CN207936298U - Air conditioner indoor unit - Google Patents

Abstract

The utility model is related to air conditioner indoor unit, including：Annular casing, axis extend along the longitudinal direction, and with positioned at rear side and along its circumferentially distributed air-inlet grille and positioned at its front side and along its circumferentially distributed round wind outlet；Heat exchanger is set to the inside of annular casing, and along the circumferentially extending or distribution of annular casing, and is configured to carry out heat exchange at least partly air-flow via air-inlet grille entered in annular casing；Air flow drive device, is set to the inside of annular casing, and is disposed for promoting the air-flow in annular casing to be flowed towards round wind outlet；And condensed water collecting device, it is disposed for the condensed water generated on each section for collecting heat exchanger, and be emitted into the outside of annular casing.Blowing range is wide in the air conditioning chamber of the utility model, good appearance, and the condensed water generated on each section of heat exchanger can be emitted into the outside of annular casing in time, avoid condensed water from accumulating and bring security risk in annular casing.

Description

Air conditioner indoor unit

Technical field

The utility model is related to air-conditioning techniques, more particularly to a kind of air conditioner indoor unit.

Background technology

Currently, traditional air conditioner indoor unit have it is vertical and two kinds wall-mounted.Existing wall-hanging indoor unit of air conditioner is length Strip is exchanged heat using bendable evaporator, and uses the fan-type drivings such as cross flow fan, axial flow blower or centrifugal blower Component is blown, and air outlet is usually strip.Existing vertical air-conditioner indoor unit is the column placed vertically, is utilized board-like Evaporator exchanges heat, and is blown using the fan-type driving part such as cross flow fan, axial flow blower or centrifugal blower, air-supply Mouth is rectangular.These existing air conditioner indoor unit are not only susceptible to apparent visual aestheticly tired, but also the air-supply model of air outlet It encloses also smaller, influences the usage experience of user, it is right for the desktop air-conditioning indoor unit being placed on The requirement higher of appearance, and because closer apart from user, the uncomfortable experience of user is more prominent.

Utility model content

One purpose of the utility model is intended to overcome at least one defect in the prior art, provides a kind of blowing range Wide and good appearance air conditioner indoor unit.

One of the utility model is further objective is that avoid the inside of air conditioner indoor unit from accumulating condensed water.

Another of the utility model is further objective is that improve collection and the discharge efficiency of condensed water.

To achieve the goals above, the utility model provides a kind of air conditioner indoor unit, including：

Annular casing, axis extend along the longitudinal direction, and with positioned at rear side and circumferentially distributed into style along its Grid and positioned at its front side and along its circumferentially distributed round wind outlet；

Heat exchanger is set to the inside of the annular casing, and along the circumferentially extending or distribution of the annular casing, and matches It is set to and carries out heat exchange at least partly air-flow entered in the annular casing via the air-inlet grille；

Air flow drive device, is set to the inside of the annular casing, and is disposed for promoting in the annular casing Air-flow flowed towards the round wind outlet；And

Condensed water collecting device is disposed for the condensed water generated on each section for collecting the heat exchanger, side by side It puts to the outside of the annular casing.

Optionally, the condensed water collecting device includes：

Upper accepting water disk, along the circumferentially disposed in the inside of the heat exchanger top half of the heat exchanger, for collecting The condensed water that the top half of the heat exchanger generates；

Lower accepting water disk, along the circumferentially disposed outside in the heat exchanger lower half portion of the heat exchanger, to be at least used for Collect the condensed water that the lower half portion of the heat exchanger generates；And

Aqueduct is connected to the upper accepting water disk and the lower accepting water disk, for the condensation for collecting the upper accepting water disk Water is guided to the lower accepting water disk, to be directly or indirectly emitted into outside the annular casing by the lower accepting water disk.

Optionally, the end of the upper accepting water disk has the catchment tray in outside, to allow the upper accepting water disk to accept Condensed water collected in the catchment tray along its outer surface；And

Through-hole is offered on the bottom wall of the catchment tray, the upper end of the aqueduct is connected to the through-hole, to allow Condensed water in catchment tray is stated to flow into the aqueduct by the through-hole, to by the aqueduct flow to it is described under connect Water pond.

Optionally, any section radially intercepted of the upper accepting water disk is in towards the convexly curved arc in its inside Curve；And/or

Any section radially intercepted of the lower accepting water disk is in towards the convexly curved curve in its outside, the song Line includes intermediate circular arc shaped sectors and is symmetrically connected to two linear sections of the intermediate circular arc shaped sectors front and rear sides.

Optionally, the quantity of the aqueduct is two, and two ends of the upper accepting water disk are respectively by described in two Aqueduct is connected to the lower accepting water disk.

Optionally, the heat exchanger includes refrigerant pipe, multiple heat exchange fins for being threaded through on the refrigerant pipe, is set to institute The outer tube plate stated the internal tube plate on the inside of heat exchange fin and be set on the outside of the heat exchange fin, the refrigerant pipe are supported in described Between tube sheet and the outer tube plate, the outer tube plate connects with the annular machine shell phase；And

The upper accepting water disk is connected to said inner tube plate, and the lower accepting water disk is connected to the outer tube plate.

