CN219572757U

CN219572757U - Novel parallel flow heat exchanger

Info

Publication number: CN219572757U
Application number: CN202220155487.0U
Authority: CN
Inventors: 马举昌; 马子博
Original assignee: Zhipu New Kinetic Energy Technology Jiangsu Xuzhou Co ltd; Huipu Science & Technology Co
Current assignee: Zhipu New Kinetic Energy Technology Jiangsu Xuzhou Co ltd; Huipu Science & Technology Co
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2023-08-22
Anticipated expiration: 2032-01-20

Abstract

The utility model discloses a novel parallel flow heat exchanger, which relates to the technical field of surface coolers and comprises two hollow brackets and porous flat tubes, wherein the interior of the hollow brackets is divided into a plurality of cavities by a partition plate, the cavities in the two hollow brackets are sequentially communicated in an S shape by the porous flat tubes, two ends of each porous flat tube are fixedly connected with the two hollow brackets respectively, the outer sides of the porous flat tubes are fixedly connected with radiating fins, and one of the cavities at two ends of each hollow bracket is communicated with a pipeline. This novel parallel flow heat exchanger, this novel parallel flow heat exchanger makes the medium be S form and flows in this parallel flow heat exchanger, improves circulation time, improves the heat transfer effect, simultaneously through set up the bar arch in the inside of porous flat pipe, can improve the intensity of porous flat pipe to can increase medium and porous flat pipe contact area, improve heat exchange efficiency.

Description

Novel parallel flow heat exchanger

Technical Field

The utility model relates to the technical field of surface coolers, in particular to a novel parallel flow heat exchanger.

Background

The parallel flow heat exchanger is based on the principle that medium, refrigerant or refrigerating medium flows through the inner cavity of the metal pipeline and the air to be treated flows through the outer wall of the metal pipeline for heat exchange to heat or cool the air.

The existing parallel flow heat exchanger is generally characterized in that collecting pipes are arranged on a plurality of porous flat pipes, so that media are shunted to pass through the porous flat pipes, the flowing time of the media in the porous flat pipes is short, and the heat exchange effect is poor.

Therefore, it is necessary to provide a novel parallel flow heat exchanger to solve the above problems.

Disclosure of Invention

(one) solving the technical problems

The utility model aims to provide a novel parallel flow heat exchanger so as to solve the problem that the existing parallel flow heat exchanger provided in the background art is poor in heat exchange effect.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a novel parallel flow heat exchanger, includes cavity support and porous flat pipe, the cavity support has two, the inside of cavity support separates into a plurality of cavitys through the baffle, two the inside a plurality of cavitys of cavity support are S form intercommunication in proper order through a plurality of porous flat pipes, the both ends of porous flat pipe respectively with two cavity support fixed connection, the outside fixedly connected with fin of porous flat pipe, one of them the cavity at cavity support both ends all communicates there is the pipeline.

Preferably, a plurality of the porous flat tube arrays are distributed between two hollow brackets.

Preferably, guard plates are arranged at two ends of the hollow support, and two ends of the guard plates are fixedly connected with the two hollow supports respectively.

Preferably, a plurality of strip-shaped bulges are arranged on the inner sides of the holes of the porous flat tube.

Preferably, a plurality of the partition plates are arranged, and the plurality of the partition plates are horizontally distributed in the hollow bracket.

Preferably, the inner partition plates of the two hollow brackets are staggered with each other.

Preferably, the porous flat tube is perpendicular to the hollow bracket.

Preferably, a plurality of the partition plates are arranged, and the plurality of the partition plates are vertically distributed in the hollow bracket.

(III) beneficial effects

Compared with the prior art, the utility model provides a novel parallel flow heat exchanger, which has the following beneficial effects: this novel parallel flow heat exchanger through setting up cavity support, baffle and porous flat tube, makes the medium be S form flow in this parallel flow heat exchanger, improves circulation duration, improves the heat transfer effect, simultaneously through setting up the bar arch in the inside of porous flat tube, can improve the intensity of porous flat tube to can increase medium and porous flat tube contact area, improve heat exchange efficiency.

Drawings

FIG. 1 is a schematic perspective view of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional front view of the structure of the present utility model;

FIG. 3 is a schematic cross-sectional view of a porous flat tube according to the present utility model.

Fig. 4 is a schematic perspective view of a second embodiment of the present utility model.

