CN203010803U - Environment-friendly water exchange fresh air system with constant temperature and constant humidity - Google Patents
Environment-friendly water exchange fresh air system with constant temperature and constant humidity Download PDFInfo
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- CN203010803U CN203010803U CN2012205756740U CN201220575674U CN203010803U CN 203010803 U CN203010803 U CN 203010803U CN 2012205756740 U CN2012205756740 U CN 2012205756740U CN 201220575674 U CN201220575674 U CN 201220575674U CN 203010803 U CN203010803 U CN 203010803U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/56—Heat recovery units
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model relates to an environment-friendly water exchange fresh air system with constant temperature and constant humidity. An air inlet is arranged in a water-air mixed area. A filter screen and an air-water mixing device are arranged behind the air inlet in sequence. A water inlet pipe is connected with the air-water mixing device. A fresh water control valve and a circulation water valve are arranged on the water inlet pipe. An oxygenator is arranged in the water-air mixed area. A spraying device and a chlorine molecule absorbent are arranged in a water tank. The spraying device is connected with the air-water mixing device. A water discharge valve and a backflow pipe are arranged on the outer wall of the water tank, wherein the backflow pipe and the water inlet pipe are connected on the portion between the fresh water control valve and the circulation water valve. A sterilization device is installed in a sterilization area. A hot recovery factor is installed in an air outlet return area. The oxygenator is connected with an air outlet area through an oxygen way. Carbon dioxide absorbent and a pinwheel which is located at an outlet of the oxygen way are arranged in the air outlet area. According to the environment-friendly water exchange fresh air system with the constant temperature and the constant humidity, water serves as a medium to carry out heat exchange with air, dust, harmful chlorine and carbon dioxide molecules in the air are removed, and enriched oxygen which is beneficial for health is additionally supplied.
Description
Technical field:
The utility model patent relates to a kind of air exchange system, be particularly related to and a kind ofly take water and carry out heat exchange as medium and air, remove dust in air, harmful chlorine and carbon dioxide molecule simultaneously and the environment-friendly type constant temperature and humidity water exchange VMC of the oxygen rich gas useful to health additionally is provided.
Background technology:
Existing VMC generally adopts heat exchanger to carry out the heat exchange between air and air, and such heat exchanger effectiveness is low, weak effect.Because it is very large that specific heat of water holds, people have found out again take the scheme that water carries out heat exchange as medium and air, and air is blown out bubble and directly contacted with water, and heat exchanger effectiveness is higher.
But in actual the use, the bubble that air forms in water is very large, water can only contact bubble surface, after the bubble leaving water breaks, air in bubble still carries a large amount of dusts, generally contains the chlorine molecule in water simultaneously, and the volatilization of chlorine molecule enters in air, still contain a large amount of dusts, chlorine molecule in air so after treatment, because environmental pollution produces too much carbon dioxide and bacterium, for people's health, adverse effect is arranged.
The utility model content:
The purpose of the utility model patent is to provide a kind of take water and carries out heat exchange as medium and air, removes dust in air, harmful chlorine and carbon dioxide molecule simultaneously and the environment-friendly type constant temperature and humidity water exchange VMC of the oxygen rich gas useful to health additionally is provided.
To achieve these goals, the utility model proposes following technical scheme realizes:
Environment-friendly type constant temperature and humidity water exchange VMC, be comprised of gas-vapor mix district, water tank, sterilizing area, air-out return air district, aqueous vapor division board, felt filter screen; It is characterized in that: described gas-vapor mix is provided with air inlet in district, the air inlet rear is provided with filter screen, gas and water mixer successively, water inlet pipe is connected with gas and water mixer, and water inlet pipe is provided with fresh water control valve, circulating-water valve, and oxygenerator is arranged in the gas-vapor mix district; Be provided with injection apparatus, the agent of chlorine molecule absorption in water tank, injection apparatus is connected with gas and water mixer, and tank outer wall is provided with draining valve, return duct, and wherein return duct is connected with the position of water inlet pipe between fresh water control valve, circulating-water valve; Be provided with the aqueous vapor division board between water tank and sterilizing area, sterilizing unit is installed in sterilizing area, the felt filter screen is installed between sterilizing area and air-out return air district; The recuperation of heat factor is installed in air-out return air district, the recuperation of heat factor is divided into wind outlet area and return air district two parts by air-out return air interval, oxygenerator is connected with wind outlet area by the oxygen road, be provided with carbon-dioxide absorbent in wind outlet area, be positioned at the windmill that the oxygen road exports, windmill the place ahead is provided with air channel, and the air channel end arranges indoor air outlet, and the return air district is provided with return air inlet being positioned at an indoor side, be provided with exhaust outlet being positioned at an outdoor side, described return air inlet reclaims air grid near return air district one end, being provided with energy.
