CN109579594A - Heat exchanger core body and air conditioner with it - Google Patents
Heat exchanger core body and air conditioner with it Download PDFInfo
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- CN109579594A CN109579594A CN201710912412.6A CN201710912412A CN109579594A CN 109579594 A CN109579594 A CN 109579594A CN 201710912412 A CN201710912412 A CN 201710912412A CN 109579594 A CN109579594 A CN 109579594A
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- heat exchanger
- fin
- core body
- exchanger tube
- exchanger core
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- 230000008901 benefit Effects 0.000 abstract description 8
- 238000010586 diagram Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000004049 embossing Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/42—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being both outside and inside the tubular element
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Geometry (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The present invention relates to a kind of heat exchanger core body and with its air conditioner, the heat exchanger core body includes: fin, and the fin includes multiple fin units of the longitudinal arrangement along the fin；Multiple heat exchanger tubes, each heat exchanger tube have width and thickness, and multiple heat exchanger tubes are interspersed on the fin and are located in multiple fin units；The fin unit and the heat exchanger tube being interspersed on the fin unit constitute heat exchange unit, wherein the cross-sectional area of the heat exchanger tube is 0.03-0.3 with the area ratio of the corresponding heat exchange unit.Heat exchanger core body according to an embodiment of the present invention has many advantages, such as that heat exchange property is good.
Description
Technical field
The present invention relates to technical field of heat exchange, in particular to a kind of heat exchanger core body and have the heat exchanger core
The air conditioner of body.
Background technique
Round tube finned heat exchanger in the related technology, since the caliber of its heat exchanger tube is larger, windage is larger, is changing in this way
The leeward side region at heat pipe rear portion, is easy to appear the situation of heat exchange efficiency deficiency, influences the overall heat exchange performance of heat exchanger.
Summary of the invention
The present invention is directed at least solve one of technical problem present in background technique.For this purpose, the present invention proposes that one kind is changed
Hot device core, the heat exchanger core body have many advantages, such as that heat exchange property is good.
The present invention also proposes a kind of air conditioner with the heat exchanger core body.
It is proposed that a kind of heat exchanger core body, the heat exchanger core body include: wing according to the embodiment of the first aspect of the invention
Piece, the fin include multiple fin units of the longitudinal arrangement along the fin；Multiple heat exchanger tubes, each heat exchanger tube tool
There is width and thickness, multiple heat exchanger tubes are interspersed on the fin and are located in multiple fin units；The fin
Unit and the heat exchanger tube being interspersed on the fin unit constitute heat exchange unit, wherein the cross-sectional area of the heat exchanger tube with
The area ratio of the corresponding heat exchange unit is 0.03-0.3.
Heat exchanger core body according to an embodiment of the present invention has many advantages, such as that heat exchange property is good.
Some specific embodiments according to the present invention, each heat exchange unit the fin it is longitudinal having a size of
A, the transverse width of the fin are c, and the width of each heat exchanger tube is e, each heat exchanger tube with a thickness of d, it is above-mentioned
Parameter meets relational expression: 0.03≤(d*e)/(a*c)≤0.3.
Some specific embodiments according to the present invention, each heat exchanger tube include being in turn connected into closed-loop shaped along its circumferential direction
The first flat segments, the first ellipse arc section, the second flat segments and the second ellipse arc section, first flat segments and described
Two flat segments are arranged along the thickness direction interval of the heat exchanger tube, the first ellipse arc section and the second ellipse arc section
It is arranged along the width direction interval of the heat exchanger tube.
The thickness d of some specific examples according to the present invention, the heat exchanger tube is less than or equal to each heat exchange unit
2/5ths of the longitudinal size a of the fin.
The ratio between transverse width c of some specific examples according to the present invention, the width e of the heat exchanger tube and the fin is big
In or be equal to 0.25 and be less than or equal to 0.75.
Some specific examples according to the present invention, the width e of the heat exchanger tube and the heat exchange unit are in the fin
The ratio between longitudinal size a is greater than or equal to 0.3 and is less than or equal to 0.6.
