CN202734085U - Novel air condition outdoor unit - Google Patents
Novel air condition outdoor unit Download PDFInfo
- Publication number
- CN202734085U CN202734085U CN 201220152901 CN201220152901U CN202734085U CN 202734085 U CN202734085 U CN 202734085U CN 201220152901 CN201220152901 CN 201220152901 CN 201220152901 U CN201220152901 U CN 201220152901U CN 202734085 U CN202734085 U CN 202734085U
- Authority
- CN
- China
- Prior art keywords
- water
- air
- evaporation net
- evaporation
- outdoor unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Other Air-Conditioning Systems (AREA)
Abstract
The utility model discloses a novel air condition outdoor unit. An evaporation and condensation chamber is provided with more than one air entry, more than one air outlet, more than one refrigerant pipe inlet and more than one refrigerant pipe outlet. The evaporation and condensation chamber is also provided with more than one compressor, more than one water-cooling condenser, more than one evaporation net and more than one high-temperature water inlet used for providing high-temperature water for the evaporation net so as to enable the evaporation net to be soaked by the high-temperature water. The evaporation and condensation chamber is further provided with more than one cooling fan used for absorbing air from the air inlet and discharging the air through the air outlet after going through the evaporation net, and more than one low-temperature water collecting device arranged on the upper portion of the evaporation net used for collecting the low-temperature water form the evaporation net. The novel air condition outdoor unit has the advantages that the evaporative condensation method is capable of reducing condensing temperature, improving substantially the heat exchange efficiency of the air-condition refrigerating fluid, being compact, reducing moisturizing so as to omit the prior cooling tower and cooling pump and greatly reduce the floor area because of adopting the wet curtain principle to exchange heat.
Description
Technical field
The utility model relates to a kind of air-conditioner outdoor unit, more precisely, relates to the application of a kind of evaporating type condensing equipment in refrigerating plant, belongs to the HVAC technical field.
Background technology
The structure of traditional Water cooled air conditioners as shown in Figure 1, comprise the condenser system (cooling tower, cooling water pump and air conditioner water cool condenser) that is in the heat release loop, core acting parts compressor and the air-conditioner tail end equipment capable that is arranged in the heat absorption loop, wherein heat exchange occurs in the air-conditioning system refrigerant in the air conditioner water cool condenser, and the heat that the heat that heat absorption is absorbed in the loop and the input work of compressor transform is transferred to the heat release loop together.
In this system, air-conditioner outdoor unit is generally cooling tower, cooling water pump, water-cooled condenser and compressor, and refrigerant and the water in the water-cooled condenser in the heat release loop carry out heat exchange.Yet, the defective of this system is, cooling tower need to provide a large amount of water at low temperature by the cooling water pump pump to water-cooled condenser, the water that raises through the temperature after the heat exchange is sent cooling tower back to again and is lowered the temperature by air cooler, just can recycle, the electric energy that consumes during the cooling tower cooling circulating water is large.
Also have a kind of wet curtain device in the prior art, make hot-air pass through wet curtain evaporation screen pack, the temperature of hot-air can reduce, thereby is converted to cold air.Though it is very low that this wet curtain device can not be down to air themperature, still can around the workman, create refrigerant, as to be full of bright wind environment as traditional air-conditioning.And the power consumption in when cooling only is 8.9% of traditional air-conditioning.
As shown in Figure 2, a kind of air handling system based on wet curtain device of the prior art makes air and contact with moisture, water is absorbing heat in evaporation process, namely under the constant condition of enthalpy, the sensible heat of absorbing air reduces the temperature (dry-bulb temperature) of air.Detailed process is: when the core component (evaporation filter screen) of ozone by equipment, produce heat exchange and filter out airborne dust, make proximal air be similar to along isenthalp and change and lowered the temperature, the temperature of air finally is reduced to the wet-bulb temperature that is bordering on air.
The utility model content
The purpose of this utility model is to provide a kind of novel air-conditioner outdoor unit, to promote the condensation efficiency of air conditioner condensation system, has saved simultaneously cooling tower, high-power cooling water pump and high-power blower, thereby has saved the total consumed power of this kind air-conditioning unit.
