CN207936301U - Air conditioner indoor unit - Google Patents

Abstract

The utility model is related to air conditioner indoor unit, including：Annular casing has the central collar aperture of front and back perforation, positioned at rear side and along its circumferentially distributed circular air inlet grid 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 is configured to controllably carry out heat exchange with the air-flow via circular air inlet grid entered 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 be flowed towards round wind outlet, to form ion wind；Second heat exchanger is set in central collar aperture, and be configured to controllably with flow through its air carry out heat exchange；And wind turbine, it is set in central collar aperture, and be configured to controllably to promote indoor air to enter from the front to the back in central collar aperture, and flow through after the second heat exchanger to preceding blowout.Blowing range is wide in the air conditioning chamber of the utility model, air output is big, good appearance, noise are smaller.

Description

Air conditioner indoor unit

Technical field

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

Background technology

Currently, traditional air conditioner indoor unit have it is vertical and two kinds wall-mounted.Existing wall-hanging indoor unit of air conditioner is length Strip is exchanged heat using bendable evaporator, and is blown using cross flow fan, axial flow blower or centrifugal blower, is sent Air port is usually strip.Existing vertical air-conditioner indoor unit is the column placed vertically, is exchanged heat using plate-type evaporator, And blown using cross flow fan, axial flow blower or centrifugal blower, air outlet is rectangular.These existing air conditioner indoor unit are not It is only susceptible to apparent visual aestheticly tired, and the blowing range of air outlet is also narrow, air output is smaller.

Also, 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 Go 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, air output is big and the air conditioner indoor unit of good appearance.

One of the utility model is further objective is that increase the use pattern of air conditioner indoor unit, to meet the more of user Sample demand.

The utility model another further objective is that simplify air conditioner indoor unit structure, reduce cost.

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

Annular casing has the central collar aperture of front and back perforation, positioned at rear side and along its circumferentially distributed circular air inlet lattice Grid 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 be configured to controllably with via the circular air inlet The air-flow that grid enters in the annular casing carries out heat exchange；

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；

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

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

Optionally, the First Heat Exchanger is the circular heat exchanger to match with the shape of the annular casing internal, institute It is the plate heat exchanger to match with the shape of the partial sector of the central collar aperture, second heat exchanger to state the second heat exchanger The axis extended along the longitudinal direction perpendicular to the central collar aperture；And/or

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

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

The back casing has along the inside edge of its circumferentially extending and outer ledge, the rear side connection of the preceding inner housing To the inside edge of the back casing, the outer ledge of the back casing is connected on rear side of the front casing body, in institute It states to limit between back casing, the preceding inner housing and the front casing body and contains space, the First Heat Exchanger and the ring Shape ion wind generation apparatus is installed in described contain in space.

Optionally, the preceding inner housing and the front casing body all have respectively along the front side edge of its respective circumferentially extending Edge, the round wind outlet are formed between the preceding inner housing and the forward edge of the front casing body；And

The circular air inlet grid is formed on shell in the rear.

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 air conditioner indoor unit further includes：

Annular purge module is set in the air current flow direction in the annular casing, for flowing to the ring The air-flow of shape air outlet is purified；And

The First Heat Exchanger, the annular ion wind generation apparatus and the annular purge module are in the annular machine It is set gradually from back to front in shell.

Optionally, the air conditioner indoor unit further includes condensed water collecting device, and the condensed water collecting device has：

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

Lower accepting water disk, along the circumferentially disposed outside in the First Heat Exchanger lower half portion of the First Heat Exchanger, with At least it is used to collect the condensed water that the lower half portion of the First Heat Exchanger generates；And

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

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

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

Optionally, the annular ion wind generation apparatus and the wind turbine are configured to controllably select a startup or controllably same Shi Qidong so that the air conditioner indoor unit have only by the annular ion wind generation apparatus driving air-supply silent mode, Only simultaneously by the Wind Volume pattern of wind turbine driving air-supply or by the annular ion wind generation apparatus and the wind turbine Drive the superpower air supply pattern of air-supply.

