CN207081081U - Wall-hanging air conditioner indoor unit - Google Patents
Wall-hanging air conditioner indoor unit Download PDFInfo
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- CN207081081U CN207081081U CN201720648834.2U CN201720648834U CN207081081U CN 207081081 U CN207081081 U CN 207081081U CN 201720648834 U CN201720648834 U CN 201720648834U CN 207081081 U CN207081081 U CN 207081081U
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Abstract
The utility model provides a kind of wall-hanging air conditioner indoor unit, and it includes casing, has air inlet and air outlet, and its length direction is horizontally disposed；Evaporator, it is arranged in casing, for carrying out heat exchange with the air entered from air inlet in casing, forms heat exchange wind；And first axial-flow fan and the second axial-flow fan, the left and right sides of casing internal is separately positioned on, for heat exchange wind to be blowed into interior from the left side of air outlet and right side；Two temperature sensors, the left side coil temperature and right side coil temperature, wall-hanging air conditioner indoor unit for being respectively used to detect evaporator are configured to：When the coil temperature of at least side is less than default cryogenic temperature or during higher than default heating temperature, protect compressor shutdown.Wall-hanging air conditioner indoor unit of the present utility model can avoid evaporator from low temperature frosting occur in refrigeration or even freeze, and the too high failure of refrigerant pressure occur in heating.
Description
Technical field
Air-conditioning technique field is the utility model is related to, more particularly to a kind of wall-hanging air conditioner indoor unit.
Background technology
An axial-flow fan is usually provided with inside traditional wall-hanging air conditioner indoor unit, its air quantity, the control of wind direction are equal
It is relatively simple, it is difficult to realize more accurate air-supply.And length direction extension of the axis of axial-flow fan along casing, wind is hung down
Directly the length direction in casing is blown out, it is necessary to can just make wind have the length along casing using the air ducting such as wind deflector or pendulum leaf
The component in direction.In other words, the wind-out range of traditional wall-hanging air conditioner indoor unit is smaller, it is necessary to by wind deflector or pendulum leaf
Expand air outlet angle.But during air-flow wide-angle is oriented to indoor apparatus of air conditioner both ends by wind deflector, wind energy is largely damaged
Consumption.The a wide range of air-supply of existing wall-hanging air conditioner indoor unit and Wind Volume air-supply can not get both.
Utility model content
A purpose of the present utility model is above mentioned problem to be overcome or solved the above problems at least in part, enriches wall
The air supply pattern of hanging air-conditioner indoor machine.
It is of the present utility model even to freeze another object is that to avoid evaporator from low temperature frosting occur in refrigeration, heating
When there is the too high failure of refrigerant pressure.
Further object of the present utility model is wind direction to be increased, and reduces wind energy loss.
Especially, the utility model provides a kind of wall-hanging air conditioner indoor unit, including：
Casing, there is air inlet and air outlet, and its length direction is horizontally disposed；
Evaporator, it is arranged in casing, for carrying out heat exchange with the air entered from air inlet in casing, forms heat and hand over
Change wind；And
First axial-flow fan and the second axial-flow fan, the left and right sides of casing internal is separately positioned on, for by heat exchange
Wind blows to interior from the left side of air outlet and right side；
Two temperature sensors, it is respectively used to detect the left side coil temperature and right side coil temperature of evaporator, it is wall-mounted
Indoor apparatus of air conditioner is configured to：When the coil temperature of at least side is less than default cryogenic temperature or during higher than default heating temperature, make
Compressor shutdown is protected.
Alternatively, the axis of each flabellum of the first axial-flow fan and the first axial-flow fan clamping acute angle, so that first passes through
The air-out direction of flow fan deflection to the left；And second axial-flow fan each flabellum and the second axial-flow fan axis clamping it is sharp
Angle, so that the air-out direction of the second axial-flow fan deflection to the right.
Alternatively, whole flabellums of the first axial-flow fan are parallel to each other；And second axial-flow fan whole flabellums it is mutually flat
OK.
Alternatively, the angle between the axis of the flabellum of the first axial-flow fan and the first axial-flow fan is between 10~20 °；
And second axial-flow fan flabellum and the second axial-flow fan axis between angle between 10~20 °.
Alternatively, the angle of the flabellum of the first axial-flow fan and axis is equal to the flabellum of the second axial-flow fan and the folder of axis
Angle.
