CN208238598U - Heat-exchange device and air conditioner with it - Google Patents

Abstract

The utility model provides a kind of heat-exchange device and the air conditioner with it, the heat-exchange device includes pipeline assembly and fin, pipeline assembly is for being passed through refrigerant, fin is multiple, multiple fins are connected with pipeline assembly, when being passed through refrigerant into pipeline assembly, convection current air duct is formed between two adjacent fins, so that fin can carry out heat exchange with external air flow.By the way that multiple fins are connected with pipeline assembly, so that forming convection current air duct between adjacent fin, so that the air in convection current air duct is discharged under the action of negative pressure after heated or be cooled and introduces new air, multiple fins and flat tube are due to having the temperature difference with indoor object simultaneously, radiant heat transfer can occur, and then the heat exchange function of free convection combination radiant heat transfer is realized under the premise of acting on entirely without air-supply, improve the usage experience of user.

Description

Heat-exchange device and air conditioner with it

Technical field

The utility model relates to air-conditioner device technical fields, in particular to a kind of heat-exchange device and have it Air conditioner.

Background technique

In the prior art, Non-wind air conditioner device or it can switch to the air conditioner of calm sense mode do not do inherently To the calm of air conditioner, and it is substantially by changing air supply direction and reducing air velocity and avoids direct blowing feeling, it is real Border means for air conditioner can still generate air-supply effect, and the usage experience of user is poor.

Utility model content

It is existing to solve the main purpose of the utility model is to provide a kind of heat-exchange device and with its air conditioner The problem that the blowing of air conditioner causes user experience poor in technology.

To achieve the goals above, one aspect according to the present utility model provides a kind of heat-exchange device, comprising: Pipeline assembly, pipeline assembly is for being passed through refrigerant；Fin, fin be it is multiple, multiple fins are connected with pipeline assembly, when to pipe When being passed through refrigerant in the component of road, convection current air duct is formed between two adjacent fins, so that fin can carry out hot friendship with external air flow It changes.

Further, pipeline assembly includes: header；Heat-dissipating pipe, heat-dissipating pipe are connected with header, and refrigerant passes through afflux Pipe enters in heat-dissipating pipe, and fin is connected with heat-dissipating pipe.

Further, header includes: the first header；Second header, the second header are opposite with the first header Ground setting, the first end of heat-dissipating pipe are connected with the first header, and the second end of heat-dissipating pipe is connected with the second header, fin Between the first header and the second header.

Further, the first header is set in parallel with the second header, heat-dissipating pipe and the first header and/or second Header is perpendicular.

Further, pipeline assembly further includes inlet pipe part and pipe fitting out, and one in inlet pipe part and out pipe fitting is set to On one header, another in inlet pipe part and out pipe fitting is set on the second header, alternatively, inlet pipe part and out pipe fitting are arranged In on the first header, alternatively, inlet pipe part and out pipe fitting are set on the second header.

Further, heat-dissipating pipe is multiple, and multiple heat-dissipating pipes are positioned apart from along the length direction of header.

Further, fin is multiple, a fin is at least arranged on each heat-dissipating pipe, alternatively, setting on adjacent heat-dissipating pipe Set at least one fin.

Further, fin is extended along the length direction of heat-dissipating pipe.

Further, heat-dissipating pipe is flat tube.

Further, commutation component is provided on header, commutation component includes the cutoff hole being opened on header, with And be removable installed in the closure member in cutoff hole, closure member for changing refrigerant in header flow direction.

Further, each fin is provided with the first flange and the second flange, and the second flange of each fin is in parallel to each other It is arranged, forms convection current air duct between the second flange of two adjacent fins.

Further, the first flange is bonded header, and the width of horizontal direction is c, 8mm≤c≤20mm.

Further, the second flange with a thickness of a, the first end of 0.6mm≤a≤1.5mm and/or the second flange to The distance of the second end of two flange is b, 25mm≤b≤50mm.

Further, the first flange and heat-dissipating pipe weld.

Further, fin is h, 400mm≤h≤2500mm along the length of the axial direction of heat-dissipating pipe.

Another aspect according to the present utility model, provides a kind of air conditioner, including heat-exchange device, and heat-exchange device is Above-mentioned heat-exchange device.

Using the technical solution of the utility model, multiple fins are connected with pipeline assembly so that adjacent fin it Between form convection current air duct so that air in convection current air duct is discharged under the action of negative pressure and is introduced new after heated or be cooled Air, while radiant heat transfer can occur for multiple fins and flat tube, and then make entirely without air-supply due to having the temperature difference with indoor object The heat exchange function that free convection combination radiant heat transfer is realized under the premise of, improves the usage experience of user.