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

The air conditioner indoor unit of the utility model has annular casing, may make that entire air conditioner indoor unit is in original in style ring Shape, annular air conditioner indoor unit is beautiful unique, fresh and new, especially for the desktop air-conditioning indoor unit being placed on, Ornament can be used as.Meanwhile air conditioner indoor unit opens up round wind outlet on front side of it, realizes 360 ° of extensive angle air-supplies, expands Big blowing range, improves the comfort level experience of user.Also, it is additionally provided in the central collar aperture of the front and back perforation of annular casing Wind turbine and the second heat exchanger, as a result, central collar aperture form the straight heat exchanging air duct directly gone out, windage and crushing are all smaller, because This air output is larger.

Further, the annular ion wind generation apparatus of the utility model and wind turbine can select a startup, can also be simultaneously Start.Therefore, when only annular ion wind generation apparatus starts operation, annular ion wind generation apparatus generates greatly under high pressure Measure charged particle, charged particle electric field force effect move down movable property it is lively can, to form ion wind, wind sense naturally, noise compared with It is small, at this point, air conditioner indoor unit is operable with silent mode；When only wind turbine starts operation, air-flow is sent out through central collar aperture, damage Mistake is smaller, at this point, air conditioner indoor unit is operable with Wind Volume pattern；When annular ion wind generation apparatus and wind turbine start fortune simultaneously When row, the two respectively where supply air system it is in parallel, there is air-flow submitting in the front side of round wind outlet and central collar aperture, therefore send Air quantity increases, and air conditioner indoor unit is operable with superpower air supply pattern at this time.As it can be seen that the air conditioner indoor unit of the utility model is with more Kind use pattern, meets the diversified demand of user.

Further, the utility model also further limits into annular casing including front casing body, preceding in a ring Inner housing and back casing three parts, and pass through the location layout and connection relation between front casing body, preceding inner housing and back casing The annular for limiting round wind outlet and matching with First Heat Exchanger and annular ion wind generation apparatus shape contains space, knot Structure and assembly are all very simple, simplify infrastructure cost and cost of labor.

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

Description of the drawings

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

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

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

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

Fig. 4 is the schematic diagram according to first curve of the utility model one embodiment；

Fig. 5 is the schematic diagram according to second curve of the utility model one embodiment；

Fig. 6 is the schematic diagram according to the back casing of the utility model one embodiment；

Fig. 7 is the First Heat Exchanger according to the utility model one embodiment and the signal after condensed water collecting device assembly Property structure chart；

Fig. 8 is the schematic structure exploded view according to the condensed water collecting device of the utility model one embodiment；

Fig. 9 is the schematic cross sectional views of the upper accepting water disk of the cutting line X-X interceptions in Fig. 8；

Figure 10 is the schematic cross sectional views of the lower accepting water disk and drainpipe of the cutting line Y-Y interceptions in Fig. 8.

Specific implementation mode

The utility model embodiment provides a kind of air conditioner indoor unit, and Fig. 1 is the sky according to the utility model one embodiment The schematic diagram of indoor unit is adjusted, Fig. 2 is the schematic structure according to the air conditioner indoor unit of the utility model one embodiment Exploded view, Fig. 3 are the schematic cross sectional views according to the air conditioner indoor unit of the utility model one embodiment.Referring to Fig. 1 to Fig. 3, The air conditioner indoor unit 1 of the utility model includes annular casing 10, First Heat Exchanger 20, annular ion wind generation apparatus 30, second Heat exchanger 50 and wind turbine 60.

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 in perpendicular and is formed by the closed ring with preset shape Curve.Also, annular casing 10 has positioned at rear side and along its circumferentially distributed circular air inlet grid 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 circular air inlet grid 110, Air-flow inside annular casing 10 can be sent to interior through round wind outlet 120.Multiple air inlets are formed on circular air inlet grid 110 Mouthful, multiple air inlets are uniformly distributed along the circumferential direction of annular casing 10.Circular air inlet grid 110 is preferably closed annular, annular Air-inlet grille 110 is distributed on the entire circumferential enclosure wall of annular casing 10.

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, improve the comfort level experience of user.

First Heat Exchanger 20 is set to the inside of annular casing 10, and be configured to controllably with via circular air inlet grid 110 air-flows entered in annular casings 10 carry out heat exchange, to make its become temperature higher (when air conditioner indoor unit heats) or Air-flow after the heat exchange of temperature relatively low (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 changed for promoting indoor air to enter in annular casing 10 through circular air inlet grid 110 through First Heat Exchanger 20 It is flowed towards round wind outlet 120 after heat.Specifically, under high pressure, annular ion wind generation apparatus 30 can be by annular casing Air ionization in 10, to generate 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.Since the operation 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 under high pressure using annular ion wind generation apparatus 30, and charged particle exists Electric field force effect move 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.