Optionally, the annular casing includes the front casing body of annular, the preceding inner housing of annular and annular back casing；

The preceding inner housing is set to the inside of the front casing body, and the shell of the preceding inner housing and the front casing body There are gaps between body wall；And

The back casing has along the inside edge of its circumferentially extending and outer ledge, the rear side connection of the preceding inner housing To the inside edge of the back casing, the outer ledge of the back casing is connected on rear side of the front casing body, in institute It states to limit between back casing, the preceding inner housing and the front casing body and contains space, the heat exchanger and the air-flow drive Dynamic device is installed in described contain in space.

Optionally, the heat exchanger is the continuous and closed circular heat exchanger along the circumferentially extending of the annular casing； Or

The heat exchanger includes the multiple arcs heat exchanging segment along the circumferentially-spaced distribution of the annular casing；Or

The heat exchanger is the continuous and semi-enclosed arc heat exchanger along the circumferentially extending of the annular casing, the arc The bottom-open of needle recuperator.

Optionally, the air flow drive device is the closed annular ion wind hair along the circumferentially extending of the annular casing Generating apparatus.

Optionally, the air conditioner indoor unit is desktop air-conditioning indoor unit.

The air conditioner indoor unit of the utility model has annular casing, may make that entire air conditioner indoor unit is in original in style ring Shape, annular air conditioner indoor unit is beautiful unique, fresh and new, especially for the desktop air-conditioning indoor unit being placed on, Ornament can be used as.Meanwhile air conditioner indoor unit opens up round wind outlet on front side of it, realizes 360 ° of extensive angle air-supplies, expands Big blowing range, avoids local big gas shock, improves the comfort level experience of user.

Further, since the casing of the air conditioner indoor unit of the utility model uses the annular of original creation, in order to improve Heat exchange efficiency simplifies structure, and the utility model also uses the heat exchanger of circumferentially extending or the distribution along annular casing.However, When operation, condensed water can be all generated on each section of heat exchanger, condensed water can down drip under its own gravity.Cause This, condensation water collection be can not ignore, meanwhile, for the casing of this kind of shape and heat exchanger, the collection of condensed water It is one of difficult point and the emphasis of design.The utility model is on the basis of devising the casing and heat exchanger of special shape, into one Step devises condensed water collecting device, can collect the condensed water generated on each section of heat exchanger, and be emitted into annular The outside of casing, to avoid condensing drip from dropping down onto on heat exchanger compresses lower section or other component or be trapped in bottom of shell and band Carry out security risk.

Further, the utility model additionally provides a kind of specific implementation of condensed water collecting device, i.e., by upper The design of drip tray, the structure of lower accepting water disk and aqueduct and position so that the condensed water drippage that heat exchanger top half generates The condensing drip that supreme drip tray, heat exchanger lower half portion generate drops down onto lower accepting water disk, and the condensed water of upper accepting water disk passes through water guide Pipe is guided to lower accepting water disk, and casing is directly or indirectly discharged by lower accepting water disk.It is generated on each section of heat exchanger as a result, Condensed water can be collected and be discharged in time.

Further, the utility model is particularly designed by the shape to upper accepting water disk and lower accepting water disk, can be Avoid generate constructive interference under the premise of improve as much as possible condensed water upper accepting water disk and lower accepting water disk gathering speed and stream Dynamic speed, to improve collection and the discharge efficiency of condensed water.

According to the accompanying drawings to the detailed description of the utility model specific embodiment, those skilled in the art will be more Add the above-mentioned and other purposes, advantages and features of clear the utility model.

Description of the drawings

Some specific realities of the utility model are described in detail by way of example rather than limitation with reference to the accompanying drawings hereinafter Apply example.Identical reference numeral denotes same or similar component or part in attached drawing.It should be appreciated by those skilled in the art that The drawings are not necessarily drawn to scale.In attached drawing：

Fig. 1 is the schematic diagram according to the air conditioner indoor unit of the utility model one embodiment；

Fig. 2 is the schematic structure exploded view according to the air conditioner indoor unit of the utility model one embodiment；

Fig. 3 is the schematic cross sectional views according to the air conditioner indoor unit of the utility model one embodiment；

Fig. 4 is the heat exchanger according to the utility model one embodiment and the schematic knot after condensed water collecting device assembly Composition；

Fig. 5 is the schematic structure exploded view according to the condensed water collecting device of the utility model one embodiment；

Fig. 6 is the schematic cross sectional views of the upper accepting water disk of the cutting line X-X interceptions in Fig. 5；

Fig. 7 is the schematic cross sectional views of the lower accepting water disk and drainpipe of the cutting line Y-Y interceptions in Fig. 5；

Fig. 8 is the schematic diagram according to first curve of the utility model one embodiment；

Fig. 9 is the schematic diagram according to second curve of the utility model one embodiment；

Figure 10 is the heat exchanger according to the utility model another embodiment and the signal after condensed water collecting device assembly Property structure chart；

Figure 11 is the heat exchanger according to the utility model another embodiment and the signal after condensed water collecting device assembly Property structure chart.

