CN215000119U

CN215000119U - High-temperature-resistant polytetrafluoroethylene composite pipe

Info

Publication number: CN215000119U
Application number: CN202120806392.6U
Authority: CN
Inventors: 叶炜炜
Original assignee: Shenzhen Dechengwang Technology Co ltd
Current assignee: Shenzhen Dechengwang Technology Co ltd
Priority date: 2021-04-19
Filing date: 2021-04-19
Publication date: 2021-12-03
Anticipated expiration: 2031-04-19

Abstract

The utility model provides a compound tubular product of high temperature resistant polytetrafluoroethylene, including the tubular product body, homogeneous integrated into one piece has the ring flange on the outer wall of tubular product body both ends, and ring flange side outer wall is close to the edge and sets up the through-hole that is equidistant structure and distributes, and the welding has the intubate on the outer wall of ring flange one end, and tubular product body side inner wall is close to one end department and has seted up the slot, and the intubate is pegged graft inside the slot, and the intubate is inside pegged graft to have the rubber circle, and intubate and rubber circle contact each other. When the two pipe bodies are connected together, the two pipe bodies are conveniently connected together through the matching between the insertion pipe and the insertion slot, and meanwhile, the sealing property between the connection parts of the two pipe bodies can be improved by the rubber ring; when using this tubular product body, the high temperature resistant of outer tube can be improved to the high temperature resistant layer, and the filling block is made for thermal insulation material simultaneously, can avoid the outer tube to transmit for the too much heat of inner tube, is favorable to improving the practicality.

Description

High-temperature-resistant polytetrafluoroethylene composite pipe

Technical Field

The utility model relates to a compound tubular product technical field of polytetrafluoroethylene especially relates to a compound tubular product of high temperature resistant polytetrafluoroethylene.

Background

The polytetrafluoroethylene pipe is made of polytetrafluoroethylene resin through hydraulic pressure, sintering and turning. The pipe diameter can be divided into four types, namely a hydraulic pipe, a welded pipe, a push pipe and an extruded pipe, and the pipe has the best chemical corrosion resistance and dielectric property, is particularly widely applied to the industry of instruments and meters, and is the most ideal anticorrosive material for the electromagnetic flowmeter.

When the existing polytetrafluoroethylene composite pipe is used as a water pipe, the sealing performance of the joint of the two water pipes is poor, the water pipe leaks easily, and meanwhile, the high-temperature resistance of the existing polytetrafluoroethylene composite pipe is poor, so that the pipe is easy to expand and crack in hot weather, and therefore, the high-temperature resistant polytetrafluoroethylene composite pipe is urgently needed to be designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the not enough of prior art, adapt to the actual needs, provide a high temperature resistant polytetrafluoroethylene composite pipe material that leakproofness is high.

In order to realize the utility model discloses a purpose, the utility model discloses the technical scheme who adopts does:

the design is a high-temperature-resistant polytetrafluoroethylene composite pipe, which comprises a pipe body, wherein flange plates are integrally formed on the outer walls of two ends of the pipe body, through holes distributed in an equidistant structure are formed in the outer walls of the side faces of the flange plates, close to the edges, the outer walls of one ends of the flange plates are welded with insertion pipes, the inner walls of the side faces of the pipe body are close to one ends and provided with slots, the insertion pipes are inserted into the slots, rubber rings are inserted into the insertion pipes, and the insertion pipes and the rubber rings are in mutual contact.

Furthermore, in the design, the flow equalizing plate is mounted on the inner wall of one side of the slot through bolts, and the outer wall of one side of the flow equalizing plate is provided with drain holes distributed in an annular structure at equal intervals.

Furthermore, in this design, the tubular product body includes the inner tube, integrated into one piece has the equidistance to be the extension board that the annular structure distributes on the outer wall of inner tube side, and the integrated into one piece that the inner tube was kept away from to the extension board has the outer tube.

Furthermore, in the design, a groove is reserved between two adjacent support plates, and a filling block is filled in the groove.

Further, in this design, the inner tube includes the metal level, all be provided with the polytetrafluoroethylene layer on the outer wall of metal level side and the side inner wall, and it has the glass fiber layer to bond on one of them polytetrafluoroethylene layer side outer wall, the spraying has the protective layer on the glass fiber layer side outer wall.

Furthermore, in the design, the outer pipe comprises a steel pipe layer, a high-temperature-resistant layer is bonded on the outer wall of the side face of the steel pipe layer, and an anti-corrosion layer is sprayed on the outer wall of the side face of the high-temperature-resistant layer.

