CN202581982U - A heat exchanger and an air conditioner comprising the same - Google Patents
A heat exchanger and an air conditioner comprising the same Download PDFInfo
- Publication number
- CN202581982U CN202581982U CN2010900012521U CN201090001252U CN202581982U CN 202581982 U CN202581982 U CN 202581982U CN 2010900012521 U CN2010900012521 U CN 2010900012521U CN 201090001252 U CN201090001252 U CN 201090001252U CN 202581982 U CN202581982 U CN 202581982U
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- Prior art keywords
- heat exchanger
- house steward
- temperature
- refrigerant
- sensing element
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- Expired - Fee Related
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- 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
- F25B39/00—Evaporators; Condensers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
- F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
- F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
- F28D1/053—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight
- F28D1/0535—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight the conduits having a non-circular cross-section
- F28D1/05366—Assemblies of conduits connected to common headers, e.g. core type radiators
- F28D1/05375—Assemblies of conduits connected to common headers, e.g. core type radiators with particular pattern of flow, e.g. change of flow direction
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F27/00—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/007—Auxiliary supports for elements
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- 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
- F25B2700/00—Sensing or detecting of parameters; Sensors therefor
- F25B2700/21—Temperatures
- F25B2700/2117—Temperatures of an evaporator
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2275/00—Fastening; Joining
- F28F2275/08—Fastening; Joining by clamping or clipping
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The utility model provides a heat exchanger and an air conditioner comprising the same. The heat exchanger (1) includes: two vertical header pipes (2, 3) which are arranged apart in parallel; a plurality of flat tubes (4) which are arranged between the header pipes and in which refrigerant passages (5) provided therewithin are communicated with interior parts of the header pipes; and corrugated fins (6) which are arranged between the flat tubes. The flat tubes are configured to form one or more turns. In the header pipe on the refrigerant piping connection side, a temperature sensor (11) for sensing the temperature of a refrigerant is arranged at a location through which the refrigerant in a gas-liquid two-phase state flows. The temperature sensor is attached to the header pipe with a metal fitting (12).
Description
Technical field
The air conditioner that the utility model relates to the parallel flow heat exchanger of cross-flow type and this heat exchanger is installed.
Background technology
Motorcar air conditioner and building with air conditioner in the extensive use parallel flow heat exchanger; This parallel flow heat exchanger is many flat tubes of configuration between two house stewards; And make inner a plurality of coolant channels of flat tube and house steward's internal communication, and between flat tube, dispose fin such as corrugated fin.The example of this heat exchanger can be with reference to patent documentation 1,2.
In air conditioner, moving control according to the temperature of the heat exchanger of flow of refrigerant also is a kind of technological means commonly used.The example of this air conditioner can be with reference to patent documentation 3.
Usually, shown in patent documentation 4, the heat exchanger of air conditioner indoor unit is provided with the auxiliary pipe arrangement that is connected with off-premises station.Except the needs refrigerant piping, also need connect power line and holding wire on the off-premises station.For ease of disposing with the refrigerant piping one, in the next door of auxiliary pipe arrangement configuration electrical box, this electrical box is taken in the control substrate of connection power line, holding wire etc. usually.
In parallel flow heat exchanger; Many flat tubes are divided into array; After cold-producing medium flows to second house steward through first group of flat tube and from first house steward; Return first house steward through second group of flat tube and from second house steward, also flow to second house steward from first house steward once more through the 3rd group of flat tube again, cold-producing medium usually is to flow with the mode of advancing along the zigzag path.The change number of times of flow of refrigerant direction between first house steward and second house steward is called as " number of turns " as record in the patent documentation 2.
Patent documentation 1: Japan Patent open communique spy open clear 63-34466 number
Patent documentation 2: Japan Patent open communique spy open flat 6-213534 number
Patent documentation 3: Japan Patent open communique spy open 2009-41829 number
Patent documentation 4: Japan Patent open communique spy open 2000-297948 number
In order to guarantee the air conditioner security in when running, need to be grasped the internal pressure of heat exchanger, and control according to said pressure.In fact not direct gaging pressure, but infer pressure through the temperature of measuring cold-producing medium.
When heat exchanger when the condenser, cold-producing medium flows into the state of overheated gas, and becomes the state of gas-liquid two-phase along with the carrying out of heat exchange, if further condense then be in supercooled state and become liquid.Under each state of gas, gas-liquid two-phase and liquid, refrigerant temperature is different.In order to infer pressure, need the refrigerant temperature of the gas-liquid two-phase state of measurement temperature stabilization.
