KR20190115785A - Heat-recovery ventilators with electric dust filter - Google Patents

Abstract

The present invention relates to a heat recovery type ventilation device applied with a dust collection filter. More specifically, the heat recovery type ventilation device comprises: a main body having a first air circulation unit and a second air circulation unit on one side and the other side; the electric dust collection filter installed in the main body and filtering air flowing inside through the first air circulation unit or the second air circulation unit; and a fixing unit installed in the main body and fixing the electric dust collection filter by connecting the electric dust collection filter to the inner side of the main body. The fixing unit is connected to a side of the electric dust collection filter and has at least one or more first element rails having a grounding pin which can apply electricity to the electric dust collection filter. The heat recovery type ventilation device applied with the dust collection filter can largely reduce a loss of indoor temperature and efficiently filter fine particulate matter.

Description

Heat-recovery ventilators with electric dust filter

The present invention relates to a heat recovery type ventilation apparatus to which the electrostatic precipitating filter is applied, and more specifically, the electrostatic precipitating filter is formed to attract dust by forming an electric field in the air so as to filter fine dust of PM2.5 or less. In the maintenance of the electrostatic precipitating filter, an alarm display is displayed according to the use cycle, and the air purifier system is operated by measuring the degree of indoor carbon dioxide and ultrafine dust, and the air purifier system is operated by a carbon dioxide standard, while maintaining a predetermined value. When it is lowered below, the heat recovery type ventilator with an electrostatic precipitating filter that can minimize the energy loss during ventilation during cooling and heating can be ventilated in the circulation mode or it can greatly reduce the room temperature loss. will be.

Recently, since most people spend time indoors such as public buildings, underground facilities, and offices, the interest in indoor air quality is increasing in consideration of the effect of indoor air on the human body. The main factors that contaminate indoor air quality are particulate materials such as fine dust, asbestos, and dirt, and gaseous chemicals such as formaldehyde and volatile organic compounds. Among them, fine dust and volatile organic compounds adversely affect health when exposed to the human body.

As a method for removing contaminants, a method of exchanging indoor air with external air is mainly used as a method of mechanical ventilation through natural ventilation and an air conditioning system. In addition, Korean Patent Publication No. 10-2015-0050851 (“Air-conditioning filter device” and Korean Patent Publication No. 10-2015-0014820 (“Air-conditioning device with an air purification module”) as a dust collecting device using an air conditioning system. Is disclosed.

The above devices can be filtered for various devices indoors and outdoors. However, a device using a conventional physical filtration filter has a problem in that it is not able to completely filter out the fine dust and ultra-fine dust below PM2.5 that occurs frequently in recent years. As it is related to people's health, it is emerging as an important task to be solved in modern times. In addition, the existing device has to be replaced by a professional technician, but the filter has a disadvantage in that the performance against the volume of the device is not high.

Korean Laid-Open Patent Publication No. 10-2015-0050851 (“Air Conditioning Filter Device”) Korean Laid-Open Patent Publication No. 10-2015-0014820 (“Air-conditioning device having an air purification module”) Korea Patent Publication No. 10-1375468 (“Electric Dust Collector”)

The present invention has been made in order to solve the above problems is inserted an electrostatic precipitating filter that can filter fine dust and ultrafine dust of PM2.5 or less, and measure the degree of fine dust and ultrafine dust in the room The object of the present invention is to provide a heat recovery type ventilator with an electrostatic precipitating filter that can automatically operate an exchange air purifier system.

The objects of the present invention are not limited to the above-mentioned objects, and other objects that are not mentioned will be clearly understood by those skilled in the art from the following description.

Heat recovery type ventilation apparatus of the present invention for achieving the above object, the first air circulation portion and the second air circulation portion is formed on one side and the other side; An electrostatic precipitating filter disposed inside the main body and filtering air introduced into the inside through the first air circulation part or the second air circulation part; And a fixing part disposed inside the main body, the fixing part connecting the electrostatic precipitating filter to the inner surface of the main body and fixed to the electrostatic precipitating filter. At least one first element rail having a ground pin capable of applying electricity may be formed.

In this case, the heat recovery type ventilator includes at least one prefilter disposed inside the main body; It further comprises, wherein the fixing portion may further comprise a second element rail coupled to the side of the prefilter.

