CN209705439U - A kind of abrasion-proof polyurea dredge rubber pipe - Google Patents
A kind of abrasion-proof polyurea dredge rubber pipe Download PDFInfo
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- CN209705439U CN209705439U CN201920246902.1U CN201920246902U CN209705439U CN 209705439 U CN209705439 U CN 209705439U CN 201920246902 U CN201920246902 U CN 201920246902U CN 209705439 U CN209705439 U CN 209705439U
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- abrasion
- wearing layer
- periphery wall
- rubber pipe
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Abstract
The utility model discloses a kind of abrasion-proof polyurea dredge rubber pipes, including two ring flanges disposed in parallel, two ring flanges side side wall close to each other is provided with pipe main body, the pipe main body includes the drag-reducing abrasion-resisting layer that inside is arranged in, the periphery wall of the drag-reducing abrasion-resisting layer is laminating reinforcement wearing layer, the periphery wall movable sleeve for reinforcing wearing layer is connected to helical spring, the both ends of the helical spring are fixedly connected with two ring flanges respectively, the laminating elasticity layer of periphery wall for reinforcing wearing layer, the helical spring are embedded in elastic layer.The utility model has the characteristics such as excellent wear-resisting, waterproof and anticorrosion, anti-aging, corrosion-resistant, degree of deflecting greatly enhances, it will not be affected in the long-term use process, it solves pipeline medium in traditional technology and often contains the impurity such as a large amount of sandstones, dirt sand, it is serious that inner wall abrasion is used for a long time, normal dredging operation is influenced, frequently replacement increases the problem of dredging cost again.
Description
Technical field
The utility model relates to Dredging Technology field more particularly to a kind of abrasion-proof polyurea dredge rubber pipes.
Background technique
Dredging is dredging, broadening or digs the waters such as deep river and lake, carries out underwater earthwork evacuation engineering with manpower or machinery.It dredges
Dredge a kind of pipeline that sebific duct i.e. dredging work uses.Dredge rubber pipe structure in traditional technology is simple, and entire body uses rubber material
It is made, since when being dredged, pipeline medium often contains the impurity such as a large amount of sandstones, dirt sand, inner wall is used for a long time
Serious wear influences normal dredging operation, and frequently replacement increases dredging cost again.
Summary of the invention
Purpose of the utility model is to solve a kind of abrasion-proof polyureas for proposing, and proposing in background technique to dredge
Dredge sebific duct.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of abrasion-proof polyurea dredge rubber pipe, including two ring flanges disposed in parallel, two ring flanges are close to each other
Side side wall be provided with pipe main body, the pipe main body includes the drag-reducing abrasion-resisting layer that inside is arranged in, the drag-reducing abrasion-resisting
The periphery wall of layer is laminating reinforcement wearing layer, and the periphery wall movable sleeve for reinforcing wearing layer is connected to helical spring, the spiral
The both ends of spring are fixedly connected with two ring flanges respectively, the laminating elasticity layer of periphery wall for reinforcing wearing layer, the spiral shell
Rotation spring is embedded in elastic layer, and the elastic layer uses depression in centre, the wavy shaped configuration of two sides protrusion, the elastic layer
Periphery wall is laminating an outer covering layer, the drag-reducing abrasion-resisting layer, reinforce the both ends of wearing layer, elastic layer and outer covering layer respectively with two methods
Blue disk is fixedly connected.
Preferably, the side side wall that two ring flanges are located remotely from each other is bonded with flange gasket, the method using adhesive
Circumferential isogonism offers multiple connection screw thread holes to blue disk with one heart.
Preferably, after the making material of the drag-reducing abrasion-resisting layer is using the iron, quenching steel after grinding, grinding of chrome-faced
Hard alloy, copper and ceramics it is one such.
Preferably, the reinforcement wearing layer is made of polyurea materials.
Preferably, the making material of the elastic layer is one such using isoprene rubber, butadiene rubber and EP rubbers
Or it is a variety of.
Preferably, the outer covering layer is made of polytetrafluoroethylene material.