Detailed description of the invention

The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model. In the accompanying drawings:

Fig. 1 shows the structural schematic diagram of the embodiment of heat-exchange device according to the present utility model；

Fig. 2 shows the configuration schematic diagrams of the embodiment of heat-exchange device according to the present utility model；

Fig. 3 shows the fin of heat-exchange device and the structural schematic diagram of heat-dissipating pipe；

Fig. 4 shows the structural schematic diagram at the first visual angle of the fin of heat-exchange device；

Fig. 5 shows the structural schematic diagram at the second visual angle of the fin of heat-exchange device.

Wherein, the above drawings include the following reference numerals:

10, pipeline assembly；11, header；112, cutoff hole；12, heat-dissipating pipe；13, the first header；14, the second afflux Pipe；15, inlet pipe part；16, go out pipe fitting；

20, fin；21, the first flange；22, the second flange；

30, convection current air duct.

Specific embodiment

It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase Mutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.

It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.

It should be noted that term " first ", " second " etc. in the description and claims of this application and attached drawing It is to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that the art used in this way Language is interchangeable under appropriate circumstances, so that presently filed embodiment described herein for example can be in addition to illustrating herein Or the sequence other than those of description is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that Cover it is non-exclusive include, for example, containing the process, method, system, product or equipment of a series of steps or units need not limit In step or unit those of is clearly listed, but may include be not clearly listed or for these process, methods, produce The other step or units of product or equipment inherently.

For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ", " ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure Except different direction in use or operation.For example, being described as if the device in attached drawing is squeezed " in other devices It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction " Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and " in ... lower section " two kinds of orientation.The device can also be positioned with other different modes and (is rotated by 90 ° or in other orientation), and And respective explanations are made to the opposite description in space used herein above.

Now, the illustrative embodiments according to the application are more fully described with reference to the accompanying drawings.However, these are exemplary Embodiment can be implemented by many different forms, and should not be construed to be limited solely to embodiment party set forth herein Formula.It should be understood that it is thoroughly and complete to these embodiments are provided so that disclosure herein, and these are shown The design of example property embodiment is fully conveyed to those of ordinary skill in the art, in the accompanying drawings, for the sake of clarity, it is possible to expand The big thickness of layer and region, and make that identical device is presented with like reference characters, thus omission retouches them It states.

In conjunction with shown in Fig. 1 to Fig. 5, embodiment according to the present utility model provides a kind of heat-exchange device.

Specifically, as shown in Figure 1, the heat-exchange device, including pipeline assembly 10 and fin 20, pipeline assembly 10 are used to lead to Enter refrigerant, fin 20 be it is multiple, multiple fins 20 are connected with pipeline assembly 10, when being passed through refrigerant into pipeline assembly 10, Convection current air duct 30 is formed between two adjacent fins 20, so that fin 20 can carry out heat exchange with external air flow.

In the present embodiment, by the way that multiple fins are connected with pipeline assembly, so that formation pair between adjacent fin Air duct is flowed, so that the air in convection current air duct is discharged under the action of negative pressure after heated or be cooled and introduces new air, together When multiple fins and flat tube due to having the temperature difference with indoor object, radiant heat transfer can occur, and then before acting on entirely without air-supply The heat exchange function for realizing free convection combination radiant heat transfer is put, the usage experience of user is improved.

In the present embodiment, pipeline assembly 10 includes header 11 and heat-dissipating pipe 12, and heat-dissipating pipe 12 is connected with header 11 Logical, refrigerant is entered in heat-dissipating pipe 12 by header 11, and fin 20 is connected with heat-dissipating pipe 12.It is arranged in this way so that refrigerant passes through Header is dredged into heat-dissipating pipe, preferably realizes heat exchange purpose by heat-dissipating pipe.

As shown in Fig. 2, header 11 includes the first header 13 and the second header 14, the second header 14 and first collects Flow tube 13 is oppositely disposed, and the first end of heat-dissipating pipe 12 is connected with the first header 13, the second end of heat-dissipating pipe 12 and second Header 14 is connected, and fin 20 is between the first header 13 and the second header 14.It is arranged so logical convenient for heat-dissipating pipe Fin is crossed to be contacted in large area with air to realize and heat exchange purpose is better achieved.

In the present embodiment, the first header 13 is set in parallel with the second header 14, heat-dissipating pipe 12 and the first afflux Pipe 13 or the second header 14 are perpendicular, and certainly, heat-dissipating pipe 12 can also be with the first header 13 and the second header 14 all phases Vertically.Preferably refrigerant is connected in the first header 13 and the second header 14 convenient for heat-dissipating pipe for setting in this way.

