CN1940406A - Heat exchange system - Google Patents
Heat exchange system Download PDFInfo
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- CN1940406A CN1940406A CN 200610141302 CN200610141302A CN1940406A CN 1940406 A CN1940406 A CN 1940406A CN 200610141302 CN200610141302 CN 200610141302 CN 200610141302 A CN200610141302 A CN 200610141302A CN 1940406 A CN1940406 A CN 1940406A
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- condenser
- heat transmission
- described condenser
- transmission air
- air blast
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Abstract
Disclosed is a heat exchange device capable of efficiently cooling a condenser and minimizing a beat sound. Two of three blowers 7 for the radiation of the condenser of a high air distributing capacities are disposed at an upstream side where a high-temperature high-pressure refrigerant gas flows into the condenser 6 through a refrigerant pipe 6B of a most left side to efficiently radiate and cool the condenser 6, and one blower 7 of a small air distributing capacity is disposed at a downstream side at a most right side. That is, a high-temperature part of the condenser 6 is radiated and cooled by two the blowers 7 for the radiation of the condenser of high air distributing capacities, and a region of a lower temperature is heat-radiated and cooled by one blower 7 of the smaller air distributing capacity, thus the condenser 6 can be efficiently and inexpensively heat-radiated and cooled.
Description
Technical field
The present invention relates to a kind of heat-exchange device, its condenser, compressor and a plurality of condenser heat transmission air blast that will constitute cooling system is arranged on the unit pedestal and is contained in the body.This cooling system by the refrigerant of described compressor compresses, then makes its inflow evaporator evaporation in condenser condenses.The described relatively condenser of described condenser heat transmission air blast is arranged in parallel.
Background technology
This heat-exchange device is open in patent documentation 1 grade.Now, for guaranteeing heat-exchange capacity to greatest extent, the condenser heat transmission air blast that has same row wind energy power more than three is set.But owing to the problem that produces the ring sound is interfered in the air draft that existence is undertaken by adjacent air blast mutually, so, press disclosed technology in the patent documentation 1, when three above condenser heat transmission air blasts are set, eliminate the ring sound by little (power is little) that make the air draft energy force rate two ends air blast that is configured in two ends air blast in addition, simultaneously, realization low cost is also simplified control loop.
[patent documentation 1] TOHKEMY 2004-286294 communique
Summary of the invention
But, for making the condenser heat transmission air blast that is configured in centre in addition, two ends have little air draft ability (small-power), make cold media gas have big blowability (high-power) at the condenser heat transmission air blast of the downstream configuration that condenser flows at high temperature, high pressure, make the condenser heat transmission air blast of the centre position configuration of side at its upstream have little blowability (small-power), so the cooling effectiveness of condenser is low.In addition, for making the condenser heat transmission air blast that is configured in centre in addition, two ends have little blowability (small-power), the condenser heat transmission air blast in the two ends configuration is more blowed, the change of tune that causes ringing is big.
The objective of the invention is when condenser is cooled off efficiently, do one's utmost to reduce the ring sound.
The heat-exchange device of first aspect present invention, its condenser, compressor and a plurality of condenser heat transmission air blast that will constitute cooling system is arranged on the unit pedestal and is contained in the body, this cooling system in described condenser condenses by the refrigerant of described compressor compresses, then make its inflow evaporator evaporation, described condenser heat transmission air blast is arranged in parallel with respect to described condenser, it is characterized in that, at the big described condenser heat transmission air blast of upstream side configuration blowability of the refrigerant that flows into the high temperature of described condenser, high pressure; At the little described condenser heat transmission air blast of downstream configuration blowability.
The heat-exchange device of second aspect present invention, it will constitute the condenser, compressor of cooling system and three condenser heat transmission air blasts and be arranged on the unit pedestal and be contained in the body, this cooling system in described condenser condenses by the refrigerant of described compressor compresses, then make its inflow evaporator evaporation, described condenser heat transmission air blast is arranged in parallel with respect to described condenser, it is characterized in that, at two described condenser heat transmission air blasts that blowability is big of upstream side configuration of the refrigerant that flows into the high temperature of described condenser, high pressure; At described condenser heat transmission air blast that blowability is little of downstream configuration.
The 3rd heat-exchange device of the present invention in first invention or the heat-exchange device of second invention, is provided with demarcation strip, and this demarcation strip prevents air-dry the relating to that produced between the blower fan of a plurality of described condenser heat transmission air blast that is arranged in parallel.
The present invention can cool off with many condenser heat transmission blower cools condensers the time efficiently, can do one's utmost to reduce the ring sound simultaneously again.
Description of drawings
Fig. 1 is the plane of condensing unit (heat-exchange device);
Fig. 2 is the refrigerant loop diagram of cooling system of the present invention.