The fixing unit may include a plurality of first element rails or second element rails.

In addition, the main body is coupled to the upper cover is made to be removable from each other, the electrostatic precipitating filter is moved up and down along the guide of the first element rail, the ground pin is to be formed on the lower end of the first element rail Can be.

In addition, the main body is characterized in that the first sensor is provided to measure the amount of dust accumulated therein, the heat recovery type ventilator comprises a control box for transmitting the value measured from the first sensor to the outside; And an external controller connected to the control box by wire or wirelessly and including a second sensor measuring ambient air quality and a display displaying a value measured from the first sensor. Compared to the preset air quality can be characterized in that for transmitting the operation signal to the control box.

The first air circulation unit includes a first inlet port and a first outlet port, and the second air circulation unit includes a second inlet port and a second outlet port, and the air sucked through the first inlet port forms the second outlet port. Is discharged through, the air sucked through the second inlet is discharged through the first outlet, the heat recovery type ventilator is disposed inside the main body, the air sucked through the first inlet and the second inlet is It may be made further comprising a heating element passed through.

In addition, the electrostatic precipitating filter may be disposed between the first outlet and the heating element or between the second outlet and the heating element.

In addition, the heat recovery type ventilation apparatus according to another embodiment of the present invention, the main body is formed on the one side and one side and the other side and the second air circulation; An electrostatic precipitating filter disposed inside the main body and filtering air introduced into the inside through the first air circulation part or the second air circulation part; And a heat transfer element disposed inside the main body to exchange heat between the first air circulation unit and the second air circulation unit.

The heat recovery type ventilation apparatus to which the electrostatic precipitating filter of the present invention for solving the above problems has the following effects.

The present invention has the advantage of filtering the fine dust in the air more effectively with the reduction of the performance of the internal heating element through the combination of the electrostatic precipitating filter and the pre-filter, in particular, the present invention is ultra-fine that was difficult to filter with the existing device Even dust can be filtered perfectly.

According to the present invention, by incorporating an electrostatic precipitating filter into a heat recovery type ventilation device, it is possible to ventilate the air while greatly reducing the room temperature loss, and furthermore, the ventilated air is introduced into the room in a clean state. Accordingly, the user can maintain the room temperature at a lower heating cost, which has a great socioeconomic effect.

The present invention can overcome the limitation that the operating cost due to the high pressure loss of the filter dust collection method increases, and to minimize the effect on the installation to the large amount of particulate matter contaminated fluid already installed, it is possible to minimize the economic cost.

The effects of the present invention are not limited to the above-mentioned effects, and other effects not mentioned will be clearly understood by those skilled in the art from the description of the claims.

1 is a perspective view of the inventors of the heat recovery type ventilation apparatus
Figure 2 is a perspective view of a heat recovery type ventilation apparatus showing that the electrostatic precipitating filter is removed in the disassembled state
3 is a cross-sectional plan view of a heat recovery type ventilator partially enlarged with a coupling part of a fixed part and an electrostatic precipitating filter.
Figure 4 is a perspective view of the fixed portion and the electrostatic precipitating filter is coupled
5 is a perspective view of a state in which the fixing part and the electrostatic precipitating filter are disassembled
6 is an enlarged perspective view showing a part of the grounding pin of the fixing part;
7 is a plan view of a heat recovery type ventilator showing a control box and an external controller;
8 is a schematic diagram showing the function of a heating element;
9 is a schematic diagram showing the function of the electrostatic precipitating filter;
10 is a plan view showing a heat recovery type ventilator installed on the building
11 is a flowchart of a method for improving indoor air quality using the heat recovery type ventilator of the present invention.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. For reference, the size of the components, the thickness of the line and the like shown in the drawings referred to in describing the present invention may be somewhat exaggerated for ease of understanding. In addition, terms used in the description of the present invention are defined in consideration of the functions in the present invention and may vary according to a user, an operator's intention, customs, and the like. Accordingly, the definition of this term should be based on the contents throughout the specification.

However, the present invention is not limited to the embodiments disclosed below, but may be implemented in various forms, and only the embodiments are intended to complete the disclosure of the present invention and to those skilled in the art to fully understand the scope of the invention. It is provided to inform you.

