CN218523661U - Outdoor unit and air conditioning unit - Google Patents
Outdoor unit and air conditioning unit Download PDFInfo
- Publication number
- CN218523661U CN218523661U CN202222797627.7U CN202222797627U CN218523661U CN 218523661 U CN218523661 U CN 218523661U CN 202222797627 U CN202222797627 U CN 202222797627U CN 218523661 U CN218523661 U CN 218523661U
- Authority
- CN
- China
- Prior art keywords
- outdoor unit
- heat exchanger
- fan
- spraying
- shell
- 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.)
- Active
Links
- 238000004378 air conditioning Methods 0.000 title claims abstract description 10
- 238000005507 spraying Methods 0.000 claims abstract description 48
- 230000007246 mechanism Effects 0.000 claims abstract description 40
- 238000000034 method Methods 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 238000004140 cleaning Methods 0.000 abstract description 24
- 239000007921 spray Substances 0.000 abstract description 14
- 230000008569 process Effects 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 8
- 238000010438 heat treatment Methods 0.000 abstract description 8
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 230000009467 reduction Effects 0.000 abstract description 3
- 238000010257 thawing Methods 0.000 description 7
- 239000000428 dust Substances 0.000 description 6
- 238000001816 cooling Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Landscapes
- Other Air-Conditioning Systems (AREA)
Abstract
The utility model provides an outdoor unit, air conditioning unit. The outdoor unit comprises a shell; a heat exchanger disposed within the housing, the heat exchanger having opposing first and second sides; the spraying mechanism is arranged in the shell; the first side faces the outside of the shell, the second side faces the inside of the shell, and the spraying direction of the spraying mechanism faces the second side. The utility model provides an off-premises station, air conditioning unit utilize the spray water that sprays the mechanism to carry out the humidification for the heat exchanger, overcome under arid area or the low humid environment of high temperature humidity low and can't carry out the problem of automatically cleaning for the frosting process of heat exchanger to it is long when frosting to reduce the off-premises station to be in the mode of heating, thereby the energy consumption of effectual reduction off-premises station, improves the automatically cleaning effect of off-premises station.
Description
Technical Field
The utility model relates to an air treatment equipment technical field, especially an outdoor machine, air conditioning unit.
Background
At present, an outdoor unit of an air conditioner is cleaned mainly in a frosting-defrosting mode to clean an outdoor heat exchanger and an outdoor heat exchanger. However, the disadvantages of this method are: the frosting-defrosting mode can be realized only by needing higher humidity of the outdoor environment, and once the air conditioner is installed in a dry area for use or the outdoor environment needs to be cleaned at high temperature and low humidity, the frosting-defrosting cleaning mode fails, so that the self-cleaning capability of the outdoor unit is reduced.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem that the self-cleaning capability of an outdoor unit is reduced in the prior art, the outdoor unit and the air conditioning unit are provided, wherein a spraying mechanism is used for increasing the frosting process of a heat exchanger so as to improve the self-cleaning capability.
An outdoor unit comprising:
a housing;
a heat exchanger disposed within the housing, the heat exchanger having opposing first and second sides;
the spraying mechanism is arranged in the shell;
the first side faces the outside of the shell, the second side faces the inside of the shell, and the spraying direction of the spraying mechanism faces the second side.
The outdoor unit further comprises a supercharging mechanism, and the spraying mechanism is communicated with a water source through the supercharging mechanism.
The outdoor unit further comprises a fan, wherein the fan is arranged on the shell and can rotate in the forward direction to enable airflow to sequentially flow through the first side surface and the second side surface and can rotate in the reverse direction to enable the airflow to sequentially flow through the second side surface and the first side surface.
The fan comprises a hub and fan blades, the fan blades are arranged on the hub and can drive the fan blades to rotate, the fan blades comprise a first arc-shaped section and a second arc-shaped section which are connected with each other, and the first arc-shaped section and the second arc-shaped section are centrosymmetric about the joint of the first arc-shaped section and the second arc-shaped section.
The casing has top surface, bottom surface and is located the top surface with side between the bottom surface, be provided with the air intake on the side, be provided with the air outlet on the top surface, first side set up in air intake department, the fan set up in air outlet department.
The spraying mechanism comprises a plurality of spraying heads, all the spraying heads are uniformly distributed in the shell, and the spraying directions of all the spraying heads face the second side face.
The cross section of the heat exchanger is U-shaped, the outer side face of the U-shaped heat exchanger forms the first side face, and the inner side face of the U-shaped heat exchanger forms the second side face.
