KR100856708B1 - Air cleaner by electrical dust collect - Google Patents

Abstract

An electric dust collecting type air cleaner is provided to prevent accidents such as an electric shock by discharging a voltage remained on a discharge electrode plate, cut off a high voltage supplied to a dust collecting electrode plate and the discharge electrode plate by controlling power of a high voltage generating part, and increase cleaning efficiency and reduce cleaning time substantially by cleaning an inner part of a body easily. An electric dust collecting type air cleaner(1) comprises: a body(10) having a dust collecting electrode plate hopper(11c) formed in a top part thereof, inflow holes(11a) formed in a front face thereof, and an exhaust hole formed in a rear face thereof; a fan unit(20) installed on an inner wall of the rear face of the body to flow in surrounding air through the inflow holes and exhaust the surrounding air that has flown in through the exhaust hole; a high voltage generating part(30) installed inside the body to generate a high voltage; a discharge electrode plate(40) installed in the body and connected to a cathode of the high voltage generating part to electric charge dust contained in the surrounding air by corona discharge; a dust collecting electrode plate(50) inserted into the dust collecting electrode plate hopper, joined with the body, and connected to an anode of the high voltage generating part to collect dust that has been electric charged by the discharge electrode plate; an anion generating part(60) connected to the cathode of the high voltage generating part to generate anions when the high voltage generating part generates a high voltage; and a discharge induction unit(70) of which one side is connected to the anode of the high voltage generating part, of which the other side contacts the discharge electrode plate at the initial location, and of which one side is rotatably pressed onto the dust collecting electrode plate such that the discharge induction unit is spaced from the discharge electrode plate when the dust collecting electrode plate is inserted into the dust collecting electrode plate hopper. Further, the discharge electrode plate comprises a plurality of needle typed projections.

Description

Air cleaner by Electrical dust collect

The present invention relates to an electrostatic precipitating air purifier, and, according to the present invention, when the discharge induction unit is drawn out of the main body by installing the discharge induction unit inside the main body, the discharge induction unit contacts the discharge electrode plate by discharging the electrode. The present invention relates to an electrostatic precipitating air purifier that can prevent accidents such as electric shock of a user by discharging a voltage remaining on a plate.

In general, an electrostatic precipitating air purifier introduces ambient air containing pollutants such as dust or bacteria, collects pollutants contained in the ambient air, purifies the surrounding air, and discharges the purified pollutants to the outside. A filter type electrostatic precipitating air purifier that collects pollutants contained in the surrounding air using a filter, and a high voltage is applied to the discharge plate to charge the pollutants contained in the surrounding air by corona discharge and discharge the charged pollutants. It can be divided into an electrostatic precipitating air cleaner collected in the dust collecting plate.

An example of a conventional electrostatic precipitating type air purifier, for example, an air inlet is formed on the front surface, an air discharge hole is formed on the rear surface, and a dust collector plate inlet is formed on the upper side, a fan unit installed to correspond to the air discharge hole on the inside of the main body, and the body. A high voltage generating part installed inside and generating a high voltage, a plurality of needle-shaped protrusions are formed and connected to the negative pole of the high voltage generating part to discharge a pollutant contained in surrounding air by corona discharge, and a high voltage generating part It consists of a dust collector connected to the positive pole to collect charged pollutants.

Looking at the operation of the conventional electrostatic precipitating air cleaner as follows.

When power is applied from the outside, the fan unit is driven to introduce ambient air through the air inlet, and the high voltage generator generates a high voltage to apply voltages of the negative and positive poles to the discharge plate and the dust collecting plate, respectively. At this time, the discharge plate charges dust by corona discharge.

Here, the corona discharge refers to a phenomenon in which discharge occurs while the electric field of the pole becomes stronger when one pole or the anode is in the form of a rod or needle.

Charged dust is repulsed with the discharge plate, which is the same pole, and attraction force is generated with the dust collecting plate and is collected on the dust collecting plate while being attached to the outer surface of the collecting plate.

However, the conventional electrostatic precipitating type air purifier does not discharge the voltage remaining in the discharge plate when the power is turned off and the dust collecting plate is taken out of the main body for replacement and cleaning of the dust collecting plate, and the user remains in contact with the discharge plate. There was a problem that an accident that the user is electrocuted by the voltage.

In addition, the conventional electrostatic precipitating type air purifier has a problem that the work is very cumbersome and the cleaning work time is increased by separating and cleaning the main body when the inside of the main body except the dust collecting plate needs to be cleaned.