Some specific examples according to the present invention, the heat exchanger tube are weldingly connected to the fin.
Some specific embodiments according to the present invention, the distance at the both ends of the heat exchanger tube to the fin respective side is not
Deng.
Further, the range difference m of the both ends of each heat exchanger tube and the fin respective side and the fin
The ratio between transverse width c is greater than or equal to 0.06 and is less than or equal to 0.5.
Some specific embodiments according to the present invention, the fin are at least two groups, and two adjacent groups fin is along the fin
Width direction arrangement, the correspondence heat exchange unit on adjacent sets fin is staggered on the longitudinal direction of the fin.
Further, one area in the correspondence heat exchange unit on the adjacent sets fin is S1, the adjacent sets
The area of one in correspondence heat exchange unit on fin is S2, and the correspondence heat exchange unit on fin described in adjacent sets is in the wing
The sum of area of longitudinal lap of piece is S, and S, S1, S2 meet relational expression: 0.25≤S/ (S1+S2)≤0.75.
Some specific embodiments according to the present invention, between the width direction of the heat exchanger tube and the transverse direction of the fin
Angle theta is greater than or equal to 0 ° and is less than or equal to 45 °.
Further, the angle theta between the width direction of the heat exchanger tube and the transverse direction of the fin meets relational expression:
0.02≤(d*e*cosθ)/(a*c)≤0.3。
Embodiment according to the second aspect of the invention proposes a kind of air conditioner, and the air conditioner includes heat exchanger, described
Heat exchanger includes two headers for being spaced apart preset distance, and the heat exchanger core body being located between two headers is described to change
Hot device core is the heat exchanger core body according to the embodiment of the first aspect of the present invention, each of on the heat exchanger core body
The both ends of heat exchanger tube are connected to described two headers respectively.
Air conditioner according to an embodiment of the present invention, by being changed using according to an embodiment of the first aspect of the invention
Hot device core has many advantages, such as that heat exchange property is good.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 is the structural schematic diagram of heat exchanger core body according to an embodiment of the present invention.
Fig. 2 is the curve graph of aspect ratio and heat exchange property in heat exchanger.
Fig. 3 is the performance comparison figure of heat exchanger according to an embodiment of the present invention Yu heat exchanger in the prior art.
Fig. 4 is the structural schematic diagram of the heat exchanger core body of the first alternative embodiment according to the present invention.
Fig. 5 is the structural schematic diagram of the heat exchanger core body of the second alternative embodiment according to the present invention.
Fig. 6 is the structural schematic diagram of the heat exchanger core body of third alternative embodiment according to the present invention.
Appended drawing reference:
Heat exchanger core body 10,
Fin 100,
Heat exchanger tube 200, long axis X, short axle Z, the first flat segments 210, the first ellipse arc section 220, the second flat segments
230, the second ellipse arc section 240,
Heat exchange unit 300.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
"upper", "lower", etc. instructions orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, be merely for convenience of retouching
It states the present invention and simplifies description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific
Orientation construction and operation, therefore be not considered as limiting the invention.In the description of the present invention, unless otherwise indicated,
The meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Below with reference to the accompanying drawings heat exchanger core body 10 according to an embodiment of the present invention is described.
As shown in figs 1 to 6, heat exchanger core body 10 according to an embodiment of the present invention includes fin 100 and multiple heat exchanger tubes
200。
Fin 100 includes the multiple fin units arranged along the longitudinal direction (as shown in the arrow M in attached drawing) of fin 100, wing
Blade unit and the heat exchanger tube 200 being interspersed on fin unit constitute heat exchange unit 300.Each heat exchanger tube 200 have width and
Thickness, the thickness refer to that the integral thickness of heat exchanger tube 200, such as the cross section of each heat exchanger tube 200 have orthogonal length
The length of axis X and short axle Z, long axis X are greater than the length of short axle Z.Multiple heat exchanger tubes 200 are interspersed on fin 100 and are located at
In multiple fin units, for example, having a heat exchanger tube 200 in a heat exchange unit 300, which is located at the heat exchange
At the center of unit 300.