The specific embodiment
Below, embodiments of the present invention are described.Fig. 1 is the plane of condensing unit of the present invention.Fig. 2 is the refrigerant loop diagram of cooling system of the present invention.
In the drawings, symbol 1 is a cooling system of the present invention, is used for the temperature that is cooled to stipulate in the showcase with freezing goods showing cabinet and refrigerated article show cabinet, is made up of condensing unit (heat-exchange device) 2 and connected evaporimeter 3.Described condensing unit (heat-exchange device) 2 constitutes outward appearance by the casing 2A that constitutes body, the condenser heat transmission air blast 7 that rotary or scroll compressor 5, condenser 6 is set on unit pedestal 4 in this casing 2A, is made up of ventilating fan 7B and motor 7A, the electric equipment box 8 that is provided with tellite etc.Described condensing unit (heat-exchange device) 2 comprises the refrigerant loop and the refrigerant loop from the service valve 10 of entrance side described later to compressor 5 of the service valve 9 from described condenser 6 to outlet side described later.
In described condensing unit 2, the discharge side of compressor 5 is connected with the inlet of condenser 6 by pipe arrangement 12, the outlet side of condenser 6 by coolant piping 13 with the reservoir 14 of depositing liquid coolant, by service valve 15, drier 16, be connected with the service valve 9 of outlet side.
In addition, through the refrigerant of service valve 9,, through expansion valve 42, inflow evaporator 3, flow into the service valve 10 of entrance sides from pipe arrangement 44 from the refrigerant of evaporimeter 3 outflows as pressure reducer from liquid pipe magnetic valve 41 through pipe arrangement 40.
In above structure, in the refrigerant loop of cooling system 1, enclose the refrigerant of ormal weight, under the state that each service valve 9,10,15 and liquid pipe magnetic valve 41 are opened, during operation compressor 5, from the gas coolant of compressor 5 discharge HTHPs, this gas coolant flows into condensers 6 through pipe arrangement 12.The gas coolant that flows into by the operation of condenser heat transmission air blast 7 dispel the heat, condensation liquefaction, flow into pipe arrangement 13.The liquid coolant that flows into pipe arrangement 13 is housed in reservoir 14, carries out gas-liquid separation, has only liquid coolant to arrive service valve 9 through service valve 15, drier 16.
Flow through the liquid coolant of service valve 9 through liquid pipe magnetic valve 41, by expansion valve 42 decompressions, inflow evaporator 3.The gas coolant that flows into this evaporimeter 3 is in this evaporation, from absorbing heat on every side, thereby in the cabinet of cooling goods showing cabinet.Refrigerant is from the pipe arrangement 44 that is connected in evaporimeter 3 flow through service valve 10, pipe arrangement 27, filter 28 and check-valves 29, flow into accumulator 30,31, in this accumulator 30,31 not evaporating liquid refrigerant and gas coolant are carried out gas-liquid separation, gas coolant flows into compressors 5 through pipe arrangement 21.
In addition, by operation, described compressor 5 temperature rise and become high temperature, and this temperature detects by being installed in pipe arrangement 12 upper sensors 22, and the aperture of thermal valve 20 is adjusted into aperture that should detected temperatures.
Described condenser 6 connects the form of a plurality of aluminum plate-shaped fin 6A for the refrigerant pipe 6B of horizontal expansion, and these a plurality of aluminum plate-shaped fin 6A keep certain intervals at left and right directions, are arranged to state in parallel; Shape as a whole forms the rectangular shape of growing crosswise that the depth of its height and fore-and-aft direction relatively has enough big left and right directions length; Be provided with and cover 50 to cover above it and two sides, the left and right sides.Thus, outside air can effectively pass through condenser 6.
In addition, in the place ahead of condenser 6, be arranged in parallel three condenser heat transmission air blasts 7 in unit pedestal 4 upper edge left and right directions vicinities.Condensing unit 2 has the air suction inlet 51 that is formed at casing 2A in the suction air side of condenser 6, by operation condenser heat transmission air blast 7,51 suck extraneous air along the arrow directions X from air suction inlet, this extraneous air flows through between the plate-shaped fin 6B that extends along fore-and-aft direction, make the heat of condenser 6 condenser 6 of flowing through with being released, then, compressor 5 to the place ahead also dispels the heat, and then discharges from the air outlet slit 52 that is formed on the casing 2A.
In order to carry out the heat radiation cooling of condenser 6, three condenser heat transmissions of following configuration air blast 7 efficiently.The refrigerant pipe 6B (pipe arrangement 12) of left in via Fig. 1 and flow into the upstream side of cold media gas of high temperature, the high pressure of condenser 6, two big condenser heat transmission air blasts 7 of blowability are set, in the most right-hand downstream, a little condenser heat transmission air blast 7 of blowability is set.Promptly, by the cooling of dispelling the heat of the position that becomes high temperature of the big 7 pairs of condensers 6 of two condenser heat transmission air blasts of blowability, by the cooling of dispelling the heat of the position of the little condenser heat transmission air blast of blowability 7 its low temperature of contrast, thus can be efficiently and the heat radiation that carry out condenser 6 at low cost cool off.
