CN208186523U - Air conditioner indoor unit - Google Patents

Abstract

The utility model relates to air conditioner indoor unit comprising: annular casing, axis extend along the longitudinal direction, and have 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 has the multiple arcs heat exchanging segment of the circumferentially-spaced distribution along annular casing, and the air-flow that heat exchanger was configured to and flowed through each of which arc heat exchanging segment carries out heat exchange；Air flow drive device, it is set to the inside of annular casing, and is disposed for that the fraction entered in annular casing through air-inlet grille is promoted to flow to round wind outlet after the heat exchange of multiple arcs heat exchanging segment and another part air-flow entered in annular casing through air-inlet grille is promoted directly to flow to round wind outlet by the gap between two neighboring arc heat exchanging segment.Blowing range is wide in the air conditioning chamber of the utility model, good appearance, structure are simple, and blows that soft, comfort is preferable.

Description

Air conditioner indoor unit

Technical field

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

Background technique

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 in rectangle.These existing air conditioner indoor unit are not only easy to appear 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 of appearance is higher, 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 improve the mildness of air conditioner indoor unit air-supply, to improve user's Comfortable sexual experience.

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

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

Annular casing, axis extend along the longitudinal direction, and have positioned at rear side and along its circumferentially distributed air inlet lattice 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 with the circumferentially-spaced distribution along the annular casing Multiple arcs heat exchanging segment, the air-flow that the heat exchanger was configured to and flowed through each of which arc heat exchanging segment carry out heat exchange；

Air flow drive device, is set to the inside of the annular casing, and is disposed for promoting through the air-inlet grille The round wind outlet is flowed to after the heat exchange of the multiple arc heat exchanging segment into the fraction in the annular casing and is promoted Another part air-flow entered in the annular casing through the air-inlet grille is set directly to pass through the two neighboring arc heat exchange Gap between section flows to the round wind outlet.

Optionally, the heat exchanger includes surrounding the cold of closed ring or semiclosed arc along the circumferential direction of the annular casing Matchmaker manages and multiple heat exchange fin groups for being threaded through on the refrigerant pipe, is spaced and sets between the two neighboring heat exchange fin group Set, each heat exchange fin group includes the heat exchange fin of multiple close arrangements so that each heat exchange fin group and Refrigerant tube section where it is respectively formed an arc heat exchanging segment.

Optionally, the contour line of the refrigerant pipe is in the first arc curve, and the refrigerant pipe is by its refrigerant inlet end along institute The circumferential reciprocation extension of the first arc curve is stated to its refrigerant exit end；Or

Curve, the refrigerant pipe are returned by its refrigerant inlet end along the loop curve contour line of the refrigerant pipe in a ring Rotation extends to its refrigerant exit end.

Optionally, the contour line of the refrigerant pipe is in the first arc curve or loop curve, and the refrigerant pipe is by its refrigerant Arrival end extends to its refrigerant exit end along first arc curve or the loop curve with S-shaped track detour.

Optionally, the air conditioner indoor unit further includes for collecting the condensation generated on each section of arc heat exchanger The condensed water collecting device of water, the condensed water collecting device include:

Upper water tray is set to the inside of the heat exchanger top half along the circumferential direction of the heat exchanger, for collecting The condensed water that the top half of the heat exchanger generates；

Lower accepting water disk is set to the outside of the heat exchanger lower half portion, along the circumferential direction 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 water tray and the lower accepting water disk, with the condensation for collecting the upper water tray 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 water tray has the catchment tray in outside, to allow the upper water tray 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, thus by the aqueduct flow to it is described under connect Water pond.

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

Any section radially intercepted of the lower accepting water disk is in the curve convexly curved towards 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 annular casing includes the back casing of the front casing body of annular, the preceding inner housing of annular and annular；

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 inside edge and outer ledge along its circumferentially extending, 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, thus in institute It states to limit between back casing, the preceding inner housing and the front casing body and contains space, the arc heat exchanger and the gas Stream driving device is installed in described contain in space.

