CN218236454U

CN218236454U - Butt welding heat-resistant polyethylene aluminum-plastic composite pipe

Info

Publication number: CN218236454U
Application number: CN202222143157.2U
Authority: CN
Inventors: 王晓敏
Original assignee: Tianjin Yuanyi Hvac Technology Co ltd
Current assignee: Tianjin Yuanyi Hvac Technology Co ltd
Priority date: 2022-08-16
Filing date: 2022-08-16
Publication date: 2023-01-06
Anticipated expiration: 2032-08-16

Abstract

The utility model discloses a butt welding heat-resistant polyethylene aluminum-plastic composite pipe, which relates to the field of aluminum-plastic composite pipes, and comprises a main pipe and a PE-RT layer; the fixing mechanism is arranged outside the main body pipe and comprises a fixing clamp plate and two screw holes arranged on the fixing clamp plate, fixing bolts are arranged in the two screw holes, two buffer grooves are also arranged on one side of the fixing clamp plate, and a plurality of buffer plates are arranged in the two buffer grooves; and the protection mechanism is arranged outside the main body pipe and comprises a flame-retardant layer arranged outside the PE-RT layer. The utility model relates to a compound tubular product of heat-resisting polyethylene aluminum-plastic of butt welding when using this compound tubular product of heat-resisting polyethylene aluminum-plastic, fixes tubular product through fixed establishment, uses anchor clamps to fix fixed establishment, can guarantee the stability of tubular product when butt welding, also can prevent that the tubular product surface from being damaged by anchor clamps, has protected the integrality of tubular product, has reduced the operation degree of difficulty of butt welding.

Description

Butt-welding heat-resistant polyethylene aluminum-plastic composite pipe

Technical Field

The utility model relates to a compound tubular product field of plastic-aluminum, in particular to heat-resisting polyethylene plastic-aluminum of butt welding compound tubular product.

Background

The aluminum-plastic composite pipe is a water supply pipe which replaces a cast iron pipe at the earliest time, and has five layers of basic components, namely, plastic, hot melt adhesive, aluminum alloy, hot melt adhesive and plastic in sequence from inside to outside, has better heat preservation performance, is not easy to corrode the inner wall and the outer wall, and has small fluid resistance because the inner wall is smooth; and because the pipe can be bent at will, the installation and construction are convenient, and the aluminum-plastic composite pipe has enough strength as a water supply pipeline.

The existing aluminum-plastic pipe needs to be fixedly butted by a clamp when being butted, the outer surface of the pipe is easily damaged, and therefore the heat-resistant polyethylene aluminum-plastic composite pipe for butt welding is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a compound tubular product of heat-resisting polyethylene plastic-aluminum of butt welding has overcome the not enough of prior art, fixes in the periphery of tubular product through fixed establishment, reduces the direct destructive power of anchor clamps to tubular product, has the characteristics that the welding is convenient, the protectiveness is strong, the heat preservation is effectual.

In order to solve the above problems, the utility model adopts the following technical proposal:

a butt-welded heat-resistant polyethylene aluminum-plastic composite pipe comprises

A main tube comprising a PE-RT layer;

the fixing mechanism is arranged outside the main body pipe and comprises a fixing clamp plate and two screw holes arranged on the fixing clamp plate, fixing bolts are arranged in the two screw holes, two buffer grooves are also arranged on one side of the fixing clamp plate, and a plurality of buffer plates are arranged in the two buffer grooves;

and the protection mechanism is arranged outside the main body pipe and comprises a flame-retardant layer arranged outside the PE-RT layer.

Furthermore, the main pipe also comprises a heat insulation layer arranged in the PE-RT layer and an antibacterial layer arranged in the heat insulation layer.

Furthermore, the heat-insulating layer is mainly used for preventing the loss of water heat flowing through the interior of the pipe, and the heat-insulating layer is formed by coating heat-insulating paint on a PE-RT layer, so that the heat-insulating layer has excellent weather resistance, low heat conductivity coefficient, stable heat-insulating property, high softening coefficient, freeze-thaw resistance and ageing resistance.

Furthermore, the fixing mechanism further comprises a buffer spring arranged between the two buffer plates, and a plurality of anti-skid plates are arranged at two ends of the fixing clamp plate.