As shown in Fig. 2, pipeline assembly 10 further includes inlet pipe part 15 and pipe fitting 16 out, one in inlet pipe part 15 and out pipe fitting 16 A to be set on the first header 13, another in inlet pipe part 15 and out pipe fitting 16 is set on the second header 14, alternatively, Inlet pipe part 15 and out pipe fitting 16 are set on the first header 13, alternatively, inlet pipe part 15 and pipe fitting 16 is set to the second afflux out On pipe 14.Setting passes through inlet pipe part 15 convenient for refrigerant in this way and refrigerant is introduced and drawn by pipe fitting 16 out, reaches better heat exchange Purpose.

In the present embodiment, heat-dissipating pipe 12 is multiple, and multiple heat-dissipating pipes 12 are set along the length direction compartment of terrain of header 11 It sets.Setting concentrates convenient for numerous heat-dissipating pipes and plays heat exchange function in this way, and heat exchange purpose is better achieved.

As shown in Figure 1, fin 20 be it is multiple, a fin 20 is at least set on each heat-dissipating pipe 12, alternatively, adjacent heat dissipation At least one fin 20 is set on pipe 12.Setting better contacts with convenient for fin with heat-dissipating pipe in this way, so that heat-dissipating pipe passes through wing Piece realizes efficient heat exchange purpose.

As shown in figure 3, fin 20 is extended along the length direction of heat-dissipating pipe 12.Heat-dissipating pipe and fin are convenient in setting in this way It better contacts with, so that heat-dissipating pipe realizes efficient heat exchange purpose by fin, and further passes through the gap between fin Convection current air duct is formed, heat exchange efficiency is increased.

As shown in figure 3, heat-dissipating pipe 12 is flat tube.Setting is preferably bonded fin convenient for heat-dissipating pipe in this way, and more arranges Column fin increases heat exchange efficiency.

In the present embodiment, commutation component is provided on header 11, commutation component includes being opened on header 11 Cutoff hole 112, and the closure member being removable installed in cutoff hole 112, closure member is for changing refrigerant in header 11 Flow direction.Setting can neatly control heat-dissipating pipe in this way convenient for header, as needed come with changing heat exchanger tube Effective working quantity.Here closure member can be partition.

As shown in figure 3, fin 20 includes the first flange 21 and the second flange 22, the first flange 21 is connected with heat-dissipating pipe 12 It connects, the first end of the second flange 22 is connected with the first flange 21, and the second end of the second flange 22 is set far from the extension of heat-dissipating pipe 12 It sets, the second flange 22 and the first flange 21 have angle α.Setting is connected convenient for the first flange of fin with heat-dissipating pipe in this way, Second flange carries out heat exchange and forms free convection air duct.Preferably, α is 90 °.

In the present embodiment, each fin 20 is provided with the second flange 22, and the second flange 22 of each fin 20 is parallel to each other Ground is arranged, and convection current air duct 30 is formed between the second flange 22 of two adjacent fins 20.Setting will convenient for convection current air duct in this way The air to exchange heat is constantly discharged by convection current air duct and introduces new air, to reach heated natural convection air Effect.

As shown in Figure 4 and Figure 5, the length along 11 axial direction of header of the first flange 21 is c, it is preferable that 8mm≤c ≤20mm.Second flange 22 with a thickness of a, it is preferable that the first end of 0.6mm≤a≤1.5mm or the second flange 22 to second The distance of the second end of flange 22 is b, it is preferable that 25mm≤b≤50mm.Heat exchange function is better achieved convenient for fin in setting in this way Energy.

In the present embodiment, the first flange 21 is welded with heat-dissipating pipe 12.Setting is convenient for heat-dissipating pipe and fin preferably in this way Realize heat transmitting.

In the present embodiment, fin 20 is h along the length of the axial direction of heat-dissipating pipe 12, it is preferable that 400mm≤h≤ 2500mm.Fin and heat-dissipating pipe preferably heat transfer effect may be implemented in setting in this way.

Heat-exchange device in above-described embodiment can be also used for air conditioner technical field, i.e., according to the present utility model On one side, a kind of air-conditioning is provided.The air-conditioning includes heat-exchange device, and heat-exchange device is that the heat exchange of above-described embodiment fills It sets.