Specific implementation mode

The utility model embodiment provides a kind of air conditioner indoor unit, and Fig. 1 is the sky according to the utility model one embodiment The schematic diagram of indoor unit is adjusted, Fig. 2 is the schematic structure according to the air conditioner indoor unit of the utility model one embodiment Exploded view, Fig. 3 are the schematic cross sectional views according to the air conditioner indoor unit of the utility model one embodiment.Referring to Fig. 1 to Fig. 3, The air conditioner indoor unit 1 of the utility model includes annular casing 10, heat exchanger 20, air flow drive device 30 and condensed water collecting device 80。

The axis of annular casing 10 extends along the longitudinal direction.Specifically, annular casing 10 has inner outline and outer profile Line, inner outline and outer contour are that the axis on front-rear direction rotates in perpendicular along respective predefined paths It is formed by within one week the closed ring curve with preset shape.The outer contour and inner outline of toroidal shell 10 can be in circle The closed ring of ring-type, oval ring-type, class oval ring-type, heart or other shapes grace.The outer contour of toroidal shell 10 Shape and the shape of its inner outline may be the same or different.Also, annular casing 10 has positioned at rear side and along it Circumferentially distributed air-inlet grille 110 and positioned at its front side and along its circumferentially distributed round wind outlet 120.Indoor air-flow can be through Air-inlet grille 110 enters in annular casing 10, and the air-flow in annular casing 10 can be sent to interior through round wind outlet 120.Air inlet Multiple air inlets are formed on grid 110, multiple air inlets are uniformly distributed along the circumferential direction of annular casing 10.Air-inlet grille 110 is excellent It is selected as closed annular, annular air-inlet grille 110 is distributed on the entire circumferential enclosure wall of annular casing 10.In some replacements Property embodiment in, half envelope on the partial sector of air-inlet grille 110 or the circumferential enclosure wall that is distributed in annular casing 10 Closed curve shape, such as arch door shape.

The air conditioner indoor unit 1 of the utility model has annular casing 10, may make entire air conditioner indoor unit 1 in original in style Annular, annular air conditioner indoor unit 1 is beautiful unique, fresh and new, especially for the desktop air-conditioning room being placed on Interior machine can be used as ornament.Meanwhile the air conditioner indoor unit of the utility model opens up round wind outlet on front side of it, realizes 360 ° of extensive angle air-supplies, expand blowing range, avoid local big gas shock, improve the comfort level experience of user.

Heat exchanger 20 is set to the inside of annular casing 10, and along the circumferentially extending or distribution of annular casing 10, and configures Heat exchange is carried out at at least partly air-flow entered in annular casing 10 via air-inlet grille 110, to make it become temperature Air-flow after the heat exchange of higher (when air conditioner indoor unit heats) or temperature relatively low (when air conditioner indoor unit freezes).

Air flow drive device 30 is set to the inside of annular casing 10, and is disposed for promoting the gas in annular casing 10 Stream is flowed towards round wind outlet 120.

Condensed water collecting device 80 is disposed for the condensed water generated on each section for collecting heat exchanger 20, and discharges To the outside of annular casing 10.

Since the casing of the air conditioner indoor unit 1 of the utility model uses the annular of original creation, in order to improve heat exchange effect Rate simplifies structure, and the utility model also uses the heat exchanger 20 of circumferentially extending or the distribution along annular casing 10.However, transporting When row, condensed water can be all generated on each section of heat exchanger 20, condensed water can down drip under its own gravity.Cause This, condensation water collection be can not ignore, meanwhile, for the casing of this kind of shape and heat exchanger, the collection of condensed water It is one of difficult point and the emphasis of design.The utility model on the basis of devising casing and heat exchanger 20 of special shape, into One step devises condensed water collecting device 80, can collect the condensed water generated on each section of heat exchanger 20, and discharge To the outside of annular casing 10, to avoid condensing drip from dropping down onto on 20 compresses lower section of heat exchanger or other component or be trapped in machine Shell bottom and bring security risk.

Fig. 4 is the heat exchanger according to the utility model one embodiment and the schematic knot after condensed water collecting device assembly Composition, Fig. 5 are the schematic structure exploded views according to the condensed water collecting device of the utility model one embodiment.In this practicality In some novel embodiments, condensed water collecting device 80 includes upper accepting water disk 81, lower accepting water disk 82 and aqueduct 83.On connect Water pond 81 is along the circumferentially disposed in the inside of 20 top half of heat exchanger of heat exchanger 20, for collecting the first half of heat exchanger 20 Divide the condensed water generated.Lower accepting water disk 82 is along the circumferentially disposed outside in 20 lower half portion of heat exchanger of heat exchanger 20, at least The condensed water that lower half portion for collecting heat exchanger 20 generates.Aqueduct 83 is connected to the upper accepting water disk and the lower accepting water Disk, for the condensate water guide of collecting upper accepting water disk 81 to lower accepting water disk 82, to by lower accepting water disk 82 directly or Ground connection is emitted into the outside of annular casing 10.

It should be noted that the top half of heat exchanger 20 and the division surface of lower half portion are by the several of annular casing 10 What center and horizontally extending plane.Mean it close to annular casing 10 on the inside of a certain component (such as heat exchanger 20) The side of geometric center correspondingly means it far from 10 geometry of annular casing on the outside of a certain component (such as heat exchanger 20) The side of the heart.

