CN219319152U

CN219319152U - Three-row three-folded-edge finned tube heat exchanger

Info

Publication number: CN219319152U
Application number: CN202320052421.3U
Authority: CN
Inventors: 刘天越
Original assignee: Frimec Jiangsu Environment Technology Co ltd
Current assignee: Frimec Jiangsu Environment Technology Co ltd
Priority date: 2023-01-09
Filing date: 2023-01-09
Publication date: 2023-07-07
Anticipated expiration: 2033-01-09

Abstract

The utility model provides a three-row three-folded-edge finned tube heat exchanger which comprises an aluminum foil, a plurality of copper tubes, inner plates, an end plate structure, auxiliary connecting plates and fastening pieces, wherein the copper tubes are inserted into the aluminum foil, two ends of the copper tubes are exposed out of two sides of the aluminum foil, 3 inner plates are respectively arranged on the copper tubes on two sides of the aluminum foil, a plurality of auxiliary connecting plates are respectively arranged on each inner plate, the end plate structure is arranged on the inner plates through the fastening pieces, and the aluminum foil, the copper tubes and the inner plates form a fin main body. The utility model has the beneficial effects that: the air-cooled air conditioning unit has the advantages of simple structure, fewer used metal plate parts and more windward sides, effectively improves the heat exchange area on the basis of not increasing occupied area, and can better meet the working condition of large cooling capacity requirements or large refrigerating (heating) capacity.

Description

Three-row three-folded-edge finned tube heat exchanger

Technical Field

The utility model belongs to the field of heat exchangers, and particularly relates to a three-row three-folded-edge fin tube heat exchanger.

Background

The fin type heat exchanger is widely applied, and transfers heat to the environment through fins outside the copper pipe, so that the aim of heat exchange is fulfilled. At present, most of common fin type heat exchanger components are in plate-shaped inverted M-shaped and V-shaped structures, straight U-shaped structures with double folded edges, inclined U-shaped structures and the like, and heat exchange effects are often improved by increasing the height of the fin type heat exchanger or increasing the row number so as to easily cause the increase of difficulty of the fin type heat exchanger when the fin type heat exchanger is assembled, increase of the occupied area of a unit and difficulty in operation.

Disclosure of Invention

In view of the above, the utility model aims to provide a three-row three-folded-edge finned tube heat exchanger so as to meet the temperature requirements under different working conditions and solve the problems that the difficulty of assembling the finned tube heat exchanger is increased, the occupied area of a unit is increased and the operation is difficult.

In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:

the utility model provides a three-row three hem finned tube heat exchanger, includes aluminium foil, a plurality of copper pipe, inner panel, end plate structure, auxiliary connection board and fastener, inside interlude of aluminium foil has a plurality of copper pipes, the both ends of copper pipe expose in the both sides of aluminium foil, 3 inner panels are installed respectively to the copper pipe of aluminium foil both sides, every the inner panel is installed a plurality of auxiliary connection board respectively, and end plate structure installs to through the fastener the inner panel, fin main part is constituteed to aluminium foil, a plurality of copper pipe, inner panel.

Further, the aluminum foil adopts hydrophilic aluminum foil, and the thickness is 0.11mm.

Further, the copper pipe is an internal thread copper pipe, and the outer diameter of the copper pipe is 7mm.

Furthermore, the first end plate, the second end plate and the auxiliary connecting plate are all aluminum-zinc plated, and the thickness is 1.5mm.

Further, the first end plate and the upper portion of the second end plate are respectively provided with a lifting hole, the inner diameter of each lifting hole is 10mm, the two sides of the first end plate are respectively provided with a folded edge, and one side of the second end plate is provided with a folded edge.

Further, a plurality of round holes and a plurality of slotted holes are formed in the end plate structure and the auxiliary connecting plate, the diameter of each round hole is 12mm, the upper ends of the slotted holes are semicircular, the diameter is 12mm, and the length of each slotted hole is 21mm.

Further, the inner plate is an aluminum-zinc plated plate with the thickness of 1.5mm, and is provided with a secondary flanging hole with the inner diameter of 7.4mm.

Further, the fastener is a self-tapping self-rotating screw, and is made of galvanized nickel.

Further, the fin main body is provided with a three-folded-edge structure, the first bending angle of the three-folded-edge structure is 120 degrees, the second bending angle is 90 degrees, and the third bending angle is 120 degrees.

