CN106247480B - Air conditioner outdoor unit and air conditioner - Google Patents
Air conditioner outdoor unit and air conditioner Download PDFInfo
- Publication number
- CN106247480B CN106247480B CN201610620450.XA CN201610620450A CN106247480B CN 106247480 B CN106247480 B CN 106247480B CN 201610620450 A CN201610620450 A CN 201610620450A CN 106247480 B CN106247480 B CN 106247480B
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- CN
- China
- Prior art keywords
- connecting shaft
- outdoor unit
- heat exchanger
- water
- air conditioner
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/14—Heat exchangers specially adapted for separate outdoor units
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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
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/42—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger characterised by the use of the condensate, e.g. for enhanced cooling
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G3/00—Rotary appliances
- F28G3/04—Rotary appliances having brushes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2221/00—Details or features not otherwise provided for
- F24F2221/22—Cleaning ducts or apparatus
- F24F2221/225—Cleaning ducts or apparatus using a liquid
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
Abstract
The invention discloses an air conditioner outdoor unit and an air conditioner. This air condensing units includes heat exchanger (1) and the cleaning device who corresponds heat exchanger (1) setting, cleaning device includes roll portion and the vertical connecting axle (2) of connecting between two roll portions that set up relatively, be provided with a plurality of brush hairs (3) on the outer peripheral face of connecting axle (2), roll portion along the horizontal direction rotary motion of heat exchanger (1), connecting axle (2) are including along axially extended diversion hole (4), connecting axle (2) are along radially being provided with apopore (5), apopore (5) are towards the heat transfer surface of heat exchanger (1), diversion hole (4) one end and the comdenstion water exit linkage of connecting axle (2). According to the air conditioner outdoor unit, the problems that in the prior art, when the outdoor unit is cleaned, water is not uniformly boiled and condensed water is not fully utilized can be solved.
Description
Technical Field
The invention relates to the technical field of air conditioners, in particular to an air conditioner outdoor unit and an air conditioner.
Background
At present, common household air conditioners in the market rarely have an outdoor unit self-cleaning function, and the times of manual cleaning are few, which is determined by the self characteristics and the installation characteristics of the outdoor unit. The general mounted position of off-premises station is more hidden and some floors are higher, and the cleanup crew can only be forbidden to it, uses for a long time like this to make some great solid particles of stickness or the floatan adhesion on the heat exchanger fin, and long-term, can lead to its heat exchange efficiency to reduce.
At present, condensed water is generally discharged anywhere, some condensed water is considered to be discharged outdoors and exchanges heat with an outdoor heat exchanger through water replenishing, so that the efficiency of an outdoor unit is improved, but the problems that the water replenishing is uneven and the condensed water cannot be fully utilized exist.
Disclosure of Invention
The invention aims to provide an air conditioner outdoor unit and an air conditioner, and aims to solve the problems that in the prior art, when the outdoor unit is cleaned, the water is not uniformly boiled, and condensed water cannot be fully utilized.
According to one aspect of the invention, the air conditioner outdoor unit comprises a heat exchanger and a cleaning device arranged corresponding to the heat exchanger, wherein the cleaning device comprises two rolling parts arranged oppositely and a connecting shaft vertically connected between the two rolling parts, a plurality of bristles are arranged on the outer peripheral surface of the connecting shaft, the rolling parts rotate along the horizontal direction of the heat exchanger, the connecting shaft comprises water diversion holes extending along the axial direction, water outlet holes are arranged on the connecting shaft along the radial direction, the water outlet holes face the heat exchange surface of the heat exchanger, and one end of the water diversion hole of the connecting shaft is connected with a condensed water outlet.
Preferably, the rolling portion rotates at a variable speed.
Preferably, the outdoor unit of an air conditioner includes a casing, at least one of upper and lower edges of the casing is provided with a tooth groove, the rolling part includes a gear, and the gear is rolled in the tooth groove.
Preferably, one side of the tooth groove along the rolling direction of the gear is provided with a rack, and the other side is provided with a smooth groove.
Preferably, the upper end of the connecting shaft is open, the lower end of the connecting shaft is closed, the air-conditioning outdoor unit further comprises a condensed water container arranged above the heat exchanger, a water injection pipe is connected onto the condensed water container, one end, close to the connecting shaft, of the water injection pipe is fixedly arranged on the connecting shaft, and a pipe orifice of the water injection pipe corresponds to the water diversion hole.
