CN111412691B - Heat exchanger and air conditioner - Google Patents
Heat exchanger and air conditioner Download PDFInfo
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- CN111412691B CN111412691B CN202010177149.2A CN202010177149A CN111412691B CN 111412691 B CN111412691 B CN 111412691B CN 202010177149 A CN202010177149 A CN 202010177149A CN 111412691 B CN111412691 B CN 111412691B
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- 230000005494 condensation Effects 0.000 abstract description 25
- 238000009833 condensation Methods 0.000 abstract description 25
- 239000000428 dust Substances 0.000 abstract description 20
- 238000005057 refrigeration Methods 0.000 abstract description 18
- 238000009825 accumulation Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 7
- 229910052802 copper Inorganic materials 0.000 description 7
- 239000010949 copper Substances 0.000 description 7
- 238000001816 cooling Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 239000011295 pitch Substances 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B39/00—Evaporators; Condensers
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- 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
- F24F13/22—Means for preventing condensation or evacuating condensate
- F24F13/222—Means for preventing condensation or evacuating condensate for evacuating condensate
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- 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
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
- F28F1/24—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F17/00—Removing ice or water from heat-exchange apparatus
- F28F17/005—Means for draining condensates from heat exchangers, e.g. from evaporators
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Thermal Sciences (AREA)
- Geometry (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
Abstract
The invention provides a heat exchanger and an air conditioner, wherein the heat exchanger comprises: the heat exchanger comprises more than two rows of heat exchange units (1), wherein each row of heat exchange units (1) comprises at least one heat exchange tube (11) and a plurality of heat exchange fins (12), and the heat exchange fins (12) are sleeved on the heat exchange tubes (11); and the two rows of heat exchange units (1) can move mutually so that the distance between two adjacent heat exchange fins (12) in one heat exchange unit (1) can be adjusted to be increased or reduced by shielding the heat exchange fins (12) in the other adjacent heat exchange unit. The invention can adjust the space between the heat exchange fins, when the system requires high refrigeration and high heat exchange, the space between the heat exchange fins is adjusted to be minimum or smaller, when the system is easy to condense or accumulate dust, the space between the heat exchange fins is adjusted to be maximum or larger, and simultaneously, the heat exchange capability is ensured and the condensation or the accumulation of dust can be prevented, thereby greatly improving the performance of the heat exchanger and the performance of the air conditioner.
Description
Technical Field
The invention relates to the technical field of evaporative cooling, in particular to a heat exchanger and an air conditioner.
Background
At present, both an evaporator of an inner machine and a condenser of an outer machine are in a structure with fixed plate distances, the smaller the plate distance of the evaporator of the inner machine is, the better the heat exchange effect is, but the condensation problem is serious, the larger the plate distance of the evaporator is, the heat exchange effect is reduced, but the condensation is not easy, no good solution is provided for the problem at present, a heat exchanger with good heat exchange effect and difficult condensation is needed, the smaller the plate distance of the condenser of the outer machine is, the better the heat exchange effect is, but dust is easy to accumulate, the larger the plate distance is, dust is difficult to accumulate, the heat exchange effect is reduced, a heat exchanger with good heat exchange effect and difficult dust accumulation is needed,
patent No. CN109140604A proposes a scheme for improving heat exchange uniformity of a fin-type heat exchanger, where a distance from a center of a heat exchange tube group to a leeward side of the heat exchange fins is D1, a distance from the center of the heat exchange tube group to a windward side of the heat exchange fins is D2, and the following relationships are satisfied between D1 and D2: D1/D2 of which the ratio is more than or equal to 0.5 and less than or equal to 0.76. The patent mainly solves the problem of heat exchange uniformity, and does not improve the problem of condensation;
the patent number CN204176966U provides a tube-fin heat exchanger and an indoor unit of an air conditioner, wherein the tube-fin heat exchanger includes a refrigerant flow path formed by connecting a plurality of heat exchange tubes arranged in parallel, the plurality of heat exchange tubes are U-shaped, and each heat exchange tube is sleeved with a plurality of fins; the distance between two adjacent fins positioned on the same side of the heat exchange tube is equal, and the distance between two adjacent fins positioned on the windward side is smaller than the distance between two adjacent fins positioned on the leeward side.