In the figure: 1. a hollow stent; 2. a guard board; 3. a porous flat tube; 4. a pipe; 5. a partition plate; 7. a bar-shaped protrusion; 8. a cavity; 9. and a heat radiating fin.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Example 1

Referring to fig. 1-3, a novel parallel flow heat exchanger includes a hollow support 1 and a plurality of porous flat tubes 3, the hollow support 1 is divided into a plurality of cavities 8 by a partition 5, the partition 5 is a plurality of, the plurality of partitions 5 are horizontally distributed in the hollow support 1, the partitions 5 in the two hollow supports 1 are staggered with each other, the plurality of cavities 8 in the two hollow supports 1 are sequentially communicated in an S shape through the plurality of porous flat tubes 3, the plurality of porous flat tubes 3 are distributed between the two hollow supports 1 in an array manner, two ends of the porous flat tubes 3 are fixedly connected with the two hollow supports 1 respectively, the porous flat tubes 3 are mutually perpendicular to the hollow supports 1, the outer sides of the porous flat tubes 3 are fixedly connected with radiating fins 9, the radiating efficiency can be improved by arranging the radiating fins 9, the cavities 8 in two ends of one hollow support 1 are all communicated with a pipeline 4, two ends of the hollow support 1 are respectively provided with a guard plate 2, and two ends of the guard plate 2 are respectively fixedly connected with the two hollow supports 1.

The inner sides of the holes of the porous flat tubes 3 are provided with a plurality of strip-shaped protrusions 7, so that the contact area between the medium and the porous flat tubes 3 is increased under the action of the strip-shaped protrusions 7, and the heat exchange efficiency is improved.

When in use, a medium is fed into the hollow bracket 1 through one of the pipelines 4, then flows in an S shape in the vertical direction under the combined action of the porous flat tubes 3 and the cavities 8, sequentially flows through the porous flat tubes 3, exchanges heat with air flow flowing through the outer walls of the porous flat tubes 3 in the medium flowing process, and finally is discharged through the other pipeline 4.

Example two

Referring to fig. 4, unlike the embodiment, a plurality of partitions 5 are vertically distributed inside the hollow bracket 1.

Through the vertical setting of baffle 5, under the combined action of a plurality of porous flat tubes 3 and a plurality of cavity 8, the medium is the S-shaped flow in the horizontal direction, flows through a plurality of holes in the porous flat tube 3 in proper order to can share the medium to a plurality of porous flat tubes 3, improve heat exchange efficiency.

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

Claims

1. The utility model provides a novel parallel flow heat exchanger, includes hollow support (1) and porous flat pipe (3), its characterized in that: the hollow support (1) is provided with two, the inside of hollow support (1) is divided into a plurality of cavities (8) through baffle (5), two a plurality of cavities (8) inside hollow support (1) are S-shaped and are communicated in sequence through a plurality of porous flat pipes (3), two ends of porous flat pipes (3) are respectively fixedly connected with two hollow supports (1), the outside fixedly connected with radiating fins (9) of porous flat pipes (3), one of them cavity (8) at two ends of hollow support (1) are all communicated with a pipeline (4).

2. A novel parallel flow heat exchanger as set forth in claim 1 wherein: the porous flat tubes (3) are distributed between the two hollow brackets (1) in an array mode.

3. A novel parallel flow heat exchanger as set forth in claim 1 wherein: guard plates (2) are arranged at two ends of the hollow brackets (1), and two ends of the guard plates (2) are fixedly connected with the two hollow brackets (1) respectively.

4. A novel parallel flow heat exchanger as set forth in claim 1 wherein: the inner sides of the holes of the porous flat tubes (3) are provided with a plurality of strip-shaped bulges (7).

5. A novel parallel flow heat exchanger as set forth in claim 1 wherein: the plurality of the partition boards (5) are horizontally distributed in the hollow bracket (1).

6. A novel parallel flow heat exchanger as set forth in claim 1 wherein: the inner partition plates (5) of the two hollow brackets (1) are staggered.

7. A novel parallel flow heat exchanger as set forth in claim 1 wherein: the porous flat tube (3) is perpendicular to the hollow bracket (1).

8. A novel parallel flow heat exchanger as set forth in claim 1 wherein: the plurality of the partition boards (5) are vertically distributed in the hollow bracket (1).