Alternatively, the motor of the first axial-flow fan is arranged on the left part of the first axial-flow fan；And the second through-flow wind
The motor of fan is arranged on the right part of the second axial-flow fan.
Alternatively, the length of the first axial-flow fan and the second axial-flow fan is identical.
Alternatively, the axis collinear of the first axial-flow fan and the second axial-flow fan is set.
Alternatively, the axis of the axis of the first axial-flow fan and the second axial-flow fan clamping obtuse angle, is opened so that both are formed
" V " the type structure of mouth upward.
Alternatively, the first axial-flow fan is identical with the steering of the second axial-flow fan.
Wall-hanging air conditioner indoor unit of the present utility model is provided with two axial-flow fans, and it can be only opened during use
In one or open two axial-flow fans simultaneously, therefore possess at least three kinds of air supply patterns, improve may be selected for air supply pattern
Property.In refrigerating/heating demand hour, one of axial-flow fan can be only opened, plays the effect of energy-conservation.
In wall-hanging air conditioner indoor unit of the present utility model, in the rotating speed difference of two axial-flow fans, a left side for evaporator
The temperature of right half is different, therefore sets two temperature sensors to detect the coil temperature at left and right sides of evaporator respectively.
When at least the coil temperature of side is less than default cryogenic temperature, make compressor shutdown, to avoid the too low generation frosting of coil temperature
Even freeze；When coil temperature is higher than default heating temperature, compressor shutdown is protected, avoids the excessive production of coil pipe internal pressure
It is raw dangerous.
In wall-hanging air conditioner indoor unit of the present utility model, flabellum and the axis of two axial-flow fans clamp acute angle, with
Just the air-out of the first axial-flow fan is inclined to left side, the air-out of the second axial-flow fan is inclined to right side, expand air outlet angle.Cause
This, wall-hanging air conditioner indoor unit of the present utility model can be not provided with wind deflector or pendulum leaf, at least be not provided with being used for a left side in other words
The wind deflector or pendulum leaf of right wind-guiding, can so simplify structure, reduce cost, also be avoided that because setting wind deflector or putting what leaf was brought
A series of problems, such as wind energy loss, wind loss and noise.
Further, wall-hanging air conditioner indoor unit of the present utility model is passed through by the axis and second for making the first axial-flow fan
The axis clamping obtuse angle of flow fan, can further expand wind direction.
Brief description of the drawings
It is described in detail by way of example, and not by way of limitation with reference to the accompanying drawings hereinafter more of the present utility model specific real
Apply example.Identical reference denotes same or similar part or part in accompanying drawing.It should be appreciated by those skilled in the art that
What these accompanying drawings were not necessarily drawn to scale.In accompanying drawing：
Fig. 1 is the structure after hidden parts structure according to the wall-hanging air conditioner indoor unit of the utility model one embodiment
Schematic diagram；
Fig. 2 is the front view of wall-hanging air conditioner indoor unit shown in Fig. 1；
Fig. 3 is decomposing schematic representation of the casing with wind path separator of wall-hanging air conditioner indoor unit shown in Fig. 1；
Fig. 4 is the structural representation according to evaporator in the utility model one embodiment；
Fig. 5 is the structural representation according to the wall-hanging air conditioner indoor unit of the utility model one embodiment；
Fig. 6 is the partial enlarged drawing of the left part of structure shown in Fig. 5；
Fig. 7 is the partial enlarged drawing of the right part of structure shown in Fig. 5；
Fig. 8 is the partial enlarged drawing of the center section of structure shown in Fig. 5.
Embodiment
Fig. 1 is the structure after hidden parts structure according to the wall-hanging air conditioner indoor unit of the utility model one embodiment
Schematic diagram；Fig. 2 is the front view of wall-hanging air conditioner indoor unit shown in Fig. 1.
As depicted in figs. 1 and 2, the indoor apparatus of air conditioner of the utility model embodiment may include casing 100, evaporation in general manner
Device 400 and two axial-flow fans, i.e. the first axial-flow fan 210 and the second axial-flow fan 220.Wherein, casing 100 has air intake
Mouth 110 and air outlet 120, air inlet 110 may be provided at the upside of casing 100, and air outlet 120 may be provided under casing 100
Side.Casing 100 is strip, and its length direction is horizontally disposed, and the rear side of casing 100 is abutted on indoor wall.Steam
Hair device 400 is arranged in casing 100, for carrying out heat exchange with the air entered from air inlet 110 in casing 100, forms heat
Exchange wind.In cooling mode, the relatively low cold wind of temperature is formed, in a heating mode, forms the higher hot blast of temperature.First passes through
The axial-flow fan 220 of flow fan 210 and second is separately positioned on the left and right sides inside casing 100, for by heat exchange wind from going out
The left side in air port 120 and right side blow to interior.