Second heat exchanger 50 is set in central collar aperture 130, and be configured to controllably with flow through its air and carry out hot friendship It changes, after so that it is become the heat exchange of temperature higher (when air conditioner indoor unit heats) or temperature relatively low (when air conditioner indoor unit freezes) Air-flow.

Wind turbine 60 is set in central collar aperture 130, and is configured to that indoor air is controllably promoted from the front to the back to enter 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 Wind turbine 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 wind turbine 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 entire annular 10 center of casing and the channel of front and back perforation, in central collar aperture After being specifically designed wind turbine 60 and the second heat exchanger 50 in 130, it may make central collar aperture 130 is formed straight directly to 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 wind turbine 60 and second the setting of heat exchanger 50 will not increase the thickness of air conditioner indoor unit 1 in the longitudinal direction so that air conditioner indoor unit 1 is more Add exquisiteness.

Wind turbine 60 may include flabellum 61 and the motor 62 for driving flabellum 61 to rotate, and flabellum 61 and motor 62 pass through one Holder 63 is supported in central collar aperture 130.The stabilizer blade of holder 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.

In some embodiments of the utility model, First Heat Exchanger 20 is to match with the shape inside annular casing 10 Circular heat exchanger.Since the axis of annular casing 10 extends along the longitudinal direction, First Heat Exchanger 20 and annular ion wind The axis of generating means 30 also extends along the longitudinal direction, and First Heat Exchanger 20 and annular ion wind generation apparatus 30 are also with interior Contour line and outer contour, the inner outline and outer contour of First Heat Exchanger 20 and annular ion wind generation apparatus 30 are also Ring seal curve in perpendicular.

The outer contour and inner outline of toroidal shell 10 can be in annular shape, oval ring-type, class oval ring-type, heart or The closed ring of other shapes grace.The shape of the outer contour of toroidal shell 10 can be identical with the shape of its inner outline, It can also be different.Correspondingly, the outer contour of First Heat Exchanger 20 and annular ion wind generation apparatus 30 and toroidal shell 10 Outer contour matches, the lubrication groove of the inner outline and toroidal shell 10 of First Heat Exchanger 20 and annular ion wind generation apparatus 30 Profile matches.Specifically, in Fig. 1 to embodiment illustrated in fig. 3, toroidal shell 10, First Heat Exchanger 20 and annular ion wind The outer contour and inner outline of generating means 30 are in the circular ring shape that central axis overlaps.

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 Can be round, oval, 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, wind turbine 60 is axial flow blower, and axis and the center of the axial flow blower are enclosed The axis in hole 130 overlaps.Complicated air duct or spiral case can be saved as a result, simplify the structure of air conditioner indoor unit 1.

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

Specifically, when only annular ion wind generation apparatus 30 starts 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 through circular air inlet grid 110 in annular casing 10, and is sent from annular air supply mouth 120 after the heat exchange of First Heat Exchanger 20 Go out.Wind sense is naturally, noise is smaller, at this point, air conditioner indoor unit 1 is operable with silent mode.

When only wind turbine 60 starts operation, rear port of the room air through central collar aperture 130 enters, 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, and loss is smaller, at this point, air conditioning chamber Interior machine 1 is operable with Wind Volume pattern.

When annular ion wind generation apparatus 30 and wind turbine 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 wind turbine 60 realize a variety of air supply patterns, meet the diversified demand of user.

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. 6 is the schematic diagram according to the back casing of the utility model one embodiment. Back casing 143 has along the inner side edge edge 1432 of its circumferentially extending and side edge section 1433.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, 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, round wind outlet 120 be formed in before between inner housing 142 and the forward edge of front casing body 141.Circular air inlet grid 110 It is formed 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.Circular air inlet grid 110 be opened in the housing wall of back casing 143 to It protrudes afterwards in farthest region.

The utility model further limits into annular casing 10 including front casing body 141, preceding inner housing in a ring 142 and 143 three parts of back casing, and by location layout between front casing body 141, preceding inner housing 142 and back casing 143 and Connection relation 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, simplify infrastructure cost and cost of labor.

