CN101206049A - Air conditioner coolant recycle system for reinforcing heat exchange capability to shrink evaporator area - Google Patents
Air conditioner coolant recycle system for reinforcing heat exchange capability to shrink evaporator area Download PDFInfo
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- CN101206049A CN101206049A CNA2006101304550A CN200610130455A CN101206049A CN 101206049 A CN101206049 A CN 101206049A CN A2006101304550 A CNA2006101304550 A CN A2006101304550A CN 200610130455 A CN200610130455 A CN 200610130455A CN 101206049 A CN101206049 A CN 101206049A
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Abstract
The invention relates to the air conditioning technical field, in particular to an air conditioner refrigerant cycling system enhanced in heat transferring ability and reduced in evaporator area. The system comprises a compressor arranged on an air conditioner outdoor cabinet base; a condenser arranged on the outdoor cabinet base with an input port connected to an air outlet of the compressor; an outdoor fan arranged on the inner side of the condenser; an expansion valve connected to an output port of the condenser; an evaporator arranged on an indoor cabinet base bracket; an indoor fan arranged on the inner side of the evaporator. The invention is characterized in that the invention also comprises a suction pump and an independent liquid storage tank; an output port of the evaporator is connected to the input port of the suction pump; an output port of the suction pump is connected to an upper input port of the independent storage liquid tank, returns via the upper output port of the storage liquid tank to an air inlet of the compressor; an output of the expansion valve is connected to a lower input port of the independent storage liquid tank and the lower output port of the independent storage liquid tank is connected to an input port of the evaporator.
Description
Technical field
The present invention relates to air-conditioning technique and make the territory, particularly a kind of reinforcing heat exchange capability dwindles the air conditioner coolant recycle system of evaporator area.
Background technology
Air-conditioner is a kind of electrical installation of indoor temperature being regulated and remained on the required situation of user, mainly constitute the circulatory system by critical pieces such as compressor-condenser-expansion valve-evaporimeter and fans, the circulatory system mainly comprises coolant circulating system and air circulation system.Carry out heat exchange to realize room temperature lowering or intensification by the refrigerant and the indoor flow air that circulate in the coolant circulating system, promote above-mentioned heat exchanger effectiveness to make indoor rapid refrigeration or heat by air circulation system, for people provide fresh, comfortable indoor air environment.Some modern air-conditioners also have concurrently and are discharged into indoor dehumidification function again after becoming after the indoor air filtration that will suck purifies that clean air is discharged into the indoor air purifying function again and the humid air that sucks being become dry air except common refrigeration or heat-production functions.
The coolant circulating system of air-conditioner is made up of compressor, reversal valve, heat exchanger and expansion valve etc., and air circulation system is made up of inlet and outlet, air guide, air filter, fan and fan electromotor etc.The cooling cycle system of air-conditioner and the operation of air circulation system are controlled by electrical apparatus control system, control refrigeration, the operation that heats or dehumidify, and carry out room temperature setting and wind speed control etc.
According to compressor, heat exchanger, etc. the installation site of critical piece, air-conditioner is broadly divided into package AC plant and detachable air conditioner.Package AC plant all is contained in all parts in the casing, is installed in indoor and outdoor junction, for example is installed in the window air conditioner on the room window.
Detachable air conditioner is made up of the indoor set and the off-premises station that separate, is divided into cabinet-type, wall-hanging and ceiling-inserted etc. again according to the set-up mode of indoor set.The heat exchanger and the compressor of evaporimeter and condenser effect have been set respectively in indoor set and off-premises station.Refrigerant circulates in evaporimeter and condenser by the conduit that connects between indoor set and the off-premises station, and carries out heat exchange circulation, with the refrigeration that realizes air-conditioner, operation heats or dehumidify.Air-conditioner refrigeration or heat the flow direction that the change of state adjusts refrigerant by the action of control four-way change-over valve and realize.
For example, air-conditioner carries out refrigerating state when operation, and refrigerant airborne heat in the absorption chamber in indoor heat converter becomes gaseous state by liquid state, after the compressed again machine compression, is become liquid to the outdoor heat of emitting in outdoor heat converter by gaseous state.Air-conditioner heats state operation, and refrigerant heat in the absorption chamber outer air in outdoor heat converter becomes gaseous state by liquid state, after the compressed again machine compression, in indoor heat converter by the gaseous state liquefy, to the indoor heat of emitting.