Preferably, the water filling pipe includes a soft pipe section connected to the condensed water container and a hard pipe section rotatably and fixedly disposed on the connecting shaft.
Preferably, the upper end of the connecting shaft is rotatably provided with a moving part, the moving part is provided with a fixing ring, and the water injection pipe is sleeved in the fixing ring.
Preferably, a rotation driving device is fixedly arranged on the connecting shaft, and an output end of the rotation driving device is fixedly connected with the gear.
Preferably, the water injection pipe is provided with a flow regulating valve.
According to another aspect of the present invention, an air conditioner is provided, which includes an air conditioner outdoor unit, and the air conditioner outdoor unit is the air conditioner outdoor unit.
The invention relates to an air conditioner outdoor unit, which comprises a heat exchanger and a cleaning device arranged corresponding to the heat exchanger, wherein the cleaning device comprises two rolling parts arranged oppositely and a connecting shaft vertically connected between the two rolling parts, a plurality of bristles are arranged on the peripheral surface of the connecting shaft, the rolling parts rotate along the horizontal direction of the heat exchanger, the connecting shaft comprises water diversion holes extending along the axial direction, water outlet holes are arranged along the radial direction of the connecting shaft, the water outlet holes face to the heat exchange surface of the heat exchanger, and one end of the water diversion hole of the connecting shaft is connected with a condensed water. When the air conditioner outdoor unit is used for cleaning the heat exchanger, the rolling part can be driven to rotate to drive the connecting shaft to rotate, condensed water is thrown out to the surface of the heat exchanger through the water outlet hole in the connecting shaft, and then the heat exchanger is cleaned through the matching of bristles. Because this connecting axle is vertical setting, and connecting axle horizontal motion, consequently the comdenstion water can flow down under the action of gravity on the one hand after getting into the connecting axle, and on the other hand can throw away at the rotation effort centrifugation of connecting axle down, mixes through two kinds of effort, can make the comdenstion water distribute on the heat exchanger surface more evenly for the comdenstion water can obtain utilizing more fully, can play better clean effect to the heat exchanger.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
fig. 1 is a schematic structural view of an outdoor unit of an air conditioner according to an embodiment of the present invention;
fig. 2 is an enlarged structural view of a connection shaft of an outdoor unit of an air conditioner according to an embodiment of the present invention.
Description of reference numerals: 1. a heat exchanger; 2. a connecting shaft; 3. brushing; 4. a water diversion hole; 5. a water outlet hole; 6. a housing; 7. a tooth socket; 8. a gear; 9. a condensate container; 10. a water injection pipe; 11. a movable member; 12. a fixing ring; 13. a flow regulating valve.
Detailed Description
In the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, it will be understood by those skilled in the art that the present invention may be practiced without these specific details. In other instances, well-known methods, procedures, components and circuits have not been described in detail so as not to obscure the present invention.
Referring to fig. 1 and 2 in combination, according to an embodiment of the present invention, an outdoor unit of an air conditioner includes a heat exchanger 1 and a cleaning device disposed corresponding to the heat exchanger 1, the cleaning device includes two rolling portions disposed opposite to each other and a connecting shaft 2 vertically connected between the two rolling portions, a plurality of bristles 3 are disposed on an outer circumferential surface of the connecting shaft 2, the rolling portions rotate along a horizontal direction of the heat exchanger 1, the connecting shaft 2 includes water guide holes 4 extending along an axial direction, water outlet holes 5 are radially disposed on the connecting shaft 2, the water outlet holes 5 face a heat exchange surface of the heat exchanger 1, and one end of the water guide holes 4 of the connecting shaft 2 is connected to a.
When the air conditioner outdoor unit cleans the heat exchanger 1, the air conditioner outdoor unit can drive the rolling part to rotate through the rotation driving device, the rolling part drives the connecting shaft 2 to rotate, condensed water is thrown out to the surface of the heat exchanger 1 through the water outlet hole 5 on the connecting shaft 2 under the rotation centrifugal action of the connecting shaft 2, and then the heat exchanger 1 is cleaned by matching the condensed water with the brush bristles 3. Because this connecting axle 2 is vertical setting, and 2 horizontal motions of connecting axle, consequently the comdenstion water can flow down under the action of gravity on the one hand after getting into connecting axle 2, and on the other hand can throw away at the rotation effort centrifugation of connecting axle down, mixes through two kinds of effort, can make the comdenstion water distribute on heat exchanger 1 surface more evenly for the comdenstion water can obtain utilizing more fully, can play better clean effect to heat exchanger 1.
