CN208186563U - Desktop air-conditioning indoor unit - Google Patents

Abstract

The utility model relates to desktop air-conditioning indoor units, comprising: annular casing has the central collar aperture of front and back perforation, 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；First Heat Exchanger is set to the inside of annular casing, and along the circumferentially extending or distribution of annular casing, and is configured to controllably carry out heat exchange with the air-flow entered via air-inlet grille in annular casing；Annular ion wind generation apparatus, is set to the inside of annular casing, and is configured to controllably promote the air-flow in annular casing to flow towards round wind outlet, to form ion wind；And pedestal, it is set to the lower section of annular casing, to be used to support annular casing.High voltage power supply for providing high pressure for annular ion wind generation apparatus is set in pedestal.The desktop air-conditioning indoor unit stability of strutting system of the utility model is good, blowing range is wide, air output is big, good appearance, noise are smaller.

Description

Desktop air-conditioning indoor unit

Technical field

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

Background technique

Currently, traditional air conditioner indoor unit have it is vertical and two kinds wall-mounted.Body accumulates larger, wall-mounted interior in vertical chamber Machine hangs more and is fixed at the higher position of wall, therefore the installation difficulty of both indoor units is all bigger and is difficult to move.

Also, existing wall indoor unit is strip, is exchanged heat using bendable evaporator, and uses through-flow Blower, axial flow blower or centrifugal blower are blown, and air outlet is usually strip.Existing vertical indoor unit is placed vertically Column is exchanged heat using plate-type evaporator, and is blown using 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 is smaller to enclose also narrow, air output.

Meanwhile the noise that fan-type driving part generates at runtime is larger, influences the usage experience of user, especially For the desktop air-conditioning indoor unit being placed on, because closer apart from user, this uncomfortable experience is more prominent Out.

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 Extensively, noise is small and the desktop air-conditioning indoor unit of good appearance.

One of the utility model is further objective is that improve the stability of desktop air-conditioning indoor unit.

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

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

Annular casing, central collar aperture with front and back perforation, 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；

First Heat Exchanger, is set to the inside of the annular casing, and along the circumferentially extending or distribution of the annular casing, And it is configured to controllably carry out heat exchange with the air-flow entered in the annular casing via the air-inlet grille；

Annular ion wind generation apparatus, is set to the inside of the annular casing, and is configured to controllably promote the ring Air-flow in shape casing is flowed towards the round wind outlet, to form ion wind；And

Pedestal is set to the lower section of the annular casing, to be used to support the annular casing, wherein

High voltage power supply for providing high pressure for the annular ion wind generation apparatus is set in the pedestal.

Optionally, plane, the annular casing bottom are all had at the top of the bottom of the annular casing and the pedestal The plane in portion and the plane of the base top abut against.

Optionally, the pedestal includes chassis for being held on placement surface and is located on the chassis Shell, to form hollow structure in the chassis interior；And

The chassis is equipped with the positioning column for being limited to the high voltage power supply and is used for the high voltage power supply The buckle being maintained on the chassis.

Optionally, the First Heat Exchanger is the circular heat exchanger or arc to match with the shape of the annular casing internal Needle recuperator, and there is the circumferential direction along the annular casing to surround the refrigerant pipe of closed ring or semiclosed arc and be threaded through Multiple heat exchange fins on the refrigerant pipe；And

The refrigerant pipe extends to its refrigerant exit end along its contour line by its refrigerant inlet end with S-shaped track detour, or Person, the refrigerant pipe extend to its refrigerant exit end along the circumferential reciprocation extension of its contour line or convolution by its refrigerant inlet end.

Optionally, the desktop air-conditioning indoor unit further include:

Second heat exchanger is set in the central collar aperture, and is configured to controllably carry out hot friendship with the air for flowing through it It changes；And

Blower is set in the central collar aperture, and is configured to that indoor air is controllably promoted to enter from the front to the back In the center collar aperture, and flow through after second heat exchanger to preceding blowout.

