WO2020098046A1 - 除霜防冻新风净化机 - Google Patents

除霜防冻新风净化机 Download PDF

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Publication number
WO2020098046A1
WO2020098046A1 PCT/CN2018/121391 CN2018121391W WO2020098046A1 WO 2020098046 A1 WO2020098046 A1 WO 2020098046A1 CN 2018121391 W CN2018121391 W CN 2018121391W WO 2020098046 A1 WO2020098046 A1 WO 2020098046A1
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Prior art keywords
defrosting
fresh air
filter screen
purifier according
air purifier
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PCT/CN2018/121391
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English (en)
French (fr)
Inventor
岳仁亮
齐丛亮
王彬彬
吴傲立
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江苏中科睿赛污染控制工程有限公司
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Publication of WO2020098046A1 publication Critical patent/WO2020098046A1/zh

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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
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F24F11/41—Defrosting; Preventing freezing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
    • F24F12/001—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
    • F24F12/006—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air using an air-to-air heat exchanger
    • 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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • F24F8/108—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
    • F25D21/06—Removing frost
    • F25D21/08—Removing frost by electric heating

Definitions

  • the invention relates to the technical field of air purification, in particular to a defrosting and anti-freezing fresh air purifier.
  • Fresh air purifier is a kind of exchange of indoor and outdoor air to achieve the purpose of purifying indoor air.
  • the outdoor air temperature is very low.
  • the fresh air purifier is used, the indoor low temperature fresh air passes through the body, and the filter element in the body is prone to frost. If it is not removed in time, it is easy to cause filtration The net is clogged, the ventilation volume is reduced, and the purification efficiency is reduced.
  • the present invention aims to solve the above technical problems to a certain extent.
  • the present invention provides a defrosting and anti-freezing fresh air purifier, which effectively solves the frost problem of fresh air fans in cold regions, ensures that the new air fans can work normally in cold weather, maintains efficient exchange efficiency, and brings people's life.
  • a defrosting and anti-freezing fresh air purifier which effectively solves the frost problem of fresh air fans in cold regions, ensures that the new air fans can work normally in cold weather, maintains efficient exchange efficiency, and brings people's life.
  • the convenience comes the convenience.
  • the present invention provides a defrosting and antifreeze fresh air purifier, which includes a housing, a full heat exchanger core, a filter screen, and a defrosting and antifreeze device.
  • One side of the housing has a fresh air inlet and A return air outlet
  • the other side of the housing has a fresh air outlet and a return air inlet
  • the full heat exchanger core is provided in the housing
  • the full heat exchanger core is provided
  • An outdoor air channel and an indoor air channel both ends of the outdoor air channel respectively connect the fresh air inlet and the fresh air exhaust port
  • both ends of the indoor air channel respectively connect the return air inlet and the return air
  • the outdoor air channel is provided with a filter screen
  • the defrosting and anti-freezing device is provided adjacent to the filter screen.
  • the defrosting and anti-freezing device includes an electric heating plate, a drain pipe and a receiving water tank, the electric heating plate is disposed near the filter screen, and the outdoor air channel communicates with the drain pipe and the drain pipe
  • the receiving water tank is provided at the water outlet, and the receiving water tank is fixed in the housing.
  • the filter is provided with a capacitive frost thickness sensor.
  • the electric heating plate is disposed on a side close to the fresh air exhaust port.
  • drain pipe is provided below the electric heating plate.
  • the outdoor air channel is provided with an air inlet through hole that allows indoor gas to enter.
  • the installation height of the air inlet through hole is higher than the installation height of the water inlet end of the drainage pipe.
  • a defrosting plate is provided between the filter screen and the electric heating plate.
  • the interior of the defrosting plate has a low temperature resistant nano-fiber non-woven fabric.
  • the filter screen is disposed near the connection between the fresh air exhaust port and the outdoor air channel.
  • the technical effect of the present invention is that: the indoor air enters the casing through the return air inlet, and the heat is exchanged by the full heat exchanger core body, and then is discharged from the return air outlet, and the outdoor gas enters the housing through the fresh air inlet. After filtering through the filter screen, it enters the core of the full heat exchanger. After the heat exchanger core heat exchanges the outdoor gas, it enters the room through the fresh air exhaust port.
  • the filter screen is equipped with a defrost and antifreeze device, which can effectively remove the filter screen.
  • the frost formed inside achieves the purpose that the fresh air purifier can run smoothly even in extremely cold weather.