Wherein, the cross-sectional area of heat exchanger tube 200 is 0.03-0.3 with the area ratio of corresponding heat exchange unit 300.Wherein, it changes
The cross-sectional area of heat pipe 200 refers to, in the cross section of heat exchanger tube 200, the face for the shape that the outer profile of heat exchanger tube 200 surrounds
Product.
Further, for each heat exchange unit 300 in the longitudinal having a size of a of fin 100, the transverse direction of fin 100 is (such as attached
Shown in arrow N in figure) width be c, i.e., size of the heat exchange unit 300 in the transverse direction of fin 100 be c, each heat exchanger tube 200
Width be e, i.e., the length of the long axis X of each heat exchanger tube 200 is e, each heat exchanger tube 200 with a thickness of d, i.e., each heat exchanger tube
The length of 200 short axle Z is d, and above-mentioned parameter meets relational expression: 0.03≤(d*e)/(a*c)≤0.3.
In heat exchange unit 300, the junction of heat exchanger tube 200 and fin 100 carries out the heat exchange of medium side, in fin 100
Other regions then carry out the heat exchange of air side.For the heat exchange efficiency for improving medium side, it is tubular that heat exchanger tube 200 is designed as class ellipse
Shape.
Heat exchanger tube 200 is believed that heat source, area shared by the cross section of heat exchanger tube 200 are heat source in heat exchange unit 300
Area, heat source occupied area is bigger, and the heat exchange of medium side can be reinforced, but will affect the heat exchange of air side simultaneously；Face shared by heat source
Product is too small, while medium side heat exchange area is reduced, since the temperature of fin 100 is by heat source distribution gradient outward, causes
Although 100 region area of fin of air side increases but cannot efficiently use, therefore the cross-sectional area of heat exchanger tube 200 is exchanging heat
A suitable range should be occupied in unit 300, the heat exchange efficiency of medium side and air side could be improved simultaneously, changed to improve
The heat exchange property of hot device.
Heat exchanger core body 10 according to an embodiment of the present invention is combined using the heat exchanger tube 200 of class elliptical tube to each parameter
Interaction design, the i.e. cross-sectional area of heat exchanger tube 200 are 0.03-0.3 with the area ratio of corresponding heat exchange unit 300, so as to
Making the heat exchange efficiency of medium side and air side can be improved, and while medium side has enough heat exchange areas, fin 100 exists
The heat exchange area of air side is also effectively utilized.
Also, 0.03≤(d*e)/(a*c)≤0.3 is further limited, inventor has found that parameter d is too big or a
It is too small, all windage can be made bigger than normal；Parameter e and c affect the factors such as ability and the cost of heat exchanger, and pass through this hair of verification experimental verification
The influence of the technical effect of bright above-described embodiment, the combination ratio heat exchanging device performance of four parameters is as shown in Figures 2 and 3,
From figure 2 it can be seen that the exchange capability of heat of the heat exchanger core body 10 of the embodiment of the present invention can be optimal, and can from Fig. 3
To find out, the heat exchanger core body 10 of the embodiment of the present invention is superior to the prior art in terms of thermal contact resistance, windage and heat transfer property
In circular pipe type heat exchanger.
Therefore, heat exchanger core body 10 according to an embodiment of the present invention has many advantages, such as that heat exchange property is good.
Below with reference to the accompanying drawings the heat exchanger core body 10 of specific embodiment according to the present invention is described.