The heat exchanger in the prior art cannot simultaneously achieve the technical problems of good heat exchange effect, difficulty in condensation or dust accumulation and the like, so that the heat exchanger and the air conditioner are researched and designed.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to overcome the defects that the heat exchanger in the prior art cannot realize good heat exchange effect and is not easy to condense or accumulate dust, thereby providing the heat exchanger and the air conditioner.
In order to solve the above problems, the present invention provides a heat exchanger, comprising:
the heat exchanger comprises more than two rows of heat exchange units, wherein each row of heat exchange units comprises at least one heat exchange tube and a plurality of heat exchange fins, and the heat exchange fins are sleeved on the heat exchange tubes; and the two rows of heat exchange units can move mutually so that the distance between two adjacent heat exchange fins in one heat exchange unit can be adjusted and increased or reduced by shielding the heat exchange fins in the other adjacent heat exchange unit.
Preferably, a plurality of heat exchange fins in more than two rows of heat exchange units are all of a sheet structure and are all arranged in parallel, and the direction of mutual movement between the two rows of heat exchange units is along the direction perpendicular to the planes of the heat exchange fins.
Preferably, more than two rows of the heat exchange units are attached to each other, one of the heat exchange units is located on the side opposite to the windward side, and the other adjacent heat exchange unit is located on the side opposite to the leeward side.
Preferably, the two or more rows of heat exchange units comprise a first heat exchange unit and a second heat exchange unit which are adjacent to each other, wherein the first heat exchange unit is positioned on the side opposite to the windward side, and the second heat exchange unit is positioned on the side opposite to the leeward side.
Preferably, in one heat exchange unit, a plurality of heat exchange fins are arranged at equal intervals; and/or the heat exchange tube comprises a structure formed by splicing a plurality of sections of U-shaped tubes; and/or the heat exchange unit and/or the adjacent other heat exchange unit are driven to move by the driving mechanism.
Preferably, the spaces between all the heat exchange units and between the heat exchange fins in each heat exchange unit are equal.
Preferably, when the heat exchange fin in one of the two adjacent heat exchange units is opposite to the heat exchange fin in the other heat exchange unit, the average distance between the two adjacent heat exchange fins is maximized.
Preferably, when the heat exchange fin in one of the two adjacent heat exchange units is located at the middle of the two adjacent heat exchange fins in the other heat exchange unit, the average distance between the two adjacent heat exchange fins is minimized.
Preferably, when the heat exchange fin of one of the two adjacent heat exchange units is located between the two adjacent heat exchange fins of the other heat exchange unit but not in the middle, the average spacing between the two adjacent heat exchange fins is between the maximum and the minimum.
The invention also provides an air conditioner which comprises the heat exchanger.
The heat exchanger and the air conditioner provided by the invention have the following beneficial effects:
the two rows of heat exchange units can move mutually by arranging more than two rows of heat exchange units, so that the space between the heat exchange fins can be effectively adjusted, when the system needs high refrigeration and high heat exchange, two groups of fins move relatively, the space between the fins is adjusted to be minimum or smaller, when the system is easy to condense, the space between the fins is adjusted to be maximum or larger, condensed water is quickly discharged, and the problem of system condensation is avoided; or when the system is easy to accumulate dust, the distance between the adjusting fins is adjusted to be the largest or larger, the accumulated dust is quickly discharged, the problem of the accumulated dust of the system is avoided, the heat exchange capacity can be ensured, condensation or the accumulated dust can be prevented, the performance of the heat exchanger is greatly improved, and the performance of the air conditioner is improved.
Drawings
FIG. 1 is a schematic overall perspective view of a heat exchanger according to the present invention;
FIG. 2 is a schematic diagram of a heat exchanger according to the present invention at a position where the spacing between heat exchange fins is minimum (the heat exchange fins of two rows of heat exchange units are aligned);
FIG. 3 is a partially enlarged structural view of a portion A in FIG. 2;
FIG. 4 is a schematic diagram of the heat exchanger according to the present invention at a position where the distance between the heat exchange fins is the largest (the heat exchange fins of two rows of heat exchange units are arranged in a staggered manner);
fig. 5 is a partially enlarged structural view of a portion B in fig. 4.