Specifically, in the embodiment shown in fig. 4, heat exchanger 20 is annulus needle recuperator.Therefore, the profile of upper accepting water disk 81 The contour line of the semicircular arc that line is substantially protruding upward out, lower accepting water disk 82 is substantially in the semicircular arc protruded downward.

The condensed water that 20 top half of heat exchanger generates as a result, is dropped under its own gravity positioned at heat exchanger 20 On the upper accepting water disk 81 of inside, the condensed water of 20 lower half portion of heat exchanger generation is dropped to be located under its own gravity and be changed On the lower accepting water disk 82 in 20 outside of hot device, the condensed water collected on upper accepting water disk 81 is guided to lower accepting water disk by aqueduct 83 82, to which annular casing 10 be discharged, avoid 20 top half of heat exchanger generation condensing drip drop down onto its lower half portion or its His component is trapped in the bottom of annular casing 10 and brings security risk.

In some embodiments of the utility model, condensed water collecting device 80 further includes drainpipe 84, is connect under connection The exterior space of water pond 82 and annular casing 10, outside the condensed water elimination on lower accepting water disk 82 to annular casing 10.

Specifically, the bottom of lower accepting water disk 82 has the discharge outlet 821 for its interior condensed water to be discharged, drainpipe 84 and row The mouth of a river 821 is connected, and bends and extend to outside annular casing 10 backwards in the lower section of lower accepting water disk 82.Drainpipe 84 can as a result, It is hidden in the rear side of annular casing 10, in favor of improving the good appearance of air conditioner indoor unit 1.

In some embodiments of the utility model, the end of upper accepting water disk 81 has the catchment tray 811 in outside, with The condensed water that upper accepting water disk 81 is accepted is allowed to be collected in catchment tray 811 along its outer surface 81a.On the bottom wall of catchment tray 811 Through-hole 812 is offered, the upper end of aqueduct 83 is connected to through-hole 812, to allow the condensed water in catchment tray 811 to pass through through-hole 812 flow into aqueduct 83, to flow to lower accepting water disk 82 by aqueduct 83.

Further, aqueduct 83 is bendingly extended downward into the rear side of heat exchanger 20 by the upper end backward, and is being exchanged heat The rear vertical of device 20 or the inner surface 82a for obliquely extending downward into lower accepting water disk 82, to be hidden in the rear side of heat exchanger 20, In favor of improving the good appearance of air conditioner indoor unit 1.

Fig. 6 is the schematic cross sectional views of the upper accepting water disk of the cutting line X-X interceptions in Fig. 5.The one of the utility model In a little embodiments, any section radially intercepted of upper accepting water disk 81 is in towards the convexly curved arc curve S in its inside. That is, upper accepting water disk 81 extends along the arc curve S protruded towards its inside in front-rear direction.In other words, upper accepting water disk 81 outer surface for accepting condensed water is the curved surface that the geometric center of upward drip tray 81 is recessed, and is thus both convenient for collecting cold Condensate, and the interference in structure will not be caused with preceding inner housing 142.

Further, above-mentioned arc curve S can be circle arc curve, and diameter of a circle where the circle arc curve can be Any value of the range between 30~45mm, such as 30mm, 33mm, 36mm, 39mm, 42mm or 45mm.

Fig. 7 is the schematic cross sectional views of the lower accepting water disk and drainpipe of the cutting line Y-Y interceptions in Fig. 5.In this practicality In some novel embodiments, any section radially intercepted of lower accepting water disk 82 is in towards the convexly curved song in its outside Line, the curve include intermediate circular arc shaped sectors 822 and are symmetrically connected between two of 822 front and rear sides of circular arc shaped sectors inclining Oblique linear section 823.Lower accepting water disk 82 with angled straight lines section is compared to the drip tray that section is in a circle arc curve For, angle of inclination and slope all biggers, faster, therefore condensed water can quickly collect side by side the flow velocity of condensed water on it Go out.Since lower accepting water disk 82 is in the outside of heat exchanger 20, do not have to consider that the constructive interference of itself and preceding inner housing 142 is asked Topic.

Further, the ratio between 822 place diameter of a circle of the length of each linear section 823 and intermediate circular arc shaped sectors Value is range 1:1~1:Any ratio between 2, such as 1:1、1:1.3、1:1.5、1:1.7、1:1.9 or 1:2, with more Conducive to collecting for condensed water.

It, can be as it can be seen that the utility model is particularly designed by the shape to upper accepting water disk 81 and lower accepting water disk 82 Avoid generate constructive interference under the premise of improve as much as possible condensed water upper accepting water disk 81 and lower accepting water disk 82 gathering speed And flowing velocity, to improve collection and the discharge efficiency of condensed water.

