A kind of condenser of split-type air conditioner and off-premises station
Technical field
The utility model relates to the technical field of air-conditioner in the electric equipment, more particularly, relates to a kind of condenser and the split-type air conditioner device off-premises station of this condenser is installed.
Background technology
" room air conditioner efficiency limit value and energy efficiency grade " standard (GB12021.3-2004) regulation according to appearance in 2004, by 2009, with the air-conditioning of Chinese market (≤4500W) the energy consumption limit value is promoted to 3.2 by 2.6, this means that the market entry level of air-conditioner significantly improves.The condenser of existing family expenses detachable air conditioner generally adopts copper tube and fin formula heat exchanger, because the copper material price is higher, along with the lifting of efficiency, the copper material of use must increase, the corresponding raising of the manufacturing cost of complete machine, this makes domestic air conditioning producer face bigger cost pressure.In order to control product cost, to enhance product performance, most of air-conditioning producer is just putting forth effort on the research and development new type high efficient heat exchanger, to substitute original copper tube and fin formula condenser.
Contrast the product line parameter of each big producer, for existing cold is the off-premises station of the single-cooling type detachable air conditioner of 3500W, if Energy Efficiency Ratio will reach more than 3.2, box sizes commonly used is generally at 760 (length) x255 (wide) x540 (height) millimeter, and the two curved row's copper pipe calibers of adapted are
Condenser.About about 200 yuan of this condenser cost (pressing copper valency 40,000/ton, aluminium valency 20,000/ton), about about 200 yuan of the relevant sheet metal component cost of casing, the cost of housing sheet metal component and condenser is all higher.In addition, the Package size of big housing is corresponding bigger, and the vanning amount when using the container transportation is low, and cost of transportation is higher during outlet.
The utility model content
The technical problems to be solved in the utility model provides the high condenser of a kind of refrigerating efficiency and a kind of box sizes miniaturization, Energy Efficiency Ratio height, the outdoor machine of body-separated air-conditioner that this condenser is installed that the complete machine cost is low is provided.
For solving the problems of the technologies described above, technical scheme of the present utility model is: a kind of condenser, condenser comprises left and right two headers, some communicating pipes, fin and the air inlet pipe, the drain pipe that stretch out from header one side, described left and right two headers be arranged in parallel, be located at communicating pipe between left and right two headers and be communicated with the inner chamber of left and right two headers, fin was located between adjacent communicating pipe.
Described condenser is the all-aluminium type heat exchanger, condenser is the all-aluminium type heat exchanger, its processing technology, heat transfer mechanism, structure structure are different from the copper tube and fin formula condenser of prior art, the heat exchange efficiency of all-aluminium type condenser is than the heat exchange efficiency height of the copper tube and fin formula heat exchanger of equal appearance and size size, the heat exchange amount is big, so will reach the heat exchange amount identical, can use the littler described condenser of appearance and size, so the air-conditioner outdoor unit casing also can be realized miniaturization with copper tube and fin formula heat exchanger.
Described communicating pipe is a flat tube, the thickness of flat tube is 1~~2mm, the cross section of flat tube can be different shape, for example rectangle or ellipse.
Be parallel to each other described communicating pipe and be provided with at interval, parallel and be provided with at interval can make communicating pipe flow process short, drag losses is little, makes heat exchanger compact overall structure, production technology simple simultaneously.
Make board-type or " L " type described communicating pipe, according to casing assembling needs and model capability or efficiency needs, the type that general ability is little, efficiency is low uses straight plate, and the type that ability is big, efficiency is high uses L " type.
Described left and right two headers are cylindrical, the cylindrical distributed uniform that helps cold-producing medium in the condenser.
Condenser also comprises to be located in the header and with the partition in header zoning territory, by partition condenser to be divided into different flow processs, makes cold-producing medium have the different types of flow.
A kind of air-conditioner outdoor unit that described condenser is installed comprises condenser, fan electromotor parts and compressor in casing and the casing, and box sizes is 600 millimeters * 250 millimeters * 510 millimeters to 760 millimeters x255 millimeter x540 millimeters.
Described casing comprises lamina tecti, support bar, preceding plate body, base member and right plate, and described base member periphery is installed preceding plate body, right plate, support bar respectively, and the top covers lamina tecti again.
Described air-conditioner outdoor unit also comprises two-port valve and the triple valve that is fixed on the right plate, and air-conditioner outdoor unit is connected with indoor apparatus of air conditioner with triple valve by two-port valve.
The utility model with respect to the beneficial effect of prior art is:
The cold-producing medium flow process of the utility model condenser is short, crushing is little, heat loss is few, flowing of cold-producing medium is reasonable with the heat exchange situation, dischargeable capacity on the condenser flat tube can obtain the most reasonable utilization, and the air side flow resistance is little, heat transfer coefficient is high, so heat exchange efficiency than common copper tube and fin formula condenser height, and has compact conformation, in light weight; The utility model miniaturization designs off-premises station, reduces the volume and weight of off-premises station, improves the refrigerating efficiency of air-conditioner.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing.