The utility model content
The purpose of the utility model is to make that measured refrigerant temperature is of value to control in the parallel flow heat exchanger of the so-called cross-flow type that cold-producing medium flows in horizontal flat tube.
To achieve these goals, the utility model provides a kind of parallel flow heat exchanger of cross-flow type, and it comprises: two house stewards, devices spaced apart configured in parallel; And many flat tubes; Be configured between said two house stewards; Be arranged on inner coolant channel of said many flat tubes and said house steward's internal communication, the parallel flow heat exchanger of said cross-flow type is characterised in that said many flat tubes are formed with the mode that constitutes once above number of turns; And on the position of flow of refrigerant in said two house stewards, gas-liquid two-phase state, dispose the temperature-sensing element that refrigerant temperature detects usefulness.
According to said structure,, can infer refrigerant pressure exactly through measuring the refrigerant temperature of the gas-liquid two-phase state that can be counted as refrigerant condenses temperature or cold-producing medium evaporating temperature.
In the heat exchanger of said structure, preferably, the said house steward who disposes said temperature-sensing element is the house steward that refrigerant piping connects side.
In the air conditioner that is made up of off-premises station and indoor set, refrigerant piping and power-supply wiring or holding wire carry out pipe arrangement, wiring integratedly usually.If on the house steward of refrigerant piping side, dispose temperature-sensing element, then not only be convenient to connect up, but also can shorten length of arrangement wire, thereby reduce material cost to temperature-sensing element.
In the heat exchanger of said structure, preferably, number of turns is set at the odd number more than 3.
If such number of turns then can be configured in the entrance and exit of cold-producing medium on the same house steward, and can in this house steward, guarantee the part of the flow of refrigerant of gas-liquid two-phase state.
In the heat exchanger of said structure, preferably, said temperature-sensing element utilizes metal fittings to be installed on the said house steward, and said metal fittings comprise temperature-sensing element insertion section and house steward's handle part.
According to said structure, temperature-sensing element can easily be installed even house steward is not processed yet.
In addition, the utility model also provides a kind of air conditioner, it is characterized in that, the heat exchanger of said structure is installed on indoor set.
According to said structure, a kind of air conditioner can be provided, can infer exactly that the refrigerant pressure of the heat exchanger of indoor set is also suitably controlled.
In addition, the utility model also provides another kind of air conditioner, it is characterized in that, the heat exchanger of said structure is installed on off-premises station.
According to said structure, a kind of air conditioner can be provided, can infer exactly that the refrigerant pressure of the heat exchanger of off-premises station is also suitably controlled.
According to the utility model, can infer the pressure of the cold-producing medium that flows through heat exchanger exactly, and can carry out various controls reliably.Abnormality detection when also carrying out simultaneously the air conditioner running easily.
Description of drawings
Fig. 1 is the schematic vertical sectional drawing of the heat exchanger of explanation the utility model embodiment.
Fig. 2 is the vertical sectional drawing of the heat exchanger after the A-A line along Fig. 1 dissects.
Fig. 3 is the partial elevation view of the heat exchanger of explanation temperature-sensing element installation method.
Fig. 4 is that temperature-sensing element is installed the front view with metal fittings.
Fig. 5 is that temperature-sensing element is installed the vertical view with metal fittings.
Fig. 6 is the brief configuration figure that the air conditioner of the utility model heat exchanger is installed, the state the during running of expression heating installation.
Fig. 7 is the brief configuration figure that the air conditioner of the utility model heat exchanger is installed, the state the during running of expression thermantidote.
Description of reference numerals
1 heat exchanger
2,3 house stewards
4 flat tubes
5 coolant channels
6 corrugated fins
9a, 9b, 9c dividing plate
11 temperature-sensing elements
12 metal fittings
The specific embodiment
The structure of parallel flow heat exchanger of the cross-flow type of the utility model embodiment is described with reference to Fig. 1.The paper upside is the upside of vertical among Fig. 1, and the paper downside is the downside of vertical.Heat exchanger 1 along continuous straight runs devices spaced apart configured in parallel has the house steward 2,3 of two verticals, and house steward 2, disposes the flat tube 4 of many levels between 3 with prescribed distance along vertical.Flat tube 4 is with the elongated moulding article after the metal extrusion modling, and its inside is formed with the coolant channel 5 that makes the cold-producing medium circulation.Because it is horizontal direction that flat tube 4 is configured to make the extrusion modling direction as long side direction, so the cold-producing medium circulating direction of coolant channel 5 also is a horizontal direction.Arrange section configuration and the equal a plurality of coolant channels 5 of cross-sectional area along the depth direction of Fig. 1, therefore, the vertical section of flat tube 4 harmonica that is as shown in Figure 2.Each coolant channel 5 and house steward's 2,3 internal communication.Dispose corrugated fin 6 between the adjacent flat tube 4.In the corrugated fin 6 that is arranged above and below, dispose side plate 10 at the fin of the superiors and the outside of undermost fin.