  • FIG. 1 is a schematic structural view of a defrosting and antifreeze fresh air purifier according to the present invention
  • FIG. 2 is a schematic diagram of the positional relationship of the air inlet holes in a defrosting and antifreeze fresh air purifier according to the present invention
  • FIG. 3 is a schematic diagram of the positional relationship of electric heating plates in a defrosting and antifreeze fresh air purifier according to the present invention.
  • a defrosting and antifreeze fresh air purifier includes a housing 1, a full heat exchanger core 2, a filter screen 3, and a defrosting and antifreeze device 4.
  • a side of the housing 1 has a fresh air inlet 11 and The return air exhaust port 12, the other side of the housing 1 has a fresh air exhaust port 13 and a return air intake port 14, the full heat exchanger core 2 is provided in the housing 1, and the full heat exchanger core 2 is provided
  • the two ends of the outdoor air channel respectively connect the fresh air inlet 11 and the fresh air exhaust port 13.
  • the two ends of the indoor air channel respectively connect the return air inlet 14 and the return air exhaust port 12, outdoor air
  • the channel is provided with a filter screen 3, and a defrosting and anti-freezing device 4 is provided adjacent to the filter screen 3.
  • the indoor air enters the housing 1 through the return air inlet 14 and undergoes heat exchange by the total heat exchanger core 2 and is discharged from the return air outlet 12, and the outdoor air passes through the fresh air
  • the air inlet 11 enters the housing 1 and passes through the filter screen 3 to enter the full heat exchanger core 2.
  • the full heat exchanger core 2 exchanges the outdoor gas and enters the room through the fresh air exhaust port 13 and is near
  • the filter 3 is provided with a defrosting and anti-freezing device 4, which can effectively remove the frost formed in the filter 3, so as to achieve the purpose that the fresh air purifier can operate smoothly in extremely cold weather.
  • the defrosting and antifreezing device 4 includes an electric heating plate 41, a drain pipe 42 and a receiving water tank.
  • the electric heating plate 41 is disposed near the filter 3, and the outdoor air channel communicates with a drain pipe 42.
  • the water outlet is provided with a receiving water tank, and the receiving water tank is fixed in the housing 1.
  • the electric heating plate 41 heats the filter screen 3, the frost formed by the filter screen 3 is heated and falls into the housing 1, and is discharged into the receiving water tank by the drain pipe 42, thereby, Ensure the normal operation of the equipment.
  • the filter 3 is provided with a capacitive frost thickness sensor.
  • the frost thickness sensor detects the thickness of frost formed by the filter 3, and real-time monitoring of the thickness of frost formed by the filter 3 is realized, which is convenient and fast.
  • the electric heating plate 41 is provided on the side close to the fresh air vent 13.
  • the electric heating plate 41 is disposed on the side close to the fresh air exhaust port 13 to avoid waste of energy caused by outdoor air passing through the electric heating plate 41 first and reduce costs.
  • the drain pipe 42 is provided below the electric heating plate 41.
  • the liquid generated after the electric heating plate 41 heats the filter screen 3 smoothly enters the drain pipe 42 to ensure the normal operation of the device.
  • the outdoor air passage is provided with an air inlet hole 211 that allows indoor air to enter.
  • the gas in the room enters the housing 1 through the air inlet hole 211 to increase the temperature in the housing 1 to avoid frosting of the filter 3 and improve the purification effect of the filter 3.
  • the installation height of the air inlet hole 211 is higher than the installation height of the water inlet end of the drain pipe 42.
  • the installation height of the air inlet through-hole 211 is higher than the installation height of the water inlet of the drain pipe 42 to prevent the water droplets generated by the melting of the filter 3 from being discharged by the air inlet through-hole 211 to ensure the normal operation of the equipment.
  • a defrosting plate 5 is provided between the filter screen 3 and the electric heating plate 41.
  • the outdoor air passes through the defrosting plate 5 to remove most of the water mist and improve the purification effect of the filter 3.
  • the interior of the defrosting plate 5 has a low-temperature-resistant nanofiber nonwoven fabric.
  • the filter screen 3 is provided near the connection between the fresh air vent 13 and the outdoor air passage.
  • the outdoor air first passes through the heat exchanger core 2 for heat exchange, and then is filtered to improve energy utilization.
  • the defrosting and anti-freezing fresh air purifier according to the present invention has the following principles:
  • the indoor gas enters the outdoor through the indoor air channel, and the outdoor gas enters the indoor through the outdoor air channel;
  • the electric heating plate 41 heats the filter screen 3, the frost formed by the filter screen 3 is heated and falls into the casing 1, and is discharged into the receiving water tank by the drain pipe 42 to realize the purification of the filter screen 3;
  • the indoor air enters the housing 1 through the air inlet hole 211, raising the temperature in the housing 1 and improving the purification effect of the filter screen 3.