Be provided with heater, cooling tube row in described water tank.
Further, indoor air outlet is equipped with sterilization filtering screen.
Described sterilizing unit is ultraviolet lamp.
Environment-friendly type constant temperature and humidity water is handed over the inletting fresh air control system, by controller, power unit, sensor and control circuit thereof, executive component and the electric circuit constitute thereof; It is characterized in that: controller is comprised of single-chip microcomputer, button and guidance panel, and wherein single-chip microcomputer is provided with M1-M7 port, T1-T5 port, and button and guidance panel are connected with single-chip microcomputer;
Sensor and control circuit thereof are by indoor temperature transmitter, the indoor temperature transmitter circuit, duct temperature sensor, the duct temperature sensor circuit, the return air inlet temperature sensor, the return air inlet temperature sensor circuit, water-level gauge, water level gauge circuit forms, indoor temperature transmitter is arranged on indoor, indoor temperature transmitter is connected with single-chip microcomputer T5 port by the indoor temperature transmitter circuit, duct temperature sensor is arranged on air channel, duct temperature sensor is connected with single-chip microcomputer T4 port by the duct temperature sensor circuit, the return air inlet temperature sensor is arranged on return air inlet, the return air inlet temperature sensor is connected with single-chip microcomputer T2 port by the return air inlet temperature sensor circuit, water-level gauge is arranged on water tank one upper lateral part, water-level gauge is connected with the single-chip microcomputer t1 port by water level gauge circuit,
Executive component and circuit thereof are by the FAI Fresh Air Intake motor, energy reclaims the air grid motor, FAI Fresh Air Intake motor action circuit, energy reclaims air grid motor action circuit, draining valve, the draining valve control circuit, the fresh water control valve, fresh water control valve control circuit, circulating-water valve, the circulating-water valve control circuit, gas and water mixer, the gas and water mixer actuating circuit, windmill, the windmill actuating circuit forms, the FAI Fresh Air Intake motor is arranged on air inlet one side, the FAI Fresh Air Intake motor is connected with single-chip microcomputer M2 port by FAI Fresh Air Intake motor action circuit, energy reclaims the air grid motor and is arranged on energy recovery air grid one side, energy recovery air grid motor reclaims air grid motor action circuit by energy and is connected with single-chip microcomputer M4 port, draining valve is connected with single-chip microcomputer M3 port by the draining valve control circuit, the fresh water control valve is connected with single-chip microcomputer M6 port by fresh water control valve control circuit, circulating-water valve is connected with single-chip microcomputer M7 port by the circulating-water valve control circuit, gas and water mixer is connected with single-chip microcomputer M1 port by the gas and water mixer actuating circuit, windmill is connected with single-chip microcomputer M5 port by the windmill actuating circuit,
Power unit is comprised of microcontroller power supply, gas-vapor mix district power supply, control valve power supply, air-out return air district power supply, microcontroller power supply is connected with controller, gas-vapor mix district power supply is connected with gas and water mixer, FAI Fresh Air Intake motor, cooling tube row, the control valve power supply is connected with fresh water control valve, circulating-water valve, heater, and air-out return air district power supply reclaims the air grid motor with energy, windmill is connected.
Further, the fire prevention sensor is installed on return air inlet, the fire prevention sensor is connected with single-chip microcomputer T3 port by the fire prevention sensor circuit, and the fire prevention sensor is connected with air-out return air district power supply.