The present invention has been made to solve the above problems, the object of the present invention is to discharge by inducing the discharge induction unit to contact the discharge electrode plate when the discharge induction unit is drawn from the main body by installing the discharge induction unit inside the main body The present invention provides an electrostatic precipitating type air purifier that can prevent accidents such as electric shock of a user by discharging the voltage remaining on the electrode plate.

In addition, when the dust collector electrode is drawn out of the main body by installing a power supply unit for operating the switch unit when the switch unit is inserted into the main body and the dust collecting electrode plate is inserted into the main body, the power is supplied to the dust collecting electrode plate and the discharge electrode plate. The present invention provides an electrostatic precipitating air purifier capable of blocking high voltage.

In addition, when installing the inside of the main body by installing the air supply device and the air spray nozzle, the electric dust collection type that can significantly reduce the cleaning efficiency and cleaning work time by allowing the operator to easily clean the inside of the main body without removing the main body. In providing an air cleaner.

According to an aspect of the present invention for achieving the above object, in the electrostatic precipitating type air purifier having the function of electrostatic precipitating and anion discharge, the collecting electrode plate inlet is formed in the upper portion, the inlet air surrounding the inlet The ball is formed, the main body is formed with a discharge hole for discharging the surrounding air introduced into the rear, the rear wall of the main body is installed to introduce the ambient air through the inlet hole, to discharge the ambient air introduced through the discharge hole A discharge unit installed in the fan unit, the high voltage generation unit generating a high voltage inside the main unit, and installed in the main body and connected to the negative electrode of the high voltage generation unit to charge dust contained in ambient air by corona discharge. Inserted into the electrode plate, the dust collecting electrode plate inlet is coupled to the main body, when coupled to the main body and connected to the positive electrode of the high voltage generating portion And a dust collecting electrode plate collecting dust charged by the discharge electrode plate, a negative electrode generating part connected to the negative electrode of the high voltage generating part to generate an anion when a high voltage is generated in the high voltage generating part, and one side of the high voltage generating part. It is connected to the (+) pole, the other side is in contact with the discharge electrode plate in the initial position, when the dust collecting electrode plate is inserted into the collecting electrode plate inlet, one side is pressed by the dust collecting electrode plate is rotated and spaced apart from the discharge electrode plate To provide an electrostatic precipitating air purifier, characterized in that it comprises a discharge induction unit.

In addition, the discharge electrode plate preferably includes a plurality of needle-shaped protrusions protruding in a pointed needle shape.

In addition, the discharge induction unit is located in a region in contact with one side of the guide projection protruding on one side of the main body and the collecting electrode plate inserted into the collecting electrode plate inlet, one end is rotatably installed inside the main body, A guide hole into which the guide protrusion is inserted is formed at an end thereof so that the guide hole is connected to the rotating plate of a conductive material and guided by the guide protrusion and the positive pole of the high voltage generator, and is additionally supported by the high voltage generator. The other end may include an elastic member made of a conductive material to provide an elastic force to the rotating plate so that the rotating plate contacts the discharge electrode plate by supporting one side of the rotating plate.

In addition, it is installed on one side of the main body, one end is rotatably coupled to the switch unit for intermitting the power supply and the area in contact with one side of the dust collecting electrode plate inside the main body is inserted into the dust collecting electrode plate inlet. When it is preferable that one side is pressed by the dust collecting electrode plate to include a power supply pressing unit for operating the switch unit.

The apparatus may further include an air supply device installed at one side of the main body, and an air injection nozzle connected to the air supply device and injecting air supplied into the main body when air is provided from the air supply device.

According to the present invention described above, when the discharge induction unit is installed inside the main body and draws out the collecting electrode plate from the main body, the discharge induction unit is brought into contact with the discharge electrode plate to discharge the voltage remaining on the discharge electrode plate. The same unforeseen accidents can be prevented beforehand.

In addition, when the dust collector electrode is drawn out of the main body by installing a power supply unit for operating the switch unit when the switch unit is inserted into the main body and the dust collecting electrode plate is inserted into the main body, the power is supplied to the dust collecting electrode plate and the discharge electrode plate. It is effective to cut off high voltage.

In addition, when the air supply device and the air spray nozzle are installed to install the inside of the main body, the operator can easily clean the inside of the main body without removing the main body, thereby significantly reducing the cleaning efficiency and the cleaning work time. .