The reference numerals are represented as:
1. a heat exchange unit; 100. a first heat exchange unit; 200. a second heat exchange unit; 11. a heat exchange pipe; 12. and heat exchange fins.
Detailed Description
As shown in fig. 1 to 5, the present invention provides a heat exchanger, which includes:
the heat exchanger comprises more than two rows of heat exchange units 1, wherein each row of heat exchange units 1 comprises at least one heat exchange tube 11 and a plurality of heat exchange fins 12, and the heat exchange fins 12 are sleeved on the heat exchange tubes 11; and the two rows of heat exchange units 1 can move mutually, so that the distance between two adjacent heat exchange fins 12 in one heat exchange unit 1 can be adjusted and increased or reduced by shielding the heat exchange fins 12 in the other adjacent heat exchange unit.
The two rows of heat exchange units can move mutually by arranging more than two rows of heat exchange units, so that the space between the heat exchange fins can be effectively adjusted, when the system needs high refrigeration and high heat exchange, two groups of fins move relatively, the space between the fins is adjusted to be minimum or smaller, when the system is easy to condense, the space between the fins is adjusted to be maximum or larger, condensed water is quickly discharged, and the problem of system condensation is avoided; or when the system is easy to accumulate dust, the distance between the adjusting fins is adjusted to be the largest or larger, the accumulated dust is quickly discharged, the problem of the accumulated dust of the system is avoided, the heat exchange capacity can be ensured, condensation or the accumulated dust can be prevented, the performance of the heat exchanger is greatly improved, and the performance of the air conditioner is improved.
The invention provides a fin type heat exchanger, which relates to heat exchangers of an outdoor unit and an indoor unit of an air conditioner, wherein the fin type heat exchanger comprises a heat exchange tube group and heat exchange fins arranged on the heat exchange tube group in a penetrating manner, and the heat exchange tube group comprises at least one heat exchange tube; the technical scheme of the invention provides an effect of adjusting the fin spacing, when the system needs high refrigeration and high heat exchange requirements, the two groups of fins move relatively, the fin spacing is adjusted to be minimum, when the system is easy to condense, the fin spacing is adjusted to be maximum, condensed water is quickly discharged, and the problem of system condensation is avoided.
The invention provides a heat exchanger assembly which consists of two groups of heat exchangers which are parallel to each other and can move relatively, the heat exchanger assembly can meet the requirements of a refrigeration system under different conditions in a matching manner, when the refrigeration capacity is required to be high, the distance between fins of the heat exchanger is adjusted to be minimum, the heat exchange capacity is strong, when the refrigeration capacity is required to be low, the distance between the fins of the heat exchanger is adjusted to be maximum, and therefore, condensed water on the heat exchanger is easy to discharge under the condition that the refrigeration requirement is met.
When the air conditioner has the high refrigeration demand, through adjusting two sets of heat exchanger intervals for heat exchanger fin interval is minimum, and system's heat transfer ability is strongest, and under the condition that the system lasted low refrigeration and easily produced the condensation, adjust two sets of heat exchanger relative spacing, make heat exchanger fin interval the biggest, make the condensation water easily flow away, avoid air conditioner condensation scheduling problem, improve user experience.
Preferably, the heat exchange fins 12 in more than two rows of the heat exchange units 1 are all sheet-shaped structures and are all arranged in parallel, and the direction of mutual movement between two rows of the heat exchange units 1 is along the direction perpendicular to the planes of the heat exchange fins 12. The preferred structural form of the heat exchange fins and the preferred movement mode of the heat exchange units are shown in fig. 2-5, the direction indicated by the arrow is the movement direction of the heat exchange units, and the direction is the left-right direction when viewed from the figure, and the movement direction of the heat exchange fins of the sheet structure is the up-down direction, so that the movement direction of the heat exchange units is set to be the direction vertical to the planes of the fins, and the space between the heat exchange fins between two heat exchange units and the space between the fins inside each heat exchange unit can be effectively controlled.
Preferably, more than two rows of the heat exchange units 1 are attached to each other, one of the heat exchange units is located on the side opposite to the windward side, and the other adjacent heat exchange unit is located on the side opposite to the leeward side. As shown in fig. 1, the two heat exchange units are disposed in a manner of being attached to each other vertically, but the two heat exchange units are not limited to being disposed vertically, and may be disposed vertically, for example, so that the two heat exchange units are disposed front and back or left and right.
