CN203704192U - Air conditioning water system of hospital building - Google Patents
Air conditioning water system of hospital building Download PDFInfo
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- CN203704192U CN203704192U CN201420052303.3U CN201420052303U CN203704192U CN 203704192 U CN203704192 U CN 203704192U CN 201420052303 U CN201420052303 U CN 201420052303U CN 203704192 U CN203704192 U CN 203704192U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 222
- 238000004378 air conditioning Methods 0.000 title claims abstract description 21
- 238000011084 recovery Methods 0.000 claims abstract description 78
- 238000009833 condensation Methods 0.000 claims abstract description 49
- 230000005494 condensation Effects 0.000 claims abstract description 49
- 230000007704 transition Effects 0.000 claims abstract description 9
- 230000017525 heat dissipation Effects 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 5
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 238000007791 dehumidification Methods 0.000 abstract description 7
- 238000004134 energy conservation Methods 0.000 abstract description 3
- 238000005265 energy consumption Methods 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 5
- 238000005057 refrigeration Methods 0.000 description 5
- 238000001035 drying Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Air Conditioning Control Device (AREA)
Abstract
An air conditioning water system of a hospital building comprises multiple fresh air cabinets in parallel connection, a fan coil, a combination air conditioning unit, at least one cold water unit and a heat recovery cold water unit, wherein the fresh air cabinets, the fan coil and the combination air conditioning unit are in parallel connection, and the at least one cold water unit and the heat recovery cold water unit are in parallel connection. A condensation heat recovery device of the heat recovery cold water unit is connected with a first hot water pipeline, a hot water branch pipe of the combination air conditioning unit is connected with the condensation heat recovery device through a second hot water pipeline to constitute a circulating hoop, a cold water branch pipe of the combination air conditioning unit is connected with a header pipe to constitute a circulating loop, cold water branch pipes of the fresh air cabinets are connected with the header pipe to constitute a circulating loop, a cold water branch pipe and a hot water branch pipe of the fan coil are connected with the first hot water pipeline in transition seasons and are connected with the header pipe in the air conditioning season to constitute circulating loops respectively, and the first hot water pipeline and / or the second hot water pipeline are / is connected with a life hot water pipeline. Energy conservation and dehumidification can be achieved, an air conditioner can be controlled to supply air in a constant-temperature and constant-humidity mode, meanwhile, life hot water is supplied, and the air conditioning water system is suitable for buildings in humid areas with requirements for indoor temperature and humidity, and especially suitable for the hospital building in the area where the weather is hot in summer and warm in winter.
Description
Technical field
The utility model relates to air conditioner refrigerating heating technology field, particularly a kind of hospital architecture air-conditioner water system.
Background technology
Patient is the main user of hospital architecture, and its physique is poor, has a low resistance in ordinary person, higher to the requirement of ward environment and air quality, and most functions need the air conditioner surroundings of constant temperature and humidity with room.But in hot summer and warm winter region at the end of spring and the beginning of summer, owing to returning the impact of Nan Tian, outdoor air is moister, cause in ward conventionally moistlyer, easily breed bacteria, causes more severe indoor environment, be unfavorable for that patient recovers, even can increase the weight of the state of an illness, can not be ignored.
At present, in order to solve hospital architecture in the higher problem of moist transition season indoor humidity, the normal dehumidification mode adopting is air conditioner dehumidification and dehumidifier dehumidifying, while adopting air conditioner dehumidification, can make indoor air temperature decline, be not suitable for and only needing use the season that dehumidifying need not be lowered the temperature, as " going back to Nan Tian " season of the southeastern coastal areas, can not effectively solve the mouldy problem of moisture regain, if set up electric heating equipment in air-conditioning, although can effectively solve the problem of the rear air low temperature of dehumidifying, increase initial cost and operation energy consumption and expense, be contrary to energy-conservation requirement; While adopting dehumidifier dehumidifying, do not lower the temperature, but new wind cannot be provided, therefore can not solve indoor pollution problem.In addition, in order to meet the air conditioner surroundings requirement of hospital architecture function room constant temperature and humidity, often adopt conventional assembled air-conditioner unit (auxiliary electrical heater), can cause cold-hot counteraction, the phenomenon of cold waste, has increased initial cost and operation energy consumption and expense.