Heat exchanger 1 is a cross-flow type, only is provided with refrigerating fluid discharging and feeding 7,8 in house steward's 3 one sides.That is, house steward 3 is house stewards that refrigerant piping connects side.House steward 3 inside devices spaced apart along the vertical direction is provided with two dividing plate 9a, 9c, and house steward 2 inside is provided with dividing plate 9b on the position relative with dividing plate 9a, 9c intermediate altitude.
When heat exchanger 1 was used as condenser, cold-producing medium refrigerating fluid discharging and feeding 7 from upside shown in Fig. 1 solid arrow flowed into.The cold-producing medium that gets into from refrigerating fluid discharging and feeding 7 is stopped by dividing plate 9a and flows to house steward 2 via flat tube 4.The flow direction of above-mentioned cold-producing medium is represented by hollow arrow left.Entering house steward's 2 cold-producing medium is stopped by dividing plate 9b and flows to house steward 3 via another root flat tube 4.This is to turn back for the first time, and the flow direction of the cold-producing medium after turning back is represented by hollow arrow to the right.Entering house steward's 3 cold-producing medium is bottled up by dividing plate 9c and flows to house steward 2 once more via another root flat tube 4 again.This is to turn back for the second time, and the flow direction of the cold-producing medium after turning back is represented by hollow arrow left.Entering house steward's 2 cold-producing medium is turned back and is flowed to house steward 3 once more via another root flat tube 4 again.This is to turn back for the third time, and the flow direction of the cold-producing medium after turning back is represented by hollow arrow to the right.Cold-producing medium finally flows out from refrigerating fluid discharging and feeding 8.
Like this, it is mobile from the top down that zigzag path, return edge is repeated on the cold-producing medium limit.The quantity of having represented dividing plate here is three situation, but this is merely an example, and the quantity of dividing plate and the number of turns of bringing as its result can be set arbitrarily as required.
In the structure of Fig. 1; Highly a plurality of flat tubes 4 in zone constitute a whole stream between refrigerating fluid discharging and feeding 7 and dividing plate 9a; Highly a plurality of flat tubes 4 in zone constitute another whole stream between dividing plate 9a and dividing plate 9b; And highly a plurality of flat tubes 4 in zone constitute another whole stream between dividing plate 9b and dividing plate 9c, and highly a plurality of flat tubes 4 in zone constitute another whole stream between dividing plate 9c and refrigerating fluid discharging and feeding 8.These whole streams are called " first stream ", " second stream ", " the 3rd stream ", " the 4th stream " according to declaration order.
When heat exchanger 1 was used as evaporimeter, the flow direction of cold-producing medium was opposite.Promptly; Cold-producing medium gets into house steward 3 from refrigerating fluid discharging and feeding 8 shown in Fig. 1 dotted arrow; Stopped and flow to house steward 2 by dividing plate 9c, in house steward 2, stopped and flow to house steward 3, then in house steward 3, stopped and flow to house steward 2 once more via second stream by dividing plate 9a via the 3rd stream by dividing plate 9b via the 4th stream; And turn back and flow to house steward 3 once more via first stream house steward 2, finally shown in dotted arrow, flow out from refrigerating fluid discharging and feeding 7.
In order to measure the temperature of the cold-producing medium that flows through heat exchanger 1 inside, the temperature-sensing element 11 of in metallic casing, enclosing thermistor and constituting is installed.Temperature-sensing element 11 is configured on house steward 3 the position corresponding with second stream or the 3rd stream.Select the reason at above-mentioned position following.
When heat exchanger 1 was used as condenser, cold-producing medium flowed into the refrigerating fluid discharging and feeding 7 of superheat state from upside, and the state of this moment is a gas.If after this first stream carry out heat exchange midway, then the state variation of cold-producing medium is gas-liquid two-phase state and condenses gradually.Near the outlet of the 4th stream that cold-producing medium flows out, cold-producing medium is in supercooled state and becomes liquid.Because the temperature (two-phase temperature) of the cold-producing medium of gas-liquid two-phase state can be counted as refrigerant condenses temperature or cold-producing medium evaporating temperature, and be suitable for fiducial temperature, so be configured in temperature-sensing element 11 on the position that can measure the two-phase temperature as control.
