CN110319504A - Air-conditioner outdoor unit - Google Patents
Air-conditioner outdoor unit Download PDFInfo
- Publication number
- CN110319504A CN110319504A CN201910589323.1A CN201910589323A CN110319504A CN 110319504 A CN110319504 A CN 110319504A CN 201910589323 A CN201910589323 A CN 201910589323A CN 110319504 A CN110319504 A CN 110319504A
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- Prior art keywords
- heat exchanger
- connecting tube
- plate
- plate heat
- air
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- 230000001502 supplementing effect Effects 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims description 25
- 238000005452 bending Methods 0.000 claims description 14
- 230000008859 change Effects 0.000 abstract description 16
- 238000012423 maintenance Methods 0.000 abstract description 7
- 239000003507 refrigerant Substances 0.000 description 29
- 238000009434 installation Methods 0.000 description 14
- 238000010438 heat treatment Methods 0.000 description 12
- 238000005192 partition Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 9
- 239000012530 fluid Substances 0.000 description 8
- 238000004378 air conditioning Methods 0.000 description 4
- 239000002826 coolant Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000004308 accommodation Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 241000973497 Siphonognathus argyrophanes Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 238000000926 separation method Methods 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
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
-
- 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
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/14—Heat exchangers specially adapted for separate outdoor units
- F24F1/16—Arrangement or mounting thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Analytical Chemistry (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
The invention discloses a kind of air-conditioner outdoor units, comprising: casing, outdoor heat exchanger, compressor, plate heat exchanger and plate change pipe group.Casing includes chassis.Outdoor heat exchanger is located in casing.Compressor with gas returning port and gas supplementing opening is connected on chassis.Plate heat exchanger is removably attachable on casing, is formed on plate heat exchanger there are four interface and inside has the first passage and second channel mutually to exchange heat.It includes multiple connecting tubes that plate, which changes pipe group, multiple connecting tubes include four connecting tubes to connect respectively with four interfaces, wherein a connecting tube is connected with gas supplementing opening, is connected between two connecting tubes and outside pass-out, the connecting tube that three connections are connected with other component are equipped with weld bond.The air-conditioner outdoor unit of the embodiment of the present invention, plate heat exchanger is detachably connected on casing, and weld bond is arranged in connecting tube, can be blown weld bond and integrally be removed plate heat exchanger, easy disassembly and maintenance, board-like pipe group characteristics of compact layout.
Description
Technical field
The invention belongs to air conditioner technical field, specifically a kind of air-conditioner outdoor unit.
Background technique
In winter, when air conditioner is in heating mode, the high temperature and high pressure gas refrigerant flowed out from compressor first passes through air-conditioning
The heat exchanger of indoor unit flows out to restricting element and outdoor heat exchanger in air-conditioner outdoor unit again later, therefore, reaches outdoor and changes
The refrigerant temperature of hot device is usually relatively low, along with ambient temperature locating for air-conditioner outdoor unit is lower, so that refrigerant gasifies
Rate reduces, and the gaseous coolant amount heated in circulation loop is on the low side, and heating cycle efficieny is not high.
In order to enhance heating cycle efficieny, often increase plate heat exchanger in air-conditioner outdoor unit in the prior art, by part
Refrigerant backs into rapidly compressor, increases the temperature and circulating refrigerant amount of compressor, guarantees the heating capacity of air-conditioning.However it is existing
The setting of plate heat exchanger position it is unreasonable, plate heat exchanger and its accessory dismounting are difficult, and inconvenient maintenance connects with plate heat exchanger
The pipeline arrangement connect is complicated, and the space for occupying air-conditioner outdoor unit is larger, is unfavorable for the miniaturization of air-conditioner outdoor unit.
Summary of the invention
The present invention is directed at least solve one of the technical problems existing in the prior art.For this purpose, the present invention proposes a kind of sky
Outdoor unit is adjusted, the plate heat exchanger of the air-conditioner outdoor unit is convenient for disassembly and assembly, and the position in air-conditioner outdoor unit is reasonable, structure
It is compact.
A kind of air-conditioner outdoor unit according to an embodiment of the present invention, comprising: casing, the casing include chassis；Outdoor heat exchange
Device, the outdoor heat exchanger are located in the casing；Compressor, the compressor are connected on the chassis, the compressor
With gas returning port and gas supplementing opening；Plate heat exchanger, the plate heat exchanger are detachably connected on the casing, described board-like
It is formed with first interface, second interface, third interface and the 4th interface on heat exchanger, has in the plate heat exchanger and mutually exchanges
The first passage and second channel of heat, the first passage is connected with the first interface and the second interface respectively, described
Second channel is connected with the third interface and the 4th interface respectively；Plate changes pipe group, and it includes multiple companies that the plate, which changes pipe group,
Adapter tube, multiple connecting tubes include respectively with the first interface, the second interface, the third interface and the described 4th
Interface corresponding connected the first connecting tube, the second connecting tube, third connecting tube and the 4th connecting tube, second connecting tube and institute
It states outdoor heat exchanger to be connected, the 4th connecting tube is connected with the gas supplementing opening, and the third connecting tube connection described second connects
It takes over, weld bond, and second connection is equipped in first connecting tube, second connecting tube and the 4th connecting tube
The junction of pipe and the third connecting tube is located at the weld bond in second connecting tube and between the second interface.
