CN104728985A - Ventilation device - Google Patents
Ventilation device Download PDFInfo
- Publication number
- CN104728985A CN104728985A CN201510163142.4A CN201510163142A CN104728985A CN 104728985 A CN104728985 A CN 104728985A CN 201510163142 A CN201510163142 A CN 201510163142A CN 104728985 A CN104728985 A CN 104728985A
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- Prior art keywords
- filter core
- ventilation unit
- air
- heat exchanger
- pipe network
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- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/007—Ventilation with forced flow
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ventilation (AREA)
Abstract
The invention provides a ventilation device and belongs to the field of construction equipment. Ventilation equipment in the prior art needs pipeline laying, the structure is complex, and the interior of a pipeline is prone to contain dirt after a long period and cleaning is uneasy; besides, an adopted total heat exchanger does not have an ideal effect of regulating air flowing through the existing ventilation device. The provided ventilation device comprises a shell, a wind inlet, a wind outlet, a filter core, a draught fan and a heat exchanger used for regulating the air temperature, wherein the filter core is arranged in the shell and detachably connected with the shell, the heat exchanger includes a pipe network, and the pipe network is arranged in front of the draught fan or behind the draught fan. The ventilation device is simple in structure, the installation is convenient, and the pipeline laying is avoided. Meanwhile, the filter core can perform the function of filtration purification on the air flowing through the ventilation device to enable the air entering a room to be clean and fresh; the heat exchanger is capable of conducting temperature regulation on the air flowing through the ventilation device to enable indoor personnel to feel comfortable.
Description
Technical field
The present invention relates to Architectural Equipment field, in particular to a kind of ventilation unit.
Background technology
Ventilate also known as ventilation, be send into enough fresh airs by machinery or natural method to the interior space, indoor do not met the foul atmosphere discharge of hygienic requirements simultaneously, make room air meet hygienic requirements and production process needs.
Complete every facility of ventilation operation in building, be referred to as ventilation equipment.Directly sending into fresh air outdoor to indoor by ventilation equipment is easy, a practical method.But outdoor air and room air exist the temperature difference, especially in summer or winter.When using summer, the hot-air of outdoor is sent into indoor by ventilation equipment, causes indoor temperature to raise, indoor occupant is done not feel like oneself; When using in the winter time, the cold air of outdoor can be made a gift to someone indoor by ventilation equipment, causes indoor temperature to reduce, people's indoor occupant is done not feel like oneself.
Existing technology solves the problems referred to above by adopting the full-heat-exchange equipment with heat recovery function.During total-heat exchanger work, the wind of indoor discharge and the outdoor new wind entered are when orthogonal thereto fork mode flows through heat exchanger core body respectively, the temperature difference is there is and vapor partial pressure is poor due to air-flow fragmenting plate two sidewind, two strands of air-flows are by presenting heat and mass phenomenon during demarcation strip, cause Total heat exchange process, thus make the temperature entering indoor new wind obtain certain change.
But total-heat exchanger also can only the mid point of air conditioning to indoor/outdoor temperature-difference, and regulating effect is not fine.Such as outdoor temperature is-10 DEG C, and indoor temperature is 20 DEG C, then the temperature sending into room air is the highest can only reach about 2 DEG C, and indoor occupant still has uncomfortable sensation.In addition, heat exchange system is installed needs tubing, causes building structure to become complicated, makes troubles to installation, and easily shelters evil people and countenance evil practices inside pipeline of long duration, and not easy to clean.
Summary of the invention
In order to better solve the problem, the invention provides a kind of ventilation unit.This ventilation unit structure is simple, easy for installation, avoids the laying of pipeline; And this ventilation unit can not only play the effect of filtration, purification to the air entering indoor, can also enter the temperature of room air by regulable control well, improve the comfort of indoor occupant.
Ventilation unit provided by the invention, comprise: housing, air inlet, air outlet, filter core, blower fan and for regulating the heat exchanger of air themperature, described filter core is arranged in described housing, and described filter core and described housing removably connect, described heat exchanger comprises pipe network, and described network collocation is before or after described blower fan.
Outdoor air enters indoor, and described filter core can play the effect of filtration, purification to the air flowing through it; Meanwhile, flow through the air of described pipe network by carrying out heat exchange with described pipe network, thus the temperature achieved entering indoor air regulates, and improves indoor occupant comfort.Owing to being provided with heat exchanger in ventilation unit, therefore do not need tubing, installation is become simply, facilitate.