The beneficial effects of the utility model reside in that:

(1) through the intubate, slot and the rubber circle that set up, when linking together two tubular product bodies, be convenient for be in the same place these two tubular product body couplings through the cooperation between intubate and the slot, the leakproofness between two tubular product body couplings can be improved to the rubber circle simultaneously.

(2) Through the high temperature resistant layer and the filling block that set up, when using this tubular product body, the high temperature resistant layer can improve the high temperature resistance of outer tube, and the filling block is made for thermal insulation material simultaneously, can avoid the outer tube to transmit for the too much heat of inner tube, is favorable to improving the practicality.

(3) Through the outer tube, the glass fiber layer that set up, when using this tubular product body, the inner tube can be protected to the outer tube, avoids the inner tube to receive the striking damage, and the glass fiber layer can improve the intensity of inner tube simultaneously, improves the shock resistance of inner tube, improves the practicality of this tubular product.

(4) Through the flow equalizing plate that sets up, when the pipeline water delivery that this tubular product body is constituteed, the flow equalizing plate can reduce rivers at the inside speed that flows of tubular product body to reduce the noise that produces when tubular product body carries rivers, reduce the impact of rivers to the pipeline.

Drawings

FIG. 1 is a front view of the structure of the present design;

FIG. 2 is a front structural cross-sectional view of the present design;

FIG. 3 is a side view of the tube body construction of the present design;

FIG. 4 is a schematic view of the outer tube structure of the present design;

FIG. 5 is a schematic view of the inner tube structure of the present design.

In the figure: the pipe comprises a pipe body 1, a flange plate 2, a through hole 3, an insertion pipe 4, a rubber ring 5, an insertion groove 6, a flow equalizing plate 7, a drain hole 8, an inner pipe 9, an outer pipe 10, a support plate 11, a groove 12, a filling block 13, a steel pipe layer 14, a high temperature resistant layer 15, an anti-corrosion layer 16, a metal layer 17, a polytetrafluoroethylene layer 18, a glass fiber layer 19 and a protective layer 20.

Detailed Description

The invention will be further described with reference to the following figures and examples:

example 1: the utility model provides a compound tubular product of high temperature resistant polytetrafluoroethylene, refer to fig. 1 to 5, including tubular product body 1, homogeneous integrated into one piece has ring flange 2 on the outer wall of tubular product body 1 both ends, ring flange 2 is convenient for install two tubular product bodies 1, and ring flange 2 side outer wall is close to the edge and sets up the through-hole 3 that is equidistant structural distribution, the bolt that is convenient for through-hole 3 passes ring flange 2, the welding has intubate 4 on the outer wall of 2 one ends of ring flange, tubular product body 1 side inner wall is close to one end department and has seted up slot 6, slot 6 is convenient for install two tubular product bodies 1 with 4 cooperations of intubate, and intubate 4 pegs graft inside

slot

6, 4 inside pegs graft of intubate have rubber circle 5, rubber circle 5 can improve the leakproofness between two tubular product bodies 1, and intubate 4 and rubber circle 5 contact each other.

Furthermore, in the design, the flow equalizing plate 7 is installed on the inner wall of one side of the slot 6 through bolts, the flow equalizing plate 7 is convenient for reducing the flow velocity of water flow inside the pipe body 1, the outer wall of one side of the flow equalizing plate 7 is provided with drain holes 8 distributed in an annular structure at equal intervals, and the drain holes 8 are convenient for water flow to pass through the flow equalizing plate 7.

Further, in this design, tubular product body 1 includes inner tube 9, and integrated into one piece has the equidistance to be the extension board 11 that the loop configuration distributes on the outer wall of inner tube 9 side, and extension board 11 is convenient for install outer tube 10, and the integrated into one piece that inner tube 9 was kept away from to extension board 11 has outer tube 10, and outer tube 10 is convenient for protect inner tube 9.

Further, in the design, a groove 12 is reserved between two adjacent support plates 11, the groove 12 is convenient for installing the filling block 13, the filling block 13 is filled in the groove 12, the filling block 13 is made of a heat insulation material, and the heat insulation performance of the pipe body 1 can be improved.

Further, in this design, inner tube 9 includes metal level 17, on the outer wall of metal level 17 side and the side inner wall on all be provided with polytetrafluoroethylene layer 18, polytetrafluoroethylene layer 18 can improve the corrosion resisting property of inner tube 9, and it has glass fiber layer 19 to bond on the 18 side outer walls on one of them polytetrafluoroethylene layer, and glass fiber layer 19 can improve the intensity of tubular product body 1, and the spraying has protective layer 20 on the 19 side outer walls on glass fiber layer, and protective layer 20 is convenient for protect inner tube 9, improves corrosion resisting property.