But,, produce by the formed wind of left and right sides ventilating fan 7B and interfere because three condenser heat transmission air blasts about 7 dispose contiguously.For preventing this interference, the demarcation strip 53,53 that extends between the ventilating fan 7B that disposes about this in condenser 6 is set.The configuration in parallel of this demarcation strip 53 with plate-shaped fin 7B, same with the left side plate 54 of the lid 50 of condenser 6, by being connected, refrigerant pipe 6B wherein becomes the state that is installed in the condenser 6.In addition, each ventilating fan 7B also can be covered by the blower-casting that forms respectively with side plate 54, makes through the air of condenser 6 and flows to the place ahead from the opening of blower-casting.
Therefore, by making condensing unit 2 densifications,,, reduce ring sound by mutual interference produced because the existence of each demarcation strip 53 also can be cut off the mutual interference of the wind that is produced by the rotation of left and right sides ventilating fan 7B even ventilating fan 7B is approaching mutually.
In addition, the invention is not restricted to the condensing unit (heat-exchange device) of described embodiment, applicable to the embodiment of various condensing units, according to the above description, those skilled in the art can carry out variously substituting, correction and modification.The present invention is included in that various in the scope that does not break away from its aim substitute, correction and modification.
In addition, use technology of the present invention, can constitute evaporation element with evaporimeter.That is, above-mentioned formation is the heat-exchange device that is provided with condenser.But also can constitute and have evaporimeter and be not the evaporation element of condenser, longitudinal surface along this evaporimeter laterally is arranged side by side blower fan with adjacent states, be set in the described evaporimeter between the blower fan that the air-dry demarcation strip that relates to by will preventing two blower fan disposes about this, constitute heat-exchange device as the evaporation element of realizing low noiseization and densification.
Claims (3)
1. heat-exchange device, its condenser, compressor and a plurality of condenser heat transmission air blast that will constitute cooling system is arranged on the unit pedestal and is contained in the body, this cooling system in described condenser condenses by the refrigerant of described compressor compresses, then make its inflow evaporator evaporation, described condenser heat transmission air blast is arranged in parallel with respect to described condenser, it is characterized in that, at the big described condenser heat transmission air blast of upstream side configuration blowability of the refrigerant that flows into the high temperature of described condenser, high pressure; At the little described condenser heat transmission air blast of downstream configuration blowability.
2. heat-exchange device, it will constitute the condenser, compressor of cooling system and three condenser heat transmission air blasts and be arranged on the unit pedestal and be contained in the body, this cooling system in described condenser condenses by the refrigerant of described compressor compresses, then make its inflow evaporator evaporation, described condenser heat transmission air blast is arranged in parallel with respect to described condenser, it is characterized in that, at two described condenser heat transmission air blasts that blowability is big of upstream side configuration of the refrigerant that flows into the high temperature of described condenser, high pressure; At described condenser heat transmission air blast that blowability is little of downstream configuration.
3. heat-exchange device as claimed in claim 1 or 2 is characterized in that, demarcation strip is set, and this demarcation strip prevents air-dry the relating to that produced between the blower fan of a plurality of described condenser heat transmission air blast that is arranged in parallel.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005281254A JP2007093068A (en) | 2005-09-28 | 2005-09-28 | Heat exchanging device |
| JP2005281254 | 2005-09-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1940406A true CN1940406A (en) | 2007-04-04 |
| CN100523644C CN100523644C (en) | 2009-08-05 |
Family
ID=37958812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006101413026A Expired - Fee Related CN100523644C (en) | 2005-09-28 | 2006-09-28 | Heat exchange system |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2007093068A (en) |
| CN (1) | CN100523644C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4859801B2 (en) * | 2007-09-28 | 2012-01-25 | 三洋電機株式会社 | Air conditioner outdoor unit |
| JP5430763B2 (en) * | 2010-08-04 | 2014-03-05 | 三菱電機株式会社 | Air conditioner |
| JP7059784B2 (en) * | 2018-05-07 | 2022-04-26 | 株式会社デンソー | Air conditioner |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2545548Y (en) * | 2002-05-13 | 2003-04-16 | 广东三洋科龙冷柜有限公司 | Heat exchange structure of condenser |
-
2005
- 2005-09-28 JP JP2005281254A patent/JP2007093068A/en active Pending
-
2006
- 2006-09-28 CN CNB2006101413026A patent/CN100523644C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2007093068A (en) | 2007-04-12 |
| CN100523644C (en) | 2009-08-05 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090805 Termination date: 20150928 |
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| EXPY | Termination of patent right or utility model |