Utility model content
The purpose of this utility model is to provide a kind of hospital architecture air-conditioner water system that forms utilization rate simple in structure, easy to operate, can to improve equipment, energy-conservation dehumidifying, constant temperature and humidity, can solve back the indoor moisture issues that Nan Tian's gravity-flow ventilation causes, also can provide essential domestic hot-water to hospital architecture simultaneously.
The purpose of this utility model realizes by following technical measures: a kind of hospital architecture air-conditioner water system, it is characterized in that: comprise that many by the new wind cabinet of arm parallel connection, fan coil and assembled air-conditioner unit, and at least one the handpiece Water Chilling Units and the recovery cold water heat unit that are in parallel, described assembled air-conditioner unit adopts four control, described new wind cabinet and fan coil adopt two control, described recovery cold water heat unit is connected with condensation heat recovery device, the hot water entrance of described condensation heat recovery device is connected with the first hot water line, the hot water entrance of described assembled air-conditioner unit is connected with the hot water entrance of described condensation heat recovery device by the second hot water line respectively, form a closed circuit, the cold water of described assembled air-conditioner unit is imported and exported and is connected with house steward respectively, form a closed circuit, the cold water of described new wind cabinet is imported and exported and is connected with house steward respectively, form a closed circuit, the cold/hot water of described fan coil is imported and exported transition season and is connected with the first hot water line respectively, form a closed circuit, the cold/hot water of described fan coil is imported and exported air-conditioning and is connected with house steward respectively season, form a closed circuit, the described first and/or second hot water line is also connected with domestic hot-water's pipeline.
The utility model can be by adding valve on closed circuit, not only can realize indoor comfortable thermal environment by new wind cabinet low temperature dehumidification and fan coil heating cold air, and can be by provide cold water and hot water to realize constant temperature and humidity control air-conditioning to assembled air-conditioner unit simultaneously, solve back the indoor moisture issues that Nan Tian's gravity-flow ventilation causes, greatly improve ward environment and air quality, also can provide necessary domestic hot-water to hospital architecture simultaneously.
New wind cabinet described in the utility model, fan coil, assembled air-conditioner unit, handpiece Water Chilling Units and recovery cold water heat unit are all existing equipments.
Condensation heat recovery device described in the utility model and described recovery cold water heat unit are assembled into one, described condensation heat recovery device is also connected with condenser, described condensation heat recovery device is positioned in the upstream of described condenser, the external auxiliary heat dissipation equipment of described condenser, the condensation heat that described recovery cold water heat unit produces is discharged jointly by condensation heat recovery device and condenser.Condensation heat recovery device provides hot water and the required hot water of life to assembled air-conditioner unit, if now can not meet recovery cold water heat unit condensation hot type falls apart while requirement, pass through condenser auxiliary heat dissipation, or dispel the heat by auxiliary equipment, thereby meet the loose requirement of recovery cold water heat unit condensation hot type.
The utility model is respectively equipped with valve on described house steward, the first hot water line and the second hot water line, valve on described house steward is 4, wherein two valves divide and are located between new wind cabinet series pipe, handpiece Water Chilling Units and recovery cold water heat units connected in series pipeline, another two valves divide and are located between the first hot water line, handpiece Water Chilling Units and recovery cold water heat units connected in series pipeline, make described the first hot water line disconnect and being communicated with house steward's (being cold water pipeline) by closing these two valves; Described the second hot water line is connected on the first hot water line's pipeline section and communicates with the hot water entrance of described condensation heat recovery device, and the valve on described the first hot water line is between described first, second hot water line's connecting portion and house steward.