The soluble technical problem of the utility model patent is:
(1) adopt gas and water mixer that fresh air is fully mixed and is delivered to injection apparatus with water, injection apparatus can eject continuous thin bubble and enter in water tank, continuous thin bubble is climbed in aqueous medium in the shape of a spiral, and fully contact with the chlorine molecule absorption agent arranged in water tank, the water of take carries out heat exchange as medium and air, because specific heat of water holds larger, improved the efficiency of heat exchange, continuous thin bubble volume is less, the amount of dust that inner air carries also still less, under the tension force effect on bubble surface, inner dust is easy to be attracted to the bubble surface and is cleaned by aqueous medium, and the agent of chlorine molecule absorption can absorb the chlorine molecule in water, reduce the content of chlorine molecule in air, continuous thin bubble spiral makes the time contacted with water increase, make heat exchange, the dust cleaning, it is more abundant that the chlorine molecule absorption is carried out,
(2) sterilizing unit in sterilizing area can send 253.7nm length ultraviolet light, adopts 30000 μ w/cm
2above intensity of illumination is carried out instantaneous sterilization to the air after water tank is processed, and sterilizing rate is higher;
(3) in air-out return air district, the recuperation of heat factor is set, the recuperation of heat factor is divided into wind outlet area and return air district two parts by air-out return air interval, when indoor temperature during lower than outdoor temperature, enter wind outlet area by the outdoor air advanced after processing entered, room air flows into the return air district simultaneously, and due to indoor air temperature, lower than the air after processing, the air after processing is the air in the recuperation of heat factor passes to the return air district by heat, air themperature after processing reduces, and enters indoor; When indoor temperature during higher than outdoor temperature, enter wind outlet area by the outdoor air after treatment entered, room air flows into the return air district simultaneously, due to indoor air temperature higher than the air after processing, air in the return air district is the air after the recuperation of heat factor passes to processing by heat, air themperature after processing raises, and enters indoorly, and the heat recovery efficiency of the recuperation of heat factor can reach 30%-35%.
(4) carbon-dioxide absorbent arranged in wind outlet area can absorb airborne carbon dioxide molecule, oxygenerator in the gas-vapor mix district is delivered to oxygen rich gas in wind outlet area and mixes with fresh air simultaneously, increase the content that airborne oxygen content has reduced carbon dioxide simultaneously, be of value to people's health.
(5) indoor air outlet is equipped with sterilization filtering screen, can again carry out sterilization processing, has guaranteed that people's is healthy and safe;
(6) collect signal by sensor and control circuit thereof, after processing, send to single-chip microcomputer, single-chip microcomputer, according to the signal received, through judgement, sends control command and is moved to executive component and circuit thereof, can realize accurate control in real time, guarantee system stable operation.
The accompanying drawing explanation:
Fig. 1 is the utility model structure chart;
Fig. 2 is the utility model control section theory diagram;
Fig. 3 is the utility model workflow diagram.
The specific embodiment:
As shown in the figure, environment-friendly type constant temperature and humidity water exchange VMC, be comprised of gas-vapor mix district 1, water tank 2, sterilizing area 3, air-out return air district 4, aqueous vapor division board 5, felt filter screen 6; Be provided with air inlet 11 in described gas-vapor mix district 1, air inlet 11 rears are provided with filter screen 12, gas and water mixer 13 successively, water inlet pipe 14 is connected with gas and water mixer 13, and water inlet pipe is provided with fresh water control valve 15, circulating-water valve 16, and oxygenerator 17 is arranged in gas-vapor mix district 1; Be provided with injection apparatus 21, chlorine molecule absorption agent 22 in water tank 2, injection apparatus 21 is connected with gas and water mixer 13, water tank 2 outer walls are provided with draining valve 23, return duct 24, and wherein return duct 24 is connected with the position of water inlet pipe 14 between fresh water control valve 15, circulating-water valve 16; 3 of water tank 2 and sterilizing areas are provided with aqueous vapor division board 5, and sterilizing unit 31 is installed in sterilizing area 3, and felt filter screen 6 is installed between sterilizing area 3 and air-out return air district 4; The interior installation recuperation of heat factor 41 in air-out return air district 4, the recuperation of heat factor 41 is spaced apart wind outlet area 42 and return air district 43 two parts by air-out return air district 4, oxygenerator 17 is connected with wind outlet area 42 by oxygen road 18, be provided with carbon-dioxide absorbent 51 in wind outlet area 42, be positioned at the windmill 44 that oxygen road 18 exports, windmill 44 the place aheads are provided with air channel 45, air channel 45 ends arrange indoor air outlet 46, return air district 43 is provided with return air inlet 47 being positioned at an indoor side, be provided with exhaust outlet 48 being positioned at an outdoor side, described return air inlet reclaims air grid 50 near return air district one end, being provided with energy; Be provided with heater 25, cooling tube row 26 in described water tank 2; Further, indoor air outlet 46 is equipped with sterilization filtering screen 49.
