WO2006078102A1 - Air duct connection type wind-control device mounted on the roof of clean room - Google Patents

Air duct connection type wind-control device mounted on the roof of clean room Download PDF

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Publication number
WO2006078102A1
WO2006078102A1 PCT/KR2006/000083 KR2006000083W WO2006078102A1 WO 2006078102 A1 WO2006078102 A1 WO 2006078102A1 KR 2006000083 W KR2006000083 W KR 2006000083W WO 2006078102 A1 WO2006078102 A1 WO 2006078102A1
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WO
WIPO (PCT)
Prior art keywords
air duct
case
clean room
air
blower
Prior art date
Application number
PCT/KR2006/000083
Other languages
French (fr)
Inventor
Won Moh Oh
Original Assignee
Su Gong Industrial Co., Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Su Gong Industrial Co., Ltd. filed Critical Su Gong Industrial Co., Ltd.
Publication of WO2006078102A1 publication Critical patent/WO2006078102A1/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/02—Ducting arrangements
    • F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
    • 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
    • F24F13/02—Ducting arrangements
    • 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
    • F24F13/24—Means for preventing or suppressing noise
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
    • F24F3/16—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by purification, e.g. by filtering; by sterilisation; by ozonisation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
    • F24F3/16—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by purification, e.g. by filtering; by sterilisation; by ozonisation
    • F24F3/167—Clean rooms, i.e. enclosed spaces in which a uniform flow of filtered air is distributed
    • 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
    • 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
    • F24F13/02—Ducting arrangements
    • F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
    • F24F2013/0616—Outlets that have intake openings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2221/00—Details or features not otherwise provided for
    • F24F2221/14—Details or features not otherwise provided for mounted on the ceiling

Definitions

  • the present invention relates to an air duct connection type wind-control device mounted on the roof of clean room in that a turbulent air or an air turbulence are not generated in the clean room, whereby maintaining high purity.
  • the clean room is widely applied to various fields, in that an environment condition has an enormous effect on quality, such as a very large scale integration, a minute gene manipulation and so on.
  • the clean room never has even invisible minute dust. Accordingly, in order to prevent the dust from getting from the outside, it is necessary to separate it from the outside and previously remove the dust from an entry person outside the door thereof. Accordingly, it is essential to wear special clothes for preventing a dust or install a dust removing apparatus therein.
  • the purity of the clean room is greatly influenced by an air conditioning system.
  • the air conditioning system of the clean room divides broadly in a FFU (Fan Filter Unit) manner and a BFU (Blower Filter Unit) manner.
  • an air conditioner In the FFU manner using a down flow of an individual type, an air conditioner is not required and a self-circulation is possible, so that it can implement an ultra clean room having a low noise, a low vibration and a low energy and so on. Also, in the BFU manner using the air conditioner, an air volume necessary for air-conditioning and heating load and purity is supplied through a HEPA Filter Box and is circulated for itself.
  • a return box is mounted on the ceiling according to the room structure and the equipment arrangement or a return air inlet and outlet is mounted on the room to circulate the air.
  • an object of the present invention is to provide an air duct connection type wind-control device mounted on the roof of clean room, in that a turbulent air or an air turbulence are not generated in the clean room, whereby maintaining high purity.
  • Another object of the present invention is to provide an air duct connection type wind-control device mounted on the roof of clean room, in that an air of a predetermined range can be circulated for itself in the inside of the clean room.
  • the present invention provides a an air duct connection type wind-control device mounted on the roof of clean room comprising an air duct; a case of hollow structure connected to the air duct at one side of an upper portion thereof and open to outside at a lower portion thereof, the case having a lower case attached and detached to a lower end portion thereof and having both end portions fixed to the lower end portion of the case and an air blowing port formed at a center thereof; a mounting plate having both sides attached to an inside surface of the case and a plurality of through holes; a blower fan assembly mounted to the mounting plate, the blower fan assembly having a motor attached to the mounting plate, a blower wing portion connected to a rotational shaft of the motor, a blower guide portion for inducing an air received from the blower wing; and a cover for protecting the blower wing portion attached to a upper portion of the blower wing portion; and a filter assembly built in a lower portion of the case corresponding to a lower portion of the blower fan assembly
  • the plurality of through holes of the mounting plate is formed at a bending portion and the through holes are different in diameter.
  • a distance Ll between an upper portion of the blower fan assembly and an interior surface of the upper portion of the case is longer than another distance L2 between a lower portion of the blower fan assembly and an upper portion of the filter assembly.
  • the present invention provides a an air duct connection type wind-control device mounted on the roof of clean room comprising an air duct; an exterior case of hollow structure connected to the air duct at one side of an upper portion thereof and open to outside at a lower portion thereof; an interior case having a hollow structure in that upper and lower portions thereof are open to outside; a plurality of mounting members interposed between an inner wall of the exterior case and an outer wall of the interior case; a circulation flow path formed between the exterior case and the interior case; a mounting plate having both sides attached to an inside surface of the interior case and a plurality of through holes; a blower fan assembly mounted to the mounting plate; and a filter assembly built in a lower portion of the interior case corresponding to a lower portion of the blower fan assembly.
