CN213363531U

CN213363531U - Condensation folding flat pipe

Info

Publication number: CN213363531U
Application number: CN202022348946.0U
Authority: CN
Inventors: 俞肖峰; 葛世斌; 许侠; 何峰
Original assignee: Tiantai Yintong Aluminum Industry Co ltd
Current assignee: Tiantai Yintong Aluminum Industry Co ltd
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-06-04
Anticipated expiration: 2030-10-20

Abstract

The utility model belongs to the technical field of condensation, in particular to a folding flat condensation pipe; the flat tube comprises a flat tube main body which is formed by a sheet material, is provided with an inner cavity and has a long-strip-shaped section, the flat tube main body comprises a bottom wall and a top wall which are oppositely arranged and side walls positioned at two ends of the bottom wall and the top wall, fins are arranged in the flat tube main body, wave crests and wave troughs of the fins are respectively connected with the top wall and the bottom wall, two ends of the fins are provided with bending parts which are respectively attached and connected with the inner walls of the two side walls, one end of the top wall comprises a first layer and a second layer of the sheet material, the second layer comprises a first horizontal part, a vertical part and a second horizontal part, and the second; the utility model discloses the one end of roof includes first layer, second floor, and the second floor includes first horizontal part, vertical portion and second horizontal part, and the second horizontal part is pressed and is established on the fin, and intensity is high.

Description

Condensation folding flat pipe

The technical field is as follows:

the utility model belongs to the technical field of the condensation, refer in particular to a folding flat pipe of condensation.

Background art:

the condenser is a machine part of an air conditioning system and belongs to one type of heat exchanger. The condenser is used to pass and dissipate heat of the high-temperature and high-pressure refrigerant gas. The condenser comprises flat tubes and fins, the fins are brazed in the flat tubes, high-temperature and high-pressure refrigerant gas flows out through the flat tubes, heat of the refrigerant gas is brought to the surfaces of the flat tubes by the walls of the flat tubes, the heat is subjected to primary heat exchange with external air through the surfaces of the flat tubes, the heat on the surfaces of the flat tubes is conducted to the fins, and secondary heat exchange is performed with the external air through the fins.

The chinese invention patent (patent No. 20138033763.X, granted publication No. 2017.01.18) discloses a flat tube and a heat exchanger having the same, the flat tube is made of a planar material and has a first side wall and a second side wall facing each other, the first side wall and the second side wall being connected to each other by means of a third side wall and a fourth side wall, the third side wall being formed by a first region and a second region at an acute angle to each other, the first region being formed by a first section and a second section of a strip of material, the first and second sections lying parallel to each other and lying double against each other, the second region being formed by a third section of the strip of material, the first section being bent by the first side wall at an angle α of 135 °, the third section being bent by the second side wall at an angle β, the second section having the third section bent at an angle γ, an end face of the first section being spaced apart from the third section, and the fourth side wall having an arcuate contour.

The third lateral wall of the flat pipe of above-mentioned patent is dog-ear setting, has defect such as intensity low.

The invention content is as follows:

the utility model aims at providing a flat pipe is folded in condensation that intensity is high.

The utility model discloses a realize like this:

the utility model provides a folding flat pipe of condensation, includes by the sheet formation, have the inner chamber, the cross-section is the flat main part of rectangular shape, flat main part includes diapire, roof of keeping up the position and is located the lateral wall at diapire and roof both ends, is provided with the fin in flat main part, and the crest of fin, trough are connected with roof, diapire respectively, the both ends of fin are provided with the flexion of being connected with the inner wall laminating of both sides wall respectively, the one end of roof includes the first layer and the second floor of sheet, the second floor includes first horizontal part, vertical portion and second horizontal part, the second horizontal part is pressed and is established on the fin.

In the above folding flat condenser tube, the first horizontal part and the second horizontal part are located on the same side of the vertical part.

In the above-mentioned folding flat tube of condensation, the fin has a flat top and a flat bottom structure, the flat top is connected with the inner wall of the top wall, and the flat bottom is connected with the inner wall of the bottom wall.

In the above-mentioned one kind of condensation folding flat tube, the wall thickness of sheet material is 0.18mm-0.2 mm.

In the above-mentioned folding flat tube of condensation, the thickness of fin is 0.08mm ± 0.01 mm.

In the above flat tube for folding and condensing, the sheet is an aluminum tape.

In the above-mentioned folding flat pipe of condensation, the fin divides the flat pipe inner chamber into 22-24 holes in the flat pipe.

In the above folding flat condenser tube, the fin is made of 3003 rustproof aluminum.

Compared with the prior art, the utility model outstanding advantage is:

1. the utility model discloses a folding technology is made, can set up 22-24 holes, and the radiating effect is good, reduction in production cost, and can reduce the thickness of fin and sheet, reaches lightweight effect.

2. The utility model discloses the one end of roof includes first layer, second floor, and the second floor includes first horizontal part, vertical portion and second horizontal part, and the second horizontal part is pressed and is established on the fin, and intensity is high.