In addition, compared with a cleaning device rolling downwards, the air conditioner outdoor unit of the invention has the advantages that the flowing direction of the condensed water under the action of gravity is different from the moving direction of the connecting shaft 2, so that the flowing speed of the condensed water can be reduced, meanwhile, the flowing direction of the condensed water is changed, the condensed water can be more conveniently thrown out to the surface of the heat exchanger 1, and the utilization efficiency of the condensed water 2 is improved. Meanwhile, the moving direction of the connecting shaft 2 is different from the flowing direction of the condensed water, so that the problem that the cleaning effect of the heat exchanger 1 is not good due to the fact that the condensed water cannot reach certain positions of the heat exchanger 1 under the action of inertia can be solved, and the cleaning effect of the condensed water on the heat exchanger 1 is further improved.
Preferably, the rolling portion rotates at a variable speed. Because the rolling part rotates in a variable speed manner, the variable speed rotation of the connecting shaft 2 is inevitably brought, so that the condensed water can change suddenly along with the rotating speed of the connecting shaft 2, the inertial acting force of the condensed water can be more effectively utilized to throw the condensed water out of the water outlet hole 5 to the surface of the heat exchanger 1, the impact effect of the condensed water on the surface of the heat exchanger 1 can be improved, and the condensed water can be more uniformly distributed on the surface of the heat exchanger 1. Meanwhile, as the connecting shaft 2 moves in the horizontal direction, the bristles 3 can be more fully contacted with fin gaps on the surface of the heat exchanger, so that the bristles can more fully clean all positions on the surface of the heat exchanger, and the cleaning effect of the heat exchanger 1 is further improved.
The outdoor unit of the air conditioner comprises a shell 6, wherein at least one of the upper edge and the lower edge of the shell 6 is provided with a tooth groove 7, a rolling part comprises a gear 8, and the gear 8 is arranged in the tooth groove 7 in a rolling mode. The shell 6 is provided with an opening for rotating the connecting shaft 2, a tooth groove 7 is arranged on the upper side of the opening, the rolling part is limited in the tooth groove 7 and is matched with the tooth groove 7, the rolling part rotates along the tooth groove 7 under the driving action of the rotation driving device, the connecting shaft 2 is driven to discharge condensed water to the heat exchanger 1, and the surface of the heat exchanger 1 is cleaned by the bristles 3. Of course, the tooth grooves 7 may be provided on both the upper and lower sides of the opening of the housing 6, so that the rolling of the rolling part is more smoothly and evenly balanced.
In this embodiment, tooth's socket 7 is provided with the rack along one side of 8 rolling directions of gear, and the opposite side is the light groove, can guarantee that gear 8 can smoothly rotate in tooth's socket 7, avoids receiving tooth's socket 7's structural influence.
Of course, instead of providing a tooth space on the housing 6, gears may be fixedly provided at both ends of the gear 8 in the rolling direction, the gears at both ends may be connected by a crawler belt or a chain, and the gear 8 may be provided in the middle of the crawler belt or the chain, and the gear 8 may be driven to rotate by the rotation of the gears at both ends.
In this embodiment, the upper end of connecting axle 2 is open, and the lower extreme is sealed, and air condensing units still includes the comdenstion water container 9 of setting in heat exchanger 1 top, is connected with water injection pipe 10 on the comdenstion water container 9, and water injection pipe 10 is close to the fixed setting on connecting axle 2 of the one end of connecting axle 2, and the mouth of pipe of water injection pipe 10 corresponds diversion hole 4 and sets up. The condensed water container 9 can store condensed water, when the heat exchanger 1 needs to be cleaned, the condensed water in the condensed water container 9 can be directly utilized to clean the heat exchanger 1, the condensed water is guaranteed to have enough cleaning capacity, the problem of insufficient supply of the condensed water is prevented, and the cleaning efficiency of the heat exchanger 1 is guaranteed. In order to more conveniently control the storage and the practicability of the condensed water in the condensed water container 9, a control valve is arranged on the water injection pipe 10, and when the condensed water is needed to be used, the control valve is opened, so that the condensed water can be injected into the water diversion hole 4 of the connecting shaft 2 through the water injection pipe 10, and the surface of the heat exchanger 1 is cleaned through the water outlet hole 5. When the condensed water is not needed, the control valve can be controlled to be closed, so that the condensed water is stored in the condensed water container 9, and the waste of the condensed water is avoided.