Air-conditioner outdoor unit according to an embodiment of the present invention, by being removably disposed plate heat exchanger on casing, so that
Link position of the plate heat exchanger in air-conditioner outdoor unit is relatively fixed, and plate heat exchanger is not easy to shake at work, and is convenient for
It is dismounted from casing.When plate heat exchanger is fixed on casing, the plate connecting with plate heat exchanger changes each connection of pipe group
Pipe also be more convenient arrangement, be conducive to plate change pipe group layout and cabling it is more reasonable.Plate changes the company being connected in pipe group with external component
Weld bond is equipped on adapter tube, when needing to dismantle plate heat exchanger, it is only necessary to by weld bond it is boiled and by plate heat exchanger from casing
On remove and can complete to operate, dismantle simple, easy to maintenance.
Air-conditioner outdoor unit according to an embodiment of the invention, further includes: supporting element, the supporting element are connected to the bottom
On disk, the plate heat exchanger is detachably connected on the supporting element.
Air-conditioner outdoor unit according to an embodiment of the invention further includes for the gas returning port phase with the compressor
Gas-liquid separator even, the gas-liquid separator are detachably connected to the top of the supporting element.
Optionally, the supporting element include: riser and the upper flat plate for being connected to the riser lower edges, it is lower flat
Plate, the lower plate are connected on the chassis, and the riser is vertically arranged, and the plate heat exchanger is connected to the riser
Towards the side of the compressor.
Air-conditioner outdoor unit according to an embodiment of the invention, the casing enters the wind from rear side and from preceding side air-out, described
Compressor closes on the front on the chassis along setting, the plate heat exchanger along the chassis back edge and close on turning and set
It sets.
Optionally, the plate heat exchanger is vertically arranged, and the lower edge of the plate heat exchanger is located at the compressor
The top of footing.
Advantageous, each connecting tube all has bending part, and each connecting tube is folded more by the bending part
A pipeline section, the pipeline section where the weld bond are straightway.
Air-conditioner outdoor unit according to an embodiment of the invention, at least one described weld bond is on the plate heat exchanger
Orthographic projection is located at except the plate heat exchanger；And/or at least one orthographic projection of the weld bond on the plate heat exchanger
In the plate heat exchanger and close on the outer edge of the plate heat exchanger.
Further embodiment according to the present invention, the weld bond in first connecting tube, the 4th connecting tube exist
Orthographic projection on the plate heat exchanger closes on the different sides of the plate heat exchanger, the weldering in second connecting tube
Mouth is closed on to be arranged with the interface of the outdoor heat exchanger.
Air-conditioner outdoor unit according to an embodiment of the invention, the third connecting tube pass through described in the connection of first throttle part
Second connecting tube, second connecting tube connect the outdoor heat exchanger by the second throttling element.
Further embodiment according to the present invention is provided with tee tube, the first throttle part in second connecting tube
It is connected on the tee tube.
The tube wall of air-conditioner outdoor unit according to an embodiment of the invention, at least one connecting tube is equipped with temperature-sensitive
Part.
Optionally, housing has temperature-sensing sleeve in the connecting tube, and the temperature sensibility is located on the temperature-sensing sleeve, the company
Adapter tube includes horizontal segment and/or vertical section, and the temperature-sensing sleeve covers on the horizontal segment and/or the vertical section.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 is the perspective view of the air-conditioner outdoor unit (hidden parts casing and part) of one embodiment of the invention.
Flow direction schematic diagram when Fig. 2 is the coolant circulating system heating of the air conditioner of one embodiment of the invention.
Fig. 3 is the chassis of one embodiment of the invention, outdoor heat exchanger, compressor, plate heat exchanger, supporting element, gas-liquid
The relative position schematic diagram of separator.
Fig. 4 is the top view of Fig. 3.
Fig. 5 is the structural schematic diagram of the plate heat exchanger of one embodiment of the invention.
Fig. 6 be the chassis of one embodiment of the invention, compressor, gas-liquid separator relative position schematic diagram.
Fig. 7 is the structural schematic diagram of another angle of Fig. 6.
Fig. 8 is the compressor of one embodiment of the invention and the attachment structure schematic diagram of plate heat exchanger.
Fig. 9 is the top view of Fig. 8.
The chassis of Figure 10 one embodiment of the invention, supporting element, plate heat exchanger, plate change pipe group, gas-liquid separator it is total
Body structural schematic diagram.
Figure 11 changes the relative positional relationship schematic diagram of pipe group for supporting element, plate heat exchanger, the plate in Figure 10.
Figure 12 is the front view of Figure 11.
Bottom view that Figure 13 is Figure 11 (for the link position for embodying each component, has shown in the figure and has blocked under supporting element
The component outline of side).
Figure 14 is the plate heat exchanger of one embodiment of the invention and the structural schematic diagram of the first connecting tube.
Appended drawing reference:
Air-conditioner outdoor unit 100,
Casing 1, fan house 11, Machine Room 12, mesh enclosure 13, front panel 14, chassis 15,
Middle partition 21, outdoor fan 22, outdoor heat exchanger 23,
Compressor 4, exhaust outlet 41, gas returning port 42, gas supplementing opening 43, return-air fluid reservoir 44, tonifying Qi fluid reservoir 45, oil eliminator
46, footing 47,
Four-way valve 51, high pressure valve 52, low pressure valve 53,
Gas-liquid separator 6, inlet tube 62, outlet pipe 63,
Plate heat exchanger 7, first interface 71, second interface 72, third interface 73, the 4th interface 74, bolt 76,
Plate change pipe group 8, connecting tube 80, the first connecting tube 81, the second connecting tube 82, the second throttling element 821, tee tube 822,
Third connecting tube 83, first throttle part 831, the 4th connecting tube 84, weld bond 801, bending part 802, horizontal segment 803, vertical section
804、
Supporting element 9, riser 91, upper flat plate 92, lower plate 93,
Temperature-sensing sleeve 10, temperature sensibility 101.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " longitudinal direction ", "upper", "lower", "front", "rear", " left side ",
The orientation or positional relationship of the instructions such as " right side ", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on the figure
Orientation or positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
The structure of the air-conditioner outdoor unit 100 of the embodiment of the present invention is described below.