A kind of novel air-conditioner outdoor unit of the present utility model comprises
The air-conditioner outdoor unit shell comprises a water evaporative condenser chamber, and this water evaporative condenser chamber has at least one air intlet and at least one air outlet slit; Have at least one and advance refrigerant pipe and at least one and go out refrigerant pipe, and and at least one compressor, the water-cooled condenser of its connection, described compressor, water-cooled condenser are arranged at off-premises station bottom and continuous with copper pipe;
At least one evaporation net is arranged on this at least one air intlet;
At least one water pump is used for the cold water of water at low temperature gathering-device is pressed into water cooling heat exchanger;
At least one high-temperature water water entering section, described high-temperature water water entering section closes on evaporation net top, and being used for provides high-temperature water so that evaporation net is drenched by high-temperature water to evaporation net;
At least one cooling blower is arranged on this at least one air outlet slit, is used for air is sucked from air intlet, through evaporation net, is discharged by air outlet slit;
At least one water at low temperature gathering-device, described water at low temperature gathering-device is positioned at the below of evaporation net, is used for collecting the water at low temperature that falls from evaporation net.
Preferably, the quantity of described air intlet is 1,2 or 4.
Preferably, described high-temperature water water entering section comprises water inlet, the pipeline that links to each other with water inlet and be positioned at evaporation net top and be arranged on water pump on the pipeline, and wherein, described pipeline is provided with a plurality of holes for water spray.
Preferably, described high-temperature water water entering section comprises water inlet, the pipeline that links to each other with water inlet and be positioned at evaporation net top and be arranged on water pump on the pipeline, and wherein, described pipeline is provided with a plurality of holes, and each hole connects a spray equipment.
Preferably, described pipeline is positioned at the top of evaporation net, and along the girth setting of evaporation net, described hole is positioned at the lower wall of pipeline.
Preferably, described pipeline is arranged on the side, top of evaporation net, and along the girth setting of evaporation net, described hole is positioned at the sidewall of pipeline.
Preferably, described evaporation net is common evaporation net or organic filler evaporation net or organic filler honeycomb fashion evaporation net or inorganic filler evaporation net or inorganic filler honeycomb fashion evaporation net.
Preferably, also comprise at least one water replanishing device, described water replanishing device links to each other with the water at low temperature gathering-device, and it comprises at least one moisturizing upper hose, and at least one water at low temperature condensate tank of dehumidifier.
Preferably, described water at low temperature gathering-device also comprises at least one discharge outlet.
Preferably, described cooling blower is axial flow blower.
Preferably, described compressor, water-cooled condenser link to each other by copper pipe, and linking to each other with air conditioning terminal consists of kind of refrigeration cycle; Perhaps linking to each other with Ice Storage Tank consists of kind of refrigeration cycle, and Ice Storage Tank links to each other with air conditioning terminal again.
The operation principle of off-premises station of the present utility model is, compressor is compressed into the gaseous refrigerant of low-temp low-pressure the gaseous refrigerant of HTHP, cold-producing medium enters in the water-cooled condenser, by giving birth to heat exchange with steeping in water for reconstitution, change the liquid of middle temperature high pressure into, then link to each other with indoor apparatus of air conditioner, consist of kind of refrigeration cycle.Water-cooled condenser heat exchange side wherein: water pump is pressed into water at low temperature in the water-cooled condenser and refrigerant generation heat exchange, water temperature raises, the high-temperature water water entering section provides the higher water of temperature and drenches on evaporation net, cooling blower sucks the air in the environment from air inlet, pass evaporation net and the water for cooling higher to temperature in passing the process of evaporation net, water after the cooling continues the dirty water at low temperature gathering-device that enters, the cold wind of evaporation net of flowing through is simultaneously discharged air conditioner water evaporative condenser chamber through blower fan, then water pump is pressed into water at low temperature in the water-cooled condenser and refrigerant generation heat exchange again, so moves in circles.
The utility model evaporating type condensing mode, to greatly reduce water temperature, and then reduction condensation temperature, so that the heat exchanger effectiveness of air-conditioning refrigerant improves greatly, and compact conformation, owing to adopt wet curtain principle heat exchange, the moisturizing that needs is few, save original cooling tower and cooling water pump, greatly reduced floor space.