In some embodiments of the utility model, the quantity of aqueduct 83 can be two, two of upper accepting water disk 81 End is connected to by two aqueducts 83 with lower accepting water disk 82 respectively.Each end of upper accepting water disk 81 is equipped with a catchment tray 811。

In some embodiments of the utility model, heat exchanger 20 may include refrigerant pipe 21, be threaded through on refrigerant pipe 21 Multiple heat exchange fins 22, the internal tube plate 23 for being set to 22 inside of heat exchange fin and the outer tube plate for being set to 22 outside of heat exchange fin 24, refrigerant pipe 21 is supported between internal tube plate 23 and outer tube plate 24, and outer tube plate 24 is connected with annular casing 10.Specifically, outer tube Plate 24 can be fastenedly connected by screw or other suitable modes with back casing 143.Upper accepting water disk 81 is connected to internal tube plate 23, Lower accepting water disk 82 is connected to outer tube plate 24.Between upper accepting water disk 81 and internal tube plate 23 and lower accepting water disk 82 and outer tube plate 24 it Between can be fastenedly connected by screw or other suitable modes.

It will be understood by those skilled in the art that in some alternate embodiments of the utility model, condensed water collecting device 80 can also include three or more than four drip trays, if ensure condensed water that each drip tray is accepted can directly or Annular casing is discharged indirectly.

In some embodiments of the utility model, annular casing 10 include annular front casing body 141, annular it is preceding in The back casing 143 of shell 142 and annular.It is understood that the axis of back casing 143, preceding inner housing 142 and front casing body 141 Line extends along the longitudinal direction.Preceding inner housing 142 is set to the inside of front casing body 141, and preceding inner housing 142 and front casing body There are gaps between 141 housing wall.Back casing 143 has along the inner side edge edge 1432 of its circumferentially extending and side edge section 1433.It is emphasized that " inside " here means along the side radially adjacent to its center of back casing 143, correspondingly, this In " outside " mean along the side radially away from its center of back casing 143.The rear side of preceding inner housing 142 is connected to back casing The rear side of 143 inner side edge edge 1432, front casing body 141 is connected to the side edge section 1433 of back casing 143, to rear It is limited between shell 143, preceding inner housing 142 and front casing body 141 and contains space, heat exchanger 20 and air flow drive device 30 are equal Mounted on containing in space.

Specifically, can lead between preceding inner housing 142 and back casing 143 and between front casing body 141 and back casing 143 Clamping, screw connection or other suitable modes are crossed to be connected.Further, the cooperation interface of preceding inner housing 142 and back casing 143 Between and front casing body 141 and the cooperation interface of back casing 143 between be respectively formed it is gas-tight seal, to prevent annular machine shell 10 Interior air-flow at the other positions in addition to round wind outlet 120 by leaking to indoor environment.For example, can be in preceding inner housing Sealing is set between 142 and the cooperation interface of back casing 143 and between front casing body 141 and the cooperation interface of back casing 143 Circle.

Further, preceding inner housing 142 and front casing body 141 all have respectively along the front side edge of its respective circumferentially extending Edge, round wind outlet 120 be formed in before between inner housing 142 and the forward edge of front casing body 141.The formation of air-inlet grille 110 On back casing 143.

Further, the housing wall of back casing 143 from its inside edge backwards projectedly along back casing 143 it is radial to Its outer ledge is extended to outside.That is, 143 general toroidal tubulose of back casing, the annular tube shaped front side are offered along it The annular opening of circumferentially extending, the outer ledge of the annular opening form the outer ledge of back casing 143, the annular opening Inside edge forms the inside edge of back casing 143.Air-inlet grille 110 is opened in the convex backward of the housing wall of back casing 143 Go out in farthest region.

The utility model further limits into annular casing 10 including front casing body 141, preceding inner housing in a ring 142 and 143 three parts of back casing, and by location layout between front casing body 141, preceding inner housing 142 and back casing 143 and Connection relation limits round wind outlet 120 and the annular for containing heat exchanger 20 and air flow drive device 30 contains sky Between, structure and assembly are all very simple, simplify infrastructure cost and cost of labor.

Specifically, the forward edge of preceding inner housing 142 and front casing body 141 can be rounded, and preceding inner housing 142 The center of circle of circle where forward edge can be overlapped with the center of circle of circle where the forward edge of front casing body 141, so that annular goes out The width all same of each section in air port 120 radially.Before the radius of circle is less than where the forward edge of preceding inner housing 142 The radius of circle where the forward edge of outer housing 141.

In some embodiments of the utility model, the center of annular casing 10 defines front and back open central collar aperture 130, to form negative pressure in central collar aperture 130 when air flow drive device 30 drives and blows, so that indoor without changing The natural wind of heat through central collar aperture 130 from back to front jet stream and go out and with the gas after the heat exchange sent out through round wind outlet 120 Stream mixing.That is, the center collar aperture 130 among annular casing 10 runs through annular casing 10, and center along the longitudinal direction Any part can not be placed in collar aperture 130.Under the driving of air flow drive device 30, air-flow after heat exchange is from round wind outlet 120 send out, at this point, can all form negative pressure, 1 rear of air conditioner indoor unit in the outer periphery of round wind outlet 120 and central collar aperture 130 Natural wind gone out by this negative pressuren zone jet stream from back to front of central collar aperture 130, and with sent out through round wind outlet 120 Air-flow mixing after heat exchange.When mixed airflow blows to human body, can achieve the effect that it is cool without cold, warm without heat, improve The mildness and comfort that air conditioner indoor unit 1 is blown.