Optionally, second heat exchanger is that the plate to match with the shape of the partial sector of the central collar aperture exchanges heat Device, the axis that second heat exchanger extends along the longitudinal direction perpendicular to the central collar aperture；And/or

The blower is axial flow blower, and the axis of the axial flow blower is overlapped with the axis of the central collar aperture.

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 First Heat Exchanger and the ring Shape ion wind generation apparatus is installed in described contain in space.

Optionally, the preceding inner housing extends from the front to the back along the first curve, and first curve includes from the front to the back It sets gradually and glossily connected the first section and the second section, first section is circle arc curve；And described first The center of circle of circle is in the outside of first section where section；And/or

The front casing body extends from the front to the back along the second curve, and second curve includes setting gradually from the front to the back And the third section and the 4th section being glossily connected, the third section are circle arc curve；And where the third section The round center of circle is in the inside of the third section.

Optionally, the desktop air-conditioning indoor unit further includes condensed water collecting device, and the condensed water collecting device includes

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

Lower accepting water disk is set to the outside of the First Heat Exchanger lower half portion along the circumferential direction of the First Heat Exchanger, with The condensed water at least generated for collecting the lower half portion of the First Heat Exchanger；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, 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 inclined straight lines of the intermediate circular arc shaped sectors front and rear sides Section.

The desktop air-conditioning indoor unit of the utility model has annular casing, may make entire air conditioner indoor unit in original in style Annular, annular air conditioner indoor unit is beautiful unique, fresh and new, can be used as ornament.Meanwhile air conditioner indoor unit is before it Side opens up round wind outlet, realizes 360 ° of extensive angle air-supplies, expands blowing range, avoid local big gas shock, Improve the comfort level experience of user.Meanwhile the utility model is generated largely under high pressure using annular ion wind generation apparatus Charged particle, charged particle electric field force effect move down movable property it is lively can, to form ion wind, wind sense nature and may be implemented Mute air-supply reduces the noise when operation of desktop air-conditioning indoor unit.

Further, desktop air-conditioning indoor unit also has the pedestal being arranged in below annular casing, and high voltage power supply setting exists In pedestal, on the one hand, the contact area between indoor unit and desktop can be increased by pedestal, improve the stability of complete machine structure, On the other hand, the position of centre of gravity of complete machine is reduced, using the weight of high voltage power supply to further ensure that complete machine structure stability.By This, can avoid the phenomenon that toppling over or rocking occur when indoor unit operation.In addition, high voltage power supply is as in the pedestal of relative closure, It can avoid user's electric shock, more securely and reliably.

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 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 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, so that condensing drip be avoided to drop down on heat exchanger compresses lower section or other component or be trapped in bottom of shell and band Carry out 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 desktop air-conditioning indoor unit of the utility model one embodiment；

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

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

Fig. 4 is the schematic structure exploded view according to the pedestal of the utility model one embodiment；

Fig. 5 is the schematic diagram according to the back casing of the utility model one embodiment；

Fig. 6 is the schematic diagram according to first curve of the utility model one embodiment；

Fig. 7 is the schematic diagram according to second curve of the utility model one embodiment；

Fig. 8 is the signal after First Heat Exchanger and the condensed water collecting device assembly according to the utility model one embodiment Property structure chart；

Fig. 9 is the schematic structure exploded view according to the condensed water collecting device of the utility model one embodiment；

Figure 10 is the schematic cross sectional views of the upper water tray of the cutting line X-X interception in Fig. 9；

Figure 11 is the lower accepting water disk of the cutting line Y-Y interception in Fig. 9 and the schematic cross sectional views of drainpipe.

Specific embodiment

The utility model embodiment provides a kind of desktop air-conditioning indoor unit, and Fig. 1 is according to the utility model one embodiment Desktop air-conditioning indoor unit schematic diagram, Fig. 2 is the desktop air-conditioning indoor unit according to the utility model one embodiment Schematic structure exploded view, Fig. 3 is the schematic sectional according to the desktop air-conditioning indoor unit of the utility model one embodiment Figure.Referring to Fig. 1 to Fig. 3, the desktop air-conditioning indoor unit 1 of the utility model include annular casing 10, First Heat Exchanger 20, annular from Sub- wind generation apparatus 30 and pedestal 70.