Description of drawings
Fig. 1 is the fundamental diagram of water cooling air conditioning system in the prior art.
Fig. 2 is the fundamental diagram of wet curtain air-conditioning (being environment-friendly air conditioner) in the prior art.
Fig. 3 is the internal structure schematic diagram of the utility model cooling device.
Fig. 4 is the structural representation of the utility model cooling device.
Fig. 5 is the fundamental diagram of the utility model cooling device.
Fig. 6 a is the location diagram of evaporation net and high-temperature water water entering section in the utility model cooling device.
Fig. 6 b is the location diagram of the another kind of embodiment of evaporation net and high-temperature water water entering section in the utility model cooling device.
Fig. 7 is the work schematic diagram of a kind of kind of refrigeration cycle of the utility model.
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is described further.
In the utility model, high-temperature water, water at low temperature are relative concept, but should be appreciated that, in the Air-conditioning Engineering field, high-temperature water can refer to the water of temperature about 35 ℃, and water at low temperature can refer to the water of temperature about 28 ℃.
With reference to Fig. 3, Fig. 4, Fig. 5, a kind of Novel air-conditioning outdoor unit 100 that the utility model provides comprises equipment air-conditioner outdoor unit shell 1, evaporation net 2, high-temperature water water entering section 3, cooling blower 4, water at low temperature gathering-device 5, water at low temperature discharge portion 6.
Wherein, be provided with a water evaporative condenser chamber in the Novel air-conditioning outdoor unit shell 1, this cooling chamber has four air intlets 102 and an air outlet slit 103, and here, the quantity of air intlet 102 can increase or reduce, and for example can also be one, two or six.Each air inlet 102 can be provided with porose or the baffle plate of groove is arranged.
Also be provided with at least one and advance refrigerant pipe 500 and at least one goes out refrigerant pipe 501; At least one compressor 502, water-cooled condenser 504, described compressor, water-cooled condenser are arranged at the off-premises station bottom and link to each other with copper pipe; Consist of compressibility of the present utility model, it belongs to prior art, so at this its concrete structure is repeated no more.
The quantity of evaporation net 2 is consistent with the quantity of air intlet, be separately positioned on each air intlet 102, and air intlet is communicated with; Evaporation net can be for having certain thickness, and for example 100 millimeters, common evaporation net or organic filler evaporation net or organic filler honeycomb fashion evaporation net or inorganic filler evaporation net or inorganic filler honeycomb fashion evaporation net.
High-temperature water water entering section 3 is used for providing high-temperature water so that evaporation net 2 is drenched by high-temperature water from cooling device outside access high-temperature water and to evaporation net 2; In one embodiment, shown in Fig. 6 a, high-temperature water water entering section 3 comprises water inlet 301, and the pipeline 302 that links to each other with water inlet and be arranged on water pump 303 on the pipeline 302 wherein, has a plurality of holes 321 on the part of pipeline, and high-temperature water flows out from this hole.
In this kind embodiment, the pipeline portions with hole 321 preferably is arranged on the top of evaporation net, and along the girth setting of evaporation net.The cross section of described evaporation net is " returning " font, the centre is hollow, along the circumferential direction setting, refer to along the zone between " returning " word two " mouth " at this and to arrange, the pipeline shape of its formation also is " mouth " font, and " mouth " word that pipeline forms is between " returning " word two " mouth ".
Like this can be so that high-temperature water directly drops on the evaporation net.In this set, the pipeline portions with hole 321 preferably is arranged on the top of all evapn net.
In another embodiment, shown in Fig. 6 b, this high-temperature water water entering section 3 comprises water inlet 301, the pipeline 302 that links to each other with water inlet, and be arranged on water pump 303 on the pipeline, wherein, have a plurality of holes 321 on the part of pipeline, each hole can connect a spray equipment 322, and water is from this spray equipment ejection.
In this kind set-up mode, the pipeline portions with hole 321 can be arranged on the evaporation net top, so that spray equipment sprays downwards, spray equipment can be shower nozzle.Also the pipeline portions with hole 321 can be arranged on the side of evaporation net, the hole is arranged on the sidewall of pipeline, sprays water to evaporation net from the side.For example, evaporation net is positioned at a side of cooling device inside.