A kind of air-conditioner outdoor unit 100 according to an embodiment of the present invention, comprising: casing 1, outdoor heat exchanger 23, compressor 4,
Plate heat exchanger 7, plate change pipe group 8.
As shown in Figure 1, casing 1 includes chassis 15.Chassis 15 is formed in the bottom of casing 1, can be used for inside support machine casing 1
Each component.
Outdoor heat exchanger 23 is located in casing 1.Outdoor heat exchanger 23 is for exchanging heat to the refrigerant of process.
As shown in Figures 2 and 3, compressor 4 is connected on chassis 15, and compressor 4 has gas returning port 42 and gas supplementing opening 43.Bottom
Disk 15 directly provides support force to compressor 4, is located at compressor 4 steadily on chassis 15.Compressor 4 can will enter in it
The gas coolant of low-temp low-pressure is discharged after being compressed into the gas coolant of high temperature and pressure.
As shown in figure 3, plate heat exchanger 7 is detachably connected on casing 1.
As shown in figure 5, being formed with first interface 71 (being shown as Q1), second interface 72 (being shown as Q2), on plate heat exchanger 7
Three interfaces 73 (being shown as Q3) and the 4th interface 74 (being shown as Q4) have the first passage mutually to exchange heat and the in plate heat exchanger 7
Two channels, first passage are connected with first interface 71 and second interface 72 respectively, second channel respectively with third interface 73 and
Four interfaces 74 are connected.That is, from first interface 71 to forming first passage, third interface 73 and second interface 72
Second channel is formed between four interfaces 74, can carry out heat exchange between two channels.Plate heat exchanger 7 belongs to a kind of economizer
(or heat regenerator), using needing cooling refrigerant to heat the refrigerant for needing to heat up in system, to improve system energy efficiency.
As shown in Figure 6 and Figure 7, it includes multiple connecting tubes 80 that plate, which changes pipe group 8,.Multiple connecting tubes 80 include connecing respectively with first
First connecting tubes 81 (as shown in Figure 7) of 71 connection of mouth, the second connecting tube 82 (as shown in Figure 7) being connect with second interface 72,
The third connecting tube 83 (as shown in figure 13) being connect with third interface 73, the 4th connected connecting tube 84 corresponding with the 4th interface 74
(as shown in Fig. 8, Figure 12).Wherein, the second connecting tube 82 is connected with outdoor heat exchanger 23, the 4th connecting tube 84 and 43 phase of gas supplementing opening
Even.That is, the refrigerant that the second channel of plate heat exchanger 7 needs to heat to the conveying of compressor 4, first passage conveying are
Need cooling refrigerant.When common air-conditioning heating in winter, first passage conveys refrigerant to outdoor heat exchanger 23, also has in sky
First passage is from conveying refrigerant to indoor heat exchanger after 23 feed liquor of outdoor heat exchanger when modulating cold.Illustrate for simplification in order to manage
Solution hereinafter conveys refrigerant to outdoor heat exchanger 23 with first passage, second channel conveys the feelings for heating refrigerant to compressor 4
Condition is illustrated.
As shown in fig. 7, third connecting tube 83 connects the second connecting tube 82.
Referring again to shown in Fig. 3, weld bond is equipped in the first connecting tube 81, the second connecting tube 82 and the 4th connecting tube 84
801, and the junction of the second connecting tube 82 and third connecting tube 83 is located at weld bond 801 and second interface in the second connecting tube 82
Between 72 (position of second interface 72 is as shown in Figure 5).
By above structure it is found that the air-conditioner outdoor unit 100 of the embodiment of the present invention, by being removably disposed on casing 1
Plate heat exchanger 7, plate heat exchanger 7 is easy for installation, may make it in air-conditioner outdoor unit 100 after the installation of plate heat exchanger 7
Link position it is relatively fixed, plate heat exchanger 7 is not easy to shake at work, provides for the connection that plate changes pipe group 8 stable
Installation point, and convenient for being removed from casing 1 again.
In addition, the plate connecting with plate heat exchanger 7 changes each of pipe group 8 when plate heat exchanger 7 is fixed on casing 1
Connecting tube 80 is also more convenient arrangement, and when installation plate changes pipe group 8, can be according to plate heat exchanger 7 and compressor 4, outdoor heat exchange
The relative position reasonable Arrangement plate of the components such as device 23 changes pipe group 8, so that plate is changed pipe group 8 more compact under the premise of nearest connection,
The cabling for making plate change pipe group 8 is more reasonable, and the space occupied is smaller.
Since the portions and third connecting tube 83 of the second connecting tube 82 connect Correspondent, 82 main part of the second connecting tube
Pass-out simultaneously connects outdoor heat exchanger 23, and plate change in pipe group 8 with other components (compressor 4, outdoor heat exchanger 23, indoor heat exchange
Device) weld bond 801 is equipped in connected connecting tube 80, when needing to dismantle plate heat exchanger 7, it is only necessary to which weld bond 801 is boiled
And plate heat exchanger 7 is removed from casing 1 can complete to operate, it dismantles simple, easy to maintenance.