Abstract

提供了一种除霜防冻新风净化机，包括壳体(1)、全热交换器芯体(2)、过滤网(3)和除霜防冻装置(4)，壳体(1)的一侧具有新风进风口(11)和回风排风口(12)，壳体(1)的另一侧具有新风排风口(13)和回风进风口(14)，全热交换器芯体(2)设在壳体(1)内，全热交换器芯体(2)内设有室外空气通道和室内空气通道，室外空气通道的两端分别连通新风进风口(11)与新风排风口(13)，室内空气通道两端分别连通回风进风口(14)与回风排风口(12)，室外空气通道设有过滤网(3)，临近过滤网设有除霜防冻装置(4)。

Description

除霜防冻新风净化机 技术领域
本发明涉及空气净化技术领域，具体而言，涉及一种除霜防冻新风净化机。
背景技术
随着人们生活水平的不断提高，室内环境的质量越来越受到重视。新风净化机就是一种将室内外空气进行交换，达到净化室内空气的目的。但是，在冬天使用中，特别是在高寒地区，室外的空气温度很低，新风净化机在使用时，室内的低温新风通过机体，机体内的滤芯容易结霜，如果不及时清除，容易造成滤网堵塞，通风量下降，净化效率下降。
发明内容
本发明旨在一定程度上解决上述技术问题。
有鉴于此，本发明提供了一种除霜防冻新风净化机，有效解决在寒冷地区新风机的结霜问题，保证新风机在寒冷天气能够正常工作，保持高效的交换效率，给人们的生活带来了便利。
为了解决上述技术问题，本发明提供了一种除霜防冻新风净化机，包括壳体、全热交换器芯体、过滤网和除霜防冻装置，所述壳体的一侧具有新风进风口和回风排风口，所述壳体的另一侧具有新风排风口和回风进风口，所述全热交换器芯体设在所述壳体内，所述全热交换器芯体内设有室外空气通道和室内空气通道，所述室外空气通道的两端分别连通所述新风进风口与所述新风排风口，所述室内空气通道两端分别连通所述回风进风口与所述回风排风口，所述室外空气通道设有过滤网，临近所述过滤网设有所述除霜防冻装置。
进一步，所述所述除霜防冻装置包括电加热板、排水管和承接水槽，所述电加热板靠近所述过滤网设置，所述室外空气通道连通有所述排水管，所述排水管的出水端设有所述承接水槽，所述承接水槽固定在所述壳体内。
进一步，所述过滤网设有电容式结霜厚度传感器。
进一步，所述电加热板设置在靠近所述新风排风口的一侧。
进一步，所述排水管设置在所述电加热板的下方。
进一步，所述室外空气通道设有允许室内气体进入的进风通孔。
进一步，所述进风通孔的安装高度高于所述排水管进水端的安装高度。
进一步，所述过滤网与所述电加热板之间设有除霜板。
进一步，所述除霜板的内部具有耐低温纳米纤维无纺布。
进一步，所述过滤网设置在靠近所述新风排风口与所述室外空气通道之间的连接处。
本发明的技术效果在于：室内的气体通过回风进风口进入壳体内，并由全热交换器芯体进行热交换后由回风排风口排出，室外的气体通过新风进风口进入壳体内，经过过滤网的过滤后进入全热交换器芯体，全热交换器芯体对室外的气体进行换热后由新风排风口进入室内，过滤网设有除霜防冻装置，能够有效清除过滤网内所结的霜，达到新风净化机在极寒天气也能顺利运行的目的。
附图说明
图1是根据本发明的一种除霜防冻新风净化机的结构示意图；
图2是根据本发明的一种除霜防冻新风净化机内进风通孔的位置关系示意图；
图3是根据本发明的一种除霜防冻新风净化机内电加热板的位置关系示意图。
其中，1-壳体；2-全热交换器芯体；3-过滤网；4-除霜防冻装置；5-除霜板；11-新风进风口；12-回风排风口；13-新风排风口；14-回风进风口；41-电加热板；42-排水管；211-进风通孔。
具体实施方式
