CN210461988U

CN210461988U - PPR composite heat-insulating pipe

Info

Publication number: CN210461988U
Application number: CN201921497020.9U
Authority: CN
Inventors: 顾志强
Original assignee: Anhui Xinlei Pipe System Co ltd
Current assignee: Anhui Xinlei Pipe System Co ltd
Priority date: 2019-09-10
Filing date: 2019-09-10
Publication date: 2020-05-05
Anticipated expiration: 2029-09-10

Abstract

The utility model provides a PPR composite thermal insulation pipe, which comprises a thermal insulation pipe body, wherein the thermal insulation pipe body comprises a PPR inner pipe, an aerogel felt layer, a foaming cotton layer and an outer protective layer are sequentially arranged outside the PPR inner pipe, and the PPR inner pipe, the aerogel felt layer, the foaming cotton layer and the outer protective layer are manufactured by one-step processing molding; the heat preservation pipe bodies are connected through connecting pipe sleeves. The utility model has the advantages of reasonable design, through setting up two-layer heat preservation and outer inoxidizing coating, play the effect of heat preservation and protection to the PPR inner tube to adopt integrated into one piece's method preparation to form, need not separately transport and save insulating tube and PPR inner tube, be equipped with seal ring and a plurality of elastic component in the connecting pipe cover, use the screw connection simultaneously on insulating tube body and connecting pipe cover, the leakproofness between the reinforcing pipe and the pipe.

Description

PPR composite heat-insulating pipe

Technical Field

The utility model mainly relates to the technical field of pipe fittings, in particular to PPR composite insulation pipe.

Background

The plastic pipeline is not good in heat insulation performance, the problem of pipeline blockage caused by icing is very easy to occur in winter, the traditional protection method is used for insulating heat by adopting the outer-wrapped heat insulation cotton, the heat insulation cotton is exposed outside and easy to age and peel off, when the plastic pipe is sleeved outside the heat insulation pipe, the plastic pipeline and the pipeline need to be transported separately, the plastic pipeline is inconvenient to use, and leakage is easily caused by installation and connection between the pipeline and the pipeline.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved by the utility model

The utility model provides a PPR composite insulation pipe for solve the not good and pipeline of plastic tubing thermal insulation performance who proposes among the above-mentioned background art and be connected between the pipeline and cause the technical problem who leaks easily.

Technical scheme

The utility model provides a technical scheme that above-mentioned technical problem adopted does: a PPR composite thermal insulation pipe comprises a thermal insulation pipe body, wherein the thermal insulation pipe body comprises a PPR inner pipe, an aerogel felt layer, a foaming cotton layer and an outer protective layer are sequentially arranged outside the PPR inner pipe, and the PPR inner pipe, the aerogel felt layer, the foaming cotton layer and the outer protective layer are manufactured by one-time processing and forming; the heat preservation pipe bodies are connected through connecting pipe sleeves.

The connecting pipe sleeve comprises an inner pipe and an outer pipe, a fixing block is welded between the inner pipe and the outer pipe, and two sides of the fixing block are of a cavity structure.

The outer walls of the two ends of the inner pipe are provided with external threads, the inner walls of the two ends of the PPR inner pipe are provided with internal threads, and the external threads are meshed and connected with the internal threads.

And a plurality of elastic pieces are arranged on two sides of the fixing block and are fixedly connected with sealing gaskets.

Two ends of the outer surface of the outer protective layer are symmetrically provided with two first fixing blocks, and the two first fixing blocks are symmetrically arranged on two sides of the port of the outer protective layer.

The outer pipe outside both sides symmetry is equipped with the fixed plate, and a plurality of first fixed block passes through screw fixed connection the fixed plate.

Advantageous effects

Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:

the utility model has the advantages of reasonable design, through setting up two-layer heat preservation and outer inoxidizing coating, play the effect of heat preservation and protection to the PPR inner tube to adopt integrated into one piece's method preparation to form, need not separately transport and save insulating tube and PPR inner tube, be equipped with seal ring and a plurality of elastic component in the connecting pipe cover, use the screw connection simultaneously on insulating tube body and connecting pipe cover, strengthen the leakproofness between the pipe and the pipe.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention, as claimed.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of the specification of the invention, illustrate exemplary embodiments of the invention and together with the description, serve to explain the principles of the invention.

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

fig. 2 is a cross-sectional view of the present invention;

FIG. 3 is a schematic view of a partial structure of the present invention;

fig. 4 is an enlarged schematic view of the area a of fig. 1 in the present invention.

Description of reference numerals:

1-a thermal insulation pipe body; 11-PPR inner tube; 12-aerogel blanket; 13-a foam cotton layer; 14-an outer protective layer; 15-internal thread; 16-a first fixed block; 2-connecting pipe sleeve; 21-inner tube; 22-an outer tube; 23-fixing blocks; 24-external threads; 25-an elastic member; 26-a sealing gasket; 27-fixing the plate.

Detailed Description

Reference will now be made in detail to various exemplary embodiments of the invention, which should not be considered limiting of the invention, but rather should be understood to be a more detailed description of certain aspects, features and embodiments of the invention.