Annular casing 10 has the central collar aperture 130 of front and back perforation, that is to say the axis of annular casing 10 along the longitudinal direction Extend.Specifically, annular casing 10 has inner outline and outer contour, and inner outline and outer contour are around front and back Upward axis rotates a circle along respective predefined paths be formed by the closed ring with preset shape in perpendicular Curve.The outer contour and inner outline of toroidal shell 10 can annular in shape, oval ring-type, class oval ring-type, heart or its The closed ring of his shape grace.The shape of the outer contour of toroidal shell 10 can be identical with the shape of its inner outline, It can be different.Also, annular casing 10 has positioned at rear side and along its 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 enter in annular casing 10 through air-inlet grille 110, annular Air-flow inside casing 10 can be sent to interior through round wind outlet 120.Multiple air inlets are formed on air-inlet grille 110, it is multiple Air inlet is uniformly distributed along the circumferential direction of annular casing 10.Air-inlet grille 110 is preferably closed annular, annular air-inlet grille 110 are distributed on the entire circumferential enclosure wall of annular casing 10.In some alternate embodiments, air-inlet grille 110 can also be with The semiclosed curved shape on partial sector to be distributed in the circumferential enclosure wall of annular casing 10, such as arch door shape.

The desktop air-conditioning indoor unit 1 of the utility model has annular casing 10, may make that entire desktop air-conditioning indoor unit 1 is in Original in style annular, annular desktop air-conditioning indoor unit 1 is beautiful unique, fresh and new, can be used as ornament, is placed in table Face.Meanwhile the desktop air-conditioning indoor unit of the utility model opens up round wind outlet on front side of it, realizes 360 ° of extensive angles and send Wind expands blowing range, avoids local big gas shock, improves the comfort level experience of user.Also, annular air outlet Mouth 120 and the height where central collar aperture 130 are just at the middle part of human height, therefore, when overcoming traditional air conditioner heating Cold airflow sinks to causing the defect of heating and cooling time length when thermal current floats, freezes.

First Heat Exchanger 20 is set to the inside of annular casing 10, and along the circumferentially extending or distribution of annular casing 10, and It is configured to controllably carry out heat exchange with the air-flow entered in annular casing 10 via air-inlet grille 110, so that it be made to become temperature Air-flow after spending the heat exchange of higher (when air conditioner indoor unit heats) or temperature lower (when air conditioner indoor unit freezes).

Annular ion wind generation apparatus 30 is set to the inside of annular casing 10, and is configured to controllably promote annular casing The air-flow after heat exchange in 10 is flowed towards round wind outlet 120, to form ion wind.That is, annular ion wind occurs Device 30 is for promoting indoor air to enter in annular casing 10 through circular air inlet grid 110, and towards round wind outlet 120 Flowing.Specifically, under high pressure, annular ion wind generation apparatus 30 can be by the air ionization in annular casing 10, to produce Raw a large amount of charged particle, under electric field force effect, 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 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 30 under high pressure, and charged particle exists Electric 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 Noise when indoor unit 1 is run.

Pedestal 70 is set to the lower section of annular casing 70, to be used to support annular casing 10, increases indoor unit and desktop Between contact area, improve the stability of complete machine structure.Further, for being provided for annular ion wind generation apparatus 30 The high voltage power supply 90 of high pressure is set in pedestal 70.Using high voltage power supply 90 weight reduce complete machine position of centre of gravity, with into One step ensures complete machine structure stability.It can avoid the phenomenon that toppling over or rocking occur when indoor unit operation as a result,.In addition, high pressure Power supply 90 is as in the pedestal of relative closure, can avoid user's electric shock, more securely and reliably.

Fig. 4 is the schematic structure exploded view according to the pedestal of the utility model one embodiment.In the utility model In some embodiments, the bottom of annular casing 10 and the top of pedestal 70 all have plane, the plane of annular 10 bottom of casing 1431 abut against with the plane at the top of pedestal 70, to ensure that annular casing 10 can be stably supported.In other embodiments In, the mating surface of annular casing 10 and pedestal 70 may be the suitable curved surface such as convex surface, concave surface.Further, pedestal 70 with It can be connected by screw to, be clamped or other suitable modes link together between annular casing 10.