When heat exchanger 1 was used as evaporimeter, cold-producing medium flowed into the refrigerating fluid discharging and feeding 8 of gas-liquid two-phase state from downside.After this keep the state of gas-liquid two-phase to carry out heat exchange, and vaporization gradually.Near the outlet of first stream that cold-producing medium flows out, cold-producing medium is gas-liquid two-phase state or gaseous state.Because the temperature (two-phase temperature) of the cold-producing medium of gas-liquid two-phase state can be counted as the cold-producing medium evaporating temperature, and be suitable for fiducial temperature, so be configured in temperature-sensing element 11 on the position that can measure the two-phase temperature as control.
As stated, the heat exchanger of air conditioner indoor unit is provided with the auxiliary pipe arrangement that is connected with off-premises station.Except the needs refrigerant piping, also need connect power line and holding wire on the off-premises station.For the ease of disposing with the refrigerant piping one, in the next door of auxiliary pipe arrangement configuration electrical box, this electrical box is taken in the control substrate of connection power line, holding wire etc. usually.Owing to begin wiring from this electrical box, preferably temperature-sensing element 11 be installed in auxiliary pipe arrangement one side of heat exchanger 1 so consider length of arrangement wire.
In the heat exchanger 1 as the parallel flow heat exchanger of cross-flow type, house steward 3 is the house steward that refrigerant piping connects side, and except refrigerant piping, near power-supply wiring and holding wire also extend to.Therefore, temperature-sensing element 11 is installed on the house steward 3, and will with the configuration position of corresponding position (centre position of preferred separator 9a and dividing plate 9c) of turning back for the second time as temperature-sensing element 11.
The quantity of turning back is described below.Suppose only to exist once to turn back; When being used as condenser to heat exchanger 1; The refrigerant inlet pipe arrangement is connected with a house steward with the refrigerant outlet pipe arrangement; The refrigerant inlet side is full of by the cold-producing medium of superheat state among this house steward, and the refrigerant outlet side is full of by the cold-producing medium of supercooled state, thereby in this house steward, does not have the space of the cold-producing medium existence of gas-liquid two-phase state.When heat exchanger 1 is used as condenser; Finally must return the condition that refrigerant piping connects the side house steward for the cold-producing medium that can satisfy gas-liquid two-phase state exists and makes from refrigerant piping connection side house steward's flowing of cold-producing medium, be the odd number more than 3 as long as make number of turns.The number of turns 3 of embodiment is to satisfy the quantity that Min. requires.
Temperature-sensing element 11 utilizes Fig. 3 to be installed on the house steward 3 to metal fittings 12 shown in Figure 5.Metal fittings 12 are made up of whippy steel plate, and comprise temperature-sensing element insertion section 13 that temperature-sensing element 11 is pressed into and house steward's handle part 14 of encircling house steward 3.Be formed with a pair of prerotation vane 15 on the inlet portion of house steward's handle part 14, said prerotation vane 15 is taper and opens to import house steward 3.
In temperature-sensing element insertion section 13 and on house steward's handle part 14 position farthest, be formed with the less bend of radius 16.Bend 16 plays the effect that keeps metal fittings 12 holds.
On the border of temperature-sensing element insertion section 13 and house steward's handle part 14, be formed with the retention tab 17 of bending along the outer surface of temperature-sensing element 11.Retention tab 17 not only plays the effect that keeps temperature-sensing element 11, can also play the effect that makes temperature-sensing element 11 discord house stewards 3 contacts.From heat conduction good with the angle that is prone to processing, the material of the metallic casing of temperature-sensing element 11 uses copper mostly, if but the house steward 3 of copper and aluminum contact, then aluminium is corroded because of the galvano-cautery effect, house steward 3 has the danger of perforation.If there is retention tab 17, then, can prevents that aluminium from contacting with copper, thereby can avoid the galvano-cautery problem through making it between house steward 3 and temperature-sensing element 11.
