CN217422391U

CN217422391U - Assembly structure of PE floating body and rubber pipe

Info

Publication number: CN217422391U
Application number: CN202123323754.5U
Authority: CN
Inventors: 王平; 张志勇
Original assignee: Jiangsu Xisha Technology Co ltd
Current assignee: Jiangsu Xisha Technology Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-09-13
Anticipated expiration: 2031-12-27

Abstract

The utility model discloses a PE body and rubber tube's integrated configuration. The novel rubber hose comprises a rubber hose and two pipe joints at two ends of the rubber hose, wherein a plurality of rubber fixing rings are arranged on the outer circumferential surface of the rubber hose, the novel rubber hose further comprises a plurality of pairs of PE floating bodies used for being installed on the rubber hose, each pair of PE floating bodies respectively comprise a shell with a groove and a polyurethane foaming body filled in the shell, and each pair of PE floating bodies can be positioned on the fixing rings through the grooves and then installed on the rubber hose in a closing mode through fasteners. Has the advantages that: the pipeline floating device can prevent the pipeline from sliding, keep the buoyancy of the pipeline evenly distributed, stabilize the pipeline and avoid the impact and extrusion influence on the PE floating body when the rubber pipeline is bent; in addition, the PE floating body cannot be extruded in the using process, so that the conveying of the rubber pipe is better guaranteed, and the service life is prolonged.

Description

Assembly structure of PE floating body and rubber pipe

Technical Field

The utility model relates to a pipeline structure in the pipeline on water of carrying silt among the dredging engineering, specific integrated configuration of PE body and rubber tube that says so.

Background

The general configuration of the water pipeline in the dredging engineering is 'rubber pipe + steel pipe + PE floating body', wherein, the steel pipe is straight and can not be bent, the main pipeline is used for conveying the steel pipe, and the rubber pipe plays the roles of bending, shock absorption and wear resistance, therefore, the rubber pipe is usually used for connection transition, the PE floating body is usually clamped on the steel pipe in order to realize floating, the configuration is the standard configuration of the water pipeline except the self-floating pipeline at present, the use effect is not wrong, however, in the configuration, the service life of the rubber pipe is 2-3 times of that of the steel pipe, namely, the steel pipe needs to be replaced for 2-3 times from use to abandonment of the rubber pipe, the current labor cost is higher and higher, the corresponding cost for replacing the steel pipe is quite high, the rubber self-floating pipe can float on the water surface and can be conveyed at a constant speed, the service life is several times of the steel pipe, but the manufacturing cost is high, therefore, how to reduce the cost becomes a technical problem to be solved urgently, and later, the practice finds that the rubber tube made of natural rubber actually has a good application prospect, so that a plurality of manufacturers simulate the way of clamping the PE floating body outside the steel tube to manufacture the rubber tube, but the floating body is easy to slip, the displacement problem is often generated along with the use, and the use effect is influenced.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a can enough satisfy the buoyancy requirement through the loading PE body, can make the body use for a long time again and can not damage, make moreover and use cost still very low PE body and rubber tube's integrated configuration.

In order to solve the technical problem, the utility model discloses a combination structure of PE body and rubber tube, including two couplings at rubber tube and rubber tube both ends, the outer peripheral surface of rubber tube has arranged a plurality of rubber retainer rings, still including being used for installing the many pairs of PE bodies on the rubber tube, each pair of PE body all includes the polyurethane foaming body of taking the intussuseption of notched shell and shell, and every pair of PE body all can be through recess location on retainer ring back and through the fastener to closing and installing on the rubber tube.

The section of each PE floating body is semicircular, a semicircular groove matched with the outer circumferential surface of the rubber tube is formed in the joint surface of each PE floating body, and the grooves are formed in the semicircular grooves.

The pipe wall of the rubber pipe is composed of an inner liner, a framework layer and an outer coating layer from inside to outside, and the rubber fixing ring is a steel ring body which is coated in the framework layer and has a rectangular cross section.

The framework layer is formed by a plurality of layers of rubberized cord fabrics, the framework layer extends to pipe joints at two ends from the middle of the rubber pipe, and lining rubber is vulcanized on the outer side of the steel ring body and is wound and fixed through the framework layer.