Wall-hanging air conditioner indoor unit of the present utility model can realize a variety of air supply patterns.Air-conditioning is being sent according to air-supply needs
When air quantity demand is smaller, it can only open the first axial-flow fan 210 or only open the second axial-flow fan 220, reduce fan power consumption.
When air output demand is big, two axial-flow fans can be opened simultaneously, to realize fast-refrigerating/heating and Wind Volume refrigeration/system
Heat.
As depicted in figs. 1 and 2, the axle of the axial-flow fan 210 of each flabellum 211 and first of the first axial-flow fan 210 can be made
Wire clamp holds acute angle, so that the air-out direction of the first axial-flow fan 210 deflection to the left.Similarly, the every of the second axial-flow fan 220 is made
The axis clamping acute angle of the individual axial-flow fan 220 of flabellum 222 and second, so that the air-out direction of the second axial-flow fan 220 is to right avertence
Tiltedly.Two axial-flow fans are long tubular, and axis extends along its length.The flabellum skew direction of two axial-flow fans should root
Determined according to turning to, finally to make the air-out direction of the first axial-flow fan 210 deflection to the left, make the air-out of the second axial-flow fan 220
The direction of direction deflection to the right, air intake and air-out is as indicated by the arrows of fig. 2.
Wall-hanging air conditioner indoor unit of the present utility model can expand air outlet angle by setting flabellum deflection.By
This, wall-hanging air conditioner indoor unit of the present utility model can be not provided with wind deflector or pendulum leaf, at least be not provided with being used for a left side in other words
The wind deflector or pendulum leaf of right wind-guiding, can so simplify structure, reduce cost, also be avoided that because setting wind deflector or putting what leaf was brought
Wind energy loss, wind loss and noise etc.
Preferably, for ease of making, installing and lift wind pushing performance, the phase of whole flabellums 211 of the first axial-flow fan 210 is made
It is mutually parallel, and whole flabellums 222 of the second axial-flow fan 220 is parallel to each other.Make the flabellum 211 of the first axial-flow fan 210 with
Angle between the axis of first axial-flow fan 210 makes the flabellum 222 and second of the second axial-flow fan 220 between 10~20 °
Angle between the axis of axial-flow fan 220 is between 10~20 °.Make the flabellum 211 of the first axial-flow fan 210 and the folder of axis
Angle is equal to the flabellum 222 of the second axial-flow fan 220 and the angle of axis.Make the first axial-flow fan 210 and the second axial-flow fan 220
Steering it is identical, make the first axial-flow fan 210 identical with the length of the second axial-flow fan, that is, make two axial-flow fans relative
It is symmetrical arranged in Central Symmetry face.
As depicted in figs. 1 and 2, the motor 219 of the first axial-flow fan 210 is arranged on a left side for the first axial-flow fan 210
End, the motor 229 of the second axial-flow fan 220 are arranged on the right part of the second axial-flow fan 220.
In certain embodiments, as depicted in figs. 1 and 2, the axis of the first axial-flow fan 210 and the second axial-flow fan 220
It is conllinear to set.
In the alternate embodiment do not illustrated in some of the figures, the axis and the second axial-flow fan of the first axial-flow fan 210
220 axis clamping obtuse angle, so that both form opening up " V " type structure, so can further expand wind direction.
Fig. 3 is decomposing schematic representation of the casing 100 with wind path separator 300 of wall-hanging air conditioner indoor unit shown in Fig. 1.Such as figure
Shown in 1 to Fig. 3, wall-hanging air conditioner indoor unit also includes wind path separator 300.Wind path separator 300 is arranged on the first through-flow wind
Between the axial-flow fan 220 of fan 210 and second, and it is fixed on casing 100.The right-hand member of the central shaft of first axial-flow fan 210 and
The left end of the central shaft of two axial-flow fans 220 is arranged on wind path separator 300.Wind path separator 300 is used for separation first and passed through
The wind path of the axial-flow fan 220 of flow fan 210 and second.
