CN215373675U

CN215373675U - Plastic heat exchanger

Info

Publication number: CN215373675U
Application number: CN202120384198.3U
Authority: CN
Inventors: 梁宴邱
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-18
Filing date: 2021-02-18
Publication date: 2021-12-31
Anticipated expiration: 2031-02-18

Abstract

The utility model relates to a plastic heat exchanger, belonging to a heat exchanger. The middle part of each plastic heat exchange tube bundle is respectively connected with 2-3 fixed supporting plates in a penetrating manner, the two ends of each row of the plastic heat exchange tube bundles are respectively fixedly connected and communicated with a small collecting tube, the small collecting tube at each end is respectively fixedly connected and communicated with a large collecting tube at each end, the two ends of the large collecting tube are respectively an inlet and an outlet, and the two ends of the small collecting tube are sealed. The advantage is novel structure, adopts plastic heat exchanger to have intensity big, and is not corroded, does not reveal, and longe-lived, can eliminate stress when the temperature variation, improves the security, can the scale production adapt to current demand again, can adopt automation, and is intelligent, and batch production has solved plastic heat exchanger batch production's problem, has saved a large amount of manpower and material resources and plastic heat exchanger's quality problem.

Description

Plastic heat exchanger

Technical Field

The utility model belongs to a heat exchanger, in particular to a plastic heat exchanger which is mainly suitable for severe environments such as power plants, chemical plants, steel plants and the like.

Background

The low-temperature anti-corrosion heat exchanger in the market at present is a heat exchanger made of titanium, stainless steel, graphite and other materials and in various structures, but the safe and efficient operation cannot be ensured under the condition of serious corrosion; the plastic has the advantages of light weight, corrosion resistance, low price and the like, but the problems of unreasonable structure, general quality, incapability of intelligent batch production and the like exist in the process of manufacturing the heat exchanger.

Disclosure of Invention

The utility model provides a plastic heat exchanger, which aims to solve the problems that the plastic heat exchanger has unreasonable structure and ordinary quality and cannot be produced intelligently in batch.

The technical scheme adopted by the utility model is as follows: the middle part of each plastic heat exchange tube bundle is respectively connected with 2-3 fixed supporting plates in a penetrating manner, the two ends of each row of the plastic heat exchange tube bundles are respectively fixedly connected and communicated with a small collecting tube, the small collecting tube at each end is respectively fixedly connected and communicated with a large collecting tube at each end, the two ends of the large collecting tube are respectively an inlet and an outlet, and the two ends of the small collecting tube are sealed.

The two ends of each row of the plastic heat exchange tube bundle are respectively and fixedly connected with the small collecting pipes in a mode that the two ends of the plastic heat exchange tube bundle are respectively in hot melting connection with the small collecting pipes.

The two ends of each row of the plastic heat exchange tube bundle are respectively fixedly connected with the small collecting pipes in a mode that the two ends of the plastic heat exchange tube bundle are in threaded connection with the small collecting pipes through the mutually-reversed threads at the two ends of the plastic heat exchange tube bundle.

The small collecting pipes at each end are respectively and fixedly connected with the large collecting pipes at each end in a mode of hot melting connection of the small collecting pipes and the large collecting pipes.

The small collecting pipes at each end are fixedly connected with the large collecting pipes at each end respectively in a mode that the small collecting pipes are in threaded connection with the large collecting pipes through stud bolts.

The diameter of the plastic heat exchange tube bundle is 6-25 mm.

The utility model has the advantages of novel structure, large strength, no corrosion, no leakage, long service life, capability of eliminating stress during temperature change and improving safety by adopting the plastic heat exchanger, capability of realizing large-scale production to meet the current requirements, capability of adopting automation, intellectualization and batch production, capability of solving the problem of batch production of the plastic heat exchanger and saving a large amount of manpower and material resources and the quality problem of the plastic heat exchanger.