Preferably, more than two rows of the heat exchange units 1 comprise a first heat exchange unit 100 and a second heat exchange unit 200 which are adjacent to each other, wherein the first heat exchange unit 100 is located on the opposite windward side, and the second heat exchange unit 200 is located on the opposite leeward side. This is a preferred structure form of the two heat exchange units of the present invention, that is, as shown in fig. 1, the wind flow direction is from top to bottom, the first heat exchange unit is located above, and the second heat exchange unit is located below.
Preferably, in one heat exchange unit 1, a plurality of heat exchange fins 12 are arranged at equal intervals in each interval; and/or the heat exchange tube 11 comprises a structure formed by splicing a plurality of sections of U-shaped tubes; and/or the heat exchange unit and/or the adjacent other heat exchange unit are driven to move by the driving mechanism. The heat exchange unit is a further preferable structure form of the heat exchange unit, namely the heat exchange fins in one heat exchange unit are uniformly arranged at intervals, so that the heat exchange of the heat exchange unit is uniform, the U-shaped tubes and the structure formed by splicing the plurality of U-shaped tubes can ensure that the heat exchange area is further increased, and the effect of automatically and intelligently driving the heat exchange unit to move is realized through the driving mechanism.
Preferably, the spaces between all the heat exchange units 1 and between the heat exchange fins 12 in each heat exchange unit are equal. This is a further preferred structure form of the present invention, that is, the fin pitches between the heat exchange units are also equal, that is, for example, the pitch between two adjacent heat exchange fins in the first heat exchange unit is d1, the pitch between two adjacent heat exchange fins in the second heat exchange unit is d2, and d1 is d2, so that the heat exchange areas of the plurality of heat exchange units are equal, and the heat exchange uniformity is the same.
Preferably, when the heat exchange fin 12 of one heat exchange unit 1 is opposite to the heat exchange fin 12 of the other heat exchange unit 1, the average distance between the two adjacent heat exchange fins 12 is the largest. This is a further preferred structural form of the present invention, as shown in fig. 2-3, that is, the fins between two heat exchange units are arranged oppositely, so the distance between two fins nearest to each other is relatively largest, and this state is suitable for increasing the fin distance when the condensation or the deposited dust needs to be removed, and can effectively remove the condensation (indoor unit or outdoor unit) or the deposited dust (indoor unit or outdoor unit), and at this time, the heat exchange area is small, but the effective heat exchange area can be effectively increased after the condensation or the deposited dust is removed, so that the heat exchange area can be effectively increased when the fin distance is adjusted to be smaller, and the heat exchange effect can be improved.
Preferably, when the heat exchange fin 12 of one heat exchange unit 1 of two adjacent heat exchange units is located at the middle of two adjacent heat exchange fins 12 of the other heat exchange unit 1, the average distance between the two adjacent heat exchange fins 12 is minimized. This is a further preferred structural form of the present invention, as shown in fig. 4-5, that is, the fins between two heat exchange units are arranged in a staggered manner, so that the distance between two fins that are most adjacent is relatively minimum, and this state is suitable for reducing the fin distance, increasing the density of the fins, effectively increasing the heat exchange area of the fins, improving the heat exchange effect, and improving the cooling capacity or the heating capacity when high cooling capacity or heating capacity is required.
Preferably, when the heat exchange fin 12 of one heat exchange unit 1 is located between two adjacent heat exchange fins 12 of the other heat exchange unit 1 but not in the middle, the average spacing between the two adjacent heat exchange fins 12 is between the maximum and the minimum. The present invention is a further preferred structural form, not shown in the figure, that is, the fins between two heat exchange units are arranged in a staggered manner, but are not located in the middle, so that the distance between two fins which are most adjacent to each other is between the maximum distance and the minimum distance, and this state is suitable for reducing the fin distance and increasing the fin density when high cooling capacity or high heating capacity is required and condensation or dust accumulation needs to be removed at the same time, so as to effectively increase the heat exchange area of the fins, improve the heat exchange effect, and improve the cooling capacity or the heating capacity.