Further, the setting direction of described pipe network and the air blast direction of described blower fan vertical.
By pipe network is carried out above-mentioned setting, the air through pipe network can be enable to carry out heat exchange fully, improve the operating efficiency of heat exchanger.
Further, described heat exchanger is at least one in heater and cooler.
Described heater is used for the heating of fluid.Heater can adopt electrothermal device, and the pipe network of heater is the pipe network that electromagnetic heating rod, electrothermal tube or ceramic heating pipe are formed.
Described cooler is used for the cooling of fluid.The pipe network of cooler may be used for being connected with low-temperature receiver, makes the refrigerant that the pipe network internal circulation flow of cooler has low-temperature receiver to prepare.
Described heat exchanger can be the heater or cooler that arrange separately, can be also the heater and cooler simultaneously arranged, and heater and cooler is respectively arranged with corresponding pipe network.This ventilation unit can be carried out heat temperature raising to the air by ventilation unit or cool by the work of heater or cooler according to actual requirement.
When the air entering ventilation unit flows through heater, air and heater generation heat exchange, make the temperature of air raise, thus achieve and carry out intensifications adjustment to the temperature entering indoor air.When the air entering ventilation unit flows through cooler, air and cooler generation heat exchange, make the temperature of air reduce, thus achieve and carry out cooling adjustment to the temperature entering indoor air.During actual use, the heater work in ventilation unit or cooler work can be controlled as required, to meet, different adjustments be realized to the temperature entering room air, feel comfortable to make indoor occupant.
As another kind of implementation, described heat exchanger can also be at least one in radiator and evaporimeter.
Described radiator belongs to a kind of heat exchanger.Described radiator refers to the device that the heat that heating agent carries can be passed to air, radiator can be gilled radiator, steel version type radiator, steel column radiator, cast aluminium radiator etc., the pipe network of radiator may be used for the connection with thermal source, makes the heating agent that the pipe network internal circulation flow of heater has thermal source to prepare.
Described evaporimeter belongs to a kind of heat exchanger.Common evaporimeter as a part for cooling module, cooling module also comprise compressor, condenser, throttle mechanism and can compressor, evaporimeter, condenser, throttle mechanism circulation cold-producing medium.The cold-producing medium of cooling module i.e. refrigerant absorb a large amount of heat in evaporator evaporation, therefore can be used for reducing environment temperature.
The air flowed through in ventilation unit heats up by carrying out exchange heat with the heating agent of radiator; The air flowing through ventilation unit is lowered the temperature by carrying out exchange heat with the cold-producing medium in cooling module.By controlling radiator and evaporimeter, to meet, different adjustment is carried out to the temperature of the air entering ventilation unit.
Above-mentioned radiator is as a kind of heat exchanger applications when this ventilation unit, and the heat shed by the thermal source of its pipe network internal circulation flow due to it and heating the air flowing through ventilation unit, the temperature of thermal source itself then can reduce.The freezing point of some thermal source is higher, and may easily condense, and affects the normal work of ventilation unit, or even damages ventilation unit.Such as hot water radiation, after the hot water radiator in its pipe network, its temperature may be reduced to freezing point and freeze, and makes ventilation unit cisco unity malfunction.
Optimally, the return pipe place of the pipe network of described radiator is provided with low temperature anti-freeze protection device, for automatically controlling the work of ventilation unit blower fan, preventing the heat medium temperature in the pipe network of radiator to be down to freezing point condensation, and damaging ventilation unit.
Above-mentioned cooler or evaporimeter also have the effect of dehumidifying, and when air flows through the pipe network of cooler or evaporimeter, the steam that air carries meets condensation knot.Therefore, the ventilation unit adopting cooler or evaporimeter is installed, when cooler or evaporator operation, can also dehumidifies.
Optimally, ventilation unit also comprises water spilage tray, and described water spilage tray is arranged at the below of described pipe network, for collecting pipe on the net by the water droplet of condensation vapor.
Further, described filter core comprises slightly imitates filter core, middle effect filter core and efficient filter core, described thick effect filter core is arranged between described air inlet and described blower fan, described middle effect filter core is arranged between described heat exchanger and described air outlet, and described efficient filter core is arranged between described middle effect filter core and described air outlet.