Fig. 1 is the outline drawing of the utility model condenser;
Fig. 2 is the another kind of outline drawing of the utility model condenser;
Fig. 3 is the refrigeration system schematic diagram of the utility model air-conditioner;
Fig. 4 is the utility model air-conditioner outdoor unit exploded perspective view;
Fig. 5 is the outward appearance front view of the utility model air-conditioner outdoor unit.
The specific embodiment
Referring to accompanying
drawing 1, a kind of
condenser 3 comprises left and right two
headers 101, some communicating
pipes 102,
fin 103 and the
air inlet pipe 105 of stretching out,
drain pipe 106 from
header 101 1 sides, described left and right two
headers 101 be arranged in parallel, be located at communicating
pipe 102 between left and right two
headers 101 and be communicated with the inner chamber of left and right two
headers 101,
fin 103 was located between adjacent communicating
pipe 102, left and right two
headers 101 adopt cylindrical header, and cylindrical header helps the distributed uniform of cold-producing medium in the condenser; Be parallel to each other communicating
pipe 102 and be provided with at interval for flat tube, the thickness of flat tube is 1~~2mm, the cross section of flat tube can be different shape, for example rectangle or oval or
Shape, communicating
pipe 102 is made board-type.Parallel and be provided with at interval can make communicating
pipes 102 flow process short, drag losses is little, makes heat exchanger compact overall structure, production technology simple simultaneously.
As shown in Figure 2, be " L " type condenser 3 through bending, its structure structure is just the same with the condenser 3 of Fig. 1, in actual applications, according to coupling the air conditioner refrigerating amount size selection board-type or " L " type condenser of bending.
Fig. 3 is the refrigeration system schematic diagram of the utility model air-conditioner, air-conditioner is connected to form by liquid connecting leg 203 and gas connecting leg 204 by indoor set 201 and off-premises station 202 among the figure. and the kind of refrigeration cycle flow process of complete machine is as follows: cold-producing medium is discharged by the blast pipe on the compressor 9 206, air inlet pipe 105 by condenser 3 flows into, drain pipe 106 from condenser 3 flows out again, after the high temperature high pressure liquid that this moment, cold-producing medium formed through heat exchange in condenser 3 is lowered the temperature through throttle part 208 step-downs, through two logical stop valves 13, liquid connecting leg 203 flows into indoor evaporator 211 from the feed tube 210 of indoor evaporator 211, escape pipe 212 from indoor evaporator 211 flows out again, after this moment, cold-producing medium formed low-temp low-pressure gas through heat exchange, through gas connecting leg 204, three-way cut-off valve 14 enters next kind of refrigeration cycle again behind the air intake duct 214 inflow compressors 9 of compressor 9.
As shown in Figure 4, be air-conditioner outdoor unit exploded perspective view described in the utility model, it comprises lamina tecti 1, support bar 2, condenser 3, electric machine support 4, fan electromotor 5, fan 6, preceding plate body 7, fan guard 8, compressor 9, base member 10, central dividing plate 11, right plate 12, two-port valve 13, triple valve 14, valve housing 15, link cover of FIG 16, electric installing plate 17 compositions such as grade.Its structure is installed as follows: condenser 3 is fixed on the rear part edge of base member 10 by end plate, compressor 9 is fixed on three bolts on base member 10 right sides, fan 6 and fan electromotor 5 are installed on the electric machine support 4, be fixed in then on three screw holes of condenser 3 front portions, central dividing plate 11 is fixed between parallel flow condenser 3 and base member 10 leading edges; Base member 10 peripheries are installed preceding plate body 7, right plate 12, support bar 2, valve housing 15 more respectively, link cover of FIG 16, electric installing plate 17 is fixed on the right plate 12, two-port valve 13, triple valve 14, be fixed on the valve housing 15, the casing top covers lamina tecti 1 again, and this has just constituted the body structure of whole off-premises station.
As shown in Figure 5, be air-conditioner outdoor unit outward appearance front view described in the utility model.In the present embodiment, this outdoor shell length is that 600 millimeters, width are 250 millimeters, highly are 510 millimeters, in actual applications, outer cage body size (the wide X height of long X) can be made corresponding adjustment, both can common single or double, straight type or the bending-type copper tube and fin formula condenser of adapted, again can adapted board-type or " L " formula bending-type condenser 3, be applied to single-cooling type or the refrigerating and heating type detachable air conditioner of refrigerating capacity 2300~3500W, satisfy the demand of different Energy Efficiency Ratio, highly versatile.
In the utility model, because condenser 3 is applied in the off-premises station of split-type air conditioner, because the cold-producing medium flow process of this heat exchanger is short, crushing is little, heat loss is few, flowing of cold-producing medium is reasonable with the heat exchange situation, dischargeable capacity on condenser 3 flat tubes can obtain the most reasonable utilization, and the air side flow resistance is little, the heat transfer coefficient height, so heat exchange efficiency is than common copper tube and fin formula condenser height, and has a compact conformation, in light weight, advantages such as the filling quantity of refrigerant of complete machine is few, therefore can join parallel flow condenser 3 of the present utility model on small-sized outdoor casing, make the refrigerating capacity maximum of complete machine can reach 3500W, Energy Efficiency Ratio can reach actual measurement more than 3.2, so both can dwindle the volume of whole off-premises station, reduce complete machine weight, and can satisfy the requirement of high energy efficiency than split air-conditioning.