As shown in figs 1 to 6, heat exchanger core body 10 according to an embodiment of the present invention includes fin 100 and multiple heat exchanger tubes
200。
Specifically, as shown in Figure 1, each heat exchanger tube 200 along its circumferential direction includes be in turn connected into closed-loop shaped first flat
Straight section 210, the first ellipse arc section 220, the second flat segments 230 and the second ellipse arc section 240.First flat segments 210 and
Two flat segments 230 are arranged along the thickness direction interval of heat exchanger tube 200, the first ellipse arc section 220 and the second ellipse arc section 240
It is arranged along the width direction interval of heat exchanger tube 200.That is the short axle of the first flat segments 210 and the second flat segments 230 along heat exchanger tube 200
The length direction interval of Z is arranged, the long axis X of the first ellipse arc section 220 and the second ellipse arc section 240 along heat exchanger tube 200
The setting of length direction interval.That is, the cross section of heat exchanger tube 200 generally track type, it is possible thereby to improve medium side
Heat exchange efficiency.
Optionally, fin 100 can for flat fin, corrugated fin, crack or louvered fin, can have various shape thereon
The structures such as embossing.
Wherein, each heat exchanger tube 200 is weldingly connected with fin 100, such as soldering is connected.
Circular pipe type heat exchanger in the related technology, heat exchanger tube and fin are by tube expanding joint, connecing between heat exchanger tube and fin
Touching thermal resistance is big, and practical heat exchange area is limited.The present invention increases wing by will be welded to connect between heat exchanger tube 200 and fin 100
The effective heat exchange area of piece 100, to improve heat transfer effect.
In some specific examples of the invention, the ratio between the width e of heat exchanger tube 200 and the transverse width c of fin 100 are greater than
Or be equal to 0.25 and be less than or equal to 0.75, also, in some specific examples of the invention, the length of the short axle Z of heat exchanger tube 200
Degree d meets relational expression: d≤2a/5.
When air stream is exchanged heat by the surface of fin 100, it is necessary to around the installation region of heat exchanger tube 200, such as
Fruit heat exchanger tube 200 stops area excessive in the direction of the air flow, and it is excessive that it will cause windages, and has the leeward side of heat exchanger tube 200
Biggish area loss.The present invention is less than each heat exchange unit 300 in wing by limiting the length d of the short axle Z of heat exchanger tube 200
On the one hand longitudinal 2/5 having a size of a of piece 100, i.e. d≤2a/5 can eliminate the influence to medium side heat exchange, on the other hand
It can guarantee the intensity of heat exchanger tube 200, thus control makes windage and heat exchange efficiency in a reasonable range between parameter a and d
Reach effective balance.
In some embodiments of the invention, the ratio between transverse width c of the width e of heat exchanger tube 200 and fin 100 is big
In or be equal to 0.25 and be less than or equal to 0.75, i.e. the transverse width c of the length e of the long axis X of heat exchanger tube 200 and fin 100 is full
Sufficient relational expression: 0.25≤e/c≤0.75.
When using heat exchanger core body 10 heat exchanger as evaporator or heat pump in use, what is generated on fin 100 is cold
Condensate can accumulate in the surface of heat exchanger tube 200, to influence to exchange heat, and parameter e and c, be determine the exchange capability of heat of heat exchanger with
And the major parameter of fin drainage speed, injection water retaining in reservoir etc., the present invention is by limiting 0.25≤e/c≤0.75, so as to synthesis
Consider the exchange capability of heat of heat exchanger and the drainage speed of fin 100, is optimal the two.
In some specific examples of the invention, the width e of heat exchanger tube 200 and heat exchange unit 300 are in the longitudinal direction of fin 100
On the ratio between size a be greater than or equal to 0.3 and be less than or equal to 0.6, i.e. the length e and heat exchange unit of the long axis X of heat exchanger tube 200
300 meet relational expression: 0.3≤e/a≤0.6 in the longitudinal size a of fin 100.
Parameter a and e determine the factors such as the material cost of heat exchanger, heat flow density, need in the design of heat exchanger comprehensive
The Unit Weight and unit heat exchange amount for considering heat exchanger are closed, under certain intensity requirement, parameter e is often determined heat exchanger tube 200
The weight of heat exchanger tube 200, parameter a then influence the heat flow density of heat exchanger, have reacted heat exchanger tube 200 and fin in heat exchanger
100 ratio situation, also the cost of heat exchanging device entirety has an impact.The present invention can make to change by limiting 0.3≤e/a≤0.6
The economy and heat exchange property of hot device are optimal.