Environment-friendly type constant temperature and humidity water is handed over the inletting fresh air control system, controller 7, power unit 8, sensor and control circuit 9 thereof, executive component and circuit 10 thereof, consists of; Controller 7 is comprised of single-chip microcomputer 71, button and guidance panel 72, and wherein single-chip microcomputer 71 is provided with M1-M7 port, T1-T5 port, and button and guidance panel 72 are connected with single-chip microcomputer 71;
Sensor and control circuit 9 thereof are by indoor temperature transmitter 90, indoor temperature transmitter circuit 91, duct temperature sensor 92, duct temperature sensor circuit 93, return air inlet temperature sensor 94, return air inlet temperature sensor circuit 95, fire prevention sensor 96, fire prevention sensor circuit 97, water-level gauge 98, water level gauge circuit 99 forms, indoor temperature transmitter 90 is arranged on indoor, indoor temperature transmitter 90 is connected with the T5 port on single-chip microcomputer 71 by indoor temperature transmitter circuit 91, duct temperature sensor 92 is arranged on air channel 45, duct temperature sensor 92 is connected with the T4 port on single-chip microcomputer 71 by duct temperature sensor circuit 93, return air inlet temperature sensor 94 is arranged on return air inlet 47, return air inlet temperature sensor 94 is connected with the T2 port on single-chip microcomputer 71 by return air inlet temperature sensor circuit 95, fire prevention sensor 96 is arranged on return air inlet 47, fire prevention sensor 96 is connected with the T3 port on single-chip microcomputer 71 by fire prevention sensor circuit 97, water-level gauge 98 is arranged on water tank 2 one upper lateral parts, water-level gauge 98 is connected with the t1 port on single-chip microcomputer 71 by water level gauge circuit 99,
Executive component and circuit 10 thereof are by FAI Fresh Air Intake motor 100, energy reclaims air grid motor 101, FAI Fresh Air Intake motor action circuit 102, energy reclaims air grid motor action circuit 103, draining valve 23, draining valve control circuit 104, fresh water control valve 15, fresh water control valve control circuit 105, circulating-water valve 16, circulating-water valve control circuit 106, gas and water mixer 13, gas and water mixer actuating circuit 107, windmill 44, windmill actuating circuit 108 forms, FAI Fresh Air Intake motor 100 is arranged on air inlet 11 1 sides, FAI Fresh Air Intake motor 100 is connected with the M2 port on single-chip microcomputer 71 by FAI Fresh Air Intake motor action circuit 102, energy reclaims air grid motor 101 and is arranged on energy recovery air grid 50 1 sides, energy recovery air grid motor 101 reclaims air grid motor action circuit 103 by energy and is connected with the M4 port on single-chip microcomputer 71, draining valve 23 is connected with the M3 port on single-chip microcomputer by draining valve control circuit 104, fresh water control valve 15 is connected with the M6 port on single-chip microcomputer 71 by fresh water control valve control circuit 105, circulating-water valve 16 is connected with the M7 port on single-chip microcomputer 71 by circulating-water valve control circuit 106, gas and water mixer 13 is connected with single-chip microcomputer M1 port by gas and water mixer actuating circuit 107, windmill 44 is connected with single-chip microcomputer M5 port by windmill actuating circuit 108,
Power unit 8 is comprised of microcontroller power supply 81, gas-vapor mix district power supply 82, control valve power supply 83, air-out return air district power supply 84, microcontroller power supply 81 is connected with controller 7, gas-vapor mix district power supply 82 is connected with gas and water mixer 13, FAI Fresh Air Intake motor 100, cooling tube row 26, control valve power supply 83 is connected with fresh water control valve 15, circulating-water valve 16, heater 25, and air-out return air district power supply 84 is connected with energy recovery air grid motor 101, fire prevention sensor 96, windmill 44.