In some embodiments of the utility model, pedestal 70 includes the chassis 72 and cover for being held on placement surface The upper casing 73 being located on chassis 72, to form the hollow structure of relative closure inside pedestal 70.Chassis 72 be equipped with for pair The positioning column 721 that high voltage power supply 90 is limited and the buckle 722 for being maintained at high voltage power supply 90 on chassis 72.High-voltage electricity Source 90 is fixed in pedestal 70 by positioning column 721 and buckle 722, fixed and easy to disassemble.

In some embodiments of the utility model, First Heat Exchanger 20 is to match with the shape inside annular casing 10 Circular heat exchanger or arc heat exchanger.For example, First Heat Exchanger 20 can be circular ring shape when annular casing 10 is in circular ring shape Heat exchanger or circular arc needle recuperator；When annular casing 10 is oval, First Heat Exchanger 20 can be oval ring heat exchanger Or ellipse arc heat exchanger.Since the axis of annular casing 10 extends along the longitudinal direction, the axis of First Heat Exchanger 20 Extend along the longitudinal direction, and First Heat Exchanger 20 also has inner outline and outer contour, the inner outline of First Heat Exchanger 20 With the ring seal curve or semi-enclosed arc curve that outer contour is in perpendicular.

Further, there is First Heat Exchanger 20 circumferential direction along annular casing 10 to surround closed ring or semiclosed arc Refrigerant pipe 21 and the multiple heat exchange fins 22 being threaded through on refrigerant pipe 21.There are many extension modes of refrigerant pipe 21.For example, In some embodiments, refrigerant pipe 21 can extend to its refrigerant along its contour line by its refrigerant inlet end 211 with S-shaped track detour and go out Mouth end 212.That is, refrigerant pipe of the First Heat Exchanger 20 using snakelike bending.At this point, each heat exchange fin 22 is The concentric curved fins with First Heat Exchanger 20.I.e. each heat exchange fin 22 is in the central axis perpendicular to First Heat Exchanger 20 Projection in basic plane is the arc coaxial with First Heat Exchanger 20, throwing of multiple heat exchange fins 22 in the basic plane Shadow is arranged successively from inside to outside along the radial direction of First Heat Exchanger 20.When First Heat Exchanger 20 is circular heat exchanger, refrigerant pipe 21 Contour line can be closed ring curve；When First Heat Exchanger 20 is arc heat exchanger, the contour line of refrigerant pipe 21 can be with For semi-enclosed arc curve.It should be noted that the contour line of the so-called refrigerant pipe 21 of the utility model means refrigerant pipe 21 The whole general shape showed.

In further embodiments, refrigerant pipe 21 can also back and forth be prolonged by its refrigerant inlet end 212 along the circumferential direction of its contour line It stretches or circles round and extend to its refrigerant exit end 212.That is, First Heat Exchanger 20 is using multiple circles refrigerant pipe.At this point, Each heat exchange fin 22 is the plate fins radially extended along First Heat Exchanger 20.

In some embodiments of the utility model, desktop air-conditioning indoor unit 1 further includes the second heat exchanger 50 and blower 60. Second heat exchanger 50 is set in central collar aperture 130, and is configured to controllably carry out heat exchange with the air for flowing through it, to make Air-flow after its heat exchange for becoming temperature higher (when air conditioner indoor unit heats) or temperature lower (when air conditioner indoor unit freezes).

Blower 60 is set in central collar aperture 130, and is configured to that indoor air is controllably promoted to enter from the front to the back In central collar aperture 130, and flow through after the second heat exchanger 50 to preceding blowout.Specifically, the rear port of central collar aperture 130 form by Blower 60 drives and the air inlet of the air-flow of generation, and the front port of central collar aperture 130, which forms, to be driven by blower 60 and generated The air outlet of air-flow.Further, air outlet grate 132, the shape of air outlet grate 132 are equipped at the front port of central collar aperture 130 Match with the shape of the front port of central collar aperture 130, to improve safety, the promotion shape aesthetic feeling that air conditioner indoor unit 1 uses.