It is understood that the structure on middle partition, Yi Jiyu is arranged in plate heat exchanger 7 in compared with the prior art
The structure for any arrangement of each adapter tube that plate heat exchanger 7 connects, plate heat exchanger 7 of the invention passes through each weld bond is boiled
After can change pipe group 8 with plate and separate, plate heat exchanger 7 integrally can be removed individually, easy to disassemble, facilitate maintenance, stablize after installation, plate
Formula heat exchanger 7 and plate, which change, can form overall compact layout between pipe group 8 and compressor 4, outdoor heat exchanger 23.
In the description of the present invention, define " first ", " second ", " third ", the feature of " the 4th " can be expressed or
One or more of the features is implicitly included, for distinguishing Expressive Features, point of out-of-order, point of no weight.
In the prior art, plate heat exchanger is typically mounted on middle partition or is directly welded at chassis.Middle partition itself
Other than mounting plate type heat exchanger, it is also commonly installed electric controller, fuse etc., not only to walk electric wire can also fasten refrigerant pipe, pipe
In the complex set of road, therefore plate heat exchanger is mounted on middle partition and exacerbates such case, what is connected on plate heat exchanger is cold
The bad maintenances, maintenance such as matchmaker's pipe, various detection control means.Plate heat exchanger is directly welded at chassis, although can avoid
Middle partition upper pipeline concentration zones, but its mounting stability, tunability not can guarantee.
In some embodiments of the invention, air-conditioner outdoor unit 100 further include: supporting element 9.Supporting element 9 is connected to chassis
On 15, plate heat exchanger 7 is detachably connected on supporting element 9.By by supporting element 9 in air-conditioner outdoor unit 100 position
Rational deployment can be such that 100 inner tube of air-conditioner outdoor unit passes by and be extenuated in the case where concentration.
Supporting element 9 itself should have certain strength and stiffness, it is sufficient to carry plate heat exchanger 7.When supporting element 9 itself
When highly lower, it is connected to the intensity that chassis 15 also can be enhanced on chassis 15, and plate heat exchanger 7 is connected by supporting element 9
It connects more stable when on chassis 15.When the height of supporting element 9 itself is higher, plate heat exchanger 7, which is mounted on supporting element 9, may be used also
To increase its height relative to chassis 15, thus make to form certain spacing between the bottom of plate heat exchanger 7 and chassis 15,
More convenient when mounting plate type heat exchanger 7, manpower can protrude into spanner in the space of 7 lower part of plate heat exchanger.
Optionally, supporting element 9 is detachably connected on chassis 15.Bolt spiral shell can be passed through between supporting element 9 and chassis 15
Mother's connection, can also be by grafting and the connection that is engaged by clamping, and dismountable connection is so that supporting element 9 is convenient for tearing open from chassis 15
It unloads.Certainly, supporting element 9 can also be welded direct on chassis 15 and form a fixed connection.
Optionally, with continued reference to shown in Fig. 3, supporting element 9 includes: riser 91, upper flat plate 92 and lower plate 93.
As shown in figure 11, the lower edges of riser 91 are connected separately with upper flat plate 92 and lower plate 93, and lower plate 93 connects
It connects on chassis 15, riser 91 is vertically arranged, and plate heat exchanger 7 is connected to the side towards compressor 4 of riser 91.Supporting element
9 using the above structure, can form the structure with certain altitude and accommodation space, i.e., when the lower plate 93 of supporting element 9 is fixed on
When on chassis 15, certain accommodation space is formed between upper flat plate 92 and lower plate 93, plate heat exchanger 7 is connected to the perpendicular of middle part
After on plate 91, a fixed spacing on the one hand is formd between chassis 15, itself is easy to disassemble, is also convenient for mounting plate and changes pipe group 8；Separately
On the one hand the weak junction of plate heat exchanger 7 can be protected not by the interference of exterior part, the starting connection for changing pipe group 8 for plate provides
Enough spaces, are conveniently adjusted shape and cabling that plate changes pipe group 8.In addition, supporting element 9 can not only change for connecting plate type
Hot device 7 can also be used to support and connect other component, such as gas-liquid separator 6 (as described below).
Advantageous, plate heat exchanger 7 is vertically arranged, and the lower edge of plate heat exchanger 7 is located at the upper of the footing 47 of compressor 4
Side.The height of plate heat exchanger 7 is higher than footing 47, in mounting plate type heat exchanger 7, can avoid at the footing 47 of compressor 4, this
Sample is convenient for that such as spanner tool can be used in elastic 47 top nut of footing, and plate heat exchanger 7 is avoided to block tool.In addition,
Mounting plate type heat exchanger 7 and plate change pipe group 8 from manpower can be facilitated from lower part to extend into supporting element 9.
Optionally, supporting element 9 is support metal plate, and sheet metal component rigidity in bending type will increase, and supporting element 9 has enough
Strength and stiffness, it is sufficient to support gas-liquid separator 6 and connecting plate type heat exchanger 7.
In some embodiments of the invention, as shown in Figure 6 and Figure 7, air-conditioner outdoor unit 100 further includes being used for and compressor
The connected gas-liquid separator 6 of 4 gas returning port 42, gas-liquid separator 6 are detachably connected to the top of supporting element 9.Here, gas-liquid
Separator 6 and plate heat exchanger 7 are both connected on supporting element 9, keep overall structure more compact, each portion especially on longitudinal space
The layout of part is more compact, takes full advantage of top idle space in air-conditioner outdoor unit 100, is conducive to reduce air-conditioner outdoor unit 100
Occupied area.
