JP4604575B2 - Air cleaner - Google Patents

Description

  The present invention relates to an air purifier that purifies contaminated air in a room.

  Conventionally, this type of air purifier is known as a side blower (see, for example, Patent Document 1).

  Hereinafter, the air cleaner will be described with reference to FIGS. 13 and 14.

As shown in the figure, a vertically long main body 103 is formed by a vertically long frame 101 and a vertically long panel 102, a suction port 104 is provided in the panel 102, and a blower outlet 105 serving as a horizontal blowing is provided on a side surface of the frame 101. It was.
Japanese Examined Patent Publication No. 4-70925 (page 2, FIG. 2, FIG. 3)

  In such a conventional air cleaner, the amount of clean air supplied is small in front of the main body 103 because the air is sucked in from the suction port 104 provided in the front panel 102 and is blown out from the blowout port 105 directed laterally on the side surface. Therefore, it is required to supply purified air not only in the lateral direction but also in the forward direction so that the air circulation is good and the room is quickly cleaned.

  The present invention solves such a conventional problem, and an object of the present invention is to provide an air purifier capable of promptly purifying the room by supplying purified air also in the lateral direction and forward. It is said.

In order to achieve the above object, the air cleaner of the present invention is provided with a vertically long fan inside, a vertically long body having a vertically long dust collecting portion on the intake side of the fan, and a vertically long body on one side of the body. It has a horizontal suction port, a vertically long horizontal air outlet is provided on the other side, a front air outlet is provided on the front surface of the main body on the side of this horizontal air outlet, the front air outlet has a vertically long shape, and air is blown from the front air outlet. The amount of blown air blown is made smaller than the amount of blown air blown from the side blower outlet .

By this means, the indoor air circulation can be improved and the indoor air can be quickly purified, a vertically uniform air flow can be generated, the indoor air circulation can be improved, and the draft feeling can be reduced. An air purifier is obtained.

  Another means is that an ionization means is provided at the front outlet and the dust collecting part is an electric type.

  By this means, it is possible to quickly fill the room with ions, and it is possible to obtain an air cleaner capable of improving the electrostatic dust collection efficiency.

Further, the other means is configured such that the flow of air blown from the front outlet and the side outlet is substantially in the same direction , the fan is driven, and the air sucked from the side inlet passes through the dust collecting part, It is characterized in that it flows in a diverted manner to the side outlet and the front outlet .

  By this means, an air cleaner capable of promoting ion diffusion is obtained.

  Another means is that an ionization means is provided at the side outlet.

  By this means, an air cleaner capable of releasing a large amount of ions into the room can be obtained.

  The other means is configured to apply a negative high voltage to the ionization means and apply a positive high voltage to the dust collecting section.

  By this means, an air cleaner capable of obtaining high dust collection performance can be obtained.

  The other means is configured to apply the same negative high voltage to the ionization means and the dust collecting portion.

  By this means, cost reduction and downsizing of the high pressure unit can be achieved.

  Another means is to provide a wind direction changing louver at the front outlet.

  By this means, ion diffusion efficiency can be increased.

  Another means is that a second ionization means is installed on the windward side of the dust collecting section.

  By this means, an air cleaner capable of improving dust collection performance is obtained.

According to the present invention, the circulation of indoor air can be improved, purification can be performed quickly, and the draft feeling can be reduced.

  In addition, it is possible to provide an air cleaner that can promote the release of ions and increase the release of ions.

  Moreover, the air cleaner which can acquire high dust collection performance can be provided.

  In addition, cost reduction and downsizing of the high pressure unit can be achieved.