As it can be seen that the opening of 130 rear side of central collar aperture forms non-heat exchange wind (i.e. natural wind) import, central collar aperture 130 The opening of front side forms non-heat exchange wind outlet, and round wind outlet 120 is looped around around non-heat exchange wind outlet, in order to Air-flow after the heat exchange sent out through round wind outlet 120 is equably mixed with the natural wind sent out through the outlet of non-heat exchange wind, into One step improves the comfortable sexual experience of user.

In some embodiments of the utility model, preceding inner housing 142 extends from the front to the back along the first curve 150.Fig. 8 is According to the schematic diagram of first curve of the utility model one embodiment.First curve 150 include from the front to the back according to Secondary setting and glossily connected the first section 151 and the second section 152, the first section 151 and the second section 152 are along Fig. 8 Dotted line separate.First section 151 is circle arc curve, and the center of circle of circle is in the first section 151 where the first section 151 Outside.It that is to say, the first section 151 is the circle arc curve of the inside protrusion of inner housing 142 forward, on the one hand, can be increased The size in space is contained in toroidal shell 10, consequently facilitating on the other hand installation heat exchanger 20 and air flow drive device 30 may be used also So that the section face of going out is cut in flaring, the i.e. edge of center collar aperture 130 to central collar aperture 130 perpendicular to plane in the front-back direction from the front to the back Product gradually increases from the front to the back, so that air-flow is sent out after flowing through central collar aperture 130 in diffusion type, is enclosed through center to promote Mixing between the non-heat exchange air-flow that hole 130 is sent out and the heat exchange air-flow sent out through round wind outlet 120, improves mixing effect Fruit, to further expand blowing range.

Further, the second section 152 can be straight line；Second section 152 or circle arc curve, the second section The center of circle of circle where 152 is in the inside of the second section 152, i.e. the second section 152 is that the external of inner housing 142 forward is protruded Circle arc curve.Further, the length that the second section 152 extends is much smaller than the length that the first section 151 extends.

In some embodiments of the utility model, front casing body 141 extends from the front to the back along the second curve 160.Fig. 9 is According to the schematic diagram of second curve of the utility model one embodiment.Second curve 160 include from the front to the back according to Secondary setting and glossily connected third section 161 and the 4th section 162, third section 161 and the 4th section 162 are along Fig. 9 Dotted line separate.Third section 161 is circle arc curve, and the center of circle of circle is in third section 161 where third section 161 Inside.It that is to say, third section 161 is the external circle arc curve protruded of outer housing 141 forward, thus with preceding inner housing 142 the first section 151 matches, and further increases the size that space is contained in toroidal shell 10, and also improve annular The good appearance effect of shell 10.

Further, the 4th section 162 can be straight line；4th section 162 or circle arc curve, the 4th section The center of circle of circle where 162 is in the outside of the 4th section 162, i.e. the 4th section 162 is the inside protrusion of outer housing 142 forward Circle arc curve.Further, the length that the 4th section 162 extends is much smaller than the length that third section 161 extends.As a result, 4th section 162 cooperatively can form one with the second section 152 of preceding inner housing 142 in the inside of round wind outlet 120 The necking part of sectional area rapid drop, in order to which that improves round wind outlet 120 goes out wind velocity.

In some embodiments of the utility model, referring to Fig. 2 and 4, heat exchanger 20 prolongs for the circumferential direction along annular casing 10 The continuous and closed circular heat exchanger stretched.The shape of the circular heat exchanger matches with the shape in annular casing 10.For example, Heat exchanger 20 can be the circular heat exchanger of circular ring shape heat exchanger, oval ring heat exchanger or other shapes grace.Due to annular The axis of casing 10 extends along the longitudinal direction, and therefore, the axis of heat exchanger 20 also extends along the longitudinal direction, and heat exchanger 20 also has It is also the ring seal song in perpendicular to have inner outline and outer contour, the inner outline and outer contour of heat exchanger 20 Line.Further, the contour line of refrigerant pipe is also illustrated in Fig. 4.The contour line of the refrigerant pipe 21 of heat exchanger 20 is bent in a ring Line M, refrigerant pipe 21 extend to its refrigerant exit end 212 by its refrigerant inlet end 211 after several circles of loop curve M convolutions. Substantially extend along above-mentioned loop curve M that is, heat exchanger 20 using multiple circles refrigerant pipe, often encloses.At this point, each Heat exchange fin 22 is the plate fins radially extended along heat exchanger 20.Alternatively, refrigerant pipe 21 by its refrigerant inlet end 211 along this Loop curve M extends to its refrigerant exit end 212 with S-shaped track detour.That is, heat exchanger 20 is using snakelike bending Refrigerant pipe.At this point, each heat exchange fin 22 is ring fin.