Thick effect filter core is used for bulky grain dust in filtered air and mosquito, and middle effect filter core is used for tackling the granule dust in air, and efficient filter core is used for the fine particle (as PM2.5) in filtered air.Entering the air of ventilation unit, through slightly imitating the filtration, purification effect of filter core, middle effect filter core and efficient filter core, becoming cleaner, pure and fresh.
Further, described shell inner surface is provided with the groove for described filter core of splicing.
By being spliced by filter core in the groove of shell inner surface, filter core being fixedly connected with housing, preventing the wind-force owing to entering ventilation unit too strong and filter core is moved.
Further, described ventilation unit also comprises rain cover, and described rain cover is arranged at described air inlet.
Rain cover can prevent sleet from entering ventilation unit with outdoor air, thus ensures the normal work of ventilation unit, and extends the service life of ventilation unit.
Further, described ventilation unit also comprises wind-guiding louver, and described wind-guiding louver is arranged at described air outlet place.
Wind-guiding louver can regulate the wind direction of the air of discharging from air outlet, makes wind direction can be adjusted to the direction of needs.
The technique effect that the present invention realizes:
1. can be heated the air entering ventilation unit by heat exchanger or cool, make indoor occupant feel comfortable, meanwhile, this ventilation unit structure be simple, easy for installation, does not need tubing;
2. can carry out filtration, purification to the air entering ventilation unit by filter core, make to enter indoor air and become clean, pure and fresh;
3. the rain cover by arranging, can avoid sleet on the impact of ventilation unit, ensures that ventilation unit can normally work, and extends the service life of ventilation unit;
4. the wind-guiding louver by arranging, can regulate the wind direction of the air of discharging from air outlet.
Accompanying drawing explanation
Fig. 1 is the structural representation of the ventilation equipment described in embodiment 1;
Fig. 2 is the structural representation of the ventilation equipment described in embodiment 2;
Fig. 3 is the structural representation of the ventilation equipment described in embodiment 3.
Be labeled as in figure: housing 101, thick effect filter core 102, blower fan 103, first pipe network 104, middle effect filter core 105, efficient filter core 106, second pipe network 107, rain cover 108, wind-guiding louver 109, ceramic heating pipe 110.
Detailed description of the invention
The ventilation unit of prior art not only needs tubing when mounted, complex structure, easily shelters evil people and countenance evil practices inside pipeline of long duration, not easy to clean; And there is temperature difference due to room air and outdoor air, after outdoor air enters indoor, indoor occupant can be made uncomfortable.
Be directed to the problems referred to above, inventor, through constantly research, proposes the ventilation unit provided in the embodiment of the present invention, is provided with heat exchanger in described ventilation unit.When outdoor air is through heat exchanger, air can with heat exchanger generation heat exchange, make air temperature raise or reduce, to adapt to indoor temperature, thus make indoor occupant feel comfortable.Meanwhile, this ventilation unit structure is simple, easy for installation, avoids the laying of pipeline.
Also by reference to the accompanying drawings the present invention is described in further detail below by specific embodiment.
Embodiment 1
As shown in Figure 1, present embodiments provide a kind of ventilation unit, it comprises: housing 101, air inlet, air outlet, filter core, blower fan 103 and hot water radiation.Described hot water radiation comprises the first pipe network 104 for being connected with the boiler as thermal source, and hot water prepared by boiler can at the first pipe network 104 internal circulation flow as heating agent, described filter core, described blower fan 103 and described first pipe network 104 are all arranged in described housing 101.
Described filter core is arranged at described air inlet, is disposed with described blower fan 103 and described first pipe network 104 along filter core to the direction of described air outlet.The setting direction of described first pipe network 104 and the air blast direction of described blower fan 103 perpendicular, thus make the air flowing through described first pipe network 104 can carry out heat exchange fully, the heat exchanger effectiveness of the first pipe network 104 can be improved.The inner surface of described filter core and described housing 101 removably connects.