Further, fixed establishment is still including locating the outer butt joint welding aluminium lamination of PE-RT layer, butt joint welding aluminium lamination both ends are equipped with convex connecting plate and concave connecting plate respectively, convex connecting plate and concave connecting plate swing joint.

Further, protection machanism is still including locating the inoxidizing coating outside the fire-retardant layer, inoxidizing coating and solid fixed splint swing joint, the fixing bolt other end is connected outside the protective layer.

Furthermore, the flame-retardant layer is formed by coating a fireproof flame-retardant coating on the outer part of the butt-welded aluminum layer, and is a special functional coating for delaying combustion.

Compared with the prior art, the utility model, following beneficial effect has:

the utility model discloses a fixed establishment fixes tubular product, fixes fixed establishment using anchor clamps, can guarantee the stability of tubular product when butt welding, also can prevent that the tubular product surface from being damaged by anchor clamps, has protected the integrality of tubular product, has reduced the operation degree of difficulty of butt welding.

The utility model discloses a protection machanism protects the outside of main part pipe, reduces foreign object direct damage main part pipe, and fire-retardant layer can play the effect of postponing the burning simultaneously.

The utility model has the characteristics of the welding is convenient, the protectiveness is strong, the heat preservation is effectual.

Drawings

FIG. 1 is a schematic view of the external overall structure of a butt-welded heat-resistant polyethylene aluminum-plastic composite pipe;

FIG. 2 is a schematic view of an elevation structure of a butt-welded heat-resistant polyethylene aluminum-plastic composite pipe;

FIG. 3 is a schematic side view of a butt-welded heat-resistant polyethylene aluminum-plastic composite pipe;

fig. 4 is a schematic view of a part A of a butt-welded heat-resistant polyethylene aluminum-plastic composite pipe material in fig. 1 enlarged in structure.

In the figure: 100. a main body tube; 101. a PE-RT layer; 102. a heat-insulating layer; 103. an antibacterial layer; 200. a fixing mechanism; 201. fixing the clamping plate; 202. fixing the bolt; 203. a buffer plate; 204. a buffer spring; 205. an anti-skid plate; 206. butt welding an aluminum layer; 300. a protection mechanism; 301. a flame retardant layer; 302. and (4) a protective layer.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the utility model relates to a butt-welded heat-resistant polyethylene aluminum-plastic composite pipe, which comprises

A main body tube 100 comprising a PE-RT layer 101;

the fixing mechanism 200 is arranged outside the main pipe 100 and comprises a fixing clamp plate 201 and two screw holes arranged on the fixing clamp plate 201, fixing bolts 202 are arranged in the two screw holes, two buffer grooves are also arranged on one side of the fixing clamp plate 201, and a plurality of buffer plates 203 are arranged in the two buffer grooves;

the protection mechanism 300 is arranged outside the main body pipe 100 and comprises a flame-retardant layer 301 arranged outside the PE-RT layer 101.

When using this heat-resisting polyethylene plastic-aluminum composite pipe material, fix the tubular product through fixed establishment 200, use anchor clamps to fix fixed establishment 200, can guarantee the stability of tubular product when butt welding, also can prevent that the tubular product surface from being damaged by anchor clamps, the integrality of tubular product has been protected, the operation degree of difficulty of butt welding has been reduced, rethread protection machanism 300 protects main part pipe 100's outside, it directly damages main part pipe 100 to reduce foreign object, simultaneously fire-retardant layer 301 can play the effect of delaying the burning

The main pipe 100 further comprises a heat insulation layer 102 arranged in the PE-RT layer 101 and an antibacterial layer 103 arranged in the heat insulation layer 102, the heat insulation layer 102 is used for preventing heat inside the pipe from losing when the pipe is used, the heat utilization rate is improved, and the antibacterial layer 103 is arranged. Prevent the inside from breeding the bacterium after long-time use, protected the safety of quality of water.

In order to improve the protection effect of the pipe, the heat insulation layer 102 is mainly used for preventing the loss of water heat flowing through the inside of the pipe, the heat insulation layer 102 is formed by coating heat insulation paint in the PE-RT layer 101, and the PE-RT layer has the advantages of excellent weather resistance, low heat conductivity coefficient, stable heat insulation performance, high softening coefficient, freeze thawing resistance and ageing resistance.