The specific functional structure of the embodiment of the invention comprises: two sets of heat exchangers that are parallel to each other, drive arrangement, can relative movement between two sets of heat exchangers that are parallel to each other, refrigerating system moves, adjust heat exchanger relative spacing according to the refrigerating output demand, when the refrigeration demand is big, adjust one of them set of heat exchanger through drive arrangement, make the fin relative spacing of two sets of heat exchangers minimum, the heat transfer ability of system this moment is strongest, after operation a period, easily produce condensation water on the heat exchanger, through controlling one of them set of heat exchanger this moment, make the fin relative spacing of two sets of heat exchangers the biggest, make condensation water can smoothly discharge, after condensation water discharges, the state before the system resumes continues the operation, when the refrigeration demand is hour, this moment through controlling one of them set of heat exchanger, make the fin relative spacing of two sets of heat exchangers between biggest and minimum.
The assembly of the fins and the copper pipe is that the copper pipe is firstly penetrated with the fins and then expanded, and no relative movement exists between the fins and the copper pipe; the fins and the copper pipes of the fixed row of heat exchangers can be regarded as a whole, and the driving mechanism only drives the relative motion of the two rows of heat exchangers; the chassis of the air conditioner outdoor unit plays a bearing role on a driving mechanism, a heat exchanger and the like, the driving mechanism is responsible for driving one row or a plurality of rows of heat exchangers to move, and the movement is limited to the direction parallel to the plane of the heat exchangers; the specific structure of the driving mechanism is not limited, any mechanism which can be fixed on the chassis and drive the heat exchanger to move relatively can be adopted, and the proposal only provides a scheme which can adjust the variable fin spacing and reasonably prevent condensation and dust accumulation.
As shown in fig. 1, the first heat exchange unit 100 (upper) and the second heat exchange unit 200 (lower) are arranged in parallel, two sets of heat exchanger fins are in contact in the initial state of alignment, the copper pipe (heat exchange pipe 11) penetrates through the heat exchange fins 12, the copper pipe and the fins are in interference fit after pipe expansion, when one row of heat exchangers move, the copper pipe and the fins move as a whole, so that the first heat exchange unit 100 and the second heat exchange unit 200 are in relative displacement, the fins are arranged in a staggered manner, and the distance is reduced.
The first row of heat exchange units and the second row of heat exchange units are parallel and aligned in the state before adjustment, and the two rows of heat exchangers are arranged in a staggered mode after adjustment, namely, the fin pitches of the two rows of heat exchange units are in a dynamic change state and change along with the change of relative displacement, so that the heat exchanger can better adapt to various operation modes of a unit.
Alternative embodiment 1: the heat exchange units are provided with slide rails, several rows of heat exchange units can move relatively, the driving mechanism can adopt a gear and rack mechanism, a motor drives a driving gear, a gear pushes a rack, and the rack is connected to a group of evaporators, so that the relative motion of the evaporators is realized.
Alternative embodiment 2: the direction of the integral movement of the heat exchanger is changed, and the direction comprises that 1 row of evaporators is fixed in position, the other row of evaporators is changed in position, and both rows of evaporators can move relatively;
the invention also provides an air conditioner which comprises the heat exchanger.
The invention provides a heat exchanger assembly which consists of two groups of heat exchangers which are parallel to each other and can move relatively, the heat exchanger assembly can meet the requirements of a refrigeration system under different conditions in a matching manner, when the refrigeration capacity is required to be high, the distance between fins of the heat exchanger is adjusted to be minimum, the heat exchange capacity is strong, when the refrigeration capacity is required to be low, the distance between the fins of the heat exchanger is adjusted to be maximum, and therefore, condensed water on the heat exchanger is easy to discharge under the condition that the refrigeration requirement is met.