Room air sucks indoor set from air inlet under the fan positive action, indoor by being flow back to by exhaust outlet after indoor heat converter cooling or the intensification again, and circulating of air realizes indoor adjustment.
The refrigeration of air-conditioner, the liquefaction of refrigerant in heating capacity and its coolant circulating system, the flow velocity of refrigerant, flow, the area of heat exchanger, air circulation speed etc. are relevant, evaporimeter belongs to complete evaporative heat exchanger in the existing air-conditioner, promptly under various cooling loads, liquid refrigerants is by behind the evaporimeter, should be evaporated to gaseous coolant fully, make compressor damage or make and produce overload current on the power distribution unit in case liquid refrigerants enters compressor, usually, for preventing that liquid refrigerants from entering compressor and producing hydraulic pressure, generally be connected in series the area of a gas-liquid separator or increase evaporimeter at compressor inlet, though can preventing the damage of compressor, the former has wasted the energy of liquid refrigerants in the gas-liquid separator, the latter can cause evaporator area, cost waste, this is that producer and client are undesirable.
Summary of the invention
The present invention provides a kind of air conditioner coolant recycle system of reinforcing heat exchange capability to shrink evaporator area for solving above-mentioned problems of the prior art, and it includes: be arranged at the compressor on the air-conditioner outdoor unit case chassis; The input port is connected in compressor outlet and is installed on the condenser on outdoor cabinet chassis; Be installed on the outdoor fan of condenser inner side edge; Be connected in the expansion valve of condenser delivery outlet; Be installed on the evaporimeter of indoor cabinet chassis overhang; Be installed on the indoor fan of evaporimeter inner side edge; It is characterized in that:, also include independently fluid reservoir of a suction pump and for reinforcing heat exchange capability and dwindle evaporator area; The delivery outlet of above-mentioned evaporimeter is connected in the input port of suction pump, the delivery outlet of suction pump is connected in the input port, top of independent fluid reservoir and returns the air inlet that is connected in compressor through the top of fluid reservoir delivery outlet, the delivery outlet of expansion valve is connected in the input port, bottom of independent fluid reservoir, and the inlet that the bottom delivery outlet of independent fluid reservoir is connected in evaporimeter constitutes.
Above-mentioned suction pump is installed on the chassis of the outdoor cabinet of air-conditioner or indoor cabinet, considers that the chassis that noise jamming is installed on outdoor cabinet is advisable.
Above-mentioned fluid reservoir independently is installed on the outdoor cabinet chassis of air-conditioner.
The technical scheme of the second embodiment of the present invention includes: be arranged at the compressor on the air-conditioner outdoor unit case chassis; The input port is connected in compressor outlet and is installed on the condenser on outdoor cabinet chassis; Be installed on the outdoor fan of condenser inboard; Be installed on the evaporimeter of indoor machine chassis support; Be installed on the indoor fan of evaporimeter inner side edge; It is characterized in that: also include independently fluid reservoir, two three-way connections, two expansion valves, the delivery outlet of above-mentioned evaporimeter is connected in the input port, top of independent fluid reservoir and returns the air inlet that is connected in compressor through the top of fluid reservoir delivery outlet, the delivery outlet of condenser is connected to the input port, bottom of independent fluid reservoir by the branch way outlet of three-way connection and first expansion valve, the bottom delivery outlet of independent fluid reservoir is connected with the input port of evaporimeter, three-way connection another minute way outlet by second expansion valve directly and the evaporimeter input port connect and compose.
Above-mentioned fluid reservoir independently is installed on the outdoor cabinet chassis of air-conditioner, expansion valve, three-way connection be installed on outdoor or interior conduit in.
The technical scheme of the third embodiment of the present invention includes: be arranged at the compressor on the air-conditioner outdoor unit case chassis; Be installed on the condenser on outdoor cabinet chassis; Be installed on the outdoor fan of condenser inner side edge; Be installed on the evaporimeter of indoor machine chassis support; Be installed on the indoor fan of evaporimeter inner side edge; It is characterized in that: also include an independently fluid reservoir, two three-way connections, two expansion valves, the delivery outlet of above-mentioned evaporimeter is connected in the input port, top of independent fluid reservoir and returns the air inlet that is connected in compressor through the top of fluid reservoir delivery outlet, the delivery outlet of condenser is connected in the input port, bottom of independent fluid reservoir by first expansion valve, the bottom delivery outlet of independent fluid reservoir is connected with the input port of evaporimeter, compressor outlet is connected in the input port of condenser by a branch way outlet of three-way connection, connects with input port in evaporimeter by second branch way outlet and expansion valve to constitute.