In order to fix the pipe, the fixing mechanism 200 further comprises a buffer spring 204 installed between two buffer plates 203, a plurality of anti-slip plates 205 are installed at two ends of each fixing clamp plate 201, when the pipe is fixed by using a clamp, the fixing clamp plates 201 are moved to proper positions and fixed by fixing bolts 202, the fixing clamp plates 201 are fastened by using the clamp, the pipe is effectively prevented from shaking, the damage of the clamp to the outer surface of the pipe is reduced, and the service life of the pipe is prolonged.

In order to facilitate the butt welding, the fixing mechanism 200 further includes a butt welding aluminum layer 206 disposed outside the PE-RT layer 101, wherein a convex connection plate and a concave connection plate are respectively disposed at two ends of the butt welding aluminum layer 206, and the convex connection plate is movably connected with the concave connection plate, and the butt welding can be better performed through the mutual matching of the convex connection plate and the concave connection plate.

In order to increase the protection effect of the pipe, the protection mechanism 300 further includes a protection layer 302 disposed outside the flame retardant layer 301, the protection layer 302 is movably connected with the fixing clamp plate 201, and the other end of the fixing bolt 202 is connected outside the protection layer 302.

In order to delay the combustion, the flame retardant layer 301 is formed by coating a fireproof flame retardant coating on the outer surface of the butt-welded aluminum layer 206, and is a special functional coating for delaying the combustion.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a heat-resisting polyethylene plastic-aluminum composite pipe of butt welding which characterized in that: comprises that

A main tube (100) comprising a PE-RT layer (101);

the fixing mechanism (200) is arranged outside the main pipe (100) and comprises a fixing clamp plate (201) and two screw holes arranged on the fixing clamp plate (201), fixing bolts (202) are arranged in the two screw holes, two buffer grooves are also arranged on one side of the fixing clamp plate (201), and a plurality of buffer plates (203) are arranged in the two buffer grooves;

and the protection mechanism (300) is arranged outside the main pipe (100) and comprises a flame-retardant layer (301) arranged outside the PE-RT layer (101).

2. The butt welding heat-resistant polyethylene aluminum-plastic composite pipe material according to claim 1, characterized in that: the main pipe (100) further comprises a heat insulation layer (102) arranged in the PE-RT layer (101) and an antibacterial layer (103) arranged in the heat insulation layer (102).

3. The butt-welded heat-resistant polyethylene aluminum-plastic composite pipe material according to claim 2, characterized in that: the heat-insulating layer (102) is mainly used for preventing the loss of water heat flowing through the interior of the pipe, the heat-insulating layer (102) is formed by coating heat-insulating paint in the PE-RT layer (101), and the heat-insulating layer has the advantages of excellent weather resistance, low heat conductivity coefficient, stable heat-insulating property, high softening coefficient, freeze-thaw resistance and ageing resistance.

4. The butt-welded heat-resistant polyethylene aluminum-plastic composite pipe material according to claim 1, characterized in that: the fixing mechanism (200) further comprises a buffer spring (204) arranged between the two buffer plates (203), and a plurality of anti-skid plates (205) are arranged at two ends of the fixing clamping plate (201).

5. The butt-welding heat-resistant polyethylene aluminum-plastic composite pipe material as claimed in claim 4, wherein: fixed establishment (200) are still including locating outer butt welding aluminium lamination (206) on PE-RT layer (101), butt welding aluminium lamination (206) both ends are equipped with convex connecting plate and concave junction plate respectively, convex connecting plate and concave junction plate swing joint.

6. The butt welding heat-resistant polyethylene aluminum-plastic composite pipe material according to claim 1, characterized in that: the protection mechanism (300) further comprises a protection layer (302) arranged outside the flame-retardant layer (301), the protection layer (302) is movably connected with the fixed clamping plate (201), and the other end of the fixed bolt (202) is connected outside the protection layer (302).

7. The butt-welding heat-resistant polyethylene aluminum-plastic composite pipe material as claimed in claim 6, wherein: the flame-retardant layer (301) is formed by coating a fireproof flame-retardant coating on the outer part of the butt-welded aluminum layer (206), and is a special functional coating for delaying combustion.