As a kind of embodiment of the present utility model, on the parallel pipeline of described handpiece Water Chilling Units and recovery cold water heat unit, be respectively equipped with valve and water pump, valve on described handpiece Water Chilling Units parallel pipeline and water pump divide on two lateral lines that are located at handpiece Water Chilling Units, and the valve of described recovery cold water heat unit parallel pipeline and water pump divide on two lateral lines that are located at recovery cold water heat unit; On the first hot water line of hot water inlet who connects condensation heat recovery device, be provided with water pump, described water pump is between first, second hot water line's connecting portion and the hot water inlet of condensation heat recovery device.
As a kind of improvement of the present utility model, it is upper that described assembled air-conditioner unit is connected to the second hot water line by hot-water branch, on described hot-water branch, valve is installed.The utility model can have following embodiment: between described condenser and described auxiliary heat dissipation equipment, be provided with valve; The condenser of described recovery cold water heat unit is air-cooled condenser or is connected with cooling tower and carries out condensation; Described valve adopts electric control valve or manual modulation valve.
Compared with prior art, the utlity model has following significant effect:
(1) the water lines of the utility model air conditioner fresh air cabinet, fan coil, assembled air-conditioner unit is connected in parallel and is separate, switching and the adjusting of hot and cold water pipeline while being conducive to the system that realizes for cold-peace heat supply.
(2) the utility model adopts recovery cold water heat unit, and air-conditioning can provide domestic hot-water season simultaneously, realizes condensation heat and reclaims, and saves or reduced the scale of boiler and boiler room, greatly improves the utilization rate of equipment, reduces system energy consumption and expense.
(3) the utility model adopts recovery cold water heat unit, at moist transition season, reclaim to fan coil supplying hot water by condensation heat, for the Cryogenic air in heating (causing because the new wind of low temperature drying and room air mix) room, guarantee thermal comfort for room requirement; Air-conditioning provides hot water to assembled air-conditioner unit season, realizes the requirement of air-conditioning constant temperature and humidity control, has all saved conventional electrical heating, has reduced system energy consumption.
(4) the utility model is not increasing on the basis of extra energy consumption, has realized the air conditioning mode such as fresh air dehumidification and indoor low temperature air heat, efficiently solves the mouldy problem of the indoor moisture regain of moist transition season, has guaranteed indoor comfortable thermal environment; Realize the cooling and air conditioning mode of heat again of assembled air-conditioner unit simultaneously, reached the object of constant temperature and humidity control.
(5) the utility model composition is simple in structure, easy to operate, takes full advantage of air conditioner condensation heat, can economize on resources, and at utmost realizes the target of energy-saving and emission-reduction.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is composition structural representation of the present utility model.
The specific embodiment
As shown in Figure 1, it is a kind of hospital architecture air-conditioner water system of the utility model, comprise that two by the new wind cabinet 10 of arm parallel connection, fan coil 9 and assembled air-conditioner unit 13, and the handpiece Water Chilling Units 1 being in parallel and recovery cold water heat unit 2, assembled air-conditioner unit 13 adopts four control, new wind cabinet 10 and fan coil 9 all adopt two control, recovery cold water heat unit 2 is connected with condensation heat recovery device 3a, the hot water entrance of condensation heat recovery device 3a is connected with the first hot water line 17 respectively, the hot water entrance of assembled air-conditioner unit 13 is connected with the hot water entrance of condensation heat recovery device 3a by the second hot water line 18 respectively, form a closed circuit, the cold water of assembled air-conditioner unit 13 is imported and exported and is connected with house steward 15 respectively, form a closed circuit, the cold water of new wind cabinet 10 is imported and exported and is connected with house steward 15 respectively, form a closed circuit, the cold/hot water of fan coil 9 is imported and exported transition season and is connected with the first hot water line 17 respectively, form a closed circuit, the cold/hot water of fan coil 9 is imported and exported air-conditioning and is connected with house steward 15 respectively season, form a closed circuit, the first and/or second hot water line is also connected with domestic hot-water's pipeline.