Figure 10 is the heat exchanger according to the utility model another embodiment and the signal after condensed water collecting device assembly Property structure chart.The contour line of refrigerant pipe is also illustrated in Figure 10.In other embodiments of the utility model, heat exchanger 20 It include the multiple arcs heat exchanging segment 25 of the circumferentially-spaced distribution along annular casing 10.Heat exchanger 20 is configured to and flows through each of which arc The air-flow of shape heat exchanging segment 25 carries out heat exchange.Air flow drive device 30 enters annular casing 10 for promoting through air-inlet grille 110 Interior fraction flows to round wind outlet 120 after the heat exchange of multiple arcs heat exchanging segment 25 and promotes to enter through air-inlet grille 110 Another part air-flow in annular casing 10 directly flows to annular air by the gap between two neighboring arc heat exchanging segment 25 Mouthfuls 120 so that the air-flow after heat exchange with the natural airflow mixing after-blow of non-heat exchange to human body, further improve air conditioning chamber The comfort that interior machine 1 is blown.

Further, the arc-shaped curve N of the contour line of the refrigerant pipe 21 of heat exchanger 20, refrigerant pipe 21 is by its refrigerant inlet end 211 along the arc curve reciprocation extension to its refrigerant exit end 212, at this point, each heat exchange fin 22 is along heat exchanger 20 The plate fins radially extended.Multiple heat exchange fins 22 of heat exchanger 20 are arranged into multiple heat exchange fin groups on refrigerant pipe 21, Setting is spaced between two neighboring heat exchange fin group, each heat exchange fin group and the refrigerant tube section where it are respectively formed an arc Heat exchanging segment 25.Alternatively, each arc heat exchanging segment of heat exchanger 20 is an independent heat exchange unit, independent refrigerant is all had Pipe and heat exchange fin, be connected two heat exchange units between be spaced setting.

Figure 11 is the heat exchanger according to the utility model another embodiment and the signal after condensed water collecting device assembly Property structure chart.The contour line of refrigerant pipe is also illustrated in Figure 11.In the other embodiment of the utility model, heat exchanger 20 For along the continuous and semi-enclosed arc heat exchanger of the circumferentially extending of annular casing 10, the bottom-open of the arc heat exchanger, shape At a notch.The arc-shaped curve R of contour line of the refrigerant pipe 21 of heat exchanger 20, refrigerant pipe 21 is by its refrigerant inlet end 211 along this Arc curve reciprocation extension is to its refrigerant exit end 212, at this point, each heat exchange fin 22 is radially extending along heat exchanger 20 Plate fins.

In some embodiments of the utility model, air flow drive device 30 is the envelope of the circumferentially extending along annular casing 10 The annular ion wind generation apparatus closed.Annular ion wind generation apparatus is for promoting indoor air through circular air inlet grid 110 Into in annular casing 10, and flowed towards round wind outlet 120 after the heat exchange of heat exchanger 20.Specifically, under high pressure, annular Ion wind generation apparatus can be by the air ionization in annular casing 10, to generate a large amount of charged particle, in electric field masterpiece Under, a large amount of charged particles do directed movement, so as to form ion wind.Due to the operation principle of ion wind generation apparatus itself It is that those skilled in the art are easily obtained, therefore which is not described herein again.

The utility model generates a large amount of charged particles under high pressure using annular ion wind generation apparatus, and charged particle is in electricity Field force effect moves down movable property it is lively can, to form ion wind, wind sense nature and mute air-supply may be implemented, reduces air conditioning chamber Noise when interior machine 1 is run.

In some alternate embodiments of the utility model, air flow drive device 30 can also include along annular casing 10 Circumferentially distributed multiple small-sized axial flow blowers or other kinds of wind turbine.

In some embodiments of the utility model, air conditioner indoor unit 1 further includes annular purge module 40, annular purge mould Block 40 is set in the air current flow direction in annular casing 10, for being removed to the air-flow for flowing to round wind outlet 120 The purification runs such as dirt, sterilization.

Further, heat exchanger 20, air flow drive device 30 and annular purge module 40 are interior from rear in annular casing 10 It sets gradually forward.It may additionally be generated while annular ion wind generation apparatus generates ion wind under high pressure as a result, The pernicious gases such as ozone can be absorbed or be adsorbed by annular purge module 40 before being sent into interior, strengthen clean-up effect.

In some alternate embodiments, heat exchanger 20, air flow drive device 30 and annular purge module 40 are in annular There can also be other distributing orders in casing 10.For example, heat exchanger 20 can be arranged it is net in air flow drive device 30 and annular Between change module 40.

In some embodiments of the utility model, air conditioner indoor unit 1 is desktop air-conditioning indoor unit.Its annular casing 10 Bottom has plane, in order to directly be held on desktop.In Fig. 1 to embodiment illustrated in fig. 3, air conditioner indoor unit 1 can also wrap The pedestal 70 for being set to 10 lower section of annular casing is included, for support annular casing 10.It the top of pedestal 70 can be with annular casing 10 bottom matches.

When air conditioner indoor unit 1 is desktop air-conditioning indoor unit, the height where round wind outlet 120 and central collar aperture 130 Just at the middle part of human height, therefore, cold airflow sinks to leading when thermal current floats, freezes when overcoming traditional air conditioner heating Cause the defect of heating and cooling time length.

