CN201819316U - Fanless super-low-noise split air-conditioner - Google Patents
Fanless super-low-noise split air-conditioner Download PDFInfo
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- CN201819316U CN201819316U CN2010205524072U CN201020552407U CN201819316U CN 201819316 U CN201819316 U CN 201819316U CN 2010205524072 U CN2010205524072 U CN 2010205524072U CN 201020552407 U CN201020552407 U CN 201020552407U CN 201819316 U CN201819316 U CN 201819316U
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Abstract
A fanless super-low-noise split air-conditioner comprises an outdoor unit and an indoor unit. The outdoor unit is provided with an outdoor refrigerant loop, the indoor unit is provided with an indoor refrigerant loop connected with the outdoor refrigerant loop, a radiator of the indoor unit adopts an evaporating fin with a heating unit structure, the evaporating fin is mounted on an indoor unit case, and one end of the evaporating fin is connected with an air pipe of a piping while the other end of the evaporating fin is connected with a liquid pipe of the piping. The indoor unit adopts a heat exchanger of the evaporating fin with larger surface area, not only can realize sufficient heat exchange with air and complete refrigerating and heating functions, but also stops airflow noises as the indoor unit is not provided with a fan, realizes a super-low-noise effect, and is simpler in structure compared with an existing air-conditioner, and is particularly suitable for occasions with particularly strict requirements in terms of noise.
Description
Technical field
The utility model relates to a kind of air conditioner, and especially a kind of indoor set does not have fan, adopts the super-silent air conditioner of large tracts of land evaporating plate as heat exchanger.
Background technology
Along with the progressively raising of living standards of the people, air conditioner is widely used in environment such as people's daily life and modern handle official bussiness.Although the noise objective of air-conditioning product has been lower than national standard, it is bigger than normal that the noise that is produced during existing air-conditioner operation still shows, and can not satisfy the requirement of user Geng Gao.Ambient noise that it is generally acknowledged daily life should not be higher than 35dB, and the ambient noise of office should not be higher than 45dB.But the air conditioner product can not reach this standard mostly at present.The running noise of cabinet-type air conditioner of landing in the air-conditioning unit room is obviously bigger than normal.The noise of 2 cabinet-type air conditioners is generally in the level near 50dB, and the noise of 3 and 5 cabinet-type air conditioners is general all more than 50dB, even near 60dB.
The noise that air conditioner produced comprises mechanical noise and pneumatic noise, and wherein pneumatic noise is main noise, also is to be difficult to the effectively noise of control.The noise that the indoor set of air conditioner is sent when turning round mainly is made up of inlet noise, fan noise (rotational noise and eddy current crack) and exhaust outlet noise.
Inlet noise comprises air inlet leaf grating (front panel) noise and air inlet lip noise.Because air-flow enters centrifugal fan except that having axial velocity, also has tangible tangential velocity, promptly charge air flow is one swirling eddy, and the existence of leaf grating has hindered the rotation of charge air flow, thereby produces noise.Charge air flow sharply transfers fan to radially after entering centrifugal fan, and air inlet lip makes flow separation has increased generating noise.
Fan noise comprises rotational noise and eddy current crack.Rotational noise is periodically to hit air particle by the blade that rotates, and causes the pressure fluctuation of air, thus the noise that produces; Eddy current crack is that these eddy current are because the effect of viscous force because fan blade when rotating, makes ambient gas produce eddy current, split into a series of discrete little eddy current again, eddy current and eddy current division make air generation disturbance, form compression and sparse process, thus the noise that produces.
The air outlet noise comprises noise and air outlet external noise in the air outlet.Noise is because the air-flow in the air outlet blows out from upwards making level in the air outlet, causes serious eddy current, produces eddy current crack simultaneously; The air outlet external noise is because the gas particle of cabinet-type air conditioner ejection air-flow and static or low velocity gas particle eddy generation on every side mix collides, and the stable state of atmosphere is damaged and disturbance takes place, thereby produced powerful jet noise.
The air conditioner noise is to environment and use the influence in room to be paid attention to by everybody, effectively reduces the noise of air conditioner, and the environmental standard that surrounding environment is met the demands has crucial social effect to raising people quality of life, the quiet living environment of creation.
The indoor set noise abatement of each air conditioner producer is suitable at present, and traditional noise reduction technology reaches capacity substantially.The noise reduction of some product is a cost by any sacrifice in performance index, does not in fact deal with problems.
Summary of the invention
The purpose of this utility model provides the super-silent separate type air conditioner of a kind of no fan, it can overcome, and traditional air conditioner noise is bigger than normal, the unconspicuous shortcoming of heat exchanger effectiveness, structure is simpler, can realize super quiet effect, especially is fit to noise is had the occasion of special strict demand.
The utility model achieves the above object by the following technical programs:
The super-silent separate type air conditioner of a kind of no fan, comprise off-premises station with outdoor refrigerant loop and indoor set with the indoor refrigerant loop that links to each other with described outdoor refrigerant loop, the radiator of described indoor set adopts the evaporating plate with heating sheet structure, evaporating plate is installed in above the indoor cabinet, a tracheae that connects pipe arrangement of evaporating plate, the other end connects the liquid pipe of pipe arrangement.