Hereinafter, an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

1 is an overall perspective view of an electrostatic precipitating type air purifier for electrostatic precipitating according to an embodiment of the present invention, and FIG. 2 is an exploded perspective view of an electrostatic precipitating type air purifying apparatus according to an exemplary embodiment of the present invention.

As shown in these drawings, the electrostatic precipitating type air cleaner 1 according to an embodiment of the present invention includes a main body 10, a fan unit 20, a high voltage generator 30, and a discharge electrode plate. 40, a dust collecting electrode plate 50, an anion generating unit 60, a discharge induction unit 70, a switch unit 80 and a power supply pressing unit 90.

The main body 10 is largely divided into a front portion 11 and a rear portion 12 to form an overall appearance.

The front part 11 is formed with an inlet hole 11a and an operation panel 11b into which peripheral air flows, and a dust collecting electrode plate inlet 11c into which a dust collecting electrode plate 50 to be described later is inserted is formed on the front part 11. do.

In addition, although not shown in the drawing, a guide groove into which the dust collecting electrode plate 50 to be described later is inserted is formed in the inner wall of the front portion 11, and at the end of the guide groove of the high voltage generator 30 described later ( The connection part of the conductive material connected to the pole is combined.

The operation panel 11b includes an LED unit 11ba displaying a current operation state, a power button unit 11bb, and a fan drive button unit 11bc, and allows a worker to operate a configuration described later. Do it.

The rear portion 12 is coupled to the front portion 11, the discharge hole 12a for discharging the surrounding air introduced into the inlet hole (11a) is formed. In addition, a power connector 12b is installed at one side of the rear portion 12 to supply power from the outside.

The fan unit 20 is installed to correspond to the discharge hole 12a on the inner wall of the rear part 12 so that the ambient air flows through the inlet hole 11a and the ambient air introduced through the discharge hole 12a is discharged. It plays a role.

The high voltage generator 30 is installed at one side of the rear part 12 and is connected to the power connector 12b to generate a high voltage by applying power to serve to apply a high voltage to each component.

The discharge electrode plate 40 is connected to the (-) pole of the high voltage generator 30 and is installed on one side of the rear part 12, and receives high voltage from the high voltage generator 30 to be included in the surrounding air by corona discharge. To charge the pollutants. Here, the discharge electrode plate 40 has a plurality of pointed needle-like protrusions 41 protruding toward the front portion 11, the reason why the needle-like protrusions 41 are formed is to cause the corona discharge at a relatively low voltage It is for.

The dust collecting electrode plate 50 is formed in a plate shape, and a plurality of dust collecting holes 51 are formed on the outer surface thereof, and are coupled to the main body 10 through the dust collecting electrode plate inlet 11c of the front part 11. At this time, the dust collecting electrode plate 50 is inserted into the main body 10 along the guide groove formed in the front portion 11, the connection portion provided at the end of the guide groove is in contact with one side of the collecting electrode plate 50, high voltage When the positive voltage of the generator 30 is applied, the pollutant charged by the discharge electrode plate 40 is collected.

One end of the negative ion generator 60 is connected to the (-) pole of the high voltage generator 30, the other end is provided near the inlet hole (11a) of the front portion 11, the high voltage from the high voltage generator 30 Received to act to generate negative ions outside through the inlet (11a).

The discharge induction unit 70 includes a guide protrusion 71 protruding from one side of the upper surface of the high voltage generator 30, and one side of the dust collecting electrode plate 50 coupled to the main body 10 of the upper surface of the high voltage generator 30. Rotating plate 72, one end of which is rotatably coupled to the contact area, and an elastic member 73, one end of which is connected to the (+) pole of the high voltage generator 30, and the other end of which supports one side of the rotating plate 72. When the dust collecting electrode plate 50 is withdrawn from the main body 10, one side discharges the voltage remaining on the discharge electrode plate 40 by inducing discharge in contact with one side of the discharge electrode plate 40. Play a role.

Rotating plate 72 is formed of a conductive material, the guide hole 72a for inserting the guide protrusion 71 is formed at the other end is guided by the guide protrusion to rotate. In addition, the rotating plate 72 is provided with a ground pin 72b contacting one side of the discharge electrode plate 40 on one side thereof, and pressurized on one side of the dust collecting electrode plate 50 coupled to the main body 10 on the other side thereof. The portion 72c is formed.

The elastic member 73 supports one side of the rotary plate 72 as described above, and provides the elastic force in the direction of the discharge electrode plate 40 to the rotary plate 72 so that the dust collecting electrode plate 50 is the main body 10. When it is withdrawn from the rotating plate 72 rotates in the direction of the discharge electrode plate 40 serves to make the ground pin 72b in contact with one side of the discharge electrode plate (40).