Compared with prior art, the advantages of this abrasion-proof polyurea dredge rubber pipe, is:
1, the inner wall of drag-reducing abrasion-resisting layer is relatively smooth, the moment of resistance is small and has certain wearability；Reinforce the system of wearing layer
Making material is polyureas, and polyureas is to react a kind of elastomer substances generated with amino-compound component by isocyanate component, is gathered
Urea has the characteristics such as excellent anti-corrosion and waterproof, wear-resisting；
2, the elastic property of elastic layer itself is preferable, additionally by helical spring is embedded, greatly enhances dredge rubber pipe
The degree of deflecting of itself；
3, outer covering layer is made of polytetrafluoroethylene material, as tetrafluoroethene it is aggregated made of high-molecular compound, tool
There are excellent chemical stability, corrosion resistance, sealing property, high lubrication, non-stickiness, electrical insulation and good anti-aging endurance, it can
For a long time carry out using；
In conclusion the utility model has the characteristics such as excellent wear-resisting, waterproof and anticorrosion, anti-aging, corrosion-resistant, degree of deflecting
It greatly enhances, will not be affected in the long-term use process, solve pipeline medium in traditional technology and often contain
There are the impurity such as a large amount of sandstones, dirt sand, long-time service inner wall abrasion is serious, influences normal dredging operation, and frequently replacement increases again
The problem of dredging cost.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of abrasion-proof polyurea dredge rubber pipe structural schematic diagram；
Fig. 2 is the structural schematic diagram amplified at A in the utility model Fig. 1.
In figure: wearing layer, 7 are reinforced in 1 ring flange, 2 pipe main bodies, 3 flange gaskets, 4 connection screw thread holes, 5 drag-reducing abrasion-resisting layers, 6
Helical spring, 8 elastic layers, 9 outer covering layers.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Referring to Fig.1-2, a kind of abrasion-proof polyurea dredge rubber pipe, including two ring flanges 1 disposed in parallel, two ring flanges 1
Side side wall close to each other is provided with pipe main body 2, and pipe main body 2 includes the drag-reducing abrasion-resisting layer 5 that inside is arranged in, and drag reduction is resistance to
The periphery wall of mill layer 5 is laminating reinforcement wearing layer 6, and the periphery wall movable sleeve for reinforcing wearing layer 6 is connected to helical spring 7, spiral bullet
The both ends of spring 7 are fixedly connected with two ring flanges 1 respectively, reinforce the laminating elasticity layer 8 of periphery wall of wearing layer 6, helical spring 7
It is embedded in elastic layer 8, elastic layer 8 uses depression in centre, the wavy shaped configuration of two sides protrusion, and the periphery wall of elastic layer 8 is laminating
There is outer covering layer 9, drag-reducing abrasion-resisting layer 5, the both ends for reinforcing wearing layer 6, elastic layer 8 and outer covering layer 9 are fixed with two ring flanges 1 respectively
Connection.
In the utility model, the side side wall that two ring flanges 1 are located remotely from each other is bonded with flange gasket 3, method using adhesive
Circumferential isogonism offers multiple connection screw thread holes 4 to blue disk 1 with one heart, realizes that fastening connects by the connection screw thread hole 4 on ring flange 1
It connects, guarantees the leakproofness of connection by flange gasket 3.
In the utility model, iron, quenching after grinding steel, mill of the making material of drag-reducing abrasion-resisting layer 5 using chrome-faced
Hard alloy, copper and ceramics after cutting is one such, and the general character of these types of material is that wear-resisting and inner wall is relatively smooth.
In the utility model, reinforces wearing layer 6 and be made of polyurea materials, the spies such as wear-resisting, anti-corrosion and waterproof of polyurea materials
Property.
In the utility model, the making material of elastic layer 8 uses isoprene rubber, butadiene rubber and EP rubbers therein one
Kind is a variety of, and the general character of these types of rubber material is that elastic property is good.
In the utility model, it is most corrosion-resistant material in the world today that outer covering layer 9 is made of polytetrafluoroethylene material
One of, have the performances such as anti-aging, corrosion-resistant, adapts to various adverse circumstances.
It further illustrates, it is above-mentioned to be fixedly connected unless specifically defined or limited otherwise, otherwise to shall be understood in a broad sense, example
Such as, it can be welding, be also possible to gluing, or be integrally formed the customary means well known to those skilled in the art such as setting.