According to above-described embodiment, the air conditioner of the application realizes calm function, solves the problems, such as strong blowing feeling, passes through The arranged of multiple fins forms free convection air duct, utilizes stack effect well, is welding between fin and flat tube Mode effectively reduces thermal conduction resistance；Heat exchange function is realized by the radiation and heat transfer free convection mode of fin.The application Non-wind air conditioner device can meet building load demand.

In the present embodiment, which can meet building load demand, and can accomplish calm sense completely.If L-type dipteron chip architecture is counted, by individually welding much fins in each flat tube, the thermal contact resistance of flat tube and fin is reduced, guarantees The good of fin must be hot, while the specific surface area of design air conditioner is increased by fin, and in addition the spread pattern of fin is effective At the air duct of free convection, make air conditioner to radiate and realize heat exchange function with the heat transfer type of free convection.

Summarize in the present embodiment, multiple L-type double-turnup fins are designed above each flat tube, guarantees the patch of fin uniform close Together in flat tube, to increase the contact area of fin and flat tube.

Summarize in the present embodiment, by the first flange of L-type double-turnup fin and the face contact of flat tube, increases obtaining for fin Heat or cooling capacity, being vertically arranged for L-type double-turnup fin form free convection air duct.

In the present embodiment, the fin being evenly arranged on each flat tube is all made of welding manner, and thermal contact resistance is effectively reduced.

In the present embodiment, multiple flat tubes and the multiple fins being welded on each flat tube constitute air conditioner.Refrigerant is logical Crossing disengaging tube assembly, portion is flowed in the air conditioner, the heat transfer theory inside air conditioner are as follows: the stream that refrigerant passes through portion in the air conditioner It is dynamic that heat convection occurs, secondly occur between air conditioner inner wall and outer wall thermally conductive.Heat transfer theory outside air conditioner are as follows: outside flat tube First flange of wall and fin carries out thermally conductive；First flange of fin carries out thermally conductive with the second flange；Indoor heat gain or acquisition The heat transfer theory of cooling capacity: forming free convection air duct, heating condition between multiple fins, the air between fin is heated rear close Degree becomes smaller, and is discharged upwards, and due to suction function in big fin, indoor air constantly enters from fin lower part again, completes circulation； Cooling condition, density becomes larger after air between fin is cooled, is discharged downwards, due to suction function in fin, indoor sky Gas constantly enters from fin top again, completes circulation；Meanwhile fin and the flat tube back side can be with interiors by biggish heat transfer area Form radiant heat transfer.

In the present embodiment, pipe fitting is passed in and out, header, end cap, closure member etc., 3003/4343 or 3003/4045 answers Soldering L-type fin, that is, one-side band solder is closed convenient for being welded with flat tube.Specific design form are as follows: flat tube is in parallel arranged to form one Row, flat tube upper and lower ends are inserted into header after passing through necking respectively, and flat tube quantity is determined depending on demand heat exchange amount, and heat exchange amount is bigger, It is required that flat tube number it is more.Flat tube spacing is maintained in 5mm to 10mm range, and flat tube width is maintained at 16mm to 50mm, flat tube Height is maintained at 400mm to 2500mm；Header obtains different flow path designs by installing partition in different location；Inlet/outlet pipe Components welding is in header position；Using 3003/4343 or 3003/4045 composite brazing plate by shear, production is folded L-shaped fin；The first flanging welded of fin at flat tube, determine depending on flat tube width and technique by the distance of the first flange, generally exists Between 8mm to 20mm；The distance of second flange b is determined depending on flight tip heat transfer effect and technique processing, is generally arrived in 25mm Between 50mm；The distance of fin height h is usually no more than flat tube height depending on flat tube height.

Specifically, in the present embodiment, flat tube uses 25*2*650 type flat tube, i.e. width is 25mm, high with a thickness of 2mm Degree is 650mm, and flat tube number is 35, and the spacing between each flat tube maintains 8mm, header lengths 1170mm, hole count 35, often 3 fins of a flat tube uniform welding, the first flange of fin are 8mm, and the second flange is 38mm, are highly 560mm, can protect in this way It demonstrate,proves and is welded with 3 closely coupled fins on each flat tube, guarantee that fin and flat tube completely attach to.The air conditioner is in heating work When condition, when completely calm, guarantee that refrigerant in 7 DEG C of degree of supercoolings of condensation side, is exchanged heat by the natural convection air between fin With the radiation heat transfer of multiple big fins and the flat tube back side, single air conditioner ability can reach 1000W to 2000W.It exchanges heat to increase Amount, flat tube quantity can suitably increase.

In the present embodiment, the coating of high radiant rate is added on fin to increase heat exchange amount.