Water at low temperature gathering-device 5 is arranged at the below of evaporation net 2 and collects from the water at low temperature that evaporation net falls for collection.Water at low temperature discharge portion 6 for example is a drainpipe, links to each other with water at low temperature gathering-device 5, is used for water at low temperature is expelled to outside air-conditioning condenser.Also be provided with at least one water pump (view does not provide), be used for the cold water of water at low temperature gathering-device is pressed into water cooling heat exchanger (perhaps water-cooled condenser).
In optional the application, high-temperature water water entering section 3 in the cooling device of the present utility model and water at low temperature discharge portion 6 are connected to water inlet and the delivery port of water cooling heat exchanger, this moment, the water at low temperature gathering-device was as the water source, like this, after becoming water at low temperature, the high-temperature water cooling that delivery port can be sent sends into again water-cooled condenser.
In aforementioned cooling procedure to high-temperature water, owing to part water can be extracted out by axial flow blower with the form of steam, so the water in the water at low temperature gathering-device 5 might reduce gradually.This situation is especially obvious when surrounding air humidity is very low.Be necessary like this water in the water at low temperature gathering-device 5 is replenished, this replenishing can be by arranging a water replanishing device, this water replanishing device comprises a moisturizing upper hose 71, one water at low temperature condensate tank of dehumidifier 72 and the switching device that links with this water at low temperature condensate tank of dehumidifier 72, wherein moisturizing upper hose 71 is communicated to water at low temperature gathering-device 5, and water condensate tank of dehumidifier 72 can be a ball float.
Described condensate tank of dehumidifier 72 and switching device can also be other mechanical devices well known in the prior art, electromechanics, surge, pneumatic means.
As shown in Figure 7, can further improve device of the present utility model, described compressor, water-cooled condenser link to each other by copper pipe, and linking to each other with air conditioning terminal 550 consists of a kind of refrigeration cycle; Perhaps linking to each other with Ice Storage Tank consists of kind of refrigeration cycle, and Ice Storage Tank links to each other with air conditioning terminal 550 again.
In the time of device busy of the present utility model, the high-temperature water water entering section provides the higher water of temperature and drenches on evaporation net, cooling blower sucks the air in the environment from air inlet, pass evaporation net and the water for cooling higher to temperature in passing the process of evaporation net, water after the cooling continues the dirty water at low temperature gathering-device that enters, and the air themperature of the evaporation net of flowing through raises and discharges cooling device by blower fan.
Cooling evaporative cooler of the present utility model can cool off the heat-exchanging water from the energy of the water cooling heat exchanger of plate type heat exchanger or other types, utilizes the high-efficiency evaporating of evaporation net to take away heat.Heat-exchanging water is evenly distributed on honeycomb fashion evaporation net surface, form the moisture film of hundreds of times of areas, cooling blower driving air stream skims over cascade and impels water film evaporation, rapidly condensed water temperature is reduced to environment wet-bulb temperature by about 35 ℃, even lower, for example outdoor dry-bulb temperature is that 35 ℃, ambient humidity are that wet-bulb temperature is 25 ℃ in 50% the situation.
According to the compressor pressure-enthalpy chart, 1 ℃ of the every reduction of condensation temperature, the compressor Energy Efficiency Ratio improves about 2.3%, the condensation temperature of tradition air-conditioning is 54.4 ℃, and has used the air-conditioning products of this cooling device, in the harshest situation, also condensation temperature can be down to 35 ℃, thus, the compressor Energy Efficiency Ratio has improved more than 48%, and systematic energy efficiency ratio has improved more than 35%.
Through test, under the sprinkle density of 2300 Kilograms Per Square Meters hour, when intake velocity is 1.5 meter per second, (environment dry-bulb temperature: 27 ℃ of wet-bulb temperature: 19.5 ℃) under standard condition, heat-exchanging water is flowed through behind the evaporation net of 80cmX60cmX10cm, and temperature can drop in 30 ℃ by 45 ℃.