3. The utility model discloses a fin adopts the rust-resistant aluminium of 3003 to make, and is difficult for corroding, has prolonged the life of flat pipe.

Description of the drawings:

fig. 1 is a schematic view of the present invention;

FIG. 2 is an enlarged schematic view of section A of FIG. 1;

fig. 3 is an enlarged schematic view of a portion B of fig. 2.

In the figure: 1. a bottom wall; 2. a top wall; 3. a first side wall; 4. a second side wall; 5. a fin; 6. a bending section; 7. a first layer; 8. a first horizontal portion; 9. a vertical portion; 10. a second horizontal portion.

The specific implementation mode is as follows:

the invention will now be further described with reference to specific embodiments, with reference to figures 1 to 3:

the utility model provides a folding flat pipe of condensation, includes by the sheet formation, have the inner chamber, the cross-section is rectangular shape's flat main part, flat main part includes diapire 1, roof 2 of keeping up the position and is located the lateral wall (being first lateral wall 3, second lateral wall 4 respectively) at

diapire

1 and 2 both ends of roof, is provided with fin 5 in flat main part, and the crest of fin 5, trough are connected with roof 2, diapire 1 respectively, the both ends of fin 5 are provided with respectively with the inner wall laminating of both sides wall (being first lateral wall 3, second lateral wall 4 respectively) and are connected flexion 6, and in this embodiment, first lateral wall 3, second lateral wall 4 are bow-shaped respectively, and then flexion 6 also is bow-shaped. One end of the top wall 2 comprises a first layer 7 and a second layer of sheet material, which first layer 7 and second layer are welded together. After welding, the upper surface of the first layer is flush with the upper surface of the top wall 2. The second layer comprises a first horizontal part 8, a vertical part 9 and a second horizontal part 10, and the second horizontal part 10 is pressed on the fin 5.

The utility model discloses a both ends subsides of fin 5 are established on the inner wall of first lateral wall 3, second lateral wall 4, and the second horizontal part 10 pressure of the second floor of the one end of roof 2 is established on fin 5, makes vertical portion 9 play the effect of a support, and intensity is high.

Further, the first horizontal part 8 and the second horizontal part 10 are located on the same side of the vertical part 9.

As shown in fig. 1-3, the fin 5 has a flat top and flat bottom structure, the flat top is connected with the inner wall of the top wall 2, the flat bottom is connected with the inner wall of the bottom wall 1, and the flat top and flat bottom structure is connected with the top wall 2 and the bottom wall 1 in a flat surface, so that the welding is convenient and the fastness after welding is high.

Further, the sheet is an aluminum strip. The folding flat pipe of condensation, indicate to process through the folding mode of aluminium strip. Different from the traditional process using an extrusion die. The wall thickness of the sheet is 0.18-0.2 mm. The thickness of the fin 5 is 0.08mm +/-0.01 mm, and 0.08mm is preferred in the embodiment, so that the aim of light weight can be fulfilled. And the fins 5 divide the inner cavity of the flat tube main body into 22-24 holes in the flat tube main body, so that the heat dissipation performance is better. Utilize the utility model discloses when processing into the condenser, can reduce the utility model discloses a quantity has reduced manufacturing cost. The fins 5 are made of 3003 antirust aluminum, are not easy to corrode, and are long in service life.

The above-mentioned embodiment is only one of the preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, so: all equivalent changes made according to the shape, structure and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a folding flat pipe of condensation, includes by the sheet formation, have the inner chamber, the flat main body that the cross-section is rectangular shape, flat main body includes diapire (1), roof (2) of keeping up the position and is located the lateral wall at diapire (1) and roof (2) both ends, its characterized in that: be provided with fin (5) in flat tub of main part, crest, the trough of fin (5) are connected with roof (2), diapire (1) respectively, the both ends of fin (5) are provided with respectively with the inner wall laminating flexion (6) of being connected of both sides wall, the one end of roof (2) includes first layer (7) and the second floor of sheet, the second floor includes first horizontal part (8), vertical portion (9) and second horizontal part (10), second horizontal part (10) are pressed and are established on fin (5).

2. A folded flat condenser tube according to claim 1, wherein: the first horizontal part (8) and the second horizontal part (10) are positioned on the same side of the vertical part (9).

3. A folded flat condenser tube according to claim 1 or 2, wherein: the fins (5) are of flat-top and flat-bottom structures, the flat tops are connected with the inner wall of the top wall (2), and the flat bottoms are connected with the inner wall of the bottom wall (1).

4. A folded flat condenser tube according to claim 1, wherein: the wall thickness of the sheet is 0.18mm-0.2 mm.

5. A folded flat condenser tube according to claim 1, wherein: the thickness of the fin (5) is 0.08mm +/-0.01 mm.

6. A folded flat condenser tube according to claim 1 or 4, wherein: the sheet is an aluminum strip.

7. A folded flat condenser tube according to claim 1, wherein: the fins (5) divide the inner cavity of the flat tube into 22-24 holes in the flat tube.

8. A folded flat condenser tube according to claim 1, wherein: the fins (5) are made of 3003 antirust aluminum.