It will be understood by those skilled in the art that unless otherwise specified, it is so-called in the utility model embodiment "inner", "outside", " cross ", "front", "rear" etc. are for indicating that the term of orientation or positional relationship is actually made with air conditioner indoor unit 1 For on the basis of state, these terms are merely for convenience of describing and understanding the technical solution of the utility model, rather than It indicates or implies that signified device or component must have a particular orientation, therefore should not be understood as the limit to the utility model System.

So far, although those skilled in the art will appreciate that the more of the utility model have been shown and described in detail herein A exemplary embodiment still, still can be according to the utility model public affairs in the case where not departing from the spirit and scope of the utility model The content opened directly determines or derives many other variations or modifications for meeting the utility model principle.Therefore, this practicality is new The range of type is understood that and regards as to cover other all these variations or modifications.

Claims (10)

1. a kind of air conditioner indoor unit, which is characterized in that including：

Annular casing, axis extend along the longitudinal direction, and with positioned at rear side and along its circumferentially distributed air-inlet grille and Positioned at its front side and along its circumferentially distributed round wind outlet；

Heat exchanger is set to the inside of the annular casing, and along the circumferentially extending or distribution of the annular casing, and is configured to Heat exchange is carried out at least partly air-flow entered in the annular casing via the air-inlet grille；

Air flow drive device, is set to the inside of the annular casing, and is disposed for promoting the gas in the annular casing Stream is flowed towards the round wind outlet；And

Condensed water collecting device is disposed for the condensed water generated on each section for collecting the heat exchanger, and is emitted into The outside of the annular casing.

2. air conditioner indoor unit according to claim 1, which is characterized in that the condensed water collecting device includes：

Upper accepting water disk, along the circumferentially disposed in the inside of the heat exchanger top half of the heat exchanger, described in collection The condensed water that the top half of heat exchanger generates；

Lower accepting water disk, along the circumferentially disposed outside in the heat exchanger lower half portion of the heat exchanger, to be at least used to collect The condensed water that the lower half portion of the heat exchanger generates；And

Aqueduct is connected to the upper accepting water disk and the lower accepting water disk, and the condensed water for collecting the upper accepting water disk is led It is flow to the lower accepting water disk, to be directly or indirectly emitted into outside the annular casing by the lower accepting water disk.

3. air conditioner indoor unit according to claim 2, which is characterized in that

The end of the upper accepting water disk has the catchment tray in outside, with allow the condensed water that the upper accepting water disk is accepted along Its outer surface collects in the catchment tray；And

Through-hole is offered on the bottom wall of the catchment tray, the upper end of the aqueduct is connected to the through-hole, to allow the remittance Condensed water in sink is flowed by the through-hole in the aqueduct, to flow to the lower accepting water by the aqueduct Disk.

4. air conditioner indoor unit according to claim 2, which is characterized in that

Any section radially intercepted of the upper accepting water disk is in towards the convexly curved arc curve in its inside；And/or

Any section radially intercepted of the lower accepting water disk is in towards the convexly curved curve in its outside, the curve packet It includes intermediate circular arc shaped sectors and is symmetrically connected to two linear sections of the intermediate circular arc shaped sectors front and rear sides.

5. air conditioner indoor unit according to claim 2, which is characterized in that

The quantity of the aqueduct is two, two ends of the upper accepting water disk respectively by two aqueducts with it is described Lower accepting water disk is connected to.

6. air conditioner indoor unit according to claim 2, which is characterized in that

The heat exchanger includes refrigerant pipe, is threaded through on the refrigerant pipe multiple heat exchange fins are set to the heat exchange fin The internal tube plate of inside and the outer tube plate being set on the outside of the heat exchange fin, the refrigerant pipe are supported on said inner tube plate and described Between outer tube plate, the outer tube plate connects with the annular machine shell phase；And

The upper accepting water disk is connected to said inner tube plate, and the lower accepting water disk is connected to the outer tube plate.

7. air conditioner indoor unit according to claim 1, which is characterized in that

The annular casing includes the front casing body of annular, the preceding inner housing of annular and annular back casing；

The preceding inner housing is set to the inside of the front casing body, and the housing wall of the preceding inner housing and the front casing body Between there are gaps；And

The back casing has is connected to institute on rear side of the inside edge of its circumferentially extending and outer ledge, the preceding inner housing The inside edge of back casing is stated, the outer ledge of the back casing is connected on rear side of the front casing body, in the rear It is limited between shell, the preceding inner housing and the front casing body and contains space, the heat exchanger and air stream drives dress It sets and is installed in described contain in space.

8. air conditioner indoor unit according to claim 1, which is characterized in that

The heat exchanger is the continuous and closed circular heat exchanger along the circumferentially extending of the annular casing；Or

The heat exchanger includes the multiple arcs heat exchanging segment along the circumferentially-spaced distribution of the annular casing；Or

The heat exchanger is the continuous and semi-enclosed arc heat exchanger along the circumferentially extending of the annular casing, and the arc changes The bottom-open of hot device.

9. air conditioner indoor unit according to claim 1, which is characterized in that

The air flow drive device is the closed annular ion wind generation apparatus along the circumferentially extending of the annular casing.

10. air conditioner indoor unit according to claim 1, which is characterized in that

The air conditioner indoor unit is desktop air-conditioning indoor unit.