  • the mounting member has a plurality of through holes.
  • a guide member is located at the inner wall of the exterior case, which is higher than an upper end of the circulation and a shape of the guide member is a plate having an opening center.
  • FIG. 1 is a sectional view illustrating an air duct connection type wind-control device mounted on the roof of clean room according to the present invention
  • FIG. 2 is a partial enlarged sectional view illustrating a portion "A" of FIG. 1.
  • FIG. 3 is a sectional view illustrating an air duct connection type wind-control device mounted on the roof of clean room according to another embodiment of the present invention
  • FIG. 4 is a sectional view taken along a line H-EI of FIG. 3;
  • FIG. 5 is a schematic sectional view illustrating an air supply and a circulation process of the ventilator of FIG. 3. Best Mode for Carrying Out the Invention
  • FlG. 1 is a sectional view illustrating an air duct connection type wind-control device mounted on the roof of clean room according to the present invention and FlG. 2 is a partial enlarged sectional view illustrating a portion "A" of FlG. 1.
  • the ventilator 100 serves to uniformly distribute an air sucked forcibly by a blower fan assembly 150 through a plurality of holes 146 formed at a mounting plate 140, for example decrease the variation of a blower pressure and minimize the change of the entire aerial currents of the clean room, in order to fundamentally prevent a turbulent air or an air turbulence generated from the conventional ventilator.
  • the ventilator 100 includes an upper case 112 having an air duct connector 112a communicated with the air duct 120 at one side of the upper portion thereof and a hollow structure at a lower portion thereof.
  • the illustrated case it has one air duct connector 112a.
  • the present invention is not limited to the number of the air duct connector 112a.
  • the plurality of air duct connectors may be formed.
  • the air duct connector may be formed at the upper portion of the upper case 112.
  • the air duct 120 may be a duct or pipe.
  • the air duct 120 is provided with an air conditioner 130.
  • the air conditioner 130 includes a handle 132 for adjusting the air flow mounted to the outside of the air duct 120 and an air controller 134 mounted to the inside of the air duct 120.
  • a plurality of connecting means 170 is formed at the upper surface of the case 110.
  • the kinds of the connecting means may be an eye bolt or its equivalent.
  • the mounting plate 140 includes bended mounting end portions 144 formed at both sides thereof and mounted to and built in the inside surface of the upper case 112, an opening portion (denoted by no reference numeral) for placing the blower fan assembly 150 thereon formed at the lower portion thereof, and bending portions 142 symmetrically formed at both sides of the opening portion. Also, a plurality of through holes 146 is formed at the bending portions 142 and the through hole 146 formed at the center of the bending portion 142 is largest in size (or diameter) among them, so that the air flow is distributed through them.
  • the blower fan assembly 150 includes a motor 152 placed on and mounted to the opening portion of the mounting plate 140, a blower wing portion 154 connected to a rotational shaft of the motor 152, and a blower guide portion 158 for inducing the air received from the blower wing 154.
  • the blower fan assembly 150 further includes a cover 156 of a grate type for protecting the blower wing portion 154 separated from the blower wing portion 154 at the upper portion thereof.
  • a filter assembly 160 is built in the upper case 112 corresponding to the lower portion of the blower fan assembly 150.
  • the filter assembly 160 includes a filter 162 and a filter fixing portion 164 for protecting and supporting the filter 162 mounted to the interior surface of the upper case 112.
  • a lower case 114 is connected to the lower end portion of the upper case 112, so as to prevent the fall of the filter assembly 160 and accurately induce the air discharged from the filter assembly in the lower direction thereof. That is, the case 110 is divided into the upper and lower cases 112 and 114.
  • the lower case 114 is provided with both end portions attached and detached to both side portions formed at the lower end of the upper case 112 and an air blowing port 114a formed at the center thereof.
  • the blower fan assembly 150 lies adjacent to the filter assembly 160 in comparison with the upper surface of the upper case 112. More concretely, the distance Ll between the upper portion of the blower fan assembly 150 and the interior surface of the upper portion of the upper case 112 is longer than the distance L2 between the lower portion of the blower fan assembly 150 and the upper portion of the filter assembly 160. Accordingly, the air sent through the blower fan assembly 150 can be rapidly supplied to the filter assembly 160.
  • the air sucked forcibly through the upper portion of the blower fan assembly 150 is horizontally discharged from the blower wing portion 154 by means of the blower guide portion 158 and then, is vertically supplied to the filter assembly 160 through the plurality of through holes 146 formed at the mounting plate 140, so that the air flow is uniformly distributed toward the lower portion of the clean room in a state of forming a down flow, similarly with the FFU manner.