Preferably, the flow control valve 13 is arranged on the water injection pipe 10, so that the flow of the condensed water flowing to the connecting shaft 2 can be adjusted, the phenomenon that the flow of the condensed water is too large and the condensed water cannot be fully utilized can be avoided, the phenomenon that the surface of the heat exchanger 1 cannot be fully cleaned due to too little condensed water can be avoided, and the flexibility of the cleaning device for cleaning the heat exchanger 1 is improved.
Preferably, the water injection pipe 10 includes a soft pipe section connected to the condensate water container 9 and a hard pipe section rotatably fixedly provided on the connecting shaft 2. Because the water outlet of the water injection pipe 10 moves along with the connecting shaft 2, the length of the water injection pipe 10 can change along with the movement of the connecting shaft 2, the water injection pipe 10 is divided into a hose section and a hard pipe section, and the hose section is connected to the condensed water container 9, so that the water injection pipe 10 can stretch according to the movement of the connecting shaft 2, and the injection requirement of condensed water is met. Meanwhile, the part connected with the connecting shaft 2 is rotatably arranged on the connecting shaft 2, so that the section can move along with the connecting shaft 2 without deformation, and when the connecting shaft 2 rotates, the hard pipe section of the water injection pipe 10 keeps translational motion, and the position of water injection at the shaft end of the connecting shaft 2 can be kept.
In this embodiment, the upper end of the connecting shaft 2 is rotatably provided with a movable member 11, the movable member 11 is provided with a fixed ring 12, and the water filling pipe 10 is sleeved in the fixed ring 12. The upper end of connecting axle 2 stretches out and has the installation pole, and the top of installation pole is the bulb, and moving part 11 is the shaft-like, and the first end of moving part 11 is connected with spherical recess, and moving part 11 overlaps through spherical recess cover and establishes on the bulb of installation pole to realize the swing joint between moving part 11 and the connecting axle 2. The second end of the mover 11 is provided with a fixing ring 12, and the filler pipe 10 passes through the fixing ring 12 and is fixed by the fixing ring 12 so that the filler pipe 10 can be held in a proper position with respect to the inlet 4.
The movable piece 11 and the connecting shaft 2 can be rotatably connected through a lantern ring or other structures such as a bearing, and the movable piece 11 and the water injection pipe 10 can be fixedly connected through a pipe clamp or other structures.
A rotation driving device is fixedly arranged on the connecting shaft 2, and the output end of the rotation driving device is fixedly connected with the gear 8. The rotation driving device is, for example, a driving motor, an output shaft of the driving motor is in driving connection with a gear 8, and the driving gear 8 rotates in the tooth grooves. The rotation driving device can be arranged in the connecting shaft 2 or outside the connecting shaft 2, can be directly in driving connection with the gear of the connecting shaft 2, and can also be in driving connection with the connecting shaft 2 in a gear transmission mode.
According to an embodiment of the present invention, an air conditioner includes an air conditioner outdoor unit, which is the above air conditioner outdoor unit.
The above description of the embodiments is only intended to facilitate the understanding of the method of the invention and its core ideas; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (10)
1. An outdoor unit of an air conditioner is characterized by comprising a heat exchanger (1) and a cleaning device arranged corresponding to the heat exchanger (1), wherein the cleaning device comprises two rolling parts arranged oppositely and a connecting shaft (2) vertically connected between the two rolling parts, a plurality of bristles (3) are arranged on the peripheral surface of the connecting shaft (2), the rolling parts rotate along the horizontal direction of the heat exchanger (1), the connecting shaft (2) comprises water diversion holes (4) extending along the axial direction, the water diversion holes (4) are arranged at the top of the connecting shaft (2), water outlet holes (5) are arranged on the connecting shaft (2) along the radial direction, the water outlet holes (5) face the heat exchange surface of the heat exchanger (1), and one end of the water diversion holes (4) of the connecting shaft (2) is connected with a condensed water outlet; the rolling part rotates to drive the connecting shaft (2) to rotate, and condensed water is thrown out to the surface of the heat exchanger (1) through the water outlet hole (5) in the connecting shaft (2).
2. The outdoor unit of claim 1, wherein the rolling unit is rotated at variable speeds.
3. The outdoor unit of claim 2, comprising a casing (6), wherein a tooth groove (7) is formed on at least one of upper and lower edges of the casing (6), and the rolling unit comprises a gear (8), and the gear (8) is rolled in the tooth groove (7).
