excellent heat preservation and anti-leakage functions, the stability of the whole structure of the corrugated pipe is enhanced, the stability of a thread strip is further ensured by a rectangular reinforcing piece and a triangular rib inside the first filling layer, the ring stiffness of the corrugated pipe is enhanced, the chemical property of a second filling layer formed by mixing calcium carbonate, silicon dioxide and asbestos is very stable, the ring stiffness of the corrugated pipe is enhanced, the water resistance, the heat resistance and the physical performance of the corrugated pipe cannot be influenced, the structure of the utility model is simple, the problem of traditional spiral bellows ring rigidity not enough is solved, have the advantage that ring rigidity is high.

Description

HDPE steel band reinforcing helical bellows

Technical Field

The utility model relates to a production and the manufacturing technology field of bellows specifically are HDPE steel band reinforcing helical bellows.

Background

The steel-band reinforced spiral corrugated pipe has the advantages of high rigidity, high strength, corrosion resistance, wear resistance, strong flexibility and the like, and is widely applied to the fields of buried drainage, sewage pipes and the like as a steel-plastic composite pipe with high cost performance.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a HDPE steel band reinforcing helical bellows possesses the high advantage of ring rigidity, has solved the not enough problem of traditional helical bellows ring rigidity.

(II) technical scheme

For realizing the high purpose of above-mentioned ring rigidity, the utility model provides a following technical scheme: HDPE steel band reinforcing helical bellows, including the body, the inner wall fixedly connected with anticorrosive coating of body, the left end fixedly connected with socket of body, the right-hand member fixedly connected with bellmouth of body, the outer wall fixedly connected with helical strip of body, the outer wall fixedly connected with strengthening rib of helical strip, the top fixedly connected with of helical strip is outer, outer bottom fixedly connected with resin layer, the first filling layer of bottom fixedly connected with of resin layer, the inside fixedly connected with rectangle reinforcement of first filling layer, the inside fixedly connected with rib of rectangle reinforcement, the bottom fixedly connected with second filling layer of first filling layer, the bottom fixedly connected with bottom of second filling layer, bottom fixed connection is on the outer wall of body.

Preferably, the outer wall of the socket is matched with the inner wall of the socket, and the corrugated pipes are matched with each other end to end, so that a plurality of corrugated pipes can be assembled.

Preferably, the anticorrosive coating is made of epoxy resin composite material paint, the epoxy resin composite material is used for a transition part from the ground to the air, a chemical barrier is formed, most chemicals can be blocked, the anticorrosive coating can be used for straight pipes and other appearance structures such as bent pipes or T-shaped pipes, and the pipeline can be protected from abrasion, severe environmental conditions and external corrosion.

Preferably, the first filling layer is made of polyurethane foam particles, and plays a role in heat preservation and leakage prevention, so that the stability of the integral structure of the corrugated pipe is further enhanced.

Preferably, the rib has three, and becomes the triangle-shaped between each other, and the triangle-shaped structure is more stable, very big guarantee the stability of screw thread strip, strengthened the ring rigidity of bellows.

Preferably, the second filling layer is formed by mixing calcium carbonate, silica and asbestos, so that the structural stability of the corrugated pipe is further enhanced, and the corrugated pipe has excellent ring stiffness.

Preferably, skin and body all are high density polyethylene material, and overall structure is more stable, has long-term life.

(III) advantageous effects

Compared with the prior art, the utility model provides a HDPE steel band reinforcing helical bellows possesses following beneficial effect:

1. this HDPE steel band reinforcing helical bellows, can assemble many bellows through setting up of socket and bellmouth, facilitate the use more, the inner wall coating of bellows has epoxy composite's anticorrosive coating, epoxy composite is arranged in the transition part from the soil to the air, one chemical barrier has been formed, can block most chemicals, can be used for the straight tube and can be used for other appearance structures such as return bend or T type pipe again, can protect the pipeline to avoid wearing and tearing, harsh environmental condition and outside corruption, through the socket, cooperation between bellmouth and the anticorrosive coating is used, thereby reached and to have made helical bellows have anticorrosive function's effect.

2. This HDPE steel band reinforcing helical bellows, first filling layer through polyurethane foam particle material makes the bellows have outstanding heat preservation and antiseep function, bellows overall structure's stability has been strengthened, the further stability that has ensured the screw thread strip of the inside rectangle reinforcement of first filling layer and the rib of triangle-shaped, the ring rigidity of bellows has been strengthened, by calcium carbonate, silica and asbestos mix and form the second filling layer chemical property very stable, the ring rigidity of bellows has both been strengthened, can not be to the water proofness of bellows yet, heat resistance and physical properties cause the influence, through first filling layer, the rectangle reinforcement, the rib, cooperation between screw thread strip and the second filling layer is used, thereby reached the effect that can strengthen bellows ring rigidity.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a partial cross-sectional view of the screw thread strip of the present invention.

