CN215295925U

CN215295925U - Novel aluminum plate-fin heat exchanger with special-shaped distance block structure

Info

Publication number: CN215295925U
Application number: CN202121447869.2U
Authority: CN
Inventors: 李春芳; 何剑峰; 郑和奇; 李引平; 张三力; 宋晓娟
Original assignee: Fafu Cryogenic Equipment Suzhou Co ltd
Current assignee: Fafu Cryogenic Equipment Suzhou Co ltd
Priority date: 2021-06-28
Filing date: 2021-06-28
Publication date: 2021-12-24
Anticipated expiration: 2031-06-28

Abstract

The utility model discloses a novel aluminium system plate fin formula heat exchanger with heterotypic distance block structure, including the baffle, set up in first fin on the baffle, set up in the second fin of first fin one side, set up in first fin with heterotypic distance piece between the second fin, set up respectively in first fin with the strip of paper used for sealing at second fin both ends, wherein the second fin heterotypic distance piece with the strip of paper used for sealing all is located on the baffle. The beneficial effects of the utility model are that, ensured the clearance between first fin and second fin, simple manufacture, safe and reliable, be convenient for realize the technology demand, heterotypic distance piece material is easily acquireed, low cost, can use the fin waste material to obtain, simple manufacture, and heterotypic distance piece is that non-seal structure compares fluidic disturbance less, can select according to the size in clearance with solid construction.

Description

Novel aluminum plate-fin heat exchanger with special-shaped distance block structure

Technical Field

The utility model relates to a mechanical equipment technical field, especially a novel aluminium system plate-fin heat exchanger with heterotypic distance block structure.

Background

An aluminum plate-fin heat exchanger is one of important core devices in the process flows of the industries of gas separation, refrigeration and the like. Wherein the core is the core element thereof, usually comprising fins, spacers, seals, etc. Distance blocks are arranged among the fins in the core body to fix the gaps according to different process requirements and medium characteristics. It is known to place rectangular aluminum blocks between the fin plates to ensure clearance. And the rectangle aluminium pig satisfies this increased cost of size requirement because of the less fine machining that needs of size, and when the core size is great in addition, the distribution of heat transfer fluid can be influenced to aluminium pig quantity more when having the piece.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems, a novel aluminum plate-fin heat exchanger with a special-shaped distance block structure is designed.

Realize above-mentioned purpose the technical scheme of the utility model be, a novel aluminium system plate fin formula heat exchanger with heterotypic distance block structure, including the baffle, set up in first fin on the baffle, set up in the second fin of first fin one side, set up in first fin with heterotypic distance piece between the second fin, set up respectively in first fin with the strip of paper used for sealing at second fin both ends, wherein the second fin heterotypic distance piece with the strip of paper used for sealing all is located on the baffle.

As a further explanation of the present invention, the irregular distance block is W-shaped, and the bending portion of the irregular distance block is arc-shaped.

As a further explanation of the present invention, the irregular distance block includes four vertical rectangular sides, two of which are located on both sides the vertical rectangular sides contact with the first fin and the second fin, respectively.

As the utility model discloses a further explanation, four a plurality of round holes have all been seted up on the vertical rectangle side, and are a plurality of the round hole is the rectangle array and distributes, every on the vertical rectangle side the round hole position is corresponding.

As the utility model discloses a further explanation, heterotypic distance piece is the wave, the wave side of heterotypic distance piece respectively with first fin the second fin contacts, the department of bending of heterotypic distance piece is the V font.

As a further explanation of the present invention, the first fin and the second fin are wavy strip structures bent into thin sheets, and the first fin and the second fin are vertically disposed.

As a further explanation of the present invention, the bending portions of the first fin and the second fin are circular arc.

As a further explanation of the present invention, the width of the irregular distance block is equal to the distance between the first fin and the second fin.

The novel aluminum plate-fin heat exchanger has the advantages that the novel aluminum plate-fin heat exchanger comprises a partition plate, a first fin, a second fin, a special-shaped distance block and a seal strip; the utility model discloses ensured the clearance between first fin and second fin, simple manufacture, safe and reliable, be convenient for realize the technology demand, the utility model discloses an abnormal shape distance piece has following advantage: 1. the material is easy to obtain, the cost is low, the waste material of the fin can be used, and the manufacture is simple; 2. compared with a non-sealing structure and a solid structure, the disturbance of the fluid is smaller; 3. the selection diversity can be selected according to the size of the gap.

Drawings

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

FIG. 2 is a schematic structural view of the irregular distance block according to embodiment 1 of the present invention;

fig. 3 is a schematic structural diagram of embodiment 2 of the present invention;

fig. 4 is a schematic structural view of the irregular distance block according to embodiment 2 of the present invention;

in the figure, 1, a partition plate; 2. a first fin; 3. a second fin; 4. a special-shaped distance block; 5. a seal is provided.