Compared with the prior art, the three-row three-folded-edge fin tube heat exchanger has the following advantages:

the three-row three-folded-edge finned tube heat exchanger has the advantages of simple structure, less used sheet metal parts and more windward sides, effectively improves the heat exchange area on the basis of not increasing occupied area, and can better meet the working condition of large cooling capacity requirements or the air-cooled air conditioning unit with large refrigerating (heating) capacity.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of a heat exchanger assembly according to an embodiment of the present utility model;

FIG. 2 is an exploded view of a heat exchanger according to an embodiment of the present utility model;

fig. 3 is a schematic diagram illustrating connection of auxiliary fixing plates according to an embodiment of the present utility model.

Reference numerals illustrate:

1. aluminum foil; 2. copper pipe; 3. an inner plate; 4. an end plate structure; 401. a first end plate; 402. a second end plate; 5. an auxiliary connecting plate; 6. a fastener.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

The utility model will be described in detail below with reference to the drawings in connection with embodiments.

As shown in fig. 1 to 3, a three-row three-folded fin tube heat exchanger includes an end plate structure 4, an inner plate 3, an auxiliary connection plate 5, an aluminum foil 1 and a copper tube 4. Copper pipe 2 passes behind aluminium foil 1 both sides respectively with inner panel 3 expand tube fixed become the fin main part (copper pipe 2 one end is located aluminium foil 1 outside, and the other end is interluded aluminium foil 1 inboard to aluminium foil 1 another outside, and copper pipe 2's both ends all expose in aluminium foil 1 two outsides, just copper pipe of aluminium foil both sides installs 3 inner panels respectively simultaneously), later with auxiliary connection board 5 with after the inner panel 3 of one of them side of fin is connected, carry out the cubic bending, demolish auxiliary connection board 5 after the bending is accomplished, pass through fastener 6 zonulae occludens with fin both sides inner panel 3 respectively with first end plate 401 and second end plate 402.

In a preferred embodiment of the present utility model, the aluminum foil 1 is a hydrophilic aluminum foil, the thickness of the hydrophilic aluminum foil is 0.11mm, and the copper tube 2 is an internally threaded copper tube, and the outer diameter of the copper tube is 7mm.

In a preferred embodiment of the present utility model, the first end plate 401, the second end plate 402 and the auxiliary connecting plate 5 are both made of aluminized zinc plates, the thickness is 1.5mm, the first end plate 401 and the second end plate 402 have the same structure, and only the edge folding directions are different; the end plate structure 4 and the auxiliary connecting plate 5 are provided with round holes and slotted holes, the diameter of each round hole is 12mm, the upper ends of the slotted holes are semicircular, the diameter of each slotted hole is 12mm, and the length of each slotted hole is 21mm.

In a preferred embodiment of the present utility model, the inner plate 3 is an aluminized zinc plate, the thickness of the aluminized zinc plate is 1.5mm, the inner plate 3 is provided with a secondary flanging hole, and the inner diameter of the flanged inner plate is 7.4mm.

In a preferred embodiment of the present utility model, the fastener 6 is a self-tapping screw, and is made of zinc-nickel plating.

In a preferred embodiment of the present utility model, when the first end plate 401, the second end plate 402, the auxiliary connecting plate 5 and the inner plate 3 are installed, the positions of the holes are required to be consistent correspondingly, and then the holes are connected by using the fasteners 6; the upper parts of the first end plate 401 and the second end plate 402 are provided with lifting holes for lifting the fin heat exchanger when the unit is assembled, and the diameter of each lifting hole is 10mm.

In a preferred embodiment of the present utility model, the fin heat exchanger needs to be bent three times, wherein the first bending angle is 120 °, the second bending angle is 90 °, and the third bending angle is 120 °.

Compared with the existing fin type heat exchanger, the utility model has the advantages that: the air-cooled air conditioning unit has the advantages of simple structure, fewer used metal plate parts and more windward sides, effectively improves the heat exchange area on the basis of not increasing occupied area, and can better meet the working condition of large cooling capacity requirements or large refrigerating (heating) capacity.