Since compressor 4 is connected directly between on chassis 15 (chassis 15 is 1 bottom wall of casing), the footing 47 of 4 bottom of compressor,
Cushion etc. not only takes up an area greatly, and needs to vacate certain installation space around it.Gas-liquid separator 6 is connected on supporting element 9
(supporting element 9 can connect on chassis 15, also be not excluded for being connected to the other positions of casing 1, in 9 upper mounting component of supporting element
Its height is usually above chassis 15 afterwards), be conducive to form certain difference in height between gas-liquid separator 6 and compressor 4, be avoided that
Occupy the installation space of 4 bottom of compressor.
Optionally, gas-liquid separator 6 is connected on upper flat plate 92, and the connection type of gas-liquid separator 6 and upper flat plate 92 can
Think connector connect (such as bolt and nut), or the mating connection between limiting slot and fixture block, can also for eye-splice with
Mounting connection between socket, is designed according to specific needs, is not particularly limited here.Gas-liquid separator 6 and support
The dismountable connection type of part 9, it is convenient that gas-liquid separator 6 is installed, is overhauled, is replaced.
In some embodiments, compressor 4 closes on the front edge setting on chassis 15, and plate heat exchanger 7 is behind chassis 15
Edge and close on turning setting.Compressor 4 and plate heat exchanger 7 are arranged respectively close to the front edge on chassis 15 and back edge, can
Make to form certain space layout plate between the two and change pipe group 8, can be staggered between plate heat exchanger 7 and compressor 4, and distance is not
Can be too far, facilitate connecting plate to change pipe group 8.In addition, compressor 4 can generate biggish vibration and noise at work, by the two point
It is spaced apart, the vibration of compressor 4 can be prevented to be directly delivered on plate heat exchanger 7.
In some embodiments of the invention, referring again to Fig. 3 and Fig. 4, air-conditioner outdoor unit 100 further includes middle partition 21,
Middle partition 21 is located in casing 1 will be separated out fan house 11 and Machine Room 12 inside casing 1.
Specifically, outdoor is changed as shown in figure 4, compressor 4, supporting element 9 and plate heat exchanger 7 are each provided in Machine Room 12
Hot device 23 is located in fan house 11, and casing 1 enters the wind from rear side and from preceding side air-out, some examples, in fan house 11 and interval
Also air inlet can be equipped on the opposite side panel of plate 21.
It refers again to shown in Fig. 2, is additionally provided with blower in the fan house 11 of outdoor heat exchanger 23, sent for outdoor heat exchanger 23
Wind accelerates the heat exchange efficiency of the refrigerant and external air flow in outdoor parallel operation 23.
In some embodiments of the invention, as shown in figure 8, each connecting tube 80 all has bending part 802, each connection
Pipe 80 folds multiple pipeline sections by bending part 802, and 801 place pipeline section of weld bond is straightway.What needs to be explained here is that bending part
802 have certain Curvature varying, and the both ends of bending part 802 are separately connected a straightway, the setting of bending part 802, so that
The extending direction of straightway changes, thus the wiring path for changing the trend of connecting tube 80, enriching connecting tube 80.As general
Weld bond 801 is arranged when on straightway, is on the one hand easy to implement welding and boiled operation, on the other hand avoids and is arranged curved
The steering for the straightway of bending part 802 being attached thereto to two is caused to fail on folding part 802.
In some instances, as shown in figure 11, at least one orthographic projection of weld bond 801 on plate heat exchanger 7 is located at plate
Except formula heat exchanger 7.That is, weld bond 801 can be arranged in the periphery in 7 orthographic projection region of plate heat exchanger, avoid by
All weld bonds 801 concentrate on interior enclose interferes excessively when leading to burn pipe, adapter tube.
In some instances, as shown in Fig. 8 and Figure 14, orthographic projection position of at least one weld bond 801 on plate heat exchanger 7
In in plate heat exchanger 7 and closing on the outer edge of plate heat exchanger 7.That is, even if not accomplishing weld bond 801 is completely set up
In the outside in 7 orthographic projection region of plate heat exchanger, also to avoid burning pipe, adapter tube as far as possible close to the edge setting in orthographic projection region
When welding gun by plate heat exchanger 7 interference.
In some instances, as shown in figure 3, at least one orthographic projection of weld bond 801 on plate heat exchanger 7 is positioned at board-like
Except heat exchanger 7 and at least one weld bond 801 is located in plate heat exchanger 7 in the orthographic projection on plate heat exchanger 7 and closes on plate
The outer edge of formula heat exchanger 7.Weld bond 801 is arranged in except plate heat exchanger 7 or the edge of the orthographic projection of plate heat exchanger 7
Place, can make to form suitable distance between weld bond 801 and plate heat exchanger 7, can when butt welding mouth 801 weld or is boiled
It avoids plate heat exchanger 7 from overheating, manpower is also facilitated to avoid the position that plate heat exchanger 7 extend into weld bond 801.
In some specific examples, as shown in figure 3, the weld bond 801 in the first connecting tube 81, the 4th connecting tube 84 is in plate
Orthographic projection on formula heat exchanger 7 closes on the different sides of plate heat exchanger 7, and the weld bond 801 in the second connecting tube 82 closes on and room
The interface of external heat exchanger 23 is arranged.The distance that is staggered between weld bonds 801 multiple in this way is remote, facilitates operation.