Further, in this design, the outer tube 10 includes the steel pipe layer 14, and the steel pipe layer 14 can improve this coffin body 1's intensity, and it has high temperature resistant layer 15 to bond on the outer wall of steel pipe layer 14 side, and high temperature resistant layer 15 can improve the high temperature resistance of this tubular product body, and the spraying has anti-corrosion coating 16 on the outer wall of high temperature resistant layer 15 side, and anti-corrosion coating 16 can improve the corrosion resisting property of this tubular product body 1, improves life.

The high-temperature-resistant polytetrafluoroethylene composite pipe is characterized in that when the pipe body 1 is used, a worker can install two pipe bodies 1 together through the matching between the insertion pipe 4 and the insertion groove 6, then the worker can fix the two pipe bodies 1 together by penetrating a bolt through the through hole 3, then when a pipeline formed by the pipe bodies 1 is used for water delivery, water flows out of the insertion pipe 4 through the water discharge hole 8 on the flow equalizing plate 7, at the moment, the flow equalizing plate 7 can reduce the flowing speed of the water flow in the pipe bodies 1, so that the noise generated when the pipe bodies 1 convey the water flow is reduced, the impact of the water flow on the pipe bodies 1 is reduced, meanwhile, when the pipe bodies 1 are used, the high-temperature-resistant layer 15 can improve the high-temperature resistance of the outer pipe 10, and meanwhile, the filling block 13 is made of heat insulation materials, so that the outer pipe 10 can be prevented from transmitting excessive heat to the inner pipe 9, the inner pipe 9 is enabled to be heated and expanded to generate cracks, meanwhile, the outer pipe 10 can protect the inner pipe 9, the inner pipe 9 is prevented from being damaged by collision, and the glass fiber layer 19 can improve the strength of the inner pipe 9 and improve the shock resistance of the inner pipe 9.

The embodiment of the present invention discloses a preferred embodiment, but not limited thereto, and those skilled in the art can easily understand the spirit of the present invention according to the above embodiment, and make different extensions and changes, but do not depart from the spirit of the present invention, all of which are within the protection scope of the present invention.

Claims

1. The utility model provides a compound tubular product of high temperature resistant polytetrafluoroethylene, includes tubular product body (1), its characterized in that: the pipe is characterized in that the flange plates (2) are integrally formed on the outer walls of two ends of the pipe body (1), the edge of the outer wall of the side face of each flange plate (2) is close to the edge of the side face of each flange plate (2) to form through holes (3) distributed in an equidistant structure, the outer wall of one end of each flange plate (2) is welded with the insertion pipe (4), the inner wall of the side face of the pipe body (1) is close to one end of the side face of the pipe body to form a slot (6), the insertion pipe (4) is inserted into the slot (6), the rubber ring (5) is inserted into the inner portion of the insertion pipe (4), and the insertion pipe (4) and the rubber ring (5) are in mutual contact.

2. The high temperature resistant polytetrafluoroethylene composite pipe material according to claim 1, wherein: the flow equalizing plate (7) is installed on the inner wall of one side of the slot (6) through bolts, and drain holes (8) distributed in an annular structure at equal intervals are formed in the outer wall of one side of the flow equalizing plate (7).

3. The high temperature resistant polytetrafluoroethylene composite pipe material according to claim 1, wherein: the pipe body (1) comprises an inner pipe (9), support plates (11) which are distributed in an annular structure at equal intervals are integrally formed on the outer wall of the side face of the inner pipe (9), and an outer pipe (10) is integrally formed on the support plates (11) far away from the inner pipe (9).

4. The high temperature resistant polytetrafluoroethylene composite pipe according to claim 3, wherein: a groove (12) is reserved between every two adjacent support plates (11), and a filling block (13) is filled in the groove (12).

5. The high temperature resistant polytetrafluoroethylene composite pipe according to claim 3, wherein: inner tube (9) include metal level (17), all be provided with polytetrafluoroethylene layer (18) on the outer wall of metal level (17) side and the side inner wall, and one of them polytetrafluoroethylene layer (18) side outer wall on the bonding have glass fiber layer (19), the spraying has protective layer (20) on glass fiber layer (19) side outer wall.

6. The high temperature resistant polytetrafluoroethylene composite pipe according to claim 3, wherein: the outer pipe (10) comprises a steel pipe layer (14), a high temperature resistant layer (15) is bonded on the outer wall of the side face of the steel pipe layer (14), and an anti-corrosion layer (16) is sprayed on the outer wall of the side face of the high temperature resistant layer (15).