Drawings

FIG. 1 is a schematic structural view of the present invention, in which a large header and a small header are connected by means of a stud bolt;

FIG. 2 is a schematic structural view of a thermal fusion connection of a small header and a bundle of plastic heat exchange tubes according to the present invention;

FIG. 3 is a schematic view of the threaded connection of the small header to the plastic heat exchanger tube bundle of the present invention;

FIG. 4 is a schematic structural view of a hot-melt connection mode of a large header and a small header according to the present invention;

FIG. 5 is a schematic view of the construction of the large header and small header stud connection of the present invention.

Detailed Description

The middle part of a plastic heat exchange tube bundle 1 is respectively connected with 2-3 fixed supporting plates 3 in a penetrating manner, the two ends of each row of the plastic heat exchange tube bundle 1 are respectively fixedly connected and communicated with a small collecting pipe 4, the small collecting pipes 4 at all ends are respectively fixedly connected and communicated with a large collecting pipe 2 at all ends, the two ends of the large collecting pipe 2 are respectively an inlet and an outlet, and the two ends of the small collecting pipes 4 are sealed.

The two ends of each row of the plastic heat exchange tube bundle 1 are respectively and fixedly connected with the small collecting pipes 4 in a mode that the two ends of the plastic heat exchange tube bundle 1 are respectively in hot melting connection with the small collecting pipes 4.

The two ends of each row of the plastic heat exchange tube bundle 1 are respectively fixedly connected with the small collecting pipes 4 in a mode of being in threaded connection with the small collecting pipes 4 through the mutually-reversed threads at the two ends of the plastic heat exchange tube bundle 1.

The small collecting pipes 4 at each end are respectively and fixedly connected with the large collecting pipes 2 at each end in a mode that the small collecting pipes 4 are in hot melting connection with the large collecting pipes 2.

The small headers 4 at each end are fixedly connected with the large headers 2 at each end respectively in a manner that the small headers 4 are screwed with the large headers 2 by stud bolts 5.

The diameter of the plastic heat exchange tube bundle 1 is 6 mm-25 mm.

When the heat exchanger is used, refrigerant and heat medium enter the small collecting pipe through the inlet and the outlet of the large collecting pipe and then enter the heat exchange pipe bundle for heat exchange, and after the heat exchange is finished, the refrigerant and the heat medium enter the inlet and the outlet of the large collecting pipe from the small collecting pipe through the heat exchange pipe bundle.

Claims

1. A plastic heat exchanger, characterized in that: the middle part of each plastic heat exchange tube bundle is respectively connected with 2-3 fixed supporting plates in a penetrating manner, the two ends of each row of the plastic heat exchange tube bundles are respectively fixedly connected and communicated with a small collecting tube, the small collecting tube at each end is respectively fixedly connected and communicated with a large collecting tube at each end, the two ends of the large collecting tube are respectively an inlet and an outlet, and the two ends of the small collecting tube are sealed.

2. A plastic heat exchanger according to claim 1, wherein: the two ends of each row of the plastic heat exchange tube bundle are respectively and fixedly connected with the small collecting pipes in a mode that the two ends of the plastic heat exchange tube bundle are respectively in hot melting connection with the small collecting pipes.

3. A plastic heat exchanger according to claim 1, wherein: the two ends of each row of the plastic heat exchange tube bundle are respectively fixedly connected with the small collecting pipes in a mode that the two ends of the plastic heat exchange tube bundle are in threaded connection with the small collecting pipes through the mutually-reversed threads at the two ends of the plastic heat exchange tube bundle.

4. A plastic heat exchanger according to claim 1, wherein: the small collecting pipes at each end are respectively and fixedly connected with the large collecting pipes at each end in a mode of hot melting connection of the small collecting pipes and the large collecting pipes.

5. A plastic heat exchanger according to claim 1, wherein: the small collecting pipes at each end are fixedly connected with the large collecting pipes at each end respectively in a mode that the small collecting pipes are in threaded connection with the large collecting pipes through stud bolts.

6. A plastic heat exchanger according to claim 1, wherein: the diameter of the plastic heat exchange tube bundle is 6-25 mm.