CN211259889U

CN211259889U - Heat-insulating plastic pipeline

Info

Publication number: CN211259889U
Application number: CN201922067082.2U
Authority: CN
Inventors: 张斌豪
Original assignee: Shanghai Hengzhe Electromechanical Engineering Co ltd
Current assignee: Shanghai Hengzhe Electromechanical Engineering Co ltd
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-08-14
Anticipated expiration: 2029-11-26

Abstract

The utility model provides a heat preservation plastic conduit relates to plastic conduit technical field. This heat preservation plastic pipeline, including inner tube and outer tube, the inner tube includes first plastic tubing, and the external fixed surface of first plastic tubing is connected with first heat preservation, and the external fixed surface on first heat preservation is connected with the second heat preservation, and the external fixed surface of second heat preservation is connected with the third heat preservation, and the external fixed surface of third heat preservation is connected with the fourth heat preservation. This heat preservation plastic conduit, through setting up first heat preservation, second heat preservation, third heat preservation and fourth heat preservation, the effectual temperature diffusion that reduces in the first plastic pipe, the effectual thermal insulation performance who promotes plastic conduit, through setting up first V type strip, second V type strip, first rubber strip and outer tube, transmit external impact force for first rubber strip through the outer tube, possess the advantage that shock resistance is high, it is relatively poor to have solved current plastics water pipe impact property, the problem of easy damage.

Description

Heat-insulating plastic pipeline

Technical Field

The utility model relates to a plastic conduit technical field specifically is a heat preservation plastic conduit.

Background

The plastic pipeline is a general name of a pipe made of a plastic material, has the characteristics of light dead weight, sanitation, safety, small water flow resistance, energy conservation, metal conservation, improvement on living environment, long service life, safety, convenience and the like, is favored by the pipeline engineering world, is nearly 10 years, and has the advantages that under the pulling of the rapid development of the macroscopic economy of China, the plastic pipeline in China is subjected to high-speed development under the background of the great development of chemical building materials, the yield of the plastic pipeline in 2010 in China exceeds 800 million tons, wherein the yield of Guangdong, Zhejiang and Shandong accounts for 42 percent, and the plastic pipeline has more advantages in multiple fields compared with the traditional metal pipe and concrete pipe, so that the plastic pipeline is recommended to be used in more regions.

Through the development of many years, the use effect of the pipeline is greatly improved, but some problems still exist, the traditional plastic pipeline is poor in heat preservation performance in the use process, poor in impact resistance and easy to damage, and therefore the heat preservation plastic pipeline is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a heat preservation plastic conduit has solved the problem of proposing among the background art.

Technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a heat preservation plastic conduit, including inner tube and outer tube, the inner tube includes first plastic tubing, the first heat preservation of surface fixedly connected with of first plastic tubing, the surface fixedly connected with second heat preservation of first heat preservation, the surface fixedly connected with third heat preservation of second heat preservation, the surface fixedly connected with fourth heat preservation of third heat preservation, the surface fixedly connected with second plastic tubing of fourth heat preservation, the surface fixedly connected with first V type strip of second plastic tubing, the inside sliding connection of first V type strip has second V type strip, be equipped with first rubber strip in the crack of first V type strip and second V type strip.

The improvement is that the joint has the second rubber strip in the crack of second V type strip and outer tube, and the one end that first V type strip was kept away from to the second V type strip is connected with the inner wall fixed connection of outer tube, through setting up the second rubber strip, supports the buffering to the second V type strip to promote the life of second V type strip.

The improved structure is characterized in that a fifth heat-insulating layer is fixedly connected to the outer surface of the outer pipe, a waterproof layer is fixedly connected to the outer surface of the fifth heat-insulating layer, and the heat-insulating property, the heat-insulating property and the waterproof property of the outer pipe are effectively enhanced by arranging the fifth heat-insulating layer and the waterproof layer.

The improved outer pipe is characterized in that an anti-oxidation layer is fixedly connected to the outer surface of the waterproof layer, an ultraviolet-resistant layer is sprayed on the outer surface of the anti-oxidation layer, and the anti-oxidation performance and the ultraviolet-resistant performance of the outer pipe are effectively enhanced by the aid of the anti-oxidation layer and the ultraviolet-resistant layer.

The further improvement is that the number of the first V-shaped strips is 6, and the first V-shaped strips are arranged on the outer surface of the inner pipe in a circumferential mode, so that the shock resistance of the inner pipe is greatly improved, and the service life of the inner pipe is prolonged.