1 and 2 is an embodiment of the present invention, Figure 1 shows a perspective view of the heat recovery type ventilation apparatus, Figure 2 shows a perspective perspective view. First, referring to FIG. 1, the heat recovery type ventilation device 1000 of the present invention includes a main body 100 in which a first air circulation unit 110 and a second air circulation unit 120 are formed at one side and the other side. Can be.

In this case, the first air circulation unit 110 may include a first inlet port 111 through which air is introduced and a first outlet port 112 through which air is discharged, and the second air circulation unit 120 may also include air. It may include a second inlet 121 through which the inlet and a second outlet 122 through which the air is discharged.

And the main body 100 of the present invention may be formed so that the cover 130 is coupled to each other detachable, which will be described in more detail with reference to FIG. As shown in Figure 2, the body 100 and the cover 130 may be made to be detached from each other in a variety of ways, it is shown that one embodiment. Referring to FIG. 2, the main body 100 may have an insertion groove 101 and a through groove 102 formed on an upper surface thereof, and the cover 130 may include an insertion protrusion that may be inserted into the insertion groove 101. 131 may be formed on a lower surface thereof, and a fastening groove 132 may be formed to communicate with the through groove 102. The through groove 102 and the fastening groove 132 may be coupled to each other by bolting. Although not shown here, the main body 100 and the cover 130 may be detached through various means disclosed in the related art, and may further include a means such as a hinge.

In addition, as shown in FIG. 2, when the cover 130 is removed from the main body 100, the present invention may be configured to detach the electrostatic precipitating filter 200 disposed therein. In the case of the electrostatic precipitating filter 200 may be installed at a point selected from the inlet and outlet from the first air circulation unit 110 and the second air circulation unit 120, which is included in the flowing air The dust may have electrical properties and may include a filter due to static electricity.

Figure 3 is an embodiment of the present invention, Figure 3 shows a cross-sectional plan view of the heat recovery type ventilator. Referring to FIG. 3, the present invention may include a fixing part 300 together with the main body 100 and the electrostatic precipitating filter 200. The electrostatic precipitating filter 200 and the fixing unit 300 are disposed inside the main body 100, and the fixing unit 300 supports the electrostatic precipitating filter 200 to be fixed, and the electric The dust collecting filter 200 may be detached.

As shown in the partial enlarged view, the fixing part 300 has an inner surface of the first element rail 310 and the first element rail 310 and the main body 100 into which the electrostatic precipitating filter 200 is inserted. It may be made including a blocking unit 320 for connecting between. The blocking unit 320 includes a function of preventing the air introduced into the main body 100 from flowing in an unintended direction, and the first element rail 310 is firmly fixed to the electrostatic precipitating unit. It includes the effect of maintaining the coupling with the filter 200.

In addition, the first air circulation unit 110 and the second air circulation unit 120 described above may further include a first fan motor 113 and the second fan motor 123, respectively. The first fan motor 113 and the second fan motor 123 may be disposed to be adjacent to the first outlet 112 and the second outlet 113. In addition, in the present invention, the first intake port 111 and the first exhaust port 112, which are the first air circulation unit 110, are connected to the outdoor pipe, and the second intake port 121, which is the second air circulation unit 120, is provided. And when the second outlet 122 is connected to the indoor pipe, the electrostatic precipitating filter 200 is disposed to be adjacent to the second outlet 122, which can effectively remove the fine dust flowing into the room It leads to an advantage.

4 to 6 is an embodiment of the present invention, Figure 4 is a perspective view of the fixed portion and the electrostatic precipitating filter coupled state, Figure 5 is a perspective view of the fixed portion and the electrostatic precipitating filter is disassembled state, Figure 6 Denotes a perspective view, in which the ground pin of the fixing part is partially enlarged. First, referring to FIG. 4, the present invention may further include a prefilter 400, and the prefilter 400 may be disposed adjacent to the intake port so as to filter out large foreign substances from the air.