When ventilation unit is installed, the first pipe network 104 is connected with boiler.When ventilation unit works, blower fan 103 makes outdoor air enter this ventilation unit by described air inlet, and is discharged to indoor from described air outlet.When air is through described filter core, described filter core can play the effect of filtration, purification to the air entering indoor, the air that described air outlet is discharged becomes clean, pure and fresh.When the air entering ventilation unit flows through described first pipe network 104, due to the hot water that described hot water radiation inside is circulation, so when the air entering ventilation unit flows through the first pipe network 104, heat exchange can be carried out with described first pipe network 104, thus the temperature of the air flowing through whole described first pipe network 104 is raised, and make indoor occupant feel comfortable.
As other implementations, the hot water radiation described in the present embodiment can adopt the radiator of other structures to replace, and heater also can be adopted to replace.
Above-mentioned hot water radiation is as a kind of heat exchanger applications when this ventilation unit, and the heat shed by the hot water of its first pipe network 104 internal circulation flow due to it and heating the air flowing through ventilation unit, the temperature of hot water itself then can reduce.And the freezing point of water is higher, after the temperature of hot water reduces gradually, may be close to freezing point and condense, affecting the normal work of ventilation unit, or even damaging ventilation unit.
Optimally, this ventilation unit also comprises low temperature anti-freeze protection device, and described low temperature anti-freeze protection device comprises: temperature sensor, controller and relay.Described TEMP is connected with described controller, and described relay is connected with described controller, and described controller controls break/opening of ventilation unit power supply by the cut-off/close of control relay.
Testing result for detecting the water temperature in return pipe, and is delivered to controller by described temperature sensor.When the detected temperatures of temperature sensor is higher than the high temperature threshold value set, the power supply that control circuit controls ventilation unit is connected, and the blower fan work of ventilation unit, heats the air flowing through ventilation unit; When the detected temperatures of temperature sensor is lower than the low temperature threshold set; the power supply that control circuit controls ventilation unit disconnects; the blower fan of ventilation unit is quit work; reduce the heat loss of hot water radiation and avoid the water temperature in the first pipe network 104 to continue to reduce and the condensation that reaches the freezing point, therefore may be used for protecting ventilation unit.
It should be noted that; above-mentioned low temperature anti-freeze protection device is prior art; ventilation unit provided by the present invention make use of existing low temperature anti-freeze protection device, is arranged at the return pipe place of the first pipe network 104 of hot water radiation, for automatically controlling the work of ventilation unit.
Embodiment 2
As shown in Figure 2, present embodiments provide a kind of ventilation unit, it comprises: housing 101, air inlet, air outlet, filter core, blower fan 103 and cooler.Described filter core comprises thick effect filter core 102, middle effect filter core 105 and efficient filter core 106, described cooler comprises the second pipe network 107 for being connected with the handpiece Water Chilling Units as low-temperature receiver, and chilled water prepared by handpiece Water Chilling Units can at the second pipe network 107 internal circulation flow as refrigerant, described thick effect filter core 102, described blower fan 103, described second pipe network 107, described middle effect filter core 105 and described efficient filter core 106 are all arranged in described housing 101.Handpiece Water Chilling Units belongs to prior art, for saving length, does not specifically describe the structure of handpiece Water Chilling Units herein.
Described thick effect filter core 102 is arranged at described air inlet, is disposed with described blower fan 103, described second pipe network 107, described middle effect filter core 105 and described efficient filter core 106 along described thick effect filter core 102 to the direction of described air outlet.The setting direction of described second pipe network 107 and the air blast direction of described blower fan 103 perpendicular, make the air flowing through described second group of pipe network can carry out heat exchange fully.The inner surface of described housing 101 is provided with groove, and described thick effect filter core 102, middle effect filter core 105 and efficient filter core 106 are spliced respectively in described groove.
When this ventilation unit is installed, the second pipe network 107 is connected with handpiece Water Chilling Units.When ventilation unit works, blower fan 103 makes outdoor air enter this ventilation unit by described air inlet, and is discharged to indoor from described air outlet.The bulky grain dust in air and mosquito can be filtered out when air is through described thick effect filter core 102; The granule dust in air can be filtered out when air is through described middle effect filter core 105; The fine particle (as PM2.5) in air can be filtered out when air is through described efficient filter core 106.Thus enhancing the filter effect of filter core, the air that described air outlet is discharged becomes cleaner, pure and fresh.When the air entering ventilation unit flows through described second pipe network 107, the chilled water prepared due to described handpiece Water Chilling Units is at the second pipe network 107 internal circulation flow, therefore described second pipe network 107 can sponge the heat entrained by the air flowing through ventilation unit, thus reduce the temperature of air, make indoor occupant feel comfortable.