In some specific examples of the invention, as shown in figure 4, the both ends of heat exchanger tube 200 are to 100 respective side of fin
Distance differs, for example, each heat exchanger tube 200 long axis X midpoint relative to fin 100 longitudinal center axis to leeward lateral deviation
It moves.It is possible thereby to reduce 100 region of fin of 200 leeward side of heat exchanger tube, since the region is in 200 leeward side of heat exchanger tube, air
It will form trailing vortex in the region, exchange capability of heat is poor, by reducing the area in the region, to be conducive to the promotion of exchange capability of heat.
Further, the both ends of heat exchanger tube 200 are to the range difference m of 100 respective side of fin and the transverse width of fin 100
The ratio between c is greater than or equal to 0.06 and less than or equal to 0.5, i.e., the intersection point of the long axis X and short axle Z of heat exchanger tube 200 are relative to fin
The offset distance of 100 longitudinal center axis is m/2, and the transverse width c of m and fin 100 meets relational expression: 0.03≤m/2c≤
0.25.It is possible thereby to guarantee the heat exchange efficiency of fin 100 at a distance from guaranteeing that side region fin 100 is between heat exchanger tube 200 windward.
In some embodiments of the invention, as shown in figure 5, fin 100 is at least two groups, the fin in every group
100 along fin 100 thickness direction arrange, two adjacent groups fin 100 along fin 100 width direction arrange, that is, formed multiple rows of
Structure.Correspondence heat exchange unit 300 on adjacent sets fin 100 is staggered on the longitudinal direction of fin 100.It is possible thereby to promote heat exchanger
The exchange capability of heat of core 10, and the correspondence heat exchange unit 300 on adjacent sets fin 100 is staggered on the longitudinal direction of fin 100, from
And the heat exchanger tube 200 in the correspondence heat exchange unit 300 on adjacent sets fin 100 is made to be staggered on the longitudinal direction of fin 100, thus may be used
Keep out the wind to avoid front-seat heat exchanger tube 200, influence the heat exchange amount of heel row, so can guarantee be located at leeward side row fin 100 and
The heat transfer effect of heat exchanger tube 200.
Further, one area in the correspondence heat exchange unit 300 on the adjacent sets fin 100 is S1 (such as Fig. 5
The heat exchange unit 300 in middle left side), one area in correspondence heat exchange unit 300 on the adjacent sets fin 100 is S2
The heat exchange unit 300 of right side (in such as Fig. 5), the correspondence heat exchange unit 300 on adjacent sets fin 100 is on the longitudinal direction of fin 100
The sum of the area of lap be S, i.e. thick line outlines the sum of area of part in Fig. 5, and S, S1, S2 meet relational expression: 0.25
≤ S/ (S1+S2)≤0.75, can be such that the comprehensive performance of the heat exchanger core body with multiple rows of structure 10 is optimal in this way.
In some embodiments of the invention, as shown in fig. 6, the cross of the width direction of heat exchanger tube 200 and fin 100
Angle theta between is greater than or equal to 0 ° and is less than or equal to 45 °, i.e. the transverse direction of the long axis X and fin 100 of heat exchanger tube 200
Between angle be θ, 0 °≤θ≤45 °.Under certain application scenarios, air-flow direction and 200 out of plumb of heat exchanger tube pass through tune
Angle, θ is saved, can reduce windage.It will be understood that heat exchange unit 300 is a parallelogram when θ is not equal to 0 °, and
Parameter a is the height of the parallelogram.
Further, the folder between the width direction (the long axis X of heat exchanger tube 200) and the transverse direction of fin 100 of heat exchanger tube 200
Angle is that θ meets relational expression: 0.02≤(d*e*cos θ)/(a*c)≤0.3.It can make the comprehensive performance of heat exchanger core body 10 in this way
It is optimal.
Air conditioner according to an embodiment of the present invention is described below.