Specifically, the left and right sides of wind path separator 300 is separately installed with bearing 320,330, and bearing 320 is embedded in wind path
The left side of separator 300, for installing the central shaft of the first axial-flow fan 210.Bearing 330 is embedded in wind path separator 300
Right side, for installing the central shaft of the second axial-flow fan 220.
Evaporator 400 is three-stage evaporator, and it is enclosed in the outer of the first axial-flow fan 210 and the second axial-flow fan 220
Side；The center of wind path separator 300 is provided with vertically extending sealing dividing plate 310, and its edge is pasted onto the interior of evaporator 400
Side.In Fig. 1 into Fig. 3, evaporator 400 is hidden.
Wall-hanging air conditioner indoor unit of the present utility model makes the wind of two axial-flow fans by setting wind path separator 300
Road is independent of each other, and avoids when the rotating speed of two axial-flow fans is variant, the axial-flow fan side for making rotating speed small do not dry or
As the air inlet of the high axial-flow fan side of rotating speed, the heat exchange efficiency of evaporator 400 is influenceed.Wall-hanging air conditioner of the present utility model
The sealing dividing plate 310 of wind path separator 300 is pasted onto the inner side of evaporator 400 by indoor set, improves soundness and closed
Property.
Fig. 4 is the structural representation according to evaporator 400 in the utility model one embodiment.It is as shown in figure 4, wall-mounted
Indoor apparatus of air conditioner also includes two temperature sensors 510,520, is respectively used to detect left side coil temperature and the right side of evaporator 400
Side coil temperature.Wall-hanging air conditioner indoor unit be configured to ought the coil temperature of at least side be less than default cryogenic temperature or higher than pre-
When being equipped with hot temperature, protect compressor shutdown.
Specifically, two temperature sensors 510,520 electrically connect with the master control borad of wall-hanging air conditioner indoor unit, TEMP
Device 510 or temperature sensor 520 detect that coil temperature is too low, when being such as less than 2 DEG C, master control borad control compressor shutdown, to keep away
Exempt from the refrigerant in coil pipe frosting occur or even freeze, make air-conditioning cisco unity malfunction or even damage.When coil temperature is too high, table
Bright refrigerant pressure is larger, and now master control borad still needs to control compressor shutdown protection, avoids producing danger.
During the rotating speed difference of two axial-flow fans, the temperature of the left-right parts of evaporator 400 is different, therefore the utility model
Detect the coil temperature of the left and right sides of evaporator 400 respectively there is provided two temperature sensors.
Fig. 5 is the structural representation according to the wall-hanging air conditioner indoor unit of the utility model one embodiment；Fig. 6 is Fig. 5
The partial enlarged drawing of the left part of shown structure；Fig. 7 is the partial enlarged drawing of the right part of structure shown in Fig. 5；Fig. 8 is figure
The partial enlarged drawing of the center section of structure shown in 5.As shown in Fig. 5 to Fig. 8, wall-hanging air conditioner indoor unit also adds including two electricity
Thermal 610,620, respectively the first electric heater unit 610 and the second electric heater unit 620, both are separately positioned on the machine
The inside of shell 100 left and right sides and close air inlet 110, with right with the first axial-flow fan 210 and the second axial-flow fan 220 respectively
Should.In wall-hanging air conditioner indoor unit in a heating mode, two electric heater units 610,620 can be auxiliary to play with heating power
The effect of heating is helped, is made up because of the deficiency of coolant circulating system heating capacity.
Wall-hanging air conditioner indoor unit of the present utility model sets two electric heater units 610,620, respectively with the first through-flow
The correspondence of 210 and second axial-flow fan of fan 220, the auxiliary thermal conditioning of electricity can be individually carried out to the left and right sides of evaporator 400, is met
Different air-supply demands.If for example, only opening the first axial-flow fan 210, the first electric heater unit 610 can be only opened,
If only opening the second axial-flow fan 220, the second electric heater unit 620 can be only opened.
Specifically, the first electric heater unit 610 and the second electric heater unit 620 are to extend along the length direction of casing 100
Heating pole.Also, the left end 611 of the first electric heater unit 610 is inserted in the mounting hole 150 in the left side of casing 100 (such as Fig. 6),
The right-hand member 622 of second electric heater unit 620 is inserted in the mounting hole on the right side of casing 100 (such as Fig. 7), the first electric heater unit 610
Right-hand member and the left end of second electric heater unit 620 be detachably connected, to facilitate dismounting.