Since central collar aperture 130 is formed in the channel of entire annular 10 center of casing and front and back perforation, in central collar aperture After being specifically designed blower 60 and the second heat exchanger 50 in 130, may make central collar aperture 130 formed it is straight it is straight go out (i.e. laggard before go out) Air duct, windage and crushing are all smaller, therefore can largely improve the air output of air conditioner indoor unit 1.Meanwhile blower 60 and second setting of heat exchanger 50 not will increase the thickness of air conditioner indoor unit 1 in the longitudinal direction so that air conditioner indoor unit 1 is more Add exquisiteness.

Blower 60 may include flabellum 61 and the motor 62 for driving flabellum 61 to rotate, and flabellum 61 and motor 62 pass through one Bracket 63 is supported in central collar aperture 130.The stabilizer blade of bracket 63 can be fixed in such a way that grafting, screw connect or other are suitable On annular casing 10, such as it is fixed on back casing 143.

Further, the second heat exchanger 50 is that the plate to match with the shape of the partial sector of central collar aperture 130 exchanges heat Device, and the axis that the second heat exchanger 50 extends along the longitudinal direction perpendicular to central collar aperture 130.Specifically, central collar aperture 130 is along vertical The cross sectional shape directly cut out in plane in the front-back direction is similar with the shape that the inner outline of toroidal shell 10 is surrounded, such as It can be round, ellipse, heart-shaped or other graceful shapes.In the embodiment depicted in figure 2, the second heat exchanger 50 is circular slab Shape, i.e., it is discoid.

In some embodiments of the utility model, blower 60 is axial flow blower, and the axis of the axial flow blower and center are enclosed The axis in hole 130 is overlapped.Complicated air duct or spiral case can be saved as a result, simplify the structure of desktop air-conditioning indoor unit 1.

In some embodiments of the utility model, annular ion wind generation apparatus 30 and blower 60 are configured to controllably select One starting controllably starts simultaneously, so that air conditioner indoor unit 1 has only through the driving air-supply of annular ion wind generation apparatus 30 Silent mode, only by blower 60 driving air-supply Wind Volume mode or pass through annular ion wind generation apparatus 30 and blower 60 The superpower air supply pattern of air-supply is driven simultaneously.

Specifically, when the only starting of annular ion wind generation apparatus 30 operation, annular ion wind generation apparatus 30 is in height Pressure generates a large amount of charged particles, and charged particle moves down the lively energy of movable property in electric field force effect, to form ion wind.It is indoor Air enters in annular casing 10 through circular air inlet grid 110, and send after the heat exchange of First Heat Exchanger 20 from annular air supply mouth 120 Out.Wind sense is naturally, noise is smaller, at this point, air conditioner indoor unit 1 is operable with silent mode.

When the only starting of blower 60 operation, room air enters through the rear port of central collar aperture 130, and through the second heat exchange Device 50 is sent out after exchanging heat from the front port of central collar aperture 130, is directly gone out since air-flow is straight, loss is smaller, at this point, air conditioning chamber Interior machine 1 is operable with Wind Volume mode.

When annular ion wind generation apparatus 30 and blower 60 start operation simultaneously, the two respectively place supply air system simultaneously There is air-flow submitting in the front side of connection, round wind outlet 120 and central collar aperture 130, therefore air output increases, at this time air conditioner indoor unit 1 is operable with superpower air supply pattern.As it can be seen that the air conditioner indoor unit 1 of the utility model can be by annular ion wind generation apparatus 30 and the start-up and shut-down control of blower 60 realize a variety of air supply patterns, meet the diversified demand of user.