A method for controlling an outdoor unit having a self-cleaning mode, the method comprising:
and when the outdoor unit is in the self-cleaning mode, controlling the spraying mechanism to start working.
The outdoor unit has a cooling operation mode and a heating operation mode, and further includes a blower fan, and when the outdoor unit is in the self-cleaning mode, the outdoor unit further includes:
acquiring the dew point temperature t of the environment where the outdoor unit is located, and comparing the dew point temperature t with a preset temperature value t 1;
if t is larger than or equal to t1, controlling the outdoor unit to firstly perform a heating working mode and control the fan to stop, and then performing a cooling working mode and control the fan to rotate in the forward direction;
if t is less than t1, the outdoor unit is controlled to keep the working state and the fan is controlled to rotate reversely.
An air conditioning unit comprises the outdoor unit or a control method applying the outdoor unit.
The utility model provides an off-premises station, air conditioning unit, spray the mechanism through setting up and spray to the heat exchanger, can realize spraying and wash the heat exchanger promptly, can be with there being the dust on the heat exchanger, impurity such as gravel erodees, thereby by first side discharge heat exchanger, improve the heat exchange efficiency to the heat exchanger, spray the operating condition that the mechanism can also cooperate the off-premises station simultaneously, the spray water that utilizes to spray the mechanism carries out the humidification for the heat exchanger, overcome the problem that humidity is low and can't carry out the automatically cleaning under arid area or the low humid environment of high temperature, accelerate the frosting process of heat exchanger, thereby it is long when frosting to reduce the off-premises station in the mode of heating, thereby the energy consumption of effectual reduction off-premises station, improve the automatically cleaning effect of off-premises station.
Drawings
Fig. 1 is a sectional view of an outdoor unit according to an embodiment of the present invention;
fig. 2 is another cross-sectional view of an outdoor unit according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a fan according to an embodiment of the present invention;
fig. 4 is another schematic structural diagram of the fan according to the embodiment of the present invention;
in the figure:
1. a housing; 2. a heat exchanger; 21. a first side surface; 22. a second side surface; 3. a spraying mechanism; 4. a pressurization mechanism; 5. a fan; 51. a hub; 52. a fan blade.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
The outdoor unit shown in fig. 1 to 4 includes: a housing 1; a heat exchanger 2, the heat exchanger 2 being disposed within the housing 1, the heat exchanger 2 having opposing first and second sides 21, 22; the spraying mechanism 3 is arranged in the shell 1; the first side 21 faces the outside of the housing 1, the second side 22 faces the inside of the housing 1, and the spraying direction of the spraying mechanism 3 faces the second side 22. Spray mechanism 3 and spray to heat exchanger 2 through setting up, can realize spraying to heat exchanger 2 promptly and wash, can also cooperate the operating condition of off-premises station simultaneously, the spray water that utilizes spray mechanism 3 carries out the humidification for heat exchanger 2, overcome humidity low and can't carry out the problem of automatically cleaning under arid area or the low humid environment of high temperature, accelerate the frosting process of heat exchanger 2, thereby it is long when frosting to reduce the off-premises station to be in the mode of heating, thereby the energy consumption of effectual reduction off-premises station, improve the automatically cleaning effect of off-premises station. Wherein the spray mechanism 3 is in communication with a water source for spraying water from the water source onto the second side 22 of the heat exchanger 2. The water that sprays mechanism 3 and erupt can be washed away impurity such as dust, grit on the heat exchanger 2 to discharge heat exchanger 2 by first side 21, improve the heat exchange efficiency to heat exchanger 2.
Optionally, the outdoor unit further comprises a pressurization mechanism 4, and the spraying mechanism 3 is communicated with a water source through the pressurization mechanism 4. The water source is pressurized by the pressurizing mechanism 4, so that the pressure of the water at the spraying position of the spraying mechanism 3 is improved, and the spraying and flushing effect of the spraying mechanism 3 on the heat exchanger 2 is improved.
The outdoor unit further comprises a fan 5, wherein the fan 5 is disposed on the casing 1, and the fan 5 can rotate in a forward direction to enable the airflow to sequentially flow through the first side surface 21 and the second side surface 22, and can rotate in a reverse direction to enable the airflow to sequentially flow through the second side surface 22 and the first side surface 21. The flow direction of the air current flowing through the outdoor unit is adjusted by the fan 5, so that selection can be made as required, and dust and the like on the heat exchanger 2 can be blown out of the heat exchanger 2 from the first side surface 21, thereby increasing the cleaning effect of the heat exchanger 2.