When the air conditioner has the high refrigeration demand, through adjusting two sets of heat exchanger intervals for heat exchanger fin interval is minimum, and system's heat transfer ability is strongest, and under the condition that the system lasted low refrigeration and easily produced the condensation, adjust two sets of heat exchanger relative spacing, make heat exchanger fin interval the biggest, make the condensation water easily flow away, avoid air conditioner condensation scheduling problem, improve user experience.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention. The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (8)
1. A heat exchanger, characterized by: the method comprises the following steps:
the heat exchanger comprises more than two rows of heat exchange units (1), wherein each row of heat exchange units (1) comprises at least one heat exchange tube (11) and a plurality of heat exchange fins (12), and the heat exchange fins (12) are sleeved on the heat exchange tubes (11); the two rows of heat exchange units (1) can move mutually, so that the distance between two adjacent heat exchange fins (12) in one heat exchange unit (1) can be adjusted to be increased or reduced by shielding the heat exchange fin (12) in the other adjacent heat exchange unit;
more than two rows of heat exchange units (1) are arranged in a fitting manner, wherein one heat exchange unit is positioned on the side opposite to the windward side, and the other adjacent heat exchange unit is positioned on the side opposite to the leeward side;
the heat exchange units (1) comprise a first heat exchange unit (100) and a second heat exchange unit (200) which are adjacent, wherein the first heat exchange unit (100) is positioned on the side opposite to the windward side, and the second heat exchange unit (200) is positioned on the side opposite to the leeward side.
2. The heat exchanger of claim 1, wherein:
the heat exchange units (1) are characterized in that the heat exchange fins (12) in the heat exchange units (1) in more than two rows are all of sheet structures and are arranged in parallel, and the direction of mutual movement between the heat exchange units (1) in the two rows is along the direction perpendicular to the planes of the heat exchange fins (12).
3. The heat exchanger according to any one of claims 1-2, wherein:
in one heat exchange unit (1), a plurality of heat exchange fins (12) are arranged at equal intervals in intervals; and/or the heat exchange tube (11) comprises a structure formed by splicing a plurality of sections of U-shaped tubes; and/or the heat exchange unit and/or the adjacent other heat exchange unit are driven to move by the driving mechanism.
4. The heat exchanger of claim 3, wherein:
the spaces among all the heat exchange units (1) and among the heat exchange fins (12) in each heat exchange unit are equal.
5. The heat exchanger of claim 3, wherein:
when the heat exchange fin (12) in one heat exchange unit (1) of the two adjacent heat exchange units is opposite to the heat exchange fin (12) in the other heat exchange unit (1), the average distance between the two adjacent heat exchange fins (12) is the largest.
6. The heat exchanger of claim 4, wherein:
when the heat exchange fin (12) in one heat exchange unit (1) of the two adjacent heat exchange units is positioned in the middle of the two adjacent heat exchange fins (12) in the other heat exchange unit (1), the average distance between the two adjacent heat exchange fins (12) is the minimum.
7. The heat exchanger of claim 4, wherein:
when the heat exchange fin (12) in one heat exchange unit (1) of the two adjacent heat exchange units is positioned between the two adjacent heat exchange fins (12) in the other heat exchange unit (1) but not in the middle, the average distance between the two adjacent heat exchange fins (12) is positioned between the maximum and the minimum.
8. An air conditioner, characterized in that: comprising a heat exchanger according to any one of claims 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010177149.2A CN111412691B (en) | 2020-03-13 | 2020-03-13 | Heat exchanger and air conditioner |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010177149.2A CN111412691B (en) | 2020-03-13 | 2020-03-13 | Heat exchanger and air conditioner |
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| CN111412691A CN111412691A (en) | 2020-07-14 |
| CN111412691B true CN111412691B (en) | 2021-09-07 |
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| CN202010177149.2A Active CN111412691B (en) | 2020-03-13 | 2020-03-13 | Heat exchanger and air conditioner |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113188214B (en) * | 2021-07-02 | 2021-09-14 | 南通宝雪冷冻设备有限公司 | Air cooler adopting metal capillary tube heat exchanger |
| CN113932642A (en) * | 2021-10-20 | 2022-01-14 | 珠海格力电器股份有限公司 | Fin structure, heat exchanger and air conditioner |
| CN114484847A (en) * | 2021-12-06 | 2022-05-13 | 珠海格力电器股份有限公司 | Heat exchanger with adjustable fin spacing and air conditioner |
| CN114294710A (en) * | 2021-12-27 | 2022-04-08 | 珠海格力电器股份有限公司 | Fin type heat exchanger, fan coil and control method thereof |
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