In addition, the fixing part 300 of the present invention may further include a second element rail 330 to which the prefilter 400 may be fixed. In FIG. 4, the four fixing parts 300 in the vertex direction of the rhombus. ) Is arranged, and the pre-filter 400 is disposed in the upper left and upper right directions, but the electrostatic precipitating filter 200 is disposed in the lower left direction. The air introduced from the outside may be primarily filtered through the prefilter 400, and then filtered to finer dust through the electrostatic precipitating filter 200 to allow clean air to flow into the room. And when the discharge from the room to the outside, including the discharge through only the pre-filter 400, in the case of the environment where the fine dust is generated in the room, the electrostatic precipitating filter 200 may be further included in the lower right direction. Of course. In addition, the electrostatic precipitating filter 200 may be used in place of the prefilter 400 to be included in the present invention.

5, the first element rail 310 of the present invention may be formed in plural. In this case, the first element rail 310 may have a length formed vertically and inserted into a side of the electrostatic precipitating filter 200. In addition, when the first element rail 310 is formed in plural, it may include inserting a plurality of electrostatic precipitating filters 200 when more attention is paid to indoor air quality. Also, in the case of the second element rail 330, a plurality of prefilters 400 may be inserted in the same manner as the first element rail 310, or the prefilter 400 and the electrostatic precipitating filter 200 may be mixed. It may include all of the use, or additionally using other filters.

6, the first element rail 310 of the present invention may be formed with a ground pin 340 capable of applying electricity to the electrostatic precipitating filter 200. As described above, the first element rail 310 may be formed to move the electrostatic precipitating filter 200 up and down, and the fixing part 300 applies electricity when the electrostatic precipitating filter 200 is inserted. It may be characterized in that the ground pin 340 is further included in the lower end of the first element rail 310. Accordingly, as shown in FIG. 2, when the user exchanges or inserts a new filter, the electric dust collecting filter 200 may be easily applied.

Figure 7 is an embodiment of the present invention, Figure 7 shows a plan view of a heat recovery type ventilation apparatus shown in the control box and the external controller. Referring to FIG. 7, the main body 100 of the present invention may be formed of a heat insulating material, and may be formed of the heat insulating material to prevent air leakage and inflow in the main body 100 and prevent heat exchange between the inside and the outside. .

In addition, the first fan motor 113 and the second fan motor 123 may be arranged in various forms, including an integrated structure that may be a static balance and dynamic balancing.

In addition, the first inlet 111, the first outlet 112, the second inlet 121, and the second outlet 122 are further provided with an air conditioner such as an anti-wind damper or an electric damper, inlet and outlet. It may further include an advantage of not leaving the level of control.

Here, the present invention may be disposed inside the main body 100, and may further include a heat transfer element 500 through which the air sucked through the first suction port 111 and the second suction port 121 passes. That is, the heat transfer element 500 is formed between the first inlet 111 and the second outlet 122 and between the second inlet 121 and the first outlet 112, the air of a relatively high temperature It is a device that warms the air of relatively low temperature and prevents direct convection. As described above, the heat transfer element 500 has a structure in which a pulp paper having a predetermined air permeability and moisture permeability is formed in a single-layered lamination structure so that heat exchange and humidity exchange (latent heat) can be performed. In addition, the humidity can be formed so that the heat can be exchanged.

In addition, the main body 100 may be provided with a first sensor 140 to measure the amount of dust accumulated therein, the present invention is a control box for transmitting the value measured from the first sensor 140 to the outside ( 600 may be further included. At this time, the first sensor 140 may be made of a single or plural, measuring the amount of dust accumulated in the interior of the main body 100 or filtered to each filter to measure the amount of dust remaining. The first sensor 140 may transmit the measured value to the control box 600, and the control box 600 may be connected to an external controller 700 to transmit and receive a signal.

In addition, the external controller 700 of the present invention may include a second sensor 710 and a display 720. The second sensor 710 may be formed to measure the air quality of the surroundings in real time. 720 may be configured to display the value measured from the first sensor 710. In addition, when the air quality level measured from the second sensor 710 of the external controller 700 is higher than a predetermined level, the external controller 700 may transmit an operation signal to the control box 600. In this case, the control box 600 may transmit an operation signal based on the IoT.