Specifically, fan 5 includes wheel hub 51 and fan blade 52, fan blade 52 set up in on wheel hub 51, just wheel hub 51 can drive fan blade 52 rotates, fan blade 52 includes interconnect's first segmental arc and second segmental arc, just first segmental arc with the second segmental arc is about the junction central symmetry of first segmental arc with the second segmental arc. The central symmetry of the fan blades 52 is utilized, so that the fan blades 52 can achieve the same air volume when rotating in the forward direction and the reverse direction, and the cleaning effect of the fan 5 on the heat exchanger 2 when rotating in the reverse direction is improved.
As shown in fig. 1, the casing 1 has a top surface, a bottom surface and a side surface located between the top surface and the bottom surface, an air inlet is arranged on the side surface, an air outlet is arranged on the top surface, the first side surface 21 is arranged at the air inlet, and the fan 5 is arranged at the air outlet. When the fan 5 rotates in the forward direction, the fan 5 generates a negative pressure inside the housing 1, so that the air outside the housing 1 enters the housing 1 through the air inlet, sequentially flows through the first side surface 21 and the second side surface 22 to pass through the heat exchanger 2, and is discharged through the air outlet under the action of the fan 5. When the fan 5 rotates reversely, the fan 5 sucks air into the casing 1 through the air outlet, and causes the air flow to sequentially flow through the second side 22 and the first side 21 to pass through the heat exchanger 2, and then the air flow is discharged out of the casing 1 through the air inlet, in this process, the air flow can blow out dust and the like in the heat exchanger 2 through the air inlet, and self-cleaning of the heat exchanger 2 is realized.
The spraying mechanism 3 comprises a plurality of spraying heads, all the spraying heads are uniformly distributed in the shell 1, and the spraying directions of all the spraying heads face the second side surface 22. As shown in fig. 1, the spraying mechanism 3 has a plurality of vertically arranged spraying pipes, and the spraying heads are arranged along the height direction of the spraying pipes, so that the heat exchanger 2 can be sprayed by the spraying mechanism 3, and the self-cleaning effect of the heat exchanger 2 is ensured.
The cross section of the heat exchanger 2 is U-shaped, the outer side surface of the U-shape forms the first side surface 21, and the inner side surface of the U-shape forms the second side surface 22.
A method for controlling the outdoor unit having a self-cleaning mode, the method comprising:
and when the outdoor unit is in the self-cleaning mode, controlling the spraying mechanism 3 to start working.
Specifically, the working modes include a cooling working mode and a heating working mode, the outdoor unit further includes a fan 5, and when the outdoor unit is in the self-cleaning mode, the outdoor unit further includes:
acquiring the dew point temperature t of the environment where the outdoor unit is located, and comparing the dew point temperature t with a preset temperature value t 1;
if t is more than or equal to t1, the outdoor unit is controlled to firstly carry out a heating working mode and control the fan 5 to stop, and then a cooling working mode is carried out and control the fan 5 to rotate in the forward direction; in the process, the outdoor unit can frost in the heating working mode, dust and the like on the heat exchanger 2 can be separated from the heat exchanger 2 due to freezing due to frosting, the fan 5 is stopped to increase the frosting speed of the heat exchanger 2 at the moment, then the outdoor unit is switched to the refrigerating working mode to defrost, the dust and the like separated from the heat exchanger 2 in the defrosting process can leave the heat exchanger 2 along with defrosting water formed by defrosting, the self-cleaning purpose of the heat exchanger 2 is achieved, the fan 5 rotates forwards at the moment, the defrosting process of the heat exchanger 2 is increased, and therefore the duration and the energy consumption of the self-cleaning of the heat exchanger 2 are reduced generally.
If t is less than t1, the outdoor unit is controlled to keep the working state and the fan 5 is controlled to rotate reversely. In the process, the outdoor unit is not switched to work state, and only the fan 5 rotates reversely and the spraying mechanism 3 sprays and washes for cleaning, so that the self-cleaning effect of the heat exchanger 2 is achieved.
An air conditioning unit comprises the outdoor unit or a control method applying the outdoor unit.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (8)
1. An outdoor unit, its characterized in that: the method comprises the following steps:
a housing (1);
a heat exchanger (2), the heat exchanger (2) being disposed within the housing (1), the heat exchanger (2) having opposing first and second sides (21, 22);
the spraying mechanism (3), the said spraying mechanism (3) is set up in the said body (1);
the first side face (21) faces the outer part of the shell (1), the second side face (22) faces the inner part of the shell (1), and the spraying direction of the spraying mechanism (3) faces the second side face (22).