  • FIG. 3 is a sectional view illustrating an air duct connection type wind-control device mounted on the roof of clean room according to another embodiment of the present invention
  • FIG. 4 is a sectional view taken along a line II-II of FIG. 3
  • FIG. 5 is a schematic sectional view illustrating an air supply and a circulation process of the ventilator of FIG. 3.
  • FIG. 5 As shown in Fig. 3 through FIG. 5, an exterior case 210, an air duct connector 212, an opening 220, a plurality of mounting member 230, through holes 232 and a circulation flow path 240 are added to the elements of FIG. 1 and FIG. 2, thereby providing its own circulation function.
  • the same reference numerals will be used in conjunction with those same elements
  • the ventilator 300 serves to uniformly distribute the air sucked forcibly by a blower fan assembly 150 through a plurality of holes 146 formed at a mounting plate 140, for example decrease the variation of a blower pressure and minimize the change of the entire aerial currents of the clean room, in order to fundamentally prevent a turbulent air or an air turbulence generated from the conventional ventilator.
  • the ventilator 300 includes the circulation flow path 240 formed between the exterior case 210 and the interior case 110, so that the air circulates in a space of a predetermined range located at the inside of the clean room, thereby decreasing the number of a return box (not shown). Accordingly, it can improve the efficiency of an air conditioning system (not shown) per volume of the clean room.
  • the exterior case 210 includes an air duct connector 212 communicated with the air duct 120 at one side of the upper portion thereof and a hollow structure at a lower portion thereof.
  • the illustrated case it has one air duct connector 212.
  • the present invention is not limited to the number of the air duct connector 212.
  • the plurality of air duct connectors may be fo rmed.
  • the air duct connector may be formed at the upper portion of the exterior case 210.
  • the air duct 120 may be a duct or pipe.
  • the air duct 120 is provided with an air conditioner 130.
  • the air conditioner 130 includes a handle 132 for adjusting the air flow mounted to the outside of the air duct 120 and an air controller 134 mounted to the inside of the air duct 120.
  • a plurality of connecting means 170 is formed at the upper surface of the exterior case 210.
  • the kinds of the connecting means may be an eye-bolt or its equivalent.
  • the interior case 110 has a hollow structure in that the upper and lower portions thereof are open to outside.
  • a portion "A" showed in dotted line of FlG. 3 is related to the mounting plate 140 and is similar to that of Fig. 2. Accordingly, a further description is omitted here.
  • the mounting plate 140 includes bended mounting end portions 144 formed at both sides thereof and mounted to and built in the inside surface of the upper case 110, an opening portion (denoted by no reference numeral) for placing the blower fan assembly 150 thereon formed at the lower portion thereof, and bending portions 142 symmetrically formed at both sides of the opening portion. Also, a plurality of through holes 146 is formed at the bending portions 142 and the through hole 146 formed at the center of the bending portion 142 is largest in size (or diameter) among them, so that the air flow is distributed through them.
  • the blower fan assembly 150 includes a motor 152 placed on and mounted to the opening portion of the mounting plate 140, a blower wing portion 154 connected to a rotational shaft of the motor 152, and a blower guide portion 158 for inducing the air received from the blower wing 154.
  • the blower fan assembly 150 further includes a cover 156 of a grate type for protecting the blower wing portion 154 separated from the blower wing portion 154 at the upper portion thereof.
  • the filter assembly 160 is built in the upper case 112 corresponding to the lower portion of the blower fan assembly 150.
  • the filter assembly 160 includes a filter 162 and a filter fixing portion 164 for protecting and supporting the filter 162 mounted to the interior surface of a upper case 112.
  • a lower case 114 is connected to the lower end portion of the upper case 112, so as to prevent the fall of the filter assembly 160 and accurately induce the air discharged from the filter assembly in the lower direction thereof. That is, the interior case 110 is divided into the upper and lower cases 112 and 114.
  • the lower case 114 is provided with both end portions attached and detached to both side portions formed at the lower end of the upper case 112 and an air blowing port 114a formed at the center thereof.
  • the opening 220 for an air circulation is formed between an inner wall of the lower end of the exterior case 210 and an outer wall of the lower end of the interior case 110.
  • the clean air of the clean room flows through the opening 220 by means of the inhalation pressure induced by the blower fan assembly 150 described above
  • the ventilator 300 includes the circulation flow path 240 formed between the exterior case 210 and the interior case 110, so as to circulate the air in a predetermined space located at the inside of the clean room.
  • the interior case 110 includes the blower fan assembly 150, the mounting plate 140 and the filter assembly 160.
  • the circulation flow path 240 is a separated gap (or a space) formed between the inner wall of the exterior case 210 and the outer wall of the interior case 110. Also, the opening 220 is formed at the lower end of the circulation flow path 240.
  • the ventilator 300 according to another embodiment of the present invention further includes the plurality of mounting member 230 for attaching the interior case 110 on the exterior case 210.
  • the mounting member 230 is interposed between the inner wall of the exterior case 210 and the outer wall of the interior case 110 and has a plurality of through holes 232.