The switch unit 80 is installed on the other side of the upper surface of the high voltage generator 30, in which the discharge induction unit 70 is not installed, and is connected to the power connector 12b to control the power.

The power pressing unit 90 is rotatably coupled to the upper portion of the switch unit 80 of the upper surface of the high voltage generator 30 so that the dust collecting electrode plate 50 is inserted into the dust collecting plate inlet 11c. One side is pressed to the rotation 50 to act to operate the switch unit 80.

3 is a cross-sectional view of the dust collecting electrode plate is coupled to the main body of the electrostatic precipitating type air purifier according to an embodiment of the present invention, Figure 4 is an electrostatic precipitating type air purifier according to an embodiment of the present invention 5 is a block diagram showing the operation, Figure 5 is a view showing a drawing out the collecting electrode plate from the main body of the electrostatic precipitating type air purifier for electrostatic collection according to an embodiment of the present invention.

First, as shown in FIG. 4, when the dust collecting electrode plate 50 is introduced through the collecting electrode plate inlet 11c formed in the main body 10, the lower end of the dust collecting electrode plate 50 is one of the power presser 90. By pressing the side, the switch unit 80 is operated.

Next, when power is supplied from the power connector 12b to the fan unit 20 and the high voltage generator 30 by the operation of the switch unit 80 as shown in FIG. 5, the fan unit 20 is driven. Ambient air is introduced through the inlet formed in the front portion 11 of the main body 10, and the high voltage generator 30 generates the power applied from the power connector 12b at a high voltage to generate the negative ion generator 60 and discharge. The high voltage of the negative electrode is applied to the electrode plate 40, and the high voltage of the positive electrode is applied to the dust collecting electrode plate 50.

 Among the negative ion generating unit 60 and the high voltage generating unit 30, to which the high voltage of the negative pole is applied from the high voltage, the negative ion generating unit 60 generates negative ions to discharge the negative ions to the outside through the inlet, and the high voltage generating unit ( 30 charges the ambient air introduced into the main body 10 by the fan unit 20.

Here, if the principle that the pollutant is charged by the discharge electrode plate 40 will be described briefly, the high voltage applied to the discharge electrode plate 40 is moved to the needle projections 41 of the discharge electrode plate 40 and is corona discharged. Strong (-) pole electrons are emitted around the needle protrusion 41, and the emitted electrons collide with the surrounding air to charge the contaminants contained in the ambient air to the (-) pole. The pollutant charged to the negative electrode has a repulsive force acting on the discharge electrode plate 40 of the negative electrode, and an attractive force acts on the dust collecting electrode plate 50 of the positive electrode to collect the collecting electrode plate 50. It is collected by attaching to the surface of).

Then, when the dust collecting electrode plate is withdrawn from the main body 10 to control the contaminants collected on the surface of the collecting electrode plate 50, the power pressing unit 90 has an elastic force of the operation button of the switch as shown in FIG. The power is cut off while being rotated upward by the upper portion, and the discharge induction unit 70 is rotated to the discharge electrode plate 40 by the elastic force of the elastic member 73 so that the ground pin 72b is in contact with the discharge electrode plate 40. The high voltage remaining in the discharge electrode plate 40 is moved to the elastic member 73 connected to the positive electrode of the high voltage generator 30 through the discharge induction unit 70 to forcibly discharge the discharge electrode plate. The high voltage remaining at 40 is discharged to the outside.

Figure 6 is a cross-sectional view showing the interior of the electrostatic precipitating type air purifier for electrostatic collection according to another embodiment of the present invention.

6 is the same as the embodiment of FIGS. 1 to 5, but is connected to the air supply device 100 and the air supply device 100 inside the main body 10 to inject air into the main body 10. In order to clean the inside of the main body 10 by installing the air spray nozzle 110 further, it is intended to shorten the cleaning efficiency and the cleaning operation time inside the main body 10 by spraying air into the main body 10.

The air supply device 100 is directly connected to the power connector 12b of the main body 10 to operate separately from the other components. In addition, the air supply device 100 is connected to an air storage means (not shown) from the outside so that the air is supplied to the air injection nozzle 110 or the air injection method such as using the air to fill the air supply device 100 Any structure can be applied as long as it can supply air to the nozzle 110.

Air injection nozzle 110 is preferably provided in a plurality in both sides in the main body 10 so that the air is uniformly injected throughout the entire body 10.