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 entire air conditioner indoor unit 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, It can be used as ornament.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 heat exchanger that the utility model uses has multiple arcs along the circumferentially-spaced distribution of annular casing Shape heat exchanging segment forms gap between two neighboring arc heat exchanging segment, under the driving effect of air flow drive device, through air-inlet grille Into only fraction can flow through arc heat exchanging segment and exchange heat in the air-flow in casing, another part air-flow is straight without heat exchange Connect the gap flowed through between two neighboring arc heat exchanging segment.The natural airflow of air-flow and non-heat exchange after heat exchange all blows to annular and goes out Air port forms mixed airflow after being mixed near round wind outlet.When mixed airflow blows to human body, can achieve it is cool and Not cold, the warm effect without heat, improves the mildness and comfort of the air-supply of air conditioner indoor unit 1.

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 arc heat exchanger along the circumferentially extending of annular casing.However, transporting When row, condensed water can be all generated on each section of arc heat exchanger, condensed water can drip down under its own gravity. Therefore, 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 also one of difficult point and the emphasis of design.The utility model 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 arc heat exchanger, and discharge To the outside of annular casing, so that condensing drip be avoided to drop down on arc heat exchanger compresses lower section or other component or be trapped in machine Shell bottom and bring security risk.

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.

Detailed description of the invention

Some specific realities of the utility model are described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter Apply example.Identical appended drawing reference denotes same or similar part 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 schematic knot after heat exchanger and the condensed water collecting device assembly according to the utility model one embodiment Composition；

Fig. 5 is the schematic diagram according to the heat exchanger of the utility model another embodiment；

Fig. 6 is the schematic structure exploded view according to the condensed water collecting device of the utility model one embodiment；

Fig. 7 is the schematic cross sectional views of the upper water tray of the cutting line X-X interception in Fig. 6；

Fig. 8 is the lower accepting water disk of the cutting line Y-Y interception in Fig. 6 and the schematic cross sectional views of drainpipe；

Fig. 9 is the schematic diagram according to the back casing of the utility model one embodiment；

Figure 10 is the schematic diagram according to first curve of the utility model one embodiment；

Figure 11 is the schematic diagram according to second curve of the utility model one embodiment.

Specific embodiment

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.The sky of the utility model Adjusting indoor unit 1 includes annular casing 10, heat exchanger 20 and air flow drive device 30.

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 is rotated along respective predefined paths in perpendicular 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 circles 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 substitutions 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.

Fig. 4 is the schematic knot after heat exchanger and the condensed water collecting device assembly according to the utility model one embodiment Composition, Fig. 5 are the schematic diagrams according to the heat exchanger of the utility model another embodiment.Heat exchanger 20 is set to annular The inside of casing 10, and there is the multiple arcs heat exchanging segment 25 of the circumferentially-spaced distribution along annular casing 10, i.e., two neighboring arc Gap is formed between shape heat exchanging segment 25.The air-flow that heat exchanger 20 was configured to and flowed through each of which arc heat exchanging segment 25 carries out hot friendship It changes, thus after making it become the heat exchange of temperature higher (when air conditioner indoor unit heats) or temperature lower (when air conditioner indoor unit freezes) Air-flow.The shape that multiple arcs heat exchanging segment 25 surrounds and the shape of annular casing 10 match.For example, when annular casing 10 is in When circular ring shape, the shape that multiple arcs heat exchanging segment 25 surrounds can be circular ring shape；When annular casing 10 is oval, multiple arcs The shape that shape heat exchanging segment 25 surrounds can be oval ring.