Heat exchanger 1 can be installed on the separate type air conditioner.The separate type air conditioner is made up of off-premises station and indoor set, and off-premises station comprises compressor, cross valve, expansion valve, outdoor heat exchanger and outside pressure fan etc., and indoor set comprises indoor side heat exchanger and indoor pressure fan etc.Outdoor heat exchanger is brought into play function as evaporimeter during the heating installation running, and outdoor heat exchanger is brought into play function as condenser during the thermantidote running.Indoor side heat exchanger is brought into play function as condenser during the heating installation running, and indoor side heat exchanger is brought into play function as evaporimeter during the thermantidote running.
Fig. 6 has represented to use the basic structure of heat pump circulating system as the separate type air conditioner of cooling cycle system.Heat pump circulating system 101 connects compressor 102, cross valve 103, outdoor heat exchanger 104, puffing device 105 and indoor side heat exchanger 106 with ring-type.Compressor 102, cross valve 103, heat exchanger 104 and puffing device 105 are housed in the casing of off-premises station, and heat exchanger 106 is housed in the casing of indoor set.Heat exchanger 104 is combined with outside pressure fan 107, and heat exchanger 106 is combined with indoor pressure fan 108.Pressure fan 107 has propeller type fan, and pressure fan 108 has cross flow fan.
The parallel flow heat exchanger 1 of the cross-flow type of the utility model can be as the heat exchanger 106 of indoor set.Heat exchanger 106 is combined into " ㄑ " shape by two heat exchangers 1.
State when Fig. 6 representes the heating installation running.At this moment, get into indoor side heat exchanger 106 from the cold-producing medium of the HTHP of compressor 102 ejection, and in this heat radiation, condense.The cold-producing medium of outflow heat exchanger 106 is from puffing device 105 inlet chamber outside heat exchangers 104 and in this expansion, and after from outdoor air, having absorbed heat, returns compressor 102.The air-flow that is generated by indoor pressure fan 108 promotes heat exchanger 106 heat radiations, and the air-flow that is generated by outside pressure fan 107 promotes heat exchanger 104 heat absorptions.
State when Fig. 7 representes thermantidote when running or defrosting running.This moment is opposite when turning round with heating installation through the flow direction that switches cross valve 103 and make cold-producing medium.That is, from the cold-producing medium inlet chamber outside heat exchangers 104 of the HTHP of compressor 102 ejection and in this heat radiation, condense.The cold-producing medium of outflow heat exchanger 104 gets into indoor side heat exchangers 106 and in this expansion from puffing device 105, and from room air, is returning compressor 102 after the heat absorption.The air-flow that is generated by outside pressure fan 107 promotes heat exchanger 104 heat radiations, and the air-flow that is generated by indoor pressure fan 108 promotes heat exchanger 106 heat absorptions.
As stated, through with the heat exchanger 106 of heat exchanger 1, can correctly infer the pressure of the cold-producing medium that flows through heat exchanger 106, thereby can carry out various controls reliably as indoor set.Abnormality detection when also carrying out the air conditioner running easily.
Also can be with the heat exchanger 104 of heat exchanger 1 as off-premises station.In this case, also can accurately infer the pressure of the cold-producing medium that flows through heat exchanger 104, thereby carry out various controls reliably.Abnormality detection when also carrying out the air conditioner running easily.
The embodiment of the utility model more than has been described, the scope of the utility model is not limited thereto, and in the scope that does not break away from the utility model aim, can implement various changes.Industrial applicibility
The utility model can be widely used in the parallel flow heat exchanger of cross-flow type.
Claims (6)
1. the parallel flow heat exchanger of a cross-flow type comprises: two house stewards, devices spaced apart configured in parallel; And many flat tubes, be configured between said two house stewards, be arranged on inner coolant channel of said many flat tubes and said house steward's internal communication,
The parallel flow heat exchanger of said cross-flow type is characterised in that,
Said many flat tubes are formed with the mode that constitutes once above number of turns, and on the position of flow of refrigerant in said two house stewards one, gas-liquid two-phase state, dispose the temperature-sensing element that refrigerant temperature detects usefulness.
2. heat exchanger according to claim 1 is characterized in that, the said house steward who disposes said temperature-sensing element is the house steward that refrigerant piping connects side.
3. heat exchanger according to claim 2 is characterized in that said number of turns is set at the odd number more than 3.
4. according to any described heat exchanger in the claim 1 to 3, it is characterized in that said temperature-sensing element utilizes metal fittings to be installed on the said house steward, said metal fittings comprise temperature-sensing element insertion section and house steward's handle part.
5. an air conditioner is characterized in that, any described heat exchanger among the claim 1-4 is installed on indoor set.