The further improvement does, the material on first heat preservation is the hard foam of polyurethane, and the material on second heat preservation is the heat preservation cotton, and the hard foam of polyurethane is mostly closed cell structure, not only has better heat preservation heat-proof quality, still possesses syllable-dividing efficiency, and the cotton light in weight that keeps warm, corrosion resisting property is better simultaneously.

The further improvement does, the material of third heat preservation is the thermal-insulated felt of aerogel complex nature, and the material of fourth heat preservation is glass fiber, and the thermal-insulated felt green of aerogel complex nature to hydrophobic fire prevention, glass fiber, intensity is higher, and possesses high weatherability.

1. This heat preservation plastic conduit, through setting up first heat preservation, the second heat preservation, third heat preservation and fourth heat preservation, with first heat preservation, the second heat preservation, third heat preservation and fourth heat preservation carry out multiple heat preservation to first plastic tubing, thereby the effectual temperature diffusion that reduces in the first plastic tubing, the effectual thermal insulation performance who promotes plastic conduit, through setting up first V type strip, second V type strip, first rubber strip and outer tube, transmit external impact force for first rubber strip through the outer tube, and transmit for first V type strip after first rubber strip buffering, thereby transmit the inner tube, the effect to impact force shock attenuation buffering has been reached, the advantage that possesses the shock resistance is high, it is relatively poor to have solved current plastics water pipe impact performance, the problem of easy damage.

2. This heat preservation plastic conduit through setting up the second rubber strip, supports the buffering to second V type strip to promote the life of second V type strip, through setting up fifth heat preservation layer and waterproof layer, the effectual heat-proof quality and the thermal insulation performance and the waterproof performance that have strengthened the outer tube, through setting up antioxidation layer and ultraviolet resistance layer, the effectual antioxidation performance and the ultraviolet resistance performance that have strengthened the outer tube.

Drawings

FIG. 1 is a perspective view of the inner tube of the present invention;

fig. 2 is a perspective view of a first V-shaped strip of the present invention;

fig. 3 is a front view of the inner tube of the present invention;

fig. 4 is a cross-sectional view of the structure of fig. 3 according to the present invention;

fig. 5 is a cross-sectional view of the structure at B in fig. 3 according to the present invention.

In the figure, the reference numbers indicate that 1 inner pipe, 101 first plastic pipe, 102 first heat preservation layer, 103 second heat preservation layer, 104 third heat preservation layer, 105 fourth heat preservation layer, 106 second plastic pipe, 2 first V-shaped strip, 3 second V-shaped strip, 4 first rubber strip, 5 second rubber strip, 6 outer pipe, 7 fifth heat preservation layer, 8 waterproof layer, 9 oxidation resistant layer and 10 ultraviolet resistant layer.

Detailed Description

As shown in fig. 1-5, an embodiment of the present invention provides a thermal insulation plastic pipeline, which comprises an inner pipe 1 and an outer pipe 6, wherein the inner pipe 1 comprises a first plastic pipe 101, the outer surface of the first plastic pipe 101 is fixedly connected with a first thermal insulation layer 102, the outer surface of the first thermal insulation layer 102 is fixedly connected with a second thermal insulation layer 103, the first thermal insulation layer 102 is made of rigid polyurethane foam, the second thermal insulation layer 103 is made of thermal insulation cotton, the rigid polyurethane foam is mostly of a closed-cell structure, which not only has good thermal insulation performance, but also has a sound insulation effect, the thermal insulation cotton is light in weight, and simultaneously has good corrosion resistance, the outer surface of the second thermal insulation layer 103 is fixedly connected with a third thermal insulation layer 104, the outer surface of the third thermal insulation layer 104 is fixedly connected with a fourth thermal insulation layer 105, the third thermal insulation layer 104 is made of aerogel composite thermal insulation felt, the fourth thermal insulation layer 105 is, the aerogel composite heat insulation felt is green and environment-friendly, is hydrophobic, fireproof, and high in strength, and has extremely high weather resistance, the outer surface of the fourth heat insulation layer 105 is fixedly connected with a second plastic pipe 106, and the outer surface of the second plastic pipe 106 is fixedly connected with a first V-shaped strip 2.