It will be apparent to those skilled in the art that various modifications and variations can be made in the embodiments of the present disclosure without departing from the scope or spirit of the disclosure. Other embodiments will be apparent to those skilled in the art from consideration of the specification. The specification and examples are exemplary only.

Example 1

Referring to the attached drawings 1-4, a PPR composite thermal insulation pipe comprises a thermal insulation pipe body 1, wherein the thermal insulation pipe body 1 comprises a PPR inner pipe 11, an aerogel felt layer 12, a foamed cotton layer 13 and an outer protective layer 14 are sequentially arranged outside the PPR inner pipe 11, and the PPR inner pipe 11, the aerogel felt layer 12, the foamed cotton layer 13 and the outer protective layer 14 are manufactured by one-step processing and forming; it is a plurality of connect through connecting pipe box 2 between the insulating tube body 1, set up two-layer heat preservation, combine inorganic insulation material and organic insulation material, increase PPR inner tube 11's thermal insulation performance to multilayer material and PPR inner tube 11 one shot forming, the transportation storage is more convenient.

Referring to fig. 3-4, the connecting pipe sleeve 2 includes an inner pipe 21 and an outer pipe 22, a fixing block 23 is welded between the inner pipe 21 and the outer pipe 22, and two sides of the fixing block 23 are of a cavity structure; external threads 24 are arranged on the outer walls of the two ends of the inner pipe 21, internal threads 15 are arranged on the inner walls of the two ends of the PPR inner pipe 11, and the external threads 24 are meshed with the internal threads 15; fixed block 23 both sides are equipped with many elastic component 25, many the equal fixed connection seal ring 26 of elastic component 25 establishes PPR inner tube 11 on inner tube 21 through the rotatory cover of helicitic texture, at rotatory tight in-process of turning round, seal ring 26 is constantly extruded on the top of insulating tube body 1, and elastic component 25 is constantly compressed, increases the leakproofness between insulating tube body 1 and the connecting tube sleeve 2.

Two ends of the outer surface of the outer protective layer 14 are symmetrically provided with two first fixing blocks 16, and the two first fixing blocks 16 are also symmetrically arranged on two sides of the port of the outer protective layer 14; the fixing plates 27 are symmetrically arranged on two sides of the outer portion of the outer pipe 22, the first fixing blocks 16 are fixedly connected with the fixing plates 27 through screws, after the fixing plates 27 are connected and fixed through a threaded structure, the first fixing blocks 16 are connected with the fixing plates 27 through screws, the outer portions of the heat preservation pipe body 1 and the connecting pipe sleeve 2 are also tightly connected, and the sealing performance of the heat preservation pipe is further enhanced.

To sum up, the utility model has the advantages of reasonable design, through setting up two-layer heat preservation and outer inoxidizing coating, play the effect that keeps warm and protect to the PPR inner tube to adopt integrated into one piece's method preparation to form, need not separately transport and save insulating tube and PPR inner tube, be equipped with seal ring and a plurality of elastic component in the connecting pipe cover, use screwed connection, the leakproofness between reinforcing pipe and pipe on insulating tube body and connecting pipe cover simultaneously.

The foregoing is only an illustrative embodiment of the present invention, and any equivalent changes and modifications made by those skilled in the art without departing from the spirit and principles of the present invention should fall within the protection scope of the present invention.

Claims

1. The utility model provides a PPR composite insulation pipe, includes insulating tube body (1), its characterized in that: the heat preservation pipe body (1) comprises a PPR inner pipe (11), an aerogel felt layer (12), a foam cotton layer (13) and an outer protective layer (14) are sequentially arranged outside the PPR inner pipe (11), and the PPR inner pipe (11), the aerogel felt layer (12), the foam cotton layer (13) and the outer protective layer (14) are manufactured through one-step processing forming; the heat preservation pipe bodies (1) are connected through connecting pipe sleeves (2).

2. The PPR composite insulating pipe according to claim 1, wherein: the connecting pipe sleeve (2) comprises an inner pipe (21) and an outer pipe (22), a fixing block (23) is welded between the inner pipe (21) and the outer pipe (22), and two sides of the fixing block (23) are of a cavity structure.

3. The PPR composite insulating pipe according to claim 2, wherein: be equipped with external screw thread (24) on inner tube (21) both ends outer wall, all be equipped with internal thread (15) on PPR inner tube (11) both ends inner wall, external screw thread (24) interlock is connected internal thread (15).

4. The PPR composite insulating pipe according to claim 2, wherein: and a plurality of elastic pieces (25) are arranged on two sides of the fixing block (23), and the elastic pieces (25) are fixedly connected with sealing gaskets (26).

5. The PPR composite insulating pipe according to claim 2, wherein: two ends of the outer surface of the outer protective layer (14) are symmetrically provided with two first fixing blocks (16), and the two first fixing blocks (16) are symmetrically arranged on two sides of the port of the outer protective layer (14).

6. The PPR composite thermal insulation pipe according to claim 5, characterized in that: the outer pipe (22) outside both sides symmetry is equipped with fixed plate (27), a plurality of first fixed block (16) pass through the screw fixed connection fixed plate (27).