CN211779437U

CN211779437U - Novel ground source heat pump PE tubular product

Info

Publication number: CN211779437U
Application number: CN201921516833.8U
Authority: CN
Inventors: 杨金岭
Original assignee: Jiangxi Survey And Design Institute
Current assignee: Jiangxi Survey Design And Research Institute Co ltd
Priority date: 2019-09-12
Filing date: 2019-09-12
Publication date: 2020-10-27
Anticipated expiration: 2029-09-12

Abstract

The utility model discloses a novel ground source heat pump PE pipe, which comprises a PE hot melt injection molding socket straight-through, a PE hot melt injection molding socket pipe cap, an abrasion-resistant outer layer, a heat-insulating outer layer, a PE intermediate layer, a heat-insulating inner layer, a trapezoidal reinforcing rib and an inner reinforcing rib; wherein: the PE hot-melt injection molding socket straight-through pipe is fixedly connected with the PE hot-melt injection molding socket pipe cap in a welding mode, four trapezoidal reinforcing ribs are arranged on the outer wall of the PE hot-melt injection molding socket straight-through pipe, and inner reinforcing ribs are arranged on the inner wall of the PE hot-melt injection molding socket straight-through pipe. The utility model has the advantages that: the limiting condition that the construction can be carried out only when the basement bottom plate is excavated to the original foundation pit is solved, the underground hole drilling construction can be carried out in advance under the original ground surface condition, the finished products of the underground pipe heat exchanger pipes cannot be damaged by earth excavation operation in the later period, the construction period is shortened greatly, and the economic benefit is remarkable.

Description

Novel ground source heat pump PE tubular product

Technical Field

The utility model relates to a ground source heat pump conveyer pipe field technical field especially relates to a novel ground source heat pump PE tubular product.

Background

With the development of economy and the improvement of living standard of people, heating and air conditioning of public buildings and houses have become a general requirement. Coal-fired boilers serving as traditional heat supply in China are low in energy utilization rate and can cause serious pollution to the atmosphere, so that coal-fired boilers are gradually eliminated in some cities, and oil-fired and gas-fired boilers are high in operating cost. The ground source heat pump is an alternative way for solving the problems of heat supply and air conditioning, which has great advantages in technology and economy. The ground source heat pump is a high-efficiency energy-saving environment-friendly air conditioning system which can supply heat and refrigerate by using underground shallow geothermal resources. The ground source heat pump can realize the transfer of energy from a low-temperature heat source to a high-temperature heat source by inputting a small amount of high-grade energy. In winter, the heat in the soil is taken out, and the soil is supplied to the indoor for heating after the temperature is increased; in summer, the indoor heat is taken out and released to the soil, and the balance of underground temperature can be ensured throughout the year.

Under the existing conditions, buried hole operation is carried out outside a ground source heat pump chamber, the construction can be carried out only when a foundation pit is excavated to the depth position of a basement bottom plate, the waste of deep pipes from the ground surface to the underground water bottom plate exists, and the problem of protecting the finished pipes in the earthwork excavation process is solved.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a novel ground source heat pump PE tubular product has solved the restrictive condition that must excavate basement bottom plate degree of depth position just can be under construction at the foundation ditch among the prior art, has solved the earthwork excavation process and can cause the problem of destruction and PE tubular product life weak point to PE tubular product.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a novel PE pipe for a ground source heat pump comprises a PE hot-melt injection molding socket straight-through, a PE hot-melt injection molding socket pipe cap, an abrasion-resistant outer layer, a heat-insulating outer layer, a PE middle layer, a heat-insulating inner layer, a trapezoidal reinforcing rib and an inner reinforcing rib; wherein: the PE hot-melt injection molding socket straight-through pipe and the PE hot-melt injection molding socket pipe cap are fixedly connected through welding, the outer wall of the PE hot-melt injection molding socket straight-through pipe is provided with four trapezoidal reinforcing ribs, the inner wall of the PE hot-melt injection molding socket straight-through pipe is provided with an inner reinforcing rib, the PE hot-melt injection molding socket straight-through pipe and the PE hot-melt injection molding socket pipe cap are respectively composed of a wear-resistant outer layer, a heat-insulating outer layer, a PE intermediate layer and a heat-insulating inner layer, and the PE hot-melt injection molding socket pipe cap is sequentially provided with the heat-insulating inner layer, the PE intermediate layer, the heat-insulating.

Furthermore, the inner diameter and the outer diameter of the PE hot-melt injection socket straight-through pipe cap and the PE hot-melt injection socket pipe cap are 25 × 32, 32 × 40 or 40 × 50 mm.

Further, the wear-resistant outer layer is made of ultra-high molecular weight polyethylene (UHMWPE), and the thickness of the wear-resistant outer layer is 0.3-0.5 mm.

Furthermore, the heat insulation outer layer is made of heat insulation filler, and the thickness of the heat insulation outer layer is 0.5-1 mm.

Further, the heat insulation inner layer is heat insulation resin coated on the inner wall of the PE intermediate layer, the resin has low heat conductivity coefficient and heat insulation performance, and the thickness of the heat insulation inner layer is 0.5-1 mm.