2. The outdoor unit of claim 1, wherein: the outdoor unit further comprises a supercharging mechanism (4), and the spraying mechanism (3) is communicated with a water source through the supercharging mechanism (4).
3. The outdoor unit of claim 1, wherein: the outdoor unit further comprises a fan (5), wherein the fan (5) is arranged on the shell (1), and the fan (5) can rotate in the forward direction to enable airflow to sequentially flow through the first side surface (21) and the second side surface (22) and can rotate in the reverse direction to enable airflow to sequentially flow through the second side surface (22) and the first side surface (21).
4. The outdoor unit of claim 3, wherein: fan (5) include wheel hub (51) and fan blade (52), fan blade (52) set up in on wheel hub (51), just wheel hub (51) can drive fan blade (52) rotate, fan blade (52) include interconnect's first segmental arc and second segmental arc, just first segmental arc with the second segmental arc is about the junction central symmetry of first segmental arc with the second segmental arc.
5. The outdoor unit of claim 3, wherein: casing (1) has top surface, bottom surface and is located the top surface with side between the bottom surface, be provided with the air intake on the side, be provided with the air outlet on the top surface, first side (21) set up in air intake department, fan (5) set up in air outlet department.
6. The outdoor unit of claim 1, wherein: the spraying mechanism (3) comprises a plurality of spraying heads, all the spraying heads are uniformly distributed in the shell (1), and the spraying directions of all the spraying heads face the second side surface (22).
7. The outdoor unit of claim 1, wherein: the cross section of the heat exchanger (2) is U-shaped, the outer side face of the U-shape forms the first side face (21), and the inner side face of the U-shape forms the second side face (22).
8. An air conditioning unit, its characterized in that: comprising the outdoor unit of any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222797627.7U CN218523661U (en) | 2022-10-24 | 2022-10-24 | Outdoor unit and air conditioning unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222797627.7U CN218523661U (en) | 2022-10-24 | 2022-10-24 | Outdoor unit and air conditioning unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218523661U true CN218523661U (en) | 2023-02-24 |
Family
ID=85250765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222797627.7U Active CN218523661U (en) | 2022-10-24 | 2022-10-24 | Outdoor unit and air conditioning unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218523661U (en) |
-
2022
- 2022-10-24 CN CN202222797627.7U patent/CN218523661U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP4931566B2 (en) | Air conditioner | |
| CN208735760U (en) | Hospital's outdoor machine of air-conditioner cleaning device | |
| CN203286669U (en) | Air conditioner with defrosting and cleaning functions | |
| CN218523661U (en) | Outdoor unit and air conditioning unit | |
| CN204717856U (en) | Cabinet air-conditioner | |
| CN201615558U (en) | Air conditioning unit composed by water-jet type air cooler and counter flow type spray cooling tower | |
| CN115540081A (en) | Outdoor unit, control method thereof and air conditioning unit | |
| CN218462667U (en) | Plastic granules processing is with cooling tower that prevents frostbite | |
| CN207850168U (en) | The cleaning device of unit cooling tower | |
| CN2655099Y (en) | Condensed water atomizer for air conditioner | |
| CN116292435A (en) | High temperature resistant centrifugal impeller fan | |
| CN114110779B (en) | Cross-flow fan assembly and air conditioner indoor unit | |
| CN214841546U (en) | Rotary wheel type total heat exchanger | |
| CN205316512U (en) | Condenser belt cleaning device , off -premises station and air conditioner | |
| CN209435906U (en) | A kind of wet-curtain cooling device of fruit and vegetable greenhouses | |
| CN211526691U (en) | Energy-saving and environment-friendly device for self-cleaning and self-cooling by utilizing air conditioner condensate water | |
| CN210891934U (en) | Indoor unit and air conditioner | |
| CN104654455B (en) | Haze air-conditioning is removed with cleaning function | |
| CN208652746U (en) | Bleed type cold-hot wind unit afterwards | |
| JPS58213136A (en) | Process for achieving dust and bacterium-proof airconditioning and apparatus thereof | |
| CN208365691U (en) | A kind of central air-conditioning dust suction humidification system | |
| CN111637786A (en) | Online steam cleaning assembly | |
| CN111780396A (en) | Indoor decoration central air conditioner aviation baffle | |
| CN217357303U (en) | Energy-conserving air conditioning system in regeneration polyester staple fiber workshop | |
| CN210050951U (en) | Central air conditioning trouble is reported and is repaired maintenance of equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |