CN108443962A - Heat exchanger for annular air conditioner indoor unit and annular air conditioner indoor unit - Google Patents
Heat exchanger for annular air conditioner indoor unit and annular air conditioner indoor unit Download PDFInfo
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- CN108443962A CN108443962A CN201810136777.9A CN201810136777A CN108443962A CN 108443962 A CN108443962 A CN 108443962A CN 201810136777 A CN201810136777 A CN 201810136777A CN 108443962 A CN108443962 A CN 108443962A
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- heat exchanger
- indoor unit
- air conditioner
- conditioner indoor
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- 239000003507 refrigerant Substances 0.000 claims abstract description 73
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 125
- 238000004378 air conditioning Methods 0.000 claims description 10
- 230000001737 promoting effect Effects 0.000 claims description 4
- 238000007664 blowing Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 10
- 150000002500 ions Chemical class 0.000 description 10
- 238000009833 condensation Methods 0.000 description 5
- 230000005494 condensation Effects 0.000 description 5
- 238000010926 purge Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000000505 pernicious effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000001568 sexual effect Effects 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
Abstract
The present invention relates to the heat exchangers and annular air conditioner indoor unit for annular air conditioner indoor unit.Heat exchanger includes the refrigerant pipe for the refrigerant that circulates and multiple heat exchange fins for being threaded through on refrigerant pipe.Heat exchanger is circular heat exchanger or arc heat exchanger, the contour line of refrigerant pipe curve or the first arc curve in a ring, and circumferential convolution or reciprocation extension of the refrigerant pipe by its refrigerant inlet end along loop curve or the first arc curve are to its refrigerant exit end.Each heat exchange fin is the plate fins radially extended along loop curve or the first arc curve.Annular air conditioner indoor unit includes annular casing, above-mentioned heat exchanger and air flow drive device.Annular casing has positioned at rear side and along its circumferentially distributed air-inlet grille and positioned at its front side and along its circumferentially distributed round wind outlet.Heat exchanger heat exchange efficiency of the invention is higher, heat exchange is uniform.In addition, wide, good appearance, heat exchange efficiency are higher using the annular air conditioner indoor unit blowing range of annular or arc heat exchanger.
Description
Technical field
The present invention relates to air-conditioning techniques, more particularly to a kind of heat exchanger and annular for annular air conditioner indoor unit
Air conditioner indoor unit.
Background technology
Currently, traditional air conditioner indoor unit have it is vertical and two kinds wall-mounted.Existing wall-hanging indoor unit of air conditioner is length
Strip is exchanged heat using bendable evaporator, and uses the fan-type drivings such as cross flow fan, axial flow blower or centrifugal blower
Component is blown, and air outlet is usually strip.Existing vertical air-conditioner indoor unit is the column placed vertically, is utilized board-like
Evaporator exchanges heat, and is blown using the fan-type driving part such as cross flow fan, axial flow blower or centrifugal blower, air-supply
Mouth is rectangular.These existing air conditioner indoor unit are not only susceptible to apparent visual aestheticly tired, but also the air-supply model of air outlet
It encloses also smaller, influences the usage experience of user, it is right for the desktop air-conditioning indoor unit being placed on
The requirement higher of appearance, and because closer apart from user, the uncomfortable experience of user is more prominent.
Invention content
One purpose of first aspect present invention is intended to overcome at least one defect in the prior art, provides a kind of be applicable in
In the higher heat exchanger of the heat exchange efficiency of annular air conditioner indoor unit.
One purpose of second aspect of the present invention is to provide a kind of good appearance, blowing range compared with wide, heat exchange efficiency is high
Annular air conditioner indoor unit.
One of second aspect of the present invention is further objective is that avoid the inside of annular air conditioner indoor unit from accumulating condensed water.
According to the first aspect of the invention, the present invention provides a kind of heat exchanger for annular air conditioner indoor unit, including with
Refrigerant pipe in circulation refrigerant and multiple heat exchange fins for being threaded through on the refrigerant pipe, the heat exchanger are that annular exchanges heat
Device, the contour line of refrigerant pipe curve in a ring, the refrigerant pipe is by its refrigerant inlet end along the circumferential direction of the loop curve
Convolution extends to its refrigerant exit end；And
Each heat exchange fin is the plate fins radially extended along the loop curve.
According to the first aspect of the invention, the present invention provides a kind of heat exchanger for annular air conditioner indoor unit, including with
Refrigerant pipe in circulation refrigerant and multiple heat exchange fins for being threaded through on the refrigerant pipe, the heat exchanger are arc heat exchange
The contour line of device, the refrigerant pipe is in the first arc curve, and the refrigerant pipe is by its refrigerant inlet end along first arc song
The circumferential reciprocation extension of line is to its refrigerant exit end；And
Each heat exchange fin is the plate fins radially extended along the loop curve.
According to the second aspect of the invention, the present invention provides a kind of annular air conditioner indoor unit, including：
Annular casing, axis extend along the longitudinal direction, and with positioned at rear side and circumferentially distributed into style along its
Grid and positioned at its front side and along its circumferentially distributed round wind outlet；
Any of the above-described heat exchanger is set to the inside of the annular casing, and along the circumferential direction of the annular casing
Extend, and is configured to carry out heat exchange at least partly air-flow entered in the annular casing via the air-inlet grille；
Air flow drive device, is set to the inside of the annular casing, and is disposed for promoting in the annular casing
Air-flow flowed towards the round wind outlet.
Optionally, the annular air conditioner indoor unit further includes for collecting the condensation generated on each section of the heat exchanger
The condensed water collecting device of water, the condensed water collecting device include：
Upper accepting water disk, along the circumferentially disposed in the inside of the heat exchanger top half of the heat exchanger, for collecting
The condensed water that the top half of the heat exchanger generates；
Lower accepting water disk, along the circumferentially disposed outside in the heat exchanger lower half portion of the heat exchanger, to be at least used for
Collect the condensed water that the lower half portion of the heat exchanger generates；And
Aqueduct is connected to the upper accepting water disk and the lower accepting water disk, for the condensation for collecting the upper accepting water disk
Water is guided to the lower accepting water disk, to be directly or indirectly emitted into outside the annular casing by the lower accepting water disk.
Optionally, the end of the upper accepting water disk has the catchment tray in outside, to allow the upper accepting water disk to accept
Condensed water collected in the catchment tray along its outer surface；And
Through-hole is offered on the bottom wall of the catchment tray, the upper end of the aqueduct is connected to the through-hole, to allow
Condensed water in catchment tray is stated to flow into the aqueduct by the through-hole, to by the aqueduct flow to it is described under connect
Water pond.
Optionally, any section radially intercepted of the upper accepting water disk is in towards the convexly curved arc in its inside
Curve；And/or
Any section radially intercepted of the lower accepting water disk is in towards the convexly curved curve in its outside, the song
Line includes intermediate circular arc shaped sectors and is symmetrically connected to two linear sections of the intermediate circular arc shaped sectors front and rear sides.
Optionally, the heat exchanger further includes the internal tube plate being set on the inside of the heat exchange fin and is set to the heat exchange
Outer tube plate on the outside of fin, the refrigerant pipe are supported between said inner tube plate and the outer tube plate, the outer tube plate with it is described
Annular machine shell phase connects；And
The upper accepting water disk is connected to said inner tube plate, and the lower accepting water disk is connected to the outer tube plate.
Optionally, the annular casing includes the front casing body of annular, the preceding inner housing of annular and annular back casing；
The preceding inner housing is set to the inside of the front casing body, and the shell of the preceding inner housing and the front casing body
There are gaps between body wall；And
The back casing has along the inside edge of its circumferentially extending and outer ledge, the rear side connection of the preceding inner housing
To the inside edge of the back casing, the outer ledge of the back casing is connected on rear side of the front casing body, in institute
It states to limit between back casing, the preceding inner housing and the front casing body and contains space, the heat exchanger and the air-flow drive
Dynamic device is installed in described contain in space.
Optionally, the air flow drive device is the closed annular ion wind hair along the circumferentially extending of the annular casing
Generating apparatus.
Optionally, the annular air conditioner indoor unit is desktop air-conditioning indoor unit.
The heat exchanger of the present invention is suitable for annular air conditioner indoor unit, and curve or arc are bent in a ring for the contour line of refrigerant pipe
Line, heat exchange fin is plate fins, and refrigerant pipe is returned by its refrigerant inlet end along the circumferential direction of the loop curve or arc curve
Rotation or reciprocation extension are to its refrigerant exit end, on the one hand, the development length for extending refrigerant pipe, increase its interior refrigerant with outside it
Heat exchange area between air improves heat exchange efficiency, and on the other hand, what multi-turn refrigerant pipe and sheet heat exchange fin were combined changes
Hot mode, heat exchange is relatively uniform, improves heat transfer effect.
The air conditioner indoor unit of the present invention has annular casing, may make that entire air conditioner indoor unit is in original in style annular,
The air conditioner indoor unit of annular is beautiful unique, fresh and new, can be with especially for the desktop air-conditioning indoor unit being placed on
As ornament.Meanwhile annular air conditioner indoor unit opens up round wind outlet on front side of it, realizes 360 ° of extensive angle air-supplies, expands
Big blowing range, avoids local big gas shock, improves the comfort level experience of user.
Further, since the present invention is annular air conditioner indoor unit, the heat exchange of the circumferentially extending along annular casing is used
Device.At runtime, condensed water can be all generated on each section of heat exchanger, condensed water can drip under its own gravity
It falls.Therefore, condensation water collection be can not ignore, meanwhile, for the casing of this kind of shape and heat exchanger, the receipts of condensed water
Collection is also one of difficult point and emphasis of design.The present invention is on the basis of devising the casing and heat exchanger of special shape, into one
Step devises condensed water collecting device, can collect the condensed water generated on each section of heat exchanger, and be emitted into annular
The outside of casing, to avoid condensing drip from dropping down onto on heat exchanger compresses lower section or other component or be trapped in bottom of shell and band
Carry out security risk.
According to the following detailed description of specific embodiments of the present invention in conjunction with the accompanying drawings, those skilled in the art will be brighter
The above and other objects, advantages and features of the present invention.
Description of the drawings
Some specific embodiments that the invention will be described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter.
Identical reference numeral denotes same or similar component or part in attached drawing.It should be appreciated by those skilled in the art that these
What attached drawing was not necessarily drawn to scale.In attached drawing：
Fig. 1 is the schematic diagram of the heat exchanger according to an embodiment of the invention for annular air conditioner indoor unit；
Fig. 2 is the schematic structure of the heat exchanger in accordance with another embodiment of the present invention for annular air conditioner indoor unit
Figure；
Fig. 3 is the schematic diagram of annular air conditioner indoor unit according to an embodiment of the invention；
Fig. 4 is the schematic structure exploded view of annular air conditioner indoor unit according to an embodiment of the invention；
Fig. 5 is the schematic cross sectional views of annular air conditioner indoor unit according to an embodiment of the invention；
Fig. 6 is heat exchanger according to an embodiment of the invention and the schematic structure after condensed water collecting device assembly
Figure；
Fig. 7 is the schematic structure exploded view of condensed water collecting device according to an embodiment of the invention；
Fig. 8 is the schematic cross sectional views of the upper accepting water disk of the cutting line X-X interceptions in Fig. 7；
Fig. 9 is the schematic cross sectional views of the lower accepting water disk and drainpipe of the cutting line Y-Y interceptions in Fig. 7；
Figure 10 is the schematic diagram of back casing according to an embodiment of the invention；
Figure 11 is the schematic diagram of the first curve according to an embodiment of the invention；
Figure 12 is the schematic diagram of the second curve according to an embodiment of the invention.
Specific implementation mode
The present invention provides a kind of heat exchanger for annular air conditioner indoor unit.Fig. 1 is according to an embodiment of the invention
The schematic diagram of heat exchanger for annular air conditioner indoor unit.In the embodiment shown in fig. 1, heat exchanger 20 includes for flowing
The refrigerant pipe 21 of logical refrigerant and the multiple heat exchange fins 22 being threaded through on refrigerant pipe 21.Refrigerant pipe is also illustrated in Fig. 1
Contour line.
Particularly, heat exchanger 20 is circular heat exchanger, the contour line of refrigerant pipe 21 curve M in a ring.Loop curve M with
The shape of the annular casing of annular air conditioner indoor unit where heat exchanger 20 matches.For example, when the machine of annular air conditioner indoor unit
When shell is in circular ring shape, loop curve M is circular ring shape curve；When the casing of annular air conditioner indoor unit is in oval ring, the ring
Shape curve M is oval ring curve.Refrigerant pipe 21 extends to its refrigerant along loop curve convolution by its refrigerant inlet end 211 and goes out
Mouth end 212.It should be noted that the contour line of the so-called refrigerant pipe of the present invention 21 mean refrigerant pipe 21 it is whole showed it is big
Cause shape.That is, heat exchanger 20 has multiple circles refrigerant pipe, refrigerant pipe 21 is along above-mentioned loop curve around several circles.
Further, each heat exchange fin 22 is the plate fins radially extended along above-mentioned loop curve.It often encloses cold
Matchmaker's pipe 21 runs through multiple heat exchange fins 22 simultaneously, and each heat exchange fin 22 is run through by multi-turn refrigerant pipe 21 simultaneously.
In some embodiments of the invention, multiple heat exchange fins 22 can be evenly distributed along the circumferential direction of refrigerant pipe 21.
In other embodiments, multiple heat exchange fins 22 can also be divided into multiple heat exchange fins of the circumferentially-spaced arrangement along refrigerant pipe 21
Group, each heat exchange fin group include multiple compact arranged heat exchange fins 22, and one is formed between two neighboring heat exchange fin group
Fixed gap.Each heat exchange fin group and the driving of refrigerant pipe 21 where it together form an arc heat exchanging segment 25.As a result,
Heat exchange will not be generated with refrigerant by flowing through the air-flow in gap between two neighboring arc heat exchanging segment 25, in order to use heat exchanger 20
Annular air conditioner indoor unit 1 can send out it is cool without cold, the warm soft wind without heat.
Fig. 2 is the schematic structure of the heat exchanger in accordance with another embodiment of the present invention for annular air conditioner indoor unit
Figure.The contour line of refrigerant pipe is also illustrated in Fig. 2.In the embodiment depicted in figure 2, heat exchanger 20 is arc heat exchanger, refrigerant
The contour line of pipe 21 is in the first arc curve N.The annular of first arc curve N and the annular air conditioner indoor unit where heat exchanger 20
The shape of casing matches.For example, when the casing of annular air conditioner indoor unit is in circular ring shape, first arc curve N is circular arc
Shape curve；When the casing of annular air conditioner indoor unit is in oval ring, which is ellipse arc curve.Refrigerant pipe 21 by
Its refrigerant inlet end 211 is along the first arc curve N reciprocation extensions to its refrigerant exit end 212.The end that heat exchanger 20 extends
A notch 26 is formed between beginning, heat exchange will not be generated with refrigerant by flowing through the air-flow of the notch 26, in order to use heat exchange
The annular air conditioner indoor unit 1 of device 20 can be sent out cool without cold, the warm soft wind without heat.
Further, each heat exchange fin 22 is the plate fins radially extended along above-mentioned first arc curve N.
The heat exchanger 20 of the present invention is suitable for annular air conditioner indoor unit, the contour line of refrigerant pipe 21 curve or arc in a ring
Shape curve, heat exchange fin 22 is plate fins, and refrigerant pipe 21 is bent along the loop curve or arc by its refrigerant inlet end 211
The circumferential convolution of line or reciprocation extension are to its refrigerant exit end 212, on the one hand, extend the development length of refrigerant pipe 21, increase
Heat exchange area between its interior refrigerant and its outer air, improves heat exchange efficiency, and on the other hand, multi-turn refrigerant pipe and sheet are changed
The heat exchange mode that hot fin is combined, heat exchange is relatively uniform, improves heat transfer effect.
The present invention also provides a kind of annular air conditioner indoor unit.Fig. 3 is annular air conditioning chamber according to an embodiment of the invention
The schematic diagram of interior machine, Fig. 4 are that the schematic structure of annular air conditioner indoor unit according to an embodiment of the invention is decomposed
Figure, Fig. 5 are the schematic cross sectional views of annular air conditioner indoor unit according to an embodiment of the invention.Referring to Fig. 3 to Fig. 5, this hair
Bright annular air conditioner indoor unit 1 includes that annular casing 10, the heat exchanger 20 described in any of the above-described embodiment and air-flow drive
Dynamic device 30.
The axis of annular casing 10 extends along the longitudinal direction.Specifically, annular casing 10 has inner outline and outer profile
Line, inner outline and outer contour are that the axis on front-rear direction rotates in perpendicular along respective predefined paths
It is formed by within one week the closed ring curve with preset shape.The outer contour and inner outline of toroidal shell 10 can be in circle
The closed ring of ring-type, oval ring-type, class oval ring-type, heart or other shapes grace.The outer contour of toroidal shell 10
Shape and the shape of its inner outline may be the same or different.Also, annular casing 10 has positioned at rear side and along it
Circumferentially distributed air-inlet grille 110 and positioned at its front side and along its circumferentially distributed round wind outlet 120.Indoor air-flow can be through
Air-inlet grille 110 enters in annular casing 10, and the air-flow in annular casing 10 can be sent to interior through round wind outlet 120.Air inlet
Multiple air inlets are formed on grid 110, multiple air inlets are uniformly distributed along the circumferential direction of annular casing 10.Air-inlet grille 110 is excellent
It is selected as closed annular, annular air-inlet grille 110 is distributed on the entire circumferential enclosure wall of annular casing 10.In some replacements
Property embodiment in, half envelope on the partial sector of air-inlet grille 110 or the circumferential enclosure wall that is distributed in annular casing 10
Closed curve shape, such as arch door shape.
The annular air conditioner indoor unit 1 of the present invention has annular casing 10, may make entire air conditioner indoor unit in original in style
Annular, annular air conditioner indoor unit 1 is beautiful unique, fresh and new, especially in the desktop air-conditioning room being placed on
Machine can be used as ornament.Meanwhile annular air conditioner indoor unit 1 of the invention opens up round wind outlet on front side of it, realizes
360 ° of extensive angle air-supplies, expand blowing range, avoid local big gas shock, improve the comfort level experience of user.
Heat exchanger 20 is set to the inside of annular casing 10, and along the circumferentially extending of annular casing 10, and is configured to and passes through
At least partly air-flow entered in annular casing 10 by air-inlet grille 110 carries out heat exchange, to make it become the higher (ring of temperature
When shape air conditioner indoor unit heats) or the heat exchange of temperature relatively low when refrigeration (annular air conditioner indoor unit) after air-flow.
Air flow drive device 30 is set to the inside of annular casing 10, and is disposed for promoting the gas in annular casing 10
Stream is flowed towards round wind outlet 120.
Since annular air conditioner indoor unit 1 uses any of the above-described heat exchanger 20, enter annular machine through air-inlet grille 110
Air-flow in shell 10 can obtain uniformly effectively exchanging heat, and heat exchange efficiency is higher, improves the system of annular air conditioner indoor unit 1
Cold/heating effect.
The shape of heat exchanger 20 matches with the shape in annular casing 10.For example, heat exchanger 20 can change for circular ring shape
The circular heat exchanger of hot device, oval ring heat exchanger or other shapes grace, alternatively, heat exchanger 20 or arc-shaped heat exchange
Device or other arc heat exchangers.Since the axis of annular casing 10 extends along the longitudinal direction, the axis of heat exchanger 20
Extend along the longitudinal direction, and heat exchanger 20 also has inner outline and outer contour, the inner outline and outer profile of heat exchanger 20
Line is also semi-enclosed arc curve in ring seal curve or perpendicular in perpendicular.
Since the casing of the annular air conditioner indoor unit 1 of the present invention uses the annular of original creation, in order to improve heat exchange effect
Rate simplifies structure, and the present invention also uses the heat exchanger 20 of circumferentially extending or the distribution along annular casing 10.However, at runtime,
Condensed water can be all generated on each section of heat exchanger 20, condensed water can down drip under its own gravity.Therefore, cold
Condensed water collection be can not ignore, meanwhile, for the casing of this kind of shape and heat exchanger, the collection of condensed water is also design
Difficult point and one of emphasis.
For this purpose, in some embodiments of the invention, annular air conditioner indoor unit 1 further includes each for collecting heat exchanger 20
The condensed water collecting device 80 of the condensed water generated on section can collect the condensation generated on each section of heat exchanger 20
Water, and it is emitted into the outside of annular casing 10, to avoid condensing drip from dropping down onto on 20 compresses lower section of heat exchanger or other component
Or it is trapped in bottom of shell and brings security risk.
Fig. 6 is heat exchanger according to an embodiment of the invention and the schematic structure after condensed water collecting device assembly
Figure, Fig. 7 is the schematic structure exploded view of condensed water collecting device according to an embodiment of the invention.It is also illustrated in Fig. 6
The contour line of refrigerant pipe.Further, condensed water collecting device 80 includes upper accepting water disk 81, lower accepting water disk 82 and aqueduct
83.Upper accepting water disk 81 is along the circumferentially disposed in the inside of 20 top half of heat exchanger of heat exchanger 20, for collecting heat exchanger 20
Top half generate condensed water.Lower accepting water disk 82 is along the circumferentially disposed in the outer of 20 lower half portion of heat exchanger of heat exchanger 20
Side, the condensed water that the lower half portion at least to be used to collect heat exchanger 20 generates.Aqueduct 83 is connected to the upper accepting water disk and institute
Lower accepting water disk is stated, for the condensate water guide of collecting upper accepting water disk 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 heat exchanger 20 and the division surface of lower half portion are by the several of annular casing 10
What center and horizontally extending plane.Mean it close to annular casing 10 on the inside of a certain component (such as heat exchanger 20)
The side of geometric center correspondingly means it far from 10 geometry of annular casing on the outside of a certain component (such as heat exchanger 20)
The side of the heart.
Specifically, in some embodiments, heat exchanger 20 is annulus needle recuperator.Therefore, the contour line of upper accepting water disk 81
The contour line of the semicircular arc being substantially protruding upward out, lower accepting water disk 82 is substantially in the semicircular arc protruded downward.
The condensed water that 20 top half of heat exchanger generates as a result, is dropped under its own gravity positioned at heat exchanger 20
On the upper accepting water disk 81 of inside, the condensed water of 20 lower half portion of heat exchanger generation is dropped to be located under its own gravity and be changed
On the lower accepting water disk 82 in 20 outside of hot device, the condensed water collected on upper accepting water disk 81 is guided to lower accepting water disk by aqueduct 83
82, to which annular casing 10 be discharged, avoid 20 top half of heat exchanger generation condensing drip drop down onto its lower half portion or its
His component is trapped in the bottom of annular casing 10 and brings security risk.
In some embodiments of the invention, condensed water collecting device 80 further includes drainpipe 84, is connected to lower accepting water disk
82 and annular casing 10 exterior space, outside the condensed water elimination on lower accepting water disk 82 to annular casing 10.
Specifically, the bottom of lower accepting water disk 82 has the discharge outlet 821 for its interior condensed water to be discharged, drainpipe 84 and row
The mouth of a river 821 is connected, and bends and extend to outside annular casing 10 backwards in the lower section of lower accepting water disk 82.Drainpipe 84 can as a result,
It is hidden in the rear side of annular casing 10, in favor of improving the good appearance of annular air conditioner indoor unit 1.
In some embodiments of the invention, the end of upper accepting water disk 81 has the catchment tray 811 in outside, to allow
The condensed water that upper accepting water disk 81 is accepted is collected in along its outer surface 81a in catchment tray 811.It is opened up on the bottom wall of catchment tray 811
There are through-hole 812, the upper end of aqueduct 83 to be connected to through-hole 812, to allow the condensed water in catchment tray 811 to be flowed by through-hole 812
Enter in aqueduct 83, to flow to lower accepting water disk 82 by aqueduct 83.
Further, aqueduct 83 is bendingly extended downward into the rear side of heat exchanger 20 by the upper end backward, and is being exchanged heat
The rear vertical of device 20 or the inner surface 82a for obliquely extending downward into lower accepting water disk 82, to be hidden in the rear side of heat exchanger 20,
In favor of improving the good appearance of annular air conditioner indoor unit 1.
Fig. 8 is the schematic cross sectional views of the upper accepting water disk of the cutting line X-X interceptions in Fig. 7.In some realities of the present invention
It applies in example, any section radially intercepted of upper accepting water disk 81 is in towards the convexly curved arc curve S in its inside.Also
It is to say, 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 has thus both been convenient for collecting condensation
Water, and the interference in structure will not be caused with preceding inner housing 142.
Further, above-mentioned arc curve S can be circle arc curve, and diameter of a circle where the circle arc curve can be
Any value of the range between 30~45mm, such as 30mm, 33mm, 36mm, 39mm, 42mm or 45mm.
Fig. 9 is the schematic cross sectional views of the lower accepting water disk and drainpipe of the cutting line Y-Y interceptions in Fig. 7.In the present invention
Some embodiments in, any section radially intercepted of lower accepting water disk 82 be in towards the convexly curved curve in its outside,
The curve includes intermediate circular arc shaped sectors 822 and two inclinations for being symmetrically connected between 822 front and rear sides of circular arc shaped sectors
Linear section 823.Lower accepting water disk 82 with angled straight lines section comes compared to section in the drip tray of a circle arc curve
It says, angle of inclination and slope all biggers, faster, therefore condensed water can quickly collect side by side the flow velocity of condensed water on it
Go out.Since lower accepting water disk 82 is in the outside of heat exchanger 20, do not have to consider that the constructive interference of itself and preceding inner housing 142 is asked
Topic.
Further, the ratio between 822 place diameter of a circle of the length of each linear section 823 and intermediate circular arc shaped sectors
Value is range 1:1~1:Any ratio between 2, such as 1:1、1:1.3、1:1.5、1:1.7、1:1.9 or 1:2, with more
Conducive to collecting for condensed water.
As it can be seen that the present invention is particularly designed by the shape to upper accepting water disk 81 and lower accepting water disk 82, can avoid
Generate constructive interference under the premise of improve as much as possible condensed water upper accepting water disk 81 and lower accepting water disk 82 gathering speed and stream
Dynamic speed, to improve collection and the discharge efficiency of condensed water.
In some embodiments of the invention, the quantity of aqueduct 83 can be two, two ends of upper accepting water disk 81
It is connected to respectively with lower accepting water disk 82 by two aqueducts 83.Each end of upper accepting water disk 81 is equipped with a catchment tray 811.
In some embodiments of the invention, heat exchanger 20 further includes the internal tube plate (figure for being set to 22 inside of heat exchange fin
In be not shown) and be set to the outer tube plate (not shown) in the outside of heat exchange fin 22, refrigerant pipe 21 is supported on internal tube plate and outer
Between tube sheet, outer tube plate is connected with annular casing 10.Specifically, outer tube plate can be by screw or other suitable modes with after
Shell 143 is fastenedly connected.Upper accepting water disk 81 is connected to internal tube plate, and lower accepting water disk 82 is connected to outer tube plate.Upper accepting water disk 81 with it is interior
It can be fastenedly connected by screw or other suitable modes between tube sheet and between lower accepting water disk 82 and outer tube plate.
In some embodiments of the invention, annular casing 10 includes the front casing body 141 of annular, annular preceding inner housing
142 and annular back casing 143.It is understood that the axis of back casing 143, preceding inner housing 142 and front casing body 141 is equal
Extend 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 141
Housing wall between there are gaps.Figure 10 is the schematic diagram of back casing according to an embodiment of the invention.Back casing
143 have along the inner side edge edge 1432 of its circumferentially extending and side edge section 1433.It is emphasized that " inside " here
Mean along the side radially adjacent to its center of back casing 143, correspondingly, " outside " here means the diameter along back casing 143
To the side far from its center.The rear side of preceding inner housing 142 is connected to the inner side edge edge 1432 of back casing 143, front casing body
141 rear side is connected to the side edge section 1433 of back casing 143, in back casing 143, preceding inner housing 142 and front casing
It is limited between body 141 and contains space, heat exchanger 20 and air flow drive device 30 are installed in and contain in space.
Specifically, can lead between preceding inner housing 142 and back casing 143 and between front casing body 141 and back casing 143
Clamping, screw connection or other suitable modes are crossed to be connected.Further, the cooperation interface of preceding inner housing 142 and back casing 143
Between and front casing body 141 and the cooperation interface of back casing 143 between be respectively formed it is gas-tight seal, to prevent annular machine shell 10
Interior air-flow at the other positions in addition to round wind outlet 120 by leaking to indoor environment.For example, can be in preceding inner housing
Sealing is set between 142 and the cooperation interface of back casing 143 and between front casing body 141 and the cooperation interface of back casing 143
Circle.
Further, preceding inner housing 142 and front casing body 141 all have respectively along the front side edge of its respective circumferentially extending
Edge, round wind outlet 120 be formed in before between inner housing 142 and the forward edge of front casing body 141.The formation of air-inlet grille 110
On back casing 143.
Further, the housing wall of back casing 143 from its inside edge backwards projectedly along back casing 143 it is radial to
Its outer ledge is extended to outside.That is, 143 general toroidal tubulose of back casing, the annular tube shaped front side are offered along it
The annular opening of circumferentially extending, the outer ledge of the annular opening form the outer ledge of back casing 143, the annular opening
Inside edge forms the inside edge of back casing 143.Air-inlet grille 110 is opened in the convex backward of the housing wall of back casing 143
Go out in farthest region.
The present invention further limits into annular casing 10 including front casing body 141,142 and of preceding inner housing in a ring
143 three parts of back casing, and pass through location layout between front casing body 141, preceding inner housing 142 and back casing 143 and connection
Relationship limits round wind outlet 120 and the annular for containing heat exchanger 20 and air flow drive device 30 contains space, knot
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 invention, the center of annular casing 10 defines front and back open central collar aperture 130, with
Negative pressure is formed in the central collar aperture 130 when air flow drive device 30 drives and blows so that it is indoor without heat exchange from
Right wind through central collar aperture 130 from back to front jet stream and go out and mixed with the air-flow after the heat exchange sent out through round wind outlet 120
It closes.That is, the center collar aperture 130 among annular casing 10 runs through annular casing 10, and central collar aperture along the longitudinal direction
Any part can not be placed in 130.Under the driving of air flow drive device 30, air-flow after heat exchange is from round wind outlet 120
It sends out, at this point, negative pressure can be all formed in the outer periphery of round wind outlet 120 and central collar aperture 130, after annular air conditioner indoor unit 1
The natural wind of side by central collar aperture 130 this negative pressuren zone from back to front jet stream by go out, and sent out with through round wind outlet 120
Heat exchange after air-flow mixing.When mixed airflow blows to human body, can achieve the effect that it is cool without cold, warm without heat, improve
The mildness and comfort that annular air conditioner indoor unit 1 is blown.
As it can be seen that the opening of 130 rear side of central collar aperture forms non-heat exchange wind (i.e. natural wind) import, central collar aperture 130
The opening of front side forms non-heat exchange wind outlet, and round wind outlet 120 is looped around around non-heat exchange wind outlet, in order to
Air-flow after the heat exchange sent out through round wind outlet 120 is equably mixed with the natural wind sent out through the outlet of non-heat exchange wind, into
One step improves the comfortable sexual experience of user.
In some embodiments of the invention, preceding inner housing 142 extends from the front to the back along the first curve 150.Figure 11 is root
According to the schematic diagram of the first curve of one embodiment of the invention.First curve 150 includes setting gradually from the front to the back
And the first section 151 and the second section 152 being glossily connected, the dotted line of the first section 151 and the second section 152 in Figure 11
It separates.First section 151 is circle arc curve, and the center of circle of circle is in the outside of the first section 151 where the first section 151.
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 increase circular casing
The size in space is contained in body 10, consequently facilitating installation heat exchanger 20 and air flow drive device 30, on the other hand, in also may make
The flaring from the front to the back of collar aperture 130, the i.e. edge of center collar aperture 130 is entreated to cut the area of section by rear perpendicular to plane in the front-back direction
Gradually increase forward, so that air-flow is sent out after flowing through central collar aperture 130 in diffusion type, to promote through central collar aperture 130
Mixing between the non-heat exchange air-flow sent out and the heat exchange air-flow sent out through round wind outlet 120, improves 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 invention, front casing body 141 extends from the front to the back along the second curve 160.Figure 12 is root
According to the schematic diagram of the second curve of one embodiment of the invention.Second curve 160 includes setting gradually from the front to the back
And the third section 161 and the 4th section 162 being glossily connected, the dotted line of third section 161 and the 4th section 162 in Figure 12
It separates.Third section 161 is circle arc curve, and the center of circle of circle is in the inside of third section 161 where third section 161.
It that is to say, third section 161 is the external circle arc curve protruded of outer housing 141 forward, to the with preceding inner housing 142
One section 151 matches, and further increases the size that space is contained in toroidal shell 10, and also improves toroidal shell 10
Good appearance effect.
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 invention, air flow drive device 30 is the closed of the circumferentially extending along annular casing 10
Annular ion wind generation apparatus.Annular ion wind generation apparatus is for promoting indoor air to enter through circular air inlet grid 110
In annular casing 10, and flowed towards round wind outlet 120 after the heat exchange of heat exchanger 20.Specifically, under high pressure, annular ion
Wind generation apparatus can by the air ionization in annular casing 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 this
Field technology personnel are easily obtained, therefore which is not described herein again.
The present invention generates a large amount of charged particles under high pressure using annular ion wind generation apparatus, and charged particle is in 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 annular air conditioning chamber
Noise when interior machine 1 is run.
In some alternative embodiments of the invention, air flow drive device 30 can also include the week along annular casing 10
To multiple small-sized axial flow blowers of distribution or other kinds of wind turbine.
In some embodiments of the invention, annular air conditioner indoor unit 1 further includes annular purge module 40, annular purge mould
Block 40 is set in the air current flow direction in annular casing 10, for being removed to the air-flow for flowing to round wind outlet 120
The purification runs such as dirt, sterilization.
Further, heat exchanger 20, air flow drive device 30 and annular purge module 40 are interior from rear in annular casing 10
It sets gradually forward.It may additionally be generated while annular ion wind generation apparatus generates ion wind under high pressure as a result,
The pernicious gases such as ozone can be absorbed or be adsorbed by annular purge module 40 before being sent into interior, strengthen clean-up effect.
In some alternate embodiments, heat exchanger 20, air flow drive device 30 and annular purge module 40 are in annular
There can also be other distributing orders in casing 10.For example, heat exchanger 20 can be arranged it is net in air flow drive device 30 and annular
Between change module 40.
In some embodiments of the invention, annular air conditioner indoor unit 1 is desktop air-conditioning indoor unit.Its annular casing 10
Bottom has plane, in order to directly be held on desktop.In some embodiments, annular air conditioner indoor unit 1, which may also comprise, sets
It is placed in the pedestal 70 of 10 lower section of annular casing, for support annular casing 10.
When annular air conditioner indoor unit 1 is desktop air-conditioning indoor unit, where round wind outlet 120 and central collar aperture 130
Therefore height overcomes when thermal current floats, freezes when traditional air conditioner heats under cold airflow just at the middle part of human height
The heavy defect for leading to heating and cooling time length.
It will be understood by those skilled in the art that unless otherwise specified, so-called "inner" in the embodiment of the present invention,
"outside", " cross ", "front", "rear" etc. are for indicating that the term of orientation or positional relationship is actually made with annular air conditioner indoor unit 1
For on the basis of state, these terms are merely for convenience of describing and understanding technical scheme of the present invention, rather than indicate
Or imply that signified device or component must have a particular orientation, therefore be not considered as limiting the invention.
So far, although those skilled in the art will appreciate that present invention has been shown and described in detail herein multiple shows
Example property embodiment still without departing from the spirit and scope of the present invention, still can according to the present disclosure directly
Determine or derive many other variations or modifications consistent with the principles of the invention.Therefore, the scope of the present invention is understood that and recognizes
It is set to and covers other all these variations or modifications.