Air flow drive device 30 is set to the inside of annular casing 10, and be disposed for promoting through air-inlet grille 110 into Enter fraction in annular casing 10 flowed to after the heat exchange of multiple arcs heat exchanging segment 25 round wind outlet 120 and promote through into Another part air-flow that style grid 110 enter in annular casing 10 directly passes through the gap between two neighboring arc heat exchanging segment 25 Flow to round wind outlet 120.That is, entering annular through air-inlet grille 110 under the driving effect of air flow drive device 30 Each arc heat exchanging segment 25 that only fraction can flow through heat exchanger 20 in air-flow in casing 10 exchanges heat, another part gas Stream is without heat exchange directly through the gap between two neighboring arc heat exchanging segment 25.The nature of air-flow and non-heat exchange after heat exchange Air-flow all blows to round wind outlet 120, forms mixed airflow after being mixed near round wind outlet 120.Work as mixed airflow It when blowing to human body, can achieve cool without cold, the warm effect without heat, improve the mildness of the air-supply of air conditioner indoor unit 1 and relax Adaptive.Also, the utility model does not have to additional designs mixed-flow structure, can be real only by the structure design of heat exchanger 20 itself Existing good mixed flow effect, structure is simple, and cost is relatively low.

In some embodiments of the utility model, heat exchanger 20 includes surrounding closed ring along the circumferential direction of annular casing 10 Or semiclosed arc refrigerant pipe 21 and multiple heat exchange fin groups for being threaded through on refrigerant pipe 21, two neighboring heat exchange fin group Between be spaced setting, each heat exchange fin group includes the heat exchange fin 22 of multiple close arrangements, so that each heat exchange fin Group and the refrigerant tube section where it are respectively formed an arc heat exchanging segment 25, to simplify the structure of heat exchanger 20.

In some alternate embodiments of the utility model, each arc heat exchanging segment of heat exchanger 20 can also be one Independent heat exchange unit all has independent refrigerant pipe and heat exchange fin, is spaced setting between two heat exchange units that are connected.

The contour line of refrigerant pipe is also illustrated in Fig. 4 and Fig. 5.In some embodiments of the utility model, referring to figure 4, the contour line of refrigerant pipe 21 is in the first arc curve N, and refrigerant pipe 21 is by its refrigerant inlet end 211 along first arc curve The circumferential reciprocation extension of N is to its refrigerant exit end 212.Each heat exchange fin 22 is the sheet radially extended along heat exchanger 20 Fin.It should be noted that the contour line of the so-called refrigerant pipe 21 of the utility model means what 21 entirety of refrigerant pipe was showed General shape.That is, heat exchanger 20 is using multiple circles refrigerant pipe, every circle is substantially along above-mentioned first arc curve N Extend, and every circle all has notch.Every circle refrigerant pipe runs through all heat exchange fins 22, each heat exchange fin 22 quilt simultaneously The refrigerant pipe of all circles runs through.At this point, the arc that the whole shape in annular casing 10 of heat exchanger 20 matches, is changed for arc Hot device.For example, heat exchanger 20 can be arc-shaped heat exchanger when annular casing 10 is in circular ring shape；When annular casing 10 is in ellipse When round, heat exchanger 20 can be ellipse arc heat exchanger.Since the axis of annular casing 10 extends along the longitudinal direction, The axis of heat exchanger 20 also extends along the longitudinal direction, and heat exchanger 20 also has inner outline and outer contour, heat exchanger 20 Inner outline and outer contour are semi-enclosed arc curve in perpendicular.

In other embodiments of the utility model, referring to Fig. 5, the contour line of refrigerant pipe 21 curve M in a ring, refrigerant Pipe 21 extends to its refrigerant exit end 212 along loop curve M convolution by its refrigerant inlet end 211.Each heat exchange fin 22 It is the plate fins radially extended along heat exchanger 20.That is, heat exchanger 20 is using multiple circles refrigerant pipe, every circle Substantially extend along above-mentioned loop curve M.At this point, the annular that the whole shape in annular casing 10 of heat exchanger 20 matches, For circular heat exchanger.For example, heat exchanger 20 can be round heat exchanger when annular casing 10 is in circular ring shape；When annular casing 10 it is oval when, heat exchanger 20 can be oval ring heat exchanger.Since the axis of annular casing 10 extends along the longitudinal direction, Therefore, the axis of heat exchanger 20 also extends along the longitudinal direction, and heat exchanger 20 also has inner outline and outer contour, heat exchanger 20 inner outline and outer contour is the closed ring curve in perpendicular.