The pipe joint comprises a cylinder, a flange fixedly arranged at the front end of the cylinder, a drop-proof ring arranged between the rear end of the cylinder and a rubber pipe, and an inner liner layer extending from the rubber pipe and covering the inside and the end face of the cylinder.

The inner liner layer and the outer coating layer are vulcanized rubber taking natural rubber as a main body.

The edge of the PE floating bodies is provided with connecting grooves, and each pair of the PE floating bodies are fixedly installed by serially connecting fasteners in the connecting grooves.

After the PE floating bodies are oppositely arranged, a space is reserved between the oppositely arranged surfaces.

The utility model has the advantages of:

the rubber fixing rings with special structures are arranged outside the rubber pipe, and the PE floating bodies with special structures are designed, so that the PE floating bodies can be fixedly arranged on the rubber pipe by using the rubber fixing rings, the rubber fixing rings can be prevented from sliding, the buoyancy of the pipe is uniformly distributed, the pipeline is stable, the distance is designed to be larger than the deformation caused by bending of the rubber pipe under the normal use condition, and the collision and extrusion influence on the PE floating bodies when the rubber pipe is bent are avoided; in addition, the steel ring body is arranged in the rubber fixing ring, the rigidity of the rubber fixing ring is utilized, the rubber fixing ring is enabled not to deform in the use process of the rubber pipe, particularly, the ovality of the rubber pipe in the bending process can be reduced, abnormal abrasion is reduced, the PE floating body cannot be extruded in the use process, the conveying of the rubber pipe is better guaranteed, and the service life is prolonged.

Drawings

FIG. 1 is a schematic view of the overall structure of the PE floating body and rubber tube combination structure of the present invention;

FIG. 2 is a schematic diagram of a half-section structure of the combined structure of the PE floating body and the rubber tube;

fig. 3 is a schematic cross-sectional structural view of the single PE floating body of the present invention.

Detailed Description

The structure of the PE floating body and the rubber tube assembly of the present invention will be described in detail with reference to the accompanying drawings and the following detailed description.

As shown in the figure, the combined body structure of PE floating body and rubber pipe of the utility model comprises a rubber pipe 1 and two pipe joints 2 at two ends of the rubber pipe, a plurality of rubber fixing rings 3 are arranged on the outer circumferential surface of the rubber pipe 1, and also comprises a plurality of pairs of PE floating bodies 4 used for being installed on the rubber pipe, each pair of PE floating bodies 4 comprises a shell 5 with a groove 7 and a polyurethane foaming body 6 filled in the shell, as shown in figure 3, the cross section of each PE floating body 4 is semicircular, a semicircular groove 8 which is adapted to the outer circumferential surface of the rubber pipe 1 is arranged at the matching surface of each PE floating body 4, the groove is arranged in the semicircular groove, therefore, the PE floating bodies 4 can be installed on the outer circumferential surface of the rubber pipe 1 in a matching way by utilizing the semicircular groove and are positioned on the rubber fixing rings 3, thereby the PE floating bodies 4 are fixedly installed on the rubber pipe 1 and can not move axially, certainly, the edge of each PE floating body 4 can be provided with a connecting groove, each pair of PE floating bodies 4 are fixedly arranged on the rubber tube 1 after being oppositely combined through connecting fasteners in series in the connecting grooves, it is required to be described that a space 16 is formed between the oppositely combined surfaces after each pair of PE floating bodies 4 are oppositely combined and arranged, therefore, the PE floating bodies 4 are sleeved on the rubber tube through the matching of the grooves and the rubber fixing ring 3, and the fasteners (the fasteners are used)Screw), the PE body both sides bottom after the fastening has certain distance to the rubber tube surface, is greater than the crooked size that causes of rubber tube under normal use condition with this interval design, has just so avoided causing collision, extrusion influence to the PE body when the rubber tube is crooked, because the density of natural rubber is 0.913g/cm ³ The density of the steel is 7.85g/cm ³ The comprehensive density of the rubber tube is 1.2-2.8 g/cm according to different lengths ³ The longer the same type is, the smaller the density is, the density of the steel pipe is 2.8-6.5 times of that of the rubber pipe, the same PE floating body is loaded, the buoyancy can be reduced, the volume is reduced, the cost can be reduced, the volume can be reduced greatly, the transportation capacity can be increased,