Above-mentioned ventilation unit operationally, because the temperature of the second pipe network 107 reduces, so when air flows through the second pipe network 107, meet condensation knot and become water droplet by the steam that it carries.Therefore, this ventilation unit can also be used to dehumidifying.Optimally, this ventilation unit also comprises water spilage tray, and described water spilage tray is arranged at the below of the second pipe network 107, is used for collecting the water droplet by condensation vapor, and the water droplet avoiding the second pipe network 107 of ventilation unit to condense is too many and flow into indoor.
As other implementations, cooler described in the present embodiment changes and other the heat exchanger that can reduce fluid temperature (F.T.) can be adopted to replace, and such as can adopt evaporimeter, evaporimeter, as a part for cooling module, has the effect reducing environment temperature.
Embodiment 3
As shown in Figure 3, present embodiments provide a kind of ventilation unit, it comprises: housing 101, air inlet, rain cover 108, air outlet, wind-guiding louver 109, filter core, blower fan 103, heater and cooler.
Described filter core comprises thick effect filter core 102, middle effect filter core 105 and efficient filter core 106, described heater comprises ceramic heating pipe 110, described cooler comprises the second pipe network 107 be connected with handpiece Water Chilling Units, and described thick effect filter core 102, described blower fan 103, described ceramic heating pipe 110, described second pipe network 107, described middle effect filter core 105 and described efficient filter core 106 are all arranged in described housing 101.
Described rain cover 108 is positioned at outside described air inlet upper end, described thick effect filter core 102 is arranged at described air inlet, described wind-guiding louver 109 is arranged at described air outlet place, is disposed with described blower fan 103, described ceramic heating pipe 110, described second pipe network 107, described middle effect filter core 105 and described efficient filter core 106 along described thick effect filter core 102 to the direction of described wind-guiding louver 109.The setting direction of described ceramic heating pipe 110 and described second pipe network 107 is all perpendicular with the air blast direction of described blower fan 103, makes the air flowing through described ceramic heating pipe 110 and described second pipe network 107 can carry out heat exchange fully with described ceramic heating pipe 110 and described second pipe network 107 respectively.The inner surface of described housing 101 is provided with groove, and described thick effect filter core 102, middle effect filter core 105 and efficient filter core 106 are spliced respectively in described groove.
Above-mentioned rain cover 108 can prevent sleet from entering ventilation unit, thus guarantees that ventilation unit can normally work; , also can prevent because sleet causes ventilation unit corrosion meanwhile, thus extend the service life of ventilation unit.Above-mentioned wind-guiding louver 109 can adjust the wind direction of the air that air port is discharged, to meet the requirement of indoor occupant to wind direction.When indoor occupant needs are heating installation from the air that described air outlet is discharged, heater can be made in running order, and make cooler be in closed condition, when the air entering ventilation unit like this flows through ceramic heating pipe 110, make ceramic heating pipe 110 generate heat because heater is in running order, therefore can there is heat exchange with described ceramic heating pipe 110 and temperature raises in air, because cooler is in out-of-work state, heat exchange would not be there is with described second pipe network 107 when the air through heating up flows through described second pipe network 107, and avoid the temperature of the air after heating up to reduce, the air of therefore discharging from described air outlet is heating installation, meet the demand of indoor occupant.When indoor occupant needs are cold air from the air that described air outlet is discharged, heater can be made to be in closed condition, and make cooler in running order, when the air entering ventilation unit like this flows through described ceramic heating pipe 110, because heater is in out-of-work state, described ceramic heating pipe 110 can not produce heat, therefore would not there is heat exchange with ceramic heating pipe 110 in air, and when air flows through described second pipe network 107, because cooler is in running order, the chilled water that second pipe network 107 internal circulation flow has handpiece Water Chilling Units to prepare, therefore can there is heat exchange with described second pipe network 107 and air themperature be reduced in air, and make the air of finally discharging from described air outlet be cold air, meet the demand of indoor occupant.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. a ventilation unit, it is characterized in that, described ventilation unit comprises: housing, air inlet, air outlet, filter core, blower fan and for regulating the heat exchanger of air themperature, described filter core is arranged in described housing, and described filter core and described housing removably connect, described heat exchanger comprises pipe network, and described network collocation is before or after described blower fan.