During use, at first set the required air temperature, open machine, single-chip microcomputer 71 is controlled and is opened fresh water control valves 15, and water enters return duct 24 from water inlet pipe 14 and fills with water tank 2, after water-level gauge 98 detects water tank 2 and fills with, by water level gauge circuit 99 by signal feedback to single-chip microcomputer 71, single-chip microcomputer cuts out rear fresh water control valve 15 after processing, ON cycle water valve 16, and water enters gas and water mixer 13 by water inlet pipe 14, single-chip microcomputer 71 is opened FAI Fresh Air Intake motor 100 simultaneously, fresh air is sucked to gas-vapor mix district 1 from air inlet 11, fresh air filters the bulky grain dust through filter screen 12, enter injection apparatus 21 after entering gas and water mixer 13 and water fully mixing, single-chip microcomputer 71 is by the interior mixing wastewater with air logistics capacity of gas and water mixer actuating circuit 107 variable frequency adjustment gas and water mixer 13, injection apparatus 21 sprays the mixture of air and water to enter water tank 2 with the form of the thin bubble of silk floss, continuous thin bubble with helical form at the interior rising of water tank 2, carry out heat exchange and remove the minute dust particle of attachment removal with water in uphill process, chlorine molecule in the simultaneously chlorine molecule absorption agent 22 in water tank 2 and water and evaporate into the chlorine molecular action in continuous thin bubble, single-chip microcomputer 71 receives the data of indoor temperature transmitter 90, duct temperature sensor 92 feedbacks, when indoor temperature is greater than 2-3 degree centigrade of air supply pipe temperature, opens cooling tube row 26, when indoor temperature is less than air supply pipe temperature 2-3 and spends, open heater 25, to reach constant temperature, constant humidity is controlled, air after treatment enters sterilizing area 3 through aqueous vapor division board 5, and the ultraviolet lamps 31 in sterilizing area 3 send 253.7nm length ultraviolet light, due to the intensity of illumination of ultraviolet lamp 31 at 30000 μ w/cm
2above, can kill airborne most of bacterium moment, air after sterilization enters the wind outlet area 42 in air-out return air district 4 after felt filter screen 6 filters again, room air enters return air district 43 through return air inlet 47 simultaneously, single-chip microcomputer 71 reclaims air grid motor action circuit 103 by energy and starts energy recovery air grid motor 101, carries out the energy recovery, because the air themperature of the recuperation of heat factor 41 both sides is variant, air in air in wind outlet area 42 and return air district 43 carries out heat exchange by the recuperation of heat factor 41, reach the effect of constant temperature, after heat exchange, air in wind outlet area 42 blows into air channel 45 by windmill 44, single-chip microcomputer 71 is by windmill actuating circuit 108 variable frequency adjustment windmill 44 air outputs, and air is finally entered indoor by the air channel indoor air outlet 46 of 45 end, and the air in return air district 43 is discharged by exhaust outlet 48.
With good conditionsi, can also 49 pairs of air of sterilization filtering screen be installed at indoor air outlet 46 and carry out re-pasteurization.
Single-chip microcomputer 71 is provided with and regularly changes water function, and after using certain hour, the water in water tank 2 has adsorbed many dusts, to after the stipulated time, open the draining valve 23 of water tank 2 one sides and discharge addle, after the interior addle of water tank 2 is drained, close draining valve 23, open fresh water control valve 15, water enters return duct 24 inflow water tanks 2 from water inlet pipe 14 and is supplemented, and after water is full, closes fresh water control valve 15, ON cycle water valve 16 is started working, and guarantees that the stable of heat exchange carries out.