In the other embodiment of the utility model, refrigerant pipe 21 can also be by its refrigerant inlet end 211 along above-mentioned first Arc curve or above-mentioned loop curve extend to its refrigerant exit end 212 with S-shaped track detour.At this point, each heat exchange fin 22 It is the curved fins concentric with heat exchanger 20.I.e. each heat exchange fin 22 is bent perpendicular to above-mentioned first arc curve or annular Projection in the basic plane of the central axis of line is the arc coaxial with above-mentioned first arc curve or loop curve, same Projection of the multiple heat exchange fins 22 of a arc heat exchanging segment 25 in the basic plane is bent along above-mentioned first arc curve or annular The radial direction of line is arranged successively from inside to outside.That is, refrigerant pipe of the heat exchanger 20 using snakelike bending.

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 drip down under its own gravity.Cause This, condensation water collection be can not ignore, meanwhile, for the casing of this kind of shape and arc heat exchanger, the receipts of condensed water Collection is also one of difficult point and emphasis of design

For this purpose, annular air conditioner indoor unit 1 further includes for collecting heat exchanger 20 in some embodiments of the utility model The condensed water collecting device 80 of the condensed water generated on each section can be collected and be generated on each section of heat exchanger 20 Condensed water, and it is emitted into the outside of annular casing 10, so that condensing drip be avoided to drop down onto 20 compresses lower section of heat exchanger or other portions On part or it is trapped in bottom of shell and brings security risk.

Fig. 6 is the schematic structure exploded view according to the condensed water collecting device of the utility model one embodiment.Into one Step ground, condensed water collecting device 80 include upper water tray 81, lower accepting water disk 82 and aqueduct 83.Upper water tray 81 is along heat exchanger 20 circumferential direction is set to the inside of 20 top half of heat exchanger, the condensation generated with the top half for collecting heat exchanger 20 Water.Lower accepting water disk 82 is set to the outside of 20 lower half portion of heat exchanger along the circumferential direction of heat exchanger 20, at least for collecting heat exchange The condensed water that the lower half portion of device 20 generates.Aqueduct 83 is connected to the upper water tray and the lower accepting water disk, with for by The condensate water guide that drip tray 81 is collected is to lower accepting water disk 82, to directly or indirectly be emitted into annular by lower accepting water disk 82 The outside of 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 some embodiments, heat exchanger 20 is circular ring shape arc heat exchanger.Therefore, the wheel of upper water tray 81 The semicircular arc that profile is substantially protruding upward out, the contour line of lower accepting water disk 82 are 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 In the upper water tray 81 of inside, the condensed water that 20 lower half portion of heat exchanger generates is dropped to be located under its own gravity and be changed On the lower accepting water disk 82 in hot 20 outside of device, the condensed water collected in upper water tray 81 is guided to lower accepting water disk by aqueduct 83 82, so that annular casing 10 be discharged, avoid the generation of 20 top half of heat exchanger 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 annular air conditioner indoor unit 1.

In some embodiments of the utility model, the end of upper water tray 81 has the catchment tray 811 in outside, with The condensed water for allowing upper water tray 81 to accept collects 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. 7 is the schematic cross sectional views of the upper water tray of the cutting line X-X interception in Fig. 6.The one of the utility model In a little embodiments, any section radially intercepted of upper water tray 81 is in the arc curve S convexly curved towards its inside. That is, upper water tray 81 extends along the arc curve S protruded towards its inside in front-rear direction.In other words, upper water tray 81 for accept the outer surface of condensed water be the curved surface being recessed to the geometric center of upper water tray 81, be 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. 8 is the lower accepting water disk of the cutting line Y-Y interception in Fig. 6 and the schematic cross sectional views of drainpipe.It is practical at this In novel some embodiments, any section radially intercepted of lower accepting water disk 82 is in the song convexly curved towards 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 and incline Oblique linear section 823.Lower accepting water disk 82 with angled straight lines section is compared to section in the drip tray of a circle arc curve For, tilt angle and slope are all bigger, and faster, therefore condensed water can quickly collect side by side the flow velocity of condensed water on it 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 any ratio of the range between 1:1~1:2, 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 water tray 81 and lower accepting water disk 82 It avoids improving condensed water as much as possible in the gathering speed of upper water tray 81 and lower accepting water disk 82 under the premise of generating constructive interference 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 water tray 81 End passes through two aqueducts 83 respectively and is connected to lower accepting water disk 82.Each end of upper water tray 81 is equipped with a catchment tray 811。