In some embodiments of the invention, as shown in Figure 2 and Figure 7, third connecting tube 83 is connected by first throttle part 831
It connects in the second connecting tube 82.Here, first throttle part 831 is added between third connecting tube 83 and the second connecting tube 82, so that
Gas pressure is smaller, the lower refrigerant of temperature enters in second channel, a side being formed after first throttle part 831 for refrigerant
Face enables the tonifying Qi refrigerant of compressor 4 to reach the air pressure of adaptation, on the other hand makes the refrigerant in first passage and second channel
Formation temperature difference is to absorb heat.
Optionally, tee tube 822 and triple valve are equipped in the second connecting tube 82, triple valve controls the logical of tee tube 822
Road, in three interfaces of tee tube 822, the second connecting tube 82 is broken into two-section and is separately connected two of them interface, third connection
Pipe 83 connects another interface.In this way, then triple valve controls the second connecting tube 82 and third connects when compressor 4 needs tonifying Qi
It is connected between adapter tube 83；When compressor 4 does not need tonifying Qi, then triple valve controls between the second connecting tube 82 and third connecting tube 83
It disconnects, so that the refrigerant in first passage after the second connecting tube 83 and triple valve by flowing directly into outdoor heat exchanger 23.
As shown in Fig. 2, first throttle part 831 is connected on tee tube 822.Second connecting tube 82 passes through the second throttling element
821 are connected on outdoor heat exchanger 23.Herein, the setting of the second throttling element 821 can equally to flow from the second connecting tube 82
The gas pressure for the refrigerant crossed is lower, and temperature is lower so that into the refrigerant in outdoor heat exchanger 23 heating circulation in more
It is easy to absorb heat from external environment, keeps heating cycle efficieny higher.
Optionally, first throttle part 831 and the second throttling element 821 are one of electric expansion valve, capillary, throttle valve
Or it is a variety of.
In some embodiments of the invention, the tube wall of at least one connecting tube 80 is equipped with temperature sensibility 101.By one
Temperature sensibility 101 is set in a little connecting tubes 80, can measure at any time and obtain the temperature of refrigerant in connecting tube 80, it is board-like with accurate judgement
The working condition of heat exchanger 7, it is ensured that the timely tonifying Qi of compressor 4 and reliable heating effect.Such as: in some instances, third
It is respectively equipped with temperature sensibility 101 in connecting tube 83 and the 4th connecting tube 84, the temperature of the refrigerant of disengaging second channel is detected,
To judge whether first passage completes the refrigerant heat exchange in second channel, guarantee that the refrigerant of second channel output is formed as heating
Refrigerant appropriate, and make 4 Gas-supplying enthalpy-increasing of compressor after filling into compressor 4, increase the heating cycle efficieny of air-conditioner outdoor unit 100.
In some embodiments of the invention, as shown in Fig. 8, Figure 10 and Figure 11, housing has temperature-sensing sleeve in connecting tube 80
10, temperature sensibility 101 is located on temperature-sensing sleeve 10.Temperature-sensing sleeve 10 provides attachment point for the installation of temperature sensibility 101, prevents temperature-sensitive
Part 101 is fallen, and temperature sensibility 101 is made to be close to connecting tube 80.In addition, temperature-sensing sleeve 10 can completely cut off ambient temperature to temperature sensibility
The influence of 101 measurements, so that temperature sensibility 101 more accurately measures the temperature of refrigerant in connecting tube 80, measurement result is more accurate.
Advantageous, the spacing between temperature-sensing sleeve 10 and the upper edge on chassis 15 is at least 10mm.Facilitate and protrudes into manpower
Temperature sensibility 101 is installed in the space between chassis 15 and plate heat exchanger 7.
In some instances, as is illustrated by figs. 11 and 12, connecting tube 80 includes horizontal segment 803 or connecting tube 80 includes
Vertical section 804, connecting tube 80 include horizontal segment 803, vertical section 804, and 10 sets of temperature-sensing sleeve in horizontal segment 803 and/or vertical section
On 804.Here horizontal segment 803 is generally formed into pipeline section parallel with chassis 15 and vertical with the riser of supporting element 9 91, and erects
Straight section 804 is generally formed into pipeline section vertical with chassis 15 and parallel with supporting element 9.And by 10 sets of temperature-sensing sleeve in horizontal segment
803 or vertical section 804 on, it is same to can be achieved advantageously to dismount temperature-sensing sleeve 10.
It should be noted that due in Machine Room 12 pipeline it is staggeredly intensive, by the setting of temperature-sensing sleeve 10 in horizontal segment 803 or
In vertical section 804, direction of action substantially picks and places in the horizontal direction when operation, or picks and places along the vertical direction, operates the sky of needs
Between it is smaller, be not easy to collide with, also conveniently make power.
For the scheme for being best understood from the embodiment of the present invention, it is described below in a specific embodiment of the invention outside air-conditioning room
The structure of machine 100.
As shown in Figure 1, a kind of air-conditioner outdoor unit 100, including casing 1, middle partition 21, outdoor heat exchanger 23, outdoor fan,
Compressor 4, gas-liquid separator 6, plate heat exchanger 7, plate change pipe group 8 and supporting element 9.
Installation cavity is wherein formed in casing 1, middle partition 21 is arranged in installation cavity and installation cavity is separated into left side
The Machine Room 12 of fan house 11 and right side.The front side of installation cavity is equipped with front panel 14, shape on the front panel 14 of corresponding fan house 11
At there is air outlet, mesh enclosure 13 is covered on air outlet.Installation outdoor fan 22 (showing position in such as Fig. 2) and room in fan house 11
The rear side of external heat exchanger 23, outdoor heat exchanger 23 is formed with air inlet.In Machine Room 12 be equipped with compressor 4, gas-liquid separator 6,
Plate heat exchanger 7, plate change pipe group 8 and supporting element 9.