further, the pipe wall of the rubber pipe 1 is composed of an inner liner 10, a framework layer 11 and an outer coating 12 from inside to outside, the rubber fixing ring 3 is a plurality of steel ring bodies with rectangular cross sections and wrapped in the framework layer 11, preferably carbon steel, has high hardness and is not easy to deform, the number of the rubber fixing rings can be more than 2 according to buoyancy design requirements, the rubber fixing rings have high rigidity due to the supporting effect of the plurality of steel ring bodies with rectangular cross sections, a PE floating body can be stabilized on the rubber fixing rings, the inner liner 10 and the outer coating 12 are vulcanized rubber taking natural rubber as a main body, the framework layer 11 is composed of a plurality of layers of rubber-coated cord fabrics, the framework layer 11 extends from the middle part of the rubber pipe to pipe joints 2 at two ends, and the outer sides of the steel ring bodies are vulcanized with inner liner rubber and are wound and fixed through the framework layer 11; the rubber fixing ring 3 is integrally hard and is formed by mould pressing vulcanization, the size and the performance of the rubber fixing ring can be ensured, the rubber fixing ring can be firmly contacted with the surface of the groove of the PE floating body after being fastened, and the rubber fixing ring can keep perpendicular to the pipe body when the rubber pipe is bent due to the fact that the elasticity of the rubber cannot be loosened.

Still further, the pipe joint 2 is composed of a cylinder 13, a flange 14 fixedly installed at the front end of the cylinder, a slip-off preventing ring 15 installed between the rear end of the cylinder and the rubber tube 1, and an inner liner 10 extending from the rubber tube and covering the inside and the end face of the cylinder 13, wherein the flange, the cylinder and the slip-off preventing ring are made of metal materials and are required to be Q235 and above.

Claims

1. The utility model provides a combination body structure of PE body and rubber tube, includes two coupling (2) at rubber tube (1) and rubber tube both ends, its characterized in that: the rubber pipe comprises a rubber pipe (1), a plurality of rubber fixing rings (3) are arranged on the outer circumferential surface of the rubber pipe (1), and the rubber pipe further comprises a plurality of pairs of PE floating bodies (4) installed on the rubber pipe, each pair of PE floating bodies (4) comprises a shell (5) with a groove (7) and a polyurethane foaming body (6) filled in the shell, and each pair of PE floating bodies (4) can be positioned on the fixing rings through the grooves and then are installed on the rubber pipe (1) in an involution mode through fasteners.

2. The PE floating body and rubber pipe combined body structure according to claim 1, wherein: the section of each PE floating body (4) is semicircular, a semicircular groove (8) matched with the outer circumferential surface of the rubber pipe (1) is formed in the joint of each PE floating body (4), and the groove is formed in the semicircular groove.

3. The combination structure of the PE floating body and the hose according to claim 1 or 2, wherein: the pipe wall of the rubber pipe (1) is composed of an inner lining layer (10), a framework layer (11) and an outer coating layer (12) from inside to outside, and the rubber fixing ring (3) is a steel ring body which is coated in the framework layer (11) and has a rectangular cross section.

4. The PE floating body and rubber pipe combined structure according to claim 3, wherein: the framework layer (11) is formed by a plurality of layers of rubberized cord fabrics, the framework layer (11) extends to pipe joints at two ends from the middle of the rubber pipe, and lining rubber is vulcanized on the outer side of the steel ring body and is wound and fixed through the framework layer (11).

5. The PE floating body and rubber pipe combined structure according to claim 4, wherein: the pipe joint (2) is composed of a cylinder body (13), a flange (14) fixedly installed at the front end of the cylinder body, a separation stopping ring (15) installed between the rear end of the cylinder body and the rubber pipe (1) and an inner lining layer (10) extending from the rubber pipe and covering the inside and the end face of the cylinder body (13).

6. The PE floating body and rubber pipe combined body structure as claimed in claim 1, 2, 4 or 5, wherein: the edge of the PE floating bodies (4) is provided with connecting grooves, and each pair of the PE floating bodies (4) are fixedly installed by connecting the fasteners in series in the connecting grooves.

7. The PE floating body and rubber pipe combined structure according to claim 6, wherein: and a space (16) is formed between the involution surfaces of each pair of the PE floating bodies (4) after involution installation.