2. ventilation unit according to claim 1, is characterized in that, the setting direction of described pipe network is vertical with the air blast direction of described blower fan.
3. ventilation unit according to claim 1, is characterized in that, described heat exchanger is at least one in heater and cooler.
4. ventilation unit according to claim 1, is characterized in that, described heat exchanger is at least one in radiator and evaporimeter.
5. the ventilation unit according to any one of claim 1-4, it is characterized in that, described filter core comprises slightly imitates filter core, middle effect filter core and efficient filter core, described thick effect filter core is arranged between described air inlet and described blower fan, described middle effect filter core is arranged between described heat exchanger and described air outlet, and described efficient filter core is arranged between described middle effect filter core and described air outlet.
6. ventilation unit according to claim 5, is characterized in that, described shell inner surface is provided with the groove for described filter core of splicing.
7. ventilation unit according to claim 5, is characterized in that, described ventilation unit also comprises rain cover, and described rain cover is arranged at described air inlet.
8. ventilation unit according to claim 7, is characterized in that, described ventilation unit also comprises wind-guiding louver, and described wind-guiding louver is arranged at described air outlet place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510163142.4A CN104728985A (en) | 2015-01-21 | 2015-04-08 | Ventilation device |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520042930 | 2015-01-21 | ||
| CN2015200429303 | 2015-01-21 | ||
| CN201510163142.4A CN104728985A (en) | 2015-01-21 | 2015-04-08 | Ventilation device |
Publications (1)
| Publication Number | Publication Date |
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| CN104728985A true CN104728985A (en) | 2015-06-24 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520207353.9U Expired - Fee Related CN204534952U (en) | 2015-01-21 | 2015-04-08 | A kind of ventilation unit |
| CN201510163142.4A Pending CN104728985A (en) | 2015-01-21 | 2015-04-08 | Ventilation device |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520207353.9U Expired - Fee Related CN204534952U (en) | 2015-01-21 | 2015-04-08 | A kind of ventilation unit |
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| CN (2) | CN204534952U (en) |
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| CN106140784A (en) * | 2015-04-13 | 2016-11-23 | 上海壹柯环境科技有限公司 | A kind of automatic classifying equipment of organic waste |
| CN107084449A (en) * | 2017-06-15 | 2017-08-22 | 柳州市北部科技服务有限公司 | Quick detachable air purifier |
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| CN105318588A (en) * | 2015-11-23 | 2016-02-10 | 王琳 | Double-machine-head air-cooled screw chiller water circulator |
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| CN106140784A (en) * | 2015-04-13 | 2016-11-23 | 上海壹柯环境科技有限公司 | A kind of automatic classifying equipment of organic waste |
| CN107238140A (en) * | 2017-05-27 | 2017-10-10 | 陈坚 | One kind filtering sterilization Electrostatic Absorption heating negative oxygen ion air inner-outer circulation clarifier |
| CN107084449A (en) * | 2017-06-15 | 2017-08-22 | 柳州市北部科技服务有限公司 | Quick detachable air purifier |
| CN107461830A (en) * | 2017-09-29 | 2017-12-12 | 成都智拓空品科技有限公司 | A kind of air purifier |
| CN110160195A (en) * | 2018-01-25 | 2019-08-23 | 刘南鹏 | A kind of building ventilation energy-saving fan |
| CN110160195B (en) * | 2018-01-25 | 2020-09-22 | 刘南鹏 | Building ventilation energy-saving fan |
| CN108800412A (en) * | 2018-06-29 | 2018-11-13 | 池州市浮子信息技术服务有限公司 | A kind of Domestic hanging heating new wind turbine of refrigerating integrated formula |
| CN110057070A (en) * | 2019-04-24 | 2019-07-26 | 中水北方勘测设计研究有限责任公司 | Air port grid component is taken for reducing air humidity content |
| CN110057070B (en) * | 2019-04-24 | 2023-08-22 | 中水北方勘测设计研究有限责任公司 | Air intake grill assembly for reducing air moisture content |
| CN115264651A (en) * | 2022-07-07 | 2022-11-01 | 青岛海信日立空调系统有限公司 | Electric box of air conditioner outdoor unit, air conditioner and control method of air conditioner |
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Application publication date: 20150624 |