According to the first aspect of the present invention, a vertically long fan is provided inside, a vertically long main body having a vertically long dust collecting portion on the intake side of the fan, and a vertically long horizontal suction port on one side of the main body. The other side surface is provided with a vertically long horizontal air outlet, the front air outlet is provided on the front surface of the main body on the side of the horizontal air outlet, the shape of the front air outlet is a vertically long shape, and the amount of air blown from the front air outlet The amount of air blown from the side outlet is less than the amount of air blown from the side outlet , and the amount of clean air supplied was small on the front side of the main body only with the side outlet, but by providing a front outlet, air circulation was achieved. It is possible to quickly clean the room, generate a uniform airflow vertically, improve the circulation of the air in the room, and reduce the draft feeling by suppressing the amount of air blown forward. Have.

Further, the invention according to claim 2 is provided with ionization means at the front outlet, and the dust collecting part is an electric type, the diffusion of ions to the front of the main body is improved, and the entire room is filled with ions. It can be performed quickly and has the effect of improving electric dust collection efficiency.

According to a third aspect of the present invention, the flow of air blown from the front outlet and the side outlet is set in substantially the same direction , the fan is driven, and the air sucked from the side inlet opens the dust collecting portion. As described above, the flow is divided into the side blow outlet and the front blow outlet, and ions emitted from the front blow outlet ride on the side blown air to promote the diffusion of ions.

Further, the invention according to claim 4 is provided with an ionization means at the side outlet, and since the number of ion generating parts is increased, more ions can be discharged and the amount of air is large, so that a large number of ions are present in the room. Can be released.

Further, the invention according to claim 5 is configured to apply a negative high voltage to the ionization means and apply a positive high voltage to the dust collecting part. When a positive voltage is applied to the dust collecting part, The negatively charged dust is pulled by the electric field in the space, and is attracted to the positive electrode plate by the Coulomb force, so that high dust collection performance can be obtained.

Further, the invention according to claim 6 is configured to apply the same negative high voltage to the ionization means and the dust collection section, and by making the voltage of the ionization means and the voltage value of the dust collection section the same. The voltage can be supplied with one output terminal, which leads to cost reduction. Further, by making the output one, the size of the high-pressure unit can be reduced, and the negatively charged dust is attracted to the negative counter electrode in the dust collecting portion, and the dust collecting performance can be maintained.

The invention according to claim 7 is provided with a wind direction changing louver at the front outlet, and when the air purifier main body is installed indoors, the performance changes depending on the installation direction. By providing a wind direction changing louver, it is possible to set the wind direction in such a direction that ion diffusion can be improved and to reduce the draft feeling.

The invention according to claim 8 is the one in which the second ionization means is installed on the windward side of the dust collecting portion, and the ionization means is provided in the outlet, but the ionization is controlled depending on the size of the room and the arrangement of the furniture. In some cases, the diffusion may not be sufficient, and in this case, the negative ion charge of the dust becomes insufficient, but the second dust collection performance can be enhanced before the dust collection unit.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

(Embodiment 1)
As shown in FIGS. 1 to 5, an internal fan 1 is provided in a vertically long shape, a vertically long main body 3 having a vertically long dust collecting portion 2 on the intake side of the fan 1, and a horizontal suction port 4 on one side of the main body 3. The other side surface is provided with a horizontal outlet 5, a vertically long front outlet 6 is provided on the front surface of the main body 3 on the side of the horizontal outlet 5, and the amount of air blown from the front outlet 6 is blown from the side outlet 5. The flow rate of the air blown from the front outlet 6 and the side outlet 5 is formed so as to be in substantially the same direction.

  Further, the front outlet 6 is provided with an ionization means 9 comprising a needle-like discharge electrode 7 and a counter electrode 8 facing the discharge electrode 7, and a negative high voltage is applied to the discharge electrode 7 of the ionization means 9, A high voltage power supply 11 is provided so that a positive high voltage can be applied to the dust collection electrode 10 of the dust collection unit 2, and the ground electrode 12 and the counter electrode 8 are connected to GND.

  In the above configuration, when the air purifier is operated, the fan 1 is driven, the air sucked from the side suction port 4 passes through the dust collecting part 2, and is divided into the side blower outlet 5 and the front blower outlet 6, and the airflow flows.