The control box 600 further includes a function of transmitting power to the electrostatic precipitating filter 200 and a function of transmitting operating power to the first fan motor 113 and the second fan motor 123. It can be characterized by what can be done. In this case, the second sensor 710 may include a measurement of the concentration of CO2 in the air or the concentration of ultrafine dust.

8 and 9 are embodiments of the present invention, Figure 8 is a schematic diagram for showing the function of the electrothermal irradiation, Figure 8 is a schematic diagram for showing the function of the electrostatic precipitating filter. First, referring to FIG. 8, when the first fan motor 113 and the second fan motor 123 are operated as described above, indoor and outdoor air flows into the apparatus. In addition, a pre-filter 400 may be formed at an inflow point to collect and filter dust first. In addition, the filtered dust may pass heat remaining in the air introduced from the room through the heat transfer element 500 to the air introduced from the outside. In the present invention, when the second fan motor 123 is disposed indoors, an electrostatic precipitating filter is inserted between the second fan motor 123 and the heating element 500 so that the air flowing into the room is more comfortable. It leads to the advantages that are formed.

9, the electrostatic precipitating filter 200 has a pair of first element rails 310 coupled to both sides thereof, and the pair of first element rails 310 are connected to an external power source. In addition, the electrostatic precipitating filter 200 may be formed to flow electricity. In this case, the external power source may include all of those connected to the control box or separately formed.

10 is an embodiment of the present invention, Figure 10 is a plan view showing a heat recovery type ventilator installed on the building. As shown in FIG. 10, the heat recovery type ventilation device 1000 of the present invention may be connected to the first pipe and the second pipe installed in the room, respectively, and may be connected to the pipe installed outdoors or the heat recovery type ventilation device 1000. ) May be formed to include all that are open to the outside. As such, when the heat recovery type ventilation device 1000 is disposed indoors, the user can eliminate inconvenience caused by fine dust in China or bad air quality in the city, and of course, the satisfaction of consumers and the health of all from the supplier's point of view. It can lead to problems, which can have a huge effect. In addition, the present invention has the advantage that can be filtered using an electrostatic precipitator, even ultra-fine dust of PM2.5 or less difficult to filter in general.

FIG. 11 is an embodiment of the present invention, and FIG. 11 is a flowchart of a method for improving indoor air quality using the heat recovery type ventilator of the present invention. Referring to FIG. 11, the indoor air quality improving method of the present invention may include an indoor air quality measurement, an air circulation mode, and an air cleaning mode. This will be described in more detail according to each flow.

The start may be performed by a user turning on the power of the external controller 700. In addition, the control box 600 may include those operated together when the external controller 700 is operated, and the control box 600 and the external controller 700 may have their respective power sources. Here, when the user turns on the power of the external controller 700, the second sensor 710 of the external controller 700 may be configured to measure indoor air quality.

At this time, if the indoor CO2 concentration is higher than the reference value while the second sensor 710 measures the indoor air quality, the first fan motor 113 or the second fan motor of the heat recovery type ventilator 1000 in the air circulation mode step. 123 may be activated to start indoor and outdoor ventilation. In addition, when the second sensor 710 measures the measured indoor fine dust concentration above the reference value, the external controller 700 may apply electricity to the electrostatic precipitating filter 200 of the heat recovery type ventilator 1000. A signal may be sent to the control box 600 so that the control box 600 can be sent. In this case, the control box 600 may transmit an operation signal based on the IoT. Accordingly, the electrostatic precipitating filter 200 is operated to collect ultra-fine dust of air introduced from the outside, and to discharge the air in a bad air quality in the room to the outside. Accordingly, when the air circulation mode and the air cleaning mode using the electrostatic filter 200 are operated together, the indoor air may be kept more clean.

Here, the external controller 700 is lower than the set value when the second sensor 710 measures the indoor air quality in real time, and if the indoor air quality is improved, the operation of the heat recovery type ventilator 1000 is stopped again. The second sensor 710 may be configured to measure indoor air quality. Here, the reference value of CO2, the reference value of ultrafine dust, and the setting value of CO2 and fine dust may vary according to a situation, and it may be desirable to allow the user to operate the external controller 700 at a desired level. Accordingly, the user can maintain the indoor air quality at the desired level. In addition, the CO 2 and the fine dust set value may be lower than the reference value, which leads to the effect of preventing the phenomenon that the device is repeatedly started and stopped when the reference value and the set value is the same.