Since the rest of the structure is the same as the above-described basic embodiment, the rest of the description will be omitted.

Although the present invention has been described in connection with the above-mentioned preferred embodiments, it is possible to make various modifications or variations without departing from the spirit and scope of the invention. Accordingly, the appended claims will cover such modifications and variations as fall within the spirit of the invention.

1 is an overall perspective view of an electrostatic precipitating type air purifier for electrostatic precipitating according to an embodiment of the present invention;

Figure 2 is an exploded perspective view of the electrostatic precipitating type air purifier for disassembly according to an embodiment of the present invention,

3 is a cross-sectional view of a dust collecting electrode plate coupled to the main body of an electrostatic precipitating type air purifier for electrostatic precipitating according to an embodiment of the present invention;

Figure 4 is a block diagram showing the operation of the electrostatic precipitating type air purifier for electrostatic collection according to an embodiment of the present invention;

5 is a view showing a drawing electrode collecting plate from the body of the electrostatic precipitating type air purifier for electrostatic precipitating according to an embodiment of the present invention;

Figure 6 is a cross-sectional view showing the interior of the electrostatic precipitating type air purifier for electrostatic precipitating according to another embodiment of the present invention.

<Description of main drawing code>

1: electrostatic precipitating air cleaner 10: main body

11: front part 11a: inlet hole

11b: control panel 11c: dust collecting plate input hole

12: rear portion 12a: discharge hole

12b: Power connector 20: Fan unit

30: high voltage generator 40: discharge electrode plate

41: needle projection 50: dust collecting electrode plate

51: dust collector 60: negative ion generating unit

70: discharge induction unit 71: guide protrusion

72: meeting board 72a: guide

72b: Grounding pin 72c: Pressurizing part

73: elastic member 80: switch

90: power press unit 100: air supply device

110: air spray nozzle

Claims (5)

In an electrostatic precipitating type air purifier having electrostatic precipitating and negative ion release functions, A main body having a dust collecting electrode plate inlet formed at an upper portion thereof, an inflow hole into which peripheral air is introduced at a front surface thereof, and a discharge hole through which ambient air introduced at a rear surface thereof is discharged; A fan unit installed on the rear inner wall of the main body to introduce ambient air through the inlet hole and to discharge the ambient air introduced through the outlet hole; A high voltage generator installed inside the main body and generating a high voltage; A discharge electrode plate installed in the main body and connected to the (-) pole of the high voltage generator to charge dust contained in ambient air by corona discharge; A dust collecting electrode plate inserted into the dust collecting electrode plate inlet, coupled to the main body, and connected to the positive electrode of the high voltage generator to collect dust charged by the discharge electrode plate when coupled to the main body; An anion generator connected to the (-) pole of the high voltage generator to generate an anion when a high voltage is generated in the high voltage generator; And One side is connected to the (+) pole of the high voltage generation unit, the other side is in contact with the discharge electrode plate in the initial position, when the dust collecting electrode plate is inserted into the collecting electrode plate inlet, one side is pressed by the dust collecting electrode plate and rotated An electrostatic precipitating type air cleaner comprising a discharge induction unit spaced apart from the discharge electrode plate. The method of claim 1, The discharge electrode plate is an electrostatic precipitating air purifier, characterized in that it comprises a plurality of needle-like protrusions protruding in the shape of a pointed needle. The method of claim 1, The discharge induction unit A guide protrusion protruding from one side of the main body; Located in an area in contact with one side of the collecting electrode plate is inserted into the collecting electrode plate inlet, one end is rotatably installed in the main body, the guide hole is formed in the other end is inserted into the guide projection is the guide hole Rotating plate of conductive material to rotate along; And It is connected to the positive pole of the high voltage generating portion, one end is supported on the high voltage generating portion and the other end supports one side of the rotating plate to provide an elastic force to the rotating plate so that the rotating plate is in contact with the discharge electrode plate Air cleaner comprising an elastic member of a conductive material. The method of claim 1, A switch unit installed at one side of the main body and for interrupting a power supply; And One end of the main body is rotatably coupled to an area in contact with one side of the collecting electrode plate so that when the collecting electrode plate is inserted into the collecting electrode plate inlet, one side of the collecting electrode plate is pressed to rotate to operate the switch unit. Electrostatic precipitating air cleaner comprising a power presser. The method of claim 1, An air supply device installed at one side of the main body; And And an air spray nozzle connected to the air supply device and configured to eject air supplied into the main body when air is provided from the air supply device.

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