The number of the first V-shaped strips 2 is 6, the outer surface of the inner pipe 1 is in circumferential arrangement, the shock resistance of the inner pipe 1 is greatly improved, the service life of the inner pipe 1 is prolonged, the inner part of the first V-shaped strips 2 is connected with the second V-shaped strips 3 in a sliding manner, the first rubber strips 4 are arranged in the gaps between the first V-shaped strips 2 and the second V-shaped strips 3, the second rubber strips 5 are clamped in the gaps between the second V-shaped strips 3 and the outer pipe 6, one end, far away from the first V-shaped strips 2, of the second V-shaped strips 3 is fixedly connected with the inner wall of the outer pipe 6, the second V-shaped strips 3 are supported and buffered by arranging the second rubber strips 5, the service life of the second V-shaped strips 3 is prolonged, the outer surface of the outer pipe 6 is fixedly connected with a fifth heat insulation layer 7, the outer surface of the fifth heat insulation layer 7 is fixedly connected with an outer pipe 8, and the fifth heat insulation layer 7 and a waterproof layer 8 are arranged, so that the heat insulation performance, the outer fixed surface of waterproof layer 8 is connected with antioxidation layer 9, and antioxidation layer 9's surface spraying has uvioresistant layer 10, through setting up antioxidation layer 9 and uvioresistant layer 10, the effectual antioxidant property and the uvioresistant performance that have strengthened outer tube 6.

The utility model discloses the working process is as follows:

welding the outer surfaces of a first V-shaped strip 2 and a second plastic pipe 106, welding a second V-shaped strip 3 and the outer surface of an outer pipe 6, placing the outer pipe 6 and the first V-shaped strip 2 at the same axis position, and clamping a first rubber strip 4 in a gap between the first V-shaped strip 2 and the second V-shaped strip 3, so that the shock absorption and buffering effect on the impact force is achieved, the plastic pipe has the advantage of high shock resistance, and the problems of poor impact performance and easiness in damage of the existing plastic pipe are solved, so that the outer surface of the first plastic pipe 101 is fixedly connected with a first heat-insulating layer 102, the outer surface of the first heat-insulating layer 102 is fixedly connected with a second heat-insulating layer 103, the outer surface of the second heat-insulating layer 103 is fixedly connected with a third heat-insulating layer 104, the outer surface of the third heat-insulating layer 104 is fixedly connected with a fourth heat-insulating layer 105, the outer surface of the fourth heat-insulating layer 105, Second heat preservation 103, third heat preservation 104 and fourth heat preservation 105 carry out multiple heat preservation to first plastic tubing 101 to the effectual temperature diffusion that has reduced in the first plastic tubing 101 has effectually promoted plastic conduit's thermal insulation performance.

Claims

1. The utility model provides a thermal insulation plastic pipeline, includes inner tube (1) and outer tube (6), its characterized in that: inner tube (1) is including first plastic tubing (101), the outer fixed surface of first plastic tubing (101) is connected with first heat preservation (102), the outer fixed surface of first heat preservation (102) is connected with second heat preservation (103), the outer fixed surface of second heat preservation (103) is connected with third heat preservation (104), the outer fixed surface of third heat preservation (104) is connected with fourth heat preservation (105), the outer fixed surface of fourth heat preservation (105) is connected with second plastic tubing (106), the outer fixed surface of second plastic tubing (106) is connected with first V type strip (2), the inside sliding connection of first V type strip (2) has second V type strip (3), be equipped with first rubber strip (4) in the crack of first V type strip (2) and second V type strip (3).

2. The insulated plastic pipe of claim 1, wherein: the second V-shaped strip (3) is connected with a second rubber strip (5) in a clamping manner with the outer pipe (6), and one end, far away from the first V-shaped strip (2), of the second V-shaped strip (3) is fixedly connected with the inner wall of the outer pipe (6).

3. The insulated plastic pipe of claim 1, wherein: the outer surface of the outer pipe (6) is fixedly connected with a fifth heat-preservation layer (7), and the outer surface of the fifth heat-preservation layer (7) is fixedly connected with a waterproof layer (8).

4. The insulated plastic pipe of claim 3, wherein: the outer surface of the waterproof layer (8) is fixedly connected with an anti-oxidation layer (9), and an anti-ultraviolet layer (10) is sprayed on the outer surface of the anti-oxidation layer (9).

5. The insulated plastic pipe of claim 1, wherein: the number of the first V-shaped strips (2) is 6, and the first V-shaped strips are circumferentially arranged on the outer surface of the inner pipe (1).

6. The insulated plastic pipe of claim 1, wherein: the first heat-insulating layer (102) is made of polyurethane rigid foam, and the second heat-insulating layer (103) is made of heat-insulating cotton.

7. The insulated plastic pipe of claim 1, wherein: the third heat-insulating layer (104) is made of aerogel composite heat-insulating felt, and the fourth heat-insulating layer (105) is made of glass fiber.