(III) advantageous effects

Compared with the prior art, the utility model provides a novel ground source heat pump PE tubular product possesses following beneficial effect: the utility model solves the limitation condition that the construction can be carried out only by excavating the basement bottom plate to the depth position in the foundation pit originally in the process of burying holes outside the ground source heat pump chamber, can realize the buried hole drilling construction which is carried out in advance under the condition of original earth surface, and the finished product of the buried pipe heat exchanger pipe can not be damaged by earth excavation operation in the later period, thereby greatly shortening and saving the construction period and having obvious economic benefit; and meanwhile, the wear-resistant outer layer made of the ultra-high molecular weight polyethylene is arranged on the outer side of the pipe body, so that the pipe is effectively prevented from being worn in construction, the service life and the performance of a product are greatly improved, and the heat-insulating outer layer and the heat-insulating inner layer are respectively arranged on the inner wall and the outer wall of the pipe body, so that the wall of the pipeline can be protected from being damaged and can be insulated, and the performance of the pipeline is not influenced by the external temperature.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

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

Fig. 3 is a bottom view of the present invention.

Reference numerals: the PE hot-melt injection molding socket pipe comprises a PE hot-melt injection molding socket straight-through passage 10, a PE hot-melt injection molding socket pipe cap 20, a wear-resistant outer layer 30, a heat-insulating outer layer 40, a PE middle layer 50, a heat-insulating inner layer 60, a trapezoidal reinforcing rib 11 and an inner reinforcing rib 12.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Embodiment 1, as shown in fig. 1 to 3, a novel ground source heat pump PE pipe, includes a PE hot melt injection molding socket straight-through 10, a PE hot melt injection molding socket pipe cap 20, an abrasion-resistant outer layer 30, a heat-insulating outer layer 40, a PE intermediate layer 50, a heat-insulating inner layer 60, a trapezoidal reinforcing rib 11, and an inner reinforcing rib 12; wherein: the PE hot-melt injection molding socket straight passage 10 and the PE hot-melt injection molding socket pipe cap 20 are fixedly connected through welding, the outer wall of the PE hot-melt injection molding socket straight passage 10 is provided with four trapezoidal reinforcing ribs 11, the inner wall of the PE hot-melt injection molding socket straight passage 10 is provided with an inner reinforcing rib 12, the PE hot-melt injection molding socket straight passage 10 and the PE hot-melt injection molding socket pipe cap 20 are respectively composed of a wear-resistant outer layer 30, a heat-insulating outer layer 40, a PE middle layer 50 and a heat-insulating inner layer 60, and the PE hot-melt injection molding socket straight passage 10 and the PE hot-melt injection molding socket pipe cap 20 are sequentially provided with the heat-insulating inner layer 60, the PE middle layer 50, the heat-.

Wherein: the inner diameter and the outer diameter of the PE hot melt injection socket straight-through 10 and the inner diameter and the outer diameter of the PE hot melt injection socket pipe cap 20 can be 25 mm, 32 mm, 40 mm and 50 mm.

Wherein: the wear-resistant outer layer 30 is ultra-high molecular weight polyethylene (UHMWPE), and the thickness of the wear-resistant outer layer 30 is 0.3-0.5 mm.

Wherein: the heat insulation outer layer 40 is made of heat insulation filler, and the thickness of the heat insulation outer layer 40 is 0.5-1 mm.

Wherein: the heat insulation inner layer 60 is heat insulation resin coated on the inner wall of the PE intermediate layer 50, the resin has low heat conductivity coefficient and heat insulation performance, and the thickness of the heat insulation inner layer 60 is 0.5-1 mm.

Wherein: the trapezoidal reinforcing ribs 11 and the inner reinforcing ribs 12 are made of PE materials containing carbon black particles, light stabilizers and antioxidants.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A novel PE pipe for a ground source heat pump comprises a PE hot-melt injection molding socket straight-through pipe (10), a PE hot-melt injection molding socket pipe cap (20), a wear-resistant outer layer (30), a heat-insulating outer layer (40), a PE middle layer (50), a heat-insulating inner layer (60), a trapezoidal reinforcing rib (11) and an inner reinforcing rib (12); the method is characterized in that: PE hot melt injection molding socket straight-through (10) and PE hot melt injection molding socket pipe cap (20) are fixedly connected through welding, the outer wall of the PE hot melt injection molding socket straight-through (10) is provided with four trapezoidal reinforcing ribs (11), the inner wall of the PE hot melt injection molding socket straight-through (10) is provided with an inner reinforcing rib (12), the PE hot melt injection molding socket straight-through (10) and the PE hot melt injection molding socket pipe cap (20) are composed of a wear-resistant outer layer (30), a heat-insulating outer layer (40), a PE intermediate layer (50) and a heat-insulating inner layer (60), and the PE hot melt injection molding socket straight-through (10) and the PE hot melt injection molding socket pipe cap (20) are sequentially provided with a heat-insulating inner layer (60), a PE intermediate layer (50), a heat-insulating outer layer (40) and a wear-resistant outer.

2. The novel PE pipe material for the ground source heat pump as claimed in claim 1, wherein: the PE hot melt injection molding socket straight-through pipe (10) and the PE hot melt injection molding socket pipe cap (20) have the inner diameter and the outer diameter of 25 x 32 or 32 x 40 or 40 x 50 mm.

3. The novel PE pipe material for the ground source heat pump as claimed in claim 1, wherein: the wear-resistant outer layer (30) is made of ultra-high molecular weight polyethylene, and the thickness of the wear-resistant outer layer (30) is 0.3-0.5 mm.

4. The novel PE pipe material for the ground source heat pump as claimed in claim 1, wherein: the heat insulation outer layer (40) is made of heat insulation filler, and the thickness of the heat insulation outer layer (40) is 0.5-1 mm.

5. The novel PE pipe material for the ground source heat pump as claimed in claim 1, wherein: the heat insulation inner layer (60) is heat insulation resin coated on the inner wall of the PE intermediate layer (50), the resin has low heat conductivity coefficient and heat insulation performance, and the thickness of the heat insulation inner layer (60) is 0.5-1 mm.