On the indoor cabinet of described air conditioner, evaporating plate below have the arc tank, the arc bottom of gullet water pipe that runs in.
The place, gateway of described evaporating plate is connected with controlled valve.
Off-premises station comprises motor, compressor, aerofoil fan, solenoid operated four-way valve and coil thereof, blower motor, condenser pipe, filter, capillary, check valve and stop valve.Compressor inlet side in the off-premises station links to each other with gas-liquid separator, outlet side links to each other with solenoid operated four-way valve, solenoid operated four-way valve links to each other with an end of condenser pipe, the other end is connected with filter, and the stop valve by capillary, check valve and liquid pipe links to each other with the liquid pipe of pipe arrangement, passes through this liquid pipe again and is connected with an end of the evaporating plate of indoor set.The other end of gas-liquid separator is connected with solenoid operated four-way valve, and then the stop valve by tracheae links to each other with the tracheae of pipe arrangement, is connected with the other end of indoor evaporating plate by this pipe arrangement again.In addition, in off-premises station, be provided with can suction chamber outer air and can will carry out heat-exchanged air and be discharged to outdoor aerofoil fan with condenser pipe.
Indoor set comprises evaporating plate, tank, valve, control panel and drainpipe.Have the arc tank on indoor cabinet, below the evaporating plate, bottom of gullet is equipped with drainpipe.The place, gateway of evaporating plate connects valve, and is connected with pipe arrangement by valve.On the indoor cabinet control panel is set, is connected with the outdoor machine wire connection terminal by cable.Indoor set does not have fan and motor and blade.
Outstanding advantage of the present utility model is:
1, indoor set does not have fan and blower motor, has stopped the generation of pneumatic noise; The vibration noise that avoided that rotor clearance bad because of the blower fan dynamic balance, fan electromotor is inhomogeneous, motor and blower fan shaft concentricity are not enough etc. produces.
2, evaporimeter has adopted large-area fin, has to conduct heat soon, and the advantage that thermal inertia is little can fully contact with air and carries out heat exchange, has improved heat exchanger effectiveness, so can improve refrigeration, heating efficiency.
3, the change of evaporation structure has avoided traditional air conditioner bigger because of ventilation, and air intake blows and send sharp-pointed whistle on evaporator fin.
4, on the indoor cabinet, the below of evaporating plate has the arc tank, is used to accept the globule that flows down on the evaporating plate, and discharges by drainpipe, can prevent the generation of dripping phenomenon, reduced the requirement that air conditioner is installed levelness.
5, controlled valve is installed at the air pipe interface place of evaporating plate, the aperture of control valve as required, and how much that promptly regulates the evaporating plate circulating refrigerant regulates refrigerating capacity or caloric value.As not needing certain evaporating plate work, valve that can be by closing evaporating plate reaches the purpose of energy savings to reduce the consumption of compressor power.
Description of drawings
Fig. 1 is the front view of the surface structure of the super-silent separate type air conditioner of no fan described in the utility model.
Fig. 2 is the elevational cross-sectional view of the indoor machine structure of the super-silent separate type air conditioner of no fan described in the utility model.
Fig. 3 looks cutaway view for the left side of the indoor machine structure of the super-silent separate type air conditioner of no fan described in the utility model.
Fig. 4 is the refrigerant loop and the off-premises station structural representation of the super-silent separate type air conditioner of no fan described in the utility model.
The specific embodiment
Below in conjunction with drawings and Examples the technical solution of the utility model is described further.
Contrast Fig. 1 and Fig. 3, the super-silent separate type air conditioner of described no fan is provided with the off-premises station 1 and the indoor set 2 that is provided with the indoor refrigerant loop that links to each other with described outdoor refrigerant loop in outdoor refrigerant loop.
The super-silent separate type air conditioner of described no fan has refrigeration and heat-production functions.
During refrigeration:
1, adiabatic compression process is finished by compressor 20.Compressor 20 sucks by first group of evaporating plate 3 and second group of low-temp low-pressure gas refrigerant that evaporating plate 4 is sent here, becomes the gas of HTHP after compression.
2, isotherm compression process is carried out in the condenser pipe 21 of off-premises station 2.High-temperature high-pressure gas refrigerant after compressed machine 20 compressions is finished the variation of cold-producing medium from the gaseous state to the liquid state in condenser pipe 21 coolings and liquefaction fully, and this moment, cold-producing medium became high normal pressure and temperature liquid.This process is sent to the heat of indoor absorption outdoor.
3, adiabatic expansion process is carried out in capillary 23, and high normal pressure and temperature liquid refrigerant is carried out throttling and reduces pressure, makes cold-producing medium become the low-temp low-pressure liquid condition.This process is very of short duration, and cold-producing medium does not absorb heat from the external world.