In the utility model, dredge rubber pipe is realized with connecting pipe by multiple connection screw thread holes 4 on ring flange 1 removable
It unloads ground, securely connect, and the leakproofness between dredge rubber pipe and connecting pipe is guaranteed by the subtle flow of flange gasket 3；Subtract
The inner wall of resistance wearing layer 5 is relatively smooth, the moment of resistance is small and has certain wearability；It is poly- for reinforcing the making material of wearing layer 6
Urea, polyureas are to react a kind of elastomer substances generated with amino-compound component by isocyanate component, and polyureas has excellent
Anti-corrosion and waterproof, the characteristics such as wear-resisting；The elastic property of elastic layer 8 itself is preferable, additionally by helical spring 7 is embedded, greatly
Enhance the degree of deflecting of dredge rubber pipe itself；Outer covering layer 9 is made of polytetrafluoroethylene material, is formed by tetrafluoroethene is aggregated
High-molecular compound, there is excellent chemical stability, corrosion resistance, sealing property, high lubrication, non-stickiness, electrical insulation and good
Good anti-aging endurance, can carry out for a long time using；In addition, on the one hand the Wave-shaped structural of 2 outer surface of pipe main body is reduced to wave
The obstruction of wave avoids the conveying for influencing 2 interior media of pipe main body, and on the other hand being expanded with heat and contract with cold by ambient temperature influences, such
Structure has certain ductility, cracks when ambient temperature being avoided to change.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of abrasion-proof polyurea dredge rubber pipe, including two ring flanges (1) disposed in parallel, which is characterized in that two methods
Blue disk (1) side side wall close to each other is provided with pipe main body (2), and the pipe main body (2) includes that subtracting for inside is arranged in
It hinders wearing layer (5), the periphery wall of the drag-reducing abrasion-resisting layer (5) is laminating to be had reinforcement wearing layer (6), reinforcement wearing layer (6)
Periphery wall movable sleeve is connected to helical spring (7), and the both ends of the helical spring (7) are fixedly connected with two ring flanges (1) respectively,
The laminating elasticity layer of periphery wall (8) for reinforcing wearing layer (6), the helical spring (7) are embedded in elastic layer (8), institute
Elastic layer (8) are stated using depression in centre, the wavy shaped configuration of two sides protrusion, the periphery wall of the elastic layer (8) is laminating have it is overcoating
Layer (9), the drag-reducing abrasion-resisting layer (5), reinforce wearing layer (6), elastic layer (8) and outer covering layer (9) both ends respectively with two methods
Blue disk (1) is fixedly connected.
2. a kind of abrasion-proof polyurea dredge rubber pipe according to claim 1, which is characterized in that two ring flange (1) phases
Mutually separate side side wall is bonded with flange gasket (3) using adhesive, and the concentric circumferential isogonism of the ring flange (1) offers multiple
Connection screw thread hole (4).
3. a kind of abrasion-proof polyurea dredge rubber pipe according to claim 1, which is characterized in that the drag-reducing abrasion-resisting layer (5)
Making material is one such using the iron of chrome-faced, quenching steel after grinding, hard alloy after grinding, copper and ceramics.
4. a kind of abrasion-proof polyurea dredge rubber pipe according to claim 1, which is characterized in that the reinforcement wearing layer (6) is adopted
It is made of polyurea materials.
5. a kind of abrasion-proof polyurea dredge rubber pipe according to claim 1, which is characterized in that the production of the elastic layer (8)
Material is one such or a variety of using isoprene rubber, butadiene rubber and EP rubbers.
6. a kind of abrasion-proof polyurea dredge rubber pipe according to claim 1, which is characterized in that the outer covering layer (9) is using poly-
Tetrafluoroethene material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920246902.1U CN209705439U (en) | 2019-02-27 | 2019-02-27 | A kind of abrasion-proof polyurea dredge rubber pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920246902.1U CN209705439U (en) | 2019-02-27 | 2019-02-27 | A kind of abrasion-proof polyurea dredge rubber pipe |
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| CN209705439U true CN209705439U (en) | 2019-11-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113464494A (en) * | 2021-08-17 | 2021-10-01 | 浙江浙柯风机有限公司 | Shell structure of fan |
-
2019
- 2019-02-27 CN CN201920246902.1U patent/CN209705439U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113464494A (en) * | 2021-08-17 | 2021-10-01 | 浙江浙柯风机有限公司 | Shell structure of fan |
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