6. an air conditioner is characterized in that, any described heat exchanger among the claim 1-4 is installed on off-premises station.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009240332A JP2011085368A (en) | 2009-10-19 | 2009-10-19 | Heat exchanger and air conditioner equipped with the same |
| JP2009-240332 | 2009-10-19 | ||
| PCT/JP2010/065922 WO2011048891A1 (en) | 2009-10-19 | 2010-09-15 | Heat exchanger and air conditioner equipped therewith |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202581982U true CN202581982U (en) | 2012-12-05 |
Family
ID=43900131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010900012521U Expired - Fee Related CN202581982U (en) | 2009-10-19 | 2010-09-15 | A heat exchanger and an air conditioner comprising the same |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20120255703A1 (en) |
| JP (1) | JP2011085368A (en) |
| CN (1) | CN202581982U (en) |
| WO (1) | WO2011048891A1 (en) |
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| CN106595339A (en) * | 2016-10-17 | 2017-04-26 | 平湖迈柯罗新材料有限公司 | Heat exchanger |
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| CN105758067B (en) * | 2014-12-19 | 2020-06-30 | 杭州三花研究院有限公司 | Cooling device |
| JP2017053516A (en) * | 2015-09-08 | 2017-03-16 | ジョンソンコントロールズ ヒタチ エア コンディショニング テクノロジー（ホンコン）リミテッド | Heat exchanger of refrigeration cycle device |
| JP6850132B2 (en) * | 2017-01-05 | 2021-03-31 | 東芝ライフスタイル株式会社 | Clothes dryer |
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| EP3862714B1 (en) * | 2020-02-07 | 2022-08-17 | Carrier Corporation | Temperature sensor fixation on microchannel heat exchanger |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04263716A (en) * | 1991-02-20 | 1992-09-18 | Matsushita Electric Ind Co Ltd | Heat exchanger |
| US5613549A (en) * | 1994-11-21 | 1997-03-25 | Dolwani; Ramesh J. | Method and apparatus for selectively sealing and securing a sensor of a sealing plug to a part |
| JPH10300248A (en) * | 1997-04-30 | 1998-11-13 | Matsushita Electric Ind Co Ltd | Refrigerating cycle apparatus |
| JPH11230598A (en) * | 1998-02-16 | 1999-08-27 | Mitsubishi Heavy Ind Ltd | Air conditioner |
| JP2000055541A (en) * | 1998-08-06 | 2000-02-25 | Mitsui Mining & Smelting Co Ltd | Temperature detector fixing metal for refrigerator |
| JP2001235255A (en) * | 2000-02-22 | 2001-08-31 | Showa Denko Kk | Condenser |
| US20020007646A1 (en) * | 2000-06-20 | 2002-01-24 | Showa Denko K.K. | Condenser |
| JP2002005751A (en) * | 2000-06-23 | 2002-01-09 | Oizumi Seisakusho:Kk | Temperature-sensitive sensor fitting holder |
| JP3863713B2 (en) * | 2000-09-27 | 2006-12-27 | 三洋電機株式会社 | Cooler temperature sensing device |
| JP4100052B2 (en) * | 2002-05-31 | 2008-06-11 | 三菱電機株式会社 | Air conditioner |
| JP2004268769A (en) * | 2003-03-10 | 2004-09-30 | Denso Corp | Refrigeration cycle apparatus for vehicle |
| JP2005053426A (en) * | 2003-08-07 | 2005-03-03 | Zexel Valeo Climate Control Corp | Refrigeration cycle |
| JP2006021624A (en) * | 2004-07-07 | 2006-01-26 | Denso Corp | Freezer |
| JP2009074751A (en) * | 2007-09-21 | 2009-04-09 | Denso Corp | Composite heat exchanger |
-
2009
- 2009-10-19 JP JP2009240332A patent/JP2011085368A/en active Pending
-
2010
- 2010-09-15 CN CN2010900012521U patent/CN202581982U/en not_active Expired - Fee Related
- 2010-09-15 US US13/498,974 patent/US20120255703A1/en not_active Abandoned
- 2010-09-15 WO PCT/JP2010/065922 patent/WO2011048891A1/en active Application Filing
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106595339A (en) * | 2016-10-17 | 2017-04-26 | 平湖迈柯罗新材料有限公司 | Heat exchanger |
Also Published As
| Publication number | Publication date |
|---|---|
| US20120255703A1 (en) | 2012-10-11 |
| WO2011048891A1 (en) | 2011-04-28 |
| JP2011085368A (en) | 2011-04-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20160915 |