Detailed Description

The aluminum plate-fin heat exchanger is one of important core devices in the process flows of the industries of gas separation, refrigeration and the like, and a rectangular aluminum block is placed between fin plates to ensure a gap in the conventional aluminum plate-fin heat exchanger. The rectangular aluminum blocks are small in size and need to be finished to meet the size requirement, so that the cost is increased, and in addition, when the core body is large in size and has abutted seams, the distribution of heat exchange fluid can be influenced by a large number of aluminum blocks, so that a novel aluminum plate-fin heat exchanger with a special-shaped distance block structure is designed, and the technical scheme of the utility model is explained in detail according to the attached drawings;

the novel aluminum plate-fin heat exchanger comprises a partition plate 1, a first fin 2 arranged on the partition plate 1, a second fin 3 arranged on one side of the first fin 2, a special-shaped distance block 4 arranged between the first fin 2 and the second fin 3, and seals 5 respectively arranged at two ends of the first fin 2 and the second fin 3, wherein the second fin 3, the special-shaped distance block 4 and the seals 5 are all positioned on the partition plate 1; the first fin 2 and the second fin 3 are both of a wavy strip structure formed by bending thin sheets, and the first fin 2 and the second fin 3 are vertically arranged; the bending positions of the first fin 2 and the second fin 3 are both arc-shaped; the width of the special-shaped distance block is equal to the distance between the first fin 2 and the second fin 3.

The utility model has two kinds of embodiments of the special-shaped distance block 4, and the embodiment 1 and the embodiment 2 are respectively explained below;

embodiment 1. the special-shaped distance block 4 is W-shaped, and the bending part of the special-shaped distance block 4 is arc-shaped; the special-shaped distance block 4 comprises four vertical rectangular side surfaces, and the two vertical rectangular side surfaces positioned at the two sides are respectively contacted with the first fin 2 and the second fin 3; a plurality of round holes are formed in the four vertical rectangular side faces and distributed in a rectangular array, and the round holes in each vertical rectangular side face correspond to each other in position.

Embodiment 2. the special-shaped distance block 4 is wavy, the wavy side surface of the special-shaped distance block 4 is respectively contacted with the first fin 2 and the second fin 3, and the bending part of the special-shaped distance block 4 is V-shaped.

The utility model discloses ensured the clearance between first fin 2 and second fin 3, simple manufacture, safe and reliable, be convenient for realize the technology demand, the utility model discloses an abnormal shape distance piece 4 has following advantage: 1. the material is easy to obtain, the cost is low, the waste material of the fin can be used, and the manufacture is simple; 2. Compared with a non-sealing structure and a solid structure, the disturbance of the fluid is smaller; 3. the selection diversity can be selected according to the size of the gap.

Above-mentioned technical scheme has only embodied the utility model discloses technical scheme's preferred technical scheme, some changes that this technical field's technical personnel probably made to some parts wherein have all embodied the utility model discloses a principle belongs to within the protection scope of the utility model.

Claims

1. The utility model provides a novel aluminium system plate fin formula heat exchanger with heterotypic distance block structure, its characterized in that, including baffle (1), set up in first fin (2) on baffle (1), set up in second fin (3) of first fin (2) one side, set up in heterotypic distance block (4) between first fin (2) and second fin (3), set up respectively in first fin (2) with strip of paper used for sealing (5) at second fin (3) both ends, wherein second fin (3) heterotypic distance block (4) with strip of paper used for sealing (5) all are located on baffle (1).

2. The novel aluminum plate-fin heat exchanger with the special-shaped distance block structure is characterized in that the special-shaped distance blocks (4) are W-shaped, and the bent parts of the special-shaped distance blocks (4) are arc-shaped.

3. The new aluminum plate-fin heat exchanger with profiled distance block structure as claimed in claim 2, characterized in that the profiled distance block (4) comprises four vertical rectangular sides, two of which on both sides are in contact with the first fin (2) and the second fin (3), respectively.

4. The novel aluminum plate-fin heat exchanger with the special-shaped distance block structure as claimed in claim 3, wherein a plurality of round holes are formed on each of the four vertical rectangular side surfaces, the round holes are distributed in a rectangular array, and the round holes on each vertical rectangular side surface correspond to each other in position.

5. The novel aluminum plate-fin heat exchanger with the special-shaped distance block structure is characterized in that the special-shaped distance block (4) is wavy, the wavy side surface of the special-shaped distance block (4) is respectively contacted with the first fin (2) and the second fin (3), and the bent part of the special-shaped distance block (4) is V-shaped.

6. The novel aluminum plate-fin heat exchanger with profiled distance block structure as recited in claim 1, wherein the first fin (2) and the second fin (3) are both thin sheet-bent wavy strip structure, and the first fin (2) and the second fin (3) are vertically disposed.

7. The novel aluminum plate-fin heat exchanger with the profiled distance block structure is characterized in that the bending positions of the first fins (2) and the second fins (3) are both arc-shaped.

8. The new aluminum plate-fin heat exchanger with profiled distance block structure as claimed in claim 1, characterized in that the width of the profiled distance block (4) is equal to the distance between the first fin (2) and the second fin (3).