Above-mentioned fluid reservoir independently is installed on the outdoor cabinet chassis of air-conditioner, expansion valve, three-way connection be installed on outdoor or interior conduit in.
Advantage and good effect: the present invention compared with prior art has; 1, the air inlet mouth of pipe of compressor because the top of fluid reservoir is full of the gaseous coolant of shwoot and evaporation, makes compressor damage and power distribution unit overload so avoided liquid refrigerants to enter compressor generation liquid hammer on the top of fluid reservoir.2, because refrigerant flows through evaporimeter with bigger flow velocity, improved the exchange capability of heat of evaporimeter.3, under the prerequisite that above-mentioned exchange capability of heat improves, can dwindle the area of evaporimeter.
Description of drawings
Fig. 1, be the coolant circulating system schematic diagram of existing detachable air conditioner;
Fig. 2, be the coolant circulating system schematic diagram of first embodiment of the invention air-conditioner;
Fig. 3, be the coolant circulating system schematic diagram of second embodiment of the invention air-conditioner;
Fig. 4, be the coolant circulating system schematic diagram of third embodiment of the invention air-conditioner;
The explanation of main label among each figure
B-suction pump C-fluid reservoir
F-outdoor fan F '-indoor fan
N-evaporimeter, indoor heat converter P-expansion valve
The P1-first expansion valve P2-second expansion valve
W-condenser, outdoor heat converter Y-compressor
The specific embodiment
In order to further specify content of the present invention, technical characterictic and good effect, lift following example again and engage description of drawings in descending: as Fig. 2, shown in, the technical scheme of first embodiment of the air conditioner coolant recycle system of reinforcing heat exchange capability to shrink evaporator area of the present invention includes: be arranged at the compressor Y on the air-conditioner outdoor unit case chassis; The input port is connected in compressor outlet and is installed on the condenser W on outdoor cabinet chassis; Be installed on the outdoor fan F of condenser inner side edge; Be connected in the expansion valve P of condenser delivery outlet; Be installed on the evaporimeter N of indoor cabinet chassis overhang; Be installed on the indoor fan F ' of evaporimeter inner side edge; It is characterized in that:, also include independently fluid reservoir C of a suction pump B and for reinforcing heat exchange capability and dwindle evaporator area; The delivery outlet of above-mentioned evaporimeter N is connected in the input port of suction pump B, the delivery outlet of suction pump B is connected in the input port, top of independent fluid reservoir C and returns the air inlet that is connected in compressor Y through the top of fluid reservoir C delivery outlet, the delivery outlet of expansion valve P is connected in the input port, bottom of independent fluid reservoir C, and the input port that the bottom delivery outlet of independent fluid reservoir C is connected in evaporimeter N constitutes.
Above-mentioned suction pump B is installed on the chassis of the outdoor cabinet of air-conditioner or indoor cabinet, considers that the chassis that noise jamming is installed on outdoor cabinet is advisable.
Above-mentioned fluid reservoir C independently is installed on the outdoor cabinet chassis of air-conditioner.
As Fig. 3, shown in, the technical scheme of the second embodiment of the present invention includes: be arranged at the compressor Y on the air-conditioner outdoor unit case chassis; The input port is connected in compressor outlet and is installed on the condenser W on outdoor cabinet chassis; Be installed on the outdoor fan F of condenser inner side edge; Be installed on the evaporimeter N of indoor machine chassis support; Be installed on the indoor fan F ' of evaporimeter inner side edge; It is characterized in that: also include an independently fluid reservoir C, two three-way connections, two expansion valve P1, P2, the delivery outlet of above-mentioned evaporimeter N is connected in the input port, top of independent fluid reservoir C and returns the air inlet that is connected in compressor Y through the top of fluid reservoir C delivery outlet, the input port, bottom that a branch way outlet and the first expansion valve P1 of the delivery outlet of condenser W by three-way connection is connected in independent fluid reservoir C, the bottom delivery outlet of independent fluid reservoir C is connected with the input port of evaporimeter N, three-way connection another minute way outlet by the second expansion valve P2 directly and evaporimeter N input port connect and compose.
Above-mentioned fluid reservoir C independently is installed on the outdoor cabinet chassis of air-conditioner, expansion valve, three-way connection be installed on outdoor or interior conduit in.