  • the ventilator 300 according to another embodiment of the present invention further includes a guide member 250 attached on the inner wall of the exterior case 210 in order to induce the circulated air and send it to the blower fan assembly 150.
  • the guide member 250 is located at the inner wall of the exterior case 210, which is higher than the upper end of the circulation flow path 240. Also, the guide member 250 is protruded from the inner wall of the exterior case 210 toward the center thereof. Accordingly, in addition to the above function, the guide member 250 serves to prevent the air received from the air duct 120 from discharging through the circulation flow path 240.
  • the shape of the guide member 250 is a plate having an opening center.
  • the air which is received from the air duct 120, is sucked forcibly through the upper portion of the blower fan assembly 150 and is horizontally discharged from the blower wing portion 154 by means of the blower guide portion 158 and then, is vertically supplied to the filter assembly 160 through the plurality of through holes 146 formed at the mounting plate 140, so that the air flow is uniformly distributed toward the lower portion of the clean room in a state of forming a down flow, similarly with the FFU manner.
  • the clean air corresponding to the predetermined space of the inside of the clean room flows through the opening 220 by means of the inhalation pressure induced by the blower fan assembly 150, for example, the inhalation pressure formed at the upper portion of the blower fan assembly 150 and then is again discharged inside the clean room through the circulation flow path 240, the guide member 250, the blower fan assembly 150, and a filter assembly 160.
  • the inhalation pressure induced by the blower fan assembly 150 for example, the inhalation pressure formed at the upper portion of the blower fan assembly 150 and then is again discharged inside the clean room through the circulation flow path 240, the guide member 250, the blower fan assembly 150, and a filter assembly 160.
  • the present invention relates to an air duct connection type wind-control device mounted on the roof of clean room in that a turbulent air or an air turbulence are not generated in the clean room, whereby maintaining high purity and the air of a predetermined range can be circulated for itself in the inside of the clean room.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Ventilation (AREA)

Abstract

Disclosed is an air duct connection type wind-control device mounted on the roof of clean room, in that the turbulent air, air turbulence and serious noise generated from the conventional blower of BFU manner can be fundamentally prevented, whereby providing a purity and a down flow of the FFU manner without the change of the entire aerial currents inside the clean room. The air duct connection type wind-control device mounted on the roof of clean room comprising an air duct;a case of hollow structure connected to the air duct, a mounting plate having both sides attached to an inside surface of the case and a plurality of through holes; a blower fan assembly mounted to the mounting plate, a blower wing portion connected to a rotational shaft of the motor, a blower guide portion for inducing an air received from the blower wing; and a cover for protecting the blower wing portion attached to a upper portion of the blower wing portion; and a filter assembly.

Description

Description
AIR DUCT CONNECTION TYPE WIND-CONTROL DEVICE MOUNTED ON THE ROOF OF CLEAN ROOM
Technical Field
[I] The present invention relates to an air duct connection type wind-control device mounted on the roof of clean room in that a turbulent air or an air turbulence are not generated in the clean room, whereby maintaining high purity.
Background Art
[2] Generally, a clean room has no dust and is isolated or separated from the outside.
The clean room is widely applied to various fields, in that an environment condition has an enormous effect on quality, such as a very large scale integration, a minute gene manipulation and so on.
[3] As one of the terms desired in the clean room, the clean room never has even invisible minute dust. Accordingly, in order to prevent the dust from getting from the outside, it is necessary to separate it from the outside and previously remove the dust from an entry person outside the door thereof. Accordingly, it is essential to wear special clothes for preventing a dust or install a dust removing apparatus therein.
[4] The purity of the clean room is greatly influenced by an air conditioning system. At present, the air conditioning system of the clean room divides broadly in a FFU (Fan Filter Unit) manner and a BFU (Blower Filter Unit) manner.
[5] In the FFU manner using a down flow of an individual type, an air conditioner is not required and a self-circulation is possible, so that it can implement an ultra clean room having a low noise, a low vibration and a low energy and so on. Also, in the BFU manner using the air conditioner, an air volume necessary for air-conditioning and heating load and purity is supplied through a HEPA Filter Box and is circulated for itself.
[6] The merits of the BFU manner are as follows.
[7] 1. The system structure is simple and the cost of driving and equipment is low.
[8] 2. This is most widely used in a general clean room.
[9] 3. A return box is mounted on the ceiling according to the room structure and the equipment arrangement or a return air inlet and outlet is mounted on the room to circulate the air.
[10] 4. The extension work of the clean room is comparatively convenient within the range of the air conditioner capacity.
[II] 5. It can constitute a partial high purity by using a clean bench and a clean booth and so on. Disclosure of Invention Technical Problem
[12] However, since the BFU manner uses air blower so as to provide the air volume for maintaining the purity, a turbulent air or an air turbulence can be generated in the clean room. Also, it is difficulty to apply to the high purity room necessary for maintaining the high purity. Technical Solution
[ 13] Accordingly, the present invention has been made to solve the above-mentioned problems occurring in the prior art, and an object of the present invention is to provide an air duct connection type wind-control device mounted on the roof of clean room, in that a turbulent air or an air turbulence are not generated in the clean room, whereby maintaining high purity.