4. The outdoor unit of claim 3, wherein the teeth grooves (7) are formed with a rack gear on one side in the rolling direction of the gears (8) and with a smooth groove on the other side.
5. The outdoor unit of claim 2, wherein the connecting shaft (2) has an open upper end and a closed lower end, the outdoor unit further comprises a condensed water container (9) disposed above the heat exchanger (1), a water injection pipe (10) is connected to the condensed water container (9), one end of the water injection pipe (10) close to the connecting shaft (2) is fixedly disposed on the connecting shaft (2), and a pipe orifice of the water injection pipe (10) is disposed corresponding to the water guide hole (4).
6. Outdoor unit of air conditioner according to claim 5, wherein the water filling pipe (10) comprises a soft pipe section connected to the condensed water container (9) and a hard pipe section rotatably and fixedly provided on the connecting shaft (2).
7. The outdoor unit of claim 5, wherein a movable member (11) is rotatably provided at an upper end of the connecting shaft (2), a fixing ring (12) is provided on the movable member (11), and the water filling pipe (10) is fitted in the fixing ring (12).
8. An outdoor unit of an air conditioner according to claim 3, wherein a rotation driving means is fixedly provided on the connecting shaft (2), and an output end of the rotation driving means is fixedly connected to the gear (8).
9. The outdoor unit of claim 5, wherein a flow rate adjusting valve (13) is provided to the water injection pipe (10).
10. An air conditioner comprising an outdoor unit of an air conditioner, wherein the outdoor unit of the air conditioner is the outdoor unit of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610620450.XA CN106247480B (en) | 2016-07-29 | 2016-07-29 | Air conditioner outdoor unit and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610620450.XA CN106247480B (en) | 2016-07-29 | 2016-07-29 | Air conditioner outdoor unit and air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106247480A CN106247480A (en) | 2016-12-21 |
| CN106247480B true CN106247480B (en) | 2019-12-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610620450.XA Active CN106247480B (en) | 2016-07-29 | 2016-07-29 | Air conditioner outdoor unit and air conditioner |
Country Status (1)
| Country | Link |
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| CN (1) | CN106247480B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110553426B (en) * | 2019-09-17 | 2021-06-15 | 扬州米亚电气有限公司 | Evaporator for automobile air conditioner |
| CN112815408A (en) * | 2021-01-15 | 2021-05-18 | 饶秀支 | Outer quick-witted fin cleaning equipment of air conditioner |
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| CN102345906A (en) * | 2010-08-03 | 2012-02-08 | 苏州三星电子有限公司 | Condenser self-cleaning air conditioner |
| JP2013133992A (en) * | 2011-12-26 | 2013-07-08 | Mitsubishi Electric Corp | Air conditioner |
| CN104374231A (en) * | 2014-11-18 | 2015-02-25 | 重庆勤俭节电科技有限公司 | Central air conditioning outdoor unit washing device |
| CN204666030U (en) * | 2015-04-27 | 2015-09-23 | 广东美的暖通设备有限公司 | A kind of powerful cleaning device of air-conditioning condenser |
| CN105651108A (en) * | 2016-03-16 | 2016-06-08 | 合肥美的暖通设备有限公司 | Cleaning device and cleaning method of heat exchanger |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203389904U (en) * | 2013-06-28 | 2014-01-15 | 深圳市奥拓电子股份有限公司 | LED (light-emitting diode) display screen and self-cleaning device thereof |
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2016
- 2016-07-29 CN CN201610620450.XA patent/CN106247480B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102345906A (en) * | 2010-08-03 | 2012-02-08 | 苏州三星电子有限公司 | Condenser self-cleaning air conditioner |
| JP2013133992A (en) * | 2011-12-26 | 2013-07-08 | Mitsubishi Electric Corp | Air conditioner |
| CN104374231A (en) * | 2014-11-18 | 2015-02-25 | 重庆勤俭节电科技有限公司 | Central air conditioning outdoor unit washing device |
| CN204666030U (en) * | 2015-04-27 | 2015-09-23 | 广东美的暖通设备有限公司 | A kind of powerful cleaning device of air-conditioning condenser |
| CN105651108A (en) * | 2016-03-16 | 2016-06-08 | 合肥美的暖通设备有限公司 | Cleaning device and cleaning method of heat exchanger |
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| Publication number | Publication date |
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| CN106247480A (en) | 2016-12-21 |
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