The utility model is by preferred embodiment having carried out detailed explanation.Yet, by to the studying carefully of preamble, to the variation of each embodiment with to increase also be that one of ordinary skill in the art institute is apparent.The applicant is intended that all these variations and increases the part that has comprised in the scope that drops on the utility model claim of the present utility model.
Similar numbering refers to similar element in the whole text.For the purpose of clear, the situation that some line, layer, element, parts or feature are amplified may be arranged in the accompanying drawings.
Term used herein is only for to be illustrated specific embodiment, and it is not to be intended to the utility model is limited.Unless otherwise defined, all terms used herein (comprising technical term and scientific terminology) are all identical with the utility model one of ordinary skill in the art's understanding.
Claims (10)
1. a novel air-conditioner outdoor unit is characterized in that: comprise
The air-conditioner outdoor unit shell comprises a water evaporative condenser chamber, and this water evaporative condenser chamber has at least one air intlet and at least one air outlet slit; Have at least one and advance refrigerant pipe and at least one and go out refrigerant pipe, and and at least one compressor, the water-cooled condenser of its connection, described compressor, water-cooled condenser are arranged at off-premises station bottom and continuous with copper pipe;
At least one evaporation net is arranged on this at least one air intlet;
At least one water pump is used for the cold water of water at low temperature gathering-device is pressed into water-cooled condenser;
At least one high-temperature water water entering section, described high-temperature water water entering section closes on evaporation net top;
At least one cooling blower is arranged on this at least one air outlet slit, is used for air is sucked from air intlet, through evaporation net, is discharged by air outlet slit;
At least one water at low temperature gathering-device, described water at low temperature gathering-device is positioned at the below of evaporation net.
2. air-conditioner outdoor unit according to claim 1, it is characterized in that: the quantity of described air intlet is 1,2 or 4.
3. air-conditioner outdoor unit according to claim 1, it is characterized in that: described high-temperature water water entering section comprises water inlet, that link to each other with water inlet and be positioned at the pipeline of evaporation net top and be arranged on water pump on the pipeline, wherein, described pipeline is provided with a plurality of holes for water spray.
4. air-conditioner outdoor unit according to claim 1, it is characterized in that: described high-temperature water water entering section comprises water inlet, the pipeline that links to each other with water inlet and be positioned at evaporation net top and be arranged on water pump on the pipeline, wherein, described pipeline is provided with a plurality of holes, and each hole connects a spray equipment.
5. according to claim 3 or 4 described air-conditioner outdoor units, it is characterized in that: described pipeline is positioned at the top of evaporation net, and along the girth setting of evaporation net, described hole is positioned at the lower wall of pipeline.
6. according to claim 3 or 4 described air-conditioner outdoor units, it is characterized in that: described pipeline is arranged on the side, top of evaporation net, and along the girth setting of evaporation net, described hole is positioned at the sidewall of pipeline.
7. air-conditioner outdoor unit according to claim 1, it is characterized in that: described evaporation net is common evaporation net or organic filler evaporation net or organic filler honeycomb fashion evaporation net or inorganic filler evaporation net or inorganic filler honeycomb fashion evaporation net.
8. air-conditioner outdoor unit according to claim 1, it is characterized in that: also comprise at least one water replanishing device, described water replanishing device links to each other with the water at low temperature gathering-device, and it comprises at least one moisturizing upper hose, and at least one water at low temperature condensate tank of dehumidifier.
9. air-conditioner outdoor unit according to claim 1, it is characterized in that: described water at low temperature gathering-device also comprises at least one discharge outlet.