If the situations such as fire occur indoor, fire prevention sensor 96 detects flue dust, by after data transaction, by fire prevention sensor circuit 97, passing to single-chip microcomputer 71, processes, and each parts of single-chip microcomputer 71 shutdown systems, stop fresh air supply, prevents that fire from further spreading.
The above; it is only the specific embodiment of the utility model patent; but the protection domain of the utility model patent is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model patent discloses; the variation that can expect easily or replacement, within all should being encompassed in the protection domain of the utility model patent.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of affiliated claim.
Claims (4)
1. environment-friendly type constant temperature and humidity water exchange VMC, be comprised of gas-vapor mix district, water tank, sterilizing area, air-out return air district, aqueous vapor division board, felt filter screen; It is characterized in that: described gas-vapor mix is provided with air inlet in district, the air inlet rear is provided with filter screen, gas and water mixer successively, water inlet pipe is connected with gas and water mixer, and water inlet pipe is provided with fresh water control valve, circulating-water valve, and oxygenerator is arranged in the gas-vapor mix district; Be provided with injection apparatus, the agent of chlorine molecule absorption in water tank, injection apparatus is connected with gas and water mixer, and tank outer wall is provided with draining valve, return duct, and wherein return duct is connected with the position of water inlet pipe between fresh water control valve, circulating-water valve; Be provided with the aqueous vapor division board between water tank and sterilizing area, sterilizing unit is installed in sterilizing area, the felt filter screen is installed between sterilizing area and air-out return air district; The recuperation of heat factor is installed in air-out return air district, the recuperation of heat factor is divided into wind outlet area and return air district two parts by air-out return air interval, oxygenerator is connected with wind outlet area by the oxygen road, be provided with carbon-dioxide absorbent in wind outlet area, be positioned at the windmill that the oxygen road exports, windmill the place ahead is provided with air channel, and the air channel end arranges indoor air outlet, and the return air district is provided with return air inlet being positioned at an indoor side, be provided with exhaust outlet being positioned at an outdoor side, described return air inlet reclaims air grid near return air district one end, being provided with energy.
2. environment-friendly type constant temperature and humidity water exchange VMC according to claim 1, is characterized in that: be provided with heater, cooling tube row in described water tank.
3. environment-friendly type constant temperature and humidity water according to claim 1 exchanges VMC, and it is characterized in that: described indoor air outlet is equipped with sterilization filtering screen.
4. environment-friendly type constant temperature and humidity water according to claim 1 exchanges VMC, and it is characterized in that: described sterilizing unit is ultraviolet lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205756740U CN203010803U (en) | 2012-11-02 | 2012-11-02 | Environment-friendly water exchange fresh air system with constant temperature and constant humidity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205756740U CN203010803U (en) | 2012-11-02 | 2012-11-02 | Environment-friendly water exchange fresh air system with constant temperature and constant humidity |
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| Publication Number | Publication Date |
|---|---|
| CN203010803U true CN203010803U (en) | 2013-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012205756740U Expired - Fee Related CN203010803U (en) | 2012-11-02 | 2012-11-02 | Environment-friendly water exchange fresh air system with constant temperature and constant humidity |
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| CN (1) | CN203010803U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102967014A (en) * | 2012-11-02 | 2013-03-13 | 伟盈技术研发(无锡)有限公司 | Environmentally-friendly constant-temperature constant-moisture water exchange fresh air system |
-
2012
- 2012-11-02 CN CN2012205756740U patent/CN203010803U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102967014A (en) * | 2012-11-02 | 2013-03-13 | 伟盈技术研发(无锡)有限公司 | Environmentally-friendly constant-temperature constant-moisture water exchange fresh air system |
| CN102967014B (en) * | 2012-11-02 | 2016-05-11 | 伟盈技术研发(无锡)有限公司 | Environment-friendly type constant temperature and humidity water exchange VMC |
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| Date | Code | Title | Description |
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| 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: 20130619 Termination date: 20141102 |
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| EXPY | Termination of patent right or utility model |