4, isothermal expansion process is finished in first group of evaporating plate 3 and second group of evaporating plate 4.The caliber of evaporating plate and sheet interior volume specific ratio capillary are a lot of greatly, and the pressure of low temperature low pressure liquid refrigerants reduces suddenly, cause its rapidly evaporation and become the gaseous state of low-temp low-pressure from indoor absorption heat.This process is finished the task of heat in the absorption chamber.
Flow of refrigerant route in the refrigeration work process:
Cold-producing medium flows to condenser pipe 21 from the blast pipe of the compressor 20 of off-premises station 1 via electromagnetism four-way change-over valve 18, flow in the pipeline of first group of evaporating plate 3 of indoor set 2 and second group of evaporating plate 4 by the liquid valve 25 of filter 22, capillary 23, check valve 24, stop valve, liquid pipe 12 in the pipe arrangement successively, through the tracheae 11 in the pipe arrangement, the air valve 17 of stop valve, and electromagnetism four-way change-over valve 18 is delivered to gas-liquid separator 19, the last muffler that flows back to compressor 20 again.
When heating:
1, the heat exchanger of indoor set 2 becomes condensate film by evaporating plate, with to indoor heat radiation.Compressor operating is after a few minutes, and the condensate film surface temperature can reach 40 ℃-50 ℃, to indoor distribute heat, room temperature is increased in the mode of radiation, convection current and water conservancy diversion.
2, the heat exchanger of off-premises station 1 has become evaporation tube by condenser pipe, from outdoor absorption heat.
3, solenoid operated four-way valve 18 changes the flow direction of cold-producing medium, and the high temperature and high pressure gas conversion that compressor 20 is discharged flows to indoor, reaches the purpose of indoor heating.
It is consistent when 4, the working condition of compressor and miscellaneous part is with refrigeration.
Changing the air conditioner refrigerating heat-production functions can finish by solenoid operated four-way valve 18.When using air conditioner in the winter time, the change-over switch of air-conditioning is transferred to " heat " retaining, at this moment, solenoid operated four-way valve energising action changes the flow direction of cold-producing medium into and heats circulation.
The evaporating plate import and export is equipped with first valve 15 and second valve 16, and the aperture of control valve is promptly regulated the size of evaporating plate circulating refrigerant and regulated refrigerating capacity or caloric value as required, finally makes indoor temperature reach the setting requirement.As not needing certain evaporating plate work, valve that can be by closing evaporating plate reaches the purpose of energy savings to reduce the consumption of compressor power.
Contrast Fig. 2 and Fig. 3, evaporating plate is when refrigeration, if indoor humidity is bigger, malaria can condense into the globule at evaporating plate, first arc tank 7 and the second arc tank 8 of the globule below can falling along evaporating plate under the gravity effect, and flow to outdoor by the drainpipe 14 of bottom of gullet.
Claims (3)
1. the super-silent separate type air conditioner of no fan comprises it is characterized in that off-premises station with outdoor refrigerant loop and the indoor set with the indoor refrigerant loop that links to each other with described outdoor refrigerant loop,
The radiator of described indoor set adopts the evaporating plate with heating sheet structure, and evaporating plate is installed in above the indoor cabinet, a tracheae that connects pipe arrangement of evaporating plate, and the other end connects the liquid pipe of pipe arrangement.
2. the super-silent separate type air conditioner of no fan as claimed in claim 1 is characterized in that, on the indoor cabinet of described air conditioner, evaporating plate below have the arc tank, the arc bottom of gullet water pipe that runs in.
3. the super-silent separate type air conditioner of no fan as claimed in claim 1 is characterized in that, the place, gateway of described evaporating plate is connected with controlled valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205524072U CN201819316U (en) | 2010-10-08 | 2010-10-08 | Fanless super-low-noise split air-conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205524072U CN201819316U (en) | 2010-10-08 | 2010-10-08 | Fanless super-low-noise split air-conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201819316U true CN201819316U (en) | 2011-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205524072U Expired - Fee Related CN201819316U (en) | 2010-10-08 | 2010-10-08 | Fanless super-low-noise split air-conditioner |
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| Country | Link |
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| CN (1) | CN201819316U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101949560A (en) * | 2010-10-08 | 2011-01-19 | 广西大学 | Fanless super-silent split air conditioner |
| CN104964345A (en) * | 2015-06-25 | 2015-10-07 | 广东美的制冷设备有限公司 | Air conditioner indoor unit and air conditioner with air conditioner indoor unit |
-
2010
- 2010-10-08 CN CN2010205524072U patent/CN201819316U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101949560A (en) * | 2010-10-08 | 2011-01-19 | 广西大学 | Fanless super-silent split air conditioner |
| CN104964345A (en) * | 2015-06-25 | 2015-10-07 | 广东美的制冷设备有限公司 | Air conditioner indoor unit and air conditioner with air conditioner indoor unit |
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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 |
Granted publication date: 20110504 Termination date: 20151008 |
|
| EXPY | Termination of patent right or utility model |