[14] Another object of the present invention is to provide an air duct connection type wind-control device mounted on the roof of clean room, in that an air of a predetermined range can be circulated for itself in the inside of the clean room.
[15] To accomplish the object, the present invention provides a an air duct connection type wind-control device mounted on the roof of clean room comprising an air duct; a case of hollow structure connected to the air duct at one side of an upper portion thereof and open to outside at a lower portion thereof, the case having a lower case attached and detached to a lower end portion thereof and having both end portions fixed to the lower end portion of the case and an air blowing port formed at a center thereof; a mounting plate having both sides attached to an inside surface of the case and a plurality of through holes; a blower fan assembly mounted to the mounting plate, the blower fan assembly having a motor attached to the mounting plate, a blower wing portion connected to a rotational shaft of the motor, a blower guide portion for inducing an air received from the blower wing; and a cover for protecting the blower wing portion attached to a upper portion of the blower wing portion; and a filter assembly built in a lower portion of the case corresponding to a lower portion of the blower fan assembly.
[16] Preferably, the plurality of through holes of the mounting plate is formed at a bending portion and the through holes are different in diameter.
[17] Preferably, a distance Ll between an upper portion of the blower fan assembly and an interior surface of the upper portion of the case is longer than another distance L2 between a lower portion of the blower fan assembly and an upper portion of the filter assembly.
[18] To accomplish the another object, the present invention provides a an air duct connection type wind-control device mounted on the roof of clean room comprising an air duct; an exterior case of hollow structure connected to the air duct at one side of an upper portion thereof and open to outside at a lower portion thereof; an interior case having a hollow structure in that upper and lower portions thereof are open to outside; a plurality of mounting members interposed between an inner wall of the exterior case and an outer wall of the interior case; a circulation flow path formed between the exterior case and the interior case; a mounting plate having both sides attached to an inside surface of the interior case and a plurality of through holes; a blower fan assembly mounted to the mounting plate; and a filter assembly built in a lower portion of the interior case corresponding to a lower portion of the blower fan assembly.
[19] Preferably, the mounting member has a plurality of through holes.
[20] Preferably, a guide member is located at the inner wall of the exterior case, which is higher than an upper end of the circulation and a shape of the guide member is a plate having an opening center. Advantageous Effects
[21] In the air duct connection type wind-control device mounted on the roof of clean, there is an effect in that the turbulent air, air turbulence and serious noise generated from the conventional blower of BFU manner can be fundamentally prevented, thereby providing the purity and the down flow of the FFU manner without the change of the entire aerial currents inside the clean room.
[22] Also, there is another effect in that the air of the inside of the clean room corresponding to a predetermined space is circulated for itself, so that it can decrease the number of a return box for circulating an air, thereby optimize the air conditioning system. Brief Description of the Drawings
[23] The above as well as the other objects, features and advantages of the present invention will be more apparent from the following detailed description taken in conjunction with the accompanying drawings, in which:
[24] FIG. 1 is a sectional view illustrating an air duct connection type wind-control device mounted on the roof of clean room according to the present invention;
[25] FIG. 2 is a partial enlarged sectional view illustrating a portion "A" of FIG. 1.
[26] FIG. 3 is a sectional view illustrating an air duct connection type wind-control device mounted on the roof of clean room according to another embodiment of the present invention;
[27] FIG. 4 is a sectional view taken along a line H-EI of FIG. 3; and
[28] FIG. 5 is a schematic sectional view illustrating an air supply and a circulation process of the ventilator of FIG. 3. Best Mode for Carrying Out the Invention [29] A preferred embodiment of the invention will be described in detail below with reference to the accompanying drawings.
[30] FlG. 1 is a sectional view illustrating an air duct connection type wind-control device mounted on the roof of clean room according to the present invention and FlG. 2 is a partial enlarged sectional view illustrating a portion "A" of FlG. 1.
[31] Referring to FIG. 1 and FlG. 2, the ventilator 100 according to the present invention serves to uniformly distribute an air sucked forcibly by a blower fan assembly 150 through a plurality of holes 146 formed at a mounting plate 140, for example decrease the variation of a blower pressure and minimize the change of the entire aerial currents of the clean room, in order to fundamentally prevent a turbulent air or an air turbulence generated from the conventional ventilator.
[32] The ventilator 100 includes an upper case 112 having an air duct connector 112a communicated with the air duct 120 at one side of the upper portion thereof and a hollow structure at a lower portion thereof.
[33] Meanwhile, in the illustrated case, it has one air duct connector 112a. However, the present invention is not limited to the number of the air duct connector 112a. In accordance with the present invention, the plurality of air duct connectors may be formed. Also, the air duct connector may be formed at the upper portion of the upper case 112.