  Also, negative ions are generated by the ionization means 9 provided at the front outlet 6 and are diffused into the room by the air flow blown out from the side outlet 5 and the front outlet 6 so that the dust contained in the indoor air becomes negative. Dust that is charged and negatively charged dust is sucked in from the side suction port 4 and dust that is negatively charged when passing between the positive dust collecting electrode 10 and the ground electrode 12 of the dust collecting portion 2 is As shown in FIG. 5, the dust is attracted to the dust collecting electrode 11 by the action of the Coulomb force F and collected.

  And the clean air which collected dust is sent by the fan 1 to the front blower outlet 6 which provided the ionization means 9, and the ionization means 9 is not contaminated with dust, and it is relieved that ionization efficiency falls. The air circulation is also improved, and the purification of the indoor air is promoted.

  Further, by forming the horizontal blower outlet 5 and the front blower outlet 6 in a vertically long shape, a vertically long uniform air flow is generated, the circulation of indoor air is improved, and the amount of blown air blown from the front blow outlet 6 is horizontally blown. Since it forms less than the amount of blowing air blown from the outlet 5, the draft feeling due to the air flow blown out from the front blowing outlet 6 can be reduced.

  Further, since the flow of the air blown from the front outlet 6 and the side outlet 5 is set in substantially the same direction, negative ions released from the front outlet 6 ride on the blower flow of the side outlet 5 to diffuse the ions. Will be encouraged.

(Embodiment 2)
As shown in FIGS. 6 and 7, an ionizing means 9A comprising a discharge electrode 7A and a counter electrode 8A is provided at the side outlet 5A.

  In the above configuration, when the air purifier is operated, negative ions are generated by the ionization means 9A, a large amount of ions are released from the large horizontal air outlet 5A, and much dust contained in the indoor air is negatively charged. When a large amount of dust is collected by the dust collecting electrode 10 of the dust collecting portion 2 and is sucked in from the horizontal suction port 4, and if ionization means (not shown) is provided at the front outlet, the dust collecting is further performed. Efficiency will increase.

(Embodiment 3)
As shown in FIGS. 8 to 10, the front outlet 6A is provided with an ionization means 9B comprising a needle-like discharge electrode 7B and a counter electrode 8B facing the discharge electrode 7B, and the discharge electrode 7B of the ionization means 9B is negatively charged. A high voltage power supply 11A is provided so that a high voltage can be applied and the same negative high voltage can be applied to the dust collection electrode 10A of the dust collection unit 2A, and the ground electrode 12A and the counter electrode 8B are connected to GND.

  In the above configuration, when the air purifier is operated, the fan 1 is driven, and the air sucked from the side suction port 4 passes through the dust collecting part 2A and is divided into the side blow outlet 5 and the front blow outlet 6A, and the airflow flows.

  Also, negative ions are generated by the ionization means 9B provided at the front outlet 6A, and are diffused into the room by the air flow blown from the side outlet 5 and the front outlet 6A, and dust contained in the indoor air is negative. The air containing the negatively charged dust is sucked from the side suction port 4 and is negatively charged when passing between the negative dust collecting electrode 10A and the ground electrode 12A of the dust collecting portion 2A. As shown in FIG. 10, the dust is attracted to the ground electrode 12A side by the action of the Coulomb force F, and the ground electrode 12A serves as a dust collecting portion and is collected.

  The clean air collected is sent by the fan 1 to the front outlet 6A provided with the ionization means 9B, so that the ionization means 9B is not contaminated by dust and the ionization efficiency is reduced. In addition, since the high-voltage power supply 11A only needs to supply a negative high voltage, two types of high voltages are used, as in the case of sending a negative high voltage to the ionization means and a positive high voltage to the dust collector. The high-voltage power supply has become large in order to be able to supply power, but by supplying one type of high voltage, the high-voltage power supply 11A can be reduced in size and can be easily incorporated into the main body 3. In addition, the cost can be reduced.

  Although the third embodiment has been described with the ionization means 9B provided at the front outlet 6A, it goes without saying that the same effect can be obtained even if the ionization means is provided at the side outlet 5.