As shown in figures 1 and 3, the bottom of casing 1 is formed as chassis 15, and compressor 4 is connected to by the footing 47 of bottom
On chassis 15.Compressor 4 has multiple footing 47.Exhaust outlet 41, gas returning port 42 are respectively equipped on compressor 4 (such as institute in Fig. 6
Show) and gas supplementing opening 43.Wherein, referring to shown in Fig. 2, gas returning port 42 connects return-air fluid reservoir 44, and return-air fluid reservoir 44 connects gas-liquid
Separator 6.As shown in figure 3, gas-liquid separator 6 has inlet tube 62 and outlet pipe 63, wherein inlet tube 62 connects four-way valve 51, out
Pipe 63 connects return-air fluid reservoir 44.Exhaust outlet 41 connects oil eliminator 46, and the other end of oil eliminator 46 connects four-way valve 51.It mends
Port 43 connects tonifying Qi fluid reservoir 45, the other end connecting plate type heat exchanger 7 of tonifying Qi fluid reservoir 45.
As shown in Fig. 2, remaining both ends of four-way valve 51 are separately connected high pressure valve 52, outdoor heat exchanger 23.Wherein high pressure valve
52 other end connects indoor heat exchanger.The other end of indoor heat exchanger connects low pressure valve 53.
As shown in figure 3, the back edge on chassis 15 is provided with supporting element 9, as shown in figure 11, supporting element 9 includes riser 91, and
It is connected to the upper flat plate 92 and lower plate 93 of the upper and lower part of riser 91, bolt 76 is fixed with plate heat exchanger 7 on riser 91,
92 top braces of upper flat plate are simultaneously removably connected with gas-liquid separator 6.Plate heat exchanger 7 is vertically arranged, plate heat exchanger 7
Lower edge is located at the top of the footing 47 of compressor 4.
It is connect as shown in figure 5, being formed with first interface 71, second interface 72, third interface 73 and the 4th on plate heat exchanger 7
Mouthfuls 74, there is in plate heat exchanger 7 first passage and second channel mutually to exchange heat, first passage respectively with first interface 71 and
Second interface 72 is connected, and second channel is connected with third interface 73 and the 4th interface 74 respectively.
As shown in Figure 6 and Figure 7, it includes multiple connecting tubes 80 that plate, which changes pipe group 8,.Multiple connecting tubes 80 include connecing respectively with first
First connecting tubes 81 (as shown in Figure 7) of 71 connection of mouth, the second connecting tube 82 (as shown in Figure 7) being connect with second interface 72,
The third connecting tube 83 (as shown in figure 13) being connect with third interface 73, the 4th connected connecting tube 84 corresponding with the 4th interface 74
(as shown in Fig. 8, Figure 12).Wherein, the second connecting tube 82 is connected with outdoor heat exchanger 23, the 4th connecting tube 84 and 43 phase of gas supplementing opening
Even.Shown in Fig. 7, third connecting tube 83 is connected in the second connecting tube 82 by first throttle part 831.First connecting tube 81 and room
Interior heat exchanger connection (not shown go out).Referring again to shown in Fig. 2, the second connecting tube 82 is connected to room by the second throttling element 821
On external heat exchanger 23.Tee tube 822 is arranged in junction between third connecting tube 83 and the second connecting tube 82, such as Fig. 8 and Figure 11
It is shown, multiple bending parts 802, and the both sides of bending part 802 point are respectively equipped in third connecting tube 83 and the 4th connecting tube 84
Not Lian Jie a straightway (such as horizontal segment 803 and vertical section 804) close on the right edge on chassis 15 as illustrated in fig. 7 and fig. 10
It is respectively equipped with a temperature-sensing sleeve 10 in vertical section 804, is provided with temperature sensibility 101 in temperature-sensing sleeve 10.First connecting tube 81,
Weld bond 801, and the weld bond 801 of the first connecting tube 81 and the second connecting tube 82 are equipped in two connecting tubes 82, the 4th connecting tube 84
Orthographic projection on plate heat exchanger 7 closes on the different sides of plate heat exchanger 7, and the weld bond 801 in the second connecting tube 82 closes on
It is arranged with the interface of outdoor heat exchanger 23.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Other compositions of air-conditioner outdoor unit according to an embodiment of the present invention for example heat the concrete principle of circulation and each
The principle of the gas-liquid separation of fluid reservoir, compressor operating principle, plate heat exchanger are to the Gas-supplying enthalpy-increasing process of compressor for this
All be for the those of ordinary skill of field it is known, be not detailed herein.
In the description of this specification, the description of reference term " embodiment ", " example " etc. mean combine the embodiment or
Example particular features, structures, materials, or characteristics described are included at least one embodiment or example of the invention.At this
In specification, schematic expression of the above terms be may not refer to the same embodiment or example.Moreover, description is specific
Feature, structure, material or feature can be combined in any suitable manner in any one or more of the embodiments or examples.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: not
A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where being detached from the principle of the present invention and objective, this
The range of invention is defined by the claims and their equivalents.