Example 1

FIG. 1 is a general assembly view of a novel three-row fin heat exchanger of the present utility model; the aluminum foil assembly is formed by sequentially assembling parts such as an aluminum foil 1, a copper pipe 2, an inner plate 3, an auxiliary connecting plate 5, a first end plate 401, a second end plate 402, a fastener 6 and the like; the fin type heat exchanger comprises: few metal plate parts, simple structure, small occupied area, more windward sides, large effective heat exchange area and the like.

FIG. 2 is an exploded view of a novel three row fin heat exchanger of the present utility model; the assembly process will be described in detail below.

Firstly, an internal thread copper pipe 2 for heat exchange is inserted into an aluminum foil 1, and three inner plates 3 are respectively arranged at two sides of the internal thread copper pipe, and then the internal thread copper pipe 2 is expanded, so that the internal thread copper pipe 2 contacts the aluminum foil 1 and the inner plates 3, and the effect of fastening the three is achieved; after the auxiliary connecting plate 5 is connected with the inner plate on one side of the fin by using the fastener 6, the fin is bent and formed for three times according to a certain size, and the bending angles of the three times are 120 degrees, 90 degrees and 120 degrees respectively; after bending is completed, the auxiliary fixing plate 5 and the related fasteners 6 are removed; the first end plate 401 and the second end plate 402 are then connected to the inner plates 3 on both sides of the formed fin, respectively, and fastened tightly with fasteners 6.

The utility model has the advantages of simple structure, few used metal plate parts, more windward sides, small occupied area, large base heat exchange area and the like, and can well meet the working condition of large cooling capacity requirement or the air-cooled air conditioning unit with large heating capacity.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a three-row three hem fin tube heat exchanger which characterized in that: including aluminium foil (1), a plurality of copper pipe (2), inner panel (3), end plate structure (4), auxiliary connection board (5) and fastener (6), inside interlude of aluminium foil (1) has a plurality of copper pipe (2), the both ends of copper pipe (2) expose in the both sides of aluminium foil (1), 3 inner panels (3) are installed respectively to copper pipe (2) of aluminium foil (1) both sides, every inner panel (3) install a plurality of auxiliary connection board (5) respectively, end plate structure (4) install to through fastener (6) inner panel (3), fin main part is constituteed to aluminium foil (1), a plurality of copper pipe (2), inner panel (3).

2. A three row, three folded fin tube heat exchanger as set forth in claim 1, wherein: the aluminum foil (1) is hydrophilic, and the thickness of the aluminum foil is 0.11mm.

3. A three row, three folded fin tube heat exchanger as set forth in claim 1, wherein: the copper pipe (2) is an internal thread copper pipe, and the outer diameter of the copper pipe is 7mm.

4. A three row, three folded fin tube heat exchanger as set forth in claim 1, wherein: the end plate structure (4) comprises a first end plate (401) and a second end plate (402), wherein the first end plate (401), the second end plate (402) and the auxiliary connecting plate (5) are all aluminum-zinc plated, and the thickness of each aluminum-zinc plated plate is 1.5mm.

5. A three row, three folded edge fin tube heat exchanger as defined in claim 4, wherein: the lifting holes are formed in the upper portions of the first end plate (401) and the second end plate (402), the inner diameter of each lifting hole is 10mm, folding edges are formed in two sides of the first end plate (401), and folding edges are formed in one side of the second end plate (402).

6. A three row, three folded fin tube heat exchanger as set forth in claim 1, wherein: a plurality of round holes and a plurality of slotted holes are formed in the end plate structure (4) and the auxiliary connecting plate (5), the diameter of each round hole is 12mm, the upper ends of the slotted holes are semicircular, the diameter is 12mm, and the length of each slotted hole is 21mm.

7. A three row, three folded fin tube heat exchanger as set forth in claim 1, wherein: the inner plate (3) is an aluminum-zinc plated plate with the thickness of 1.5mm, and the inner plate (3) is provided with a secondary flanging hole with the inner diameter of 7.4mm.

8. A three row, three folded fin tube heat exchanger as set forth in claim 1, wherein: the fastener (6) is a self-tapping self-rotating screw, and is made of galvanized nickel.

9. A three row, three folded fin tube heat exchanger as set forth in claim 1, wherein: the fin main body is provided with a three-folded-edge structure, the first bending angle of the three-folded-edge structure is 120 degrees, the second bending angle is 90 degrees, and the third bending angle is 120 degrees.