Condensation heat recovery device 3a and recovery cold water heat unit 2 are assembled into one, condensation heat recovery device 3a is also connected with condenser 3b, condenser 3b is air-cooled condensing unit or is connected with cooling tower and carries out condensation, condensation heat recovery device 3a is positioned in the upstream of condenser 3b, the external auxiliary heat dissipation equipment of condenser 3b, between condenser and auxiliary heat dissipation equipment, be provided with valve 12a, 12b, the condensation heat that recovery cold water heat unit 2 produces is discharged jointly by condensation heat recovery device 3a and condenser 3b.
Be respectively equipped with valve house steward 15 and the first hot water line 17, valve on house steward 15 is 4, wherein two valve 5a, 5b divide and are located between new wind cabinet series pipe, handpiece Water Chilling Units and recovery cold water heat units connected in series pipeline, another two valve 6a, 6b divide and are located between the first hot water line, handpiece Water Chilling Units and recovery cold water heat units connected in series pipeline, and the first hot water line 17 can be cold water pipeline with house steward 15(by the valve 6a, the 6b that close on house steward) disconnect and being communicated with; The second hot water line 18 is connected on the first hot water line's 17 pipeline section and communicates with the hot water entrance of condensation heat recovery device 3a, and valve 7a, the 7b on the first hot water line 17 is between first, second hot water line's connecting portion and house steward 15; On the second hot water line 18, be provided with valve 11a, 11b, assembled air-conditioner unit is connected on the second hot water line 18 by hot-water branch, and valve 14a, 14b are installed on hot-water branch.Each valve adopts electric control valve or manual modulation valve.
On the parallel pipeline of handpiece Water Chilling Units 1 and recovery cold water heat unit 2, be respectively equipped with valve and water pump, 4 points, valve 1a on handpiece Water Chilling Units parallel pipeline and water pump are located on two lateral lines of handpiece Water Chilling Units 1, and 5 points, the valve 2a of recovery cold water heat unit parallel pipeline and water pump are located on two lateral lines of recovery cold water heat unit 2; On the first hot water line of hot water inlet who connects condensation heat recovery device 3a, be provided with water pump 8, water pump 8 is between first, second hot water line's connecting portion and the hot water inlet of condensation heat recovery device 3a.
Can pass through the hot water flow in valve 7a, 7b, 11a, 11b, 14a, 14b adjusting fan coil 9, assembled air-conditioner unit 13 and domestic hot-water's pipeline, at moist transition season, hot water amount preferentially meets the hot water demand of fan coil 9 and assembled air-conditioner unit 13, during summer air-conditioning refrigeration, hot water amount preferentially meets the hot water demand of assembled air-conditioner unit 13, then meet domestic hot-water, thereby can save auxiliary electrical heater, save or reduce the scale of domestic hot water boiler and boiler room, reduce system energy consumption and expense.
When the condensation heat of recovery cold water heat unit 2 can be freezed by valve 7a, 7b(summer, close), 11a, 11b(open while refrigeration summer), a certain aperture of 12a, 12b() regulate and meet heat radiation requirement.
The course of work of the present utility model is as follows:
When summer air-conditioning refrigeration, by opening valve 5a, 5b, 6a, 6b, valve-off 7a, 7b, handpiece Water Chilling Units 1 and recovery cold water heat unit 2(are according to actual refrigeration duty, determine the number of units of opening handpiece Water Chilling Units) provide required cold water to new wind cabinet 10, fan coil 9 and assembled air-conditioner unit 13 simultaneously, meet summer air-conditioning refrigeration demand; Simultaneously, by opening valve 11a, 11b, 14a, 14b, provide hot water by condensation heat recovery device 3a to assembled air-conditioner unit 13, meet the requirement of assembled air-conditioner unit 13 constant temperature and humidity controls, provide in addition life required hot water, if now can not meet recovery cold water heat unit 2 condensation hot types falls apart while requirement, by condenser 3b auxiliary heat dissipation, or open valve 12a, 12b, and suitably regulate its aperture, dispel the heat by auxiliary equipment, thereby meet the loose requirement of recovery cold water heat unit 2 condensation hot types.