In some embodiments of the utility model, heat exchanger 20 further includes the internal tube plate for being set to 22 inside of heat exchange fin (not shown) and the outer tube plate (not shown) for being set to the outside of heat exchange fin 22, refrigerant pipe 21 be supported on internal tube plate and Between outer tube plate, outer tube plate is connected with annular casing 10.Specifically, outer tube plate can by screw or other suitable modes with Back casing 143 is fastenedly connected.Upper water tray 81 is connected to internal tube plate, and lower accepting water disk 82 is connected to outer tube plate.Upper water tray 81 with It can be fastenedly connected by screw or other suitable modes between internal tube plate and between lower accepting water disk 82 and outer tube plate.

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.Fig. 9 is the schematic diagram according to the back casing of the utility model one embodiment. Back casing 143 has inner side edge edge 1432 and side edge section 1433 along its circumferentially extending.It is emphasized that here " inside " means along the side radially adjacent to its center of back casing 143, and correspondingly, " outside " here means along back casing 143 side radially away from its center.The rear side of preceding inner housing 142 is connected to the inner side edge edge 1432 of back casing 143, preceding The rear side of outer housing 141 is connected to the side edge section 1433 of back casing 143, thus in back casing 143,142 and of preceding inner housing It is limited between front casing body 141 and contains space, heat exchanger 20 and air flow drive device 30 are installed in and contain 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 is by leaking to indoor environment at the other positions in addition to round wind outlet 120.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, before round wind outlet 120 is formed 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 provided with the convex backward of the housing wall of back casing 143 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 relationship 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 of each section in air port 120 radially is all the same.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 the open central collar aperture in front and back 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 by central this negative pressuren zone of collar aperture 130, jet stream goes out from back to front, and with sent out through round wind outlet 120 Air-flow mixing after heat exchange.It when mixed airflow blows to human body, can achieve cool without cold, the warm effect without heat, improve The mildness and comfort that air conditioner indoor unit 1 is blown.

As it can be seen that the opening of central 130 rear side of 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.Figure 10 It is the schematic diagram according to first curve of the utility model one embodiment.First curve 150 includes from the front to the back The first section 151 and the second section 152 for setting gradually and being glossily connected, the first section 151 and the second section 152 are along Figure 10 In 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, Neng Gouzeng The size in space is contained in big toroidal shell 10, consequently facilitating installation heat exchanger 20 and air flow drive device 30, on the other hand, also It may make central collar aperture 130 flaring from the front to the back, i.e., the section of going out is cut perpendicular to plane in the front-back direction in the edge of central collar aperture 130 Area is gradually increased from the front to the back, so that air-flow is sent out after flowing through central collar aperture 130 in diffusion type, to promote through center Mixing between the non-heat exchange air-flow of the submitting of collar aperture 130 and the heat exchange air-flow sent out through round wind outlet 120, improves mixing effect Fruit, thus further expansion 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.Figure 11 It is the schematic diagram according to second curve of the utility model one embodiment.Second curve 160 includes from the front to the back The third section 161 and the 4th section 162 for setting gradually and being glossily connected, third section 161 and the 4th section 162 are along Figure 11 In 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 in the inside of round wind outlet 120 with the second section 152 of preceding inner housing 142 The necking part of sectional area rapid drop, in order to improve the wind velocity out of round wind outlet 120.