In other embodiments of the utility model, the central collar aperture 130 of annular casing 10 can be that is, central with vacant Any part is not installed in collar aperture 130.It is formed in central collar aperture 130 when annular ion wind generation apparatus 30 drives and blows negative Pressure so that the indoor natural wind without heat exchange through central collar aperture 130 from back to front jet stream and go out and go out with through annular Air-flow mixing after the heat exchange that air port 120 is sent out.That is, under the driving of annular ion wind generation apparatus 30, after heat exchange Air-flow sent out from round wind outlet 120, at this point, can all be formed in the outer periphery of round wind outlet 120 and central collar aperture 130 negative Pressure, the natural wind at 1 rear of air conditioner indoor unit pass through central collar aperture 130 this negative pressuren zone from back to front jet stream out, and with warp Air-flow mixing after the heat exchange that round wind outlet 120 is sent out.When mixed airflow blows to human body, can achieve cool without cold, warm Without the effect of heat, the mildness and comfort of the air-supply of air conditioner indoor unit 1 are improved.

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. 5 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, First Heat Exchanger 20 and annular ion wind generation apparatus 30 are installed in and contain In space.Specifically, can pass through 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 connected.Further, the cooperation interface of preceding inner housing 142 and back casing 143 it 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 in annular machine shell 10 Air-flow 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 limit round wind outlet 120 and with 30 shape phase of First Heat Exchanger 20 and annular ion wind generation apparatus The annular matched contains space, and structure and assembly are all very simple, simplifies 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, preceding inner housing 142 extends from the front to the back along the first curve 150.Fig. 6 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. 6 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, is capable of increasing The size in space is contained in toroidal shell 10, consequently facilitating installation First Heat Exchanger 20 and annular ion wind generation apparatus 30, separately On the one hand, it also may make central collar aperture 130 flaring from the front to the back, i.e., the edge of central collar aperture 130 is perpendicular to plane in the front-back direction It cuts the area of section to be 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 Mixing between the non-heat exchange air-flow sent out through central collar aperture 130 and the heat exchange air-flow sent out through round wind outlet 120, mentions High mixed effect, 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.Fig. 7 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. 7 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.

Since the casing of the desktop air-conditioning indoor unit 1 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 First Heat Exchanger 20 of circumferentially extending or the distribution along annular casing 10.So And condensed water can be all generated at runtime, on each section of First Heat Exchanger 20, condensed water can be under its own gravity It drips down.Therefore, condensation water collection be can not ignore, meanwhile, for the casing of this kind of shape and arc heat exchanger, The collection of condensed water is also one of difficult point and emphasis of design.

For this purpose, desktop air-conditioning indoor unit 1 further includes for collecting the first heat exchange in some embodiments of the utility model The condensed water collecting device 80 of the condensed water generated on each section of device 20, can collect each section of First Heat Exchanger 20 The condensed water of upper generation, and it is emitted into the outside of annular casing 10, so that condensing drip be avoided to drop down onto 20 lower part of First Heat Exchanger On section or other component or it is trapped in bottom of shell and brings security risk.

Fig. 8 is the signal after First Heat Exchanger and the condensed water collecting device assembly according to the utility model one embodiment Property structure chart, Fig. 9 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 changed along first The circumferential direction of hot device 20 is set to the inside of 20 top half of First Heat Exchanger, with the top half for collecting First Heat Exchanger 20 The condensed water of generation.Lower accepting water disk 82 is set to the outside of 20 lower half portion of First Heat Exchanger along the circumferential direction of First Heat Exchanger 20, With the condensed water at least generated for collecting the lower half portion of First Heat Exchanger 20.Aqueduct 83 is connected to the upper water tray and institute Lower accepting water disk is stated, with the condensate water guide for collecting upper water tray 81 to lower accepting water disk 82, to pass through lower accepting water disk 82 Directly or indirectly it is emitted into the outside of annular casing 10.

It should be noted that the top half of First Heat Exchanger 20 and the division surface of lower half portion are by annular casing 10 Geometric center and horizontally extending plane.Mean it by near-ring on the inside of a certain component (such as First Heat Exchanger 20) The side of 10 geometric center of shape casing correspondingly means it far from annular on the outside of a certain component (such as First Heat Exchanger 20) The side of 10 geometric center of casing.