In the time of moist transition season fresh air dehumidification, by opening valve 5a, 5b, valve-off 6a, 6b, handpiece Water Chilling Units 1 or recovery cold water heat unit 2 provide low-temperature cold water to new wind cabinet 10 and assembled air-conditioner unit 13, the new wind of outdoor humidity obtains the new wind of low temperature drying after new wind cabinet 10 is processed, after sending into room, mix with room air, indoor air temperature is declined, process and obtain low temperature drying mixing air through assembled air-conditioner unit 13 with the mixing air of stylish wind and return air; By valve-off 6a, 6b, open valve 7a, 7b, 11a, 11b, and 14a, 14b open certain aperture, condensation heat recovery device 3a provides hot water to fan coil 9 and assembled air-conditioner unit 13, meet in fan coil 9 heating clambers Cryogenic air and assembled air-conditioner unit 13 cooling after the demand of the constant temperature and humidity control of heat again, thereby guarantee temperature, the humidity requirement of air in room, not only can save conventional auxiliary electrical heater, reduce system energy consumption, and guaranteed indoor thermal comfort.
In other embodiments, handpiece Water Chilling Units or recovery cold water heat unit are when more than two, and the flow process of many handpiece Water Chilling Units and Duo Tai recovery cold water heat unit is all connected in parallel.
Embodiment of the present utility model is not limited to this; according to foregoing of the present utility model; according to ordinary skill knowledge and the customary means of this area; do not departing under the above-mentioned basic fundamental thought of the utility model prerequisite; the utility model can also be made modification, replacement or the change of other various ways, within all dropping on the utility model rights protection scope.
Claims (8)
1. a hospital architecture air-conditioner water system, it is characterized in that: comprise that many by the new wind cabinet of arm parallel connection, fan coil and assembled air-conditioner unit, and at least one the handpiece Water Chilling Units and the recovery cold water heat unit that are in parallel, described assembled air-conditioner unit adopts four control, described new wind cabinet and fan coil all adopt two control, described recovery cold water heat unit is connected with condensation heat recovery device, the hot water entrance of described condensation heat recovery device is connected with the first hot water line, the hot water entrance of described assembled air-conditioner unit is connected with the hot water entrance of described condensation heat recovery device by the second hot water line respectively, form a closed circuit, the cold water of described assembled air-conditioner unit is imported and exported and is connected with house steward respectively, form a closed circuit, the cold water of described new wind cabinet is imported and exported and is connected with house steward respectively, form a closed circuit, the cold/hot water of described fan coil is imported and exported transition season and is connected with the first hot water line respectively, form a closed circuit, the cold/hot water of described fan coil is imported and exported air-conditioning and is connected with house steward respectively season, form a closed circuit, the described first and/or second hot water line is also connected with domestic hot-water's pipeline.
2. hospital architecture air-conditioner water system according to claim 1, it is characterized in that: described condensation heat recovery device and described recovery cold water heat unit are assembled into one, described condensation heat recovery device is also connected with condenser, described condensation heat recovery device is positioned in the upstream of described condenser, the external auxiliary heat dissipation equipment of described condenser, the condensation heat that described recovery cold water heat unit produces is discharged jointly by condensation heat recovery device and condenser.
3. hospital architecture air-conditioner water system according to claim 2, it is characterized in that: on described house steward, the first hot water line and the second hot water line, be respectively equipped with valve, valve on described house steward is 4, wherein two valves divide and are located between new wind cabinet series pipe, handpiece Water Chilling Units and recovery cold water heat units connected in series pipeline, another two valves divide and are located between the first hot water line, handpiece Water Chilling Units and recovery cold water heat units connected in series pipeline, make described the first hot water line disconnect and being communicated with house steward by closing these two valves; Described the second hot water line is connected on the first hot water line's pipeline section and communicates with the hot water entrance of described condensation heat recovery device, and the valve on described the first hot water line is between described first, second hot water line's connecting portion and house steward.