(Embodiment 4)
As shown in FIG. 11, it is set as the structure which provided the vertically long wind direction louver 13 in the vertically long front blower outlet 6B.

  In the above configuration, the discharge direction of negative ions discharged from the front outlet 6B can be changed by the wind direction louver 13 provided at the front outlet 6B, and the wind direction louver 13 corresponds to the installation direction of the main body 3A. Can be adjusted to form a state of good diffusion of negative ions.

(Embodiment 5)
As shown in FIG. 12, the high voltage power supply 11B is applied so that a negative high voltage is applied to the discharge electrode 7C of the second ionization means 14 composed of the discharge electrode 7C and the counter electrode 8C on the windward side of the dust collecting portion 2B. Connected and configured corresponding to the horizontal suction port 4A.

  In the above configuration, when the ionization means 9A provided at the front outlet 6A cannot sufficiently charge the dust in the air with a negative charge, the second ionization means when sucked into the side suction port 4A. 14, the dust is negatively charged and the negatively charged dust is collected in the dust collecting portion 2A, so that the dust collection efficiency is improved.

  It can be easily used for an air conditioner incorporating a dust collection function using a technique of charging ions to dust outside the device and collecting the dust inside the device, and can be applied to the use of reducing the degree of contamination by dust.

1 is a cross-sectional view of an air cleaner according to Embodiment 1 of the present invention. Perspective view of the air cleaner Enlarged perspective view of ionization means of the air cleaner Schematic showing the configuration of the air cleaner Explanatory drawing which shows the effect | action of the Coulomb force (F) in the dust collection part of the air cleaner The perspective view of the air cleaner of Embodiment 2 of this invention. Schematic showing the configuration of the air cleaner The perspective view of the air cleaner of Embodiment 3 of this invention. Schematic showing the configuration of the air cleaner Explanatory drawing which shows the effect | action of the Coulomb force (F) in the dust collection part of the air cleaner The principal part perspective view of the air cleaner of Embodiment 4 of this invention. Schematic which shows the structure of the air cleaner of Embodiment 5 of this invention. Exploded perspective view of a conventional air cleaner (B) Perspective view showing the front side of the air cleaner (b) Perspective view showing the rear side of the air cleaner

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Fan 2 Dust collection part 2A Dust collection part 2B Dust collection part 3 Main body 5 Side blower outlet 5A Side blower outlet 6 Front blower outlet 6B Front blower outlet 9 Ionizing means 9A Ionizing means 9B Ionizing means 13 Wind direction louver 14 2nd ionizing means

Claims (8)

A vertically long body with a vertically long fan and a vertically long dust collecting part on the intake side of the fan, a vertically long suction port on one side of this body, and a vertically long horizontal outlet on the other side the provided front air outlet on the front panel of the Yokobuki outlet provided, the front and outlet shape vertically elongated shape, from the airflow volume to be blown airflow volume blown from the front air outlet from said Yokobuki outlet reduce the air cleaner. The air cleaner according to claim 1, wherein an ionization means is provided at the front outlet and the dust collecting section is an electric type. The flow of the air blown from the front outlet and the side outlet is set in substantially the same direction , the fan is driven, and the air sucked from the side inlet passes through the dust collecting portion, and passes to the side outlet and the front outlet. The air cleaner according to claim 1 or 2 , wherein the air cleaner is divided and flows . The air cleaner according to claim 1 or 2 , wherein an ionization means is provided at the side outlet. The air cleaner according to claim 2 or 4 , wherein a negative high voltage is applied to the ionization means and a positive high voltage is applied to the dust collecting portion. The air cleaner according to claim 2 or 4 , wherein a negative same high voltage is applied to the ionization means and the dust collecting section. The air cleaner according to claim 1, wherein a wind direction changing louver is provided at the front outlet. The air cleaner according to claim 2 or 4, wherein a second ionization means is installed on the windward side of the dust collecting portion.

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