Air conditioner according to an embodiment of the present invention includes heat exchanger, and the heat exchanger includes two for being spaced apart preset distance
Header, and the heat exchanger core body being located between two headers, the heat exchanger core body are according to the above embodiment of the present invention
Heat exchanger core body 10, the both ends of each heat exchanger tube on the heat exchanger core body are connected to described two headers respectively.
Heat exchanger according to an embodiment of the present invention, by utilizing heat exchanger core body 10 according to the above embodiment of the present invention,
Have many advantages, such as that heat exchange property is good.
Other of heat exchanger according to an embodiment of the present invention are constituted and are operated for those of ordinary skills
All be it is known, be not detailed herein.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are included at least one embodiment or example of the invention.In the present specification, to above-mentioned term
Schematic representation may not refer to the same embodiment or example.Moreover, specific features, structure, material or the spy of description
Point can be combined in any suitable manner in any one or more of the embodiments or examples.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: not
A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where being detached from the principle of the present invention and objective, this
The range of invention is defined by the claims and their equivalents.
Claims (14)
1. a kind of heat exchanger core body characterized by comprising
Fin, the fin include multiple fin units of the longitudinal arrangement along the fin；
Multiple heat exchanger tubes, each heat exchanger tube have width and thickness, multiple heat exchanger tubes be interspersed on the fin and
It is located in multiple fin units；
The fin unit and the heat exchanger tube being interspersed on the fin unit constitute heat exchange unit,
Wherein, the cross-sectional area of the heat exchanger tube is 0.03-0.3 with the area ratio of the corresponding heat exchange unit.
2. heat exchanger core body according to claim 1, which is characterized in that each heat exchange unit is in the vertical of the fin
Upward size is a, and the transverse width of the fin is c, and the width of each heat exchanger tube is e, each heat exchanger tube
With a thickness of d, above-mentioned parameter meets relational expression: 0.03≤(d*e)/(a*c)≤0.3.
3. heat exchanger core body according to claim 1, which is characterized in that each heat exchanger tube includes successively along its circumferential direction
The first flat segments, the first ellipse arc section, the second flat segments and the second ellipse arc section of closed-loop shaped are connected into, described first is flat
Straight section and second flat segments are arranged along the thickness direction interval of the heat exchanger tube, the first ellipse arc section and described the
Two ellipse arc sections are arranged along the width direction interval of the heat exchanger tube.
4. heat exchanger core body according to claim 1, which is characterized in that the thickness d of the heat exchanger tube is less than or equal to every
A heat exchange unit the fin longitudinal size a 2/5ths.
5. heat exchanger core body according to claim 1, which is characterized in that the width e of the heat exchanger tube and the fin
The ratio between transverse width c is greater than or equal to 0.25 and is less than or equal to 0.75.
6. heat exchanger core body according to claim 1, which is characterized in that the width e of the heat exchanger tube and the heat exchange are single
Member is greater than or equal to 0.3 in the ratio between longitudinal size a of the fin and is less than or equal to 0.6.
7. heat exchanger core body according to claim 1, which is characterized in that each heat exchanger tube welds phase with the fin
Even.
8. heat exchanger core body described in any one of -7 according to claim 1, which is characterized in that the both ends of the heat exchanger tube to institute
The distance for stating fin respective side differs.
9. heat exchanger core body according to claim 8, which is characterized in that the both ends of the heat exchanger tube are corresponding to the fin
The ratio between range difference m and the transverse width c of the fin of side are greater than or equal to 0.06 and are less than or equal to 0.5.
10. heat exchanger core body described in any one of -7 according to claim 1, which is characterized in that the fin is at least two groups,
Two adjacent groups fin is arranged along the width direction of the fin, and the correspondence heat exchange unit on adjacent sets fin is in the vertical of the fin
It is staggered upwards.