4. hospital architecture air-conditioner water system according to claim 3, it is characterized in that: on the parallel pipeline of described handpiece Water Chilling Units and recovery cold water heat unit, be respectively equipped with valve and water pump, valve on described handpiece Water Chilling Units parallel pipeline and water pump divide on two lateral lines that are located at handpiece Water Chilling Units, and the valve of described recovery cold water heat unit parallel pipeline and water pump divide on two lateral lines that are located at recovery cold water heat unit; On the first hot water line of hot water inlet who connects condensation heat recovery device, be provided with water pump, described water pump is between first, second hot water line's connecting portion and the hot water inlet of condensation heat recovery device.
5. hospital architecture air-conditioner water system according to claim 4, is characterized in that: it is upper that described assembled air-conditioner unit is connected to the second hot water line by hot-water branch, on described hot-water branch, valve is installed.
6. hospital architecture air-conditioner water system according to claim 5, is characterized in that: between described condenser and described auxiliary heat dissipation equipment, be provided with valve.
7. hospital architecture air-conditioner water system according to claim 6, is characterized in that: described condenser is air-cooled condenser or is connected with cooling tower and carries out condensation.
8. hospital architecture air-conditioner water system according to claim 7, is characterized in that: described valve adopts electric control valve or manual modulation valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420052303.3U CN203704192U (en) | 2014-01-26 | 2014-01-26 | Air conditioning water system of hospital building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420052303.3U CN203704192U (en) | 2014-01-26 | 2014-01-26 | Air conditioning water system of hospital building |
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| Publication Number | Publication Date |
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| CN203704192U true CN203704192U (en) | 2014-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420052303.3U Expired - Lifetime CN203704192U (en) | 2014-01-26 | 2014-01-26 | Air conditioning water system of hospital building |
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| Country | Link |
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| CN (1) | CN203704192U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104534613A (en) * | 2014-11-19 | 2015-04-22 | 浙江华健医用工程有限公司 | A controlling system and a controlling method of a two-pipe air conditioner specially used for a clean operation room |
| CN104596046A (en) * | 2014-12-15 | 2015-05-06 | 福建求实智能股份有限公司 | Winter system-summer system switching method for two-pipe air conditioner |
| CN105091438A (en) * | 2015-09-24 | 2015-11-25 | 宝莲华新能源技术（上海）有限公司 | Constant-temperature control system for domestic hot water of total-heat recovery ground source heat pump air conditioner |
| CN106765581A (en) * | 2017-01-10 | 2017-05-31 | 张树信 | A kind of tandem VMC between classroom |
-
2014
- 2014-01-26 CN CN201420052303.3U patent/CN203704192U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104534613A (en) * | 2014-11-19 | 2015-04-22 | 浙江华健医用工程有限公司 | A controlling system and a controlling method of a two-pipe air conditioner specially used for a clean operation room |
| CN104596046A (en) * | 2014-12-15 | 2015-05-06 | 福建求实智能股份有限公司 | Winter system-summer system switching method for two-pipe air conditioner |
| CN104596046B (en) * | 2014-12-15 | 2017-09-12 | 福建求实智能股份有限公司 | Summer in the winter switching method of two pipes system air-conditioning |
| CN105091438A (en) * | 2015-09-24 | 2015-11-25 | 宝莲华新能源技术（上海）有限公司 | Constant-temperature control system for domestic hot water of total-heat recovery ground source heat pump air conditioner |
| CN106765581A (en) * | 2017-01-10 | 2017-05-31 | 张树信 | A kind of tandem VMC between classroom |
| CN106765581B (en) * | 2017-01-10 | 2023-11-03 | 江苏中装建设有限公司 | A serial-type new trend system for between classroom |
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Legal Events
| Date | Code | Title | Description |
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| 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: 510500 No. 121 martyrs East Road, Guangzhou, Guangdong, Tianhe District Patentee after: GUANGDONG PROVINCIAL ACADEMY OF BUILDING RESEARCH GROUP Co.,Ltd. Address before: 510500 Building 1, No. 121, martyrs East Road, Guangzhou, Guangdong 106 Patentee before: GUANGDONG PROVINCIAL ACADEMY OF BUILDING RESEARCH |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140709 |