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

In some embodiments of the utility model, preceding inner housing 142 extends from the front to the back along the first curve 150.Fig. 4 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. 4 Dotted line separate.First section 151 is circle arc curve, and the center of circle of circle is in the first section 151 where the first section 151 Outside.It that is to say, the first section 151 is the circle arc curve of the inside protrusion of inner housing 142 forward, on the one hand, can be increased The size in space is contained in toroidal shell 10, consequently facilitating installation First Heat Exchanger 20 and annular ion wind generation apparatus 30, separately On the one hand, it also may make the flaring from the front to the back of central collar aperture 130, i.e., the edge of center collar aperture 130 is perpendicular to plane in the front-back direction It cuts the area of section from the front to the back gradually to increase, so that air-flow is sent out after flowing through central collar aperture 130 in diffusion type, to promote Mixing between the heat exchange air-flow sent out into the non-heat exchange air-flow sent out through central collar aperture 130 and through round wind outlet 120, carries High mixed effect, to further expand blowing range.

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

In some embodiments of the utility model, front casing body 141 extends from the front to the back along the second curve 160.Fig. 5 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. 5 Dotted line separate.Third section 161 is circle arc curve, and the center of circle of circle is in third section 161 where third section 161 Inside.It that is to say, third section 161 is the external circle arc curve protruded of outer housing 141 forward, thus with preceding inner housing 142 the first section 151 matches, and further increases the size that space is contained in toroidal shell 10, and also improve annular The good appearance effect of shell 10.

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

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

Further, 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 30 generates ion wind under high pressure as a result, The pernicious gases such as the ozone that can additionally generate can be absorbed or be adsorbed by annular purge module 40 before being sent into interior, be strengthened Clean-up 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 arranged in annular ion Between wind generation apparatus 30 and annular purge module 40.

Since the First Heat Exchanger 20 of the utility model is that the annular to match with the shape inside annular casing 10 exchanges heat Device, the condensed water generated on heat exchanger drip under self gravitation effect, therefore, how to collect the cold of the generation of First Heat Exchanger 20 Condensate, to avoid condensed water from being dropped on radiating fin be difficult point that air conditioner indoor unit 1 substantially annular in shape designs.For this purpose, this reality It is also specifically designed condensed water collecting device 80 with novel air conditioner indoor unit 1, each area for collecting First Heat Exchanger 20 The condensed water generated in section, and it is emitted into the outside of annular casing 10.

Fig. 7 is the circular heat exchanger according to the utility model one embodiment and the signal after condensed water collecting device assembly Property structure chart, Fig. 8 is the schematic structure exploded view according to the condensed water collecting device of the utility model one embodiment.Condensation Water collecting device 80 has upper accepting water disk 81, lower accepting water disk 82 and aqueduct 83.Upper accepting water disk 81 is along First Heat Exchanger 20 It is circumferentially disposed in the inside of 20 top half of First Heat Exchanger, the top half for collecting First Heat Exchanger 20 generates cold Condensate.Lower accepting water disk 82 is along the circumferentially disposed outside in 20 lower half portion of First Heat Exchanger of First Heat Exchanger 20, at least to use In the condensed water that the lower half portion for collecting First Heat Exchanger 20 generates.Aqueduct 83 is connected to upper accepting water disk 81 and lower accepting water disk 82, For the condensate water guide of collecting upper accepting water disk 81 to lower accepting water disk 82, to by lower accepting water disk 82 directly or 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 that it leans on 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. 7, First Heat Exchanger 20 is annulus needle recuperator.Therefore, upper accepting water disk 81 The contour line of the semicircular arc that contour line is substantially protruding upward out, lower accepting water disk 82 is substantially in the semicircular arc protruded downward.

The condensed water that 20 top half of First Heat Exchanger generates as a result, drops under its own gravity positioned at first On the upper accepting water disk 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 in 20 outside of First Heat Exchanger, the condensed water collected on upper accepting water disk 81 passes through aqueduct 83 It is guided to lower accepting water disk 82, to which annular casing 10 be discharged, on the one hand, avoid the cold of 20 top half of First Heat Exchanger generation Condensate drops on its lower half portion, wind turbine 60 or the second heat exchanger 50, on the other hand, additionally it is possible to condensed water is discharged in time, It avoids bringing security risk there are ponding in annular casing 10.

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

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

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

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 air conditioner indoor unit 1.