As Fig. 4, shown in, the technical scheme of the third embodiment of the present invention includes: be arranged at the compressor Y on the air-conditioner outdoor unit case chassis; Be installed on the condenser W on outdoor cabinet chassis; Be installed on the outdoor fan F of condenser inner side edge; Be installed on the evaporimeter N of indoor machine chassis support; Be installed on the indoor fan F ' of evaporimeter inner side edge; It is characterized in that: also include an independently fluid reservoir C, two three-way connections, two expansion valve P1, P2, the delivery outlet of above-mentioned evaporimeter N is connected in the input port, top of independent fluid reservoir C and returns the air inlet that is connected in compressor Y through the top of fluid reservoir delivery outlet, the delivery outlet of condenser W is connected in the input port, bottom of independent fluid reservoir C by the first expansion valve P1, the bottom delivery outlet of independent fluid reservoir C is connected with the input port of evaporimeter N, the gas outlet of compressor is connected in condenser W by a branch way outlet of three-way connection, connects with input port in evaporimeter N by second branch way outlet and the second expansion valve P2 to constitute.
Above-mentioned fluid reservoir C independently is installed on the outdoor cabinet chassis of air-conditioner, expansion valve, three-way connection be installed on outdoor or interior conduit in.
Below, the refrigerant cyclic process and the enhanced heat exchange principle of air conditioner coolant recycle system of the present invention are described: general air-conditioner, compressor and fan running after connecting power supply, with gaseous coolant compression in the compresser cylinder, the pressurized gaseous coolant becomes 60-90 ℃ HTHP gaseous coolant from the output of the gas outlet, top of compressor Y, this HTHP gaseous coolant is following pipeline and is being input among the condenser W in the off-premises station, in condenser W, carry out heat exchange and the heat release cooling makes the output of condenser W reduce to 30-40 ℃ middle temperature high-pressure liquid refrigerant with radiating fin and outdoor fan and outdoor air, in warm high-pressure liquid refrigerant follow the bottom of pipeline through expansion valve P input fluid reservoir C, wherein the shwoot gaseous coolant rise and from fluid reservoir C top outlet return compressor Y air inlet, liquid refrigerants follows pipeline from the bottom of fluid reservoir C delivery outlet and transports among the evaporimeter N of indoor set, boil-off gas turns to 7-15 ℃ gaseous coolant in indoor evaporator, absorb heat and carry out heat exchange with room air with its heat exchange fin and indoor fan F ', the room air cooling is freezed, and above-mentioned gaseous coolant flash-pot N outlet goes out through fluid reservoir C top, inlet returns compressor Y.For flow, the flow velocity that increases liquid refrigerants among the evaporimeter N, reinforcing heat exchange capability also dwindles evaporator area, between the input port, top of the delivery outlet of the evaporimeter N of the first embodiment of the present invention and fluid reservoir C, increased a suction pump B, to strengthen flow, the flow velocity of refrigerant in the evaporimeter, reinforcing heat exchange capability.In addition, for flow, the flow velocity that increases refrigerant in the evaporimeter, reinforcing heat exchange capability also dwindles the area of evaporimeter, in a second embodiment, in between the delivery outlet of condenser W and evaporimeter N input port, set up parallel transistor, introduced the high-pressure liquid refrigerant to evaporimeter with second expansion valve P2.In like manner, in the 3rd embodiment, in between the input port of the exhaust outlet of compressor Y and evaporimeter N, set up parallel transistor with second expansion valve P2, introduce the high-pressure gaseous refrigerant to evaporimeter, urge refrigerant flow rate, the flow that flows through evaporimeter with gaseous coolant, make fluid reservoir lower liquid refrigerant evaporate, utilize, still, the structure of second and third embodiment can be wasted the sub-fraction energy.
Claims (7)
1. the air conditioner coolant recycle system of a reinforcing heat exchange capability to shrink evaporator area includes: be arranged at the compressor on the air-conditioner outdoor unit case chassis; The input port is connected in compressor outlet and is installed on the condenser on outdoor cabinet chassis; Be installed on the outdoor fan of condenser inner side edge; Be connected in the expansion valve of condenser delivery outlet; Be installed on the evaporimeter of indoor cabinet chassis overhang; Be installed on the indoor fan of evaporimeter inner side edge; It is characterized in that: also include independently fluid reservoir of a suction pump and; The delivery outlet of above-mentioned evaporimeter is connected in the input port of suction pump, the delivery outlet of suction pump is connected in the input port, top of independent fluid reservoir and returns the air inlet that is connected in compressor through the top of fluid reservoir delivery outlet, the delivery outlet of expansion valve is connected in the input port, bottom of independent fluid reservoir, and the inlet that the bottom delivery outlet of independent fluid reservoir is connected in evaporimeter constitutes.