10. air-conditioner outdoor unit according to claim 1 is characterized in that: described compressor, water-cooled condenser link to each other by copper pipe, the formation that links to each other with air conditioning terminal kind of refrigeration cycle; Perhaps linking to each other with Ice Storage Tank consists of kind of refrigeration cycle, and Ice Storage Tank links to each other with air conditioning terminal again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220152901 CN202734085U (en) | 2012-04-12 | 2012-04-12 | Novel air condition outdoor unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220152901 CN202734085U (en) | 2012-04-12 | 2012-04-12 | Novel air condition outdoor unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202734085U true CN202734085U (en) | 2013-02-13 |
Family
ID=47659780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220152901 Expired - Fee Related CN202734085U (en) | 2012-04-12 | 2012-04-12 | Novel air condition outdoor unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202734085U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103267323A (en) * | 2013-04-27 | 2013-08-28 | 林智勇 | Water curtain filtering window device for filtering particle matter (PM) 2.5 by using air energy |
| CN104566709A (en) * | 2014-08-01 | 2015-04-29 | 浠水酷泞科技有限公司 | Household air conditioning method and device of water cooling refrigerating working medium |
| CN107270568A (en) * | 2016-03-31 | 2017-10-20 | 株式会社成智Tech | The one-piece type refrigeration system in cooling tower top |
-
2012
- 2012-04-12 CN CN 201220152901 patent/CN202734085U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103267323A (en) * | 2013-04-27 | 2013-08-28 | 林智勇 | Water curtain filtering window device for filtering particle matter (PM) 2.5 by using air energy |
| CN103267323B (en) * | 2013-04-27 | 2015-12-09 | 宁波澳克莱空气能科技有限公司 | Air energy PM2.5 cascade filtering window device |
| CN104566709A (en) * | 2014-08-01 | 2015-04-29 | 浠水酷泞科技有限公司 | Household air conditioning method and device of water cooling refrigerating working medium |
| CN107270568A (en) * | 2016-03-31 | 2017-10-20 | 株式会社成智Tech | The one-piece type refrigeration system in cooling tower top |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202648027U (en) | Novel high energy-efficient ice storage air conditioner | |
| CN101975421A (en) | Heat pump-driven membrane-type liquid dehumidification and energy storage device | |
| CN105485800A (en) | Natural cooling-mechanical refrigerating integrated air conditioner system for data center | |
| CN201748559U (en) | Total-heat recovery type fresh air dehumidifier unit | |
| CN202149545U (en) | Fresh air fan set with heat recovery and humidification functions | |
| CN202648008U (en) | Novel high energy-efficient central air-conditioning water chiller unit | |
| CN102338428A (en) | Total-heat-recovery-type fresh air dehumidifier unit | |
| CN105135739A (en) | Multifunctional heat pump type evaporative condensing air-conditioning unit | |
| CN202254205U (en) | Direct expansion type air conditioning unit adopting tubular indirect evaporative cooling air side economizer | |
| CN202734085U (en) | Novel air condition outdoor unit | |
| CN206320872U (en) | Air treatment system | |
| CN202648261U (en) | Novel air conditioner condensing system | |
| CN205119549U (en) | Multi -functional heat pump type evaporation formula condensation air conditioning unit | |
| CN202648462U (en) | Novel evaporation type cooling device | |
| CN201811367U (en) | Heat pump-driven membrane-type liquid dehumidification and energy storage device | |
| CN202598691U (en) | Novel efficient household air conditioner | |
| CN202630246U (en) | Novel precision air conditioner for machine room | |
| CN2909073Y (en) | Air-conditioning system of raising refrigeration efficiency | |
| CN202835916U (en) | Evaporative heat pump dehumidifying temperature-regulating unit | |
| CN104482687A (en) | Special air conditioning system of gravity type heat pipe compound evaporative condenser for data center | |
| CN101592385A (en) | Pure reverse flow plate-fin dew point indirect evaporation cooling and direct evaporative cooling combined air conditioner | |
| CN102997346A (en) | Novel energy-efficient cooling dehumidifier | |
| CN102563983B (en) | Air-conditioner evaporating type condensing system and method | |
| CN104006470A (en) | Evaporative cooling-direct expansion combined air-conditioner for data center | |
| CN202792299U (en) | Built-in type double-cold-source fresh air handling unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 518000 Shenzhen, Guangming New District, Gongming street, Tong Tong Community Reservoir Road, No. 8 Patentee after: SHENZHEN LIBING ENERGY SAVING TECHNOLOGY CO., LTD. Address before: 517400, Shenzhen, Guangdong province Xixiang Street linen community, World Summit science and Technology Park A building Patentee before: Shenzhen Libing Air Conditioner Co., Ltd. |
|
| 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: 20130213 Termination date: 20200412 |