下面结合附图和具体实施例对本发明作进一步说明，以使本领域的技术人员可以更好的理解本发明并能予以实施，但所举实施例不作为对本发明的限定。
如图1所示，一种除霜防冻新风净化机，包括壳体1、全热交换器芯体2、过滤网3和除霜防冻装置4，壳体1的一侧具有新风进风口11和回风排风口12，壳体1的另一侧具有新风排风口13和回风进风口14，全热交换器芯体2设置在壳体1内，全热交换器芯体2内设有室外空气通道和室内空气通道，室外空气通道的两端分别连通新风进风口11与新风排风口13，室内空气通道两端分别连通回风进风口14与回风排风口12，室外空气通道设有过滤网3，临近过滤网3设有除霜防冻装置4。
根据本发明的具体实施例，室内的气体通过回风进风口14进入壳体1内，并由全热交换器芯体2进行热交换后由回风排风口12排出，室外的气体通过新风进风口11进入壳体1内，经过过滤网3的过滤后进入全热交换器芯体2，全热交换器芯体2对室外的气体进行换热后由新风排风口13进入室内，临近过滤网3设有除霜防冻装置4，能够有效清除过滤网3内所结的霜，达到新风净化机在极寒天气也能顺利运行的目的。
如图1和图3所示，除霜防冻装置4包括电加热板41、排水管42和承接水槽，电加热板41靠近过滤网3设置，室外空气通道连通有排水管42，排水管42的出水端设有承接 水槽，承接水槽固定在壳体1内。
根据本发明的具体实施例，电加热板41对过滤网3进行加热，过滤网3所结的霜被加热后落入壳体1内，并由排水管42排入承接水槽内，由此，保证设备的正常运行。
如图1所示，过滤网3设有电容式结霜厚度传感器。
根据本发明的具体实施例，结霜厚度传感器对过滤网3所结的霜的厚度进行检测，实现了对过滤网3所结的霜的厚度的实时监控，方便快捷。
如图1和图3所示，电加热板41设置在靠近新风排风口13的一侧。
根据本发明的具体实施例，电加热板41设置在靠近新风排风口13的一侧，避免室外空气先经过电加热板41而造成能源的浪费，降低成本。
如图3所示，排水管42设置在电加热板41的下方。
根据本发明的具体实施例，使电加热板41加热过滤网3后产生的液体顺利进入排水管42，保证设备的正常运行。
如图1和图2所示，室外空气通道设有允许室内气体进入的进风通孔211。
根据本发明的具体实施例，室内的气体由进风通孔211进入壳体1内，提高壳体1内的温度，避免过滤网3结霜，提高过滤网3的净化效果。
如图1和图2所示，进风通孔211的安装高度高于排水管42进水端的安装高度。
根据本发明的具体实施例，进风通孔211的安装高度高于排水管42进水端的安装高度，避免过滤网3融化产生的水滴由进风通孔211排出，保证设备的正常运行。
如图1和图2所示，过滤网3与电加热板41之间设有除霜板5。
根据本发明的具体实施例，室外空气经过除霜板5除去大部分水雾，提高过滤网3的净化效果。
根据本发明的具体实施例，除霜板5的内部具有耐低温纳米纤维无纺布。
如图1所示，过滤网3设置在靠近新风排风口13与室外空气通道之间的连接处。
根据本发明的具体实施例，室外空气先经过全热交换器芯体2换热后，再进行过滤，提高能源的利用。
根据本发明的一种除霜防冻新风净化机，其使用原理如下：
室内的气体由室内空气通道进入室外，室外的气体由室外空气通道进入室内；
电加热板41对过滤网3进行加热，过滤网3所结的霜被加热后落入壳体1内，并由排水管42排入承接水槽内，实现对过滤网3的净化；
同时，室内气体由进风通孔211进入壳体1内，提高壳体1内的温度，提高过滤网3的净化 效果。
以上所述实施例仅是为充分说明本发明而所举的较佳的实施例，本发明的保护范围不限于此。本技术领域的技术人员在本发明基础上所作的等同替代或变换，均在本发明的保护范围之内。本发明的保护范围以权利要求书为准。