[34] Also, the air duct 120 may be a duct or pipe. The air duct 120 is provided with an air conditioner 130. Here, the air conditioner 130 includes a handle 132 for adjusting the air flow mounted to the outside of the air duct 120 and an air controller 134 mounted to the inside of the air duct 120.
[35] Moreover, a plurality of connecting means 170 is formed at the upper surface of the case 110. Here, the kinds of the connecting means may be an eye bolt or its equivalent.
[36] The mounting plate 140 includes bended mounting end portions 144 formed at both sides thereof and mounted to and built in the inside surface of the upper case 112, an opening portion (denoted by no reference numeral) for placing the blower fan assembly 150 thereon formed at the lower portion thereof, and bending portions 142 symmetrically formed at both sides of the opening portion. Also, a plurality of through holes 146 is formed at the bending portions 142 and the through hole 146 formed at the center of the bending portion 142 is largest in size (or diameter) among them, so that the air flow is distributed through them.
[37] The blower fan assembly 150 includes a motor 152 placed on and mounted to the opening portion of the mounting plate 140, a blower wing portion 154 connected to a rotational shaft of the motor 152, and a blower guide portion 158 for inducing the air received from the blower wing 154.
[38] Here, the blower fan assembly 150 further includes a cover 156 of a grate type for protecting the blower wing portion 154 separated from the blower wing portion 154 at the upper portion thereof.
[39] A filter assembly 160 is built in the upper case 112 corresponding to the lower portion of the blower fan assembly 150. The filter assembly 160 includes a filter 162 and a filter fixing portion 164 for protecting and supporting the filter 162 mounted to the interior surface of the upper case 112.
[40] Also, a lower case 114 is connected to the lower end portion of the upper case 112, so as to prevent the fall of the filter assembly 160 and accurately induce the air discharged from the filter assembly in the lower direction thereof. That is, the case 110 is divided into the upper and lower cases 112 and 114.
[41] Here, the lower case 114 is provided with both end portions attached and detached to both side portions formed at the lower end of the upper case 112 and an air blowing port 114a formed at the center thereof.
[42] The blower fan assembly 150 according to the present invention lies adjacent to the filter assembly 160 in comparison with the upper surface of the upper case 112. More concretely, the distance Ll between the upper portion of the blower fan assembly 150 and the interior surface of the upper portion of the upper case 112 is longer than the distance L2 between the lower portion of the blower fan assembly 150 and the upper portion of the filter assembly 160. Accordingly, the air sent through the blower fan assembly 150 can be rapidly supplied to the filter assembly 160.
[43] Therefore, in the ventilator 100 according to the present invention as described above, the air sucked forcibly through the upper portion of the blower fan assembly 150 is horizontally discharged from the blower wing portion 154 by means of the blower guide portion 158 and then, is vertically supplied to the filter assembly 160 through the plurality of through holes 146 formed at the mounting plate 140, so that the air flow is uniformly distributed toward the lower portion of the clean room in a state of forming a down flow, similarly with the FFU manner.
[44] FIG. 3 is a sectional view illustrating an air duct connection type wind-control device mounted on the roof of clean room according to another embodiment of the present invention, FIG. 4 is a sectional view taken along a line II-II of FIG. 3, and FIG. 5 is a schematic sectional view illustrating an air supply and a circulation process of the ventilator of FIG. 3.
[45] As shown in Fig. 3 through FIG. 5, an exterior case 210, an air duct connector 212, an opening 220, a plurality of mounting member 230, through holes 232 and a circulation flow path 240 are added to the elements of FIG. 1 and FIG. 2, thereby providing its own circulation function. The same reference numerals will be used in conjunction with those same elements
[46] Referring to FIG. 3 through FIG. 5, the ventilator 300 according to another embodiment of the present invention serves to uniformly distribute the air sucked forcibly by a blower fan assembly 150 through a plurality of holes 146 formed at a mounting plate 140, for example decrease the variation of a blower pressure and minimize the change of the entire aerial currents of the clean room, in order to fundamentally prevent a turbulent air or an air turbulence generated from the conventional ventilator.
[47] The ventilator 300 according to another embodiment of the present invention includes the circulation flow path 240 formed between the exterior case 210 and the interior case 110, so that the air circulates in a space of a predetermined range located at the inside of the clean room, thereby decreasing the number of a return box (not shown). Accordingly, it can improve the efficiency of an air conditioning system (not shown) per volume of the clean room.
[48] The exterior case 210 includes an air duct connector 212 communicated with the air duct 120 at one side of the upper portion thereof and a hollow structure at a lower portion thereof.
[49] Meanwhile, in the illustrated case, it has one air duct connector 212. However, the present invention is not limited to the number of the air duct connector 212. In accordance with the present invention, the plurality of air duct connectors may be fo rmed. Also, the air duct connector may be formed at the upper portion of the exterior case 210.