Fig. 9 is the schematic cross sectional views of the upper accepting water disk of the cutting line X-X interceptions in Fig. 8.The one of the utility model In a little embodiments, any section radially intercepted of upper accepting water disk 81 is in towards the convexly curved arc curve S in its inside. That is, upper accepting water disk 81 extends along the arc curve S protruded towards its inside in front-rear direction.In other words, upper accepting water disk 81 outer surface for accepting condensed water is the curved surface that the geometric center of upward drip tray 81 is recessed, and is thus both convenient for collecting cold Condensate, and the interference in structure will not be caused with preceding inner housing 142.

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

Figure 10 is the schematic cross sectional views of the lower accepting water disk and drainpipe of the cutting line Y-Y interceptions in Fig. 8.In this practicality In some novel embodiments, any section radially intercepted of lower accepting water disk 82 is in towards the convexly curved song in its outside Line, the curve include intermediate circular arc shaped sectors 822 and are symmetrically connected between two of 822 front and rear sides of circular arc shaped sectors inclining Oblique linear section 823.Lower accepting water disk 82 with angled straight lines section is compared to the drip tray that section is in a circle arc curve For, angle of inclination and slope all biggers, faster, therefore condensed water can quickly collect side by side the flow velocity of condensed water on it Go out.Since lower accepting water disk 82 is in the outside of First Heat Exchanger 20, the constructive interference for considering itself and preceding inner housing 142 is not had to Problem.

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

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

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

In some embodiments of the utility model, air conditioner indoor unit 1 is desktop air-conditioning indoor unit.Its annular casing 10 Bottom has plane 1431, in order to directly be held on desktop.In Fig. 1 to embodiment illustrated in fig. 3, air conditioner indoor unit 1 It may include the pedestal 70 for being set to 10 lower section of annular casing, circular heat exchanger 20, annular ion wind hair be installed for support The annular casing 10 of generating apparatus 30, the second heat exchanger 50 and wind turbine 60.

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

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

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

Claims (10)

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

Annular casing, central collar aperture with front and back perforation, positioned at rear side and along its circumferentially distributed circular air inlet grid 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 be configured to controllably with via the circular air inlet grid Heat exchange is carried out into the air-flow in the annular casing；

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；

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

Wind turbine 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.

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

The First Heat Exchanger is the circular heat exchanger to match with the shape of the annular casing internal, second heat exchanger For the plate heat exchanger that the shape of the partial sector with the central collar aperture matches, second heat exchanger is in described The axis that centre collar aperture extends along the longitudinal direction；And/or

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

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

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

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

The back casing has is connected to institute on rear side of the inside edge of its circumferentially extending and outer ledge, the preceding inner housing The inside edge of back casing is stated, the outer ledge of the back casing is connected on rear side of the front casing body, in the rear 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.

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

The preceding inner housing and the front casing body all have respectively along the forward edge of its respective circumferentially extending, the annular Air outlet is formed between the preceding inner housing and the forward edge of the front casing body；And

The circular air inlet grid is formed on shell in the rear.

5. air conditioner indoor unit according to claim 3, 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.

6. air conditioner indoor unit according to claim 1, which is characterized in that further include：

Annular purge module is set in the air current flow direction in the annular casing, for going out to flowing to the annular The air-flow in air port is purified；And

The First Heat Exchanger, the annular ion wind generation apparatus and the annular purge module are in the annular casing It sets gradually from back to front.

7. air conditioner indoor unit according to claim 2, which is characterized in that further include condensed water collecting device, the condensation Water collecting device has：

Upper accepting water disk, along the circumferentially disposed in the inside of the First Heat Exchanger top half of the First Heat Exchanger, for Collect the condensed water that the top half of the circular heat exchanger generates；

Lower accepting water disk, along the circumferentially disposed outside in the First Heat Exchanger lower half portion 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 accepting water disk and the lower accepting water disk, and the condensed water for collecting the upper accepting water disk is led It is flow to the lower accepting water disk, to be directly or indirectly emitted into outside the annular casing by the lower accepting water disk.

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

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

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

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

The annular ion wind generation apparatus and the wind turbine are configured to controllably to select a startup or controllably while starting, so that The air conditioner indoor unit has the silent mode only blown by annular ion wind generation apparatus driving, only passes through the wind The Wind Volume pattern of machine driving air-supply drives the super of air-supply simultaneously by the annular ion wind generation apparatus and the wind turbine Strong air supply pattern.

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.