As described above, the preferred embodiments of the present invention have been described, and the fact that the present invention can be embodied in other specific forms in addition to the above-described embodiments without departing from the spirit or scope thereof has ordinary skill in the art. It is obvious to them. Therefore, the above-described embodiments are to be considered as illustrative and not restrictive, and therefore, the invention is not to be limited to the foregoing description, but is intended to be included within the scope of the appended claims and their equivalents.

1000: heat recovery type ventilator
10: first piping 20: second piping
100: main body
101: insertion groove 102: through groove
110: first air circulation
111: first inlet 112: first outlet
113: first fan motor
120: second air circulation
121: second inlet 122: second outlet
123: second fan motor
130: cover
131: insertion protrusion 132: fastening groove
140: first sensor
200: electrostatic precipitating filter
300: fixed part
310: first element rail 320: blocking unit
330: second element rail 340: ground pin
341: wires
400: prefilter 500: heating element
600: control box 700: external controller
710: second sensor 720: display

Claims (8)

A main body 100 having first and second air circulation portions 110 and 120 formed on one side and the other side;
An electrostatic precipitating filter (200) disposed in the main body (100) and filtering air introduced into the inside through the first air circulation unit (110) or the second air circulation unit (120);
A fixing part 300 disposed inside the main body 100 and fixing the electrostatic precipitating filter 200 to an inner surface of the main body 100 to be fixed;
It is made, including
The fixing part 300 is coupled to the side of the electrostatic precipitating filter 200, the first element rail 310 formed with a ground pin 340 for applying electricity to the electrostatic precipitating filter 200 is at least Heat recovery type ventilator, characterized in that formed one or more.
The method of claim 1,
The heat recovery type ventilation apparatus includes at least one prefilter 400 disposed inside the main body 100;
It is made to include more
The fixing part 300 is a heat recovery type ventilation apparatus, characterized in that further comprises a second element rail (330) coupled to the side of the pre-filter (400).
The method of claim 2,
The fixing part 300 is a heat recovery type ventilation apparatus, characterized in that a plurality of first element rail 310 or second element rail (330).
The method of claim 1,
The main body 100 is made so that the cover 130 is coupled to the upper surface and detachable from each other,
The electrostatic precipitating filter 300 is moved up and down along the guide of the first element rail 310, the ground pin 340 is formed on the lower end of the first element rail 310 heat recovery Type ventilation system.
The method of claim 4, wherein
The main body 100 is characterized in that the first sensor 140 is provided to measure the amount of dust accumulated therein,
The heat recovery type ventilator
A control box 600 for transmitting a value measured from the first sensor 140 to the outside; And
The external controller 700 is connected to the control box 600 by wire or wirelessly, and includes a second sensor 710 for measuring the air quality of the surroundings and a display 720 for displaying a value measured from the first sensor. ;
More,
Heat recovery type ventilation apparatus, characterized in that for transmitting the operating signal to the control box 600 by comparing the air quality measured by the external controller 700 with a preset state.
The method according to claim 1, wherein
The first air circulation unit 110 includes a first suction port 111 and the first discharge port 112,
The second air circulation part 120 includes a second suction port 121 and a second discharge port 122,
The air sucked through the first suction port 111 is discharged through the second discharge hole 122, and the air sucked through the second suction hole 121 is discharged through the first discharge hole 112.
The heat recovery type ventilation device is disposed inside the main body 100, the heating element 500 through which the air sucked through the first suction port 111 and the second suction port 121 passes;
Heat recovery type ventilation device further comprising.
The method of claim 6,
The electrostatic precipitating filter 200 is disposed between the first outlet 112 and the heating element 500 or between the second outlet 122 and the heating element (500).
A main body 100 having first and second air circulation portions 110 and 120 formed on one side and the other side;
An electrostatic precipitating filter (200) disposed inside the main body (100) and filtering air introduced into the inside through the first air circulation unit (110) or the second air circulation unit (120); And
A heat transfer element 500 disposed inside the main body 100 to exchange heat between the first air circulation unit 110 and the second air circulation unit 120;
Heat recovery type ventilation device comprising a.