In the figure: the pipe comprises a pipe body 1, a socket 2, a socket 3, a socket 4, a spiral strip 5, a reinforcing rib 6, an anticorrosive layer 7, a resin layer 8, a first filling layer 9, a rectangular reinforcing member 10, a reinforcing rib 11, a second filling layer 12, a bottom layer 13 and an outer layer 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the HDPE steel strip reinforced helical bellows comprises a tube body 1, wherein an anticorrosive layer 6 is fixedly connected to the inner wall of the tube body 1, the anticorrosive layer 6 is made of epoxy resin composite material coating, the epoxy resin composite material is used for a transition part from the ground to the air to form a chemical barrier which can block most chemicals, can be used for straight tubes and other appearance structures such as bent tubes or T-shaped tubes and can protect the pipelines from abrasion, harsh environmental conditions and external corrosion, a socket 2 is fixedly connected to the left end of the tube body 1, a socket 3 is fixedly connected to the right end of the tube body 1, the outer wall of the socket 2 is matched with the inner wall of the socket 3, the ends of the corrugated tubes are matched with each other, so that a plurality of corrugated tubes can be assembled, a helical strip 4 is fixedly connected to the outer wall of the tube body 1, and a reinforcing rib 5, the top fixedly connected with skin 13 of helical bead 4, the bottom fixedly connected with resin layer 7 of skin 13, the bottom fixedly connected with first filling layer 8 of resin layer 7, first filling layer 8 is polyurethane foam particle material, first filling layer 8 plays the effect of heat preservation and antiseep, further the stability of bellows overall structure has been strengthened, the inside fixedly connected with rectangle reinforcement 9 of first filling layer 8, the inside fixedly connected with rib 10 of rectangle reinforcement 9, rib 10 has three, and become the triangle-shaped form each other, the triangle-shaped structure is more stable, very big guarantee the stability of ribbon 4, the ring rigidity of bellows has been strengthened, the bottom fixedly connected with second filling layer 11 of first filling layer 8, second filling layer 11 is formed by calcium carbonate, silica and asbestos mixture, further the structural stability of bellows has been strengthened, make it have outstanding ring rigidity, the bottom fixedly connected with bottom 12 of second filling layer 11, bottom 12 fixed connection are on the outer wall of body 1, and outer 13 and body 1 all are the high density polyethylene material, and overall structure is more stable, has permanent life.

The working principle is that a plurality of corrugated pipes can be assembled through the arrangement of the sockets 2 and the sockets 3, the corrugated pipes are more convenient to use, the first filling layer 8 made of polyurethane foam particles enables the corrugated pipes to have excellent heat preservation and anti-leakage functions, the stability of the whole structure of the corrugated pipes is enhanced, the rectangular reinforcing piece 9 and the triangular ribs 10 in the first filling layer 8 further guarantee the stability of the thread strips, the ring stiffness of the corrugated pipes is enhanced, the second filling layer 11 formed by mixing calcium carbonate, silicon dioxide and asbestos is very stable in chemical property, the ring stiffness of the corrugated pipes is enhanced, and the water resistance, the heat resistance and the physical performance of the corrugated pipes cannot be affected.

In conclusion, the HDPE steel band reinforced spiral corrugated pipe can assemble a plurality of corrugated pipes through the arrangement of the socket 2 and the socket 3, and is more convenient to use, the inner wall of the corrugated pipe is coated with the anticorrosive coating 6 made of the epoxy resin composite material, the epoxy resin composite material is used for a transition part from the ground to the air, a chemical barrier is formed, most chemicals can be blocked, the HDPE steel band reinforced spiral corrugated pipe can be used for straight pipes and other appearance structures such as bent pipes or T-shaped pipes, the pipeline can be protected from abrasion, severe environmental conditions and external corrosion, and the effect that the spiral corrugated pipe has an anticorrosive function is achieved through the matching use among the socket 2, the socket 3 and the anticorrosive coating 6; make the bellows have outstanding heat preservation and antiseep function through polyurethane foam particle material's first filling layer 8, the stability of bellows overall structure has been strengthened, the further stability that has ensured screw thread strip 4 of the inside rectangle reinforcement 9 of first filling layer 8 and the rib 10 of triangle-shaped, the ring rigidity of bellows has been strengthened, by calcium carbonate, silica and asbestos mix and form 11 chemical properties of second filling layer very stable, the ring rigidity of bellows has both been strengthened, also can not be to the water proofness of bellows, heat resistance and physical properties cause the influence, through first filling layer 8, rectangle reinforcement 9, rib 10, cooperation between screw thread strip 4 and the second filling layer 11 is used, thereby the effect that can strengthen bellows ring rigidity has been reached.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

HDPE steel band reinforcing helical bellows, including body (1), its characterized in that: the inner wall of the pipe body (1) is fixedly connected with an anticorrosive layer (6), the left end of the pipe body (1) is fixedly connected with a socket (2), the right end of the pipe body (1) is fixedly connected with a bell mouth (3), the outer wall of the pipe body (1) is fixedly connected with a spiral strip (4), the outer wall of the spiral strip (4) is fixedly connected with a reinforcing rib (5), the top of the spiral strip (4) is fixedly connected with an outer layer (13), the bottom of the outer layer (13) is fixedly connected with a resin layer (7), the bottom of the resin layer (7) is fixedly connected with a first filling layer (8), the inner part of the first filling layer (8) is fixedly connected with a rectangular reinforcing member (9), the inner part of the rectangular reinforcing member (9) is fixedly connected with a rib (10), the bottom of the first filling layer (8) is fixedly connected with a second filling layer (11), the bottom of the second filling layer (11) is, the bottom layer (12) is fixedly connected to the outer wall of the pipe body (1).
2. The HDPE steel strip reinforced helical bellows of claim 1, wherein: the outer wall of the socket (2) is matched with the inner wall of the socket (3).
3. The HDPE steel strip reinforced helical bellows of claim 1, wherein: the anticorrosive layer (6) is made of epoxy resin composite material paint.
4. The HDPE steel strip reinforced helical bellows of claim 1, wherein: the first filling layer (8) is made of polyurethane foam particles.
5. The HDPE steel strip reinforced helical bellows of claim 1, wherein: the ribs (10) are three and mutually form a triangular shape.
6. The HDPE steel strip reinforced helical bellows of claim 1, wherein: the second filling layer (11) is formed by mixing calcium carbonate, silicon dioxide and asbestos.
7. The HDPE steel strip reinforced helical bellows of claim 1, wherein: the outer layer (13) and the pipe body (1) are both made of high-density polyethylene.