11. heat exchanger core body according to claim 10, which is characterized in that the corresponding heat exchange on the adjacent sets fin is single
One area in member is S1, and one area in correspondence heat exchange unit on the adjacent sets fin is S2, adjacent sets
Correspondence heat exchange unit on the fin is S in the sum of area of longitudinal lap of the fin, and S, S1, S2 meet
Relational expression:
0.25≤S/(S1+S2)≤0.75。
12. heat exchanger core body described in any one of -7 according to claim 1, which is characterized in that the width side of the heat exchanger tube
It is greater than or equal to 0 ° to the angle theta between the transverse direction of the fin and is less than or equal to 45 °.
13. heat exchanger core body according to claim 12, which is characterized in that the width direction of the heat exchanger tube and the wing
Angle theta between the transverse direction of piece meets relational expression:
0.02≤(d*e*cosθ)/(a*c)≤0.3。
14. a kind of air conditioner, which is characterized in that including heat exchanger, the heat exchanger includes two collection for being spaced apart preset distance
Flow tube, and the heat exchanger core body being located between two headers, the heat exchanger core body are according to any in claim 1-11
Heat exchanger core body described in, the both ends of each heat exchanger tube on the heat exchanger core body connect with described two headers respectively
It is logical.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710912412.6A CN109579594A (en) | 2017-09-29 | 2017-09-29 | Heat exchanger core body and air conditioner with it |
| PCT/CN2018/103995 WO2019062492A1 (en) | 2017-09-29 | 2018-09-04 | Heat exchange core and air conditioner comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710912412.6A CN109579594A (en) | 2017-09-29 | 2017-09-29 | Heat exchanger core body and air conditioner with it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109579594A true CN109579594A (en) | 2019-04-05 |
Family
ID=65919216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710912412.6A Pending CN109579594A (en) | 2017-09-29 | 2017-09-29 | Heat exchanger core body and air conditioner with it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109579594A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112283794A (en) * | 2020-10-28 | 2021-01-29 | 青岛海信日立空调系统有限公司 | Indoor air conditioner and fin production method |
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| JP2002206890A (en) * | 2001-01-11 | 2002-07-26 | Mitsubishi Electric Corp | Heat exchanger, and freezing air-conditioning cycle device using it |
| CN201093911Y (en) * | 2007-09-07 | 2008-07-30 | 苏州三星电子有限公司 | Fin heat exchanger for air conditioner |
| CN202630766U (en) * | 2012-05-11 | 2012-12-26 | 浙江盾安人工环境股份有限公司 | Novel flat pipe applied to micro-channel heat exchanger |
| CN103946662A (en) * | 2011-11-09 | 2014-07-23 | 株式会社Uacj | Serpentine heat exchanger for air conditioner |
| CN207280281U (en) * | 2017-09-29 | 2018-04-27 | 杭州三花微通道换热器有限公司 | Heat exchanger core body and there is its air conditioner |
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| JPH0525173U (en) * | 1991-09-11 | 1993-04-02 | 三菱重工業株式会社 | Air heat exchanger |
| JP2002206890A (en) * | 2001-01-11 | 2002-07-26 | Mitsubishi Electric Corp | Heat exchanger, and freezing air-conditioning cycle device using it |
| CN201093911Y (en) * | 2007-09-07 | 2008-07-30 | 苏州三星电子有限公司 | Fin heat exchanger for air conditioner |
| CN103946662A (en) * | 2011-11-09 | 2014-07-23 | 株式会社Uacj | Serpentine heat exchanger for air conditioner |
| CN202630766U (en) * | 2012-05-11 | 2012-12-26 | 浙江盾安人工环境股份有限公司 | Novel flat pipe applied to micro-channel heat exchanger |
| CN207280281U (en) * | 2017-09-29 | 2018-04-27 | 杭州三花微通道换热器有限公司 | Heat exchanger core body and there is its air conditioner |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112283794A (en) * | 2020-10-28 | 2021-01-29 | 青岛海信日立空调系统有限公司 | Indoor air conditioner and fin production method |
| CN112283794B (en) * | 2020-10-28 | 2023-12-12 | 青岛海信日立空调系统有限公司 | Indoor air conditioner and fin production method |
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