Claims (10)
1. a kind of heat exchanger for annular air conditioner indoor unit includes the refrigerant pipe for the refrigerant that circulates and is threaded through described cold
Multiple heat exchange fins on matchmaker's pipe, which is characterized in that
The heat exchanger is circular heat exchanger, and curve, the refrigerant pipe are entered the contour line of the refrigerant pipe by its refrigerant in a ring
Mouth end extends to its refrigerant exit end along the circumferential convolution of the loop curve；And
Each heat exchange fin is the plate fins radially extended along the loop curve.
2. a kind of heat exchanger for annular air conditioner indoor unit includes the refrigerant pipe for the refrigerant that circulates and is threaded through described cold
Multiple heat exchange fins on matchmaker's pipe, which is characterized in that
The heat exchanger is arc heat exchanger, and the contour line of the refrigerant pipe is in the first arc curve, and the refrigerant pipe is cold by its
Matchmaker's arrival end along first arc curve circumferential reciprocation extension to its refrigerant exit end；And
Each heat exchange fin is the plate fins radially extended along the loop curve.
3. a kind of annular air conditioner indoor unit, which is characterized in that including：
Annular casing, axis extend along the longitudinal direction, and with positioned at rear side and along its circumferentially distributed air-inlet grille and
Positioned at its front side and along its circumferentially distributed round wind outlet；
Any heat exchanger of claims 1 or 2 is set to the inside of the annular casing, and along the annular casing
Circumferentially extending, and be configured to carry out hot friendship at least partly air-flow entered in the annular casing via the air-inlet grille
It changes；
Air flow drive device, is set to the inside of the annular casing, and is disposed for promoting the gas in the annular casing
Stream is flowed towards the round wind outlet.
4. annular air conditioner indoor unit according to claim 3, which is characterized in that further include each for collecting the heat exchanger
The condensed water collecting device of the condensed water generated on a section, the condensed water collecting device include：
Upper accepting water disk, along the circumferentially disposed in the inside of the heat exchanger top half of the heat exchanger, described in collection
The condensed water that the top half of heat exchanger generates；
Lower accepting water disk, along the circumferentially disposed outside in the heat exchanger lower half portion of the heat exchanger, to be at least used to collect
The condensed water that the lower half portion of the heat exchanger generates；And
Aqueduct is connected to the upper accepting water disk and the lower accepting water disk, and the condensed water for collecting the upper accepting water disk is led
It is flow to the lower accepting water disk, to be directly or indirectly emitted into outside the annular casing by the lower accepting water disk.
5. annular air conditioner indoor unit according to claim 4, which is characterized in that
The end of the upper accepting water disk has the catchment tray in outside, with allow the condensed water that the upper accepting water disk is accepted along
Its outer surface collects in the catchment tray；And
Through-hole is offered on the bottom wall of the catchment tray, the upper end of the aqueduct is connected to the through-hole, to allow the remittance
Condensed water in sink is flowed by the through-hole in the aqueduct, to flow to the lower accepting water by the aqueduct
Disk.
6. annular air conditioner indoor unit according to claim 4, which is characterized in that
Any section radially intercepted of the upper accepting water disk is in towards the convexly curved arc curve in its inside；And/or
Any section radially intercepted of the lower accepting water disk is in towards the convexly curved curve in its outside, the curve packet
It includes intermediate circular arc shaped sectors and is symmetrically connected to two linear sections of the intermediate circular arc shaped sectors front and rear sides.
7. annular air conditioner indoor unit according to claim 4, which is characterized in that
The heat exchanger further includes being set to the internal tube plate on the inside of the heat exchange fin and being set on the outside of the heat exchange fin
Outer tube plate, the refrigerant pipe are supported between said inner tube plate and the outer tube plate, the outer tube plate and the annular machine shell phase
Even；And
The upper accepting water disk is connected to said inner tube plate, and the lower accepting water disk is connected to the outer tube plate.
8. annular air conditioner indoor unit according to claim 3, which is characterized in that
The annular casing includes the front casing body of annular, the preceding inner housing of annular and annular back casing；
The preceding inner housing is set to the inside of the front casing body, and the housing wall of the preceding inner housing and the front casing body
Between there are gaps；And
The back casing has is connected to institute on rear side of the inside edge of its circumferentially extending and outer ledge, the preceding inner housing
The inside edge of back casing is stated, the outer ledge of the back casing is connected on rear side of the front casing body, in the rear
It is limited between shell, the preceding inner housing and the front casing body and contains space, the heat exchanger and air stream drives dress
It sets and is installed in described contain in space.
9. annular air conditioner indoor unit according to claim 3, which is characterized in that
The air flow drive device is the closed annular ion wind generation apparatus along the circumferentially extending of the annular casing.
10. annular air conditioner indoor unit according to claim 3, which is characterized in that
The annular air conditioner indoor unit is desktop air-conditioning indoor unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810136777.9A CN108443962B (en) | 2018-02-09 | 2018-02-09 | Heat exchanger for annular air conditioner indoor unit and annular air conditioner indoor unit |
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|---|---|---|---|
| CN201810136777.9A CN108443962B (en) | 2018-02-09 | 2018-02-09 | Heat exchanger for annular air conditioner indoor unit and annular air conditioner indoor unit |
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| CN108443962B CN108443962B (en) | 2024-02-23 |
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|---|---|
| CN108443962B (en) | 2024-02-23 |
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