So far, although those skilled in the art will appreciate that herein it is detailed have shown and described it is of the present utility model more
Individual exemplary embodiment, still, still can be public according to the utility model in the case where not departing from the spirit and scope of the utility model
The content opened directly determines or derived many other variations or modifications for meeting the utility model principle.Therefore, this practicality is new
The scope of type is understood that and regarded as to cover other all these variations or modifications.
Claims (10)
- A kind of 1. wall-hanging air conditioner indoor unit, it is characterised in that including：Casing, there is air inlet and air outlet, and its length direction is horizontally disposed；Evaporator, it is arranged in the casing, heat exchange is carried out for the air with entering from the air inlet in the casing, Form heat exchange wind；AndFirst axial-flow fan and the second axial-flow fan, the left and right sides of the casing internal is separately positioned on, for by the heat Exchange wind and blow to interior from the left side of the air outlet and right side；Two temperature sensors, it is respectively used to detect the left side coil temperature and right side coil temperature of the evaporator, the wall Hanging air-conditioner indoor machine is configured to：When the coil temperature of at least side is less than default cryogenic temperature or higher than default heating temperature When, protect compressor shutdown.
- 2. wall-hanging air conditioner indoor unit according to claim 1, it is characterised in thatThe axis clamping acute angle of each flabellum of first axial-flow fan and first axial-flow fan, so that described first passes through The air-out direction of flow fan deflection to the left；AndThe axis clamping acute angle of each flabellum of second axial-flow fan and second axial-flow fan, so that described second passes through The air-out direction of flow fan deflection to the right.
- 3. wall-hanging air conditioner indoor unit according to claim 1, it is characterised in thatWhole flabellums of first axial-flow fan are parallel to each other；AndWhole flabellums of second axial-flow fan are parallel to each other.
- 4. wall-hanging air conditioner indoor unit according to claim 3, it is characterised in thatAngle between the axis of the flabellum of first axial-flow fan and first axial-flow fan is between 10~20 °；AndAngle between the axis of the flabellum of second axial-flow fan and second axial-flow fan is between 10~20 °.
- 5. wall-hanging air conditioner indoor unit according to claim 3, it is characterised in thatThe flabellum of first axial-flow fan and the angle of axis are equal to the flabellum of second axial-flow fan and the angle of axis.
- 6. wall-hanging air conditioner indoor unit according to claim 1, it is characterised in thatThe motor of first axial-flow fan is arranged on the left part of first axial-flow fan；AndThe motor of second axial-flow fan is arranged on the right part of second axial-flow fan.
- 7. wall-hanging air conditioner indoor unit according to claim 1, it is characterised in thatFirst axial-flow fan is identical with the length of second axial-flow fan.
- 8. wall-hanging air conditioner indoor unit according to claim 1, it is characterised in thatThe axis collinear of first axial-flow fan and second axial-flow fan is set.
- 9. wall-hanging air conditioner indoor unit according to claim 1, it is characterised in thatThe axis of the axis of first axial-flow fan and second axial-flow fan clamps obtuse angle, so that both form opening court On " V " type structure.
- 10. wall-hanging air conditioner indoor unit according to claim 1, it is characterised in thatFirst axial-flow fan is identical with the steering of second axial-flow fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720648834.2U CN207081081U (en) | 2017-06-06 | 2017-06-06 | Wall-hanging air conditioner indoor unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720648834.2U CN207081081U (en) | 2017-06-06 | 2017-06-06 | Wall-hanging air conditioner indoor unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207081081U true CN207081081U (en) | 2018-03-09 |
Family
ID=61436850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720648834.2U Active CN207081081U (en) | 2017-06-06 | 2017-06-06 | Wall-hanging air conditioner indoor unit |
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| Country | Link |
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| CN (1) | CN207081081U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110822632A (en) * | 2019-11-18 | 2020-02-21 | 广东美的制冷设备有限公司 | Air conditioner and control method and device thereof |
-
2017
- 2017-06-06 CN CN201720648834.2U patent/CN207081081U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110822632A (en) * | 2019-11-18 | 2020-02-21 | 广东美的制冷设备有限公司 | Air conditioner and control method and device thereof |
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