Claims (13)
1. a kind of air-conditioner outdoor unit characterized by comprising
Casing, the casing include chassis；
Outdoor heat exchanger, the outdoor heat exchanger are located in the casing；
Compressor, the compressor are connected on the chassis, and the compressor has gas returning port and gas supplementing opening；
Plate heat exchanger, the plate heat exchanger are detachably connected on the casing, are formed on the plate heat exchanger
First interface, second interface, third interface and the 4th interface, have in the plate heat exchanger first passage mutually to exchange heat and
Second channel, the first passage are connected with the first interface and the second interface respectively, the second channel respectively with
The third interface is connected with the 4th interface；
Plate changes pipe group, and it includes multiple connecting tubes that the plate, which changes pipe group, multiple connecting tubes include respectively with the first interface,
Corresponding the first connecting tube being connected of the second interface, the third interface and the 4th interface, the second connecting tube, third connect
Adapter tube and the 4th connecting tube, second connecting tube are connected with the outdoor heat exchanger, the 4th connecting tube and the tonifying Qi
Mouthful it is connected, the third connecting tube connects second connecting tube, first connecting tube, second connecting tube and described the
Weld bond is equipped in four connecting tubes, and second connecting tube is located at described second with the junction of the third connecting tube and connect
Between the weld bond and the second interface on pipe.
2. air-conditioner outdoor unit according to claim 1, which is characterized in that further include: supporting element, the supporting element are connected to
On the chassis, the plate heat exchanger is detachably connected on the supporting element.
3. air-conditioner outdoor unit according to claim 2, which is characterized in that further include for being returned with described in the compressor
The connected gas-liquid separator of port, the gas-liquid separator are detachably connected to the top of the supporting element.
4. air-conditioner outdoor unit according to claim 2, which is characterized in that the supporting element includes: riser and is separately connected
Upper flat plate, lower plate in the riser lower edges, the lower plate are connected on the chassis, and the riser is vertically set
It sets, the plate heat exchanger is connected to the side towards the compressor of the riser.
5. air-conditioner outdoor unit according to claim 1, which is characterized in that the casing is entered the wind from rear side and gone out from front side
Wind, the compressor close on the front on the chassis along setting, the plate heat exchanger along the chassis back edge and close on
Turning setting.
6. air-conditioner outdoor unit according to claim 1, which is characterized in that the plate heat exchanger is vertically arranged, the plate
The lower edge of formula heat exchanger is located at the top of the footing of the compressor.
7. air-conditioner outdoor unit according to claim 1, which is characterized in that each connecting tube all has bending part, often
A connecting tube folds multiple pipeline sections by the bending part, and the pipeline section where the weld bond is straightway.
8. air-conditioner outdoor unit according to claim 1, which is characterized in that at least one described weld bond is in the plate-type heat-exchange
Orthographic projection on device is located at except the plate heat exchanger；And/or at least one described weld bond is on the plate heat exchanger
Orthographic projection is located in the plate heat exchanger and closes on the outer edge of the plate heat exchanger.
9. air-conditioner outdoor unit according to claim 8, which is characterized in that first connecting tube, the 4th connecting tube
On orthographic projection of the weld bond on the plate heat exchanger close on the different sides of the plate heat exchanger, described second connects
The weld bond on adapter tube closes on the interface setting of the outdoor heat exchanger.
10. air-conditioner outdoor unit according to claim 1 to 9, which is characterized in that the third connecting tube passes through
First throttle part connects second connecting tube, and second connecting tube connects the outdoor heat exchanger by the second throttling element.
11. air-conditioner outdoor unit according to claim 10, which is characterized in that be provided with threeway in second connecting tube
Pipe, the first throttle part are connected on the tee tube.
12. air-conditioner outdoor unit according to claim 1 to 9, which is characterized in that at least one described connecting tube
Tube wall be equipped with temperature sensibility.
13. air-conditioner outdoor unit according to claim 12, which is characterized in that housing has temperature-sensing sleeve in the connecting tube,
The temperature sensibility is located on the temperature-sensing sleeve, and the connecting tube includes horizontal segment and/or vertical section, and the temperature-sensing sleeve covers
On the horizontal segment and/or the vertical section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910589323.1A CN110319504A (en) | 2019-07-02 | 2019-07-02 | Air-conditioner outdoor unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910589323.1A CN110319504A (en) | 2019-07-02 | 2019-07-02 | Air-conditioner outdoor unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110319504A true CN110319504A (en) | 2019-10-11 |
Family
ID=68122200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910589323.1A Pending CN110319504A (en) | 2019-07-02 | 2019-07-02 | Air-conditioner outdoor unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110319504A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114623519A (en) * | 2020-12-14 | 2022-06-14 | 广东美的暖通设备有限公司 | Outdoor unit of air conditioner |
| CN114623517A (en) * | 2020-12-14 | 2022-06-14 | 广东美的暖通设备有限公司 | Air conditioner outdoor unit and pipe set assembly applied to same |
| CN114623516A (en) * | 2020-12-14 | 2022-06-14 | 广东美的暖通设备有限公司 | Air conditioner outdoor unit and pipe set assembly applied to same |
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| CN114623519A (en) * | 2020-12-14 | 2022-06-14 | 广东美的暖通设备有限公司 | Outdoor unit of air conditioner |
| CN114623517A (en) * | 2020-12-14 | 2022-06-14 | 广东美的暖通设备有限公司 | Air conditioner outdoor unit and pipe set assembly applied to same |
| CN114623516A (en) * | 2020-12-14 | 2022-06-14 | 广东美的暖通设备有限公司 | Air conditioner outdoor unit and pipe set assembly applied to same |
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Application publication date: 20191011 |