Specifically, in the embodiment shown in fig. 8, First Heat Exchanger 20 is circular ring shape arc heat exchanger.Therefore, upper water tray The semicircular arc that 81 contour line is substantially protruding upward out, the contour line of lower accepting water disk 82 are substantially in the semi arch protruded downward Shape.

The condensed water that 20 top half of First Heat Exchanger generates as a result, drops under its own gravity positioned at first In the upper water tray 81 of 20 inside of heat exchanger, the condensed water that 20 lower half portion of First Heat Exchanger generates is under its own gravity It drops on the lower accepting water disk 82 for being located at 20 outside of First Heat Exchanger, the condensed water collected in upper water tray 81 passes through aqueduct 83 It is guided to lower accepting water disk 82, so that annular casing 10 be discharged, avoids the condensing drip of 20 top half of First Heat Exchanger generation It drops down onto its lower half portion or other component or 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 tabletop 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 First Heat Exchanger 20 by the upper end backward, and The rear vertical of First Heat Exchanger 20 or the inner surface 82a for obliquely extending downward into lower accepting water disk 82, are changed with being hidden in first The rear side of hot device 20, in favor of improving the good appearance of desktop air-conditioning indoor unit 1.

Figure 10 is the schematic cross sectional views of the upper water tray of the cutting line X-X interception in Fig. 9.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.

Figure 11 is the lower accepting water disk of the cutting line Y-Y interception in Fig. 9 and the schematic cross sectional views of drainpipe.In some realities It applies in example, any section radially intercepted of lower accepting water disk 82 is in the curve convexly curved towards its outside, the curve packet It includes intermediate circular arc shaped sectors 822 and is symmetrically connected between two inclined linearity sectors of 822 front and rear sides of circular arc shaped sectors Section 823.Lower accepting water disk 82 with angled straight lines section compared to section in a circle arc curve drip tray for, inclination angle Degree and slope are all bigger, and faster, therefore condensed water quickly can collect and be discharged the flow velocity of condensed water on it.It is connect due under Water pond 82 is in the outside of First Heat Exchanger 20, therefore does not have to the constructive interference problem for considering itself and preceding inner housing 142.

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, First Heat Exchanger 20 further includes be set to the inside of heat exchange fin 22 interior Tube sheet 23 and the outer tube plate 24 for being set to 22 outside of heat exchange fin, refrigerant pipe 21 are supported between internal tube plate 23 and outer tube plate 24, Outer tube plate 24 is connected with annular casing 10.Specifically, outer tube plate 24 can pass through screw or other suitable modes and back casing 143 are fastenedly connected.Upper water tray 81 is connected to internal tube plate 23, and lower accepting water disk 82 is connected to outer tube plate 24.Upper water tray 81 with it is interior It can be fastenedly connected by screw or other suitable modes between tube sheet 23 and between lower accepting water disk 82 and outer tube plate 24.

In some embodiments of the utility model, desktop air-conditioning indoor unit 1 further includes annular purge module 40, and annular is net Change module 40 to be set in the air current flow direction in annular casing 10, with for flow to the air-flow of round wind outlet 120 into The purification runs such as row dedusting, sterilization.

Further, First Heat Exchanger 20, annular ion wind generation apparatus 30 and annular purge module 40 are in annular machine It is set gradually from back to front in shell 10.It may while annular ion wind generation apparatus generates ion wind under high pressure as a result, The pernicious gases such as the ozone additionally generated can be absorbed or be adsorbed by annular purge module 40 before being sent into interior, be strengthened net Change effect.

In some alternate embodiments, First Heat Exchanger 20, annular ion wind generation apparatus 30 and annular purge mould Block 40 can also have other distributing orders in annular casing 10.For example, First Heat Exchanger 20 can be set in annular ion Between wind generation apparatus 30 and annular purge module 40.

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 with the reality of desktop air-conditioning indoor unit 1 For on the basis of the use state of border, these terms are merely for convenience of describing and understanding the technical solution of the utility model, and It is not that the device of indication or suggestion meaning or component must have a particular orientation, therefore should not be understood as to the utility model Limitation.