[50] Also, the air duct 120 may be a duct or pipe. The air duct 120 is provided with an air conditioner 130. Here, the air conditioner 130 includes a handle 132 for adjusting the air flow mounted to the outside of the air duct 120 and an air controller 134 mounted to the inside of the air duct 120.
[51] Moreover, a plurality of connecting means 170 is formed at the upper surface of the exterior case 210. Here, the kinds of the connecting means may be an eye-bolt or its equivalent.
[52] The interior case 110 has a hollow structure in that the upper and lower portions thereof are open to outside. A mounting plate 140 and a filter assembly 160, on which a blower fan assembly 150 described later is mounted, are built in the interior case 110.
[53] A portion "A" showed in dotted line of FlG. 3 is related to the mounting plate 140 and is similar to that of Fig. 2. Accordingly, a further description is omitted here.
[54] The mounting plate 140 includes bended mounting end portions 144 formed at both sides thereof and mounted to and built in the inside surface of the upper case 110, an opening portion (denoted by no reference numeral) for placing the blower fan assembly 150 thereon formed at the lower portion thereof, and bending portions 142 symmetrically formed at both sides of the opening portion. Also, a plurality of through holes 146 is formed at the bending portions 142 and the through hole 146 formed at the center of the bending portion 142 is largest in size (or diameter) among them, so that the air flow is distributed through them. [55] The blower fan assembly 150 includes a motor 152 placed on and mounted to the opening portion of the mounting plate 140, a blower wing portion 154 connected to a rotational shaft of the motor 152, and a blower guide portion 158 for inducing the air received from the blower wing 154. [56] Here, the blower fan assembly 150 further includes a cover 156 of a grate type for protecting the blower wing portion 154 separated from the blower wing portion 154 at the upper portion thereof. [57] The filter assembly 160 is built in the upper case 112 corresponding to the lower portion of the blower fan assembly 150. The filter assembly 160 includes a filter 162 and a filter fixing portion 164 for protecting and supporting the filter 162 mounted to the interior surface of a upper case 112. [58] Also, a lower case 114 is connected to the lower end portion of the upper case 112, so as to prevent the fall of the filter assembly 160 and accurately induce the air discharged from the filter assembly in the lower direction thereof. That is, the interior case 110 is divided into the upper and lower cases 112 and 114. [59] Here, the lower case 114 is provided with both end portions attached and detached to both side portions formed at the lower end of the upper case 112 and an air blowing port 114a formed at the center thereof. [60] Also, the opening 220 for an air circulation is formed between an inner wall of the lower end of the exterior case 210 and an outer wall of the lower end of the interior case 110. The clean air of the clean room flows through the opening 220 by means of the inhalation pressure induced by the blower fan assembly 150 described above [61] The ventilator 300 includes the circulation flow path 240 formed between the exterior case 210 and the interior case 110, so as to circulate the air in a predetermined space located at the inside of the clean room. [62] As described above, the interior case 110 according to another embodiment of the present invention includes the blower fan assembly 150, the mounting plate 140 and the filter assembly 160. [63] Here, the circulation flow path 240 according to another embodiment of the present invention is a separated gap (or a space) formed between the inner wall of the exterior case 210 and the outer wall of the interior case 110. Also, the opening 220 is formed at the lower end of the circulation flow path 240. [64] Especially, the ventilator 300 according to another embodiment of the present invention further includes the plurality of mounting member 230 for attaching the interior case 110 on the exterior case 210. [65] The mounting member 230 is interposed between the inner wall of the exterior case 210 and the outer wall of the interior case 110 and has a plurality of through holes 232.
[66] The ventilator 300 according to another embodiment of the present invention further includes a guide member 250 attached on the inner wall of the exterior case 210 in order to induce the circulated air and send it to the blower fan assembly 150.
[67] Here, the guide member 250 is located at the inner wall of the exterior case 210, which is higher than the upper end of the circulation flow path 240. Also, the guide member 250 is protruded from the inner wall of the exterior case 210 toward the center thereof. Accordingly, in addition to the above function, the guide member 250 serves to prevent the air received from the air duct 120 from discharging through the circulation flow path 240.
[68] The shape of the guide member 250 is a plate having an opening center.
[69] Therefore, in the ventilator 300 according to another embodiment of the present invention described above, as shown in FIG. 5(denoted by no reference numerals for descriptive convenience sake), the air, which is received from the air duct 120, is sucked forcibly through the upper portion of the blower fan assembly 150 and is horizontally discharged from the blower wing portion 154 by means of the blower guide portion 158 and then, is vertically supplied to the filter assembly 160 through the plurality of through holes 146 formed at the mounting plate 140, so that the air flow is uniformly distributed toward the lower portion of the clean room in a state of forming a down flow, similarly with the FFU manner.
[70] Thereafter, the clean air corresponding to the predetermined space of the inside of the clean room flows through the opening 220 by means of the inhalation pressure induced by the blower fan assembly 150, for example, the inhalation pressure formed at the upper portion of the blower fan assembly 150 and then is again discharged inside the clean room through the circulation flow path 240, the guide member 250, the blower fan assembly 150, and a filter assembly 160.