2. the air conditioner coolant recycle system according to claim 1, described reinforcing heat exchange capability to shrink evaporator area is characterized in that: above-mentioned suction pump is installed on the chassis of the outdoor cabinet of air-conditioner or indoor cabinet, considers that the chassis that noise jamming is installed on outdoor cabinet is advisable.
3. the air conditioner coolant recycle system according to claim 1, described reinforcing heat exchange capability to shrink evaporator area is characterized in that: above-mentioned fluid reservoir independently is installed on the outdoor cabinet chassis of air-conditioner.
4. the air conditioner coolant recycle system of a reinforcing heat exchange capability to shrink evaporator area includes: be arranged at the compressor on the air-conditioner outdoor unit case chassis; The input port is connected in compressor outlet and is installed on the condenser on outdoor cabinet chassis; Be installed on the outdoor fan of condenser inner side edge; Be installed on the evaporimeter of indoor machine chassis support; Be installed on the indoor fan of evaporimeter inner side edge; It is characterized in that: also include independently fluid reservoir, two three-way connections, two expansion valves, the delivery outlet of above-mentioned evaporimeter is connected in the input port, top of independent fluid reservoir and returns the air inlet that is connected in compressor through the top of fluid reservoir delivery outlet, the input port, bottom that a branch way outlet and first expansion valve of the delivery outlet of condenser by three-way connection is connected to independent fluid reservoir, the bottom delivery outlet of independent fluid reservoir is connected with the input port of evaporimeter, three-way connection another minute way outlet by second expansion valve directly and the evaporimeter input port connect and compose.
5. the air conditioner coolant recycle system according to claim 4, described reinforcing heat exchange capability to shrink evaporator area is characterized in that: above-mentioned fluid reservoir independently is installed on the outdoor cabinet chassis of air-conditioner, expansion valve, three-way connection be installed on outdoor or interior conduit in.
6. the air conditioner coolant recycle system of a reinforcing heat exchange capability to shrink evaporator area includes: be arranged at the compressor on the air-conditioner outdoor unit case chassis; Be installed on the condenser on outdoor cabinet chassis; Be installed on the outdoor fan of condenser inboard; Be installed on the evaporimeter of indoor machine chassis support; Be installed on the indoor fan of evaporimeter inboard; It is characterized in that: also include an independently fluid reservoir, two three-way connections, two expansion valves, the delivery outlet of above-mentioned evaporimeter is connected in the input port, top of independent fluid reservoir and returns the air inlet that is connected in compressor through the top of fluid reservoir delivery outlet, the delivery outlet of condenser is connected in the input port, bottom of independent fluid reservoir by first expansion valve, the bottom delivery outlet of independent fluid reservoir is connected with the input port of evaporimeter, compressor outlet is connected in the input port of condenser by a branch way outlet of three-way connection, and the input port that is connected in evaporimeter by second the branch way outlet and second expansion valve constitutes.
7. the air conditioner coolant recycle system according to claim 6, described reinforcing heat exchange capability to shrink evaporator area is characterized in that: above-mentioned fluid reservoir independently is installed on the outdoor cabinet chassis of air-conditioner, expansion valve, three-way connection be installed on outdoor or interior conduit in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101304550A CN101206049A (en) | 2006-12-20 | 2006-12-20 | Air conditioner coolant recycle system for reinforcing heat exchange capability to shrink evaporator area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101304550A CN101206049A (en) | 2006-12-20 | 2006-12-20 | Air conditioner coolant recycle system for reinforcing heat exchange capability to shrink evaporator area |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101206049A true CN101206049A (en) | 2008-06-25 |
Family
ID=39566435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006101304550A Pending CN101206049A (en) | 2006-12-20 | 2006-12-20 | Air conditioner coolant recycle system for reinforcing heat exchange capability to shrink evaporator area |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101206049A (en) |
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2006
- 2006-12-20 CN CNA2006101304550A patent/CN101206049A/en active Pending
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Open date: 20080625 |