Claims (10)

  1. 一种除霜防冻新风净化机，其特征在于，包括壳体、全热交换器芯体、过滤网和除霜防冻装置，所述壳体的一侧具有新风进风口和回风排风口，所述壳体的另一侧具有新风排风口和回风进风口，所述全热交换器芯体设在所述壳体内，所述全热交换器芯体内设有室外空气通道和室内空气通道，所述室外空气通道的两端分别连通所述新风进风口与所述新风排风口，所述室内空气通道两端分别连通所述回风进风口与所述回风排风口，所述室外空气通道设有过滤网，临近所述过滤网设有所述除霜防冻装置。
  2. 根据权利要求1所述的除霜防冻新风净化机，其特征在于，所述除霜防冻装置包括电加热板、排水管和承接水槽，所述电加热板靠近所述过滤网设置，所述室外空气通道连通有所述排水管，所述排水管的出水端设有所述承接水槽，所述承接水槽固定在所述壳体内。
  3. 根据权利要求2所述的除霜防冻新风净化机，其特征在于，所述过滤网设有电容式结霜厚度传感器。
  4. 根据权利要求2所述的除霜防冻新风净化机，其特征在于，所述电加热板设置在靠近所述新风排风口的一侧。
  5. 根据权利要求2所述的除霜防冻新风净化机，其特征在于，所述排水管设置在所述电加热板的下方。
  6. 根据权利要求2所述的除霜防冻新风净化机，其特征在于，所述室外空气通道设有允许室内气体进入的进风通孔。
  7. 根据权利要求6所述的除霜防冻新风净化机，其特征在于，所述进风通孔的安装高度高于所述排水管进水端的安装高度。
  8. 根据权利要求2所述的除霜防冻新风净化机，其特征在于，所述过滤网与所述电加热板之间设有除霜板。
  9. 根据权利要求8所述的除霜防冻新风净化机，其特征在于，所述除霜板的内部具有耐低温纳米纤维无纺布。
  10. 根据权利要求1所述的除霜防冻新风净化机，其特征在于，所述过滤网设置在靠近所述新风排风口与所述室外空气通道之间的连接处。
PCT/CN2018/121391 2018-11-12 2018-12-17 除霜防冻新风净化机 WO2020098046A1 (zh)

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