Than that described above, it is also necessary to which explanation is " one embodiment " spoken of in the present specification, " another implementation Example ", " embodiment " etc. refer to that specific features, structure or the feature of embodiment description is combined to be included in the application summary Property description at least one embodiment in.It is not centainly to refer to the same reality that statement of the same race, which occur, in multiple places in the description Apply example.Furthermore, it is understood that is advocated is knot when describing a specific features, structure or feature in conjunction with any embodiment Other embodiments are closed to realize that this feature, structure or feature are also fallen in the scope of the utility model.

In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, there is no the portion being described in detail in some embodiment Point, reference can be made to the related descriptions of other embodiments.

The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.

Claims (16)

1. a kind of heat-exchange device characterized by comprising

Pipeline assembly (10), the pipeline assembly (10) is for being passed through refrigerant；

Fin (20), the fin (20) be it is multiple, multiple fins (20) are connected with the pipeline assembly (10), when to When being passed through refrigerant in the pipeline assembly (10), convection current air duct (30) are formed between the two neighboring fin (20), so that institute Heat exchange can be carried out with external air flow by stating fin (20).

2. heat-exchange device according to claim 1, which is characterized in that the pipeline assembly (10) includes:

Header (11)；

Heat-dissipating pipe (12), the heat-dissipating pipe (12) are connected with the header (11), refrigerant by the header (11) into Enter in the heat-dissipating pipe (12), the fin (20) is connected with the heat-dissipating pipe (12).

3. heat-exchange device according to claim 2, which is characterized in that the header (11) includes:

First header (13)；

Second header (14), second header (14) are oppositely disposed with first header (13), the heat dissipation The first end of pipe (12) is connected with first header (13), the second end of the heat-dissipating pipe (12) and second afflux Pipe (14) is connected, and the fin (20) is between first header (13) and second header (14).

4. heat-exchange device according to claim 3, which is characterized in that first header (13) and second collection Flow tube (14) is set in parallel, the heat-dissipating pipe (12) and first header (13) and/or second header (14) It is perpendicular.

5. heat-exchange device according to claim 3, which is characterized in that the pipeline assembly (10) further includes inlet pipe part (15) and out pipe fitting (16),

One in the inlet pipe part (15) and pipe fitting (16) out is set on first header (13), the inlet pipe Another in part (15) and pipe fitting (16) out is set on second header (14), alternatively,

The inlet pipe part (15) and pipe fitting (16) out are set on first header (13), alternatively,

The inlet pipe part (15) and pipe fitting (16) out are set on second header (14).

6. heat-exchange device according to claim 2, which is characterized in that the heat-dissipating pipe (12) be it is multiple, it is multiple described Heat-dissipating pipe (12) is positioned apart from along the length direction of the header (11).

7. heat-exchange device according to claim 6, which is characterized in that the fin (20) is multiple, each heat dissipation The fin (20) is at least set on pipe (12), alternatively, being arranged described at least one on the adjacent heat-dissipating pipe (12) Fin (20).

8. heat-exchange device according to claim 2, which is characterized in that the fin (20) is along the heat-dissipating pipe (12) Length direction is extended.

9. heat-exchange device according to claim 2, which is characterized in that the heat-dissipating pipe (12) is flat tube.

10. heat-exchange device according to claim 2, which is characterized in that be provided with commutation group on the header (11) Part, the commutation component includes the cutoff hole (112) being opened on the header (11), and is removable installed in described Closure member in cutoff hole (112), the closure member for changing the header (11) interior refrigerant flow direction.

11. heat-exchange device according to claim 2, which is characterized in that each fin (20) is provided with first and turns over Second flange (22) of side (21) and the second flange (22), each fin (20) is set in parallel to each other, and adjacent two The convection current air duct (30) is formed between second flange (22) of a fin (20).

12. heat-exchange device according to claim 11, which is characterized in that first flange (21) along the afflux The length for managing (11) axial direction is c, 8mm≤c≤20mm.

13. heat-exchange device according to claim 11, which is characterized in that

Second flange (22) with a thickness of a, 0.6mm≤a≤1.5mm, and/or

The first end of second flange (22) to second flange (22) second end distance be b, 25mm≤b≤ 50mm。

14. heat-exchange device according to claim 11, which is characterized in that first flange (21) and the heat-dissipating pipe (12) it welds.

15. heat-exchange device according to claim 2, which is characterized in that the fin (20) is along the heat-dissipating pipe (12) Axial direction length be h, 400mm≤h≤2500mm.

16. a kind of air conditioner, including heat-exchange device, which is characterized in that the heat-exchange device is that claim 1 to 15 is any Heat-exchange device described in.