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 It is flowed into annular casing 10, and after the heat exchange of heat exchanger 20 towards round wind outlet 120.Specifically, under high pressure, annular Ion wind generation apparatus can be by the air ionization in annular casing 10, so that a large amount of charged particle is generated, in electric field masterpiece Under, a large amount of charged particles do directed movement, so as to form ion wind.Due to the working 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 using annular ion wind generation apparatus under high pressure, 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 also may include along annular casing 10 Circumferentially distributed multiple small-sized axial flow blowers or other kinds of blower.

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 removing 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 in annular casing 10 from rear 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 set it is net in air flow drive device 30 and annular Change between 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 some embodiments, air conditioner indoor unit 1, which may also comprise, is set to The pedestal 70 of annular 10 lower section of casing, to be used to support annular casing 10.

Height when air conditioner indoor unit 1 is desktop air-conditioning indoor unit, where round wind outlet 120 and central collar aperture 130 Just at the middle part of human height, therefore, cold airflow sinking is led 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 The device or component of indication or suggestion meaning 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 is practical new The range of type is understood that and regards as to cover all such other variations or modifications.

Claims (10)

1. a kind of air conditioner indoor unit characterized by comprising

Annular casing, axis extend along the longitudinal direction, and have 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 with the multiple of the circumferentially-spaced distribution along the annular casing Arc heat exchanging segment, the air-flow that the heat exchanger was configured to and flowed through each of which arc heat exchanging segment carry out heat exchange；And

Air flow drive device, is set to the inside of the annular casing, and is disposed for promoting to enter through the air-inlet grille It is described annular casing in fraction through the multiple arc heat exchanging segment heat exchange after flow to the round wind outlet and promote through Another part air-flow that the air-inlet grille enters in the annular casing directly pass through the two neighboring arc heat exchanging segment it Between gap flow to the round wind outlet.

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

The heat exchanger includes surrounding the refrigerant pipe of closed ring or semiclosed arc along the circumferential direction of the annular casing and wearing The multiple heat exchange fin groups being located on the refrigerant pipe are spaced setting between the two neighboring heat exchange fin group, each described Heat exchange fin group includes the heat exchange fin of multiple close arrangements, so that each heat exchange fin group and the refrigerant where it Tube section is respectively formed an arc heat exchanging segment.

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

The contour line of the refrigerant pipe is in the first arc curve, and the refrigerant pipe is bent along first arc by its refrigerant inlet end The circumferential reciprocation extension of line is to its refrigerant exit end；Or

Curve, the refrigerant pipe are prolonged by its refrigerant inlet end along the loop curve convolution contour line of the refrigerant pipe in a ring Extend to its refrigerant exit end.

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

The contour line of the refrigerant pipe is in the first arc curve or loop curve, and the refrigerant pipe is by its refrigerant inlet end along described First arc curve or the loop curve extend to its refrigerant exit end with S-shaped track detour.

5. air conditioner indoor unit according to claim 1, which is characterized in that further include for collecting each area of the heat exchanger The condensed water collecting device of the condensed water generated in section, the condensed water collecting device include:

Upper water tray is set to the inside of the heat exchanger top half along the circumferential direction of the heat exchanger, with described for collecting The condensed water that the top half of heat exchanger generates；

Lower accepting water disk is set to the outside of the heat exchanger lower half portion along the circumferential direction of the heat exchanger, at least for collecting The condensed water that the lower half portion of the heat exchanger generates；And

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

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

The end of the upper water tray has the catchment tray in outside, with the condensed water that allows the upper water tray to accept 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 into the aqueduct by the through-hole, to flow to the lower accepting water by the aqueduct Disk.

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

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

Any section radially intercepted of the lower accepting water disk is in the curve convexly curved towards 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.

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

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

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 inside edge and outer ledge along its circumferentially extending, is connected to institute on rear side of 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, thus after described 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.

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.