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 desktop air-conditioning indoor unit characterized by comprising

Annular casing, central collar aperture with front and back perforation and positioned at rear side and along its circumferentially distributed air-inlet grille are located at On front side of it and along its circumferentially distributed round wind outlet；

First 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 controllably carries out heat exchange with the air-flow entered in the annular casing via the air-inlet grille；

Annular ion wind generation apparatus, is set to the inside of the annular casing, and is configured to controllably promote the annular machine Air-flow in shell is flowed towards the round wind outlet, to form ion wind；And

Pedestal is set to the lower section of the annular casing, to be used to support the annular casing, wherein

High voltage power supply for providing high pressure for the annular ion wind generation apparatus is set in the pedestal.

2. desktop air-conditioning indoor unit according to claim 1, which is characterized in that

Plane, the plane of the annular bottom of shell and institute are all had at the top of the bottom of the annular casing and the pedestal The plane for stating base top abuts against.

3. desktop air-conditioning indoor unit according to claim 1, which is characterized in that

The pedestal includes chassis for being held on placement surface and the upper casing being located on the chassis, at the bottom Seat is internal to form hollow structure；And

The chassis is equipped with the positioning column for being limited to the high voltage power supply and for keeping the high voltage power supply Buckle on the chassis.

4. desktop air-conditioning indoor unit according to claim 1, which is characterized in that

The First Heat Exchanger is the circular heat exchanger or arc heat exchanger to match with the shape of the annular casing internal, and The refrigerant pipe of closed ring or semiclosed arc is surrounded with the circumferential direction along the annular casing and is threaded through the refrigerant pipe On multiple heat exchange fins；And

The refrigerant pipe extends to its refrigerant exit end along its contour line by its refrigerant inlet end with S-shaped track detour, alternatively, institute It states refrigerant pipe and extends to its refrigerant exit end along the circumferential reciprocation extension of its contour line or convolution by its refrigerant inlet end.

5. desktop air-conditioning indoor unit according to claim 1, which is characterized in that further include:

Second heat exchanger is set in the central collar aperture, and is configured to controllably carry out heat exchange with the air for flowing through it；With And

Blower is set in the central collar aperture, and is configured to controllably to promote described in indoor air enters from the front to the back In central collar aperture, and flow through after second heat exchanger to preceding blowout.

6. desktop air-conditioning indoor unit according to claim 5, which is characterized in that

The plate heat exchanger that second heat exchanger matches for the shape of the partial sector with the central collar aperture, described second The axis that heat exchanger extends along the longitudinal direction perpendicular to the central collar aperture；And/or

The blower is axial flow blower, and the axis of the axial flow blower is overlapped with the axis of the central collar aperture.

7. desktop air-conditioning 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 Limited between shell, the preceding inner housing and the front casing body and contain space, the First Heat Exchanger and it is described annular from Sub- wind generation apparatus is installed in described contain in space.

8. desktop air-conditioning indoor unit according to claim 7, which is characterized in that

The preceding inner housing extends from the front to the back along the first curve, and first curve includes setting gradually simultaneously light from the front to the back The first section and the second section being connected slidingly, first section are circle arc curve；And circle where first section The center of circle is in the outside of first section；And/or

The front casing body extends from the front to the back along the second curve, and second curve includes setting gradually simultaneously light from the front to the back The third section and the 4th section being connected slidingly, the third section are circle arc curve；And circle where the third section The center of circle is in the inside of the third section.

9. desktop air-conditioning indoor unit according to claim 1, which is characterized in that it further include condensed water collecting device, it is described Condensed water collecting device includes

Upper water tray is set to the inside of the First Heat Exchanger top half, along the circumferential direction of the First Heat Exchanger to be used for Collect the condensed water that the top half of the circular heat exchanger generates；

Lower accepting water disk is set to the outside of the First Heat Exchanger lower half portion, along the circumferential direction of the First Heat Exchanger at least The condensed water that lower half portion for collecting the First 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.

10. desktop air-conditioning indoor unit according to claim 9, 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 inclined linear sections of the intermediate circular arc shaped sectors front and rear sides.