[71] The air supply and the circulation process of the ventilator 300 according to another embodiment of the
[72] Air Supply
[73] Conditioning system (not shown)-> Air duct 120-> Blower fan assembly 150 ->
Through holes 146 of mounting plate 140 -> Filter assembly 160 -> Air blowing port 114a -> Clean room
[74] Air Circulation
[75] Clean room -> Opening 220 -> Circulation flow path 240/Through hole 232 ->
Guide member 250 -> Blower fan assembly 150 -> Through holes 146 of mounting plate 140 -> Filter assembly 160 -> Air blowing port 114a -> Clean room. Industrial Applicability [76] The present invention relates to an air duct connection type wind-control device mounted on the roof of clean room in that a turbulent air or an air turbulence are not generated in the clean room, whereby maintaining high purity and the air of a predetermined range can be circulated for itself in the inside of the clean room.
[77] While this invention has been described in connection with what are presently considered to be the most practical and preferred embodiments, it is to be understood that the invention is not limited to the disclosed embodiments and the drawings, but, on the contrary, it is intended to cover various modifications and variations within the spirit and scope of the appended claims.

Claims

Claims
[ 1 ] 1. An air duct connection type wind-control device mounted on the roof of clean room comprising: an air duct; a case of hollow structure connected to the air duct at one side of an upper portion thereof and open to outside at a lower portion thereof, the case having a lower case attached and detached to a lower end portion thereof and having both end portions fixed to the lower end portion of the case and an air blowing port formed at a center thereof; a mounting plate having both sides attached to an inside surface of the case and a plurality of through holes; a blower fan assembly mounted to the mounting plate, the blower fan assembly having a motor attached to the mounting plate, a blower wing portion connected to a rotational shaft of the motor, a blower guide portion for inducing an air received from the blower wing; and a cover for protecting the blower wing portion attached to a upper portion of the blower wing portion; and a filter assembly built in a lower portion of the case corresponding to a lower portion of the blower fan assembly.
[2] An air duct connection type wind-control device mounted on the roof of clean room as claimed in claim 1, wherein the plurality of through holes of the mounting plate is formed at a bending portion and the through holes are different in diameter.
[3] An air duct connection type wind-control device mounted on the roof of clean room as claimed in claim 1, wherein a distance Ll between an upper portion of the blower fan assembly and an interior surface of the upper portion of the case is longer than another distance L2 between a lower portion of the blower fan assembly and an upper portion of the filter assembly.
[4] An air duct connection type wind-control device mounted on the roof of clean room comprising: an air duct; an exterior case of hollow structure connected to the air duct at one side of an upper portion thereof and open to outside at a lower portion thereof; an interior case having a hollow structure in that upper and lower portions thereof are open to outside; a plurality of mounting members interposed between an inner wall of the exterior case and an outer wall of the interior case; a circulation flow path formed between the exterior case and the interior case; a mounting plate having both sides attached to an inside surface of the interior case and a plurality of through holes; a blower fan assembly mounted to the mounting plate; and a filter assembly built in a lower portion of the interior case corresponding to a lower portion of the blower fan assembly. [5] An air duct connection type wind-control device mounted on the roof of clean room as claimed in claim 4, wherein the mounting member has a plurality of through holes. [6] An air duct connection type wind-control device mounted on the roof of clean room as claimed in claim 4, wherein a guide member is located at the inner wall of the exterior case, which is higher than an upper end of the circulation and a shape of the guide member is a plate having an opening center.
PCT/KR2006/000083 2005-01-18 2006-01-09 Air duct connection type wind-control device mounted on the roof of clean room WO2006078102A1 (en)

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100767667B1 (en) 2005-12-09 2007-10-17 엘지전자 주식회사 Indoor Unit for Air-conditioner
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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06159752A (en) * 1992-11-27 1994-06-07 Shinko Kogyo Co Ltd Fan filter device for clean room
JPH09310896A (en) * 1996-05-22 1997-12-02 Matsushita Seiko Co Ltd Fan filter unit
KR200214020Y1 (en) * 2000-09-26 2001-02-15 주식회사신성이엔지 Fan filter unit
JP2003185216A (en) * 2001-12-21 2003-07-03 Matsushita Ecology Systems Co Ltd Fan filter unit

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06159752A (en) * 1992-11-27 1994-06-07 Shinko Kogyo Co Ltd Fan filter device for clean room
JPH09310896A (en) * 1996-05-22 1997-12-02 Matsushita Seiko Co Ltd Fan filter unit
KR200214020Y1 (en) * 2000-09-26 2001-02-15 주식회사신성이엔지 Fan filter unit
JP2003185216A (en) * 2001-12-21 2003-07-03 Matsushita Ecology Systems Co Ltd Fan filter unit

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